Product Description
Helical Worm Gear Motor (S Type)
Input Configurations |
Motor mounted |
IEC B5/B14 Motor Flange (AM Flange) | |
Servo Motor Flange (AQA Flange) | |
Shaft Input (AD connection) | |
Output Configurations
|
CZPT output shaft |
CZPT output shaft with flange |
|
Hollow output shaft |
|
Hollow output shaft with flange |
|
Variants of the Helical Worm Gear Unit Series S / SF / SA / SAF |
Foot- or flange-mounted |
B5 or B14 flange-mounted |
|
CZPT shaft or hollow shaft |
|
Hollow shaft with keyed connection, shrink disk, splined hollow shaft, or Torque Arm |
Main Feature
Slim design for limited installation space without having to compromise on the performance, And what applies to many of our gear units: longer operating lives and wear-free gearing with a high fatigue strength.
Specification
Model |
Shaft Dia. mm |
Horizontal Center Height mm |
External Flange Dia. Mm |
Power Kw |
Ratio i |
Nominal Torque Nm |
|
CZPT Shaft |
Hollow Shaft |
||||||
F/FF/FA/FAF37 |
ф25 |
ф30 |
70 |
160 |
0.12-3 |
4-138 |
180 |
F/FF/FA/FAF47 |
ф35 |
ф35 |
80 |
200 |
0.12-5.5 |
4-175 |
360 |
F/FF/FA/FAF57 |
ф35 |
ф40 |
100 |
250 |
0.18-7.5 |
4-197 |
420 |
F/FF/FA/FAF67 |
ф40 |
ф40 |
100 |
250 |
0.37-7.5 |
4-197 |
700 |
F/FF/FA/FAF77 |
ф50 |
ф50 |
120 |
300 |
0.75-11 |
4-197 |
1350 |
F/FF/FA/FAF87 |
ф60 |
ф60 |
155 |
350 |
1.5-22 |
4-193 |
2500 |
F/FF/FA/FAF97 |
ф70 |
ф70 |
180 |
450 |
2.2-30 |
4-203 |
3700 |
F/FF/FA/FAF107 |
ф90 |
ф90 |
200 |
450 |
3-45 |
4-205 |
6500 |
F/FF/FA/FAF127 |
ф110 |
ф100 |
240 |
550 |
5.5-90 |
4-202 |
10000 |
F/FF/FA/FAF157 |
ф120 |
ф120 |
270 |
660 |
11-160 |
4-190 |
18000 |
Company Profile
Packing
Scenarioes
FAQ
Q1: I want to buy your products, how can I pay?
A: You can pay via T/T(30%+70%), L/C ,D/P etc.
Q2: How can you guarantee the quality?
A: One year’s warranty against B/L date. If you meet with quality problem, please send us pictures or video to check, we promise to send spare parts or new products to replace. Our guarantee not include inappropriate operation or wrong specification selection.
Q3: How we select models and specifications?
A: You can email us the series code (for example: RC series helical gearbox) as well as requirement details, such as motor power,output speed or ratio, service factor or your application…as much data as possible. If you can supply some pictures or drawings,it is nice.
Q4: If we don’t find what we want on your website, what should we do?
A: We offer 3 options:
1, You can email us the pictures, drawings or descriptions details. We will try to design your products on the basis of our
standard models.
2, Our R&D department is professional for OEM/ODM products by drawing/samples, you can send us samples, we do customized design for your bulk purchasing.
3, We can develop new products if they have good market. We have already developed many items for special using successful, such as special gearbox for agitator, cement conveyor, shoes machines and so on.
Q5: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.
Q6: How about your product delivery time?
A: Normally for 20’container, it takes 25-30 workdays for RV series worm gearbox, 35-40 workdays for helical gearmotors.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Motor, Machinery, Agricultural Machinery |
---|---|
Hardness: | Hardened Tooth Surface |
Layout: | Coaxial |
Gear Shape: | Cylindrical Gear |
Step: | Single-Step |
Type: | Gear Reducer |
Customization: |
Available
| Customized Request |
---|
Performance of Helical Gearboxes in Applications Requiring Frequent Starts and Stops
Helical gearboxes are well-suited for applications that involve frequent starts and stops due to their design characteristics. Here’s how they fare in such scenarios:
- Smooth Engagement: Helical gears offer gradual and smooth engagement, which reduces shock loads during starts and stops. This feature helps minimize wear and stress on gear teeth and other components.
- Noise and Vibration Reduction: The helical tooth arrangement results in less noise and vibration compared to other gear types. This is especially beneficial in applications where noise reduction is a priority.
- Efficient Power Transmission: Helical gears efficiently transmit power even during frequent starts and stops. The gradual contact between gear teeth and the larger tooth engagement area contribute to efficient power transfer.
- Less Backlash: Helical gearboxes typically have lower backlash compared to other gear types. This means there’s less play between gear teeth, resulting in more accurate and consistent motion control.
- Heat Dissipation: The helical tooth design distributes loads and heat more evenly, which can help dissipate heat generated during frequent starts and stops.
- Longevity: The reduced wear and improved load distribution contribute to the longevity of helical gearboxes, making them suitable for applications requiring frequent cyclic motion.
In summary, helical gearboxes perform well in applications involving frequent starts and stops. Their smooth engagement, reduced noise and vibration, efficient power transmission, and durability make them a reliable choice for industries that demand precise and controlled motion despite frequent changes in speed and direction.
Software Tools for Simulating Helical Gear Behavior
Several software tools are available for simulating the behavior of helical gears under different conditions. These tools aid engineers in designing and analyzing helical gear systems for optimal performance and reliability. Some notable software tools include:
- KISSsoft: KISSsoft is a widely used software for the design and analysis of mechanical components, including helical gears. It offers comprehensive calculations for gear geometry, load distribution, contact stresses, and more. The software assists in optimizing gear designs and predicting their behavior under various operating conditions.
- AGMA Rating Suite: The American Gear Manufacturers Association (AGMA) offers software tools that follow AGMA standards for gear design and analysis. These tools provide accurate calculations for gear rating, efficiency, and durability under different load scenarios.
- ANSYS Mechanical: ANSYS Mechanical is a versatile simulation software used for finite element analysis (FEA) of mechanical systems, including helical gears. It allows engineers to perform detailed stress and deformation analysis, simulate contact patterns, and assess the effects of different loads and boundary conditions.
- Gleason CAGE: Gleason’s Computer-Aided Gear Engineering (CAGE) software specializes in gear design and optimization. It offers advanced tools for gear tooth profile generation, simulation of meshing behavior, and optimization of gear parameters.
- MAGMA Soft: MAGMA Soft provides casting simulation software that can be used to predict the solidification behavior and mechanical properties of casted gear components, which is essential for ensuring quality and performance.
- Siemens NX: Siemens NX software includes gear design and analysis capabilities, allowing engineers to simulate gear behavior, calculate load distribution, and optimize gear designs within a comprehensive CAD/CAE environment.
These software tools enable engineers to model and analyze helical gears in a virtual environment, helping them make informed design decisions, optimize gear geometry, and assess gear performance under different conditions. By utilizing these tools, engineers can create reliable and efficient helical gear systems for various industrial applications.
Helical Gear Meshing and Its Benefits
Helical gear meshing refers to the engagement of two helical gears with inclined teeth. The teeth are cut at an angle to the gear axis, creating a helix shape. When these gears mesh, the inclined teeth gradually come into contact, allowing for smoother and quieter operation compared to straight-toothed gears.
The benefits of helical gear meshing include:
- Reduced Noise: The gradual contact between helical gear teeth minimizes impact and noise during engagement, resulting in quieter operation. This is particularly advantageous in applications where noise reduction is essential, such as industrial machinery and automotive transmissions.
- Smooth Operation: Helical gears provide smoother and more continuous motion due to the gradual engagement of teeth. This feature makes them suitable for applications that require precise and controlled movement, such as CNC machines and conveyor systems.
- Higher Load Capacity: The helical tooth geometry allows for greater tooth contact area, distributing the load over a larger surface. This results in higher load-carrying capacity and improved durability, making helical gears suitable for heavy-duty applications.
- Efficient Power Transmission: Helical gears transmit power more efficiently due to their smooth engagement and increased contact area. This efficiency contributes to reduced energy consumption and heat generation in gearboxes.
- Less Vibrations: The gradual meshing of helical gears reduces vibrations, resulting in smoother operation and reduced wear and tear on gear teeth and bearings. This is especially important for extending the lifespan of the gearbox.
Overall, helical gear meshing offers numerous benefits, including reduced noise, smoother operation, higher load capacity, efficient power transmission, and reduced vibrations. These advantages make helical gears a popular choice in various industrial applications where performance, durability, and reliability are crucial.
editor by CX 2024-04-25
China Custom S Series Hollow Shaft Helical Worm Gear Box with Electric Motor planetary gearbox
Product Description
Product Description
Product Features
High modular design, biomimetic surface with owned intellectual property right.
Adopt German worm hob to process the worm wheel.
With the special gear geometry, it gets high torque, efficiency and long life circle.
It can achieve the direct combination for 2 sets of gearbox.
Mounting mode: foot mounted, flange mounted, torque arm mounted.
Output shaft: CZPT shaft, hollow shaft.
Main applied for
Chemical industry and environmental protection
Metal processing
Building and construction
Agriculture and food
Textile and leather
Forest and paper
Car washing machinery
Detailed Photos
Product Parameters
Technical data:
Housing material |
Cast iron/Ductile iron |
Housing hardness |
HBS190-240 |
Gear material |
20CrMnTi alloy steel |
Surface hardness of gears |
HRC58°~62 ° |
Gear core hardness |
HRC33~40 |
Input / Output shaft material |
42CrMo alloy steel |
Input / Output shaft hardness |
HRC25~30 |
Machining precision of gears |
accurate grinding, 6~5 Grade |
Lubricating oil |
GB L-CKC220-460, Shell Omala220-460 |
Heat treatment |
tempering, cementiting, quenching, etc. |
Efficiency |
94%~96% (depends on the transmission stage) |
Noise (MAX) |
60~68dB |
Temp. rise (MAX) |
40°C |
Temp. rise (Oil)(MAX) |
50°C |
Vibration |
≤20µm |
Backlash |
≤20Arcmin |
Brand of bearings |
China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, SKF, FAG, INA, NSK. |
Brand of oil seal |
CZPT — ZheJiang or other brands requested |
Our Advantages
Certifications
Packaging & Shipping
Company Profile
Xihu (West Lake) Dis.ng Transmission Equipment Co., Ltd. located HangZhou city, ZHangZhoug, as 1 professional manufacturer and exporter of cycloidal pin wheel reducer,worm reducer, gear reducer, gearbox , AC motor and relative spare parts, owns rich experience in this line for many years.
We are 1 direct factory, with advanced production equipment, the strong development team and producing capacity to offer quality products for customers.
Our products widely served to various industries of Metallurgy, Chemicals, lifting,mining,Petroleum,textile,medicine,wooden etc. Main markets: China, Africa,Australia,Vietnam, Turkey,Japan, Korea, Philippines…
Welcome to ask us any questions, good offer always for you for long term business.
FAQ
Q: Are you trading company or manufacturer?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock.
Q: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.
Q:How to choose a gearbox which meets your requirement?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.
Q: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor informationetc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Motor, Machinery, Marine, Agricultural Machinery |
---|---|
Hardness: | Hardened Tooth Surface |
Installation: | 90 Degree |
Layout: | Coaxial |
Gear Shape: | Worm Gear |
Step: | Single-Step |
Precision and High-Accuracy Applications of Helical Gearboxes
Helical gearboxes are well-suited for precision and high-accuracy applications due to their unique design and performance characteristics:
- Helical Gearing: The helical gears in these gearboxes offer smooth and continuous meshing, resulting in reduced backlash and improved positioning accuracy.
- Efficiency: Helical gearboxes are known for their high efficiency, which minimizes energy losses and heat generation. This is crucial for maintaining precision in applications where even small deviations can have significant impacts.
- Noise and Vibration: The helical gear tooth engagement helps in reducing noise and vibration levels, making them suitable for environments where quiet operation is required.
- Load Distribution: Helical gears distribute load across multiple teeth, minimizing localized wear and extending the lifespan of the gearbox.
- Smooth Motion: Helical gearboxes provide smoother motion transitions, which is crucial in precision applications where jerky or sudden movements are undesirable.
- Positional Accuracy: The reduced backlash and improved meshing characteristics of helical gears contribute to higher positional accuracy, making these gearboxes ideal for applications such as CNC machines, robotics, and medical equipment.
- Compact Design: Helical gearboxes can achieve high gear ratios in a relatively compact form factor, making them suitable for applications where space is limited.
Examples of precision applications where helical gearboxes are commonly used include CNC machining, robotics, semiconductor manufacturing, medical equipment, and metrology devices. The combination of efficiency, smooth operation, and accuracy makes helical gearboxes a preferred choice for achieving consistent and reliable performance in such applications.
Safety Precautions for Operating Machinery with Helical Gear Systems
When operating machinery equipped with helical gear systems, it’s crucial to prioritize safety to prevent accidents and ensure the well-being of operators and equipment. Here are the key safety precautions to consider:
- Training and Familiarity: Operators should receive proper training on the equipment’s operation, including the helical gear system. They should be familiar with the controls, emergency procedures, and potential hazards.
- Protective Gear: Operators should wear appropriate personal protective equipment (PPE), such as gloves, safety glasses, helmets, and ear protection, depending on the application’s requirements.
- Lockout/Tagout: Before performing maintenance or repairs, follow lockout/tagout procedures to isolate the machinery from its power source and prevent accidental startup.
- Regular Inspections: Conduct routine inspections of the helical gear system and other machinery components to identify signs of wear, damage, or malfunction. Address any issues promptly to avoid unsafe conditions.
- Proper Lubrication: Ensure the helical gear system is adequately lubricated according to manufacturer recommendations. Proper lubrication reduces friction, wear, and heat buildup, enhancing both performance and safety.
- Emergency Stop: Machinery should be equipped with clearly marked emergency stop buttons or switches that operators can use to halt operations immediately in case of an emergency.
- Cleaning and Housekeeping: Maintain a clean work environment by removing debris, oil spills, and other potential hazards. Good housekeeping minimizes slip and trip hazards and promotes safe operation.
- Load Capacity: Adhere to the recommended load capacities specified by the manufacturer for both the helical gear system and the machinery as a whole. Overloading can lead to accelerated wear and potential failures.
- Avoid Loose Clothing: Operators should avoid wearing loose clothing, jewelry, or other items that could become entangled in the machinery, leading to accidents.
- Safe Working Distances: Establish safe working distances from moving parts of the machinery, including the helical gear system, to prevent accidental contact and ensure operator safety.
- Regular Maintenance: Follow the manufacturer’s maintenance schedule and guidelines for the helical gear system. Regular maintenance reduces the risk of unexpected failures and promotes safe and reliable operation.
Prioritizing safety when operating machinery with helical gear systems is essential to prevent accidents, protect operators, and maintain efficient operations. Following these precautions and promoting a safety-conscious culture can significantly contribute to a safe working environment.
Limitations and Disadvantages of Helical Gear Systems
While helical gear systems offer numerous advantages, they also come with certain limitations and disadvantages:
- Axial Thrust: Helical gears generate axial thrust due to the helix angle of the teeth. This thrust can cause additional load on bearings and may require additional measures to counteract.
- Complex Manufacturing: The manufacturing process for helical gears is more complex than that of straight-toothed gears, which can lead to higher production costs.
- Axial Length: Helical gears require more axial space compared to spur gears with the same gear ratio. This can be a limitation in applications with space constraints.
- Sliding Contact: Helical gears have sliding contact between their teeth, which can result in higher friction and more heat generation compared to rolling contact gears.
- Efficiency: Although helical gears are generally efficient, their efficiency can be slightly lower than that of some other gear types, especially at high speeds.
- Complexity in Gearbox Design: The inclination of helical gear teeth introduces additional complexity in gearbox design and alignment.
- Reverse Thrust: In some cases, reverse thrust can occur when helical gears are subjected to high axial loads, leading to undesirable effects.
It’s important to consider these limitations and disadvantages when selecting gear systems for specific applications. Despite these challenges, helical gears remain a popular choice in various industries due to their benefits and overall performance characteristics.
editor by CX 2024-04-25
China supplier Helical Gearbox with 440V Motor CZPT Shaft Helical Transmission Gearbox with Hot selling
Product Description
Product Description
Product Features
High modular design.
Integrated casting housing,compact dimension,high loading support, stable transmitting and low noise level.
Perfect oil leakage preventing makes the good sealings and can be used in wide range of industry.
This series is special for pug mill.
High efficiency and save power.
Save cost and low maintenance.
Main applied for
Chemical agitator
Hoist and transport
Steel and metallurgy
Electric power
Coal mining
Cement and construction
Paper and light industry
Detailed Photos
Product Parameters
Technical data:
Housing material |
Cast iron/Ductile iron |
Housing hardness |
HBS190-240 |
Gear material |
20CrMnTi alloy steel |
Surface hardness of gears |
HRC58°~62 ° |
Gear core hardness |
HRC33~40 |
Input / Output shaft material |
42CrMo alloy steel |
Input / Output shaft hardness |
HRC25~30 |
Machining precision of gears |
accurate grinding, 6~5 Grade |
Lubricating oil |
GB L-CKC220-460, Shell Omala220-460 |
Heat treatment |
tempering, cementiting, quenching, etc. |
Efficiency |
94%~96% (depends on the transmission stage) |
Noise (MAX) |
60~68dB |
Temp. rise (MAX) |
40°C |
Temp. rise (Oil)(MAX) |
50°C |
Vibration |
≤20µm |
Backlash |
≤20Arcmin |
Brand of bearings |
China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, SKF, FAG, INA, NSK. |
Brand of oil seal |
CZPT — ZheJiang or other brands requested |
Our Advantages
Certifications
Company Profile
Xihu (West Lake) Dis.ng Transmission Equipment Co., Ltd. located HangZhou city, ZHangZhoug, as 1 professional manufacturer and exporter of cycloidal pin wheel reducer,worm reducer, gear reducer, gearbox , AC motor and relative spare parts, owns rich experience in this line for many years.
We are 1 direct factory, with advanced production equipment, the strong development team and producing capacity to offer quality products for customers.
Our products widely served to various industries of Metallurgy, Chemicals, lifting,mining,Petroleum,textile,medicine,wooden etc. Main markets: China, Africa,Australia,Vietnam, Turkey,Japan, Korea, Philippines…
Welcome to ask us any questions, good offer always for you for long term business.
FAQ
Q: Are you trading company or manufacturer?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock.
Q: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.
Q:How to choose a gearbox which meets your requirement?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.
Q: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor informationetc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Motor, Machinery, Marine, Agricultural Machinery |
---|---|
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Layout: | Coaxial |
Gear Shape: | Helical |
Step: | Single-Step |
Advancements in Helical Gearbox Technology
Advancements in helical gearbox technology have led to improved performance, efficiency, and versatility. Here are some notable advancements:
- Material Innovations: The use of advanced materials, such as high-strength alloys and composites, has enhanced the durability and load-carrying capacity of helical gears. These materials also contribute to reduced weight and improved efficiency.
- Precision Manufacturing: Modern manufacturing techniques, including CNC machining and gear grinding, have enabled the production of helical gears with higher accuracy and tighter tolerances. This results in smoother operation and reduced noise levels.
- Gear Tooth Profile Optimization: Advanced computer simulations and modeling techniques allow for the optimization of gear tooth profiles. This results in better load distribution, reduced stress concentration, and improved overall gearbox efficiency.
- Lubrication and Cooling: Improved lubrication systems and cooling mechanisms help maintain optimal operating temperatures and extend the lifespan of helical gearboxes. This is particularly important for high-demand applications.
- Noise and Vibration Reduction: Innovative designs and precision manufacturing techniques have led to helical gears with reduced noise and vibration levels. This advancement is crucial for industries where noise reduction is a priority.
- Compact Design: Advancements in gear design and manufacturing have allowed for more compact and lightweight helical gearbox configurations, making them suitable for space-constrained environments.
- Integration with Electronics: Some modern helical gearboxes are designed for seamless integration with electronic control systems. This enables better monitoring, control, and optimization of gearbox performance.
- Customization: Advancements in manufacturing and design tools allow for greater customization of helical gearboxes to meet specific application requirements. This includes adapting gear ratios, sizes, and configurations.
In summary, advancements in helical gearbox technology have led to enhanced performance, durability, efficiency, and customization options. These innovations continue to make helical gearboxes a versatile and reliable choice for a wide range of industrial applications.
Considerations for Designing Helical Gearboxes for Heavy-Duty Applications
Designing helical gearboxes for heavy-duty applications requires careful consideration of various factors to ensure reliable and efficient operation under high loads and demanding conditions. Here are the key considerations:
- Load Capacity: Heavy-duty applications involve substantial loads. The gearbox must be designed to handle these loads while preventing premature wear and failure. Calculations of the load distribution, contact stresses, and material strength are crucial.
- Material Selection: High-strength and durable materials are essential for heavy-duty gearboxes. Alloy steels or special heat-treated materials are often chosen to provide the necessary strength and resistance to fatigue and wear.
- Gear Tooth Design: Optimal gear tooth profiles, such as optimized helix angles and tooth modifications, contribute to smoother engagement and reduced stress concentrations. This enhances the gearbox’s ability to handle heavy loads without excessive wear.
- Bearing Selection: Robust and high-capacity bearings are necessary to support the heavy loads and provide reliable shaft support. The bearings must be able to withstand both radial and axial forces generated during operation.
- Lubrication: Adequate lubrication is critical for heavy-duty gearboxes. Lubricants with high load-carrying capacity and extreme pressure properties are chosen to ensure proper lubrication under heavy loads and to reduce friction and wear.
- Heat Dissipation: Heavy-duty applications can generate significant heat due to friction and load. Efficient heat dissipation mechanisms, such as cooling fins or oil cooling, should be incorporated into the gearbox design to prevent overheating and thermal damage.
- Sealing: Effective sealing is necessary to prevent contaminants from entering the gearbox and to retain lubricants. Seals must be capable of withstanding the conditions of the application, including high loads, vibrations, and potential exposure to harsh environments.
- Efficiency: Although heavy-duty applications prioritize load capacity, achieving acceptable levels of efficiency is still important to minimize energy losses and heat generation. Proper gear tooth design and high-quality manufacturing contribute to better efficiency.
- Structural Integrity: The gearbox housing and components must be designed with structural integrity in mind. Rigidity and robustness are required to prevent distortion or failure of components under heavy loads.
- Reliability and Serviceability: Heavy-duty gearboxes should be designed with reliability and ease of maintenance in mind. Access to critical components, such as gears and bearings, for inspection and replacement is important to minimize downtime.
Conclusion: Designing helical gearboxes for heavy-duty applications involves a comprehensive approach that addresses load capacity, material selection, gear tooth design, lubrication, heat dissipation, sealing, efficiency, structural integrity, and serviceability. By carefully considering these factors, engineers can create gearboxes that deliver exceptional performance and longevity in demanding industrial settings.
Lubrication Requirements for Maintaining Helical Gearboxes
Lubrication is essential for the proper functioning and longevity of helical gearboxes. The lubrication requirements include:
- Viscosity: Selecting a lubricant with the appropriate viscosity is crucial. The viscosity should provide sufficient lubrication and ensure a protective film between gear teeth under varying operating conditions.
- Extreme Pressure (EP) Properties: Helical gears often experience high contact pressures. Lubricants with EP additives form a protective barrier that prevents metal-to-metal contact and reduces wear.
- Oil Additives: Anti-wear additives, antioxidants, and corrosion inhibitors enhance the lubricant’s performance and protect gears from wear and degradation.
- Frequent Inspections: Regularly inspect the lubricant’s condition to detect contamination, degradation, or depletion. Scheduled oil analysis can help monitor the health of the lubricant.
- Proper Lubricant Application: Ensure the gearbox is properly filled with the correct amount of lubricant. Follow manufacturer recommendations for lubricant type and quantity.
- Lubricant Change Intervals: Establish regular lubricant change intervals based on operating conditions. Extreme conditions or heavy loads may require more frequent changes.
Appropriate lubrication minimizes friction, wear, and heat generation, leading to improved efficiency, reduced maintenance, and extended gearbox life. It’s crucial to follow the manufacturer’s guidelines and consult with lubrication experts to select the right lubricant and maintenance practices for your specific helical gearbox application.
editor by CX 2024-04-23
China Professional F Series Parallel CZPT Shaft Helical Gearbox with Motor components of gearbox
Product Description
Detailed Photos
Product Description
High modular design, flexible mounting mode.
Integrated casting housing,compact dimension, stable transmitting and low noise level.
Perfect oil leakage preventing makes the good sealings and can be used in wide range of industry.
Advanced gear grinding and modified profile, high loading support and more safe operation.
High efficiency and save power.
Save cost and low maintenance.
Main applied for
Harbor and shipping
Hoist and transport
Electric power
Coal mining
Cement and construction
Paper and light industry
Product Parameters
Housing material |
Cast iron/Ductile iron |
Housing hardness |
HBS190-240 |
Gear material |
20CrMnTi alloy steel |
Surface hardness of gears |
HRC58°~62 ° |
Gear core hardness |
HRC33~40 |
Input / Output shaft material |
42CrMo alloy steel |
Input / Output shaft hardness |
HRC25~30 |
Machining precision of gears |
accurate grinding, 6~5 Grade |
Lubricating oil |
GB L-CKC220-460, Shell Omala220-460 |
Heat treatment |
tempering, cementiting, quenching, etc. |
Efficiency |
94%~96% (depends on the transmission stage) |
Noise (MAX) |
60~68dB |
Temp. rise (MAX) |
40°C |
Temp. rise (Oil)(MAX) |
50°C |
Vibration |
≤20µm |
Backlash |
≤20Arcmin |
Brand of bearings |
China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, SKF, FAG, INA, NSK. |
Brand of oil seal |
CZPT — ZheJiang or other brands requested |
Our Advantages
Packaging & Shipping
Certifications
Company Profile
Xihu (West Lake) Dis.ng Transmission Equipment Co., Ltd. located HangZhou city, ZHangZhoug, as 1 professional
manufacturer and exporter of cycloidal pin wheel reducer,worm reducer, gear reducer, gearbox ,
AC motor and relative spare parts, owns rich experience in this line for many years.
We are 1 direct factory, with advanced production equipment, the strong development team and
producing capacity to offer quality products for customers.
Our products widely served to various industries of Metallurgy, Chemicals, textile,medicine,wooden
etc. Main markets: China, Africa,Australia,Vietnam, Turkey,Japan, Korea, Philippines…
Welcome to ask us any questions, good offer always for you for long term business.
FAQ
Q: Are you trading company or manufacturer?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock.
Q: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.
Q:How to choose a gearbox which meets your requirement?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.
Q: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor informationetc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Motor, Machinery, Marine, Agricultural Machinery |
---|---|
Hardness: | Hardened Tooth Surface |
Installation: | 90 Degree |
Layout: | Coaxial |
Gear Shape: | Bevel Gear |
Step: | Single-Step |
Samples: |
US$ 200/Piece
1 Piece(Min.Order) | |
---|
Performance of Helical Gearboxes in Applications Requiring Frequent Starts and Stops
Helical gearboxes are well-suited for applications that involve frequent starts and stops due to their design characteristics. Here’s how they fare in such scenarios:
- Smooth Engagement: Helical gears offer gradual and smooth engagement, which reduces shock loads during starts and stops. This feature helps minimize wear and stress on gear teeth and other components.
- Noise and Vibration Reduction: The helical tooth arrangement results in less noise and vibration compared to other gear types. This is especially beneficial in applications where noise reduction is a priority.
- Efficient Power Transmission: Helical gears efficiently transmit power even during frequent starts and stops. The gradual contact between gear teeth and the larger tooth engagement area contribute to efficient power transfer.
- Less Backlash: Helical gearboxes typically have lower backlash compared to other gear types. This means there’s less play between gear teeth, resulting in more accurate and consistent motion control.
- Heat Dissipation: The helical tooth design distributes loads and heat more evenly, which can help dissipate heat generated during frequent starts and stops.
- Longevity: The reduced wear and improved load distribution contribute to the longevity of helical gearboxes, making them suitable for applications requiring frequent cyclic motion.
In summary, helical gearboxes perform well in applications involving frequent starts and stops. Their smooth engagement, reduced noise and vibration, efficient power transmission, and durability make them a reliable choice for industries that demand precise and controlled motion despite frequent changes in speed and direction.
Software Tools for Simulating Helical Gear Behavior
Several software tools are available for simulating the behavior of helical gears under different conditions. These tools aid engineers in designing and analyzing helical gear systems for optimal performance and reliability. Some notable software tools include:
- KISSsoft: KISSsoft is a widely used software for the design and analysis of mechanical components, including helical gears. It offers comprehensive calculations for gear geometry, load distribution, contact stresses, and more. The software assists in optimizing gear designs and predicting their behavior under various operating conditions.
- AGMA Rating Suite: The American Gear Manufacturers Association (AGMA) offers software tools that follow AGMA standards for gear design and analysis. These tools provide accurate calculations for gear rating, efficiency, and durability under different load scenarios.
- ANSYS Mechanical: ANSYS Mechanical is a versatile simulation software used for finite element analysis (FEA) of mechanical systems, including helical gears. It allows engineers to perform detailed stress and deformation analysis, simulate contact patterns, and assess the effects of different loads and boundary conditions.
- Gleason CAGE: Gleason’s Computer-Aided Gear Engineering (CAGE) software specializes in gear design and optimization. It offers advanced tools for gear tooth profile generation, simulation of meshing behavior, and optimization of gear parameters.
- MAGMA Soft: MAGMA Soft provides casting simulation software that can be used to predict the solidification behavior and mechanical properties of casted gear components, which is essential for ensuring quality and performance.
- Siemens NX: Siemens NX software includes gear design and analysis capabilities, allowing engineers to simulate gear behavior, calculate load distribution, and optimize gear designs within a comprehensive CAD/CAE environment.
These software tools enable engineers to model and analyze helical gears in a virtual environment, helping them make informed design decisions, optimize gear geometry, and assess gear performance under different conditions. By utilizing these tools, engineers can create reliable and efficient helical gear systems for various industrial applications.
Differences Between Helical Gearboxes and Spur Gearboxes
Helical gearboxes and spur gearboxes are two common types of gearboxes used in various applications. Here are the key differences between them:
- Tooth Design: The main difference between helical and spur gearboxes lies in their tooth design. Helical gearboxes feature helical teeth that are cut at an angle to the gear axis, while spur gearboxes have straight-cut teeth that run parallel to the gear axis.
- Engagement: Helical gearboxes offer a gradual and smooth engagement of teeth due to their helical tooth design. This results in reduced noise and vibration compared to spur gearboxes, which can have more abrupt and noisy tooth engagement.
- Load Distribution: Helical gearboxes have a higher contact ratio between teeth at any given time, which leads to better load distribution across the gear teeth. Spur gearboxes, on the other hand, have fewer teeth in contact at a time, potentially leading to higher stress on individual teeth.
- Efficiency: Helical gearboxes tend to be more efficient than spur gearboxes due to the helical tooth design, which reduces friction and energy losses during gear meshing. The gradual engagement of helical teeth contributes to this higher efficiency.
- Noise and Vibration: Helical gearboxes generate less noise and vibration compared to spur gearboxes. The helical tooth design and smooth engagement help in reducing the impact of gear meshing on overall noise levels.
- Applications: Helical gearboxes are commonly used in applications that require higher torque and smoother operation, such as heavy machinery, automotive transmissions, and industrial equipment. Spur gearboxes are suitable for applications with moderate loads and where noise considerations are not critical.
Overall, helical gearboxes offer advantages in terms of efficiency, load distribution, and noise reduction compared to spur gearboxes. However, the choice between the two depends on specific application requirements and factors such as torque, speed, space constraints, and noise considerations.
editor by CX 2024-04-17
China Hot selling S Series Hollow Shaft Helical Worm Gear Box With IEC Motor gearbox adjustment
Product Description
S series Helical- Worm Geared Reducer with Motor
1. Product features
1.1. S series: right-angle speed reduction gearing composed by helical gears, worms, and gears, optimized and designed according to international standard
1.2.High precision, high efficiency, fine classification in transmission ratio, wide range, large transmission torque, reliable performance, low noise, flexible installation, and convenient use and maintenance.
1.3. They are widely used in various low-speed transmissions, which are general basic parts of mechanical transmission.
2. Technical parameters
Housing material | Cast iron |
Housing hardness | HBS90-240 |
Gear material: | 20CrMnTi |
Surface hardnesss of gear | HRC58°-62° |
Gear core hardness | HRC33°-40° |
Input/Output shaft material | 40CrMnTi |
Input/Output shaft hardness | HBS241°-286° |
Shaft at oil seal postion hardness | HRC48 ° -55 ° |
Machining precision of gears material | Accurate grinding 6-5 grade |
Heat treatment | tempering, cementing, quenching etc |
Efficiency | up to 90% |
Noise(Max) | 60-68dB |
Unit model | Foot mounted,flange mounted,hollow shaft mounted |
Input method | flange input,inline input,shaft input |
Vibration | ≤ 20um |
Backlash | ≤ 20Arcmin |
Bearing brands | NSK,C&U etc |
Oil seal brands | NAK,SKF etc |
Lubricant | VG680 |
Motor | IP55, F class |
Motor shaft | 40Cr, Tempering, cementing,quenching etc. |
3.Applications
HangZhou XG Transmission Gearbox reducer are widely used in :
Ceramic Industry
Glass Industry
Food Industry
Metallurgy Industry
Beer& Drink Industry
Printing and dyeing Industry
Textile Industry
Warehouse Logoistics Industry
Wood working Machinery
environmental protection equipment Industry
Leather Industry
Pharmacy Industry
5.Company Information
ZheJiang CZPT Drive Co.,Ltd,the predecessor was a state-owned military mould enterprise, was established in 1965. CZPT specializes in the complete power transmission solution for high-end equipment manufacturing industries based on the aim of “Platform Product, Application Design and Professional Service”.
Starshine have a strong technical force with over 350 employees at present, including over 30 engineering technicians, 30 quality inspectors, covering an area of 80000 square CZPT and kinds of advanced processing machines and testing equipments. We have a good foundation for the industry application development and service of high-end speed reducers & variators owning to the provincial engineering technology research center,the lab of gear speed reducers, and the base of modern R&D.
Our main products are R/S/K/F series helical geared motor, SNP series planetary gearboxes, SNKG series bevel-helical gearmotor, NCJ series gear motor, RV series worm gearboxes, JWB-X series speed variators, B/JXJ series cycloidal gearboxes, XGK series helical-hypoid Gearboxes, which widely used in ceramic industry, glass industry, woodworking machinery , high voltage switch, food & beverage, packaging & printing, Storage & logistics, hoisting & transportation facilities…etc , and CZPT technically provide the professional product & service for the medium and high-end customers, and our gearboxes are best-selling in domestic, and even in abroad , such as in Europe, North America, South America, Middle East, South Asia, Southeast Asia, Africa…etc.
In the future , Starshine will hold the creed of “serving customer, diligence & simplicity, self-criticism, innovation, honesty, teamwork”, and the concept of “quality creates value” to focus on the customers’ requirements and provide them the competitive transmission solution and create value for them constantly, and make a high-end equipment manufacturing industry and create a preferred brand of replacing import products and upgrading continuously for the end users.
Between Dynamic and Static, Simple is Extraordinary, let’s go CZPT hand in hand and make a brilliant future!
Our factory
1. 300 sets advanced processing machines
2. “6S”Standardized Management
Our Team
Technical Team
Sales Team
After Sales Team
Exibition Show
2019 ASIA ceramics exhibition
2018 World of Industry Exhibition
Quality Assurance
Products 100% test before delivery
Passed ISO 9001: 2015 Certificate.
Our Certificates:
Passed ” ISO 9001 International Quality System Certificate”, “International Quality Credit AAA++ Ceritifacte” , ” Swiss SGS Certificate”, Iconic Brand in Chinese Electromechanical Industry”, “Famous Brand of ZheJiang Province”, “Non-public Scientific and Technological Enterprise in ZheJiang Province”, “National High and New-tech Enterprise”, “TOP 50 in Chinese Gear Industry” “2011 HangZhou Engineering and Technological R&D Center” and so on.
Our service
1. We provide 12 months Warranty.
2. We have thousands of gearbox reducers. From Input Power 0.06KW to 200KW, Ratio 1.3-289.74, Output speed 0-1095rpm and Output torque 1.4-62800Nm. They can meet your all different requirements for different industries.
3. 24 hours online service.
4. Fast delivry.
5. We provide E-catalog or Paper catalog,so you can select the model easily according to your requirements
6. Welcome you come to our factory to check our products, we can help you to book the hotel or ticket.
FAQ
Q:Are you a trading company or manufacturer?
A: We are manufacturer.
Q:Where do you base?
A: We are in Xihu (West Lake) Dis. district, HangZhou, China.
Q:What kinds of gearbox can you produce for us?
A: R/S/K/F series helical geared motor, SNP series planetary gearboxes, SNKG series bevel-helical gearmotor, NCJ series gear motor, RV series worm gearboxes, JWB-X series speed variators, B/JXJ series cycloidal gearboxes, XGK series helical-hypoid Gearboxes
Q:What are the application of the gearbox?
A:Products are widely used in ceramic, glass, food, metallurgy, beer & drink, printing and dyeing, textile, petrochemical engineering, warehouse logistics, wood-working machine, environmental protection equipment, printing and packaging, pharmacy, and leather. Products are sold in some countries and regions, such as Europe, America, and Southeast Asia, and it possesses dozens of distributors and after-sale service agents.
Q:What is the material you use?
A1: Aluminum Housing body ( For the RV series worm gearbox Size 30~90)
A2: Cast iron(For the RV series worm gearbox, Size 110-150, For the NCJ & F/R/S/K series helical gear reducer)
Any inquiry pls contact:
Nicola Huang (Export sales)
Website: gearbox1965
Application: | Motor, Machinery, Agricultural Machinery |
---|---|
Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | Coaxial |
Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Step: | Three-Step |
Customization: |
Available
| Customized Request |
---|
Types of Helical Gear Arrangements
Yes, there are different types of helical gear arrangements available to suit various applications and requirements. Some of the common helical gear arrangements include:
Parallel Shaft Arrangement: In this arrangement, the axes of the driving and driven shafts are parallel to each other. It is the most straightforward configuration and is often used in applications where space is not a constraint, and the gearboxes can be placed side by side.
Right-Angle Shaft Arrangement: In a right-angle arrangement, the driving and driven shafts are positioned at a 90-degree angle to each other. This arrangement is space-saving and is commonly used in applications where the layout requires a change in direction of the power transmission.
Double Helical Gear Arrangement (Herringbone Gears): Double helical gears consist of two sets of helical teeth facing each other. This arrangement helps to cancel out axial forces and reduces the net thrust load on bearings. It is often used in heavy-duty applications to minimize wear and vibration.
Crossed Helical Gear Arrangement (Screw Gears): In this configuration, the axes of the driving and driven shafts are neither parallel nor intersecting. It is suitable for applications requiring non-parallel and non-intersecting shafts.
The choice of helical gear arrangement depends on factors such as available space, power transmission requirements, and the desired layout of the machinery or equipment. Each arrangement has its advantages and disadvantages, and selecting the appropriate one is crucial for achieving optimal performance and efficiency.
Troubleshooting Common Issues in Helical Gear Systems
Troubleshooting helical gear systems involves identifying and addressing common issues that can affect their performance. Here’s a step-by-step process:
- Visual Inspection: Begin by visually inspecting the gearbox for any signs of wear, damage, or misalignment. Look for worn or chipped gear teeth, oil leakage, and unusual noise.
- Noise Analysis: If noise is present, analyze its type and frequency. Whining or grinding noises could indicate misalignment or damaged gears, while clicking or knocking sounds might point to loose components.
- Lubrication Check: Ensure that the gearbox is properly lubricated with the recommended type and quantity of lubricant. Insufficient lubrication can lead to increased friction and wear.
- Alignment Check: Check the alignment of the gears and shafts. Misalignment can result in uneven wear, noise, and reduced efficiency. Realign components if necessary.
- Gear Inspection: Inspect gear teeth for signs of pitting, scoring, or wear. Replace any damaged gears to prevent further issues.
- Bearing Examination: Check the condition of bearings that support shafts and gears. Worn or damaged bearings can lead to increased vibration and noise.
- Tightening and Fastening: Ensure that all bolts, fasteners, and connections are properly tightened. Loose components can cause vibrations and noise.
- Load Analysis: Evaluate the load conditions and operating parameters of the gearbox. Ensure that the gearbox is not subjected to loads beyond its design capacity.
- Temperature Monitoring: Monitor the operating temperature of the gearbox. Excessive heat can indicate problems such as inadequate lubrication or overloading.
- Consulting Experts: If issues persist or if you’re unsure about the diagnosis and solution, consult gearbox experts or manufacturers for guidance.
By following this troubleshooting process, you can identify and resolve common issues in helical gear systems, ensuring optimal performance and longevity.
Differences Between Helical Gearboxes and Spur Gearboxes
Helical gearboxes and spur gearboxes are two common types of gearboxes used in various applications. Here are the key differences between them:
- Tooth Design: The main difference between helical and spur gearboxes lies in their tooth design. Helical gearboxes feature helical teeth that are cut at an angle to the gear axis, while spur gearboxes have straight-cut teeth that run parallel to the gear axis.
- Engagement: Helical gearboxes offer a gradual and smooth engagement of teeth due to their helical tooth design. This results in reduced noise and vibration compared to spur gearboxes, which can have more abrupt and noisy tooth engagement.
- Load Distribution: Helical gearboxes have a higher contact ratio between teeth at any given time, which leads to better load distribution across the gear teeth. Spur gearboxes, on the other hand, have fewer teeth in contact at a time, potentially leading to higher stress on individual teeth.
- Efficiency: Helical gearboxes tend to be more efficient than spur gearboxes due to the helical tooth design, which reduces friction and energy losses during gear meshing. The gradual engagement of helical teeth contributes to this higher efficiency.
- Noise and Vibration: Helical gearboxes generate less noise and vibration compared to spur gearboxes. The helical tooth design and smooth engagement help in reducing the impact of gear meshing on overall noise levels.
- Applications: Helical gearboxes are commonly used in applications that require higher torque and smoother operation, such as heavy machinery, automotive transmissions, and industrial equipment. Spur gearboxes are suitable for applications with moderate loads and where noise considerations are not critical.
Overall, helical gearboxes offer advantages in terms of efficiency, load distribution, and noise reduction compared to spur gearboxes. However, the choice between the two depends on specific application requirements and factors such as torque, speed, space constraints, and noise considerations.
editor by CX 2023-11-14
China Professional K Series Shaft Input Helical Spiral Bevel Gearbox Without Motor with Hot selling
Product Description
Detailed Photos
Product Description
High modular design, biomimetic surface with owned intellectual property right.Adopt German worm hob to process the worm wheel.
With the special gear geometry, it gets high torque, efficiency and long life circle.It can achieve the direct combination for two
sets of gearbox.
Mounting mode: foot mounted, flange mounted, torque arm mounted.Output shaft: CZPT shaft, hollow shaft.
Product Parameters
Technical data:
Housing material |
Cast iron/Ductile iron |
Housing hardness |
HBS190-240 |
Gear material |
20CrMnTi alloy steel |
Surface hardness of gears |
HRC58°~62 ° |
Gear core hardness |
HRC33~40 |
Input / Output shaft material |
42CrMo alloy steel |
Input / Output shaft hardness |
HRC25~30 |
Machining precision of gears |
accurate grinding, 6~5 Grade |
Lubricating oil |
GB L-CKC220-460, Shell Omala220-460 |
Heat treatment |
tempering, cementiting, quenching, etc. |
Efficiency |
94%~96% (depends on the transmission stage) |
Noise (MAX) |
60~68dB |
Temp. rise (MAX) |
40°C |
Temp. rise (Oil)(MAX) |
50°C |
Vibration |
≤20µm |
Backlash |
≤20Arcmin |
Brand of bearings |
China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, SKF, FAG, INA, NSK. |
Brand of oil seal |
NAK — ZheJiang or other brands requested |
Our Advantages
Packaging & Shipping
Certifications
Company Profile
Xihu (West Lake) Dis.ng Transmission Equipment Co., Ltd. located HangZhou city, ZHangZhoug, as 1 professional manufacturer
and exporter of cycloidal pin wheel reducer,worm reducer, gear reducer, gearbox , AC motor and relative spare
parts, owns rich experience in this line for many years.
We are 1 direct factory, with advanced production equipment, the strong development team and producing
capacity to offer quality products for customers.
Our products widely served to various industries of Metallurgy, Chemicals, textile,medicine,wooden etc. Main
markets: China, Africa,Australia,Vietnam, Turkey,Japan, Korea, Philippines…
Welcome to ask us any questions, good offer always for you for long term business.
FAQ
Q: Are you trading company or manufacturer?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock.
Q: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.
Q:How to choose a gearbox which meets your requirement?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.
Q: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor informationetc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.
Application: | Motor, Machinery, Marine, Agricultural Machinery |
---|---|
Hardness: | Hardened Tooth Surface |
Installation: | 90 Degree |
Layout: | Coaxial |
Gear Shape: | Worm Gear |
Step: | Single-Step |
Role of Helical Gearboxes in Automotive Transmissions
Helical gearboxes play a crucial role in automotive transmissions, contributing to the efficient power transfer and smooth operation of vehicles:
- Power Transmission: Helical gearboxes are used to transmit power from the engine to the wheels through different gear ratios. They help in converting the high-speed, low-torque output of the engine into the appropriate speed and torque for the wheels.
- Smooth Shifting: In manual and automatic transmissions, helical gears are often used to provide smooth and quiet gear shifts. The gradual engagement of helical gear teeth helps in reducing the shock and noise associated with gear changes.
- Noise Reduction: Helical gears are known for their quieter operation compared to other gear types. This is especially important in automotive applications where minimizing noise and vibration is desired for a comfortable driving experience.
- Efficiency: The efficiency of helical gearboxes helps in optimizing fuel efficiency and reducing energy losses. This is crucial for improving the overall performance and economy of vehicles.
- Load Distribution: Helical gears distribute the load over multiple teeth, reducing wear and ensuring the gearbox’s longevity. This is important in vehicles that experience varying loads and driving conditions.
- Torque Handling: Helical gears can handle higher torque loads compared to some other gear types. This is essential for vehicles, especially those with powerful engines, towing capabilities, or off-road use.
In modern automotive transmissions, helical gearboxes can be found in various components, including the main transmission, differential, and gearbox synchronizers. They contribute to the smooth operation, improved fuel efficiency, and overall performance of vehicles. The design and arrangement of helical gears can be tailored to meet the specific requirements of different vehicle types, making them a versatile choice for automotive applications.
Handling Shock Loads and Sudden Changes in Torque in Helical Gearboxes
Helical gearboxes are designed to handle a range of operational conditions, including shock loads and sudden changes in torque. The helical design of the gears, which have slanted teeth that engage gradually, helps to distribute forces more evenly across the teeth compared to straight-cut gears. This design characteristic contributes to the gearbox’s ability to withstand sudden changes in torque and shock loads.
The gradual engagement of the helical teeth results in smoother and quieter operation, reducing the impact of abrupt torque changes. The slanted teeth also allow for more gradual transmission of force, which helps in dampening vibrations and minimizing stress concentrations that can occur in high-impact situations.
However, while helical gears are better suited for shock loads compared to straight-cut gears, it’s important to note that extreme shock loads or sudden torque changes can still impact the gearbox’s components over time. Manufacturers often take factors such as application requirements, load profiles, and anticipated shock loads into consideration when designing helical gearboxes to ensure reliable and durable performance.
Additionally, using appropriate lubrication and maintenance practices can further enhance the gearbox’s ability to handle shock loads and sudden torque changes. Regular inspection and timely maintenance help identify and address potential issues before they lead to component failure.
Limitations and Disadvantages of Helical Gear Systems
While helical gear systems offer numerous advantages, they also come with certain limitations and disadvantages:
- Axial Thrust: Helical gears generate axial thrust due to the helix angle of the teeth. This thrust can cause additional load on bearings and may require additional measures to counteract.
- Complex Manufacturing: The manufacturing process for helical gears is more complex than that of straight-toothed gears, which can lead to higher production costs.
- Axial Length: Helical gears require more axial space compared to spur gears with the same gear ratio. This can be a limitation in applications with space constraints.
- Sliding Contact: Helical gears have sliding contact between their teeth, which can result in higher friction and more heat generation compared to rolling contact gears.
- Efficiency: Although helical gears are generally efficient, their efficiency can be slightly lower than that of some other gear types, especially at high speeds.
- Complexity in Gearbox Design: The inclination of helical gear teeth introduces additional complexity in gearbox design and alignment.
- Reverse Thrust: In some cases, reverse thrust can occur when helical gears are subjected to high axial loads, leading to undesirable effects.
It’s important to consider these limitations and disadvantages when selecting gear systems for specific applications. Despite these challenges, helical gears remain a popular choice in various industries due to their benefits and overall performance characteristics.
editor by CX 2023-10-10
China Custom High Efficiency Good Quality R Series RF57 Helical Gearbox Transmission Reduction Gear Box with Shaft Gear Motor with Good quality
Product Description
R Series reducers are designed and manufactured on the basis of modular combination system.
There are a lot of motor combinations, installation forms and structural schemes. The transmission
ratio is classified and fine to meet different operating conditions, and the performance is superior.
Reinforced high rigid cast iron box; The hardened gear is made of high-quality alloy steel. Its surface
is carburized, quenched and hardened, and the gear is finely ground. It has stable transmission, low
noise, and large bearing capacity. Low temperature rise, long service life. It is widely used in metallurgy,1. Features: small offset output, compact structure, maximum use of box space, use of integral casting box, good stiffness, can improve the strength of the shaft and bearing life.
2. Installation type and output mode: bottom seated type and large and small flange type installation, CZPT shaft output.
3. Input mode: direct motor, shaft input and connecting flange input.
4. Reduction ratio: secondary 5~24.8, tertiary 27.2~264, R/R combination up to 18125.
5. Average efficiency: Class II 96%, Class III 94%, R/R combination 85%.
6. The R series specially designed for mixing can bear large axial and radial forces.
Technical parameters:
Coaxial coaxial output
R reducer
Power: 0.12KW~160KW
Torque: 1.4N · m ~ 23200N · m
Output speed: 0.06 ~ 1090r/min
Model example:
R17-Y4-4P-32.40-M1-0°
R: Series code
F: Shaft extension flange installation
17: Machine model
Y: Three phase AC asynchronous motor
4: Motor power
4P: motor stage
32.40: Transmission ratio
M1: Installation type
0 °: junction box position (0 ° – 270 °)
R series helical gear hardened gear reducer
Basic model of R series reducer:
R17R27R37R47R57R67R77R87R97R107R137R147R167
RF17RF27RF37RF47RF57RF67RF77RF87RF97RF107RF137RF147RF167
RX37RX57RX67RX77RX87RX97RX107RX127RX157
RXF37RXF57RXF67RXF77RXF87RXF97RXF107RXF127RXF157
R series helical gear reducer with hard tooth surface features small size, light weight, high bearing capacity, high efficiency, long service life, convenient installation, wide motor power range, fine transmission ratio classification, etc. It can be widely used in equipment that needs to be decelerated in various industries.
sewage treatment, chemical industry, pharmacy and other industries.
Company Profile
Hardness: | Hardened Tooth Surface |
---|---|
Installation: | Horizontal Type |
Layout: | Coaxial |
Gear Shape: | Cylindrical Gear |
Step: | Single-Step |
Type: | Gear Reducer |
Samples: |
US$ 430/Piece
1 Piece(Min.Order) | |
---|
Precision and High-Accuracy Applications of Helical Gearboxes
Helical gearboxes are well-suited for precision and high-accuracy applications due to their unique design and performance characteristics:
- Helical Gearing: The helical gears in these gearboxes offer smooth and continuous meshing, resulting in reduced backlash and improved positioning accuracy.
- Efficiency: Helical gearboxes are known for their high efficiency, which minimizes energy losses and heat generation. This is crucial for maintaining precision in applications where even small deviations can have significant impacts.
- Noise and Vibration: The helical gear tooth engagement helps in reducing noise and vibration levels, making them suitable for environments where quiet operation is required.
- Load Distribution: Helical gears distribute load across multiple teeth, minimizing localized wear and extending the lifespan of the gearbox.
- Smooth Motion: Helical gearboxes provide smoother motion transitions, which is crucial in precision applications where jerky or sudden movements are undesirable.
- Positional Accuracy: The reduced backlash and improved meshing characteristics of helical gears contribute to higher positional accuracy, making these gearboxes ideal for applications such as CNC machines, robotics, and medical equipment.
- Compact Design: Helical gearboxes can achieve high gear ratios in a relatively compact form factor, making them suitable for applications where space is limited.
Examples of precision applications where helical gearboxes are commonly used include CNC machining, robotics, semiconductor manufacturing, medical equipment, and metrology devices. The combination of efficiency, smooth operation, and accuracy makes helical gearboxes a preferred choice for achieving consistent and reliable performance in such applications.
Considerations for Designing Helical Gearboxes for Heavy-Duty Applications
Designing helical gearboxes for heavy-duty applications requires careful consideration of various factors to ensure reliable and efficient operation under high loads and demanding conditions. Here are the key considerations:
- Load Capacity: Heavy-duty applications involve substantial loads. The gearbox must be designed to handle these loads while preventing premature wear and failure. Calculations of the load distribution, contact stresses, and material strength are crucial.
- Material Selection: High-strength and durable materials are essential for heavy-duty gearboxes. Alloy steels or special heat-treated materials are often chosen to provide the necessary strength and resistance to fatigue and wear.
- Gear Tooth Design: Optimal gear tooth profiles, such as optimized helix angles and tooth modifications, contribute to smoother engagement and reduced stress concentrations. This enhances the gearbox’s ability to handle heavy loads without excessive wear.
- Bearing Selection: Robust and high-capacity bearings are necessary to support the heavy loads and provide reliable shaft support. The bearings must be able to withstand both radial and axial forces generated during operation.
- Lubrication: Adequate lubrication is critical for heavy-duty gearboxes. Lubricants with high load-carrying capacity and extreme pressure properties are chosen to ensure proper lubrication under heavy loads and to reduce friction and wear.
- Heat Dissipation: Heavy-duty applications can generate significant heat due to friction and load. Efficient heat dissipation mechanisms, such as cooling fins or oil cooling, should be incorporated into the gearbox design to prevent overheating and thermal damage.
- Sealing: Effective sealing is necessary to prevent contaminants from entering the gearbox and to retain lubricants. Seals must be capable of withstanding the conditions of the application, including high loads, vibrations, and potential exposure to harsh environments.
- Efficiency: Although heavy-duty applications prioritize load capacity, achieving acceptable levels of efficiency is still important to minimize energy losses and heat generation. Proper gear tooth design and high-quality manufacturing contribute to better efficiency.
- Structural Integrity: The gearbox housing and components must be designed with structural integrity in mind. Rigidity and robustness are required to prevent distortion or failure of components under heavy loads.
- Reliability and Serviceability: Heavy-duty gearboxes should be designed with reliability and ease of maintenance in mind. Access to critical components, such as gears and bearings, for inspection and replacement is important to minimize downtime.
Conclusion: Designing helical gearboxes for heavy-duty applications involves a comprehensive approach that addresses load capacity, material selection, gear tooth design, lubrication, heat dissipation, sealing, efficiency, structural integrity, and serviceability. By carefully considering these factors, engineers can create gearboxes that deliver exceptional performance and longevity in demanding industrial settings.
Industries Utilizing Helical Gearboxes
Helical gearboxes find widespread use in various industries due to their efficiency, smooth operation, and versatility. Some of the industries that commonly utilize helical gearboxes include:
- Manufacturing: Helical gearboxes are employed in manufacturing processes for conveyor systems, material handling, and machine tools. Their ability to provide high torque and smooth motion makes them suitable for precision manufacturing.
- Automotive: Automotive applications include power transmission in vehicles, especially in manual and automatic transmissions. Helical gearboxes contribute to improved fuel efficiency and smoother gear shifting.
- Energy Generation: Helical gearboxes are used in power generation systems, such as wind turbines and hydroelectric generators. Their efficiency and load-bearing capacity are crucial for converting rotational motion into electrical power.
- Construction: Construction equipment, such as cranes, excavators, and bulldozers, rely on helical gearboxes for efficient power transmission and control of heavy loads.
- Mining: Mining operations use helical gearboxes in conveyors, crushers, and other equipment for material handling and ore extraction. The durability and high torque capacity of helical gearboxes make them suitable for demanding mining environments.
- Marine: Marine vessels use helical gearboxes in propulsion systems to convert engine power into rotational motion for propellers. Their efficiency contributes to fuel savings and reliable marine operation.
- Food and Beverage: Helical gearboxes are employed in food processing and packaging machinery due to their sanitary design and precise motion control.
- Textile: Textile machinery relies on helical gearboxes for various processes, including spinning, weaving, and dyeing. Their ability to handle varying loads and provide smooth motion is beneficial in textile production.
The adaptability and efficiency of helical gearboxes make them a suitable choice for a wide range of industries, where reliable power transmission, smooth operation, and load-bearing capacity are essential.
editor by CX 2023-10-10
China wholesaler G3 Shaft 18-22-28-32-40mm Geared Motor Helical Gearbox for Transmission gearbox design
Product Description
Product Description
MAIN FEATURES:
1) Made of high quality material, non-rusting;Both flange and foot mounting available and suitable for all-round installation
2) Large output torque and high radiating efficiency
3)Precise grinding helical gear with Smooth running and low noise, no deformation,can work long time in dreadful condition
4)Nice appearance, durable service life and small volume, compact structure
5)Both 2 and 3 stage available with wide ratio range from 5 to 200
6)Different output shaft diameter available -40-50mm
7)Modular construction enlarge ratio from 5 to 1400
MAIN MATERIALS:
1)housing with aluminium alloyand cast iron material;
2)Output Shaft Material:20CrMnTi
3)Good quality no noise bearings to keep long service life
4)High performance oil seal to prevent from oil leakage
APPLICATIONS:
G3 Series helical gear motor are wide used for all kinds of automatic equipment, such as chip removal machine, conveyor, packaging equipment, woodworking machinery, farming equipment, slurry scraper ,dryer, mixer and so on.
Detailed Photos
Product Parameters
(n1=1400r/min 50hz) | |||||||||||||||||
norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | 100 | 120 | 160 | 200 | ||
0.1kw | output shaft | Ø18 | Ø22 | ||||||||||||||
n2* (r/min) | 282 | 138 | 92 | 70 | 56 | 46 | 35 | 28 | 23 | 18 | 14 | – | 11 | 9 | 7 | ||
M2(Nm) | 50hz | 3.2 | 6.5 | 9.8 | 12.9 | 16.1 | 19.6 | 25.7 | 31.1 | 37.5 | 49.5 | 62.9 | – | 76.1 | 100.7 | 125.4 | |
60hz | 3 | 5 | 8 | 11 | 13 | 17 | 21 | 26 | 31 | 41 | 52 | – | 63 | 84 | 105 | ||
Fr1(N) | 588 | 882 | 980 | 1180 | 1270 | 1370 | 1470 | 1570 | 2160 | 2450 | 2450 | 2450 | 2450 | 2450 | 2450 | ||
Fr2(N) | 176 | ||||||||||||||||
norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | 100 | 120 | 160 | 200 | ||
0.2kw | output shaft | Ø18 | Ø22 | Ø28 | |||||||||||||
n2* (r/min) | 282 | 138 | 92 | 70 | 56 | 45 | 35 | 29 | 23 | 18 | 14 | 13 | 12 | 8 | 7 | ||
M2(Nm) | 50hz | 6.5 | 12.6 | 19.1 | 26.3 | 32.6 | 38.9 | 50.4 | 63 | 75.6 | 100.8 | 103.9 | 125.4 | 150 | 200.4 | 250.7 | |
60hz | 5.4 | 10.5 | 16.6 | 21.9 | 27.1 | 32.4 | 42 | 52.5 | 63 | 84 | 86.6 | 104.5 | 125 | 167 | 208.9 | ||
Fr1(N) | 588 | 882 | 980 | 1180 | 1270 | 1760 | 1860 | 1960 | 2160 | 2450 | 2450 | 2840 | 3330 | 3430 | 3430 | ||
Fr2(N) | 196 | ||||||||||||||||
norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | 100 | 120 | 160 | 200 | ||
0.4kw | output shaft | Ø22 | Ø28 | Ø32 | |||||||||||||
n2* (r/min) | 288 | 144 | 92 | 72 | 58 | 47 | 36 | 29 | 24 | 18 | 14 | 14 | 12 | 9 | 7 | ||
M2(Nm) | 50hz | 12.9 | 25 | 38.6 | 51.4 | 65.4 | 78.2 | 100.7 | 125.4 | 150 | 200.4 | 206.8 | 250.7 | 301.1 | 400.7 | 461.8 | |
60hz | 10.7 | 20.8 | 32.1 | 42.9 | 54.5 | 65.2 | 83.9 | 104.5 | 125 | 167 | 172.3 | 208.9 | 250.9 | 333.9 | 384.8 | ||
Fr1(N) | 882 | 1180 | 1370 | 1470 | 1670 | 2550 | 2840 | 3140 | 3430 | 3430 | 3430 | 4900 | 5880 | 5880 | 5880 | ||
Fr2(N) | 245 | ||||||||||||||||
norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | 100 | 120 | 160 | 200 | ||
0.75kw | output shaft | Ø28 | Ø32 | Ø40 | |||||||||||||
n2* (r/min) | 278 | 140 | 94 | 69 | 58 | 46 | 35 | 29 | 24 | 18 | 14 | 14 | 11 | 9 | 7 | ||
M2(Nm) | 50hz | 24.6 | 48.2 | 72.9 | 97.5 | 122.1 | 145.7 | 187.5 | 235.7 | 282.9 | 376.1 | 387.9 | 439 | 527 | 703 | 764 | |
60hz | 20.5 | 40.2 | 60.7 | 81.3 | 201.8 | 121.4 | 156.3 | 196.4 | 235.7 | 313.4 | 323.2 | 366 | 439 | 585 | 732 | ||
Fr1(N) | 1270 | 1760 | 2160 | 2350 | 2450 | 4571 | 4210 | 4610 | 5490 | 5880 | 5880 | 7060 | 7060 | 7060 | 7060 | ||
Fr2(N) | 294 | ||||||||||||||||
norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | 100 | 120 | 160 | 200 | ||
1.5kw | output shaft | Ø32 | Ø40 | Ø50 | |||||||||||||
n2* (r/min) | 280 | 140 | 93 | 70 | 55 | 47 | 34 | 27 | 24 | 17 | 14 | 13 | 12 | 8 | 7 | ||
M2(Nm) | 50hz | 48.2 | 97.5 | 145.7 | 193.9 | 242.1 | 272 | 351 | 439 | 527 | 703 | 724 | 878 | 1060 | 1230 | 1230 | |
60hz | 40.2 | 81.3 | 121.4 | 161.6 | 201.8 | 226 | 293 | 366 | 439 | 585 | 603 | 732 | 878 | 1170 | 1230 | ||
Fr1(N) | 1760 | 2450 | 2840 | 3230 | 3820 | 5100 | 5880 | 7060 | 7060 | 7060 | 7060 | 9800 | 9800 | 9800 | 9800 | ||
Fr2(N) | 343 | ||||||||||||||||
norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | ||||||
2.2kw | output shaft | Ø40 | Ø50 | ||||||||||||||
n2* (r/min) | 272 | 136 | 95 | 68 | 54 | 45 | 36 | 28 | 24 | 18 | 14 | ||||||
M2(Nm) | 50hz | 67 | 133 | 200 | 266 | 332 | 399 | 515 | 644 | 773 | 1571 | 1230 | |||||
60hz | 56 | 111 | 167 | 221 | 277 | 332 | 429 | 537 | 644 | 858 | 1080 | ||||||
Fr1(N) | 2160 | 3140 | 3530 | 4571 | 4700 | 6960 | 7250 | 8620 | 9800 | 9800 | 9800 | ||||||
Fr2(N) | 392 |
Outline and mounting dimension:
G3FM: THREE PHASE GEAR MOTOR WITH FLANGE (n1=1400r/min) | ||||||||||||||||||||
Power kw | output shaft | ratio | A | F | I | J | M | O | O1 | P | Q | R | S | T | U | W | X | Y | Y1 | |
standard | brake | |||||||||||||||||||
0.1kw | Ø18 | 5–30-40-50 | 236 | 270 | 192.5 | 11 | 16.5 | 170 | 4 | 10 | 30 | 145 | 35 | 18 | 20.5 | 129 | 6 | 157 | 80 | 81 |
Ø22 | -160-200 | 262 | 296 | 197.5 | 11 | 19 | 185 | 4 | 12 | 40 | 148 | 47 | 22 | 24.5 | 129 | 6 | 171.5 | 89.5 | 83.5 | |
0.2kw | Ø18 | 5- | 267 | 270 | 192.5 | 11 | 16.5 | 170 | 4 | 10 | 30 | 145 | 35 | 18 | 20.5 | 129 | 6 | 161 | 80 | 81 |
Ø22 | -80-100 | 293 | 296 | 197.5 | 11 | 19 | 185 | 4 | 12 | 40 | 148 | 47 | 22 | 24.5 | 129 | 6 | 171.5 | 89.5 | 83.5 | |
Ø28 | 306 | 309.5 | 208.5 | 11 | 23.5 | 215 | 4 | 15 | 45 | 170 | 50 | 28 | 31 | 129 | 8 | 198.5 | 105.5 | 88 | ||
0.4kw | Ø22 | 5- | 314 | 324.5 | 204 | 11 | 19 | 185 | 4 | 12 | 40 | 148 | 47 | 22 | 24.5 | 139 | 6 | 171.5 | 89.5 | 88.5 |
Ø28 | -80-100 | 330 | 337.5 | 215 | 11 | 23.5 | 215 | 4 | 15 | 45 | 170 | 50 | 28 | 31 | 139 | 8 | 198.5 | 105.5 | 93 | |
Ø32 | 349 | 357 | 229.5 | 13 | 28.5 | 250 | 4 | 15 | 55 | 180 | 60 | 32 | 35 | 139 | 10 | 234 | 126 | 98 | ||
0.75kw | Ø28 | 5- | 350.5 | 343.5 | 227.5 | 11 | 23.5 | 215 | 4 | 15 | 45 | 170 | 50 | 28 | 31 | 159 | 8 | 198.5 | 105.5 | 103 |
Ø32 | -80-100 | 379.5 | 387 | 242 | 13 | 28.5 | 250 | 4 | 15 | 55 | 180 | 60 | 32 | 35 | 159 | 10 | 234 | 126 | 108 | |
Ø40 | 401.5 | 408.5 | 270 | 18 | 34 | 310 | 5 | 18 | 65 | 230 | 71 | 40 | 43 | 185 | 12 | 284 | 149 | 126.5 | ||
1.5kw | Ø32 | 5- | 420.5 | 441 | 254 | 13 | 28.5 | 250 | 5 | 15 | 55 | 180 | 60 | 32 | 35 | 185 | 10 | 234 | 126 | 121 |
Ø40 | -80-100 | 457.5 | 478 | 270 | 18 | 34 | 310 | 5 | 18 | 65 | 230 | 71 | 40 | 43 | 185 | 12 | 284 | 149 | 126.5 | |
Ø50 | 485.5 | 506 | 300 | 22 | 40 | 360 | 5 | 25 | 75 | 270 | 83 | 50 | 53.5 | 185 | 14 | 325 | 173.5 | 132.5 | ||
2.2kw | Ø40 | 5- | 466.5 | 487 | 270 | 18 | 34 | 310 | 5 | 18 | 65 | 230 | 71 | 40 | 43 | 185 | 12 | 284 | 149 | 126.5 |
Ø50 | -80-100 | 510.5 | 531 | 300 | 22 | 40 | 360 | 5 | 25 | 75 | 270 | 83 | 50 | 53.5 | 185 | 14 | 325 | 173.5 | 132.5 |
G3LM: THREE PHASE GEAR MOTOR WITH FOOT (n1=1400r/min) | ||||||||||||||||||||
Power kw | output shaft | ratio | A | D | E | F | J | G | H | K | P | S | T | U | V | W | X | Y | Y1 | |
standard | brake | |||||||||||||||||||
0.1kw | Ø18 | 5–30-40-50 | 236 | 270 | 40 | 110 | 135 | 16.5 | 65 | 9 | 45 | 30 | 18 | 20.5 | 129 | 183 | 6 | 133 | 85 | 10 |
Ø22 | -160-200 | 262 | 296 | 65 | 130 | 155 | 19 | 90 | 11 | 55 | 40 | 22 | 24.5 | 129 | 193 | 6 | 139.5 | 90 | 12 | |
0.2kw | Ø18 | 5- | 267 | 270 | 40 | 110 | 135 | 16.5 | 65 | 9 | 45 | 30 | 18 | 20.5 | 129 | 183 | 6 | 133 | 85 | 10 |
Ø22 | -80-100 | 293 | 296 | 65 | 130 | 155 | 19 | 90 | 11 | 55 | 40 | 22 | 24.5 | 129 | 193 | 6 | 139.5 | 90 | 12 | |
Ø28 | 306 | 309.5 | 90 | 140 | 175 | 23.5 | 125 | 11 | 65 | 45 | 28 | 31 | 129 | 203 | 8 | 170 | 110 | 15 | ||
0.4kw | Ø22 | 5- | 314 | 324.5 | 65 | 130 | 155 | 19 | 90 | 11 | 55 | 40 | 22 | 24.5 | 139 | 199.5 | 6 | 141.5 | 90 | 12 |
Ø28 | -80-100 | 330 | 337.5 | 90 | 140 | 175 | 23.5 | 125 | 11 | 65 | 45 | 28 | 31 | 139 | 210 | 8 | 170 | 110 | 15 | |
Ø32 | 349 | 357 | 130 | 170 | 208 | 28.5 | 170 | 13 | 70 | 55 | 32 | 35 | 139 | 226 | 10 | 198 | 130 | 18 | ||
0.75kw | Ø28 | 5- | 350.5 | 343.5 | 90 | 140 | 175 | 23.5 | 125 | 11 | 65 | 45 | 28 | 31 | 159 | 222 | 8 | 170 | 110 | 15 |
Ø32 | -80-100 | 379.5 | 387 | 130 | 170 | 208 | 28.5 | 170 | 13 | 70 | 55 | 32 | 35 | 159 | 238.5 | 10 | 198 | 130 | 18 | |
Ø40 | 401.5 | 408.5 | 150 | 210 | 254 | 34 | 196 | 15 | 90 | 65 | 40 | 43 | 185 | 249 | 12 | 230 | 150 | 20 | ||
1.5kw | Ø32 | 5- | 420.5 | 441 | 130 | 170 | 208 | 28.5 | 170 | 13 | 70 | 55 | 32 | 35 | 185 | 250.5 | 10 | 198 | 130 | 18 |
Ø40 | -80-100 | 457.5 | 478 | 150 | 210 | 254 | 34 | 196 | 15 | 90 | 65 | 40 | 43 | 185 | 260 | 12 | 230 | 150 | 20 | |
Ø50 | 485.5 | 506 | 160 | 230 | 290 | 40 | 210 | 18 | 100 | 75 | 50 | 53.5 | 185 | 288 | 14 | 265 | 170 | 25 | ||
2.2kw | Ø40 | 5- | 466.5 | 487 | 150 | 210 | 254 | 34 | 196 | 15 | 90 | 65 | 40 | 43 | 185 | 260 | 12 | 230 | 150 | 20 |
Ø50 | -80-100 | 510.5 | 531 | 160 | 230 | 290 | 40 | 210 | 18 | 100 | 75 | 50 | 53.5 | 185 | 288 | 14 | 265 | 170 | 25 |
G3FS: IEC GEAR REDUCER WITH FOOT (n1=1400r/min) | |||||||||||||||||||||||||
Power kw | output shaft | ratio | A | B | C | F | I | J | L | M | N | O | O1 | P | Q | R | S | S1 | T | T1 | W | W1 | X | Y | Y1 |
0.12kw | Ø18 | 5–30-40-50 | 147 | 95 | 115 | 154 | 11 | 16.5 | 4.5 | 170 | 140 | 4 | 10 | 30 | 145 | 35 | 18 | 11 | 20.5 | 12.8 | 6 | 4 | 163 | 80 | 86.5 |
Ø22 | -160-200 | 173 | 95 | 115 | 164 | 11 | 19 | 4.5 | 185 | 140 | 4 | 12 | 40 | 148 | 47 | 22 | 11 | 24.5 | 12.8 | 6 | 4 | 171.5 | 89.5 | 89 | |
0.18kw | Ø18 | 5- | 147 | 95 | 115 | 154 | 11 | 16.5 | 4.5 | 170 | 140 | 4 | 10 | 30 | 145 | 35 | 18 | 11 | 20.5 | 12.8 | 6 | 4 | 163 | 80 | 86.5 |
Ø22 | -80-100 | 173 | 95 | 115 | 164 | 11 | 19 | 4.5 | 185 | 140 | 4 | 12 | 40 | 148 | 47 | 22 | 11 | 24.5 | 12.8 | 6 | 4 | 171.5 | 89.5 | 89 | |
Ø28 | 186.5 | 95 | 115 | 186 | 11 | 23.5 | 4.5 | 215 | 140 | 4 | 15 | 45 | 170 | 50 | 28 | 11 | 31 | 12.8 | 8 | 4 | 198.5 | 105.5 | 93.5 | ||
0.37kw | Ø22 | 5- | 181.5 | 110 | 130 | 164 | 11 | 19 | 4.5 | 185 | 160 | 4 | 12 | 40 | 148 | 47 | 22 | 14 | 24.5 | 16.3 | 6 | 5 | 201 | 89.5 | 99 |
Ø28 | -80-100 | 198 | 110 | 130 | 186 | 11 | 23.5 | 4.5 | 215 | 160 | 4 | 15 | 45 | 170 | 50 | 28 | 14 | 31 | 16.3 | 8 | 5 | 198.5 | 105.5 | 103.5 | |
Ø32 | 216.5 | 110 | 130 | 215 | 13 | 28.5 | 4.5 | 250 | 160 | 4 | 15 | 55 | 180 | 60 | 32 | 14 | 35 | 16.3 | 10 | 5 | 234 | 126 | 108.5 | ||
0.75kw | Ø28 | 5- | 206.5 | 130 | 165 | 185 | 11 | 23.5 | 4.5 | 215 | 200 | 4 | 15 | 45 | 170 | 50 | 28 | 19 | 31 | 21.8 | 8 | 6 | 216.5 | 105.5 | 123.5 |
Ø32 | -80-100 | 235 | 130 | 165 | 215 | 13 | 28.5 | 4.5 | 250 | 200 | 4 | 15 | 55 | 180 | 60 | 32 | 19 | 35 | 21.8 | 10 | 6 | 236.5 | 126 | 128.5 | |
Ø40 | 260.5 | 130 | 165 | 270 | 18 | 34 | 4.5 | 310 | 200 | 5 | 18 | 65 | 230 | 71 | 40 | 19 | 43 | 21.8 | 12 | 8 | 284 | 149 | 134 | ||
1.5kw | Ø32 | 5- | 252 | 130 | 165 | 215 | 13 | 28.5 | 4.5 | 250 | 200 | 5 | 15 | 55 | 180 | 60 | 32 | 24 | 35 | 27.3 | 10 | 8 | 236.5 | 126 | 128.5 |
Ø40 | -80-100 | 293.5 | 130 | 165 | 270 | 18 | 34 | 4.5 | 310 | 200 | 5 | 18 | 65 | 230 | 71 | 40 | 24 | 43 | 27.3 | 12 | 8 | 284 | 149 | 134 | |
Ø50 | 321.5 | 130 | 165 | 300 | 22 | 40 | 4.5 | 360 | 200 | 5 | 25 | 75 | 270 | 83 | 50 | 24 | 53.5 | 27.3 | 14 | 8 | 323.5 | 173.5 | 140 | ||
2.2kw | Ø40 | 5- | 290 | 180 | 215 | 270 | 18 | 34 | 5.5 | 310 | 250 | 5 | 18 | 65 | 230 | 71 | 40 | 28 | 43 | 31.3 | 12 | 8 | 284 | 149 | 134 |
Ø50 | -80-100 | 334 | 180 | 215 | 300 | 22 | 40 | 5.5 | 360 | 250 | 5 | 25 | 75 | 270 | 83 | 50 | 28 | 53.5 | 31.3 | 14 | 8 | 323.5 | 173.5 | 140 |
G3LS: IEC GEAR REDUCER WITH FOOT (n1=1400r/min) | |||||||||||||||||||||||||
Power kw | output shaft | ratio | A | B | C | D | E | F | G | H | J | K | L | N | P | S | S1 | T | T1 | W | W1 | X | Y | Y1 | Z |
0.12kw | Ø18 | 5–30-40-50 | 147 | 95 | 115 | 40 | 110 | 135 | 65 | 9 | 16.5 | 45 | 4.5 | 140 | 30 | 18 | 11 | 20.5 | 12.8 | 6 | 4 | 138.5 | 85 | 10 | M8 |
Ø22 | -160-200 | 173 | 95 | 115 | 65 | 130 | 154 | 90 | 11 | 19 | 55 | 4.5 | 140 | 40 | 22 | 11 | 24.5 | 12.8 | 6 | 4 | 141 | 90 | 12 | M8 | |
0.18kw | Ø18 | 5- | 147 | 95 | 115 | 40 | 110 | 135 | 65 | 9 | 16.5 | 45 | 4.5 | 140 | 30 | 18 | 11 | 20.5 | 12.8 | 6 | 4 | 138.5 | 85 | 10 | M8 |
Ø22 | -80-100 | 173 | 95 | 115 | 65 | 130 | 154 | 90 | 11 | 19 | 55 | 4.5 | 140 | 40 | 22 | 11 | 24.5 | 12.8 | 6 | 4 | 141 | 90 | 12 | M8 | |
Ø28 | 186.5 | 95 | 115 | 90 | 140 | 175 | 125 | 11 | 23.5 | 65 | 4.5 | 140 | 45 | 28 | 11 | 31 | 12.8 | 8 | 4 | 170 | 110 | 15 | M8 | ||
0.37kw | Ø22 | 5- | 181.5 | 110 | 130 | 65 | 130 | 154 | 90 | 11 | 19 | 55 | 4.5 | 160 | 40 | 22 | 14 | 24.5 | 16.3 | 6 | 5 | 151 | 90 | 12 | M8 |
Ø28 | -80-100 | 198 | 110 | 130 | 90 | 140 | 175 | 125 | 11 | 23.5 | 65 | 4.5 | 160 | 45 | 28 | 14 | 31 | 16.3 | 8 | 5 | 170 | 110 | 15 | M8 | |
Ø32 | 216.5 | 110 | 130 | 130 | 170 | 208 | 170 | 13 | 28.5 | 70 | 4.5 | 160 | 55 | 32 | 14 | 35 | 16.3 | 10 | 5 | 198 | 130 | 18 | M8 | ||
0.75kw | Ø28 | 5- | 206.5 | 130 | 165 | 90 | 140 | 175 | 125 | 11 | 23.5 | 65 | 4.5 | 200 | 45 | 28 | 19 | 31 | 21.8 | 8 | 6 | 186.5 | 110 | 15 | M10 |
Ø32 | -80-100 | 235 | 130 | 165 | 130 | 170 | 208 | 170 | 13 | 28.5 | 70 | 4.5 | 200 | 55 | 32 | 19 | 35 | 21.8 | 10 | 6 | 201.5 | 130 | 18 | M10 | |
Ø40 | 260.5 | 130 | 165 | 150 | 210 | 254 | 196 | 15 | 34 | 90 | 4.5 | 200 | 65 | 40 | 19 | 43 | 21.8 | 12 | 8 | 230 | 150 | 20 | M10 | ||
1.5kw | Ø32 | 5- | 252 | 130 | 165 | 130 | 170 | 208 | 170 | 13 | 28.5 | 70 | 4.5 | 200 | 55 | 32 | 24 | 35 | 27.3 | 10 | 8 | 201.5 | 130 | 18 | M10 |
Ø40 | -80-100 | 293.5 | 130 | 165 | 150 | 210 | 254 | 196 | 15 | 34 | 90 | 4.5 | 200 | 65 | 40 | 24 | 43 | 27.3 | 12 | 8 | 230 | 150 | 20 | M10 | |
Ø50 | 321.5 | 130 | 165 | 160 | 230 | 290 | 210 | 18 | 40 | 100 | 4.5 | 200 | 75 | 50 | 24 | 53.5 | 27.3 | 14 | 8 | 265 | 170 | 25 | M10 | ||
2.2kw | Ø40 | 5- | 290 | 180 | 215 | 150 | 210 | 254 | 196 | 15 | 34 | 90 | 5.5 | 250 | 65 | 40 | 28 | 43 | 31.3 | 12 | 8 | 230 | 150 | 20 | M12 |
Ø50 | -80-100 | 334 | 180 | 215 | 160 | 230 | 290 | 210 | 18 | 40 | 100 | 5.5 | 250 | 75 | 50 | 28 | 53.5 | 31.3 | 14 | 8 | 265 | 170 | 25 | M12 |
Company Profile
We are a professional reducer manufacturer located in HangZhou, ZHangZhoug province.Our leading products is full range of RV571-150 worm reducers , also supplied GKM hypoid helical gearbox, GRC inline helical gearbox, PC units, UDL Variators and AC Motors, G3 helical gear motor.Products are widely used for applications such as: foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.With fast delivery, superior after-sales service, advanced producing facility, our products sell well both at home and abroad. We have exported our reducers to Southeast Asia, Eastern Europe and the Middle East and so on.Our aim is to develop and innovate on the basis of high quality, and create a good reputation for reducers.
Workshop:
Exhibition
ZheJiang PTC Fair:
Packaging & Shipping
After Sales Service
1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other Service: Including modeling selection guide, installation guide, and problem resolution guide, etc
FAQ
1.Q:Can you make as per customer drawing?
A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
A:4000-5000 PCS/MONTH
5.Q:Free sample is available or not?
A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
A:Yes, we have CE certificate and SGS certificate report.
Contact information:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!
Application: | Motor, Machinery, Marine, Agricultural Machinery, Power Transmission Applications |
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Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | Coaxial |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical or Horizontal Type |
Step: | Two Stage- Three Stage |
Samples: |
US$ 35/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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Role of Helical Gearboxes in Automotive Transmissions
Helical gearboxes play a crucial role in automotive transmissions, contributing to the efficient power transfer and smooth operation of vehicles:
- Power Transmission: Helical gearboxes are used to transmit power from the engine to the wheels through different gear ratios. They help in converting the high-speed, low-torque output of the engine into the appropriate speed and torque for the wheels.
- Smooth Shifting: In manual and automatic transmissions, helical gears are often used to provide smooth and quiet gear shifts. The gradual engagement of helical gear teeth helps in reducing the shock and noise associated with gear changes.
- Noise Reduction: Helical gears are known for their quieter operation compared to other gear types. This is especially important in automotive applications where minimizing noise and vibration is desired for a comfortable driving experience.
- Efficiency: The efficiency of helical gearboxes helps in optimizing fuel efficiency and reducing energy losses. This is crucial for improving the overall performance and economy of vehicles.
- Load Distribution: Helical gears distribute the load over multiple teeth, reducing wear and ensuring the gearbox’s longevity. This is important in vehicles that experience varying loads and driving conditions.
- Torque Handling: Helical gears can handle higher torque loads compared to some other gear types. This is essential for vehicles, especially those with powerful engines, towing capabilities, or off-road use.
In modern automotive transmissions, helical gearboxes can be found in various components, including the main transmission, differential, and gearbox synchronizers. They contribute to the smooth operation, improved fuel efficiency, and overall performance of vehicles. The design and arrangement of helical gears can be tailored to meet the specific requirements of different vehicle types, making them a versatile choice for automotive applications.
Software Tools for Simulating Helical Gear Behavior
Several software tools are available for simulating the behavior of helical gears under different conditions. These tools aid engineers in designing and analyzing helical gear systems for optimal performance and reliability. Some notable software tools include:
- KISSsoft: KISSsoft is a widely used software for the design and analysis of mechanical components, including helical gears. It offers comprehensive calculations for gear geometry, load distribution, contact stresses, and more. The software assists in optimizing gear designs and predicting their behavior under various operating conditions.
- AGMA Rating Suite: The American Gear Manufacturers Association (AGMA) offers software tools that follow AGMA standards for gear design and analysis. These tools provide accurate calculations for gear rating, efficiency, and durability under different load scenarios.
- ANSYS Mechanical: ANSYS Mechanical is a versatile simulation software used for finite element analysis (FEA) of mechanical systems, including helical gears. It allows engineers to perform detailed stress and deformation analysis, simulate contact patterns, and assess the effects of different loads and boundary conditions.
- Gleason CAGE: Gleason’s Computer-Aided Gear Engineering (CAGE) software specializes in gear design and optimization. It offers advanced tools for gear tooth profile generation, simulation of meshing behavior, and optimization of gear parameters.
- MAGMA Soft: MAGMA Soft provides casting simulation software that can be used to predict the solidification behavior and mechanical properties of casted gear components, which is essential for ensuring quality and performance.
- Siemens NX: Siemens NX software includes gear design and analysis capabilities, allowing engineers to simulate gear behavior, calculate load distribution, and optimize gear designs within a comprehensive CAD/CAE environment.
These software tools enable engineers to model and analyze helical gears in a virtual environment, helping them make informed design decisions, optimize gear geometry, and assess gear performance under different conditions. By utilizing these tools, engineers can create reliable and efficient helical gear systems for various industrial applications.
Helical Gear Meshing and Its Benefits
Helical gear meshing refers to the engagement of two helical gears with inclined teeth. The teeth are cut at an angle to the gear axis, creating a helix shape. When these gears mesh, the inclined teeth gradually come into contact, allowing for smoother and quieter operation compared to straight-toothed gears.
The benefits of helical gear meshing include:
- Reduced Noise: The gradual contact between helical gear teeth minimizes impact and noise during engagement, resulting in quieter operation. This is particularly advantageous in applications where noise reduction is essential, such as industrial machinery and automotive transmissions.
- Smooth Operation: Helical gears provide smoother and more continuous motion due to the gradual engagement of teeth. This feature makes them suitable for applications that require precise and controlled movement, such as CNC machines and conveyor systems.
- Higher Load Capacity: The helical tooth geometry allows for greater tooth contact area, distributing the load over a larger surface. This results in higher load-carrying capacity and improved durability, making helical gears suitable for heavy-duty applications.
- Efficient Power Transmission: Helical gears transmit power more efficiently due to their smooth engagement and increased contact area. This efficiency contributes to reduced energy consumption and heat generation in gearboxes.
- Less Vibrations: The gradual meshing of helical gears reduces vibrations, resulting in smoother operation and reduced wear and tear on gear teeth and bearings. This is especially important for extending the lifespan of the gearbox.
Overall, helical gear meshing offers numerous benefits, including reduced noise, smoother operation, higher load capacity, efficient power transmission, and reduced vibrations. These advantages make helical gears a popular choice in various industrial applications where performance, durability, and reliability are crucial.
editor by CX 2023-09-12
China factory Two Stage Helical Gearbox Motor Parallel Shaft Bevel Reducer Speed Spiral 90 Degree Right Angle Straight Supplier Competitive Price Stainless Steel Gearbox car gearbox
Product Description
Two Stage Helical Gearbox Motor Parallel Shaft Bevel Reducer Speed Spiral 90 Degree Right Angle Straight Supplier Competitive Price Stainless Steel Gearbox
Application of Helical Gearbox
Helical gearboxes are used in a wide variety of applications, including:
- Automotive: Helical gearboxes are used in a variety of automotive applications, including transmissions, differentials, and steering systems. They help to transmit power smoothly and efficiently, which improves the overall performance of the vehicle.
- Machinery: Helical gearboxes are used in a variety of machinery applications, including conveyor belts, elevators, and cranes. They help to transmit power smoothly and efficiently, which improves the overall performance of the equipment.
- Aerospace: Helical gearboxes are used in a variety of aerospace applications, including aircraft engines, landing gear, and control surfaces. They help to transmit power smoothly and efficiently, which improves the overall performance of the aircraft.
- Construction: Helical gearboxes are used in a variety of construction applications, including excavators, bulldozers, and cranes. They help to transmit power smoothly and efficiently, which improves the overall performance of the equipment.
- Other: Helical gearboxes are also used in a variety of other applications, such as wind turbines, robotics, and medical devices. They help to transmit power smoothly and efficiently, which improves the overall performance of the system.
Helical gears are a type of gear that has teeth that are cut at an angle. This angle allows the teeth to engage each other gradually and smoothly, which reduces noise and vibration. Helical gears are often used in high-speed applications, such as in automotive differentials.
Helical gears are made of a variety of materials, including steel, cast iron, and aluminum. The material of the gear will depend on the specific application and the environment in which it will be used.
Helical gears are available in a variety of sizes and styles to accommodate a wide range of applications. They are also available in a variety of ratios, which allows them to be used in a variety of applications.
Here are some of the advantages of using helical gears:
- Reduced noise and vibration: Helical gears help to reduce noise and vibration, which can improve the overall working environment.
- Increased efficiency: Helical gears are more efficient than straight gears, which can help to improve the overall performance of a system.
- Increased durability: Helical gears are made of durable materials that can withstand a lot of wear and tear.
- Cost-effectiveness: Helical gears are a cost-effective way to improve the performance and durability of a system.
Overall, helical gears are a versatile and reliable component that can be used in a wide variety of applications. They offer a number of advantages, including reduced noise and vibration, increased efficiency, increased durability, and cost-effectiveness.
Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
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Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
Layout: | Three-Ring |
Hardness: | Hardened Tooth Surface |
Installation: | Torque Arm Type |
Step: | Stepless |
Samples: |
US$ 9999/Piece
1 Piece(Min.Order) | |
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Key Factors for Selecting a Helical Gearbox
Choosing the right helical gearbox for an application involves considering several key factors:
- Load and Torque: Evaluate the maximum load and torque requirements to ensure the gearbox can handle the application’s demands.
- Speed Range: Determine the required speed range and ensure the gearbox’s gear ratios can accommodate it.
- Efficiency: Helical gearboxes are known for their high efficiency. Select a gearbox with efficiency ratings that meet your application’s needs.
- Space Constraints: Consider the available installation space and choose a compact gearbox that fits within the available dimensions.
- Mounting Position: The mounting position affects lubrication, cooling, and overall performance. Ensure the gearbox is suitable for the desired mounting orientation.
- Service Life: Choose a gearbox with a service life that matches your application’s expected lifespan.
- Backlash: Evaluate the allowable backlash, which affects precision and positioning accuracy.
- Noise and Vibration: Assess the acceptable noise and vibration levels and choose a gearbox with suitable characteristics.
- Environmental Conditions: Consider factors like temperature, humidity, and dust levels to ensure the gearbox can operate reliably in the application environment.
- Maintenance: Factor in maintenance requirements and choose a gearbox with manageable maintenance needs.
- Cost: Balance performance with budget constraints to find a gearbox that offers the best value for your application.
By carefully evaluating these factors, you can select a helical gearbox that optimally meets your application’s requirements and ensures efficient and reliable operation.
Relationship Between Helix Angle and Load Capacity in Helical Gears
The helix angle of helical gears plays a significant role in determining their load-carrying capacity and overall performance. Here’s the relationship between the helix angle and load capacity:
1. Load Distribution: The helix angle affects how the load is distributed along the gear teeth. A larger helix angle results in a more gradual tooth engagement, allowing for smoother load sharing across multiple teeth. This improves the gear’s ability to handle higher loads.
2. Contact Ratio: The contact ratio, which indicates the number of teeth in contact at any given time, increases with a larger helix angle. A higher contact ratio helps distribute the load over a larger area of the gear teeth, enhancing load-carrying capacity.
3. Tooth Meshing: The helix angle affects how the teeth mesh with each other. A higher helix angle promotes gradual and smoother meshing, reducing the concentration of stress on individual teeth. This results in improved resistance to wear and fatigue.
4. Axial Thrust: Helical gears produce axial thrust due to their helical nature. This thrust can affect the gear’s ability to handle radial loads. Proper consideration of the helix angle can help manage axial thrust and prevent overloading.
5. Lubrication: The helix angle affects the lubrication conditions between gear teeth. A larger helix angle may allow better oil flow and lubrication, reducing friction and wear, thereby enhancing load capacity.
6. Noise and Vibration: The helix angle also influences noise and vibration levels in helical gears. Optimal helix angle selection can minimize noise and vibration, contributing to smoother operation and prolonged gear life.
Optimal Helix Angle Selection: While a larger helix angle generally increases load capacity, it’s important to strike a balance. Extremely large helix angles can lead to reduced tooth strength and efficiency. Engineers consider factors like application requirements, tooth strength, and noise considerations when selecting the optimal helix angle for a specific gear design.
The relationship between the helix angle and load capacity underscores the importance of proper gear design to ensure optimal performance, durability, and reliability in various applications.
Limitations and Disadvantages of Helical Gear Systems
While helical gear systems offer numerous advantages, they also come with certain limitations and disadvantages:
- Axial Thrust: Helical gears generate axial thrust due to the helix angle of the teeth. This thrust can cause additional load on bearings and may require additional measures to counteract.
- Complex Manufacturing: The manufacturing process for helical gears is more complex than that of straight-toothed gears, which can lead to higher production costs.
- Axial Length: Helical gears require more axial space compared to spur gears with the same gear ratio. This can be a limitation in applications with space constraints.
- Sliding Contact: Helical gears have sliding contact between their teeth, which can result in higher friction and more heat generation compared to rolling contact gears.
- Efficiency: Although helical gears are generally efficient, their efficiency can be slightly lower than that of some other gear types, especially at high speeds.
- Complexity in Gearbox Design: The inclination of helical gear teeth introduces additional complexity in gearbox design and alignment.
- Reverse Thrust: In some cases, reverse thrust can occur when helical gears are subjected to high axial loads, leading to undesirable effects.
It’s important to consider these limitations and disadvantages when selecting gear systems for specific applications. Despite these challenges, helical gears remain a popular choice in various industries due to their benefits and overall performance characteristics.
editor by CX 2023-09-04
China wholesaler 90 Degree Hollow Output Shaft 25 28 30 35 38mm Helical Gear Motor Gearbox difference between helical and worm gearbox
Product Description
Product Description
KPM-KPB series helical-hypoid gearboxes are the new-generation product with a compromise of advanced technology both at home and abroad.This product is widely used in textile, foodstuff, beverage,tobacco, logistics industrial fields,etc.
Main Features:
(1) Driven by hypoid gears, which has big ratios.
(2) Large output torque, high efficiency(up to 92%), energy saving and environmental protection.
(3) High quality aluminum alloy housing, light in weight and non-rusting.
(4) Smooth in running and low in noise, and can work long time in dreadful conditions.
(5) Good-looking appearance, durable service life and small volume.
(6) Suitable for all round installation, wide application and easy use.
(7) KPM series can replace NMRV worm gearbox; KPB series can replace CZPT W series worm gearbox;
(8) Modular and multi-structure can meet the demands of various conditions.
Main Material:
(1) Housing: aluminum alloy
(2) Gear wheel: 20CrMnTiH1,carbonize & quencher heat treatment make the hardness of gears surface up to 56-62 HRC, retain carburization layers thickness between 0.3 and 0.5mm after precise grinding.
Detailed Photos
Product Parameters
Model Information:
GEARBOX SELECTING TABLES | ||||||||||||
KPM50.. | n1=1400r/min | 160Nm | ||||||||||
Model | i | i | n2 | M2max | Fr2 | 63B5 | 71B5/B14 | 80B5/B14 | 90B5/B14 | |||
nominal | actual | [r/min] | [Nm] | [N] | ||||||||
3 Stage | ||||||||||||
KPM50C | 300 | 294.05 | 4.8 | 130 | 4100 | N/A | N/A | N/A | ||||
KPM50C | 250 | 244.29 | 5.8 | 130 | 4100 | N/A | N/A | N/A | ||||
KPM50C | 200 | 200.44 | 7.0 | 130 | 4100 | N/A | N/A | N/A | ||||
KPM50C | 150 | 146.67 | 9.6 | 160 | 4000 | N/A | N/A | N/A | ||||
KPM50C | 125 | 120.34 | 12 | 160 | 3770 | N/A | N/A | |||||
KPM50C | 100 | 101.04 | 14 | 160 | 3560 | N/A | N/A | |||||
KPM50C | 75 | 74.62 | 19 | 160 | 3220 | N/A | N/A | |||||
KPM50C | 60 | 62.36 | 23 | 160 | 3030 | N/A | N/A | |||||
KPM50C | 50 | 52.36 | 27 | 160 | 2860 | N/A | N/A | |||||
2 Stage | ||||||||||||
KPM50B | 60 | 58.36 | 24 | 130 | 2960 | N/A | N/A | |||||
KPM50B | 50 | 48.86 | 29 | 130 | 2790 | N/A | ||||||
KPM50B | 40 | 40.09 | 35 | 130 | 2610 | N/A | ||||||
KPM50B | 30 | 29.33 | 48 | 160 | 2350 | N/A | ||||||
KPM50B | 25 | 24.07 | 59 | 160 | 2200 | |||||||
KPM50B | 20 | 20.21 | 70 | 160 | 2080 | |||||||
KPM50B | 15 | 14.92 | 94 | 160 | 1880 | |||||||
KPM50B | 12.5 | 12.47 | 113 | 160 | 1770 | |||||||
KPM50B | 10 | 10.47 | 134 | 160 | 1670 | |||||||
KPM50B | 7.5 | 7.73 | 182 | 160 | 1510 | |||||||
KPM63..,KPB63.. | n1=1400r/min | 180Nm | ||||||||||
Model | i | i | n2 | M2max | Fr2 | 63B5 | 71B5/B14 | 80B5/B14 | 90B5/B14 | |||
nominal | actual | [r/min] | [Nm] | [N] | ||||||||
3 Stage | ||||||||||||
KPM63C | KPB63C | 300 | 302.50 | 4.7 | 160 | 4800 | N/A | N/A | N/A | |||
KPM63C | KPB63C | 250 | 243.57 | 5.8 | 160 | 4800 | N/A | N/A | N/A | |||
KPM63C | KPB63C | 200 | 196.43 | 7.2 | 160 | 4800 | N/A | N/A | ||||
KPM63C | KPB63C | 150 | 151.56 | 9.3 | 180 | 4650 | N/A | N/A | ||||
KPM63C | KPB63C | 125 | 122.22 | 12 | 180 | 4330 | N/A | N/A | ||||
KPM63C | KPB63C | 100 | 94.50 | 14 | 180 | 4070 | N/A | N/A | ||||
KPM63C | KPB63C | 75 | 73.33 | 20 | 180 | 3650 | N/A | |||||
KPM63C | KPB63C | 60 | 63.33 | 23 | 180 | 3480 | N/A | |||||
KPM63C | KPB63C | 50 | 52.48 | 27 | 180 | 3270 | N/A | |||||
2 Stage | ||||||||||||
KPM63B | KPB63B | 60 | 60.50 | 24 | 160 | 3430 | N/A | |||||
KPM63B | KPB63B | 50 | 48.71 | 29 | 160 | 3190 | ||||||
KPM63B | KPB63B | 40 | 39.29 | 36 | 160 | 2970 | ||||||
KPM63B | KPB63B | 30 | 30.31 | 47 | 180 | 2720 | ||||||
KPM63B | KPB63B | 25 | 24.44 | 58 | 180 | 2530 | N/A | |||||
KPM63B | KPB63B | 20 | 18.90 | 70 | 180 | 2380 | N/A | |||||
KPM63B | KPB63B | 15 | 14.67 | 96 | 180 | 2130 | N/A | N/A | ||||
KPM63B | KPB63B | 12.5 | 12.67 | 111 | 180 | 2030 | N/A | N/A | ||||
KPM63B | KPB63B | 10 | 10.50 | 134 | 180 | 1910 | N/A | N/A | ||||
KPM63B | KPB63B | 7.5 | 7.60 | 185 | 180 | 1710 | N/A | N/A | ||||
KPM75..,KPB75.. | n1=1400r/min | 350Nm | ||||||||||
Model | i | i | n2 | M2max | Fr2 | 63B5 | 71B5 | 80B5/B14 | 90B5/B14 | 100B5/B14 | 112B5/B14 | |
nominal | actual | [r/min] | [Nm] | [N] | ||||||||
3 Stage | ||||||||||||
KPM75C | KPB75C | 300 | 297.21 | 4.8 | 300 | 6500 | N/A | N/A | N/A | N/A | ||
KPM75C | KPB75C | 250 | 240.89 | 5.9 | 300 | 6500 | N/A | N/A | N/A | N/A | ||
KPM75C | KPB75C | 200 | 200.66 | 7.0 | 300 | 6500 | N/A | N/A | N/A | N/A | ||
KPM75C | KPB75C | 150 | 149.30 | 9.3 | 350 | 6500 | N/A | N/A | N/A | |||
KPM75C | KPB75C | 125 | 121.00 | 12 | 350 | 5980 | N/A | N/A | N/A | |||
KPM75C | KPB75C | 100 | 100.80 | 15 | 350 | 5520 | N/A | N/A | N/A | |||
KPM75C | KPB75C | 75 | 79.40 | 19 | 350 | 5040 | N/A | N/A | ||||
KPM75C | KPB75C | 60 | 62.43 | 23 | 350 | 4730 | N/A | N/A | N/A | |||
KPM75C | KPB75C | 50 | 49.18 | 29 | 350 | 4370 | N/A | N/A | N/A | |||
2 Stage | ||||||||||||
KPM75B | KPB75B | 60 | 59.44 | 24 | 300 | 4660 | N/A | N/A | N/A | |||
KPM75B | KPB75B | 50 | 48.18 | 30 | 300 | 4340 | N/A | N/A | N/A | |||
KPM75B | KPB75B | 40 | 40.13 | 35 | 300 | 4080 | N/A | N/A | ||||
KPM75B | KPB75B | 30 | 29.86 | 47 | 350 | 3720 | N/A | N/A | N/A | |||
KPM75B | KPB75B | 25 | 24.20 | 56 | 350 | 3500 | N/A | N/A | ||||
KPM75B | KPB75B | 20 | 20.16 | 71 | 350 | 3230 | N/A | N/A | ||||
KPM75B | KPB75B | 15 | 15.88 | 93 | 350 | 2950 | N/A | N/A | ||||
KPM75B | KPB75B | 12.5 | 12.49 | 113 | 350 | 2770 | N/A | N/A | N/A | |||
KPM75B | KPB75B | 10 | 9.84 | 143 | 350 | 2550 | N/A | N/A | N/A | |||
KPM75B | KPB75B | 7.5 | 7.48 | 188 | 350 | 2330 | N/A | N/A | N/A | |||
KPM90..,KPB86.. | n1=1400r/min | 500Nm | ||||||||||
Model | i | i | n2 | M2max | Fr2 | 63B5 | 71B5 | 80B5/B14 | 90B5/B14 | 100B5/B14 | 112B5/B14 | |
nominal | actual | [r/min] | [Nm] | [N] | ||||||||
3 Stage | ||||||||||||
KPM90C | KPB86C | 300 | 297.21 | 4.8 | 450 | 6500 | N/A | N/A | N/A | N/A | ||
KPM90C | KPB86C | 250 | 240.89 | 5.9 | 450 | 6500 | N/A | N/A | N/A | |||
KPM90C | KPB86C | 200 | 200.66 | 7.0 | 450 | 6500 | N/A | N/A | N/A | |||
KPM90C | KPB86C | 150 | 151.20 | 9.3 | 500 | 6500 | N/A | N/A | N/A | |||
KPM90C | KPB86C | 125 | 125.95 | 12 | 500 | 5980 | N/A | N/A | N/A | |||
KPM90C | KPB86C | 100 | 99.22 | 15 | 500 | 5520 | N/A | N/A | N/A | |||
KPM90C | KPB86C | 75 | 75.45 | 19 | 500 | 5040 | N/A | N/A | N/A | |||
KPM90C | KPB86C | 60 | 62.43 | 23 | 500 | 4730 | N/A | N/A | N/A | |||
KPM90C | KPB86C | 50 | 49.18 | 29 | 500 | 4370 | N/A | N/A | N/A | |||
2 Stage | ||||||||||||
KPM90B | KPB86B | 60 | 59.44 | 24 | 450 | 5890 | N/A | N/A | ||||
KPM90B | KPB86B | 50 | 48.18 | 30 | 450 | 5500 | N/A | N/A | ||||
KPM90B | KPB86B | 40 | 40.13 | 35 | 450 | 5170 | N/A | N/A | ||||
KPM90B | KPB86B | 30 | 30.24 | 47 | 500 | 4710 | N/A | N/A | ||||
KPM90B | KPB86B | 25 | 25.19 | 56 | 500 | 4430 | N/A | N/A | ||||
KPM90B | KPB86B | 20 | 19.84 | 71 | 500 | 4090 | N/A | N/A | N/A | |||
KPM90B | KPB86B | 15 | 15.09 | 93 | 500 | 3730 | N/A | N/A | N/A | |||
KPM90B | KPB86B | 12.5 | 12.49 | 113 | 500 | 3510 | N/A | N/A | N/A | |||
KPM90B | KPB86B | 10 | 9.84 | 143 | 500 | 3240 | N/A | N/A | N/A | |||
KPM90B | KPB86B | 7.5 | 7.48 | 188 | 500 | 2950 | N/A | N/A | N/A |
Outline Dimension:
Company Profile
About our company:
We are a professional reducer manufacturer located in HangZhou, ZHangZhoug province.Our leading products is full range of RV571-150 worm reducers , also supplied hypoid helical gearbox, PC units, UDL Variators and AC Motors.Products are widely used for applications such as: foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.With fast delivery, superior after-sales service, advanced producing facility, our products sell well both at home and abroad. We have exported our reducers to Southeast Asia, Eastern Europe and Middle East and so on.Our aim is to develop and innovate on basis of high quality, and create a good reputation for reducers.
Packing information:Plastic Bags+Cartons+Wooden Cases , or on request
We participate Germany Hannver Exhibition-ZheJiang PTC Fair-Turkey Win Eurasia
Logistics
After Sales Service
1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other Service: Including modeling selection guide, installation guide, and problem resolution guide, etc.
FAQ
1.Q:Can you make as per customer drawing?
A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
A:8000-9000 PCS/MONTH
5.Q:Free sample is available or not?
A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
A:Yes, we have CE certificate and SGS certificate report.
Contact information:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!
Application: | Motor, Machinery, Marine, Agricultural Machinery |
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Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Layout: | Right Angle |
Gear Shape: | Hypoid Helical Gear |
Step: | 2-3 Stage |
Samples: |
US$ 45/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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What Is a Helical Gearbox?
Generally, the gear is a rotating circular machine part, and its purpose is to transmit speed and torque. It works by meshing with other toothed parts. This type of gear is made up of cut teeth, inserted teeth, and gear teeth.
Helix angle
Typical helical gearbox angle ranges from 15 to 30 degrees. It is commonly used in worm gears and screws. The angle is important in motion conversion and power transfer.
Helical gearboxes are suitable for high load applications. Because the teeth engage more gradually, helical gearboxes require bearings that can manage axial loading. In fact, the forces produced by helical gears are much less than those of spur gears. Moreover, helical gearboxes are often less efficient.
There are two basic gear systems: the spur gear system and the helical gear system. These systems are similar in their basic functions. However, they are distinguished by a number of important differences. The spur gear system produces thrust forces, while the helical gear system transmits energy through two axial configurations. Both systems operate at speeds of around 50m/s.
Spur gears have a common pitch, whereas helical gears have a different pitch. The pitch of helical gears changes as the helix angle changes. This leads to a difference in the diameter of the gear and the hobs. This changes the radial module system pitch and increases the manufacturing costs.
The normal pressure angle is the angle of the load line into the plane normal to the tooth axis. This angle is sometimes called the reference value.
Helical gears are available in both left-hand and right-hand configurations. Helical gears are typically characterized by quiet operation and higher power carrying capacity. They are also appreciated for their NVH characteristics. They are used in the oil, food, and plastic industries. They also have a higher efficiency than zero-helix angle gears.
Efficiency
Using helical gears in a gearbox provides several benefits. They are more efficient, quieter and better able to handle high load cases. However, they are also more expensive than classic gears.
The efficiency of a helical gearbox is calculated by measuring the efficiency of the entire working area. This is measured using a predefined measuring grid. The result is presented by an efficiency contour map. It shows that efficiency is not uniform in the working area.
This is because of the varying angles of the teeth of the gears. It is also important to consider the size of the pitch circle and the angle of the helix. The pitch circle is larger for helical gears than for spur gears. This means more surface contact and more potential for transmission of power between the parallel shafts.
Efficiency calculations for synchronizers are relatively new. Using data from power losses can help estimate the accuracy of these calculations.
The efficiency of a gearbox is mainly dependent on the power range and the torque. The higher the range, the better the efficiency. When the power range is reduced, the efficiency is reduced. The efficiency decreases sharply for high ratio gearboxes.
The efficiency of a gearbox also depends on the type of gearbox. Typically, spur gears are the most efficient, but helical gears are also quite efficient. In the same way that an electrical motor is more efficient than a standard cylinder engine, helical gears are more efficient than spur gears.
Applications
Various industries utilize helical gearboxes for different applications. These gears are primarily used in heavy industrial settings and are also used in the printing and plastic industries.
They are useful in transferring motion between parallel and right-angle shafts. Helical gears are more durable and offer smoother gear operation than other gear types. They are also less noisy and produce less friction.
Typical applications of helical gearboxes include conveyors, coolers, crushers, and other heavy industrial applications. They are also used in the food, chemical, and printing industries.
There are two main types of helical gearboxes: single helical gearboxes and double helical gearboxes. In the single gearbox, the teeth are at a certain angle to the axis. In the double gearbox, the teeth are at opposite angles.
Both gear types have their own advantages. The spur type is more suited for low-speed applications and is also less expensive to manufacture. However, helical gears are more efficient. They are also less noisy and have more teeth meshing capacity.
Helical gears also have a greater pitch circle diameter than spur gears. Because of this, they can tolerate a greater load and are more durable. The helical gearbox also uses thrust bearings to support the thrust force. In order to ensure smooth operation, the helical gears gradually engage.
Helical gears are also used in the automotive industry. They are the most common gear type used in the automotive transmission process.
Spiral teeth vs helical teeth
Depending on the application, there are two types of bevel gears: helical gears and spiral teeth bevel gears. They have a similar geometry, but they perform differently. While helical gears provide smoother operation and higher load carrying capacity, spiral teeth bevel gears are more flexible, reduce the risk of overheating, and have longer service life.
Helical gears are primarily used for helical or crossed shafts. They have teeth that are cut at a precise angle to the gear axis. They provide a smooth action during heavy loads and are used at high speeds. They can also be used for non-parallel shafts. However, they are less efficient than spur gears.
Spur gears are primarily used for parallel shafts. Their straight teeth are parallel to the gear axis. Their teeth come in sudden contact, which causes vibration and a noticeable noise. However, helical gears provide gradual engagement, minimizing vibration and backlash.
The root stress of helical gears is different from spur gears. It is dependent on the helix angle and the web thickness of the gear. The pressure angle of the teeth also affects the curvature radii. These factors affect the transverse contact ratio, which decreases the length of the contact line.
Helical gears are often used to change the angle of rotation by 90 degrees. They can also be used to eliminate shock loading. These gears can be used on parallel or crossed shafts.
PB and PLB Series
PB and PLB series helical gearboxes offer a bevy of benefits that include high power density and a compact modular design. Aside from offering a high output torque, they also offer low maintenance and a long life span. The manufacturers have also gone to great lengths to provide a robust case, a rigid worm and screw thread arrangement and a high reduction ratio. They also provide parallel shaft input options. This means you can use one gearbox to drive a whole train of synchronized gears.
Aside from the fact that it is one of the most durable gearboxes available, it is also one of the most versatile. In fact, the company manufactures a number of gearbox variants, ranging from a single gearbox to a fully modular multiple gearbox design. The high power density means it can operate in tight industrial spaces. PB and PLB series helical Gearboxes are available in a range of sizes, ensuring you find the perfect fit for your application. The PB and PLB Series helical gearboxes are also a cost-effective option for your next application. The company is also able to offer custom solutions to meet your specific needs.
The best part is that you can get your hands on these Gearboxes at a price that is well worth your hard earned dollars. The manufacturers also offer an industry leading warranty. PB and PLB series helical and worm gearboxes are available in a variety of sizes and configurations to suit your application.
Herringbone gears
Using Herringbone gears in helical gearboxes can give the advantages of quiet operation at high speed and minimal axial force. These gears can also be used in heavy machinery applications. However, manufacturing them is more difficult and expensive.
Herringbone gears are similar to double helical gears, except that they do not have a central gap. Originally, they were made by casting to an accurate pattern.
Today, they are characterized by two sets of gear teeth that are stuck together. They have a very high coincidence, which increases the bearing capacity of the gearbox. They also reduce wear and noise.
These gears are usually smaller than double helical gears. This makes them ideal for applications where vibration is high. The large contact area reduces stress. They also have a high carrying capacity. They are used in transmissions, heavy machinery, and differentials.
Herringbone gears are also used in torque gearboxes, especially those that do not have a significant thrust bearing. However, their use is less common because of manufacturing difficulties.
There are several solutions to the problem of making herringbone gears. One solution is to use a central groove to cut the gears. Another is to stack two helical gears together. Another solution is to use older machines that can be rebuilt to make herringbone gears.
Herringbone gears can be processed using milling methods. However, this method cannot be used to process all herringbone gears.
editor by CX 2023-06-09