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 supplier OEM Design Factory Price Customized Mc Series 7.1~112 Ratio Casting Iron Helical Gearbox with Best Sales
Product Description
OEM design factory price customized MC Series 7.1~112 Ratio Casting Iron Helical GearBox
MC series industrial gearbox has the following 2 types:
MC.H Series Parallel Shaft Gearbox
MC.B Series Right Angle Gearbox
Components:
1. Housing:
Casting Iron Box
2. Gears:
Hardened Helical Gears (MC.H Series Parallel Shaft Gearbox)
Hardened Helical Bevel Gears (MC.B Series Right Angle Gearbox)
3. Shafts:
Parallel Shafts (MC.H Series)
Orthogonal Shafts (MC.B Series)
Output Shaft: Solid Shaft, Hollow Shaft
4. Modular Accessories:
Shrink Disk, Mounting Flange, Motor Flange, Cooling Fan, Torque Arm, Double Input Shaft
Models:
Total 8 Model Sizes: MC02 ~ MC09
Features:
1. Optional mounted by any 1 side of 6 sides.
2. Compact structure, light weight.
3. Rigid welded box structure, heavy duty and high load capacity.
4. Modular scheme and design for special conditions, adapting to the diverse needs.
5. 2 stage or 3 stage drive gearbox.
Parameters:
| Input Power | 7.05 KW-1066 KW |
| Output Speed | 15.5-267.1 rpm |
| Output Torque | 8000 N.m-66000 N.m |
| Transmission Ratio | 7.1-112 |
| Transmission Stage | 2-3 Stage |
Applications:
Crushing, Mixing, Building Materials, Lifting, Bulk Material Handling, Chemical, Food Processing, Wood, Paper, and Environmental Protection Industries.
Installation:
Mounting Type: Horizontal Mounting, Vertical Mounting, Upright Mounting
Installation Method: Foot Mounted, Torque Arm Mounted
Lubrication:
Selecting the appropriate lubrication method according to the lubricating oil level.
Lubrication method:
Splash lubrication – Low oil level (Horizontal Mounting)
Immersion lubrication – High oil level (Vertical Mounting, Upright Mounting)
Our company :
AOKMAN was founded in 1982, which has more than 36 years in R & D and manufacturing of gearboxes, gears, shaft, motor and spare parts.
We can offer the proper solution for uncountable applications. Our products are widely used in the ranges of metallurgical, steel, mining, pulp and paper, sugar and alcohol market and various other types of machines with a strong presence in the international market.
AOKMAN has become a reliable supplier, able to supply high quality gearboxes.With 36 years experience, we assure you the utmost reliability and security for both product and services.
Customer visiting:
Our Services:
| Pre-sale services | 1. Select equipment model. |
| 2.Design and manufacture products according to clients’ special requirement. | |
| 3.Train technical personal for clients | |
| Services during selling | 1.Pre-check and accept products ahead of delivery. |
| 2. Help clients to draft solving plans. | |
| After-sale services | 1.Assist clients to prepare for the first construction scheme. |
| 2. Train the first-line operators. | |
| 3.Take initiative to eliminate the trouble rapidly. | |
| 4. Provide technical exchanging. |
If you have specific parameters and requirement for our gearbox, customization is available. /* 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: | Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Layout: | Expansion |
| Gear Shape: | Cylindrical Gear |
| Step: | Three-Step |
| Customization: |
Available
| Customized Request |
|---|
Maintenance Tips to Prolong the Lifespan of Helical Gearboxes
Proper maintenance is essential to ensure the longevity and optimal performance of helical gearboxes. Here are some maintenance tips:
- Regular Inspections: Conduct routine visual inspections to check for any signs of wear, damage, or oil leakage. Detecting issues early can prevent further damage.
- Lubrication: Follow the manufacturer’s recommendations for lubrication intervals and use the correct type of lubricant. Proper lubrication reduces friction and wear between gear teeth.
- Cleanliness: Keep the gearbox environment clean and free from contaminants that could enter the gearbox and affect its performance.
- Tighten Fasteners: Check and tighten any loose fasteners or mounting bolts to ensure the gearbox remains securely in place.
- Alignment: Properly align the gearbox with connected equipment to prevent excessive loads and wear on the gear teeth.
- Temperature Monitoring: Monitor the operating temperature of the gearbox. Excessive heat can lead to premature wear and reduced efficiency.
- Vibration Analysis: Regularly analyze gearbox vibration levels to detect any unusual vibrations that might indicate issues with gear meshing or other components.
- Seal Integrity: Ensure that seals and gaskets are in good condition to prevent oil leakage and contamination.
- Load Considerations: Avoid overloading the gearbox beyond its specified capacity. High loads can accelerate wear and damage.
By following these maintenance practices, you can extend the lifespan of helical gearboxes and minimize the risk of unexpected failures. Regular maintenance not only reduces downtime and repair costs but also contributes to the efficient and reliable operation of equipment.
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.
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 2024-04-24
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 OEM Pre-Stage PC080 Helical Gearbox Unit Helical Geared Motors supplier
Product Description
Features:
1.Made of high quality aluminium alloy gear reducer,die-cast,non-rusting,convenient to be mounted with worm gearboxes & motors as as to achieve the required speed ratio.
2.Fitting the pre-stage helical module on the main reduction unit is easily done as for any motor of type B14.
3.The PC construction is modular and therefore it can be as a separte unit mounted on any type of fitted geared motor(PAM).
Technical data:
1.Four types manufactured:PC063,PC071,PC080,PC090
2.Speed ratio range:1:2.43—1:3
3.Model: PC063/PC071/PC080/PC090
Quality control
(1) Quality guarantee: 1 year
(2) Certificate of quality: ISO9001,CCC and CE
(3) Every product must be tested before sending
Technical performance and selection reference
| Model | P | D | D* | P1 |
| PC063 | 105 | 11 | 14 | 140(63B5) |
| PC071 | 120 | 14 | 19 | 160(71B5) |
| PC080 | 160 | 19 | 24/28 | 200(80B5) |
| PC090 | 160 | 24 | 19/28 | 200(90B5) |
Note recommendations
To install the reduction unit it is necessary tonote the following recommendations:
1. Check the correct direction of rotation of thereduction unit output shaft before fitting the unit tothe machine.
2. Before mount with the prime moveanddevice,please check the reducers every axiadiameter, aperture,key and key slot,
to be theirdimensions are not deviation, and avoidassembaurtoo tight or too loose, unless it wilinfluence the reducer’s performance.
3. The mounting on the machine must be stableto avoid anv vibration.
4.Whenever possible,protect the reductiorunit against solar radiation and bad weather.
5.In the case of particularly lengthy periods ofstorage (4-6 months), if the oil seal is not immersedin the lubricant inside the unit.
It is recommended tochange it since the rubber could stick to the shaft ormay even have lost the elasticity it needs to functionproperly.
6.Painting must definitely not go over rubberparts and the holes on the breather plugs, if any.
7.When connect with hollow or CZPT shaftplease grease the joint to avoid lock or oxidation.
8.Check the correct level of the lubricantthrough the indicator, if there is one.
9. Starting must take place gradually, withoutimmediately applying the maximum load
10. Supporting unit is required when usingvarious of reducer matched with motor directiy andthe wsight of motor is a little bigger than common.
11 .Ensure the motor cools correctly byassuring good passage of air from the fan side.
12. In the case of ambient temperatures+40°C call the Technical Service.
/* 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, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Cycloidal |
| Samples: |
US$ 59/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Using Helical Gearboxes for Speed Reduction and Speed Increase
Yes, helical gearboxes can be used for both speed reduction and speed increase in various applications. The design of helical gears allows them to transmit motion and power between non-parallel shafts while changing the rotational speed.
Speed Reduction: When the driving gear (pinion) has fewer teeth than the driven gear, the gear ratio leads to speed reduction. This is commonly used in applications where the input speed needs to be decreased while increasing the output torque. For example, helical gearboxes are often employed in conveyor systems to reduce the speed of the motor while maintaining sufficient torque to move heavy loads.
Speed Increase: Helical gearboxes can also achieve speed increase by having the driving gear (pinion) with more teeth than the driven gear. This configuration is less common but can be used to increase the output speed while sacrificing some torque. Speed increase applications are typically seen in scenarios where higher speeds are required, such as in certain types of machinery or industrial processes.
It’s important to note that while helical gearboxes can perform both speed reduction and speed increase, the specific gear ratios and configurations need to be carefully chosen to ensure efficient and reliable operation for the intended application.
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.
Advantages of Helical Gearboxes in Industrial Applications
Helical gearboxes offer several advantages that make them well-suited for a wide range of industrial applications. Here are some of the key advantages:
- Smooth and Quiet Operation: The helical design of the gears results in gradual tooth engagement, reducing noise and vibration during operation. This makes helical gearboxes ideal for applications where noise reduction is important.
- High Efficiency: Helical gears provide a larger contact area compared to straight-cut gears, leading to improved power transmission efficiency. The gradual engagement of teeth also reduces energy losses due to friction.
- Higher Load Capacity: The helical angle allows for multiple teeth to be engaged simultaneously, distributing the load across a larger area. This results in higher load-carrying capacity and increased durability of the gearbox.
- Compact Design: Helical gearboxes can achieve high gear ratios with fewer gear stages, leading to a more compact overall design. This is advantageous in applications where space is limited.
- Wide Range of Ratios: Helical gearboxes can achieve a wide range of gear ratios, making them versatile for various speed and torque requirements.
- Less Backlash: The gradual tooth engagement of helical gears results in reduced backlash, which is the play between gear teeth. This leads to improved accuracy and positioning in applications that require precise motion control.
- Heat Dissipation: The helical design allows for better heat dissipation due to the continuous contact between gear teeth. This is beneficial in high-speed applications where heat generation can be a concern.
- Highly Customizable: Helical gearboxes can be customized to meet specific application requirements, including input and output configurations, gear ratios, and mounting options.
Overall, the advantages of helical gearboxes make them a popular choice in industries such as manufacturing, automation, robotics, material handling, and more.
editor by CX 2024-04-16
China supplier Saf Series B5 Flange Mounted Helical-Worm Gear Box with Variable Frequency Braking Motor with Flange Connection gearbox design
Product Description
SAF Series B5 Flange Mounted Helical-Worm Gear Box with Variable Frequency Braking Motor with Flange Connection
S series: right-angle speed reduction gearing composed by helical gears, worms, and gears, optimized and designed according to international standard.
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.
They are widely used in various low-speed transmissions, which are general basic parts of mechanical transmission.The gear ratios afforded by the helical-worm gear stage and the low noise levels during operation make these gear motor ideal low-cost solutions for simple applications.
Technical data
| Product Name | SAF Series B5 Flange Mounted Helical-Worm Gear Box with Variable Frequency Braking Motor with Flange Connection |
| Power | 0.12kw-30kw |
| Torque | 1.4N · m ~ 23200N · m |
| Output speed | 0.06 ~ 374r/min |
| Gear material | 20CrMnTi alloy steel |
| Gear Processing | Grinding finish by HOFLER Grinding Machines |
| Noise Test | Below 65dB |
| Brand of bearings | C&U bearing, ZWZ,LYC, HRB, CZPT ,etc |
| Brand of oil seal | NAK or other brand |
| Temp. rise (MAX) | 40ºC |
| Temp. rise (Oil)(MAX) | 50ºC |
| Vibration | ≤20µm |
| Housing hardness | HBS190-240 |
| Surface hardness of gears | HRC58°~62 ° |
| Gear core hardness | HRC33~40 |
| Machining precision of gears | 5 Grade |
| Lubricating oil | GB L-CKC220-460, Shell Omala220-460 |
| Heat treatment | Carburizing, Quenching etc |
| Efficiency | 95%~96% (depends on the transmission stage) |
| Installation type and output mode | Bottom seated type flange type installation, solid,hollow shaft output. |
| Input mode | Direct motor, shaft input and connecting flange input |
| Input Method | Flange input(AM), shaft input(AD), inline AC motor input, or AQA servo motor |
Detailed Photos
Company Profile
< ABOUT TILI
HangZhou Tili Reducer Co, Ltd has been committed to provide High-quality hardensurface extruder gearbox since established In 2003.
Since its establishment, we always been committed to creating High-quality products in the field of transmission in China and is determined to enter the global market the high-end market of the mechanical industry is based on technology, and industry serves the country. We have strong research and development capabilities and professional production team and elite salesteam have continuously innovated, we specialize in Planetary reducer, 4 series (R, K, F, S) reducers, CZPT series single screw extruder reducer, DJYG series high torque extruder reducer, cycloidal reducer, sell well in Europe, USA, Japan, India, Brazil, Southeast Asia etc.
Relying on the 20 years of industry accumulation, we hold our company’s vision of “sustainable operation”, based on quality and service, in the global competitive environment, we strive to meet customers’ quality requirements and strive for stable growth and strive for excellence.
Adhere to the principle of integrity, grow together with customers, and share with employees.
We’re pleased to get your inquiry and we will reply you as soon as possible. We stick to the principle of “Quality first, service first, continuous improvement and innovation to meet the customers” for the management and “Zero defect, zero complaints” as the quality objective.
< WORKSHOP
< QUALITY CONTROL
Certifications
Packaging & Shipping
Installation Instructions
FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of reducer.
Q 2:Can you do OEM?
A:Yes, we can. We can do OEM for all the customers .if you want to order NON-STANDERD speed reducers,pls provide Drafts, Dimensions, Pictures and Samples if possible.
Q 3: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 4: Do you have inspection procedures for reducer?
A:100% self-inspection before packing.
Q 5: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
Q 6:How to choose a gearbox? What if I don’t know which gear reducer I need?
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. Don’t worry, Send as much information as you can, our team will help you find the right 1 you are looking for.
Q 7: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, Size , Transmission Ratio, input and output type, input flange, mounting position, motor information and shaft deflection etc. b)Housing color.c) Purchase quantity. d) Other special requirements
Q 8:What is the payment term?
A:You can pay via T/T(30% in advance as deposit before production +70% before delivery
/* 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 |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
| Layout: | Vertical Axis Output |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Three-Step |
| 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.
Impact of Thermal Expansion on Helical Gearbox Performance
Thermal expansion can significantly affect the performance of helical gearboxes due to changes in dimensions and clearances caused by temperature variations. Here’s how it impacts:
1. Misalignment: Temperature changes can lead to differential expansion of gearbox components. This can result in misalignment of gears, shafts, and bearings, leading to increased friction, noise, and reduced efficiency.
2. Lubrication: Thermal expansion can alter the clearances within the gearbox, affecting the distribution and viscosity of the lubricating oil. Inadequate lubrication due to temperature-induced changes can result in increased wear and premature failure.
3. Gear Tooth Engagement: Temperature fluctuations can cause gear teeth to expand or contract, affecting the meshing engagement and load distribution. Inconsistent gear tooth contact can lead to uneven wear and reduced gear life.
4. Bearing Performance: Bearings in helical gearboxes are sensitive to temperature changes. Excessive heat can lead to reduced bearing life, increased friction, and potential seizure, affecting overall gearbox performance.
5. Noise and Vibration: Thermal expansion can lead to changes in gear and component clearances, resulting in altered vibration patterns and increased noise levels. This can impact the comfort of the system and indicate potential issues.
6. Material Fatigue: Repeated cycles of thermal expansion and contraction can lead to material fatigue and stress accumulation, reducing the overall lifespan of gearbox components.
Managing Thermal Effects: Manufacturers design helical gearboxes with considerations for thermal expansion, using materials with low coefficients of thermal expansion and incorporating features like expansion joints or thermal isolators. Proper lubrication, monitoring temperature, and maintaining consistent operating conditions are also crucial in mitigating thermal expansion effects.
Understanding and managing the impact of thermal expansion is essential to maintain the performance, efficiency, and durability of helical gearboxes.
Handling High Torque and Heavy Loads in Helical Gearboxes
Helical gearboxes are well-suited for handling high torque and heavy loads due to their unique design and meshing characteristics:
- Helical Teeth: The helical shape of the gear teeth allows for gradual and continuous contact between the teeth during meshing. This results in smoother load distribution and reduced impact forces, making helical gears capable of handling heavy loads.
- Multiple Tooth Contact: Helical gears have multiple teeth in contact at any given time, spreading the load over a larger area of gear teeth. This helps to distribute the load evenly and prevent localized wear and stress concentrations.
- Increased Tooth Strength: The inclined orientation of helical gear teeth increases the tooth width, leading to greater tooth strength and improved load-carrying capacity.
- Bearings and Shaft Design: The gearbox housing is designed to support heavy loads and provide proper alignment for the shafts and bearings. High-quality bearings and shafts help distribute the load and reduce wear.
- Lubrication: Adequate lubrication is crucial to minimize friction and heat generation between gear teeth. Proper lubrication also helps to dissipate heat generated by the heavy loads.
- Material Selection: High-strength materials with good wear resistance properties are chosen for helical gears to ensure they can withstand the demands of heavy loads.
Overall, the gradual engagement of helical gear teeth and their ability to handle multiple tooth contact positions them as a reliable choice for applications that require high torque and can handle heavy loads. Engineers carefully design helical gearboxes to ensure they can withstand the stresses imposed by the application’s specific requirements.
editor by CX 2024-04-10
China supplier High Torque Helical R Series China Hot Sale Marine Transmission Gearbox Parts Conveyor Geared Motor Helical Gearbox gearbox definition
Product Description
High Torque Helical R Series China Hot Sale Marine Transmission Gearbox Parts Conveyor Geared Motor helical gearbox
< ABOUT TILI
Technical data
| Product Name |
High Torque Helical R Series China Hot Sale Marine Transmission Gearbox Parts Conveyor Geared Motor helical gearbox |
| Power | 0.12KW~160KW |
| Torque | 1.4N · m ~ 36600N · m |
| Output speed | 0.06 ~ 1090r/min |
| Gear material | 20CrMnTi alloy steel |
| Gear Processing | Grinding finish by HOFLER Grinding Machines |
| Noise Test | Below 65dB |
| Brand of bearings | C&U bearing, ZWZ,LYC, HRB, CZPT ,etc |
| Brand of oil seal | NAK or other brand |
| Temp. rise (MAX) | 40ºC |
| Temp. rise (Oil)(MAX | 50ºC |
| Vibration | ≤20µm |
| Housing hardness | HBS190-240 |
| Surface hardness of gears | HRC58°~62 ° |
| Gear core hardness | HRC33~40 |
| Machining precision of gears | 5 Grade |
| Lubricating oil | GB L-CKC220-460, Shell Omala220-460 |
| Heat treatment | Carburizing, Quenching etc |
| Efficiency | 95%~96% (depends on the transmission stage) |
| Bearing output mode | parallel output |
| Installation type and output mode | Bottom seated type flange type installation, solid,hollow shaft output. |
| Input mode | Direct motor, shaft input and connecting flange input |
| Input Method | Flange input(AM), shaft input(AD), inline AC motor input, or AQA servo motor |
Installation Instructions
Company Profile
< WORKSHOP
< QUALITY CONTROL
Certifications
Packaging & Shipping
FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of reducer.
Q 2:Can you do OEM?
A:Yes, we can. We can do OEM for all the customers .if you want to order NON-STANDERD speed reducers,pls provide Drafts, Dimensions, Pictures and Samples if possible.
Q 3: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 4: Do you have inspection procedures for reducer?
A:100% self-inspection before packing.
Q 5: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
Q 6:How to choose a gearbox? What if I don’t know which gear reducer I need?
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. Don’t worry, Send as much information as you can, our team will help you find the right 1 you are looking for.
Q 7: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, Size , Transmission Ratio, input and output type, input flange, mounting position, motor information and shaft deflection etc. b)Housing color.c) Purchase quantity. d) Other special requirements
Q 8:What is the payment term?
A:You can pay via T/T(30% in advance as deposit before production +70% before delivery
/* 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, Industrial Automation Equipment, Chemical Industry |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction |
| Layout: | Coaxial |
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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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.
Helical Gearboxes and Energy Efficiency
Helical gearboxes play a significant role in enhancing energy efficiency in various industrial processes. Their design and operating characteristics contribute to improved efficiency and reduced energy consumption. Here’s how helical gearboxes achieve energy efficiency:
- Helical Gear Meshing: Helical gears have inclined teeth that engage gradually, resulting in smoother and quieter meshing compared to other gear types. This smoother engagement reduces impact and friction losses, leading to higher efficiency and lower energy consumption.
- Load Distribution: Helical gears distribute the load across multiple teeth due to their helix angle. This even load distribution minimizes stress concentrations and prevents premature wear, ensuring efficient power transmission and reducing the need for frequent maintenance.
- Efficient Power Transmission: The inclined tooth profile of helical gears allows for more teeth to be in contact at any given time. This increased contact area improves power transmission efficiency by reducing sliding friction and minimizing energy losses.
- Reduced Vibration: The helical tooth engagement minimizes vibration and noise levels, which can be particularly advantageous in applications that require precise and stable operation. Reduced vibration translates to lower energy losses and increased overall efficiency.
- Optimized Gear Design: Engineers can fine-tune helical gear designs by adjusting parameters such as helix angle, number of teeth, and gear materials. This optimization process helps tailor the gearbox for specific applications, ensuring optimal efficiency and minimal energy wastage.
- Lubrication and Cooling: Proper lubrication and cooling strategies are crucial for maintaining efficiency. Helical gears benefit from efficient lubrication due to their continuous tooth engagement, which helps reduce friction and wear, further enhancing energy efficiency.
- Advanced Manufacturing: Modern manufacturing techniques enable precise production of helical gears, ensuring tight tolerances and accurate tooth profiles. This manufacturing precision contributes to minimal energy losses during gear operation.
Overall, helical gearboxes excel in energy efficiency by combining smoother tooth engagement, even load distribution, reduced vibration, and optimized designs. Their ability to transmit power efficiently and reliably makes them a preferred choice for industrial processes where energy conservation is a priority.
Advantages of Helical Gearboxes in Industrial Applications
Helical gearboxes offer several advantages that make them well-suited for a wide range of industrial applications. Here are some of the key advantages:
- Smooth and Quiet Operation: The helical design of the gears results in gradual tooth engagement, reducing noise and vibration during operation. This makes helical gearboxes ideal for applications where noise reduction is important.
- High Efficiency: Helical gears provide a larger contact area compared to straight-cut gears, leading to improved power transmission efficiency. The gradual engagement of teeth also reduces energy losses due to friction.
- Higher Load Capacity: The helical angle allows for multiple teeth to be engaged simultaneously, distributing the load across a larger area. This results in higher load-carrying capacity and increased durability of the gearbox.
- Compact Design: Helical gearboxes can achieve high gear ratios with fewer gear stages, leading to a more compact overall design. This is advantageous in applications where space is limited.
- Wide Range of Ratios: Helical gearboxes can achieve a wide range of gear ratios, making them versatile for various speed and torque requirements.
- Less Backlash: The gradual tooth engagement of helical gears results in reduced backlash, which is the play between gear teeth. This leads to improved accuracy and positioning in applications that require precise motion control.
- Heat Dissipation: The helical design allows for better heat dissipation due to the continuous contact between gear teeth. This is beneficial in high-speed applications where heat generation can be a concern.
- Highly Customizable: Helical gearboxes can be customized to meet specific application requirements, including input and output configurations, gear ratios, and mounting options.
Overall, the advantages of helical gearboxes make them a popular choice in industries such as manufacturing, automation, robotics, material handling, and more.
editor by CX 2024-04-09
China factory Inline Helical Gearbox supplier
Product Description
Starshine Drive NCJ Series Helical Geared Motor
Features:
- High efficiency and energy saving: low energy, low noise, small vibration, low temperature rise, wide output speed, and high efficiency: 92%-96%.
- With wide variable range of voltage and frequency motor from 20HZ to 60HZ, and voltage from 320V to 420V.
- Modular design with strong interchangeability.
- Iron or aluminum casting house, good rigidity, high strength and excellent heat-loss.
- Advanced design: gear pair processed by carburizing and quenching heat treatment, and unique low noise gear tooth design to ensure the service life.
- Free maintenance: special lubrication to guarantee normal running for 20,000 hours without oil replacement;
- Easy replacement: can replace cycloid gearbox and upgrade product
Technical parameters
| Type | Old Type | Output Torque | Output Shaft Dia. |
| SNR02 | NCJ02 | 130N.m | φ22 |
| SNR03 | NCJ03 | 250N.m | φ28 |
| SNR04 | NCJ04 | 500N.m | φ32 |
| SNR05 | NCJ05 | 750N.m | φ40 |
| SNRW03Y | NCJT03Y2 | 250N.m | φ35 |
| SNRL04Y | NCJF04Y2 | 450N.m | φ35 |
About CZPT Drive
ZheJiang CZPT Drive Co.,Ltd(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 products are 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 , CZPT 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.
Team
Quality Control
Quality:Insist on Improvement,Strive for CZPT With the development of equipment manufacturing indurstry,customer never satirsfy with the current quality of our products,on the contrary,wcreate the value of quality.
Quality policy:to enhance the overall level in the field of power transmission
Quality View:Continuous Improvement , pursuit of CZPT
Quality Philosophy:Quality creates value
3. Incoming Quality Control
To establish the AQL acceptable level of incoming material control, to provide the material for the whole inspection, sampling, immunity. On the acceptance of qualified products to warehousing, substandard goods to take return, check, rework, rework inspection; responsible for tracking bad, to monitor the supplier to take corrective measures to prevent recurrence.
4. Process Quality Control
The manufacturing site of the first examination, inspection and final inspection, sampling according to the requirements of some projects, judging the quality change trend; found abnormal phenomenon of manufacturing, and supervise the production department to improve, eliminate the abnormal phenomenon or state
5. FQC(Final QC)
After the manufacturing department will complete the product, stand in the customer’s position on the finished product quality verification, in order to ensure the quality of customer expectations and needs.
6. OQC(Outgoing QC)
After the product sample inspection to determine the qualified, allowing storage, but when the finished product from the warehouse before the formal delivery of the goods, there is a check, this is called the shipment inspection.Check content:In the warehouse storage and transfer status to confirm, while confirming the delivery of the product is a product inspection to determine the qualified products.
Packing
Delivery
/* 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 |
| Installation: | Horizontal Type |
| Layout: | Coaxial |
| Gear Shape: | Helical Gear |
| Step: | Double-Step |
| Customization: |
Available
| Customized Request |
|---|
Comparison of Helical Gearboxes and Bevel Gearboxes
Helical gearboxes and bevel gearboxes are both widely used for power transmission in various industrial applications. Here’s a comparison of their performance:
- Gear Meshing: Helical gearboxes use helical gears with inclined teeth that gradually engage, resulting in smoother and quieter operation compared to the more abrupt engagement of straight-cut bevel gears.
- Efficiency: Helical gearboxes generally offer higher efficiency due to their helical gear design, which distributes loads evenly across the teeth. Bevel gearboxes can have slightly lower efficiency due to the sliding action of gear teeth during engagement.
- Load Capacity: Helical gearboxes can handle higher loads and torque due to the larger contact area of the gear teeth. Bevel gearboxes are suitable for moderate loads and applications where the direction of power transmission needs to be changed.
- Space Efficiency: Bevel gearboxes are often more compact and suitable for applications where space is limited and a change in direction is required. Helical gearboxes may require more space due to the parallel shaft arrangement.
- Noise and Vibration: Helical gearboxes generate less noise and vibration compared to straight-cut bevel gearboxes. Bevel gearboxes can be noisier, especially at higher speeds.
- Application: Helical gearboxes are commonly used in applications requiring smooth and efficient power transmission, such as conveyors, pumps, and mixers. Bevel gearboxes are preferred for applications where changes in direction are necessary, such as in automotive differentials and printing presses.
Ultimately, the choice between helical and bevel gearboxes depends on the specific requirements of the application, including load capacity, space constraints, efficiency goals, and the need for directional changes in power transmission.
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.
Noise and Vibration Levels in Helical Gearboxes
Helical gearboxes are known for their relatively low noise and vibration levels compared to some other types of gears. However, there are still certain factors that can influence the noise and vibration levels in helical gear systems:
- Helix Angle: The helix angle of helical gears helps to distribute the load over multiple teeth, reducing impact forces and resulting in smoother meshing. This contributes to lower noise and vibration levels.
- Precision Manufacturing: High-precision manufacturing processes can ensure better gear tooth geometry and minimize irregularities that could lead to noise and vibration.
- Lubrication: Proper lubrication is crucial for reducing friction and damping vibrations between gear teeth. Insufficient or improper lubrication can lead to increased noise levels.
- Alignment: Proper alignment of gears is essential to minimize misalignment-induced noise and vibration. Misalignment can cause uneven tooth contact and lead to increased noise and vibration.
- Load Distribution: Helical gears distribute loads over multiple teeth, which helps in reducing localized stresses and vibrations that could cause noise.
- Material Quality: High-quality materials with good damping properties can help absorb vibrations and reduce noise transmission.
- Operating Conditions: Factors such as operating speed, load, temperature, and gear backlash can influence noise and vibration levels.
Overall, helical gearboxes are designed to provide smoother and quieter operation compared to other gear types. However, the noise and vibration levels can still vary based on design, manufacturing quality, and operational factors. Engineers can optimize gear design and operating conditions to achieve the desired noise and vibration characteristics for specific applications.
editor by CX 2024-04-09
China Custom Customized Double Screw Barrel Gearbox for Granule Production supplier
Product Description
Overview
Product Description
Wide Selection of Gearbox Products
The gearbox usually adopts a general design scheme, but in special cases, the design scheme of the gearbox can be changed according to the demands of the user, and it can be modified into an industry-specific gearbox. In the design scheme of the gearbox, the parallel shaft, vertical shaft, general box, and various parts can be changed
Advantages
- Absorption of very high torques and axial forces
- No need for separate thrust housing & bearing.
- Easy alignment (screw directly fits into the vore of gear box)
- Easy to assemble & dismantle.
- Very heavy duty spherical roller thrust bearing is provided.
- Power saving. (you may save up to 20 % power.)
- Less requirement of space.
- For bigger sizes water cooling is provided
- No maintenance required except periodic oil level checking.
- Higher productivity
Features
- Twin Screw Extruder Gearboxes offer the dual shaft counter rotating. The range is available for various center distances
- The gearboxes are available with co-rotating and counter rotating variants
- To work under heavy loading force, the high level dissipation and oil lubrication system are provided. The axial roller type swivel thrust with the thrust bearing coupled in tandem way support the axial thrust
- High torque and high speed output rate
Processing Characteristics of Screw Shaft:
1.Suitable suggestion on material to ensure components performance and extend lifetime of products.
2.Professional technical team can provide surveying and mapping support.
3.All components are finished by CNC machine.
4.Sophisticated quality management system ensure superior quality.
Basic Info.
| Warranty: 1 year | Weight (KG): 500 KG |
| Place of Origin: HangZhou, China |
Gearing Arrangement: helical |
| ratio: 8-20 |
Output Torque: 2*176 |
| standard: JB/T8853-2001 |
Certificate: CE |
| Heat treatment: High-frequency Hardening |
Efficiency: 94%~98%(depends on the transmission stage) |
| Customized support:OEM ODM | Input/output shaft material 40Cr |
| Package: Wooden case |
Mount position: Flange, hollow shaft, CZPT shaft |
| After-sale:Online 24/7 Installation Xihu (West Lake) Dis. | advantage: excellent quality |
| Reduction radio: 3:1 |
Mount Position: Horizontal Foot Mounted Vertical |
| Input Speed: 1500 |
Output Speed: 500 |
Packaging & delivery
|
Packing: wooden case packing |
|
| Port: HangZhou Port |
Applications
X helical gear units for double-screw extruders with parallel drive shafts and the same direction of screw rotation are used mainly in the manufacture of granulates and the refining of raw plastics. Other areas of application include:
- Paint and lacquer industry
- Washing agent industry
- Foodstuff industry (e.g. bread, pasta)
- Animal-feed industry (dog, cat other animal food
Maintenance of the gearbox of the dual-screw extruder
1. The gear box of the dual-screw extruder should be well-ventilated, and the working environment temperature should be within the range of 5-35 °C.
2. Always check the oil quantity of the gear lubricating oil in the box to ensure that the transmission parts in the box are well lubricated.
3. Pay attention to check the bearing parts of the box frequently. The oil temperature of the oil tank of the transmission box should not exceed 70 ºC during operation.
4. The newly put into use gearbox needs to replace the lubricating oil after 250 hours of operation. The oil change time depends on the state of the oil. It is recommended to replace it after 4000-8000 hours of operation or once a year.
5. The gearbox of the dual-screw extruder needs to be regularly maintained and inspected once a year
Operating Process
1. The gear on the input shaft is driven by the motor and starts to rotate.
2. The rotating input gear meshes with other gears inside the gearbox, transmitting power.
3. Different-sized gears within the gearbox are combined to form a gear train. Through continuous meshing and rotation, the high-speed, low-torque power from the input shaft gradually converts into low-speed, high-torque output.
4. The output shaft is connected to the last gear and transfers the output torque to the load.
5. Gear reduction gearboxes typically include lubrication and cooling systems to ensure smooth operation and prevent overheating and damage.
6. Our extruder gearbox converts high-speed, low-torque power into low-speed, high-torque output by changing the size ratios and meshing arrangements of different gears, achieving the function of speed reduction.
Types of Gearboxes:
Based on customer requirements, gear reduction gearboxes can be classified according to the size of the output shaft, center distance of the output shaft, output speed, and torque. Alternatively, we can provide several commonly used types of gearboxes for customers to choose from.
Product Service
|
24-hour Hotline
No matter when and where to call we can find our service to you.
|
Pre-sales Consultation
We have 5 sales people online, and whether you have any question can be solved through online communication. |
After-sales Services
Receive products have any questions about the product, can look for us,we will help you deal with the the first time,to your satisfaction. |
Exhibition
Certificate
Company profile
ZheJiang Arrow Machinery Co., Ltd.is a company specializing in R&D, production, sales, application promotion of food engineering projects. As 1 of the largest scaled food processing equipment &whole plant engineering problem solvers in China, machines served for more than 970 companies, export to 116 countries, area, more than 20 years engineering team, we recognize that quality equals value, aims to create a great future together with global customers.
FAQ
1. Q: How about Arrow Machinery?
R: ZheJiang Arrow Machinery Co., Ltd. is a High-Tech company. Our firm is composed of a strong
team which has substantial experience in R&D, manufacture, technique and sales service and has
specialized in extruder industry for 10 years,leading screw barrel manufacturer in China.
2. Q:What’s Arrow machinery’s capacity?
R:Company is in strict accordance with CE and ISO9001 quality certification system.There are over 200
models of extruders and spare parts.
3. Q:What’s the delivery time?
R:For regular size, we have finished stock and semi-finished stock, 2 weeks max enough
for customized, normally within 20days .
4. Q:How about the gearbox quality and price?
R: top quality in China with competitive price and globle after-sale service
5. Q:what’s the life time and guarantee buy from Arrow machinery ?
R: 3~5years life time for nitriding ones and bimtallic ones will be longer
One year min. Guarantee.
6.Q:Where is Arrow Machinery factory and how to reach there?
R:NO.47 Chengbohu Road, Xihu (West Lake) Dis. District,HangZhou City, China. You can take the train or plane to HangZhou and we can pick you up.
7.Q:How to contact with you?
R:just reply to me if have any question.
/* 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 |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Coaxial |
| Samples: |
US$ 3600/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
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.
Handling High Torque and Heavy Loads in Helical Gearboxes
Helical gearboxes are well-suited for handling high torque and heavy loads due to their unique design and meshing characteristics:
- Helical Teeth: The helical shape of the gear teeth allows for gradual and continuous contact between the teeth during meshing. This results in smoother load distribution and reduced impact forces, making helical gears capable of handling heavy loads.
- Multiple Tooth Contact: Helical gears have multiple teeth in contact at any given time, spreading the load over a larger area of gear teeth. This helps to distribute the load evenly and prevent localized wear and stress concentrations.
- Increased Tooth Strength: The inclined orientation of helical gear teeth increases the tooth width, leading to greater tooth strength and improved load-carrying capacity.
- Bearings and Shaft Design: The gearbox housing is designed to support heavy loads and provide proper alignment for the shafts and bearings. High-quality bearings and shafts help distribute the load and reduce wear.
- Lubrication: Adequate lubrication is crucial to minimize friction and heat generation between gear teeth. Proper lubrication also helps to dissipate heat generated by the heavy loads.
- Material Selection: High-strength materials with good wear resistance properties are chosen for helical gears to ensure they can withstand the demands of heavy loads.
Overall, the gradual engagement of helical gear teeth and their ability to handle multiple tooth contact positions them as a reliable choice for applications that require high torque and can handle heavy loads. Engineers carefully design helical gearboxes to ensure they can withstand the stresses imposed by the application’s specific requirements.
editor by CX 2024-04-08
China best Aluminium Industrial Wk Series 90 Degree Bevel Helical Geared Gearbox Motor supplier
Product Description
Why Choose Us
Product Details
|
Type |
Helical Bevel Gearbox / Reducer |
|
Model |
WK37~WK187 |
|
Mounting Position |
Flange, hollow shaft, CZPT shaft |
|
Efficiency |
94%~98%(depends on the transmission stage) |
|
Material |
Housing: HT250 high strength cast iron |
|
Gear: 20CrMnTi |
|
|
Surface hardness of gears |
HRC58~62 |
|
Input/output shaft material |
40Cr |
|
Machining precision of gears |
Accurate grinding, 6 grade |
|
Warranty |
1 Year |
|
Input Power |
0.09kw,0.18kw,1.1KW,1.5KW,2.2KW,3KW,4KW,5.5KW,7.5KW, 11Kw and so on. |
|
Usages |
Industrial Machine: Food Stuff, Ceramics, CHEMICAL, Packing, Dyeing, Wood working, Glass. |
|
IEC Flange |
IEC standard flange |
|
Lubricant oil |
Gear oil |
Company Profile
Exhibition
Customized Service
Certificate&Honor
Customer Comments
FAQ
1. How to choose a gearbox which meets our requirement?
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.
2. What information shall we give before placing a purchase order?
a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor information etc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.
3. What industries are your gearboxes being used?
Our gearboxes are widely used in the areas of textile, food processing, beverage, chemical industry,
escalator,automatic storage equipment, metallurgy, tabacco, environmental protection, logistics and etc.
4. Do you sell motors?
We have stable motor suppliers who have been cooperating with us for a long-time. They can provide motors
with high quality.
/* 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(/(.*?):(.*)$/))&&1
| Application: | Motor, Machinery, Agricultural Machinery |
|---|---|
| Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Step: | Three-Step |
| Customized Support: | OEM, ODM |
| Samples: |
US$ 200/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Comparison of Helical Gearboxes and Bevel Gearboxes
Helical gearboxes and bevel gearboxes are both widely used for power transmission in various industrial applications. Here’s a comparison of their performance:
- Gear Meshing: Helical gearboxes use helical gears with inclined teeth that gradually engage, resulting in smoother and quieter operation compared to the more abrupt engagement of straight-cut bevel gears.
- Efficiency: Helical gearboxes generally offer higher efficiency due to their helical gear design, which distributes loads evenly across the teeth. Bevel gearboxes can have slightly lower efficiency due to the sliding action of gear teeth during engagement.
- Load Capacity: Helical gearboxes can handle higher loads and torque due to the larger contact area of the gear teeth. Bevel gearboxes are suitable for moderate loads and applications where the direction of power transmission needs to be changed.
- Space Efficiency: Bevel gearboxes are often more compact and suitable for applications where space is limited and a change in direction is required. Helical gearboxes may require more space due to the parallel shaft arrangement.
- Noise and Vibration: Helical gearboxes generate less noise and vibration compared to straight-cut bevel gearboxes. Bevel gearboxes can be noisier, especially at higher speeds.
- Application: Helical gearboxes are commonly used in applications requiring smooth and efficient power transmission, such as conveyors, pumps, and mixers. Bevel gearboxes are preferred for applications where changes in direction are necessary, such as in automotive differentials and printing presses.
Ultimately, the choice between helical and bevel gearboxes depends on the specific requirements of the application, including load capacity, space constraints, efficiency goals, and the need for directional changes in power transmission.
Impact of Thermal Expansion on Helical Gearbox Performance
Thermal expansion can significantly affect the performance of helical gearboxes due to changes in dimensions and clearances caused by temperature variations. Here’s how it impacts:
1. Misalignment: Temperature changes can lead to differential expansion of gearbox components. This can result in misalignment of gears, shafts, and bearings, leading to increased friction, noise, and reduced efficiency.
2. Lubrication: Thermal expansion can alter the clearances within the gearbox, affecting the distribution and viscosity of the lubricating oil. Inadequate lubrication due to temperature-induced changes can result in increased wear and premature failure.
3. Gear Tooth Engagement: Temperature fluctuations can cause gear teeth to expand or contract, affecting the meshing engagement and load distribution. Inconsistent gear tooth contact can lead to uneven wear and reduced gear life.
4. Bearing Performance: Bearings in helical gearboxes are sensitive to temperature changes. Excessive heat can lead to reduced bearing life, increased friction, and potential seizure, affecting overall gearbox performance.
5. Noise and Vibration: Thermal expansion can lead to changes in gear and component clearances, resulting in altered vibration patterns and increased noise levels. This can impact the comfort of the system and indicate potential issues.
6. Material Fatigue: Repeated cycles of thermal expansion and contraction can lead to material fatigue and stress accumulation, reducing the overall lifespan of gearbox components.
Managing Thermal Effects: Manufacturers design helical gearboxes with considerations for thermal expansion, using materials with low coefficients of thermal expansion and incorporating features like expansion joints or thermal isolators. Proper lubrication, monitoring temperature, and maintaining consistent operating conditions are also crucial in mitigating thermal expansion effects.
Understanding and managing the impact of thermal expansion is essential to maintain the performance, efficiency, and durability of helical gearboxes.
Helical Gearbox: Overview and Working Mechanism
A helical gearbox is a type of mechanical device used to transmit power and motion between rotating shafts. It employs helical gears, which are cylindrical gears with teeth that are cut at an angle to the gear axis. This design feature gives helical gearboxes their distinctive helical shape and provides several advantages in terms of efficiency, smoothness, and load-bearing capabilities.
The working mechanism of a helical gearbox involves the interaction of helical gears, which mesh together to transmit torque and motion. Here’s how it works:
- Gear Tooth Engagement: When power is applied to the input shaft of the gearbox, the helical gear on the input shaft meshes with the helical gear on the output shaft.
- Helical Angle: The helical angle of the gear teeth causes a gradual engagement between the teeth, resulting in a smooth and quiet meshing process compared to straight-cut gears.
- Torque Transfer: As the input gear rotates, it transfers rotational force (torque) to the output gear through the meshing of their helical teeth.
- Direction of Rotation: Depending on the arrangement of the helical gears, the output shaft’s direction of rotation can be the same as or opposite to that of the input shaft.
- Load Distribution: The helical design allows for multiple teeth to be engaged at any given moment, distributing the load more evenly across the gears. This results in higher load-carrying capacity and reduced wear on gear teeth.
- Efficiency: Helical gearboxes are known for their high efficiency due to the gradual tooth engagement and larger contact area, resulting in minimal energy loss as compared to other gear types.
Helical gearboxes find applications in various industries where smooth operation, high efficiency, and compact design are important. They are commonly used in machinery, conveyors, automotive transmissions, industrial equipment, and more.
editor by CX 2024-04-02
China high quality China Made Helical Speed Reducer Shaft Mounted Gearbox Paper Making supplier
Product Description
Detailed Images
Product Description
Enhanced Shaft-Mounted Gearbox Specifications
1. Versatile Output Hub Configuration
- Offers both standard and customized hubs with metric bores, accommodating a wide range of international standard shaft diameters for diverse industrial applications.
2. Superior Precision Gearing
- Utilizes computer-designed helical gears crafted from strong alloy steels, ensuring outstanding load capacity. Gears are case carburized for extended lifespan, with ground profile teeth featuring a CZPT tooth profile for optimal engagement. Manufactured to ISO 1328-1997 standards, achieving 98% efficiency per stage for unparalleled smooth and quiet operation with multiple teeth in mesh.
3. Robust Maximum Capacity Housing
- Constructed from close grain cast iron, this gearbox housing boasts exceptional vibration dampening and shock resistance. Precision bored and dwelled components guarantee precise in-line assembly, making it ideal for heavy-duty operations.
4. Durable Alloy Steel Shafts
- Crafted from hardened, strong alloy steel and ground on journals, gear seatings, and extensions to withstand the highest loads and torsional stresses. Features generously sized shaft keys to absorb shock loading, adhering to ISO quality standards for maximum reliability.
5. Reliable Backstops
- Available as optional parts, our anti-run back devices are compatible with all 13:1 and 20:1 ratio units, ensuring safety and reliability in reversing operations. Not recommended for 5:1 ratio units to maintain system integrity.
6. High-Quality Bearings and Seals
- Features bearings that are proportioned to support heavy loads, conforming to the ISO dimension plan for global availability. Oil seals are equipped with double-lipped garter springs, providing superior oil retention and protection against contaminants.
7. Enhanced Rubberized End Caps
- Self-sealing intermediate cover plates conform to standard ISO housing dimensions, offering additional protection and maintenance ease for demanding environments.
8. Adjustable Torque Arm Assembly
- Designed for effortless adjustment of the belt tension, simplifying installation and maintenance while enhancing system performance and longevity in heavy-duty applications.
Conclusion
This enhanced shaft-mounted gearbox is engineered to meet the rigorous demands of heavy-duty industrial applications, offering unmatched durability, efficiency, and versatility. With its superior design and components, it ensures reliable performance under the most challenging conditions, providing a robust solution for your power transmission needs.
*Here we only publish the drawing of the biggest size of SMR B we produce. For other sizes’ dimensions, please contact us online.
Packing & Delivery
Packaging Pictures of Worm Gear Reduce and Helical Geared Motor
Inner Packing: PP bag with carton;
Outer Packing: Carton boxes and wooden cases;
Leadtime: 20-30 days CZPT order confirm.
About Us
Welcome to CZPT Group, China’s leading gearbox manufacturer since 1976. Our journey, spHangZhou over 4 decades, has established us as a benchmark of CZPT in the power transmission industry.
We proudly made history in the 1980s by exporting the first China-made reducer and have since maintained our status as China’s top gearbox exporter.Today, we proudly export 70% of our products to more than 40 countries, including key markets like Italy, Germany, the USA, Spain, Brazil, Argentina, Turkey, and India.
Our extensive product range includes worm gear reducers, helical gearboxes, shaft-mounted reducers, helical bevel gearboxes, and slewing drives.These products are vital across various sectors, from industrial production equipment, power, and mining to metallurgy, agriculture, construction, and marine, as well as in the burgeoning clean energy sector.
Our team of experts, among the world’s best, upholds the highest standards for both standard and OEM products. Driven by innovation and cutting-edge technology, we prioritize quality and our customers’ needs. Our state-of-the-art facilities, equipped with the latest machinery and a team of seasoned professionals, ensure consistent quality and impressive daily output. We’re proud to produce 4,000 units daily, totaling over 1.2 million units annually.
We cordially invite you to visit us and witness first hand why CZPT Group is the gem of China’s gearbox manufacturing. Seeing is believing, and we eagerly anticipate demonstrating our expertise and craftsmanship. Join us in driving the future forward.
/* 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: | Motorcycle, Machinery, Marine |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Layout: | Parallel |
| Gear Shape: | Bevel Gear |
| Step: | Double-Step |
| Customization: |
Available
| Customized Request |
|---|
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.
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.
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 2024-03-29