Product Description
K187 gear reducer motor 45KW 55KW 90 degree high quality helical bevel gear
Product Description
Product Description
-K Series Helical Bevel Gearbox
K series gear reducer, manufactured according to international technical requirements, has a high scientific and technological content; Space saving, reliable and durable, high overload capacity, power up to 132KW; Low energy consumption, superior performance, reducer efficiency up to 95%
It is designed and manufactured on the basis of module combination system. There are a lot of motor combinations, installation forms and structural schemes. The transmission ratio is classified carefully to meet different operating conditions and realize electromechanical integration.
High transmission efficiency, low energy consumption and superior performance.
Reinforced high rigid cast iron box; The hardened gear is made of high-quality alloy steel. Its surface is carburized, quenched and hardened, and the gear is finely ground. It features stable transmission, low noise, large bearing capacity, low temperature rise, and long service life. Performance and characteristics:
1. The gear is carburized and quenched with high-quality alloy, the hardness of the tooth surface is up to 60 ± 2hrc, and the grinding accuracy of the tooth surface is up to 5-6
2. The computer modification technology is used to pre modify the gear, which greatly improves the bearing capacity of the reducer
3. Complete modular structure design is adopted from the box to the internal gear, which is suitable for large-scale production and flexible selection
4. The standard reducer models are divided according to the form of decreasing torque. Compared with the traditional equal proportion division, they are more in line with customer requirements and avoid power waste
5. It is designed and manufactured by cad/cam to ensure the stability of quality
6. Multiple sealing structures are adopted to prevent oil leakage
7. Multi directional noise reduction measures to ensure the excellent low noise performance of the reducer
8. The installation mode of Liyi products is flexible, which makes it easy for customers to choose K57 reducer, K67 reducer, K77 reducer, K87 reducer, K97 reducer, KA87 reducer, KA97 reducer, KA107 reducer, KA127 reducer
Product Features
1. Input mode: Coupled motor, belted motor, input shaft or connection flange.
2. Output: Right angle
3. Compact structure. Rigid tooth face. Carrying greater torque, high loading capacity.
4.High precision gear, ensuring the unit to operate stably, smooth transmission.
5. Low noise, long lifespan. Large overlap coefficient, abrasion resistant.
Product Parameters
|
Brand Name |
CZPT |
|
Product Name |
K Helical-bevel gear units |
|
Material |
Steel or cast iron |
|
Weight |
11Kg-1700Kg |
|
Color |
Customizable |
|
Heat treatment |
Carburising,Quenching,Gear Grinding |
|
Advantage |
1.K series spiral bevel gear reducer with small vibration, low noise, energy saving. 2.Selection of high quality steel material, steel cast iron box, gear surface after high frequency heat treatment. |
K series product performance
High transmission efficiency, low energy consumption and superior performance. High rigidity cast iron box with ribs; hard-toothed gears are made of high-quality alloy steel, the surface is carburized and quenched and hardened, and the teeth are finely machined, with stable transmission, low noise, large bearing capacity, low temperature rise and long service life.
Our process of production
Our product line
/* 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(/(.*?):(.*)$/))&&1
| Hardness: | Hardened Tooth Surface |
|---|---|
| Installation: | 90 Degree |
| Layout: | Expansion |
| Gear Shape: | Bevel Gear |
| Step: | Single-Step |
| Type: | Gear Reducer |
| Samples: |
US$ 1000/Piece
1 Piece(Min.Order) | |
|---|
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.
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.
Limitations and Disadvantages of Helical Gear Systems
While helical gear systems offer numerous advantages, they also come with certain limitations and disadvantages:
- Axial Thrust: Helical gears generate axial thrust due to the helix angle of the teeth. This thrust can cause additional load on bearings and may require additional measures to counteract.
- Complex Manufacturing: The manufacturing process for helical gears is more complex than that of straight-toothed gears, which can lead to higher production costs.
- Axial Length: Helical gears require more axial space compared to spur gears with the same gear ratio. This can be a limitation in applications with space constraints.
- Sliding Contact: Helical gears have sliding contact between their teeth, which can result in higher friction and more heat generation compared to rolling contact gears.
- Efficiency: Although helical gears are generally efficient, their efficiency can be slightly lower than that of some other gear types, especially at high speeds.
- Complexity in Gearbox Design: The inclination of helical gear teeth introduces additional complexity in gearbox design and alignment.
- Reverse Thrust: In some cases, reverse thrust can occur when helical gears are subjected to high axial loads, leading to undesirable effects.
It’s important to consider these limitations and disadvantages when selecting gear systems for specific applications. Despite these challenges, helical gears remain a popular choice in various industries due to their benefits and overall performance characteristics.
editor by CX 2024-04-24
China best High Quality R Series Modular Helical Gear Electric Motor Drive Concentric 20HP Gearbox for Food Machinery differential gearbox
Product Description
High Quality R series Modular helical gear electric motor drive concentric 20hp gearbox for food machinery
< ABOUT TILI
Technical data
| Product Name | High Quality R series Modular helical gear electric motor drive concentric 20hp gearbox for food machinery |
| 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(/(.*?):(.*)$/))&&1
| Application: | Motor, Machinery, Agricultural Machinery, Industrial Automation Equipment, Chemical Industry |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction |
| Layout: | Coaxial |
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
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.
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.
Limitations and Disadvantages of Helical Gear Systems
While helical gear systems offer numerous advantages, they also come with certain limitations and disadvantages:
- Axial Thrust: Helical gears generate axial thrust due to the helix angle of the teeth. This thrust can cause additional load on bearings and may require additional measures to counteract.
- Complex Manufacturing: The manufacturing process for helical gears is more complex than that of straight-toothed gears, which can lead to higher production costs.
- Axial Length: Helical gears require more axial space compared to spur gears with the same gear ratio. This can be a limitation in applications with space constraints.
- Sliding Contact: Helical gears have sliding contact between their teeth, which can result in higher friction and more heat generation compared to rolling contact gears.
- Efficiency: Although helical gears are generally efficient, their efficiency can be slightly lower than that of some other gear types, especially at high speeds.
- Complexity in Gearbox Design: The inclination of helical gear teeth introduces additional complexity in gearbox design and alignment.
- Reverse Thrust: In some cases, reverse thrust can occur when helical gears are subjected to high axial loads, leading to undesirable effects.
It’s important to consider these limitations and disadvantages when selecting gear systems for specific applications. Despite these challenges, helical gears remain a popular choice in various industries due to their benefits and overall performance characteristics.
editor by CX 2024-04-11
China supplier Km Series Hypoid Gear Motor Speed Reducer Gearbox with Electric Motor cycloidal gearbox
Product Description
|
item |
value |
|
Warranty |
1 year |
|
Applicable Industries |
Manufacturing Plant, Construction works , Energy & Mining, Other |
|
Customized support |
OEM |
|
Place of CZPT |
ZheJiang , China |
|
Input speed |
750-1500rpm |
|
Ratio |
7.5 10 12.5 |
|
Material |
Aluminum |
|
Product name |
KM Series Hypoid Gear Reducer |
|
MOQ |
10pcs |
|
Color |
Customization |
PRODUCTS CHARACTERISTICS
1. Mad of high-quality aluminum alloy,light weight and non-rusting
2. Large output torque
3. Smooth in running and low in noise,can work long time in dreadful conditions.
4. High in radiating efficiency.
5. Good-looking in appearance,durable in service life and small in volume.
6. Suitable for omnibearing installation.
FAQ
Q1:Are you a manufacturer or trading company?
Yes, We are a leading manufacturer specialized in production of various kinds of small and medium-sized
motor.
Q2: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.
Q3: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.
Q4: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.
Q5:How about your delivery time?
For micro brush dc gear motor, the sample delivery time is 2-5 days, bulk delivery time is about 15-20 days, depends on the order qty. For brushless dc motor, the sample deliver time is about 10-15 days; bulk time is 15-20 days.Please take the sales confirmation for final reference.
Q6:What’s your warranty terms?
One year
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | as for Request |
| Hardness: | Hardened Tooth Surface |
| Installation: | as for Request |
| Step: | as for Request |
| Samples: |
US$ 50/Piece
1 Piece(Min.Order) | |
|---|
| 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.
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 2024-01-08
China Hot selling RV Worm Gear Electric Motor Speed Reducer Gearbox for Intelligence Equipment gearbox assembly
Product Description
RV Worm Gear Electric Motor Speed Reducer Gearbox for intelligence equipment
“Bangfeili “brand BH&BV horizontal and vertical gear motor (with the brake) commonly known as reduction motor, is a kind of speed gear motor and motor (motor) the integration of the body. This integration body usually can also be called gear motor, usually assembled by the integration after complete supply by a professional gear reduction motor factory .
RV Series
Including RV / MRV / NRV.
Main Characteristic of RV Series Worm Gearbox
RV series worm gear reducer is a new-generation product developed by CZPT on the basis of perfecting WJ series products with a compromise of advanced technology both at home and abroad.
1. High-quality aluminum alloy, light in weight and non-rusting.
2. Large in output torque.
3. Smooth running and low noise,durable in dreadful conditions.
4. High radiation efficiency.
5. Good-looking appearance, durable in service life and small volume.
6. Suitable for omnibearing installation.
Main Materials of RV Series Worm Gearbox
1. Housing: die-cast aluminum alloy(frame size: 571 to 090), cast iron(frame size: 110 to 150).
2. Worm: 20Crm, carbonization quencher heat treatment makes the surface hardness of worm gears up to 56-62 HRX, retain carbonization layer’s thickness between 0.3 and 0.5mm after precise grinding.
3. Worm Wheel: wearable stannum bronze alloy.
| Models | Rated Power | Rated Ratio | Input Hole Dia. | Output Hole Dia. | Output Shaft Dia. |
| RV030 | 0.06KW-0.18KW | 7.5-80 | Φ9 | Φ14 | Φ14 |
| RV040 | 0.06KW-0.18KW | 7.5-80 | Φ9 | Φ14 | Φ14 |
| RV050 | 0.12KW-0.75KW | 7.5-100 | Φ14 | Φ25(Φ24) | Φ25 |
| RV063 | 0.37KW-1.5KW | 7.5-100 | Φ19 | Φ25(Φ28) | Φ25 |
| RV075 | 0.55KW-4.0KW | 7.5-100 | Φ24 | Φ28(Φ35) | Φ28 |
| RV090 | 0.75KW-4.0KW | 7.5-100 | Φ24 | Φ35(Φ38) | Φ35 |
| RV110 | 1.1KW–7.5KW | 7.5-100 | Φ28 | Φ42 | Φ42 |
| RV130 | 2.2KW-7.5KW | 7.5-100 | Φ30 | Φ45 | Φ45 |
| Type | Worm Gearbox Speed Reducer | ||||
| Ratio | 7.5,10,15,20,25,30,40,50,60,80,100 | ||||
| Color | Blue/SilverGrey | ||||
| Material | Aluminum alloy | ||||
| Worm wheel:Wearable stannum bronze alloy | |||||
| Worm shaft:20Cr.carbonize&quencher | |||||
| Packing | Carton,Wooden Case, Wooden pallet | ||||
| Flange | IEC standard flange or customized | ||||
| Input Power | 0.06kw,0.09kw,0.12kw,0.18kw,0.25kw,0.37kw,0.55kw,0.75kw,1.1kw,1.5kw,2.2kw,3.0kw,4.0kw,5.5kw, 7.5kw | ||||
| Usages | Automation industry, medium mixers and so on | ||||
FAQ
Q:Are you trading company or manufacture ?
A:We are manu-factory, consist of 3 branch, distributed in East, South and Central of China .
Q: How to choose a gearbox which meets our requirement?
A: You can refer to our catalogue to choose the gearbox or gear motors,or we can help to choose when you provide the technical information ,
such as : Power ,ratio,output torque, output speed and motor parameter etc.
Q: What information shall we give before placing a purchase order?
A: a) Vertical or Horizontal type, ratio, input and output type, input flange, mounting position, and motor information etc.
b) Housing color. c) Purchase quantity. d) Other special requirements.
Q:How long is your delivery time ?what’s your term of payment ?
A:Normally around 2-3 days, the time may vary depending on the order quantity. We accept FOB, CIF price.
Q:How about your paking and export port ?
A:We provide wooden case for machine package.Special requirements is considerable. We support shipping ports: ZheJiang ,Other shipping port is considerable.
Q:What about MOQ?
A:We can accept sample order firstly, so there is no limit for MOQ!
Q:What warranty and after sale service do you offer ?
A:Each product have 1 year(12month) warranty.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Motor |
|---|---|
| Function: | Speed Reduction |
| Layout: | Cycloidal |
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical and Horizontal |
| Step: | 2/4/6/8 Pole |
| Customization: |
Available
| Customized Request |
|---|
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.
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.
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 2023-12-28
China OEM CZPT Brand R Series Helical Electric Motor Reduction Gearbox with high quality
Product Description
Aokman brand R series helical electric motor reduction gearbox
Product Description
Components:
1. Housing: Cast Iron
2. Gears: Helical Gears
3. Input Configurations:
Equipped with Electric Motors
Solid Shaft Input
IEC or NEMA Motor Flange
4. Applicable Motors:
Single Phase AC Motor, Three Phase AC Motor
Brake Motors
Inverter Motors
Multi-speed Motors
Explosion-proof Motor
Roller Motor
5. Output Configurations:
Solid Shaft Output
Detailed Photos
Models:
R Series (Foot-mounted): R18~R168
RS Series (Foot-mounted, CZPT Shaft Input)
RF Series (Flange-mounted): RF18~RF168
RFS Series (Flange-mounted, CZPT Shaft Input)
RX Series (1 Stage, Foot-mounted): RX38~RX158
RXS Series (1 Stage, Foot-mounted, CZPT Shaft Input)
RXF Series (1 Stage, Flange-mounted): RXF38~RXF158
RXFS Series (1 Stage, Flange-mounted, CZPT Shaft Input)
RM Series (agitator gearboxes): Specially designed for agitating applications
Features:
1. Compact structure, modular design
2. Single-stage, two-stage and three-stage sizes
3. High reduction ratio and torque density
4. Long service life
5. Can be combined with other types of gearboxes (Such as R Series, K Series, F Series, S Series, UDL Series)
Parameters:
2 Stage or 3 Stage
Installation:
Foot Mounted
Flange Mounted
Lubrication:
Oil-bath and Splash Lubrication
Cooling:
Natural Cooling
Product Parameters
| Models | Output Shaft Dia. | Input Shaft Dia. | Power(kW) | Ratio | Max. Torque(Nm) |
| R/RF18 | 20mm | – | 0.18~0.75 | 3.83~74.84 | 85 |
| R/RF28 | 25mm | 16mm | 0.18~3 | 3.37~135.09 | 130 |
| R/RF38 | 25mm | 16mm | 0.18~3 | 3.41~134.82 | 200 |
| R/RF48 | 30mm | 19mm | 0.18~5.5 | 3.83~176.88 | 300 |
| R/RF58 | 35mm | 19mm | 0.18~7.5 | 4.39~186.89 | 450 |
| R/RF68 | 35mm | 19mm | 0.18~7.5 | 4.29~199.81 | 600 |
| R/RF78 | 40mm | 24mm | 0.18~11 | 5.21~195.24 | 820 |
| R/RF88 | 50mm | 28mm | 0.55~22 | 5.36~246.54 | 1550 |
| R/RF98 | 60mm | 38mm | 0.55~30 | 4.49~289.6 | 3000 |
| R/RF108 | 70mm | 42mm | 2.2~45 | 5.06~245.5 | 4300 |
| R/RF138 | 90mm | 55mm | 5.5~55 | 5.51~223.34 | 8000 |
| R/RF148 | 110mm | 55mm | 11~90 | 5.00~163.46 | 13000 |
| R/RF168 | 120mm | 70mm | 11~160 | 8.77~196.41 | 18000 |
1 Stage
| Models | Output Shaft Dia. | Input Shaft Dia. | Power(kW) | Ratio | Max. Torque(Nm) |
| RX/RXF38 | 20mm | 16mm | 0.18~1.1 | 1.6~3.76 | 20 |
| RX/RXF58 | 20mm | 19mm | 0.18~5.5 | 1.3~5.5 | 70 |
| RX/RXF68 | 25mm | 19mm | 0.18~7.5 | 1.4~6.07 | 135 |
| RX/RXF78 | 30mm | 24mm | 1.1~11 | 1.42~5.63 | 215 |
| RX/RXF88 | 40mm | 28mm | 3~22 | 1.39~6.44 | 400 |
| RX/RXF98 | 50mm | 38mm | 5.5~30 | 1.42~5.82 | 600 |
| RX/RXF108 | 60mm | 42mm | 7.5~45 | 1.44~6.65 | 830 |
| RX/RXF128 | 75mm | 55mm | 7.5~90 | 1.56~6.47 | 1110 |
| RX/RXF158 | 90mm | 70mm | 11~132 | 1.63~6.22 | 1680 |
Packaging & Shipping
Packaging & Delivery
Speed Reducer Worm Gearbox Packaging Details:Plastic Bags, Plywood Cases
Port:ZheJiang /HangZhou
Company Profile
1.More than 35 years experience in R&D and manufacturing, export gear motors & industrial gearboxes.
2. Standardization of the gearbox series
3. Strong design capability for large power & customized gearboxes.
4. High quality gearboxes and proven solutions provider.
5. Strict quality control process, stable quality.
6. Less than 2% of the quality complaints.
7. Modular design, short delivery time.
8. Quick response & professional services.
Customer visiting:
After Sales Service
| 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. |
FAQ
1.Q:What kinds of gearbox can you produce for us?
A:Main products of our company: UDL series speed variator,RV series worm gear reducer, ATA series shaft mounted gearbox, X,B series gear reducer,
P series planetary gearbox and R, S, K, and F series helical-tooth reducer, more
than 1 hundred models and thousands of specifications
2.Q:Can you make as per custom drawing?
A: Yes, we offer customized service for customers.
3.Q:What is your terms of payment ?
A: 30% Advance payment by T/T after signing the contract.70% before delivery
4.Q:What is your MOQ?
A: 1 Set
If you are interested in our product, welcome you contact me.
Our team will support any need you might have.
| Application: | Machinery, Industry |
|---|---|
| Hardness: | Hardened |
| Installation: | Horizontal Type |
| Layout: | Coaxial |
| Gear Shape: | Helical Gear |
| Step: | Single-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.
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.
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 2023-12-08
China factory Gear Units Km Series Hypoid Helical Gearbox Electric Motor Speed Reducer automatic gearbox
Product Description
|
item |
value |
|
Warranty |
1 year |
|
Applicable Industries |
Manufacturing Plant, Construction works , Energy & Mining, Other |
|
Customized support |
OEM |
|
Place of Origin |
ZheJiang , China |
|
Input speed |
750-1500rpm |
|
Ratio |
7.5 10 12.5 |
|
Material |
Aluminum |
|
Product name |
KM Series Hypoid Gear Reducer |
|
MOQ |
10pcs |
|
Color |
Customization |
PRODUCTS CHARACTERISTICS
1. Mad of high-quality aluminum alloy,light weight and non-rusting
2. Large output torque
3. Smooth in running and low in noise,can work long time in dreadful conditions.
4. High in radiating efficiency.
5. Good-looking in appearance,durable in service life and small in volume.
6. Suitable for omnibearing installation.
FAQ
Q1:Are you a manufacturer or trading company?
Yes, We are a leading manufacturer specialized in production of various kinds of small and medium-sized
motor.
Q2: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.
Q3: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.
Q4: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.
Q5:How about your delivery time?
For micro brush dc gear motor, the sample delivery time is 2-5 days, bulk delivery time is about 15-20 days, depends on the order qty. For brushless dc motor, the sample deliver time is about 10-15 days; bulk time is 15-20 days.Please take the sales confirmation for final reference.
Q6:What’s your warranty terms?
One year
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | as for Request |
| Hardness: | Hardened Tooth Surface |
| Installation: | as for Request |
| Step: | as for Request |
| Samples: |
US$ 50/Piece
1 Piece(Min.Order) | |
|---|
| 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.
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 2023-11-01
China Professional Gear Units Km Series Hypoid Helical Gearbox Electric Motor Speed Reducer components of gearbox
Product Description
|
item |
value |
|
Warranty |
1 year |
|
Applicable Industries |
Manufacturing Plant, Construction works , Energy & Mining, Other |
|
Customized support |
OEM |
|
Place of Origin |
ZheJiang , China |
|
Input speed |
750-1500rpm |
|
Ratio |
7.5 10 12.5 |
|
Material |
Aluminum |
|
Product name |
KM Series Hypoid Gear Reducer |
|
MOQ |
10pcs |
|
Color |
Customization |
PRODUCTS CHARACTERISTICS
1. Mad of high-quality aluminum alloy,light weight and non-rusting
2. Large output torque
3. Smooth in running and low in noise,can work long time in dreadful conditions.
4. High in radiating efficiency.
5. Good-looking in appearance,durable in service life and small in volume.
6. Suitable for omnibearing installation.
FAQ
Q1:Are you a manufacturer or trading company?
Yes, We are a leading manufacturer specialized in production of various kinds of small and medium-sized
motor.
Q2: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.
Q3: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.
Q4: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.
Q5:How about your delivery time?
For micro brush dc gear motor, the sample delivery time is 2-5 days, bulk delivery time is about 15-20 days, depends on the order qty. For brushless dc motor, the sample deliver time is about 10-15 days; bulk time is 15-20 days.Please take the sales confirmation for final reference.
Q6:What’s your warranty terms?
One year
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | as for Request |
| Hardness: | Hardened Tooth Surface |
| Installation: | as for Request |
| Step: | as for Request |
| Samples: |
US$ 50/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Types of Helical Gear Arrangements
Yes, there are different types of helical gear arrangements available to suit various applications and requirements. Some of the common helical gear arrangements include:
Parallel Shaft Arrangement: In this arrangement, the axes of the driving and driven shafts are parallel to each other. It is the most straightforward configuration and is often used in applications where space is not a constraint, and the gearboxes can be placed side by side.
Right-Angle Shaft Arrangement: In a right-angle arrangement, the driving and driven shafts are positioned at a 90-degree angle to each other. This arrangement is space-saving and is commonly used in applications where the layout requires a change in direction of the power transmission.
Double Helical Gear Arrangement (Herringbone Gears): Double helical gears consist of two sets of helical teeth facing each other. This arrangement helps to cancel out axial forces and reduces the net thrust load on bearings. It is often used in heavy-duty applications to minimize wear and vibration.
Crossed Helical Gear Arrangement (Screw Gears): In this configuration, the axes of the driving and driven shafts are neither parallel nor intersecting. It is suitable for applications requiring non-parallel and non-intersecting shafts.
The choice of helical gear arrangement depends on factors such as available space, power transmission requirements, and the desired layout of the machinery or equipment. Each arrangement has its advantages and disadvantages, and selecting the appropriate one is crucial for achieving optimal performance and efficiency.
Handling Shock Loads and Sudden Changes in Torque in Helical Gearboxes
Helical gearboxes are designed to handle a range of operational conditions, including shock loads and sudden changes in torque. The helical design of the gears, which have slanted teeth that engage gradually, helps to distribute forces more evenly across the teeth compared to straight-cut gears. This design characteristic contributes to the gearbox’s ability to withstand sudden changes in torque and shock loads.
The gradual engagement of the helical teeth results in smoother and quieter operation, reducing the impact of abrupt torque changes. The slanted teeth also allow for more gradual transmission of force, which helps in dampening vibrations and minimizing stress concentrations that can occur in high-impact situations.
However, while helical gears are better suited for shock loads compared to straight-cut gears, it’s important to note that extreme shock loads or sudden torque changes can still impact the gearbox’s components over time. Manufacturers often take factors such as application requirements, load profiles, and anticipated shock loads into consideration when designing helical gearboxes to ensure reliable and durable performance.
Additionally, using appropriate lubrication and maintenance practices can further enhance the gearbox’s ability to handle shock loads and sudden torque changes. Regular inspection and timely maintenance help identify and address potential issues before they lead to component failure.
Efficiency of Helical Gearboxes Compared to Other Gearbox Types
Helical gearboxes are known for their relatively high efficiency compared to some other gearbox types. Here’s a comparison of their efficiency with other common gearbox configurations:
- Straight-Cut (Spur) Gearboxes: Helical gearboxes are generally more efficient than straight-cut gearboxes. The helical tooth design allows for smoother engagement and better load distribution, reducing friction and energy losses. This results in higher overall efficiency for helical gearboxes.
- Bevel Gearboxes: Bevel gearboxes, which are commonly used for right-angle applications, typically have lower efficiency compared to helical gearboxes. The bevel gear design involves sliding contact between gear teeth, leading to higher friction and energy losses.
- Worm Gearboxes: Helical gearboxes are generally more efficient than worm gearboxes. Worm gearboxes have a relatively lower efficiency due to the sliding action between the worm and the gear, resulting in higher friction and heat generation.
- Planetary Gearboxes: Planetary gearboxes can offer comparable efficiency to helical gearboxes, especially when well-designed. However, planetary gearboxes can have variations in efficiency depending on factors such as the number of planet gears and gear arrangements.
While helical gearboxes tend to offer good efficiency, it’s important to note that efficiency can also be influenced by factors such as gear quality, lubrication, operating conditions, and maintenance practices. Consulting with gearbox manufacturers and considering specific application requirements is crucial when determining the most efficient gearbox solution.
editor by CX 2023-10-31
China Good quality Gear Motor Hot Selling High Precision R Series Gear RF67 Helical Bevel Speed Reducer Electric Motor Gearbox gearbox adjustment
Product Description
R Series reducers are designed and manufactured on the basis of modular combination system.
There are a lot of motor combinations, installation forms and structural schemes. The transmission
ratio is classified and fine to meet different operating conditions, and the performance is superior.
Reinforced high rigid cast iron box; The hardened gear is made of high-quality alloy steel. Its surface
is carburized, quenched and hardened, and the gear is finely ground. It has stable transmission, low
noise, and large bearing capacity. Low temperature rise, long service life. It is widely used in metallurgy,1. Features: small offset output, compact structure, maximum use of box space, use of integral casting box, good stiffness, can improve the strength of the shaft and bearing life.
2. Installation type and output mode: bottom seated type and large and small flange type installation, CZPT shaft output.
3. Input mode: direct motor, shaft input and connecting flange input.
4. Reduction ratio: secondary 5~24.8, tertiary 27.2~264, R/R combination up to 18125.
5. Average efficiency: Class II 96%, Class III 94%, R/R combination 85%.
6. The R series specially designed for mixing can bear large axial and radial forces.
Technical parameters:
Coaxial coaxial output
R reducer
Power: 0.12KW~160KW
Torque: 1.4N · m ~ 23200N · m
Output speed: 0.06 ~ 1090r/min
Model example:
R17-Y4-4P-32.40-M1-0°
R: Series code
F: Shaft extension flange installation
17: Machine model
Y: Three phase AC asynchronous motor
4: Motor power
4P: motor stage
32.40: Transmission ratio
M1: Installation type
0 °: junction box position (0 ° – 270 °)
R series helical gear hardened gear reducer
Basic model of R series reducer:
R17R27R37R47R57R67R77R87R97R107R137R147R167
RF17RF27RF37RF47RF57RF67RF77RF87RF97RF107RF137RF147RF167
RX37RX57RX67RX77RX87RX97RX107RX127RX157
RXF37RXF57RXF67RXF77RXF87RXF97RXF107RXF127RXF157
R series helical gear reducer with hard tooth surface features small size, light weight, high bearing capacity, high efficiency, long service life, convenient installation, wide motor power range, fine transmission ratio classification, etc. It can be widely used in equipment that needs to be decelerated in various industries.
sewage treatment, chemical industry, pharmacy and other industries.
Company Profile
| Hardness: | Hardened Tooth Surface |
|---|---|
| Installation: | Horizontal Type |
| Layout: | Coaxial |
| Gear Shape: | Cylindrical Gear |
| Step: | Single-Step |
| Type: | Gear Reducer |
| Samples: |
US$ 430/Piece
1 Piece(Min.Order) | |
|---|
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.
Materials Used in Manufacturing Helical Gears
Helical gears are commonly manufactured using a variety of materials to meet specific requirements for strength, durability, wear resistance, and other mechanical properties. Some of the materials commonly used for manufacturing helical gears include:
- Steel: Various types of steel, such as carbon steel, alloy steel, and stainless steel, are frequently used due to their high strength, durability, and wear resistance. They are suitable for a wide range of applications and provide excellent performance.
- Cast Iron: Cast iron gears are known for their cost-effectiveness and good wear resistance. They are often used in applications where heavy loads and moderate speeds are involved.
- Brass: Brass gears are chosen for applications that require quiet operation and low-speed applications. They offer good corrosion resistance and are commonly used in smaller machinery.
- Bronze: Bronze gears are valued for their excellent wear resistance and compatibility with lubricants. They are often used in heavy-duty applications and situations where high loads are encountered.
- Plastics and Polymers: Certain plastic materials, such as nylon and acetal, are used for gears that require low noise levels and resistance to chemicals and corrosion. They are suitable for applications where lightweight components are essential.
- Aluminum: Aluminum gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction and corrosion resistance are priorities.
The choice of material depends on factors such as the application’s load, speed, environment, and desired performance characteristics. Manufacturers select materials that best align with the specific requirements of the helical gear system, ensuring optimal function and longevity.
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 2023-10-20
China high quality G3lm G3FM G3fs G3ls Helical Gearbox with Three Phase Asynchronous Electric Motor supplier
Product Description
Product Description
MAIN FEATURES:
1) Made of high quality material, non-rusting;Both flange and foot mounting available and suitable for all-round installation
2) Large output torque and high radiating efficiency
3)Precise grinding helical gear with Smooth running and low noise, no deformation,can work long time in dreadful condition
4)Nice appearance, durable service life and small volume, compact structure
5)Both 2 and 3 stage available with wide ratio range from 5 to 200
6)Different output shaft diameter available -40-50mm
7)Modular construction enlarge ratio from 5 to 1400
MAIN MATERIALS:
1)housing with aluminium alloyand cast iron material;
2)Output Shaft Material:20CrMnTi
3)Good quality no noise bearings to keep long service life
4)High performance oil seal to prevent from oil leakage
APPLICATIONS:
G3 Series helical gear motor are wide used for all kinds of automatic equipment, such as chip removal machine, conveyor, packaging equipment, woodworking machinery, farming equipment, slurry scraper ,dryer, mixer and so on.
Detailed Photos
Product Parameters
| (n1=1400r/min 50hz) | |||||||||||||||||
| norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | 100 | 120 | 160 | 200 | ||
| 0.1kw | output shaft | Ø18 | Ø22 | ||||||||||||||
| n2* (r/min) | 282 | 138 | 92 | 70 | 56 | 46 | 35 | 28 | 23 | 18 | 14 | – | 11 | 9 | 7 | ||
| M2(Nm) | 50hz | 3.2 | 6.5 | 9.8 | 12.9 | 16.1 | 19.6 | 25.7 | 31.1 | 37.5 | 49.5 | 62.9 | – | 76.1 | 100.7 | 125.4 | |
| 60hz | 3 | 5 | 8 | 11 | 13 | 17 | 21 | 26 | 31 | 41 | 52 | – | 63 | 84 | 105 | ||
| Fr1(N) | 588 | 882 | 980 | 1180 | 1270 | 1370 | 1470 | 1570 | 2160 | 2450 | 2450 | 2450 | 2450 | 2450 | 2450 | ||
| Fr2(N) | 176 | ||||||||||||||||
| norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | 100 | 120 | 160 | 200 | ||
| 0.2kw | output shaft | Ø18 | Ø22 | Ø28 | |||||||||||||
| n2* (r/min) | 282 | 138 | 92 | 70 | 56 | 45 | 35 | 29 | 23 | 18 | 14 | 13 | 12 | 8 | 7 | ||
| M2(Nm) | 50hz | 6.5 | 12.6 | 19.1 | 26.3 | 32.6 | 38.9 | 50.4 | 63 | 75.6 | 100.8 | 103.9 | 125.4 | 150 | 200.4 | 250.7 | |
| 60hz | 5.4 | 10.5 | 16.6 | 21.9 | 27.1 | 32.4 | 42 | 52.5 | 63 | 84 | 86.6 | 104.5 | 125 | 167 | 208.9 | ||
| Fr1(N) | 588 | 882 | 980 | 1180 | 1270 | 1760 | 1860 | 1960 | 2160 | 2450 | 2450 | 2840 | 3330 | 3430 | 3430 | ||
| Fr2(N) | 196 | ||||||||||||||||
| norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | 100 | 120 | 160 | 200 | ||
| 0.4kw | output shaft | Ø22 | Ø28 | Ø32 | |||||||||||||
| n2* (r/min) | 288 | 144 | 92 | 72 | 58 | 47 | 36 | 29 | 24 | 18 | 14 | 14 | 12 | 9 | 7 | ||
| M2(Nm) | 50hz | 12.9 | 25 | 38.6 | 51.4 | 65.4 | 78.2 | 100.7 | 125.4 | 150 | 200.4 | 206.8 | 250.7 | 301.1 | 400.7 | 461.8 | |
| 60hz | 10.7 | 20.8 | 32.1 | 42.9 | 54.5 | 65.2 | 83.9 | 104.5 | 125 | 167 | 172.3 | 208.9 | 250.9 | 333.9 | 384.8 | ||
| Fr1(N) | 882 | 1180 | 1370 | 1470 | 1670 | 2550 | 2840 | 3140 | 3430 | 3430 | 3430 | 4900 | 5880 | 5880 | 5880 | ||
| Fr2(N) | 245 | ||||||||||||||||
| norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | 100 | 120 | 160 | 200 | ||
| 0.75kw | output shaft | Ø28 | Ø32 | Ø40 | |||||||||||||
| n2* (r/min) | 278 | 140 | 94 | 69 | 58 | 46 | 35 | 29 | 24 | 18 | 14 | 14 | 11 | 9 | 7 | ||
| M2(Nm) | 50hz | 24.6 | 48.2 | 72.9 | 97.5 | 122.1 | 145.7 | 187.5 | 235.7 | 282.9 | 376.1 | 387.9 | 439 | 527 | 703 | 764 | |
| 60hz | 20.5 | 40.2 | 60.7 | 81.3 | 201.8 | 121.4 | 156.3 | 196.4 | 235.7 | 313.4 | 323.2 | 366 | 439 | 585 | 732 | ||
| Fr1(N) | 1270 | 1760 | 2160 | 2350 | 2450 | 4571 | 4210 | 4610 | 5490 | 5880 | 5880 | 7060 | 7060 | 7060 | 7060 | ||
| Fr2(N) | 294 | ||||||||||||||||
| norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | 100 | 120 | 160 | 200 | ||
| 1.5kw | output shaft | Ø32 | Ø40 | Ø50 | |||||||||||||
| n2* (r/min) | 280 | 140 | 93 | 70 | 55 | 47 | 34 | 27 | 24 | 17 | 14 | 13 | 12 | 8 | 7 | ||
| M2(Nm) | 50hz | 48.2 | 97.5 | 145.7 | 193.9 | 242.1 | 272 | 351 | 439 | 527 | 703 | 724 | 878 | 1060 | 1230 | 1230 | |
| 60hz | 40.2 | 81.3 | 121.4 | 161.6 | 201.8 | 226 | 293 | 366 | 439 | 585 | 603 | 732 | 878 | 1170 | 1230 | ||
| Fr1(N) | 1760 | 2450 | 2840 | 3230 | 3820 | 5100 | 5880 | 7060 | 7060 | 7060 | 7060 | 9800 | 9800 | 9800 | 9800 | ||
| Fr2(N) | 343 | ||||||||||||||||
| norminal ratio | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | ||||||
| 2.2kw | output shaft | Ø40 | Ø50 | ||||||||||||||
| n2* (r/min) | 272 | 136 | 95 | 68 | 54 | 45 | 36 | 28 | 24 | 18 | 14 | ||||||
| M2(Nm) | 50hz | 67 | 133 | 200 | 266 | 332 | 399 | 515 | 644 | 773 | 1571 | 1230 | |||||
| 60hz | 56 | 111 | 167 | 221 | 277 | 332 | 429 | 537 | 644 | 858 | 1080 | ||||||
| Fr1(N) | 2160 | 3140 | 3530 | 4571 | 4700 | 6960 | 7250 | 8620 | 9800 | 9800 | 9800 | ||||||
| Fr2(N) | 392 | ||||||||||||||||
Outline and mounting dimension:
| G3FM: THREE PHASE GEAR MOTOR WITH FLANGE (n1=1400r/min) | ||||||||||||||||||||
| Power kw | output shaft | ratio | A | F | I | J | M | O | O1 | P | Q | R | S | T | U | W | X | Y | Y1 | |
| standard | brake | |||||||||||||||||||
| 0.1kw | Ø18 | 5–30-40-50 | 236 | 270 | 192.5 | 11 | 16.5 | 170 | 4 | 10 | 30 | 145 | 35 | 18 | 20.5 | 129 | 6 | 157 | 80 | 81 |
| Ø22 | -160-200 | 262 | 296 | 197.5 | 11 | 19 | 185 | 4 | 12 | 40 | 148 | 47 | 22 | 24.5 | 129 | 6 | 171.5 | 89.5 | 83.5 | |
| 0.2kw | Ø18 | 5- | 267 | 270 | 192.5 | 11 | 16.5 | 170 | 4 | 10 | 30 | 145 | 35 | 18 | 20.5 | 129 | 6 | 161 | 80 | 81 |
| Ø22 | -80-100 | 293 | 296 | 197.5 | 11 | 19 | 185 | 4 | 12 | 40 | 148 | 47 | 22 | 24.5 | 129 | 6 | 171.5 | 89.5 | 83.5 | |
| Ø28 | 306 | 309.5 | 208.5 | 11 | 23.5 | 215 | 4 | 15 | 45 | 170 | 50 | 28 | 31 | 129 | 8 | 198.5 | 105.5 | 88 | ||
| 0.4kw | Ø22 | 5- | 314 | 324.5 | 204 | 11 | 19 | 185 | 4 | 12 | 40 | 148 | 47 | 22 | 24.5 | 139 | 6 | 171.5 | 89.5 | 88.5 |
| Ø28 | -80-100 | 330 | 337.5 | 215 | 11 | 23.5 | 215 | 4 | 15 | 45 | 170 | 50 | 28 | 31 | 139 | 8 | 198.5 | 105.5 | 93 | |
| Ø32 | 349 | 357 | 229.5 | 13 | 28.5 | 250 | 4 | 15 | 55 | 180 | 60 | 32 | 35 | 139 | 10 | 234 | 126 | 98 | ||
| 0.75kw | Ø28 | 5- | 350.5 | 343.5 | 227.5 | 11 | 23.5 | 215 | 4 | 15 | 45 | 170 | 50 | 28 | 31 | 159 | 8 | 198.5 | 105.5 | 103 |
| Ø32 | -80-100 | 379.5 | 387 | 242 | 13 | 28.5 | 250 | 4 | 15 | 55 | 180 | 60 | 32 | 35 | 159 | 10 | 234 | 126 | 108 | |
| Ø40 | 401.5 | 408.5 | 270 | 18 | 34 | 310 | 5 | 18 | 65 | 230 | 71 | 40 | 43 | 185 | 12 | 284 | 149 | 126.5 | ||
| 1.5kw | Ø32 | 5- | 420.5 | 441 | 254 | 13 | 28.5 | 250 | 5 | 15 | 55 | 180 | 60 | 32 | 35 | 185 | 10 | 234 | 126 | 121 |
| Ø40 | -80-100 | 457.5 | 478 | 270 | 18 | 34 | 310 | 5 | 18 | 65 | 230 | 71 | 40 | 43 | 185 | 12 | 284 | 149 | 126.5 | |
| Ø50 | 485.5 | 506 | 300 | 22 | 40 | 360 | 5 | 25 | 75 | 270 | 83 | 50 | 53.5 | 185 | 14 | 325 | 173.5 | 132.5 | ||
| 2.2kw | Ø40 | 5- | 466.5 | 487 | 270 | 18 | 34 | 310 | 5 | 18 | 65 | 230 | 71 | 40 | 43 | 185 | 12 | 284 | 149 | 126.5 |
| Ø50 | -80-100 | 510.5 | 531 | 300 | 22 | 40 | 360 | 5 | 25 | 75 | 270 | 83 | 50 | 53.5 | 185 | 14 | 325 | 173.5 | 132.5 | |
| G3LM: THREE PHASE GEAR MOTOR WITH FOOT (n1=1400r/min) | ||||||||||||||||||||
| Power kw | output shaft | ratio | A | D | E | F | J | G | H | K | P | S | T | U | V | W | X | Y | Y1 | |
| standard | brake | |||||||||||||||||||
| 0.1kw | Ø18 | 5–30-40-50 | 236 | 270 | 40 | 110 | 135 | 16.5 | 65 | 9 | 45 | 30 | 18 | 20.5 | 129 | 183 | 6 | 133 | 85 | 10 |
| Ø22 | -160-200 | 262 | 296 | 65 | 130 | 155 | 19 | 90 | 11 | 55 | 40 | 22 | 24.5 | 129 | 193 | 6 | 139.5 | 90 | 12 | |
| 0.2kw | Ø18 | 5- | 267 | 270 | 40 | 110 | 135 | 16.5 | 65 | 9 | 45 | 30 | 18 | 20.5 | 129 | 183 | 6 | 133 | 85 | 10 |
| Ø22 | -80-100 | 293 | 296 | 65 | 130 | 155 | 19 | 90 | 11 | 55 | 40 | 22 | 24.5 | 129 | 193 | 6 | 139.5 | 90 | 12 | |
| Ø28 | 306 | 309.5 | 90 | 140 | 175 | 23.5 | 125 | 11 | 65 | 45 | 28 | 31 | 129 | 203 | 8 | 170 | 110 | 15 | ||
| 0.4kw | Ø22 | 5- | 314 | 324.5 | 65 | 130 | 155 | 19 | 90 | 11 | 55 | 40 | 22 | 24.5 | 139 | 199.5 | 6 | 141.5 | 90 | 12 |
| Ø28 | -80-100 | 330 | 337.5 | 90 | 140 | 175 | 23.5 | 125 | 11 | 65 | 45 | 28 | 31 | 139 | 210 | 8 | 170 | 110 | 15 | |
| Ø32 | 349 | 357 | 130 | 170 | 208 | 28.5 | 170 | 13 | 70 | 55 | 32 | 35 | 139 | 226 | 10 | 198 | 130 | 18 | ||
| 0.75kw | Ø28 | 5- | 350.5 | 343.5 | 90 | 140 | 175 | 23.5 | 125 | 11 | 65 | 45 | 28 | 31 | 159 | 222 | 8 | 170 | 110 | 15 |
| Ø32 | -80-100 | 379.5 | 387 | 130 | 170 | 208 | 28.5 | 170 | 13 | 70 | 55 | 32 | 35 | 159 | 238.5 | 10 | 198 | 130 | 18 | |
| Ø40 | 401.5 | 408.5 | 150 | 210 | 254 | 34 | 196 | 15 | 90 | 65 | 40 | 43 | 185 | 249 | 12 | 230 | 150 | 20 | ||
| 1.5kw | Ø32 | 5- | 420.5 | 441 | 130 | 170 | 208 | 28.5 | 170 | 13 | 70 | 55 | 32 | 35 | 185 | 250.5 | 10 | 198 | 130 | 18 |
| Ø40 | -80-100 | 457.5 | 478 | 150 | 210 | 254 | 34 | 196 | 15 | 90 | 65 | 40 | 43 | 185 | 260 | 12 | 230 | 150 | 20 | |
| Ø50 | 485.5 | 506 | 160 | 230 | 290 | 40 | 210 | 18 | 100 | 75 | 50 | 53.5 | 185 | 288 | 14 | 265 | 170 | 25 | ||
| 2.2kw | Ø40 | 5- | 466.5 | 487 | 150 | 210 | 254 | 34 | 196 | 15 | 90 | 65 | 40 | 43 | 185 | 260 | 12 | 230 | 150 | 20 |
| Ø50 | -80-100 | 510.5 | 531 | 160 | 230 | 290 | 40 | 210 | 18 | 100 | 75 | 50 | 53.5 | 185 | 288 | 14 | 265 | 170 | 25 | |
| G3FS: IEC GEAR REDUCER WITH FOOT (n1=1400r/min) | |||||||||||||||||||||||||
| Power kw | output shaft | ratio | A | B | C | F | I | J | L | M | N | O | O1 | P | Q | R | S | S1 | T | T1 | W | W1 | X | Y | Y1 |
| 0.12kw | Ø18 | 5–30-40-50 | 147 | 95 | 115 | 154 | 11 | 16.5 | 4.5 | 170 | 140 | 4 | 10 | 30 | 145 | 35 | 18 | 11 | 20.5 | 12.8 | 6 | 4 | 163 | 80 | 86.5 |
| Ø22 | -160-200 | 173 | 95 | 115 | 164 | 11 | 19 | 4.5 | 185 | 140 | 4 | 12 | 40 | 148 | 47 | 22 | 11 | 24.5 | 12.8 | 6 | 4 | 171.5 | 89.5 | 89 | |
| 0.18kw | Ø18 | 5- | 147 | 95 | 115 | 154 | 11 | 16.5 | 4.5 | 170 | 140 | 4 | 10 | 30 | 145 | 35 | 18 | 11 | 20.5 | 12.8 | 6 | 4 | 163 | 80 | 86.5 |
| Ø22 | -80-100 | 173 | 95 | 115 | 164 | 11 | 19 | 4.5 | 185 | 140 | 4 | 12 | 40 | 148 | 47 | 22 | 11 | 24.5 | 12.8 | 6 | 4 | 171.5 | 89.5 | 89 | |
| Ø28 | 186.5 | 95 | 115 | 186 | 11 | 23.5 | 4.5 | 215 | 140 | 4 | 15 | 45 | 170 | 50 | 28 | 11 | 31 | 12.8 | 8 | 4 | 198.5 | 105.5 | 93.5 | ||
| 0.37kw | Ø22 | 5- | 181.5 | 110 | 130 | 164 | 11 | 19 | 4.5 | 185 | 160 | 4 | 12 | 40 | 148 | 47 | 22 | 14 | 24.5 | 16.3 | 6 | 5 | 201 | 89.5 | 99 |
| Ø28 | -80-100 | 198 | 110 | 130 | 186 | 11 | 23.5 | 4.5 | 215 | 160 | 4 | 15 | 45 | 170 | 50 | 28 | 14 | 31 | 16.3 | 8 | 5 | 198.5 | 105.5 | 103.5 | |
| Ø32 | 216.5 | 110 | 130 | 215 | 13 | 28.5 | 4.5 | 250 | 160 | 4 | 15 | 55 | 180 | 60 | 32 | 14 | 35 | 16.3 | 10 | 5 | 234 | 126 | 108.5 | ||
| 0.75kw | Ø28 | 5- | 206.5 | 130 | 165 | 185 | 11 | 23.5 | 4.5 | 215 | 200 | 4 | 15 | 45 | 170 | 50 | 28 | 19 | 31 | 21.8 | 8 | 6 | 216.5 | 105.5 | 123.5 |
| Ø32 | -80-100 | 235 | 130 | 165 | 215 | 13 | 28.5 | 4.5 | 250 | 200 | 4 | 15 | 55 | 180 | 60 | 32 | 19 | 35 | 21.8 | 10 | 6 | 236.5 | 126 | 128.5 | |
| Ø40 | 260.5 | 130 | 165 | 270 | 18 | 34 | 4.5 | 310 | 200 | 5 | 18 | 65 | 230 | 71 | 40 | 19 | 43 | 21.8 | 12 | 8 | 284 | 149 | 134 | ||
| 1.5kw | Ø32 | 5- | 252 | 130 | 165 | 215 | 13 | 28.5 | 4.5 | 250 | 200 | 5 | 15 | 55 | 180 | 60 | 32 | 24 | 35 | 27.3 | 10 | 8 | 236.5 | 126 | 128.5 |
| Ø40 | -80-100 | 293.5 | 130 | 165 | 270 | 18 | 34 | 4.5 | 310 | 200 | 5 | 18 | 65 | 230 | 71 | 40 | 24 | 43 | 27.3 | 12 | 8 | 284 | 149 | 134 | |
| Ø50 | 321.5 | 130 | 165 | 300 | 22 | 40 | 4.5 | 360 | 200 | 5 | 25 | 75 | 270 | 83 | 50 | 24 | 53.5 | 27.3 | 14 | 8 | 323.5 | 173.5 | 140 | ||
| 2.2kw | Ø40 | 5- | 290 | 180 | 215 | 270 | 18 | 34 | 5.5 | 310 | 250 | 5 | 18 | 65 | 230 | 71 | 40 | 28 | 43 | 31.3 | 12 | 8 | 284 | 149 | 134 |
| Ø50 | -80-100 | 334 | 180 | 215 | 300 | 22 | 40 | 5.5 | 360 | 250 | 5 | 25 | 75 | 270 | 83 | 50 | 28 | 53.5 | 31.3 | 14 | 8 | 323.5 | 173.5 | 140 | |
| G3LS: IEC GEAR REDUCER WITH FOOT (n1=1400r/min) | |||||||||||||||||||||||||
| Power kw | output shaft | ratio | A | B | C | D | E | F | G | H | J | K | L | N | P | S | S1 | T | T1 | W | W1 | X | Y | Y1 | Z |
| 0.12kw | Ø18 | 5–30-40-50 | 147 | 95 | 115 | 40 | 110 | 135 | 65 | 9 | 16.5 | 45 | 4.5 | 140 | 30 | 18 | 11 | 20.5 | 12.8 | 6 | 4 | 138.5 | 85 | 10 | M8 |
| Ø22 | -160-200 | 173 | 95 | 115 | 65 | 130 | 154 | 90 | 11 | 19 | 55 | 4.5 | 140 | 40 | 22 | 11 | 24.5 | 12.8 | 6 | 4 | 141 | 90 | 12 | M8 | |
| 0.18kw | Ø18 | 5- | 147 | 95 | 115 | 40 | 110 | 135 | 65 | 9 | 16.5 | 45 | 4.5 | 140 | 30 | 18 | 11 | 20.5 | 12.8 | 6 | 4 | 138.5 | 85 | 10 | M8 |
| Ø22 | -80-100 | 173 | 95 | 115 | 65 | 130 | 154 | 90 | 11 | 19 | 55 | 4.5 | 140 | 40 | 22 | 11 | 24.5 | 12.8 | 6 | 4 | 141 | 90 | 12 | M8 | |
| Ø28 | 186.5 | 95 | 115 | 90 | 140 | 175 | 125 | 11 | 23.5 | 65 | 4.5 | 140 | 45 | 28 | 11 | 31 | 12.8 | 8 | 4 | 170 | 110 | 15 | M8 | ||
| 0.37kw | Ø22 | 5- | 181.5 | 110 | 130 | 65 | 130 | 154 | 90 | 11 | 19 | 55 | 4.5 | 160 | 40 | 22 | 14 | 24.5 | 16.3 | 6 | 5 | 151 | 90 | 12 | M8 |
| Ø28 | -80-100 | 198 | 110 | 130 | 90 | 140 | 175 | 125 | 11 | 23.5 | 65 | 4.5 | 160 | 45 | 28 | 14 | 31 | 16.3 | 8 | 5 | 170 | 110 | 15 | M8 | |
| Ø32 | 216.5 | 110 | 130 | 130 | 170 | 208 | 170 | 13 | 28.5 | 70 | 4.5 | 160 | 55 | 32 | 14 | 35 | 16.3 | 10 | 5 | 198 | 130 | 18 | M8 | ||
| 0.75kw | Ø28 | 5- | 206.5 | 130 | 165 | 90 | 140 | 175 | 125 | 11 | 23.5 | 65 | 4.5 | 200 | 45 | 28 | 19 | 31 | 21.8 | 8 | 6 | 186.5 | 110 | 15 | M10 |
| Ø32 | -80-100 | 235 | 130 | 165 | 130 | 170 | 208 | 170 | 13 | 28.5 | 70 | 4.5 | 200 | 55 | 32 | 19 | 35 | 21.8 | 10 | 6 | 201.5 | 130 | 18 | M10 | |
| Ø40 | 260.5 | 130 | 165 | 150 | 210 | 254 | 196 | 15 | 34 | 90 | 4.5 | 200 | 65 | 40 | 19 | 43 | 21.8 | 12 | 8 | 230 | 150 | 20 | M10 | ||
| 1.5kw | Ø32 | 5- | 252 | 130 | 165 | 130 | 170 | 208 | 170 | 13 | 28.5 | 70 | 4.5 | 200 | 55 | 32 | 24 | 35 | 27.3 | 10 | 8 | 201.5 | 130 | 18 | M10 |
| Ø40 | -80-100 | 293.5 | 130 | 165 | 150 | 210 | 254 | 196 | 15 | 34 | 90 | 4.5 | 200 | 65 | 40 | 24 | 43 | 27.3 | 12 | 8 | 230 | 150 | 20 | M10 | |
| Ø50 | 321.5 | 130 | 165 | 160 | 230 | 290 | 210 | 18 | 40 | 100 | 4.5 | 200 | 75 | 50 | 24 | 53.5 | 27.3 | 14 | 8 | 265 | 170 | 25 | M10 | ||
| 2.2kw | Ø40 | 5- | 290 | 180 | 215 | 150 | 210 | 254 | 196 | 15 | 34 | 90 | 5.5 | 250 | 65 | 40 | 28 | 43 | 31.3 | 12 | 8 | 230 | 150 | 20 | M12 |
| Ø50 | -80-100 | 334 | 180 | 215 | 160 | 230 | 290 | 210 | 18 | 40 | 100 | 5.5 | 250 | 75 | 50 | 28 | 53.5 | 31.3 | 14 | 8 | 265 | 170 | 25 | M12 | |
Company Profile
We are a professional reducer manufacturer located in HangZhou, ZHangZhoug province.Our leading products is full range of RV571-150 worm reducers , also supplied GKM hypoid helical gearbox, GRC inline helical gearbox, PC units, UDL Variators and AC Motors, G3 helical gear motor.Products are widely used for applications such as: foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.With fast delivery, superior after-sales service, advanced producing facility, our products sell well both at home and abroad. We have exported our reducers to Southeast Asia, Eastern Europe and the Middle East and so on.Our aim is to develop and innovate on the basis of high quality, and create a good reputation for reducers.
Workshop:
Exhibition
ZheJiang PTC Fair:
Packaging & Shipping
After Sales Service
1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other Service: Including modeling selection guide, installation guide, and problem resolution guide, etc
FAQ
1.Q:Can you make as per customer drawing?
A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
A:4000-5000 PCS/MONTH
5.Q:Free sample is available or not?
A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
A:Yes, we have CE certificate and SGS certificate report.
Contact information:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!
| Application: | Motor, Machinery, Marine, Agricultural Machinery, Power Transmission Applications |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical or Horizontal Type |
| Step: | Two Stage- Three Stage |
| Samples: |
US$ 35/Piece
1 Piece(Min.Order) | |
|---|
| 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.
Relationship Between Helix Angle and Load Capacity in Helical Gears
The helix angle of helical gears plays a significant role in determining their load-carrying capacity and overall performance. Here’s the relationship between the helix angle and load capacity:
1. Load Distribution: The helix angle affects how the load is distributed along the gear teeth. A larger helix angle results in a more gradual tooth engagement, allowing for smoother load sharing across multiple teeth. This improves the gear’s ability to handle higher loads.
2. Contact Ratio: The contact ratio, which indicates the number of teeth in contact at any given time, increases with a larger helix angle. A higher contact ratio helps distribute the load over a larger area of the gear teeth, enhancing load-carrying capacity.
3. Tooth Meshing: The helix angle affects how the teeth mesh with each other. A higher helix angle promotes gradual and smoother meshing, reducing the concentration of stress on individual teeth. This results in improved resistance to wear and fatigue.
4. Axial Thrust: Helical gears produce axial thrust due to their helical nature. This thrust can affect the gear’s ability to handle radial loads. Proper consideration of the helix angle can help manage axial thrust and prevent overloading.
5. Lubrication: The helix angle affects the lubrication conditions between gear teeth. A larger helix angle may allow better oil flow and lubrication, reducing friction and wear, thereby enhancing load capacity.
6. Noise and Vibration: The helix angle also influences noise and vibration levels in helical gears. Optimal helix angle selection can minimize noise and vibration, contributing to smoother operation and prolonged gear life.
Optimal Helix Angle Selection: While a larger helix angle generally increases load capacity, it’s important to strike a balance. Extremely large helix angles can lead to reduced tooth strength and efficiency. Engineers consider factors like application requirements, tooth strength, and noise considerations when selecting the optimal helix angle for a specific gear design.
The relationship between the helix angle and load capacity underscores the importance of proper gear design to ensure optimal performance, durability, and reliability in various applications.
Limitations and Disadvantages of Helical Gear Systems
While helical gear systems offer numerous advantages, they also come with certain limitations and disadvantages:
- Axial Thrust: Helical gears generate axial thrust due to the helix angle of the teeth. This thrust can cause additional load on bearings and may require additional measures to counteract.
- Complex Manufacturing: The manufacturing process for helical gears is more complex than that of straight-toothed gears, which can lead to higher production costs.
- Axial Length: Helical gears require more axial space compared to spur gears with the same gear ratio. This can be a limitation in applications with space constraints.
- Sliding Contact: Helical gears have sliding contact between their teeth, which can result in higher friction and more heat generation compared to rolling contact gears.
- Efficiency: Although helical gears are generally efficient, their efficiency can be slightly lower than that of some other gear types, especially at high speeds.
- Complexity in Gearbox Design: The inclination of helical gear teeth introduces additional complexity in gearbox design and alignment.
- Reverse Thrust: In some cases, reverse thrust can occur when helical gears are subjected to high axial loads, leading to undesirable effects.
It’s important to consider these limitations and disadvantages when selecting gear systems for specific applications. Despite these challenges, helical gears remain a popular choice in various industries due to their benefits and overall performance characteristics.
editor by CX 2023-09-21
China Hot selling Z89 Helical Gear Box with Electric Motor Hard Surface Gear Unit CZPT gearbox and motor
Product Description
§§ Overview
SIMOGEAR helical geared motors
Features
- High range of transmission ratios (plug-on pinion)
- Very economic performance
- Very energy efficient (efficiencies of 98 % per stage)
- High power range
Mechanical construction
- Stages: 1, 2 or 3
- Mounting types: foot-mounted and flange-mounted designs, housing flange
- Shaft design: CZPT shaft
Transmission stages
• 2-stage or 3-stage helical geared motors
• 1-stage helical geared motors for high output speeds
• 4-stage to 6-stage helical geared motors for very low output speeds
Typical applications
- Conveyor belt
- Transport of packaged goods
- Vertical conveyor
Technical data
§§ About new SIMOGEAR geared motors
The SIMOGEAR geared motor delivers performance from 0.09 kW up to 55 kW. It can achieve a gear unit torque up to 19 500 Nm with helical, parallel shaft, bevel, helical worm and worm geared motors Due to accordance to the current measures, SIMOGEAR is compatible to many other suppliers of geared motors.
• SIMOGEAR geared motors are the new generation of geared motors from Siemens.
• SIMOGEAR geared motors can be obtained as helical geared motors, parallel shaft geared motors, bevel geared motors and helical worm geared motors.
• The fine-tuned sizes of the SIMOGEAR gearboxes offer you the right drive regarding the gearbox type, output nominal torque and ratio.
• SIMOGEAR geared motors stand out especially due to their energy efficiency, compactness and their little weight.
• State-of-the-art production technology and improved testing methods ensure the highest degree of quality and reliability.
§§ Gearbox type
§§ Advantages at a glance
• Based on an optimum design principle on the gear unit side, and by using new, energy-efficient motors, SIMOGEAR plays a role in reducing the energy costs of your plant or system
• As a result of the finely scaled portfolio, you only pay for the power rating that you actually require
• As a result of the compact dimensions, SIMOGEAR can even be integrated into the smallest spaces
| Application: | Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Layout: | Coaxial |
| Gear Shape: | Bevel Gear |
| Step: | Double-Step |
| Samples: |
US$ 500/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Types of Helical Gear Arrangements
Yes, there are different types of helical gear arrangements available to suit various applications and requirements. Some of the common helical gear arrangements include:
Parallel Shaft Arrangement: In this arrangement, the axes of the driving and driven shafts are parallel to each other. It is the most straightforward configuration and is often used in applications where space is not a constraint, and the gearboxes can be placed side by side.
Right-Angle Shaft Arrangement: In a right-angle arrangement, the driving and driven shafts are positioned at a 90-degree angle to each other. This arrangement is space-saving and is commonly used in applications where the layout requires a change in direction of the power transmission.
Double Helical Gear Arrangement (Herringbone Gears): Double helical gears consist of two sets of helical teeth facing each other. This arrangement helps to cancel out axial forces and reduces the net thrust load on bearings. It is often used in heavy-duty applications to minimize wear and vibration.
Crossed Helical Gear Arrangement (Screw Gears): In this configuration, the axes of the driving and driven shafts are neither parallel nor intersecting. It is suitable for applications requiring non-parallel and non-intersecting shafts.
The choice of helical gear arrangement depends on factors such as available space, power transmission requirements, and the desired layout of the machinery or equipment. Each arrangement has its advantages and disadvantages, and selecting the appropriate one is crucial for achieving optimal performance and efficiency.
Can Helical Gearboxes Be Retrofitted into Existing Machinery Designs?
Yes, helical gearboxes can often be retrofitted into existing machinery designs, providing an opportunity to upgrade the performance, efficiency, and reliability of older equipment. Here are the key points to consider when retrofitting helical gearboxes:
1. Compatibility: Before proceeding with a retrofit, it’s essential to ensure that the new helical gearbox is compatible with the existing machinery in terms of size, mounting, and shaft connections. Proper measurements and analysis are necessary to avoid any misalignment or fitment issues.
2. Space Considerations: Helical gearboxes may have a different physical profile compared to the original gearboxes. Engineers need to assess the available space in the machinery and confirm that the new gearbox will fit without major modifications.
3. Shaft Alignment: Proper shaft alignment is crucial to ensure smooth and efficient operation. During the retrofit, it’s important to align the new helical gearbox with other components in the system to prevent premature wear, noise, and vibration.
4. Power and Torque Ratings: The power and torque ratings of the helical gearbox should match or exceed the requirements of the machinery. This ensures that the new gearbox can handle the loads and stresses that the machinery may encounter.
5. Performance Improvements: Retrofitting with helical gearboxes can lead to improved efficiency, reduced noise, and smoother operation. These benefits can positively impact the overall performance and lifespan of the machinery.
6. Engineering Expertise: Retrofitting involves careful planning, engineering analysis, and implementation. Working with experienced engineers or gearbox specialists is advisable to ensure a successful retrofit without compromising the integrity of the machinery.
7. Cost-Benefit Analysis: Assessing the costs of the retrofit, including the cost of the new gearbox, installation, downtime, and potential modifications, is essential. Comparing these costs to the anticipated benefits of improved performance and efficiency will help make an informed decision.
8. Maintenance Considerations: Retrofitting may also impact maintenance practices. It’s important to understand any changes in lubrication requirements, inspection intervals, and servicing needs that come with the new gearbox.
Conclusion: Retrofitting helical gearboxes into existing machinery designs can be a cost-effective way to enhance the performance and extend the lifespan of equipment. However, careful planning, engineering analysis, and professional expertise are crucial to ensure a successful retrofit that delivers the desired improvements without causing unforeseen issues.
Efficiency of Helical Gearboxes Compared to Other Gearbox Types
Helical gearboxes are known for their relatively high efficiency compared to some other gearbox types. Here’s a comparison of their efficiency with other common gearbox configurations:
- Straight-Cut (Spur) Gearboxes: Helical gearboxes are generally more efficient than straight-cut gearboxes. The helical tooth design allows for smoother engagement and better load distribution, reducing friction and energy losses. This results in higher overall efficiency for helical gearboxes.
- Bevel Gearboxes: Bevel gearboxes, which are commonly used for right-angle applications, typically have lower efficiency compared to helical gearboxes. The bevel gear design involves sliding contact between gear teeth, leading to higher friction and energy losses.
- Worm Gearboxes: Helical gearboxes are generally more efficient than worm gearboxes. Worm gearboxes have a relatively lower efficiency due to the sliding action between the worm and the gear, resulting in higher friction and heat generation.
- Planetary Gearboxes: Planetary gearboxes can offer comparable efficiency to helical gearboxes, especially when well-designed. However, planetary gearboxes can have variations in efficiency depending on factors such as the number of planet gears and gear arrangements.
While helical gearboxes tend to offer good efficiency, it’s important to note that efficiency can also be influenced by factors such as gear quality, lubrication, operating conditions, and maintenance practices. Consulting with gearbox manufacturers and considering specific application requirements is crucial when determining the most efficient gearbox solution.
editor by CX 2023-09-18