Product Description
Product Description
China High positioning accuracy motor reducer reduction gearbox cycloidal gear reducer
motor reducer reduction gearbox cycloidal gear reducer Installed with radial thrust ball bearings, so it can support external load, torque rigidity, large allowable torque, can reduce the number of components required, easy installation. The revolution speed of WRV gears is slower and vibration is reduced, which can reduce the motor structure (input gear) and inertia.
HangZhou Fubao Electromechanical Technology Co., Ltd.motor reducer reduction gearbox cycloidal gear reducer High precision, high rigidity, high torque, high load and other characteristics realize hollow design at the same time. After being hollowed out, the ease of use of the product is improved due to the variety of piping and cable layout options.
motor reducer reduction gearbox cycloidal gear reducer features:
A. Hollow mechanism
1. Cables can be inserted inside the reducer;
2. The space-saving design of the device is realized.
B. Main bearing built-in mechanism
1. Improved reliability;
2. Total cost reduction;
3. Radial thrust ball bearings are installed, so they can support external loads. High rigidity and large bending moment bearing capacity make it suitable for rotating shafts;
4. It can reduce the number of components required;
5. Easy to install.
C, 2-stage deceleration mechanism
1. Small vibration;
2. Small Gd2;
2. The revolution speed of the gear is slowed down, the vibration is reduced, and the direct connection part of the motor (input gear) can be reduced, and the inertia can be reduced.
D. Double-column support mechanism
1. High torsional rigidity;
2. Small vibration;
3. Strong impact resistance (500% of rated torque);
4. The crank shaft is supported by double columns in the reducer.
E. Rolling contact mechanism
1. Excellent starting power;
2. Small abrasion and long service life;
3. Small backlash (1arc.min);
4. Use rolling bearings.
F. Pin gear mechanism
1. WRV gears and pins have many meshes at the same time.
Product Parameters
| WRV-C(Hollow type) | Specifications | WRV-10C | WRV-27C | WRV-50C | WRV-100C | WRV-200C | WRV-320C | WRV-500C |
| Rated output torque | 686 | 980 | 1764 | 2450 | 8820 | 2 0571 | 34300 | |
| Reduction ratio | 27 | 36.57 | 32.54 | 36.75 | 34.86 | 35.61 | 37.34 | |
| Backlash | <=1 | |||||||
Detailed Photos
Application Case
Company Profile
HangZhou Fubao Electromechanical Technology Co., Ltd. was established in 2008, the company has a complete precision reducer design, production capacity. Set R & D, manufacturing, assembly and sales, more in the field of gear manufacturing has more than 10 years of background, in the manufacturing equipment is equipped with Switzerland Riesenhahl gear grinding machine, domestic Qinchuan gear grinding machine, hamai gear hobbing machine and domestic Xihu (West Lake) Dis. gear hobbing machine, Japan Yasaki TLGmazak CNC lathe, CNC milling machine and other fully CNC equipment, In addition, it is equipped with other advanced measuring equipment such as Japanese TTI gear detector, 3 coordinate measurement, reducer backlash measurement instrument and so on. In a strong manufacturing capacity at the same time, can be stable, continuous manufacturing of high-quality precision reducer products.
The precision reducer produced by our company has the characteristics of high structural rigidity, small back backlash, precise transmission and so on. It is widely used in various industries. Companies adhering to the concept of let customers participate in manufacturing, and strive to provide customers with more personalized services. In the field of precision transmission has a unique achievements. It is our CHINAMFG pursuit to make far-reaching contributions.
Factory Display
FAQ
Q: Speed reducer grease replacement time
A: When sealing appropriate amount of grease and running reducer, the standard replacement time is 20000 hours according to the aging condition of the grease. In addition, when the grease is stained or used in the surrounding temperature condition (above 40ºC), please check the aging and fouling of the grease, and specify the replacement time.
Q: Delivery time
A: Fubao has 2000+ production base, daily output of 1000+ units, standard models within 7 days of delivery.
Q: Reducer selection
A: Fubao provides professional product selection guidance, with higher product matching degree, higher cost performance and higher utilization rate.
Q: Application range of reducer
A: Fubao has a professional research and development team, complete category design, can match any stepping motor, servo motor, more accurate matching.
| Application: | Motor, Machinery, Agricultural Machinery, Robot Arm |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction, Speed Increase, Lower Rpm and Increase Torque |
| Layout: | Cycloidal |
| Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Are there any disadvantages or limitations to using gear reducer systems?
While gear reducer systems offer numerous advantages, they also come with certain disadvantages and limitations that should be considered during the selection and implementation process:
1. Size and Weight: Gear reducers can be bulky and heavy, especially for applications requiring high gear ratios. This can impact the overall size and weight of the machinery or equipment, which may be a concern in space-constrained environments.
2. Efficiency Loss: Despite their high efficiency, gear reducers can experience energy losses due to friction between gear teeth and other components. This can lead to a reduction in overall system efficiency, particularly in cases where multiple gear stages are used.
3. Cost: The design, manufacturing, and assembly of gear reducers can involve complex processes and precision machining, which can contribute to higher initial costs compared to other power transmission solutions.
4. Maintenance: Gear reducer systems require regular maintenance, including lubrication, inspection, and potential gear replacement over time. Maintenance activities can lead to downtime and associated costs in industrial settings.
5. Noise and Vibration: Gear reducers can generate noise and vibrations, especially at high speeds or when operating under heavy loads. Additional measures may be needed to mitigate noise and vibration issues.
6. Limited Gear Ratios: While gear reducers offer a wide range of gear ratios, there may be limitations in achieving extremely high or low ratios in certain designs.
7. Temperature Sensitivity: Extreme temperatures can affect the performance of gear reducer systems, particularly if inadequate lubrication or cooling is provided.
8. Shock Loads: While gear reducers are designed to handle shock loads to some extent, severe shock loads or abrupt changes in torque can still lead to potential damage or premature wear.
Despite these limitations, gear reducer systems remain widely used and versatile components in various industries, and their disadvantages can often be mitigated through proper design, selection, and maintenance practices.

What maintenance practices are essential for prolonging the lifespan of gear reducers?
Proper maintenance is crucial for extending the lifespan and ensuring optimal performance of gear reducers. Here are essential maintenance practices:
- 1. Lubrication: Regular lubrication of gear reducers is vital to reduce friction, wear, and heat generation. Use the recommended lubricant and follow the manufacturer’s guidelines for lubrication intervals.
- 2. Inspection: Routinely inspect gear reducers for signs of wear, damage, or leaks. Check for unusual noises, vibrations, or temperature increases during operation.
- 3. Alignment: Ensure proper alignment of the input and output shafts. Misalignment can lead to increased wear, noise, and reduced efficiency. Align the components according to the manufacturer’s specifications.
- 4. Cooling and Ventilation: Maintain proper cooling and ventilation to prevent overheating. Ensure that cooling fans and vents are clean and unobstructed.
- 5. Seal Maintenance: Inspect and replace seals as needed to prevent contaminants from entering the gear reducer. Contaminants can lead to accelerated wear and reduced performance.
- 6. Bolts and Fasteners: Regularly check and tighten bolts and fasteners to prevent loosening during operation, which can cause misalignment or component damage.
- 7. Replacing Worn Components: Replace worn or damaged components, such as gears, bearings, and seals, with genuine parts from the manufacturer.
- 8. Vibration Analysis: Conduct periodic vibration analysis to identify potential issues early. Excessive vibration can indicate misalignment or component wear.
- 9. Maintenance Records: Keep detailed maintenance records, including lubrication schedules, inspection dates, and component replacements. This helps track the history of the gear reducer and aids in future maintenance planning.
- 10. Training: Provide proper training to maintenance personnel on gear reducer maintenance and troubleshooting techniques.
By adhering to these maintenance practices, you can maximize the lifespan of your gear reducers, minimize downtime, and ensure reliable operation in your industrial processes.

Can you explain the different types of gear reducers available in the market?
There are several types of gear reducers commonly used in industrial applications:
1. Spur Gear Reducers: These reducers have straight teeth and are cost-effective for applications requiring moderate torque and speed reduction. They are efficient but may produce more noise compared to other types.
2. Helical Gear Reducers: Helical gears have angled teeth, which provide smoother and quieter operation compared to spur gears. They offer higher torque capacities and are suitable for heavy-duty applications.
3. Bevel Gear Reducers: Bevel gears have conical shapes and intersect at an angle, allowing them to transmit power between non-parallel shafts. They are commonly used in applications where shafts intersect at 90 degrees.
4. Worm Gear Reducers: Worm gears consist of a worm (screw) and a mating gear (worm wheel). They offer high torque reduction and are used for applications requiring high ratios, although they can be less efficient.
5. Planetary Gear Reducers: These reducers use a system of planetary gears to achieve high torque output in a compact design. They provide excellent torque multiplication and are commonly used in robotics and automation.
6. Cycloidal Gear Reducers: Cycloidal drives use an eccentric cam to achieve speed reduction. They offer high shock load resistance and are suitable for applications with frequent starting and stopping.
7. Harmonic Drive Reducers: Harmonic drives use a flexible spline to achieve high gear reduction ratios. They provide high precision and are commonly used in applications requiring accurate positioning.
8. Hypoid Gear Reducers: Hypoid gears have helical teeth and non-intersecting shafts, making them suitable for applications with space limitations. They offer high torque and efficiency.
Each type of gear reducer has its own advantages and limitations, and the choice depends on factors such as torque requirements, speed ratios, noise levels, space constraints, and application-specific needs.


editor by CX 2023-12-07
China high quality Mini Electric Motor Harmonic Gear Speed Reducer Transmission Gearbox supplier
Product Description
Product Description:
1. Flexspline is a hollow flanging standard cylinder structure.
2. The structure of the whole item is compact. The input shaft is directly matched with the inner hole of the wave generator. They are connected by a flat key slot.
3. The connecting way is circular spline fixed and flexible output, Or it can also be used that flexible fixed and circular spline output.
Advantages:
1. High precision, high torque
2. Dedicated technical personnel can be on-the-go to provide design solutions
3. Factory direct sales fine workmanship durable quality assurance
4. Product quality issues have a one-year warranty time, can be returned for replacement or repair
Company profile:
HangZhou CHINAMFG Technology Co., Ltd. established in 2014, is committed to the R & D plant of high-precision transmission components. At present, the annual production capacity can reach 45000 sets of harmonic reducers. We firmly believe in quality first. All links from raw materials to finished products are strictly supervised and controlled, which provides a CHINAMFG foundation for product quality. Our products are sold all over the country and abroad.
The harmonic reducer and other high-precision transmission components were independently developed by the company. Our company spends 20% of its sales every year on the research and development of new technologies in the industry. There are 5 people in R & D.
Our advantage is as below:
1.7 years of marketing experience
2. 5-person R & D team to provide you with technical support
3. It is sold at home and abroad and exported to Turkey and Ireland
4. The product quality is guaranteed with a one-year warranty
5. Products can be customized
Strength factory:
Our plant has an entire campus The number of workshops is around 300 Whether it’s from the production of raw materials and the procurement of raw materials to the inspection of finished products, we’re doing it ourselves. There is a complete production system
HCS-I Parameter:
| Model | Speed ratio | Enter the rated torque at 2000r/min | Allowed CHINAMFG torque at start stop | The allowable maximum of the average load torque | Maximum torque is allowed in an instant | Allow the maximum speed to be entered | Average input speed is allowed | Back gap | design life | ||||
| NM | kgfm | NM | kgfm | NM | kgfm | NM | kgfm | r / min | r / min | Arc sec | Hour | ||
| 11 | 80 | 3.8 | 0.4 | 8.5 | 0.9 | 6.8 | 0.7 | 19.1 | 1.9 | 8000 | 3000 | ≤30 | 10000 |
| 100 | 4.1 | 0.4 | 8.9 | 0.9 | 7.2 | 0.7 | 20 | 2 | |||||
| 14 | 50 | 6.2 | 0.6 | 20.7 | 2.1 | 7.9 | 0.7 | 40.3 | 4.1 | 7000 | 3000 | ≤30 | 15000 |
| 80 | 9 | 0.9 | 27 | 2.7 | 12.7 | 1.3 | 54.1 | 5.5 | |||||
| 100 | 9 | 0.9 | 32 | 3.3 | 12.7 | 1.3 | 62.1 | 6.3 | |||||
| 17 | 50 | 18.4 | 1.9 | 39 | 4 | 29.9 | 3 | 80.5 | 8.2 | 6500 | 3000 | ≤30 | 15000 |
| 80 | 25.3 | 2.6 | 49.5 | 5 | 31 | 3.2 | 100.1 | 10.2 | |||||
| 100 | 27.6 | 2.8 | 62 | 6.3 | 45 | 4.6 | 124.2 | 12.7 | |||||
| 20 | 50 | 28.8 | 2.9 | 64.4 | 6.6 | 39 | 4 | 112.7 | 11.5 | 5600 | 3000 | ≤30 | 15000 |
| 80 | 39.1 | 4 | 85 | 8.8 | 54 | 5.5 | 146.1 | 14.9 | |||||
| 100 | 46 | 4.7 | 94.3 | 9.6 | 56 | 5.8 | 169.1 | 17.2 | |||||
| 120 | 46 | 4.7 | 100 | 10.2 | 56 | 5.8 | 169.1 | 17.2 | |||||
| 160 | 46 | 4.7 | 112 | 10.9 | 56 | 5.8 | 169.1 | 17.2 | |||||
| 25 | 50 | 44.9 | 4.6 | 113 | 11.5 | 63 | 6.5 | 213.9 | 21.8 | 4800 | 3000 | ≤30 | 15000 |
| 80 | 72.5 | 7.4 | 158 | 16.1 | 100 | 10.2 | 293.3 | 29.9 | |||||
| 100 | 77.1 | 7.9 | 181 | 18.4 | 124 | 12.7 | 326.6 | 33.3 | |||||
| 120 | 77.1 | 7.9 | 192 | 19.6 | 124 | 12.7 | 349.6 | 35.6 | |||||
| 32 | 50 | 87.4 | 8.9 | 248 | 25.3 | 124 | 12.7 | 439 | 44.8 | 4000 | 3000 | ≤30 | 15000 |
| 80 | 135.7 | 13.8 | 350 | 35.6 | 192 | 19.6 | 653 | 66.6 | |||||
| 100 | 157.6 | 16.1 | 383 | 39.1 | 248 | 25.3 | 744 | 75.9 | |||||
| 120 | 157.6 | 16.1 | 406 | 41.4 | 248 | 25.3 | 789 | 80.5 | |||||
HCG Parameter:
| Model | Speed ratio | Enter the rated torque at 2000r/min | Allowed CHINAMFG torque at start stop | The allowable maximum of the average load torque | Maximum torque is allowed in an instant | Allow the maximum speed to be entered | Average input speed is allowed | Back gap | design life | ||||
| NM | kgfm | NM | kgfm | NM | kgfm | NM | kgfm | r / min | r / min | Arc sec | Hour | ||
| 11 | 80 | 3.8 | 0.4 | 8.5 | 0.9 | 6.8 | 0.7 | 19.1 | 1.9 | 8000 | 3000 | ≤20 | 10000 |
| 100 | 4.1 | 0.4 | 8.9 | 0.9 | 7.2 | 0.7 | 20 | 2 | |||||
| 14 | 50 | 7 | 0.7 | 23 | 2.3 | 9 | 0.9 | 46 | 4.7 | 10000 | 6500 | ≤20 | 15000 |
| 80 | 10 | 1 | 30 | 3.1 | 14 | 1.4 | 61 | 6.2 | |||||
| 100 | 10 | 1 | 36 | 3.7 | 14 | 1.4 | 70 | 7.2 | |||||
| 17 | 50 | 21 | 2.1 | 44 | 4.5 | 34 | 3.4 | 91 | 9 | 7500 | 5600 | ≤20 | 20000 |
| 80 | 29 | 2.9 | 56 | 5.7 | 35 | 3.6 | 113 | 12 | |||||
| 100 | 31 | 3.2 | 70 | 7.2 | 51 | 5.2 | 143 | 15 | |||||
| 20 | 50 | 33 | 3.3 | 73 | 7.4 | 44 | 4.5 | 127 | 13 | 7000 | 4800 | ≤20 | 2000 |
| 80 | 44 | 4.5 | 96 | 9.8 | 61 | 6.2 | 165 | 17 | |||||
| 100 | 52 | 5.3 | 107 | 10.9 | 64 | 6.5 | 191 | 20 | |||||
| 120 | 52 | 5.3 | 113 | 11.5 | 64 | 6.5 | 191 | 20 | |||||
| 160 | 52 | 5.3 | 120 | 12.2 | 64 | 6.5 | 191 | 20 | |||||
| 25 | 50 | 51 | 5.2 | 127 | 13 | 72 | 7.3 | 242 | 25 | 5600 | 4000 | ≤20 | 2000 |
| 80 | 82 | 8.4 | 178 | 18 | 113 | 12 | 332 | 34 | |||||
| 100 | 87 | 8.9 | 204 | 21 | 140 | 14 | 369 | 38 | |||||
| 120 | 87 | 8.9 | 217 | 22 | 140 | 14 | 395 | 40 | |||||
| 32 | 50 | 99 | 10 | 281 | 29 | 140 | 14 | 497 | 51 | 5600 | 3000 | ≤20 | 2000 |
| 80 | 153 | 16 | 395 | 40 | 217 | 22 | 738 | 75 | |||||
| 100 | 178 | 18 | 433 | 44 | 281 | 29 | 841 | 86 | |||||
| 120 | 178 | 18 | 459 | 47 | 281 | 29 | 892 | 91 | |||||
Exhibitions:
Application case:
FQA:
Q: What should I provide when I choose a gearbox/speed reducer?
A: The best way is to provide the motor drawing with parameters. Our engineer will check and recommend the most suitable gearbox model for your reference.
Or you can also provide the below specification as well:
1) Type, model, and torque.
2) Ratio or output speed
3) Working condition and connection method
4) Quality and installed machine name
5) Input mode and input speed
6) Motor brand model or flange and motor shaft size
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Car |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | 90 Degree |
| Layout: | Coaxial |
| Gear Shape: | Cylindrical Gear |
| Step: | Single-Step |
| Customization: |
Available
| Customized Request |
|---|


editor by CX 2023-11-28
China Hot selling Round Square Flange Supr Gear Planetary Gearbox Speed Transmission Reducer for Stepper and Servo DC Motor gearbox adjustment
Product Description
Product Description:
Planetar gearbox is a kind of reducer with wide versatility. The inner gear adopts low carbon alloy steel carburizing quenching and grinding or nitriding process. Planetary gearbox has the characteristics of small structure size, large output torque, high speed ratio, high efficiency, safe and reliable performance, etc. The inner gear of the planetary gearbox can be divided into spur gear and helical gear.
Technical parameter:
| Section number | single section | ||||||||
| Reduction ratio | i | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Rated output torque (Ta) | Nm | 55 | 50 | 60 | 55 | 50 | 45 | 40 | 40 |
| Emergency stop torque (Tzwor*) | Nm | Three times the rated output torque | |||||||
| Rated input speed (n) | rpm | 5000 | |||||||
| Maximum input speed (na) | rpm | 1000o | |||||||
| Ultra-precision backlash (PO) | arcmin | – | |||||||
| Precision backlash (P1) | arcmin | ≤3 | |||||||
| Standard backlash (P2) | arcmin | ≤5 | |||||||
| Torsional rigidity | Nm/arcmin | 7 | |||||||
| Allowable radial force | N | 1530 | |||||||
| allowable axial force | N | 765 | |||||||
| service life | hr | 20000 | |||||||
| effectiveness (n) | % | ≥97% | |||||||
| weight | kg | 1.3 | |||||||
| Operating temperature | ºC | -10°ºC~+90°ºC | |||||||
| lubricating | Synthetic grease | ||||||||
| Protection class | IP64 | ||||||||
| Installation direction | any direction | ||||||||
| Noise value(n1=3000rpm,no load) | dB(A) | ≤58 | |||||||
| Moment of inertia (J) | kg-cm’ | 0.16 0.14 0.13 | |||||||
Picture:
Rear Reducer features:
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.
Company Information:
HangZhou ChangLong Motor Co.,Ltd
( original HangZhou LINNAN Special Motor Factory)
With 20 years’ hard working on developing , designing and manufacturing the high-speed electrical spindle, we have got our new GDZ-series electrical spindle, which is well recognized by clients for its great and stable quality after being put large quantities to the market. We provide quality guarantee and after-sales service for all of our products with the free manual work and the cost price for the materials or fittings.
FAQ:
How about the warrantly about your company?
bearings=half a year, other parts a year
Which kinds of bearing you are using?
It will according to your order. We have different price range for you with different bearing.
Do you have other spare parts for spindle motor, just like gripper, VFD, collet ?
We have all kits.And we can let engineers help you to program them.
Can I visit your factory?
Yes, welcome to our factory.
Do you have installation page?
Yes,we have.
Can you show me the inspection report ?
Yes We will send you inspection report of spindle after you send me full money before despatch.
The reasen is that I’m not sure which spindle will be sent to you.Every spindle have it’s inspection report .And they are different in details.Only if you pay the money,we can decide which spindle to deliver you.
We also have spindle motor matching inverter(VFD), collet , gripper etc.
If you need other kinds of parts, please don’t hesitate to contact us.
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction |
| Layout: | Cycloidal |
| Hardness: | Hardened Tooth Surface |
| Step: | Double-Step |
| Type: | Planetary Gear Box |
| Customization: |
Available
| Customized Request |
|---|

How do gear reducers contribute to energy efficiency in machinery and equipment?
Gear reducers play a significant role in enhancing energy efficiency in various machinery and equipment. Here’s how they contribute:
1. Speed Reduction: Gear reducers are commonly used to reduce the speed of the input shaft, allowing the motor to operate at a higher speed where it’s most efficient. This speed reduction helps match the motor’s optimal operating range, reducing energy consumption.
2. Torque Increase: Gear reducers can increase torque output while decreasing speed, enabling machinery to handle higher loads without the need for a larger, more energy-intensive motor.
3. Matching Load Requirements: By adjusting gear ratios, gear reducers ensure that the machinery’s output speed and torque match the load requirements. This prevents the motor from operating at unnecessary high speeds, saving energy.
4. Variable Speed Applications: In applications requiring variable speeds, gear reducers allow for efficient speed control without the need for continuous motor adjustments, improving energy usage.
5. Efficient Power Transmission: Gear reducers efficiently transmit power from the motor to the load, minimizing energy losses due to friction and inefficiencies.
6. Motor Downsizing: Gear reducers enable the use of smaller, more energy-efficient motors by converting their higher speed, lower torque output into the lower speed, higher torque needed for the application.
7. Decoupling Motor and Load Speeds: In cases where the motor and load speeds are inherently different, gear reducers ensure the motor operates at its most efficient speed while still delivering the required output to the load.
8. Overcoming Inertia: Gear reducers help overcome the inertia of heavy loads, making it easier for motors to start and stop, reducing energy consumption during frequent operation.
9. Precise Control: Gear reducers provide precise control over speed and torque, optimizing the energy consumption of machinery in processes that require accurate adjustments.
10. Regenerative Braking: In some applications, gear reducers can be used to capture and convert kinetic energy back into electrical energy during braking or deceleration, improving overall energy efficiency.
By efficiently managing speed, torque, and power transmission, gear reducers contribute to energy-efficient operation, reducing energy consumption, and minimizing the environmental impact of machinery and equipment.

Can gear reducers be used for both speed reduction and speed increase?
Yes, gear reducers can be utilized for both speed reduction and speed increase, depending on their design and arrangement. The functionality to either decrease or increase rotational speed is achieved by altering the arrangement of gears within the gearbox.
1. Speed Reduction: In speed reduction applications, a gear reducer is designed with gears of different sizes. The input shaft connects to a larger gear, while the output shaft is connected to a smaller gear. As the input shaft rotates, the larger gear turns the smaller gear, resulting in a decrease in output speed compared to the input speed. This configuration provides higher torque output at a lower speed, making it suitable for applications that require increased force or torque.
2. Speed Increase: For speed increase, the gear arrangement is reversed. The input shaft connects to a smaller gear, while the output shaft is connected to a larger gear. As the input shaft rotates, the smaller gear drives the larger gear, resulting in an increase in output speed compared to the input speed. However, the torque output is lower than that of speed reduction configurations.
By choosing the appropriate gear ratios and arrangement, gear reducers can be customized to meet specific speed and torque requirements for various industrial applications. It’s important to select the right type of gear reducer and configure it correctly to achieve the desired speed reduction or speed increase.

How do gear reducers contribute to speed reduction and torque increase?
Gear reducers play a crucial role in mechanical systems by achieving speed reduction and torque increase through the principle of gear ratios. Here’s how they work:
Gear reducers consist of multiple gears with different sizes, known as gear pairs. These gears are meshed together, and their teeth interlock to transmit motion and power. The gear ratio is determined by the ratio of the number of teeth on the input gear (driver) to the number of teeth on the output gear (driven).
Speed Reduction: When a larger gear (output gear) is driven by a smaller gear (input gear), the output gear rotates at a slower speed than the input gear. This reduction in speed is proportional to the gear ratio. As a result, gear reducers are used to slow down the rotational speed of the output shaft compared to the input shaft.
Torque Increase: The interlocking teeth of gears create a mechanical advantage that allows gear reducers to increase torque output. When the input gear applies a force (torque) to the teeth, it is transmitted to the output gear with greater force due to the leverage provided by the larger diameter of the output gear. The torque increase is inversely proportional to the gear ratio and is essential for applications requiring high torque at lower speeds.
By selecting appropriate gear ratios and arranging gear pairs, gear reducers can achieve various speed reduction and torque multiplication factors, making them essential components in machinery and equipment where precise control of speed and torque is necessary.


editor by CX 2023-11-20
China Good quality Rossi Type 180b5 Flange Planetary Gear Reducer Box Gear Motor gearbox assembly
Product Description
Rossi Type 180B5 Flange Planetary Gear Reducer Box Gear Motor
Technical data:
1. Ratio range: 3.15-9N. M
4. Output speed: 0.425-445 r/min
5. Structure mode: Possibility of flange, foot, or shaft mounting solutions
Equivalent to CHINAMFG planetary gear box Characteristic:
1. Wide and comprehensive range of N series for industrial applications
2. Low speed shaft design: Cylindrical with key, splined, hollow with shrink disc or splined hollow shaft
3. Rigid and precise nodular cast iron casing
4. Low noise running, high manufacturing quality standard
Product Description
SGR planetary gear motor
Technical data:
1. Ratio range: 8.1-191
2. Input power: 0.12-270 KW
3. Permit torque rang: ≤ 50000 N. M
4. Output speed: 0.3~205 r/min
5. Structure: Foot-mounted, flange-mounted, shaft-mounted
| Input structure | motor,IEC flange |
| Output speed | motor,IEC flange,input shaft |
| solid shaft, hollow shaft with key,with shrink disk |
Characteristic:
1. Adopt optimized design, module combination, right angle output, space reduction
2. High strength and longevity gears
3. Can be combined with various motors, wider ratio range
4. Big output torque, smoothly startup, high efficiency
FAQ:
1.Are you a factory or trader ?
We are a professional factory which has 20 years history specialized in gear transmission .
2.MOQ:
Our MOQ is 1pcs. However there is 1 handling cost $150 for the single order which less than $3000.00
3. Warranty
Our warranty is 12months
4. Payment term
100% T/T in advance and LC at sight .
5. Do you accept customization ?
YES.SGR have strong R&D team, we can provide customizable service according to requirements.
6. Packing
Generally we use standard export plywood case to arrange the shipment .
7. Delivery time
In normal ,time of delivery is 30days after receiving the prepayment .
8. What kinds of certification do you use ?
DNV-ISO9001:2008, SGS,CE etc, And new products patent.
9. What kinds of inspection you do before shipment ?
We do temperature test, noise, and oil leak inspection and commissioning before shipment.
| Application: | Motor, Electric Cars, Machinery, Marine, Agricultural Machinery |
|---|---|
| Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Four-Step |
| Samples: |
US$ 2000/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

Are there any disadvantages or limitations to using gear reducer systems?
While gear reducer systems offer numerous advantages, they also come with certain disadvantages and limitations that should be considered during the selection and implementation process:
1. Size and Weight: Gear reducers can be bulky and heavy, especially for applications requiring high gear ratios. This can impact the overall size and weight of the machinery or equipment, which may be a concern in space-constrained environments.
2. Efficiency Loss: Despite their high efficiency, gear reducers can experience energy losses due to friction between gear teeth and other components. This can lead to a reduction in overall system efficiency, particularly in cases where multiple gear stages are used.
3. Cost: The design, manufacturing, and assembly of gear reducers can involve complex processes and precision machining, which can contribute to higher initial costs compared to other power transmission solutions.
4. Maintenance: Gear reducer systems require regular maintenance, including lubrication, inspection, and potential gear replacement over time. Maintenance activities can lead to downtime and associated costs in industrial settings.
5. Noise and Vibration: Gear reducers can generate noise and vibrations, especially at high speeds or when operating under heavy loads. Additional measures may be needed to mitigate noise and vibration issues.
6. Limited Gear Ratios: While gear reducers offer a wide range of gear ratios, there may be limitations in achieving extremely high or low ratios in certain designs.
7. Temperature Sensitivity: Extreme temperatures can affect the performance of gear reducer systems, particularly if inadequate lubrication or cooling is provided.
8. Shock Loads: While gear reducers are designed to handle shock loads to some extent, severe shock loads or abrupt changes in torque can still lead to potential damage or premature wear.
Despite these limitations, gear reducer systems remain widely used and versatile components in various industries, and their disadvantages can often be mitigated through proper design, selection, and maintenance practices.

What maintenance practices are essential for prolonging the lifespan of gear reducers?
Proper maintenance is crucial for extending the lifespan and ensuring optimal performance of gear reducers. Here are essential maintenance practices:
- 1. Lubrication: Regular lubrication of gear reducers is vital to reduce friction, wear, and heat generation. Use the recommended lubricant and follow the manufacturer’s guidelines for lubrication intervals.
- 2. Inspection: Routinely inspect gear reducers for signs of wear, damage, or leaks. Check for unusual noises, vibrations, or temperature increases during operation.
- 3. Alignment: Ensure proper alignment of the input and output shafts. Misalignment can lead to increased wear, noise, and reduced efficiency. Align the components according to the manufacturer’s specifications.
- 4. Cooling and Ventilation: Maintain proper cooling and ventilation to prevent overheating. Ensure that cooling fans and vents are clean and unobstructed.
- 5. Seal Maintenance: Inspect and replace seals as needed to prevent contaminants from entering the gear reducer. Contaminants can lead to accelerated wear and reduced performance.
- 6. Bolts and Fasteners: Regularly check and tighten bolts and fasteners to prevent loosening during operation, which can cause misalignment or component damage.
- 7. Replacing Worn Components: Replace worn or damaged components, such as gears, bearings, and seals, with genuine parts from the manufacturer.
- 8. Vibration Analysis: Conduct periodic vibration analysis to identify potential issues early. Excessive vibration can indicate misalignment or component wear.
- 9. Maintenance Records: Keep detailed maintenance records, including lubrication schedules, inspection dates, and component replacements. This helps track the history of the gear reducer and aids in future maintenance planning.
- 10. Training: Provide proper training to maintenance personnel on gear reducer maintenance and troubleshooting techniques.
By adhering to these maintenance practices, you can maximize the lifespan of your gear reducers, minimize downtime, and ensure reliable operation in your industrial processes.

What industries and machinery commonly utilize gear reducers?
Gear reducers are widely used across various industries and types of machinery for torque reduction and speed control. Some common industries and applications include:
- 1. Manufacturing: Gear reducers are used in manufacturing equipment such as conveyors, mixers, and packaging machines to control speed and transmit power efficiently.
- 2. Automotive: They are utilized in vehicles for applications like power transmission in transmissions and differentials.
- 3. Aerospace: Gear reducers are used in aircraft systems, including landing gear mechanisms and engine accessories.
- 4. Robotics and Automation: They play a crucial role in robotic arms, CNC machines, and automated production lines.
- 5. Mining and Construction: Gear reducers are used in heavy machinery like excavators, bulldozers, and crushers for power transmission and torque multiplication.
- 6. Energy and Power Generation: Wind turbines, hydroelectric generators, and other power generation equipment use gear reducers to convert rotational speed and transmit power.
- 7. Marine and Shipbuilding: They are used in ship propulsion systems, steering mechanisms, and anchor handling equipment.
- 8. Material Handling: Gear reducers are essential in conveyor systems, elevators, and hoists for controlled movement of materials.
- 9. Food and Beverage: They find applications in food processing equipment like mixers, grinders, and packaging machines.
- 10. Paper and Pulp: Gear reducers are used in machinery for pulp processing, paper production, and printing.
These examples represent just a fraction of the industries and machinery that benefit from the use of gear reducers to optimize power transmission and achieve the desired motion characteristics.


editor by CX 2023-11-15
China Good quality High Torque Spare Part Gear Electric Motor Planetary Gearbox Speed Reducer for Servo Motor bevel gearbox
Product Description
Product Description:
Planetar gearbox is a kind of reducer with wide versatility. The inner gear adopts low carbon alloy steel carburizing quenching and grinding or nitriding process. Planetary gearbox has the characteristics of small structure size, large output torque, high speed ratio, high efficiency, safe and reliable performance, etc. The inner gear of the planetary gearbox can be divided into spur gear and helical gear.
Technical parameter:
| Section number | single section | ||||||||
| Reduction ratio | i | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Rated output torque (Ta) | Nm | 55 | 50 | 60 | 55 | 50 | 45 | 40 | 40 |
| Emergency stop torque (Tzwor*) | Nm | Three times the rated output torque | |||||||
| Rated input speed (n) | rpm | 5000 | |||||||
| Maximum input speed (na) | rpm | 1000o | |||||||
| Ultra-precision backlash (PO) | arcmin | – | |||||||
| Precision backlash (P1) | arcmin | ≤3 | |||||||
| Standard backlash (P2) | arcmin | ≤5 | |||||||
| Torsional rigidity | Nm/arcmin | 7 | |||||||
| Allowable radial force | N | 1530 | |||||||
| allowable axial force | N | 765 | |||||||
| service life | hr | 20000 | |||||||
| effectiveness (n) | % | ≥97% | |||||||
| weight | kg | 1.3 | |||||||
| Operating temperature | ºC | -10°ºC~+90°ºC | |||||||
| lubricating | Synthetic grease | ||||||||
| Protection class | IP64 | ||||||||
| Installation direction | any direction | ||||||||
| Noise value(n1=3000rpm,no load) | dB(A) | ≤58 | |||||||
| Moment of inertia (J) | kg-cm’ | 0.16 0.14 0.13 | |||||||
Picture:
Rear Reducer features:
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.
Company Information:
HangZhou ChangLong Motor Co.,Ltd
( original HangZhou LINNAN Special Motor Factory)
With 20 years’ hard working on developing , designing and manufacturing the high-speed electrical spindle, we have got our new GDZ-series electrical spindle, which is well recognized by clients for its great and stable quality after being put large quantities to the market. We provide quality guarantee and after-sales service for all of our products with the free manual work and the cost price for the materials or fittings.
FAQ:
How about the warrantly about your company?
bearings=half a year, other parts a year
Which kinds of bearing you are using?
It will according to your order. We have different price range for you with different bearing.
Do you have other spare parts for spindle motor, just like gripper, VFD, collet ?
We have all kits.And we can let engineers help you to program them.
Can I visit your factory?
Yes, welcome to our factory.
Do you have installation page?
Yes,we have.
Can you show me the inspection report ?
Yes We will send you inspection report of spindle after you send me full money before despatch.
The reasen is that I’m not sure which spindle will be sent to you.Every spindle have it’s inspection report .And they are different in details.Only if you pay the money,we can decide which spindle to deliver you.
We also have spindle motor matching inverter(VFD), collet , gripper etc.
If you need other kinds of parts, please don’t hesitate to contact us.
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction |
| Layout: | Cycloidal |
| Hardness: | Hardened Tooth Surface |
| Step: | Double-Step |
| Type: | Planetary Gear Box |
| Customization: |
Available
| Customized Request |
|---|

Can you provide real-world examples of products that use gear reducer technology?
Certainly! Gear reducer technology is widely used in various industries and products to enhance performance and efficiency. Here are some real-world examples:
1. Industrial Machinery: Gear reducers are commonly used in manufacturing machinery, such as conveyor systems, material handling equipment, and assembly lines, where they help control speed and torque for precise operations.
2. Wind Turbines: Wind turbines utilize gear reducers to transform the low rotational speed of the wind turbine rotor into the higher speed needed for electricity generation, optimizing energy conversion.
3. Automotive Transmissions: Automobiles use gear reducers as part of their transmissions to optimize power delivery from the engine to the wheels, allowing the vehicle to operate efficiently at different speeds.
4. Robotics: Robotic systems rely on gear reducers to control the movement and articulation of robot arms, enabling precise and controlled motion for various applications.
5. Printing Presses: Gear reducers are integral to printing presses, ensuring accurate and synchronized movement of printing plates, rollers, and paper feed mechanisms.
6. Conveyor Belts: Conveyor systems in industries like mining, agriculture, and logistics use gear reducers to regulate the movement of materials along the conveyor belts.
7. Packaging Machinery: Gear reducers play a crucial role in packaging machines, controlling the speed and movement of packaging materials, filling mechanisms, and sealing components.
8. Cranes and Hoists: Cranes and hoists rely on gear reducers to lift heavy loads with precision and control, ensuring safe and efficient material handling.
9. Pumps and Compressors: Gear reducers are utilized in pumps and compressors to regulate fluid flow and pressure, optimizing energy usage in fluid transportation systems.
10. Agriculture Equipment: Tractors and other agricultural machinery use gear reducers to adjust the speed and power delivery for different tasks, such as plowing, planting, and harvesting.
These examples demonstrate the diverse applications of gear reducer technology across various industries, showcasing their role in enhancing efficiency, control, and performance in a wide range of products and systems.

What factors should be considered when selecting the right gear reducer?
Choosing the appropriate gear reducer involves considering several crucial factors to ensure optimal performance and efficiency for your specific application:
- 1. Torque and Power Requirements: Determine the amount of torque and power your machinery needs for its operation.
- 2. Speed Ratio: Calculate the required speed reduction or increase to match the input and output speeds.
- 3. Gear Type: Select the appropriate gear type (helical, bevel, worm, planetary, etc.) based on your application’s torque, precision, and efficiency requirements.
- 4. Mounting Options: Consider the available space and the mounting configuration that suits your machinery.
- 5. Environmental Conditions: Evaluate factors such as temperature, humidity, dust, and corrosive elements that may impact the gear reducer’s performance.
- 6. Efficiency: Assess the gear reducer’s efficiency to minimize power losses and improve overall system performance.
- 7. Backlash: Consider the acceptable level of backlash or play between gear teeth, which can affect precision.
- 8. Maintenance Requirements: Determine the maintenance intervals and procedures necessary for reliable operation.
- 9. Noise and Vibration: Evaluate noise and vibration levels to ensure they meet your machinery’s requirements.
- 10. Cost: Compare the initial cost and long-term value of different gear reducer options.
By carefully assessing these factors and consulting with gear reducer manufacturers, engineers and industry professionals can make informed decisions to select the right gear reducer for their specific application, optimizing performance, longevity, and cost-effectiveness.

Can you explain the different types of gear reducers available in the market?
There are several types of gear reducers commonly used in industrial applications:
1. Spur Gear Reducers: These reducers have straight teeth and are cost-effective for applications requiring moderate torque and speed reduction. They are efficient but may produce more noise compared to other types.
2. Helical Gear Reducers: Helical gears have angled teeth, which provide smoother and quieter operation compared to spur gears. They offer higher torque capacities and are suitable for heavy-duty applications.
3. Bevel Gear Reducers: Bevel gears have conical shapes and intersect at an angle, allowing them to transmit power between non-parallel shafts. They are commonly used in applications where shafts intersect at 90 degrees.
4. Worm Gear Reducers: Worm gears consist of a worm (screw) and a mating gear (worm wheel). They offer high torque reduction and are used for applications requiring high ratios, although they can be less efficient.
5. Planetary Gear Reducers: These reducers use a system of planetary gears to achieve high torque output in a compact design. They provide excellent torque multiplication and are commonly used in robotics and automation.
6. Cycloidal Gear Reducers: Cycloidal drives use an eccentric cam to achieve speed reduction. They offer high shock load resistance and are suitable for applications with frequent starting and stopping.
7. Harmonic Drive Reducers: Harmonic drives use a flexible spline to achieve high gear reduction ratios. They provide high precision and are commonly used in applications requiring accurate positioning.
8. Hypoid Gear Reducers: Hypoid gears have helical teeth and non-intersecting shafts, making them suitable for applications with space limitations. They offer high torque and efficiency.
Each type of gear reducer has its own advantages and limitations, and the choice depends on factors such as torque requirements, speed ratios, noise levels, space constraints, and application-specific needs.


editor by CX 2023-11-14
China OEM R Series Helical Gearbox Coaxial Gear Motor Speed Reduction Gearbox for Extruder Machine wholesaler
Product Description
R series Helical Gearbox coaxial helical 5 hp gear motor speed reduction gearbox for extruder machine
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, CHINAMFG Shaft Input)
RF Series (Flange-mounted): RF18~RF168
RFS Series (Flange-mounted, CHINAMFG Shaft Input)
RX Series (1 Stage, Foot-mounted): RX38~RX158
RXS Series (1 Stage, Foot-mounted, CHINAMFG Shaft Input)
RXF Series (1 Stage, Flange-mounted): RXF38~RXF158
RXFS Series (1 Stage, Flange-mounted, CHINAMFG 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 |
|---|


editor by CX 2023-10-31
China Good quality Nmrv Series Worm Gear Reducer Shaft Motor Speed Bevel Helical Gearbox gearbox adjustment
Product Description
High Rpm RV series Aluminum Alloy Worm Gear box NMRV 571-150 Reducer Variable Wheel Drive Speed Reduction Worm Gearbox
Product Parameters
Specification
|
Type |
Worm Gearbox/Worm Gear Speed Reducer |
|
Model |
NMRV:571,030,040,050,063,075,090,110,130,150 |
|
Center distance |
25-150mm |
|
Ratio |
5,7.5,10,15,20,25,30,40,50,60,80,100 |
|
Torque |
1.8-1800Nm |
|
Motor |
2 pole, 4 pole, 6 pole |
|
Mounting position |
Omnidirectional |
|
Color |
Blue/Silver grey Or On request |
|
Material |
NMRV571~090:Aluminum alloy; NMRV110~150 Cast iron |
Details
Multiple inputs and outputs
Feature
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.
contact-info.html
|
Model |
NMRV571, NMRV030, NMRV040, NMRV050, NMRV063, NMRV075, NMRV090, NMRV110, NMRV130, NMRV150 |
|
Ratio |
5,7.5,10,15,20,25,30,40,50,60,80,100 |
|
Output Torque |
1.8-1760Nm |
|
Application |
Machinery Industry |
|
Input Speed |
900-2800RPM |
|
Output Speed |
10-250RPM |
|
Material |
Housing: Size 25-110 Is Aluminum Alloy, Size 110-150 Is Cast-Iron |
|
Worm Wheel: ZCuSn10Pb1 |
|
|
Worm:20Cr |
|
|
Pinion:Tin Bronze |
|
|
Output Shaft: Steel-45# |
|
|
IEC Flange |
IEC Standard Flange Or On Customer Request |
Detailed Photos
| Hardness: | Hardened Tooth Surface |
|---|---|
| Installation: | 90 Degree |
| Layout: | Expansion |
| Gear Shape: | Bevel Gear |
| Step: | Single-Step |
| Type: | Gear Reducer |
| Samples: |
US$ 30/Piece
1 Piece(Min.Order) | |
|---|


editor by CX 2023-10-12
China OEM Aluminium Alloy Gearbox Nmrv025-090 Worm Gear Motor Reducer gearbox definition
Product Description
Product Description
Main Materials:
1)housing:aluminium alloy ADC12(size 571-090); die cast iron HT200(size 110-150);
2)Worm:20Cr, ZI Involute profile; carbonize&quencher heat treatment make gear surface hardness up to 56-62 HRC; After precision grinding, carburization layer’s thickness between 0.3-0.5mm.
3)Worm Wheel:wearable stannum alloy CuSn10-1
Detailed Photos
Combination Options:
Input:with input shaft, With square flange,With IEC standard input flange
Output:with torque arm, output flange, single output shaft, double output shaft, plastic cover
Worm reducers are available with diffferent combinations: NMRV+NMRV, NMRV+NRV, NMRV+PC, NMRV+UDL, NMRV+MOTORS
Exploded View:
Product Parameters
| Old Model |
New Model | Ratio | Center Distance | Power | Input Dia. | Output Dia. | Output Torque | Weight |
| RV571 | 7.5~100 | 25mm | 0.06KW~0.12KW | Φ9 | Φ11 | 21N.m | 0.7kgs | |
| RV030 | RW030 | 7.5~100 | 30mm | 0.06KW~0.25KW | Φ9(Φ11) | Φ14 | 45N.m | 1.2kgs |
| RV040 | RW040 | 7.5~100 | 40mm | 0.09KW~0.55KW | Φ9(Φ11,Φ14) | Φ18(Φ19) | 84N.m | 2.3kgs |
| RV050 | RW050 | 7.5~100 | 50mm | 0.12KW~1.5KW | Φ11(Φ14,Φ19) | Φ25(Φ24) | 160N.m | 3.5kgs |
| RV063 | RW063 | 7.5~100 | 63mm | 0.18KW~2.2KW | Φ14(Φ19,Φ24) | Φ25(Φ28) | 230N.m | 6.2kgs |
| RV075 | RW075 | 7.5~100 | 75mm | 0.25KW~4.0KW | Φ14(Φ19,Φ24,Φ28) | Φ28(Φ35) | 410N.m | 9.0kgs |
| RV090 | RW090 | 7.5~100 | 90mm | 0.37KW~4.0KW | Φ19(Φ24,Φ28) | Φ35(Φ38) | 725N.m | 13.0kgs |
| RV110 | RW110 | 7.5~100 | 110mm | 0.55KW~7.5KW | Φ19(Φ24,Φ28,Φ38) | Φ42 | 1050N.m | 35.0kgs |
| RV130 | RW130 | 7.5~100 | 130mm | 0.75KW~7.5KW | Φ24(Φ28,Φ38) | Φ45 | 1550N.m | 48.0kgs |
| RV150 | RW150 | 7.5~100 | 150mm | 2.2KW~15KW | Φ28(Φ38,Φ42) | Φ50 | 84.0kgs |
GMRV Outline Dimension:
| GMRV | A | B | C | C1 | D(H8) | E(h8) | F | G | G1 | H | H1 | I | M | N | O | P | Q | R | S | T | BL | β | b | t | V |
| 030 | 80 | 97 | 54 | 44 | 14 | 55 | 32 | 56 | 63 | 65 | 29 | 55 | 40 | 57 | 30 | 75 | 44 | 6.5 | 21 | 5.5 | M6*10(n=4) | 0° | 5 | 16.3 | 27 |
| 040 | 100 | 121.5 | 70 | 60 | 18(19) | 60 | 43 | 71 | 78 | 75 | 36.5 | 70 | 50 | 71.5 | 40 | 87 | 55 | 6.5 | 26 | 6.5 | M6*10(n=4) | 45° | 6 | 20.8(21.8) | 35 |
| 050 | 120 | 144 | 80 | 70 | 25(24) | 70 | 49 | 85 | 92 | 85 | 43.5 | 80 | 60 | 84 | 50 | 100 | 64 | 8.5 | 30 | 7 | M8*12(n=4) | 45° | 8 | 28.3(27.3) | 40 |
| 063 | 144 | 174 | 100 | 85 | 25(28) | 80 | 67 | 103 | 112 | 95 | 53 | 95 | 72 | 102 | 63 | 110 | 80 | 8.5 | 36 | 8 | M8*12(n=8) | 45° | 8 | 28.3(31.3) | 50 |
| 075 | 172 | 205 | 120 | 90 | 28(35) | 95 | 72 | 112 | 120 | 115 | 57 | 112.5 | 86 | 119 | 75 | 140 | 93 | 11 | 40 | 10 | M8*14(n=8) | 45° | 8(10) | 31.3(38.3) | 60 |
| 090 | 206 | 238 | 140 | 100 | 35(38) | 110 | 74 | 130 | 140 | 130 | 67 | 129.5 | 103 | 135 | 90 | 160 | 102 | 13 | 45 | 11 | M10*16(n=8) | 45° | 10 | 38.3(41.3) | 70 |
| 110 | 255 | 295 | 170 | 115 | 42 | 130 | – | 144 | 155 | 165 | 74 | 160 | 127.5 | 167.5 | 110 | 200 | 125 | 14 | 50 | 14 | M10*18(n=8) | 45° | 12 | 45.3 | 85 |
| 130 | 293 | 335 | 200 | 120 | 45 | 180 | – | 155 | 170 | 215 | 81 | 179 | 146.5 | 187.5 | 130 | 250 | 140 | 16 | 60 | 15 | M12*20(n=8) | 45° | 14 | 48.8 | 100 |
| 150 | 340 | 400 | 240 | 145 | 50 | 180 | – | 185 | 200 | 215 | 96 | 210 | 170 | 230 | 150 | 250 | 180 | 18 | 72.5 | 18 | M12*22(n=8) | 45° | 14 | 53.8 | 120 |
Company Profile
About CHINAMFG Transmission:
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 Middle East and so on.Our aim is to develop and innovate on basis of high quality, and create a good reputation for reducers.
Packing information:Plastic Bags+Cartons+Wooden Cases , or on request
We participate Germany Hannver Exhibition-ZheJiang PTC Fair-Turkey Win Eurasia
Logistics
After Sales Service
1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other Service: Including modeling selection guide, installation guide, and problem resolution guide, etc.
FAQ
1.Q:Can you make as per customer drawing?
A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
A:8000-9000 PCS/MONTH
5.Q:Free sample is available or not?
A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
A:Yes, we have CE certificate and SGS certificate report.
Contact information:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!
| Application: | Motor, Machinery, Marine, Agricultural Machinery, Industry |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Layout: | Right Angle |
| Gear Shape: | Worm Gear |
| Step: | Double-Step |
| Samples: |
US$ 12/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

How do manufacturers ensure the precision of gear tooth profiles in gear reducers?
Manufacturers employ several techniques to ensure the precision of gear tooth profiles in gear reducers, which is crucial for optimal performance and efficiency:
1. Precision Machining: Gear teeth are typically machined using advanced CNC (Computer Numerical Control) machines that can achieve high levels of accuracy and repeatability. This ensures consistent gear tooth profiles across multiple components.
2. Quality Control Measures: Rigorous quality control processes, such as dimensional inspections and profile measurements, are performed at various stages of manufacturing to verify that gear tooth profiles meet the required specifications.
3. Tooth Profile Design: Engineers use specialized software and simulation tools to design gear tooth profiles with precise involute shapes and accurate dimensions. These designs are then translated into machine instructions for manufacturing.
4. Material Selection: High-quality materials with excellent wear resistance and dimensional stability are chosen to minimize the potential for deformation or inaccuracies during machining and operation.
5. Heat Treatment: Heat treatment processes, such as carburizing and quenching, are applied to enhance the surface hardness and durability of gear teeth, reducing the risk of wear and deformation over time.
6. Tooth Grinding and Finishing: After initial machining, gear teeth often undergo precision grinding and finishing processes to achieve the desired tooth profile accuracy and surface finish.
7. Post-Processing Inspection: Gear tooth profiles are inspected again after manufacturing processes to verify that the final components meet the specified tolerances and performance criteria.
8. Computer-Aided Manufacturing (CAM): CAM software is used to generate tool paths and machining instructions, enabling precise control over tool movements and material removal during gear manufacturing.
By combining these techniques and leveraging advanced manufacturing technologies, manufacturers can achieve the necessary precision in gear tooth profiles, resulting in reliable and efficient gear reducers for various industrial applications.

How do gear reducers ensure efficient power transmission and motion control?
Gear reducers play a vital role in ensuring efficient power transmission and precise motion control in various industrial applications. They achieve this through the following mechanisms:
- 1. Speed Reduction/Increase: Gear reducers allow you to adjust the speed between the input and output shafts. Speed reduction is essential when the output speed needs to be lower than the input speed, while speed increase is used when the opposite is required.
- 2. Torque Amplification: By altering the gear ratio, gear reducers can amplify torque from the input to the output shaft. This enables machinery to handle higher loads and provide the necessary force for various tasks.
- 3. Gear Train Efficiency: Well-designed gear trains within reducers minimize power losses during transmission. Helical and spur gears, for example, offer high efficiency by distributing load and reducing friction.
- 4. Precision Motion Control: Gear reducers provide precise control over rotational motion. This is crucial in applications where accurate positioning, synchronization, or timing is required, such as in robotics, CNC machines, and conveyor systems.
- 5. Backlash Reduction: Some gear reducers are designed to minimize backlash, which is the play between gear teeth. This reduction in play ensures smoother operation, improved accuracy, and better control.
- 6. Load Distribution: Gear reducers distribute the load evenly among multiple gear teeth, reducing wear and extending the lifespan of the components.
- 7. Shock Absorption: In applications where sudden starts, stops, or changes in direction occur, gear reducers help absorb and dampen shocks, protecting the machinery and ensuring reliable operation.
- 8. Compact Design: Gear reducers provide a compact solution for achieving specific speed and torque requirements, allowing for space-saving integration into machinery.
By combining these principles, gear reducers facilitate the efficient and controlled transfer of power, enabling machinery to perform tasks accurately, reliably, and with the required force, making them essential components in a wide range of industries.

Can you explain the different types of gear reducers available in the market?
There are several types of gear reducers commonly used in industrial applications:
1. Spur Gear Reducers: These reducers have straight teeth and are cost-effective for applications requiring moderate torque and speed reduction. They are efficient but may produce more noise compared to other types.
2. Helical Gear Reducers: Helical gears have angled teeth, which provide smoother and quieter operation compared to spur gears. They offer higher torque capacities and are suitable for heavy-duty applications.
3. Bevel Gear Reducers: Bevel gears have conical shapes and intersect at an angle, allowing them to transmit power between non-parallel shafts. They are commonly used in applications where shafts intersect at 90 degrees.
4. Worm Gear Reducers: Worm gears consist of a worm (screw) and a mating gear (worm wheel). They offer high torque reduction and are used for applications requiring high ratios, although they can be less efficient.
5. Planetary Gear Reducers: These reducers use a system of planetary gears to achieve high torque output in a compact design. They provide excellent torque multiplication and are commonly used in robotics and automation.
6. Cycloidal Gear Reducers: Cycloidal drives use an eccentric cam to achieve speed reduction. They offer high shock load resistance and are suitable for applications with frequent starting and stopping.
7. Harmonic Drive Reducers: Harmonic drives use a flexible spline to achieve high gear reduction ratios. They provide high precision and are commonly used in applications requiring accurate positioning.
8. Hypoid Gear Reducers: Hypoid gears have helical teeth and non-intersecting shafts, making them suitable for applications with space limitations. They offer high torque and efficiency.
Each type of gear reducer has its own advantages and limitations, and the choice depends on factors such as torque requirements, speed ratios, noise levels, space constraints, and application-specific needs.


editor by CX 2023-10-07
China OEM China High Precision Electric Motor Transmission Gearbox Gear Speed Reducer for Printing Machines Food Machinery wholesaler
Product Description
Product Information
VRSF-5C-750-LM/VRSF-8C-1000-LN
1.About us
We are in HangZhou, ZheJiang , which is the hometown of CNC Router. We are focus on CNC Machine Parts.
We’ve been in this business for more than 10 years.
2.What products do we have?
We have many CNC Machine Parts , include Spindle,Inverter,stepper motor,driver,guide rail,sliding block,
rack,gear box,water pump,dust collector,coupling,tool-setter,tool cutter. And so on …
3.How we guarantee the quality of the products?
Each batch of products will pass the test before leaving the factory.
Before delivery, we will check the list 1 by one.
4.Why you should choose us?
We are focus on CNC Router Parts more than 10years. We can provide you with the overall solution, We
can offer you many type CNC products.Just tell us which you need , we will provide you as the best price
and the best quality and service.
5.What’s the payment term?
We normally accept T/T, Western Union, L/C, and Paypal.
6.What about the shipping ?
We support multiple modes of transportation,such as by express,by air,by sea,by rail and so on.
Also can shipping by DHL\FedEx\TNT\UPS\EMS and so on.
We can offer different type transactions: FOB\EXW\FCA\DAP\CIF.
We can also help you to keep other suppliers goods at our warehouse and shipping together.
7.How to place an order?
Just tell us what you need , then we can make a Invoice for you. If all OK , then make the order and we
shipping to you the goods ASAP.
In order to ensure that all products are what you need, we will show you the pictures, drawings, videos
and so on before shipping .
8.What about the delivery time?
We have a large warehouse and most of our goods are in stock.When you have order, we can shipping
the goods fast.
Generally speaking, the time from our warehouse to the forwarder is about 2 days, and then the goods
can be sent by DHL FedEx UPS TNT to you.
|
Shipping Cost:
Estimated freight per unit. |
To be negotiated |
|---|
| After-sales Service: | on Line Service |
|---|---|
| Warranty: | 1year |
| Logo Printing: | with Logo Printing |
| Customization: |
Available
| Customized Request |
|---|

How do gear reducers enhance the efficiency of conveyor systems and robotics?
Gear reducers play a significant role in improving the efficiency of both conveyor systems and robotics by optimizing speed, torque, and control. Here’s how they contribute:
Conveyor Systems:
In conveyor systems, gear reducers enhance efficiency in the following ways:
- Speed Control: Gear reducers allow precise control over the rotational speed of conveyor belts, ensuring that materials are transported at the desired speed for efficient production processes.
- Torque Adjustment: By adjusting gear ratios, gear reducers provide the necessary torque to handle varying loads and prevent overloading, minimizing energy wastage.
- Reverse Operation: Gear reducers enable smooth bidirectional movement of conveyor belts, facilitating tasks such as loading, unloading, and distribution without the need for additional components.
- Synchronization: Gear reducers ensure synchronized movement of multiple conveyor belts in complex systems, optimizing material flow and minimizing jams or bottlenecks.
Robotics:
In robotics, gear reducers enhance efficiency through the following means:
- Precision Movement: Gear reducers provide precise control over the movement of robot joints and arms, enabling accurate positioning and manipulation of objects.
- Reduced Inertia: Gear reducers help reduce the inertia experienced by robotic components, allowing for quicker and more responsive movements while conserving energy.
- Compact Design: Gear reducers offer a compact and lightweight solution for achieving various motion profiles in robotic systems, allowing for efficient use of space and resources.
- Torque Amplification: By amplifying torque from the motor, gear reducers enable robots to handle heavier loads and perform tasks that require greater force, enhancing their overall capabilities.
By providing precise speed control, torque adjustment, and reliable motion transmission, gear reducers optimize the performance of conveyor systems and robotics, leading to improved efficiency, reduced energy consumption, and enhanced operational capabilities.

What role do gear ratios play in optimizing the performance of gear reducers?
Gear ratios play a crucial role in optimizing the performance of gear reducers by determining the relationship between input and output speeds and torques. A gear ratio is the ratio of the number of teeth between two meshing gears, and it directly influences the mechanical advantage and efficiency of the gear reducer.
1. Speed and Torque Conversion: Gear ratios allow gear reducers to convert rotational speed and torque according to the needs of a specific application. By selecting appropriate gear ratios, gear reducers can either reduce speed while increasing torque (speed reduction) or increase speed while decreasing torque (speed increase).
2. Mechanical Advantage: Gear reducers leverage gear ratios to provide mechanical advantage. In speed reduction configurations, a higher gear ratio results in a greater mechanical advantage, allowing the output shaft to deliver higher torque at a lower speed. This is beneficial for applications requiring increased force or torque, such as heavy machinery or conveyor systems.
3. Efficiency: Optimal gear ratios contribute to higher efficiency in gear reducers. By distributing the load across multiple gear teeth, gear reducers with suitable gear ratios minimize stress and wear on individual gear teeth, leading to improved overall efficiency and prolonged lifespan.
4. Speed Matching: Gear ratios enable gear reducers to match the rotational speeds of input and output shafts. This is crucial in applications where precise speed synchronization is required, such as in conveyors, robotics, and manufacturing processes.
When selecting gear ratios for a gear reducer, it’s important to consider the specific requirements of the application, including desired speed, torque, efficiency, and mechanical advantage. Properly chosen gear ratios enhance the overall performance and reliability of gear reducers in a wide range of industrial and mechanical systems.

What are the benefits of using a gear reducer in industrial applications?
Gear reducers offer several benefits that make them indispensable in various industrial applications:
1. Speed Reduction: Gear reducers allow the reduction of high-speed input from motors or engines to lower, more usable output speeds for specific applications, ensuring proper equipment operation and safety.
2. Torque Increase: By leveraging the mechanical advantage of gear ratios, gear reducers can significantly increase torque output, enabling the handling of heavy loads and providing the necessary power for tasks such as lifting, conveying, and processing.
3. Precise Control: Gear reducers enable fine-tuning of rotational speed and torque, providing precise control over machinery and processes, which is crucial in industries like manufacturing, material handling, and robotics.
4. Shock Load Absorption: Gear reducers can absorb and dampen sudden shocks or changes in load, protecting both the machinery and connected components from abrupt forces that could otherwise lead to damage.
5. Versatility: With various gear types (e.g., spur, helical, worm) and designs, gear reducers can be tailored to different applications, including those requiring specific speed ratios, torque ranges, and environmental conditions.
6. Efficient Power Transmission: Gear reducers offer high mechanical efficiency, minimizing energy loss during power transmission, which is especially valuable in energy-conscious industries.
7. Compact Design: Gear reducers provide a compact solution for transmitting power and adjusting speeds, making them suitable for installations with space constraints.
8. Reliability and Longevity: Well-designed and properly maintained gear reducers can offer extended service life, contributing to reduced downtime and maintenance costs.
Overall, gear reducers enhance the performance, efficiency, and reliability of industrial equipment, making them essential components in a wide range of applications across various industries.


editor by CX 2023-09-26
China manufacturer One Two Three Stage Gear Ratio Servo Motor 5 10 Planetary Gearbox AC Servo Spindle Motor Speed Reducer for Servo Step Motor sequential gearbox
Product Description
Product Parameters
| Product type | PLS60 | PLS90 | PLS115 | PLS142 | Reduction rqatio | Number of stage | |
|
Rated output torque |
N.M | 30 | 75 | 150 | 400 | 3 | 1 |
| 40 | 100 | 200 | 560 | 4 | |||
| 50 | 110 | 210 | 700 | 5 | |||
| 37 | 62 | 148 | 450 | 8 | |||
| 27 | 45 | 125 | 305 | 10 | |||
| 77 | 120 | 260 | 910 | 12 | 2 | ||
| 68 | 110 | 210 | 780 | 15 | |||
| 77 | 120 | 260 | 910 | 16 | |||
| 77 | 110 | 260 | 910 | 20 | |||
| 68 | 110 | 210 | 780 | 25 | |||
| 77 | 120 | 260 | 910 | 32 | |||
| 68 | 110 | 210 | 780 | 40 | |||
| 37 | 62 | 148 | 450 | 64 | |||
| 27 | 45 | 125 | 305 | 100 | |||
| Life | Hour | 30,000 | |||||
| Instant stop torque | N.M | Two times of rated output torque | |||||
| Product type | PLS60 | PLS90 | PLS115 | PLS142 | Number of stage | ||
| max radial torque | 3000 | 3900 | 4300 | 8200 | N | ||
| max axial torque | 6000 | 9000 | 12000 | 19000 | N | ||
| Fullload efficiency | 98 | % | 1 | ||||
| 95 | 2 | ||||||
| weight | 3.0 | 4.3 | 9.0 | 15.4 | kg | 1 | |
| 3.8 | 5.7 | 11.6 | 18.5 | 2 | |||
| operating temperature | -25ºC~+90ºC | ºC | |||||
| IP | lp65 | ||||||
| Lubirication type | Lifetime lubrication | ||||||
| Mounting type | Any | ||||||
| The max radial and axial torque work in the location of the center of output shaft when the out speed is 100RPM. | |||||||
Detailed Photos
Application
Company Profile
Certifications
Packaging & Shipping
| Hardness: | Hardened Tooth Surface |
|---|---|
| Installation: | Vertical Type |
| Layout: | Coaxial |
| Gear Shape: | Planetary |
| Step: | Single-Step |
| Type: | Gear Reducer |
| Samples: |
US$ 100/Piece
1 Piece(Min.Order) | |
|---|

Can you provide real-world examples of products that use gear reducer technology?
Certainly! Gear reducer technology is widely used in various industries and products to enhance performance and efficiency. Here are some real-world examples:
1. Industrial Machinery: Gear reducers are commonly used in manufacturing machinery, such as conveyor systems, material handling equipment, and assembly lines, where they help control speed and torque for precise operations.
2. Wind Turbines: Wind turbines utilize gear reducers to transform the low rotational speed of the wind turbine rotor into the higher speed needed for electricity generation, optimizing energy conversion.
3. Automotive Transmissions: Automobiles use gear reducers as part of their transmissions to optimize power delivery from the engine to the wheels, allowing the vehicle to operate efficiently at different speeds.
4. Robotics: Robotic systems rely on gear reducers to control the movement and articulation of robot arms, enabling precise and controlled motion for various applications.
5. Printing Presses: Gear reducers are integral to printing presses, ensuring accurate and synchronized movement of printing plates, rollers, and paper feed mechanisms.
6. Conveyor Belts: Conveyor systems in industries like mining, agriculture, and logistics use gear reducers to regulate the movement of materials along the conveyor belts.
7. Packaging Machinery: Gear reducers play a crucial role in packaging machines, controlling the speed and movement of packaging materials, filling mechanisms, and sealing components.
8. Cranes and Hoists: Cranes and hoists rely on gear reducers to lift heavy loads with precision and control, ensuring safe and efficient material handling.
9. Pumps and Compressors: Gear reducers are utilized in pumps and compressors to regulate fluid flow and pressure, optimizing energy usage in fluid transportation systems.
10. Agriculture Equipment: Tractors and other agricultural machinery use gear reducers to adjust the speed and power delivery for different tasks, such as plowing, planting, and harvesting.
These examples demonstrate the diverse applications of gear reducer technology across various industries, showcasing their role in enhancing efficiency, control, and performance in a wide range of products and systems.

What maintenance practices are essential for prolonging the lifespan of gear reducers?
Proper maintenance is crucial for extending the lifespan and ensuring optimal performance of gear reducers. Here are essential maintenance practices:
- 1. Lubrication: Regular lubrication of gear reducers is vital to reduce friction, wear, and heat generation. Use the recommended lubricant and follow the manufacturer’s guidelines for lubrication intervals.
- 2. Inspection: Routinely inspect gear reducers for signs of wear, damage, or leaks. Check for unusual noises, vibrations, or temperature increases during operation.
- 3. Alignment: Ensure proper alignment of the input and output shafts. Misalignment can lead to increased wear, noise, and reduced efficiency. Align the components according to the manufacturer’s specifications.
- 4. Cooling and Ventilation: Maintain proper cooling and ventilation to prevent overheating. Ensure that cooling fans and vents are clean and unobstructed.
- 5. Seal Maintenance: Inspect and replace seals as needed to prevent contaminants from entering the gear reducer. Contaminants can lead to accelerated wear and reduced performance.
- 6. Bolts and Fasteners: Regularly check and tighten bolts and fasteners to prevent loosening during operation, which can cause misalignment or component damage.
- 7. Replacing Worn Components: Replace worn or damaged components, such as gears, bearings, and seals, with genuine parts from the manufacturer.
- 8. Vibration Analysis: Conduct periodic vibration analysis to identify potential issues early. Excessive vibration can indicate misalignment or component wear.
- 9. Maintenance Records: Keep detailed maintenance records, including lubrication schedules, inspection dates, and component replacements. This helps track the history of the gear reducer and aids in future maintenance planning.
- 10. Training: Provide proper training to maintenance personnel on gear reducer maintenance and troubleshooting techniques.
By adhering to these maintenance practices, you can maximize the lifespan of your gear reducers, minimize downtime, and ensure reliable operation in your industrial processes.

Can you explain the different types of gear reducers available in the market?
There are several types of gear reducers commonly used in industrial applications:
1. Spur Gear Reducers: These reducers have straight teeth and are cost-effective for applications requiring moderate torque and speed reduction. They are efficient but may produce more noise compared to other types.
2. Helical Gear Reducers: Helical gears have angled teeth, which provide smoother and quieter operation compared to spur gears. They offer higher torque capacities and are suitable for heavy-duty applications.
3. Bevel Gear Reducers: Bevel gears have conical shapes and intersect at an angle, allowing them to transmit power between non-parallel shafts. They are commonly used in applications where shafts intersect at 90 degrees.
4. Worm Gear Reducers: Worm gears consist of a worm (screw) and a mating gear (worm wheel). They offer high torque reduction and are used for applications requiring high ratios, although they can be less efficient.
5. Planetary Gear Reducers: These reducers use a system of planetary gears to achieve high torque output in a compact design. They provide excellent torque multiplication and are commonly used in robotics and automation.
6. Cycloidal Gear Reducers: Cycloidal drives use an eccentric cam to achieve speed reduction. They offer high shock load resistance and are suitable for applications with frequent starting and stopping.
7. Harmonic Drive Reducers: Harmonic drives use a flexible spline to achieve high gear reduction ratios. They provide high precision and are commonly used in applications requiring accurate positioning.
8. Hypoid Gear Reducers: Hypoid gears have helical teeth and non-intersecting shafts, making them suitable for applications with space limitations. They offer high torque and efficiency.
Each type of gear reducer has its own advantages and limitations, and the choice depends on factors such as torque requirements, speed ratios, noise levels, space constraints, and application-specific needs.


editor by CX 2023-09-23