Product Description
Details Photos:
1.It is equipped with an angular contact ball bearing, so it can support the external load with the rigid moment and large allowable moment
2.Easy assemble, small vibration
3.It can reduce the motor straight junction (input gear) and inertia
4.Large torsional rigidity
5.Strong impact resistance (500% of rated torque)
6.The crankshaft is supported by 2 columns in the reducer
7.Excellent starting efficiency & Small wear and long service life
8.Small backlash (1arc. Min.) & Use rolling bearing
9.Strong impact resistance (500% of rated torque)
10.The number of simultaneous engagements between RV gear and needle teeth is large
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. was established in 2014. Based on long-term accumulated experience in mechanical design and manufacturing, various types of harmonic reducers have been developed according to the different needs of customers. The company is in a stage of rapid development. , Equipment and personnel are constantly expanding. Now we have a group of experienced technical and managerial personnel, with advanced equipment, complete testing methods, and product manufacturing and design capabilities. Product design and production can be carried out according to customer needs, and a variety of high-precision transmission components such as harmonic reducers and RV reducers have been formed; the products have been sold in domestic and global(Such as USA, Germany, Turkey, India) and have been used in industrial robots, machine tools, medical equipment, laser processing, cutting, and dispensing, Brush making, LED equipment manufacturing, precision electronic equipment, and other industries have established a good reputation.
In the future, Hongwing will adhere to the purpose of gathering talents, keeping close to the market, and technological innovation, carry CHINAMFG the value pursuit in the field of harmonic drive&RV reducers, seek the common development of the company and the society, and quietly build itself into a CHINAMFG brand with independent intellectual property rights. Quality supplier in the field of precision transmission”.
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
Parameter:
| Rated Table | ||||||||||||||
| Output rotational speed (rpm) | 5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | |||||
| Model | Speed ratio code | Transmission Ratio(R) | Output Torque (Nm) / Enter the capacity (kW |
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| Rotation of axes | Housing rotation | |||||||||||||
| RV-6E | 31 | 31 | 30 | 101 / 0.07 |
81 / 0.11 |
72 / 0.15 |
66 / 0.19 |
62 / 0.22 |
58 / 0.25 |
54 / 0.30 |
50 / 0.35 |
47 / 0.40 |
||
| 43 | 43 | 42 | ||||||||||||
| 53.5 | 53.5 | 52.5 | ||||||||||||
| 59 | 59 | 58 | ||||||||||||
| 79 | 79 | 78 | ||||||||||||
| 103 | 103 | 102 | ||||||||||||
| RV-20E | 57 | 57 | 56 | 231 / 0.16 |
188 / 0.26 |
167 / 0.35 |
153 / 0.43 |
143 / 0.50 |
135 / 0.57 |
124 / 0.70 |
115 / 0.81 |
110 / 0.92 |
||
| 81 | 81 | 80 | ||||||||||||
| 105 | 105 | 104 | ||||||||||||
| 121 | 121 | 120 | ||||||||||||
| 141 | 141 | 140 | ||||||||||||
| 161 | 161 | 160 | ||||||||||||
| RV-40E | 57 | 57 | 56 | 572 / 0.40 |
465 / 0.65 |
412 / 0.86 |
377 / 1.05 |
353 / 1.23 |
334 / 1.40 |
307 / 1.71 |
287 / 2.00 |
271 / 2.27 |
||
| 81 | 81 | 80 | ||||||||||||
| 105 | 105 | 104 | ||||||||||||
| 121 | 121 | 120 | ||||||||||||
| 153 | 153 | 152 | ||||||||||||
| RV-80E | 57 | 57 | 56 | 1,088 / 0.76 |
885 / 1.24 |
784 / 1.64 |
719 / 2.01 |
672 / 2.35 |
637 / 2.67 |
584 / 3.26 |
546 / 3.81 |
517 / 4.33 |
||
| 81 | 81 | 80 | ||||||||||||
| 101 | 101 | 100 | ||||||||||||
| 121 | 121 | 120 | ||||||||||||
| 153 | 1(153) | 1(152) | ||||||||||||
| RV-110E | 81 | 81 | 80 | 1,499 / 1.05 |
1,215 / 1.70 |
1,078 / 2.26 |
990 / 2.76 |
925 / 3.23 |
875 / 3.67 |
804 / 4.49 |
||||
| 111 | 111 | 110 | ||||||||||||
| 161 | 161 | 160 | ||||||||||||
| 175 | 1227/7 | 1220/7 | ||||||||||||
| RV-160E | 81 | 81 | 80 | 2,176 / 1.52 |
1,774 / 2.48 |
1,568 / 3.28 |
1,441 / 4.02 |
1,343 / 4.69 |
1,274 / 5.34 |
|||||
| 101 | 101 | 100 | ||||||||||||
| 129 | 129 | 128 | ||||||||||||
| 145 | 145 | 144 | ||||||||||||
| 171 | 171 | 170 | ||||||||||||
| RV-320E | 81 | 81 | 80 | 4,361 / 3.04 |
3,538 / 4.94 |
3,136 / 6.57 |
2,881 / 8.05 |
2,695 / 9.41 |
2,548 / 10.7 |
|||||
| 101 | 101 | 100 | ||||||||||||
| 118.5 | 118.5 | 117.5 | ||||||||||||
| 129 | 129 | 128 | ||||||||||||
| 141 | 141 | 140 | ||||||||||||
| 171 | 171 | 170 | ||||||||||||
| 185 | 185 | 184 | ||||||||||||
| RV-450E | 81 | 81 | 80 | 6,135 / 4.28 |
4,978 / 6.95 |
4,410 / 9.24 |
4,047 / 11.3 |
3,783 / 13.2 |
||||||
| 101 | 101 | 100 | ||||||||||||
| 118.5 | 118.5 | 117.5 | ||||||||||||
| 129 | 129 | 128 | ||||||||||||
| 154.8 | 2013/13 | 2000/13 | ||||||||||||
| 171 | 171 | 170 | ||||||||||||
| 192 | 1347/7 | 1340/7 | ||||||||||||
| Note: 1. The allowable output speed is affected by duty cycle, load, and ambient temperature. When the allowable output speed is above NS1, please consult our company about the precautions. 2. Calculate the input capacity (kW) by the following formula. |
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| Input capacity (kW) =(2π*N*T)/(60*η/100*10*10*10) | N: output speed (RPM) T: output torque (nm) η = 75: reducer efficiency (%) |
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| The input capacity is the reference value. 3. When using the reducer at a low temperature, the no-load running torque will increase, so please pay attention when selecting the motor. (refer to p.93 low-temperature characteristics) |
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| T0 Rated torque(Remark .7) |
N0 Rated output speed |
K Rated life |
TS1 Allowable starting and stopping torque |
TS2 Instantaneous maximum allowable torque |
NS0 Allowable maximum output speed (Remark .1) |
Backlash | Empty distance MAX. | Angle transmission error MAX. | A representative value of starting efficiency | MO1 Allowable moment (Remark .4) |
MO2 Instantaneous maximum allowable moment |
Wr Allowable radial load (Remark .10) |
I Converted value of inertia moment input shaft (Remark .5) |
Weight |
| (Nm) | (rpm) | (h) | (Nm) | (Nm) | (r/min) | (arc.sec.) | (arc.min.) | (arc.sec.) | (%) | (Nm) | (Nm) | (N) | (kgm2) | (kg) |
| 58 | 30 | 6,000 | 117 | 294 | 100 | 1.5 | 1.5 | 80 | 70 | 196 | 392 | 2,140 | 2.63×10-6 | 2.5 |
| 2.00×10-6 | ||||||||||||||
| 1.53×10-6 | ||||||||||||||
| 1.39×10-6 | ||||||||||||||
| 1.09×10-6 | ||||||||||||||
| 0.74×10-6 | ||||||||||||||
| 167 | 15 | 6,000 | 412 | 833 | 75 | 1.0 | 1.0 | 70 | 75 | 882 | 1,764 | 7,785 | 9.66×10-6 | 4.7 |
| 6.07×10-6 | ||||||||||||||
| 4.32×10-6 | ||||||||||||||
| 3.56×10-6 | ||||||||||||||
| 2.88×10-6 | ||||||||||||||
| 2.39×10-6 | ||||||||||||||
| 412 | 15 | 6,000 | 1,571 | 2,058 | 70 | 1.0 | 1.0 | 60 | 85 | 1,666 | 3,332 | 11,594 | 3.25×10-5 | 9.3 |
| 2.20×10-5 | ||||||||||||||
| 1.63×10-5 | ||||||||||||||
| 1.37×10-5 | ||||||||||||||
| 1.01×10-5 | ||||||||||||||
| 784 | 15 | 6,000 | 1,960 | Bolt tightening 3920 | 70 | 1.0 | 1.0 | 50 | 85 | Bolt fastening 2156 | Bolt tightening | Bolt tightening 12988 | 8.16×10-5 | Bolt tightening 13.1 |
| 6.00×10-5 | ||||||||||||||
| 4.82×10-5 | ||||||||||||||
| Pin combination 3185 | Pin combination 1735 | Pin combination 2156 | Pin combination 1571 | Pin combination 12.7 | ||||||||||
| 3.96×10-5 | ||||||||||||||
| 2.98×10-5 | ||||||||||||||
| 1,078 | 15 | 6,000 | 2,695 | 5,390 | 50 | 1.0 | 1.0 | 50 | 85 | 2,940 | 5,880 | 16,648 | 9.88×10-5 | 17.4 |
| 6.96×10-5 | ||||||||||||||
| 4.36×10-5 | ||||||||||||||
| 3.89×10-5 | ||||||||||||||
| 1,568 | 15 | 6,000 | 3,920 | Bolt tightening 7840 | 45 | 1.0 | 1.0 | 50 | 85 | 3,920 | Bolt tightening 7840 | 18,587 | 1.77×10-4 | 26.4 |
| 1.40×10-4 | ||||||||||||||
| 1.06×10-4 | ||||||||||||||
| Pin and use 6615 | Pin and use 6762 | |||||||||||||
| 0.87×10-4 | ||||||||||||||
| 0.74×10-4 | ||||||||||||||
| 3,136 | 15 | 6,000 | 7,840 | Bolt tightening 15680 | 35 | 1.0 | 1.0 | 50 | 80 | Bolt tightening 7056 | Bolt tightening 14112 | Bolt tightening 28067 | 4.83×10-4 | 44.3 |
| 3.79×10-4 | ||||||||||||||
| 3.15×10-4 | ||||||||||||||
| 2.84×10-4 | ||||||||||||||
| Pin combination 12250 | Pin combination 6174 | Pin and use 1571 | Pin combination 24558 | |||||||||||
| 2.54×10-4 | ||||||||||||||
| 1.97×10-4 | ||||||||||||||
| 1.77×10-4 | ||||||||||||||
| 4,410 | 15 | 6,000 | 11,571 | Bolt tightening 22050 | 25 | 1.0 | 1.0 | 50 | 85 | 8,820 | Bolt tightening 17640 | 30,133 | 8.75×10-4 | 66.4 |
| 6.91×10-4 | ||||||||||||||
| 5.75×10-4 | ||||||||||||||
| 5.20×10-4 | ||||||||||||||
| Pin and use 18620 | Pin and use 13524 | |||||||||||||
| 4.12×10-4 | ||||||||||||||
| 3.61×10-4 | ||||||||||||||
| 3.07×10-4 | ||||||||||||||
| 4. The allowable torque will vary according to the thrust load. Please confirm by the allowable moment line diagram (p.91). 5. The value of inertia moment is the value of the reducer body. The moment of inertia of the input gear is not included. 6. For moment stiffness and torsion stiffness, please refer to the calculation of inclination angle and torsion angle (p.99). 7. Rated torque refers to the torque value reflecting the rated life at rated output speed, not the data showing the upper limit of load. Please refer to the glossary (p.81) and product selection flow chart (p.82). 8. If you want to buy products other than the above speed ratio, please consult our company. 9. The above specifications are obtained according to the company’s evaluation method. Please confirm that the product meets the use conditions of carrying real aircraft before use. 10. When a radial load is applied to dimension B, please use it within the allowable radial load range. 11. 1 RV-80e r = 153 is only output shaft bolt fastening type( P.20,21) |
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Exhibition:
APPLICATIONS:
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
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| Application: | Motor, Motorcycle, Machinery, Agricultural Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Layout: | Coaxial |
| Gear Shape: | Cylindrical Gear |
| Step: | Single-Step |
| Samples: |
US$ 600/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

Can gear reducers be customized for specific industrial needs and requirements?
Yes, gear reducers can be customized to meet specific industrial needs and requirements. Manufacturers offer customization options to ensure that gear reducers are tailored to the unique demands of various applications:
1. Gear Ratio Selection: Gear reducers can be designed with specific gear ratios to achieve the desired speed reduction or increase, catering to the specific requirements of the machinery or equipment.
2. Shaft Configurations: Gear reducers can be configured with different shaft sizes, lengths, and orientations to fit seamlessly into existing systems or accommodate specific mounting arrangements.
3. Torque Capacity: Customized gear reducers can be designed to handle higher or lower torque loads based on the application’s operational requirements.
4. Environmental Considerations: Gear reducers can be customized with special coatings, materials, or seals to withstand harsh environments, extreme temperatures, or corrosive conditions.
5. Noise and Vibration Reduction: Custom designs can incorporate features to reduce noise and dampen vibrations, enhancing the overall operation and user experience.
6. Mounting and Connection Options: Manufacturers can adapt gear reducer designs to include specific mounting interfaces or connection methods that align with the equipment’s design.
7. Lubrication and Maintenance: Customized gear reducers can include features for easy maintenance, such as accessible lubrication points or monitoring systems.
8. Integration with Controls: Gear reducers can be customized to integrate seamlessly with control systems, sensors, or automation processes, enhancing system efficiency and performance.
By collaborating with manufacturers and providing detailed specifications, industries can obtain tailor-made gear reducers that address their specific operational needs and contribute to the success of their applications.

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.

Are there variations in gear reducer designs for specific tasks and applications?
Yes, gear reducer designs vary widely to suit specific tasks and applications across various industries. Manufacturers offer a range of gear reducer types and configurations to accommodate different requirements, including:
- Helical Gear Reducers: These are versatile and provide smooth and efficient torque transmission. They are commonly used in applications requiring high precision and moderate speed reduction, such as conveyors, mixers, and agitators.
- Bevel Gear Reducers: These are ideal for transmitting power between intersecting shafts. They are often used in heavy machinery, printing presses, and automotive applications.
- Worm Gear Reducers: These provide compact solutions and are suitable for applications with higher speed reduction requirements, such as conveyor systems, winches, and elevators.
- Planetary Gear Reducers: These offer high torque density and are used in applications demanding precise control, such as robotics, aerospace, and heavy-duty machinery.
- Parallel Shaft Gear Reducers: Commonly used in industrial machinery, these reducers are designed for high torque and reliability.
- Right-Angle Gear Reducers: These are used when space limitations require a change in shaft direction, commonly found in packaging equipment and conveyors.
Each type of gear reducer has unique features and benefits that make it suitable for specific tasks. Manufacturers often provide customization options to tailor gear reducers to the precise requirements of an application, including gear ratios, mounting options, and input/output configurations.
Therefore, the variation in gear reducer designs allows industries to select the most appropriate type based on factors such as torque, speed, space constraints, precision, and environmental conditions.


editor by CX 2024-02-03