Product Description
China R Series Coaxial Helical Gear Motor Speed Reducer Price
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. |
Usein kysytyt kysymykset
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 |
|---|

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.

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.

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 2023-10-16