China manufacturer RV Type Speed Reducer Output Flange Gearboxes with Great quality

Product Description

RV Type Speed Reducer Output Flange Gearboxes. Aluminum right angle worm reducers size 25,30,40,50,63,75,90,110,130 & 150.Manufactured in aluminium case from 25-90 size and cast iron for 110,130 & 150.Acceptable power 0.06KW to 15KW. Kinds of option mounting: torque arm, feet mounting, output flange, output shaft, double-stage.



RICHMAN UNIVERSAL SOURCING CO LIMITED is located in HangZhou ZheJiang . With more than 20 years experience in gear transmission area, we have our owned factory and product lines. Worm reducer (WP series; RV series; VF series), screw jack reducer (WSH series) and helical gearbox (K,S,R,F series) are current mainly products. Strict and precision quality control procedure makes the final products meet demands of our customers.

We try to develop different markets, cooperate with kinds of customers, which can makes us keep moving forward, keep innovative and international vision. Richman Universal Sourcing is your best partner of transmission resolutions.


Application: Motor, Machinery
Function: Change Drive Torque, Change Drive Direction, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Three-Step


Customized Request

speed reducer gearbox

Contribution of Speed Reducer Gearboxes to Energy Efficiency in Machinery

Speed reducer gearboxes play a significant role in enhancing energy efficiency across various industrial applications. Their contributions are as follows:

  • Optimized Power Transmission: Speed reducer gearboxes efficiently transfer power from input to output shafts, ensuring minimal energy loss during transmission. By reducing unnecessary friction and minimizing internal losses, these gearboxes maximize power delivery to the intended machinery.
  • Torque Amplification: Speed reducers increase torque while reducing rotational speed. This allows larger loads to be moved with less power input, resulting in improved efficiency and reduced energy consumption.
  • Variable Speed Control: Some speed reducer gearboxes offer adjustable speed settings, enabling machinery to operate at the most energy-efficient speed for a given task. This feature is especially beneficial in applications with varying load requirements.
  • Optimized Motion Profiles: Speed reducer gearboxes help achieve smoother and controlled motion in machinery. By minimizing jerky movements and vibrations, energy waste due to sudden accelerations and decelerations is reduced.
  • Reduced Heat Generation: Efficient speed reduction leads to lower heat generation within gearboxes, resulting in decreased energy loss due to heat dissipation. This is particularly important in applications that involve continuous operation.
  • Mechanical Advantage: Speed reducers provide mechanical advantage, allowing equipment to perform tasks more easily and efficiently. This can lead to decreased wear and tear on machinery components and, consequently, reduced energy consumption.

Overall, speed reducer gearboxes contribute to energy efficiency by optimizing power transmission, reducing losses, enhancing torque delivery, and enabling precise control over machinery speed and motion. Their inclusion in various industrial setups helps lower energy consumption, operational costs, and environmental impact.

speed reducer gearbox

Limitations and Drawbacks of Speed Reducer Gearbox Systems

While speed reducer gearbox systems offer various benefits, they also come with certain limitations and drawbacks that should be considered:

1. Efficiency Loss: Speed reducer gearboxes introduce mechanical losses due to friction and gear meshing. These losses can result in reduced overall efficiency, especially in applications where precise speed control is crucial.

2. Size and Weight: Gearboxes add size and weight to the machinery, which can be a limitation in space-constrained environments or applications where weight is a critical factor.

3. Cost: The design, manufacturing, and maintenance of speed reducer gearboxes can be complex and costly. High-quality materials and precision engineering contribute to higher upfront and operational costs.

4. Maintenance: Gearboxes require regular maintenance, including lubrication, inspection, and potential replacement of worn parts. Improper maintenance can lead to reduced lifespan and operational issues.

5. Backlash: Gears within speed reducer gearboxes may exhibit backlash, which is the small amount of play between gear teeth. Backlash can affect precision in applications requiring accurate positioning.

6. Noise and Vibration: Gear meshing can generate noise and vibrations, especially at higher speeds. Additional measures may be needed to mitigate these effects and ensure a quieter operating environment.

7. Limited Ratios: Some gearbox designs offer a limited range of gear ratios, which may restrict the flexibility of certain applications requiring specific speed adjustments.

8. Heat Generation: The mechanical processes within gearboxes can generate heat, and inadequate cooling or lubrication can lead to overheating and reduced efficiency.

Despite these limitations, proper selection, design, and maintenance of speed reducer gearbox systems can help mitigate these drawbacks and ensure their effective integration into various mechanical systems.

speed reducer gearbox

Handling Variations in Input and Output Speeds with Speed Reducer Gearboxes

Speed reducer gearboxes are designed to efficiently handle variations in input and output speeds, ensuring that mechanical systems can operate at desired levels of torque and rotational motion. Here’s how they accomplish this:

Versatile Gear Ratios: Speed reducer gearboxes are equipped with a combination of gears, typically including multiple stages of gear reduction. Each stage contains gears with specific gear ratios. By strategically selecting gear ratios for each stage, the gearbox can adjust the speed and torque output according to the input from the motor or initial power source.

Multi-Stage Reduction: In many speed reducer gearboxes, the input shaft connects to a series of gears, each progressively smaller in size. As the input gear turns, it drives the next gear in the sequence. This process continues through multiple stages, resulting in a significant reduction in rotational speed while increasing torque output.

Helical and Planetary Gears: Some speed reducer gearboxes use helical gears or planetary gear sets. Helical gears have angled teeth that engage gradually, reducing noise and providing smoother transitions between gears. Planetary gears consist of a central sun gear, multiple planet gears, and an outer ring gear. They allow for compact designs and efficient speed reduction.

Frictional and Mechanical Efficiency: Speed reducer gearboxes are designed to minimize friction and mechanical losses during operation. High-quality materials, precision manufacturing, and proper lubrication contribute to higher efficiency and reduced energy waste.

Adjustable Configurations: Speed reducer gearboxes can be configured to achieve different output speeds and torque levels based on the specific requirements of the application. This adjustability allows for customization and fine-tuning of performance.

Torque and Speed Ratings: Manufacturers provide torque and speed ratings for their speed reducer gearboxes, indicating the maximum torque load they can handle while maintaining specified speed reductions. These ratings guide the selection of an appropriate gearbox for a given application.

Overall, speed reducer gearboxes effectively manage variations in input and output speeds through the use of gear ratios, multi-stage reduction, specialized gear designs, and careful engineering. This enables them to adapt to the changing demands of mechanical systems while providing precise control over motion and torque.

China manufacturer RV Type Speed Reducer Output Flange Gearboxes   with Great quality China manufacturer RV Type Speed Reducer Output Flange Gearboxes   with Great quality
editor by CX 2023-09-12