China Hot selling Double Stage Worm Gear RV Reducer-Nmrv40/90 manufacturer

Product Description

The reducer has a compact structure, smooth operation, low noise, and no need for maintenance
1, There are multiple combinations of secondary reduction ratios to facilitate the adjustment of the output torque of the mechanism


technical parameter NMRV40/90 NMRV30/63 NMRV50/105
Motor power 550W 250W 750W
motor speed  1400r/min 700r/min
speed ratio 10×80 7.5×50 10×80
Output speed(r/min) 1.75 3.73 0.875


                                                 Company profile                                                


      Taikai Group Co., Ltd ( short for CHINAMFG Group) is a large-scale enterprise majoring in the manufacture of power transmision and transformationequipment, LV electrical equipment and special vehicles. Nowadays, the Group subordinated with 22 companies is ranked of the ahead position in thpower transmision and transformation industry for its comprehensive economic targets and No.1 position in ZheJiang Province. The Group is 1 of thefew large-scale enterprises, which is fully capable of the complete supply of power transmission and transformation equipment with the voltage of 550Kand the below, as well as EPC substation proiects. Over the years,”TK” products are sold to all provinces of mainland China. and exported to more than60 countries and regions, such as Russia, lndia, Pakistam, Poland, Afiica and South America etc, and they enjoy wide reputation in the domestic ancinternational power projects.


                                                 OUR PERFORMANCE                                                


                                       OUR WORKSHOP                                          

                                       OUR  COSTOMERS                            


Q1:Are you a factory or trading company?
A1:We are a factory,we can guarantee our price is first-hand,very cheap and competitive.

Q2:What is payment term?
A2:We accept TT,30%deposit and 70%balance against copy of BL.

Q3:Could I have prices of your products?
A:Welcome.Please feel free to send us inquiry here.We will reply you within 24 hours.
Q4:How about delivery time?
A:Usually it will take about 15-20 days.

Q5:May I know warranty time?
A:In 12 months since BL date.

Q6:Do you accept product customization?
A:Yes,of course.Please provide specific drawings or parameters,we will quote you after evaluation.

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Application: Motor, Electric Cars, Motorcycle, Isolation Switch
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Double-Step


Customized Request

gear gearbox

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.

gear gearbox

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.

gear gearbox

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.

China Hot selling Double Stage Worm Gear RV Reducer-Nmrv40/90   manufacturer China Hot selling Double Stage Worm Gear RV Reducer-Nmrv40/90   manufacturer
editor by CX 2024-05-15