Tag Archives: nmrv50 gearbox

China manufacturer CZPT Nmrv50 Worm Shaft Gearbox car gearbox

Product Description

NMRV worm gearbox motor 

NMRV series worm gear reducer:
Its structure,outline and installation dimensions as well as performance are same with that of
Europe an products,they are interchangeable,and the materials and machining process are advanced internationally.The product is featured by:
1.Low noise and temperature rise.
2.High bearing capability,smooth run and long service life.
3.ompact structure,samll volume,light weight,beautiful shape and easy to install.
4.Can run continuously under server environment,and has a good reliability.

GPHQ NMRV aluminum worm gearbox motor details:

Type GPHQ NMRV Worm Gear Speed Reducer /gearbox motor 
Model: NMRV25/30/ 40/ 50/ 63/ 75/ 90/110/130/150
Input Power: 0.06KW,0.09KW,0.12KW,0.18KW,0.22KW,0.25KW,0.37KW,0.55KW,0.75KW,1.1KW,1.5KW,2.2KW,4KW,5.5KW,7.5KW ,11KW,15KW
IEC Flange 56B5,56B14,63B5,63B14,71B5,71B14,80B5,80B14,90B5,90B14,100B5,
100B14,112B5,112B14 132B5,160B5
Ratio 1: 7.5,10,15,20,25,30,40,50,60,80,100
 
 
 
Material 
Housing:  Die-Cast Aluminum Alloy for rv25-rv90 , die-cast cast iron for rv110 to rv150 
Worm Gear-brass+cast iron 
Worm-20CrMn Ti with carburizing and quenching, surface harness is 56-62HRC
Shaft-chromium steel-45#
Color: Blue/Silver Or others if quantity is big
Packing: Carton or plywood  Case
Guarantee time : 1 Year except except Man-made destruction
Usages: Industrial Machine: Food Stuff, Ceramics,CHEMICAL,Packing,Dyeing,Woodworking,Glass.
shaft: output CHINAMFG shaft or output hollow shaft 

FAQ
1, Q:what’s your MOQ for ac gearbox motor  ?
A: 1pc is ok for each type electric gear box  motor 

2, Q: What about your warranty for your induction speed reducer motor ?
A: 1 year ,but except man-made destroyed

3, Q: which payment way you can accept ?
A: TT, western union .

4, Q: how about your payment way ?
A: 100%payment in advanced less $5000 ,30% payment in advanced payment , 70% payment before sending over $5000.

5, Q: how about your packing of speed reduction motor  ?
A: plywood case ,if size is small  ,we will pack with pallet for less 1 container 

6, Q: What information should be given, if I buy electric helical geared motor  from you ?
A: rated power,  ratio or output speed,type ,voltage , mounting way , quantity , if more is better.

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Application: Motor, Machinery, Agricultural Machinery
Layout: Right Angle
Hardness: Hardened Tooth Surface
Step: Single-Step
Motor Power: 0.09kw-15kw
Voltage: 380V ( Also Done as Your Need)
Customization:
Available

|

Customized Request

worm gearbox

Common Problems and Troubleshooting for Worm Gearboxes

Worm gearboxes, like any mechanical component, can experience various issues over time. Here are some common problems that may arise and possible troubleshooting steps:

  • Overheating: Overheating can occur due to factors such as inadequate lubrication, excessive loads, or high operating temperatures. Check lubrication levels, ensure proper ventilation, and reduce loads if necessary.
  • Noise and Vibration: Excessive noise and vibration may result from misalignment, worn gears, or improper meshing. Check for misalignment, inspect gear teeth for wear, and ensure proper gear meshing.
  • Leakage: Oil leakage can be caused by damaged seals or gaskets. Inspect seals and gaskets, and replace them if necessary.
  • Reduced Efficiency: Efficiency loss can occur due to friction, wear, or misalignment. Regularly monitor gearbox performance, ensure proper lubrication, and address any wear or misalignment issues.
  • Backlash: Excessive backlash can affect precision and accuracy. Adjust gear meshing and reduce backlash to improve performance.
  • Seizure or Binding: Seizure or binding can result from inadequate lubrication, debris, or misalignment. Clean the gearbox, ensure proper lubrication, and address misalignment issues.
  • Worn Gears: Worn gear teeth can lead to poor performance. Regularly inspect gears for signs of wear, and replace worn gears as needed.
  • Seal Wear: Seals can wear over time, leading to leakage and contamination. Inspect seals regularly and replace them if necessary.

If you encounter any of these problems, it’s important to address them promptly to prevent further damage and maintain the performance of your worm gearbox. Regular maintenance, proper lubrication, and addressing issues early can help extend the lifespan and reliability of the gearbox.

worm gearbox

How to Calculate the Input and Output Speeds of a Worm Gearbox?

Calculating the input and output speeds of a worm gearbox involves understanding the gear ratio and the principles of gear reduction. Here’s how you can calculate these speeds:

  • Input Speed: The input speed (N1) is the speed of the driving gear, which is the worm gear in this case. It is usually provided by the manufacturer or can be measured directly.
  • Output Speed: The output speed (N2) is the speed of the driven gear, which is the worm wheel. To calculate the output speed, use the formula:

    N2 = N1 / (Z1 * i)

Where:
N2 = Output speed (rpm)
N1 = Input speed (rpm)
Z1 = Number of teeth on the worm gear
i = Gear ratio (ratio of the number of teeth on the worm gear to the number of threads on the worm)

It’s important to note that worm gearboxes are designed for gear reduction, which means that the output speed is lower than the input speed. Additionally, the efficiency of the gearbox, friction, and other factors can affect the actual output speed. Calculating the input and output speeds is crucial for understanding the performance and capabilities of the worm gearbox in a specific application.

worm gearbox

What is a Worm Gearbox and How Does It Work?

A worm gearbox, also known as a worm gear reducer, is a mechanical device used to transmit rotational motion and torque between non-parallel shafts. It consists of a worm screw and a worm wheel, both of which have helical teeth. The worm screw resembles a threaded cylinder, while the worm wheel is a gear with teeth that mesh with the worm screw.

The working principle of a worm gearbox involves the interaction between the worm screw and the worm wheel. When the worm screw is rotated, its helical teeth engage with the teeth of the worm wheel. As the worm screw rotates, it translates the rotational motion into a perpendicular motion, causing the worm wheel to rotate. This perpendicular motion allows the worm gearbox to achieve a high gear reduction ratio, making it suitable for applications that require significant speed reduction.

One of the key features of a worm gearbox is its ability to provide a high gear reduction ratio in a compact design. However, due to the sliding nature of the meshing teeth, worm gearboxes may exhibit higher friction and lower efficiency compared to other types of gearboxes. Therefore, they are often used in applications where efficiency is not the primary concern but where high torque and speed reduction are essential, such as conveyor systems, elevators, automotive steering systems, and certain industrial machinery.

China manufacturer CZPT Nmrv50 Worm Shaft Gearbox   car gearbox	China manufacturer CZPT Nmrv50 Worm Shaft Gearbox   car gearbox
editor by CX 2024-03-08