EN
-
Five forms of mechanical transmission
Hello everyone, this is Bella from ZHEJIANG WUMA DRIVE CO.,LTD. This year marks WUMA's 30th anniversary, and we've launched a series of articles to share with you. Today, we'll be introducing mechanical transmission forms. 1.Gear TransmissionGear tr...
Dec. 30. 2025 -
Causes of Gearbox Noise and Suggested Solutions
Traditionally, the three main factors for evaluating gear reducer performance are load capacity, fatigue life, and operational accuracy, often neglecting transmission noise. With the successive promulgation of ISO 14000 and ISO 18000 standards, the i...
Dec. 27. 2025 -
How to Paint a gearbox
Does your reducer look worn and discolored? If the appearance of the reducer is left to deteriorate, over time, rust, dust and dirt will accumulate more and more. In this guide, we will step by step show you how to correctly paint the reducer to keep...
Dec. 27. 2025 -
Applications of Reducers in the Food Industry
In the food processing industry that impacting public health, high efficiency, stability, cleanliness, and precision in production lines are most important requirements. As the core power transmission component of almost all automated equipment, redu...
Dec. 27. 2025 -
Analysis of Gear Meshing Stiffness
Hello, I'm Jenny from WUMA in Zhejiang. Today, I'll talk about an important gear property: meshing stiffness.The gear shaft height (also known as the contact height or working height) is the radial distance between the edges of the two teeth of the g...
Dec. 27. 2025 -
Application of Reducers in Amusement Parks
The transmission system of an amusement ride has to do three main things: send power where it’s needed, change how fast things move and their direction, and switch up the type of motion too. So naturally, this system is made up of three parts: ...
Dec. 25. 2025 -
How to design noise reduction for gear transmissions
Gear Types and Materials 1. Gear types From the perspective of smooth transmission and low noise, helical cylindrical gears have more teeth in contact simultaneously, resulting in a more stable change in overall meshing stiffness. Therefor...
Dec. 25. 2025 -
Why are helical gears better than spur gears?
Have you noticed that gear components in high-end automotive gearmotor, elevators, high-precision instruments, planetary speed reducer; and the helical gearboxes（WK/WR/WF/WS） produced by our WUMA reducer company almost always use helical gears, rathe...
Dec. 25. 2025 -
What causes gear overheating and wear in a gearbox?
After investigating this issue, the technicians at ZHEJIANG WUMA DRIVE CO.,LTD found four common causes: 1. Poor tooth surface roughness. Poor tooth surface roughness causes direct contact or collision between the high points of the gear teeth ...
Dec. 22. 2025 -
What type of lubricating oil should be used for different gearbox?
Hello everyone, this is Bella from ZHEJIANG WUMA DRIVE CO.,LTD. We have more than 30 years of experience in production gearboxes and 25 years of export experience in the gearbox. Last week, I introduced how to change the lubricating oil in a WMRV wor...
Dec. 22. 2025 -
How to Adjust Worm Gear Clearance
The meshing gap (i.e., tooth side clearance) of the worm gear is a key parameter to ensure the stability of transmission and reduce shock and noise. If it is too small, it will aggravate wear, heat and even jamming. The adjustment method needs to be ...
Dec. 22. 2025 -
A Detailed Explanation of the Core Differences Between Gearboxes and Reducers: From Principles and Design to Practical Applications
In the field of mechanical transmission, the word ‘gearbox’ and ‘reducer’ are frequently used, but they have different technical connotations and application. Understanding these differences is important for correct equipment ...
Dec. 20. 2025
