Gearbox noise reduction is a critical aspect of engineering for many applications, especially when using helical gears. Helical gears are known for their smooth operation and noise-reducing capabilities compared to other gear types like spur gears. However, additional strategies can be employed to further minimize gearbox noise and achieve...
Spiral bevel gearboxes are complex mechanical systems that consist of various components working together to transmit power at non-parallel shaft angles. These gearboxes play a crucial role in power transmission and motion control in a wide range of applications, including automotive, aerospace, and industrial machinery. Let’s explore the key...
Helical gearboxes are essential components in industrial machinery, providing speed reduction, torque multiplication, and directional changes in power transmission systems. They play a crucial role in various industries, contributing to the efficient operation of heavy machinery and equipment. Let’s explore the key components of helical gearboxes and their functions:...
Hypoid gears have indeed emerged as a game-changer in gearbox design, offering several advantages over traditional gear types. Here are some key ways in which hypoid gears are breaking the mold and revolutionizing gearbox design: Hypoid gears have found widespread use in various industries, including automotive, aerospace, heavy machinery,...
Based on the objective of reducing vibration and noise of helical gears, taking the helical gear pair of a reduction gearbox of an electric vehicle as an example, a systematic numerical simulation analysis and experimental study were carried out on the influence of helical gear parameters (such as helix...
The efficiency change curve of the sample gearbox under different working environment parameters is drawn by using Matlab software. The relationship between kinematic viscosity, high multiple of high-speed gear teeth, friction coefficient and total efficiency is shown in Figure 1. As shown in Figures 1 (a) and 1 (b),...
The total efficiency of the gearbox is not only related to its design parameters, but also to its different working environment parameters. On the premise of determining the size of the gearbox, its total efficiency is mainly related to the input power P, the input speed n, and the...
1. Setting of working environment parameters of gearbox In order to obtain the influence of different design parameters of the gearbox on the total power more accurately, it is necessary to preset the working environment parameters of the gearbox on the premise of meeting the actual situation. Parameter name...
The wind resistance loss is the energy loss caused by the rotation of the pinion and the big gear in the oil and gas space of the gearbox. The factors affecting the wind resistance loss mainly include the diameter of the gear, the concentration of oil mist in the...
The oil mixing loss of the gearbox mainly comes from the friction loss between the lubricating oil and the internal components of the gearbox. The influencing factors of the oil mixing loss mainly include the viscosity of the lubricating oil, the input speed, the operating temperature, the gear helix...