Straight bevel gear transmission is an important power transmission system in automobile and aviation machinery. Its dynamic behavior directly affects the working stability and efficiency of power equipment. Some results have been obtained in the dynamic modeling, structural modal analysis and nonlinear vibration analysis of spiral bevel gear transmission....
1) Inherent characteristic analysis At present, the analysis of the natural characteristics of involute straight bevel gear system generally includes the analysis of gear transmission, the natural frequency and vibration mode of involute straight bevel gear wheel body and box; Research on the relationship between system structure and inherent...
The modification length and modification curve need to be selected for the modification along the tooth profile direction. In the meshing process of straight bevel gear, the modification length will be affected by many factors, such as manufacturing error, tooth deformation, coincidence degree, etc. Therefore, the modification length should...
In order to improve the dynamic performance of straight bevel gear system, it is necessary to solve the appropriate modification amount for the modification of straight bevel gear. If the amount of modification is too large, the bearing capacity of gear teeth will be reduced, which can not effectively...
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With the development of mechanical industry modernization, the straight bevel gear transmission system with high load-bearing, high efficiency, high speed and low noise has gradually become the main direction of straight bevel gear dynamics research. In order to reduce the vibration and impact of straight bevel gear transmission and...
The influence of modification on the meshing dynamic characteristics of involute straight bevel gear is studied. In this paper, the three-dimensional model of involute straight bevel gear and the dynamic model of bevel gear pair are established, and the dynamic simulation analysis of modified straight bevel gear system is...
This paper analyzes the vibration characteristics and dynamics of involute straight bevel gear transmission, discusses the tooth modification and gear dynamics theory, establishes the accurate three-dimensional model and vibration mathematical model of straight bevel gear, and simulates and analyzes the influence of modification on the dynamic behavior of straight...
It can be seen from the previous analysis that before tooth profile modification, the transmission error of straight bevel gear fluctuates greatly with the increase of frequency from 0Hz to 5000Hz. When the frequency is 400Hz ~ 1120hz and the corresponding speed of straight bevel gear is 1080r /...
Under the action of various excitations, dynamic transmission error, dynamic contact load, vibration, impact and other dynamic problems will appear in the transmission process of straight bevel gear. Studying and analyzing the dynamic problems of straight bevel gear system will help to improve the low reliability and low stability...