摘要
对采煤机摇臂传动系统中的齿轮对进行非线性动力学分析,采用有限元软件ANSYS模拟实际工况下传动系统中的齿轮啮合情况,以获取齿轮的应力应变分布图,提取出传动系统中的危险部位的应力谱,通过应力谱分析齿轮的疲劳可靠性,依据可靠性分析原理,基于MATLAB软件对采煤机摇臂传动系统的疲劳可靠性进行分析,并对比其他几种可靠性分析方法并结合实验结果,表明通过疲劳可靠性分析优化设计采煤机摇臂传动系统是一种可靠、实用的优化设计法。
The research content is on the nonlinear dynamic analysis of gear shearer rocker arm drive system, using the finite element software ANSYS to simulate the meshing of the gear transmission system under the actual conditions, to obtain the stress and strain distribution diagram of gear, extract the dangerous parts of the transmission system of the stress spectrum, the stress spectrum fatigue reliability analysis of gear, according to reliability analysis principle of fatigue reliability analysis software of MATLAB shearer rocker driving system based on, and compared to several other reliability analysis method and the experimental results show that, the fatigue reliability analysis and optimization design of rocker transmission system is a reliable and practical optimization design method.
出处
《煤炭技术》
北大核心
2017年第7期251-253,共3页
Coal Technology
关键词
摇臂
传动系统
可靠性
ranging arm
transmission system
reliability
