大型矿用自卸车轮边减速器机架长寿命设计优化改进  

Optimization and Improvement of Long-life Design for Wheel-side Reducer Frame of Large Mine Dump Truck

作　　者：张再利 徐莎 汪星 朱曦 吴洋 Zhang Zaili;Xu Sha;Wang Xing;Zhu Xi;Wu Yang(CRRC Qishuyan Locomotive and Rolling Stock Technology Research Institute Co.,Ltd.,Changzhou 213000,China;Changzhou CRRC Ruitai Equipment Technology Co.,Ltd.,Changzhou 213000,China)

机构地区：[1]中车戚墅堰机车车辆工艺研究所股份有限公司,江苏常州213000 [2]常州中车瑞泰装备科技有限公司,江苏常州213000

出　　处：《煤矿机械》2024年第6期133-135,共3页Coal Mine Machinery

基　　金：国家资金支持项目(2023ZY02001)。

摘　　要：针对矿用自卸车轮边减速器机架开裂问题进行失效分析,通过对路谱数据进行采集,提出了更改机架材料并在机架上增加肋板的方式来优化机架提升寿命,应用仿真手段进行模拟分析和计算对比,结果表明改进的机架寿命得到明显提升。通过模态分析与铸造工艺性仿真分析验证在机架上加肋板的可行性。Aimed at the crack problem of wheel-side reducer frame of the mine dump truck,the failure analysis was carried out.Through collecting the road spectrum data,a method of changing the material of the frame and adding rib plates on the frame was put forward to optimize the frame and improve life.Through simulation analysis and calculation comparison means,the results show that the improved rack life has been improved obviously.The feasibility of adding rib plate on the frame was verifiy by modal analysis and casting process simulation.

关 键 词：矿用自卸车 轮边减速器 寿命优化 仿真分析 

分 类 号：TD524.2[矿业工程—矿山机电]