自滚轮装卸凹底平车承载结构设计及强度分析  

Bearing Structure Design and Strength Analysis of Depressed Center Flat Car with Automatic Rollers for Loading and Unloading

作　　者：张建武 万涛 王艳霞 许秀峰 郭娜 ZHANG Jianwu;WAN Tao;WANG Yanxia;XU Xiufeng;GUO Na(Technology Center of CRRC Shijiazhuang Rolling Stock Co.,Ltd.,Shijiazhuang 050000,China)

机构地区：[1]中车石家庄车辆有限公司技术中心,河北石家庄050000

出　　处：《铁道车辆》2021年第5期81-84,共4页Rolling Stock

摘　　要：介绍了自滚轮装卸凹底平车承载结构的设计难点及有限元分析,并根据有限元分析结果对承载结构进行了优化。优化后自滚轮装卸凹底平车的强度和刚度满足设计标准的要求。This paper introduces the design difficulties and finite element analysis on the bearing structure of depressed center flat car with automatic rollers for loading and unloading,and optimizes the bearing structure according to the finite element analysis results.After optimization,the strength and rigidity of depressed center flat car with automatic rollers for loading and unloading meet the requirements of design standards.

关 键 词：凹底平车 承载结构 技术参数 有限元分析 

分 类 号：U272.65[机械工程—车辆工程]