CRH5型动车组制动夹钳杠杆螺栓失效分析  

Failure Analysis of Bolts for Levers of Brake Calipers on CRH5 Multiple Units

作　　者：孟繁辉[1] 张云[2] 

机构地区：[1]中车长春轨道客车股份有限公司总体研发部,吉林长春130026 [2]长春理工大学,吉林长春130022

出　　处：《铁道车辆》2017年第5期29-32,共4页Rolling Stock

摘　　要：从材质、受力情况、工艺、理化分析等方面对失效的CRH5型动车组制动夹钳杠杆螺栓进行了分析,通过计算和试验验证,确定了制动夹钳杠杆螺栓失效的根本原因,并提出了有效的预防措施。The failed bolts for levers of brake calipers on CRH5multiple units are analyzed from such aspects as material,forces,technology,physical and chemical analysis.Via calculation and testing verification,the fundamental cause to failure of the bolts for levers of brake calipers is determined,and the effective prevention measures are given.

关 键 词：动车组 制动夹钳 杠杆螺栓 失效分析 

分 类 号：U270.35[机械工程—车辆工程]