齿轮传动箱断裂失效分析及预防  

Failure Analysis and Prevention for Gear Boxes

作　　者：陈赤囡[1] 于荣莉[1] 韩海军[1] 苏梅[1] 

机构地区：[1]北京航空航天大学

出　　处：《材料工程》1997年第7期41-44,共4页Journal of Materials Engineering

摘　　要：齿轮传动箱在使用中产生疲劳断裂 ,通过电镜观察 ,金相检验 ,力学性能测试及力学计算等方法进行分析 ,找出了引起疲劳破坏的原因 ,并提出了改进措施。Failure analysis of gear boxes was carried out by means of SEM,metallograph- ic examination,mechanical properties test,and calculation.It was found that this failure is fa- tigue fracture caused by fretting wear.The preventing measures were suggested.

关 键 词：疲劳断裂 微动磨损 齿轮传动箱 断裂失效 预防 

分 类 号：TH132.41[机械工程—机械制造及自动化]