护帮机构销轴断裂原因分析  

Analysis of Pin Breakdown in Flipper Mechanism

作　　者：姜伟[1] 

机构地区：[1]中煤北京煤矿机械有限责任公司,北京102400

出　　处：《煤矿机械》2015年第6期230-231,共2页Coal Mine Machinery

摘　　要：根据液压支架护帮机构工作原理对护帮机构销轴断裂原因进行了研究分析,总结出现该问题的原因,通过分析计算,提出几点改进措施,从而解决了护帮机构销轴断裂井下更换、维修困难等难题,提高整个支架的使用寿命。According to the operating principle of the powered support flipper mechanism, analysis the cause of pin breakdown, make a summary, and propose improvement measures by analysis calculation so that solve the problems of the pin breakdown, the pin replacement under mine and maintenance, and extend the servicing life of the powered roof support.

关 键 词：销轴 断裂 分析 

分 类 号：TD355[矿业工程—矿井建设]