机车轮对JM、JM_2、JM_3磨耗型踏面及其剥离  

Worn profile tread JM, JM_2 and JM_3 for locomotive wheel and the tread shelled-out

作　　者：王家玉[1] 王顺福[1] 

机构地区：[1]柳州机务段,广西柳州545007

出　　处：《内燃机车》2009年第5期34-37,共4页Diesel Locomotives

摘　　要：机车轮对踏面剥离的产生因素很多,如轮箍材质、高速重载、制动过热、踏面型式,等等。对20世纪80年代以来南宁铁路局已应用过的机车轮对JM、JM2、JM3磨耗型踏面的剥离问题,作了比较和探讨。There are number of reasons for locomotive wheel tread to be shelled out, such as wheel tyre material quality, high-speed, heavey haul, braking overheat, tread type etc.. The JM, JM2 and JM3 tread, which are applied in Nanning Railway administration since 1980’s, are investigated and compared in terms of shelled-out.

关 键 词：机车 轮对 磨耗型踏面 剥离 

分 类 号：U260.331.1[机械工程—车辆工程] U213.42[交通运输工程—载运工具运用工程]