电磁无心夹具支点印的形成和避免措施  

Formation of supporting-points marks of electric-magnetic centerless fixture and preventions

作　　者：李丽新 张海燕 

机构地区：[1]哈尔滨轴承集团公司铁路轴承制造分厂,黑龙江哈尔滨150036

出　　处：《哈尔滨轴承》2013年第2期25-26,共2页Journal of Harbin Bearing

摘　　要：在对电磁无心夹具磨削轴承套圈形成支承痕迹的原因进行分析的基础上,提出消除支点划痕、提高轴承质量、降低制造成本的办法。When grinding bearing rings with electric magnetic centerless fixture, there will left the marks of supporting points. On the basis of analyzing the cause of the marks to eliminate the supporting points scratches, to improve beating quality and to reduce the costs.

关 键 词：无心磨削 电磁无心夹具 摩擦力 支点印 

分 类 号：TG581.3[金属学及工艺—金属切削加工及机床]