避免气帘效应的超高速电主轴轴承润滑技术  

Lubrication Technology for Ultra High Speed Motorized Spindle Bearings to Avoid Air Curtain Effect

作　　者：王东峰[1,2,3] 刘胜超 李彦[1,2,3] 仝楠 WANG Dongfeng;LIU Shengchao;LI Yan;TONG Nan(Luoyang Bearing Research Institute Co.,Ltd.,Luoyang 471039,China;Henan Key Laboratory of High Performance Bearing Technology,Luoyang 471039,China;Strategic Alliance for Technology Innovation in Rolling Bearing Industry,Luoyang 471039,China)

机构地区：[1]洛阳轴承研究所有限公司,河南洛阳471039 [2]河南省高性能轴承技术重点实验室,河南洛阳471039 [3]滚动轴承产业技术创新战略联盟,河南洛阳471039

出　　处：《轴承》2018年第4期59-64,共6页Bearing

基　　金：国机集团重点研发项目(SINOMACH2017[253])

摘　　要：阐述了d_m·n值超过2.0×10~6mm·r/min的超高速电主轴轴承的油气润滑机理,分析了轴承腔内的气帘效应,重点介绍了目前较先进的几种润滑新技术,并对其加工成本、环保性和综合性能进行总结。Aiming at the ultra-high speed motorized spind le bearings with dm.n value of more than 2.0 X 106 mm.r/m in,the oil-air lubrication mechanism is expounded,and the air curtain effect inside chamber of the bearings is analyzed.Several advanced and new lubrication technologies at present are introduce demphatically,and the processed cost,environm ental protection perform ance and comprehensive perform ance are summarized.

关 键 词：主轴轴承 超高速电主轴 润滑 气帘效应 

分 类 号：TH133.33[机械工程—机械制造及自动化] TH117.2