数控车床刀架系统故障分析  

Failure Analysis of Turret System of NC Lathe

作　　者：申桂香[1] 李怀洋[1] 张英芝[1] 刘葳[2] 王志琼[1] 

机构地区：[1]吉林大学机械科学与工程学院,吉林长春130025 [2]长春理工大学生命科学技术学院,吉林长春130022

出　　处：《机床与液压》2011年第19期126-129,共4页Machine Tool & Hydraulics

基　　金：国家自然基金项目(50875110);"高档数控机床与基础制造装备"科技重大专项(2009ZX04011-051-03)

摘　　要：根据采集的21台某型数控车床刀架系统的故障数据,对刀架系统进行故障模式、影响及危害性(FMECA)分析,找出影响该刀架系统可靠性的关键子系统和薄弱环节,明确该型数控车床刀架系统可靠性改进的主攻方向,并有针对性地提出提高刀架系统可靠性的改进措施。The failure mode, effects and criticality analysis （FMECA） of turret system was carried out according to the collected failure data of 21 sets NC lathe turret system. The key subsystems and weak links of turret system were identified and the main direction of reliability improvement of turret system was indicated. Then reliability improvement measures for the turret system were proposed.

关 键 词：数控车床 刀架系统 FMECA 

分 类 号：TG659[金属学及工艺—金属切削加工及机床]