基于性能测试的电主轴预防性维修方法研究  

Research on preventive maintenance method of motorized spindle based on performance measurement

作　　者：张日升[1] 刘维新 余纬[1] 胡秋[1] ZHANG Risheng;LIU Weixin;YU Wei;HU Qiu(Institute of Machinery Manufacturing Technology,China Academy of Engineering Physics,Mianyang 621900,CHN)

机构地区：[1]中国工程物理研究院机械制造工艺研究所,四川绵阳621900

出　　处：《制造技术与机床》2022年第1期38-44,共7页Manufacturing Technology & Machine Tool

基　　金：高档数控机床与基础制造装备科技重大专项(2017ZX04011001)。

摘　　要：针对电主轴预防性维修问题,首先通过电主轴结构分析和常见故障分析,获得电主轴故障多发部位和故障原因;然后针对分析得到的电主轴故障多发部位,设计电主轴预防性维修体系,通过设计故障多发部位性能测试方案和评价标准,得到电主轴预防性维修方法;最后将设计的预防性维修方法应用于长期服役的精密数控机床电主轴,验证了所提电主轴预防性维修方法的有效性。实验结果表明:所提电主轴预防性维修方法可有效识别出电主轴早期性能退化,为预防性维修和性能退化趋势监测提供了有效依据。Aiming at the problem of preventive maintenance of motorized spindle,firstly,the structure and common faults of motorized spindle are analyzed,and the fault prone parts and causes are obtained;Then,according to the fault prone parts of motorized spindle,the preventive maintenance system of motorized spindle is designed,the performance measurement scheme and evaluation standard of fault prone parts are designed,and the preventive maintenance method of motorized spindle is obtained;Finally,the preventive maintenance method is applied to a variety of precision CNC machine tool motorized spindle,and the effectiveness of the proposed preventive maintenance method is verified.The experimental results show that the proposed preventive maintenance method can effectively identify the early performance degradation of motorized spindle,and provide an effective basis for preventive maintenance and performance degradation trend monitoring.

关 键 词：预防性维修 电主轴 性能测试 精密数控机床 

分 类 号：TP206[自动化与计算机技术—检测技术与自动化装置]