题目：XK7124数控铣床常见回参考点异常的故障维修方案设计目录1.设备介绍...........................................................................................................................11.1设备信息.............................................................................................................................11.2设备故障现象.....................................................................................................................22.设备工作原理、操作及故障原因分析...........................................................................32.1设备工作原理.....................................................................................................................32.2设备操作.............................................................................................................................32.3设备故障原因分析.............................................................................................................43.安全操作规程...................................................................................................................43.1一般要求.............................................................................................................................43.2工作前要求.........................................................................................................................43.3工作中要求.........................................................................................................................43.4工作后要求.........................................................................................................................54.故障诊断流程方案设计及实施.......................................................................................54.1XK7124数控铣床的回参考点异常诊断流程方案.............................................................54.2方案的实施.........................................................................................................................65.修复验证..........................................................................................