CA6140车床电气控制电路的检修与快速故障排查

Overhaul and Quick Troubleshooting of Electrical Control Circuit for CA6140 Lathe

维修电工中级考证在机械电子专业考证中占了很大的比重,其中,CA6140车床电气控制电路的故障排查在实操考试中是经常备考的项目。如何快速发现故障位置,缩小检查范围,对初学维修人员很必要。针对常见故障进行分析,根据顺序操作,通过观察指示、照明灯的暗亮、接触器的断合等直观方法,快速判断故障位置,作一个总结供大家参考。

The intermediate examination of the maintenance electrician occupies a large proportion in the textual research of the mechanical and electronic specialty. Among them, the troubleshooting of the electrical control circuit of the CA6140 lathe is a project which is often prepared for the examination in the practical examination. How to locate the fault location quickly and narrow the scope of inspection is very necessary for beginners. According to the analysis of common faults, in accordance with the sequential operation, through the observation instructions, the bright of the light, the disconnection of the contactor and other intuitionistic methods, the fault location is quickly judged, and a summary is made for reference.