FANUC原装手轮的一次奇异干扰现象的维修

Maintenance of a peculiar disturbance phenomenon of FANUC original handwheel

介绍一起故障,一台没有单独接地的机床,手轮在极低速进给时,发生轴运动错误移动,由此强调机床接地必须采用单点接地,否则会出现难以预料的故障现象。

This article introduces a fault： a machine tool without single point grounding, feeds abnormally at extremely low speed in handwheel mode, spindle motion error happens, the fault shows that the machine must be single point grounding, or will happen unpredictable phenomenon.