| 摘要 |
PURPOSE: A spindle mate of routing equipment is provided to detects 3-phase current and judge and correct an appropriate RPM range of a spindle using a change of the 3-three current. CONSTITUTION: 3 spindle display windows(20) are arranged at a front surface of the spindle mate(10). Each of spindles performs a routing operation. The spindle display windows(20) display a plurality of status of a spindle having RPM with respect to the spindles so that a worker can recognize it with the naked eye. A message display window(30) is arranged at one side of one of the 3 spindle display windows(20). The message display window(30) informs a worker of a load status of a spindle. The load status includes an RPM increase or reduction of the spindle and a deterioration of the spindle.
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