| 摘要 |
<p>An abnormal load detecting method capable of detecting an abnormal load correspondingly to an operation condition of a machine tool. A load imparted to a driving shaft of a machine tool is detected, and a detected load is compared with an abnormal load detecting level. The abnormal load detecting level is switched in accordance with the operation condition of a machine tool, for example, a manual operation mode and an automatic operation mode, and a quick feed operation and a cutting feed operation of an automatic operation mode.</p> |
