| 摘要 |
The present invention relates to a jet device for cutting liquid of a machine tool comprising a rotary actuator attached at a suitable position of the machine tool, a nozzle attached to the output shaft of said rotary actuator, a pulse motor adapted to drive said rotary actuator, and a control section connected to the numerical control unit of the machine tool. The control section control the pulse motor in accordance with the instruction relating to the cutting tool for changing the angle of the nozzle at a suitable position. |
