| 摘要 |
<p>PROBLEM TO BE SOLVED: To surely execute work re-positioning without generating the positional deviation of a work in a pressing machine. SOLUTION: The pressing machine 1 is provided with a punching tool piercing the work and a work holding part 23 holding and transferring the work on a table. A re-positioning operation shifting the position of the work is allowed with the work holding part 23. The punching tool is stopped during piercing the work in the piercing operation with a controller 35, and the re- positioning operation is executed with the work holding part 23 under the stopped state. The punching tool other than a complete round shape one is selected to fix the work with the controller 35 in the case of the re-positioning operation.</p> |
