| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a clamp device of a punching device which achieves the downsizing of the device and improves the operability.SOLUTION: A clamp device 1 is attached to a front part of a body 2 of a punching device and clamps a work-piece W. The clamp device 1 includes: a fixed piston 81 which is fixed to the front part of the body 2; a moving cylinder 82 which is attached to the front part of the body 2 so as to freely move in an axial direction of the punching device; a first pressure chamber (82a) and a second pressure chamber (82b); a fluid supply device which supplies a pressure fluid to the first pressure chamber (82a) and the second pressure chamber (82b) and moves the moving cylinder 82 in the axial direction; a connection mechanism 7 which is connected with the moving cylinder 82 at one end; and clamp means 10 which is connected with the other end of the connection mechanism 7 and is fixed to a predetermined position of the work-piece W.</p> |
