Title:
PUNCH PRESS
Document Type and Number:
Japanese Patent JP3765890
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To prevent punches from galling by mounting many punches and dies and always striking the center of each punch with a ram device.
SOLUTION: A punch guide 107 and a die guide 127 capable of positioning are respectively provided so as to freely turn within a punch holder 21 and a die holder 17, plural punches P and dies D are respectively installed in the punch guide 107 and the die guide 127 in a grid pattern, and a hydraulic cylinder 31 vertically moving the ram is provided just on punches P so as to freely move in the orthogonal two axes directions (U, V axis direction). Therefore, many punches P and dies D are respectively mounted on the punch guide 107 and the die guide 127, the hydraulic cylinder 31 is positioned just on punches P, whereby galling of punches P is prevented.
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Inventors:
Inoue Yoshito
Application Number:
JP27500096A
Publication Date:
April 12, 2006
Filing Date:
October 17, 1996
Export Citation:
Assignee:
Amada Engineering Center Co., Ltd.
Amada Co., Ltd.
Amada Co., Ltd.
International Classes:
B21D28/24; B21D28/36; B21D37/04; (IPC1-7): B21D28/24; B21D28/36; B21D37/04
Domestic Patent References:
| JP7265970A | ||||
| JP3005915U | ||||
| JP60213320A | ||||
| JP7037429U |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Iwa Saki Kokuni
Akira Kurihara
Kawamata Sumio
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu
Iwa Saki Kokuni
Akira Kurihara
Kawamata Sumio
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu
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