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Patent Searching and Data


Title:
PUNCH PRESS
Document Type and Number:
WIPO Patent Application WO/2002/055229
Kind Code:
A1
Abstract:
A punch press(1), wherein a forwardly withdrawable die holder (103), a punch holder (47) fixed to a bridge structure, a striker support frame (59) allowed to be positioned on an XY plane and allowing the entire body thereof to be slid horizontally to select a desired punch (P), a vertically movable ram (37), and a clamp device (232) having a clamp arm (233) movable into a clearance between the punch holder (47) and the die holder (103) and holding both ends of a work (W) opposed to each other are installed in a space of a highly rigid cubic shape, whereby the punch press (1) suitable for a highly accurate sheet working and not impairing the easiness of metal mold replacement can be formed.

Inventors:
TOKUNAGA HIRONORI (JP)
Application Number:
PCT/JP2002/000088
Publication Date:
July 18, 2002
Filing Date:
January 10, 2002
Export Citation:
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Assignee:
AMADA CO LTD (JP)
MATSUSHITA ELECTRIC IND CO LTD (JP)
TOKUNAGA HIRONORI (JP)
International Classes:
B21D28/24; B21D37/04; B21D43/00; B21D43/10; B30B15/02; (IPC1-7): B21D28/24; B21D37/04; B30B15/02
Domestic Patent References:
WO1990005601A11990-05-31
Foreign References:
JPH10118723A1998-05-12
JPH0747140Y21995-11-01
JPH0318013Y21991-04-16
JPS6427126U1989-02-16
JPH0324325U1991-03-13
Other References:
See also references of EP 1361006A4
Attorney, Agent or Firm:
Miyoshi, Hidekazu (Toranomon Daiichi Building 2-3 Toranomon 1-chome Minato-ku, Tokyo, JP)
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