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Patent Searching and Data


Title:
PROGRESSIVE DIE DEVICE
Document Type and Number:
Japanese Patent JP2007160358
Kind Code:
A
Abstract:

To provide a progressive die device having a guide function capable of playing a role of a guide without any damage even when a strip-like material is meandered, and preventing any restriction of a punching action when punching a desired article by passing the strip-like material as a work plate.

In the progressive die device 1, a work plate t to be intermittently passed through a plate-passing passage L1 for forming a plate passing line L is successively punched by a plurality of die devices. At least one pair of guide lifter rolls 2 are provided in each die device installation area, which are arranged across the plate passing passage L1 of the die device on the outer sides thereof, urged toward the plate passing line L, advanced/retracted to/from the plate passing line L, and brought into contact with the work plate t to be passed so as to guide the work plate t along the plate passing passage L1.


Inventors:
Fujita, Katsufusa
Nouzumi, Atsuo
Application Number:
JP2005000360390
Publication Date:
June 28, 2007
Filing Date:
December 14, 2005
Export Citation:
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Assignee:
MITSUI HIGH TEC INC
International Classes:
B21D43/00; B21D28/02; B21D43/00; B21D28/02