Die exchange apparatus for the use of a press brake

Details Die exchange apparatus for the use of a press brake Die exchange apparatus for the use of a press brake

1991-03-14

1992-12-08

Jones, David

Metal deforming

With means to drive tool

With means to permit tool positioning

72413, 72389, 72323, 72319, B21J 1308

Patent

active

051687453

ABSTRACT:
A press brake has upper dies and lower dies so as to be capable of attaching and detaching with an upper die exchange apparatus and a lower die exchange apparatus to a machine body of the press brake. And, the upper die and the lower die comprise the combination of divisional die chips. The storing of dies is performed with those die chips. And, the face width of the upper die chips is determined and combined according to size of a workpiece to be processed from the upper die chips.

REFERENCES:
patent: 4205427 (1980-06-01), Koch et al.
patent: 4513602 (1985-04-01), Sofy
patent: 4532792 (1985-08-01), Hongo
patent: 4660402 (1987-04-01), Hongo
patent: 4680955 (1987-07-01), Sakamoto
patent: 4930332 (1990-06-01), Hongo

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