Methods for constructing cutting tools

Details Methods for constructing cutting tools Methods for constructing cutting tools

1983-02-28

1986-01-07

Parker, Roscoe V.

Metal tools and implements, making

Blank or process

Die

76 4, 72 27, 72 28, 72307, B21K 520, B26F 146, B21D 7024, B21D 712

Patent

active

045627541

ABSTRACT:
Method for constructing a press knife for cutting out sheet material such as leather, wherein machine instructions are generated containing data relating to a desired configuration of the press knife for cutting out a particular profile, the machine instructions are supplied to a bending device (36, 38, 40) and to a strip material feed device (62), the feed device supplies the strip material to the bending device so the bends are introduced into the strip material in accordance with the machine instructions, the formed strip material then being cut off from the stock and assembled and fixed to form the desired knife configuration, preferably being fixed around a support plate which is produced by a forming device (30) fed with machine instructions derived from the same source (12) as those controlling the bending and feeding devices.

REFERENCES:
patent: 1121377 (1914-12-01), Krentler
patent: 2281587 (1942-05-01), Latham
patent: 2495221 (1920-01-01), Berlin
patent: 3823749 (1974-07-01), Ritter et al.
patent: 4161110 (1979-07-01), Ritter et al.

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