Punch for punch press

Details Punch for punch press Punch for punch press

1989-10-06

1991-09-03

Phan, Hien H.

Cutting

With product handling means

Means to move, guide, or permit free fall or flight of product

83140, 83549, 83552, 83691, B21D 2836, B26F 104

Patent

active

050442392

ABSTRACT:
A punch for a punch press includes a punch holder which is installed on a punch installing portion of the punch press and a plurality of punch bodies so supported on the punch holder as to be independently movable in the vertical direction. Shearing blade portions are formed on the lower ends of the respective punch bodies. The shearing blade portions have elongated configurations, each extending in a different direction in the horizontal plane.

REFERENCES:
patent: 1736049 (1929-11-01), Nordendale
patent: 3527309 (1970-09-01), Knehans
patent: 3902389 (1975-09-01), Brown et al.
patent: 4134317 (1979-01-01), Goel et al.
patent: 4250785 (1981-02-01), Morishita et al.
patent: 4532845 (1985-08-01), Jinnouchi
patent: 4546683 (1985-10-01), Volkel et al.
patent: 4569267 (1986-02-01), Klingel
patent: 4623089 (1986-11-01), Scott
patent: 4738173 (1988-04-01), Kiuchi

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