Multiple punching press

Details Multiple punching press Multiple punching press

1991-07-29

1992-09-08

Rosenbaum, Mark

Cutting

Processes

83571, 234114, B26F 104

Patent

active

051448726

ABSTRACT:
A multiple punching press includes a supporting framework having a die block with a plurality of slug holes. A movable punch holder moves relative to the die block and includes a plurality of punch pins that are movable within the movable punch holder between a first limit position where the punch pin is able to pierce the workpiece and a second limit position where the punch pin is unable to pierce the workpiece. Each punch pin includes a position setting mechanism that includes an actuator and cam to move the punch pins against the biasing force of a spring.

REFERENCES:
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patent: 3738569 (1973-06-01), Killaly, Sr.
patent: 4094944 (1978-06-01), Paetz
patent: 4532843 (1985-08-01), Miyama
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patent: 4555966 (1985-12-01), Klingel
patent: 4621407 (1986-11-01), Suzuki
patent: 4623089 (1986-11-01), Scott
patent: 4653365 (1987-03-01), Takasaki et al.
patent: 4685613 (1987-08-01), Schambre

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