Device for moving dies in a machine for the manufacture of twist

Details Device for moving dies in a machine for the manufacture of twist Device for moving dies in a machine for the manufacture of twist

1978-01-13

1979-06-05

Larson, Lowell A.

Wireworking

Wire twisting

226163, B21F 700

Patent

active

041571029

ABSTRACT:
A device comprises a slider mounted fo reciprocations in guides extending along the axis of pulling an article. A mechanism for clamping dies comprises a double-arm level articulated to the slider and to a piston rod of an actuating cylinder having its piston chamber communicating with a passage for a slide valve having a drive means. A lower die is rigidly fixed to the slider and an upper block is secured to the free end of the lever.

REFERENCES:
patent: 2594503 (1952-04-01), Sanderson
patent: 3616531 (1971-11-01), Tyler

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