Rolling key lock for forging die and press

Details Rolling key lock for forging die and press Rolling key lock for forging die and press

1981-10-13

1983-11-08

Larson, Lowell A.

Metal deforming

With means to drive tool

With means to permit tool positioning

72441, 72442, 72448, 83698, 403323, B21J 1300

Patent

active

044134991

ABSTRACT:
Disclosed is a forging press including an automatic rolling key die lock comprising a forging ram and a forging frame including a die socket with an inner sidewall slot. A die, preferably comprising a split ring die, is received in the die socket and includes a mating slot for mating alignment with the press sidewall slot. A rolling key is received in the sidewall slot and the mating slot comprising an elongated bar including an intermediate undercut portion and a connecting member eccentrically secured to one terminal end of the bar. A lever is operatively engaged at one end to the connecting member for rotation of the rolling key upon selective operation of the lever, and operatively engaged at a second end to the ram for operation of the lever upon selective advancement and retraction of the ram.

REFERENCES:
patent: 1408993 (1922-03-01), Eberhardt
patent: 1458244 (1923-06-01), Reeves et al.
patent: 1569136 (1926-01-01), Pardee
patent: 2138106 (1938-11-01), Klocke
patent: 2342021 (1944-02-01), Swanson
patent: 2377191 (1945-05-01), Teachout
patent: 2526918 (1950-10-01), Wilberschied

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