Adjustable wiper die for bending tubular members

Details Adjustable wiper die for bending tubular members Adjustable wiper die for bending tubular members

1980-10-14

1983-04-26

Combs, Ervin M.

Metal deforming

By deflecting successively-presented portions of work during...

By use of work-contacting wiper and moving, work-holding form

B21D 704

Patent

active

043809200

ABSTRACT:
A wiper die which is arranged to be adjustable as wear takes place during the bending of tubular members. The adjustable wiper die comprises a fixed carriage which is secured in a contiguous relationship with respect to the bending die, and includes an adjustable wiper blade that is mounted to the carriage for slidable adjustment by means of a positioning gauge supported within the carriage block, the positioning gauge being arranged with a movable pawl member for engagement with one of the selective notches formed in the wiper blade, whereby the projecting lip of the wiper blade can be readily located in a continuous working position with the bending die.

REFERENCES:
patent: 878604 (1908-02-01), Brinkman
patent: 1135875 (1915-04-01), Brinkman
patent: 1261191 (1918-04-01), Vallone
patent: 2721651 (1955-10-01), Roth
patent: 2777500 (1957-01-01), Ekholm et al.
patent: 3410125 (1968-11-01), Schmidt
patent: 3456482 (1969-07-01), Maier et al.
patent: 3457753 (1969-07-01), Maier et al.
patent: 3898835 (1975-08-01), Winter et al.
patent: 4009601 (1977-03-01), Shimizu
patent: 4325244 (1982-04-01), Stowe et al.

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