Iron piece shearing machine

Details Iron piece shearing machine Iron piece shearing machine

1974-08-16

1976-02-03

Schraw, Donald R.

Cutting

Cutter with timed stroke relative to moving work

Uniform periodic tool actuation

83104, 83113, 83165, 83349, 83409, 83436, 833563, 83508, 83906, B26D 520, B26D 706, B26D 120

Patent

active

039357759

ABSTRACT:
An iron piece shearing machine which comprises in combination an iron strip supply source from which at least one continuous length of iron web or strip is payed out, a pair of upper and lower feed rollers positioned midway of the passage of said iron strip extending from said supply source and having a nip defined therebetween, a pair of upper and lower spaced stationary blades positioned downstream of said feed rollers in the passage of the iron strip and having an iron strip guide clearance defined therebetween, and a high speed rotary shearing cutter assembly positioned adjacent to the distal ends of said stationary blades to shear small pieces having a small square cross-section area off the remaining portion of said iron strip in cooperation with the stationary blades.

REFERENCES:
patent: 2655213 (1953-10-01), Anderson
patent: 2908329 (1959-10-01), Powell
patent: 3324753 (1967-06-01), Lindau
patent: 3493993 (1970-02-01), Koski
patent: 3587373 (1971-06-01), Astrand

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