Spur gear automatic production process

Details Spur gear automatic production process Spur gear automatic production process

1987-06-30

1989-01-31

Crane, Daniel C.

Metal deforming

With cutting

By shearing tool-couple

72339, 72356, 72359, 72361, 291592, B21D 5328, B21D 2802

Patent

active

048007455

ABSTRACT:
The present invention relates to a spur gear automatic production process wherein spur gears are cold-press formed. The invention provides a top and bottom table with stock fed therebetween in sequential operation with the vertical stroke of the press machine, stamping a disk-shaped gear workpiece by means of top and bottom die sets in the first section which are positioned for integrated movement, thereafter moving said gear workpiece to the second section by means of an unobstructed feed, stamping thereon the tooth profile by means of the vertical stroke of top and bottom die sets positioned in said second section, and ironing said gear workpiece in the reverse direction to the stamping process.

REFERENCES:
patent: 521178 (1894-06-01), Porter
patent: 1725300 (1929-08-01), Pierson et al.
patent: 2542912 (1951-02-01), Ensign
patent: 3381514 (1968-05-01), Schmidt et al.
patent: 3635067 (1972-01-01), Hanas

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