Coil spring manufacturing apparatus

Details Coil spring manufacturing apparatus Coil spring manufacturing apparatus

1986-12-02

1987-06-02

Combs, E. Michael

Metal deforming

With use of control means energized in response to activator...

Sensing tool or tool-linked part

72138, 72142, B21F 304

Patent

active

046692894

ABSTRACT:
A coil spring manufacturing apparatus adapted to establish agreement between an amount of wire feed and an amount of the wire wound into a coil on a winding tool includes a winding tool rotated while being moved axially for winding the wire therearound, a winding motor for rotating the winding tool, a feed roller rotating motor for feeding the wire to the winding tool, and a control unit for reading in control information to subject the winding motor and the feed roller rotating motor to equivalent degrees of control. The apparatus is operated in accordance a program composed of control instructions.

REFERENCES:
patent: 4018070 (1977-04-01), Yagusic et al.
patent: 4018071 (1977-04-01), Lampietti
patent: 4030327 (1977-06-01), Collins et al.
patent: 4289004 (1981-09-01), Itaya
patent: 4362038 (1982-12-01), Katahira et al.
patent: 4503694 (1985-03-01), Takumi
Western Electric Technical Digest No. 45, Jan. 1977, pp. 1 and 2.

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