Apparatus for manufacturing ring-shaped member from elongate wor

Details Apparatus for manufacturing ring-shaped member from elongate wor Apparatus for manufacturing ring-shaped member from elongate wor

1987-10-06

1989-04-25

Combs, E. Michael

Metal deforming

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

Including plural sensors or sensor responsive to comparison...

72131, 140 88, B21F 100, B21F 1100

Patent

active

048235768

ABSTRACT:
An apparatus for manufacturing a ring-shaped member from an elongate workpiece comprises a measuring mechanism for measuring an elongate workpiece straightened from a coiled elongate workpiece to a specified length, a feeding mechanism for feeding the measured length of the elongate workpiece, a coiling mechanism having bending rollers for bending the elongate workpiece fed by the feeding mechanism to a curved shape, and guide members for guiding a leading end portion of the bent elongate workpiece to form a coiled portion from the elongate workpiece, and a cutting mechanism for cutting the coiled portion off the elongate workpiece into a ring-shaped member.

REFERENCES:
patent: 3906766 (1975-09-01), Sato
patent: 4096892 (1978-06-01), Guevara et al.
patent: 4112721 (1978-09-01), Takase et al.
patent: 4114432 (1978-09-01), Miura et al.
patent: 4335758 (1982-06-01), Williams
patent: 4583675 (1986-04-01), Ochiai et al.

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