Chuck

Details Chuck Chuck

1998-12-03

1999-08-10

Pitts, Andrea L.

Cutting by use of rotating axially moving tool

Tool or tool-support with torque-applying spline

279 22, 279 75, 279 81, 408238, 408239A, B23Q 522

Patent

active

059348461

ABSTRACT:
A chuck capable of rapidly sensing trouble occurring during work is provided. The chuck comprises a base body for rotating with a spindle of a machine tool; a concave hole disposed in a stem of the base body and open at the end surface thereof; a holder inserted in the concave hole with a pressing force applied thereto in a direction of ejection, the holder being capable of holding an appropriate cutting tool A on the end thereof; a transfer mechanism for permitting a predetermined length of slide of the holder into the base body and for transferring the rotation of the base body to the holder; and an appropriate lock mechanism for maintaining the holder fitted in the base body against the pressing force, the lock mechanism being capable of unlocking the fitted holder. The trouble is sensed by maintaining the fitted holder.

REFERENCES:
patent: 4502824 (1985-03-01), Dohse et al.
patent: 5352074 (1994-10-01), Ishikawa
patent: 5558478 (1996-09-01), Odendahl et al.
patent: 5716173 (1998-02-01), Matsumoto

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