Drilling module with automatic tool changer

Details Drilling module with automatic tool changer Drilling module with automatic tool changer

2008-07-11

2009-06-16

Cadugan, Erica E (Department: 3726)

Gear cutting, milling, or planing

Milling

Cutter spindle or spindle support

C409S231000, C409S218000, C409S185000, C408S137000, C033S639000

Reexamination Certificate

active

07547169

ABSTRACT:
A machining unit comprising a quill carrying a spindle, a tool clamping mechanism on a forward end of the spindle, a drive shaft for rotatably driving the spindle through the quill, a tool feed actuator for extending and retracting the quill to and from a home position in both axial directions, the clamping mechanism being arranged to grip a tool holder when the quill is at or forward of the home position and to release or accept a tool holder when it is rearward of the home position.

REFERENCES:
patent: 4167218 (1979-09-01), Horiuchi et al.
patent: 5100271 (1992-03-01), Kameyama et al.
patent: 5350263 (1994-09-01), Fedeli
patent: 5735651 (1998-04-01), Harroun
patent: 5888033 (1999-03-01), Zagar et al.
patent: 7367097 (2008-05-01), Nakamura et al.
patent: 7367762 (2008-05-01), Takase et al.
Various catalog pages from Kennametal catalogs, specifically pp. 774, 775, 780, 781 S150 (2 pages).

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