Automatic tool-changing arm of automatic tool changer

Details Automatic tool-changing arm of automatic tool changer Automatic tool-changing arm of automatic tool changer

2008-06-18

2009-10-20

Cadugan, Erica E (Department: 3726)

Tool changing

Including machine tool or component

Rotary spindle machine tool

C483S039000, C483S902000, C294S082230, C294S106000, C294S115000

Reexamination Certificate

active

07604584

ABSTRACT:
An automatic tool-changing arm of an automatic tool changer applicable to a machine tool, primarily comprises an immovable platform, a movable platform located below the immovable platform, a platform driving device driving the movable platform to vertically move with respect to the immovable platform, a gear assembly settled on the moveable platform and an arm body fixedly attached to the movable platform and to be rotated by the gear assembly, wherein the arm body has two ends each equipped with a clamp driving device and a power clamp. Thereby, the arm body can perform vertical movements and horizontal rotations precisely and stably so as to enhance the reliability of the tool-changing arm.

REFERENCES:
patent: 4426763 (1984-01-01), Hornok et al.
patent: 5620406 (1997-04-01), Bae
patent: 5938578 (1999-08-01), Baba
patent: 6007464 (1999-12-01), Hashimoto
patent: 6846276 (2005-01-01), Yasumatsuya et al.
patent: 2006/0135333 (2006-06-01), Sun
patent: 2623742 (1989-06-01), None

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