Workpiece pallet changer for machine tools

Details Workpiece pallet changer for machine tools Workpiece pallet changer for machine tools

1990-03-23

1991-05-28

Valenza, Joseph E.

Conveyors: power-driven

With means to facilitate working, treating, or inspecting...

Means to convey a palleted load back and forth between an...

1984651, 29 33P, B65G 3700

Patent

active

050186175

ABSTRACT:
The present invention relates to a workpiece pallet changer which changes a work pallet fitted on a pallet positioning device on the table of a machine tool. The changer comprises a moveable pallet mounting assembly disposed at plural locations along the peripheral surface of a rotatable frame, each of which engages a work pallet to permit transfer of the work pallet between the pallet mounting assembly located on the surface of the rotatable frame and the pallet positioning device, while simultaneously allowing chips fall automatically from the work pallet as it rotates downward.

REFERENCES:
patent: 2139403 (1938-12-01), Cole
patent: 3628448 (1971-12-01), Boer
patent: 3854613 (1974-12-01), Renfrow
patent: 4014428 (1977-03-01), Ossbahr
patent: 4090287 (1978-05-01), Selander
patent: 4119108 (1978-10-01), Alexander
patent: 4237598 (1980-12-01), Williamson
patent: 4452561 (1984-06-01), Forte
patent: 4480738 (1984-11-01), Mattson
patent: 4498571 (1985-02-01), Nomura et al.
patent: 4583631 (1986-04-01), Yonezawa et al.

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