Grinding machine utilizing multiple, parallel, abrasive belts fo

Details Grinding machine utilizing multiple, parallel, abrasive belts fo Grinding machine utilizing multiple, parallel, abrasive belts fo

1995-06-02

1997-12-02

Rose, Robert A.

Abrading

Machine

Endless band tool

451307, B24B 2108, B24B 1912

Patent

active

056929480

ABSTRACT:
A grinding machine utilizing multiple, parallel, endless, abrasive belts for simultaneously grinding several surfaces on a workpiece, such as cam lobes on a cam shaft. The grinding machine includes a contouring head assembly comprising a plurality of contour feed units, each contour unit including a curved back-up shoe, a back-up shoe holder, an adaptor for mounting the shoe holder, and a ball-spline mechanism secured to the adaptor for transmitting power from a drive motor to the back-up shoe to press an abrasive belt, associated with the back-up shoe against a workpiece. A locating lip is defined on each adaptor, and a reference pad is established on the contouring head assembly.

REFERENCES:
patent: 4175358 (1979-11-01), Bischeri
patent: 4833834 (1989-05-01), Patterson
patent: 4945683 (1990-08-01), Phillips
patent: 5142827 (1992-09-01), Phillips
patent: 5210978 (1993-05-01), Phillips

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