Broach sharpening machine

Details Broach sharpening machine Broach sharpening machine

B - Operations, Transporting

24

B

51/101

B24B 27/00 (2006.01) B24B 3/16 (2006.01)

Patent

CA 1136859

BROACH SHARPENING MACHINE Abstract of the Disclosure Broach sharpening machine in which a slide mobile in a direction transverse to the longitudinal axis of a broach to be sharpened supports a sharpening slide provided with a grinding wheel head, and a feeler unit arranged to determine the position of each broach tooth relative to the grinding wheel and comprising an articulated paral- lelogram in which a drag link is provided with coupling means arranged to cooperate with the broach teeth, and is connected by two resilient cranks to a frame so that it rotates with this latter about a horizontal axis perpendicular to the broach axis; the feeler unit comprising means for detecting the movements of the frame about its axis of rotation and the axial movements of said drag link, and resilient means arranged to rotate said parallelogram so as to move said coupling means towards the broach.

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