An improved means for feeding and maintaining a workpiece in the operative position relative to a centreless grinding machine

摘要

643,774. Centreless grinding machines. SCRIVENER, Ltd., A., and SCRIVENER A. Feb. 17, 1948, No. 4546. [Class 60] Means for feeding and maintaining a work-piece g in the operative position relative to the grinding wheel h of a centreless grinding machine has an end thrust stop a whose feed motion is determined by a camfaced slide b movable transversely to the direction of feed of the stop. The workpieces are fed from a magazine j and the cam slide is reciprocated by a rack e and pinion f. The slide d in which the thrust stop is rotatably mounted has a cam feeler c and is reciprocated by a hydraulic cylinder k, as described in Specification 643,715.