DEVICE FOR MICRO FEED OF BILLETS IN GRINDING Russian patent published in 2013 - IPC B24B47/20 

FIELD: process engineering.

SUBSTANCE: invention relates to abrasion and may be used in machine building for finishing the parts by grinding. Proposed device comprises top plate, arranged parallel therewith, and drive. Two cylindrical guides and four wedges, arranged in pairs and opposed, are secured to said base and top plate. Two plates supporting four balls arranged at guide wedges to displace therein are fitted on opposite ends of power element. Table with blank fixtures is mounted in ball guides on top plate for transverse displacement relative thereto. Flat springs are fitted between lateral surfaces table and top plate. Reversing geared motor is mounted at table inner surface. Geared motor shaft is coupled with micro screw in contact via threaded hole with moving wedge arranged between table and top plate side surfaces.

EFFECT: higher precision and quality of grinding.

4 dwg