ELECTROABRASIVE GRINDING TOOL Russian patent published in 1994 - IPC

FIELD: grinding. SUBSTANCE: parts of a body are fastened to a mandrel, a compensator is located around the periphery of the parts, hollow spherical abrasive members are located in hollows. The body and a machinable part are connected to negative and positive poles of a power source respectively. A processing fluid is fed to the machining zone through holes in the mandrel, an interbody cavity and perforated abrasive members. The fluid is doubly passed through the walls of the abrasive members, the spheres are periodically rotated. EFFECT: improved cleaning, machining conditions and resistance cycle. 1 dwg