METHOD FOR GRINDING OPENINGS IN CYLINDRICAL PART Russian patent published in 1999 - IPC

FIELD: machine engineering, namely inner grinding of cylindrical parts. SUBSTANCE: method for grinding openings comprises steps of combination feed of lubricating and cooling fluids to worked part; preliminarily impregnating tool with lubricant fed to working zone; continuously positively moving cooling fluid in parallel relative to part rotation axis along its outer and inner sides. EFFECT: enhanced grinding quality due to intensive cooling of part, effective waste removal and lubrication degree in contact zone. 1 dwg, 1 tbl