GRINDING WHEEL HOUSING Russian patent published in 1995 - IPC

FIELD: machine tool manufacture, for protection of grinding wheels, mainly of heavy ones, in machine tools with vertical arrangement of spindles. SUBSTANCE: the housing of grinding wheel 1 uses cylindrical shell 2 with end walls 3 and 4, lower wall 4 being installed for axial movement and turning around the axis parallel to the spindle axis jointly with a faceplate and wheel 1 at its replacement. The above movement are effected by means of a screw mechanism, whose nut 8 is rigidly coupled with the housing stationary part-cylindrical shell 2, and screw 7 is installed in thrust bearings 11 and 12. EFFECT: enhanced reliability of protection. 2 dwg