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    • 2. 发明专利
    • CNC GRINDER HAVING GROOVE GRINDING FUNCTION
    • JPS60221258A
    • 1985-11-05
    • JP7471784
    • 1984-04-13
    • OKUMA MACHINERY WORKS LTD
    • KOTOI AKIO
    • B24B25/00B24B19/02
    • PURPOSE:To permit the grinding for a clutch, etc. by a same machine by permitting the grinding at the position shifting from the center of a main shaft by controlling the variation of the height of a grinding wheel spindle on a table by tilting a wheel spindle stock. CONSTITUTION:A CNC grinder which possesses a groove grinding function is equipped with a grinding wheel spindle 10 and a wheel spindle stock 6 having a driving apparatus for the grinding wheel spindle 10 which is fixed onto the upper surface, in turnable ways around a shaft parallel to the grinding wheel spindle 10 at the edge of the wheel spindle stock 6, onto a table 2, and the top edge is attached onto the edge undersurface on the opposite side to the turning shaft 5 of the wheel spindle stock 6, and a positioning apparatus 14 for positioning the advance and retreat in the vertical direction is installed onto the table 2. Therefore, the groove which is not on the horizontal surface including the center line of the main shaft can be ground. Further, the simple mounting onto the conventional machine without using a complicate device is permitted.