DEVICE FOR GRINDING DRILL WITH GRINDING WHEEL Russian patent published in 1997 - IPC

FIELD: mechanical engineering. SUBSTANCE: device has housing, grinding wheel made up as a truncated cone and mounted inside the housing, and drill holder connected with the housing and provided with at least one guide opening for a drill. Inside the housing are also end face stop arranged behind the drill holder and member for locking the drill arranged in front of the stop. The drill holder has centering opening and mounted on the shaft for permitting axial motion and rotation about the axis of the shaft. EFFECT: improved design. 3 dwg