CRANKPIN GRINDING MACHINE Russian patent published in 1994 - IPC

FIELD: machine tool manufacture. SUBSTANCE: stop disk with wage slots to receive a lock roller turned by an eccentric through a flat spring of high-stiffness is positioned on a headstock. A flat spring of low-stiffness mounted on a lock returns the lock to a particular position. A rack connected to a gear rotated by a handle and a mechanism for producing spindle axial force are mounted on the spindle to provide displacement of a tailstock spindle. The spindle springs producing torque transfer it to the gear through a clutch member due to displacement of one of the member clutches by balls extending from a groove. EFFECT: improved structure. 4 cl, 8 dwg