CRANK PRESS SLIDE TRAVEL ADJUSTER Russian patent published in 2004 - IPC

FIELD: press forging equipment. SUBSTANCE: invention relates to devices designed for adjusting travel of slide of crank press. Proposed mechanism contains eccentric bushing installed on eccentric block of press drive shaft, eccentric bushing turning adjustment mechanism in form of planetary reduction gear, central wheel and planet pinions. One of planet pinions is provided with internal gear rim and is mounted on axle coupled with eccentric bushing and installed for engagement with planet pinion by means of power cylinder through internal gear rim of planet pinion. Mechanism is furnished with toothed clutch member installed on axle of planet pinion for movement under action of power cylinder and meshing with internal gear rim of planet pinion. Coupling of axle and eccentric bushing is provided by worm pair whose worm is installed on eccentric block in meshing with axle through bevel gear train. EFFECT: simplified design, improved reliability of mechanism. 2 dwg