TURRET HEAD Russian patent published in 1997 - IPC

FIELD: machine tool manufacture. SUBSTANCE: turret head includes body 1, supporting shaft 4 with disc chuck 5 carrying holders of rotating tools. Stopper 20 connected with rod of power cylinder 13 is mounted in said body in parallel with shaft 4. Disc chuck 5 is provided with indexing disc 19 having seats for stopper. Terminal shaft 10 is also mounted in body 1 in parallel with shaft 4. Gear wheel 24 is mounted with possibility of axial motion on shaft 10. Gear wheel 22 is also mounted on shaft 4 with possibility of axial motion. Shaft 4 with disc chuck or terminal shaft 10 joined with shaft-pinion 26 is rotated by means of electric motor 11 with use of kinematic circuits including gear wheel 17, 22 or 17, 18, 24, 26 and 27. Mechanism for turning-on tool rotation includes carrier 21 secured to key of power cylinder 13 and joined with gear wheels 22, 24. When disc chuck is fixed said carrier disengages gear wheels 17, 22 and provides engagement of gear wheels 18, 24 disconnecting drive unit and disc chuck and connecting it with holder of rotating tool. EFFECT: simplified design of turret head. 2 dwg