Patent ID: 6634264
Filing Date: 2003-10-21
Classification: B23Q,Y10T

Abstract:
A turret tool rest, comprising:a base; a tool rest body movably provided on said base; a turret rotatably supported on said tool rest body, said turret permitting desired tools to be individually mounted at predetermined angularly-indexed positions; an electric motor for rotationally driving said turret; a clutch unit arranged between said turret and said electric motor, said clutch unit operatively connecting said turret with said electric motor in a releasable manner; a drive mechanism for operating said clutch unit in association with movement of said tool rest body on said base; an engaging unit arranged between said tool rest body and said turret, said engaging unit engaging said turret with said tool rest body in a disengageable manner; and a power transmission device arranged between said electric motor and said engaging unit, said power transmission device transmitting an output of said electric motor to said engaging unit so as to operate said engaging unit; wherein, when said engaging unit is in a disengaged state, said clutch unit is set in a connecting state and an indexing rotation of said turret is caused by said electric motor, and when said clutch unit is in a releasing state, said engaging unit is set in an engaged state and said turret is secured at an indexed position on said tool rest body.