| 摘要 |
<p>Tool changing mechanism comprising an arm (40) with hands (80, 81) at each end thereof having means to pick up both boring and turning tools. The arm is actuated by hydraulic rotary actuators and the tools are gripped by air operated fingers. A turret assembly (120) is equipped with a boring tool holder and a turning tool holder for the acceptance of tools changed by the changing mechanism. A magazine (240) holds replacement boring bars and turning tools until a tool change is required. An automatic tool lock-unlock mechanism (137, 160) is provided to lock the tools in cutting position. </p> |
