| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an in-machine conveyance device for work, having a fluid pressure-driven work gripper mounted on a tool turret, that can rotate the turret while a work is gripped, and open and close the gripper at the position of a rotation destination, and can be employed for a rotary tool turret. <P>SOLUTION: The in-machine conveyance device includes a forward/backward moving nozzle which moves to and away from the back of the turret, a plurality of receiving ports with check valves which are opened on the same circumference of the back of the turret and communicate with the forward/backward moving nozzle at respective turret turning positions, a connection port provided at one place of a tool fitting part of the turret, and a fluid passage in the turret which communicates with the connection port and all the receiving ports. The gripper mounted on the tool fitting part provided with the connection port includes a return spring which energizes the gripping pawl in a closing direction, and the gripping pawl is opened when receiving supply of fluid pressure from the connection port. <P>COPYRIGHT: (C)2013,JPO&INPIT |
