| 摘要 |
1. An apparatus for replacing a workpiece-chucking device (4) which is adapted to be rigidly connected to a gripper head (3), which apparatus consists of a gripper head (3) which is mounted on an adjustable carrying arm (5) and comprises at least one connecting flange (10) for at least one chucking device (4), and of a chucking device (4) which is adapted to be connected to that connecting flange (10) and comprises a separate housing (13) which contains an actuator for the gripper tools (16), which actuator is adapted to be coupled to a drive in the gripper head (3), and of a magazine (32) provided with holders (31) for different chucking devices (4), characterized in that the connecting flange (10) carries coupling pins (11), which protrude at right angles from the connecting surface of the flange, openings (12) for receiving said pins are provided in the housing (13) of the chucking device (4), the housing (13) of the chucking device (4) comprises for each coupling pin (11) a locking device (14) having a closing member (22), which is adjustable from the outside against the force of a closing spring (24), and the magazine (32) comprises adjusting and retaining stops (33) for the closing members (22) of the locking devices (14), which stops are disposed adjacent to the holders (31) for the chucking devices (4). |
