| 摘要 |
PROBLEM TO BE SOLVED: To provide a gripper feed capable of adjusting a feed length in an extremely short time by conducting the adjustment with an electrical command. SOLUTION: A gripper feed M is provided with a fixed gripper 2 and a moving gripper 3, the other end of a crank lever 5, whose one end is connected to a drive shaft 9 with being eccentric, is turnably connected to the other end of the moving gripper 3. The driven shaft 9, in which a servo motor 11 supported with a machine frame 1 is mounted to one end, is driven in rockable manner with the motor 11. By giving a command to change a rocking angle of the drive shaft 9 to the servo motor 11, a feed length is adjusted.
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