| 摘要 |
PURPOSE:To provide a titled apparatus for changing without any step a motion change by applying a transfer member as a unit for acting each motion of feed, lift, etc. and changing a lever ratio. CONSTITUTION:A driving unit 16 operating a transfer member 30 for a press machine having a unit housing 18, a guide frame body 13 provided therein and sliders 9, 9A for input and output, and providing a connecting material 10 built in the frame body 13, an oscillating lever 8 in which a slider 9 is fitted and an oscillating lever 11 in which a slider 9A is fitted. The said levers 8, 11 are supported by the housing 18 and the lever 8 is linked to the side of an input shaft 1 and the lever 11 to the side of an output shaft 12. The knob of the lever 11 is moved to change a lever ratio and a variable stroke is performed without any step. Also by the movement of the driving mechanism provided at the rear end of the shaft 1 cams 3, 3' are switched against a cam follower 4 and the transfer mode is changed. |
