| 摘要 |
<p>The machinery consists of a support mounted on the frame of the press, carrying an oscillating gripping device. The support can be adjusted for height, and the movement of the oscillating part can also be adjusted. Motorised screws are used for the adjustments, and there are suitable locking devices. Shock absorbers are fitted to affect the end of the stroke of the oscillating part in each direction. The oscillation is driven by a pneumatic ram.</p> |
