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这种自动抬闸装置的特点是:准确,结构简单,适用于高速切削螺纹和有台肩的零件。在车床侧面固定一个滑板6,可移动的档头5就用螺钉9固定在它上面。这个抬闸装置装在大溜板箱上,也就是在溜板箱的侧面用螺钉8固定一个支架3;在支架滑槽部分装一个钩弯板2。通过弹簧1和4的作用,使钩弯板的圆钩部分同车床闸把7咬合。工作时先把闸把闭合,并移动溜板箱使工件空刀或抬闸;然后移动挡头,
This automatic lift device features: accurate, simple structure, suitable for high-speed cutting thread and shoulder parts. A latching plate 6 is fixed on the side of the lathe and the movable head 5 is fastened to it with screws 9. The lift-gate device is mounted on the large slide box, that is, a bracket 3 is fixed with screws 8 on the side of the slide box; a hook bent plate 2 is installed in the slide section of the bracket. Through the action of the springs 1 and 4, the hook part of the hook bent plate engages with the lathe handle 7. When work first put the gate closed, and move the slide box so that the workpiece empty knife or lift the gate; and then move the block,