Pull out before you want to open on the back of the circular disk lockplate with hooks, nut spanner remove round nut, reoccupy special pull the son will disc pull out.
拉出前，先要开圆盘背面的圆螺母锁片，用钩形扳手拧下圆螺母，再用专用拉子将圆盘拉出。
2
In the manufacturing of the lockplate as an important part placed in the crossing support device, we solved the problem of die breaking by using of stroke protecting device.
在交叉支撑装置中的另一个重要零件——锁紧板的制造工艺中，采用了冲头保护装置，解决了失稳折断问题。
3
Hold stem (27) on wrench flats and remove nut (51), lock washer (46), diaphragm plate (60) and diaphragm.