补焊大修采煤机的零部件磨损处与钻攻断螺栓的新方法

The Abrasion of Components at the Welding Overhaul of Shearer and Drilling New Attack Method of the Broken Bolt

论述了补焊大修采煤机各类零部件的新、旧方法及各自补焊方法的优、缺点,阐述了钻、攻大修采煤机零部件断螺栓丝孔的编程方式和注意事项。

Discusses the welding overhaul shearer various parts of the new, the old method of repair welding methods and their advantages and disadvantages, expounds drilling, tapping overhaul shearer parts broken bolt screw hole programming method and matters needing attention.