塔里木热电有限公司 2台钢球磨煤机自投运始就频繁发生衬板螺栓断裂现象 ,严重影响了机组的正常运行。为使磨煤机能正常连续运行 ,曾采取减少钢球、每天紧螺栓、修整圆角、加缓冲材料等方法 ,但均未能使问题得以解决。在运行中钢球磨煤机的衬板、钢球、煤与磨煤机筒体间有相对 Tarim Thermal Power Co., Ltd. 2 sets of ball mill since the beginning of frequent liner plate rupture phenomenon, seriously affecting the normal operation of the unit. In order to make the coal mill operate normally and continuously, the methods of reducing the steel ball, tightening the bolts every day, dressing the rounded corners and adding cushioning materials have been taken, but none of them has solved the problem. Ball mill in the operation of the liner, steel balls, coal and coal mill cylinder relative