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介绍采煤机摇臂浮动油封的工作原理、失效形式,分析了因圆锥滚子轴承公差对浮动油封造成的影响,并提出了消除这些负面影响的方法。
The working principle and failure mode of the floating oil seal of shearer are introduced. The influence of tolerance of tapered roller bearing on floating oil seal is analyzed, and the way to eliminate these negative effects is put forward.