With the methods dynamic and static seal combined, the design of the screw roller seal on the silt coal load machine was proposed.

提出了适用于淤煤转载机螺旋滚筒的静、动密封结合的密封设计方案。

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Also, the calculation formula of the contact stress, the fatigue strength and the static strength for the small thrust bearing which are attached at the end face of roller are derived.

同时又对滚子端面的小型推力球轴承推导出接触应力、疲劳强度和静载强度的计算公式。

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Solved the shortage of traditional static design, all of these results are beneficial for optimized and re-design of the roller mill so that it has better dynamic performance.

解决传统静态设计的不足，为使辊式磨具有更好的动态性能的优化及再设计提供参考依据。

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