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建立滚动式回转支承下架的计算模型,在计算分析基础上,改进了回转支承下架的板件布置。新的下架结构合理,重量降低,制造方便。
The calculation model of the rolling slewing bearing underframe is established. On the basis of the calculation and analysis, the layout of the slewing bearing underframe is improved. The new rack structure is reasonable, weight reduction, easy to manufacture.