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弛张筛筛面安装方式对其寿命影响的分析研究

Xin-wen WANG,Dong-yi SANG, Jun-sheng ZHAO, Qing-fu WANG, Chao WANG

Coal Mine Machinery(2015)

Cited 3|Views1
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Abstract
通过对弛张筛所用聚氨酯筛板试样进行单轴拉伸试验,并对测试结果进行数值分析,获取表征聚氨酯力学性能的材料参数.基于Mooney-Rivilin二参数模型并利用有限元分析技术对2种安装方式下的聚氨酯弹性筛板进行工况模拟并计算等效应力,比较了工作变形中危险截面处的应力变化情况,并分析了筛面断裂过程及原因,为聚氨酯弹性筛板的设计及优化提供了理论基础.
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