基于DEM-FEM的双齿辊破碎机齿辊强度分析  

Strength Analysis of Toothed Rollers of Double-Toothed-Roller Crushers Based On DEM-FEM

作　　者：宋波 王忠鑫[2] 伊洋洋 刘畅 王勋[3] 任云鹏[3] 

机构地区：[1]中煤科工集团沈阳设计研究院有限公司,辽宁省沈阳市110000 [2]辽宁工程技术大学 [3]沈阳建筑大学

出　　处：《工程机械》2025年第5期85-89,I0005,共6页Construction Machinery and Equipment

基　　金：国家重点研发计划(SQ2023YFF1300285)。

摘　　要：为在设计阶段对双齿辊破碎机进行精确分析与优化,采用DEM-FEM耦合分析方法对某大型双齿辊破碎机的齿辊强度进行仿真分析,得出其载荷分布状态和精确的应力分布状况。结果表明,此双齿辊破碎机齿辊满足强度要求。采用DEM-FEM耦合分析方法可以提高分析的准确性,为双齿辊破碎机齿辊的设计以及结构优化提供有效计算依据。To accurately analyze and optimize the double-toothed-roller crush at the design stage,the DEM-FEM coupling analysis method is used to simulate and analyze the strength of the toothed rollers of a large doubletoothed-rollercrusher to obtain the states of the load distribution and accurate stress distribution.The results show that the toothed rollers of the double-toothed-roller crusher meet the strength requirements.The use of the DEM-FEM coupling analysis method can improve the accuracy of the analysis and providean effectivecalculationbasis for thedesign and structural optimization of the toothed rollers of double-toothed-roller crushers.

关 键 词：双齿辊破碎机 齿辊 DEM-FEM耦合分析 

分 类 号：TD451[矿业工程—矿山机电]