振动筛机架结构的优化设计  

Optimal Design of Vibrating Screen Frame

作　　者：张卡德[1] 黄致建[1] 郝艳华[1] 

机构地区：[1]华侨大学机电及自动化学院,福建泉州362021

出　　处：《华侨大学学报（自然科学版）》2010年第4期363-366,共4页Journal of Huaqiao University(Natural Science)

基　　金：福建省科技重大专项基金资助项目(2006HZ02040038)

摘　　要：建立振动筛机架的有限元模型和优化模型,对刚度、强度和稳定性储备量足够大的振动筛机架进行优化设计.把设计变量的尺寸规格值作为优化后最优值,对优化后振动筛机架进行刚度、强度和稳定性校核.结果表明,经过优化后的振动筛机架的总质量有显著的降低,减小了29.41%;刚度、强度都满足设计要求,优化后振动筛机架不会出现失稳现象,结构稳定性好.The finite element model and optimal model of vibrating screen frame is built for its optimal design which has large reserve in rigidity,strength and stability.The rigidity,strength and stability of the vibrating screen frame is checked,with the dimension specification of design variables as the optimized value.The results have shown that the total weight of the vibrating screen frame after optimization is significantly reduced by 29.41%,and its rigidity and strength meets the design requirement.Moreover the optimized vibrating screen frame won＇t occur the phenomenon of loss of stability and has a good structure stability.

关 键 词：振动筛机架 优化设计 强度 刚度 稳定性 

分 类 号：TD452.02[矿业工程—矿山机电] TB115[理学—数学]