第21卷第1期2023年2月福建工程学院学报JournalofFujianUniversityofTechnologyVol.21No.1Feb.2023doi:10.3969/j.issn.1672-4348.2023.01.001一种新型骨料散装机的结构设计与分析王乾廷1,吴鹏1,马莹2,李浩宇1,宋江2(1.福建工程学院材料科学与工程学院,福建福州350118;2.福建工程学院电子电气与物理学院,福建福州350118)摘要:针对现有骨料散装机控制方式落后、结构设计不合理等问题,设计一种带有旋转阀机构的自动骨料散装机。系统构建了散装机整体结构三维模型,采用有限元方法对旋转阀机构在最大载荷工况下进行仿真分析,发现阀芯结构强度冗余,对阀芯进行拓扑优化设计。在保证刚度性能的前提下,使阀芯质量从628.07kg减轻到407.26kg,质量减轻35.15%,实现了阀芯的轻量化设计,为旋转阀芯的设计提供一定参考。关键词:骨料散装机;旋转阀;结构设计;有限元分析;拓扑优化中图分类号:TH122文献标志码:A文章编号:1672-4348(2023)01-0001-05StructuredesignandanalysisofanewtypeofaggregatebulkloaderWANGQianting1,WUPeng1,MAYing2,LIHaoyu1,SONGJiang2(1.SchoolofMaterialsScienceandEngineering,FujianUniversityofTechnology,Fuzhou350118,China;2.SchoolofElectronic,ElectricEngineeringandPhysics,FujianUniversityofTechnology,Fuzhou350118,China)Abstract:Inviewoftheproblemsofthebackwardcontrolmodeandunreasonablestructuraldesignofaggre-gatebulkloadingmachine,anautomaticaggregatebulkloaderwithrotaryvalvemechanismwasdesigned.Thesystemconstructedathree-dimensionalmodeloftheoverallstructureofthebulkloader;thefiniteelementmethodwasusedtosimulateandanalyzetherotaryvalvemechanismunderthemaximumloadcondition,andthestructuralstrengthofthespoolwasfoundtoberedundant,andthetopologicaloptimizationdesignofthespoolwascarriedouttoreducethemassofthespoolfrom628.07kgto407.26kg,withamassreductionof35.15%,whileensuringthestiffnessperformance,whichrealizesthelightweightdesignofthespoolandpro-videsareferenceforthedesignoftherotaryvalvespool.Keywords:aggregatebulkloader;rotaryvalve;structuraldesign;finiteelementanalysis;topologyoptimiza-tion收稿日期:2022-08-22基金项目:福建省高校创新团队发展计划(IRTSTFJ);福建省自然科学基金一般项...