钢板弹簧刚度计算影响因数分析

丁华,朱茂桃,张华俊,陈松(,212013):钢板弹簧的刚度是钢板弹簧的重要性能参数,有限元法为准确计算弹簧刚度提供了一种计算方法利用有限元分析方法建立了模拟钢板弹簧接触状态的分析模型,计算了钢板弹簧的刚度特性对影响钢板弹簧刚度计算的摩擦系数预应力等主要因素进行了分析,得到了精确的计算模型:;;;:U463.33+4.1:A:1006-0006(2008)06-0056-02AnalysisofInfluenceFactorsonLeafSpringStiffnessComputationDINGHua,ZHUMaotao,ZHANGHuajun,CHENSong(SchoolofAutomobileandTrafficEngineering,JiangsuUniversity,Zhenjiang212013,China)Abstrac:tThestiffnessisanimportantparameterofleafspring.Thefiniteelementmethodprovidesacomputationmethodforpreciselycomputingleafspringstiffness.Byusingfiniteelementmethod,ananalysismodelsimulatingleafspringcontactstatewasestablished,stiffnesscharacteristicsofleafspringwascomputed,thefactorsinfluencedonleafspringstiffnesscomputation,suchasfrictioncoefficient,prestressandsoon,wereanalyzed,andaprecisecomputingmodelhadbeengotten.Keywords:Leafspring;Stiffnesscharacteristics;Finiteelement;Influencefactors,,,,,,[1~2],,11.12,,,,,,,,,,,1/4,,,,[3],-CONTA174TARGE170[4],1,1.2,1/4,,,11Fig.1ModelofAnalysis22.1,,,,,,,,2,12Fig.2CalculatedModelswithDifferentAmountofElement:2008-05-04!56!356Vo.l35No.6200812Tractor&FarmTransporterDec.,20081Tab.1InfluenceofDifferentAmountofElement/mm/mm/(N!mm-1)0.0339102.823.350.015152103.5523.180.0075604103.7023.140.0044496103.6523.15,,,,,604,2.2,,,,,0.1,,101033Fig.3ComparisionofInfluenceofFrictiononStiffness,22.9N/mm,,,22.97N/mm,23.07N/mm,,,,2.3,,;,,,,,,,1044Fig.4ComparisionofInfluenceofPrestressonStiffness4,,,31),,2),,,,3),,,4),,,:[1],,.[J].,2007(2):26~29.[2],.[J].,2004(7):25~27.[3],.[J].,2005,27(5):647~650.[4],.ANSYS[M].:,2002.():丁华,,,,CAD/CAE2009∀#∀内燃机配件#系中国内燃机工业协会会刊,由协会与石家庄金刚内燃机零部件集团有限公司共同主办本刊以内燃机中的活塞活塞环活塞销气缸套气门和轴瓦六大配件为主,是全国内燃机配件行业唯一一份专业技术刊物本刊围绕六大配件的产品结构材质标准质量工艺工装设备测试手段等方面的先进技术和先进经验及国外引进技术资料,同时还增加了相关的政策信息和行业报道读者对象为:内燃机配件企业内燃机主机企业和内燃机维修站的工程技术人员和管理人员,也适合工科院校的师生科研单位的技术人员阅读参考∀内燃机配件#为双月刊,大16开本,48页,国内统一刊号为CN13-1200/TH,国际标准刊号ISSN1006-9887,每期定价为8元,全年为48元(包含邮寄费):66∀#:052165():0311-89651802Emai:[e-mail]:!57!: