预览加载中，请您耐心等待几秒...

QP980材料在A柱加强板上的仿真分析及试制.docx

预览
1/2
2/2

在线预览结束，喜欢就下载吧，查找使用更方便

下载提示 文本预览

如果您无法下载资料，请参考说明：

1、部分资料下载需要金币，请确保您的账户上有足够的金币

2、已购买过的文档，再次下载不重复扣费

3、资料包下载后请先用软件解压，在使用对应软件打开

QP980材料在A柱加强板上的仿真分析及试制 Abstract InordertoimprovethesafetyperformanceofautomobileApillarandreduceitsweight,QP980materialwasusedtosimulateandanalyzethestrengtheningplateofApillar.TheresultsshowthattheuseofQP980materialcaneffectivelyimprovethestrengthandstiffnessofApillar,andreduceitsweight.Thetrialproductionalsoverifiedthefeasibilityandreliabilityofthesimulationanalysis. Introduction Inrecentyears,thesafetyperformanceofautomobileshasbecomeanimportantfactorthatconsumersconsiderwhenpurchasingacar.Apillarisakeycomponentofcarsafety,whichplaysanimportantroleinprotectingpassengersintheeventofacollision.However,withthecontinuousimprovementofautomobiledesignrequirements,theweightofthecarisalsoincreasing,whichmakesthestructureoftheApillarbearmoreload.Therefore,improvingthestructureoftheApillartoimproveitsstrengthandstiffness,andreducetheweight,hasbecomeanurgentproblemtobesolved. QP980materialisanewtypeofhigh-strengthsteelthathasbeenwidelyusedintheautomotiveindustry.Comparedwithtraditionalmaterials,QP980materialhastheadvantagesofhighstrength,goodformability,excellentweldabilityandlowcost.Inthisstudy,theuseofQP980materialtostrengthentheA-pillarissimulatedandanalyzedtoverifythefeasibilityofusingthismaterial. Simulationanalysis Firstly,themodeloftheA-pillarstrengtheningplatewasestablishedusingUGsoftware.Secondly,thematerialpropertiesofQP980wereset,andthefiniteelementmodelwasestablishedusingANSYSsoftware.Thesimulationanalysiswascarriedoutonthestrength,stiffnessandweightofA-pillarbeforeandafterstrengthening. TheresultsshowthatafterusingQP980materialasthestrengtheningplateofApillar,thestrengthofApillarcanbeeffectivelyimproved,andthedeflectionanddeformationofApillarcanbereduced,whichcaneffectivelyimprovethesafetyperformanceofthecar.Atthesametime,theuseofQP980materialcanalsoreducetheweightofthestrengtheningplate,andachievethegoaloflightweightdesign. Trialproduction Toverifythefeasibilityandreliabilityofthesimulationanalysis,theA-pillarstrengtheningplatemadeofQP980materialwastestedbytri