应用ANSYS进行汽车车架结构优化设计的探讨

:10071385(2006)03002004ANSYS123(1.,110168;2.,130000;3.,130000):ANSYS,ANSYS,ANSYS,,,9%:;;;,ANSYS:U463.32:A,,[1,2],,,,,,,ANSYS1ANSYS1.1ANSYS,,()ANSYS,:minf(ƒv)ƒvminFƒvFƒvmaxƒv=[v1,v2,,vn]ƒxminFƒx(ƒv)Fƒxmaxƒx=[x1,x2,,xm],ƒv;ƒx;f(ƒv),ƒx,,,:20060312:(1960),,,ƒv,1.2ANSYS(1),;,,:,,;,,;;ANSYS,ANSYS60(2),,ANSYS,,:,100;,,;,()(3)AN2SYS,,,:,,20066233JournalofShenyangInstituteofAeronauticalEngineeringJun.2006Vol.23No.3;ANSYS,,C-f(ƒv),Cf(ƒv)22.1ANSYS,,,BEAM188ANSYS:(1),,1,(2)(3)BEAM188(4),,(5)(6),XYZ,YZ,,F=1000N,(7)beam_model.db12.2(1)ANSYS,,beam_model.db,;MainMenuSolutionCurrentLS,OK,(2)MainMenuGeneralPostprocReadResultsLastSet,;MainMenuGeneralPostprocEle2mentTableDefineTable,,Add,,Item,CompGeometry,ElemvolumeVOLU,Apply,;MainMenuGeneralPostprocEle2mentTableSumofEachItem,OK,,VOLU=0.903838E+08;UtilityMenuParametersGetScalarParameters,,ResultsData,ElemTa2bleSums,OK,tvolu,OK,;MainMenuGeneralPostprocListResultsNodalSolution,,DOFSolution,TranslationUZ,OK,Z;MainMenuGeneralPostprocListResultsSortedListingSortNodes,,Item,CompDOFSolution,TranslationUZ,OK;UtilityMenuParametersGetScalarParameters,,ResultsData,OtherOperations,OK,,deflm,DatatoberetrievedFromsortoper’n,Maxmumvalue,OK,;UtilityMenuParametersScalarPa2rameters,deflm=3:ANSYS21abs(deflm),Accept,(3)UtilityMenuFileWriteDBLogFile,optimum.lgw2.3(1)MainMenuDesignOptAnanlysisFileAssign,opti2mum.lgw,OK,;MainMenuDesignOptDesignVar2iables,Add,,NAMEB,MIN70,MAX90,Apply,B;,HT,Close,,HT280-3206-10(2)MainMenuDesignOptStateVariables,Add,,NAMEdeflm,MIN0,MAX1.2,OK,Close,deflm(3),,:MainMenuDesignOptObjective,,tvolu,0.002,,OK,2.4(1)MainMenuDesignOptControls,,OPKEEPSave,OK,(2)MainMenuDesignOptMethod\Tool,First-Order,;OK,NITR30,SIZE30,DELTA10,OK,(3)MainMenuDesignOptRun,,OK,33.11,,1tvolu0.903838E+080.82186E+08-9.07%deflm0.98162601.21.1925+21.5%B80709078.678-1.65%T86106.9341-13.3%H300280320309.33+3.11%3.224,[3]:CB=L348Ff,CB(Nm2);L(m);F(N);f(m),CB1=4.14106;,CB2=3.41106,22234ANSYS;,,,ANSYS;,,,:[1].[M].:,1999[2].[M].:,2001[3],.[J].,2004,26(4):8-11[4],,.[M].:,2000AutomobileframestructureoptimizationdesignbasedonANSYSLIXiang-ning1YUChuan-wen2ZHAOQi3(1.ShenyangLigongUniversity,LiaoningShenyang110168;2.ChangchunAutomotiveResearchInstitute,JilinChangchun130000;3.JilinUniversity,JilinChangchun130000)Abstract:MathsdescriptionofANSYSforstructureoptimizationdesignandtherulesforbuildingstructureop2timizationdesignmodelaresummarizedtoapplyANSYStostructureoptimizationdesign.AnauotomobileframestructureparameterfiniteelementmodelisbuiltbasedonANSYSbeamelementsunderthebendingcon2dition.Detailedstepsforauotomobileframecarlingsectiondimensionoptimizationaregivenandthevolumeofframestructuredecreases9%.Keywords:vehicleengineering;automobileframe;structureoptimizationdesign;finiteelementmethod;ANSYS(26),:[1].[M].:,2001[2].[M].:,2000[3].[M].:,1997[4].[M].:,1979[5].()[M].:,1985ThetwoessentialmeasurestoimprovecylindricalgearsmeshCAOYanhong(ShenyangDriveEquipmentSetco,LTD,LiaoningShenyang110034)Abstract:Whilemeshing,toothpitchfactorandtootherror,toothfacecontactprecisioninfluence,thecylindri2calgearsproducedmeshedimpactandthenoise.Proposedtheimprovementcylindricalgearsmeshmeasures.Throughtheanalysisofmeshestothecylindricalgears,elaboratedthenoisereductionmeasure,increasestwomethodsofthetoothfacecontactprecision.Thecontentwhichinthegeardesing,themanufactureprocessshouldcontrolwasdiscussed.Keywords:gear;mesh;noise;contactprecision3:ANSYS23