基于ansys+workbench的车身件skd运输包装设计

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1、THESKDTRANSPORTPACKAGINGDESIGNFORCARBODYBASEDONANSYSWORKBENCHABSTRACTWitlltherapiddevelopmentofautomobileindustryinChina,andundertheintegrationoftheglobaleconomicsituation，ourautomobiletradegraduallychangesfromimportingmodetoexportingmode．BecauseoftheappreciationofRMBanddevelopmentofcarmanufacturing

2、enterprise，themajordomesticmanufacturersnotonlyke印exportingofcar，butalsodeveloptheKD(KnockedDown)Cartrade，inordertoreducetheexporttariffs，freightcost，andalsoimprovetheexporttradeefficiency．Theknockeddowncartrademodeinourcountryisinthevigorouslydevelopingstage，buttherearemanyproblems，suchastheknocked

3、downpackingstandardization，theproductbreakageissues，thepolicyissues，andSOon．Moreover,thebreakageisthemainproblemwhichaffectstheknockeddownprojectbenefits，andalsotheurgentproblemtobesolvedforthebigCarmakers．TheKDpackagingformsincludeSKD(Semi-KnockDown)andCKD(CompleteKnockDown)．Atpresentourcountryauto

4、mobileKDprojectaremainlycomposedofSKD．InSKDtransportpackaging，Carbodyassemblyiseasytohavebeendamagedbytheimpactandvibration．TheauthorconductstheresearchtotheproblemsintransportpackagingoftheCarbodyrelyingontheexperienceofengaginginautomobileexportprojectinaprofessionalpackagingcompany．Themaincontent

5、softhisthesisincludedthefollowingaspects：1)Inthethesis，theauthorproposesthedesigningmethodoftheknockeddownpackaging，andfocustheanalysisonthepackagingtechnologyandsolutionsofthecarbodyassembly，whichhasguidingsignificanceforstandardizationandnormalizationofthecartransportpackaging．2)The3Dmodelofthecar

6、bodyassemblypackagingunitisbuilt．ThentheⅢauthorusesthefiniteelementsoftwareANSYSWorkbenchtoanalyzethestaticsanddynamics，andcheckstheresultbasedonthefatiguestrengththeory．3)ThediscussesthemethodstoobtainthePSDroadspectrumcurve：ThestandardroadspectrumPSDcurve(GB，ISTA，ASTM)andthemeasuredPSDcurve,whichp

7、rovidesthebasisforthefiniteelementsimulationofrandomvibrationofthecarbodypackagingunitduringtransportation；Theauthor_．also·discussesthemethodshowthespectralmodeliSconvertedtothetimedomainmodel：filterw