面向虛擬裝配的公差分析關(guān)鍵技術(shù)研究.pdf

1、南京理工大學(xué)碩士學(xué)位論文面向虛擬裝配的公差分析關(guān)鍵技術(shù)研究姓名：李煥慶申請學(xué)位級別：碩士專業(yè)：機械制造及其自動化指導(dǎo)教師：王拴虎20060627論文躐目顢向虛擬裝配的公差分析關(guān)鍵技術(shù)研究ABSTRACTAsanimportantindextomeasurethequalityofassembleproducts，tolerancedirectlydecideSnotonlyproducts’assemblabilitybutalsopr

2、oducts’functions，qualityandcost，SOit’SnecessarytomakesomeresearchonassemblytoleranceanalysisThepaperdoessomeresearchesonthekeytechnologiesoftoleranceanalysisindetail，andmainlyaccomplishesthefollowingtasks：Atfirst，thepape

3、rintroducestheknowledgeofvirtualassembly，basedonwhichderivestoleranceanalysiS，thenthepaperanalyzesthefunctionoftoleranceanalysissystem，andmakesatotaldesignThen，thekeytechnologiesoftoleranceanalysisareemphasizedresearched

4、Firstly，thepaperresearchesdatabasebuildingfacedtodimensionchain，includingassemblymodeling，databasetablesbuilding，assemblyinformationextractionandstoragebasedoninformationexpressionofpart，assemblyinUG。Thenthepaperdoessome

5、researchonhowtoauto—generateandcalculateassemblydimensionchain，includingthesearchoflink，thejudgmentoftheincreasedlinksordecreasedlinks，theobtainmentofdesignfunction，andthegenerationofthepictureofdimensionchainFinally，the

6、paperdevelopsasystemofassemblytoleranceanalysisusingUGsecondarydevelopmenttoolsandVC十SQLServerandtakesasolidassembleasanexampletomakeaverificationofthesystemKeywords：Assemblydimensionchain，Secondarydevelopment，ToleranceA