基于浮力的三維實體測量的實體造型研究.pdf

1、i分類號密級UDC編號桂林電子科技大學碩士學位論文題目基于浮力基于浮力的三維實體測量的三維實體測量的實體實體造型研究造型研究（英文）（英文）ResearchonEntityModelingfrom3DBuoyancybasedEntityMeasurementData研究生姓名:喬曙亮指導教師姓名、職務指導教師姓名、職務:孫寧教授申請學位門類:工學碩士學科、?？啤I(yè):機械電子工程提交論文日期:2006年4月論文答辯日期:2006年6月

2、年月日AbstractiiiAbstractThedataprocessingof3Dmeasurereconstructionarethekeytechnologyinreverseengineering.Studyingonnoncontactmeasure3Dreconstructionbasedonbuoyancyisimptantmeaningfulprospectable.Respondingtotheactersofmea

3、suredataastudyonsolidreconstruction，surfacereconstructionerranalysisofreconstructionisimplementedinSolidWksframewiththeVBastheredevelopmentlanguage.BasedonOOPthemainframeisfiguredout.Thepre－processofvolumeelementincludes

4、dataredundanciesexcludingdatalayeringvoidjudgmentetc.ThespacepositionenumerationisappliedtoconstructsolidmodelintheSolidWkswithParasolidce.TheSolidWksiscalledbyVBtorealizethesolidmodelconstructionincubvolumeelement.Thepr

5、ogramofthelayerstageexitinbackgroundfmatchangeimprovestheefficiencyofsolidconstructionreusing.TheconstructedsolidsurfaceisreplacedbyfouredgeNURBSsurface.Thedataacquiredontheoutlineisstedtoobtainthedataderoftheinterposals

6、urface.Theimplementinvoidsolidlayerisdescribeddetailly.Thesurfaceisconstructedbyaseriesoffitcurvelineusingtheenvelopingmethod.Thetrammelofangledirectinglineisappliedtosolvethesurfacedisttion.Thevalidityofthismethodisappr

7、ovedbythezebratexturevolumedisplayfunctionofSolidWks.Therealoneideaoneofconcretevoidmodeliscomparedbythevolumevalue.ThesolidsurfaceerrisshownintheImagewaresoft.Themodelaccuracyisanalyzedbythepartslicecircleofconstructeds