创成式外形设计、曲面优化、展开外形和 biw 模板

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1、EnteringtheGenerativeShapeDesignWorkbenchThisfirsttaskshowsyouhowtoentertheGenerativeShapeDesignworkbenchandopenawireframedesignpart.Beforestartingthisscenario,youshouldbefamiliarwiththebasiccommandscommontoallworkbenches.ThesearedescribedintheInfrastructureUser'

2、sGuide.1.SelectShape->GenerativeShapeDesignfromtheStartmenu.TheShapeDesignworkbenchisdisplayed.TheNewPartnamedialogboxmayappeardependingonthewayyoucustomizedyoursession.Itprovidesafieldforenteringthenameyouwishtoassigntothepart,anoptionthatenableshybriddesignantw

3、ootheroptionstoinsertageometricalsetand/oranorderedgeometricalsetintheparttobecreated.IfyouselectEnablehybriddesign,thecapabilitythenappliestoallthebodiesyouwillcreateinyourCATIAsession(andnotonlytothenewCATPartdocumentyouareopening).Consequently,ifyoursessioncon

4、tainsCATPartdocumentsalreadyincludingtraditionalbodies,thenewbodiesyouwillcreatesubsequentlyinthesedocumentswillpossiblyincludewireframeandsurfaceelements.Tofacilitateyourdesign,Itisthereforerecommendedthatyoudonotchangethissettingduringyoursession.Formoreinforma

5、tion,refertothePartDocumentchapterinCustomizingsectionofthePartDesigndocumentation.1.SelectFile->Openandnavigatetothesamplesdirectory.2.SelecttheGettingStartedShapeDesign.CATPartdocument.Awireframedesignpartisdisplayed:oYoucanaddtheGenerativeShapeDesignworkbencht

6、oyourFavorites,usingtheTools->Customizeitem.Formoreinformation,refertotheInfrastructureUser'sGuide.oIfyouwishtousethewholescreenspaceforthegeometry,removethespecificationtreebyselectingtheView->SpecificationscommandorpressingF3. Lofting,OffsettingandIntersectingT

7、histaskshowsyouhowtocreateamulti-sectionsandanoffsetsurfacesaswellasanintersection.1.ClicktheMulti-sectionsSurfaceicon.TheMulti-sectionsSurfaceDefinitiondialogboxappears.2.Selectthetwosectioncurves.3.ClickwithintheGuideswindowthenselectthetwoguidecurves.4.ClickOK

8、tocreatethemulti-sectionssurface.2.ClicktheOffseticon.3.Selectthemulti-sectionssurface.4.Enteranoffsetvalueof2mm.Theoffsetsurfaceisdisplayednormaltothemulti-se