catia知识工程顾问_详细操作步骤part

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1、Step3:Renameparameters1.Doubleclick“Sketch.1”inthespecificationtree.2.Rightclickontherimradiusdimension(8.5in)andselect“Editformula”incontextualmenu.Changethenameto“Rim_Size_Radius”andclick“OK”.3.Rightclickontherimwidthdimension(7in)andselect“Editformula”incontextualmenu.

2、Changeitsnameto“Rim_Width”.Click“OK”.Exitthesketcher.1.Holeposition.Doubleclickon“Sketch.6”inthespecificationtree.Selecttheanchorpointoftheholeandthecentercylindersurface.Clicktheconstrainticonandclickinthe3Dviewtocreatetheconstraint.Doubleclickontheconstraintandsetitsval

3、ueto2.25in.Putthe“ZX”planeinshowmode.Selecttheanchorpointandthe“ZX”plane.Setacoincidenceconstraint.Selectthe2.25dimensionandselect“Editformula”inthecontextualmenu.Changethenameto“Bolt_Pattern_Radius”.Exitthesketcher.1.Renamethepocketwidthandradius.Doubleclickon“Sketch.3”i

4、nspecificationtree.Rightclickonthepocketwidthdimension(2.953).Click“Editformula”inthecontextualmenu.Changethenameto“Pocket_Width”.Rightclickonthebottompocketradius(0.75in).Click“Editformula”inthecontextualmenu.Changethenameto“Pocket_Corner_Radius”.Exitthesketcher.Step4:As

5、signformulastogeometricconstraints1.Assignaformulatothepocketradiusdimension.DoubleclickonSketch.3inthespecificationtreeRightclickonthepocketradiusdimension(7.5in)SelectRadius.20object« Editformula »InMembersofParametersfield,clickRenamedparametersSelectRim_Size_Radiusfro

6、mtheMembersofRenamedparameterslistSelectsecondinputfieldintheFormulaEditorwindowandkeyin:-1inaftertheRim_Size_RadiustextSelectOKTheFormulaisdisplayedintheSpecificationTree2.Assignaformulatothepocketradii.Rightclickontheleftcornerradiusdimension(.75in)SelectRadius.13object

7、« Editformula »SelectthebottomradiusdimensionSelectOKRepeatfortheupperrightcornerradiusdimensionExitsketch.Step5:Createuserparametersandtheirassociatedformulas1.CreatetheRim_Sizeparameter.Select“Formula”icon.Createanewparameteroftype“length”.Renameitandsetitsvalueto17in.2

8、.AssignaformularelatingtheparameterRim_Size_RadiustoRim_Size.Select“Renamedparameters”forthefilt