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CATIA V5R16 Generative Shape DesignCATIA V5Parametric Surface ModelingVersion 5 Release 16Generative Shape DesignA- 1Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignToolbars in Generative Shape DesignABA.B.C.D.E.F.Wireframe: Create 3D curves / lines/ points/planeSurfaces: Create surfacesOperations: Join surfaces, Split & Trimsurfaces, Change the 3D positions of surfaces,Fillets Replication: Pattern, Powercopy Analysis: Connection analysis, Draft analysis,curvature analysis Surface-based Features: (On Part DesignWorkbench), create a solid from surfaces,modify the solid by a surface CDEFA- 2Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignPointPoint (Create a point in the 3D space)A- 3Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignExtremum (max or min point)Extremum (create an extremum element (point,edge, or face), which is at the minimum ormaximum distance on a curve, a surface, or apad, according to given directions. )A- 4Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignLineLine (Create a line in the 3D space)A- 5Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignPlanePlane (Create a plane in the 3D space)A- 6Version 1b- Feb07A-6Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignProjection onto a supportProjection (project one or more elementsonto a support. The projection can be normalto surface or along a specified direction.)Normal to surfaceAlong a direction(vertical)A- 7Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignCombine CurvesCombine Curves (create a curve resultingfrom the intersection of the extrusion of twocurves. )A 3D resultantCurveA- 8Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignReflect LineReflect Line (create curves for which thenormal to the surface in each point presentthe same angle with a specified direction.They can be closed or open.)The normal of surfaceat all points along thecurve is 38deg fromthe vertical axisA- 9Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignIntersectionIntersection (create wireframe geometry byintersecting elements.)Intersection curvebetween twosurfacesIntersection point betweena curve and a surfaceIntersection curve betweena surface and a solidA- 10Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignParallel CurveParallel Curve (create a curve that is parallelto a reference curve.)Offset the curve on thesurface (The resultantcurve is still on the surface)We have a curve lying onthe surfaceA- 11Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignCornerCorner (create a corner between two curves)If several solutions maybe possible, click theNext Solution button tomove to another cornersolution, or directlyselect the corner youwant in the geometryA- 12Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignConnect CurveConnect Curve (create a connecting curvebetween two curves. )Point-continuous,tangent-continuous tinuous orcurvature-continuousThe curvature in themiddle can becontrolled by tensionVersion 1b- Feb07A- 13Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignSpline CurveSpline Curve (create a 2D/ 3D spline curve)We can create anadditional line to definethe tangent direction ata point.A- 14Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignHelixHelix (create a helix curve like a spring)First Create a pointand a straight line(Optional)(Optional)With Taper AngleFollows a profileA- 15Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignExtrudeExtrude (create a surface by extruding aprofile along a given direction)If the profile isplanar, thedirection will beits normal bydefault. But youcan change it toother direction.A- 16Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignRevolveRevolve (create a surface by revolving aplanar profile about an axis)Remark: The axis must be a straight line.Sketch.1Line.1A- 17Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignOffsetOffset (create a surface, or a set of surfaces,by offsetting an existing surface, or a set ofsurfaces)A- 18Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignSweepSweep (create a surface by sweeping out aprofile along one or two guide curves)CircularExplicitSweeping an Explicit profile- With reference surface (optional)- With two guide curves (optional)- With pulling direction (optional)(We can use the above three options tocontrol the profile orientation)ConicalLineProfileGuide CurveSweeping a Linear profile-Two limitsLimit and middleWith reference surfaceWith tangency surfaceWith reference curveWith two tangency surfacesWe first create aguide curve (4 lines)- With draft directionA- 19Version 1b- Feb07Then create a draftsurface by sweeping aninclined linear profilealong a guide curveWritten by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignSweep – Con’tSweeping a Circular profile-Three guidesTwo guides and radiusCenter and two anglesCenter and radiusTwo guides and tangency surface- One guide and tangency surfaceSweeping a Conical profile-Two guidesThree guidesFour guidesFive guidesA- 20Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignFillFill (create a surface to fill the openingamong a number of boundary segments)The fourpoints mustbe tangent-continuous orcurvature-continuousWe can specify the desired continuity typebetween any selected support surfaces andthe fill surface (Point, Tangent or Curvaturecontinuous)Passing through apoint (optional)Support SurfaceSupport SurfaceA- 21Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignMulti-sections SurfaceMulti-sections surface (create a surface bysweeping two or more section curves along anautomatically computed or user-defined spine. Thesurface can be made to respect one or more guidecurves. )Further control pointpoint matching by“manual coupling”A- 22Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignBlendBlend (Create a surface between twowireframe elements or surface edges)A- 23Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignJoinJoin (join surfaces or curves as one element)A- 24Version 1b- Feb07The two original surfacesare hidden; a Join surfaceis createdWritten by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignSplit & TrimSplit (split a surface or wireframe element bymeans of a cutting element. You can split awireframe element by a point, anotherwireframe element or a surface; or a surfaceby a wireframe element or another surface. )SplitTrimCutting ElementResult by“Split”OriginalElement to CutTrim (trim two or more surface or wireframeelements)Result by“Trim”A- 25Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignBoundaryBoundary (create the boundary curve of asurface)We can select limitpoints to limit theboundaryA- 26Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignExtractExtract (extract from elements (curves,points, surfaces or solids)Only SelectedsurfaceOnly tangentsurfaces areselectedAll surfaces areselectedA- 27Version 1b- Feb07For this case, the extractedelement must be a curve.Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignShape FilletBi-tangent Shape Fillet (create a shape filletbetween two surfaces)Smooth: a tangency constraintis imposed at the connectionbetween the fillet surface andthe support surfaces, thussmoothing the connection.Tri-tangent Shape Fillet (create a shapefillet between three surfaces)A- 28Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignEdge FilletEdge Fillet (create a constant radius filletalong the internal edge of a joined surface)Select the edge of theJoin SurfaceA- 29Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignVariable FilletVariable Fillet (create a variable radius fillet.In this type of fillet, the radius varies atselected points along a selected edge. Thefillet surface is obtained by rolling a sphere,which radius would vary, over the selectededge. )Click the boxand select thepointCreate a point alongthe edge beforefilletingA- 30Version 1b- Feb07After entering anew value forthis point, wehave a differentradius hereWritten by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignFace-Face FilletFace-Face fillet (create a face-face fillet.The fillet surface is obtained by rolling asphere, which radius is larger than thedistance between the selected elements,between the selected surfaces. )Remark: This is a “Joined” SurfaceWe can add this filletbetween two faces thatare not touching eachotherA- 31Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignTri-tangent FilletTri-tangent Fillet (The creation of tritangentfillets involves the removal of one of the threefaces selected, as the fillet surface isobtained by rolling a sphere, which radius isautomatically computed to be larger than theremoved surface, between the selectedsurfaces.)A- 32Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignTranslate, Rotate, Symmetry, finitySymmetryScaleAffinityA- 33Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignExtrapolateExtrapolate a surface boundary:Tangent Continuity– this will be astraight edgeTangent/CurvatureWe can join theextrapolatedsurface with theoriginal surfaceExtrapolate a Curve:Extrapolation without supportExtrapolation with a supportA- 34Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignPatternsRectangular patternCircular patternUser patternRectangular patternFirst create a sketchwith pointsCircular patternUser patternA- 35Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignConnect CheckerConnect Checker (analyze how two surfacesare connected )Distance - minimal distance between two verticesTangency - angle between two surfacesCurvature Difference ( C2 - C1 ) / (( C1 C2 ) / 2)Curve Connect Checker(analyze how two curves are connected )Distance - minimal distance between two verticesTangency - angle between two curvesCurvature Difference ( C2 - C1 ) / (( C1 C2 ) / 2)A- 36Version 1b- Feb07Written by Dickson Sham

CATIA V5R16 Generative Shape DesignGenerativeShape DesignDraft AnalysisDraft Analysis(analyze the draft angle on a surface)(Remark: To view the draft result, we need to use the Shading1with Material mode.)2STEPS:1. Click “Feature Draft Analysis2. Define the color scale (e.g. -1, 0, 1 deg)3. Click the option “Compass” on the pop-up menu4. Select all surfaces43A- 37Version 1b- Feb07Written by Dickson Sham