1CATIAV5曲面基礎(chǔ)教程

線框和曲面設(shè)計(jì)基礎(chǔ)2線框和曲面設(shè)計(jì)入門熟悉線框和曲面設(shè)計(jì)工作臺(tái)（WireframeandSurfaceDesignworkbench）

用戶界面3用戶界面4線框造型熟悉線框造型基礎(chǔ)創(chuàng)建點(diǎn)創(chuàng)建線創(chuàng)建平面創(chuàng)建曲線5定義點(diǎn)對(duì)話框提供不同的方法創(chuàng)建點(diǎn)1點(diǎn)圖標(biāo)2選擇點(diǎn)類型選項(xiàng)中的一個(gè)類型3輸入點(diǎn)的信息在點(diǎn)定義框并且確認(rèn)對(duì)話框的內(nèi)容隨著點(diǎn)類型選項(xiàng)改變而改變點(diǎn)

(1/2)點(diǎn)用來(lái)支持所有幾何單元的創(chuàng)建并用來(lái)作為所有創(chuàng)建的參考6點(diǎn)

(2/2)CoordinatesOncurveOnplaneOnsurfaceCirclecenter不同的參數(shù)或元素創(chuàng)建點(diǎn):TangentoncurvePointbetweenSeveralpointsonacurve7線定義對(duì)話框提供不同的方法創(chuàng)建線1點(diǎn)選圖標(biāo)2選擇一個(gè)線類型選項(xiàng)對(duì)話框的內(nèi)容隨著線類型選項(xiàng)改變而改變3輸入線的信息在線定義框并且確認(rèn)線

(1/2)線可作為引導(dǎo)線，參考，軸，方向或加入創(chuàng)建其他幾何元素8線

(2/2)LinePoint-PointLinePoint-DirectionLineAngle/NormaltocurveLinetangenttocurveLineNormaltosurface不同的參數(shù)或元素創(chuàng)建點(diǎn)

:Bisectingline9平面定義對(duì)話框提供不同的方法創(chuàng)建平面1點(diǎn)選生成平面圖標(biāo)2選擇一個(gè)平面類型選項(xiàng)對(duì)話框的內(nèi)容隨著平面類型選項(xiàng)改變而改變3輸入平面的信息在平面定義框并且確認(rèn)創(chuàng)建平面

(1/5)用平面作為參考元素去創(chuàng)建新的幾何元素或切斷元素10創(chuàng)建平面

(2/5)OffsetplanePlaneparallelthroughpointPlanewithangletoplanePlanethrough3pointsPlanethrough2linesPlanethroughpointandline不同的參數(shù)或元素創(chuàng)建平面

:11創(chuàng)建平面

(3/5)PlanethroughplanarcurvePlanenormaltocurvePlanetangenttosurfacePlanefromequationPlanemeanthroughpointsPlanesbetweentwoplanes12創(chuàng)建平面(4/5):在兩平面之間生成多平面創(chuàng)建平面實(shí)例在兩個(gè)平面之間:4instances13創(chuàng)建平面(5/5):多平面生成通過(guò)一個(gè)存在的平面創(chuàng)建平面實(shí)例:Origin14顯示對(duì)話框，例如1點(diǎn)擊圖標(biāo)選擇曲線類型23輸入曲線的信息在曲線定義框并且確認(rèn)曲線

(1/3)曲線作為引導(dǎo)線或參考創(chuàng)建其他幾何元素或作為面的邊界15曲線

(2/3)CurveprojectedontoasupportCombinedcurveReflectlineIntersectioncurveCircles創(chuàng)建不同類型曲線:Parallelcurve16曲線

(3/3)SplineHelixCornerConnectcurveSpiralConic17創(chuàng)建基本曲面熟悉創(chuàng)建基本曲面通過(guò)外形創(chuàng)建面通過(guò)邊界創(chuàng)建面通過(guò)其他面創(chuàng)建面創(chuàng)建放樣曲面從面抽取元素18通過(guò)外形創(chuàng)建面一個(gè)閉合或不閉合的輪廓給定一根導(dǎo)線和一個(gè)面，或兩根導(dǎo)線，可以創(chuàng)建一個(gè)掃掠面一個(gè)閉合或不閉合的輪廓給定一個(gè)方向和限制，創(chuàng)建一個(gè)拉伸面給定一個(gè)旋轉(zhuǎn)軸和角度可以創(chuàng)建一個(gè)旋轉(zhuǎn)面19創(chuàng)建球體20通過(guò)邊界創(chuàng)建面Theblendsurfaceiscreatedbetweentwocurveslyingeachonasupport;theevolutionofthesurfacebetweenthetwocurvesisdefinedbyparameters.Thefillsurfaceiscreatedbetweenjoinedcurveswhichmaylieonasupport;theevolutionofthesurfaceinsidethecontourisdefinedbyparameters.21從其他曲面創(chuàng)建曲面Youcancreateseveraloffsetsurfacesatthesametime.Theoffsetsurfaceiscreatedfromanexistingsurface,givinganoffsetvalueandadirection.Theresultingsurfaceisparalleltotheinitialone.22創(chuàng)建放樣曲面幾個(gè)參數(shù)能建立定義放樣曲面:TangencyGuidecurveClosingpointSpineCouplingLimitationManualcoupling23幾何操作功能修補(bǔ)元素切割和修剪元素從曲面提取元素適用轉(zhuǎn)換推斷元素創(chuàng)建接近元素創(chuàng)建陣列24修補(bǔ)元素當(dāng)合并幾個(gè)曲面時(shí)修補(bǔ)操作可以填充間隙用Join這個(gè)操作可以集合一個(gè)單一元素或幾個(gè)相鄰的曲面，幾個(gè)相鄰的曲線分解一個(gè)多元素曲面或曲線到獨(dú)立數(shù)據(jù)元SplitsurfaceRestoredsurface恢復(fù)整個(gè)面即使面被多次修剪。Therestoredsurfaceisadatumelement.25切割和修剪元素修剪元素只可以保留每個(gè)元素的一部分用一個(gè)或幾個(gè)幾何元素（Cuttingelements）去切割另一個(gè)幾何元素（Elementtocut）

不論是否有支撐定義，切割和修剪都將被執(zhí)行26從曲面提取元素FaceextractionEdgeextraction可以從一個(gè)曲面給予傳播條件提取邊界，曲面或曲線BoundaryextractionwithlimitsTheComplementarymodeoptionallowsyoutode-selecttheelementstoextractandselectthenon-selectedelements.萃取一些元素27顯示轉(zhuǎn)換對(duì)話框1點(diǎn)擊如何一個(gè)轉(zhuǎn)換圖標(biāo)23輸入轉(zhuǎn)換的信息在定義框并且確認(rèn)轉(zhuǎn)換(1/2)Transformationsareusedtomodifythesize,location,orientation,etc.ofawireframeorasurfaceelement.一個(gè)操作可以同時(shí)轉(zhuǎn)換幾個(gè)元素28轉(zhuǎn)換(2/2)六種轉(zhuǎn)換類型:TranslationRotationSymmetryScalingAffinityAxistoAxis29推斷元素Finallyyouwilldefinethetypeofcontinuityandtransition.Firstselecttheelementboundarywhichwillbeextrapolated,thentheelementitself.Youwillthenchoosetheextrapolationmode:lengthorlimit.Youmayhavetoextrapolateacurveorsurfacetoextendittoothergeometryandthusbeabletolatertrim,splitorintersecttheseelements.30創(chuàng)建接近元素TheoriginalelementistransferredtotheHidespace.YouwillselectthemultipleelementfromwhichyouwanttocreatetheNearelement.Youwillthenselectareferenceelement,i.e.apointlocatednexttotheentitytobedefinedasNearelement.Someconstructionelementsaremadeupofseveralentities.Youmayneedtouseonlypartofamulti-entityelement.Youcancreatenearelementsfromsketchesorsurfaces.31創(chuàng)建陣列ReferenceelementSurfacetopatternYoucancreatecircularorrectangularpatternsofwireframeorsurfaceelements.ElementtopatternReferenceelement32完成幾何元素在零件設(shè)計(jì)工作臺(tái)通過(guò)曲面創(chuàng)建實(shí)體33Foreachtypeoffeatureadialogboxisdisplayed.

Selectthesurfacetobeprocessed.1ClickontheappropriateSurface-BasedFeatureicon.23Confirmfeaturecreation.通過(guò)曲面創(chuàng)建實(shí)體(1/2)Youmayneedtocreateasurfacejustforusingitinasolidbody.Thesurfaceisintegratedintothebodydesign.34通過(guò)曲面創(chuàng)建實(shí)體(2/2)SplitBodyThickenSurfaceCloseSurfaceSewSurfaceFourwaysofcreatingsolidsfromsurfacesareavailable:35修改幾何元素

編輯元素36編輯元素Thesurfaceisupdatedaccordingtothenewparameters.Youwillmodifytheaxisandtheangleofrevolutionofthissurface.Youcanmodifyparameterseitherenteringnewvaluesormakingnewselections.Youcaneditelementsafterpartcreationtochangesomeoftheparametersandthusmakeanewversionofthepart.37工具運(yùn)用Youwillbecomefamiliarwithsometoolsusedformanagingwireframeandsurfaces.StackingCommandsManipulatingElementsCreatingDatumFeaturesWorkingonaSupportUpdatingaPartSelectingandRenaminganOpenBodyMovinganElementwithinanOpenBodyApplyingMaterialontoaSurface38Youdefinetheparametersoftheconstructionelement.StackingCommandsWhilecreatinganelementyoumayneedaconstructionelementthatyouwillcreateonthefly.Theconstructionelementiscreatedandselectedatthesametime.WhenusingthestackingcommandcapabilityyoucancheckthestatusofthestackintheRunningCommandswindow.Stackingcommandsallowsyoutocreateconstructionelementswhilecreatinganelementwhichrequiresthoseconstructionelements.39ManipulatingElementsYouwillcutorcopyoneorseveralelements.Thenselecttheelementafterwhichyouwanttopositionthecut/copiedelementsandpastethem.orYoucanalsodeleteanelementfromthespecificationtree.40創(chuàng)建數(shù)據(jù)特征ClickingontheCreateDatumiconde-activatestheHistorymode.Youwillthencreatethedatumfeatureelement……andfinallymodifyoneofitsparents.Adatumfeatureisanelementwhichhasnolink(history)withtheelementsusedtobuildit(parentelements).41WorkingonaSupport(1/2)Youcanselectaplaneorasurfacetouseitasasupportforfurtherelementcreation.Supportplane=YZ

Withthe‘SnaptoPoint’capabilitythecreatedpointsarelocatedatthenearestintersectionofthegrid.Supportsurface=Extrude.1

WhenyoucreateapointafterselectingthesurfaceasasupportthePointDefinitionwindowautomaticallydisplaystheoption‘Onsurface’.42WorkingonaSupport(2/2)CreatingaSupportfromaPlaneGridsarepersistent,theyareaddedtothespecificationtree.Todeactivatethecurrentgrid:WiththecontextualmenuorusingtheWorking