deform 3d 中英说明.docx
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deform 3d 中英说明.docx
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deform3d中英说明
1.BLOCKPRE-PROCESSING1-1
1.1.CreatingaNewProblem1-1
1.2.SettingSimulationControls1-2
1.3.InputtingObjectData1-3
1.4.ViewManipulation1-7
1.5.PointSelection1-10
1.6.OtherDisplayWindowButtons1-11
1.7.SavingtheProblem1-12
1.8.ExitingDEFORM?
3D1-12
1.BLOCK前处理
1.1.创建新问题
对WindowsNT系统从开始菜单选择DEFORM?
3D,Createa
directorycalledBLOCKusingtheCreateaNewDirectoryiconandchangeto
thatdirectory.TheDEFORM?
3DSYSTEMwindowshouldappearasshown
inFigure1.1.
Figure1.1-DEFORM?
3DSystemWindow
IntheProblemIDtextbox,changetheProblemIDtoBLOCK.Inorderto
definethesimulationweneedtoenterthePre-Processor.ClickonthePre-Processor
button.TheDEFORM?
3DPre-Processorshouldappearconsisting
oftheDISPLAYwindow,theTOOLBARwindow,theCONTROLwindow,
andtheMESSAGEwindow(Figure1.2).
Figure1.2-DEFORM?
3DPre-Processor
1.2.SettingSimulationControls
ClickontheSimulationControlsbuttonintheCONTROLwindow.The
SimulationControlswindowwillappear(Figure1.3).LocatetheSimulation
TitletextboxandtitlethesimulationasBLOCK.SettheUnitstoEnglish,and
checkthatDeformationisturnedONandallothersimulationoptionsareturned
OFFClickontheOKbuttonwhenyouarefinished.
1.3.InputtingObjectData
Inordertospecifyinformationforanobject,selecttheObjectsbuttoninthe
CONTROLwindow.TheOBJECTSwindowwillappearasshowninFigure
1.4.WhentheOBJECTwindowopensanobjectiscreatedandnamedObject
#1bydefault.
ChangetheObjectNameofobject#1toBLOCKandthenpressENTER.
ChangetheObjectTypetoPLASTIC.ClickontheGeometryicontodefine
thegeometryoftheobject.
Severalformatsareavailableforreadingobjectgeometrydata.Surface
definitionscanbereadthroughstereolithography(.STL)filesorDEFORM橽parnativegeometryformat(AMGGEO).Surfacedefinitionsorcomplete3D
meshescanalsobereadthroughIDEASuniversal(.UNV)orPATRANneutral
(.PDA)formats.Forthislab,wewillreadacompletebrickmeshfroman
IDEASuniversalfileformat,soclickontheLoadIDEASfileicontoenterthe
IDEASfilefilter.
LocatethefileBLOCK.UNVandclickontheOkbuttontheFileSelection
window.
ImportantNote:
IfyouaretrainingonaUnixsystematScientificFormingTechnologies
Corp.thefileshouldbelocatedinadirectorycalled3dfiles.Asan
example,iftherootdirectoryyouareworkinginis/disk3/deform/,the
filesneededforallthelabsshouldbelocatedin
/disk3/deform/training/3dfiles/.The/disk3/deform/mayvaryfrom
machinetomachine.Ifforsomereasonthefilesarenotinthisdirectory,
pleaseaskatrainingassistantandhe/shewillhelpyoulocatethefiles.
IfyouaretrainingawayfromScientificFormingTechnologiesCorp.,or
ifyouareonanNTmachinethegeometryfilesarelocatedintheLABS
directoryundertheDEFORM3Ddirectory.(DEFORM3D/LABS)
Figure1.5-Fileselectorwindow
AwindowwillpromptyouforaConversionFactor.Thedefaultvalueof1is
finesopressOK.TheSURFACEINFORMATIONwindowwillappearthat
summarizesthegeometryinformation.ClickOKandthenclickontheOK
buttonintheGEOMETRYwindow.TheDISPLAYwindowshoulddisplaythe
geometryyouimportedasshowninFigure1.7.
Figure1.6-Geometryofobject#1
1.4.ViewManipulation
ViewManipulationisusedtomanipulatetheobjectsbeingdisplayedinthe
viewport.Theusercanzoominandout,panthedisplay,androtatetheobjects.
Atthispoint,itisnecessarytoexplainthefunctionofeachiconinthetoolbar.
Onceyouhaveexaminedtheiconsandtheirfunction,feelfreetoexplorethe
differentfunctions.
DynamicZoom
FirstselecttheDynamicZoombuttonandmovethecursortothedesired
Viewport.Byclickingandholdingtheleftmousebuttonandmovingthemouse
upwillzoominandmovingthemousedownwillzoomout.Releasethemouse
buttonwhenthedesiredviewhasbeenobtained.Thezoomingprocesscanbe
spedupbyholdingdowntheSHIFTkeyandthenzoominoroutusingthe
mouse.
ZoomWindow
Thisbuttonisusedtozoominonaspecifiedareaoftheobject.Clickonthe
ZoomWindowbuttonandmovethecursortothedesiredViewport.Selectthe
startingcornerbymovingtothedesiredlocationandclickandholdthefirst
mousebutton.Nowdragthecursortocreateawindow,whichencompassesthe
areayouwouldliketozoomto.Whenyouhavefinishedthis,releasethemouse
buttontozoomin.
Pan
Theviewcanbepannedleft,right,upordownbyclickingonthePanbutton
andmovingtothecurrentViewport.Clickandholdthefirstmousebuttonand
dragthemousetoanewlocationandreleasethebuttontoselectanewview.
HoldingdowntheSHIFTkeyandusingthemousecanspeedupthepanning
process.
Rotation
RotationcanbedoneinUnconstrained,orConstrainedX,Y,orZ.
Unconstrainedrotationwillallowrotationaboutallthreeaxis,whileconstrained
rotationwithrestrictrotationabouteithertheX,Y,orZaxis.Theaxisfor
constrainedrotationcaneitherbeusingtheScreenCoordinatesortheObject
Coordinates.
UnconstrainedConstrainedXConstrainedYConstrainedZ
Whentheleftmousebuttonispressed,aredcircleappearsonthescreen.This
representsasphereanditscenterisatthecenterofrotationoftheobject.The
currentrotationmodeisalsoshowninthetopleftcornerofthedisplay.Moving
themousewhileholdingthefirstbuttonrotatesthepartandalsoshowsagreen
line,whichrepresentsthecurrentmouseposition(itrepresentsanarconthe
sphere).Oncethedesiredrotationhasbeenachieved,releasethemousebutton.
Bringingthemousebacktothestartofthearcwillreturntheobjecttoits
originalposition.Itwilltakesomepracticetogetthefeelforrotatingtheobject.
Whendealingwithanobjectthathasalargenumberofelementsthespeedof
rotationcanbecomeveryslow.Toenhancethespeed,onecanviewacubethat
representstheobjectwhiletherotationistakingplace.Oncetherotationis
complete.Thecubewillbereplacedwiththeoriginalobject.Tousethisoption,
firstholddowntheSHIFTkey,thenpressthefirstmousebuttonandfollowthe
procedureoutlinedabove.
CoordinateSystemSelection
ScreenCoordinateSystemObjectCoordinateSystem
ThecoordinatesystemusedforobjectrotationcanbeeithertheScreen
CoordinateortheObjectCoordinatesystem.ThedefaultsettingisScreen
Coordinates.Allconstrainedrotationaboutanyaxis(X,Y,orZ)isinrelationto
thescreen.Xistotheright,Yisup,andZisoutofthescreen.TheObject
CoordinatesystemaxisisdisplayedinthelowerrightcorneroftheDataDisplay
Box.Whenthisoptionisselected,allconstrainedrotationaboutanaxis(X,Y,
orZ)isappliedrelativetotheObjectCoordinateSystem,whichisdefinedbythe
XYZaxistriadinthebottomrightcornerofthedisplaysystem.
Figure1.11ScreenCoordinates
Clickonthescreencoordinatesmenuandselectaconstrainedrotationdirection
(X,Y,orZ).Noticethedifferenceinbehaviorbetweenthescreenandobject
coordinatesystems.
WhatisViewRotationvs.ObjectRotation?
Theviewrotationiconsonlychangethedirectionfromwhichthe
objectsareviewed.Inordertochangethephysicalorientationoftheobjectsin
themodelyoumustusethePositionObjectsfeatureundertheInter-Object
menu.
CoordinateAxisView
Youcanselectanyofthefollowingviewsbyclickingononeofthefollowing
buttons.EachbuttonwillchangetheviewoftheobjectsintheDISPLAY
windowtotheselectedaxisview.Forexample,clickingontheXYViewbutton
willchangetheDISPLAYwindowsotheXYplaneisdisplayedintheviewport.
XYViewZXViewYZViewIsometricView
1.5.PointSelection
AnypointonanobjectintheDISPLAYWindowcanbeselectedtoobtainthe
correspondingdatavaluesforthatpoint.
PointSelection
Clickingonanypointinawindowprintsthecoordinatesofthepoint.
Ruler
TheRulertoolisahelpfultooltomeasuredistancesbetweentwoselectednodes
onanobject.First,clicktheleftmousebuttonandholditonthestartingpoint
withthecursorandthenmovethemousetotheendingpointandreleasethe
button.Thelinewillbedrawnwithathreedimensionaldistance.The
measuringlinewillremainonthescreenuntiltheRefreshbuttonisclickedin
thegraphicaldisplaywindow.
Examine
TheExaminetoolisahelpfultooltodeterminesurfacenodenumbersonan
objectorgeometrypoints.JustselecttheExaminebuttonandclickonasurface
node.Thenodeshouldbehighlightedingreenandthenodenumberwillappear
nexttoit.Thecoordinatesareprintedinthemessageline.
1.6.OtherDisplayWindowButtons
OtherbuttonsusedintheDisplayWindowarelistedandexplainedinthe
followingsection.
Refresh
Thisredrawsthecompletescreen,theCTRL-Rcommandcanalsobeusedfor
thisoperation.Thisisespeciallyusefulifotherapplicationsarealsorunning
andchangingthecolormap.WhenthishappenstheDEFORM?
3Dwindows
willchangecolorasthemousemovesoutofthewindowsandintoother
applications.ClickingontheRefreshbuttonwillrefreshtheDEFORM?
3D
windowsbacktotheiroriginalcolors.
Resize
FitsthedisplayedobjectsinsidethecurrentViewport.
PrintPage
Thisgeneratesapost-scriptfileofthecurrentscreen.Thefilewillhavethesame
informationasallvisibleViewports.ThePrintSetupoptionunderFileinthe
CONTROLwindowcanbeusedtoselectthetypeofplottobegenerated.
Capture
ThisbuttoncapturesthecurrentscreenimageandwritesittoaPNG(Printable
NetworkGraphics)file.Youwillbepromptedforafilenametowritetheimage
to.Thisg
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