第6章在Patran界面中建立Dytran模型及后處理的操作過程實例6ppt課件

1、定義用于儲存歐拉單元的壓力、密度及耦合能的時間歷程文件。定義用于儲存歐拉單元的壓力、密度及耦合能的時間歷程文件。首先創(chuàng)建一個叫做首先創(chuàng)建一個叫做“two_euler_elemtwo_euler_elem的組將兩個分別處于兩的組將兩個分別處于兩個撞擊中心點附近的歐拉單元包含進來。個撞擊中心點附近的歐拉單元包含進來。Group/Create/New Group Name=alegrids/Entity Selection=Group/Create/New Group Name=alegrids/Entity Selection=拾取兩個分別處于兩個撞擊中心點附近的歐拉單元拾取兩個分別處于兩個撞擊中

2、心點附近的歐拉單元/Apply/ApplyAnalyze/Input Deck/Translate/Output Request/Result Analyze/Input Deck/Translate/Output Request/Result Name=pressure/File Type=Time History/Result Name=pressure/File Type=Time History/Result Type=Element Output/Time for Outptu=0 thru end by Type=Element Output/Time for Outptu=0 t

3、hru end by 1.0E-6/Add/Select Groups for 1.0E-6/Add/Select Groups for Output=“two_euler_elem/Result Types=density,specific Output=“two_euler_elem/Result Types=density,specific internal energy,pressure/Apply/Okinternal energy,pressure/Apply/Ok/Apply /Apply 數(shù)據(jù)文件產(chǎn)生后，用文本編輯器加以修改，將數(shù)據(jù)文件產(chǎn)生后，用文本編輯器加以修改，將PATRA

4、NPATRAN界面中不界面中不支持的卡片包含進來。支持的卡片包含進來。. . . . $ $ - Contact : master-slave-surface$ - Contact : master-slave-surface$ $CONTACT 17 SURF SURF 1 2 $CONTACT 17 SURF SURF 1 2 +A012850+A012850$+A012850 V4 BOTH $+A012850 V4 BOTH +A012851+A012851$+A012851 $+A012851 +A012852+A012852$+A012852 ON $+A012852 ON ALE

5、,1,2,1ALE,1,2,1. . . .$ $- SETS -$- SETS -$Setname: alegrids with Set ID: 6 contains Nodes$Setname: alegrids with Set ID: 6 contains Nodes$SET1 6 579 THRU 8670$SET1 6 579 THRU 8670ALEGRID,1,0.,1E20,SPECIAL,+ALEGRID,1,0.,1E20,SPECIAL,+,579,THRU,8670+,579,THRU,8670$ $. . . .提交作業(yè)。提交作業(yè)。創(chuàng)建一個新的創(chuàng)建一個新的PATRA

6、NPATRAN數(shù)據(jù)庫名為數(shù)據(jù)庫名為“post_bird”post_bird”。讀入模型及結(jié)果的檔案文件。同時讀入時間歷程文件。步驟如讀入模型及結(jié)果的檔案文件。同時讀入時間歷程文件。步驟如下：下：Analysis/Read Archive File/Model And Results Analysis/Read Archive File/Model And Results /Translate/Select Archive Files/“MBIRD_BIRD_0”/Add/ /Translate/Select Archive Files/“MBIRD_BIRD_0”/Add/ “MBIRD_PL

7、ATE_0”/Add/Apply/Apply“MBIRD_PLATE_0”/Add/Apply/ApplyAnalysis/Read Time History/Result/Translate/Select Analysis/Read Time History/Result/Translate/Select Time History Time History Files/“MBIRD_PRESSURE_0.THS”/Add/Apply/ApplyFiles/“MBIRD_PRESSURE_0.THS”/Add/Apply/Apply通過創(chuàng)建關于應力、變形及鳥體的等值面工具對結(jié)果進行動畫通過創(chuàng)建

8、關于應力、變形及鳥體的等值面工具對結(jié)果進行動畫顯示。步驟如下：顯示。步驟如下：Insight/Create/IsoSurface/Result Selection/Insight/Create/IsoSurface/Result Selection/選中所有情況選中所有情況/Update Results/Isosurface Results=FMAT (Material /Update Results/Isosurface Results=FMAT (Material Fraction)/Animation Attributes/Fraction)/Animation Attributes/點

9、開點開Enable Enable Animation/Global Variable=Load Case Index/OK/Result Animation/Global Variable=Load Case Index/OK/Result Options/Select Default Load Cases=Options/Select Default Load Cases=拾取最后一步拾取最后一步/OK/OApply/OK/OApply創(chuàng)建應力云圖。步驟如下：創(chuàng)建應力云圖。步驟如下：Create/Fringe/Result Selection/Fringe Results=Create/Fr

10、inge/Result Selection/Fringe Results=拾取拾取 EFFST-OUT/Animation Attributes/Global Variable=Load EFFST-OUT/Animation Attributes/Global Variable=Load Case Index/OK/OK/ApplyCase Index/OK/OK/Apply創(chuàng)建變形工具。步驟如下：創(chuàng)建變形工具。步驟如下：Create/Deformation/Result Selection/Deformation Create/Deformation/Result Selection/De

11、formation Result=Dispacement/Animation Attributes/Global Result=Dispacement/Animation Attributes/Global Variable=LOADCASE INDEX/OK/Deformation Variable=LOADCASE INDEX/OK/Deformation Attributes/Scale=True/OK/OK/ApplyAttributes/Scale=True/OK/OK/Apply進行動畫顯示。步驟如下：進行動畫顯示。步驟如下：Insight Control Insight Cont

12、rol （工具欄）（工具欄）/Animation Control/Setup/Animation Control/Setup/（可（可以改變動畫圖幅數(shù)）以改變動畫圖幅數(shù)）/Animate /Animate 畫出壓力的時間歷程。步驟如下：畫出壓力的時間歷程。步驟如下：XY PLOT/Create/XYWindow/Enter XYWindow Name = w1 XY PLOT/Create/XYWindow/Enter XYWindow Name = w1 /Apply/ApplyPost/Curve/Post Curves =Post/Curve/Post Curves =選中選中PRESS

13、URE_ELEMENT_PRESSURE_MBIRD.curve6/ApplyPRESSURE_ELEMENT_PRESSURE_MBIRD.curve6/Apply6.7 6.7 圓柱形鈑金件沖壓成形分析圓柱形鈑金件沖壓成形分析 有關工藝數(shù)據(jù)如下：有關工藝數(shù)據(jù)如下： 板料半徑板料半徑100mm板料厚度板料厚度0.7mm凸模半徑凸模半徑50.0mm凸模倒角半徑凸模倒角半徑13.0mm凹模內(nèi)徑凹模內(nèi)徑51.25mm凹模倒角半徑凹模倒角半徑5mm沖壓行程沖壓行程40mm沖壓速度沖壓速度4000mm/s壓邊圈內(nèi)徑壓邊圈內(nèi)徑56.25mm壓邊力壓邊力8.E8kN摩擦系數(shù)摩擦系數(shù)0.18楊氏模量楊氏模量

14、E=100000N/mm2波松比波松比=0.33密度密度=8.418106kg/mm3各向異性屈服各向異性屈服參數(shù)參數(shù)R 0 = R 4 5 =R90=0.85強化模量強化模量B=895N/ mm2應變偏移應變偏移C=2.94 10-4應變強化指數(shù)應變強化指數(shù)N=0.42板料的有關材料參數(shù)如下：板料的有關材料參數(shù)如下：在在PATRANPATRAN中創(chuàng)建凸模的幾何。步驟如下：中創(chuàng)建凸模的幾何。步驟如下：Group/Create/New Group Name=upper_die/ApplyGroup/Create/New Group Name=upper_die/ApplyGeometry/Cre

15、ate/Point/XYZ/Point Coordinate List=Geometry/Create/Point/XYZ/Point Coordinate List=0 0 0/Apply/ Point Coordinate List=0 0 0/Apply/ Point Coordinate List=37 0 0/Apply Point Coordinate List=37 0 0/Apply Point Coordinate List=50 13 0/Apply Point Coordinate List=50 13 0/Apply Point Coordinate List=50 5

16、0 0/Apply50 50 0/ApplyGeometry/Create/Curve/Point/2Point/Starting Point Geometry/Create/Curve/Point/2Point/Starting Point List=Point 1/Ending Point List=Point 2/ApplyList=Point 1/Ending Point List=Point 2/Apply/2D Arc2Point/Radius/Construction Plane /2D Arc2Point/Radius/Construction Plane List=Coord

17、0.3/Arc Radius=13/Starting Point List=Point List=Coord0.3/Arc Radius=13/Starting Point List=Point 2/Ending Point List=Point 3/Apply2/Ending Point List=Point 3/Apply/Starting Point List=Point 3/Ending Point List=Point /Starting Point List=Point 3/Ending Point List=Point 4/Apply4/ApplyGeometry/Create/

18、Surface/Revolve/Axis=Coord0.2/Total Geometry/Create/Surface/Revolve/Axis=Coord0.2/Total Angle=90/Curve List=Curve 1/Apply/Curve List=Surface Angle=90/Curve List=Curve 1/Apply/Curve List=Surface 1.2/Apply/Curve List= Surface 2.2 /Apply/Curve List= 1.2/Apply/Curve List= Surface 2.2 /Apply/Curve List=

19、Surface 3.2 /ApplySurface 3.2 /ApplyAngle=360/Curve List=Curve 2 3/ApplyAngle=360/Curve List=Curve 2 3/Apply在在PATRANPATRAN中創(chuàng)建凹模的幾何。步驟如下：中創(chuàng)建凹模的幾何。步驟如下：Group/Create/New Group Name=lower_die/ApplyGroup/Create/New Group Name=lower_die/ApplyGeometry/Create/Point/XYZ/ Point Coordinate List=Geometry/Create

20、/Point/XYZ/ Point Coordinate List=51.25 -60 0/Apply/Point Coordinate List=51.25 -60 0/Apply/Point Coordinate List=51.25 -6 0/Apply/Point Coordinate List=51.25 -6 0/Apply/Point Coordinate List=56.25 -1 0/Apply/Point Coordinate List=56.25 -1 0/Apply/Point Coordinate List=105.05 -1 0/Apply/Point Coordi

21、nate List=105.05 -1 0/Apply/Point Coordinate List=56.25 -6 0/Apply56.25 -6 0/ApplyGeometry/Create/Curve/Point/2Point/Starting Point Geometry/Create/Curve/Point/2Point/Starting Point List=Point 5/Ending Point List=Point 6/ApplyList=Point 5/Ending Point List=Point 6/Apply/Starting Point List=Point 7/E

22、nding Point List=Point /Starting Point List=Point 7/Ending Point List=Point 8/Apply8/Apply/2D ArcAngles/Radius=5/Start Angle=90/End /2D ArcAngles/Radius=5/Start Angle=90/End Angle=180/Center Point List=Point 9/ApplyAngle=180/Center Point List=Point 9/ApplyGeometry/Create/Surface/Revolve/Axis=Coord0.

23、2/TotalGeometry/Create/Surface/Revolve/Axis=Coord0.2/TotalAngle=360/Curve List=Curve 4 6 5/ApplyAngle=360/Curve List=Curve 4 6 5/Apply用同樣的方法創(chuàng)建壓邊圈及板料的幾何。步驟如下：用同樣的方法創(chuàng)建壓邊圈及板料的幾何。步驟如下：Group/Create/New Group Name=lower_die/ApplyGroup/Create/New Group Name=lower_die/ApplyGeometry/Create/Point/XYZ/ Point C

24、oordinate List=Geometry/Create/Point/XYZ/ Point Coordinate List=56.25 0.5 0/Apply/Point Coordinate List=56.25 0.5 0/Apply/Point Coordinate List=105.05 0.5 0/Apply105.05 0.5 0/Apply/Curve/Point/2Point/Starting Point List=Point 10/Ending /Curve/Point/2Point/Starting Point List=Point 10/Ending Point Li

25、st=Point 11/ApplyPoint List=Point 11/ApplyGeometry/Create/Surface/Revolve/Axis=Coord0.2/TotalGeometry/Create/Surface/Revolve/Axis=Coord0.2/TotalAngle=360/Curve List=Curve 7/ApplyAngle=360/Curve List=Curve 7/ApplyGroup/Create/New Group Name=lower_die/ApplyGroup/Create/New Group Name=lower_die/ApplyGe

26、ometry/Create/Point/XYZ/ Point Coordinate List=Geometry/Create/Point/XYZ/ Point Coordinate List=0 0.75 0/Apply/Point Coordinate List=0 0.75 0/Apply/Point Coordinate List=100 0.75 0/Apply100 0.75 0/Apply/Curve/Point/2Point/Starting Point List=Point 12/Ending /Curve/Point/2Point/Starting Point List=Po

27、int 12/Ending Point List=Point 13/ApplyPoint List=Point 13/Apply/Surface/Revolve/Axis=Coord 0.2/Total Angle=90/Curve /Surface/Revolve/Axis=Coord 0.2/Total Angle=90/Curve List=Curve 8/Apply/Curve List=Surface 11.2/Apply/Curve List=Curve 8/Apply/Curve List=Surface 11.2/Apply/Curve List= Surface 12.2 /

28、Apply/Curve List= Surface 13.2 List= Surface 12.2 /Apply/Curve List= Surface 13.2 /Apply/Apply在凸模幾何面上創(chuàng)建網(wǎng)格種子點。步驟如下：在凸模幾何面上創(chuàng)建網(wǎng)格種子點。步驟如下：Group/Post/Group/Post/選中選中“upper_die”/Applyupper_die”/ApplyFinite Elements/Create/Mesh Seed/Uniform/Number of Finite Elements/Create/Mesh Seed/Uniform/Number of Eleme

29、nts=20/Curve List=Surface 1.2 2.2 3.2 4.2 1.3 2.3 Elements=20/Curve List=Surface 1.2 2.2 3.2 4.2 1.3 2.3 3.3 4.3/Apply3.3 4.3/Apply/Number of Elements=10/Curve List=Curve 2 3/Apply /Number of Elements=10/Curve List=Curve 2 3/Apply /Number of Elements=80/Curve List=Surface 5.3 6.3/Apply/Number of Ele

30、ments=80/Curve List=Surface 5.3 6.3/Apply劃分有限元網(wǎng)格：劃分有限元網(wǎng)格：Finite Elements/Create/MeshFinite Elements/Create/Mesh/Surface/Quad/ISOMesh/Quad4/Curve List=Surface /Surface/Quad/ISOMesh/Quad4/Curve List=Surface 1:6/Apply1:6/Apply消除重復結(jié)點：消除重復結(jié)點：Finite Element/Equivalence/All/Tolerance Finite Element/Equival

31、ence/All/Tolerance Cube/Equivalencing Tolerance=0.005/ApplyCube/Equivalencing Tolerance=0.005/Apply檢查板元的法線方向檢查板元的法線方向: :Finite Elements/Verify/Element/Normals/Draw Normal Finite Elements/Verify/Element/Normals/Draw Normal Vectors/Test Control=Display Only/ApplyVectors/Test Control=Display Only/Apply

32、在凹模幾何面上創(chuàng)建網(wǎng)格種子點。步驟如下：在凹模幾何面上創(chuàng)建網(wǎng)格種子點。步驟如下：Group/Post/Group/Post/選中選中“l(fā)ower_die”/Applylower_die”/ApplyFinite Elements/Create/Mesh Seed/Uniform/Number of Finite Elements/Create/Mesh Seed/Uniform/Number of Elements=5/Curve List=Curve 4:6/Apply Elements=5/Curve List=Curve 4:6/Apply /Number of Elements=80/

33、Curve List=Surface 7.1 8.1 /Number of Elements=80/Curve List=Surface 7.1 8.1 9.3/Apply9.3/Apply劃分有限元網(wǎng)格：劃分有限元網(wǎng)格：Finite Elements/Create/MeshFinite Elements/Create/Mesh/Surface/Quad/ISOMesh/Quad4/Curve List=Surface /Surface/Quad/ISOMesh/Quad4/Curve List=Surface 7:9/Apply7:9/Apply消除重復結(jié)點：消除重復結(jié)點：Finite El

34、ement/Equivalence/All/Tolerance Finite Element/Equivalence/All/Tolerance Cube/Equivalencing Tolerance=0.005/ApplyCube/Equivalencing Tolerance=0.005/Apply檢查板元的法線方向檢查板元的法線方向: :Finite Elements/Verify/Element/Normals/Color Code Finite Elements/Verify/Element/Normals/Color Code Element/Test Control=Displ

35、ay Only/ApplyElement/Test Control=Display Only/Apply從圖中可以看出，網(wǎng)格中單元法線方向不一致。從圖中可以看出，網(wǎng)格中單元法線方向不一致。進一步檢查板元的法線方向進一步檢查板元的法線方向: :Finite Elements/Verify/Element/Normals/Draw Normal Finite Elements/Verify/Element/Normals/Draw Normal Vectors/Test Control=Display Only/ApplyVectors/Test Control=Display Only/Appl

36、y從圖中可以看出，倒角部分單元法線指向外。從圖中可以看出，倒角部分單元法線指向外。調(diào)整板元的法線方向調(diào)整板元的法線方向: :Finite Elements/Verify/Element/Normals/Draw Normal Finite Elements/Verify/Element/Normals/Draw Normal Vectors/Test Control=Reverse Elements/ Guiding Vectors/Test Control=Reverse Elements/ Guiding Element=Element 3620/ApplyElement=Element

37、3620/Apply再次檢查板元的法線方向再次檢查板元的法線方向: :Finite Elements/Verify/Element/Normals/Color Code Finite Elements/Verify/Element/Normals/Color Code Element/Test Control=Display Only/ApplyElement/Test Control=Display Only/Apply從圖中可以看出，網(wǎng)格中單元法線方向一致。從圖中可以看出，網(wǎng)格中單元法線方向一致。在壓邊圈幾何面上創(chuàng)建網(wǎng)格種子點。步驟如下：在壓邊圈幾何面上創(chuàng)建網(wǎng)格種子點。步驟如下：Group

38、/Post/Group/Post/選中選中“binder”/Applybinder”/ApplyFinite Elements/Create/Mesh Seed/Uniform/Number of Finite Elements/Create/Mesh Seed/Uniform/Number of Elements=5/Curve List=Curve 7/Apply Elements=5/Curve List=Curve 7/Apply /Number of Elements=80/Curve List=Surface 10.3/Apply/Number of Elements=80/Cur

39、ve List=Surface 10.3/Apply劃分有限元網(wǎng)格：劃分有限元網(wǎng)格：Finite Elements/Create/MeshFinite Elements/Create/Mesh/Surface/Quad/ISOMesh/Quad4/Curve List=Surface 10/Apply/Surface/Quad/ISOMesh/Quad4/Curve List=Surface 10/Apply消除重復結(jié)點：消除重復結(jié)點：Finite Element/Equivalence/All/Tolerance Finite Element/Equivalence/All/Toleranc

40、e Cube/Equivalencing Tolerance=0.005/ApplyCube/Equivalencing Tolerance=0.005/Apply檢查板元的法線方向檢查板元的法線方向: :Finite Elements/Verify/Element/Normals/Draw Normal Finite Elements/Verify/Element/Normals/Draw Normal Vectors/Test Control=Display Only/ApplyVectors/Test Control=Display Only/Apply從圖中可以看出，網(wǎng)格中單元法線方向

41、一致，指向上。從圖中可以看出，網(wǎng)格中單元法線方向一致，指向上。在板料幾何面上創(chuàng)建網(wǎng)格種子點。步驟如下：在板料幾何面上創(chuàng)建網(wǎng)格種子點。步驟如下：Group/Post/Group/Post/選中選中“plate”/Applyplate”/ApplyFinite Elements/Create/Mesh Seed/UniformFinite Elements/Create/Mesh Seed/Uniform/Number of Elements=40/Curve List=Surface 11:14.4 /Number of Elements=40/Curve List=Surface 11:14.

42、4 11:14.3/Apply11:14.3/Apply劃分有限元網(wǎng)格：劃分有限元網(wǎng)格：Finite Elements/Create/MeshFinite Elements/Create/Mesh/Surface/Quad/ISOMesh/Quad4/Curve List=Surface /Surface/Quad/ISOMesh/Quad4/Curve List=Surface 11:14/Apply11:14/Apply消除重復結(jié)點：消除重復結(jié)點：Finite Element/Equivalence/All/Tolerance Finite Element/Equivalence/All/

43、Tolerance Cube/Equivalencing Tolerance=0.005/ApplyCube/Equivalencing Tolerance=0.005/Apply用用MATRIGMATRIG材料本構(gòu)模型定義凸模的材料特性材料本構(gòu)模型定義凸模的材料特性: :Materials/Create/Isotropic/Manual Input/Material Materials/Create/Isotropic/Manual Input/Material name=rigid_upper/Input Properties/Constitutive name=rigid_upper/I

44、nput Properties/Constitutive Model=Rigid(MATRIG)/ElementModel=Rigid(MATRIG)/ElementType=Shell/Density=7.8E-6/Elastic Modulus=2.1E8/Poisson Type=Shell/Density=7.8E-6/Elastic Modulus=2.1E8/Poisson Ratio=0.3/Ok/ApplyRatio=0.3/Ok/Apply定義凸模的物理特性定義凸模的物理特性: :Properties/Create/2D/Shell/Property Set Properti

45、es/Create/2D/Shell/Property Set Name=upper/Input properties/Material Name=rigid_upper Name=upper/Input properties/Material Name=rigid_upper /Shell Thickness=1./OK/Select Members = /Shell Thickness=1./OK/Select Members = 拾取組拾取組“upper_dieupper_die中的所有幾何面中的所有幾何面/Apply/Apply用用MATRIGMATRIG材料本構(gòu)模型定義凹模的材料特性

46、材料本構(gòu)模型定義凹模的材料特性: :Materials/Create/Isotropic/Manual Input/Material Materials/Create/Isotropic/Manual Input/Material name=rigid_upper/Input Properties/Constitutive name=rigid_upper/Input Properties/Constitutive Model=Rigid(MATRIG)/ElementModel=Rigid(MATRIG)/ElementType=Shell/Density=7.8E-6/Elastic Mo

47、dulus=2.1E8/Poisson Type=Shell/Density=7.8E-6/Elastic Modulus=2.1E8/Poisson Ratio=0.3/Ok/ApplyRatio=0.3/Ok/Apply定義凹模的物理特性定義凹模的物理特性: :Properties/Create/2D/Shell/Property Set Properties/Create/2D/Shell/Property Set Name=upper/Input properties/Material Name=rigid_lower Name=upper/Input properties/Mater

48、ial Name=rigid_lower /Shell Thickness=1./OK/Select Members = /Shell Thickness=1./OK/Select Members = 拾取組拾取組“l(fā)ower_dielower_die中的所有幾何面中的所有幾何面/Apply/Apply用用MATRIGMATRIG材料本構(gòu)模型定義壓邊圈的材料特性材料本構(gòu)模型定義壓邊圈的材料特性: :Materials/Create/Isotropic/Manual Input/Material Materials/Create/Isotropic/Manual Input/Material n

49、ame=rigid_upper/Input Properties/Constitutive name=rigid_upper/Input Properties/Constitutive Model=Rigid(MATRIG)/ElementModel=Rigid(MATRIG)/ElementType=Shell/Density=7.8E-6/Elastic Modulus=2.1E8/Poisson Type=Shell/Density=7.8E-6/Elastic Modulus=2.1E8/Poisson Ratio=0.3/Initial Vel. Of CG(Vy)=-1000./O

50、k/ApplyRatio=0.3/Initial Vel. Of CG(Vy)=-1000./Ok/Apply定義壓邊圈的物理特性定義壓邊圈的物理特性: :Properties/Create/2D/Shell/Property Set Properties/Create/2D/Shell/Property Set Name=binder/Input properties/Material Name=binder/Input properties/Material Name=rigid_binder/Shell Thickness=1./OK/Select Members Name=rigid_

51、binder/Shell Thickness=1./OK/Select Members = = 拾取組拾取組“binderbinder中的所有幾何面中的所有幾何面/Apply/Apply用用SHEETMATSHEETMAT材料本構(gòu)模型定義板料的材料特性材料本構(gòu)模型定義板料的材料特性: :Materials/Create/3d Orthotropic/Manual Input/Material Materials/Create/3d Orthotropic/Manual Input/Material name=metal/Input Properties/Constitutive name=me

52、tal/Input Properties/Constitutive Model=Sheetmaterial(SHEEETMAT)/Elasticity Model=Sheetmaterial(SHEEETMAT)/Elasticity Type=Isotropic/Yield Criterion Type=Normal Type=Isotropic/Yield Criterion Type=Normal Anisotropic/Hardening Rule Type=Normal Anisotropic Anisotropic/Hardening Rule Type=Normal Anisot

53、ropic /Density=8.413E-4/Elastic Modulus=1.E8/Poisson /Density=8.413E-4/Elastic Modulus=1.E8/Poisson Ratio=0.33/X-Coord. of rolling direction=1./Y-Coord. Ratio=0.33/X-Coord. of rolling direction=1./Y-Coord. of rolling direction=0./Z-Coord. of rolling of rolling direction=0./Z-Coord. of rolling direct

54、ion=0./a=0./b=895000./c=0.000294/N=0.412/R0=0.85direction=0./a=0./b=895000./c=0.000294/N=0.412/R0=0.85/Apply/Apply定義板料的物理特性定義板料的物理特性: :Properties/Create/2D/Shell/Property Set Properties/Create/2D/Shell/Property Set Name=plate/Input properties/Material Name=metal/Shell Name=plate/Input properties/Mat

55、erial Name=metal/Shell Thickness=0.7/OK/Select Members = Thickness=0.7/OK/Select Members = 拾取組拾取組“plateplate中的中的所有幾何面所有幾何面/Apply/Apply下面定義工件剛性體的約束、強迫運動以及載荷。下面定義工件剛性體的約束、強迫運動以及載荷。為了定義凸模的速度為了定義凸模的速度- -時間歷程，用時間歷程，用“場定義一個時間函數(shù)：場定義一個時間函數(shù)：Fields/Field Name=upper_die_velocity/Time/Input Data/(0 Fields/Field

56、 Name=upper_die_velocity/Time/Input Data/(0 0);(1.E-3 0);(2.E-3 4.E3);(11.E-3 4.E3);(12.E-3 0); 0);(1.E-3 0);(2.E-3 4.E3);(11.E-3 4.E3);(12.E-3 0); (1 0)/OK/Apply(1 0)/OK/Apply凹模的固定：凹模的固定：Loads/BCs/Create/Rigid Body Object/New Set Loads/BCs/Create/Rigid Body Object/New Set Name=rigid_lower/Input Dat

57、a /Select Rigid Name=rigid_lower/Input Data /Select Rigid Material=rigid_lower /Material=rigid_lower /選中選中UX UY UZ RX RY RZ/Select UX UY UZ RX RY RZ/Select Application Region/Application Region/點擊鼠標任選板上一結(jié)點點擊鼠標任選板上一結(jié)點/OK/Apply/OK/Apply定義凸模在三個轉(zhuǎn)動方向的約束以及在定義凸模在三個轉(zhuǎn)動方向的約束以及在X X、Z Z方向的平動的約束，方向的平動的約束，在在-Y-Y方

58、向的強迫運動：方向的強迫運動：Loads/BCs/Create/Rigid Body Object/New Set Loads/BCs/Create/Rigid Body Object/New Set Name=rigid_upper/Input Data/Select Rigid Name=rigid_upper/Input Data/Select Rigid Material=rigid_upper/Material=rigid_upper/選中選中UX UZ RX RY RZ/Enforced Transl. UX UZ RX RY RZ/Enforced Transl. Vel. Ve

59、ctor=/Time Dependence=Vel. Vector=/Time Dependence=在在“Time Dependent Time Dependent FieldsFields框中選中框中選中“upper_die_velocity”/Select upper_die_velocity”/Select Application Region/Application Region/點擊鼠標任選板上一結(jié)點點擊鼠標任選板上一結(jié)點/OK/Apply/OK/Apply定義壓邊圈在三個轉(zhuǎn)動方向的約束以及在定義壓邊圈在三個轉(zhuǎn)動方向的約束以及在X X、Z Z方向的平動方向的平動的約束，在的約束，在

60、-Y-Y方向的壓邊力：方向的壓邊力：Loads/BCs/Create/Rigid Body Object/New Set Loads/BCs/Create/Rigid Body Object/New Set Name=binder/Input Data/Select Rigid Name=binder/Input Data/Select Rigid Material=binder/Material=binder/選中選中UX UZ RX RY RZ/Enforced Transl. UX UZ RX RY RZ/Enforced Transl. Vel. Vector=/Force Vecto