1、練習(xí) 8A軸承座,001289 30 Nov 1999 W8-2,軸承座,問題描述 將上面練習(xí)中生成的軸承座模型劃分網(wǎng)格。 同時使用自由網(wǎng)格劃分和自動掃描功能。,001289 30 Nov 1999 W8-3,軸承座,1.進(jìn)入ANSYS，工作路徑為缺省，工作文件名為 “p-block-mesh”。 2.讀入 “p-block.db” 數(shù)據(jù)庫文件或 p-block.db1： Utility Menu File Resume from Select the “p-block.db” (or the “p-block.db1”) database file, then OK Or issue: RE

2、SUME,p-block,db (or RESUME,p-block,db1) 3.進(jìn)入前處理器并指定單元類型為 SOLID95: Main Menu Preprocessor Element Type Add/Edit/Delete Add . Choose “Structural Solid” and “Brick 20node 95”, then OK Close Or issue: /PREP7 ET,1,SOLID95,001289 30 Nov 1999 W8-4,軸承座,4.激活智能網(wǎng)格劃分器并使用四面體單元自由劃分網(wǎng)格: Main Menu Preprocessor MeshT

3、ool Activate “Smart Size” Set Smart Size level to 4 Mesh Pick All Close Or issue: SMRT,4 MSHAPE,1,3D MSHKEY,0 VMESH,ALL 5.存儲劃分好網(wǎng)格的模型: Utility Menu File Save as Enter “p-block-mesh-free.db” as the database name, then OK Or issue: SAVE,p-block-mesh-free,db,001289 30 Nov 1999 W8-5,軸承座,6.掃描劃分模型: 6a.清除自由

4、網(wǎng)格: Main Menu Preprocessor MeshTool Clear Pick All Utility Menu Plot Volumes Or issue: VCLEAR,ALL VPLOT,001289 30 Nov 1999 W8-6,軸承座,6b.將軸承座基礎(chǔ)分成兩部分以便用掃描劃分網(wǎng)格: Utility Menu WorkPlane Align WP with Keypoints + Pick the three keypoints displayed in the graphics window below, then OK Main Menu Preprocesso

5、r -Modeling- Operate -Booleans- Divide Volu by WrkPlane + Pick the base volume, then OK Utility Menu WorkPlane Display Working Plane Utility Menu Plot Volumes Or issue: KWPLAN,-1, 12, 14, 11 VSBW,7 WPSTYLE VPLOT,001289 30 Nov 1999 W8-7,軸承座,6c.對于不能掃描的體激活“tet-mesh”選項(xiàng): Main Menu Preprocessor -Meshing-

6、Mesh -Volume Sweep- Sweep Opts . Select “Tet mesh in nonsweepable volumes”, then OK Or issue: EXTOPT,VSWE,TETS,ON 6d.將smartsize打到4并設(shè)置總體單元尺寸為0.125，然后掃描劃分模型: Main Menu Preprocessor MeshTool Pick Set under Size Controls: Global Set SIZE = 0.125, then OK Select “Hex” and “Sweep”, and leave the default “

7、Auto Src/Trg” setting active Sweep Pick All Yes - to mesh volume 6 with tetrahedra elements Or issue: SMRT,2 VSWEEP,ALL,001289 30 Nov 1999 W8-8,軸承座,6e.存儲劃分好的模型: Utility Menu File Save as Enter “p-block-mesh-sweep.db” as the database name, then OK Or issue: SAVE,p-block-mesh-sweep,db,練習(xí) 8B連桿,001289 3

8、0 Nov 1999 W8-10,連桿,問題描述 劃分以前生成的連桿模型。 然后拉伸面形成 3-D 網(wǎng)格。,001289 30 Nov 1999 W8-11,連桿,1.進(jìn)入ANSYS，工作路徑為缺省，工作文件名為 “c-rod-mesh”。 或 清除 ANSYS數(shù)據(jù)庫并將工作文件名改變?yōu)椤癱-rod-mesh”: Utility Menu File Clear & Start New . Utility Menu File Change Jobname . 2. 讀入 “c-rod.db” 文件或c-rod.db1： Utility Menu File Resume from Select t

9、he “c-rod.db” (or “c-rod.db1”) database file, then OK Or issue: RESUME,c-rod,db (or RESUME,c-rod,db1) 3.進(jìn)入前處理器并選擇單元類型 PLANE82: Main Menu Preprocessor Element Type Add/Edit/Delete Add . Choose “Structural Solid” and “Quad 8node 82”, then OK Close Or issue: /PREP7 ET,1,PLANE82,001289 30 Nov 1999 W8-12

10、,連桿,4.設(shè)置單元大小為 0.2 并自由劃分網(wǎng)格: Main Menu Preprocessor MeshTool Pick Set under Size Controls: Global SIZE = 0.2 OK Mesh Pick All Or issue: ESIZE,0.2 MSHAPE,0,2D MSHKEY,0 AMESH,ALL 5.存儲模型: Utility Menu File Save as Enter “c-rod-mesh-quad.db” as the database name, then OK Or issue: SAVE,c-rod-mesh-quad,db,

11、001289 30 Nov 1999 W8-13,連桿,6.將劃分好網(wǎng)格的面延伸為 3D 塊單元模型: 6a.添加 3-D 塊單元: Main Menu Preprocessor Element Type Add/Edit/Delete Add . Choose “Structural Solid” and “Brick 20node 95”, then OK Close Or issue: ET,2,SOLID95 6b.設(shè)置延伸方向的分段數(shù)并拉伸面: Main Menu Preprocessor -Modeling- Operate Extrude Elem Ext Opts . VAL1

12、 = 3 OK Main Menu Preprocessor -Modeling- Operate Extrude -Areas- Along Normal + Pick area number 2, then OK DIST = 0.5, then OK Or issue: EXTOPT,ESIZE,3 VOFFST,2,0.5,001289 30 Nov 1999 W8-14,連桿,6c.刪除 2-D PLANE82 單元: Main Menu Preprocessor MeshTool . Select “Areas” under Mesh: Clear Pick All Or issu

13、e: ACLEAR,ALL 7.改變視角: Utility Menu PlotCtrls Pan, Zoom, Rotate ISO Or issue: /VIEW,1,1,1,1 EPLOT,001289 30 Nov 1999 W8-15,連桿,8.存儲劃分好網(wǎng)格的模型: Utility Menu File Save as Enter “c-rod-mesh-brick.db” as the database name, then OK Or issue: SAVE,c-rod-mesh-brick,db,001289 30 Nov 1999 W8-16,連桿,9.重新開始練習(xí)并用MESH

14、200代替 PLANE82 單元。使用MESH200單元就省去了刪除2-D單元的步驟 : 9a.讀入 “c-rod.db” 數(shù)據(jù)庫文件或 c-rod.db1: Utility Menu File Resume from Select the “c-rod.db” (or “c-rod.db1”) database file, then OK Or issue: RESUME,c-rod,db (or RESUME,c-rod,db1) 9b.進(jìn)入前處理器并選擇單元類型 MESH200 ，設(shè)置 keyopt(1)=“QUAD 8-NODE”: Main Menu Preprocessor Ele

15、ment Type Add/Edit/Delete Add . Choose “Not Solved” and “Mesh Facet 200”, then OK Options . Set K1 to “QUAD 8-NODE”, then OK Close Or issue: /PREP7 ET,1,MESH200 KEYOPT,1,1,7,001289 30 Nov 1999 W8-17,連桿,9c.設(shè)置單元大小為 0.2 并自由劃分面: Main Menu Preprocessor MeshTool Pick Set under Size Controls: Global SIZE =

16、 0.2 OK Mesh Pick All Or issue: ESIZE,0.2 MSHAPE,0,2D MSHKEY,0 AMESH,ALL 9d.定義單元類型 2 為 SOLID95: Main Menu Preprocessor Element Type Add/Edit/Delete Add . Choose “Structural Solid” and “Brick 20node 95”, then OK Close Or issue: ET,2,SOLID95,001289 30 Nov 1999 W8-18,連桿,9e.設(shè)置面延伸方向上的分段數(shù): Main Menu Prepr

17、ocessor -Modeling- Operate Extrude Elem Ext Opts . VAL1 = 3 OK Main Menu Preprocessor -Modeling- Operate Extrude -Areas- Along Normal + Pick area number 2, then OK DIST = 0.5, then OK Or issue: EXTOPT,ESIZE,3 VOFFST,2,0.5 9f.改變視角: Utility Menu PlotCtrls Pan, Zoom, Rotate ISO Or issue: /VIEW,1,1,1,1

18、EPLOT,001289 30 Nov 1999 W8-19,連桿,9g.Save 存儲劃分好網(wǎng)格的模型: Utility Menu File Save as Enter “c-rod-mesh-brick2.db” as the database name, then OK Or issue: SAVE,c-rod-mesh-brick2,db,001289 30 Nov 1999 W8-20,連桿,10.使用VSWEEP 生成 3-D 塊網(wǎng)格 : 10a. 讀入 “c-rod.db” 或 c-rod.db1: Utility Menu File Resume from Select the

19、 “c-rod.db” (or “c-rod.db1”) database file, then OK Or issue: RESUME,c-rod,db (or RESUME,c-rod,db1) 10b. 進(jìn)入前處理器并指定單元類型為 SOLID95: Main Menu Preprocessor Element Type Add/Edit/Delete Add . Choose “Structural Solid” and “Brick 20node 95”, then OK Close Or issue: /PREP7 ET,1,SOLID95,001289 30 Nov 1999 W

20、8-21,連桿,10c. 延伸面生成體: Main Menu Preprocessor -Modeling- Operate Extrude -Areas- Along Normal + Pick area number 2, then OK DIST = 0.5, then OK Or issue: VOFFST,2,0.5 10d. 改變視角: Utility Menu PlotCtrls Pan, Zoom, Rotate ISO Or issue: /VIEW,1,1,1,1 VPLOT,001289 30 Nov 1999 W8-22,連桿,10e. 使用 VSWEEP掃描劃分體:

21、Main Menu Preprocessor MeshTool . Pick Set under Size Controls: Global SIZE = 0.2 OK Select “Hex” and “Sweep”, and leave the default “Auto Src/Trg” setting Sweep Pick All Or issue: ESIZE,0.2 VSWEEP,ALL,001289 30 Nov 1999 W8-23,連桿,10f.存儲模型: Utility Menu File Save as Enter “c-rod-mesh-sweep.db” as the

22、 database name, then OK Or issue: SAVE,c-rod-mesh-sweep,db,練習(xí)8C開口銷,001289 30 Nov 1999 W8-25,開口銷,問題描述 使用掃描功能劃分開口銷模型。數(shù)據(jù)庫中已經(jīng)定義的3-D單元類型 (SOLID95) 并定義了一部分分段數(shù)。,001289 30 Nov 1999 W8-26,開口銷,1.進(jìn)入ANSYS，工作路徑為缺省，工作文件名為 “cotter-pin” 。 或 清除 ANSYS數(shù)據(jù)庫并改變工作文件名為 “cotter-pin”: Utility Menu File Clear & Start New . Ut

23、ility Menu File Change Jobname . 2.讀入 “cotter.db1” : Utility Menu File Resume from Select the “cotter.db1” database file, then OK Or issue: RESUME,cotter,db1 3.進(jìn)入求解器并打開 MeshTool: Main Menu Preprocessor MeshTool Select “Hex” and “Sweep”, and leave the default “Auto Src/Trg” setting active Sweep Pick

24、All Or issue: VSWEEP,ALL,001289 30 Nov 1999 W8-27,開口銷,001289 30 Nov 1999 W8-28,開口銷,4.定義源面和目標(biāo)面上的分段數(shù): Utility Menu Plot Areas Main Menu Preprocessor -Meshing- Size Cntrls -ManualSize- -Areas- Picked Areas + Pick the two areas displayed in the graphics window below, then OK SIZE = 0.01 OK Or issue: APL

25、OT AESIZE,21,0.01 AESIZE,40,0.01,001289 30 Nov 1999 W8-29,開口銷,5.重新使用 VSWEEP劃分網(wǎng)格: Main Menu Preprocessor MeshTool Select “Hex” and “Sweep”, and leave the default “Auto Src/Trg” setting active Sweep Pick All OK Or issue: VSWEEP,ALL,001289 30 Nov 1999 W8-30,開口銷,6.存儲模型: Utility Menu File Save as Enter “

26、cotter-pin-mesh.db” as the database name, then OK Or issue: SAVE,cotter-pin-mesh,db,練習(xí)8D輪轂,001289 30 Nov 1999 W8-32,輪轂,問題描述 劃分下面的模型，混合使用自由和映射劃分方法劃分網(wǎng)格。,001289 30 Nov 1999 W8-33,輪轂,1.進(jìn)入ANSYS，工作路徑為缺省，工作文件名為 “wheelb-3d” 或 清除 ANSYS 數(shù)據(jù)庫并將工作文件名改變?yōu)?“wheelb-3d”: Utility Menu File Clear & Start New . Utility

27、Menu File Change Jobname . 2.讀入 “wheelb.db1” : Utility Menu File Resume from Select the “wheelb.db1” database file, then OK Or issue: RESUME,wheelb,db1 3.進(jìn)入前處理器并用工作平面分割體: Main Menu Preprocessor -Modeling- Operate -Booleans- Divide Volu by WrkPlane + Pick All Utility Menu Plot Volumes Or issue: /PREP

28、7 VSBW,1 VPLOT,001289 30 Nov 1999 W8-34,輪轂,4.將工作平面平移到關(guān)鍵點(diǎn) 19: Utility Menu WorkPlane Offset WP to Keypoints + Select keypoint number 19 as shown in the graphics window below, then OK Or issue: KWPAVE,19,001289 30 Nov 1999 W8-35,輪轂,5.用工作平面分割體: Main Menu Preprocessor -Modeling- Operate -Booleans- Divid

29、e Volu by WrkPlane + Pick All Utility Menu Plot Volumes Or issue: VSBW,4 VPLOT,001289 30 Nov 1999 W8-36,輪轂,6.關(guān)閉工作平面并設(shè)置全局單元大小為 0.25: Utility Menu WorkPlane Display Working Plane Main Menu Preprocessor MeshTool Pick Set under Size Controls: Global SIZE = 0.25 OK Or issue: WPSTYLE ESIZE,0.25 7.將外面的四個體劃分為 SOLID45 單元 (TYPE 1): Main Menu Preprocessor MeshTool Select “Hex” and “Mapped” under Shape: Mesh Pick the four outer volumes (vol. numbers 1, 2, 3, and 5) OK Or issue: MSHAPE,0,3D MSHKEY,1 VMESH,1,3,1 VMESH,5,001289 30 Nov 1999 W8-37,輪轂,001289 30 Nov 1999 W8-38,8D. Meshin