建模練習(xí)_軸承座

1、Training Manual實(shí)體建模實(shí)體建模: 自上而下自上而下INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual說(shuō)明說(shuō)明建立軸承座的建立軸承座的1/2對(duì)稱(chēng)對(duì)稱(chēng)實(shí)體模型。實(shí)體模型。以以p-block.db 文件名保文件名保存數(shù)據(jù)庫(kù)文件存數(shù)據(jù)庫(kù)文件Counterbore1.0R, 0.1875 deepBase6 x 3 x 1Web, 0.15 thickAll dimensions in inches1.75Four 0.75D holes,0.75 offsetfrom cornerBushing, 0.

2、85RBracket1.5R, 0.75 thickINTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual1.按教師指定的工作目錄，用按教師指定的工作目錄，用“p-block”作為作業(yè)名，作為作業(yè)名， 進(jìn)入進(jìn)入 ANSYS2.打開(kāi)等軸視圖方位打開(kāi)等軸視圖方位:按按ISO或用命令或用命令:/VIEW,1,1,1,13.創(chuàng)建軸承座的基礎(chǔ)創(chuàng)建軸承座的基礎(chǔ) :Main Menu Preprocessor Modeling Create Volumes Block By Dimensions輸入輸入 X1 = 0, X2 =

3、 3, Y1 = 0, Y2 = 1, Z1 = 0, Z2 = 3,然后按然后按OK或用命令或用命令:/PREP7BLOCK,0,3,0,1,0,3 INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual4.將工作平面移到將工作平面移到 X=2.25, Y=1.25, Z=.75:Utility Menu WorkPlane Offset WP by Increments 設(shè)置設(shè)置 X,Y,Z Offsets = 2.25, 1.25, 0.75設(shè)置設(shè)置XY, YZ, ZX Angles = 0, -90, 0,

4、 然后按然后按 OK或用命令或用命令:WPOFF, 2.25, 1.25, 0.75WPROT, 0, -90, 0INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual5.創(chuàng)建直徑為創(chuàng)建直徑為0.75 英寸深度為英寸深度為-1.5 英寸的圓柱英寸的圓柱 :Main Menu Preprocessor Modeling Create Volumes Cylinder Solid Cylinder輸入輸入Radius = 0.75/2輸入輸入Depth = -1.5, 然后按然后按 OK或用命令或用命令:CYL4,

5、, ,0.75/2, , , ,-1.56.將圓柱考貝到將圓柱考貝到DZ=1.5的新位置的新位置 :Main Menu Preprocessor Modeling Copy Volumes +拾取柱體拾取柱體 (體號(hào)體號(hào) 2),按按 OKDZ = 1.5, 按按 OK或用命令或用命令:VGEN,2,2, , , , ,1.5, ,0INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual7.從軸承座基礎(chǔ)中挖出兩個(gè)圓孔從軸承座基礎(chǔ)中挖出兩個(gè)圓孔:Main Menu Preprocessor Modeling Opera

6、te Booleans Subtract Volumes拾取軸承座基礎(chǔ)的體拾取軸承座基礎(chǔ)的體 (體體 1), 按按 OK拾取兩個(gè)圓柱體拾取兩個(gè)圓柱體 (體體 2 和體和體3), 然后按然后按 OK或用命令或用命令:VSBV, 1, ALLINTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual8.在整體坐標(biāo)系中改變工作平面的相對(duì)位置在整體坐標(biāo)系中改變工作平面的相對(duì)位置:Utility Menu WorkPlane Align WP with Global Cartesian或用命令或用命令:WPCSYS,-1,0VP

7、LOT9.創(chuàng)建套筒托架的基礎(chǔ)創(chuàng)建套筒托架的基礎(chǔ):Main Menu Preprocessor Modeling Create Volumes Block By 2 Corners & ZWP X = 0WP Y = 1Width = 1.5Height = 1.75Depth = 0.75, then OK或用命令或用命令:BLC4,0,1,1.5,1.75,0.7510.將工作平面移到套筒托架的正面將工作平面移到套筒托架的正面:Utility Menu WorkPlane Offset WP to Keypoints +拾取正面左角頂部的關(guān)鍵點(diǎn)拾取正面左角頂部的關(guān)鍵點(diǎn),按按 OK或用

8、命令或用命令:KWPAVE, 16INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual11.創(chuàng)建套筒托架的拱創(chuàng)建套筒托架的拱:Main Menu Preprocessor Modeling Create Volumes Cylinder Partial Cylinder輸入輸入WP X = 0輸入輸入WP Y = 0輸入輸入Rad-1 = 0輸入輸入Theta-1 = 0輸入輸入Rad-2 = 1.5輸入輸入Theta-2 = 90輸入輸入Depth = -0.75, 然后按然后按 OK或用命令或用命令:CYL4

9、,0,0,0,0,1.5,90,-0.75INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual12.通過(guò)套筒托架的孔創(chuàng)建圓柱通過(guò)套筒托架的孔創(chuàng)建圓柱:Main Menu Preprocessor Modeling Create Volumes Cylinder Solid CylinderWP X = 0WP Y = 0Radius = 1Depth = -0.1875,然后按然后按 ApplyWP X = 0WP Y = 0Radius = 0.85Depth = -2, 然后按然后按 OK或執(zhí)行或執(zhí)行:CYL

10、4,0,0,1, , , ,-0.1875CYL4,0,0,0.85, , , ,-2 Counterbore Through holeINTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual13.挖掉兩個(gè)圓柱，形成軸承座和套筒的孔挖掉兩個(gè)圓柱，形成軸承座和套筒的孔:Main Menu Preprocessor Modeling Operate Booleans Subtract Volumes拾取兩個(gè)形成套筒托架拱和基礎(chǔ)的體拾取兩個(gè)形成套筒托架拱和基礎(chǔ)的體按按Apply拾取軸承座柱拾取軸承座柱按按Apply拾取同樣

11、的兩個(gè)基礎(chǔ)的體拾取同樣的兩個(gè)基礎(chǔ)的體按按Apply拾取通過(guò)孔的圓柱拾取通過(guò)孔的圓柱按按OK14.合并相同的關(guān)鍵點(diǎn)合并相同的關(guān)鍵點(diǎn):Main Menu Preprocessor Numbering Ctrls Merge Items設(shè)置標(biāo)號(hào)設(shè)置標(biāo)號(hào) “Keypoints”,然后按然后按 OK或用命令或用命令:NUMMRG,KPArch and Base of Bushing BracketINTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual15. 創(chuàng)建腹板創(chuàng)建腹板:15a. 在基礎(chǔ)正面頂邊的中間建立一個(gè)關(guān)鍵點(diǎn)在基礎(chǔ)

12、正面頂邊的中間建立一個(gè)關(guān)鍵點(diǎn):Main Menu Preprocessor Modeling Create Keypoints KP between KPs在基礎(chǔ)上拾取兩個(gè)位于正上方拐角處的關(guān)鍵點(diǎn)，按在基礎(chǔ)上拾取兩個(gè)位于正上方拐角處的關(guān)鍵點(diǎn)，按 OKRATI = 0.5, 然后按然后按OK或用命令或用命令:KBETW,7,8,0,RATI,0.51st Keypoint1st Keypoint2st KeypointINTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual15b.創(chuàng)建三角形面創(chuàng)建三角形面:Main M

13、enu Preprocessor Modeling Create Areas Arbitrary Through KPs在軸承座基礎(chǔ)和套筒托架基礎(chǔ)相交的位置，拾取第一個(gè)關(guān)鍵點(diǎn)在軸承座基礎(chǔ)和套筒托架基礎(chǔ)相交的位置，拾取第一個(gè)關(guān)鍵點(diǎn) X=1.5在拱表面底部和套筒托架基礎(chǔ)相交的位置，拾取第二個(gè)關(guān)鍵點(diǎn)在拱表面底部和套筒托架基礎(chǔ)相交的位置，拾取第二個(gè)關(guān)鍵點(diǎn) X=1.5拾取在拾取在14a步驟中建立的位于步驟中建立的位于X=1.5, Y=1, Z=3的第三個(gè)關(guān)鍵點(diǎn)的第三個(gè)關(guān)鍵點(diǎn)按按Ok或用命令或用命令:A,14,15,91st Keypoint3rd Keypoint2nd KeypointINTRODUC

14、TION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual15c.沿面的法線方向拉伸面沿面的法線方向拉伸面:Main Menu Preprocessor Modeling Operate Extrude Areas Along Normal拾取在步驟拾取在步驟14b中建立的三角形面中建立的三角形面,按按 OK輸入輸入DIST = -0.15, 然后按然后按OK或用命令或用命令:VOFFST,3,-0.15INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manua

15、l16.組合體組合體: Main Menu Preprocessor Modeling Operate Booleans Glue Volumes拾取拾取Pick All或用命令或用命令:VGLUE,ALL17.打開(kāi)體號(hào)的顯示開(kāi)關(guān)，畫(huà)體打開(kāi)體號(hào)的顯示開(kāi)關(guān)，畫(huà)體:Utility Menu PlotCtrls Numbering 設(shè)置設(shè)置 Volume numbers選項(xiàng)為選項(xiàng)為 on, 按按 OK或用命令或用命令:/PNUM,VOLU,1VPLOT18.保存數(shù)據(jù)庫(kù)，退出保存數(shù)據(jù)庫(kù)，退出 ANSYS:Pick the “SAVE_DB” button in the ToolbarPick the

16、“QUIT” button in the Toolbar選擇選擇 “Quit - No Save!”按按OK 或用命令或用命令:FINISH/EXIT,ALLTraining Manual實(shí)體建模實(shí)體建模: 由下而上由下而上INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual說(shuō)明說(shuō)明用由下而上建模用由下而上建模技術(shù)，建立連桿技術(shù)，建立連桿幾何模型。幾何模型。6.52.50.51.80.31.0R1.4R0.4R0.7R45oSpline through six control pointsCLCLCrank pi

17、n endWrist pin endAll dimensions in inches45o0.280.40.334.754.03.25INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual1.按教師指定的工作目錄，用按教師指定的工作目錄，用“c-rod” 作為作業(yè)名，進(jìn)入作為作業(yè)名，進(jìn)入ANSYS。2.創(chuàng)建兩個(gè)圓形面創(chuàng)建兩個(gè)圓形面:Main Menu Preprocessor Modeling Create Areas Circle By Dimensions輸入輸入RAD1 = 1.4輸入輸入RAD2 = 1輸入

18、輸入THETA1 = 0輸入輸入THETA2 = 180, 然后選擇然后選擇Apply輸入輸入THETA1 = 45, 然后選擇然后選擇OK或用命令或用命令:/PREP7PCIRC,1.4,1,0,180 PCIRC,1.4,1,45,1803.打開(kāi)打開(kāi) 面號(hào)面號(hào):Utility Menu PlotCtrls Numbering .設(shè)置面號(hào)為設(shè)置面號(hào)為 “on”, 然后選擇然后選擇OK或用命令或用命令:/PNUM,AREA,1APLOTINTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual4.創(chuàng)建兩個(gè)矩形面創(chuàng)建兩個(gè)

19、矩形面:Main Menu Preprocessor Modeling Create Areas Rectangle By Dimensions輸入輸入X1 = -0.3, X2 = 0.3, Y1 = 1.2, Y2 = 1.8, 然后選擇然后選擇Apply輸入輸入X1 = -1.8, X2 = -1.2, Y1 = 0, Y2 = 0.3, 然后選擇然后選擇OK或用命令或用命令:RECTNG,-0.3,0.3,1.2,1.8RECTNG,-1.8,-1.2,0,0.35.平移工作面位置平移工作面位置(X=6.5):Utility Menu WorkPlane Offset WP to XY

20、Z Locations +回車(chē)后在輸入窗口輸入回車(chē)后在輸入窗口輸入 6.5 ， OK或用命令或用命令:Or issue:WPAVE,6.5INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual6.再創(chuàng)建兩個(gè)圓形面再創(chuàng)建兩個(gè)圓形面:Main Menu Preprocessor Modeling Create Areas Circle By Dimensions輸入輸入RAD1 = 0.7輸入輸入RAD2 = 0.4輸入輸入THETA1 = 0輸入輸入THETA2 = 180, 然后選擇然后選擇Apply輸入輸入THE

21、TA2 = 135, 然后選擇然后選擇OK或用命令或用命令:PCIRC,0.7,0.4,0,180 PCIRC,0.7,0.4,0,135INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual7.在每一組面上分別進(jìn)行布爾操作在每一組面上分別進(jìn)行布爾操作:Main Menu Preprocessor Modeling Operate Booleans Overlap Areas先選擇左邊的一組面先選擇左邊的一組面, 然后選擇然后選擇Apply再選擇右邊的一組面再選擇右邊的一組面, 然后選擇然后選擇OK或用命令或用命令

22、:AOVLAP,1,2,3,4AOVLAP,5,6INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual8.定義四個(gè)新的關(guān)鍵點(diǎn)定義四個(gè)新的關(guān)鍵點(diǎn):Main Menu Preprocessor Modeling Create Keypoints In Active CS第一關(guān)鍵點(diǎn)第一關(guān)鍵點(diǎn), X=2.5, Y=0.5, 然后選擇然后選擇Apply第二關(guān)鍵點(diǎn)第二關(guān)鍵點(diǎn), X=3.25, Y=0.4, 然后選擇然后選擇Apply第三關(guān)鍵點(diǎn)第三關(guān)鍵點(diǎn), X=4, Y=0.33, 然后選擇然后選擇Apply第四關(guān)鍵點(diǎn)第四關(guān)鍵

23、點(diǎn), X=4.75, Y=0.28, 然后選擇然后選擇OK或用命令或用命令:K, ,2.5,0.5K, ,3.25,0.4K, ,4.0,0.33K, ,4.75,0.289.激活整體柱坐標(biāo)系激活整體柱坐標(biāo)系:Utility Menu WorkPlane Change Active CS to Global Cylindrical或用命令或用命令:CSYS,1INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual10. 創(chuàng)建一條線（由一系列關(guān)鍵點(diǎn)擬合一條樣條曲線）創(chuàng)建一條線（由一系列關(guān)鍵點(diǎn)擬合一條樣條曲線）:Mai

24、n Menu Preprocessor Modeling Create Lines Splines With Options Spline thru KPs順序拾取如圖形窗口所示的六個(gè)關(guān)鍵點(diǎn)順序拾取如圖形窗口所示的六個(gè)關(guān)鍵點(diǎn), 然后選擇然后選擇OK1st kp6th kp3rd kp5th kp2nd kp4th kpINTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual10. (續(xù)續(xù)): 輸入輸入XV1 = 1 (總體柱坐標(biāo)系，關(guān)鍵點(diǎn)總體柱坐標(biāo)系，關(guān)鍵點(diǎn) 1 處的半徑處的半徑)YV1 = 135 (總體柱坐標(biāo)系，

25、關(guān)鍵點(diǎn)總體柱坐標(biāo)系，關(guān)鍵點(diǎn) 1 處的角度處的角度)XV6 = 1 (總體柱坐標(biāo)系，關(guān)鍵點(diǎn)總體柱坐標(biāo)系，關(guān)鍵點(diǎn) 6 處的半徑處的半徑)YV6 = 45 (總體柱坐標(biāo)系，關(guān)鍵點(diǎn)總體柱坐標(biāo)系，關(guān)鍵點(diǎn) 6 處的角度處的角度)按按OK或用命令或用命令:BSPLIN,5,6,7,21,24,22,1,135,1,45INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual11.通過(guò)關(guān)鍵點(diǎn)通過(guò)關(guān)鍵點(diǎn)1和和18創(chuàng)建一條直線創(chuàng)建一條直線 :Main Menu Preprocessor Modeling Create Lines Lin

26、es Straight Line拾取圖形窗口所示的兩個(gè)關(guān)鍵點(diǎn)拾取圖形窗口所示的兩個(gè)關(guān)鍵點(diǎn), 然后選擇然后選擇OK或用命令或用命令:LSTR, 1, 181st kp2nd kpINTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual12.打開(kāi)線號(hào)，顯示線打開(kāi)線號(hào)，顯示線:Utility Menu PlotCtrls Numbering .設(shè)置設(shè)置 Line numbers為為 “on”, 然后選擇然后選擇OKUtility Menu Plot Lines或用命令或用命令:/PNUM,LINE,1LPLOT13.以以6

27、號(hào)、號(hào)、1號(hào)、號(hào)、7號(hào)、號(hào)、25號(hào)線為邊界創(chuàng)建一個(gè)新面號(hào)線為邊界創(chuàng)建一個(gè)新面:Main Menu Preprocessor Modeling Create Areas Arbitrary By Lines拾取四條線拾取四條線 (6, 1, 7, 和和 25), 然后選擇然后選擇OK或用命令或用命令:AL, 6, 1, 7, 25INTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual14.放大連桿左邊部分放大連桿左邊部分:Use the Zoom Model Icon in the Model Control Too

28、lbarINTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual15.創(chuàng)建線與線的倒角創(chuàng)建線與線的倒角:Main Menu Preprocessor Modeling Create Lines Line Fillet拾取線拾取線 36 和和 40, 然后選擇然后選擇Apply輸入輸入RAD = .25, 然后選擇然后選擇Apply拾取線拾取線 40和和 31, 然后選擇然后選擇Apply按按Apply拾取線拾取線 30和和 39, 然后選擇然后選擇OK按按OKUtility Menu Plot Lines或用命令或用

29、命令:LFILLT,36,40,0.25LFILLT,40,31,0.25LFILLT,30,39,0.25LPLOTINTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual16.以倒角線為邊界，創(chuàng)建新面以倒角線為邊界，創(chuàng)建新面:Main Menu Preprocessor Modeling Create Areas Arbitrary By Lines拾取線拾取線 12, 10, 和和 13, 然后選擇然后選擇Apply拾取線拾取線 17, 15, 和和19, 然后選擇然后選擇Apply拾取線拾取線 23, 21, 和和24, 然后選擇然后選擇OKUtility Menu Plot Areas或用命令或用命令:AL, 12, 10, 13AL, 17, 15, 19AL, 23, 21, 24APLOTINTRODUCTION TO ANSYS 11.0INTRODUCTION TO ANSYS 11.0Training Manual17.把所有的面加起來(lái)把所有的面加起來(lái):Main Menu Preprocessor Modeling Operate Booleans Add Areas拾取拾取Pick All或用命令或用命令:AADD,ALL1