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1、轴承座实体建模:自上而下说明建立轴承座的1/2对称实体模型。以p-block.db文件名保存数据库文件Counterbore1.0R,0.1875deepBase6x3x1Web,0.15thickAlldimensionsininches1.75Four0.75Dholes,0.75offsetfromcornerBushing,0.85RBracket1.5R,0.75thick6F.实体建模：自上而下轴承座1.按教师指定的工作目录，用“p-block”作为作业名，进入ANSYS2.打开等轴视图方位:按[ISO]
2、或用命令:/VIEW,1,1,1,13.创建轴承座的基础:MainMenu>Preprocessor>Modeling>Create>Volumes>Block>ByDimensions输入X1=0,X2=3,Y1=0,Y2=1,Z1=0,Z2=3,然后按[OK]或用命令:/PREP7BLOCK,0,3,0,1,0,36F.实体建模：自上而下轴承座4.将工作平面移到X=2.25,Y=1.25,Z=.75:UtilityMenu>WorkPlane>OffsetWPbyIncrements…设置X,Y,ZOffsets
3、=2.25,1.25,0.75设置XY,YZ,ZXAngles=0,-90,0,然后按[OK]或用命令:WPOFF,2.25,1.25,0.75WPROT,0,-90,06F.实体建模：自上而下轴承座5.创建直径为0.75英寸深度为-1.5英寸的圆柱:MainMenu>Preprocessor>Modeling>Create>Volumes>Cylinder>SolidCylinder输入Radius=0.75/2输入Depth=-1.5,然后按[OK]或用命令:CYL4,,,0.75/2,,,,-1.56.将圆柱考
4、贝到DZ=1.5的新位置:MainMenu>Preprocessor>Modeling>Copy>Volumes+拾取柱体(体号2),按[OK]DZ=1.5,按[OK]或用命令:VGEN,2,2,,,,,1.5,,06F.实体建模：自上而下轴承座7.从轴承座基础中挖出两个圆孔:MainMenu>Preprocessor>Modeling>Operate>Booleans>Subtract>Volumes拾取轴承座基础的体(体1),按[OK]拾取两个圆柱体(体2和体3),然后按[OK]或用命令:VSBV,1,ALL6F
5、.实体建模：自上而下轴承座8.在整体坐标系中改变工作平面的相对位置:UtilityMenu>WorkPlane>AlignWPwith>GlobalCartesian或用命令:WPCSYS,-1,0VPLOT9.创建套筒托架的基础:MainMenu>Preprocessor>Modeling>Create>Volumes>Block>By2Corners&ZWPX=0WPY=1Width=1.5Height=1.75Depth=0.75,then[OK]或用命令:BLC4,0,1,1.5,1.75,0.7510.将工
6、作平面移到套筒托架的正面:UtilityMenu>WorkPlane>OffsetWPto>Keypoints+拾取正面左角顶部的关键点,按[OK]或用命令:KWPAVE,166F.实体建模：自上而下轴承座11.创建套筒托架的拱:MainMenu>Preprocessor>Modeling>Create>Volumes>Cylinder>PartialCylinder输入WPX=0输入WPY=0输入Rad-1=0输入Theta-1=0输入Rad-2=1.5输入Theta-2=90输入Depth=-0.75,然后按[O
7、K]或用命令:CYL4,0,0,0,0,1.5,90,-0.756F.实体建模：自上而下轴承座12.通过套筒托架的孔创建圆柱:MainMenu>Preprocessor>Modeling>Create>Volumes>Cylinder>SolidCylinderWPX=0WPY=0Radius=1Depth=-0.1875,然后按[Apply]WPX=0WPY=0Radius=0.85Depth=-2,然后按[OK]或执行:CYL4,0,0,1,,,,-0.1875CYL4,0,0,0.85,,,,-2Counter
8、boreThroughhole6F.实体建模：自上而下轴承座13.挖掉两个圆柱，形成轴承座和套筒的孔:MainMenu>Preprocessor>Modeling>Operate>Booleans>Subtract>Volumes拾取两个形成套筒托架拱和基础的体按[Apply]拾取轴承座柱按[Apply]拾取同样的两个基础的体按[Apply]拾
