轴承ansys建模.pptx

Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,November 3,2003,Inventory#001969,W6-,#,INTRODUCTION TO ANSYS 8.0-Part 1,Workshop Supplement,轴承座,专题,6F,实体建模,:,自上而下,November 3,2003,Inventory#001969,W6-,2,6F.,实体建模：自上而下,轴承座,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,Counterbore,1.0R,0.1875 deep,Base,6 x 3 x 1,Web,0.15 thick,All dimensions in inches,1.75,Four 0.75D holes,0.75 offset,from corner,Bushing,0.85R,Bracket,1.5R,0.75 thick,November 3,2003,Inventory#001969,W6-,3,6F.,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,ANSYS,2.,打开等轴视图方位,:,按,ISO,或用命令:,/VIEW,1,1,1,1,3.,创建轴承座的基础,:,Main Menu Preprocessor Modeling Create Volumes Block By Dimensions,输入,X1=0,X2=3,Y1=0,Y2=1,Z1=0,Z2=3,然后按,OK,或用命令:,/PREP7,BLOCK,0,3,0,1,0,3,November 3,2003,Inventory#001969,W6-,4,6F.,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:,Utility Menu WorkPlane Offset WP by Increments,设置,X,Y,Z Offsets=2.25,1.25,0.75,设置,XY,YZ,ZX Angles=0,-90,0,然后按,OK,或用命令:,WPOFF,2.25,1.25,0.75,WPROT,0,-90,0,November 3,2003,Inventory#001969,W6-,5,6F.,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,:,Main Menu Preprocessor Modeling Create Volumes Cylinder Solid Cylinder,输入,Radius,=0.75/2,输入,Depth,=-1.5,然后按,OK,或用命令:,CYL4,0.75/2,-1.5,6.,将圆柱考贝到,DZ=1.5,的新位置,:,Main Menu Preprocessor Modeling Copy Volumes+,拾取柱体,(,体号 2),按,OK,DZ=1.5,按,OK,或用命令:,VGEN,2,2,1.5,0,November 3,2003,Inventory#001969,W6-,6,6F.,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,:,Main Menu 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,ALL,November 3,2003,Inventory#001969,W6-,7,6F.,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,:,Utility Menu WorkPlane Align WP with Global Cartesian,或用命令:,WPCSYS,-1,0,VPLOT,9.,创建套筒托架的基础,:,Main Menu Preprocessor Modeling Create Volumes Block By 2 Corners&Z,WP X=0,WP Y=1,Width=1.5,Height=1.75,Depth=0.75,then OK,或用命令,:,BLC4,0,1,1.5,1.75,0.75,10.,将工作平面移到套筒托架的正面,:,Utility Menu WorkPlane Offset WP to Keypoints+,拾取正面左角顶部的关键点,按,OK,或用命令:,KWPAVE,16,November 3,2003,Inventory#001969,W6-,8,6F.,实体建模：自上而下,轴承座,11.,创建套筒托架的拱,:,Main Menu Preprocessor Modeling Create Volumes Cylinder Partial Cylinder,输入,WP X=0,输入,WP Y=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,OK,或用命令:,CYL4,0,0,0,0,1.5,90,-0.75,November 3,2003,Inventory#001969,W6-,9,6F.,实体建模：自上而下,轴承座,12.,通过套筒托架的孔创建圆柱,:,Main Menu Preprocessor Modeling Create Volumes Cylinder Solid Cylinder,WP X=0,WP Y=0,Radius=1,Depth=-0.1875,然后按,Apply,WP X=0,WP Y=0,Radius=0.85,Depth=-2,然后按,OK,或执行:,CYL4,0,0,1,-0.1875,CYL4,0,0,0.85,-2,Counterbore Through hole,November 3,2003,Inventory#001969,W6-,10,6F.,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,:,Main Menu 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,拾取通过孔的圆柱,按,OK,14.,合并相同的关键点:,Main Menu Preprocessor Numbering Ctrls Merge Items,设置标号“,Keypoints”,然后按,OK,或用命令:,NUMMRG,KP,Arch and Base of Bushing Bracket,November 3,2003,Inventory#001969,W6-,11,6F.,实体建模：自上而下,轴承座,1,5.,创建腹板,:,1,5,a.,在基础正面顶边的中间建立一个关键点,:,Main Menu Preprocessor Modeling Create Keypoints KP between KPs,在基础上拾取两个位于正上方拐角处的关键点，按,OK,RATI=0.5,然后按,OK,或用命令:,KBETW,7,8,0,RATI,0.5,1st Keypoint,2nd Keypoint,November 3,2003,Inventory#001969,W6-,12,6F.,实体建模：自上而下,轴承座,15b.,创建三角形面,:,Main Menu Preprocessor Modeling Create Areas,Arbitrary Through KPs,在轴承座基础和套筒托架基础相交的位置，拾取第一个关键点,X=1.5,在拱表面底部和套筒托架基础相交的位置，拾取第二个关键点,X=1.5,拾取在,14,a,步骤中建立的位于,X=1.5,Y=1,Z=3,的第三个关键点,按,Ok,或用命令:,A,14,15,9,1st Keypoint,3rd Keypoint,2nd Keypoint,November 3,2003,Inventory#001969,W6-,13,6F.,实体建模：自上而下,轴承座,15c.,沿面的法线方向拉伸面,:,Main Menu Preprocessor Modeling Operate Extrude Areas Along Normal,拾取在步骤,14,b,中建立的三角形面,按,OK,输入,DIST=-0.15,然后按,OK,或用命令:,VOFFST,3,-0.15,November 3,2003,Inventory#001969,W6-,14,6F.,实体建模：自上而下,轴承座,16.,组合体,:,Main Menu Preprocessor Modeling Operate Booleans Glue Volumes,拾取,Pick All,或用命令:,VGLUE,ALL,17.,打开体号的显示开关，画体,:,Utility Menu PlotCtrls Numbering,设置,Volume numbers,选项为,on,按,OK,或用命令:,/PNUM,VOLU,1,VPLOT,18.,保存数据库，退出,ANSYS:,Pick the“SAVE_DB”button in the Toolbar,Pick the“QUIT”button in the Toolbar,选择,“,Quit-No Save!”,按,OK,或用命令:,FINISH,/EXIT,ALL,连杆,练习,6G,实体建模,:,由下而上,November 3,2003,Inventory#001969,W6-,16,6G.,实体建模-由下而上,连杆,说明,用由下而上建模技术，建立连杆几何模型。,6.5,2.5,0.5,1.8,0.3,1.0R,1.4R,0,.,4R,0.7R,45,o,Spline through six control points,C,L,C,L,Crank,pin end,Wrist,pin end,All dimensions in inches,45,o,0.28,0.4,0.33,4.75,4.0,3.25,November 3,2003,Inventory#001969,W6-,17,6G.,实体建模-由下而上,连杆,1.按教师指定的工作目录，用,“c-rod”,作为作业名，进入,ANSYS。,2.,创建两个圆形面,:,Main Menu Preprocessor Modeling Create Areas Circle By Dimensions,输入,RAD1=1.4,输入,RAD2=1,输入,THETA1=0,输入,THETA2=180,然后选择,Apply,输入,THETA1=45,然后选择,OK,或用命令:,/PREP7,PCIRC,1.4,1,0,180,PCIRC,1.4,1,45,180,3.,打开 面号:,Utility Menu PlotCtrls Numbering.,设置面号为 “,on”,然后选择,OK,或用命令:,/PNUM,AREA,1,APLOT,November 3,2003,Inventory#001969,W6-,18,6G.,实体建模-由下而上,连杆,4.创建两个矩形面,:,Main Menu Preprocessor Modeling Create Areas Rectangle By Dimensions,输入,X1=-0.3,X2=0.3,Y1=1.2,Y2=1.8,然后选择,Apply,输入,X1=-1.8,X2=-1.2,Y1=0,Y2=0.3,然后选择,OK,或用命令:,RECTNG,-0.3,0.3,1.2,1.8,RECTNG,-1.8,-1.2,0,0.3,5.,平移工作面位置,(X=6.5):,Utility Menu WorkPlane Offset WP to XYZ Locations+,回车后在输入窗口输入,6.5，,OK,或用命令:,Or issue:,WPAVE,6.5,November 3,2003,Inventory#001969,W6-,19,6G.,实体建模-由下而上,连杆,6.,再创建两个圆形面,:,Main Menu Preprocessor Modeling Create Areas Circle By Dimensions,输入,RAD1=0.7,输入,RAD2=0.4,输入,THETA1=0,输入,THETA2=180,然后选择,Apply,输入,THETA2=135,然后选择,OK,或用命令:,PCIRC,0.7,0.4,0,180,PCIRC,0.7,0.4,0,135,November 3,2003,Inventory#001969,W6-,20,6G.,实体建模-由下而上,连杆,7.,在每一组面上分别进行布尔操作,:,Main Menu Preprocessor Modeling Operate Booleans Overlap Areas,先选择左边的一组面,然后选择,Apply,再选择右边的一组面,然后选择,OK,或用命令:,AOVLAP,1,2,3,4,AOVLAP,5,6,November 3,2003,Inventory#001969,W6-,21,6G.,实体建模-由下而上,连杆,8.,定义四个新的关键点,:,Main Menu Preprocessor Modeling Create Keypoints In Active CS,第一关键点,X=2.5,Y=0.5,然后选择,Apply,第二关键点,X=3.25,Y=0.4,然后选择,Apply,第三关键点,X=4,Y=0.33,然后选择,Apply,第四关键点,X=4.75,Y=0.28,然后选择,OK,或用命令:,K,2.5,0.5,K,3.25,0.4,K,4.0,0.33,K,4.75,0.28,9.,激活整体柱坐标系,:,Utility Menu WorkPlane Change Active CS to Global Cylindrical,或用命令:,CSYS,1,November 3,2003,Inventory#001969,W6-,22,6G.,实体建模-由下而上,连杆,10.,创建一条线（由一系列关键点拟合一条样条曲线）,:,Main Menu Preprocessor Modeling Create Lines Splines With Options Spline thru KPs,顺序拾取如图形窗口所示的六个关键点,然后选择,OK,1st kp,6th kp,3rd kp,5th kp,2nd kp,4th kp,November 3,2003,Inventory#001969,W6-,23,6G.,实体建模-由下而上,连杆,10.,(续,):,输入,XV1=1(,总体柱坐标系，关键点 1 处的半径,),YV1=135(,总体柱坐标系，关键点 1 处的角度,),XV6=1(,总体柱坐标系，关键点 6 处的半径,),YV6=45(,总体柱坐标系，关键点 6 处的角度,),按,OK,或用命令:,BSPLIN,5,6,7,21,24,22,1,135,1,45,November 3,2003,Inventory#001969,W6-,24,6G.,实体建模-由下而上,连杆,11.,通过关键点,1,和,18,创建一条直线,:,Main Menu Preprocessor Modeling Create Lines Lines Straight Line,拾取图形窗口所示的两个关键点,然后选择,OK,或用命令:,LSTR,1,18,1st kp,2nd kp,November 3,2003,Inventory#001969,W6-,25,6G.,实体建模-由下而上,连杆,12.,打开线号，显示线,:,Utility Menu PlotCtrls Numbering.,设置,Line numbers,为“,on”,然后选择,OK,Utility Menu Plot Lines,或用命令:,/PNUM,LINE,1,LPLOT,13.,以,6,号、,1,号、,7,号、,25,号线为边界创建一个新面,:,Main Menu Preprocessor Modeling Create Areas Arbitrary By Lines,拾取四条线,(6,1,7,和,25),然后选择,OK,或用命令:,AL,6,1,7,25,November 3,2003,Inventory#001969,W6-,26,6G.,实体建模-由下而上,连杆,14.,放大连杆左边部分:,Use the Zoom Model Icon in the Model Control Toolbar,November 3,2003,Inventory#001969,W6-,27,6G.,实体建模-由下而上,连杆,15.,创建线与线的倒角,:,Main Menu Preprocessor Modeling Create Lines Line Fillet,拾取线,36,和,40,然后选择,Apply,输入,RAD=.25,然后选择,Apply,拾取线,40,和 31,然后选择,Apply,按,Apply,拾取线,30,和 39,然后选择,OK,按,OK,Utility Menu Plot Lines,或用命令:,LFILLT,36,40,0.25,LFILLT,40,31,0.25,LFILLT,30,39,0.25,LPLOT,November 3,2003,Inventory#001969,W6-,28,6G.,实体建模-由下而上,连杆,16.,以倒角线为边界，创建新面,:,Main Menu Preprocessor Modeling Create Areas Arbitrary By Lines,拾取线,12,10,和 13,然后选择,Apply,拾取线,17,15,和19,然后选择,Apply,拾取线,23,21,和24,然后选择,OK,Utility Menu Plot Areas,或用命令:,AL,12,10,13,AL,17,15,19,AL,23,21,24,APLOT,November 3,2003,Inventory#001969,W6-,29,6G.,实体建模-由下而上,连杆,17.,把所有的面加起来,:,Main Menu Preprocessor Modeling Operate Booleans Add Areas,拾取,Pick All,或用命令:,AADD,ALL,18.,选择,Fit,使整个模型充满图形窗口,:,Utility Menu PlotCtrls Pan,Zoom,Rotate,按,Fit,19.,关闭线号和面号,:,Utility Menu PlotCtrls Numbering.,设置线号和面号为,“off”,然后选择,OK,Utility Menu Plot Areas,或用命令:,/PNUM,LINE,0,/PNUM,AREA,0,APLOT,November 3,2003,Inventory#001969,W6-,30,6G.,实体建模-由下而上,连杆,20.,激活整体直角坐标系,:,Utility Menu WorkPlane Change Active CS to Global Cartesian,或用命令:,CSYS,0,21.,以,X-Z,平面(在,Y,方向)为对称面，对面作镜面反射,:,Main Menu Preprocessor Modeling Reflect Areas,Pick All,Select X-Z plane,then OK,或用命令:,ARSYM,Y,13,November 3,2003,Inventory#001969,W6-,31,6G.,实体建模-由下而上,连杆,22.,把所有的面加起来,:,Main Menu Preprocessor Modeling Operate Booleans Add Areas,Pick All,或用命令:,AADD,ALL,23.,关闭工作平面,:,Utility Menu WorkPlane Display Working Plane,或用命令:,WPSTYLE,Use Fit View Icon,November 3,2003,Inventory#001969,W6-,32,6G.,实体建模-由下而上,连杆,24.,存储数据库，退出,ANSYS:,在工具条中拾取“,SAVE_DB”,在工具条中拾取“,QUIT”,选择“,Quit-No Save!”,按,OK,或用命令:,SAVE,FINISH,/EXIT,NOSAVE,连杆,练习,6H,实体建模:输入/修正,November 3,2003,Inventory#001969,W6-,34,6H.,实体建模:输入/修正,连杆,说明,对一个连杆的,CAD,模型进行分析。,这个几何模型并不包括分析所需的所有特征。,需要添加倒角、孔并创建,1/2,对称模型来简化分析。,November 3,2003,Inventory#001969,W6-,35,6H.,实体建模:输入/修正,连杆,1.按教师指定的工作目录，用,“c-rod-fix”,作为作业名，进入,ANSYS。,2.,读入几何模型,“c-rod.igs”，,并设置“,No defeaturing”,选项：,Utility Menu File Import IGES,设置“,No defeaturing”,然后选择,OK,选择文件,“c-rod.igs”,然后选择,OK,或用命令:,/AUX15,IGESIN,c-rod,igs,VPLOT,3.,创建第一个孔：,3a.,在孔中心创建关键点,Main Menu Preprocessor Modeling Create Keypoints KP at center 3 keypoints,拾取三个关键点,，,按,OK,或用命令:,:,/PREP7,KCENTER,KP,17,29,31,0,3b.,平移工作平面到新的关键点：,Utility Menu Workplane Offset WP to Keypoints+,在孔中心拾取新的关键点,或用命令:,KWPAVE,1,1st kp,3rd kp,2nd kp,November 3,2003,Inventory#001969,W6-,36,6H.,实体建模:输入/修正,连杆,3,c.,创建一个圆柱体，为生成孔作准备,:,Main Menu Preprocessor Modeling Create Volumes Cylinder Solid Cylinder,输入,Radius=1,Depth=-1，,按,OK,或用命令:,CYL4,1,-1,3d.,从连杆中减去圆柱体:,Main Menu Preprocessor Operate Booleans Subtract Volumes+,拾取 连杆，按,OK,拾取圆柱体，按,OK Utility Menu Plot Volumes,或用命令:,VSBV,1,2,VPLOT,November 3,2003,Inventory#001969,W6-,37,6H.,实体建模:输入/修正,连杆,4.创建第二个孔,:,4a.,在孔中心创建关键点,:,Main Menu Preprocessor Modeling Create Keypoints KP at center 3 keypoints,拾取三个关键点，按,OK,或用命令:,KCENTER,KP,19,23,27,0,4b.,平移工作平面到新的关键点,:,Utility Menu Workplane Offset WP to Keypoints+,在孔中心拾取新的关键点,或用命令:,KWPAVE,18,4c.,创建圆柱体，为生成孔作准备,:,Main Menu Preprocessor Modeling Create Volumes Cylinder Solid Cylinder,输入,Radius=0.4,Depth=-1，,按,OK,或用命令:,CYL4,.4,-1,4d.,从连杆中减去圆柱体:,Main Menu Preprocessor Modeling Operate Booleans Subtract Volumes,拾取 连杆，按,OK,拾取圆柱体，按,OK,Utility Menu Plot Volumes,或用命令:,VSBV,3,1,VPLOT,1st kp,2nd kp,3rd kp,November 3,2003,Inventory#001969,W6-,38,6H.,实体建模:输入/修正,连杆,5.将体分解为对称的模型,:,5a.,旋转工作平面,:,Utility Menu Workplane Offset WP by increments,绕,X,轴旋转90度,然后选择,OK,或用命令:,WPRO,90,5b.,用工作平面切分体:,Main Menu Preprocessor Modeling Operate Booleans Divide Volu by WrkPlane,选择连杆,然后按,OK,Utility Menu Plot Volumes,或用命令:,VSBW,2,VPLOT,5c.,删除连杆的下半部分:,Main Menu Preprocessor Modeling Delete Volume and Below,选择体的下部,然后按,OK,Utility Menu Plot Volumes,或用命令:,VDELE,3,1,VPLOT,November 3,2003,Inventory#001969,W6-,39,6H.,实体建模:输入/修正,连杆,6.添加第一个倒角,:,6a.,创建倒角面,:,Main Menu Preprocessor Modeling Create Areas Area Fillet,拾取两个面创建倒角，按,OK,设置,Radius=1，,按,OK,或用命令:,AFILLT,47,43,1,6b.,通过倒角线创建面,Main Menu Preprocessor Modeling Create Areas Arbitrary By Lines,先拾取三条线(线 2,12,18)，按,Apply,再拾取三条线(线,1,13,30)，,按,OK,或用命令:,AL,2,12,18,AL,1,13,30,First set of lines,Second set of lines,1st area,2nd area,November 3,2003,Inventory#001969,W6-,40,6H.,实体建模:输入/修正,连杆,6,c.,通过倒角面创建体,:,Main Menu Preprocessor Modeling Create Volumes Arbitrary By Areas,拾取组成倒角的体的五个面,然后选择,OK,或用命令:,VA,8,10,12,13,15,6d.,将倒角与连杆相加,:,Main Menu Preprocessor Modeling Operate Booleans Add Volumes,拾取,Pick All,或用命令:,VADD,all,VPLOT,November 3,2003,Inventory#001969,W6-,41,6H.,实体建模:输入/修正,连杆,6,e.,面相加,:,Main Menu Preprocessor Modeling Operate Booleans Add Areas,拾取连杆的平滑部分/倒角的前表面,(,面 14 和 16)，按,Apply,拾取连杆的平滑部分/倒角的后表面,(,面 12 和 6),然后选择,OK,或用命令:,AADD,14,16,AADD,12,6,VPLOT,1st Area,2nd Area,November 3,2003,Inventory#001969,W6-,42,6H.,实体建模:输入/修正,连杆,7.存储数据库，退出,ANSYS:,在工具条中拾取“,SAVE_DB”,在工具条中拾取“,QUIT”,选择“,Quit-No Save!”,按,OK,或用命令:,SAVE,FINISH,/EXIT,NOSAVE,