Importing Geometry Workshop 5

Workshop Supplement October 30, 2001 Inventory # W Importing Geometry Description Import the following CAD files into ANSYS:

IGES Workshop 5A Importing Geometry

Workshop Supplement October 30, 2001 Inventory # W5-4 5A. Importing Geometry IGES 1.Enter ANSYS in the working directory specified by your instructor using “iges” as the jobname. 2.Import the “bracket.igs” IGES file using the No defeaturing option: –Utility Menu > File > Import > IGES… Select “No defeaturing”, then [OK] Select the “bracket.igs” file, then [OK] –Or issue: /AUX15 IOPTN,IGES, NODEFEAT IGESIN,bracket,igs

Workshop Supplement October 30, 2001 Inventory # W5-5 5A. Importing Geometry IGES 3. Save the database: –Pick the “SAVE_DB” button in the Toolbar (or select: Utility Menu > File > Save as Jobname.db)

SAT Workshop 5B Importing Geometry

Workshop Supplement October 30, 2001 Inventory # W5-7 5B. Importing Geometry SAT 1.Clear the ANSYS database: –Utility Menu > File > Clear & Start New … [OK], and then [Yes] 2.Change the jobname to “sat”: –Utility Menu > File > Change Jobname … Enter “sat” for the new jobname, then [OK] 3.Import the “gear.sat” SAT file: –Utility Menu > File > Import > SAT … Select the “gear.sat” file, then [OK] –Or issue: ~SATIN,gear,sat,,SOLIDS,0 4.Turn “Normal Faceting” on: –Utility Menu > PlotCtrls > Style > Solid Model Facets... Select “Normal Faceting”, then [OK] –Utility Menu > Plot > Replot –Or issue: /FACET,NORML /REPLOT

Workshop Supplement October 30, 2001 Inventory # W5-8 5B. Importing Geometry SAT 5. Save the database: –Pick the “SAVE_DB” button in the Toolbar (or select: Utility Menu > File > Save as Jobname.db)

SAT Assembly Workshop 5C Importing Geometry

Workshop Supplement October 30, 2001 Inventory # W5-10 5C. Importing Geometry SAT Assembly 1.Clear the ANSYS database: –Utility Menu > File > Clear & Start New … [OK], and then [Yes] 2.Change the jobname to “sat-assy”: –Utility Menu > File > Change Jobname … Enter “sat-assy” for the new jobname, then [OK] 3.Import the “crank-assy.sat” SAT assembly file: –Utility Menu > File > Import > SAT … Select the “crank-assy.sat” file, then [OK] –Or issue: ~SATIN,crank-assy,sat,,SOLIDS,0 4.Turn “Normal Faceting” on: –Utility Menu > PlotCtrls > Style > Solid Model Facets... Select “Normal Faceting”, then [OK] –Utility Menu > Plot > Replot –Or issue: /FACET,NORML /REPLOT

Workshop Supplement October 30, 2001 Inventory # W5-11 5C. Importing Geometry SAT Assembly 5.Turn volume numbering on: –Utility Menu > PlotCtrls > Numbering … Turn volume numbers “on”, then [OK] –Utility Menu > Plot > Volumes –Or issue: /PNUM,VOLU,1 VPLOT

Workshop Supplement October 30, 2001 Inventory # W5-12 5C. Importing Geometry SAT Assembly 6.Save the database: –Pick the “SAVE_DB” button in the Toolbar (or select: Utility Menu > File > Save as Jobname.db) 7.Clear the ANSYS database: –Utility Menu > File > Clear & Start New … [OK], and then [Yes] 8.Import the crank assembly by importing the individual sat files that make up the assembly: –Utility Menu > File > Import > SAT … Select the “knob.sat” file, then [OK] –Utility Menu > File > Import > SAT … Select the “plate.sat” file, then [OK] –Utility Menu > File > Import > SAT … Select the “socket.sat” file, then [OK] –Or issue: ~SATIN,knob,sat,,SOLIDS,0 ~SATIN,plate,sat,,SOLIDS,0 ~SATIN,socket,sat,,SOLIDS,0

Workshop Supplement October 30, 2001 Inventory # W5-13 5C. Importing Geometry SAT Assembly 9.Turn “Normal Faceting” on: –Utility Menu > PlotCtrls > Style > Solid Model Facets... Select “Normal Faceting”, then [OK] –Utility Menu > Plot > Replot –Or issue: /FACET,NORML /REPLOT 10.Turn volume numbering on: –Utility Menu > PlotCtrls > Numbering … Turn volume numbers “on”, then [OK] –Utility Menu > Plot > Volumes –Or issue: /PNUM,VOLU,1 VPLOT

Parasolid Workshop 5D Importing Geometry

Workshop Supplement October 30, 2001 Inventory # W5-15 5D. Importing Geometry Parasolid 1.Clear the ANSYS database: –Utility Menu > File > Clear & Start New … [OK], and then [Yes] 2.Change the jobname to “para”: –Utility Menu > File > Change Jobname … Enter “para” for the new jobname, then [OK] 3.Import the “bracket.x_t” Parasolid file: –Utility Menu > File > Import > PARA … Select the “bracket.x_t” file, then [OK] –Or issue: ~PARAIN,bracket,x_t,,SOLIDS,0,0 4.Turn “Normal Faceting” on: –Utility Menu > PlotCtrls > Style > Solid Model Facets... Select “Normal Faceting”, then [OK] –Utility Menu > Plot > Volumes –Or issue: /FACET,NORML VPLOT

Workshop Supplement October 30, 2001 Inventory # W5-16 5D. Importing Geometry Parasolid 5. Save the database: –Pick the “SAVE_DB” button in the Toolbar (or select: Utility Menu > File > Save as Jobname.db)

Parasolid Assembly Workshop 5E Importing Geometry

Workshop Supplement October 30, 2001 Inventory # W5-18 5E. Importing Geometry Parasolid Assembly 1.Clear the ANSYS database: –Utility Menu > File > Clear & Start New … [OK], and then [Yes] 2.Change the jobname to “para-assy”: –Utility Menu > File > Change Jobname … Enter “para-assy” for the new jobname, then [OK] 3.Import the “wheel-assy.x_t” Parasolid assembly file: –Utility Menu > File > Import > PARA … Select the “wheel-assy.x_t” file, then [OK] –Or issue: ~PARAIN,wheel-assy,x_t,,SOLIDS,0,0 4.Turn “Normal Faceting” on: –Utility Menu > PlotCtrls > Style > Solid Model Facets... Select “Normal Faceting”, then [OK] –Utility Menu > Plot > Replot –Or issue: /FACET,NORML /REPLOT

Workshop Supplement October 30, 2001 Inventory # W5-19 5E. Importing Geometry Parasolid Assembly 5.Turn volume numbering on: –Utility Menu > PlotCtrls > Numbering … Turn volume numbers “on”, then [OK] –Utility Menu > Plot > Volumes –Or issue: /PNUM,VOLU,1 VPLOT

Workshop Supplement October 30, 2001 Inventory # W5-20 5E. Importing Geometry Parasolid Assembly 6.Save the database: –Pick the “SAVE_DB” button in the Toolbar (or select: Utility Menu > File > Save as Jobname.db) 7.Clear the ANSYS database: –Utility Menu > File > Clear & Start New … [OK], and then [Yes]

Workshop Supplement October 30, 2001 Inventory # W5-21 5E. Importing Geometry Parasolid Assembly 8.Import the wheel assembly by importing the individual Parasolid files that make up the assembly: –Utility Menu > File > Import > PARA … Select the “base.x_t” file, then [OK] –Utility Menu > File > Import > PARA … Select the “left-bracket.x_t” file, then [OK] –Utility Menu > File > Import > PARA … Select the “right-bracket.x_t” file, then [OK] –Utility Menu > File > Import > PARA … Select the “pin.x_t” file, then [OK] –Utility Menu > File > Import > PARA … Select the “wheel.x_t” file, then [OK] –Or issue: ~PARAIN,base,x_t,,SOLIDS,0,0 ~PARAIN,left-bracket,x_t,,SOLIDS,0,0 ~PARAIN,right-bracket,x_t,,SOLIDS,0,0 ~PARAIN,pin,x_t,,SOLIDS,0,0 ~PARAIN,wheel,x_t,,SOLIDS,0,0

Workshop Supplement October 30, 2001 Inventory # W5-22 5E. Importing Geometry Parasolid Assembly 9.Turn “Normal Faceting” on: –Utility Menu > PlotCtrls > Style > Solid Model Facets... Select “Normal Faceting”, then [OK] –Utility Menu > Plot > Replot –Or issue: /FACET,NORML /REPLOT 10.Turn volume numbering on: –Utility Menu > PlotCtrls > Numbering … Turn volume numbers “on”, then [OK] –Utility Menu > Plot > Volumes –Or issue: /PNUM,VOLU,1 VPLOT 11.Exit ANSYS: –Pick the “QUIT” button in the Toolbar Select “Quit - No Save!” [OK] –Or issue: FINISH $ /EXIT,NOSAVE

Pillow Block Workshop 5F Solid Modeling: Top-Down

Workshop Supplement October 30, 2001 Inventory # W5-24 5F. Solid Modeling: Top-Down Pillow Block Description Build a half symmetry solid model of this pillow block. When you’re done, save the database to p-block.db. Counterbore 1.0R, 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, 0.85RBracket 1.5R, 0.75 thick

Workshop Supplement October 30, 2001 Inventory # W5-25 5F. Solid Modeling: Top-Down Pillow Block 1.Enter ANSYS in the working directory specified by your instructor using “p-block” as the jobname. 2.Switch to isometric view: –Utility Menu > PlotCtrls > Pan, Zoom, Rotate … [ISO] –Or issue: /VIEW,1,1,1,1 3.Create the base of the pillow block: –Main Menu > Preprocessor > -Modeling- Create > -Volumes- Block > By Dimensions... X1 = 0, X2 = 3, Y1 = 0, Y2 = 1, Z1 = 0, Z2 = 3, then [OK] –Or issue: /PREP7 BLOCK,0,3,0,1,0,3

Workshop Supplement October 30, 2001 Inventory # W5-26 5F. Solid Modeling: Top-Down Pillow Block 3.Offset working plane to location X=2.25, Y=1.25, Z=.75: –Utility Menu > WorkPlane > Offset WP by Increments … Set X,Y,Z Offsets = 2.25, 1.25, 0.75 Set XY, YZ, ZX Angles = 0, -90, 0, then [OK] –Or issue: WPOFF, 2.25, 1.25, 0.75 WPROT, 0, -90, 0

Workshop Supplement October 30, 2001 Inventory # W5-27 5F. Solid Modeling: Top-Down Pillow Block 4.Create a solid cylinder having a diameter of 0.75 inches and a depth of -1.5 inches: –Main Menu > Preprocessor > -Modeling- Create > -Volumes- Cylinder > Solid Cylinder + Radius = 0.75/2 Depth = -1.5, then [OK] –Or issue: CYL4,,,0.75/2,,,, Copy the solid cylinder to new location with DZ=1.5: –Main Menu > Preprocessor > Copy > Volumes + Pick the cylinder volume (Vol. Number 2), then [OK] DZ = 1.5, then [OK] –Or issue: VGEN,2,2,,,,,1.5,,0

Workshop Supplement October 30, 2001 Inventory # W5-28 5F. Solid Modeling: Top-Down Pillow Block 6.Subtract the two solid cylinders from the base: –Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Subtract > Volumes + Pick the base volume (Vol. 1), then [OK] Pick the two cylinder volumes (Vols. 2 and 3), then [OK] –Or issue: VSBV, 1, ALL

Workshop Supplement October 30, 2001 Inventory # W5-29 5F. Solid Modeling: Top-Down Pillow Block 7.Align working plane with the Global Cartesian origin: –Utility Menu > WorkPlane > Align WP with > Global Cartesian –Or issue: WPCSYS,-1,0 VPLOT 8.Create the base of the bushing bracket: –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] –Or issue: BLC4,0,1,1.5,1.75, Offset working plane to the front face of the bushing bracket: –Utility Menu > WorkPlane > Offset WP to > Keypoints + Pick keypoint at the top left corner of the front face, then [OK] –Or issue: KWPAVE, 16

Workshop Supplement October 30, 2001 Inventory # W5-30 5F. Solid Modeling: Top-Down Pillow Block 10.Create the arch of the bushing bracket: –Main Menu > Preprocessor > -Modeling- Create > -Volumes- Cylinder > Partial Cylinder + WP X = 0 WP Y = 0 Rad-1 = 0 Theta-1 = 0 Rad-2 = 1.5 Theta-2 = 90 Depth = -0.75, then [OK] –Or issue: CYL4,0,0,0,0,1.5,90,-0.75

Workshop Supplement October 30, 2001 Inventory # W5-31 5F. Solid Modeling: Top-Down Pillow Block 11.Create cylinders for the counterbore and the through hole in the bushing bracket: –Main Menu > Preprocessor > -Modeling- Create > -Volumes- Cylinder > Solid Cylinder + WP X = 0 WP Y = 0 Radius = 1 Depth = , then [Apply] WP X = 0 WP Y = 0 Radius = 0.85 Depth = -2, then [OK] –Or issue: CYL4,0,0,1,,,, CYL4,0,0,0.85,,,,-2

Workshop Supplement October 30, 2001 Inventory # W5-32 5F. Solid Modeling: Top-Down Pillow Block 12.Subtract the two solid cylinders to form the counterbore and bushing through-hole: –Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Subtract > Volumes + Pick the two volumes that form the base and the arch of the bushing bracket [Apply] Pick the counterbore cylinder [Apply] Pick the same two base volumes [Apply] Pick the through-hole cylinder [OK] 13.Merge coincident keypoints: –Main Menu > Preprocessor > Numbering Ctrls > Merge Items … Set Label to “Keypoints”, then [OK] –Or issue: NUMMRG,KP

Workshop Supplement October 30, 2001 Inventory # W5-33 5F. Solid Modeling: Top-Down Pillow Block 14.Create the web: 14a. Create a keypoint in the middle of the front top edge of the base: –Main Menu > Preprocessor > -Modeling- Create > Keypoints > KP between KPs + Pick the two upper front corner keypoints of the base, then [OK] RATI = 0.5, then [OK] –Or issue: KBETW,7,8,0,RATI,0.5

Workshop Supplement October 30, 2001 Inventory # W5-34 5F. Solid Modeling: Top-Down Pillow Block 14b. Create a triangular area: –Main Menu > Preprocessor > -Modeling- Create > -Areas- Arbitrary > Through KPs + Pick the 1st keypoint where the base of the bushing bracket intersects the base of the pillow block at X=1.5 Pick the 2nd keypoint where the base of the bushing bracket intersects the bottom arch surface at X=1.5 Pick the 3rd keypoint that was created in step 14a at X=1.5, Y=1, Z=3 [Ok] –Or issue: A,14,15,9

Workshop Supplement October 30, 2001 Inventory # W5-35 5F. Solid Modeling: Top-Down Pillow Block 14c. Extrude area along area normal: –Main Menu > Preprocessor > -Modeling- Operate > Extrude > -Areas- Along Normal + Pick the triangular area created in step 14b, then [OK] DIST = -0.15, then [OK] –Or issue: VOFFST,3,-0.15

Workshop Supplement October 30, 2001 Inventory # W5-36 5F. Solid Modeling: Top-Down Pillow Block 15.Glue the volumes together: –Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Glue > Volumes + [Pick All] –Or issue: VGLUE,ALL 16.Turn volume numbers on and then plot volumes: –Utility Menu > PlotCtrls > Numbering … Set Volume numbers on, then [OK] –Or issue: /PNUM,VOLU,1 VPLOT 17.Save and exit ANSYS: –Pick the “SAVE_DB” button in the Toolbar –Pick the “QUIT” button in the Toolbar Select “Quit - No Save!” [OK] – Or issue: FINISH /EXIT,ALL

Connecting Rod Workshop 5G Solid Modeling: Bottom-Up

Workshop Supplement October 30, 2001 Inventory # W5-38 5G. Solid Modeling: Bottom-Up Connecting Rod Description Build a solid model of an automobile connecting rod using bottom-up modeling techniques R 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

Workshop Supplement October 30, 2001 Inventory # W5-39 5G. Solid Modeling: Bottom-Up Connecting Rod 1.Enter ANSYS in the working directory specified by your instructor using “c-rod” as the jobname. 2.Create two circular areas: –Main Menu > Preprocessor > -Modeling- Create > -Areas- Circle > By Dimensions... RAD1 = 1.4 RAD2 = 1 THETA1 = 0 THETA2 = 180, then [Apply] Next, set THETA1 = 45, then [OK] –Or issue: /PREP7 PCIRC,1.4,1,0,180 PCIRC,1.4,1,45,180 3.Turn area numbering on: –Utility Menu > PlotCtrls > Numbering... Set Area numbers on, then [OK] –Or issue: /PNUM,AREA,1 APLOT

Workshop Supplement October 30, 2001 Inventory # W5-40 5G. Solid Modeling: Bottom-Up Connecting Rod 4.Create two rectangular areas: –Main Menu > Preprocessor > -Modeling- Create > -Areas- Rectangle > By Dimensions... X1 = -0.3, X2 = 0.3, Y1 = 1.2, Y2 = 1.8, then [Apply] X1 = -1.8, X2 = -1.2, Y1 = 0, Y2 = 0.3, then [OK] –Or issue: RECTNG,-0.3,0.3,1.2,1.8 RECTNG,-1.8,-1.2,0,0.3 5.Offset working plane to XYZ location (X=6.5): –Utility Menu > WorkPlane > Offset WP to > XYZ Locations + Enter 6.5 in the ANSYS Input window followed by Enter (carriage return) [OK] –Or issue: WPAVE,6.5 6.Set the active coordinate system to be the working plane coordinate system: –Utility Menu > WorkPlane > Change Active CS to > Working Plane –Or issue: CSYS,4

Workshop Supplement October 30, 2001 Inventory # W5-41 5G. Solid Modeling: Bottom-Up Connecting Rod 7.Create two more circular areas: –Main Menu > Preprocessor > -Modeling- Create > -Areas- Circle > By Dimensions... RAD1 = 0.7 RAD2 = 0.4 THETA1 = 0 THETA2 = 180, then [Apply] Next, set THETA2 = 135, then [OK] –Or issue: PCIRC,0.7,0.4,0,180 PCIRC,0.7,0.4,0,135

Workshop Supplement October 30, 2001 Inventory # W5-42 5G. Solid Modeling: Bottom-Up Connecting Rod 8.Issue separate Boolean overlaps on each area group: –Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Overlap > Areas + First select the left group of areas, then [Apply] Next, select the right group of areas, then [OK] –Or issue: AOVLAP,1,2,3,4 AOVLAP,5,6

Workshop Supplement October 30, 2001 Inventory # W5-43 5G. Solid Modeling: Bottom-Up Connecting Rod 9.Set the active coordinate system to be Global Cartesian: –Utility Menu > WorkPlane > Change Active CS to > Global Cartesian –Or issue: CSYS,0 10.Define four new keypoints: –Main Menu > Preprocessor > -Modeling- Create > Keypoints > In Active CS … 1st KP, X=2.5, Y=0.5, then [Apply] 2nd KP, X=3.25, Y=0.4, then [Apply] 3rd KP, X=4, Y=0.33, then [Apply] 4th KP, X=4.75, Y=0.28, then [OK] –Or issue: K,,2.5,0.5 K,,3.25,0.4 K,,4.0,0.33 K,,4.75, Set the active coordinate system to be global cylindrical: –Utility Menu > WorkPlane > Change Active CS to > Global Cylindrical –Or issue: CSYS,1

Workshop Supplement October 30, 2001 Inventory # W5-44 5G. Solid Modeling: Bottom-Up Connecting Rod 12.Create a single line from a spline fit to a series of keypoints: –Main Menu > Preprocessor > -Modeling- Create > -Lines- Splines > With Options > Spline thru KPs + Pick, in order, the six keypoints as shown in the graphics window below, then [OK]

Workshop Supplement October 30, 2001 Inventory # W5-45 5G. Solid Modeling: Bottom-Up Connecting Rod 12.(continued from previous page): XV1 = 1 (radius at keypoint 1 in Global Cylindrical coordinate system) YV1 = 135 (theta at keypoint 1 in Global Cylindrical coordinate system) XV6 = 1 (radius at keypoint 6 in Global Cylindrical coordinate system) YV6 = 45 (theta at keypoint 6 in Global Cylindrical coordinate system) [OK] –Or issue: BSPLIN,5,6,7,21,24,22,1,135,,1,45

Workshop Supplement October 30, 2001 Inventory # W5-46 5G. Solid Modeling: Bottom-Up Connecting Rod 13.Create a straight line between keypoints 1 and 18: –Main Menu > Preprocessor > -Modeling- Create > -Lines- Lines > Straight Line + Pick the two keypoints as shown in the graphics window below, then [OK] –Or issue: LSTR, 1, 18

Workshop Supplement October 30, 2001 Inventory # W5-47 5G. Solid Modeling: Bottom-Up Connecting Rod 14.Turn line numbering on and plot lines: –Utility Menu > PlotCtrls > Numbering... Set Line numbers on, then [OK] –Utility Menu > Plot > Lines –Or issue: /PNUM,LINE,1 LPLOT 15.Create a new area bounded by previously defined lines 6, 1, 7, 25: –Main Menu > Preprocessor > -Modeling- Create > -Areas- Arbitrary > By Lines + Pick the four lines (6, 1, 7, and 25), then [OK] –Or issue: AL, 6, 1, 7, 25

Workshop Supplement October 30, 2001 Inventory # W5-48 5G. Solid Modeling: Bottom-Up Connecting Rod 16.Zoom in on the left portion of the connecting rod: –Utility Menu > PlotCtrls > Pan, Zoom, Rotate … [Box Zoom]

Workshop Supplement October 30, 2001 Inventory # W5-49 5G. Solid Modeling: Bottom-Up Connecting Rod 17.Create three line fillets: –Main Menu > Preprocessor > -Modeling- Create > -Lines- Line Fillet + Pick lines 36 and 40, then [Apply] RAD =.25, then [Apply] Pick lines 40 and 31, then [Apply] [Apply] Pick lines 30 and 39, then [OK] [OK] –Utility Menu > Plot > Lines –Or issue: LFILLT,36,40,0.25 LFILLT,40,31,0.25 LFILLT,30,39,0.25 LPLOT

Workshop Supplement October 30, 2001 Inventory # W5-50 5G. Solid Modeling: Bottom-Up Connecting Rod 18.Create three new areas bounded by the previously defined fillet lines: –Main Menu > Preprocessor > -Modeling- Create > -Areas- Arbitrary > By Lines + Pick lines 12, 10, and 13, then [Apply] Pick lines 17, 15, and 19, then [Apply] Pick lines 23, 21, and 24, then [OK] –Utility Menu > Plot > Areas –Or issue: AL, 12, 10, 13 AL, 17, 15, 19 AL, 23, 21, 24 APLOT

Workshop Supplement October 30, 2001 Inventory # W5-51 5G. Solid Modeling: Bottom-Up Connecting Rod 19.Add all areas together to form one single area: –Main Menu > Preprocessor > -Modeling- Operate > Add > Areas + [Pick All] –Or issue: AADD,ALL 20.Fit the entire model within the graphics window: –Utility Menu > PlotCtrls > Pan, Zoom, Rotate … [Fit] 21.Turn off line and area numbering: –Utility Menu > PlotCtrls > Numbering... Set Line and Area numbers off, then [OK] –Utility Menu > Plot > Areas –Or issue: /PNUM,LINE,0 /PNUM,AREA,0 APLOT

Workshop Supplement October 30, 2001 Inventory # W5-52 5G. Solid Modeling: Bottom-Up Connecting Rod 22.Set the active coordinate system to be global cartesian: –Utility Menu > WorkPlane > Change Active CS to > Global Cartesian –Or issue: CSYS,0 23.Reflect the area about the X-Z plane (in Y direction): –Main Menu > Preprocessor > -Modeling- Reflect > Areas + [Pick All] Select X-Z plane, then [OK] –Or issue: ARSYM,Y,13

Workshop Supplement October 30, 2001 Inventory # W5-53 5G. Solid Modeling: Bottom-Up Connecting Rod 24.Add all areas together to form one single area: –Main Menu > Preprocessor > -Modeling- Operate > Add > Areas + [Pick All] –Or issue: AADD,ALL 25.Turn working plane off: –Utility Menu > WorkPlane > Display Working Plane –Or issue: WPSTYLE

Workshop Supplement October 30, 2001 Inventory # W5-54 5G. Solid Modeling: Bottom-Up Connecting Rod 26.Save and exit ANSYS: –Pick the “SAVE_DB” button in the Toolbar – Pick the “QUIT” button in the Toolbar Select “Quit - No Save!” [OK] –Or issue: SAVE FINISH /EXIT,NOSAVE

Connecting Rod Workshop 5H Solid Modeling: Importation/Clean-up

Workshop Supplement October 30, 2001 Inventory # W5-56 5H. Solid Modeling: Importation/Clean-up Connecting Rod Description You’ve been given a CAD model of a connecting rod that needs to be analyzed. The geometry does not include all of the features needed for the analysis. You need to add fillets, thru holes, and create a symmetric model to simplify the analysis.

Workshop Supplement October 30, 2001 Inventory # W5-57 5H. Solid Modeling: Importation/Clean-up Connecting Rod 1.Enter ANSYS in the working directory specified by your instructor using “c-rod-fix” as the jobname. 2.Import the “c-rod.igs” IGES file using the No defeaturing option: –Utility Menu > File > Import > IGES… Select “No defeaturing”, then [OK] Select the “c-rod.igs” file, then [OK] –Or issue: /AUX15 IGESIN,'c-rod','igs',' ' VPLOT 3. Create the first thru hole: 3a. Create Keypoint at hole center: –Main Menu > Preprocessor > -Modeling- Create > Keypoints > At center > 3 Keypoints + Pick three keypoints [OK] –Or issue: /PREP7 KCENTER,KP,17,29,31,0 3b. Offset workplane to new keypoint: –Utility Menu > Workplane > Offset WP to > Keypoints + –Pick new keypoint at center of hole –Or issue: KWPAVE, 1

Workshop Supplement October 30, 2001 Inventory # W5-58 5H. Solid Modeling: Importation/Clean-up Connecting Rod 3c.Create cylinder for hole: –Main Menu > Preprocessor > -Modeling- Create > -Volumes- Cylinder > Solid Cylinder + Radius = 1, Depth = -1 [OK] –Or issue: CYL4,,,1,,,,-1 3d.Subtract cylinder from connecting rod: –Main Menu > Preprocessor > Operate > Subtract > Volumes + Pick the connecting rod [OK] Pick the cylinder [OK] –Utility Menu > Plot > Volumes –Or issue: VSBV,1,2 VPLOT

Workshop Supplement October 30, 2001 Inventory # W5-59 5H. Solid Modeling: Importation/Clean-up Connecting Rod 4. Create the second thru hole: 4a. Create Keypoint at hole center: –Main Menu > Preprocessor > -Modeling- Create > Keypoints > At center > 3 Keypoints + Pick three keypoints [OK] –Or issue: KCENTER,KP,19,23,27,0 4b. Offset workplane to new keypoint: –Utility Menu > Workplane > Offset WP to > Keypoints + –Pick new keypoint at center of hole –Or issue: KWPAVE, 18 4c.Create cylinder for hole: –Main Menu > Preprocessor > -Modeling- Create > -Volumes- Cylinder > Solid Cylinder + Radius = 0.4, Depth = -1 [OK] –Or issue: CYL4,,,.4,,,,-1 4d.Subtract cylinder from connecting rod: –Main Menu > Preprocessor > -Modeling- Operate > Subtract > Volumes + Pick the connecting rod [OK] Pick the cylinder [OK] –Utility Menu > Plot > Volumes –Or issue: VSBV,3,1 VPLOT

Workshop Supplement October 30, 2001 Inventory # W5-60 5H. Solid Modeling: Importation/Clean-up Connecting Rod 5.Divide volume for symmetry: 5a.Rotate workplane to divide volume: –Utility Menu > Workplane > Offset WP by increments … Rotate about X, 90 deg, then [OK] –Or issue: WPRO,,90, 5b. Divide volume by workplane: –Main Menu > Preprocessor > -Modeling- Operate > Divide > Volu by WrkPlne + Select the connecting rod, then [OK] –Utility Menu > Plot > Volumes –Or issue: VSBW,2 VPLOT 5c. Delete the bottom half of the connecting rod: –Main Menu > Preprocessor > -Modeling- Delete > Volume and Below + Select the bottom volume, then [OK] –Utility Menu > Plot > Volumes –Or issue: VDELE,3,,,1 VPLOT

Workshop Supplement October 30, 2001 Inventory # W5-61 5H. Solid Modeling: Importation/Clean-up Connecting Rod 6.Add first fillet: 6a. Create area fillet: –Main Menu > Preprocessor > -Modeling- Create > -Areas- Area Fillet + Pick two areas to create fillet [OK] Radius = 1 [OK] –Or issue: AFILLT,47,43,1, 6b. Create areas from fillet lines –Main Menu > Preprocessor > -Modeling- Create > -Areas- Arbitrary > By Lines + Pick first three lines (lines 2, 12, 18) [Apply] Pick second three lines (lines 1, 13, 30) [OK] –Or issue: AL,2,12,18 AL,1,13,30 First set of lines Second set of lines

Workshop Supplement October 30, 2001 Inventory # W5-62 5H. Solid Modeling: Importation/Clean-up Connecting Rod 6c. Create volume from fillet areas: –Main Menu > Preprocessor > -Modeling- Create > -Volumes- Arbitrary > By Areas + Pick the five areas that make up the fillet volume (8, 10, 12, 13, 15), then [OK] –Or issue: VA,8,10,12,13,15 6d. Add the fillet and connecting rod volumes: –Main Menu > Preprocessor > -Modeling- Operate > Add > Volumes + [Pick All] –Or issue: VADD,all VPLOT

Workshop Supplement October 30, 2001 Inventory # W5-63 5H. Solid Modeling: Importation/Clean-up Connecting Rod 6e. Add planar areas: –Main Menu > Preprocessor > -Modeling- Operate > Add > Areas + Pick planar connecting rod / fillet areas on front (Areas 14 & 16) [Apply] Pick planar connecting rod / fillet areas on back (Areas 12 & 6), then [OK] –Or issue: AADD,14,16 AADD,12,6 VPLOT

Workshop Supplement October 30, 2001 Inventory # W5-64 5H. Solid Modeling: Importation/Clean-up Connecting Rod 7.Save and exit ANSYS: –Pick the “SAVE_DB” button in the Toolbar – Pick the “QUIT” button in the Toolbar Select “Quit - No Save!” [OK] –Or issue: SAVE FINISH /EXIT,NOSAVE