Pillow Block Workshop 6 Solid Modeling: Top-Down.
14
Pillow Block Workshop 6 Solid Modeling: Top-Down
-
Upload
clemence-roberts -
Category
Documents
-
view
222 -
download
0
description
Workshop Supplement January 30, 2001 Inventory # W 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
Transcript of Pillow Block Workshop 6 Solid Modeling: Top-Down.
Pillow Block
Workshop 6Solid Modeling: Top-Down
January 30, 2001
Inventory #001442
W6-2
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-DownPillow Block
Description
• Build a half symmetry solid model of this pillow block.
• When you’re done, save the database to p-block.db.
Counterbore1.0R, 0.1875 deep
Base6 x 3 x 1
Web, 0.15 thick
All dimensions in inches
1.75Four 0.75D holes,0.75 offsetfrom corner
Bushing, 0.85R Bracket1.5R, 0.75 thick
January 30, 2001
Inventory #001442
W6-3
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block1. 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:
/PREP7BLOCK,0,3,0,1,0,3
January 30, 2001
Inventory #001442
W6-4
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block3. 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, 0.75WPROT, 0, -90, 0
January 30, 2001
Inventory #001442
W6-5
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block4. 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, , , ,-1.5
5. 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
January 30, 2001
Inventory #001442
W6-6
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block6. 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
January 30, 2001
Inventory #001442
W6-7
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block7. Align working plane with the Global Cartesian origin:
– Utility Menu > WorkPlane > Align WP with > Global Cartesian– Or issue:
WPCSYS,-1,0VPLOT
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:BLC4,0,1,1.5,1.75,0.75
9. 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
January 30, 2001
Inventory #001442
W6-8
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block10. 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
January 30, 2001
Inventory #001442
W6-9
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block11. 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 = -0.1875, then [Apply]• WP X = 0• WP Y = 0• Radius = 0.85• Depth = -2, then [OK]
– Or issue:CYL4,0,0,1, , , ,-0.1875CYL4,0,0,0.85, , , ,-2
January 30, 2001
Inventory #001442
W6-10
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block12. 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
January 30, 2001
Inventory #001442
W6-11
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block14. 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
January 30, 2001
Inventory #001442
W6-12
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block14b. 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
January 30, 2001
Inventory #001442
W6-13
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block14c. 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
January 30, 2001
Inventory #001442
W6-14
INTR
OD
UCTIO
N TO
AN
SYS 5.7 - Part 1IN
TRO
DU
CTION
TO A
NSYS 5.7 - Part 1
Workshop Supplement
6. Solid Modeling: Top-Down Pillow Block15. 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,1VPLOT
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
