Assembly of screw jack

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Assembly of screw jack, Computer Aided Machine Drawing (CAMD) of VTU Syllabus prepared by Hareesha N Gowda, Asst. Prof, Dayananda Sagar College of Engg, Blore. Please write to hareeshang@gmail.com for suggestions and criticisms.

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Assembly of screw jack

  1. 1. 3/13/2014 1Hareesha N Gowda, DSCE, Blore-78
  2. 2. 3/13/2014 Hareesha N Gowda, DSCE, Blore-78 2
  3. 3. • The details of a SCREW JACK are shown in Fig,. Assemble the parts of the jack and draw the following views of the assembly when the top face of the load bearing cup is raised to a height of 350 mm above the bearing surface of the body. 1. Front view in half section. 2. Top view. • Show only the important dimensions on the assembly drawing. Write the title SCREWJACK. • Add the item list, 3/13/2014 Hareesha N Gowda, DSCE, Blore-78 3
  4. 4. 3/13/2014 Hareesha N Gowda, DSCE, Blore-78 4
  5. 5. Part-1: Create body of the Screw jack 1. Select XZ Plane 2. Draw the 2D sketch as shown 3. Use revolved protrusion command to create 3D feature, Angle 3600 3/13/2014 5Hareesha N Gowda, DSCE, Blore-78
  6. 6. Part-2: Create nut of the screw jack 1. Select XZ Plane 2. Draw the 2D sketch as shown 3. Use revolved protrusion command to create 3D feature, Angle 3600 3/13/2014 6Hareesha N Gowda, DSCE, Blore-78
  7. 7. Part-3: Create Screw Spindle of the screw jack (Step-1) 1. Select XZ Plane 2. Draw the 2D sketch as shown 3. Use revolved protrusion command to create 3D feature, Angle 3600 3/13/2014 7Hareesha N Gowda, DSCE, Blore-78
  8. 8. Part-3: Create Screw Spindle of the screw jack ( Step-2) 1. Select XZ Plane 2. Draw the 2D sketch as shown 3. Use Cut out command to create Symmetric through hole 3/13/2014 8Hareesha N Gowda, DSCE, Blore-78
  9. 9. Part-3: Create Screw Spindle of the screw jack ( Step-3) 1. Select XY Plane 2. Draw the 2D sketch as shown 3. Use Cut out command to create Symmetric through hole 3/13/2014 9Hareesha N Gowda, DSCE, Blore-78
  10. 10. Part-3: Create Screw Spindle of the screw jack ( Step-4) 1. Select the Plane as shown 2. Go to hole option, set the parameters as shown in dialogue box 3/13/2014 10Hareesha N Gowda, DSCE, Blore-78
  11. 11. Part-4: Create CUP of the screw jack (Step-1) 1. Select XZ Plane 2. Draw the 2D sketch as shown 3. Use revolved protrusion command to create 3D feature, angle 3600 3/13/2014 11Hareesha N Gowda, DSCE, Blore-78
  12. 12. Part-4: Create CUP of the screw jack (Step-2) 1. Select XZ Plane 2. Draw the 2D sketch as shown 3. Use Cut out command to create the profile as shown 4. Use Circular pattern to create remaining features as shown 3/13/2014 12Hareesha N Gowda, DSCE, Blore-78
  13. 13. Part-5: Create Special washer of the screw jack 1. Select XZ Plane 2. Draw the 2D sketch as shown 3. Use revolved protrusion command to create 3D feature, angle 3600 3/13/2014 13Hareesha N Gowda, DSCE, Blore-78
  14. 14. Part-6: Create Special washer of the screw jack (Step-1) 1. Select XZ Plane 2. Draw the 2D sketch as shown 3. Use revolved protrusion command to create 3D feature, angle 3600 3/13/2014 14Hareesha N Gowda, DSCE, Blore-78
  15. 15. Part-6: Create Special washer of the screw jack (Step-2) 1. Select top surface as shown 2. Draw the 2D sketch as shown 3. Use cut out command to create 3D feature, depth 3mm 3/13/2014 15Hareesha N Gowda, DSCE, Blore-78
  16. 16. Part-6: Create Special washer of the screw jack (Step-3) 1. Select cylindrical surface as shown 2. Use thread command to create thread feature with the parameters as shown below 3/13/2014 16Hareesha N Gowda, DSCE, Blore-78
  17. 17. Part-7: Create Tommy Bar of the screw jack • Select XZ Plane • Draw the 2D sketch as shown • Use revolved protrusion command to create 3D feature, angle 3600 3/13/2014 17Hareesha N Gowda, DSCE, Blore-78

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