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Intro to-freecad

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Introduction to FreeCAD - steps people through the process of creating a replacement lamp part using constructive solid geometry. Workshop held at the edge -- http://edgeqld.org.au/

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Intro to-freecad

  1. 1. Introduction to FreeCAD @clinton_freeman
  2. 2. Overview• House keeping• Names• Class structure• Creating your first shapes• Constructive Solid Geometry• Practical example
  3. 3. FreeCAD• Open Source• Cross Platform (Windows, Mac, Linux)• http://free-cad.sf.net/
  4. 4. Modes
  5. 5. Object Creation
  6. 6. Navigation & Selection
  7. 7. Exercise #1• Create a box• Create a cylinder• Navigate around the objects
  8. 8. Exercise #1
  9. 9. Parametric shapes
  10. 10. Exercise #2• Rotate the cylinder 90˚ along the x-axis• Change the size of the square• Change the position of the cylinder
  11. 11. Exercise #2
  12. 12. CSG - Cut
  13. 13. CSG - Add
  14. 14. CSG - Intersection
  15. 15. Exercise #3
  16. 16. Start with two boxes• Box A - Size:(7.00, 50.00, 50.00)• Box A - Pos:(0.00, 0.00, 0.00)• Box B - Size: (7.00, 26.00, 50.00)• Box B - Pos:(12.00, 0.00, 7.00)• Union
  17. 17. Start with two boxes
  18. 18. Add a third box• Box C - Size:(30.00, 26.00, 32.00)• Box C - Pos:(12.00, 9.00, 14.00)• Union
  19. 19. Add a third box
  20. 20. Add a cylinder• Cylinder A - Size: (360.00, 52.00, 4.00)• Cylinder A - Pos: (25.00, 51.00, 7.00)• Cylinder A - Rot: (90˚, 1.00, 0.00, 0.00)• Cut
  21. 21. Add a cylinder
  22. 22. Add another cylinder• Cylinder B - Size: (360.00, 50.00, 7.60)• Cylinder B - Pos: (25.00, 50.00, 27.50)• Cylinder B - Rot: (90˚, 1.00, 0.00, 0.00)• Cut
  23. 23. Add another cylinder
  24. 24. One more cylinder• Cylinder C - Size: (360.00, 50.00, 7.50)• Cylinder C - Pos: (25.00, 25.00, -2.00)• Cylinder C - Rot: (0˚, 1.00, 0.00, 0.00)• Cut
  25. 25. Finished Design
  26. 26. Next week...• Introduction to 3D printing!• Different printers and how they work• Print the replacement part
  27. 27. One more thing• Feedback• https://www.surveymonkey.com/s/DIYTech

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