1. CATIA Mechanical Design Example

2. CATIA Mechanical Design Example
Connecting Rod

3. CATIA Mechanical Design Example
1. Start menu - Mechanical Design => Part Design - Specification Tree - xy plane - Sketcher Draw a Circle of radius 12mm

4. CATIA Mechanical Design Example
2. Pad (check Mirrored extent ) - 10mm

5. CATIA Mechanical Design Example
3. xy plane - Sketcher - Arc of radius 25mm - distance between 2 circles 120mm - Exit

6. CATIA Mechanical Design Example
4. Line

7. 5. Pad (Mirrored extent) - 10mm

8. CATIA Mechanical Design Example
6. xy plane - Sketcher - Profile Set constraint - Exit

9. CATIA Mechanical Design Example
7. Pad (Mirrored extent ) - 5mm

10. CATIA Mechanical Design Example
8. Select the face on small circle of model - Sketcher - Draw a circle of radius 7.5mm

11. CATIA Mechanical Design Example
9. Pocket

12. CATIA Mechanical Design Example
10. Select the face on larger cicle part - Sketcher - Draw a circle of radius 15mm - Exit

13. CATIA Mechanical Design Example
11. Pocket

14. CATIA Mechanical Design Example
12. Sketcher( on the connecting body ) - Draw 2 Arcs on both sides (colored red in figure below) - radius 5mm, 7mm - Draw 2 lines connecting 2 arcs - Exit

15. CATIA Mechanical Design Example
13. Pocket - 4mm

16. CATIA Mechanical Design Example
14. To make a same Pocket on the opposite side of the connecting body, After selecting the pocket, run the function Mirror like figure below

17. CATIA Mechanical Design Example
15. To make bolt up region - Sketch(figure) - Circle radius 7mm

18. CATIA Mechanical Design Example
16. Pocket - 10mm

19. CATIA Mechanical Design Example
17. select the Pocket and Mirror (zx plane)

20. CATIA Mechanical Design Example
18. Select the proper plane(figure) - Sketch - 4mm radius circle

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19. Pocket - Up to last

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20. Mirror (zx plane) the pocket

23. CATIA Mechanical Design Example
21. Select proper plane(figure) - Sketcher - 17mm radius Circle

24. CATIA Mechanical Design Example
22. Pocket - 1mm

25. CATIA Mechanical Design Example
23. Mirror(xy plane)