Tutorial how to make engine part 7


file: piston

  1. Step 1:

    we will model a piston. try to draw a sketch like in the picture. most importand dimension is piston radius.

  2. Step 2:

    use cut revolve command

  3. Step 3:

    open a sketch on front plane and draw a rectangle

  4. Step 4:

    use cut extrude command and cut the body

  5. Step 5:

    open a sketch on this surface

  6. Step 6:

    draw this sketch with using mirror command

  7. Step 7:

    extrude it 40mm. then open a sketch on this surface

  8. Step 8:

    use convert entities command and select this surface

  9. Step 9:

    draw the shown sketch

  10. Step 10:

    use trim command

  11. Step 11:

    extrude 10mm and mirror it

  12. Step 12:

    open a sketch on blue surface and draw a 11mm circle center of it

  13. Step 13:

    cut the body

  14. Step 14:

    now you should use fillet command.

  15. Step 15:

    use dome command

  16. Step 16:

    piston is ready for now. follow next tutorial