Tutorial how to model a propelling pencil (7)

Part 2

  1. Step 1:

    open on the shown surface and use convert entities command. then exit from the sketch

  2. Step 2:

    open a sketch on the front plane and draw a tooth profile again. please be attention that shown point must bu coincided with the circle

  3. Step 3:

    exit from the sketch. go to insert--curve--helix then select the blue surface

  4. Step 4:

    draw shown circle

  5. Step 5:

    exit from the sketch and enter shown values

  6. Step 6:

    confirm that and use sweep command. firstly select the sketch

  7. Step 7:

    select the helis and confirm that

  8. Step 8:

    now open a sketch on the front plane and draw a rectangle like shown. the dimensions are not important.

  9. Step 9:

    use cut extrude command at two direction.

  10. Step 10:

    confirm that and part 2 is ready

  11. Step 11:

    save part 2

    next: http://grabcad.com/questions/tutorial-how-to-model-a-propelling-pencil-8