Discovering

A dividing plate is used to make cog wheels or gears. It is a circular disk punched with equally spaced holes which enables the machinist to rotate the piece he is working on very precise distances.

How to make a 12 tooth cog

  • place the piece in front of one of the holes of the dividing plate
  • work on the blank
  • move the dividing plate 5 holes on
  • work on the blank again
  • do the above 12 times
    (because 5 x 12 = 60!)
To make a 10 tooth cog wheel, you have to turn the dividing plate holes.

To make a 15 tooth cog wheel, you have to turn the dividing plate holes.

To make a 20 tooth cog wheel, you have to turn the dividing plate holes.