Friday 23 October 2009

Cutting the teeth.

I use a homemade 'wheel cutting engine' to cut my teeth. But the milling machine can be used to do this as well as the lathe can- with a milling head. If preparation and planning is all sorted then all the teeth of the wheels can be cut in an evening.
Make a mandrel: use 1/2" steel rod, turn down one end to the 3/16ths for your wheels. Then thread the end 2 B.A. with a washer and nut to hold the work tight.
Mount your mandrel in a horizontal holder on the machine table with the applicable division plate attached at it's other end.
Centre up your 0.8 module cutter by using a lathe centre point.

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