Vintage screw cutting machine machining a cam - GIF

[Altair]

Vintage screw cutting machine machining a cam.




Previously:

Crankshaft journal polisher - GIF
Machining a large crankshaft - GIF
Crankshaft hardening machine - GIF
Crankshaft grinding - video
Crankshaft balancing machine - GIF

[ductape]

I have never machined a cam and always wondered how they kept from hanging up or gouging the back side of the lobe as it turned. That retracting cutter action is very interesting.