I am building a machine for some factory automation.
It will have a cam in the shape of a barrel. As the dial rotates
under it, it will drive a set of pins down into the syringe barrels
underneath it.
A machine similar to this:
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The cam needed will look like this cam, visible at the 46 second mark.
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I am thinking of having 4140 rolled into a ring, then milling out the
cam portion, having it hardened.
Any advise on better ideas, what to look out for?
Thanks!