Andy,
Are you able to CAD model the existing broken one or is it too far gone?  

I suspect the Hob will be the most work.

John
 

> -----Original Message-----
> From: andy pugh [mailto:bodge...@gmail.com]
> Sent: January-05-21 4:18 PM
> To: Enhanced Machine Controller (EMC)
> Subject: Re: [Emc-users] I wonder if I can fix it?
> 
> On Wed, 6 Jan 2021 at 00:07, John Dammeyer <jo...@autoartisans.com> wrote:
> 
> > One could do an experiment.  Cut a cup the size of the gear but without the 
> > teeth.  Then mount it and run an offset skateboard
> wheel inside it to flex it about the amount the gear would flex.  Count 
> revolutions and let it go.  How many days, weeks etc before
> failure?
> 
> I could just use the wave generator.
> 
> But I suspect that it would last a lot longer without the teeth.
> 
> --
> atp
> "A motorcycle is a bicycle with a pandemonium attachment and is
> designed for the especial use of mechanical geniuses, daredevils and
> lunatics."
> � George Fitch, Atlanta Constitution Newspaper, 1912
> 
> 
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