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Ignoramus11495 Ignoramus11495 is offline
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Default Wobble in Clausing variable speed drive

On 2010-02-09, Wes wrote:
Ignoramus11495 wrote:

I think that I never did, but I have them, here

http://igor.chudov.com/projects/Clau...-Drive-Wobble/



http://igor.chudov.com/projects/Clau...-6386.jpg.html

That looks like the snap ring groove is partialy busted out. That
would cause grief. Some idjit tried to move the sheaves when the
drive system wasn't running.


Yes, it is partially busted, I think from just bad design and
fatigue. I think that the lathe worked for a few years with the groove
so busted.

I think that I can live with this ring busted. I think that the real
cause of thin end shaft vibration was that 1) it wore near the snap
ring 2) the snap ring cracked.

I think that when I get the new shaft and bushing assembly, which
turned out to be not too expensive, and install it with a good snap
ring, it should be better.

http://igor.chudov.com/projects/Clau...-6387.jpg.html

That isn't pretty. It looks like the key cut into the left side of your motor side
pulley. Is that so?

What is the key way condition of?


Not great condition, but, I think, fixing it is is painful due to
epoxy lining. If epoxy was not an issue, I would just weld it with
nickel and machine.

I know that you did redo epoxy lining, maybe I should look to your
example. I do not have a drill big enough to spin the spindle. But
maybe I can do something else.

Did you buy it from DeVitt machinery?

i

http://igor.chudov.com/projects/Clau...-6379.jpg.html



Wes