Re: [CAD_CAM_EDM_DRO] Threaded Rod WORKS!

I an in the process of converting a 7X12 mini lathe to cnc and will use BSA
10 pitch Super nuts 0 back lash.
JIM

----- Original Message -----
From: "cncdxf" <cncdxf@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Wednesday, January 23, 2002 4:26 AM
Subject: [CAD_CAM_EDM_DRO] Threaded Rod WORKS!


> For the beginner only
>
>
> Hi,
> I have used threaded rod now for over six months. The trick is to
> use a block of plastic for a drive nut. Lately I have been using
> Delrin. I got this idea from John at www.kleinbauer.com/ I went over
> there yesterday to look at the 7th Sojourn. He uses cheap threaded
> rod on all his designs. I asked him about the wear. He said he cycles
> all his designs several thousand times. Then he measures the machine
> for overal accuracy. He said you have to use the machine everyday
> for several months before the rod needs to be replace. I have cut
> several dozen circuit boards on my machine and my threaded rod is
> fine. For a first machine threaded rod works great. Just don't use a
> brass nut on it like the experts suggest. Plastic works best.
> Select only a good piece of threaded rod. Leave the rusted ones
> at the store. If you use threaded rod on your machine, don't be shy
> tell them how it works! Accuracy, everybody talks about accuracy. What
> is everybody using their machine for. I never see any project being
> descussed here anymore.
>
> Bob
>
>
>
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