Re: [CAD_CAM_EDM_DRO] Backlash

David,

Good idea! Do you think cutting the thick end in half paralell to the axis of the screw with a screw to squeeze the nut on the thread would be any better??? Modifying the nuts appeals to me more than the spring mod.

jack

figNoggle <david@...> wrote:


hi jack-

the simplest way is to slit your brass nuts:

http://www.fignoggle.com/machines/x2mill/howTo-antiBacklashNut.htm

we've written a bunch of how-tos on this subject directly applicable to
the x2 but can be used in larger machines.

hope this helps!
david

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On Mon, 14 Jan 2008, Jack Mc Kie wrote:

> I am in the process of retrofitting my X2 mini-mill with 269oz steppers
> controlled by a Xylotex controller and Mach3.
>
> I am looking for a cheap/simple way to reduce backlash on the X-Y axis.
> At present I have .005-.007" backlash in the X axis and .010 in the Y.
>
> Would it be reasonable, for light machining, to spring load the X-Y
> axis???
>
> Is there a simple way to modify the existing nuts to reduce backlash???
>
> Any suggestions???
>
> Jack
>
>
>





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