Re: [CAD_CAM_EDM_DRO] Inexpensive ACME (lead) screws

MSC and Enco sell Acme threaded rod and nuts fairly cheap.

Greg Maxwell wrote:

>I am working on converting an existing manual panagraph engraver to a
>CNC (2 axis) system. I have a good understanding of the software,
>motors (probably use steppers for low cost), and their associated
>motor drivers. However my problem is in the hardware. I have
>searched a couple websites to get pricing on a x-y manual table that
>will be controlled with the steppers but they want $1,000's for
>these. I have contemplated buying the lead screws and pillar blocks
>and building my own x-y table but the cost of the lead screws
>($100's) seem to make this also overcostly. Is there any surplus
>dealers that can sell lead screws (and bearings) for reasonable costs
>(i.e. $20-$50)? I have searched ebay for parts but they only have
>1pcs. I need to match the x & y turn ratios so I don't have to deal
>with interpolation issues.
>
>Please let me know.
>
>Thanks,
>
>Greg
>
>
>
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