Re: Inexpensive ACME (lead) screws

Can these cheap tables be upgraded with new lead screws and anti-
backlash nuts?

Greg

--- In CAD_CAM_EDM_DRO@yahoogroups.com, ccq@x wrote:
> Not to mention that http://www.use-enco.com/ also has cheapie
Chinese x-y
> tables. If they're not up to your spec, they're still a good
running start at
> the problem.
>
> Bill
>
>
> On Wed Jan 28 14:25:07 2004 Simon M. Arthur wrote:
>
> >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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> >
> >
> >Addresses:
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[Moderators]
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> >
> >OFF Topic POSTS: General Machining
> >If you wish to post on unlimited OT subjects goto:
aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach
it if you have trouble.
> >http://www.metalworking.com/news_servers.html
> >
> >http://groups.yahoo.com/group/jobshophomeshop I consider this to
be a sister site to the CCED group, as many of the same members are
there, for OT subjects, that are not allowed on the CCED list.
> >
> >NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING
THEM. DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
> >bill
> >List Mom
> >List Owner
> >
> >
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> >
>
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