Re: Plans for dirt cheap etcher?

Ok, this seems to be the earliest thread before the hijack ;). Found
a perfect setup from k2cnc.com, something like this built of MDF or
plywood would be perfect. Anyone have planes, or even a 3 view of
something like the small setup there?


--- In CAD_CAM_EDM_DRO@yahoogroups.com, "krashking405"
<krashking405@...> wrote:

>
> Don't want to build a PCB router, more a small CNC mill, stock

that

> would be at max 12"X12"X3".
>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "Alan Marconett" <KM6VV@>
> wrote:
> >
> > HI,
> >
> > Building a PCB router on the cheap? I'd have to second

CrankOrgan

> for a
> > source of inexpensive plans. If you really can't afford his
> inexpensive
> > plans, then it's gonna be HARD to buy the parts, drivers, power
> supply, CAD
> > and controller software to drive it!
> >
> > There were some pix on a small router made from metal drawer
> slides in the
> > files. No plans, but throw in some threaded rod, and you'd have
> it. Can
> > you draw your own plans from pictures? Original article was
> from "Nuts &
> > Volts" magazine, you might be able to do a search and get a
> reprint. I
> > think it was Dan who had written the article, but I don't

believe

> he has any
> > copies of it available. He might know the issue date.
> >
> > Basically figure a gantry style mill; that is a bridge that

holds

> the Y axis
> > up in the air. The X axis moves fore and aft "under the

bridge".

> The Z
> > axis is suspended and travels back and forth "across the

bridge".

> Use wood,
> > or aluminum angle to build it. The drawer slides give
> it "guidance", and
> > threaded rod from the hardware store (turned by surplus stepper
> motors
> > bought on e-bay) drive it. Blocks of delrin (plastic) make up

the

> leadscrew
> > nuts. Pick one of the low cost driver boards that have been
> recently
> > discussed (make sure your motors match).
> >
> > Here's a picture of a nice gantry mill in aluminum from the UK.
> >
> > http://www.cncdudez.com/
> >
> >
> > Dave has a $25 set of plans, although it will cost $$ to buy the
> precision
> > shafting and leadscrews he specifies.
> >
> > http://www.hobbycnc.com/plans.php
> >
> >
> > You might get some ideas here (got any old plotters/printers?):
> >
> > http://www.robio.be/cnc
> >
> >
> > And some PLANS you CAN download:
> >
> > http://www.otocoup.com/Plans_e.htm
> >
> > Alan KM6VV
> >
> >
> >
> > > krashking405 wrote:
> > >
> > > >Should have called it something other than an etcher, guess I
> really
> > > >want a small 3 axis CNC, say around 6" travel from the center
> in X
> > > >or Y axis.
> > > >
> > > >
> >
>