Re: Plans for dirt cheap etcher?

>
> HI,
>
> Building a PCB router on the cheap? I'd have to second CrankOrgan

> source of inexpensive plans. If you really can't afford his

> plans, then it's gonna be HARD to buy the parts, drivers, power

> and controller software to drive it!
>
> There were some pix on a small router made from metal drawer

> files. No plans, but throw in some threaded rod, and you'd have

> you draw your own plans from pictures? Original article was

> Volts" magazine, you might be able to do a search and get a

> think it was Dan who had written the article, but I don't believe

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

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

> axis is suspended and travels back and forth "across the bridge".

> or aluminum angle to build it. The drawer slides give

> threaded rod from the hardware store (turned by surplus stepper

> bought on e-bay) drive it. Blocks of delrin (plastic) make up the

> nuts. Pick one of the low cost driver boards that have been

> 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

> 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

> > >want a small 3 axis CNC, say around 6" travel from the center

> > >or Y axis.
> > >
> > >
>