Markus,
The aluminum channel is shaped in such a way it becomes the
base and the linear slides. Regular threaded rod 1/4-20 is used for
many reasons covered in my info section. Please keep your questions
to milling circuit boards. Other questions are off topic.
John
--- In
Homebrew_PCBs@yahoogroups.com, Markus Zingg <m.zingg@n...>
wrote:
> >Markus,
> > The aluminum window channel used in my machines is only
> >available in the US and Canada. We can buy it here as scrap. If
you
> >have a PCBoard milling question just ask.
> >
> >
> > Nothing beats the copier/etching method! I have tried all
the
> >methods to date except the URBAN LEGEND Inkjet/floor polish method.
> >
> >
> > John
>
> John
>
> I apreciate your reply. I'm close to 100% sure I could organize a
> replacement for that channel here - IMHO really no reason not to
ship
> plans if your customer knows that getting parts needs to improvise.
I
> mean I really do expect to have problems with getting the SAME parts
> as you use in your constructions here just because of the
> inches/metrics difference between the place you and I live, so
> expecting a fool prove plan for the conditions as they are here for
me
> would be foolish. BUT, just get ideas and the experience that is
> inside your plans IS worth the price of the plans.
>
> Btw, I don't want to build a milling machine to do PCB milling, but
I
> need an acurate (and faster) way to drill the holes into the PCB and
> that's where a CNC milling machine comes in handy. Besides, I also
> would apreciate having a simple CNC milling machine for other
ocasions
> (not PCB related).
>
> Ok, I do have a question :-) What I did not see / read on your pages
> is what kind of sliders you use. I.e. if you use regular threaded
> stocks and nuts or if you use more precise stuff and of course if
it's
> really possilbe by using regular threaded stocks / nuts only to
reach
> the precision you claim for the "brute".
>
> Bottom line is I'm still interested in getting your plans (for the
> burte), cause I'm more than convinced that they contain enough
detail
> information saving me hours of hassle hence justifying the price.
Wire
> transfering shipping charges along with the price of the plans to
any
> bank acount of yours you name (in a privat e-mail to me of course)
> would just take some mouse clicks. (That's something we're really
good
> at here in Switzerland. We don't use checks of any nature anymore
for
> at least more than 20 years now :))) )
>
> Markus