Re: [CAD_CAM_EDM_DRO] 5-Axis help

Hahaha! Nothing like good ol' fashion encouragement to brighten up any young
fellow who inspires to experiment and develop

----- Original Message -----
From: "Jon Elson" <elson@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Monday, September 16, 2002 10:11 PM
Subject: Re: [CAD_CAM_EDM_DRO] 5-Axis help


> isaiah_bellais wrote:
>
> > Hello all. I am interested in building a 5 axis router mill like the
> > one here: http://www.ctek-on-line.com/5axisgm2.html. Of course the
> > one I have in mind is much smaller.
> > A little back ground; I am a beginner industrial designer and know
> > that some of the big companies have their prototypes built in these
> > big machines. Most of the work that I do can easily be done on a
> > smaller 5-axis gantry mill. I would like to mill something in a 2'-
> > 3' cube area. Has anyone attempted to build anything like this? Is
> > it feasible? I'm a bit lucky that I can get an aluminum frame built
> > for next to nothing
>
> Stop right there! What do you want to make? If you intend to carve parts
> out of wood, an aluminum-framed machine may do, depending on the precision
needed.
> If you intend to cut metal, on a 2 x 3 FOOT machine, I seriously doubt you
> can afford enough aluminum to build such a machine. Also, if you intend
> to make precise parts, the aluminum machine may not be rigid enough
> for that size.
>
> > but my main problem is the drivers to run the
> > stepper motors. The 5-axis drivers are considerably more expensive
> > than their 3-axis siblings.
>
> Why can't you buy 5 one-axis drivers? Or, how about 2 3-axis drivers,
> and leave one channel as a spare?
>
> > Why? I have no knowledge of electronics
> > so I can't design a driver myself. I've noticed tons of home built 3-
> > axis drivers on the web but can't seem to find any 5-axis drivers.
> > Has anyone on this discussion board built a driver for this type of
> > application? If so, are you willing to help a struggling student? :)
> > Am I in over my head?
>
> Yes, at this point, I think you are definitely in over your head. Don't
buy
> anything, and don't have anybody make any parts for you until you have
> a better picture of how it all fits together and what your requirements
are.
>
> > Although I'm not very knowledgeable with
> > electronics, I am very technical and don't get discouraged easily. I
> > have been researching this for about two weeks now and am hung on
> > this one problem.
>
> Ah, well, I researched about 5 years before plunging in! There are a lot
more
> people doing this now, however.
>
> Jon
>
>
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