Re: [CAD_CAM_EDM_DRO] cnc plasma gizmo

> I've been toying with some similar thoughts to Jens', but I have a more

general

> question. What is the best way to get a small widget of some ilk to work

with a

> CNC machine? There seem to be a good many things one could do with a

"stupid"

> stepper motor; like just run it a fixed number of steps one way or another
> triggered by one input line that's either on or off. Using a whole axis

seems

> like a waste for two state device.
>
> I've seen lots of control cards and devices out there, from PLCs to Basic

Stamps

> and questionable things on Ebay, but I really don't have a clue about

where to

> start except to buy some stuff and start playing with it.
>
> Any suggestions?
>
> Hal Eckhart - Casa Forge - Minneapolis MN - <http://www.casaforge.com>

Make a egg plotter using your computer as a indexer. Bruce is my hero. He
a friend of mine in the Twin Cities Robotics Group (www.tcrobots.org) and
most impressive is that he is a "full-time professional CNC artist."

Here is his egg plotter:
http://www.taomc.com/studio_machines.htm

Here is a simple control circuit he teaches grade school kids at the Science
Museum of Minnesota how to control a egg plotter.
http://www.taomc.com/teaching_machines/eggbot/eggbot1_800.JPG
http://www.taomc.com/bits2bots/

If you guys look at EVERY link on this web site, I guaranty you that you
will never stop to be amazed, there is a lot of verity.

Jeff Martin


PS He is from Minneapolis MN