RE: [CAD_CAM_EDM_DRO] Re: Home page pic

Hi Chris,

They are really cute. Simple to drive also. I think a single IC will drive
them. I've seen that done on older disk drives.

Fine pitch leadscrews? That may be enough. What pitch are they?

Maybe I've got the whole "scale" of the machine wrong?

Alan KM6VV

> [mailto:CAD_CAM_EDM_DRO@yahoogroups.com] On Behalf Of lcdpublishing
>
> When I get the tool changer working and such, I will provide photos
> and a description - heck that's half the fun of this stuff.
>
> Yes, they are tiny little Nema 17 motors, picked them up on Ebay for
> a good price, and, for the original design, they are perfect for a
> plotter. However, seeing as I changed my mind and decided to make a
> PCB machining center out of this thing, I am not 100% sure they will
> work. When I was writing and testing the motion control software,
> they sure seemed to have a heck of a lot of force through those fine
> pitched screws so I am 98.87623% sure they will work just fine.