Re: plasma setup-leadscrew vs. rack & pinio n + software

Peja,

Yes, roller chain can work very well for some types of machines.
Plasma and wood/platic routers being two types so suited.

Sorry, but I don't know th url for plasmacam. It does not come up ina
yahoo search?

Ballendo

--- In CAD_CAM_EDM_DRO@yahoogroups.com, Miroslav Pejic <peja@n...>
wrote:

> Hello, Ballendo,
> I saw once on this forum, roller chain is NOT enough linear for CNC
> machines.
> So, you recommend it again ?
>
> And, I can't find an email address of Plasmacam, Inc on

plasmacam.com. Do

> you have it?
> Peja
>
> -----Original Message-----
> From: ballendo <ballendo@y...> [mailto:ballendo@y...]
> Sent: Thursday, February 20, 2003 3:25 PM
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: [CAD_CAM_EDM_DRO] Re: plasma setup-leadscrew vs. rack &

pinion

> + software
>
>
> Hello,
>
> Roller chain (#25, or even bicycle chain) can work really well for
> plasma. Fix the chain at both ends, and move the motor/sprocket. An
> idler sprocket or two adds "wrap" to the motor sprocket. If your
> motors are small, try a 4:1 reduction before the final output. BTW,
> this will work for routers too...
>
> Hope this helps,
>
> Ballendo
>
>
> www.plasmacam.com
> > for some ideas about rack and pinion setups.
> >
> > Drop me a line off list and I can go into detail about the THC
> plans
> > and some ideas for torch holders.
>
>
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