Re: Gearhead motors ? future drives ?

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "turbulatordude"
<dave_mucha@y...> wrote:

> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "vrsculptor"

<vrsculptor@h...>

> wrote:
> > Dave,
> > I don't disagree at all but there are always tradeoffs. If you

use

> > the 10X multiplier the G340 will fault if it the motor is off

by

> > off by +/- 13 counts (10 X 13 = 130). Ask me how I know :) If

you

> > derate the machine enough this doesn't matter. If you put on

lower

> > resolution encoders the +/- 1 count servo dance can have an

effect

> > on finish.
> >
> > I'm hoping that I can use Mariss' un-stop-able stepper drive

logic

> > to control the G320. The G100 should not care if it is a stepper

or

> > servo as long as it get encoder pulses.
> >
> > Roger
>
>
> Funny, I chose not to use the multiplier for pretty much the same

reason.

>

DeskCNC has been delivering 125,000, smooth, steps per second for
the better part of a year, and 45,000 for 2 years before that.

That gives you what? 600 ipm.

Fred Smith - IMService
http://www.cadcamcadcam.com/hobby