CAD CAM EDM DRO - Yahoo Group Archive

Re: stepper accuracy compared to servos...

Posted by cnczeus
on 2004-01-30 09:19:52 UTC
--- In CAD_CAM_EDM_DRO@yahoogroups.com, "ballendo" <ballendo@y...>
wrote:
> Thank you Greg!
>
> I've been trying to "expose" this truth be for years now...
>
> Ballendo
>
> In CCED, "Greg Jackson" <greg@t...> wrote:> For the most part,
> stepper versus servo will not be much of a comparison in
> >accuracy.<snip>
> > The bottom line is that while servos have a number of advantages,
> accuracy is not one of them. Steppers can provide a great deal of
> accuracy at low cost. <snip>
>
> (If you missed the whole post, it's worth reading IMO...)

I believe you refer to the in motion accuracy of steppers to that of
servos and I must agree that steppers are better, however once a
single step is lost the remainder of the motion is far worse than the
worst of the servo drive.

Jeff

Discussion Thread

eewizard_1 2004-01-26 19:41:09 UTC Poor Mans DRO jim_stoll 2004-01-27 08:09:18 UTC Re: Poor Mans DRO Jon Elson 2004-01-27 13:16:59 UTC Re: [CAD_CAM_EDM_DRO] Re: Poor Mans DRO jethrobodine 2004-01-27 13:58:25 UTC Re: Poor Mans DRO jethrobodine 2004-01-27 14:19:50 UTC Re: Poor Mans DRO ballendo 2004-01-27 16:20:02 UTC Re: Poor Mans DRO bull2003winkle 2004-01-27 18:22:42 UTC Re: Poor Mans DRO Jon Elson 2004-01-27 20:13:37 UTC Re: [CAD_CAM_EDM_DRO] Re: Poor Mans DRO Jon Elson 2004-01-27 20:21:23 UTC Re: [CAD_CAM_EDM_DRO] Re: Poor Mans DRO rawen2 2004-01-27 21:58:22 UTC Re: Poor Mans DRO gcjahnke2000 2004-01-28 04:53:31 UTC Re: Poor Mans DRO jethrobodine 2004-01-28 13:17:26 UTC RE: [CAD_CAM_EDM_DRO] Re: Poor Mans DRO Raymond Heckert 2004-01-28 17:12:59 UTC Re: [CAD_CAM_EDM_DRO] Re: Poor Mans DRO Ray Henry 2004-01-29 12:59:15 UTC Re: Re: Poor Mans DRO Jon Elson 2004-01-29 18:04:30 UTC Re: [CAD_CAM_EDM_DRO] Re: Re: Poor Mans DRO Greg Jackson 2004-01-29 19:37:51 UTC Ball Bar Tests & accuracy Jon Elson 2004-01-29 21:37:29 UTC Re: [CAD_CAM_EDM_DRO] Ball Bar Tests & accuracy ballendo 2004-01-30 07:34:59 UTC stepper accuracy compared to servos... cnczeus 2004-01-30 09:19:52 UTC Re: stepper accuracy compared to servos... Paul 2004-01-30 10:14:30 UTC Re: [CAD_CAM_EDM_DRO] Re: stepper accuracy compared to servos... turbulatordude 2004-01-30 12:04:16 UTC Re: stepper accuracy compared to servos... Wayne Whippo 2004-01-30 16:01:36 UTC Re: Ball Bar Tests & accuracy Mariss Freimanis 2004-01-30 18:55:57 UTC Re: stepper accuracy compared to servos... Jon Elson 2004-01-30 19:56:26 UTC Re: [CAD_CAM_EDM_DRO] Re: stepper accuracy compared to servos... ballendo 2004-01-31 12:54:07 UTC Re: stepper accuracy compared to servos... eewizard_1 2004-01-31 12:54:40 UTC Re: stepper accuracy compared to servos... Greg Jackson 2004-01-31 13:06:04 UTC RE: [CAD_CAM_EDM_DRO] Re: stepper accuracy compared to servos... Paul 2004-01-31 13:37:14 UTC Re: [CAD_CAM_EDM_DRO] Re: stepper accuracy compared to servos... Greg Jackson 2004-01-31 13:44:36 UTC RE: [CAD_CAM_EDM_DRO] Re: stepper accuracy compared to servos... Jon Elson 2004-01-31 20:29:49 UTC Re: [CAD_CAM_EDM_DRO] Re: stepper accuracy compared to servos... Chris Cain 2004-02-02 09:13:19 UTC RE: [CAD_CAM_EDM_DRO] Re: stepper accuracy compared to servos...