RE: [CAD_CAM_EDM_DRO] Positioning

Sure, when you read the specs on the average screw, and that "Dummies Guide To Fantasy Machining" you've got.

Do you know what a drunken thread is?

Do you know what a temperature coefficient is? (Go work out the expansion on a 600mm steel screw for a 1 degree delta.)

Tony

(You and your microns, lol)

> Please read the specs on any scale, of any caliper.
> They are not accurate, they are off by about 0.08 mm max over 60 cm.
>
> Useless for measuring things accurately, and totally useless for measuring cnc
> level stuff, where backlash is measured in microns.
>
>
> On 02/06/2014 14:55, 'Tony Smith' ajsmith1968@...
> [CAD_CAM_EDM_DRO] wrote:
> > You are confusing 'accuracy' with 'possibly not suitable for the
> > specific task'.
> >
> > Tony
> >
> > (why am I not surprised...)
>
> --
> -hanermo (cnc designs)
>
>
>
> ------------------------------------
> Posted by: Hannu Venermo <gcode.fi@...>
> ------------------------------------
>
> Addresses:
> FAQ: http://www.ktmarketing.com/faq.html
> FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
> Post Messages: CAD_CAM_EDM_DRO@yahoogroups.com
>
> Subscribe: CAD_CAM_EDM_DRO-subscribe@yahoogroups.com
> Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
> List owner: CAD_CAM_EDM_DRO-owner@yahoogroups.com,
> wanliker@..., timg@...
> Moderator: pentam@... indigo_red@...
> davemucha@... [Moderators]
> URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>
> OFF Topic POSTS: General Machining
> If you wish to post on unlimited OT subjects goto:
> aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach it if
> you have trouble.
> http://www.metalworking.com/news_servers.html
>
> http://groups.yahoo.com/group/jobshophomeshop I consider this to be a sister
> site to the CCED group, as many of the same members are there, for OT
> subjects, that are not allowed on the CCED list.
>
> NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING
> THEM. DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
> bill
> List Mom
> List Owner
>
> Yahoo Groups Links
>
>
>