Re: [CAD_CAM_EDM_DRO] Re: Lathe Speed Control

Hi, some of these controls allow you to access the control loop, and control
with +-10 volts or +-5 volts. b+b speed control does this, the emerson speed
controls i have can be operated this way, simular to a linear servo amp. how
much horse power are you looking to control? cul brian f.

----- Original Message -----
From: "turbulatordude" <dave_mucha@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Thursday, May 18, 2006 9:45 PM
Subject: [CAD_CAM_EDM_DRO] Re: Lathe Speed Control


> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "stcnc2000" <thinkcnc@...> wrote:
> >
> > Hi,
> > I have Baldor DC motor adjustable speed controller, that has a speed
> > pot.
> > I have a 3 in 1 lathe that i want to control the speed for Constant
> > Surface speed (CSS).
> > My question is would it be possible to change that speed pot to a
> > Digital pot and control it with Mach 3 Turn or Turbocnc4? Is there
> > another
> > way to use the Baldor speed controller with Mach 3 Turn or Turbocnc 4?
> >
> > Thinkcnc
> > Bob A
> > http://stcnc.tripod.com/
>
> One old method that might be useful is to put a motor on the pot itself.
>
> you can adjust the pot from the software by rotating the motor.
>
> It will wear out the pot over time, so it would be a good idea to buy
> a replacement.
>
> Also, check the baldor specs and data sheets to see if they offer such
> a beast. then see what the add-on would be to have that remote interface.
>
> Dave
>
>
>
>
>
>
>
> 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
>
>
>
>
>
>
>
>
> --
> No virus found in this incoming message.
> Checked by AVG Free Edition.
> Version: 7.1.392 / Virus Database: 268.6.0/342 - Release Date: 5/17/06
>
>