Re: [CAD_CAM_EDM_DRO] Re: Lathe Speed Control

So far the only thing you should consider is the one where you hook a motor
up to the pot. If you can get me the schematic of the amplifier the pot is
hooked up to, I'll tell you how to modify it...

On 5/18/06, BRIAN FOLEY <ka1bbg@...> wrote:
>
> 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
> >
> >
> >
> >
> >
> >
> >
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> 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
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> 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
>
>
>
>
>
>
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>


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