CAD CAM EDM DRO - Yahoo Group Archive

Re: [CAD_CAM_EDM_DRO] driving large DC motor questions

Posted by Dan Mauch
on 2005-02-27 17:45:27 UTC
Does you Ikegai have a Tool turret? If so what are you using to index it? I
have an acquaintance that also has that lathe with the Fanuc 5T controls
that he wants me to update to something pc based.
Dan
----- Original Message -----
From: "vinnygenovese" <superman@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Sunday, February 27, 2005 10:15 AM
Subject: [CAD_CAM_EDM_DRO] driving large DC motor questions


>
>
>
>
> I have just finished converting the X and Z Axis motors on my 1979
> Ikegai FX-25N turning center. I was startled by how much simpler the
> modern RUTEX 90H driver cards are compaired to the original Fanuc 5T
> electronics. My application requires me to be operating at the drop of
> a hat , and what I like about the rutex / PC system I have built is
> that for a few hundred dollars more I can have a backup 90H card ready
> to swap out in seconds.
>
>
>
> I also purchased a Rutex R991H (0-10 V output) to drive the Spindle
> motor. the R90H drive cards do not seem to have enough output to drive
> such a large motor. I also want to have 'electronic gearing'
> capability.
>
> Using the R991H requires me to leave the old Fanuc Vari-speed servo
> drive in place , and that is something I would rather not do, As I want
> all the components in the machine to be easily replacable.
>
>
> my questions are
>
> (1) is there a inexensive (0-10 Volt input ) , 15/20 HP dc drive that
> I could use to 'upgrade' the 25 year old Fanuc 5T vari-speed drive.
>
> (2) If I hook up a 90H card to the spindle motor will the card blow ?
> is there a way to gang together several RUTEX 90H cards to drive a
> larger motor ? or is there a simple amplifier for the 90H DC output ?
>
> (3) also what is the used vari-speed drive worth ? would it pay to
> sell the drive and perhaps the dc motor and buy a VFD/AC motor combo.
> (I only have about $1000 left now that the wife does not know about)
>
> Thank you anyone who responds.
>
>
>
>
>
>
>
>
>
>
> 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
>
>
>
>
>
>
>
>

Discussion Thread

vinnygenovese 2005-02-27 14:31:50 UTC driving large DC motor questions Lance Hopper 2005-02-27 15:05:07 UTC Re: driving large DC motor questions Luke1027 2005-02-27 15:45:58 UTC [CAD_CAM_EDM_DRO] Help with Control Board - Bipolar Steppers Dan Mauch 2005-02-27 17:45:27 UTC Re: [CAD_CAM_EDM_DRO] driving large DC motor questions turbulatordude 2005-02-27 18:03:55 UTC Re: Help with Control Board - Bipolar Steppers Luke1027 2005-02-27 18:36:38 UTC Re: [CAD_CAM_EDM_DRO] Re: Help with Control Board - Bipolar Steppers turbulatordude 2005-02-27 18:43:29 UTC Re: Help with Control Board - Bipolar Steppers Roy J. Tellason 2005-02-27 19:51:25 UTC Re: [CAD_CAM_EDM_DRO] Help with Control Board - Bipolar Steppers Luke1027 2005-02-28 01:29:03 UTC Re: [CAD_CAM_EDM_DRO] Help with Control Board - Bipolar Steppers