Re: [CAD_CAM_EDM_DRO] servo motors

hi all
i have found yesterday a dc permanent magnet brush motor. it is just like
who type is using in edm. it is similar to edm servo. but no written any
voltage and amps. it has to permanent magnet in motor and to armatures one
heavy duty and other small.

shabbir

At 09:25 PM 9/9/01 +0000, you wrote:

>"M. SHABBIR" wrote:
>
>> hi
>> what type of servo is using for cnc machine??
>
>Several types are used. The old standby, and one of the simplest to
>drive, is the DC brush servo. This is probably the most well known
>type of DC motor. There are also "DC brushless" motors, really
>these are electronically-commutated AC Synchronous motors with
>permanent magnet rotors. Finally, there are AC induction motors,
>very similar to standard 3-phase AC motors.
>
>The choice of motor is simply to match the servo amp. If you don't
>already have a servo amp, then you can choose the motor most
>easily available, unless the possibility of downtime causes a DC
>brush motor to be undesirable.
>
>Jon
>
>
>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@...
>Moderator: jmelson@... timg@... [Moderator]
>URL to this page: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>bill,
>List Manager
>
>
>
>Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>