I should not have worded it as gear reduction. There are no gears, only ratio reduction by belts. The Y belt is fairly long, it has the typical setup with the motor mounted parallel to the y axis below the knee. The X motor is mounted in a way that should make an easy mounting of an encoder at the end of the lead screw like you suggested.
Terry On Sun, Jul 4, 2010 at 12:44 AM, Jon Elson <[email protected]> wrote: > Terry Neilson wrote: > > Jon, > > I accidentally missed this reply, I'm new at this. > > The plate on the motor is old and difficult to read. The Ohms probably > are > > .8. There is a 2.75 gear reduction to the screw. The lead screw is 5 TPI > . > > Rapids are now 100 IPM, so max. motor rpm must be around 1375 RPM. > > > GEAR reduction, or do you mean a timing belt? Gears are trouble, unless > they have an > anti-backlash mechanism. Belts are fine if they are short and can be > tensioned well. > > Jon > > > ------------------------------------------------------------------------------ > This SF.net email is sponsored by Sprint > What will you do first with EVO, the first 4G phone? > Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------------ This SF.net email is sponsored by Sprint What will you do first with EVO, the first 4G phone? Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
