Hi John Thanks for the addition. I've seen Fred's Sherline conversions at a couple of shows.
Several years ago now I set up a test mill for Abdul Rafik at Vital Systems using surplus Pittman printer motors and got 150 IPM from a stock Sherline. We didn't think the leadscrews would last very long! Have a great day. Ray Henry On Wed, 2009-04-08 at 09:05 -0400, John Guenther wrote: > They did one in 2008 at the Cabin Fever show using Fred > Smiths http://www.imsrv.com servo system and ball screws from KDN tool. > The servos are normally used on Sherline machines and the X2 mini mill > worked just fine and had very good rapid speeds. I don't remember > exactly whet they were but it was fast. > > Here is a link to the complete kit used on the X2: > > http://www.cadcamcadcam.com/cncretrofitkitformini-millseigx2.aspx > - > John Guenther > 'Ye Olde Pen Maker' > Sterling, Virginia > > > On Wed, 2009-04-08 at 07:27 -0500, Ray Henry wrote: > > IMO a half horse is way overkill. I used 110 Inch Ounce steppers and > > 3/1 belt ratio with 5 TPI screws on a Grizz about that size years ago. > > Just to prove to myself that it could be done. The down side was about > > 30 IPM max rapid. > > > > Rayh > > > > > > On Tue, 2009-04-07 at 23:28 -0700, Kirk Wallace wrote: > > > I am looking into converting an X2 class mini-mill: > > > http://www.harborfreight.com/cpi/ctaf/Displayitem.taf?itemnumber=44991 > > > > > > I'd like to get a feel for the appropriate size for the axis motors. If > > > anyone has their X2 motor wattage and/or peek/constant torque specs > > > handy, I'd appreciate getting them. I'm guessing around 200-300 Watts or > > > 2-3 Nm with 3 to 1 gearing. Thanks. > > > -------------- > > > Kirk > > > http://www.wallacecompany.com/machine_shop/ > > > > > > > > > > ------------------------------------------------------------------------------ > > This SF.net email is sponsored by: > > High Quality Requirements in a Collaborative Environment. > > Download a free trial of Rational Requirements Composer Now! > > http://p.sf.net/sfu/www-ibm-com > > _______________________________________________ > > Emc-users mailing list > > Emc-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------------ This SF.net email is sponsored by: High Quality Requirements in a Collaborative Environment. Download a free trial of Rational Requirements Composer Now! http://p.sf.net/sfu/www-ibm-com _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
