On Wed, 2009-04-08 at 14:34 -0700, Kirk Wallace wrote: > 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 > > So far, > Ray's Stepper > 110 oz.-in. / 141.6 = .777 Nm @ Stall (my assumption) > > Japan Servo > ?A x 24V = ?Watts > 58 oz.-in. / 141.6 = .410 Nm @ 2700 (my assumption) > 176 oz.-in. / 141.6 = 1.24 Nm @ Stall (my assumption) > > IMService > 1.75A x 30V = 52.5 Watts > 20 oz.-in. / 141.6 = .141 Nm @ 2800 RPM > 170 oz.-in. / 141.6 = 1.20 Nm @ Stall
This motor ( 86BLF04 ) is catching my eye: http://www.wantmotor.com/ProductsView.asp?id=181&pid=81 maybe with this controller ( BLDC-5015A ): http://www.wantmotor.com/ProductsView.asp?id=180&pid=86 (I wonder what "Wit Trust Humanity Brave Strict" means?) or Jon's: http://pico-systems.com/acservo.html but might be a bit of over-kill. ------------- 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 [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
