Originally Posted by bradyfb Dennis, I'am new to this cnc stuff; and may not be asking this question the right way. the nut will be mounted to the bridge or gantry, which the ballscrew will be turning inside the nut. the screw will be mounted to the motor by a belt drive. and I'am sure that there is a limit to what diameter screw i can use with my 850 oz/inch torque servo motor before I risk burning the motor up, because I'm trying to turn to much weight/load... I do think that I have big motors or am I wrong? |
I have 300 oz/in steppers on my new lathe witha 6-1 belt drive thats 1800oz/in
It ripped the treads out of the mounting plate when I missed a - sign from a test move; so 850 with a reduction would be plenty I'd say