[Lab] ideas for small spindle for small cnc
Paul (Maker Engineering)
paul at makerengineering.com
Wed Feb 9 18:21:17 EST 2011
I would say get a shaft that fits a stock chuck (drill press chuck for
Mount a pulley drive on it, and drive it from an RC Brushless DC Motor, with
an RC Speed controller. You can send it simple servo signals (pwm) to
control the speed accurately and easily, and the whole thing would be quite
high torque, and fairly cheap. And no fancy electronics to power the motor,
just feed it raw 12VDC from your main PSU.
On Wed, Feb 9, 2011 at 6:15 PM, Darcy Whyte <darcy at siteware.com> wrote:
> I want to make a couple small CNC mills for fun. I decided the Mantis is
> too small so I am doing other designs. I want to use it for cutting balsa
> wood and the other for more general purpose.
> I am looking for ideas for the spindle for cutting balsa wood. I think if
> it had an 1/8th chuck so I could use my 1/64th end mill that would be cool.
> Any ideas what to use for the spindle??
> Lab mailing list
> Lab at artengine.ca
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