Homebrew PCBs

>Sure it does, eliminate the ball screw and coupling and switch over 
>to a linear motor - that is much simpler! However, in reality, much 
>more expensive too :-(

So you consider $25.00 for a 250 RPM gearhead motor with 250 oz-in 
stall torque expensive too? That's what was paid for the one's I'm 
using.


--- In Homebrew_PCBs@yahoogroups.com, "lcdpublishing" 
<lcdpublishing@y...> wrote:
> > A DC gearhead motor is best for lead screw applications as it 
allows 
> > the screw to be driven "directly" without any complications 
provided 
> > speed and torque requirements are met. It doesn't get much 
simpler 
> > than this;
> 
> 
> Sure it does, eliminate the ball screw and coupling and switch 
over to 
> a linear motor - that is much simpler!  However, in reality, much 
more 
> expensive too :-(