Re: Is it possible to change the BP motor to eliminate shifting?

I was wondering if there some more powerful motor or other way to
gear it to maintain the torque in the low range?

Thanks
Keith


--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Lance Hopper"
<snaggletto@c...> wrote:

>
> Yes, you can use a VFD, to control the speed of the motor.

However,

> you will lose tons of torque (cutting power) at lower RPM's by not
> using the backgear (low gear range). This would render the

Bridgeport

> nearly useless while using larger diameter cutters at low RPM.
>
>
>
>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "Keith Clark" <mail@t...>

wrote:

> >
> > Is it possible to change the 2 HP motor on my (Series 1

originally

> > Boss controlled) Bridgeport spindle during conversion to control
> > spindle speed, to a motor that could have the entire speed range
> > needed and thus obviate the need for the gear shift?
> >
> > Thanks,
> > Keith