Re: formula ?

I am missing something here.

is the TPI of the thread on the driven leadscrew one of the factors
in the calcualtion ?

Dave

--- In CAD_CAM_EDM_DRO@y..., "n4onl" <umrk@b...> wrote:
> --- In CAD_CAM_EDM_DRO@y..., "docholliday01201" <whollid1@m...>
wrote:
> > once again, who knows the formula for converting rotational
torque
> at
> > the motor-to linear force at the table ??
>
>
> In an earlier post Mariss used...
>
> (Oz/In at Motor) X (drive ratio) X 2pi / 16 = Thrust Force in Lbs
> (neglecting transmission efficiency)
>
>
> 50 (oz/in) X 20 (20:1) X 6.28 (2pi) / 16 = 392 lbs Force
>
>
> mike