Re: Backlash

I have tried using the .0001" indicator on the saddle and I get the
same readings. I have not mentioned that I have glass scales on both
the X and Y axis and they concur with my indicator readings.

I have tried various gib adjustments, hence the use of a scale to
measure the force to move the saddle and table.

Vince

>
> Vince.
>
> Are you still using the 1 thou DTI to show the start of movement

like in the

> video. My 1 thou DTI needs quite a lot of movement just to get it

moving.

>
> Have you tried you 1/10 thou DTI between the saddle and bed, back

the screw

> out one way until the DTI moves, then move the screw back in until

the DTI

> moves 1 thou, your back lash is given by the angle moved by the

screw less 1

> thou. Moving the screw by jogging with the CNC should give you this

figure.