Re: [CAD_CAM_EDM_DRO] Better resolution accuracy?

Hi Dave,

I can't see a problem with this. Of course your table would run a bit slower
but it sounds like you should get plenty of speed anyway.

Les

> I have a very heavy duty x y table fitted with DC servo motors etc which I
> am in the process of converting to a CNC router / miller.
>
> The 1" thick leadscrews are fairly coarse pitch, but all is very well and

precision made.

> The current encoders (400 steps per rev) give me an effective resolution
> of 500 steps per inch of movement which I feel may not be good enough for
> routing curves etc ?.
>
> Not wishing to replace the leadscrews or encoders at this stage, I figure
> I could increase the resolution by putting a 4-1 reduction system via

toothed belts

> and pulleys in between the motor shaft and the leadscrew end.
>
> Can anyone in the group offer any info / downsides to doing this ?
>
> Many thanks
>
> Dave Fisher - UK
>
>