Re: Ballscrew balls ? - RockOmatic spindle

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "rickchownyk2000"
<rchownyk@...> wrote:

>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, figNoggle <david@> wrote:
> >
> >
>
> In the 5/8 series of ball screw and nuts that I have bought, they
> have always had undersized and sometimes not round balls! I can only
> imagine the oem application is for the thrust and not accuracy. I
> always buy extra balls (boy, doesn't that just sound bad!)to reload
> the nut. On my little cnc I have about .001 backlash. Pretty good
> for a 23.00 nut I think! Pics are at www.cnczone.com Photo section,
> RickOmatic folder. I will also be at the cnc-workshop 'tellin' lies'
> and having lots of fun! www.cnc-workshop.com Rick
> >

Hi Rick,

What size motor is in your spindle ? great looking design.


I checked McMAster and rearing rated balls are $2.64 per Pack of 100.
not bad.

Dave