Re: [CAD_CAM_EDM_DRO] Re: Laser Distance Measure

Why don't you stick to a dial indicator to check backlash.and spindle sweep
and a 10 inch level which is all that I use on less precise machines.

Harko

On 1/6/07, b_e_bloke <blokeybloke@...> wrote:
>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com<CAD_CAM_EDM_DRO%40yahoogroups.com>,
> Jon Elson <elson@...> wrote:
>
> <snip>
>
> > A Renishaw ball-bar tester is a very portable system that is used to
> do axis
> > alignment and backlash tests on large machining centers.
>
> <snip>
>
> > ... They are not cheap, though. They are
> > also a LOT more accurate than a tape measure!
>
> This appears to do little more than we would do when checking a table
> by using a part program then measuring the results. Nice in principle
> but probably over the top for our needs.
>
> Thanks though... It is good to know about it.
> John
>
>
>


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