Re: Grizzly Mini Mill- first look

Andy Clay wrote:

>
> From: Andy Clay <andyc@...>
>
> Ron Ginger wrote:
> >
> > From: Ron Ginger <ginger@...>
> >
> > I finally received the mini mill and got it setup. On the whole I think
> > its a very nice little machine. In general the 'fit and finish' is quite
> > nice. All the machined surfaces have a good finish, things operate
> > smoothly, etc.
>
> I also have one of these mills, except that I'm in Australia, so I got
> it locally. It works very well.
>
> >
> > The X and Y screws can only be called bizzare- they are 16tpi, but the
> > collars are calibrated in 123 divisons. the divisions are labeled as
> > .001", but in fact are .0005" and the numbers should read to 6 instead
> > of 12. I wonder if the collars were made for a lathe to measure diameter
> > instead of radius? For my use this wont matter but if someone bought
> > this thing for manual use it would be very screwy to use.
>
> Not really. It is actually a metric machine. The leadscrews are 1.5mm
> pitch & the dials are divided into 125 divisions, giving 0.02mm. They
> are numbered 0 to 14 each 5 divisions.
>

CORRECTION - this should be divided into 75 divisions- head not working

> I was going to convert this to CNC of course, but haven't started yet.
>
> Cheers...Andy
>
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