Re: G91 G28 Z0


"Bill Roberto" <upnrunning@xxxxxxxxxxxxx> wrote in message
news:o8L7f.1719$Rl1.776@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>
> If you program a G28 Z0 in absolute the tool rapids to your Z0 program
> position (top or bottom of part depending where your Z0 is) then it goes
> home. If you program it in G91 the tool rapids home from wherever it is,
> therby not causing you to shit your pants.
>

Which, (in the case of our 4 axis horizontal and with no length comp active)
brings the spindle gage line into a position at the pallet rotational
centerline......

Definitely a very, very unfortunate turn of events.

--

SVL


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