On Saturday 13 February 2016 12:17:19 Sarah Armstrong wrote: > see the excellent book " cnc programming handbook 3ed by peter smid > page 409 > > or in the following link to version 2 of the book , section 41 , pg > 393 > https://www.dropbox.com/s/hujpvl8yvk5lbc8/CNC%20Programming%20Handbook >.pdf?dl=0 > It took 4 tries to get the dl started, but its coming in now. Thanks for the hints.
> On 13 February 2016 at 16:35, Gene Heskett <ghesk...@wdtv.com> wrote: > > On Saturday 13 February 2016 06:08:49 Sarah Armstrong wrote: > > > why not mirror parts using G41 G42 far quicker > > > > Zero documentation of that potential usage in the pdf docs? The > > next person to see that code would shake his head at such > > convolution. I'm looking at it, and would read that as applying a > > fixed offset, not a dynamic one. And that doesn't pass the "does it > > make sense" test here. > > > > From that pdf: > > === > > G41 <D-> (left of programmed path) > > G42 <D-> (right of programmed path) > > • D - tool number > > > > The D word is optional; if there is no D word the radius of the > > currently loaded tool will be used (if no tool is loaded and no D > > word is given, a radius of 0 will be used). > > > > If supplied, the D word is the tool number to use. This would > > normally be the number of the tool in the spindle (in which case > > the D word is redundant and need not be supplied), but it may be any > > valid tool number. > > === > > Note the word "radius". > > > > Now Sarah, you wouldn't mention it unless you've done it. so please > > explain. :) > > > > Cheers, Gene Heskett > > -- > > "There are four boxes to be used in defense of liberty: > > soap, ballot, jury, and ammo. Please use in that order." > > -Ed Howdershelt (Author) > > Genes Web page <http://geneslinuxbox.net:6309/gene> > > > > > > -------------------------------------------------------------------- > >---------- Site24x7 APM Insight: Get Deep Visibility into Application > > Performance APM + Mobile APM + RUM: Monitor 3 App instances at just > > $35/Month Monitor end-to-end web transactions and take corrective > > actions now Troubleshoot faster and improve end-user experience. > > Signup Now! > > http://pubads.g.doubleclick.net/gampad/clk?id=272487151&iu=/4140 > > _______________________________________________ > > Emc-users mailing list > > Emc-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/emc-users Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> ------------------------------------------------------------------------------ Site24x7 APM Insight: Get Deep Visibility into Application Performance APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month Monitor end-to-end web transactions and take corrective actions now Troubleshoot faster and improve end-user experience. Signup Now! http://pubads.g.doubleclick.net/gampad/clk?id=272487151&iu=/4140 _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
