Why not expand the LinuxCNC tool call to alphanumeric symbols of longer length?
On Fri, Nov 7, 2025 at 4:04 PM Brad Collette <[email protected]> wrote: > Thanks Andy, > I've looked through that wiki page and I think there's a pretty good > concept map so it should be compatible. > I'm trying to stay pretty close to the ISO 13399 spec to avoid the XKCD 927 > <https://xkcd.com/927/> problem. Other than the notable lack of 'sets' of > tools, > the standard seems reasonably flexible. > > Tool items work well for an abstract catalog items like "5mm end mill" but > can also be as specific as "Harvey tools, 3mm 4 flute, unobtanium endmill, > part number 8675309" > > Assemblies let you put tool items together and be as exact or as loose > about what 'together' means as you wish. > > Instances are oriented at tracking real world artifacts. Again, the spec > is loose about exactly what gets tracked for an instance. > > Presets have inherent expectation that the tool is used in the context of a > machine and that relationship may be data-rich. > > My current working schema > <https://github.com/loobric/smooth-core/blob/master/docs/DATA_MODEL.md> > also has 'usage'. This was an earlier experiment and I'm rethinking it.. > It was meant to be a place to collect use information over time but I now > believe this is either an attribute of the instance or the preset > (lifetime use of the tool vs usage of the tool in a machine). I'll > probably drop 'usage' > > I already mentioned 'sets' before. I think the tagging system would allow > mapping machine+spindle <-> set. > > > > On Fri, Nov 7, 2025 at 10:21 AM andy pugh <[email protected]> wrote: > > > On Fri, 7 Nov 2025 at 15:26, Brad Collette <[email protected]> > > wrote: > > > > > This is still pretty early and the data schema is likely to change. > > > > I think you were in the meeting so have probably seen this, but I will > > repeat it: > > > > http://wiki.linuxcnc.org/cgi-bin/wiki.pl?ToolDatabase > > > > This describes a tool database that I developed in discussion with > > Tormach. It considers the possibility of a machine having a number of > > tool carousels, for example. > > > > Some of the mappings may seem backwards, but it is this one-to-many > > mapping that suggests the mappings. > > > > One thing that is worth considering is that (in G-code at least) the > > programme can only pick a tool with a single integer. It makes sense > > that this could be one of several tools, with the least-worn (or just > > an unbroken replacement) being chosen by external processing. > > > > -- > > atp > > "A motorcycle is a bicycle with a pandemonium attachment and is > > designed for the especial use of mechanical geniuses, daredevils and > > lunatics." > > — George Fitch, Atlanta Constitution Newspaper, 1912 > > > > > > _______________________________________________ > > Emc-developers mailing list > > [email protected] > > https://lists.sourceforge.net/lists/listinfo/emc-developers > > > > > -- > Brad Collette > 573-427-7132 > > _______________________________________________ > Emc-developers mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-developers > -- Addressee is the intended audience. If you are not the addressee then my consent is not given for you to read this email furthermore it is my wish you would close this without saving or reading, and cease and desist from saving or opening my private correspondence. Thank you for honoring my wish. _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
