Realtime path planning won't be needed, I don't think. All possible paths will be derived from a 3D CAD model and won't change. It will need to accommodate variations, possibly skipping over sections to move to the next section, but those paths will be predetermined.
> On Aug 22, 2017, at 10:40 PM, Chris Albertson <albertson.ch...@gmail.com> > wrote: > > The robot in the videos most defiantly NOT something you would want to use > LinuxCNC for. They do real-time path planning. Today I'm implement that > with something like a self driving fork lift and save the cost of all that > track. The machine would roll on the floor with wheels and if it was slow > or if demand increased I could simply buy more self driving forklifts > > On Tue, Aug 22, 2017 at 5:06 PM, Rick Gresham <rickgres...@comcast.net> > wrote: > >> That's why I wonder about rolling my own versus starting with something >> like that in the video linked below. Not sure which would be harder, more >> expensive. >> >> https://youtu.be/NRO98Rm58-k >> >> >>> On Aug 22, 2017, at 4:30 PM, Chris Albertson <albertson.ch...@gmail.com> >> wrote: >>> >>> The resolution is controlled by the step size of the motor. It's >>> mechanical. Getting to 1/8 inch over a 100 foot space is easy in terms >> of >>> the software but you will need to invent some hardware that holds to >> those >>> tolerances. >>> >>> On Tue, Aug 22, 2017 at 3:35 PM, Rick Gresham <rickgres...@comcast.net> >>> wrote: >>> >>>> I've only just started trying to learn a little about realtime motion >>>> control so I don't have a good answer re: units. While a complete Star >>>> Trek-like plant console might be really cool, I suspect the investment >>>> would be hard to justify for a largely lights out application. >>>> >>>> I don't need the resolution LinuxCNC provides, +/- 1/8 inch is probably >>>> totally adequate, but controlling a tool position in a finite 3D space >>>> seemed similar enough to a CNC router type application that LinuxCNC >> seemed >>>> like a good place to start learning about the options. >>>> >>>> Rick >>>> >>>>>> On Aug 22, 2017, at 1:05 PM, andy pugh <bodge...@gmail.com> wrote: >>>>>> >>>>>> On 22 August 2017 at 18:01, Rick Gresham <rickgres...@comcast.net> >>>> wrote: >>>>>> I'm exploring options for a 3 axis controller similar in some ways to >>>> typical cnc router-like application. What may make my application >> unique >>>> is the size of the 3D space in which the tool operates: up to about >> 150' x >>>> 150' x 50'. In addition, I need to control tool changes and >>>> calculate/control fluid flow rates based on calculations applied to >>>> retrieved persistent data. ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
