Hello Viesturs, honestly I was not aware of G43 and there being tool offsets for X and Y. I will have to try that out immediately :) Thanks for the pointer to that information.
BR Max. > 2015-01-20 10:32 GMT+02:00 MH <[email protected]>: >> >> Hello, >> >> I was wondering if anybody else than me uses tool heads with more than >> one tool with linuxcnc. >> >> I have been doing this for years now and using offsets added and >> subtracted to the axis motor-pos-cmd and motor-pos-fb pins in the hal layer. >> >> This is a picture of such a multi tool head for a carton samplemaker >> plotter. >> >> http://picpaste.com/b8c76581ae10a7c2870a704ca07c4764.jpg >> >> Would it be possible to add support to linuxcnc for coordinate systems >> that move the tool head when switching for one coordinate system to another? >> >> The CAD programs used with this type of machine usually program the >> machine as if the tools were all at the same position and use a tool >> change to switch between tools and coordinate systems. > > Is there any particular reason to reinvent the wheel and not to use > tool table and tool [length] offsets in X, Y and/or Z? > Because that is why there is G43 command and that is exactly why there > are dedicated cells in tool table to specify these offsets. > That way you can change the tool with M6 and apply tool offsets with > G43 (including its location offset along X, Y and Z). > > Viesturs > > ------------------------------------------------------------------------------ > New Year. New Location. New Benefits. New Data Center in Ashburn, VA. > GigeNET is offering a free month of service with a new server in Ashburn. > Choose from 2 high performing configs, both with 100TB of bandwidth. > Higher redundancy.Lower latency.Increased capacity.Completely compliant. > http://p.sf.net/sfu/gigenet > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------------ New Year. New Location. New Benefits. New Data Center in Ashburn, VA. GigeNET is offering a free month of service with a new server in Ashburn. Choose from 2 high performing configs, both with 100TB of bandwidth. Higher redundancy.Lower latency.Increased capacity.Completely compliant. http://p.sf.net/sfu/gigenet _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
