Touch Probe
From PROBOTIX :: wiki
http://www.craftycnc.com/touch-probes/
http://www.ebay.com/itm/171912530881
http://meshlab.sourceforge.net/
http://wiki.linuxcnc.org/cgi-bin/wiki.pl?Touch_Probe
http://www.timeguy.com/cradek/01262579508
http://lab.whitequark.org/notes/2014-07-06/g38-probing-workpieces-in-linuxcnc/
http://www.scorchworks.com/Blog/auto-probing-with-g-code-ripper/
http://www.scorchworks.com/Gcoderipper/gcoderipper.html
LinuxCNC is distributed with gridprobe.ngc and smartprobe.ngc
( Rectangular Probing )
( )
( This program repeatedly probes in a regular XY grid and writes the )
( probed location to the file 'probe-results.txt' in the same directory )
( as the .ini file )
(Configuration section) G20 (Inches) F4 (probe speed)
- 1=0 (X start)
- 2=.25 (X increment)
- 3=13 (X count)
- 4=0
- 5=.25
- 6=5 (Y count)
- 7=.1 (Z safety)
- 8=-.5 (Z probe)
(End configuration section)
(PROBEOPEN probe-results.txt)
- 9=0 #10=0
G0Z#7 O1 while [#9 lt #6]
#10=0 G0 Y[#4+#5*#9] O2 while [#10 lt #3] O3 if [[#9/2] - fix[#9/2] eq 0] G0X[#1+#2*#10] O3 else G0X[#1+#2*[#3-#10-1]] O3 endif G38.2Z#8 G0Z#7 #10=[#10+1] O2 endwhile #9=[#9+1]
O1 endwhile
(PROBECLOSE) G0Z#7 G0X#1Y#4 M2