Example:
1. G Function Description
Y
10
20
20
10
10
G54 20
G
52
20 10
3rd hole
thickness10mm
1st hole
(100, 65)
2nd hole
(90,15)
(110, 15)
X
Program description:
N001 T1 S1000 M03；//tool No.1(diameter 10mm), spindle 1000rpm
(CW)
N002 G54 X0.0 Y0.0 Z0.0；//specify work coordinate (G54)
N003 G00 X90.0 Y15.0 Z10.0；//positioning to above of specified
position
N004 G43 H01；//tool length compensation (tool No.1)
N005 G99 G81 Z-15.0 R2.0 F1000；//execute drilling cycle, stop at R
point when return, feedrate 1000mm/min, drill 1st hole
N006 X110.0；//drill 2nd hole
N007 X100.0 Y65.0；//drill 3rd hole
N008 G80；//cancel cycle
N009 M05；//spindle stops
N010 G28 X0.0 Y0.0 Z10.0；//reference point return, X0.0,Y0.0,Z10.0
to be center point
N011 T2 M06 S1000 M03；//execute tool exchange(tool No.2 diameter
10mm), after finishing, spindle start to turn, 1000rpm(CW)
N012 G52 X30.0 Y30.0 Z0.0；//specify local coordinate zero point to
the work coordinate (G54) of X40.0,Y40.0,Z0.0(geometry center of
workpiece)
N013 G00 X0.0 Y0.0 Z10.0 ； //positioning to local coordinate
X0.0,Y0.0,Z10.0(above the hole)
N014 G01 Z-12.0；//linear interpolation to bottom of the hole
65
    "