HEIDENHAIN TNC 620 (73498x-01) ISO programming - Manual (Page 496)

Contour cycles
Radius compensation of the contour subprograms
Coordinate transformation
Q-parameter definitions
Sequence of program steps for machining
with several tools
List of subcontour programs G37 P01 ...
Define contour data G120 Q1 ...
Define/Call drill
Contour cycle: pilot drilling
Cycle call
G121 Q10 ...
Define/Call roughing mill
Contour cycle: rough-out
Cycle call
G122 Q10 ...
Define/Call finishing mill
Contour cycle: floor finishing
Cycle call
G123 Q11 ...
Define/Call finishing mill
Contour cycle: side finishing
Cycle call
G124 Q11 ...
End of main program, return M02
Contour subprograms G98 ...
G98 L0
Contour Programming sequence
of the contour elements Radius
compensation
Internal
(pocket) Clockwise (CW)
Counterclockwise (CCW) G42 (RR)
G41 (RL)
External
(island) Clockwise (CW)
Counterclockwise (CCW) G41 (RL)
G42 (RR)
Coordinate
transformation
Activate Cancelation
Datum
shift G54 X+20 Y+30
Z+10 G54 X0 Y0 Z0
Mirror image G28 X G28
Rotation G73 H+45 G73 H+0
Scaling factor G72 F 0.8 G72 F1
Working plane G80 A+10 B+10
C+15 G80
Working plane PLANE ... PLANE RESET
D Function
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
19 Assignment
Addition
Subtraction
Multiplication
Division
Root
Sine
Cosine
Root sum of squares c =
√
a
2
+b
2
If equal, go to label number
If not equal, go to label number
If greater than, go to label number
If less than, go to label number
Angle from c sin a and c cos a
Error number
Print
Assignment PLC