HEIDENHAIN TNC 320 User's Manual For Cycle Programming page 183

Q204=100 ;2ND SET-UP CLEARANCE
Q301=1 ;MOVE TO CLEARANCE
Q365=0 ;TYPE OF TRAVERSE
7 CYCL DEF 220 POLAR PATTERN
Q216=+90 ;CENTER IN 1ST AXIS
Q217=+25 ;CENTER IN 2ND AXIS
Q244=70 ;PITCH CIRCLE DIAMETR
Q245=+90 ;STARTING ANGLE
Q246=+360 ;STOPPING ANGLE
Q247=+30 ;STEPPING ANGLE
Q241=5 ;NR OF REPETITIONS
Q200=2 ;SET-UP CLEARANCE
Q203=+0 ;SURFACE COORDINATE
Q204=100 ;2ND SET-UP CLEARANCE
Q301=1 ;MOVE TO CLEARANCE
Q365=0 ;TYPE OF TRAVERSE
8 L Z+250 R0 FMAX M2
9 END PGM HOLEPAT MM
HEIDENHAIN | TNC 320 | User's manual for cycle programming | 9/2016
Programming Examples
Define cycle for polar pattern 2, CYCL 200 is called
automatically; Q200, Q203 and Q204 are effective as
defined in Cycle 220.
Retract in the tool axis, end program
6
6.4
183