HEIDENHAIN TNC 320 - Page 244

Fixed Cycles: Contour Pocket with Contour Formula
9.1 SL cycles with complex contour formula
9
244
HEIDENHAIN | TNC 320 | User’s manual for cycle programming | 9/2016
9 CYCL DEF 22 ROUGH-OUT
Cycle definition: Rough-out
Q10=5 ;PLUNGING DEPTH
Q11=100 ;FEED RATE FOR PLNGNG
Q12=350 ;FEED RATE F. ROUGHNG
Q18=0 ;COARSE ROUGHING TOOL
Q19=150 ;FEED RATE FOR RECIP.
Q401=100 ;FEED RATE FACTOR
Q404=0 ;FINE ROUGH STRATEGY
10 CYCL CALL M3
Cycle call: Rough-out
11 TOOL CALL 2 Z S5000
Tool call of finishing cutter
12 CYCL DEF 23 FLOOR FINISHING
Cycle definition: Floor finishing
Q11=100 ;FEED RATE FOR PLNGNG
Q12=200 ;FEED RATE F. ROUGHNG
13 CYCL CALL M3
Cycle call: Floor finishing
14 CYCL DEF 24 SIDE FINISHING
Cycle definition: Side finishing
Q9=+1 ;ROTATIONAL DIRECTION
Q10=5 ;PLUNGING DEPTH
Q11=100 ;FEED RATE FOR PLNGNG
Q12=400 ;FEED RATE F. ROUGHNG
Q14=+0 ;ALLOWANCE FOR SIDE
15 CYCL CALL M3
Cycle call: Side finishing
16 L Z+250 R0 FMAX M2
Retract in the tool axis, end program
17 END PGM CONTOUR MM
Contour definition program with contour formula:
0 BEGIN PGM MODEL MM
Contour definition program
1 DECLARE CONTOUR QC1 = “CIRCLE1”
Definition of the contour designator for the program
"CIRCLE1"
2 FN 0: Q1 =+35
Assignment of values for parameters used in PGM
"CIRCLE31XY"
3 FN 0: Q2 =+50
4 FN 0: Q3 =+25
5 DECLARE CONTOUR QC2 = “CIRCLE31XY”
Definition of the contour designator for the program
"CIRCLE31XY"
6 DECLARE CONTOUR QC3 = “TRIANGLE”
Definition of the contour designator for the program
"TRIANGLE"
7 DECLARE CONTOUR QC4 = “SQUARE”
Definition of the contour designator for the program
"SQUARE"
8 QC10 = ( QC 1 | QC 2 ) \ QC 3 \ QC 4
Contour formula
9 END PGM MODEL MM