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6 pr ogr amming examples – HEIDENHAIN TNC 426 (280 476) User Manual

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9 Programming: Subprograms and Program Section Repeats

9.6 Pr

ogr

amming Examples

10 L Z+250 R0 F MAX M6

Tool change

11 TOOL CALL 2 Z S4000

Call the drilling tool

12 FN 0: Q201 = -25

New depth for drilling

13 FN 0: Q202 = +5

New plunging depth for drilling

14 CALL LBL 1

Call subprogram 1 for the entire hole pattern

15 L Z+250 R0 F MAX M6

Tool change

16 TOOL CALL 3 Z S500

Tool call: reamer

17 CYCL DEF 201 REAMING

Cycle definition: REAMING

Q200=2 ; SET-UP CLEARANCE

Q201=-15 ; DEPTH

Q206=250 ; FEED RATE FOR PLNGNG

Q211=0.5 ; DWELL TIME AT DEPTH

Q208=400 ; RETRACTION FEED RATE

Q203=+0 ; SURFACE COORDINATE

Q204=10 ; 2ND SET-UP CLEARANCE

18 CALL LBL 1

Call subprogram 1 for the entire hole pattern

19 L Z+250 R0 F MAX M2

End of main program

20 LBL 1

Beginning of subprogram 1: Entire hole pattern

21 L X+15 Y+10 R0 F MAX M3

Move to starting point for group 1

22 CALL LBL 2

Call subprogram 2 for the group

23 L X+45 Y+60 R0 F MAX

Move to starting point for group 2

24 CALL LBL 2

Call subprogram 2 for the group

25 L X+75 Y+10 R0 F MAX

Move to starting point for group 3

26 CALL LBL 2

Call subprogram 2 for the group

27 LBL 0

End of subprogram 1

28 LBL 2

Beginning of subprogram 2: Group of holes

29 CYCL CALL

1st hole with active fixed cycle

30 L IX+20 R0 F MAX M99

Move to 2nd hole, call cycle

31 L IY+20 R0 F MAX M99

Move to 3rd hole, call cycle

32 L IX-20 R0 F MAX M99

Move to 4th hole, call cycle

33 LBL 0

End of subprogram 2

34 END PGM UP2 MM

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