HEIDENHAIN TNC 426 B User Manual page 264

8 CYCL DEF 2 DRILLING
Q2 =2 ;SET-UP CLEARANCE
Q2 1=-3 ;DEPTH
Q2 6=25 ;FEED RATE FOR PLNGNG
Q2 2=3 ;PLUNGING DEPTH
Q21 = ;DWELL TIME AT TOP
Q2 3=+ ;SURFACE COORDINATE
Q2 4=1 ;2ND SET-UP CLEARANCE
9 CALL LBL 1
1 L Z+25 R F MAX M6
11 TOOL CALL 2 Z S4
12 FN : Q2 1 = -25
13 FN : Q2 2 = +5
14 CALL LBL 1
15 L Z+25 R F MAX M6
16 TOOL CALL 3 Z S5
17 CYCL DEF 2 1 REAMING
Q2 =2 ;SET-UP CLEARANCE
Q2 1=-15 ;DEPTH
Q2 6=25 ;FEED RATE FOR PLNGNG
Q211= .5 ;DWELL TIME AT DEPTH
Q2 8=4 ;RETRACTION FEED RATE
Q2 3=+ ;SURFACE COORDINATE
Q2 4=1 ;2ND SET-UP CLEARANCE
18 CALL LBL 1
19 L Z+25 R F MAX M2
2 LBL 1
21 L X+15 Y+1 R F MAX M3
22 CALL LBL 2
23 L X+45 Y+6 R F MAX
24 CALL LBL 2
25 L X+75 Y+1 R F MAX
26 CALL LBL 2
27 LBL
28 LBL 2
29 CYCL CALL
3 L IX+2 R F MAX M99
31 L IY+2 R F MAX M99
32 L IX-2 R F MAX M99
33 LBL
34 END PGM UP2 MM
HEIDENHAIN TNC 426 B, TNC 430
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Cycle definition: Centering
Call subprogram 1 for the entire hole pattern
Tool change
Call the drilling tool
New depth for drilling
New plunging depth for drilling
Call subprogram 1 for the entire hole pattern
Tool change
Tool call: reamer
Cycle definition: REAMING
Call subprogram 1 for the entire hole pattern
End of main program
Beginning of subprogram 1: Entire hole pattern
Move to starting point for group 1
Call subprogram 2 for the group
Move to starting point for group 2
Call subprogram 2 for the group
Move to starting point for group 3
Call subprogram 2 for the group
End of subprogram 1
Beginning of subprogram 2: Group of holes
1st hole with active fixed cycle
Move to 2nd hole, call cycle
Move to 3rd hole, call cycle
Move to 4th hole, call cycle
End of subprogram 2
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