HEIDENHAIN TNC 320 (340 551-01) - Manual (Page 303)

˜ ˜¢¬ 303
9.5 Nesting
9.5 Nesting
Types of nesting
„ ¤*zpV"h’˜§a›^am˜"˜’¤*zpV"h
„ pV"h˜’F4›apm˜FzF"›’˜§a›^am˜"˜zpV"h˜’F4›apm˜FzF"›
„ ¤*zpV"h’˜FzF"›F=
„ pV"h˜’F4›apm˜FzF"›’˜§a›^am˜"˜’¤*zpV"h
Nesting depth
^F˜mF’›amV˜=Fz›^˜a’˜›^F˜m¤h*F˜pO˜’¤44F’’a¦F˜dF¦Fd’˜am˜§^a4^˜
zpV"h˜’F4›apm’˜p˜’¤*zpV"h’˜4"m˜4"dd˜O¤›^F˜zpV"h˜’F4›apm’˜p˜
’¤*zpV"h’
„ "¨ah¤h˜mF’›amV˜=Fz›^˜Op˜’¤*zpV"h’9˜"zzp¨˜–T˜¬¬¬
„ "¨ah¤h˜mF’›amV˜=Fz›^˜Op˜h"am˜zpV"h˜4"dd’9˜^F˜mF’›amV˜=Fz›^˜
a’˜daha›F=˜pmd©˜*©˜›^F˜"¦"ad"*dF˜§pcamV˜hFhp©
„ p¤˜4"m˜mF’›˜zpV"h˜’F4›apm˜FzF"›’˜"’˜pO›Fm˜"’˜=F’aF=
Subprogram within a subprogram
Example NC blocks
0 BEGIN PGM UPGMS MM
...
17 CALL LBL “SP1”
"dd˜›^F˜’¤*zpV"h˜h"cF=˜§a›^˜ ˜s
...
35 L Z+100 R0 FMAX M2 "’›˜zpV"h˜*dp4c˜pO˜›^F
h"am˜zpV"h˜|§a›^˜¬¢}
36 LBL “SP1” FVammamV˜pO˜’¤*zpV"h˜¢
...
39 CALL LBL 2 "dd˜›^F˜’¤*zpV"h˜h"cF=˜§a›^˜ ˜¢
...
45 LBL 0
m=˜pO˜’¤*zpV"h˜s
46 LBL 2 FVammamV˜pO˜’¤*zpV"h˜¢
...
62 LBL 0
m=˜pO˜’¤*zpV"h˜¢
63 END PGM UPGMS MM