HEIDENHAIN TNC 320 (340 55x-03) User Manual
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8 Programming: Cycles
8.3 Cy
cles f
o
r Milling P
o
c
k
ets, St
uds and Slots
Angular length
Q248 (incremental value): Enter the
angular length of the slot.
Infeed for finishing
Q338 (incremental value):
Infeed per cut. Q338=0: Finishing in one infeed.
Feed rate for plunging
Q206: Traversing speed of
the tool while moving to depth in mm/min. Effective
only during finishing if infeed for finishing is entered.
Example: NC blocks
52 CYCL DEF 211 CIRCULAR SLOT
Q200=2
;SET-UP CLEARANCE
Q201=-20
;DEPTH
Q207=500
;FEED RATE FOR MILLING
Q202=5
;PLUNGING DEPTH
Q215=0
;MACHINING OPERATION
Q203=+30
;SURFACE COORDINATE
Q204=50
;2ND SET-UP CLEARANCE
Q216=+50
;CENTER 1ST AXIS
Q217=+50
;CENTER 2ND AXIS
Q244=80
;PITCH CIRCLE DIA.
Q219=12
;SECOND SIDE LENGTH
Q245=+45
;STARTING ANGLE
Q248=90
;ANGULAR LENGTH
Q338=5
;INFEED FOR FINISHING
Q206=150
;FEED RATE FOR PLUNGING