HEIDENHAIN iTNC 530 (340 49x-04) User Manual
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8 Programming: Cycles
8.6 Cy
cles f
o
r Milling P
o
c
k
ets, St
uds and Slots
Depth
Q201 (incremental value): Distance between
workpiece surface and bottom of stud.
Plunging depth
Q202 (incremental value): Infeed per
cut. Enter a value greater than 0.
Feed rate for plunging
Q206: Traversing speed of
the tool while moving to depth in mm/min.
Set-up clearance
Q200 (incremental value): Distance
between tool tip and workpiece surface.
Workpiece surface coordinate
Q203 (absolute
value): Absolute coordinate of the workpiece surface
2nd set-up clearance
Q204 (incremental value):
Coordinate in the tool axis at which no collision
between tool and workpiece (clamping devices) can
occur.
Path overlap factor
Q370: Q370 x tool radius =
stepover factor k. Maximum input value: 1.9999
Example: NC blocks
8 CYCL DEF 257 CIRCULAR STUD
Q223=60
;FINISHED PART DIA.
Q222=60
;WORKPIECE BLANK DIA.
Q368=0.2
;ALLOWANCE FOR SIDE
Q207=500
;FEED RATE FOR MILLNG
Q351=+1
;CLIMB OR UP-CUT
Q201=-20
;DEPTH
Q202=5
;PLUNGING DEPTH
Q206=150
;FEED RATE FOR PLUNGING
Q200=2
;SET-UP CLEARANCE
Q203=+0
;SURFACE COORDINATE
Q204=50
;2ND SET-UP CLEARANCE
Q370=1
;TOOL PATH OVERLAP
9 CYCL CALL POS X+50 Y+50 Z+0 FMAX M3
X
Z
Q200
Q201
Q206
Q203
Q204
Q202