HEIDENHAIN TNC 620 (34056x-04) Cycle programming User Manual
Page 113
THREAD MILLING/COUNTERSINKING (Cycle 263, DIN/ISO:G263,
software option 19)
4.7
4
TNC 620 | User's Manual Cycle Programming | 5/2013
113
2nd set-up clearance Q204 (incremental):
Coordinate in the spindle axis at which no collision
between tool and workpiece (fixtures) can occur.
Input range 0 to 99999.9999
Feed rate for countersinking Q254: Traversing
speed of the tool during countersinking in mm/min.
Input range 0 to 99999.9999 alternatively
FAUTO,
FU
Feed rate for milling Q207: Traversing speed of
the tool in mm/min while milling. Input range 0 to
99999.999 alternatively
FAUTO
NC blocks
25 CYCL DEF 263 THREAD MLLNG/
CNTSNKG
Q335=10
;NOMINAL DIAMETER
Q239=+1.5
;THREAD PITCH
Q201=-16
;THREAD DEPTH
Q356=-20
;COUNTERSINKING
DEPTH
Q253=750
;F PRE-POSITIONING
Q351=+1
;CLIMB OR UP-CUT
Q200=2
;SET-UP CLEARANCE
Q357=0.2
;CLEARANCE TO SIDE
Q358=+0
;DEPTH AT FRONT
Q359=+0
;OFFSET AT FRONT
Q203=+30
;SURFACE COORDINATE
Q204=50
;2ND SET-UP
CLEARANCE
Q254=150
;F COUNTERBORING
Q207=500
;FEED RATE FOR
MILLING