HEIDENHAIN TNC 320 (340 551-02) - Manual (Page 246)

246 8 Programming: Cycles
8.3 Cy
cles f
o
r Milling P
o
c
k
ets, St
uds and Slots
8 Angle of rotation Q224 (absolute value): Angle by
which the entire slot is rotated. The center of rotation
lies in the center of the slot.
8 Infeed for finishing Q338 (incremental value):
Infeed per cut. Q338=0: Finishing in one infeed.
8 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
51 CYCL DEF 210 SLOT RECIP. PLNG
Q200=2 ;SET-UP CLEARANCE
Q201=-20 ;DEPTH
Q207=500 ;FEED RATE FOR MILLNG
,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
Q218=80 ;FIRST SIDE LENGTH
Q219=12 ;SECOND SIDE LENGTH
Q224=+15 ;ROTATIONAL POSITION
Q338=5 ;INFEED FOR FINISHING
Q206=150 ;FEED RATE FOR PLUNGING