HEIDENHAIN iTNC 530 (340 49x-03) Pilot - Manual (Page 56)

56
Cyc
les for Drilling, Tappi
n
g and
Thread Mi
lling
RIGID TAPPING without a floating tap holder NEW (Cycle 207)
8 CYCL DEF: Select Cycle 207 TAPPING NEW
8 Set-up clearance: Q200
8 Total hole depth: thread length = distance between the workpiece
surface and the end of the thread: Q201
8 Pitch: Q239
The algebraic sign differentiates between right-hand and left-hand
threads:
Right-hand thread: +
Left-hand thread: –
8 Workpiece surface coordinate: Q203
8 2. Set-up clearance: Q204
„
Machine and control must be specially prepared by the
machine tool builder to enable rigid tapping.
„ This cycle requires a position-controlled spindle.
26 CYCL DEF 207 RIGID TAPPING NEW
Q200=2 ;SET-UP CLEARANCE
Q201=-20 ;DEPTH
Q239=+1 ;PITCH
Q203=+25 ;SURFACE COORDINATE
Q204=50 ;2. SET-UP CLEARANCE