HEIDENHAIN TNC 426 (280 476) Pilot - Manual (Page 45)

46
Cycles
for
Machining
Holes
and
Threads
BORE MILLING (208)
Pre-position to the center of the hole with R0
CYCL DEF: Select Cycle 208 BORE MILLING
Set-up clearance: Q200
Depth: Distance between workpiece surface
and bottom of hole: Q201
Feed rate for plunging: Q206
Infeed per helix: Q334
Workpiece surface coordinate: Q203
2nd set-up clearance: Q204
Nominal diameter of hole: Q335
Pilot-drilled diameter: Q342