HEIDENHAIN CNC Pilot 4290 V7.1 - Manual (Page 528)

528
6.14 Int
e
ra
ctiv
e W
o
rk
ing Plan Gener
a
tion (IWG)
L Oversize
The oversize “shifts” the contour depending on the cutter
position Q (generates “Oversize G58” before the milling cycle):
„ Q=0: Oversize will be ignored
„ For closed contours:
„ Q=1: Reduces the contour
„ Q=2: Enlarges the contour
„ For open contours:
„ Q=1: Shift to the left
„ Q=2: Shift to the right
Parameters
Effects of “cutter position, cutting direction and direction
of tool rotation:” see “Contour milling G840—
Fundamentals” on page 261.