HEIDENHAIN SW 54843x-03 DIN Programming - Manual (Page 106)

106 smart.Turn units
2.6 Units—Pr
e
dr
illing in C axis
2.6 Units—Predrilling in C axis
"Predrill, contour mill, figures on face" unit
The unit determines the hole position and machines the hole. The
subsequent milling cycle obtains the hole position from the reference
stored in NF.
Unit name: DRILL_STI_KON_C / Cycles: G840 A1 (see page 359); G71
(see page 325)
Access to the technology database:
 Machining operation: Drilling
 Affected parameters: F, S
Figure form
Q
Type of figure
 0: Full circle
 1: Linear slot
 2: Circular slot
 3: Triangle
 4: Rectangle, square
 5: Polygon
QN Number of polygon corners—only with Q=5 (polygon)
X1 Diameter of figure center
C1 Angle of figure center
Z1 Milling top edge
P2 Depth of figure
L Edge length / width across flats
 L>0: Edge length
 L<0: Width across flats (inside diameter) for polygon
B Rectangle width
RE Rounding radius
A Angle to X axis
Q2 Rotational direction of slot—only if Q=2 (circular slot)
 cw: In clockwise direction
 ccw: In counterclockwise direction
W Angle of slot end point—only if Q=2 (circular slot)
Program only the parameters relevant to the selected
figure type.