HEIDENHAIN CNC Pilot 4290 Description of the Y axis - Manual (Page 58)

Y Axis 58
Circular hole pattern, circular figure pattern
Parameters
YM(Y), ZM(Z): Center of pattern
Radius: Radius of the hole/figure pattern
K:
Diameter of the hole/figure pattern
α (A): Position of the first hole/figure (reference: angle to positive
X axis)
Orientation:
■ Clockwise
■ Counterclockwise
Special cases:
■ Without α or β : Full circle, beginning at 0°
■ Without β : Full circle
Q: Number of holes/figures
β (W): Position of the last hole/figure (reference: angle to positive
X axis)
β i(W): Distance between holes/figures
Position: (only for figures)
■ Normal position: Initial figure is rotated about the center
of the pattern
■ Original position: Position of the figure remains the same
(translation)
Hole description/figure description
In patterns with circular slots, the ”center of curvature”
is added to the pattern position (see User's Manual,
section ”4.7.11 Circular Pattern with Circular Slots”).
4.1.3
Contours
in
the
YZ
Plane
(Side
View)
Y_4290BH.pm6 08.03.2005, 08:37 58