HEIDENHAIN CNC Pilot 4290 Pilot User Manual
Page 35

35
G112-Geo
Circular arc in lateral surface contour G112-/G113-Geo
G112/G113 defines a circular arc in a lateral surface contour. The
direction of rotation is visible in the help graphic.
Parameters
Z, C: End point, end angle
CY:
End angle as linear dimension
R:
Radius
K:
Center point (in Z direction)
W:
Angle of the center point
J:
Angle of the center point as a linear value
Q:
Selection of intersection – default: 0
■
Q=0: Far intersection
■
Q=1: Near intersection
B:
Chamfer/rounding
■
B is undefined: Tangential transition
■
B=0: Nontangential transition
■
B>0: Rounding radius
■
B<0: Chamfer width
• Program either Z, C or Z and CY, or K, W or K and J.
• Program either center or radius.
• For radius: only arcs
180° possible
G113-Geo
Basic elements of
lat
e
ral surf
ace cont
our