Operation Manual

HEIDENHAIN CNC PILOT 4290 413
6.6 Form Elements
Relief turn (type FD)
This form element defines an axial or radial relief turn on a linear
reference element. The relief turn is assigned to the previously
selected reference element.
Recess type S (guarding ring)
This form element defines an axial recess on the outside or inside of
the contour. The recess is assigned to the previously selected
reference element.
Parameters
X Reference point
Z Reference point
K Recess width
I Recess depth
U Diameter of recess base (only for axial recess)
A Recess angle (0° < A <= 90°)
R Inside radius in both corners of the recess
The CNC PILOT refers the recess depth to the reference
element. The recess base runs parallel to the reference
element.
Parameters
Z Starting point of recess
Ki Recess width (pay attention to sign!)
I Diameter/radius of recess base
Ii Recess depth
Chamfer at both sides of the recess
 No: No chamfer
 Chamfer: Chamfered edge
B Width of chamfer