HEIDENHAIN MANUALplus 4110 Pilot - Manual (Page 25)

25
Recessing cycles
Undercut U
This cycle machines a “Form U” undercut.
Information on the cycle parameters:
X2:
End point of end face – default: the end face is not finished
I: Undercut diameter
K: Undercut breadth – If the cutting breadth of the tool is not
defined, the control assumes that the tool's cutting width
equals K.
B Chamfer or rounding
• B>0: Rounding radius
•
B<0: Chamfer width
Cut-off
This cycle cuts off the lathe part.
Information on the cycle parameters:
XE:
Inside diameter (pipe)
I: Diameter feed reduction
B: Chamfer or rounding
• B>0: Rounding radius
•
B<0: Chamfer width
E Reduced feed rate
At the end of cycle, the tool returns to the start point along a
paraxial path.