6 basic cont our elements – HEIDENHAIN CNC Pilot 4290 V7.1 User Manual
Page 149
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HEIDENHAIN CNC PILOT 4290
149
4.6 Basic Cont
our Elements
B
Chamfer/rounding. Defines the transition to the next contour
element. When entering a chamfer/rounding, program the
theoretical end point.
No entry: Tangential transition
B=0: No tangential transition
B>0: Rounding radius
B<0: Chamfer width
E
Special feed rate for the chamfer/rounding arc during the
finishing cycle (default: 1)
Special feed rate = active feed rate * E (0 < E <= 1)
Programming X, Z: Absolute, incremental, modal or “?”
Parameters
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