Heidenhain MANUALplus 4110 User Manual Page 296

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296 6 DIN Programming
6.5 Simple Linear and Circular Movements
Parameters G12, G13
X end point (diameter value)
Z end point
R radius
I center point absolute—(diameter value)
K center point absolute
Q point of intersection (default: Q=0): Specifies the end point if
two solutions are possible (see graphic support window).
B chamfer/rounding: At the end of the circular arc you can program
a chamfer/rounding or a tangential transition to the next contour
element.
No entry: Tangential transition
B=0: No tangential transition
B>0: Radius of rounding
B<0: Width of chamfer
E special feed rate for chamfer/rounding—default: Active feed
rate
Example: G12, G13
%12.nc
[G12, G13]
N1 T3 G95 F0.25 G96 S200 M3
N2 G0 X0 Z2
N3 G42
N4 G1 Z0
N5 G1 X20
N6 G1 A0 B0 Q1
N7 G12 X50 R22 I60 K-5 B2
N8 G1 A0 B2
N9 G13 X60 R17.5 I30 K-55 B2
N10 G1 A0 B2
N11 G13 X80 R48 I-10 K-107 Q1 B0
N12 G1 Z-107
N13 G1 X82 G40
END
If you do not program the center, MANUALplus
automatically calculates the possible solutions for the
center and chooses that point as the center which
results in the shortest arc.
The direction of rotation of G12/G13 is shown in the
graphic support window.
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