05.91 10 Cutter Radius Compensation (CRC), Tool Nose Radius Compensation (TNRC)
10.10 Special cases for CRC/TNRC
The block numbers are interchanged if CRC/TNRC generates intermediate blocks (including
also selection and cancellation), and if an axis movement outside the compensation plane is
programmed between these.
S5
N30
N05
N10
N20
S1N25
W
N35
S3
S4
N15
S2
Y
X
N05 G01 Z–5
L
F
N10 X0 Y10
L
F
N15 G41 D01 X20 Y20
L
F
N20 G03 X0 Y40 I–20 J0
L
F
N25 X0 Y40 I0– J–40
L
F
N30 G00 Z50
L
F
N35 G40 X80 Y60
L
F
Points S1, S2, S3 and S4 belong logically to block N25. The machining sequence (visible in
the single block) is as follows:
..., N20, N25 (S1), N30 (retraction), N25 (S2), N25 (S3), N25 (S4), N35... This sequence is
also valid if N25 is a linear block.
© Siemens AG 1991 All Rights Reserved 6ZB5 410-0HD02 10–17
SINUMERIK 880, (PG)
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