5 Measuring Cycles for Milling Machines and Machining Centres 08.96
5.1.1 L976 Calibrating the workpiece probe in reference hole (plane)
Fig. 5.1 Workpiece probe
(Abscissa)
Y
X
M
F
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
Position Y
Position X
Probe ball
diameter
a
a
a
a
a
a
+3
TP-X TP+X
TP-Y
+3
a
a
a
a
-3
TP+Y
-3
TP = Trigger point
(Ordinate)
Example: Calibrating workpiece probe 1 in reference hole 1 in the X-Y plane
(Fig. 5.4)
%MPF 9761
N1 T200 T No. probe
N5 G53 G17 G00 D99 Z100 Select length compensation without ZO
N10 R12=1 R22=1 R23=0 R25=0 Parameters for calibrating cycle
R27=1 R28=1 R33=0 R36=1
N15 L976 Cycle call for calibrating
in the X-Y plane
N20 M30
The new trigger values are stored in the relevant MDC area.
5–4 ©
Siemens AG 1990 All Rights Reserved 6FC5197- AB70
SINUMERIK 840/850/880 (BN)