3 Measuring Cycle Auxiliary Programs 07.90
3.2.10 L966 Prepositioning cycle (external)
Example: ZO determination at a workpiece with cycle L978 in the X and Y axes
without L970
Probe length (Z axis) in tool offset memory D99 (value 50)
%MPF 9782
N5 G54 T200
T No. probe; ZO selection
N10 G00 G90 X-20 Y25
Position probe to face the measuring surface in X/Y
N15 Z10 D99
Position probe in Z TO selection
N20 R10=1 R11=10 R22=1 R23=0
Define parameters for measuring cycle
R25=0 R27=1 R28=2 R30=1
R32=0 R36=3
N25 L978
Cycle call for ZO determination in X axis
N30 G00 X-20
Retraction in X axis
N35 Y-20
Positioning in Y axis
N40 X50
Positioning in X axis
N45 R11=11 R30=2
Define parameters for measuring cycle
N50 L978
ZO determination in Y axis
N55 G00 Y-20
Retraction in Y axis
N60 Z100
Retraction in Z axis
N65 X-40 Y80
Retraction in X/Y
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Machining centre program
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N900 M30
Example: ZO determination at a wokpiece with cycle L978 in the X and Y axes with
L970
Probe length (Z axis) in the tool offset memory D99 (value 50)
%MPF 9783
N5 G54 T200 T No. probe; ZO selection
N10 R23=1 R25=0 R30 =1 R32=-20 L970 Position probe to face
R30=2 R32=25 L970 the measuring surface in X/Y
N15 R30=3 R32=10 D99 L970 Position probe in Z
TO selection
N20 R10=1 R11=10 R22=1 R23=0 Define parameters for measuring cycle
R25=0 R27=1 R28=2 R30=1
R32=0 R36=3
N25 L978 Cycle call for ZO determination in
X axis
N30 R23=1 R30 =1 R32=-20 L970 Retraction in X axis
N35 R30=2 R32=-20 L970 Positioning in Y axis
N40 R30=1 R32=50 L970 Positioning in X axis
N45 R11=11 R23=0 R30=2 R32=0 Define parameters for measuring cycle
N50 L978 ZO determination in Y axis
N55 R23=1 R30 =2 R32=-20 L970 Retraction in Y axis
N60 R30=3 R32=100 L970 Retraction in Z axis
N65 R30=1 R32=-40 L970 Retraction in X/Y
R30=2 R32=80 L970
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Machining centre program
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3–8 © Siemens AG 1990 All Rights Reserved 6FC5197- AB70
SINUMERIK 840/850/880 (BN)
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