Siemens SINUMERIK 840D sl Function Manual page 650

M5: Measuring
8.4 Setting zeros, workpiece measuring and tool measuring
The following plane settings are defined for measurement type 17:
Axis identifier
Abscissa
Ordinate
Applicate (infeed axis)
The values of the following variables are evaluated for measurement type 17:
Input variable
$AC_MEAS_VALID
$AA_MEAS_POINT1[axis]
$AA_MEAS_POINT2[axis]
$AA_MEAS_POINT3[axis]
$AA_MEAS_SETANGLE[axis]
$AC_MEAS_ACT_PLANE
$AC_MEAS_FRAME_SELECT
$AC_MEAS_T_NUMBER
$AC_MEAS_D_NUMBER
$AC_MEAS_INPUT[0]
$AC_MEAS_TYPE
* optional
The following output variables are written for measurement type 17:
Output variable
$AC_MEAS_FRAME
$AC_MEAS_RESULTS[0]
$AC_MEAS_RESULTS[1]
$AC_MEAS_RESULTS[2]
$AC_MEAS_RESULTS[3]
$AC_MEAS_RESULTS[4]
$AC_MEAS_RESULTS[5]
Example
Measure angle of a plane
DEF INT RETVAL
DEF AXIS _XX, _YY, _ZZ
T1 D1
650
G17 G18
x axis z axis
y axis x axis
z axis y axis
Description
Validity bits for input variables
Measuring point 1
Measuring point 2
Measuring point 3
Setpoint rotations around abscissa and ordinate *
Calculated as active plane unless otherwise specified *
Calculated as additive frame unless otherwise specified *
Calculated as active T unless otherwise specified (T0) *
Calculated as active D unless otherwise specified (D0) *
Unless otherwise specified,
the points are not projected in a plane *
0: Points are not projected on a plane
1: Points are projected in the active plane or in the selected plane
17
Description
Result frame
Angles around abscissa from which three measuring points are
calculated
Angles around ordinate from which three measuring points are
calculated
Angles around applicate from which three measuring points are
calculated
Angle around abscissa which is entered in the result frame
Angle around ordinate which is entered in the result frame
Angle around applicate which is entered in the result frame
; Activate probe
Function Manual, 09/2009, 6FC5397-1BP20-0BA0
G19
y axis
z axis
x axis
Extended Functions