00196044-05 - sg x und x4i fse_en.pdf - 第398页

Twin Head Axis Control Axis Control Twin Head D-Axis S tudent Guide (FSE) SI PL ACE X Series and X4I T win Head Edition 01/2009 EN 398 TWIN head - D axis with 90 degrees rotation 9-36: Travel curves for D axis , 90 degr …

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Twin Head
Axis Control Twin Head D-Axis Axis Control
Student Guide (FSE) SIPLACE X Series and X4I
Edition 01/2009 EN Twin Head
397
9.6.5.2 Measurement Setup
The axis dynamic is tested over different distances.
SITEST
X Select
TWIN Head
==>
Axis functions
==>
Segment
==>
DP axis
==>
Select Axis continuous run
==> edit and accept values:
Target position: 1000 1/100° = 10° = 10000 digits;
Positioning type: absolute.
Waiting period: 200 ms
X Press the START button if required.
Twin head - D-axis with 10 degrees rotation
9-35: Travel curves for D axis with 10 degrees rotation
Legend
NOTE:
The measurement procedure follows the same preparations and procedures as for the Z axis
1 Current nominal value 200 mV/Div Target positioning
time:
approx. 90 ms +/-10,
range 10000 digits
2 Position deviation 500 mV/Div Time basis 50ms/Div
3 End position signal 5 V/Div
Twin Head
Axis Control Axis Control Twin Head D-Axis
Student Guide (FSE) SIPLACE X Series and X4I
Twin Head Edition 01/2009 EN
398
TWIN head - D axis with 90 degrees rotation
9-36: Travel curves for D axis, 90 degrees rotation (to the right)
Legend
1 Current nominal value 200 mV/Div Target positioning
time:
approx. 160 ms +/-20,
range 90000 digits
2 Position deviation 500 mV/Div Time basis 50ms/Div
3 End position signal 5 V/Div
Twin Head
Axis Control Twin Head D-Axis Axis Control
Student Guide (FSE) SIPLACE X Series and X4I
Edition 01/2009 EN Twin Head
399
Twin head - D-axis with 180 degrees rotation
9-37: Travel curves for D axis with 180 degrees rotation
Legend
1 Current nominal value 200 mV/Div Target positioning
time:
approx. 200 ms +/-20,
range 190000 digits
2 Position deviation 500 mV/Div Time basis 50ms/Div
3 End position signal 5 V/Div
NOTE:
The positioning times for the D-axis of the Twin head are not critical, from a placement
performance perspective, provided the positioning time is below 230 ms. If the time is above
this, this will affect the placement performance.