Hanwha SM481 PLUS Series Administrator’s Guide Eng.pdf.pdf - 第379页
14-27 Machine Calibration 14.3.2. Skew compensation Skew means c om pensating t he skew oc curred h or izontally in the X-axis frame ag a inst the Y1-axis and Y2-axis after movement of equipment. This must be done upon i…

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Fast Flexible Placer SM481(L) PLUS Administrator’s Guide
<FIND LIMIT ALL AXIS> button
Automatically finds and reflects the home positions of all axes.
<Home Info.> group
If the mirror axis is selected, the <Home Offset> edit box will be enabled. It is used to
perform calibration for the mirror axis.
<Update> button
Transmits the set data to the machine and closes the dialog box.
<Close> button
Ignores the set data and closes the dialog box.
Caution If calibration is done again, the machine might not operate
properly unless the items related to the equipment position,
such as pick up position, ANC, placement origin are taught
again as the home position is changed.
After calibration, be sure to teach the items related to
position again.

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Machine Calibration
14.3.2. Skew compensation
Skew means compensating the skew occurred horizontally in the X-axis frame against the
Y1-axis and Y2-axis after movement of equipment. This must be done upon initial
installation and after movement of the equipment to a new location. Method of skew
compensation for Y-axis is as follows;
Caution Skew means compensating the skew occurred horizontally
in the X-axis frame against the Y1-axis and Y2-axis after
movement of equipment. This must be done upon initial
installation and after movement of the equipment to a new
location. Method of skew compensation for Y-axis is as
follows;
First, move the X frame manually to the center of equipment.
Click on the <Skew compensation> button. Automatic homing on Z-axis is performed,
Y1-axis motor rotates and moves X frame until detecting the Y home sensor. Once the
home sensor has been detected, move to the Y-axis movement distance (Y Stroke) in
the opposite direction, and move to the opposite direction again until the Y Home
sensor is detected.
Then, ‘Skew’ information is shown as follows, and asks whether to apply the value.

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Fast Flexible Placer SM481(L) PLUS Administrator’s Guide
Click on the <Yes> button and <Update> button, and then homing of the equipment is
newly done in accordance with the applied skew information.
14.3.3. Fiducial Camera Scale
If the fiducial camera is not calibrated, the rest of the buttons are disabled.