YSI_Prog_E - 第92页

2-21 2 Creating inspection pr ograms 0 Enclose the mark b y dragging the mouse. Enclose the mark by dragging the mouse inside th e mark detection range. The mark is recognized, and "N. Mark Size (mm)", and &quo…

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Creating inspection programs
6
Set the basic parameters.
Refer to section 2.4.1, "Basic parameters", on the previous page, and set the following parameters.
Basic parameter settings
[Light List] button
[Measure] button
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A. Algorithm Type
Set to "Form".
H. Brightness Gain, I. Brightness Offset
Set so that the marks on the board are clearly visible.
M. Shape Type
Select from the drop-down list based on the mark being used.
N. Mark Size (mm)
Enter the mark outline dimensions. (If the outline dimensions are unknown, this procedure is dealt with later at Steps 9
and 10, and therefore there is no need to enter dimensions here.)
R. Circularity
Enter the mark circularity. (If the circularity is unknown, this procedure is dealt with later at Steps 9 and 10, and therefore
there is no need to enter a value here.)
T. Tolerance (%)
Set to 20%.
7
Press the [Light List] button and select a clear image.
By pressing the [Light List] button, a list of images appears. Select an image in which the mark appears
clearly from the image list, and press the [Set] button. When setting is complete, the display returns to
the "Fiducial" screen, and the "D. Light Type" is set.
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If unable to see the fiducial mark clearly with the available lighting in the "Image List", "CUSTOM" lighting can be
selected. For details on the setting method, see 2.4.2, "Setting fiducial mark CUSTOM lighting", in the next section.
8
Set the threshold values.
After pressing the [Detected] button, adjust with the threshold slide bar so that only the mark appears
red. The "K. Thresh Lower Limit" and "L. Thresh Upper Limit" values are set.
9
Press the [Measure] button.
Press the [Yes] button at the auto measurement confirmation message that appears.
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Creating inspection programs
0
Enclose the mark by dragging the mouse.
Enclose the mark by dragging the mouse inside the mark detection range. The mark is recognized, and
"N. Mark Size (mm)", and "R. Circularity" are set for each recognition type based on the recognition
results, and a test is carried out.
Fiducial mark
Enclose by dragging the mouse.
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q
Press the [End Test] button to end the detection test.
If the test result is NG, repeat the procedure from Step 7.
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If the mark is successfully recognized, the center coordinates appear in the upper left of the mark screen. By pressing
the [Teach] button after the test is complete, the recognized coordinates are entered as the fiducial mark. When the
design coordinates have been entered, do not press the [Teach] button.
w
Press the [Save] button to save the inspection program.
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Created marks can be registered in libraries and libraries can be set.
Registering: Select the mark to be registered from the mark data list, and press the [Set Mark] button. Press the [Yes]
button at the registration confirmation dialog box that appears.
Setting: Press the [Library] button to open the "Mark library" screen.
If setting only arbitrary marks, select the applicable mark and press the [Set] button.
If setting all marks, press the [All Set] button.
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2.4.3 Setting fiducial mark CUSTOM lighting
If unable to clearly recognize fiducial marks in the "lighting list image", use "CUSTOM lighting".
1
Set the "D. Light Type" in the basic parameters to "CUSTOM".
A "Light Detail" tab is added to the screen.
2
Open the "Light Detail" tab and select "Luminance" at the "Light Sampling Type".
CUSTOM lighting
[Light Detail] tab
[Light Detail] button
Setting value list
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3
Press the [Light Detail] button.
A "Luminance" screen appears.
4
Press the [Sampling Light] button and select the sampling light.
By pressing the [Sampling Light] button, a sampling light type screen appears. Select the image in which
the fiducial mark appears clearest from the sampling light list. (Up to two images can be selected.)
Press the [OK] button when selection is complete. The display returns to the "Luminance" screen, and
the image is displayed with the selected sampling light.
Luminance setting screen
Sampling type selection
Sampling light image
[Sampling Light] button
Sampling light image
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