Printer 600 Machine Programming.pdf - 第77页

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1.76 User Manual Software Version 07SP04
successful the camera can be returned to its origin. Re-check the fiducial
coordinates set in the product file.
9. Select Search Reset (F6). When the fiducial is located move it to the centre
of the stencil.
10.If auto fiducial setup is enabled go to Step 27, otherwise continue with Step
11.
11. Select Fiducial Setup (F3).
The monitor displays the following:
12.Use the Next, Previous, Incr. and Decr. keys (F4 - F7), to highlight and
adjust each of the parameters in the left hand box, to set the fiducial type,
background, accept score and to position the fiducial in the approximate
centre of the monitor.
NOTE
Ensure no part of the fiducial is outside the box.
13.Select Set Light (F3).
A histogram is displayed on the monitor and the Fiducial Lighting Parame-
Step
Open
Cover
Fiducial
Setup
Adjust
Search
Step
Search
Reset
Single Exit
Step
Open
Cover
Fiducial
Setup
Adjust
Search
Step
Search
Reset
Single Exit
Background
Dark
Accept Score
Fiducial X
Fiducial Y
800
184.4
77.9
Circle Parameters
Board Fiducial 1
mm
mm
mm
Diameter
Inner Contour
Outer Contour
1.80
0.40
0.40
Fiducial Type
Circle
Learn
Fiducial
Locate
Fiducial
Set
Light
Next Previous Incr. Decr. Exit
Video Model
To setup a video model, choose Video Model from the Fiducial Type
Parameter.
Learn
Fiducial
Locate
Fiducial
Set
Light
Next Previous Incr. Decr. Exit
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Software Version 07SP04 User Manual 1.77
ters window is displayed on the status page.
14.Use the Next, Previous, Incr. and Decr. keys (F4 - F7), to highlight and
adjust the lighting parameters to a level whereby the fiducials just ‘white out’,
without blooming. Default level 8 is usually adequate for the majority of
setups.
15.Select Exit (F8).
16.Select Learn Fiducial (F1).
Setup the fiducials appearing in the right hand box on the monitor.
Fiducial Lighting Parameters
SCREEN VERTICAL
SCREEN OBLIQUE
BOARD VERTICAL
BOARD OBLIQUE
WINDOW LEFT
WINDOW TOP
WINDOW WIDTH
WINDOW HEIGHT
8
8
8
8
-1.0
-1.5
2.0
2.0
Next Previous Incr. Decr. Exit
Next Previous Incr. Decr. Exit
Learn
Fiducial
Locate
Fiducial
Set
Light
Next Previous Incr. Decr. Exit
Circle Parameters
mm
mm
mm
mm
mm
xxx
xxx
xxx
xxx
xxx
Position X
Position Y
Diameter
Inner Contour
Outer Contour
Video Model
When using video model the Video Model Parameters are as follows:
Position X, Position Y, Height, Width and Video Model Type.
Video Model Type has three options as follows:
Uses a video model type best suited to the type of fiducial being learnt.
Auto
Type 1
Type 2
Uses a DEK standard video model making a synthetic model of the
feature to be learnt. Best suited to features that are not replicated in
the camera field of view. A unique pattern is ideal for this model.
Normalised Correlation, makes a note of all features and board
background in the bounding rectangle. This is ideally suited to regular
arrays such as a corner of a BGA device or a QFP pad.
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1.78 User Manual Software Version 07SP04
17.Use the Next, Previous, Incr. and Decr. keys (F4 - F7), to highlight and
adjust each circle parameter in turn to obtain the best fit over the fiducial.
NOTE
Once aligned it may be necessary to change the line fiducial dimension to
achieve a better fit.
18.Select Learn Fiducial (F1). The message ‘Learning Fiducial - Please
Wait’ is displayed in the message prompt bar.
19.Select Exit (F8).
20.Select Locate Fiducial (F2).
A figure appears on the monitor indicating the score of the fit between the
synthetic fiducial and the actual fiducial. The synthetic fiducial parameters
may need resetting and re-learning to obtain a better figure if there are other
features in the camera window.
21.Select Exit (F8).
22.Select Exit (F8).
23.Select Step (F1).
Learn
Fiducial
Next Previous Incr. Decr. Exit
Learn
Fiducial
Next Previous Incr. Decr. Exit
Learn
Fiducial
Next Previous Incr. Decr. Exit
Learn
Fiducial
Locate
Fiducial
Set
Light
Next Previous Incr. Decr. Exit
Location
Fiducial
1
X
0.038
Y
-0.017
Score
984
Locate
Fiducial
Exit
Learn
Fiducial
Locate
Fiducial
Set
Light
Next Previous Incr. Decr. Exit
Step
Open
Cover
Fiducial
Setup
Adjust
Search
Step
Search
Reset
Single Exit