182050 User manual.pdf - 第179页
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7.4 User Manual Software Version 07SP02
Lighting The lighting level for 2D Inspection is software controlled. For a more detailed
description of the camera and optical unit refer to the Technical Reference
manual - Camera and Vision Systems Module chapter.
The grey camera lighting parameters and functions are shown below. Each
lighting group can be set by the operator to a level between 0 to 15, where 15
is the brightest.
Figure 7-2 Software Controlled Lighting - Grey Camera
Image Recording Selecting Save Image saves the inspection object data using the save object
command. This option is only available if image recording in set preferences is
set to VP or PC disk.
It is recommended to use PC disk only for image recording. When saved the
file name is inspnnnn.im2, where n is an incrementing number.
The first image saved after initialization is insp0001.im2.
NOTE
VP disk saves to the Vision HD if fitted.
Adjustable iIlumination of Board and Stencil
Underside
Stencil
Lamp
Lamp
Board
Prism
Beam Splitter
Mirror
Beam Splitter
Mirror
Camera
Inspection Lighting Parameters
SCREEN VERTICAL
BOARD VERTICAL
WINDOW LEFT
WINDOW TOP
WINDOW WIDTH
WINDOW HEIGHT
8
8
-1.0
-1.5
2.0
2.0
mm
mm
mm
mm
semi automatic
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Software Version 07SP02 User Manual 7.5
Inspection Setup Correct inspection setup is the key to effective inspection. By following the
steps of the setup sequence, shown in the summary below and the setup guide
over the page, effective inspection may be achieved. Refer to the 2D Inspection
Setup section of this chapter for step by step procedures on inspection set up.
Figure 7-3 Summary of Setup
Setup
Set Preferences
Edit Data
Load Product File
Inspect Setup
Edit Global
Edit Limits
Run
Inspect
Add Site
Limit Options
Learn Site
Learn Board
Auto Learn
Light Setup
semi automatic
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7.6 User Manual Software Version 07SP02
Figure 7-4 2D Inspection Setup Guide
Adjust Lighting:
Adjust so all board pads are
white with sharp edges and
the screen is seen clearly.
Add Limits Sets:
Set wide tolerances so no
alarms occur.
Add Site:
Name, Location Etc
Ensure all pads are within
the search box.
Set Globals as required:
Board Inspect
Learn Site / Learn Board:
Adjust board graphic ‘X’
and ‘Y’ accurately
START
Exit out
Auto Scale:
Determine the print closest
to 100% and auto scale on
that pad
Inspect Site:
Paste present data for
all pads are close to
the same value ?
More Sites to Teach ?
Add the rest of the sites
using the same light
settings as this first one
NO
NO
NO
NO
YES
YES
YES
YES
Print Board:
Step through the cycle
until a board is printed.
Is it a good print ?
Place a clean board
into the machine.
Clean stencil
Re-adjust Lighting:
Adjust the LED’s to
balance the lighting
Run Product:
Have QC Calc ?
Reset the Globals:
Set the min sites/cycle.
Re-adjust the Limit Sets:
The customer may have to
adjust these settings a few
times until the proper
values are found.
SPC Data:
Collect SPC
data on the
2Di. From
this data
derive the
proper ‘limit
sets’ settings.
Trial & Error:
Increase the
‘limit sets’ and
use the data
when it alarms
to derive the
proper
settings.
DONE
New Pre-image taken
Exit out
Adjust
Process