Electronics Forum | Thu Sep 19 16:58:04 EDT 2002 | dragonslayr
You definitely need to have live demos of each system, using your specific assembly if you want to compare apples to apples. Each of the AOI OEM's you mentioned have plus amd minus to their unique systems. You will need to evaluate your specific nee
Electronics Forum | Fri Aug 03 09:21:08 EDT 2001 | Ian T
hi my company is planing to purchase an aoi system to be used inline. is there anyone out there doing this, if so do you use all the machine options (pattern character recognition, bad board marks, correct part polarity...) or do you dumb it down(pa
Electronics Forum | Tue Nov 06 06:23:31 EST 2007 | clampron
Good Morning Roger, The Mirtec's can be adjusted to lower your false call rate. This can be done by reducing the matching percentage for each componnent but the result of this action is that the machine becomes less selective. If you lower them too
Electronics Forum | Thu Jul 12 05:20:01 EDT 2018 | robl
We had the same issue recently, we swapped to a 2 part shield to allow AOI and SPC xray. We also tested using silver epoxy and putting a one piece can down after inspection. That worked too.
Electronics Forum | Thu Jul 12 08:49:14 EDT 2018 | robl
Started with a 1 part shield and we had an 0201 tombstone due to the pad design. We changed the pad design but the customer wanted to be 100% sure, so we moved to a 2 part, adding the lid after verification. We also trialled the original 1 part c
Electronics Forum | Thu Jul 12 09:04:41 EDT 2018 | uzbek
One more question, how can AOI detect if the frame of two two-part shield has the cross on top of it for Pick'n'place? I mean has two part shield helped you in term of inspection or in term of better soldering? Or did you put it for the satisfaction
Electronics Forum | Wed Jul 11 06:14:21 EDT 2018 | uzbek
Hello, we are currently designing one device that needs shielding. Under the shield, there is one BGA chip and 0402 components. Now we have a dilemma whether we should go for a one-part shield or two-part shield. We talked with several EMS companie
Electronics Forum | Fri Jul 13 12:21:41 EDT 2018 | emeto
The right way in your case is to use shield with cover. Place, reflow, remove shield pick up rails/tabs, AOI, close cover.
Electronics Forum | Thu Feb 06 10:13:17 EST 2020 | philc
We use an AOI machine to check the first-off. This will pick up such errors, and if the line is stopped until the AOI operator has approved it, the problem is solved, although it would require one fix.
Electronics Forum | Wed Mar 31 13:33:19 EST 2004 | Kari
You could also try AOI Services. www.aoi-services.com
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