Electronics Forum | Fri Nov 12 08:26:02 EST 2010 | AL
Guys, Any feedback about getting in line solder paste inspection equipment vs of line equipment (off line sampling).
Electronics Forum | Sun Nov 08 10:22:52 EST 2009 | doremi
Hi everybody, First of all, to have process under 100% control you should have AOI after every active process in the pcb assembly line : - Post printing (2D or 3D Solder paste inspection machine); - Post reflow; - Post selective(wave solder). It i
Electronics Forum | Thu Nov 19 14:38:49 EST 2009 | doremi
Oh, my dear, printer is just a part of the full picture. Without good and stable pick and place what if the printer is excellent???It is all important - printer, solder paste,stencil,P&P,oven,AOI and of course good process engineers or whatsoever are
Electronics Forum | Mon Jun 28 11:47:54 EDT 1999 | Christopher Cross
| | | hello, | | | | | | has anyone tried dispensing solder paste in thru holes instead of waving or hand soldering. if so how did it work out for you. | | | thanks for the input | | | | | | wayne | | | | | | | | | | | We have tried this mainly
Electronics Forum | Tue Feb 03 06:52:45 EST 2004 | paul_bmc
About 2 years ago our company tried to go with a post reflow AOI inspection. This AOI was suppose to be able to inspect to a level class 3 product. **It is impossible** You cannot inspect for a heel fillet and inspecting for poor wetting is a very
Electronics Forum | Fri Nov 22 11:31:52 EST 2013 | igorfo
Hi I aa QE on SMT line that produce products for Home introduction. No so long ago we have a problem with soldering of BGA Head on Pillow (root cause mismatching customer requirements and BGA profile spec, suplier change %Ag) and our product affect
Electronics Forum | Wed May 25 23:45:04 EDT 2022 | SMTA-64387687
1. The jetting head flies very low to the level of the board. So, performing AOI function will crash the head. 2. AOI is performed close to the end of the line, after P&P or reflow. Are you planning to run the boards back-and-forth, on the line? 3. L
Electronics Forum | Thu Apr 26 13:17:10 EDT 2007 | jerrysaise
�It adds NO VALUE whatsoever to do 3D inspection as part of in-line production.�
Electronics Forum | Thu Apr 26 19:06:08 EDT 2007 | grayman
In short this guys are not well updated on the new technology of SPI. True, 3D IN LINE SPI is no longer a slow machine. Try checking some brand like Cyberoptics,Synapse imaging,SEIMENS,KOHYOUNG and many others...they can match the speed os some mount
Electronics Forum | Thu Apr 26 09:03:35 EDT 2007 | ck_the_flip
3d is good for initial verification that your screen printer and stencil is producing the desired paste height. 2D verification is more than sufficient during regular production. That being said, your best bet for a 3D machine is to go cheap - buy
Our Company handle AOI (Auto Optical Inspection) and SPI (Solder Paste Inspection) Machines.
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