Electronics Forum | Thu Jul 15 14:38:38 EDT 1999 | JohnW
| | | | | | Hi, | | | | | | | | | | | | I need some urgent informations on stencil design guidelines on how to perform epoxy printing on 0603 and 0402 components. Could anyone help? ( Reflow process is not possible because of some other constriants)
Electronics Forum | Mon Mar 03 13:18:02 EST 2003 | msivigny
Hello phil, The use of AOI systems give us the opportunity to auto-collect defect information much the way you're using them now. AOI systems become extremely effective when the collected data is used to perform some positive change into the process.
Electronics Forum | Thu May 30 10:31:03 EDT 2002 | robbied
Hi Yannick. This is an issue that we are just recently getting into but here is some ifo that I have gathered so far. I have seen/ used 2 different rework machines. The one we have bought is a 'PACE TF2000' which was at the lower cost end of the mar
Electronics Forum | Sun Jun 07 02:06:26 EDT 1998 | Earl Moon
| Earl, | As always, I am interested in what you have to say, but I am still a little vague on your application of ANSI Y14.5 as it relates to the manufacturability of an assembled printed circuit board. Are you implying that component placement coor
Electronics Forum | Tue Dec 30 09:31:52 EST 2014 | rgduval
I've always approached it like this: Design your processes and perform your work to class three standards, and inspect to the standard that is acceptable. That is, all work should be performed to the highest degree of quality. When the work is ins
Electronics Forum | Thu Sep 05 23:18:03 EDT 2013 | feiyangniao
There is a new toy I received today: a NeoDen TM-240A automatic desktop pick and place machine! I’ve kept my eyes on this baby for a quite a while, and finally decided to make a purchase last week. The shipping was very fast: DHL from China, a total
Electronics Forum | Mon Jul 18 16:48:54 EDT 2005 | lupo
Hello, According with quality standards TS16949 ,QS 9000 etc. improvement can be perform when the process is stable and capable. So, if DOE is method for improvement it is a good idea, first to run SPC for investigation process stability and capa
Electronics Forum | Sun Mar 06 17:39:15 EST 2005 | Darby
1st law of Surface Mount. You WILL run out of parts on the last board going through before a long weekend. 2nd law of Surface Mount. Touchies WILL touch. I'm with Russ and Rob. Touch up is EVIL and should only be tolerated in exceptional circumst
Electronics Forum | Thu Jul 14 11:04:53 EDT 2005 | dougs
yes SPC can be used on a wave solder machine, you should use a c-chart to monitor the amount of defects per board or group of boards, this will let you know if your process is stable, as you improve your process you should re-calculate your UCL, hope
Electronics Forum | Mon May 29 12:00:05 EDT 2006 | jbrower
Howdy Jack, That is a huge request, It would help if you start from the begining of your process and break down the problems that you are having.
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