Electronics Forum: test machines (Page 3 of 99)

Automatic Optical Inspection in production -Which test and where

Electronics Forum | Tue Feb 04 08:32:49 EST 2003 | roertner

In my experience AOI's are good for checking machine setup I.E. first piece inspection. After that the only things they will typically catch are wrong parts, reversed parts, missing parts, and tombstones. I would however suggest getting an AOI with a

how to test the electronic parts that bought

Electronics Forum | Thu Aug 02 18:33:49 EDT 2018 | sarason

I remember once working for a company that got caught during a supply shortage. Yes they were meant to get several hundred Opamps a day from there supplier. but the manufacturer fell short some 20,000 pieces. Anyway the supplier scoured the world and

Quad 4c Sequence lead inspection electrical test qa...

Electronics Forum | Tue Mar 12 07:46:26 EDT 2013 | ngineer

bobpan, It only happens with this program. CC ver 7.54, IVC V 3.05 If i leave CC out of it, and edit the sequence using the HHT, it sticks. but if i download from the assembler to CC, it's messed up. if i then fix it in CC, the minute i save

Dye Penetration test for area array package failure analysis

Electronics Forum | Wed Sep 12 18:11:03 EDT 2001 | davef

First, what on the area array package are you analyzing � * Package cracking? * Cracked solder balls? * Er, what? Second, most failure analysis discussions consider dye penetration to be a non-destructive test, but then again most failure analysis

motor control algorithm for pick & place machines

Electronics Forum | Mon Mar 08 17:34:10 EST 2004 | pdeuel

Differant machines have differant types of control. smoe use pulse motors with encoders and are controlled by PMD pulse motor drivers. Most of these will have parameters to determine things such as fast over shoot, speed for certian tools and varati

Re: Which SMD placement machines are easiest to use?

Electronics Forum | Wed Jan 26 10:15:04 EST 2000 | Christopher Lampron

Maurice, I have worked with several different platforms of P&P machines and have a couple of thoughts regarding features and ease of use. The Contact Systems 3 series machines are versitile and very user friendly. I contribute this to the touch scree

Programming for Pick & Place and AOI machines

Electronics Forum | Sat Aug 05 00:25:26 EDT 2017 | jlawson

Koh Young can also import ODB++ files, ALL major EDA tools offer ODB++ export, Mentor EDA tools for sure, Cadence, Altium, Zuken all offer ODB++ export...This has Part entities included as well as graphic data etc - is a full product data model. Can

Programming for Pick & Place and AOI machines

Electronics Forum | Tue Aug 01 07:32:51 EDT 2017 | jlawson

Another commercial tool is Valor MSS Process Preparation from Mentor-Siemens (Valor), can handle Gerber, PnP, ODB++, Native CAD ASCII Files, BOM and CAD Merge, SMT Pn Programming, AOI exports , DFT Engineering - ICT/Flying Probe programming, Stencil

Researching placement machines - where do I start?!

Electronics Forum | Fri Nov 06 09:31:20 EST 2009 | adlsmt

Sounds like your contract assembler has some serious issues. You should not be getting defects anywhere neer that amount. If you do decide to go that route again find one with a good AOI machine at a minimum and you should also supply them with a fun

Please HELP! Need to purchase a few machines

Electronics Forum | Fri Feb 01 02:32:31 EST 2019 | robl

It's nice to be able to do things in house, and it's good to have somewhere without commercial pressures to learn and make mistakes, so I can understand where you are trying to go. Those machines look a little lightweight for consistent quality pr


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