Electronics Forum | Wed Jan 25 12:06:26 EST 2006 | fredc
Doug, If you saw our calibration tool (Blue) it is for setting the head shafts off the machine. It probably is too expensive for small shops with a few machines to maintain. We sold them to three plants that were maintaining 60 or more machines. The
Electronics Forum | Mon Feb 21 13:35:04 EST 2005 | pmdeuel
we have a HSP 4796, and have had placement issues with 0402's. If you can rule out global correction, rev'ed boards and a loose nest or a lack of support under the board. Look at placement before reflow. If alignment problems are present before oven
Electronics Forum | Mon Feb 21 16:06:10 EST 2005 | MR
I agree w/ JB; the package height definition is crucial. I have had problems w/ this in the past, and found that a resistor height was being used as a universal passive height for the capacitor in question. Properly defining the height fixed the pro
Electronics Forum | Wed Feb 23 14:17:21 EST 2005 | scombs
We also have 4796's and 4791's and have had the same issues with 0402 parts.. All the suggestions listed in the last post will help quite a bit. We found our biggest problem was the board supports due to the operators using the wrong type of pins ,
Electronics Forum | Thu Feb 24 23:01:30 EST 2005 | smtuser1234
One other thing to check is your PEC camera. Universal uses a jig to calibrate this camera but you could check it using this method. 1.Run about ten 0402 parts on tape with the PEC camera off and check placement. If the placement is off change the x\
Electronics Forum | Tue Feb 15 21:27:18 EST 2005 | davef
Component shelf life depends on: * Solderability protection type. * Quality of process and materials used in applying solderability protection. * Duration of time from when the solderability protection was applied. * Packaging used in component stor
Electronics Forum | Fri Feb 18 13:26:49 EST 2005 | GS
Thanks Dan. Q. to all : any EMS experience like when your Customer audits your facility for manufacturing readiness and when they ask you: what about control of component vintage ? or how do you handle the component shelf life on your facility? etc
Electronics Forum | Wed Feb 16 09:37:58 EST 2005 | beta
Hi Guys, I have a customer who requires 95 paper 8*4 CP6 feeders on the setup. We dont have the required quantity but we do have embossed feeders that we could use. Just looking for some onfo. on performance using paper in embossed feeders as I migh
Electronics Forum | Thu Feb 17 03:35:07 EST 2005 | siverts
Good day everybody, I am looking for a number of portable vac-operated pick-up tools; to be used by operators, so they can pick QFP's/BGA's etc. out of matrix trays and also to put components back in the trays. It should be slim, ESD-safe and powere
Electronics Forum | Thu Feb 17 15:07:33 EST 2005 | davef
Some of our troop use manual tweezers. Some use 'vacuum pens' things. Vacuum pens are manually operated, vacuum powered. Suppliers of the vacuum pens things are: * Lighter weight, lower strength ** PenVac [www.virtual-ii.com] ** Vampire ** Select
