Electronics Forum | Mon May 25 20:17:56 EDT 2009 | paligora
Hi , we have problems with the pick & place nozzle when assembling data switches on the PCB. The SMT switches have top surface with diameter of 2.6mm and our supplier is suggesting that if we need to replace the current nozzle which has oval suction
Electronics Forum | Mon Jul 17 17:37:10 EDT 2006 | russ
Okay, now we can get rolling here. Here is a couple of things about selective wave that Ihave found very helpful 1. Make sure that no parts on back side are in excess of .15". if they are we skip; out in SMT and handsolder if labor costs justify.
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 | Tue Nov 25 13:29:26 EST 2014 | gregcr
That is the optimal solution. Most placement equipment have very accurate methods to count the fall off per part/nozzle/feeder. Tie that together and you would be golden.
Electronics Forum | Wed Mar 17 13:57:44 EST 1999 | Steve Bress
Hi, I recently obtained an old Ungar 4700 smt rework station, but have no information about the thing. Does anyone have or a source for info (and parts) about this machine? It powers up, lights up, gets hot, but I have no nozzles or any accessories.
Electronics Forum | Tue Aug 04 11:10:22 EDT 1998 | Chrys
| Hi Stoney, | Justin is giving you some good advice, unfortunately these kinda' problems sometimes call for the ol' D.O.E...otherwise, you could be chasing your tail for a while until you figure out exactly what's causing your problems. | Has
Electronics Forum | Mon Jan 24 13:00:30 EST 2005 | JB
We have a Hoover_Davis label feeder. We use on size label for most of our products so it works well for us. It's a well-built machine. We had some problems with the label in particular, so we had to buy from a different source. It runs great. If you
Electronics Forum | Tue May 26 12:17:42 EDT 2015 | mmjm_1099
Contact Paul at SMT Research for custom nozzles or questions. These guys help me all the time. http://www.smtresearch.com/
Electronics Forum | Tue Nov 01 15:26:43 EST 2005 | GS
Is it this your first experience of C-CGA RWK ? In order to approach a RWK of this kind of pakage it requires a capable process and clear operating procedure. In the past, the company who I use to work for, we rwkd plenty of this kind of CCGA. Earl
Electronics Forum | Wed Mar 31 01:14:49 EST 2004 | Peter -CP40
Eric, You should be able to monitor the pressure of your nozzles by selecting: Diagnostics / Vacume check, depending on the type of machine you are running. When you cover the end of the nozzle, you should get a reading of about 500. This means it i
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