Electronics Forum: placed (Page 111 of 787)

Pick Up Error

Electronics Forum | Fri Aug 06 11:07:49 EDT 2004 | JB

"I thought it was purely a mechanical up-down movement with the cam and hence the thickness hardly has any effect!" It is purely mechanical.On our high speed turret the machine knows the distance between the tip of the nozzle and the top surface of

AXIS Password for KME CM82C-MD

Electronics Forum | Tue Sep 14 12:29:15 EDT 2004 | samaniegocesar

Hello to all of you, may be you can help me, I change the X servocontroller of KME CM82C-MD and when the machine is mounting the component do not mount the component in the correct place, the initial components are correctly mounted but when the mach

Board re-work

Electronics Forum | Wed Jan 05 18:31:30 EST 2005 | russ

It is possible to re reflow (is that right?) these assemblies. You will probably have to mask off or remove the through hole components if they cannot withstand the reflow temp. I would recommend however, that you utilize a hot air process to ins

Nozzle life?

Electronics Forum | Sun Feb 27 17:30:19 EST 2005 | pmdeuel

I�m sure the 10MPF is not a correct nozzle to use. I don�t have manuals handy so I can�t answer as to the correct nozzle. We use a HSP 4792 to place all of our passive parts so I have never given this much thought. But the machine will not try to pla

Nozzle life?

Electronics Forum | Mon Feb 28 01:01:10 EST 2005 | //jh0n.

Actually, in thinking about what someone else had posted - I'm willing to bet that it's not that I'm losing parts and the nozzle is actually touching the paste, but more that since the nozzle peeks over the sides of the component slightly, especially

QFN Packages

Electronics Forum | Fri Feb 25 10:52:59 EST 2005 | russ

Would these be the parts that have just pads located on the bottom of the part? If so, we place these every day in decent volumes and have never had any manufacturing problems with them. I cannot comment on the reliability since we are a contract M

Accuracy Requirements for New Technology

Electronics Forum | Fri Apr 08 07:55:14 EDT 2005 | CN

Sounds like it would by tough to justify, thought of oursourcing? if the volume is really that low I bet it would be cheaper to find an outside source to build them for you. As far as hand placment accuracy If you are hand placing BGA's or even worse

Accuracy Requirements for New Technology

Electronics Forum | Mon Apr 11 05:44:27 EDT 2005 | Rob

You'll struggle to find low end machines that accurately and reliably place 0201's (despite some of the manufacturers claims). You'll also obviously need to place the larger components on the same platform, accurately which will really cost you.

BGA rework: Coplanarity of Xilinx before and after reflow.

Electronics Forum | Mon May 16 12:42:59 EDT 2005 | adrian_nishimoto

We have a customer that has been trying to place the Xilinx part number XCV2000E-6FG1156I which is an 1156 ball plastic BGA. When we do the X-ray and inspection we find that the package is warping up on all four corners of the package, Like so: Top

FUJI Line vs MY15 line

Electronics Forum | Mon Jun 06 16:09:03 EDT 2005 | avalancher

Grant, As a MYDATA user, your comments worry me. You state that the MDYATA's are not stable or reliable? I am currently placing 0201's with the HYDRA head (at appx 15K/hr) with 0.01% fallout/bad placement. I also place a large range of fine p


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