Electronics Forum | Thu Jun 14 03:45:05 EDT 2007 | erhard
Hello Sami, if your placer is faster than your printer you must have very few components on the board, how many are there? What is the tact time of your mounter for this board, what is the tact time of your printer? How large is the board, can you s
Electronics Forum | Mon Jul 23 12:31:03 EDT 2007 | gmoritz
Have you tried running it in step mode? Yes, and more. The installer asked me to run a few tests: 1> Intentionally make the machine miss insert a part then put a part in manually to see how the leads align to the cutter head. 2> Push the re
Electronics Forum | Wed Oct 24 15:10:12 EDT 2007 | slthomas
You may very well be right Hussman, but I'm not certain that marcin knows exactly what he wants to know. :) I would call that ramp rate, not delta t, but that's my language. marcin, what I'm talking about are the varying temperatures on your board d
Electronics Forum | Thu Oct 25 07:54:57 EDT 2007 | hussman
It's all by feel and looks. Too many variables to tell you exact number of times. Most profile boards are set up to perform initial profile and then repeatability at a set period after that. So changing boards will alter the t-couple and skew your
Electronics Forum | Tue Jan 29 17:48:15 EST 2008 | Paul M.
I do all the above and more !! The BOSS won't give me a title, seems to think it will limit my "other duties as assigned" bull-sh*t. I just got my stinkin miniscule salary cut by 10% AND my bennies cut by 50 friggin percent !! My friend that works
Electronics Forum | Mon Mar 03 23:24:06 EST 2008 | Mag10
I have a project to evaluate solderability of various metals or plated finish. I'd like to tap in to get some advise. The project is to evaluate solderability of various metals or plated finishes for RF shield application with reflow. Due to the hig
Electronics Forum | Wed May 21 08:16:57 EDT 2008 | tonyamenson
Good morning gentlemen, I could use some advise as to the min / max windows for the wave process. We have had little problems with our leaded wave but when applying the same process to lead-free wave we are having problems. Obvisouly the temps are
Electronics Forum | Mon Jul 14 16:29:57 EDT 2008 | patrickbruneel
Stephen, Correct when focusing just on contact length and time only contact time should change when changing the conveyer speed (when the machine is in good operating condition). Changing the conveyer speed changes a lot more parameters like: *Flu
Electronics Forum | Thu Jul 03 08:50:15 EDT 2008 | rgduval
We include it as a part of overhead in our costing. However, I'm working to change that....we're a fairly small job-shop, and we run some jobs where we find that final inspection takes as long as the job took to build in the first place. In these i
Electronics Forum | Wed Jul 30 08:45:42 EDT 2008 | grics
You could also try the ipclistserv "tech net". It is an email list and there are a lot of design engineers that maybe willing to lend you a hand. It kind of reeks to up but maybe worth the time. http://listserv.ipc.org/scripts/wa.exe?A1=ind0807
