Electronics Forum | Mon Jun 18 12:14:43 EDT 2012 | dyoungquist
We have a Heller 1707EXL oven. I am assuming the software package that came installed on the computer for the oven is very similar to what you have for your oven. One of the programs in that software package is "ovensetupwizard.exe" You need to
Electronics Forum | Thu Apr 29 16:58:00 EDT 2004 | pjc
You should be able to get a one-print Mylar frame for the SMTech 90 machine from SigmaPrint, http://www.sigmaprint.co.uk Yes, with vision you store images of two features such as solder lands or fidicial marks from opposite corners of the board. With
Electronics Forum | Mon Apr 26 15:04:14 EDT 2004 | pjc
You are correct in understanding that the vision system comes into play for subsequent boards- to align them. Yes- if you missalign the first board and set the cameras to that board, all subsequet boards will not be aligned. Mylar is a thin polyester
Electronics Forum | Mon Apr 04 12:16:32 EDT 2005 | DasonC
We make a custom mini stencil to print the paste onto the QFN and flip over to load on the rework station. The mini-stencil was designed for SRT to pick up the QFN. Check BeamOn (stencil house) for detail. Good luck
Electronics Forum | Mon May 07 10:42:09 EDT 2012 | saju86ece
Hi, I need one clarification about solder paste printing height tolerance. How to define and fix the solder paste height tolerance after screen printing for inspection purpose. Currently we are using 5mils thickness of stencil, in that we are gave
Electronics Forum | Thu Mar 05 23:33:53 EST 1998 | Ron Costa
| | Hello everyone! | | Does any know anything about bare board size variations? | | Is there a spec. or tolerance? | | I'm running small lots of boards and during the screen printing process | | I find that I cannot paste each board perfectly.I've t
Electronics Forum | Thu Mar 05 23:52:26 EST 1998 | Ron Costa
| Hi Ron, | Your question really opens up a "Pandora's box", but when you say you're not able to print perfectly, what is it exactly that you mean? Is the print lacking volume? Is it mis-registered? Are you bridging? Also, what printers have you used
Electronics Forum | Fri Mar 06 10:30:46 EST 1998 | Ron Costa
| | | Hello everyone! | | | Does any know anything about bare board size variations? | | | Is there a spec. or tolerance? | | | I'm running small lots of boards and during the screen printing process | | | I find that I cannot paste each board perfec
Electronics Forum | Mon Jan 30 05:58:39 EST 2017 | rob
Hi all, > > Am new to SMT here. > > I have a very > thin laminate substrate which around 120um > thickess. Being that thin, warpage is constantly > an issue for us. > > For the solder printing part, > we have a number of problems. > > Being s
Electronics Forum | Fri Oct 26 11:29:41 EDT 2001 | kaopsahl
I have two DEK 288s set up in our shop, we used to use a Fuji GSP_III. I could not possibly say enough good things about the DEKs - they are incredible. The only real complaint I have with them is that if an error pops up that locks up the software -
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