Electronics Forum: stencil drawing (Page 1 of 4)

High complex board manufacturing

Electronics Forum | Tue Mar 03 03:02:17 EST 2009 | emmanueldavid

25% out of Lands in PCB, Insufficient/Inconsistent Alloy deposition which causes for poor Tackiness between Device Spheres & Paste deposited. Also note that Aperture Opening Designs in Your Stencil draws a huge role for these defects. 4. Placement: P

metal squeegee

Electronics Forum | Sat Dec 10 08:02:18 EST 2005 | davef

Consider: * Your machine supplier * Transition Automation http://www.transitionautomation.com * A couple of years ago, Darby I think, talked here on SMTnet about using a stainless steel blade that he had made. Basically, he provided his stencil fab

Document Control Center software recommendations

Electronics Forum | Tue Jul 30 13:58:26 EDT 2002 | dragonslayr

To all SMTneters: I am seeking recommendations for software packages. I will be managing a Document Control Center for a Contract Manufacturer. I am aware of the functions, duties but do not know the commercial names of software needed. We will be ne

Storing non-framed stencils

Electronics Forum | Tue Jun 15 17:29:25 EDT 2004 | gregp

Just an idea... Try investigating methods for storing large drawings. We have a hanging file cabinet for E size drawings. You apply a self adhesive strip of mylar to the end of the drawing that has four holes in it. The cabinet opens up and 2 sets

Stencil Storage

Electronics Forum | Mon Mar 01 13:09:24 EST 2004 | johnthor

We have also used the IIT Pro Plate II for many years. They sell a small storage cabinet (also overpriced) originally intended for drawing storage where the stencil foils hang in plastic envelopes. Another thing to consider with IIT is their $13 "sk

DEK underscreen cleaning

Electronics Forum | Thu Apr 14 06:54:02 EDT 2005 | teera

hi! below are the item need to check: 1)top plate condition(under screen squeegee). 2)under screen clean contact position(with stencil) 3)make sure the thickness of wiper paper not so thick(not over 6o gm)becaue it will effect the vacuum suction. 4)s

Stencil thickness

Electronics Forum | Thu Jun 09 07:36:49 EDT 2005 | ajaydoshi

Thanks, 1. Any idea how to go about pallet. because this PCB is single only ( not in multiple ). if you have some drawing / picture pl. send me at ajay_doshi@utlindia.com 2. What are other parameter to set on machine ajay

Semi-Auto Stencil Printer Vision Systems; Homebrew

Electronics Forum | Mon Dec 21 09:56:18 EST 2015 | proceng1

The vision on our semi-automatic printers allows the operator to draw a box around a pad for reference. Then as long as both reference pads are lined up on consecutive boards, it's aligned.

Re: paste in hole

Electronics Forum | Fri Jun 25 16:32:45 EDT 1999 | MMurphy

| | | hello, | | | | | | has anyone tried dispensing solder paste in thru holes instead of waving or hand soldering. if so how did it work out for you. | | | thanks for the input | | | | | | wayne | | | | | | | | | | | We have tried this mainly

Screen washing

Electronics Forum | Wed Aug 27 09:31:25 EDT 2003 | caldon

BMAN.........Consider yourself shot down. unfortunatly (for you) Mike and Ken are right on the mark. The root of your problem is the current system you have for stencil wash...Explain what Maintenance headaches you have. Many moons ago I had a Smar

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