Printed Circuit Board Assembly & PCB Design Forum
SMT electronics assembly manufacturing forum.
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I'm having problems with Quad QSP-2 pick n place machines re...
- Aug 10, 2010
by
Tanderson
If the fiducials are bad. There are 2 lights on the downward...
- Aug 11, 2010
by
JMW
Why not use some PADs inside the board for X-Y index locatio...
- Aug 18, 2010
by
camtech
Pads typically have paste on them. Unless you have some part...
- Aug 18, 2010
by
JMW
You can try using a PTH or a tooling pin hole. It's much mo...
- Aug 18, 2010
by
Reese
I do not have a QSP-2, but build boards where others have do...
- Aug 21, 2010
by
isd.jww
Drill holes or tooling holes have higher tolerances than Fid...
- Sep 01, 2010
by
sachu_70
***Correction***
I stated, "1-2mm is pretty small (that's r...
- Sep 01, 2010
by
Reese
Reese,
you meant to say 78mils right?
...
- Sep 01, 2010
by
Rdubya
I use 30mil fids too.
...
- Sep 01, 2010
by
isd.jww
Hi Resse, there seems to be some mistake in translating aa t...
- Sep 02, 2010
by
sachu_70
Yes, you are correct. I converted it (tryed to at least) by...
- Sep 02, 2010
by
Reese
You stated, "The larger the fid dia, lesser is the accuracy ...
- Sep 02, 2010
by
Reese
In case of pure pattern recognition, i agree with your view....
- Sep 03, 2010
by
sachu_70
Agreed, but his fiducials aren't working so he may have to r...
- Sep 03, 2010
by
Reese
Agree .....
...
- Sep 06, 2010
by
sachu_70