Electronics Forum: alignment (Page 1 of 106)

Fiducial alignment on Juki

Electronics Forum | Thu Dec 18 14:38:58 EST 2014 | rangarajd

Hello, I don't have any experience with Juki. Visited one of their booth recently and I was told they use a laser for alignment. How does this work? Is there any advantage over the traditional vision alignment? Thanks!

Fiducial alignment on Juki

Electronics Forum | Sun Dec 21 23:30:09 EST 2014 | sarason

Since the Laser alignment bit is attached to the head and you don't have to move the part to a camera location, before placing the component on the board it is about the fastest method there is of getting accurate component alignment. With more moder

Optical alignment system

Electronics Forum | Wed Aug 27 14:52:33 EDT 2014 | jana

Thank you for your reply. YES, optical alignment system allows two pictures to be viewed simultaneously but it can be achieved more ways. Do you know what method is used in the superior machines e.g.in Shuttlestar machines?

Optical alignment system

Electronics Forum | Thu Aug 28 14:08:45 EDT 2014 | jana

Thank you for your reply. For the first type of the optical alignment, do you mean something like this in the picture below? And can you please explain a little more another form of prism system that is the dichroic mirrored prism assembly?

reflow theta alignment

Electronics Forum | Fri May 29 12:30:03 EDT 1998 | Jason Gregory

Hi everyone, this is my first time on this forum. I've only been an innocent bystander. Until now. I wonder if anyone out there knows of any technical publication (accessible over the net) that explains, in detail, the actual physics involved regardi

Re: alignment of prints

Electronics Forum | Wed Nov 15 10:43:56 EST 2000 | jackofalltrades

Mylar is the correct name and McMaster-Carr is one possible source (it is in their catalog).

Re: reflow theta alignment

Electronics Forum | Fri May 29 16:14:23 EDT 1998 | Jason Gregory

Thanks for the advice, Steve. Hard-headed people in high-ranking positions spells trouble.

Optical alignment system

Electronics Forum | Wed Aug 27 15:04:25 EDT 2014 | mcapizzi

Sorry...prism. Typically no mirrors.

Optical alignment system

Electronics Forum | Fri Aug 29 15:22:33 EDT 2014 | mcapizzi

I'm not sure of that point, just that they are comprised of two 45 degree prisms.

Help CSM84 mechanical alignment

Electronics Forum | Fri May 04 02:32:10 EDT 2007 | jmelson

Thanks! Well, the procedure in the book says to first calibrate the mech aligner with the beam sensor, but that exceeds the X travel. I guess you can just eyeball it off the nozzles and then use trial and error. While poking around on the machine

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