Dave..
CONTROL is never simple, but is absolutly
necessary or get ready to retire early. ;->
1)The directory should definitly be restrictive to
a few very meticulous men/women. Naming convention
of the files in the directory is important and
should have some for though to prevent the wrong
file being back-loaded for usage.
2)There will be a lot of opinion here. Revision
letter, new family number, dash number, contract
requiement, etc. I always like minor changes to
be handled with a rev letter, while a major change
should dictate a new number. You wouldn't want a
person to pick up a bare board, part numbers VERY
similar) and stuff it with very expensive components,
add assembly time start to test and discover it was
the old version!!!!!
3)Fab and design data can reside together, but then
that total package should then be duplicated
elsewhere. You only coping data and it's not much
more effort at that time to make the 2nd copy.
Better then trying to replicate something at a
later date.
4)E-mail works well for small files, but for large
files we have used ftp sites. Lately, I have been
accessing our files on a web site. The supplier
would dump the zipped files on his site and we
would download them into our site and unzip them.
5)I think it is called "The Magic Pushbutton System"
from the Keep On Dreaming Company located in Never
Never Land. ;->
My opinions..Good luck, but careful is also
important!
Regards,
Bob Vanech Bob
BVAN Enterprise
> Greetings 'netters
> We have decided to bring back electronic assembly to our company. My
> questions/comments concern controlling production PWB fab data, and I would
> like to hear about your methods and processes. Our drafting standards
> address typical drawings well, but not drawings with associated electronic
> data. Respond off-line if appropriate.
>
> We currently use Allegro, but are moving to OrCad. Current board design is
> for development, not production. The development PWB draftsman keeps files
> local.
>
> 1) Is control as simple as reserving a directory on the network and
> restricting access?
> 2) What is done to make sure the drawing matches the fab data after
> revisions are made?
> 3) Fab data will reside separately from drawing data for redundancy.
> 4) Is FTP or e-mail preferred for fab data transfer? Or is this fab house
> specific?
> 5) Are there software packages that automate all/some of this process?
>
> Regards,
> Dave Hipp
> Woodward Aircraft Engine Systems
> Electrical Production Engineering
>
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