Good Job, Steve.
Thanks for sharing the idea.
Gabe Cherian

Stephen R. Gregory wrote:

> Hi All!
>
>      This is a tip I discovered yesterday that works so good I thought I'd
> share it with ya'll. We had a customer show up Friday afternoon that needed
> two prototypes built ASAP (don't they all)?.
>
>      Feeling kinda' generous, or greedy (depends on your point of view), we
> said we'd do em' and they could have them back on Monday morning.
>
>      I went ahead and hand placed them since the most of the material for the
> boards were engineering samples (strips, loose parts, etc.), but the one fly
> in the ointment with these boards, was that they used a right angle press-fit
> connector on them. It goes without saying that I wouldn't have any proper
> tooling for the connectors, but I came up with a way to press them in without
> tooling and it works GREAT!
>
>      These were shielded ERNI connectors, about three inches or so long, six
> rows of leads, right angle female types.
>
>      I've got a manual arbor press, but not the support tooling for the
> connector. So what I did was to manually place the connector in the holes and
> get the tips of the leads to protrude just a bit out the backside (you should
> be able to do this if the lead length is spec'd right). Then I took another
> connector and placed the hole openings over the lead tips matching it
> position-wise to cover all the leads, and used that connector as my "anvil" to
> press the board onto the connector, which is backwards from what we do
> normally.
>
>      So basically, I had the board "sandwiched" between two connectors when I
> put it beneath the arbor press head. The one  connector on the bottom was the
> one being installed into the board, then you have the PCB, and then the
> "anvil" connector whose hole spacing is an exact match and distributes the
> pressure equally, and supports the laminate around the holes to press the PCB
> onto the pins...it doesn't hurt the "anvil" connector either!
>
>      You wouldn't want to have to do a bunch this way, and this only will work
> with right angle connectors, but in a pinch this works great!
>
> -Steve Gregory-
>
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