Sunday, June 12, 2016

PSIs are Installed!

Took a little bit of modification, but I was able to get the Front PSI installed.

The opaque screens have all cured up since I installed them, so now I am ready to go forward with installing the actual PSIs.

Turns out there was a bit of a fit up problem with the Front PSI because the holoprojector mount is so large that it encroaches over a bit in the the PSI's mount area. Just needed to take a bit of the mount flange off to make it fit, no big deal.


Earlier in the week, I had hooked up the PSIs and turned them on again so I could get a look at how the lights would be seen from the outside. Turns out the cutting sheet alone isn't quite enough to properly diffuse the bright LEDs on the PSI board, so I had to make another diffuser screen.

So, if you pay even MORE attention to the movies, you'll notice the the PSI on R2-D2 actually has a hexagonal type screen of some sort behind the opaque screen. So I whipped up a quick hexagonal pattern model and had it 3d printed.


I had made the patter a square (just because that was simplest) so I had to trim it to fit in the mount. I underestimated this one quite a bit and it took me about an hour to get it to fit just right. Once in I sealed it with some epoxy to keep it in place.

Dabbed some epoxy on the flanges and squished it right in place on the dome. Spent about 30 minutes applying pressure and making sure that it lined up just perfectly so that it was clearly seen from the outside.

All in all, I'm really happy with the way it turned out. Also did the same for the rear PSI, just glued it in place. 


So now I'm just waiting for more servos to come in for the other 2 holoprojectors, and once I get those installed I'll be done with the dome for now, until I'm ready to install it on the body frame. Looong way to go.

Next up I will be starting working on the leg assemblies! And also in the meantime figure out how i am going to get the 2 remaining holoprojectors up and running.

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