Wednesday, September 8, 2010

Chapter 19 - Wings - Part 7

During the month of August more work was completed on the first (right) wing.

After the shear web and hard point layups were complete, I joined the leading edge cores to the wing and re-installed the forward wing jigs.

Next leading edge wing root was trimmed to 90 degrees to the shear web as indicated by the black line.


Here is the foam core after trimming. Also you can see the aluminium hard point prior to glassing the wing.




Here is the bottom of the wing after laying up the lower spar cap and ready for glassing.



Local canard builder Marc Oppelt is seen here after the bottom of the wing was glassed. Marc is building a very interesting Long-EZ derivative here in Olympia. His project has a slightly larger fuselage and he intends to install a V8 auto engine. If my plane makes it to 10, Marc's will go to 11. Seriously though, Marc has been a great help with both the top and bottom skin of the wing. I believe that these layups are the biggest in the whole project and with Marc's help they went very smoothly. In addition Marc has been really resourceful in finding alternate and local suppliers of materials and parts. Recently we both stumbled upon a supper deal that provided me with enough foam to complete my left wing and provided Marc a great deal of foam for his project and landing gear parts. Having another builder to help is golden, you both learn a little and the job goes quicker.


Here is the right wing after bottom skinning. Peel ply is applied to prep for winglet installation.



After skinning the bottom of the wing I flipped it over an began preparing for the top skin. Here is pictured the process for removing the foam "tail" and removing the peel ply for a glass to glass binding on the trailing edge.



Marc again stopped by to skin the top of the wing. All went well, but I was rushing to prep for the skinning and forgot to rout out the rudder cable channel until after we had smeared micro slurry over the wing (DOH!!). Not a big deal though. We just ran the router through the foam over the micro, made mess of my Dremel tool, but all turned out fine. Again, thanks to Marc O for his assistance.

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