Tuesday, May 10, 2011

Wings Riveted, Help from the parentals

The last weekend in April my mom and dad were in town.  My dad being an aviation buff meant that he was ready to go to help out in the hanger.  My mom is just an extremely generous person and wanted to hang out, so she got into it too.  I had prepped the wing ribs and spars in advance so that they would be here to help me rivet them together.
 Here is my dad clecoing the ribs to the front spar.
 Mom getting a photo of us together.  You can see the tape in my dad's hand that we used to protect the spar from the bucking bar.
 My mom helped out by deburring ALL of the ribs for the right wing!
 The first rivets!  Here you can see the shop heads on the backside of the spar.  You want the shop head to be on the thinnest material.  This made the riveting a little more difficult, but I really like the results.
 Here we are getting to the root of the wing.  With all four ribs this close together (for the wing walk) it got a bit more difficult.


 The rear spar clecoed on.
 Removing the tape from the spar.  You can see how it was setup to protect the spar.
 On the left side here you can see the flush mounted rivets on the rear spar to the rib.  Two of them are in place so far.  The aileron mounting bracket will be mounted here and will go over these flush mount rivets.
 Here we are again having a mental exercise trying to figure out how to get to those rivet heads inbetween.  Because of the rivets holding together the reinforcement fork, we couldn't move the ends of the ribs out of the way to get in, so we had to get creative.  I think for the right wing I will rivet all ribs except the last four to the front spar, and then again to the rear spar, and then I will rivet in these four.

Here we are celebrating completing the tough ones.
And me posing with the finished product.
Looks lined up and you can see me giving the thumbs up halfway down.
Just for fun, we threw the leading edge up on top after we put the wing on the jig.  My dad helped me level the wing at both ends to get the twist out of the front spar.  After that, we jacked up the center of the rear spar so that the main spar to get out the flex from the deflection.  We used a piece of string along the length of the rivet holes on the spar to gauge when it was straight.

A very productive weekend and a big thanks to my folks, they both helped a lot.

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