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Re: Cotton Waiex 191 - N191YX

PostPosted: Wed Nov 11, 2015 9:53 am
by Rynoth
Bryan, I used the end of a wing rib to copy holes to my spacers. The laser cut holes are the same spacing as on the spar web. If I recall, when making the root ribs you cut off the ends flanges of some ribs, can use that cut-off flange as a template.

Re: Cotton Waiex 191 - N191YX

PostPosted: Wed Nov 11, 2015 11:06 am
by Bryan Cotton
Ryan,
Good thought. Unfortunately I threw those flanges out!

The mild steel tool I made locates the holes end to end as well as with the proper spacing, and hopefully it will stand up to transferring 80 holes.

Re: Cotton Waiex 191 - N191YX

PostPosted: Wed Nov 18, 2015 8:37 pm
by Bryan Cotton
Wing progress:
Image

Cotton Waiex 191 - N191YX

PostPosted: Wed Nov 18, 2015 10:02 pm
by Sonex1517
That looks awesome Bryan!


Robbie Culver
Sonex 1517
Chicagoland
Tails and Wings complete - finishing fuselage.
N1517S reserved

Re: Cotton Waiex 191 - N191YX

PostPosted: Wed Nov 18, 2015 10:50 pm
by Sonex1243
Looking good Bryan. My left wing is in limbo as I am working the annual on our beech B24R!

Re: Cotton Waiex 191 - N191YX

PostPosted: Fri Nov 20, 2015 8:54 pm
by Bryan Cotton
Thanks Ken and Robbie!

Nose ribs:
Image

Compared to scratch building hummelbird wings this is easy. Just cleco on. Here is my wing leveling scheme. A piece of 1/4" rod through the tooling holes provides a chord line reference.
Image

Time to updrill!

Re: Cotton Waiex 191 - N191YX

PostPosted: Sat Nov 21, 2015 3:00 pm
by Bryan Cotton
Updrill:
Image

Pose:
Image

Deburr:
Image

After deburring Adam started riveting the details on the aft spar, as well as the wingtip mount on the forward spar. Seeing ribs on the wing has stoked his enthusiasm!

Re: Cotton Waiex 191 - N191YX

PostPosted: Sun Nov 22, 2015 11:02 pm
by Sonex1243
Great idea of leveling the wing Bryan. I was placing the level across the tops of the spars, but, I had to use a lot of wood to raise the rear spar high enough to be level with the main spar! Also, where did you get the flexible drilling shaft? Been looking for something like that for later on.

Re: Cotton Waiex 191 - N191YX

PostPosted: Mon Nov 23, 2015 2:34 pm
by Bryan Cotton
Ken,
I think I got the snake drill from Terry Tools.
http://www.terrytools.com/sfda.html
They don't list prices but I remember them being much more reasonable than the other sources.

Re: Cotton Waiex 191 - N191YX

PostPosted: Mon Nov 23, 2015 5:49 pm
by Bryan Cotton
The 22" snake drill is $115.62 today. Worth every penny!