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Wing Construction

December 1-3
The first weekend of December.  

Friday night was spent out on a date with my wife.  Dinner and theater.  

Saturday day was spent working on honey-dos and the evening was spent out with the family.

Sunday.  Sunday was my first day of Christmas shopping.  I got out to the shop around 7:30 and finished cutting and deburring the aileron rib blanks.  I quit at 9:00 or so.

December 4
Christmas wishes to all.  Tonight was the beginning of the Christmas party season for me.  

last night was the Republican Christmas party.  

Tonight is the 1363 Holiday party. 

I can see that this week will be a productive one :)

December 5-6
As predicted, next to nothing has been done.  However, tonight should provide me with some time to hammer the aileron ribs into shape.
December 7
aileron_flanged.jpg (88420 bytes) I spent about two hours out in the shop tonight.  A good portion of the night was spent cleaning up my work area.  After doing all of the routing I had aluminum shavings everywhere.  So I broke out the shopvac and  had at it.

Once I was all cleaned up I started bending the aileron blanks into shape.  I think I got 4 done before I called it a night.  I'm troubled by the trailing edge of my master form block.  The MDF is starting to separate.  The rest of the form block is in good shape still, it's just this portion where there isn't much material.  

There are only 12 more to bend.  I hope it makes it.

December 7-10
split_formblock1.jpg (74301 bytes)

split_formblock2.jpg (80727 bytes)

Shortly after posting my last entry I got an email from Wayne Massey.  It seems he had a similar issue and sent me some pictures of his solution.  His solution was simple and effective.  By simply clamping the end of the form block, further damage was avoided.

The two pictures I've posted show the damage to the form block, and the fix that helped me out.  With Wayne's guidance, I got the last 12 ribs hammered out .  Thanks Wayne.

December 11-12
Monday I did little more than study the plans one last time before I set to making the short center ribs.  

Tuesday turned out to be a good build night.  I hammered the flanges on the ailerons to 90 degrees and fluted about 1/2 of them.

More importantly, I cut and hammered the flange on the short center ribs.  This gives me 170 ribs of 170; cut and formed!!

It took me just over 7 months to get this far.  I still have some lightening holes to cut, flanges to form, deburring to do, primer to spray, and stiffener angles to attach.  Still, it feels good to get all of the ribs cut.

December 13
aileron_jig_pin.jpg (53207 bytes) One step forward two steps back.  I may have spoken too soon regarding being done with cutting ribs.  Unless I get word to the contrary I will need to remake my aileron ribs. 

When drilling a jig pin location in the rib I allowed for ~3/8 clearance between the location and the lightening hole.  Unfortunately, I forgot about the 1/4 inch flange.  that put the hole ~1/8 from the beginning of the flange.  I'm just waiting to see what the powers that be say about my error.

December 14-17
I haven't called "the bob" yet.  I've got issues :)   Anyway the general consensus is that I should be fine.  So I cut out most of the remaining lightening holes in the aileron ribs.

I also made up 6 short center ribs.  Only needed 4, but I bent 4 the same way and needed two more.  *shrug* 

December 18
spent some time cutting the remaining lightening holes in the aileron ribs.  Once done I went to cut the small 1" hole in the bottom of the short center ribs.  I couldn't find the Mandrel for the damned drill bit.  Ah well.

I spent another 1/2 hour or so deburring the aileron rib lightening holes and called it a night.

December 19-20
This will probably be the last entry before the new year.  I have the next week off.  I'm hoping to finish up the ribs (sans stiffeners).  I would also like to start cutting and drilling said stiffeners.  If I really get ambitious, I try bending the spars.  We will see.   Happy Holidays to everyone  See you in 2007.
December 21-31
The ribs are finished!. . . kind of.  I still have to make up the stiffeners and prime them up.  But all of the bending is done.

Honestly, I didn't get a whole lot done over the holiday vacation.  I was planning on getting a small bending brake from Santa for Christmas.  Instead, Santa spent a lot more and surprised me with a 3x rivet gun.  Not a bad trade off :).

So I spent the week doing some home improvement stuff.  Repairs to the barn, hanging some exterior security lights, repairing a door on the garage; that sort of stuff.  I also relaxed.  Lots of relaxing.

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copyright 2006-2008  Keith Salisbury