Fabrication of a Vert Stab Nose Rib

Software messed up some pictures, trying to fix it
Not sure of the actual date, between Feb – May 2011

We decided to remake a nose rib for the vertical stabilizer.  Here is what we have learned

Former and sheet materialLocate FormerDrill holes for clamp screws

A

Locate Former

B

Drill holes for clamp screws

C

Clamp material

D

Trace outline with washer with right Inner Radius for rib flange

E

Outline with former

F

Outline on material

G

Drilling Corner radius of flange, makes it easier to snip out

H

Blurry pic of outline with corner holes

I

Cutting rib out with shears, cutting to the corner holes

J

 

Front and Back cut out

 

K

Cutting Edges, notice plenty of extra to file later

L

Mount in form block

M

Marking where the flutes are located

N

Used fluting pliers at the marks, this helps with the initial forming

O

Forming a flange with a mallet, glancing taps/hits to push the metal over

P

Forming the flange

Q

Using a rod (and hammer) to get the flutes formed

R

Formed rib

Need to trim the front off and clean it up.  Basic forming time is five mintes or less.  Of course it took us a few ribs to figure the process out.

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