Author: dwitt3234

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Fitting

I worked some more on the fittings today. Again working from a rough cut part to a near finished part.

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Flap Handle

I made the flap handle today. Using one of the previously cut strips, I cleaned up the edge using the vixen file. I then cut the strip to length and added the radii at the ends using the bench sander. A little sanding, bend and scotch brite and the handle was complete.

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Drive Horn

I finished bending the drive horn. I find it difficult to estimate the amount of overbend required. In this case I went a little beyond and had to hammer the bend back a bit.<br /><br /> With the bend complete I used scotch brite again to clean up the orange peel like marks in the area of the ben.

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More Work on the Drive Horn

I continued working on the drive horn today. I center punched and drilled all of the pilot holes, completed the sanding and used scotch brite to clean up the part. I filed the bevel on the one edge as indicated. This appears to provide some relief when the horn is riveted to one of the ribs for the rudder.<br /><br /> With all of this work completed I started to setup for bending the drive horn.

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Drive Horn Template

The drive horn shown in the plans has no dimensions but is drawn full scale. I decided that the quickest way to make this part was to start with a template. I used a piece of drafting paper to trace the drive horn from the plans. I then glued the drafting paper to a piece of bristol board and cut it out. This provided a rigid template that I could trace for the final shape on the aluminum.<br /><br /> I traced the shape onto the aluminum and used the band saw to cut out the rough shape. Next, I started the sanding.

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