R2 is invited to participate in a Star Wars costume contest tomorrow in celebration of May the 4th, so I thought he could wear some Jedi robes and wield a lightsaber. A friend had a cheapie knock-off lightsaber that was donated for the cause, and another friend agreed to whip up a quick robe for R2.
The light saber is operated by pressing down on a button. The light saber is pretty goofy, as it makes laser sounds as if it is a gun, and the LEDs inside blink rapidly. I'm stuck with the red cover, so R2 will be a Sith droid, but I wanted to modify the electronics to not have the laser blasting sounds, and to eliminate the flicker. That part was easy. Just pull out the board, and hard-wire the LEDs to the power when the button is pressed.
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Next, I needed to build a holder for the light saber. Fortunately I already have a bit of a rig inside the droid for when he needs to hold the pillow as a ring bearer in wedding ceremonies, (don't laugh, he's done it 3 times already), so I needed to fashion an attachment for the light saber that could use the same rig. The first step was to measure the diameter of the lightsaber.
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Next, I went looking for some scrap MDF. I found a partial circle, which I believe is a leftover from the should hub template. I marked it up so I could find the center, in order to use a hole saw to drill out as much material as possible.
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I drilled with my hole saw, which removed the bulk of the material.
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I used the Dremel drum sander attachment to remove the rest of the material.
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I needed to file notches for some of the bumps along the surface of the circumference.
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Perfect fit.
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I wanted this to fit flush against R2's body, so I needed cut off a chord from the circle.
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Admittedly, I didn't leave much material, but the light saber is very light.
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I cut a segment of down to glue to the light saber holder.
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Once the glue had dried sufficiently, it was time to paint the whole thing metallic.
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When the paint had dried at the end of the day, I tried it all out.
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I think he's ready for tomorrow.
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