My R2D2 Droid

This is the fourth part of my build, December 2008 to February 2009

The index to all the parts of my build diary is HERE

Month 10 - December 2008


A section of 2.5" drainpipe gets heated to soften it, inside a 3" cardboard tube


A Pringles tube is the perfect size to make it stay inplace while it cools and hardens to the new shape

Once cooled I have 3" curved plastic

The original pipe,  a cut 2.5" section and an 'adjusted' 3" section

Framework for the battery boxes

Curved sections added top and bottom of the frames

Access hole cut and the inside of the seam is re-enforced with fibreglass

Filler hiding the gaps and wood grain

Coat of primer, doesn't look too bad


Battery boxes fix to the feet by posts at the bottom and bolts at the top


Fixed together, the feet have been tidied up too

All three feet

I'm going to need a bigger bench

From the back

Much better with a few bits on
Month 11 - January 2009

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Middle foot is a bit too long so its out with the saw....

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Looks much better

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Skirt is filled, sanded and primed. A very fiddly job that took ages to do

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Frame parts are sanded to get in line ready to fit the inner skins

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Strap holding the skin in place while I drill and screw it in position
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Extra supports are found to be needed in some places
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More supports added (arrowed)
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Fixing the rear inner skin on
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Inner skin fixed using screws into the frame
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Shoulder holes are not quite round
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Shoulder hubs dont fit in the holes anymore
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I used an angle grinder to enlarge the holes for the shoulder hubs
Month 12 - February 2009

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A small amount of silicon is put on the frame before the skin is finally fixed in place, this made it very solid.

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Coin slots are one cast piece of resin that fit through the skins
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A simple bracket is made up to hold them in place
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Recess in large data port to go over the pivot bolt for the utility arms
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Utility arms hit the pre-cut holes in the skins, as I intend the arms to move I need to rectify this...

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....so clearance made for the arms

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Mounts for the arms are made from nylon rod

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Utility arms fitted - inside view

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Arms open!

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There is enough thickness to tap a thread in the back of the octagon port
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Bracket holds the octagon port in place
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From the outside
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Tapping a thread in the back of the power coupler
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Power coupler in place
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Mounting brackets fixed to the rear of the coin return castings
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Coin returns slip in one end and are fixed with a bolt the other
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Pocket vents do not match the body profile
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Body gets 'adjusted' to allow the casting to fit at the edges

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Much better fit

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Brackets fixed to the back of the pocket vents
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Fixed in place from behind

Try this page to see the part names


For more information on Droid building try these great sites:

Astromech Factory

Astromech Factory

A friendly forum devoted to the building of  Astromech droids

R2 builders

R2-D2 Builders Group

The home of the official R2-D2 Builders Group on Yahoo! Groups

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Astromech.net

The official R2-D2 Builders Club web-site, now with forums

UK Robot Builders

UK Robot Builders

Free to join, lots of help and support building all sorts of robots