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Author Topic: T-Bone's EL Saber Hilt Building Tutorial  (Read 124 times)
T-Bone
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« on: July 19, 2010, 12:45:52 AM »

I am not an expert or a trained machinist, but by using only hand tools and a little elbow grease, you can create a saber that rivals a machined one.  Jedi  This tutorial is going to hopefully show you how I take this...

And turn it into this

So, let's start with the tools you will need.


Tools

The tools required for this project are:

Safety Glasses

Fine Marked Ruler

Vice or Similar Clamping Method

Dremel with a Cutting Wheel and Drum Sander

Pipe Cutter

Deburring Tools

2 Bastard Files, fine and rough, and a Set of Minature Files

Drill Bit, Tap, and a Self-tapping Screw

Sand Paper and Steel Wool

A Drill or Drill Press

Soldering Iron and Solder
I cannot stress enough to always use proper eye protection.  I have gotten metal in my eye before and it is not fun, so always use googles or glasses.



Design

Just to put this little tutorial together I used items I already had on hand.
To create a saber using this technique, you will need to draw out the design of the saber you would like to make.  Typically for an EL saber, I try to stay around 12" in length.  This will give you enough space for the electronics and room to sufficiently hold the blade.  For the handle diamteter, I'm typically old school and use 1.5" inches as guide for the "outer most" diameter of the handle.  The old camera flashes that were used as hilts in the OT were 1.5" and if you would like to use a sink tube in your build, they are the same diameter.  For example, this picture shows three pieces of 1.5" inch tubing I rounded the edges on and slipped over 1.325" tube.  You can see how numerous looks can be a achieved by varying the sizes of tubing.


If you have access and can use autocad, it will make your design process lots simplier.  I used to have a hacked out copy of 3D Studio I would use to design my sabers.  By creating tubes in 3D, I could see what would fit and what wouldn't.  You will need to think about all the OD and ID's of the tubing you will need.  I buy all my metals from www.onlinemetals.com.  If you do not have a nearby shop to buy your materials, or your buying small quantities they are really great, PLUS they list all the OD and ID sizes, which is very helpful for deciding what to buy. You can use any metal you would like:  Bronze, brass, copper, etc., but I mainly use 6061-T6 Aluminum tubing.  For example, I would order 1.5" OD x 0.058" WALL x 1.384" ID 6061 T6 TUBE and 1.375" OD x 0.125" WALL x 1.125" ID 6061 T6 TUBE because the smaller tubing would fit inside the larger one.



Here is an example of how I created the "Emitter" section of my saber.

I slipped 5 different size tubes inside one another to create the thickness I needed to hold the polycarbonate tubing of the blade.

While I'm talking about the emitter, let's start there...

The Emitter Section



As I was going through all the odds and ends I had laying around, I discovered that the tubes I had left over from some outdoor solar lights (you can get them at Wal-mart for $2.50) fit the 3/4" polycarbonate tubing perfectly.


As I continued through my other stuff, I found some rubber washers.  They had a neat little cut around the middle and fit the solar light tubing almost perfectly.


Using the head for a saber I started and never finished, I slipped the different sized tubes over each other to fit the light tubing. This head was created using a large steel washer, 1.5" OD aluminum tubing, and some small pieces of key steel for the details on the outside.  I used my dremel to cut a grove down the center of the key steel for a little added design.


Once I had the pieces of tubing I needed, cut to fit, I roughed up the outside of each tube I slipped.  I always use J-B Weld, or J-B Kwik to attach the pieces together. J-B Weld is awesome for metals.  It is sandable, drillable, paintable, and dries hard as a rock.  I won't use anything else.  I prefer Weld to Kwik, but here I used the Kwik. Applying this to the tubing I allowed it to dry.  Kwik dries much quicker and I was on a roll.


The solar tubing was not quite tight enough to resistance fit with the outer aluminum tubing.  When I have this happen, I create a "washer" to take up the space.  I use plain old scotch tape.  I wind this tightly around the tube, keeping it straight in the process.  You must keep it tight and bubble-free in order to keep everything straight once it is put together.


You can see here the thickness that was necessary to build up in order to take up the space and get a tight fit with the aluminum tubing.  I wrapped it two tape-widths in order to cover the span, the removed some of the tape from inside area in order to allow more J-B Weld between the two pipes.  I only want the tape to help hold the tubing straight as possible.  Once you have JB Weld on each side of it, and spread thickly in the middle, the tubing will be joined tightly together.


Here is the completed head section after the aluminum tubing was Welded to the solar light tubing.


Now, I went to work on the other end using the same procedure.  This end was built up using scotch-tape-washers, and two pieces of aluminum.  This will now fit onto the 1.25" ID aluminum tubing I will be using for the base size of the handle section.


And here is the completed emitter section, shown with a scrap piece of polycarbonate in the end.


Here are pix of the completed and painted emitter section, showing the knurled nut that was tapped in to hold the blade in position.  I generally use at least one, but I have a few that I have put 2-3 on.  It acts like extra protection from slinging the blade out, and using different type screws for this can be aestectically pleasing.  The little crown piece on the top was something I thought of later, and cut from some scrap I had left over from the grip.


I had a plan to make a saber that looked well-used/well worn.  This also gives me the benefit of covering up the steel pieces which are subject to rust.  It also covered up the J-B Weld joints and the seams.

Next up is the Main Grips...
« Last Edit: August 04, 2010, 01:21:20 PM by T-Bone » Logged

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« Reply #1 on: July 24, 2010, 12:28:28 AM »

The Main Grip Section


For This saber, I thought I would give it a prequel feel with the grips.  I envisioned a merging of something like Qui Qon's and Obi's grips from Episode I.


So, without a lathe to turn this out I would need to cut pipe that would fit over the the tube I will use as the base handle section.  So, here's the start.


When you get your tubing, the ends are usually a little ragged, so I always use my pipe cutter to get a nice, straight edge to work with.


Now I'll start cutting the rings for my grip.  Each are 3/8" wide.  That is about as narrow a ring as my pipe cutter will cut cleanly.  I will need 9 to do the inside.  As you can see the edges are still a little jagged, so I'm gonna clean each one as I go.


There are a variety of methods you could use to clean these, sanders and whatnot, but I use a manual method that insures I keep my edges straight and don't get my rings out of round or narrower on one side than the other.  I have a very rough sandpaper disc that I use first to get them roughed out. To start, I begin by placing the ring flat against the paper, and moving up and down (the red lines) on the paper while moving slowly left to right (the yellow lines), keeping constant pressure on the total surface of the ring against the paper.  As a rule of thumb, I do this for about 10 seconds, then rotate the piece about 90 degrees and repeat.


I continue this procedure until it looks like the edge has been sanded completely flat.  These pictures are kind of blurry, but maybe you'll get the point.


Once I get the piece to this point, I swap over to a finer grit disk and repeat the process.  Continue sanding the piece with the same motion as before, and remember to rotate the piece in 10 second intervals.  Keep sanding until the surface appears smooth and relatively blemish free.


I continue the process through the different grades of paper.  Once you get into the fine grades of paper, discontinue the side to side motion, and only move up and down.  The finer grades of paper aren't removing that much material, so its less likely you will sand your piece to an angle on one side.


Depending on the look you are going for with your saber, this process can continue until you remove all the blemishes and tool marks.  Since mine is going to be "worn" looking, I'll stop here, but you can make the pieces really shine by use wet/dry sandpaper and wet sanding it.


The outside edes of the ring will need to be cleaned up as well.  Since it will be easier to do before I attach them to the hilt, I will sand out each one as I go.  I don't want to clamp it in the vice, because it will leave marks in the aluminum, so I create a simple "jig" to hold them.  This "jig" is simply a wooden dowel and a cardboard tube from a roll of paper towels.  I telescope the cardboard on the dowel so it is smaller on one side, which makes it easy to slip my ring on it, and wider in the back so I can push the ring on it and hold it in place.


With the ring held into place, I cut some strips off of my sheets of sandpaper, some coarse and some fine.  Taking these strips, I loop them over the piece, and with a "sawing" motion (the red lines), pull the paper over the side of the tube evenly moving up and down the tube slowly (the yellow lines).  Using a pipe cutter on the tubes will sometimes cause the material around the cut to rise up, creating a slight ridge at the ends of the tubing.  I'm going to sand this ridge off, so I have a nice, straight clean edge.


As with the sanding of the edge, you can move through the different grades of paper, sanding it to a high shine.  To finish each one off, I use 0000 grade steel wool.  One ring to rule them all... Now I have 8 more to do...


Here is a shot with all of them cut and some of them polished.


Like QuiGon's saber, I wanted to make a cover over the grip area.  To begin, I cut another tube to the length I needed.


Using the same method I used on the ring, I cleaned the edges and then polished the side.


Just to emphasize how nice you can make aluminum look, I took this tube and used some MAAS polish on it.  Check out that shine!


I sketched out the design I wanted to create and used my scanner and computer to clean and straighten up the design, and print it out as a usable template.  Most times, I use double-sided tape to stick my templates to the tubes.  The double-sided taped prevents the template from coming off when you start cutting through it.


Unfortunately, I didn't take any photos of the next few steps, but I used my Dremel to cut out the pattern.  Afterwards, I used files and the minature files to clean up all the edges.  The minature files really come in handy when you are are working with small pieces or working in tight corners.  Once that was done, lightly sanded and re-polished the piece, being careful to remove any tool marks or scratches I had created inadvertantly.  Another benefit of keeping your templates on the entire way through the cutting process is less marks cauesd by clamping or light nicks from cutting.  I didn't clean this piece a perfectly as I could have, because the finish I was going for.  I wanted to make it look worn and beat up.  Here is a shot of it as I did a dry fit of all the pieces.


I JB Welded the grips onto the main tube, but first, I laid them all out and marked where they would be on the tube.  To make sure the glue would hold, I roughed up the area under each one, being careful to stay between my marks.


After the JB Weld had dried, I taped off the area and painted the inner grip.  I use the EL Cheapo Wal-Mart standard Flat Black.  It weathers nicely and acts as a primer as well. I used steel wool to rub off the black paint and weather the finish.  I then slipped the outer grip over the inner one and glued it into place.


Next up - the pommel and activator box...
« Last Edit: July 29, 2010, 11:43:06 PM by T-Bone » Logged

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« Reply #2 on: July 25, 2010, 10:39:34 PM »

oh man, excellent tutorial T-Bone! Fantastic job  clap Jedi
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« Reply #3 on: July 26, 2010, 07:56:11 AM »

That is beyond incredible!!!

I'll know who to come to for questions when I start my own lightsaber projects.




And...I smell a lightsaber prop party coming to a garage near you!
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« Reply #4 on: July 27, 2010, 04:08:25 PM »

T-bone has been at saber building way before the MR's came out with the LED stuff in them.  I still prefer the EL wiring. 
I got an EL saber form him years ago and it is an awsome piece, I carried it with my Vader back in the day....
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« Reply #5 on: July 30, 2010, 12:29:30 AM »

The Pommel



The Pommel needed to be removable to get to the battery.  I always make my hilts where they can be taken completely apart, or at least be able to get to the electronics in case there is a problem later on.  Always keep that in mind when you work on your design.  The pommel on this saber was little more than left over pieces and a found item, but they went together so well.  I took a few left over pieces of pipe, slipped them to build up the thickness, and JB Welded them together.


As I was digging through odd and ends I had kept, and found some type of cabinet pull or door knob.  It was brass coated, and fit perfectly into one of the pipes.  I removed the coating with some sandpaper and polished it back up with steel wool.


Here a picture of it assembled, before any paint was added, and a dry fit into the hilt.


It looked so nice all shiney, but the brass coated knob was some kind of steel, and without any coating, would rust fairly quickly.  So staying with my black and chrome motif, I painted it black, leaving some of the aluminum exposed.


After the paint dried, I broke out the steel wool once again and weathered the black up.  I left as much of the knob covered as possible so I would not have to worry about rust.  You can also see that the pommel is attached with screws, giving me access to the 9 volt battery.


I purchased drill bits and taps long ago so I am able to create threads in the pipes.  They are not that expensive, and if you plan on building lots of hilts and whatnot, its not a bad investment.  You can also purchase self-drilling screws if you do not want to go the drill and tap route.  Self-drilling screws are very easy to use.  All you need to do is drill a hole slightly smaller than the screw, then screw the screw into the hole.  It will tap itself.  I do suggest you hand screw these in to make sure something crazy doesn't happen with the electric screwdriver.  Once you're to the point of connecting all the pieces, you can cause a lot of damage or tool marks very quickly and can be hard to remove once things are welded into place.  The picture below shows a bit, my tapping tool with a tap chucked in it, and at the bottom is a self-drilling screw.


Next...before we can build a blade, we've got to have a way to turn it off and on, so on the agenda next - the activator box.

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« Reply #6 on: August 03, 2010, 10:11:08 PM »

The Activator Box



I wanted to do a kinda old school clamp look for the activator box.  So, I started with my largest tube size and a piece of aluminum U-channel.  I picked up an 8' length at Lowes or Home Depot for a decent price.  8' is a lot of activator boxes, or rails on guns, etc.  First, I took the tube and by using my rough bastard file, flattened an area on one side of the tube.  Roughing up the area will also help give a better surface for the JB Weld to adhere to.  I also created a slightly curved surface to the bottom of the U-channel, to let the two pieces fit together better.
 

I had an old 3Dfx video card laying around which I created my activator strip from.  I keep old RAM chips, network cards, etc. for these things.  You can make the strips out of little of nothing and stuff you may have laying around the house.  I cut the tine-side off and to fit inside the U-channel.
 

I cut pieces of aluminum to cover the ends of the U-channel to complete my "clamp".  You can pick-up small sheets of aluminum at Lowes or Home Depot too.  I've had one sheet that I have cut little pieces out of for a variety of projects.  So, it's a wise purchase if you plan do these type of prop builds.  Here's a picture of the completed "clamp" assembly, activator strip, and the switch I plan to use in the activator box, and a dry fit of all the pieces together.  The switch I liberated from a broken maglight - the kind with the button on the bottom.
 

Next, I attached the "clamp" to the grip sub assembly.  I roughed up the edges of the grip, and JB Welded it to "clamp".  I also tapped 4 holes in for some 8/32" screws which I will use to attach the grip subassembly to the emitter sub.
 
 
I used some leftover pieces of styrene to make a spacer below the switch and to build up the other side to hold the screw I will use to attach the activator strip.  I always try to leave these areas with access to the switch, you never know when something might break and you need to replace it.
 

And here is the completed clamp painted and weathered.  I was careful not to remove the paint from the edges, this helps cover the seams from gluing the sides to the U-channel.



Lastly the electronics for the hilt...

The Electronics

For EL cable, you must use an inverter that converts DC to AC current.  I use the smallest one I can find, the Classic Pipsqueak Driver http://shopping.netsuite.com/s.nl/c.ACCT88394/it.A/id.824/.f from www.coolneon.com.  This inverter will light 4- 20 ft of EL wire, can run on 9- 12 Volts of DC input, and NOW comes with a 9 Volt battery cap already attached.  They also offer an 8-AA holder which pushes the voltage to 12 volts, but I have not been able to create a hilt big or wide enough to accomodate it.


Next, we will need a way to connect to the blade to our driver.  You need something that is quick-disconnect, easy to use, and very low maintenance.  Using a connect/disconnect method will allow you to wear you hilt costuming and you will have the ability to swap out different color blades if you create more than one.  To do this, I use mono, phono jacks:  a male end on the blade and female inside the hilt.  The pictures below shows a male plug installed in the blade and the female plug with blade material around it as a space to hold it in the hilt.  It has been awhile since I built a hilt, I was unable to find any female mono connectors like the one pictured.  RadioShack used to carry them, but all the stores in Opelika/Auburn have closed and the website has nothing listed for these.  I could find male plugs, but no female.  I actually cannabalized another saber when I created this one.  If someone can find them, please let know.  I'd like to purchase 2-3 for future projects. 
 

I roughed the outside of the polycarbonate tubing surrounding the female adapter so I could JB Weld it into the emitter.  Then I glued it in place.
   

I mentioned in my first post about designing your saber and taking your time to think about all things that need to fit together, here you can see what happens when you don't or you overlook something.  I got to this point and had no way of getting the wires to the switch because everything fit so well together.  What I had to do was grind a channel down my emitter assembly to give me room to run the wires to the inverter.  It was not that bad of a flaw, but still something to think about when it comes to placement of swithches, wiring, and how it all goes together.


To complete the saber, to ran the wires to my switch, pulled them out the bottom and wired them between the battery and the inverter.  I solder all my connections because I don't want to have to worry about wires pulling loose later.   www.coolneon.com has an excellent tutorial (http://www.coolneon.com/soldering.html).  Read that if you need help with soldering, I'm not repeating it here.  Once all that was in place, I screwed it altogether, shoved the inverter into the grip, along with the 9-volt battery, and screwed the pommel into place.

FINISHED



Well, I hope that you enjoyed reading this as much as I enjoyed building the hilt.  I haven't done a saber in a while, so it was a nice change.  Once a few more components come in, I will write a tutorial for creating the blades.  If you have any questions, please feel free to ask.
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« Reply #7 on: August 04, 2010, 07:56:25 AM »

Your tutorial was incredible! Far superior to anything I've read on building lightsabers...and I've done a LOT of research.

These are the kinds of posts I'm campaigning for for the Alabama Garrison/Tranquiltiy Base forums. Having such a repository of information on costuming and prop building will make our sight one of the premier go-to sites for such information.

THANKS!!!

 bow


PS (This deserves to be stickied!)
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« Reply #8 on: August 04, 2010, 01:20:07 PM »

Thanks for all the encouragement through creating it, Daisy, Sith and Bama... Now that I'm done, I wish I had taken a few more photos of some of the steps so I could better describe them, but hindsight is 20/20.  I hope this helps, and if anyone needs help understanding any of it, feel free to ask me.

TB
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