R2D2 - Laser Cut Wood Model
Who hasn't wanted their own R2D2? They are usually pretty pricy, but this model can be made for around $20. This Instructable creates a wood R2D2 model. We have included detailed video directions, quicker overview directions for those of you with more experience, and a detailed step by step PDF.


Here is what you will to complete this R2D2 Instructable:
- Autodesk 123D Make
- STL File
- Corel Draw
- Laser Cutter
- Wood (to save money you can use cardboard from boxes laying around your house!)
- Glue/adhesive




Here are the detailed video directions, they are about 11 minutes long.




Here is the shorter overview.




Download a PDF of the instructions with the link below:
R2D2 - Laser Cut Wood Model
documentation.pdf2 MB

Step 1: Download Autodesk 123D Make

R2D2 - Laser Cut Wood Model
You can download this software in the Mac app store or from http://www.123dapp.com/make.

Step 2: Download STL File

R2D2 - Laser Cut Wood Model
The open source R2D2 file can be downloaded from http://www.grabcad.com/library/r2d2/files

Step 3: Slice STL File in 123D Make

R2D2 - Laser Cut Wood Model
Open 123D Make and import the STL file into the program.

Step 4: Set Manufacturing Settings

R2D2 - Laser Cut Wood Model
Click wheel to bring up settings at the bottom. Set width to 24", length to 18" and thickness to .125" to fit the laser. These settings are for the laser cutter and wood that we used. Your settings will need to match your laser cutter and wood.

Step 5: Set Length of Project

R2D2 - Laser Cut Wood Model
On the left set the length to 12", this is how tall the finished project will stand.

Step 6: Set Construction Technique

R2D2 - Laser Cut Wood Model
Select Stacked Slices from the Construction Technique menu in the left hand panel.

Step 7: Change the Slice Direction

R2D2 - Laser Cut Wood Model
Click on change slice direction and drag the blue diamond to the direction you want the slices to be in.

Step 8: Add Dowel Holes

R2D2 - Laser Cut Wood Model
Select the radio button for Dowels so the computer will add dowel rod holes to the plans for extra support. We added dowels for strength and support for the finished product. We used 0.25 in. dowels, you can use larger or smaller dowels if you prefer.

Step 9: Get Plans

R2D2 - Laser Cut Wood Model
Click Get Plans from the left panel menu. Save the plans as EPS files in the location of your choice.

Step 10: Save & Assembly Instructions

R2D2 - Laser Cut Wood Model
Save the project and look at the Assembly Instructions for how to put R2D2 together. These can be accessed through the Assembly Instructions button on the left panel menu.

Step 11: Open EPS Files in Corel Draw

R2D2 - Laser Cut Wood Model
Open one of the EPS files in Corel Draw and get it lined up with the art board. You will do this for each file.

Step 12: Print Settings for the Laser

R2D2 - Laser Cut Wood Model
Open the print box and click on preferences to open the settings for the laser.

Step 13: Set the Power and Speed Settings

R2D2 - Laser Cut Wood Model
Set the power and speed settings needed for the laser you are working with. We used 100% power, 10% speed, and 300 ppi to cut the wood, and 100% power, 84% speed, and 500 ppi to engrave the wood.

Step 14: Focus the Laser

R2D2 - Laser Cut Wood Model
Follow the necessary steps for focusing the laser you will be using to cut out the pieces.

Step 15: Cut the Pieces of R2D2

R2D2 - Laser Cut Wood Model
Press play on the laser to start cutting the first sheet of wood. Repeat for the necessary number of sheets of wood.

Step 16: Organize Pieces

R2D2 - Laser Cut Wood Model
Once all of the pieces are cut out, organize them by layer.

Step 17: Ventilation and Space

R2D2 - Laser Cut Wood Model
Make sure you have proper ventilation and space to work.

Step 18: Assemble R2D2

R2D2 - Laser Cut Wood Model
Using the instructions from AutoDesk 123D Make start assembling R2D2 using spray adhesive or other glue.

Step 19: Let Glue Dry

R2D2 - Laser Cut Wood Model
Allow glue time to dry, using clamps of other methods to hold the slices in place while the glue dries.

Step 20: Enjoy!

R2D2 - Laser Cut Wood Model
Enjoy your awesome R2D2!!
 
 

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