This model is one of the examples that come with editing software Metasequoia 3D.
One render picture:
I took the liberty of making the template design to go on paper, using the program Pepakura.
This is the template in pdf:
If you prefer there is also the version pdo (It is lighter), which can be viewed through Pepakura: Meka.pdo (zip file)
Mirror: Meka.pdo (zip file)
The video below show the way they stuck the pieces of the robot: