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“Twin Lock Box” is a wooden combination lock puzzle box that I designed. I applied the mechanic of my “Tricky opening bottle” to this box. This puzzl...
On both side of the box there are 5 wooden sliding key. Each key has two position and can move until the borders of the box. After opening the box you...
Warning: Wood working and power tools are dangerous. I share in this document my personnal experience. If you don't have enough woodworking experience...
There are 10 keys. Some of them are left hand and some of them are right hand. Left hand keys are in open position when they are pushed to the left an...
On the photo below you can see two method for making the keys. The keys at the bottom of the photo is made with my first method. ( with clear color ma...
In this box design keys with two position works fine and I think enough tricky for fun and keeping content from curious eyes. But if you like somethin...
The picture show the box construction before mounting front and back panels. Prepare the material given by the material list. Make a grove 5x5x10 mm t...
I assembled first left and right sides.
After I mounted them on base plate. When you fix the panels check them with a machinist square or carpenter square.
For front and back panels there are a planned dimension. But that change related to material thickness. For a best fit, I prefer cut them after mounti...
Now your box and keys are ready, you can make the box cover
The box cover is a flat wood pieces as seen on the photo. Two cover sliders are glued on this wood pieces. For fortify the construction two triangular...
Wooden pins are cut to 10 mm length. Drill holes 3mm diameter and 6 mm depth. After fixing wooden pins, you will have 4 mm length wooden pins. Distanc...
Gluing sliders to correct position on cover precisely is tricky. I put small cardboard pieces under both slider. They became higher than the box heigh...
Now your box is finished. Close the cover and sand it. I used 80, 120, 180 and 300 grit sandpapers. For finish I prefer an oil finish. Boiled linseed ...
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Posted:Jul 31, 2012
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