The sides will be 3 x 3 but we add 1 2 tabs on three sides.
Design sheet metal tool box plans.
Crosscut the four supports from a length of l shaped aluminum.
Make the five box panels using a jigsaw and a bosch t227d aluminum saw blade.
Use the corner notcher to cut out any right angles.
I have a graph paper drawing in the pics below but its not for this box 2 trace your template on to your piece of sheet metal as pictured i suggest 20 22 gauge steel 3 cut your piece into the same shape as template.
1 first you want to make an expanded template for your box out of cardboard paper etc.
I like this project because it makes the students re.
The box i have my students create in class ends up being 5 5 x 2 x 3 5.
Sheet metal is a different creature in this respect.
Bends have radius sheet has thickness and tools need space to access a bend.
Sheet metal tool tray.
The patterns for a cardboard box will look very similar to what you need to plan out for the sheet metal box.
It is easier to cut off a 4 x 12 strip if you have a 12 x 12 sheet first then cut two 3 1 2 pieces from that strip.
To make things easy for my students i designed our classroom box so it would be able to work on the size of a standard 8 5 x 11 piece of paper.
A flat version of your box.
So mark out two 4 x 3 1 2 sections of sheet metal and cut it in the metal shear.
This is the first multiple part project my students work with in class that they will have to assemble together.
This is the last sheet metal project i assign in my level one manufacturing class.