Wednesday, June 2, 2010

Construction commences

As deadline draws near, it has become inevitably important to start on the fabrication process. Beginning the construction of the suitcase, there were several important aspects to consider.

The Suitcase:
An obvious given which probably shouldn't have been delayed this late as ultimately, the aesthetic of the suitcase should reflect the project.

Originally, we were all to use the same suitcases but seeing as we didn't have these from the beginning, we all explored different avenues to what we might've had we had them from the word go.

I went out in search of a suitcase and was shocked to see how expensive they were. There was nothing that really appealed to me with my project in mind. On Trademe though I stumbled upon one that was quite possibly perfect (pictured top right corner). I like the sleek metal and geometric aesthetic of it and that it had compartments. My only concern was that the overall size was quite small (43cm x 31cm, x 12.5 cm) and was more of a briefcase than a suitcase.

The solution was quite simple in the end, I discovered in my own house an old, unused, large suitcase, similar to the ones pictured above with a hardshell, dark silver / metallic finish.


The Mechanics:
Essentially, all the mechanics will be concealed underneath a layer of acrylic which sits upon an existing lip about 2/3 of the height of the bottom section of the suitcase. Everything will be running off a Mac Mini; the Arduino running the code and the projector displaying the output.






The Acrylic:
The base plate of acrylic consists of 3 sections for easy insertion/removal. On top of this are a series of dividers (Image to the left, red line
s) which create the compartments for packing into.

Within each 'compartment' will be a layer of conductive foam and then another layer of acrylic the same shape and size as the compartment to conceal it and equalize the pressure place onto the foam by the cubes.

The shapes and sizes I required were quite a tricky size to ac
curately meaure and sketch up so my final laser cut pieces weren't completely accurate. I was able to fine tune these in the 3D lab to fit where required, as pictured below.



The Cube:

I wasn't completely sure what I to use for these that had a reasonably nice finish and cube shape and enough weight to register on the pressure sensors. I looked around North Shore Steel and the closest to what I needed came in the form of two long squared poles with quite thick poles. They weighed a tonne so I figured they'd do the trick.

At the work shop, I cut them up into 50mmx50mmx50mm cubes and attempted to polish the paint off. It was quite hard work getting just one cube done (and I have 41 in total) so alternatively, I can look into just repainting them.



Originally I had envisaged my cubes as sleek, metallic cubes so the finished result wasn't too far off. The only issue is that they are hollow so I am going to experiment with filling them up with a clear resin. Originally, I had also imagined that they would visually represent something, my earlier examples being folded out of paper with literal representations of the pressures of modern life printed on them.

I had moved past this idea, deciding to leave them just nondescript or leaving it open ended to figure out once I had the materials. Now the opportunity does pose itself to embed something inside the cube, floating it in the resin so that the object itself becomes more interesting visually compelling. This would also open up possible connections to be made when finalizing exactly what my visual output is going to be.

One week until deadline and there is still a lot to do...

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