2020-03-14 (Sa) Electro Knife for Simulated Combat EleKSCo

I created a 3D model based on yesterday's sketches. I thought there would be lots of extra room so I could have a shallow slope, but I quickly filled the entire square tube. The idea behind the design was that I could seat the switch at the top in the cavity that looks like the top half of a capital H, and when I add the little wedge, it will compress itself into the corners of the pipe and pop the switch out a hole. There has to be enough clearance for the switch cap to fit through the tube so the wedges cannot be too steep. Both inclined planes have a hole so that a bolt will draw them together.
Model rendering

The device printed well, and my switch fit neatly inside the cavity, just as I had hoped. The clearance between the top of the print and switch turned out how I expected, and the lip of the switch cap came to the top of the tube and plastic part.
Compression switch mount and switch

GitHub repo for EleKSco.
The rest of the posts for this project have been arranged by date.
First time here?
Completed projects from year 1
Completed projects from year 2
Completed projects from year 3
Completed projects from year 4
Completed projects from year 5
Completed projects from year 6

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2020-02-27

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