I’m Building a 3D Printer – Day 2

A few days ago I posted about being part of a class for teachers and educators where we build a 3D printer and learn to use it and the keep it to use with our students and teachers.

Today we were given the entire 3-4 hours to just get back to work assembling our printers. The group all retrieved their boxed printers and got to it.

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BELOW: What I got done the 1st week:

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BELOW: Most of what still needs to be assembled.

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This printer is mostly made from wood. Wood that has been laser cut into parts … VERY precisely. The burning involved in laser cutting is betrayed by the black edges of the parts as you break them apart during assembly, as well as a hint of burning wood in the room and our somewhat blackened fingertips. Lots of screws and nuts, washers, gears and more are involved.

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We got to a certain point today and the next step meant we had to get the 5 electric motors required:

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As we assembled the frame, which involved installing the first motor, the shape of the printer emerged.

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When we ran out of time today we had a few more parts assembled and ready to add.

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By that point we had also installed the second motor.

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As pieces are snapped out of the laser cut wood lots of these little pieces fall out … are they all unnecessary? Or ??? Deciding keeps you on your toes.

 

That’s as far as we got today and it might be 2 weeks before I get a chance to work on it some more. We’re told it could be 20 hours of work when tweaking all the settings and getting software setup and all … after today we were about 7 hours in.

BELOW: The printer they assembled to check out the assembly process was busy today printing out gears for a transmission (note the image on the computer):

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Here’s a short video of the printer in action – click the link.

Link to 3D printer video

Learning is messy!

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