3D printing with LEGO

With 2400 LEGO bricks and a lot of patience, [Will Gorman] built a LEGO 3D printer. It’s similar to a RepRap or a Makerbot, but instead of extruding plastic, it uses pre-extruded building blocks (aka LEGO bricks). ┬áThe grey wall extending far above the unit itself is a feed magazine which holds the raw material. A Java application takes an MLCad file and translates it into building instructions for the printer. Those instructions are then sent to the device via USB. See it happen after the break.

Now this just needs to be combined with the LEGO sorting machine for an inexhaustible supply of bricks.

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LEGO router case bests factory finish

Stare at [Luke's] LEGO router case; STARE AT IT! The router is nothing special, a WRT54GL that is fun to hack. We’ve seen it used as a robot, turned into a war driving box, and obviously this is where dd-wrt custom firmware started.

[Luke] designed the case in MLCAD and found a seller for the parts which came in just over $50. We think it’s much better looking than the stock case an if you used that for a different project, this is a way to replace it. We’ve embedded [Luke's] assembly video after the break. If you like this case, take a look at his LEGO PC case as well.

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