Cutting Edge of 3D Printing Revealed At Last Weekend’s Midwest RepRap Festival

The last three days marked the 2018 Midwest RepRap Festival. Every year, the stars of the 3D printing world make it out to Goshen, Indiana for the greatest gathering of 3D printers and printing enthusiasts the world has ever seen. This isn’t like any other 3D printing convention — everyone here needs to take the time to get to Goshen, and that means only the people who want to be here make it out.

Over the weekend we covered some amazing hacks and printer builds from MRRF. The ‘BeagleBone On A Chip’ has become a complete solution for a 3D …read more

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The Midwest RepRap Festival Spectacular

Every year, nestled between a swine auction and beef auction at the fairgrounds in Goshen, Indiana, the world’s greatest 3D-printing meetup happens. The Midwest RepRap Festival draws the greatest minds in 3D printing from around the world, with teams flying in from Prague, Oxford, and Hong Kong. This year was bigger than any other year. Over 1,000 people ventured forth into the sticks to attend this awesome festival dedicated to DIY printers.

What did we see this year? The PartDaddy, SeeMeCNC’s 18-foot-tall delta printer made an appearance. We saw a new extruder from E3D, and an announcement that Open Source …read more

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MRRF 17: A Working MakerBot Cupcake

The Midwest RepRap Festival is the best place to go if you want to see the latest in desktop 3D printing. This weekend, we saw full-color 3D printers, a printer with an infinite build volume, new extruders, a fantastic development in the pursuit of Open Source filament, and a whole bunch of D-bots. If you want the bleeding edge in 3D printing, you’re going to Goshen, Indiana.

Of course, it wasn’t always like this. In 2009, MakerBot released the Cupcake, a tiny printer that ushered in the era of democratized 3D printing. The Cupcake was a primitive machine, but it …read more

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MRRF 17: Laser Resin Printers

The Midwest RepRap Festival is the best 3D printer con on the planet. In the middle of Indiana, you’ll find the latest advances for CNC hot glue guns and the processes that make squirting filament machines better, more accurate, and more efficient. There’s more to 3D printing than just filament-based machines, though, and for the last few MRRFs we’ve been taking a look at resin-based machines.

While most of the current crop of resin printers use either DLP projectors or LCDs and a big, bright backlight [Mark Peng]’s Moai printer uses a 150 mW laser diode and galvos. This is …read more

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MRRF 17: Lulzbot and IC3D Release Line Of Open Source Filament

Today at the Midwest RepRap Festival, Lulzbot and IC3D announced the creation of an Open Source filament.

While the RepRap project is the best example we have for what can be done with Open Source hardware, the stuff that makes 3D printers work – filament, motors, and to some extent the electronics – are tied up in trade secrets and proprietary processes. As you would expect from most industrial processes, there is an art and a science to making filament and now these secrets will be revealed.

IC3D Printers is a manufacturer of filament based in Ohio. This weekend at …read more

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MRRF 17: The Infinite Build Volume Printer

Before we dig into this one, a bit of a history lesson is in order. In 2010, MakerBot released the Automated Build Platform for the MakerBot Cupcake. This build platform was like nothing seen before or since. It’s a combination build platform and a conveyor belt for a 3D printer, allowing the Cupcake to become a completely automated production machine. Start a print, let the machine run, and when the print is finished it’s rolled off the bed into a bin, allowing a second print to start. If you’re using 3D printers for production in a manufacturing context – like …read more

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Two Weeks Until The Greatest 3D Printer Meetup On The Planet

Every year, sometime in March, the world’s preeminent 3D printing enthusiasts gather in the middle of nowhere This is MRRF, the Midwest RepRap Festival. It’s only two weeks away. You need to come. Get your (free) tickets here. I’ll be there, and Hackaday is proud to once again sponsor the festival.

I need to backtrack a bit to explain why MRRF is so great. I go to a lot of cons. Maker Faire is getting old, CES was a horror show. Even DEF CON is losing its charm, and all of these cons have the same problem: there are too …read more

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The State Of 3D Printing At MRRF

Only a few days ago, a significant proportion of the Hackaday crew was leaving Goshen, Indiana after the fourth annual Midwest RepRap Festival. We go to a lot of events every year, and even when you include DEF CON, security conferences, ham swap meets, and Maker Faires, MRRF is still one of the best. The event itself is an odd mix of people rallying under a banner of open source hardware and dorks dorking around with 3D printer. It’s very casual, but you’re guaranteed to learn something from the hundreds of attendees.

Hundreds of people made the trek out to …read more

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MRRF: Innovating Extruders and Dissolvable Filament

Think laying down molten plastic on a 3D printer is as easy as squeezing plastic filament out of a hot tube? It’s not, and anyone who had a 3D printer in 2009 would tell you as such. There were hobbed bolts that stripped the plastic into a gooey paste, extremely large x carriages that made everything wobbly, and nothing worked as well as it does today.

Technology marches on, and this year’s Midwest RepRap Festival had people showing off the latest advances in pushing plastic, and something that hasn’t seen much use yet – dissolvable filament.

Bondtech’s V2 Extruder

When …read more

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