Adding Crush Ribs to 3D Printed Parts For a Better Press Fit

[Dan Royer] shared a tip about how to get a reliably tight fit between 3D printed parts and other hardware (like bearings, for example.) He suggests using crush ribs, a tried-and-true solution borrowed from the world of injection molding and repurposed with 3D printing in mind. Before we explain the …read more

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3D Printering: The World of Non-Free 3D Models Is Buyer Beware

There are more free 3D models online than one can shake a stick at, but what about paid models? Hosting models somewhere and putting a buy button in front of the download is certainly a solved problem, but after spending some time buying and printing a variety of non-free 3D …read more

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Gain An Understanding of Injection Molding’s Design Gotchas

When it comes to manufacturing, sheet metal and injection molding make the world go ’round. As a manufacturing method, injection molding has its own range of unique design issues and gotchas that are better to be aware of than not. To help with this awareness, [studiored] has a series of …read more

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How To Try Generative Optimization at Home

Chairs, spokes on a wheel, bridges, and all kinds of other load-bearing objects are designed such that material is only present where it is needed. There’s a process by which the decisions about how much material to put and where is determined by computer, and illustrating this is [Adam Bender]’s …read more

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These Lessons Were Learned in Enclosure Design, But Go Far Beyond

[Foaly] has been hard at work making an open-source long range camera remote, and recently shared a deeply thoughtful post about how it is never too early to consider all aspects of design, lest it cost you in the end. It all started with designing an enclosure for a working …read more

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Marketing and Selling Hardware Hack Chat

Join us Wednesday at noon Pacific time for the Marketing and Selling Hardware Hack Chat with Shawn Hymel!

It may not be every hardware hacker’s dream, but a fair number of us harbor fantasies of thinking up the Next Big Thing and kissing the day job goodbye forever. It’s an …read more

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Innovative Bird Feeder Design Recycles Recycling’s Garbage

Recycling beverage cartons isn’t 100% efficient. The process yields some unusable garbage as a byproduct. Why? Because containers like juice boxes are mostly paper, but also contain plastic and aluminum. The recycling process recovers the paper fibers for re-use, but what’s left after that is a mixture of plastic rejects …read more

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2019 Hackaday Prize Hack Chat

Join us Wednesday, April 17 at noon Pacific time for the 2019 Hackaday Prize Hack Chat!

The 2019 Hackaday Prize was just announced, and this year the theme is designing for manufacturing. The hacker community has come a long, long way in the last few years in terms of the …read more

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Learn What Did and Didn’t Work In this Prototyping Post-Mortem

[Tommy] is a one-man-shop making electronic musical things, but that’s not what this post is about. This post is about the outstanding prototyping post-mortem he wrote up about his attempt to turn his Four-Step Octaved Sequencer into a viable product. [Tommy] had originally made a hand-soldered one-off whose performance belied its simple innards, and decided to try to turn it into a product. Short version: he says that someday there will be some kind of sequencer product like it available from him, “[B]ut it won’t be this one. This one will go on my shelf as a reminder of how …read more

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Erika Earl: Manufacturing Hacks

Many of us will have casually eyed up the idea of turning a project into a product. Perhaps we’ve considered making a kit from it, or even taking it further into manufacture. But building a single device on the bench is an extremely different matter from having a run of the same devices built by someone else, and in doing so there are a host of pitfalls waiting for the unwary.

[Erika Earl] is the Director of Hardware Engineering at Slate Digital, and has a lengthy background in the professional audio industry. Her job involves working with her team to …read more

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