Category Archives: CNC/3D-printing

Converting old 3D printers to CNC

Posted on January 26, 2023 by robertwilkie

Nice idea for light CNC work, not so sure about more intense jobs. The author did the conversion for $30. If you have an old 3D printer you could do this, but keep in mind the motors, drive (belt) may … Continue reading →

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Cool knitting machine

Posted on January 25, 2023 by robertwilkie

It only makes a french braid. But still pretty clever build. https://www.homemadetools.net/forum/french-knitting-machine-video-94850?homelistings#post217012

Posted in Arduino, Cheap, CNC/3D-printing, Misc-Life, My Projects, robots | Leave a comment

Simple Heat set press

Posted on January 20, 2023 by robertwilkie

This is used to press inserts (like nuts) into plastic. Interesting and cheap build overall. https://www.instructables.com/Easy-Build-Heat-Set-Insert-Press/

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Automatic pill dispenser

Posted on January 18, 2023 by robertwilkie

Nice idea to dispense and tell you if you have taken your pills or not. https://www.instructables.com/Automatic-Pill-or-Medication-Dispenser/

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Cool magnetic gear box

Posted on January 12, 2023 by robertwilkie

Clever build for a gear box with magnets. Could be useful for underwater robots for example. https://www.instructables.com/Magnetic-Gear-Box/

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Build a concrete CNC

Posted on January 11, 2023 by robertwilkie

Nice build, price is not too bad at first (under a grand) UNTIL you add in the concrete mixer and pusher…thats 4500$ alone…. https://medium.com/@Nik_chen/how-to-assemble-your-own-concrete-3d-printer-4e6da490b6e6

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Two Servo drawbot

Posted on December 14, 2022 by robertwilkie

This is a bit of a ghetto build, and instead of using steppers, the author uses servos to drive the x/y. https://www.instructables.com/Two-Servo-and-Drawer-Rail-Pen-Plotter/

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Nice plotter build

Posted on December 8, 2022 by robertwilkie

Pretty fast plotter too. https://hackaday.com/2022/06/19/this-arduino-pen-plotter-is-built-for-speed/

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converting an old plotter into a camera slide

Posted on November 15, 2022 by robertwilkie

The author took and old plotter and make a motorized camera slide out of it. Nice build, only issue I can see is its a “short” slide. https://hackaday.com/2022/04/07/turning-old-plotter-parts-into-a-smooth-camera-slider/

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A drawbot that can use a multi color pen

Posted on November 1, 2022 by robertwilkie

Interesting build for a drawbot, it uses a multicolored pen to switch colors, instead of changing the “pen” for each color. https://www.instructables.com/Multicolor-DrawBot/

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