Hackaday Links: November 17, 2024

A couple of weeks back, we covered an interesting method for prototyping PCBs using a modified CNC mill to 3D print solder onto a blank FR4 substrate. The video showing this process generated a lot…

Extrusion For The Pottery Shop

Extrusion is a process for forming materials by forcing them through an opening, which can allow for complex shapes. Aluminum extrusion beams are what most of us are probably thinking of, but plent…

This Is The Future Of Waste Management

Many of us have been asking for some time now “where are our robot servants?” We were promised this dream life of leisure and luxury, but we’re still waiting. Modern life is a ver…

Robotic Platform Is Open Sourced And User Friendly

Having a 3D printer or a CNC machine available for projects is almost like magic. Designing parts in software and having them appear on the workbench is definitely a luxury. But for a lot of us, th…

How Hard Candy Is Made | WIRED

Sugar Smith Greg Cohen and the staff from Lofty Pursuits make traditional Christmas candy using century’s old techniques and equipment at their shop in Tallahassee, Florida. Watch and see how Greg and the staff make some of most popular styles of...

Square Cuts On Aluminum Extrusion, No Mill Required

If you’re looking for the perfect excuse to buy that big, beautiful Bridgeport mill, we’ve got some bad news: it’s not going to be making perfectly square end cuts on aluminum ext…

3D Printing Toothpaste In The Name Of Science

While we don’t often see them in the hobbyist community, 3D printers that can extrude gels and viscous liquids have existed commercially for years, and are increasingly used for biological re…

Retrotechtacular: The Drama Of Metal Forming

It may seem overwrought, but The Drama of Metal Forming actually is pretty dramatic. This film is another classic of mid-century corporate communications that was typically shown in schools, which …

Getting Started With Aluminum Extrusions

T-slot extrusions used to be somewhat mysterious, but today they are quite common thanks to their use in many 3D printers. However, it is one thing to assemble a kit with some extrusions and anothe…