Is Robot Butter Better Butter?

Humans have been making butter for thousands of years. If you have a cooperative cow or sheep and a means to agitate her milk, butter is not far behind. So why would you employ a $15,000 industrial robot to make butter? Because – robot butter!

Actually, Robutter is a design experiment by [Stephan], [Philipp], and [Jonas] to explore where craft ends and industrial processes begin, and to see how automation adds or removes values from traditional products. It’s a fair question, given that butter can be churned with everything from animal skins to massive continuous churns. So the team programmed [DIRK], a Fanuc LR Mate 200ic which is normally more at home on an assembly line, to carefully agitate a container of cream. After a bit of fiddling they found the optimal position and movements to produce a delicate butter that looks pretty tasty. The video after the break shows the process and the results, but sadly there’s no taste test of the Robutter against grocery store butter.

It may come as a surprise that Hackaday appears never to have featured a butter making project before. Sure, we’ve got a lot of food hacks, most of which seem to involve beer or coffee. But we did run across a recent article on a buttermilk pancake-making robot that you might like to check out.

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Project Giant Robot Arm

[Antoniopenamaria] is working on a giant robot arm. The beauty is, he’s posting a step-by-step guide (translated) of his entire journey from start to finish.

Why does he want to build a giant robot arm? Well, the idea originally came to him a few years ago when he was soldering something together and thought, “Man, I could really use another hand!”. So he got out a Meccano set, and built a mini robot arm. Nothing fancy, but it worked. From there, he decided to program it, and was able to teach it to move things from point A to point B… as he continued to expand on his little project, the vision grew, and now he’s working on project D.I.M.E.R. — a giant robot arm.

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3D Printed RC Servo To Linear Actuator Conversion

RC servos are handy when you need to rotate something. You can even modify them to rotate continuously if that’s what you need. However, [Roger Rabbit] needed linear motion, but wanted the simple control afforded by an RC servo. The solution? A 3D printed housing that converts a servo’s rotation into linear motion.

The actuator uses five different parts, a few screws, and a common RC servo. The video shows the actuator pushing and pulling a 200g load with a 6V supply. There’s some room for adjustment, so different servos should work.

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Madeline Gannon The Robot Tamer!

Let’s be honest. Who doesn’t want an industrial six-axis robot arm in their garage to do their bidding? Introducing [Madeline Gannon], the Robot Tamer!

The only tricky part is… if you received an industrial six-axis robot arm, would you be able to control it to do your bidding (easily)? Having taken robotics courses myself in college, and worked with ABB robots like this one, I can tell you, it’s not exactly plug-and-play. Yeah, there’s the teach pendant and you can pretty quickly teach the robot to do a repetitive task well, but unless you’re setting up your own mini manufacturing line — what’s the point? You’re going to want to inject some CNC code or something and have it carve you a sculpture! Or pour you a mixed drink I guess…

Maybe [Madeline] has the answer. Working as an artist in residence at Pier 9, she’s created wearable markers and a motion capture system that allows a giant ABB robot to see, and respond to your movements in a shared space.

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MIT Robots Fight With Lightsabers

Students of the MIT Robotics Lab decided to have some fun this holiday season with the big release of Star Wars. They built a lightsaber wielding delta-bot, and some very interesting hip-mounted lightsaber robot arms, akin to General Grievous.

First up in the video though is their Jedi Training robot, which is a variation of the delta-bot robot we’re all familiar with thanks to 3D printers. With a lightsaber mounted on top, it’s not too fast, but has a large range of motion to allow you to practice your lightsaber form. They call it the Triple Scissor Extender — and as you can imagine, it was built for something completely different. You can check out the designer’s personal blog here, though he doesn’t have any info on this particular project — yet.

Second is a robot they designed for a project called Supernumerary Robotic Limbs (SRL), which is literally designed to give you extra robotic arms — it was the next logical step to give them lightsabers…

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Self-Driving Acura, Built In A Garage

[George Hotz], better known by his hacker moniker [GeoHot], was the first person to successfully hack the iPhone — now he’s trying his hand at building his very own self-driving vehicle.

The 26-year-old already has an impressive rap sheet, being the first to hack the PS3 when it came out, and to be sued because of it.

According to Bloomberg reporter [Ashlee Vance], [George] built this self driving vehicle in around a month — which, if true, is pretty damn incredible. It’s a 2016 Acura ILX with a lidar array on its roof, as well as a few cameras. The glove box has been ripped out to house the electronics, including a mini-PC, GPS sensors, and network switches. A large 21.5″ LCD screen sits in the dash, not unlike the standard Tesla affair.

Oh, and it runs Linux. Continue reading “Self-Driving Acura, Built In A Garage”