This entry is about a small stepper robot arm I made a while ago. In this post, I will first talk a bit about how I built it and what my thoughts were while doing so. After that, I will show some moving footage of what the thing is able to do. Continue reading Small Stepper Robot Arm
Tag: grbl
Scrappy Arduino Pen Plotter with Nema17 Steppers
After seeing a really neat commercial Pen Plotter on Youtube, I decided the time has come to build my own Arduino Pen Plotter using Nema17 Stepper Motors and readily available 3D Printer spare parts.
Continue reading Scrappy Arduino Pen Plotter with Nema17 Steppers
The Quest To Get A Machine To Juggle
This entry is about the quest to get a machine to juggle a ping pong ball.
I started thinking about a ping pong ball juggler 2 years ago. And it was around that time that I built the first one of them. it uses LED – Photo transistor pairs to “see” when and approximately where the ball comes down. I used 4 micro servos to move a wooden plate. It’s the machine in the first YouTube video.