I have a pair of industrial robotic arms that allegedly came off a pcb assembly line. This evening, I tried one out for the first time. It works! I plugged everything in, hit the green run button, and the arm sprang to life (the poor thing thinks its still out on the [...]
I brought the milling machine up to the house last Saturday. It now resides in the dining room. The controller (not pictured) is faulty, so I’m planning to retrofit it for EMC2. The second picture is of a machine that makes the charts for optical comparators. It was given to me [...]
I have a coal stove in the kitchen and it occurred to me today that there’s no reason I shouldn’t be able to melt aluminum in it. I didn’t have any sort of crucible, so I made one by taking a small piece of iron pipe and screwing a cap onto one end. [...]
This is an $8 digital caliper from Harbor Freight. I drilled two holes through the jaws, and the caliper was ready to mount. The scale was a bit too long, so I removed the excess with a hacksaw, and filed it down. That’s it.
What you need, when you need it
September 6, 2010