Author: kbob

James’ Hexapod

Austin shot this short video of James’ hexapod.

Das Blinkenlights

Austin gave me this video of my interactive LED diversion being interacted with.

Bob’s Laser Cutter, part 4

Today I worked on my laser cutter project.  I built the top cover and installed it along with a stop and a switch, then I fabricated a plate for the electronics.

No Open Hack Night on December 25th

Eugene Maker Space will not be having Open Hack Night next Tuesday, December 25th, because it will be Christmas. We will be back on Friday, December 28th, and probably on Tuesday, January 1st, 2013. Open Hack Night is every Tuesday and Friday night from 6 to 8 PM (major holidays...

Bob’s laser cutter project

I haven’t posted here about the laser cutter in quite a while. It’s coming along. I’m nearly done with the mechanical assembly and ready to start on wiring and electronics.  The gantry, the movable beam in the center of the picture, is installed.  The laser carriage, which rides on the...

Bob writes stepper motor control software

I have been writing Arduino software to drive a stepper motor.  I am planning to grow this into a complete control program for the laser cutter I’ve been building.  Today I got some interesting things working, and I made some videos and uploaded them to Youtube.

Tonight’s Open Shop

What happened at Open Shop Night tonight? Weston’s project was to make new wheels for his cardboard robot. He had designed some and wanted to print them on Rick’s 3D printer. Darrell showed him how to use the printer, and they worked together to get two new wheels printed. Here...

Bob thinks he can make a laser cutter.

Labor Day traditionally denotes the end of summer. Kids head back to school, clothing stores start displaying long sleeves and jackets, and makers start their big winter projects. This winter, I have the audacity to presume that I can build a CNC laser cutter. I will be basing my design...