Category Archives: Process

I now have all the wiring anchored to my CNC mill. Quite a bit of the labor was in mounting the limit switches. The engraving mill will connect to its control panel by 7 four pin connectors: 3 for step … Continue reading →

I have purchased the motion controller and stepper driver for my engraver. The two boards are KFLOP and KSTEP from dynomotion.com. They communicate together by a 26 line ribbon cable, and controller KFLOP talks to a PC console by USB. … Continue reading →

This is the next step toward a CNC engraver, a complete X-Y table. The structure here is three sheets of 1/2 inch thick MIC-6: 6×6, 6×12, and 12×12 inches. They provide a 6×6 work surface with motion of nearly 6 … Continue reading →

For the engraver Y axis, I have made a temporary limit switch bracket of wood, and wired a relay to change the travel direction at each limit. As initially assembled, the NEMA 17 stepper would move the table smoothly at … Continue reading →

Now I have mounted the linear actuator on the slide, and have a working Y axis for my CNC engraver. Driving the motor here is a board based on the Toshiba TB6560 IC. Like any stepper driver, it requires logic … Continue reading →

For positioning my CNC engraver, I have chosen acme screws. I am using 3/8-12 standard acme rod; I do not think that a precision acme is need for engraving, as long as the nut is an anti-backlash design. 3/8 inch … Continue reading →

I would like to engrave lettering and artwork on my reels. The engraving done at jewelry stores is not satisfactory; I want deeper cuts. My artistic talents are not sufficient to allow hand engraving, so CNC seems to be the … Continue reading →