Category Archives: Milling

Solder Reflow Oven Controller Enclosure Box

The solder reflow oven controller is nearly finished.  The previous post showed the milling the circuit board, now the enclosure box has been finished. The design consists of an Arduino Uno R3 microcontroller which monitors the temperature of the oven, … Continue reading

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Double-Sided Printed Circuit Board

A printed circuit board was designed by David Cannistraro.  The circuit is used for control of a toaster oven converted into a solder reflow oven.  Once finished the circuit will control the heating/cooling of the oven while monitoring temperature inside.  … Continue reading

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Joe’s Dice

Joe Schmitz, an undergrad mechanical engineering student at the University of Iowa has been working a with the Tormach mill.  He created a few dice on the machine.

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Enclosure for Tormach

I have been busy designing an enclosure for the Tormach mill.  Originally I designed a single-hinge swinging door for the enclosure, but I have worked on mills with a swinging door before.  It seems once the door is covered in … Continue reading

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Engraving Logo

For a demo the Tormach mill was used engrave 1.7″ diameter x 1/8″ coins with the University of Iowa seal. Tool:  engraving cutter  (1/8 x 1-1/2 half round 90 deg) Depth of cut: .005″ Spindle Speed: 8500 RPM Feedrate: 18 … Continue reading

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Mini Production Run with PCNC 770

The lab is also teamed up with the computational epidemiology department at the U of Iowa.  Some of their research studies how often doctors and nurses wash their hands in a hospital setting.  The group consists of doctors, computer programmers … Continue reading

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Setting up the Mill

Putting the mill together has taken a little longer than expected. I’ve tried to keep things neat while setting up because I knew once the mill was running, milling out parts would take precedence over tying back wires, enclosing the … Continue reading

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