"One Perfect Part at a Time"

cooling

Killer Heat

I operate three PC type computers in my workshop and each controls a separate CNC machine. I have two Taig CNC mills and a home brew (HB2) CNC gantry router. Two of the computers are refurbished., small form factor size. I paid no more than $100 for each of them. One is an HP Compaq and the other is labeled a Compaq. Their styles are different. The third is very similar but larger bare bones built up. Probably $250 invested in it.

None of them have great internal cooling as they were designed to operate in conditioned spaces. My shop… Continue reading

Machining Job for Roboboat

I just ordered a couple (2) 6-18 Volt Johnson 9167AK electric motors for the Roboboat project. I do not yet know if they are suitable. I’ll discover that once I receive them. This is part of the problem when buying something you can’t first touch and feel. Especially if it something you have never owned in the past.

The specifications seem to be OK and the cost was very low (about $7.00 each on eBay) so I figured it was worth the risk. That is all part of the cost when creating a prototype. If anything the motor’s physical… Continue reading

It Blows My Mind

Well maybe not my mind but just about everything else in the shop. The Texas heat spell got to me and I finally splurged for a new fan. I had a cheap house type fan for many years (plastic construction). You may see it in some old shop photos. It gave up at the end of the last heat season. This new fan is all metal and much more powerful. Note the description (in the store link) of the fan clearly states “High Velocity”.

I purchased it from Northern Tool and Supply for $89.99. With Texas tax… Continue reading

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