Tag Archives: DRO

Lathe Upgrades

Recently I’ve been working on a couple of upgrades to my old Craftsman (Atlas) 6 inch metal lathe. One thing I never bothered doing on the lathe was single point threading, because the lathe had manual change gears and I didn’t have a good enough reason to get into tearing down and setting up the […]

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Lathe DRO Redux – Part 2

It’s finished!   I’ve completed the software, built the circuitry on protoboard, packaged it up and installed it. The software – since the Z axis used an iGaging scale and the X axis used a Harbor Freight caliper, I had to mash up two different Arudino sketches to deal with two different protocols, making sure […]

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Lathe DRO Redux – Part 1

You will recall that I built an X-axis (cross-slide) DRO for my Atlas-Craftsman Lathe using an Harbor Freight caliper. X Axis DRO I also had an iGaging setup for the Z (carriage)  axis, pretty much out of the box. So it turns out that several folks, most prominently Yuri has done a lot of work […]

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Lathe – X Axis DRO

Used a $10 Harbor Freight digital caliper to build an X Axis DRO for the Atlas 6 inch lathe. It’s based on an Arduino project called “Caliper Boost” by Rick Sparber – http://rick.sparber.org/ – He was trying to improve the accuracy of cheap calipers, but his code provides the basis for reading data from the […]

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