Category Archives: 3D printing

Adding filament monitors to the Hemera tools

The imminent 3.2beta release of RepRapFirmware includes support for filament monitors connected to Duet 3 expansion and tool boards. This post describes how I added filament monitors to the two Hemera tools on my E3D Tool Changer.

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Improvements to the Hemera Tools

Since building my first Hemera tool controlled by a Duet3D Tool Board, I have built a second one and made some improvements.

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Large Kossel update

My large Kossel variant has been running for several years now. It is reliable and produces good prints. I have however replaced the extruder drive and the power supply by different models, and added a filament monitor. I will now … Continue reading

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Improving the Robotdigg SCARA printer

In the first post in this series I described how I strengthened the bad T-frame of the printer and added adjustable levelling feet. These improvements made it possible to produce prints. The conversion to Duet electronics described in my second … Continue reading

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Converting the Robotdigg SCARA printer to Duet electronics

In my previous post I described the Robotdigg SCARA Arm 3D printer in its original form. This post covers the conversion to Duet Ethernet electronics. It may seem odd to use top-of-the range electronics with budget mechanics, and I am … Continue reading

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Testing the Robotdigg SCARA Arm 3D printer

A colleague spotted this Robotdigg SCARA Arm 3D Printer which sells at just US$280 + shipping and import VAT. As I was working on SCARA printer support in RepRapFirmware, this seemed an ideal low-cost platform to test it on. So we … Continue reading

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Time to rebuild my large Kossel

It’s more than a year and a half since I published my large Kossel build blog entry. Since then I have upgraded it many times. Several people have built 3D printers based on this design, and some have asked for … Continue reading

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More Delta Printer upgrades: WiFi and Silence!

Some of you may already know that I have been working on a new version of the Duet 3D printer electronics. The new board is called the Duet WiFi, and it a joint venture between my own company Escher3D and Think3DPrint3D. The first … Continue reading

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Print bed surface roundup

This time I will discuss the various print surfaces I have used and my experiences with them. Your results may differ.

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Upgraded arms for the large delta printer

My large delta printer has been working quite well since the last round of upgrades, but two issues have been bugging me. First, although spiral vase prints were excellent with perfect layer registration, some other prints showed a small misalignment … Continue reading

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