Category Archives: Mendel Build

Bootstrapping a pen plotter to make a 3d printer

Back in 2010 I developed an intense interested in understanding and eventually building a 3D printer. This interest took me down the path of reading all the material available at the time and purchasing a RAMPS (V1.2) which I used to control … Continue reading

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MIT: 3-D printing with variable densities

By variable densities this video is referring to the density of the infill, not the density of the material extruded. At least that was my take on it. Hasn’t the DIY 3D printing scene been doing this for quite some time now with the use … Continue reading

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2011 – The year of the 3D printer?

Just how popular is the desktop 3D printer now as opposed to a year ago? How popular will it be this time next year? There are a few tools available that may help provide quantitative answers to these questions. One such tool is Google … Continue reading

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Using cad.py on a Windows PC

To quote from makeyourbot.org cad.py is a CAM program that can be used to generate g-code tool paths for milling 2D and 3D objects. It operates on images instead of vector formats like Gerber, DXF, or SVG, so you’ll have … Continue reading

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CNC milling with RAMPS.

My Mantis inspired repstrap/CNC mill is finally up and running. All the mechanical parts were scavenged used for the repstrap were from old printers. The total cost ended up being around $140AUD. This was all spent on the electronics and includes … Continue reading

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Making endstops from printer photo interrupters.

If you have pulled apart a printer, fax or scanner then there is a high likelihood that you have found a few photo interrupters. Some of these may be pre-packaged in a plastic housing with three wires attached which you can modify to use … Continue reading

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Printer Parts + Time = Repstrap.

For quite some time now I have had a respectable collection of parts left over from disassembling a half dozen printers, fax machines and scanners. So when I came across the easy to construct Mantis CNC I thought I would give it … Continue reading

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