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Prometheus
My 3D printer project
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Sea Shadow
Prometheus
I ground a small channel into a M8 bolt and then used my tap to add the markings that will grip and advance the print material.
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05 Sep 2010
Sea Shadow
Prometheus
The extruder barrel is made of PTFE (teflon) and a copper welder tip
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05 Sep 2010
Sea Shadow
Prometheus
The springs and bearing "pinch" the filament and keep a constant pressure so that the hobbed bolt will have something to grip
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05 Sep 2010
Sea Shadow
Prometheus
Motor assembly for extruder
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05 Sep 2010
Sea Shadow
Prometheus
No description
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04 Sep 2010
Sea Shadow
Prometheus
No description
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04 Sep 2010
Sea Shadow
Prometheus
No description
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04 Sep 2010
Sea Shadow
Prometheus
No description
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04 Sep 2010
Sea Shadow
Prometheus
I would eventually ditch the brass bolts for a copper welding tip
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04 Sep 2010
Sea Shadow
,
30 Jul 2010
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