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DryBox with Large Desiccant Reservoir

Keeps filament dry for weeks
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updated May 16, 2023

Description

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I'm lazy, and I don't like to put my filament away. I wanted a way to keep the filaments loaded in the printer for weeks at a time without worrying about humidity, so I added a large desiccant reservoir to the box. Additionally, I moved the sensor and the swatch locations to make the more visible when used on the top of a Lack enclosure.

Printing Suggestions

DryBox

Print the drybox in PLA, not PETG. Large, thin sections of PETG can warp, whether your printer is enclosed or not. 

Desiccant Reservoir

I prefer the desiccant reservoir to be printed in PETG so that you can recharge it at a higher temperature without worry.

Reservoir Lid

Set the number of top and bottom layers to 0, infill to honeycomb at about 50%, and three perimeters. The reservoir will sit above your spool of filament and the tiniest pieces may fall through. You don't need big holes, make them small, so keep the infill high. The air will get through!

Spool Rewinder

The spool rewinder was generated based on an OpenSCAD script written by Vincent Groenhuis. I made no changes to the script that was used to generated this rewinder, but I did modify the length and the diameter to allow it to work with Atomic Filament spools.

The shafts that go with the rewinder are set up in a PrusaSlider .3mf project. This .3mf file may not slice properly in slicers other than PrusaSlicer.

Hardware Requirements

M3 screws are used to hold the knob to the box and also for the hinges. PC4-M10 fittings are used to hold the PTFE tubing at the back of the box. I'm also using #10 wood screws, very short ones, to attach the boxes to my Lack enclosure.

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Model origin

The author remixed this model.

License