Project:Fish Cages: Difference between revisions

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(creation/3DP notes)
 
(intro; failed design)
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|date=January 2019
|date=January 2019
|initiator={{£}}
|initiator={{£}}
|team=
|materials=[[Acrylic Glass|acrylic glass]] tube, [[PLA]], [[XPS]], ''plastic mesh ("VS-Monodur PA 250 N)''
|materials=[[Acrylic Glass|acrylic glass]] tube, [[PLA]], [[XPS]], ''plastic mesh''
|tools=[[bandsaw]], [[3D Printers|3D printers]], [[Laser Cutter|laser cutter]]
|tools=[[bandsaw]], [[3D Printers|3D printers]], [[Laser Cutter|laser cutter]]
|software=[[Tinkercad]], [[Slic3r]], [[Inkscape]], [[Visicut]]
|software=[[Tinkercad]], [[Slic3r]], [[Inkscape]], [[Visicut]]
|cost=approx. 3 € apiece
|cost=approx. 3 € apiece
}}
}}
''mostly "private" notes for now...''
''mostly notes for now...work in progress''
 
When rearing fish larvae in a regular aquarium, many factors reduce their growth and, ultimately, survival. In addition, it's hard to monitor the larvae when they can spread out and hide, but I wanted to be able to inspect them under a microscope during the first two weeks while still having them in beneficial flow-through conditions with well aerated water.
 
Commercial rearing cages do exist but are quite expensive (I need 10-20!) and have the wrong dimensions for my use case in the laboratory.
 
== Acrylic Glass Tube ==
[...]


== 3D Printing ==
== 3D Printing ==
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* designed to be about right (ID = tube OD + 1 mm), but final fitting had to be tried with small adjustments in [[Slic3r]] (P4/P5: 100.4 % scale)
* designed to be about right (ID = tube OD + 1 mm), but final fitting had to be tried with small adjustments in [[Slic3r]] (P4/P5: 100.4 % scale)
* 20 % infill, 0.3 mm layers
* 20 % infill, 0.3 mm layers
== Failed Design ==
I also made a "mesh wall" prototype but quickly discarded this approach because it required [[Silicone Caulk|silicone caulk]] for assembly. Therefore, it was messy to assemble and basically non-recoverable (i.e. properly cleanable/repairable) without any noticeable benefits.


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Revision as of 12:15, 30 January 2019

ProjectInfoBox

Floating Fish Rearing Cages

Project-default.png
Status: working, now making more
Release Date: January 2019
Initiator: Lukas
Materials Used: acrylic glass tube, PLA, XPS, plastic mesh ("VS-Monodur PA 250 N)
Tools Used: bandsaw, 3D printers, laser cutter
Software Used: Tinkercad, Slic3r, Inkscape, Visicut
Approx. Cost: approx. 3 € apiece


mostly notes for now...work in progress

When rearing fish larvae in a regular aquarium, many factors reduce their growth and, ultimately, survival. In addition, it's hard to monitor the larvae when they can spread out and hide, but I wanted to be able to inspect them under a microscope during the first two weeks while still having them in beneficial flow-through conditions with well aerated water.

Commercial rearing cages do exist but are quite expensive (I need 10-20!) and have the wrong dimensions for my use case in the laboratory.

Acrylic Glass Tube

[...]

3D Printing

  • snap-fit ring to hold the mesh
  • low-poly circle in Tinkercad may actually be beneficial for this purpose - bit more room for error?
  • designed to be about right (ID = tube OD + 1 mm), but final fitting had to be tried with small adjustments in Slic3r (P4/P5: 100.4 % scale)
  • 20 % infill, 0.3 mm layers

Failed Design

I also made a "mesh wall" prototype but quickly discarded this approach because it required silicone caulk for assembly. Therefore, it was messy to assemble and basically non-recoverable (i.e. properly cleanable/repairable) without any noticeable benefits.