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5. 3D Scanning and printing

Group assignment:

  • Test the design rules for your 3D printer(s)

The group assignment for this week is to test the design rules for the available 3D printers. In SciFablab we have three printers, two of them on fused deposition molding (FDM) technology and one on stereolithography SLA technology. The test can be dependent on the technology. I will make the tests on FLSUN printer and if I have time on the the other two.

The Machines

FLSUN V400

The newest printer that has become our favorite for 3D printing is FLSUN V400.

FLSUN V400

Product Features: - 600mm/s High-Speed Printing - Support 300℃ Printing - 300300410 mm³ Build Volume - Dual Drive Proximity Extruder - All Metal Structure

Snapmaker 2.0 A350

The second FMD printer is the same machine I used in the laser cutting week and Electronics production week.

Snapmaker 3D printer module

  • Layer Resolution: 50–300 microns
  • Nozzle Diameter: 0.4 mm
  • Max Nozzle Temperature: 275°C
  • Supported Materials: PLA, ABS, PETG, TPU (Hardness > 95 Shore A), wood filled PLA, and more being tested

Anyonic

The software

Ultimaker CURA 5.6.0

Luban

The Design Rules tests

There are various test “suits” that one can choose to gauge the parameters and quality of the printers. There is the one referenced in the lecture. These tests are nice that you have all the files needed including the design FreeCad files.

The tests for FLSUN are shown below

Tests with support overhang, clearance

overhang overhang

unsupported angle, overhang, bridging, wall thickness, dimensions, anisotropy, surface finish.

Comparison between configuration and printers

3D Benchy and kisckstarter autodesk-3d PLA

References

Info and tutorials

Fab people and groups followed for this lesson

Files