User:MobiTobi

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Welcome to my page :^)

I am now a not-so-new member of the comakingspace. Below you will find a list of what I am working on and what I have created so far. When I have made acceptable photos of my projects the write-ups will follow.

So far I have engaged primarily with the laser cutter, 3D printing and Autodesk Fusion. Next I want to learn sewing 🪡 and improve my soldering. In the long term I would like to work on expedient furniture, like collapsible desk designs and atlas compatible housing.

I have outlined help pages on creating collapsible designs based on reversible tenon and miter joins and on advanced techniques that made using the laser cutter easier for me. It will take some time to write the text body. If you want to learn about any of the subheaders now shoot me a message on slack and I will get back to you.

Also trying to lobby for more morning opening times. Wish me luck 🍀

Finished Projects

laser distance gauges

desk pen organiser

desk trading card shelf

speed token for mtg

fountain pen leather case

photography light box

(backdrop still missing)

In the pipeline

In no particular order

  • fans (folded, brisé)
  • engraved acrylic lights
  • earrings
  • deck boxes
  • canvas roll-up cases
  • Upcycle mint tins with custom linings
  • Geometry teaching tools
    • pyramid cuts
    • geo board

Materials I have used

The full Laser Cutter Material Settings page has become unwieldy. For quick reference I duplicate my own laser cutter settings in this table.

Material Date

(YYYY-MM)

Thickness Operation Speed (mm/s) Power (%) Corner power Scan gap ("resolution") Focus Comments
Plywood 3mm Bubinga (ROBOTIME) 2024-10 3 mm cut 26 100 surface kerf 0.1 mm
Plywood 3mm yellow Lime (ROBOTIME) 2024-10 3 mm cut 26 100 surface
Plywood 3mm yellow Lime (ROBOTIME) 2024-10 3 mm bleech 500 20 surface do NOT use masking tape
Plywood 3mm yellow Lime (ROBOTIME) 2024-10 engraving 200 40 surface DO use masking tape;
2 passes
Hardboard 2024-10 3.2 mm cut 16 100 -1 absurd levels of soot
PMMA (acrylic glass) black 2024-11 2 mm cut 26 100
PMMA (acrylic glass) extruded 2024-11 3 mm cut 35 100 surface kerf:0.1 mm
PMMA (acrylic glass) extruded 2024-11 3 mm cut 45 100 surface kerf: 0.06 mm
PMMA (acrylic glass) extruded 2024-11 6 mm cut 6 100 surface visible difference between top and bottom edge;
at speed 4 and 8 cutting edges looked less clean
PMMA (acrylic glass) extruded white 2024-11 3 mm cut 20 100 - 1mm
PMMA (acrylic glass)

cast

2025-3 engraving
felt polyester 2025-3 2 cut 90 85 surface 1 mm kerf
Leather,

black

1 mm cut
Leather, black 2025-3 2 mm cut 40 100
Leather,

(Gürtelleder)

3.2 mm cut
PE foam, black 2025-4 10 mm cut 50 100 -2 ~ 30kg/m^3
EVA foam (Moosgummi) 2025-4 2 cut 200 100 surface
Protective Foil leaves unseemly residues if not removed before engraving cast acrylic.

Material testing

Parameter Scan of engraving settings for cast acrylic. Focus on material surface and 2 mm above.