3D printing my laptop ergonomic setup

3D-printed laptop throne has makers cheering, spouses skeptical, hinge panic rising

TLDR: A maker 3D-printed a portable laptop-and-keyboard stand, testing a cheap prototype and planning a heat-resistant version. Commenters cheered the roughly $5 cost, debated hinge strain and plastic choice, begged for open-source files, and joked about spouse approval—proof DIY comfort upgrades can be affordable and contentious.

A restless tinkerer just 3D-printed a portable “laptop throne” to fix their on-the-go posture woes, and the comments section is where the real show starts. The build: a split base with puzzle-like dovetail joints, a vertical slot to park the laptop, and adjustable keyboard mounts—designed in OpenSCAD and first printed in a basic plastic, with plans to reprint in a more heat-resistant one. After a quick print-bed soap wash fix and a “too slippery” slider surprise, the prototype came together fast—and cheap.

Cue the crowd. One camp is hyped about the price, with a jaw-drop over the estimated ~$5 in filament. Another camp is clutching pearls over possible hinge damage from keeping a laptop fully open and upright, with fhd2 urging clamps and noting not every laptop opens flat. Chaos level: pmontra suggesting, “just cut off the number pad,” while marak830 turned it into a “spouse approval” meme—this rig as proof a 3D printer isn’t a toy. Meanwhile, practical folks want the files open-sourced so they can remix it for home desks. The nerdfight of the day: Why switch plastics—will the cheap stuff melt in a hot car? Between bargain brags, hinge panic, and DIY bravado, this thread’s pure maker soap opera.

Key Points

  • The author redesigned a portable ergonomic setup combining a split keyboard on a base with a vertical laptop slot.
  • OpenSCAD was used for CAD; the design was split into multiple parts to fit the printer’s build volume (two base halves and a separate slot printed diagonally).
  • Parts are joined using dovetail joints generated with the BOSL2 library; keyboard mounts attach via the Keyboardio Model 100’s tripod threading.
  • Initial prints showed bed adhesion issues that were fixed by washing the print bed with water and dish soap.
  • The prototype was printed in PLA; a final version is planned in PETG for improved heat resistance, and a locking mechanism is needed for overly smooth sliders/rails.

Hottest takes

"More fuel to help convince my wife the printer isn’t a waste of money xD" — marak830
"I’d cut off the numberpad of my laptop" — pmontra
"I wonder if it doesn’t wear down the laptop hinges" — fhd2
Made with <3 by @siedrix and @shesho from CDMX. Powered by Forge&Hive.