Electronics

3D Printed QR Code Boards and STL Signs

This collection gathers 3D printing models for boards that carry QR codes: desk stands, wall plaques and modular tiles with slots for printed squares. It helps when a link, menu or contact code needs a physical place on a table or a wall. Most of the designs are simple enough to print on a common 3D printer. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

A Polyzon collection · 48 models from 3 platforms

How this collection is put together

Polyzon assembles this collection from search results on the connected platforms. Repeats and models without a preview are removed, weak matches go to the end, and the rest keeps the search order. Models belong to their authors — check the terms on each model's page.

Selection rules: the Polyzon editorial team · Text updated 2026-10-14

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About the category

«3D Printed QR Code Boards and STL Signs»

Desk stands and counter signs usually hold one or two codes and sit at an angle, while wall plaques stay flat and often add a frame around the code. Modular boards work differently: a grid of tiles or letter-board rails where each insert can be swapped without reprinting the base. Some files are a single piece, others come as a base plus separate holders that slide or clip in.

On the author's model page, check the size of the code area, the number of parts and how they join, and whether the model needs supports. The material and layer height listed by the author matter for thin frames and small clips, and photos of real prints show how deep the slot is and how the stand angle works. A code that will be scanned from a distance needs a larger printed area than one read from arm's length.

To widen the results, try synonyms such as sign holder, plaque, table tent, menu stand or card frame, and pair them with QR code, link or contact. Related topics include modular letter boards, desk organisers and wall-mounted display tiles. Adding a material or a printer name to the query narrows the list further.

FAQ

Frequently asked questions

What size should a QR code board be?
It depends on how far away the code will be scanned. The printed code needs a clear margin around it, so the slot or recess in the board should be slightly larger than the code itself.
Do these boards need supports?
Flat plaques and tiles usually print without them. Stands with an overhang or a deep pocket may need supports, and the author's page normally states this.
Can the QR code be printed into the board itself?
Some models include a recessed area for a printed code, others have a raised frame where a paper code is placed. A colour change at a set layer can also put the code into the surface.
How do I keep the code readable after printing?
Keep strong contrast between the code and the background, and avoid glossy filament that reflects light. A flat surface and sharp edges on the modules help scanners read it.
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