Herramientas y equipos

Flatness and Straightness Testers: 3D Models & STL

This collection gathers STL files for flatness and straightness checks, calibration test prints, and cases for measuring tools. You can compare how different test shapes reveal bed leveling, extrusion, and overhang behavior on a 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.

Esta colección está escrita en inglés, pero la búsqueda funciona en cualquier idioma.

Una colección de Polyzon · 48 modelos de 3 plataformas

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Polyzon reúne esta colección a partir de los resultados de búsqueda de las plataformas conectadas. Se eliminan los duplicados y los modelos sin vista previa, las coincidencias débiles van al final y el resto mantiene el orden de la búsqueda. Los modelos pertenecen a sus autores: consulta las condiciones en la página de cada modelo.

Criterios de selección: el equipo editorial de Polyzon · Texto actualizado el 12/10/2026

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«Flatness and Straightness Testers: 3D Models & STL»

Models in this collection fall into a few groups: flatness and straightness gauges, calibration and torture-test prints, overhang and stringing tests, and enclosures for electronic testers. Some are simple single-piece tools, while others combine several test features into one plate or require assembly. The differences matter because a gauge checks a specific geometry, while a torture test stresses several print parameters at once.

When choosing a model, look at the dimensions and scale on the author's page, the number of parts, and whether the design needs supports. Check the material and settings the author lists, and review photos of real prints to see how edges, bridges, and thin walls behave. For a flatness tester, note how the reference surface is defined and how the tool is meant to sit on the bed.

To refine your search, try synonyms such as straightedge, feeler gauge, bed level test, calibration print, and tolerance test. Related topics include overhang test, stringing test, first-layer test, and cases for measuring or component testers. Combining a specific tool name with STL or 3D print usually narrows results to models that match the task.

FAQ

Preguntas frecuentes

What does a flatness tester check in 3D printing?
It helps you see how level and flat a bed or printed surface is by comparing a reference edge or gauge against the area you are checking.
How is a straightness gauge different from a torture test?
A straightness gauge focuses on one geometric property, while a torture test combines several features such as bridges, overhangs, and fine details in a single print.
What should I check before printing a flatness or calibration model?
Look at the model dimensions, the number of parts, and whether the author lists supports, material, and print settings. Photos of real prints can show how the design behaves on a 3D printer.
Can I scale a flatness tester model?
Scaling may change how the tool fits or how measurements relate to the original design, so check the author's notes before changing dimensions.
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