Objets

Gear Set STL Models for 3D Printing

This collection gathers STL files for gear sets, from planetary and reduction assemblies to parametric generators and board-mounted mechanisms. You can compare how each author structures parts, ratios and housings before opening a model page. It helps when you need a gear train for a mechanism, toy or repair project. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

Le texte de cette collection est rédigé en anglais ; la recherche, elle, fonctionne dans toutes les langues.

Une collection Polyzon · 48 modèles sur 4 plateformes

Comment cette collection est composée

Polyzon compose cette collection à partir des résultats de recherche des plateformes connectées. Les doublons et les modèles sans aperçu sont retirés, les correspondances faibles sont placées à la fin, et le reste suit l’ordre de la recherche. Les modèles appartiennent à leurs auteurs : consultez les conditions sur la page de chaque modèle.

Règles de sélection : la rédaction de Polyzon · Texte mis à jour le 14/10/2026

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À propos de la catégorie

«Gear Set STL Models for 3D Printing»

Gear sets in the results range from planetary and reduction gearboxes to spur, helical and herringbone gears, plus parametric generators that create a custom profile. Some are standalone gear pairs, while others are complete housings, hubs or multi-stage transmissions. Board and activity-panel sets combine gears with moving parts for interactive surfaces, and spinner designs use gears as the visible mechanism.

When choosing a model, check the size and scale, the number of parts and how they assemble, and whether the author lists supports or print orientation. Look at the tooth profile, module or pitch, and the intended shaft or axle diameter, because these determine whether parts mesh with your existing components. Photos of real prints and any stated material or slicer settings give a clearer idea of how the set behaves after printing.

To narrow the search, try related terms such as planetary gearbox, spur gears, reduction gear, herringbone gear, or parametric gear models. You can also search by use case: busy board, fidget spinner, activity panel, or transmission. Combining a mechanism type with a mounting style, like hub or board, often brings up different results.

FAQ

Questions fréquentes

What is the difference between a planetary gear set and a simple spur gear pair?
A planetary set places gears inside a ring and uses a carrier, so it can provide higher reduction in a compact shape. A simple spur pair usually consists of two external gears that mesh directly.
How can I check whether a gear set matches my project?
Check the module or pitch, tooth count, shaft diameter and overall dimensions on the model page. Compare those values with the parts you already have.
Do gear sets need supports when printed?
It depends on the orientation and overhangs; some parts print without them, while others need them for bridges or recessed areas. The author's notes or photos often show the intended setup.
Can I edit a parametric gear set?
Parametric models are usually made to be adjusted in CAD software by changing parameters such as tooth count, module or thickness. Check which file formats and parameters the author provides.
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