Outils et équipement

3D Models of Gear Machines and Gearboxes

This collection covers 3D printing models for gear-driven machines: planetary drives, reduction gearboxes, replacement gears and puzzle boxes with moving parts. You can compare how different authors design teeth, housings and assembly steps before you start a print. 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.

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 13/10/2026


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À propos de la catégorie

«3D Models of Gear Machines and Gearboxes»

Gear machines range from simple gear trains and fidget-style gear sets to enclosed gearboxes and planetary reductions. Some models are standalone mechanisms, while others are replacement parts for appliances such as grinders, coffee makers or sewing machines. Puzzle boxes and interactive machine models combine gears with moving panels or hidden compartments.

When choosing a model, open the author's page and check the size and scale, the number of parts, and whether the assembly needs extra fasteners or tools. Look at the listed material and print settings, and review photos of real prints to judge how the teeth and moving joints come out. For gearboxes, note the intended input and output arrangement and whether the housing is printed in one piece or several.

To narrow the search, try related terms such as gear train, planetary gear, reduction drive, gearbox, worm gear, spur gear, or replacement gear. Combine a mechanism type with a use case, for example grinder gear, appliance drive part, or interactive puzzle model. If you need a specific machine part, search by the part function rather than a brand name.

FAQ

Questions fréquentes

What is the difference between a gear train and a gearbox?
A gear train is an open set of meshing gears, while a gearbox usually encloses gears in a housing and may change speed or torque. The model page should show how the parts connect.
How do I choose the right gear model for a project?
Check the tooth profile, the number of teeth, the shaft diameter and the mounting style. Compare those details with the parts you already have.
Can I print gears on a standard 3D printer?
Many gear models are designed for filament printing, but small teeth and tight clearances can be challenging. Review the author's recommended layer height and orientation.
What should I check before printing a gearbox?
Look at the part count, assembly order, and whether the housing needs supports. Also check the listed tolerances for the moving parts.

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