科学与教育

Perpetual Motion 3D Models and STL Files

This collection gathers 3D models for perpetual motion machines, marble tracks, kinetic sculptures, and rotating calendars. It is useful if you want to test a mechanism on a 3D printer and study how parts move. Many designs are assembled from multiple printed pieces, so the model page matters as much as the shape. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

本合集的文字为英文，搜索本身支持任何语言。

Polyzon合集 · 47个模型 来自7个平台

合集是如何整理的

此合集由Polyzon根据已接入平台的搜索结果整理而成：去除重复项和没有预览图的模型，匹配度低的排在最后，其余按搜索结果顺序排列。模型归作者所有——请在各模型页面查看使用条款。

筛选规则：Polyzon编辑部 · 文字更新于2026年10月11日

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«Perpetual Motion 3D Models and STL Files»

Marble runs and ball tracks rely on ramps, spirals, and lift mechanisms, while rotating calendars use gear trains and date rings. Spinning tops, gyroscopes, and fidget spinners focus on balance and low friction. Historical inventor-inspired and gravity-driven sculptures often combine decorative frames with moving weights or arms.

On the author's model page, check the overall size and scale, the number of parts, and whether the assembly needs glue, screws, or bearings. Look at the listed material and print settings, and study photos of real prints to judge clearances and surface finish. For moving parts, tolerances and orientation can affect how smoothly the mechanism turns.

Try synonyms such as kinetic sculpture, marble machine, gravity toy, and mechanical calendar. Related searches include desk toy, fidget spinner, gear mechanism, and automaton. Combining a mechanism type with a material or printer type can narrow the results further.

FAQ

常见问题

What is a perpetual motion 3D model?
It is a printed mechanism that appears to run continuously through hidden energy input, such as a motor, a falling ball, or a wound spring. The illusion depends on careful balancing and low friction.
What should I check before printing a kinetic model?
Review the part count, assembly steps, required hardware, and the author's print settings. Photos of finished prints help you see clearances and moving joints.
Do these models need supports?
Some parts print without supports, while others include overhangs that may need them. The model page usually states the author's approach.
Can I scale a perpetual motion model?
Scaling changes tolerances and the weight of moving parts, which can stop the mechanism from working. Follow the author's dimensions unless you plan to test adjustments.
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