6mm Marble Machine 3D printable model by 87squirrels

6mm Marble Machine

Source: Thingiverse by 87squirrels

The 6mm Marble Machine is a free printable 3D model from Thingiverse by 87squirrels. - inspired by the great marble machine from tulio ( - I wanted to create my own marble machine using a pack of 6mm diameter steels balls (airsoft ammunition with the same. You can download the STL file from the original listing below and print it at home.

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260 saves Source: Thingiverse Updated 2026-04-15

Tags: 6mm, Marble, Machine

About this model

- inspired by the great marble machine from tulio ( - I wanted to create my own marble machine using a pack of 6mm diameter steels balls (airsoft ammunition with the same diameter should work too) - I wanted to try a different method of elevating the balls/marbles. I created a system where they are pushed into the vertical shaft one by one using a kind of geared wheel - this pushwheel is connected to a wormgear to have it self-locked and with a high torque to push the tower of balls inside the elevating shaft - the marble machine is seprated into the base, with the elevating mechanism and the elevating shaft and the marble track itself with the nozzle on top - It is a modular concept, to be able to have different track options with only one base - the parts will need a little bit of glue d…

Frequently asked questions

Is this 3D model free to download?
Yes. 6mm Marble Machine is free to download from Thingiverse. Click the "Download free STL" button above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by 87squirrels.
Who made this model?
Designed by 87squirrels, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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