Is this 3D model free to download?

Yes, Marble Machine 2 - Repaired motorized variant is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by airplane7794, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Marble Machine 2 - Repaired motorized variant 3D printable model by airplane7794

Marble Machine 2 - Repaired motorized variant photo 1

Marble Machine 2 - Repaired motorized variant photo 2

Marble Machine 2 - Repaired motorized variant photo 3

Marble Machine 2 - Repaired motorized variant photo 4

Marble Machine 2 - Repaired motorized variant

Source: Thingiverse by airplane7794

The Marble Machine 2 - Repaired motorized variant is a free printable 3D model from Thingiverse by airplane7794. Fixed the lift screw, the original turns in the wrong direction which does not permit the marbles to climb the lift. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

132 saves Source: Thingiverse Updated 2026-11-06 License: CC-BY · commercial OK Category: 3D Printer

Tags: Marble, Machine, 2, -, Repaired, motorized, variant

About this model

Fixed the lift screw, the original turns in the wrong direction which does not permit the marbles to climb the lift. I used 3/8" chrome Steel balls. Can be found cheap on ebay. Lessons Learned: 1. Use a floor fan to provide extra cooling for the lift screw, the edges can warp up if there is not enough cooling. The better it is cooled the smoother the lift operation. 2. Add a small strip of plastic at the top of lift (see photos) that provides a lip for the marbles to flip over. This prevents the marbles from getting stuck at the top. Without it you would need to wait for another marble to come up and push the first one over. 3. Add a small strip of plastic at the bottom of the lift (see photo) cover the rough surface of the PLA and help the marbles to slide right into the lift. Without it …

Frequently asked questions

Is this 3D model free to download?: Yes. Marble Machine 2 - Repaired motorized variant is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link 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 airplane7794.
Who made this model?: Designed by airplane7794, 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.