I saw a picture of marble machine years ago and I finally got around to trying to make my own. As expected, it was a challenge to get mechanism worked out. I had to remake the cup and adjust the pivot point but I eventually got it working as shown in video.
In Action: https://youtu.be/sel0w0gXGQk
I made mine from wood but I've included all the STL files in case you are up to trying to print your own. You will need to supply your own 9/16" Marbles. You can purchase similar versions from Amazon: http://amzn.to/2ClyTrw
Build Instructions for this one:https://www.instructables.com/id/Wooden-Marble-Roller-Machine/
You like Cults and you want to help us continue the adventure independently? Please note that we are a small team of 3 people, therefore it is very simple to support us to maintain the activity and create future developments. Here are 4 solutions accessible to all:
ADVERTISING: Disable your AdBlock banner blocker and click on our banner ads.
DONATE: If you want, you can make a donation via PayPal here.
WORD OF MOUTH: Invite your friends to come, discover the platform and the magnificent 3D files shared by the community!