Portafilter Cleaner Mechanical

Maybe you have seen all those electrical portafilter cleaner in the gastronomy sector. Thy work nice but also costs a lot of money. I designed this mechanical portafilter cleaning device which is fully 3D printed and doesn't need any additional hardware.Functionality:The cleaninghead features a 4:1 planetary gearbox. For every rotation of the portafilter, the cleaning Head rotates 4 times in the opposite direction.So just put your portafilter onto the device and give it a few pushes back and forth. It should be clean enough for your next espresso. Printing:Everything can be printed without supports.The "Rotation Tower" and the "planetary_gearbox" features print in place mechanics with tight tolerances. So you have to make sure that your filament is well tuned, otherwise the parts will bond together. Sometimes it can happen that they stick just a little bit. For this purpose you can print out the provided "breakfree_tool" to loosen the parts or if you have a