This is the next article in the series about our "Flower Machine". For a fully automatic process, the "raw materials" must also be fed into the machine completely automatically. For the Flower Machine, this means feeding small paper squares one at a time. The obvious storage format is a stack of paper - but how do you pick a single piece of paper from a stack? Feeding paper reliably was probably the hardest challenge in the Flower Machine project. In this post, I will present all the details ...