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This is my first delta robot. It isn't perfect yet, but it works. I tried to use different tools in the end-effector. A vacuum pump made with a syringe and a pen for drawing. Other details, the code and pictures here: http://robottini.altervista.org/delta-robot-with-arduino
This is a companion discussion topic for the original entry at https://community.robotshop.com/index.php/robots/show/delta-robot-with-arduino