Guided hand 3D printing

###Guided Hand: Machine Aid For the Analog Process

A robot arm constrains a 3D printer pen to a specific volume, allowing some artisitc freedom for the user while sticky to the model. A cool application of robotics and 3D printing techno.

Project page: http://www.yelizk.com/projects/guidedhand.html
IEEE article: http://spectrum.ieee.org/automaton/robotics/diy/robot-arm-helps-you-3d-print-by-guided-hand