Meet the KnifeRobot: a knife sharpening robot that sharpens your knives in minutes without you having to break a sweat. This portable unit has 7 motors, customizable speed and angle, a shape sensor, and 4 DOF.
The KnifeRobot lets you choose any sharpening angle from 10 to 45 degrees and change belt pressure. Just install a knife, get the robot running, and come back in a few minutes. Like what you see? You can find it on Indiegogo.