Playing Card Shooter

Watch the video:This Gatling-gun style card shooter will liven up your bridge game - just turn the crank and deal your next hand at 30 MPH! The crank is connected to an eccentric feed wheel that feeds one card per revolution. The drive wheel at the business end is geared up by 25:1 to reach speeds of more than 3000 RPM. Pulling the trigger drops the deck onto the feed wheel, and then watch the cards fly!This thing is designed so it will fit on a 150mm x 150mm print bed.CAUTION: Do not shoot at humans, animals or siblings - you could put an eye out.InstructionsUpdate: I've revised the crank and eccentric parts to make them stronger. The new versions use a screw going through the entire assembly to keep the crank from breaking. Note the revised assembly instructions.Update: I've added a "topcard" piece which is a weighted card loaded with pennies to add some downward force on the feed wheel. This greatly improves the feeding reliability.You'll need the following 3D pr