Medium conveyance route switching device for automated teller machine

A medium conveyance route switching device for an automated teller machine, comprising:

• a support unit located at a branching point where conveyance directions of a medium converge in three directions;
• and
• a gate assembly including a plurality of gates to guide at the branching point the medium to different conveyance paths,
• wherein the support unit includes:
• a first support piece having a first through-hole portion;
• a second support piece having a second through-hole portion and disposed on one side of the first support piece;
• a third support piece having a third through-hole portion and disposed on the other side of the first support piece;
• a first bending connection portion rotatably connecting one end of the first support piece and the second support piece;
• a second bending connection portion rotatably connecting the other end of the first support piece and the third support piece;
• and
• a fixing shaft inserted into the first through-hole portion, the second through-hole portion and the third through-hole portion to prevent the first through-hole portion, the second through-hole portion and the third through-hole portion from being separated from each other in a state in which the first support piece, the second support piece and the third support piece are in contact with each other.