Automatic packaging bag closing device

An automation device for packaging bag transport and input comprising:

• a rail disposed at a height in a horizontal direction;
• a hanger mounted on the rail and configured to reciprocate in the horizontal direction, the hanger configured to reciprocate a packaging bag mounted at a lower end of the hanger in a vertical direction;
• a hopper disposed below the rail and configured to receive raw materials from inside the packaging bag moved by the hanger;
• and
• a pair of clamping units installed in the horizontal direction on both sides near an inlet of the hopper and configured to pressurize and close a lower part of the packaging bag after raw material input into the hopper is completed,
• wherein the hanger comprises an upper hanger mounted on the rail, a lower hanger disposed below the upper hanger, a wire installed between the upper hanger and the lower hanger, and at least one hook mounted on the lower hanger configured to hang the packaging bag, and
• wherein a location hole is positioned on one hanger of the upper hanger and the lower hanger, and a location pin, configured to be inserted into the location hole, is positioned on an other hanger of the upper hanger and the lower hanger.