Transfer device comprising automatic opening unit of box cover

A transfer device comprising:

• a barcode reader configured to read a barcode coupled to a box, the box being arranged to accommodate a bobbin including raw materials, wherein the box includes a cover;
• a conveyor unit configured to move the box;
• a centering unit installed outside the conveyor unit and configured to adjust a position of the box along a width direction and along a longitudinal direction;
• a fork unit installed on an upper part of the conveyor unit and configured to chuck the cover along the width direction, wherein the fork unit includes a box cover cylinder, a box detection sensor, and a distance sensor, wherein the box cover cylinder is configured to move along the width direction when the cover is chucked, wherein the box detection sensor is configured to sense the cover, and wherein the distance sensor is configured to sense a distance between the cover and the distance sensor;
• a traveling drive unit coupled to a top of the fork unit and configured to elevate the fork unit along a height direction, wherein the traveling drive unit is configured to move the fork unit along the longitudinal direction;
• and
• a control unit configured to automatically control opening of the cover by controlling:
• centering of the fork unit along the height direction in conjunction with the barcode reader and the distance sensor;
• centering of the fork unit along the width direction in conjunction with the box detection sensor, and
• movement of the fork unit along the height direction and the longitudinal direction.