Abstract
A transfer device comprising an automatic opening unit of a box cover, the transfer device includes: a barcode reader for reading a barcode attached to a box accommodating a bobbin and having a cover; a conveyor unit for placing the box; a centering unit; a fork unit for chucking the cover of the box; a traveling drive unit; and a control unit. The control unit controls Z-axis centering of the fork unit in conjunction with the barcode reader and the distance sensor, X-axis centering of the fork unit in conjunction with the box detection sensor, and Z-axis elevation and Y-axis movement of the fork unit, respectively, to automatically control opening of the cover.