The present disclosure relates to the field of hub packaging technology, and specifically to an automatic hub labeling device and a production line. A conveying mechanism conveys a hub to a camera identification module to determine a hub model, a printer can print multiple models of bar code or two-dimensional code labels and can automatically print a bar code or two-dimensional code label according to the wheel model, and the bar code or two-dimensional code label can be automatically pasted to a specified position according to the wheel model, so that automatic identification of the wheel model, automatic printing of the label and automatic pasting of the label are achieved, personnel participation is reduced, the production efficiency is improved, and customer complaints are reduced.