With the development of economy and the improvement of people's living standard, every commodity in circulation needs to be marked with relevant information such as production date, shelf life, etc. Packaging is the carrier of information, and labeling the commodity is the way to realize it. Labeling machine is a machine that labels packages or products. It not only has an aesthetic function, but also can realize the tracking and management of product sales, especially in the pharmaceutical, food and other industries. If there is an abnormality, it can start the product recall mechanism accurately and timely.