Carton lining paper anti-falling mechanism, carton turnover machine and carton turnover method

The invention discloses a carton inner lining paper anti-falling mechanism, a carton turnover machine and a carton turnover method.The carton inner lining paper anti-falling mechanism comprises a driving device, a lifting device, a lifting device and a control device, and the driving device is configured to be movably connected with the carton turnover machine; the puncturing part is connected with the output end of the driving device, and the puncturing part can be driven by the output end of the driving device to move between a first position and a second position; when the box turnover machine is in the first state, the puncturing part is driven to the first position from the output end, so that the puncturing part fixes paper box lining paper; and when the box turnover machine is in the second state, the puncturing part is driven to the second position by the output end, so that the puncturing part is separated from the paper box lining paper. Through the arrangement of the lining paper anti-falling mecha