The invention discloses an automatic peanut vine bundling and film wrapping device, and belongs to the technical field of agricultural machinery. The device comprises a chassis, a film wrapping device, a control device, a protective cover, a bundling device, a rope winding and bundling mechanism, a conveying belt and a power transmission mechanism, the chassis is mounted at the bottom of the filmwrapping device, the film wrapping device comprises a film wrapping table, a film wrapping motor and a film cutting device, two ends of a plurality of bundling steel rollers is connected with a gear transmission device, the gear transmission device is connected with a power transmission device, the bottom of a second air pressure transmission device is connected with a sensor, the top of the second air pressure transmission device is connected with the gear transmission device, the rope winding and bundling mechanism is mounted at the top of the bundling device, the conveying belt is mounted at the bottom of the rear side of the bundling device, the power transmission device is mounted at the bottom of the conveying belt, the device and a peanut harvester are linked by the aid of the bundling device on the device, peanut vines are automatically bundled, and the device is economical and high in practicability.