Driving mechanism of heat sealing machine

The utility model belongs to the technical field of hot pressing and laminating, and particularly relates to a heat sealing machine driving mechanism which comprises a rack, a hot melting connector is arranged on the rack, a working table is arranged below the hot melting connector, a bottom plate is arranged below the working table, and the upper end face of the bottom plate is in rolling connection with idler wheels at the four end points of the bottom of the rack. The driving mechanism is arranged in the machine frame and drives the machine frame to move on the bottom plate, the moving distance of the machine frame can be set according to the length of a workpiece to be sealed, the applicability of the device is improved, and the device is convenient to use and high in practicability. And meanwhile, the sweeping assembly is connected with the driving assembly, and the sweeping assembly is used for sweeping dust and sundries on the rack moving track, so that smooth movement of the rack is guaranteed, and th