A continuous sealing and cutting machine comprising a machine frame, a drive device, a synchronous filling device, a film covering device, a synchronous sealing and cutting device and a film collecting device; the drive device drives a template rack to move forward; the template rack is used for placing templates of different specifications; the synchronous filling device, the film covering device and the film collecting device are provided on the machine frame; wherein: the synchronous filling device comprises a material storage unit and a material feeding unit; the material storage unit is fixedly provided on the machine frame; the material feeding unit is mounted to the material storage unit via sliding rods and is fixedly connected to the synchronous sealing and cutting device via a connecting rod; the material storage unit communicates with the material feeding unit via soft tubes; characterized in that: the synchronous sealing and cutting device comprises a first servo motor and a heat sealing and cutting mechanism; the heat sealing and cutting mechanism comprises a heat sealing and cutting unit and a heat sealing unit; the heat sealing and cutting unit and the heat sealing unit are respectively mounted on a sliding board; the sliding board is slidably connected to the machine frame via guiding rails; the sliding board is fixedly provided with a transmission gear rack; the first servo motor is fixedly provided on the machine frame and is engagingly connected with the transmission gear racks; the heat sealing and cutting unit, the heat sealing unit and the material feeding unit are driven to move synchronously under driving force of the first servo motor. the synchronous filling device comprises a material storage unit and a material feeding unit; the material storage unit is fixedly provided on the machine frame; the material feeding unit is mounted to the material storage unit via sliding rods and is fixedly connected to the synchronous sealing and cutting device via a connecting rod; the material storage unit communicates with the material feeding unit via soft tubes; characterized in that: the synchronous sealing and cutting device comprises a first servo motor and a heat sealing and cutting mechanism; the heat sealing and cutting mechanism comprises a heat sealing and cutting unit and a heat sealing unit; the heat sealing and cutting unit and the heat sealing unit are respectively mounted on a sliding board; the sliding board is slidably connected to the machine frame via guiding rails; the sliding board is fixedly provided with a transmission gear rack; the first servo motor is fixedly provided on the machine frame and is engagingly connected with the transmission gear racks; the heat sealing and cutting unit, the heat sealing unit and the material feeding unit are driven to move synchronously under driving force of the first servo motor. the synchronous sealing and cutting device comprises a first servo motor and a heat sealing and cutting mechanism; the heat sealing and cutting mechanism comprises a heat sealing and cutting unit and a heat sealing unit; the heat sealing and cutting unit and the heat sealing unit are respectively mounted on a sliding board; the sliding board is slidably connected to the machine frame via guiding rails; the sliding board is fixedly provided with a transmission gear rack; the first servo motor is fixedly provided on the machine frame and is engagingly connected with the transmission gear racks; the heat sealing and cutting unit, the heat sealing unit and the material feeding unit are driven to move synchronously under driving force of the first servo motor.