Hot-pressing sealing device for biodegradable plastic bag

The utility model relates to the technical field of plastic bag production, and discloses a hot-press sealing device for biodegradable plastic bags, which comprises a workbench, the top of the workbench is fixedly connected with a concave frame, the top of the concave frame is fixedly provided with an electric cylinder, the telescopic end of the electric cylinder penetrates through the concave frame and is fixedly connected with a bearing plate, and the bearing plate is fixedly connected with the workbench. By arranging the positioning disc, the sliding groove, the sliding plate, the tension spring and the rubber plate, a plastic bag can be conveniently clamped and fixed, by arranging the concave frame, the electric air cylinder, the bearing plate, the connecting plate and the electric soldering iron, the plastic bag can be sealed in a hot-pressing mode, and by arranging the structure, the plastic bag can be sealed in a hot-pressing mode. The plastic bag sealing device has the advantage of being convenient to