Injection molding device for automobile back door outer plate

The utility model provides an automobile back door outer plate injection molding device which comprises an injection molding table, an injection molding box and a receiving box, and the injection molding box is arranged in the middle of the upper portion of the injection molding table in a penetrating mode. The injection molding machine is provided with an electric cylinder, an electric telescopicrod, a sliding rod, a driving motor, a sliding block, a storage box, a through-flow pipe, an injection molding head, a storage box, a discharge pipe and a flow control valve, the back door outer plate is placed on the placing plate of the injection molding table; opening flow control valve, the plastic raw materials in the storage box are introduced into the storage box through the discharge pipe; the liquid slowly flows into the injection molding head through the through-flow pipe to perform injection molding work on the back door outer plate; injection molding head injection molding, opening work by means of an ele