Feeding mechanism of blow molding unit

The utility model relates to the technical field of blow molding units, in particular to a feeding mechanism of a blow molding unit, which comprises a storage structure, a weighing structure and a lifting device, the storage structure comprises a support II and a storage box, the storage box is mounted on the support II, and the weighing structure comprises a support I, a weighing device, a temporary storage box, an electric control valve, a conveying pipe and a gate device. The gate device is used for blocking the communication position of the temporary storage box and the material conveying pipe, a material through hole is formed in the bottom of the storage box, the electric control valve is installed at the material through hole in the bottom of the storage box, the weighing device is installed on the first support, the temporary storage box is located at the weighing position of the weighing device, and the temporary storage box is communicated with the material through hole of the electric control valve