In-situ electric pulse assisted additive manufacturing 3D printing device

The utility model is suitable for the technical field of additive manufacturing, and provides an in-situ electric pulse auxiliary additive manufacturing 3D printing device, the device comprises an additive manufacturing device and a power supply device, an insulating substrate and a printing substrate used for bearing a 3D printing workpiece are arranged in the additive manufacturing device, and the insulating substrate is located at the bottom or/and the side face of the printing substrate; the power supply device is provided with a pulse current module, the pulse current module is connected with a first group of electric pulse cables, the first group of electric pulse cables comprises a first positive electrode cable and a first negative electrode cable, and the first positive electrode cable and the first negative electrode cable penetrate through the insulating substrate; the first positive electrode cable and the first negative electrode cable are oppositely arranged and connected to the two sides of the