Jig for preventing open circuit of welding spot of electrostatic shielding frame

The utility model discloses a jig for preventing open circuit of a welding spot of an electrostatic shielding frame. The jig comprises a substrate and a first pressing plate arranged above the substrate, a positioning groove for accommodating a PCB is formed in the substrate, a plurality of first avoiding holes matched with the first shielding frame in shape are formed in the first pressing plate, the first avoiding holes are defined by a plurality of first ribs on the first pressing plate, and a plurality of first elastic pressing feet for pressing the first shielding frame are mounted at the lower ends of the first ribs; a positioning groove is formed in the substrate, a PCB is embedded in the positioning groove, a first shielding frame is placed on the PCB, a first pressing plate is placed above the first shielding frame, a first elastic pressing foot on the first pressing plate abuts against the first shielding frame, and meanwhile the first pressing plate and the substrate are fixedly connected through a