Device for detecting gold-plated layer in grounding hole

The utility model discloses a device for detecting a gold-plated layer in a grounding hole, and the device comprises a base plate, the surface of the base plate is provided with a supporting plate, the surface of the supporting plate is symmetrically provided with supporting rods, the surfaces of the supporting rods are provided with a placement plate, the surface of the placement plate is provided with a placement clamping groove, one end of the placement clamping groove is provided with a placement limiting plate, and the surface of the placement plate is provided with a placement sliding rail. A positioning rod is correspondingly arranged on the surface of the supporting plate, a positioning plate is arranged at one end of the positioning rod, a positioning ring is arranged on the surface of the positioning rod, a fixed connecting plate is arranged at one end of the lifting device, and a treatment box is arranged on the surface of the fixed connecting plate; and a buffer device is arranged on the lower sur