GIS switch shell inner wall particle jet polishing device

The invention discloses a particle jet polishing device for the inner wall of a GIS switch shell, and belongs to the technical field of fluid polishing. The device comprises a support, a polishing chamber, a feeding robot, a plurality of to-be-polished switch shells, an abrasive pool, a magnetic filter and an air pump, an automatic sliding door is arranged on the polishing chamber, the feeding robot is located on one side of the polishing chamber, the device comprises a cylinder base, the cylinder base is installed on the support, the polishing chamber is arranged on the cylinder base, and the magnetic filter is arranged on the cylinder base. A clamping mechanism is arranged on the polishing chamber, a polishing mechanism is arranged in the barrel base, an air inlet pipe and a discharging pipe are connected to the polishing mechanism, one end of the air inlet pipe is connected with the air supply end of an air pump, a siphon pipe is arranged in the middle of the air inlet pipe, and one end of the discharging