Fire extinguisher bottle body machining and feeding device and using method thereof

The invention relates to the technical field of fire extinguisher production, in particular to a fire extinguisher bottle body machining and feeding device and a using method thereof.The fire extinguisher bottle body machining and feeding device comprises a bottom plate, a machining mechanism is arranged on the bottom plate, the machining mechanism comprises mounting rods, the four mounting rods are evenly and fixedly connected to the bottom plate, and a first mounting plate is fixedly connected to the mounting rods; the first mounting plate is fixedly connected with a semicircular lower die and four first telescopic rods which are uniformly arranged, the mounting rods are further slidably connected with a second mounting plate, the second mounting plate is fixedly connected with the movable ends of the first telescopic rods, and the second mounting plate is slidably connected with two centrosymmetric 1/4 circular upper dies; and two centrosymmetric telescopic rods II are further fixedly connected to the moun