Barrel body dismounting and mounting device and barrel body dismounting and mounting equipment

The invention discloses a barrel body dismounting and mounting device and barrel body dismounting and mounting equipment, relates to the technical field of laser cladding powder feeding barrels, and aims to realize quick dismounting and mounting of a barrel body and avoid waste of materials. The barrel disassembling and assembling device comprises a first shell, a sealing valve cap and a second shell, the first shell is provided with a first end and a second end which are oppositely arranged, the first end is connected to the outlet end of the barrel, and the first shell is provided with a through first cavity. The sealing bonnet is arranged in the first cavity, and the position, close to the second end, of the inner wall of the first cavity is provided with a limiting face. The sealing bonnet is provided with a sealing position and a releasing position relative to the first shell, a first limiting frame is arranged in the first shell, a limiting hole matched with the third end is formed in the first limiting