Plastic spraying fire extinguisher cylinder body coating equipment

The utility model discloses plastic spraying fire extinguisher cylinder body coating equipment which comprises a box body, a sleeve is fixedly arranged on the surface of the box body in a penetrating mode, a rubber bag is fixedly connected to the outer wall of the sleeve in a sleeved mode, the rubber bag is located in the box body, sand is filled in the rubber bag, and electric push rods are fixedly assembled on the two sides of the surface of the box body. Through cooperation of the rubber bag and the sand, the rubber bag can deform at will and be better attached to the cylinder body according to the elasticity of the rubber bag, the motor drives the cylinder body to rotate and make continuous contact with the sand for grinding, rust, dust and stains on the cylinder body are removed, after the motor is turned off, the electric push rod is started to lift the support, and the cylinder body makes contact with the sponge ring in the frame; the outer wall of the barrel body is wiped, pretreatment before plastic