Outer surface washing and drying mechanism for gas steel cylinder machining

The utility model relates to the technical field of steel cylinder machining devices, and discloses a gas steel cylinder machining outer surface washing and drying mechanism which comprises a cleaning bin and is characterized in that the output end of a first telescopic rod is rotationally connected with a clamping block, the output end of a motor is fixedly connected with the clamping block, the output end of a second telescopic rod is fixedly connected with a brush plate, and the brush plate is fixedly connected with a brush rod. The output end of the air heater is fixedly connected with a connecting pipe, the output end of the water pump is fixedly connected to one end of the connecting pipe, the bottom of the transverse pipe is fixedly connected with a spray head, and a first valve and a second valve are arranged on the two sides of the middle of the connecting pipe respectively. According to the steel cylinder scrubbing and drying device, the steel cylinder can be scrubbed by opening the first valve and