Movable dust self-circulation sanding room

The utility model discloses a movable dust self-circulation sanding room, which relates to the field of machining equipment and comprises a supporting module, a moving module and a power module. The supporting module comprises a main body, a first door body and a second door body; moving wheels are arranged on the bottom surface of the main body; the first door body is provided with a first air inlet; the main body is provided with a second air inlet; the power module comprises a first fan and a second fan; the first fan is positioned in the main body and is close to one end of the first door body; the second fan is located in the main body and close to one end of the second door body, an exhaust port is formed in the top of the main body, and a filtering structure is arranged at the exhaust port. The air continuously flows out from the exhaust port, and the clean and healthy air is obtained after toxic substances are filtered out through the filtering structure, so that the toxic substances are prevented fro