Material turning equipment and oil pipe inner and outer wall cleaning system

The invention relates to material turning equipment and an oil pipe inner and outer wall cleaning system, and relates to the technical field of oil pipe cleaning equipment. According to the main technical scheme, the material turning equipment comprises a horizontal supporting table and a turnover mechanism, wherein a plurality of conveying wheels are arranged on the supporting table at intervalsalong a straight line and are used for horizontally conveying oil pipes; the turnover mechanism comprises a rotating shaft, a shaft seat, a driving cylinder and a material turning plate, the shaft seat is arranged on the supporting table, the rotating shaft is rotationally connected with the shaft seat, the rotating shaft is located on one sides of the conveying wheels and is parallel to the arrangement direction of the conveying wheels, the driving cylinder is connected to the supporting table, a driving end of the driving cylinder is connected with the rotating shaft, a first end of the material turning plate is fix