Drill rod rust removal device with dirt pre-cleaning structure for petroleum engineering

The drill rod rust removal device with the dirt pre-cleaning structure for the petroleum engineering comprises a workbench, an adjusting mechanism, a gear and a vertical plate, a connecting frame is arranged at the upper end of the workbench, and the left end and the right end of the connecting frame are installed at the upper end of an electric telescopic rod; the adjusting mechanism is arranged on the connecting frame and comprises a threaded rod, a first motor, an adjusting plate, a mounting seat, a grinding block and a cleaning brush; the gears are rotationally connected to the upper end of the workbench in a bilateral symmetry mode, and a second motor is installed at the bottom end of the gear on the right side. And the vertical plates are embedded and connected to the top end of the bearing plate in a bilateral symmetry mode, connecting shafts are rotatably connected to the upper ends of the vertical plates at equal intervals, and a third motor is installed at the left end of the connecting shaft on the