Automobile roller shaft with wear-resistant structure

The utility model discloses an automobile roller shaft with a wear-resistant structure, which comprises a support, reinforcing blocks, a main rolling shaft, a bearing main body and a connecting hole, the bearing main body is fixed on one side in the support, the reinforcing blocks are arranged on two sides of the top end of the support, the main rolling shaft is arranged on one side in the bearing main body, and the connecting hole is arranged in the main rolling shaft. A connecting disc is installed on the outer wall of one side of the main rolling shaft, a connecting shaft is fixed to the outer wall of one side of the connecting disc, two sets of connecting keys are fixed to the two sides of the surface of the connecting shaft, a main shaft is fixed to the end, away from the connecting shaft, of the main rolling shaft, and prefabricated grooves are formed in the two sides of the surface of the main shaft; a gasket is arranged on one side of the bottom end of the support, an inner threaded hole is formed in