High-wear-resistance self-aligning roller bearing

The utility model discloses a self-aligning roller bearing with high wear resistance, which belongs to the technical field of bearings and comprises a retainer, a roller is embedded in the retainer, an outer ring layer and an inner ring layer are respectively sleeved on the outer peripheral surface and the inner peripheral surface of the retainer, a detachable inner ring structure is embedded in the inner peripheral surface of the inner ring layer in a sleeved manner, and the outer ring layer and the inner ring layer are arranged in a staggered manner. A detachable outer ring structure sleeves the outer peripheral surface of the outer ring layer in an embedded manner. According to the high-wear-resistance self-aligning roller bearing, by arranging the detachable outer ring structure and the detachable inner ring structure, during replacement, firstly, the detachable outer ring structure and the retainer are separated and detached, the outer ring layer is taken down, the detachable inner ring structure can als