Fixing roller for fixing unit, fixing unit, image forming apparatus, roller replacement aid for fixing unit, and method of replacing fixing roller in fixing unit

摘要

In a fixing unit in which at least one of a heating roller and a pressing roller is provided as a fixing roller and is replaceably supported along the axial direction of the fixing roller, a sliding member is formed integrally to the inside of the fixing roller, so that the sliding member slides on the outer circumference of a roller guiding shaft upon replacing the fixing roller.