Oil seal assembling device

The utility model belongs to the technical field of vehicle air compressors, and particularly relates to an oil seal assembling device which is characterized in that a lining is arranged in a base, a protective sleeve is arranged outside the base, a sliding sleeve is located above the base, the bottom end of the sliding sleeve is located between the protective sleeve and the base, and sliding grooves are symmetrically formed in the outer side of the top of the base in the vertical direction; a spring is arranged in the vertical direction from the top end of each sliding groove to the bottom end of the base, sliding columns are installed on the side walls, adjacent to the sliding grooves of the base, of the sliding sleeves, the sliding columns downwards compress the springs along the sliding grooves of the base and upwards release the springs to move, the guide sleeves stretch into the linings, and the guide columns stretch into the guide sleeves. The device is simple in structure and convenient to use, can si