Four-layer roller bearing seat assembling and disassembling vehicle

The utility model relates to the field of vehicles suitable for freight or transportation and loading or containing special goods or objects, in particular to a four-layer roller bearing seat disassembling and assembling vehicle. The four-layer roller bearing seat disassembling and assembling vehicle comprises a vehicle body (1) and is characterized by further comprising guide rails (2), a roller frame (3) and a driving oil cylinder (4), the two guide rails (2) are laid on the top face of the vehicle body (1), the two ends of each guide rail (2) extend out of the two sides of the vehicle body (1) respectively, the roller frame (3) comprises stand columns (31) and a supporting plate (32), and the four stand columns (31) are perpendicularly and movably arranged on the guide rails (2) respectively. The stand columns (31) are sequentially connected to form a rectangle, the four supporting plates (32) are sequentially and horizontally fixed among the stand columns (31) in the vertical direction, and grooves are fo