Universal die for fillet U-shaped and flange-shaped parts

A universal die for fillet U-shaped and flange-shaped parts comprises an upper die and a lower die, and the upper die and the lower die are located on the same central axis. The upper die is of a split type structure and comprises a female die and a lining plate, a table hole is formed in one face of the lining plate, the other face of the lining plate is a plane, a boss is arranged on one face of the female die, the other face of the female die is a plane, and the boss and the table hole are matched in size. The plane of the lining plate makes contact with the plane of the female die. The lower die comprises a base, a lower push plate and a deep drawing male die, the deep drawing male die is arranged on the base, and the lower push plate is arranged on the deep drawing male die in a sleeving mode. Stamping machining of different parts and different procedures can be achieved by replacing and adjusting individual spare parts, and therefore the sample quality is guaranteed and the die cost is reduced to the ma