Special die for forging end cover of differential mechanism

The utility model discloses a special die for forging an end cover of a differential mechanism, which comprises an upper die and a lower die, the upper die and the lower die are correspondingly arranged up and down, the middle of the upper die is provided with an injection hole, the bottom of the upper die is provided with an arc-shaped bulge, a cavity is formed in the lower die, and the injection hole is communicated with the arc-shaped bulge. A supporting base and a fixing base are further arranged at the bottom of the lower die, supporting columns are arranged at the tops of the two sides of the supporting base, a supporting seat is connected to the tops of the two supporting columns, an air cylinder is connected to the bottom of the supporting seat, and the output end of the air cylinder is connected with the top of the upper die. The mold is convenient to open and close and good in stability. 本实用新型公开了一种差速器端盖锻造专用模具，包括上模具和下模具，所述上模具和下模具上下对应设置，所述上模具的中间设有注入孔，所述上模具的底部设有弧形凸起，所述下模具中形成有型腔，所述下模具的底部还设有支撑底座和固定底座，所述支