Five-axis linkage machining center for blades

A five-axis linkage machining center for blades belongs to the field of machinery manufacture. The five-axis linkage machining center for the blades comprises a lathe body, linear axes X1, X2, Y, Z1 and Z2 as well as three rotating shafts which are a shaft A, an auxiliary shaft A and a shaft B, wherein an X1 axis carriage is arranged above the lathe body; a Y-axis carriage is arranged above the X1 axis carriage; the shaft B is fixedly arranged on the Y-axis carriage; a main milling shaft is connected with the shaft B by a support; the rotating center of the shaft B and the horizontal plane form a 45-degree included angle; the axis of the main milling shaft and the rotating center of the shaft B form a 45-degree included angle; a Z1 axis carriage and a Z2 axis carriage are arranged in the front of the lathe body; a headstock serving as the shaft A is fixedly arranged on the Z1 axis carriage; a tailstock serving as the auxiliary shaft A is fixedly arranged on the Z2 axis carriage; and a tool changer is arranged