High-precision wind power generation accessory metal plate bending die

The utility model discloses a high-precision wind power generation accessory metal plate bending die. The high-precision wind power generation accessory metal plate bending die comprises a lower die structure and an upper die structure. The lower die structure comprises a lower die plate, a lower die block and a metal plate fastener; the upper die structure comprises an upper die plate, an elasticguide assembly, a bending pressing cylinder frame and a bending pressing cylinder. The bending and pressing column body is rotationally connected to the bending and pressing column body frame and located above the edge side of one groove end of the through groove, and the bending and pressing column body is kept horizontal and is perpendicular to the length direction of the through groove; the lower die structure moves downwards to enable the bending pressing column body to roll downwards to bend the part, exceeding the through groove, of the flat plate type metal plate to form an L-shaped metal plate. The flat plate