A finish forging blank for $catching hold of tail frame bending and bending mould thereof

The utility model discloses a finish forging blank for $catching hold of tail frame bending and bending mould thereof, the finish forging blank has the preflex variant part including hook tail frame finish forging body at this hook tail frame finish forging body middle part. A crooked lower mould, and locate for $catching hold of the bending mould of tail frame bending's finish forging blank, it is including crooked terrace die, and locate under this bending terrace die and have the ten percent die cavity body the roll axle that shaping cavity upper portion and level set up side by side is right the lower part is equipped with and the preflex variant part bottom assorted of the treating crooked finish forging blank tray that floats in the shaping cavity, the tray bottom of should floating be equipped with can with treat that crooked finish forging blank moves down in step and treat to this that crooked finish forging blank produces the connecting rod of precompression. The utility model discloses a simple structure is reasonable, and convenient operation is swift, the flow of metal when the bending is convenient for to the preflex variant part, and the bending force, the shearing force is less and the deflection is less relatively, rises curvedly stable, and deformation condition is good, has improved the yield of product greatly.