Angle steel angle frock that opens and shuts

The utility model relates to an angle steel angle frock that opens and shuts. Including last mould assembly, the lower mould assembly, it includes upper die base and last die pressing blocks to go up the mould assembly, the lower mould assembly includes die holder and two die block cushions, upper die base fixed mounting is on the last working face of press, the upper die base lower extreme is equipped with the draw -in groove, it is equipped with the card -tight part to go up the die pressing blocks upper end, last die pressing blocks passes through the card -tight part to be fixed in the draw -in groove of upper die base, die holder fixed mounting is on the lower face portion of press, two die block backing plates fill up respectively on the die holder and dock together, the contained angle that last die pressing blocks's bottom contained angle and the butt joint of the up end of two die block backing plates formed suits. The utility model discloses with the angle steel angle of release, close angle technol