Plastic straw blowing mold

The utility model discloses a plastic straw blow molding mould which comprises a first mould for blow molding of a plastic straw and a second mould for blow molding of the plastic straw, a first shaping groove with textures is formed in the first mould, and a cut-off groove for molding of the plastic straw is formed in the first mould. A cutting-off groove is formed in the first mold, a cutting-off plate used for forming a plastic suction pipe is slidably connected into the cutting-off groove, a push plate with a handle is welded to the side, away from the first mold, of the cutting-off plate, a second plastic mold block with textures is rotatably connected into the second mold, and a plastic mold pipe located in the second plastic mold block is welded to the inner wall of the second mold; the first shaping groove is connected with a material conveying pipe with a valve and a pump machine, the side, away from the material conveying pipe, of the first shaping groove is connected with a discharging pipe with a