The utility model discloses a blow molding machine with quickly replaceable blowing nozzles, relating to the field of blow molding machines. The blow molding machine aims to solve the technical problem of inconvenient and unsafe quick replacement of blowing nozzles. The blow molding machine comprises a blow molding machine body, a support fixedly connected to the rear side of the upper end of the blow molding machine body, and a machine head installed on the upper end of the support. A hollow blow rod assembly is installed at the lower end of the machine head, and first insertion holes are symmetrically formed in the front and rear sides of the lower end of the blow rod assembly. A hollow blow nozzle assembly is installed at the lower end of the blow rod assembly, and second insertion holes are symmetrically formed in the front and rear sides of the upper end of the blow nozzle assembly. A pin is arranged between the inner sides of the first and second insertion holes. The blow molding machine adopts pins as the connecting and locking structure between the blow rod assembly and the blow nozzle assembly. An operator only needs to pull the pin horizontally to fix or release the connection, enabling convenient assembly, disassembly and quick replacement. The operator does not need to approach the blow nozzle assembly by hand, avoiding safety accidents.
Country Code: CN
Application Number: CN202223608402.9
