A blow molding machine, comprising: a blow molding section for blow molding a plurality of containers within a blow cavity mold which has been mold clamped; characterized in - that an ejection section for holding the plurality of containers is provided, while maintaining a blow molding pitch (P1, P2), and ejecting the plurality of containers from the blow cavity mold, which has been mold opened, to an ejection position outside the blow cavity mold, - that the blow molding machine further comprises a delivery unit for delivering the plurality of containers located at the ejection position to a post-process subsequent to the blow molding machine, - that the delivery unit includes ∘ a rail for holding, delivering and guiding the plurality of containers, and ∘ an elevation block raised and lowered relative to the rail, and - the elevation block includes ∘ a plurality of blades, ∘ an endless member having the plurality of blades fixed thereto at the blow molding pitch (P1, P2), and ∘ a drive portion for driving the endless member to run, that a machine base is provided on which the blow molding section is mounted, that the delivery unit protrudes from the machine base along a container delivery direction orthogonal to an opening/closing direction of the blow cavity mold, - that the rail includes a pair of rail members (102A, 102B) which, with the plurality of containers being in an upright state where a neck portion of each container faces upward, supports from below a flange portion provided in the neck portion, the pair of rail members (102A, 102B) being arranged along a container transport direction, and - that each of the plurality of blades pushes the neck portion. a blow molding section for blow molding a plurality of containers within a blow cavity mold which has been mold clamped; characterized in - that an ejection section for holding the plurality of containers is provided, while maintaining a blow molding pitch (P1, P2), and ejecting the plurality of containers from the blow cavity mold, which has been mold opened, to an ejection position outside the blow cavity mold, - that the blow molding machine further comprises a delivery unit for delivering the plurality of containers located at the ejection position to a post-process subsequent to the blow molding machine, - that the delivery unit includes ∘ a rail for holding, delivering and guiding the plurality of containers, and ∘ an elevation block raised and lowered relative to the rail, and - the elevation block includes ∘ a plurality of blades, ∘ an endless member having the plurality of blades fixed thereto at the blow molding pitch (P1, P2), and ∘ a drive portion for driving the endless member to run, that a machine base is provided on which the blow molding section is mounted, - that an ejection section for holding the plurality of containers is provided, while maintaining a blow molding pitch (P1, P2), and ejecting the plurality of containers from the blow cavity mold, which has been mold opened, to an ejection position outside the blow cavity mold, - that the blow molding machine further comprises a delivery unit for delivering the plurality of containers located at the ejection position to a post-process subsequent to the blow molding machine, - that the delivery unit includes ∘ a rail for holding, delivering and guiding the plurality of containers, and ∘ an elevation block raised and lowered relative to the rail, and ∘ a rail for holding, delivering and guiding the plurality of containers, and ∘ an elevation block raised and lowered relative to the rail, and - the elevation block includes ∘ a plurality of blades, ∘ an endless member having the plurality of blades fixed thereto at the blow molding pitch (P1, P2), and ∘ a drive portion for driving the endless member to run, that a machine base is provided on which the blow molding section is mounted, ∘ a plurality of blades, ∘ an endless member having the plurality of blades fixed thereto at the blow molding pitch (P1, P2), and ∘ a drive portion for driving the endless member to run, that a machine base is provided on which the blow molding section is mounted, that the delivery unit protrudes from the machine base along a container delivery direction orthogonal to an opening/closing direction of the blow cavity mold, - that the rail includes a pair of rail members (102A, 102B) which, with the plurality of containers being in an upright state where a neck portion of each container faces upward, supports from below a flange portion provided in the neck portion, the pair of rail members (102A, 102B) being arranged along a container transport direction, and - that each of the plurality of blades pushes the neck portion. - that the rail includes a pair of rail members (102A, 102B) which, with the plurality of containers being in an upright state where a neck portion of each container faces upward, supports from below a flange portion provided in the neck portion, the pair of rail members (102A, 102B) being arranged along a container transport direction, and - that each of the plurality of blades pushes the neck portion.