The invention discloses a novel semi-automatic core rod punching machine. The novel semi-automatic core rod punching machine comprises a machine frame, cam dividers, multi-station rotary discs, a power distribution box, a control box, main air cylinders, manipulators and inclined material discs, wherein a workbench plate is arranged on the machine frame, a circular hole is formed in the workbenchplate, the cam dividers, the main air cylinders and the manipulators are arranged on the workbench plate, the multi-station rotary discs are connected on the cam dividers, 2-12 station through holes are formed in the circumferences, close to the edges, of the multi-station rotary discs, the inclined material discs are arranged on one sides of the cam dividers, punches are arranged below the main air cylinders, the power distribution box is mounted on the side face of the machine frame, and the control box fixed on the workbench plate is arranged on the power distribution box. According to thenovel semi-automatic core rod punching machine, the structure is compact, the stroke is small, the labor intensity is low, safety and reliability are achieved, separation between a sand pipe and a material pressing ring and separation between the sand pipe and a core rod are simple, the product quality is guaranteed, the rejection rate is greatly reduced, the working efficiency is high, and the application range is wide.