Core shift prevention device for producing directional hollow blade wax mould and casting method

The invention discloses a wax mold core shift prevention device for producing directional hollow blades and a casting method, and belongs to the technical field of wax mold core shift prevention. The wax mold core shift prevention device comprises a lower mold and a bottom plate, the bottom plate is provided with a lower mold base and a sliding assembly which are arranged side by side, the lower mold is placed in the lower mold base, and the sliding assembly is provided with a wire inserting assembly and a wire releasing assembly; the wire inserting assembly is further provided with a wire clamping assembly. The sliding assembly moves along the bottom plate and is used for driving the wire clamping assembly to draw out the platinum wires from the wire releasing assembly through the wire inserting assembly, and the platinum wires are inserted into a wax mold in the lower mold at equal intervals. According to the method, the ceramic core is fixed by inserting the platinum wires in the wax mold preparation stage