TIRE FORMING MOLD

A tire mold (10) comprises a cavity (S) that molds a tire frame member (20) when molten thermoplastic resin material is poured in and a bead core retaining jig (16, 56) that moves into and retracts from the cavity (S). Preferably, the tire mold (10) comprises an outer mold (12) for forming a tire outside face and an inner mold (14) for forming a tire inside face, wherein the bead core retaining jig includes a main jig (16, 56) for fixing a covered bead (11), the main jig (16, 56) being provided at the inner mold (14), and an auxiliary jig (57) for fixing the covered bead (11), the auxiliary jig (57) being provided at the outer mold (12).