Plastic injection molding chair mold with combined core pulling mechanism

The utility model belongs to the technical field of molds, and particularly relates to a plastic injection molding chair mold with a combined core pulling mechanism. The plastic chair forming mold comprises a plastic chair forming lower mold and a plastic chair forming upper mold, a chair part forming insert is arranged between the plastic chair forming lower mold and the plastic chair forming upper mold, a chair back forming auxiliary part is arranged on the chair part forming insert, and a core-pulling fixing plate is arranged in the chair part forming insert. By arranging the chair back forming auxiliary piece, the chair part forming insert and the combined core-pulling assembly, the chair back forming auxiliary piece is used for forming a chair back part, the chair part forming insert is used for forming a chair body part, a combined structure is adopted, the maintenance cost is low, after injection molding is completed, the core-pulling fixing plate is driven to move through power of the air cylinder, an