Abstract: Based on the analysis of the louver head part, the overall structure of an injection mold was designed. The mold was featured with a module containing two cavities, a side fees gate, and a side core-pulling mechanism of the slanted guide pillar. The inner and outer were formed by assembled blocks. The mold structure was prove reasonable, the operation was reliable, and the quality of plastic parts met requirements.

Key words: louver head, injection mould, core-pulling mechanism, slanted guide pillar