A high air-tight eye shadow pencil mold

Abstract

The utility model discloses a kind of high air-tight eye shadow pen mould, including fixed mould seat, press mould, mould module, core-pulling driver and self-sealing element. The mould module surface is provided with mould cavity, the output end of the core-pulling driver is connected with slide, and the surface of slide is fixed with several cores, and the core is inserted into mould cavity to form the hollow structure of product;The self-sealing element includes guide slide, slide base, push block, sealing plate, seal and inclined guide pin, and the slide base vertically slides along guide slide under the guidance of inclined guide pin, drives sealing plate to close to the surface of mould module, the surface of sealing plate is equipped with the seal corresponding to core one by one, seal extends into mould cavity and is connected with the end of core, and end and the taper hole groove of mould cavity end portion are closely matched. When closing mould, the surface of sealing plate and slide and the end surface of mould module are sealed and abutted, form double sealing structure, to avoid molten material overflow and gas leakage. The mould has the advantages of high air-tight performance, reliable closing precision and high degree of automation.

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