▎ 摘　　要

NOVELTY - This new utility model relates to mould technology area, especially composite material mobile phone shell and mould structure, comprising with mould, setting movable mould on the mould upper end and is set with the flow channel system in the fixed mould and the fixed mould and movable mould mutually surrounded to form cavity, a flow track system comprising multiple of respectively connected to the cavity and the gate, this utility new type of mould is simple and practical, and suitable for injection molding for forming a kind of composite material each mobile phone shell, for forming the fluidity and can composite material requirement, forming the composite material of mobile phone shell strength; and, is provided with multiple of three respectively connected to cavity and the vent hole, between each ventilation hole of ventilation tank via mutually connected, tank and outside air compressing system connect, when demoulding, air compression system to use to cavity of blowing, using product from the cavity to prevent the product binding in front of mould to prevent product deformation and damage, easy to demould.