Gas-assisted demolding structure

• Main Authors: YU WEIBING, YAO ZHEN, FU JIANHUA, LI JINGUO
• Format: Patent
• Language: Chinese; English
• Published: 16.05.2023
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

The utility model provides a gas-assisted demolding structure and belongs to the technical field of machinery. The problem that an existing automobile tail lamp lampshade is difficult to demould is solved. The gas-assisted demolding structure is arranged at the position of a mold, the mold comprises a movable mold insert and a reflex reflector insert fixed to the movable mold insert, a concave connecting groove is formed in one side of the movable mold insert, and the reflex reflector insert is fixed in the connecting groove. The gas-assisted demolding structure comprises an annular gas outlet gap formed between the outer side of the reflex reflector insert and the side wall of the connecting groove and a vent hole formed in the movable mold insert, an outlet of the vent hole is formed to the bottom of the connecting groove, and the vent hole is communicated with the gas outlet gap. The gas-assisted demolding structure has the advantage of convenience in demolding. 本实用新型提供了一种气体辅助脱模结构，属于机械技术领域。它解决了现有汽车尾灯灯罩脱模困难