Injection mold for producing HUD (Head Up Display)

• Main Authors: XU XUFENG, LU ZHANFEI, HU BIN
• Format: Patent
• Language: Chinese; English
• Published: 19.04.2022
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULARARTICLES; 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

An injection mold for producing an HUD comprises an upper mold plate assembly and a lower mold plate assembly, the upper mold plate assembly comprises a feeding assembly and an upper mold plate, the lower mold plate assembly comprises an ejection assembly and a lower mold plate, an upper mold core and an upper mold insert are arranged in the upper mold plate, and a lower mold core and a lower mold insert are arranged in the lower mold plate. The upper mold plate and the lower mold plate are matched to form a cavity used for forming the HUD. The feeding assembly is communicated with the cavity through the U-shaped flow equalizing cavity, the U-shaped flow equalizing cavity comprises a feeding section and a discharging section which are arranged in parallel, a centralized feeding port matched with the feeding assembly is formed in the feeding section, a diffusion type discharging port is formed in the discharging section, and the size of the diffusion type discharging port is larger than that of the centralized