Mold for preparing composite material fan blade and preparation method of composite material fan blade

• Main Authors: LI CHENGJIAN, SUN CHAOMING, ZHAO XIAOYU, LI JIE, LI YANG, LU DONGBIN, LIU HUAN, LIU GUI, ZOU CAIYONG, MA LAILAI
• Format: Patent
• Language: Chinese; English
• Published: 18.11.2022
• 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

The invention provides a mold for preparing a composite material fan blade and a preparation method of the composite material fan blade. The mold comprises an upper mold body and a lower mold body, the upper mold body comprises an upper molded surface, the lower mold body comprises a lower molded surface, the upper molded surface and the lower molded surface are spliced to form a cavity used for forming fan blades after the upper mold body and the lower mold body are assembled, and each fan blade comprises a blade body and a fan hub base which are connected; the parting line of the cavity is positioned at the maximum outline of the fan blade; and after the upper mold and the lower mold are closed, a parting surface is formed between the upper mold and the lower mold, and the parting surface is formed by horizontally extending a parting line outwards. According to the mold for preparing the composite material fan blade and the preparation method of the composite material fan blade, the mold design, the layer l