Blowing needle base mechanism for blow molding die

• Main Authors: ZHANG XIU'EN, HU JIANFEI, CHEN CONG, ZHOU HUAMIN, CHENG MIAO, XUE MENGHUO, JIANG XINTONG, WANG KAI, FANG YONGJIE, CHENG LIBO, WANG JINLANG, QIAN PENGFENG
• Format: Patent
• Language: Chinese; English
• Published: 08.01.2019
• 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 invention discloses a blowing needle base mechanism for a blow molding die. The blowing needle base mechanism for the blow molding die comprises a lifting air cylinder (1), a blowing needle base (2) and a blowing needle (3), wherein the lifting air cylinder (1) is fixed on a die frame; the blowing needle base (2) is in sliding connection with the die frame; the blowing needle (3) is movably connected with the blowing needle base (2); the blowing needle base (2) comprises a vertical back plate (4), a push-and-pull air cylinder (5), a connecting rod (6), a push rod (7) and two parallel vertical side plates (8); one end of the connecting rod (6) is hinged with one vertical side plate (8), and the other end of the connecting rod (6) is positioned on the outer side of the other one of the vertical side plates (8); a piston rod of the push-and-pull air cylinder (5) is hinged with the other end of the connecting rod (6) through a first waist-shaped hole (9); one end of the push rod (7) isconnected with the blowi