BOPET (Biaxially Oriented Polyethylene Terephthalate) extrusion device

• Main Authors: CHEN LEI, DENG KUNGUANG, PAN XUANZHOU, LI ZHIMING
• Format: Patent
• Language: Chinese; English
• Published: 24.10.2023
• 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 BOPET (Biaxially Oriented Polyethylene Terephthalate) extrusion device and belongs to the technical field of extrusion molding equipment. The BOPET extrusion device comprises a first extrusion mechanism, a second extrusion mechanism and a driving mechanism, the first extrusion mechanism and the second extrusion mechanism respectively comprise a first extrusion box and a second extrusion box, and a first extrusion screw rod and a second extrusion screw rod are mounted in the first extrusion box through bearings; the first extrusion screw rod and the second extrusion screw rod can extrude each other, a third extrusion screw rod and a fourth extrusion screw rod are mounted in the second extrusion box through bearings, and the third extrusion screw rod and the fourth extrusion screw rod can extrude each other; through use of the first extrusion box, the second extrusion box, the first extrusion screw rod, the second extrusion screw rod, the third extrusion screw rod and the fourth ext