Mixing screw mechanism is used to injection molding machine

• Main Authors: SONG XIANQIAN, XIE YUMENG, LI ZHIXIANG, LI DAN
• Format: Patent
• Language: Chinese; English
• Published: 15.06.2018
• 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 discloses a mixing screw mechanism is used to injection molding machine, including the body of rod, screw head, non -return valve and meson, be provided with main screw thread on thebody of rod, set gradually an accessory thread and the 2nd accessory thread along the precession orientation of main screw on the body of rod, wherein an accessory thread and the 2nd accessory thread's pitch is greater than the pitch of main screw, and an accessory thread's head and the tail both ends are respectively and have certain axial distance between the main screw, and the 2nd accessory thread's head and the tail both ends are crossing with main screw respectively, and an accessory thread and the 2nd accessory thread's the high spiral shell arris height than main screw of spiral shellarris hangs down, the screw head set up in the end of the body of rod, screw head include mixing R groove no. 2, latitude ring, the mixing R groove of longitude and mixing pin no. 1, wherein, mixingR groove no. 2 lies in the