Stainless steel heating ring for extruder

• Main Authors: DONG KAIXIA, LIU ZHENGFEI, GE YUPING
• Format: Patent
• Language: Chinese; English
• Published: 25.07.2023
• 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 stainless steel heating ring comprises a heating inner ring and a fixing outer ring which are sleeved with each other, the heating inner ring is divided into three identical heating arc-shaped rings, positioning assemblies are installed between the heating arc-shaped rings and the fixing outer ring, and each positioning assembly comprises a positioning column, a high-temperature-resistant compression spring and a positioning pin. The positioning column and the positioning pin are both radially installed on the outer side of the heating arc-shaped ring, the positioning column is located in the middle of the outer side of the heating arc-shaped ring, a positioning hole matched with the positioning column is formed in the position, corresponding to the positioning column, of the fixed outer ring, and a positioning ring hole matched with the positioning pin in a circumferential sliding mode is formed in the position, corresponding to the positioning pin, of the fixed outer ring; the high-temperature-resistant