PTFE nano-film production equipment

• Main Authors: XU PING, CAO KAIBIN
• Format: Patent
• Language: Chinese; English
• Published: 14.05.2021
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; CONVEYING; HANDLING THIN OR FILAMENTARY MATERIAL; HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS,CABLES; PACKING; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; STORING; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

The invention relates to PTFE nano-film production equipment comprising a spreading machine, an uncoiling mechanism and a coiling mechanism. The uncoiling mechanism and the coiling mechanism are arranged at feeding and discharging ends of the spreading machine; the spreading machine comprises a rack and a drying oven; the rack is provided with a pair of conveying chains for clamping two sides of a film and conveying the film to penetrate through the drying oven; return ends of the conveying chains are positioned outside the drying oven; a plurality of sections of cooling boxes are arranged outside the return ends of the conveying chains; each section of cooling box is connected with a suction pipe; the suction pipes are connected with cooling fans; secondary cooling boxes are arranged outside the forward ends of the conveying chains and at the front end of the drying oven, blowpipes blowing towards the conveying chains are arranged on the front sides and the rear sides of the secondary cooling boxes; and the