十一层共挤下吹水冷高阻隔膜机组关键技术

Key technology of eleven layer coextrusion bottom blown water-cooled high resistance diaphragm unit

本文介绍了下吹水冷吹塑法的工艺特点及产品应用,分析设备的现状及问题,同时介绍十一层共挤下吹水冷高阻隔膜机组的工艺流程和关键技术。机组采用套碟组合式机头,保证高质量复合,缩短了物料热历程,满足多种配方的加工;采用风温式自动风环+测厚控制系统,提升薄膜的厚薄均匀性;采用真空水环,满足宽幅生产,提高产量;采用低阻力夹板及低摆幅旋转牵引,改善膜面质量;采用智能协同控制技术,实现了薄膜生产过程的精密闭环控制。

This article introduces the process characteristics and product applications of the bottom blown water-cooled blow molding method,analyzes the current situation and problems of the equipment,and also introduces the process flow and key technologies of the eleven layer coextrusion bottom blown watercooled high resistance diaphragm unit.The unit adopts a disc set combination head to ensure high-quality composite,shorten the material thermal process,and meet the processing requirements of various formulas;Adopting a wind temperature automatic wind ring and thickness measurement control system to improve the uniformity of film thickness;Adopting vacuum water ring to meet wide width production and increase output;Adopting low resistance clamps and low swing rotation traction to improve the quality of the membrane surface;By adopting intelligent collaborative control technology,precise closed-loop control of the thin film production process has been achieved.