更换条材辊中条材切断专利技术综述

Patented Technology of Cutting-off the Web Running to the Wound Web Roll

通过对更换条材辊中条材切断技术的专利申请进行分析,追踪了更换条材辊中条材切断技术领域的发展脉络,重点针对使用已卷绕到新辊上的条材、使用切割刀、拉、扯或撕断这三大主要研究方向。

In process of changing the web roll, in order to affix the end of the web on the wound web roll and to form the beginning of the new web roll, the web need to be cutted-off after it running to the wound web roll, the manner of cutting-off are various, this paper analyzed patents and summarized the development course of this filed, the main manner of cutting-off are＂using a thin or filamentary material which is wound on the new roll,using a cutting member and by tearing or bursting＂,and they were introduced in this paper.