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六辊CVC平整机横向辊印缺陷分析与控制
引用本文:文杰,王永强,于孟,张晓峰,胡建军,张益涛. 六辊CVC平整机横向辊印缺陷分析与控制[J]. 中国冶金, 2018, 28(7): 57-60. DOI: 10.13228/j.boyuan.issn1006- 9356.20180100
作者姓名:文杰  王永强  于孟  张晓峰  胡建军  张益涛
作者单位:1. 首钢集团有限公司技术研究院冶金过程研究所, 北京 100043 2. 首钢京唐钢铁联合有限责任公司冷轧作业部, 河北 唐山 063200
摘    要:为解决某厂六辊CVC平整机换辊后出现的横向辊印缺陷问题,采用三维光学轮廓仪对横向辊印缺陷样板进行了检测与分析,获得缺陷区域与正常区域的表征参数差异。研究了平整机辊缝闭合过程辊间接触压力分布,确定横向辊印缺陷的产生机理。在此基础上,提出了平整机中间辊CVC辊形优化与辊缝闭合过程参数优化解决方案,并应用于工业生产,消除了横向辊印缺陷。

关 键 词:平整机  横向辊印  辊形  辊缝  

Analysis and control of lateral roll mark defect on 6- H CVC temper mill
WEN Jie,WANG Yong- qiang,YU Meng,ZHANG Xiao- feng,HU Jian- jun,ZHANG Yi- tao. Analysis and control of lateral roll mark defect on 6- H CVC temper mill[J]. China Metallurgy, 2018, 28(7): 57-60. DOI: 10.13228/j.boyuan.issn1006- 9356.20180100
Authors:WEN Jie  WANG Yong- qiang  YU Meng  ZHANG Xiao- feng  HU Jian- jun  ZHANG Yi- tao
Affiliation:(1. Metallurgical Process Department, Research Institute of Technology, Shougang Group Corporation, Beijing 100043, China 2. Cold- rolling Department, Shougang Jingtang United Iron and Steel Co., Ltd., Tangshan 063200, Hebei, China)
Abstract:According to the lateral roll mark defect after roll changing on 6- H CVC temper mill, the sample plate of lateral roll mark was tested and analyzed by the 3D surface profiler. The differences in the representation parameters of the defect area and the normal area were obtained. The distribution of the contact pressure between the rolls was studied, and then the generation mechanism of lateral roll mark was found out. On this basis, the control measures for the optimization of CVC roll profile and roll gap closing speed were put forward. The measures were used in the industrial production, and the lateral roll printing defect was eliminated.
Keywords:temper mill   lateral roll mark   roll profile   roll gap   
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