The vertical rolling process with groove in various temperature difference were simulated and the mathematical model of "dog bone" shape were obtained.
在板坯两侧存在温度差的条件下,采用平立辊和孔型立辊轧边后板坯形成的狗骨坯形状是不同的,在其后的四辊轧机中轧制时产生的侧弯也不同·采用有限元对不同板坯两侧温度差的孔型立辊轧制过程进行了模拟和分析,得到了板坯狗骨形状的数学模型·并以此为基础,采用影响函数法对随后的四辊轧机轧制过程中的侧弯进行了解析计算,得到了不同板厚沿宽度方向的分布规律及在距轧机50m处的侧弯量·结果表明孔型立辊轧制后又经水平辊轧制的板坯侧弯量明显比平立辊时为小·所得结果对板坯粗轧过程侧弯的控制具有一定的指导意义
The influences of vertical roll installation place to product's size and the infeuences of vertical roll adjustment angle to product's surface have been discussed in this paper.
论述了万能轧机中立辊的安装位置对成品尺寸的影响和立辊安装的角度对成品外观质量的影响。
This article analyzed the source and formation of the resistance of forming vertical roll in welded pipe mills.
分析了焊管机组中成型立辊的工作阻力的来源和形成。
Research and experiment with changeable universal roll method for the axes of vertical rollers of H beam mill;
H型钢立辊轴心可变式万能轧制法的实验研究
The peeling on vertical rollers of second stand quenched by high frequency equipment was observed during service due to stress concentration.
针对经高频淬火处理的异型焊管轧辊第二架立辊的孔型部位在使用中因发生浅层剥落的问题,利用新型太阳能加热装置对立辊孔型面淬火,结果表明,淬火后孔型面硬度很高,而且硬度分布均匀,消除了立辊的浅层剥落现象,提高了立辊的使用寿命,达到节能环保,降低异型焊管的生产成本的目的。
The rolling effects of horizontal and edger rolls were both taken into account during load distribution,and iterative computations were done alternately along the width and thickness of work piece by virtue of the equal load function to optimize the rolling schedule step by step.
分配时兼顾水平辊和立辊轧制的影响,在宽度和厚度两个方向进行等负荷函数的交替迭代计算,逐步优化规程,并在外层迭代中设置了机组轧制负荷超限情况下的道次数自动修正。
A series of flexible U sections,changed in its sections,was separately simulated and analyzed by edger roll forming and flat roll forming.
本文对变截面辊弯成型仿真采用轧辊轴向加工技术(代替法向加工技术),对角度连续变化的变截面U型材分别进行立辊加工和平辊加工成型模拟分析。
This paper introduces horizontal shaft of vertical mill is changed into statically indeterminate beam supported by three points used of virtual constraint in the reforming process of RE1 vertical mill transmission device of 500mm hot strip mill production line in Laiwu iron and steel general works,thus the strength,rigidity and transmission stability of this mill are increased.
文章介绍了莱钢轧钢厂在５００ｍｍ热带生产线的ＲＥ１立辊轧机传动部分的改造中，利用虚约束，使立辊轧机的水平轴变成三点支承的超静定梁，从而提高了轧机的强度，刚度及传动稳定
According to the testing parameters of a 4200 vertical mill and by using the numerical calculation combined with theoretical analysis,this paper proposes a nonlinear vibration model with four degrees of freedom for the main transmission system of the vertical medium plate mill.
根据4200立辊轧机的实测参数,采用理论分析和数值计算相结合的方法建立了中厚板立辊轧机主传动系统的4自由度非线性振动模型,通过对该模型的简化求解,得到系统线性振动下的全部响应。
In order to analyze the effect of deviation of vertical roller on head deformation zone of H-Beam and force parameters,the deviation of vertical roller at early contact with rolling pieces was gained through geometrical space relation of deformation zone of flange and web.
利用有限元方法建立了立辊偏移前后H型钢轧制的有限元模型,研究了立辊轴线偏移时H型钢头部位移场和力能参数的变化规律。
Based on physical simulation of edge rolling process in Trimming-Free Plate rolling method,the effection of V rolling and chamfer rolling on the plate profile is analyzed.
基于中厚板无切边轧制法中立轧轧边变形的物理模拟,分析了平辊立轧与倒棱轧制对中厚板断面形状的影响。
Based on physical simulation of edge rolling process,the article analyzed the effection of V rolling and chamfer rolling on the plate profile.
基于中厚板在立轧轧边后板坯变形的物理模拟,分析了平辊立轧与倒棱轧制对中厚板断面形状的影响。
vertical roll entablature
(板坯初轧机的)立辊横梁
Effects of the Type of the Snapping Rolls of Vertical Corn Harvester on Harvesting Performance
立辊型玉米收获机摘穗辊辊型对工作性能的影响
Brief Introduction of An Edging Roll Latching Device on Vertical Edger
一种立辊轧机工作辊锁紧装置的应用实践
Optimization Design and Application of Vertical Roll Shape in Hot Rolled Strip Rough Mill
热轧带钢粗轧立辊辊形改进设计与应用
1580mm Hot rolling short stroke control
1580mm热轧带钢立辊轧机的短行程控制
Analysis and Research on Working Resistance of Vertical Roll in Welded Pipe Mill
焊管机组立辊工作阻力的分析与研究
FEM Analysis of the Four-Row Tapered Roller Bearing of Vertical Miller;
立辊轧机四列圆锥滚子轴承有限元分析
Optimization and Improvement of AWC in Hot Strip Mill
2250热轧立辊轧机AWC功能改进和控制优化
IMPROVEMENT OF AWC HYDRAULIC CONTROL SYSTEM OF 2250mm HOT-CONTINUOUS-ROLLING EDGING MILL
2250mm热连轧立辊轧机AWC液压控制系统的改进
Non-linear twist vibration of main transmission system of vertical rolling mill
立辊轧机主传动系统的扭振非线性分析
L2 Parameter Optimization of Short Stroke Control for Rough Rolling Edger on Hot Strip Mill
热连轧粗轧立辊短行程控制二级参数优化
Influence of Edger Roll Shape on Corner Metal Flow
立辊形状对边角部金属流动的影响规律
Research on Simulation of Shape and Width Control of Steel Plate by Edger Roll
立辊调宽控制钢板平面形状控制的模拟研究
Study and Application of the Edge Rolling Process in Hot Rolling
热带钢粗轧立辊调宽轧制过程变形研究及应用
Nonlinear Twist Vibration of Main Transmission System of Vertical Medium Plate Mill
中厚板立辊轧机主传动系统的非线性扭振
EXPERIMENTAL RESEARCH OF VERTICAL ROLLER CONE ANGLE AND MATHEMATIC MODELINGIN IN THE X-H ROLLING METHOD;
X—H轧制法立辊锥角的实验研究和控制数学模型的建立
Analysis of Flow Field in Vertical Roller Mill Chamber Based on RSM
基于RSM的立式辊磨磨腔流态模拟分析
Research on the 3-D Two-Phase Turbulent Flow Field in the Chamber of Vertical Roller Mill
立式辊磨磨腔内部三维两相湍流分析