大型支承辊在放置时自然断裂。
Heavy back-up roll fractures spontaneously when it is placed.
解决了支承辊的使用问题。
详细介绍了中厚板轧机支承辊的研制过程。
The development process for back roll in heavy and medium plate mill has been introduced in detail.
注意工作辊支承辊的之间的配合和轮廓的设计。
Pay attention to correct alignment and profiles of work and back up rolls.
另外，在换辊时这个阀用来提升或降低上支承辊。
In addition, this valve is used to raise and lower the top BUR at the time of a roll change.
简单介绍了厚板轧机支承辊的特点以及制造难点。
The characteristics and the manufacturing difficulty of the backup rolls for the heavy plate mill have been described in this article.
为了使止推块自动进出必须控制上支承辊的下降位置。
It is required for the position-controlled lowering of the BUR so that the thrust blocks can be automatically move in and -out.
本文介绍了用局部不接触法修复轧机支承辊表面裂纹的方法。
This article recommends a local noncontact method to remedy the surface crack on the backup roll of the hot rolling mill.
又对实际支承辊辊型条件下冷矫辊系承载能力进行了有限元分析。
The FEM analyze is done for the load bearing capacity of roll set of cold leveling machine under the condition of the practice roll shape of backup roll.
第六章论述大型轧机支承辊辊系微尺度行为和油膜轴承承载特性。
The sixth chapter is of micro-dimensional behavior analiysis of large-scale rolling mill back-up roll system and load characteristic of its oil film bearing.
四辊轧机工作辊轴承及支承辊止推轴承失效的主要原因是轴向力过大。
The axial overload is the main factor which causes work roll bearings and back up thrust bearings of four high mill invalid.
介绍一种可在地面上操作即可摘钩的冷轧机支承辊换辊自动撞钩装置。
The article introduces a modified automatic hooking device for cold plate mills with which the hooking operation can be preformed on the ground.
本发明轴向锁紧装置与支承辊连接并安装在牌坊上部和下部的操作侧上；
In the invention, an axial locking device and supporting rollers are connected and installed at the operation sides of the upper part and the lower part of a housing;
简述鞍钢冷轧厂四机架冷连轧机采用双阶梯支承辊的试验及取得的良好成果。
The test of double stepped backup rolls on 4 stand tandem cold strip mill at Anshan Iron and Steel (Group)Co. and the good results obtained are introduced.
将支承辊改为整体轴承单元，从而大大提高了支承辊的使用寿命，取得了明显的经济效益。
Both the life span of backup roll and its economic benefit are greatly increased by transforming the backup roll into integral bearing unit.
论述了采用双阶梯支承辊的必要性。提出了接触长度、阶梯深度及工作辊凸度的计算方法。
The paper discusses the necessity of applying double stepped backup rolls, and describes the methods for calculating the contact length and stepped depth and work roll crown.
四辊轧机工作辊轴承和支承辊止推轴承失效的主要原因是它们在工作中所受的轴向载荷过大。
The axial overload is the main factor which causes work roll bearings and back-up thrust bearings of four-high mill invalid.
利用热处理温度场的计算机模拟软件计算出大型锻钢支承辊锻件差温加热及冷却时的温度场。
The temperature field of a large forged back-up roll during differential heating and cooling was simulated with a computer based finite element method.
支承辊轧辊是利用一对或一组轧辊滚动时产生的压力来轧碾钢材，使金属产生塑性变形的工具。
The pressure which the support roll roller is uses pair or a group of roller rolls when produces to come the millstone steel products, causes the metal to produce the plastic deformation tool.
又按照支承辊的实际使用寿命，制定了支承辊换辊制度，并编制了支承辊使用与维护管理数据库。
They have also worked out, according to the rou's actual life, back up roll change regulation and compiled a data bank for back up roll service and maintenance.
通过对提供的典型规格产品进行辊型优化设计计算，确定每一架轧机工作辊和支承辊的辊型参数。
Roll shape parameters of every working rolls and backup rolls were specified through the optimization design calculation of the typical productions.
以某中板厂生产条件和数据为基础，讨论了变接触长度支承辊辊间接触压力相等时的轧辊变形情况。
Based on production conditions and data, this article discusses the varying contact length back-up roll deformation under the condition of equal contact pressure between rolls.
必须有效控制支承辊两侧轴承座的间距、保持密封件唇口良好接触状态及采用性能、尺寸合格的备件。
To control the clearance between both sides of bearing chuck in back-up roll, keep sealing tips in a good touching state and use correct spare parts both in function and dimension.
2009年，安钢第二轧钢厂频繁出现支承辊油膜轴承进水和漏油事故，严重制约了轧机的正常生产。
In 2009, water ingress and oil leakage accidents frequently occurred on the backup oil film bearing in no. 2 Rolling Plant of Angang, which severely restricted the normal production of the mill.
本文以现场实际经验为基础，着重介绍了炉卷中厚板轧机支承辊的常见故障诊断、维护以及检测等技术。
The failure diagnosis, maintenance and detection of steckel mill BUR are introduced based on practice in the paper.
结果表明，辊身心部较高的内应力和在带状碳化物中存在严重的网状碳化物是造成大型支承辊置裂的主要原因。
The results showed that the higher internal stress and serious carbide network in the banded carbide in the inner roll body were the main causes of heavy back-up roll stationary cracking.
辊套(1)的热处理性能好，硬度均匀，硬度梯度从表面层向芯部下降梯度小。因此镶套支承辊的使用寿命长。
High heat treatment performance of roller sleeve (1), uniform hardness, reasonable hardness gradient, thus ensure the long service life of inlaid backup roller.
同时，设在上下支承辊装置侧面或机架上的压紧缸、腰块上的移动缸可实现轧辊轴承座与机架间的无间隙轧制。
In addition, using the hold down cylinder, the waist block and the shift cylinder can realize gap-less rolling.
主要介绍了20辊森吉米尔轧机的辊系结构，并对其工作辊、中间辊以及支承辊的分布和调整进行了具体的剖析。
This paper mainly analyses roll system structure of Sendzmir Mill with 20 Rolls, and also introduces the distribution and adjustment of working rolls, intermediate rolls and supporting rolls.
对连轧机精轧支承辊大面积剥落的原因进行了深入的分析，结果表明，轧辊内部的缩孔、气泡及热处理不当是造成轧辊表面剥落的主要原因。
It has been analysed the causes for the heavy surface spalling of back-up roll for a finishing mill. The result shows that the main causes are gas hole, shrinkage and bad heat treatment.
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