涟钢CSP工作辊发生剥落的主要原因是板坯温度不均、轧辊冷却温度不均和轧制事故。
The main reasons of CSP work roll flaking in Lianyuan Steel are the uneven slab temperature, uneven roll cooling temperature and the rolling accident.
轧辊热凸度直接影响着热轧带钢的板形质量,而轧辊冷却水系统和轧制计划都与轧辊热凸度有着密切的关系。
The thermal crown of work roll affects the quality of hot strip directly. Work roll cooling system and rolling schedule are all related with the thermal crown of work roll.
在轧机发生事故时,应快速打开轧辊间隔,关掉冷却水,去掉辊身上卷曲的带钢。
In the event of a stall, immediately open the roll gap and turn off the cooling water.
带钢温度模型用于计算轧制带钢时带钢温度增量(由轧辊的变形引起的带钢温度增量)和轧制后的带钢冷却温度。
The strip temperature model calculates the temperature increment caused by roll deformation and the strip's cooling temperature after it is being rolled.
指出,铸轧辊的热装质量、冷却效果、研磨精度、铸轧参数选择及其搭配是影响厚差及板凸度的因素。
It is pointed out that main factors affecting profile are casting roll's shrinkage fit quality, cooling efficient, grinding accuracy, casting and rolling parameters 'choice and matching.
该球化剂应用于高炉冷却壁,轧辊等关键球铁件上可提高抗拉强度和伸长率。
The properties of cores in the casts are enhanced when using this nodulizer in the key ductile iron casts, such as cooling wall of blast furnace and roller.
工作辊与冷却液之间对流换热系数的确定是轧辊温度场分析的难点。
It is usually difficulty to obtain film coefficients between the working roll and the coolant fluid as we solve the temperature field of the roll.
该球化剂应用于高炉冷却壁、轧辊等铸件上,可提高其心部力学性能。
The mechanical properties of core in the castings such as the cooling wall of blast furnace and the rolls are enhanced by using this nodulizer.
介绍了钢管张力减径机上所使用的硬质合金轧辊的材料、结构、孔型的加工和安装及冷却。
Materials, structure, roll pass machining, installation and cooling of cemented carbide roll rings in stretch reducing mill are introduced.
研究了淬火温度、淬火冷却方式和回火温度对高铬铸铁轧辊组织和性能的影响。
The influences of quenching temperature, cooling pattern and temper temperature on the structures and properties of high chromium cast iron roll were investigated.
本发明可用于冶金领域的各种轧辊,对异形轧辊的冷却效果尤佳。
The invention can be used for various rollers in the metallurgy field and has excellent cooling effect on anomalous roller.
运用模拟试验方法,探讨了铸轧辊内冷水槽结构型式、冷却水流参数、在冷却水槽内设置扰流元件对铸轧辊强化内冷冷却效果的影响规律。
The effects of the structural shapes of inner cooling slots, flowing parameters of inner cooling fluid on the inner cooling of the roller were studied with simulating experiment.
经过适当的输入变换和动态解耦,结合轧辊的热传输特性,最后获得了简单、实用的轧辊局部冷却控制模型。
By proper transforming of the system input and dynamic decoupling, a simple and useful model for partial cooling control has been obtained on the basis of the thermal transfer characteristic of rolls.
对造成轧辊烧轴承的原因进行了分析,结果表明:轧辊烧轴承主要与轧辊送进角的变化,冷却水的水量、水压及水管位置,轧辊架变形情况等有关。
Result showed that main reasons on ablation of roll bearing were transformation of forward Angle, flow value of cool water, water pressure, water pipe position, and deformation of roll-shell et al.
热轧机的轧辊也需用冷却水来保持轧辊的外形和延长它的使用寿命。
Water is also used as a coolant for rolling - mill roll to maintain their contour and lengthen their service life.
轧辊硬度落差大、小则直接影响其耐磨性和耐用性。对制造方法与冷却条件的关系、冷却条件与硬度落差的关系、制造方法与轧辊耐磨性的关系进行了分析。
The relationships between manufacture process and cooling condition, between cooling condition and hardness drop, between manufacture process and wear resistance of the roller was analyzed.
在板坯轧制过程中,由于某些因素的影响,使板坯在粗轧阶段的工艺参数发生变化,如冷却不均匀,使板坯两侧存在温度差、板坯具有楔形及在咬入过程中偏离轧辊中心线等,都会使板坯产生侧弯现象。
In bar rolling process, the technical conditions of roughing may change and make camber occurred, for example, different temperature at both bar side, bar wedge and off-center in biting.
在板坯轧制过程中,由于某些因素的影响,使板坯在粗轧阶段的工艺参数发生变化,如冷却不均匀,使板坯两侧存在温度差、板坯具有楔形及在咬入过程中偏离轧辊中心线等,都会使板坯产生侧弯现象。
In bar rolling process, the technical conditions of roughing may change and make camber occurred, for example, different temperature at both bar side, bar wedge and off-center in biting.
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