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本实用新型属于硅钢技术领域,具体的说是一种硅钢前处理高液回流装置,包括机体;所述机体的侧端固接有一号导管;所述一号导管上安装有二号导管;所述机体的顶端固接有连接管;所述连接管上安装有入泡管;所述二号导管的内侧壁固接有电机;所述电机的输出端固接有扇叶;所述二号导管的顶端内侧壁固接有定位板;所述定位板的侧端转动连接有旋转叶轮;所述二号导管的底端固接有排泡管;通过一号导管和二号导管的配合可以把溢出的泡沫进行导向,通过扇叶和旋转叶轮的配合可以使泡沫快速流动,再通过排泡管排出进入机体的内部,可以使泡沫循环使用,避免泡沫的溢流造成环境的污染及碱液的浪费。
2021-12-08 172 6.8

为探究铬、锰元素及退火温度对高强无取向硅钢性能的影响规律,借助OM、SEM、EBSD与万能拉伸试验机等分析不同制造工艺下3组不同含量铬、锰元素的无取向硅钢热轧、常化及退火处理后组织与性能。结果表明,试验钢热轧后组织不均匀,心部为沿轧向分布纤维状组织,边部为少量再结晶晶粒,常化处理能显著改善热轧板组织均匀性,消除热轧板中心部位的纤维状组织。经冷轧及退火后得到多边形铁素体晶粒,其中960℃退火,晶粒尺寸偏大,有利织构{100}组分体积分数减少,不利织构{111}组分体积分数增加,成分为0.2Mn-1Cr的1号试验钢960℃退火后铁损最大,磁感强度偏小;成分为0.5Mn-1Cr的2号试验钢930℃退火后,磁性能与强度等综合性能最佳,工频铁损P1.5/50为2.41W/kg,高频铁损P1.0/400为17.36W/kg,磁感应强度B5 000为1.638T,抗拉强度为685MPa。 In order to study the effect of Cr,Mn and annealing temperature on the properties of high-strength non-oriented silicon steel,the microstructure and properties of three groups of non-oriented silicon steel with different Cr,Mn content under different manufacturing processes were analyzed by means of OM,SEM,EBSD and universal tensile tester.The results show that the structure of experimental steel is not uniform after hot rolling,and the core is distributed in fibrous structure along the rolling ... 
2020-05-28 172 5.8

取向硅钢常化工序主要采用现场实测带钢温度的方式测定冷却速率,并通过稳定冷却水温、调整冷却水量及喷梁运行数量等方式保证合理的冷却速率,给常化工艺设计和生产带来诸多不便。通过对常化工艺水冷过程带钢的传热分析求解,在建立带钢水冷温度模型的基础上,研究了不同冷却工艺参数对带钢温度及冷却速率的影响规律以及冷却工艺的交互作用结果。结果表明:模型计算结果能够较好地反映取向硅钢在常化水冷过程中的温度及冷却速率的变化,其计算误差为0.80%~4.11%;在特定取向硅钢厚度规格和常化工艺下,随着常化冷却水量及有效冷却长度的增加,带钢水冷温度及冷却速率与呈非线性变化;常化水冷工艺主要通过调控带钢与冷却水之间热交换量和交换时间实现对带钢温度的控制,实际生产中需综合考虑机组速度、冷却水量及有效冷却长度之间的交互作用,选定喷梁投入数量和冷却水量以获得稳定的冷却速率。 The cooling rate of normalization process mainly determined by measuring the grain oriented silicon steel strip temperature on site, and ensures the cooling rate by stabilizing the cooling water temperature, adjusting the cooling water volume and the operation quantity of spray beam, which brings inconvenience to the normalization process design and production. Based on the heat transfer of strip in the water cooling section of normalization process, the water cooling temperature model for the n... 
2022-01-28 172 5.8

本发明涉及一种冷轧硅钢厚度缺陷识别方法、装置及系统,本发明的方法包括如下步骤:采集带钢设定厚度及其实际测量厚度并保存;将带钢实际测量厚度与带钢设定厚度相减得到实时厚度差;根据实时厚度差计算厚度缺陷评分;根据评分结果,确定带钢在厚度这一指标的缺陷等级。本发明评估过程考虑了厚度波动情况,并进行量化,能成功识别冷轧硅钢的厚度缺陷,设别准确性较高,提高了冷轧硅钢生产水平,为冷轧硅钢质量控制提供依据。
2021-10-26 172 6.8

取向硅钢热轧板中织构梯度对发展完善的二次再结晶十分关键,通过添加铜可以显著降低取向硅钢板坯加热温度,从而影响热轧板织构分布。利用X射线衍射仪,分析了实验室模拟薄板坯连铸连轧(TSCR)工艺的3种不同铜含量的取向硅钢热轧板织构。结果表明:不同铜含量热轧板表面到厚度1/4处均为弱的热轧织构,热轧板心部主要为{100}面织构;铜含量约在0.4%时,热轧板次表层的{110}<001>织构比例最高,而热轧板心部的{100}<110>织构比例最低;铜含量对热轧织构中{114}<110>和{001}<100>织构发展有显著影响。 The texture gradient in hot rolled grain oriented silicon steel strip is one of the essential factors to achieve a perfect secondary recrystallization.The addition of copper can significantly reduce the slab reheating temperature of grain oriented silicon steel,so as to impact the texture distribution in the hot rolled strip.The texture of hot rolled grain oriented silicon steel strip as-rolled by thin slab casting and rolling process(TSCR) in laboratory with three different copper contents was ... 
2011-01-28 172 5.8

本实用新型公开了一种硅钢片焊接模具,包括底座,底座上均匀排布有多条滑槽,每条滑槽内连接有一根垂直设置的定位杆,定位杆底部穿过底座连接一气缸,气缸连接在底座底部。本实用新型结构设计合理巧妙,移动不同位置的定位杆,将定位杆与硅钢片贴合,不同滑槽内的定位杆之间相互错位,并利用气缸将硅钢片定位,这种结构不可以适用于各种形状的硅钢片,使用方便快捷。
2020-12-28 172 6.8

本发明揭示了一种无取向硅钢及其生产方法。所述生产方法包括:按照Si0.8~1.1%、Mn0.2~0.4%、不添加Sn和Sb进行炼钢,并制坯;将铸坯加热到1060~1120℃并保温150min以上,而后轧成厚度40~45mm的中间坯,再经精轧、卷取得到厚度为3.00±0.25mm的热轧卷板,精轧开轧温度≤872℃+1000*(11*[Si]‑14*[Mn]+21*[Al]);精轧终轧温度≤820℃,卷取温度≤560℃;常化、酸连轧,得到厚度为0.500±0.005mm的冷硬卷,常化温度850~900℃;成品退火温度820~880℃,退火后经冷却、涂层和精整,得到无取向硅钢。
2021-06-17 172 6.8

采用取向分布函数分析了无取向电工钢不同再结晶退火温度下的织构变化及织构对磁感应强度和铁损的影响,并计算了无取向电工钢的磁晶各向异性能。结果表明,随着实验钢的再结晶退火温度升高,Goss织构和立方织构组分显著增强,而{111}面织构强度却减弱。较高的退火温度有利于减小织构因子,提高磁感应强度。磁晶各向异性能计算结果显示,随着再结晶退火温度升高,无取向电工钢板的磁晶各向异性能降低。 The recrystallization texture and the relationship of texture to magnetic induction intensity and core loss of a non-oriented electrical steel were investigated by orientation distribution function analysis. The magnetic anisotropy energy of the steel was calculated also. The results show that,the intensity of Goss texture and cubic texture increases,but the intensity of { 111} texture decreases with increasing recrystallization annealing temperatures of the steel. The higher annealing temperatu... 
2014-02-28 171 5.8

选取了三种50W 800无取向电工钢,分析了化学成分、晶粒尺寸、织构、以及200℃时效处理48 h前后的磁性能和第二相粒子析出状态的变化。结果表明,钢板中第二相粒子的分布密度对钢板铁损有最重要的影响。降低钢中C、N元素含量,或改进钢板热加工参数以降低成品钢板中第二相粒子形成元素的过饱和度均有利于明显降低钢板磁时效过程中的铁损增幅。钢板中对磁性能有利的织构也有利于降低钢板铁损的时效幅度。 The evolution of chemical composition,grain size,texture,as well as magnetic property after aging treatment at 200 ℃ for 48 h and distribution of second phase particles precipitation in three selected 50W800 non-oriented electrical steels were analyzed.The results show that the distribution density of second phase particles has great influence on core loss.Reducing C and N content,or improving hot-working parameters to reduce the supersaturation of elements forming second phase particles in prod... 
2011-08-28 171 5.8

采用铸坯低倍组织检验和化学分析的方法,研究板坯连铸机二冷区电磁搅拌器电流和频率参数对无取向电工钢XG800WR板坯中心偏析和等轴晶率的影响,结果表明:铸坯等轴晶率随着搅拌器电流强度和电流频率的增大而增加。采用二冷区电磁搅拌可减小中心易偏析元素S的偏析,试验得出:减小铸坯S偏析效果最好的电磁搅拌参数为电流380~400A,频率6Hz。 The effect of electromagnetic stirring current and frequency parameter at secondary cooling area on the central segregation and equiaxed crystal ratio of XG800WR non - oriented electrical steels slab was investigated through the methods of chemical and macrostructure analysis.The results shows that the rate of equiaxed crystal zone is going up with increasing of current intensity and current frequency.Electromagnetic stirring in the secondary cooling area can be easily reduced segregation caused... 
2011-01-28 171 5.8

本实用新型涉及一种取向硅钢氧化镁线涂层装置,尤其涉及一种取向硅钢氧化镁涂层线用冷涂辊,具有涂层辊本体及包覆在涂层辊本体外层的橡胶涂层;涂层辊本体内部为空腔结构,空腔结构内通有循环冷冻液。本实用新型涂层辊内部设计成空腔结构,并通过循环冷冻液对涂层辊进行冷却降温,既可以达到通过涂层辊对氧化镁进行降温的目的,从而满足工艺要求,防止质量缺陷的产生,还可延缓涂层辊因反复摩擦生热造成橡胶层老化,从而延缓涂层辊使用寿命。
2021-12-18 171 6.8

从取向硅钢生产路线的选择、工艺技术的改进和生产设备的改造三方面进行了生产取向硅钢的节能降耗技术改造.通过完善多元抑制剂配方生产低温取向硅钢,通过加抛丸的酸洗、带面超声波清洗、改进连续退火炉以及余热循环利用等技术改造,使2012年取向硅钢的产量与未进行技术改造前的2009年相比提高了2.5倍,产品磁性上升了一个半牌号,能耗下降了8.9%,成材率提高了6.4%,生产成本下降了22%,综合效益显著. Energy saving technological transformation was carried out in the production of grain oriented silicon steel from three aspects of the oriented silicon steel production process route selection,technology improvement and equipment renovation.Through the improvement of multiple inhibitor formulations for producing low-temperature grain-oriented silicon steel,and by adding the blasting pickling,the belt surface ultrasonic cleaning,improvement of continuous annealing furnace,waste heat recycling tec... 
2013-02-28 171 5.8

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