硅钢资料

本发明公开了一种硅钢片宽度偏差检测装置及其检测方法，属于硅钢片检测领域。一种硅钢片宽度偏差检测装置，包括检测装置上的第一输送机体，还包括：多个均匀分布的隔板，均固定安装在第一输送机体的皮带表面；开槽，设置在所述第一输送机体的侧壁；装置盒，通过上下滑动机构与所述第一输送机体连接，其中，所述装置盒内通过顶紧机构滑动安装有滚轮；第一支架，固定安装在第一输送机体的侧壁；装置板，通过转轴转动连接在第一支架的侧壁，所述转轴位于装置板的侧壁中部，所述装置板两端设有自动推料机构；本发明中的硅钢片宽度偏差检测装置不仅可以更高精度的检测硅钢片的宽度，并且还能将不达标的硅钢片自动筛选出来，使用更加的方便。

根据本发明的一个实施例的取向电工钢板用退火隔离剂组合物，其包含复合金属氧化物，复合金属氧化物包含Mg和金属M，金属M是Be、Ca、Ba、Sr、Sn、Mn、Fe、Co、Ni、Cu和Zn中的一种以上。

利用OM、EBSD等手段研究了热轧板两段式正火时在700℃保温不同时间(0、10、30、60 min)对含Sb冷轧无取向电工钢磁性能的影响。结果表明,700℃保温10 min处理的样品铁损最小,磁感最高。对成品板的组织分析结果表明,试样的晶粒尺寸随700℃保温时间的延长先增大后减小,保温10 min时晶粒尺寸达到最大;分析成品试样织构发现,有利织构组分随700℃保温时间的延长先增加后减少,保温10 min时有利织构组分所占百分比最高。因此,含Sb冷轧无取向电工钢两段式正火时在700℃保温10 min时磁性能最好。 Effect of two-stage normalization on magnetic property of non-oriented electrical steel containing antimony was investigated by using optical microscope(OM) and electron back-scattered diffraction technology(EBSD).The experimental results show that the iron loss and magnetic permeability of the specimen insulated at 700 ℃ for 10 min are lowest and highest respectively.The grain size of the finish specimens increases first and then decreases with the increase of holding time.Similarly,the advanta... 

无氧化炉具有加热效率高、投资与运营成本低、作业率高、表面质量及板型良好、NOx排放相对低等优势,在硅钢热处理领域应用前景广泛。本文阐述了确定无氧化炉(NOF)加热能力详细过程,涵盖炉温、炉断面尺寸、炉长、热平衡结算、加热能力计算等,为今后无氧化炉(NOF)在硅钢热处理应用时的设计提供了借鉴,同时也为今后明火直接加热的工业炉设计提供了参考。 Non-oxidation furnace has the advantage s of high heating efficiency, low investment and operation cost, high operation rate, good surface quality and plate shape, and relatively low NOxemission,and it still has wide application prospect in the field of silicon steel heat treatment. The detailed process of determining the heating capacity of a non-oxidizing furnace(NOF) is described, covering furnace temperature, furnace section size, furnace length, heat balance settlement, heating capacity cal... 

基于BOF→RH→CSP生产工艺,研究了RH精炼过程钢中夹杂物类型演变及MgO·Al2O3夹杂物形成规律,同时对MgO·Al2O3夹杂物的形成条件进行了热力学计算,借助CFD数值模拟软件研究了RH精炼过程卷渣行为。研究发现,RH精炼过程20和30 min时,w([MgO])/w([Al2O3])为0.005~0.020,未发现MgO·Al2O3夹杂物;RH出站后夹杂物w([MgO])/w([Al2O3])为0.3~0.5,且RH精炼结束后MgO·Al2O3夹杂物占夹杂物总量的58.4%;另外,RH精炼过程钢液表面速度CFD模拟结果为0.57 m/s,大于临界卷渣速度0.45 m/s,且顶渣成分与夹杂物成分相近,存在卷渣现象。热力学计算表明,钢液与炉渣平衡时钢中w([Al])为0.31%~0.37%,w([Mg])为0.00024%~0.00028%,在MgO·Al2O3生成区域之内。减少RH处理过程卷渣,浇铸过程下渣及控制顶渣和包衬相中MgO质量分数可抑制MgO·Al2O3夹杂物形成。 Based on the practical production of non-oriented silicon steel, the evolution of inclusion type and the formation of MgO·Al2O3inclusion were analyzed in the process of BOF→RH→CSP. The thermodynamic conditions for forming MgO·Al2O3inclusion were discussed and the behavior of slag entrapment of molten steel was also simulated by CFD software during RH refining. The results showed that the value of w([MgO])/w([Al2O3]) was in the range of 0.005-0.020 and no MgO · Al2O3 inclusion was observed at 20 ... 

借助光学显微镜、扫描电镜、交流磁性能测量仪和万能拉伸试验机研究了0.3 mm厚高强无取向电工钢冷轧板在780、820、860和900℃退火保温2 min后的组织、织构和性能。结果表明:在退火温度范围内,试验钢均发生了完全再结晶,得到等轴状的铁素体晶粒;随着退火温度的升高,平均晶粒尺寸从9.2μm增长到41.3μm,工频铁损和400 Hz高频铁损均先大幅减小后趋于平缓,磁感应强度先升高后降低。在820℃退火时,铁损P_1.5/50=5.51 W/kg,P_1.0/400=33.22 W/kg均处于较低值,磁感应强度B₅₀₀₀最大,为1.649 T。试验钢的屈服强度和抗拉强度均随退火温度的升高而降低,780℃退火时屈服强度为496 MPa, 900℃退火时降低至407 MPa。综合磁性能和力学性能考虑,试验钢的最佳退火温度是820℃。 Microstructure, texture and properties of 0.3 mm thick high strength non-oriented electrical steel cold rolled sheet annealed at 780 ℃, 820 ℃, 860 ℃ and 900 ℃ for 2 min were studied by means of optical microscope, scanning electron microscopy, AC magnetic property tester and universal tensile testing machine. The results show that in the annealing temperature range, complete recrystallization of the experimental steel occurs and equiaxed ferrite grains are obtained. With the increase of annealin... 

本申请提供了一种快速判断取向硅钢常化板冷轧脆性的方法，属于取向硅钢材料技术领域，包括常化机组尾部卷取时随机取样，每卷分别在板中间和两侧碎边边丝进行取样，均沿轧向取样，在试样温度为常温条件下，对碎边边丝进行弯曲测试，并记录每条碎边边丝式样的弯曲次数，统计对应取样的钢卷在冷轧工序的脆断情况，将弯曲实验结果与冷轧脆断情况进行对应统计分析，根据常化板边部的试样弯曲次数是否大于或者等于1次，若否，则判定冷轧脆断。通过检测不同常化工艺条件下常化板的反弯次数，再验证不同弯曲次数前提下的冷轧可轧性，找出弯曲次数与可轧性的对应关系，从而确定常化板的最小反弯次数，以此对冷轧脆性进行判定。

冷轧无取向硅钢是高技术含量、高附加值产品,工艺复杂,生产周期长,过程控制难度大,被誉为钢铁产品中的\"工艺品\"。热轧生产工艺又是无取向硅钢生产的重中之重,直接决定了硅钢的铁损和电磁性等多项指标。 Cold rolled non-oriented silicon steel is high technology content 、high added value product. Its process is complex, its production cycle is of length, and its process control is difficult, which is known as the iron and steel products \" Arts and crafts\". Hot rolling production process is the top priority of non-oriented silicon steel, which directly determines iron loss of the silicon steel and electromagnetic property,as well as other many index. 

研究了冷轧大压下量,950℃退火时间对一种新型含铜无取向电工钢晶粒度和织构的影响。结果表明,大压下量冷轧,随压下量的增加,退火晶粒向γ线聚集,形成强{111}<112>织构。提高冷轧压下率,退火织构{111}<100>,{110}<001>强度减弱,增加退火时间,退火织构{111}<110>,{100}<001>,{110}<001>强度变弱。采用87.5%冷轧压下率和950℃退火60 s,有利织构{100},{110}占有率最大。 The effect of annealing(950 ℃) time with high cold rolling reduction on grain size and texture of a new non-oriented electrical steel containing copper was investigated.The results show that for high cold rolling reduction,most annealed grains are oriented along γ-fibre with increasing cold rolling reduction ratio and strong texture {111}<112> is formed.With increasing the cold rolling reduction ratio,the intensity of annealed texture {111}<110>,{011}<100> decreases.With increa... 

通过对3%Si CGO硅钢进行恒变形速率、不同变形温度下的单道次压缩实验,结合Thermal-Calc软件,金相分析,SEM及EBSD技术,研究了取向硅钢热变形过程中组织和微观织构的变化规律。结果表明:实验钢是在双相区变形,变形后组织主要是铁素体和少量的珠光体。随变形温度的升高,晶粒由长条状变为等轴状,尺寸逐渐变大;CGO硅钢在热变形过程中立方{100}<001>取向是较为稳定存在的。随着变形温度的提高,{111}<110>等取向逐渐转向{110}<1 10>取向,且{110}<1 10>取向逐渐变得锋锐。 3% Si CGO silicon steel was studied at constant strain rate and different deformation temperatures by single-pass compression deformation experiments to reveal the evolution of microstructure and texture during thermal deformation in oriented silicon steel,and the Thermal-Calc software,metallurgical,SEM and EBSD technique was used in the experiment. The results show that experimental steel is deformed at the temperatures of two-phase zone. The microstructure of the deformed steel consists of fer... 

本实用新型公开了一种高磁感取向硅钢加工用拉伸装置，涉及硅钢加工技术领域，包括安装架，所述安装架的后端安装有两个驱动电机，两个所述驱动电机的输出端均连接有下输送辊，所述下输送辊的左侧设置有下调节辊，所述下调节辊和下输送辊的末端均固定有限位圈，所述下输送辊的上方设置有上输送辊，所述上输送辊的左侧设置有上调节辊，所述上调节辊和下调节辊的内部均设置有连接杆，所述连接杆的外表面设置有卡块。该高磁感取向硅钢加工用拉伸装置通过设置的驱动电机，能够带动下输送辊转动，从而对工件进行输送，通过设置的连接杆和卡块，使得下输送辊转动时能够带动下调节辊转动，提高工件的输送效率。

本实用新型涉及变压器铁芯装配技术领域，具体公开了一种硅钢片铁芯的装配工装，包括底座、对称设于底座上的两个承压条以及快速装夹机构；所述快速装夹机构包括设于两个承压条一侧的安装框架、安装于安装框架两侧的侧挡板、紧固组件以及将安装框架和承压条之间定位的卡接组件；所述卡接组件包括安装于安装框架一侧的定位块、以及开设于承压条一侧的定位槽，所述定位块的内部开设有安装槽，本实用新型通过快速装夹机构能够实现安装框架的快速定位，从而便于安装框架的安装，有效的提高了安装框架的拆装效率，有助于硅钢片铁芯的快速装配，可提高硅钢片铁芯的装配效率，增加硅钢片铁芯的生产效益。