硅钢资料

借助电子背散射衍射(EBSD)及ZEISS-200MAT金相显微镜对某钢厂普通取向硅钢(CGO)进行研究,研究结果表明:热轧板组织、织构沿板厚方向存在明显的不均匀性,在热轧板表层及次表层发生再结晶,同时存在强度较高的Goss织构,中心层存在较强的{001}<110>变形织构。冷轧组织均呈纤维状条带组织,一次冷轧后,热轧板中的Goss织构消失,织构主要为α、γ织构,经中间脱碳退火后,α、γ织构强度减弱,并出现一定强度的Goss织构和利于Goss织构发展的{554}<225>、{332}<113>等织构,经二次冷轧后,二次冷轧织构类型与一次冷轧织构一致,但织构强度不同。 The grain-oriented silicon steel produced by a steel factory was investigated by EBSD and ZEISS-200 MAT metallographic microscope.The results show that the textures and microstructures along thickness of hot rolled slab are inhomogeneous.The surface layer and the layer near that are recrystallized structure which has a high Goss texture,but there is deformation texture{001}<110>in the central layer.The structure after cold rolling is a structure like fiber strip.After the first cold rollin... 

以CaO-CaF2复合渣系为脱硫剂,在RH精炼过程采用真空投入法进行高牌号无取向电工钢深脱硫工业试验,采用KTH模型计算分析了RH炉渣成分对硫容量CS的影响。研究结果表明,炉渣成分控制在w((CaO))/w((SiO2))为5~7,w((CaO))/w((Al2O3))为1.5~1.8,w((Al2O3))为25%~30%,w((FeO+MnO))<5%,脱硫剂加入量为6~8kg/t时,钢中硫质量分数从平均0.003 1%降低到0.001 8%,最高脱硫率达到47.1%,平均脱硫率为41.7%。 The industrial trials on deep desulphurization of high grade non-oriented electrical steel were finished through using CaO-CaF2complex based fluxes in RH process.Using the KTH model,the effect of refining slag composition on the sulfide capacities was analyzed.The results show that the chemical composition of refining slag(mass fraction,%)is w((CaO/SiO2))between 5to 7,w((CaO))/w((Al2O3))beween 1.5to 1.8,w((Al2O3)) between 25%to 30%,w((FeO+MnO))less than 5%,and the desulphurizer addition level of... 

本实用新型公开了一种风电机组取向电工钢用罩式炉的砂封振动装置，包括：基座，设置有行走机构，行走机构带动基座沿环形砂封槽槽壁行走；振动齿座，与基座连接，定位座和基座之间夹设有弹性缓振件；振动件，与定位座固定连接；振动齿，与振动齿座固定连接，设置于基座的行走轨迹内侧。该风电机组取向电工钢用罩式炉的砂封振动装置利用砂封槽的槽壁作为行走机构的轨道，振动齿不仅可以平整砂封槽中的密封砂，振动状态下还能使密封砂填充得更趋密实，避免局部密封不良的问题，优化密封效果。

本发明涉及一种三相变压器铁芯硅钢片叠装设备，包括工作台、传输装置和移动装置，所述的工作台的上端面由左至右依次设置有传输装置和移动装置，所述的移动装置包括匚形板、一号矩形通槽、转动杆、圆头板、移动架、限位架、水平板、夹紧架和挤压架，本发明无需通过人工对变压器铁芯硅钢片进行单个叠装，避免了传统的人工叠装造成的操作繁琐和增大劳动力的问题，本发明能够对叠装之后的变压器铁芯硅钢片进行快速整理限位，从而保证了叠装之后的变压器铁芯硅钢片的整齐度，本发明能够对叠装之后的变压器铁芯硅钢片进行快速压紧，从而提高了压紧效果。

结合工业化生产的无取向硅钢,进行了RH精炼喂CaSi线去除钢中的非金属夹杂物试验研究。针对不同的钙处理条件,分析了CaS夹杂生成热力学,观察了夹杂物的形貌和尺寸分布,确定了夹杂物的类型、数量,探讨了钙处理后钢中夹杂物的变化规律。结果表明,本试验条件下,钙处理可以有效抑制MnS、AlN夹杂物的生成,有效促进钢中微细夹杂物的聚合、上浮、去除,钢质纯净度明显提高。经过合适的钙处理后,钢中的夹杂物以独立存在的CaO为主,同时有少量含CaO、SiO2、MgO的复合夹杂,没有发现CaS夹杂存在。这部分夹杂物的尺寸集中分布在2～20μm,数量约为1.8×105个/mm3。 Experimental study on removal of non-metallic inclusions in non-oriented silicon steel obtained from industrial production by CaSi wire feeding during RH refining process was carried out.The thermodynamics of CaS inclusion formation was analyzed,the morphology and the size distribution of inclusions were observed,and the numbers and types of inclusions were also determined for the steel specimens treated under different calcium treatment conditions.Furthermore,the variation of inclusion characte... 

硅钢连续退火线是无取向硅钢生产的成品线。由于受机组布置的影响,带钢经转向辊进出口活套后,当套量达到60%后就出现偏离生产线的情况,从而影响最终产品的质量及成材率,甚至损坏设备。针对某冷轧厂硅钢连续退火机组出口活套入口处带钢跑偏开展纠偏研究,利用Matlab对该纠偏系统进行动态仿真研究,分析系统的稳定性。 Silicon steel continuous annealing line is non oriented silicon steel production of finished product line.Due to the influence of unit layout,strip by roll Import & Export loop,when the set volume reached 60% after the emergence of deviation from the production line,thus affecting the quality of the final product and the rate of finished products,and even damage the equipment.For the export of continuous annealing line in cold rolling silicon steel strip deviation rectification loop at the e... 

为了解决目前冷轧产线硅钢现有切边技术存在的微裂纹、应力、毛刺和边浪等问题,采用光纤激光器进行了高速切割实验,对激光功率、切割速度、激光模式等影响因素进行了分析,同时对高速切割时的切割前沿形状进行了研究。结果表明,切割最高速度随着功率的增加而增加;随着离焦量的增加,切割质量下降,挂渣增多,切缝宽度增加,切割深度变浅;基模激光器能量密度更高,所以薄板切割时的切割速度高于多模激光器;切割前沿随着切割速度的增加会变得平缓,速度足够大时,切割前沿甚至接近与切割方向平行,此时切缝下部存在挂渣现象。 In order to solve the problems such as micro crack,stress,burr,edge waves and so on,existing in cold rolling production line of silicon steel side cutting,experimentsof high speed laser cutting using fiber laser were carried out.Laser power,cutting speed,laser mode and other factors were analyzed,at the same time,cutting front geometries were studied.The results show that the maximum speed increases with power.And the increases of defocus result in poor quality,wider kerf and shallowerkerf.Energ... 

运用电子背散射衍射(EBSD)和X射线衍射(XRD)技术对硅钢热轧板的织构在板厚方向的分布进行了研究,并分析了两种织构测量方法的特点。EBSD技术能直观给出板厚方向的微观织构,XRD能得到钢板的宏观统计织构信息,结合两种技术的分析,能更直观更精确的研究不同织构在板厚方向的分布。 The texture distribution along the thickness of the silicon steel has been investigated by electron backscatter diffraction(EBSD) and X-ray diffraction(XRD) technique.The characteristics of two technique of texture analysis have been investigated.Combined the two techniques,the texture distribution along the thickness of the silicon steel could be realized distinctly and accurately. 

本实用新型公开了一种硅钢片生产用机器人定位台，包括箱体，所述箱体的顶部中心处活动安装有转动盘，且转动盘的顶部安装有多组转动块，所述转动块由电机驱动旋转，其中，所述转动盘的中心处安装有中心定位圆，且中心定位圆的外部设置有键槽凸口；所述箱体的顶部安装有多组气缸。本实用新型所述的一种硅钢片生产用机器人定位台，一是定圆心，四个气缸对产品的外圆挤压定位，定位完成后，产品内圆掉落至中心定位圆内；二是，定方向，现有的硅钢片内圆具有键槽口，在电机带动转动盘转动时，由于转动盘上内嵌磁铁，能将产品进行旋转，直到产品的键槽口掉落至中心定位圆的键槽凸口内，完成定位，从而将定位设计的简单化与精准化。

在Gleeble-3500热/力模拟试验机上对HW600钢进行高温压缩试验,研究在不同试验条件下的变形抗力。试验结果表明:变形温度对变形抗力的影响最为显著,在相同的变形速率下,随着变形温度的升高,变形抗力降低;在同一变形温度下,变形速率增大,变形抗力增加;在同一变形温度、变形速率下,随着变形程度的增加,变形抗力急剧增大,真应变达到0.1后,变形抗力增加趋势变缓。 The high-temperature compression test is done for HW600 steel with Gleeble-3500 thermal simulation testing machine to research its resistance to deformation under different test conditions.It is showed from result that deformation temperature has greatest effect on the resistance,and along with the temperature getting higher the resistance lowered under same deformation rate;the resistance increases along with deformation rate getting greater under same temperature;and under same deformation tem... 

本发明揭示了一种无取向硅钢及其生产方法。该无取向硅钢的化学成分：Si:2.95%~3.15%，Al:0.75%~0.95%，Si+2Al:4.6%~4.9%，Mn:0.5%~0.7%，Sn:0.03%~0.04%，Cu≤0.03%，Cr≤0.03%，Ni≤0.03%，Nb≤0.004%，V≤0.004%，Ti≤0.004%，C≤0.0025%，P≤0.015%，S≤0.0015%，N≤0.004%，余量铁；Mn/S≥380，Al/N≥200；无取向硅钢的再结晶晶粒尺寸50~80μm。本发明在保证磁性能的同时，提高了强度，解决了现有技术所存在的磁性能和强度的兼顾问题。

本实用新型公开了一种变压器硅钢片整平工装，涉及变压器装配技术领域，包括底板，所述底板顶部一角处安装有第一气缸，所述第一气缸的输出端固定有支撑块，所述支撑块一端设置有第一L型垫块，所述第一L型垫块两端皆开设有配合槽。本实用新型通过设置有第一L型垫块、第二L型垫块、传动带、第一气缸和第二气缸之间的配合，通过第二L型垫块内侧对运动中的变压器硅钢片进行拦截，第一气缸的输出端伸出带动第一L型垫块进行移动，使第一L型垫块将变压器硅钢片推至第二L型垫块拐角处，工作人员通过控制第一气缸输出端来回伸缩对硅钢片进行反复挤压整平，有效提高了变压器硅钢片整平机的工作效率，节约成本。