硅钢资料

电工钢试样加工产生的剪切应力会恶化钢板的磁性,对不同牌号硅钢片的横向、纵向试样退火前后磁性能的变化进行研究,结果表明:无取向硅钢片在剪切过程中横向、纵向的磁性受到剪切应力影响是不一样的。 The electrical steel sample processing magnetic of electrical steel will worsen due to the shear stress of sample. In this paper,the magnetic change of transverse,longitudinal specimens of different type of silicon steel sheet before and after annealing are studied. The results show that the magnetic of non- oriented silicon steel sheet affected in the process of shear is not the same in horizontal and vertical direction. 

本实用新型公开了一种硅钢片组扣件自动压平装置，包括：定位单元，定位单元包括转盘、校位板和第一驱动组件，第一驱动组件连接并驱动校位板沿竖直方向运动，校位板滑动连接有第一校位柱，第一校位柱相对转盘偏心布置；第一推送单元，位于转盘的一侧，第一推送单元包括第一推送气缸和第一推块，第一推送气缸连接并驱动第一推块沿水平方向运动；冲压单元，位于转盘背离第一推送气缸的一侧，冲压单元包括第二驱动组件和冲压柱，第二驱动组件连接并驱动冲压柱沿竖直方向运动。转盘、校位柱和第一驱动组件配合，周向定位硅钢片组，再通过冲压柱将凸出于硅钢片组的扣件压平，完成硅钢片组的整形，整体更为美观，方便后续的装配使用。

本实用新型公开了一种硅钢片落料收集箱，涉及到硅钢片加工领域，包括支撑架，所述支撑架的顶端通过回转轴承活动连接有收集箱，所述支撑架的一端固定连接有落料筒，所述收集箱的顶端固定连接有进料口，所述收集箱的下端一侧固定连接有出料口。本实用新型通过在支撑架上设置有可活动的落料筒，落料筒能够根据不同型号的硅钢片将出料口转动至不同的收集箱处，使得本装置能够将不同型号的硅钢片进行分类收集，提高了本装置的工作效率，并通过限位组件能够将落料筒限位，防止落料筒随意转动，保证了本装置收集的稳定性，同时在落料筒的内部设置有缓冲块，缓冲块在阻尼板和缓冲弹簧的作用下起到了阻尼缓冲的作用，避免硅钢片在落料的过程中受损。

采用化学气相沉积(CVD)渗硅处理工艺连续制备6.5%Si高硅钢,具有优质的软磁性能,通过理论研究化学反应并且用简单的试验设备做进一步的探讨。根据试验的结果对连续制备6.5%Si高硅钢的CVD工艺构造提出全面、有效的建议,实现制备6.5%Si高硅钢系统。 CVD method for continuously manufacturing 6.5%Si Steel Sheet has excellent soft magnetic.Carried out a theoretical study of related chemical reaction and performing basic research with a simple test apparatus.Based on the results,finally proposed an overall process configuration to realize such a production-CVD method for continuously manufacturing 6.5%Si Steel Sheet. 

介绍了国内、外电工钢极薄带的生产现状及市场应用的情况,以及典型生产企业的生产规模、产品性能和应用领域,指出扩大高牌号无取向电工钢生产、提高产品质量是目前电工钢发展的迫切要求。 The production situation and market application of ultra thin electrical steel strip at home and abroad were described.The production capability,product property and application area of typical corporation were introduced.The results indicate that the urgency needed of electrical steel development is expanding high-grade non-oriented electrical steel production and improving products quality at present. 

【作者】 卢鹏； ...

分析了高转矩和高转速条件下高效驱动马达铁芯材料对无取向硅钢磁性能要求,讨论了无取向硅钢的高磁通密度和低铁损对电机转矩和效率的影响,介绍了国内外高磁感无取向硅钢发展情况。在生产工艺上,提高钢质纯净度,弱化夹杂物和第二相粒子对畴壁移动和再结晶晶粒长大的钉扎作用,添加微量晶界和带钢表面的偏析元素促使有利织构发展等技术可提高无取向硅钢的磁通密度。 The requirements of high efficient drive motor core materials under the conditions of high torque and high speed were analyzed.The effects of high magnetic flux density of non-oriented silicon steel on the torque and efficiency of the motor were discussed.The development of non-oriented silicon steel with high magnetic was introduced.The magnetic flux density of non-oriented silicon steel sheet can be obviously improved by some production technologies,such as purification steel,weakening the pin... 

本实用新型属于抛丸设备技术领域，具体涉及一种硅钢抛丸用耐磨抛丸头，包括壳体、进丸管、定向套、分丸轮、多块截面呈工字形的叶片和两块对称设置的护板，多块叶片沿护板的周向均匀分布，叶片安装在两块护板之间；叶片的左右两侧分别设有一组卡槽，一组卡槽包括两个卡槽，一组卡槽上滑动连接有能与叶片表面接触的耐磨板；叶片上设有用于固定耐磨板位置的固定件；壳体内可拆卸的安装有耐磨衬板。在本方案中，将耐磨板可拆除的安装在叶片中，耐磨板对叶片有保护的作用，能避免叶片被磨损；当耐磨板损坏后只需更换新的耐磨板，而不需更换叶片，能够有效节省成本。同样的耐磨衬板对壳体也有保护作用，能够在很大程度上减少壳体被磨损。

采用XRD物相分析、金相组织观察及TEM精细组织分析研究了奥氏体组织结构状态对Fe-0.88C-1.35Si-1.03Cr-0.43Mn钢中温等温相变鼻温和孕育期的影响,以及不同温度奥氏体化后240℃等温20 min试样的组织结构特征。试验发现,随着奥氏体化温度的升高,中温等温开始转变的鼻温移向更低温度并且相变孕育期缩短;不同温度奥氏体化后同为240℃等温20 min处理,虽然均形成由贝氏体铁素体亚条平行排列构成的束状贝氏体组织,但贝氏体组织的精细结构状态不同,突出的差别在于对应低温奥氏体化贝氏体亚条端部边界具有凸起结构,而对应高温奥氏体化贝氏体亚条端部边界较为平齐且呈现楔形结构。不能简单地以马氏体切变机制认识试验钢中贝氏体组织的形成。 The influence of austenitization temperature on the incubation period and the bainitic phase transformation behaviour in high-carbon silicon steel has been investigated using X-ray diffraction(XRD), optical microscopy and transmission electron microscopy(TEM). The microstructure characteristics of the isothermal transformation(240 ℃, 20 min)products were also studied. It was found that the nose temperature of bainite transformation and incubation period decreased with the increasing austenitizin... 

研究了CSP工艺生产≤0.005%C-1.1%Si的2.2mm无取向电工钢热轧板在800～1000℃常化对0.5mm冷轧板840℃退火后组织和磁性能的影响。结果表明,热轧板常化温度升高,冷轧板退火后的再结晶晶粒增大,铁损降低,磁感增加;热轧板常化温度超过900℃,因第二相固溶而后弥散析出,退火后冷轧晶粒细化,铁损增加,因此该无取向电工钢热轧板最佳常化温度为900℃。 The effect of normalizing at 800-1000℃ of CSP produced plate(≤0.005%C-1.1%Si) on the microstructure and magnetic properties of downstream cold-rolled non-oriented electrical steel annealed at 840℃ was studied.Results show that with increasing normalizing temperature of hot-rolled material the recrystallized grain size of annealed sheet increases,iron loss reduced and magnetic induction increases.As normalizing temperature excesses 900℃,grain is refined and iron loss increases after annealing due... 

针对宝钢集团、日本新日铁住金和JFE公司公开的相关专利等资料,总结了国内外高强度无取向电工钢的研究进展,分析了不同电工钢的化学成分、生产工艺及产品性能,指出固溶强化、细晶强化、析出强化、位错强化都有可能被用来提高无取向电工钢的强度,并阐述了四种强化方式的优缺点;指出在高强度无取向电工钢的研发过程中,需根据其具体用途确定目标性能,再采用合适的强化手段,最终实现力学性能、磁性能和生产性能之间的平衡。 The research progress of high strength non-oriented electrical steels at home and abroad is summarized according to related patents brought into the public by Baosteel,Nippon Steel & Sumitomo Metal corporation and JFE corporation.The characteristics of chemical composition,production technology and properties of products in the patents are analyzed.Each of solution strengthening method,fine-grain strengthening method, precipitation strengthening method or dislocations strengthening method ma... 

本发明公开了一种含铝电工钢连铸高效生产的方法，其中CSP连铸连轧包括以下步骤：利用普通硅铁合金中的残余钙元素进行钙处理，钢水中Al2O3夹杂物得到球化；转炉终点氧含量加入改质剂；根据连铸拉速设定结晶器电磁制动电流参数，并制定不同拉速条件下的二冷修正系数；采用低粘度低转折温度消耗量为0.30kg/t高拉速结晶器保护渣，本发明连铸拉速从最高的4.2m/min提高至5.8m/min，提升幅度达到了38％，实现了薄板坯连铸连轧工艺技术条件下含铝电工钢50W1300的高效低耗生产。