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为了确定普通冷轧取向硅钢最优的中间完全脱碳退火工艺,在其一次冷轧后进行5种不同工艺的脱碳退火处理,借助扫描电镜及电子背散射衍射技术研究了不同工艺脱碳退火后的组织、织构和脱碳效果。结果表明:经5种工艺脱碳退火处理后,初次再结晶的平均晶粒尺寸均约为19μm,且不随退火温度和时间的变化而变化;经840℃×10min工艺退火后的晶粒最均匀,高斯织构位向更准确,高斯织构面积分数最多,为3.1%,可将碳脱至0.003 5%。 In order to determine the optimal intermediate complete decarburizing annealing processes for common grain-oriented(CGO)silicon steel,five kinds of intermediate decarburizing annealing processes were conducted,the microstructure,texture and decarbonization after different decarburizing annealing processes were studied by scanning electron microscopy and electro back-scattered diffraction(EBSD)technology.The results show that the average grains sizes of primary recrystallization were about 19μm a... 
2013-11-28 162 5.8

硅钢是钢铁产品中的\"工艺品\",是高附加值产品,通过对我国主要硅钢生产厂家的工艺设备,市场情况分析,简要介绍了我国硅钢生产消费现状,未来生产能力预测及硅钢未来发展趋势。 Silicon steel is the \"crafts\" of steel products,also is high value-added product.By analyzing process equipment and market condition of major silicon steel-making plant of China,it briefly introduces our current production consumption status,future production capacity prediction and future development trend of silicon steel. 
2011-03-28 170 5.8

本实用新型涉及板材加工设备领域,具体为变压器铁芯硅钢片打磨设备,包括本体,本体内部开设有工作腔,本体内部设置有用于运输硅钢片的运输机构,本体内部设置有用于打磨硅钢片的打磨机构,本体内部设置有用检测硅钢片边缘整洁程度的检测机构,本实用新型通过运输机构和打磨机构进行配合从而对硅钢片进行去除毛刺和毛边,从而保证铁芯中每组硅钢片均不直接接触;通过检测机构对加工完成的硅钢片进行毛刺和毛边的检测,进一步保证了每组硅钢片的整体质量以及尺寸的精准。
2021-07-01 169 6.8

【作者】 罗海文; 向睿; ...
2014-10-28 176 5.8

本发明是关于一种薄规格无取向硅钢35BW440,该无取向硅钢35BW440包括以下质量百分比的元素:C:≤0.003%,Si:0.8%‑2.0%,Mn:0.4%‑1.2%,P:≤0.015%,S:≤0.003%,Als:0.25%‑0.6%,N:≤0.003%,Sb:0.04%‑0.1%,O:≤0.0025%,其余为Fe及不可避免的杂质。在没有电磁搅拌设备增加无取向硅钢磁感应强度的前提下,通过加入Sb元素,增加对电磁性能有利的{110}和{100}织构组分,提高电磁性能,采用二次冷轧及中间连续退火的工艺,提高无取向硅钢的表面质量。
2021-04-19 164 6.8

介绍在取向硅钢生产中抑制剂的作用以及多元抑制剂的机理和应用情况,分析多元抑制剂方案中各种元素对高磁感取向硅钢性能的影响,并根据生产实践提出了进一步研究的方向. The role of an inhibitor in the production of grain oriented silicon steel,and the mechanism of multiplex inhibitor in the production are described in the present article.In addition,the influence of various elements in the multiplex inhibitor on the performance of grain oriented silicon steel with high magnetic induction is elucidated.Further work needed in this research is also indicated. 
2013-01-28 158 5.8

系统研究了无取向硅钢用磷酸盐系涂层性能的影响因素。以氢氧化铝和磷酸为原料制备磷酸二氢铝,再添加适量的添加剂酒石酸铵、二氧化硅、环氧树脂,得到的涂液涂布于硅钢表面,并控制合适的烘干温度,通过耐盐雾实验考察各因素对涂液耐腐蚀性能的影响。实验结果表明,在磷酸与氢氧化铝物质的量比为3.4∶1、酒石酸铵用量为2%、二氧化硅用量为1%、环氧树脂用量为5%、烘干温度为300℃条件下,所得涂层材料的防(耐)腐蚀效果最佳。 The factors influencing the performance of phosphate anticorrosive coating for non-oriented silicon were systematically studied.Aluminum dihydrogen phosphate was prepared with aluminum hydroxide and phosphoric acid as raw materials.Then added the right amount of additives,such as ammonium tartrate,silicon dioxide,and epoxy resin to prepare the liquid coating,which was coated on the surface of the silicon steel,and finally controlled a suitable drying temperature.The influences of various factors... 
2014-09-28 175 5.8

本实用新型公开了一种铁芯硅钢片移动夹具,包括底板,所述底板上表面固定连接有固定板,所述底板的后表面固定连接有支撑腿,右侧所述支撑腿的前表面固定连接有转轴,所述转轴的外表面转动连接有转动板,所述底板的上表面且位于固定板的右侧固定连接有支杆,所述底板的上表面且位于支杆的右侧固定连接有第一电机。本实用新型,通过设计转动板、第一绳索与第二伸缩杆,实现在转移硅钢片时,将其竖直排列,增加其抗弯能力,通过设计第一伸缩杆与限位块,实现其在移动的过程中避免相互摩擦,达到保护硅钢片的目的,通过设计滑动板、第二伸缩杆、支撑板,实现在上下转运的过程中,仅有上侧进行接触,且呈三角形更加稳定。
2021-04-14 126 6.8

本实用新型实施例涉及一种硅钢卷、定子、转子铁芯、转子和盘式电机,所述硅钢卷由多条硅钢条卷绕形成具有多层硅钢层结构,每条硅钢条均构成多层硅钢层,每条硅钢条所构成的多层硅钢层中,距离最近的两层硅钢层之间具有一层或多层其他硅钢条构成的硅钢层。该硅钢卷用作转子铁芯或定子时降低了层间涡流损耗。
2021-04-14 148 6.8

通过金相分析和电子背散射衍射技术研究了一种新型含铜无取向电工钢在950℃退火不同时间(3~180s)空冷后的组织和织构取向的演变。结果表明:该钢在退火3s时的主要织构为α和γ线织构,{100}<110>织构最强;退火20s时织构以<111><112>、{111}<110>、{112}<110>、高斯织构和立方织构为主,随着退火时间的延长,高斯织构和立方织构强度呈减弱趋势;合理控制保温时间有利于提高{100}、{110}面织构的占有率。 Evolution of microstructure and texture oriented of a new non-oriented electrical steel during annealing at 950℃for different times(3-180) s and air cooling was studied by metallography and electron back-scattering diffraction analysis.The results show that after annealing for 3 s most of the texture oriented alongα-fibre andγ-fibre,the intensity of {100}〈110〉was the strongest.{111}〈112〉,{111}〈110〉,{112}〈110〉,Gauss texture and cube texture were the main texture after annealing for 20 s,with the ... 
2011-09-28 154 5.8

本发明公开了一种改善取向硅钢内外圈和边部表面质量的方法及环形炉,在一次冷轧工序中,采用错边卷曲,卷曲张力按渐变张力进行控制且头尾的卷曲张力大、中部的卷曲张力小,MgO的涂覆量与卷曲张力同步变化且头尾的涂覆量少、中部的涂覆量多;在高温退火工序中,环形炉的底板上增设一层由若干扇形块绕中心均布形成的垫层,相邻扇形块之间存在空隙,环形炉的内罩内钢卷的上端加盖通风式的盖板,盖板底面的内圈间隙伸入钢卷孔、外圈间隙套在钢卷上、中间通过绕中心均布的导流槽支撑在钢卷端面上,导流槽呈螺旋状且入口与盖板内圈上的开口一一对应连通、出口延伸至盖板底面外圈内侧。本发明可显著减少表面缺陷,明显改善表面质量和磁性,操作容易。
2021-11-16 186 6.8

阐述了电工钢在\"双碳\"中的作用,强调了电工钢的生产工艺技术及在减少碳排放、降低能耗中的作用,对下游能效升级带来明显的节能及降碳成果。同时,分析了2021年电工钢的生产运行情况,介绍了电工钢的未来发展,并针对如何减少碳排放以及生产更多的更低铁损、更高磁感的电工钢谈了几点启示。 The effects of electrical steels on carbon peak and carbon neutralization were expounded,especially on the achievements of obvious energy saving and carbon reduction to the downstream energy efficiency upgrading bringing from the production technology of electrical steels and their effects to reducing carbon emission and energy consumption.Meanwhile the production situation of electrical steels in 2021 was analyzed,and the future development of electrical steels was introduced,and some advices w... 
2022-01-28 186 5.8

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