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概述了无抑制剂法生产取向电工钢的特性及其用途;总结无抑制剂生产取向电工钢的原理及工艺方案.重点讨论了成分方案,即元素对磁性能的影响和最终高温退火方案对二次再结晶的影响.研究结果表明,无抑制剂取向硅钢化学成分范围没有普通取向硅钢和高磁感取向硅钢严格,提高了成材率;最终高温退火决定了二次再结晶的好坏,从而最终决定成品磁性能,最佳的高温退火温度在850~950℃之间. This article provides an overview on the characteristics and uses of inhibitorless process producing grain-oriented electrical steels.The mechanism of inhibitorless process and technology programs were discussed.The results show that the chemical composition and final annealing were determined according to magnetic properties.The inhibitor-free grain oriented silicon steel has loose range of chemical composition;Secondary recrystallization occurs mainly in the final annealing and the best anneal... 
2012-04-28 267 5.8

本实用新型涉及硅钢生产设备技术领域,具体公开了硅钢冷轧用厚壁套筒,包括外筒和内筒,所述外筒与内筒之间固定有若干连接板,所述外筒上开设有插缝槽,所述外筒的内壁上设有靠近插缝槽设置的限位件,所述限位件包括锁止板和弹性件,弹性件一端固定在外筒的内壁上,另一端固定在锁止板的顶部,所述锁止板上设有朝向插缝槽的斜面。本专利中通过外筒与内筒设置,既提高了整个套筒的厚度,使其能够承受硅钢带卷绕时的压力,同时也减少因提高套筒厚度使得套筒的重量增加的问题,这样设置整个套筒的质量较轻。
2020-12-29 164 6.8

本实用新型涉及一种电机定子硅钢片激光焊接装置,其包括底座;工作台,其安装于所述底座;下压旋转组件,其包括:焊接支座,其安装于所述底座上;用于压紧定子硅钢片的下压组件,所述下压组件位于所述工作台的上方,且可沿垂直于所述工作台的板面的方向移动;用于驱动所述定子硅钢片旋转的旋转组件,其安装于所述下压组件靠近所述工作台的一端,所述旋转组件可绕所述下压组件的轴线旋转;以及激光焊接头组件,其固定于所述底座。通过在焊接工作台上设置下压旋转组件,下压组件可以驱动下压使定子硅钢片压紧,旋转组件可以驱动定子硅钢片旋转,进行下一道焊缝焊接,直到该定子硅钢片所有焊缝焊接完成,使用方便,省时省力。
2021-12-31 374 6.8

本发明一种基于冷轧全流程数据的硅钢铁损预测方法,其对冷轧硅钢进行全流程物料跟踪,以基于聚类算法分类,并选取代表性工艺作为神经网络的训练集来对冷轧硅钢铁损进行预测,以探明冷轧各机组工艺对冷轧硅钢铁损的影响。
2021-03-15 398 6.8

【作者】 王爱华; ...
2013-10-28 165 5.8

综述了退火温度、时间对无取向电工钢磁性的影响。退火温度主要影响无取向电工钢不同织构的占有率,退火时间主要影响晶粒尺寸的大小,晶粒尺寸的变化对织构的形成也有一定的影响。磁感最高点出现在纤维组织完全消失,(111)面织构组分较弱的组织状态。铁损的降低主要依赖于磁滞损耗的降低,织构的影响不大。 The effects of annealing temperature and time on the non-oriented electrical steel magnetic properties were reviewed.Annealing temperature and time mainly affects the different textures share and the grain sizes of non-oriented electrical steel respectively.Changes of the grain sizes also have a certain effect on textures formation.The highest point of the magnetic induction value in the fibrous tissue completely disappears and{111} plane texture has a lower state of the component content.Iron l... 
2013-10-28 193 5.8

连续酸洗退火机组(CPAL)对于当前生产高磁感取向硅钢和高牌号无取向硅钢是必不可少的一个环节。常化炉是常化酸洗机组关键的组成部分。本文对国内自主建造的两条退火酸洗机组的工艺流程,特别是常化炉段进行了对比分析。总结出了常化炉的工艺及组成特点,对生产过程中暴露的问题进行了仔细的分析并提出了改进的意见,对于以后新建常化炉具有一定的提示作用。 The continous pickling annealing line(CPAL) is an essential step in producing high magnetic induction grain-oriented silicon steel and high grade non-oriented silicon steel.The normalizing furnace is a very important part of the CAPL.In this paper,the process flows of two CAPL with independent manufacture in our country have been compared,especially the part of normalizing furnaces.The characteristics of process and component are summarized and problems of the normalizing furnace during the prod... 
2013-03-28 182 5.8

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。
2021-12-06 205 6.8

对两种硅钢水溶性极厚绝缘涂层进行了不同温度的热老化实验。通过TG-DTA,GDS,FT-IR,SEM和光泽度仪等测试方法对老化的涂层进行分析表征,提出了评估硅钢水溶性极厚绝缘涂层热老化性能的合理温度区间,探讨了涂层热老化行为,并分析了两种涂层热老化性能的差异。结果表明,涂层附着性随着老化时间的延长逐渐下降。FT-IR表征结果显示,热老化过程中,涂料交联形成的化学键未发生断裂,交联剂氨基树脂的三嗪环被破坏是聚合物三维网络结构坍塌的主要原因。 Thermal aging expriments at different temperature were carried out on two types of water-soluble and extra-thick insulation coatings for non-oriented silicon steel,and a series of test methods such as glossmeters,TG-DTA,FT-IR,GDS,SEM were applied in analysis.For evaluating the thermal aging effect of this kind of insulation coating,the proper temperature range was proposed.The difference of aging performance between two coatings was been investigated and the related behaviors were been discussed... 
2011-04-28 252 5.8

根据相关的取向电工钢典型专利技术,概述了日本高磁感低铁损取向电工钢低温板坯加热、抑制剂合理调节、关键成分Mn、C、Sn和Sb调节与利用、新型退火剂和绝缘溶液的制备及细化磁畴等生产工艺最新动态和进展情况,并提出了国内企业申请取向电工钢专利时应当借鉴之处。 According to related typical patent technology for grain-oriented electrical steel sheets,the recent trends and progress situation for production process of grain-oriented electrical steel sheets with high magnetic flux density and low core loss in Japan are summarized including low temperature slab heating,suitably regulating inhibitors,adjusting and utilizing key element Mn,C,Sn and Sb,manufacturing for new annealing agent and insulating solutions,and fining magnetic domain,and some suggestion... 
2011-02-28 301 5.8

【作者】 张煜; 朱国辉; ...
2013-03-28 224 5.8

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