硅钢资料

本发明公开了一种变压器硅钢片回收检测装置，包括检测传送带、防层叠机构、CCD摄像头、分料传送带、合格料箱和不合格料箱，所述防层叠机构和图像提取机构沿检测传送带传送方向依次布置，所述防层叠机构包括剥离辊，所述剥离辊及CCD摄像头均位于检测传送带上方，剥离辊与检测传送带向靠近的一面移动方向相反，分料传送带位于检测传送带后方，合格料箱与不合格料箱位于分料传送带后方，本发明能够将回收的硅钢片进行一一的快速检测，并对检测结果进行分类，检测效率高。

【作者】 朱一知； 陈山； ...

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。

研究了组织和析出物对高效电机用无取向硅钢退火板磁性能的影响。结果表明:随着退火温度升高,退火板平均晶粒尺寸增加,P15/50明显降低,B50略有升高。退火温度在1 000℃时,退火板的综合性能较好。析出物主要是AlN、(MnS+AlN)和(MnS+Al2O3)复合析出物,尺寸较粗大,主要集中在1.0～2.5μm,还发现少量百纳米以下的细小AlN和TiN。实验室模拟TSCR流程试制的高效电机用无取向硅钢,铁损平均值小于4.00 W/kg,磁感应强度大于1.75 T,适合作中小型高效电机铁芯材料。 Effects of microstructure and precipitation on magnetic property of non-oriented silicon steel sheets after annealing for high-efficiency motor are studied in the paper by experiments.The annealed sheet exhibits a larger average grain size,obviously decreasing iron loss and slightly raising magnetic induction with increasing temperature.The annealed sheet has better comprehensive properties at a annealing temperature of 1 000 ℃.The main precipitates are compounds of AlN、(MnS+AlN)and(MnS+Al2O3) w... 

本发明公开了一种高强度碳化硅钢球，所述高强度碳化硅钢球包括以下重量份的原料：碳化硅20‑30份、铬1‑2份、氮化硼3‑5份、铁10‑20份、钼2‑3份、锰钢30‑40份、镍5‑8份、钛6‑8份、磷2‑3份、硫2‑3份；一种高强度碳化硅钢球制备方法，包括如下步骤S1、熔融；S2、模锻成球；S3、打磨；S4、二次加热；S5、高温淬火；S6、机油回火；S7、检测成品。本发明制备的高强度碳化硅钢球具有抗折强度高、洛氏硬度高及抗压强度高等优异的机械性能，并且使用寿命长，运转精确度高，并且其工艺简单，生产耗能低，无“三废”产生，环保性高。

【作者】 党其； ...

以不断增长的薄板坯流程为背景,与传统流程对比分析了薄板坯流程无取向电工钢热轧晶粒组织特征;以50W800和50W1300钢为典型实例,探讨了两种流程下成品板晶粒组织、织构、磁性能及其磁时效行为的基体差异和相关原理。研究表明,薄板坯流程热轧板组织较粗大,有利于在成品板中获得粗大的晶粒和有利的织构,从而得到较低的铁损和较高的磁感。然而,薄板坯流程会造成第二相粒子的细小弥散分布与不充分析出,容易因磁时效而使磁性能恶化。 Based on the rapid development of compact strip production(CSP) processing,the characteristics of hot band grain structure produced by CSP processing were analyzed in comparison with those of conventional technology.The basic differences in grain size,texture,magnetic properties and the magnetic aging behaviors of the final sheet products produced by the two processing technologies and the corresponding principles were discussed,while steel 50W800 and 50W1300 were taken as examples.It is indicat... 

利用背散射衍射技术(EBSD)和XRD,研究了两段式脱碳退火工艺对取向硅钢纵截面初次再结晶的微区取向、取向差分布、特殊晶界(CSL)及高温退火试样高斯织构。分析了初次再结晶晶界特征对取向硅钢高温退火后宏观织构的影响。结果表明:初次再结晶的纵截面基体中Σ3和Σ5晶界使得高斯晶粒有着较高的迁移率,在高温退火时借助20o～45°的大角度晶界的界面能吞并周围{111}<112>晶粒迅速长大,形成密度水平较高的高斯织构。 Micro area orientation of primary recrystallization,the misorientation distribution,special boundaries under different two-stage decarburization annealing and the Goss texture under high temperature annealing the longitudinal section of grain-oriented silicon steel were detected by electron back scattering diffraction(EBSD) and X-ray diffraction(XRD).The effect of primary recrystallization grain boundary on macrotexture after high temperature annealing was analyzed.The results show that the Σ3 a... 

本实用新型公开了一种变压器铁芯硅钢片的横剪打磨装置，包括出料平台、传送机构和打磨机构，所述出料平台的出料端设置有打磨机构，且两组所述打磨机构对称设置在硅钢片的上下两侧，两组所述打磨机构之间构成打磨通道，所述传送机构靠近于出料平台的出料端设置在出料平台上，且所述出料平台上的硅钢片通过传送机构依次朝向打磨通道内位移，通过两组对称设置的打磨机构对硅钢片的两侧面进行同时打磨，具有较高的打磨效率。

通过观察冲剪边缘组织,测量冲剪边缘的显微硬度、残余应力的分布情况和磁性能的变化研究了冲剪加工对无取向硅钢50WW800边缘组织和磁性能的影响。对冲剪后硅钢片进行750℃退火,分析退火对组织和磁性能的影响。结果表明,硅钢片剪切边缘会存在0.4 mm的形变硬化层,边缘应力大,铁损增加。退火后变形减小,形变硬化层变小,残余应力大幅度减少,铁损减少。 The influence of punching process on cutting edge microstructure and magnetic properties of non-oriented silicon steel 50WW800was studied by observing microstructure and measuring microhardness near cutting edge.The residual stress distribution in the silicon steel tooth and magnetic properties were measured.Effect of annealing at 750 ℃ on microstructure and magnetic properties of the silicon steel was analyzed.The results show that a cut-edge hardening layer up to 0.4 mm is observed,residual st... 

在现普通冷轧无取向硅钢的基础上,降低Si含量,复合添加少量辅助元素,组合热轧板处理和成品退火加热技术,研制出了免常化处理的高磁感、低铁损并具有良好耐酸腐蚀性能的新系列无取向电工钢。 Based on existing common cold rolled non-oriented silicon steel,a new series of non-orientedelectrical steel with high induction,low core loss and excellent anti-corrosion property has been developed by reducing Si element,adding complexly a small amount of supplementary elements,and employing combined treatment of hot rolled sheet and finished product annealed heated technology. 

以能量平衡和辐射换热理论为基础,通过合理假定,建立了硅钢无氧化加热炉数学模型。采用数值计算的方法,通过自编程序,完成对带钢加热过程温度场的仿真。结果显示:数学模型能够反映带钢在无氧化炉内的加热过程,其升温曲线能够与工艺曲线相吻合;现行炉温分布并非最优,数学模型能够为炉温分布的优化、炉段的设计提供理论依据。 Mathematical model of NOF Section of Continuous Annealing Furnace is established based on energy balance and radiation heat exchange. The temperature field of steel is simulated by mathematical computation. The simulating results show that the mathematical model can reflect the heating process of silicon steel in NOF section, and the heat-up curve is coincide with the processing curve. From the results,it is known that the current furnace temperature gradient is not the best, and the mathematica...