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一种硅钢片测量装置,属变压器绝缘件生产技术领域,包括工作台、止动滑块、纵梁和测量部,止动滑块安装在工作台上,纵梁架设在止动滑块和工作台上,测量部安装在纵梁上。工作台包括台面、立柱和横向燕尾槽,四个立柱将台面支撑于地面,台面的下侧安装一个横向燕尾槽。止动滑块安装在横向燕尾槽内,止动滑块包括块体、推杆、楔块、挡片、弹簧和蘑菇头,块体横向具有通孔,通孔内安装推杆和弹簧,块体纵向具有一对侧槽,侧槽内安装楔块,通孔内具有一个凸台,凸台位于靠近蘑菇头的一侧,蘑菇头用于弹簧的限位。止动滑块上安装纵梁,纵梁包括滑板、纵向燕尾槽,滑板的一端安装在止动滑块上,滑板上具有纵向燕尾槽,纵向燕尾槽上安装测量部。
2021-07-19 151 6.8

【作者】 罗海文; 向睿; ...
2014-10-28 189 5.8

采用双辊薄带连铸工艺试制了2.6 mm厚5.28%Si-1.11%Al高硅钢薄带,对比了1050℃×5 min正火及不正火铸带280℃冷轧至0.5 mm后,再经900~1100℃退火的磁性能。结果表明,高硅钢铸带显微组织为等轴晶组织,正火后铸带边部晶粒长大,中心层晶粒变化较小。成品中析出物主要为较粗大的AlN和AlN+MnS复合析出物,尺寸为0.5~2.5μm。与不正火试样相比,正火试样成品铁损大幅降低,磁感小幅下降;随退火温度的升高,两种工艺下铁损和磁感都是先降低后升高,在1050℃出现最低值。 2.6 mm thickness 5.28% Si-1.11% Al non-oriented high silicon steel was produced by twin roll thin strip casting.Magnetic property of the strip un-normalized and normalized at 1050 ℃×5 min was contrasted after cold rolled to 0.5 mm at 280 ℃ and 900-1100 ℃ final annealing.The results show that microstructure of the strip is equiaxed crystal.The surface grain is coarsened and the center layer grain has little change of the normalized strip.The main precipitates are AlN and MnS+AlN with 0.5-2.5 μm s... 
2013-06-28 170 5.8

采用火花源原子发射光谱分析测定电工钢中超低C,研究试样制备方法、Ar纯度和压力等条件对分析结果的影响,并对工作曲线进行了优化,实现了一次分析同时测定电工钢的多种元素,满足炉前和精炼在线分析的要求。 Ultra-low carbon in electrical steel is determined with spark-source atom emission spectrum.It is researched the influence of sample making method,purity of Ar,and pressure on analysis result.The work curve is optimized.The determination of many elements in electrical steel only in one analysis is realized.It meets demands of on-line analysis for blast furnace and refining. 
2011-09-28 155 5.8

本发明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。
2021-10-22 178 6.8

抑制回硅是低硅品种钢冶炼的重点和难点,南钢中厚板卷厂通过转炉出钢弱脱氧操作,精炼炉弱脱氧升温,脱氧、脱硫造渣,连铸严格的保护浇注及吹氩塞棒、吹氩浸入式上水口的应用等一系列工艺优化和操作的改进,使整个冶炼过程钢水回硅量稳定控制在200×10-6以内,钢水终点成分完全满足低硅钢要求。 Control of increasing silicon is the emphasis and difficulty in low silicon varieties steel smelting.The Nisco Wide Plate/Coil Plant can control the silicon content in molten steel keeping within 200×10-6 through whole steelmaking process by using oxygen residual operation in converter tapping,oxygen residual and increasing temperature,deoxidation,desulfurization,slag refining,protection cast,blowing argon by plugged nozzle,blowing argon by submerged entry nozzle in continuous casting,and other ... 
2013-05-28 148 5.8

为进行磷酸盐系无铬无取向硅钢涂层烧结固化工艺研究,首先对磷酸盐系无铬无取向硅钢涂层进行热重-差示扫描量热(TG-DSC)分析;然后在不同烧结固化温度条件下,测定涂层板温随时间变化曲线;最终获得涂层烧结固化温度与时间(T-t)工艺曲线。通过中性盐雾试验、动电位极化、交流阻抗、涂层附着力以及扫描电子显微镜(SEM)和能谱(EDS)分析验证。结果表明,根据涂层烧结固化温度与时间(T-t)工艺曲线制备的涂层结构致密、性能优异,证明该工艺曲线具有合理性与正确性。 In order to study the curing process of chromium-free non-oriented silicon steel coatings,phosphatic chromium-free non-oriented silicon steel insulating coating was prepared and TG-DSC analysis of the coating was conducted,then the change of the actual temperature of the coated non-oriented silicon steel sheet with time at different curing temperatures was studied. Based on the experiments,the processing curves of curing temperature vs. curing time( T-t) for the chromium-free non-oriented silico... 
2013-12-28 172 5.8

【作者】 谌剑; ...
2011-09-28 138 5.8

研究了取向硅钢制备过程中常见的两种冷轧工艺,主要研究了一阶段冷轧与两阶段冷轧+中间退火工艺对初次再结晶组织及织构的影响.结果表明:采用两阶段冷轧+中间退火工艺制备以Cu2S为主抑制剂的取向硅钢,其初次再结晶平均晶粒尺寸为18.1μm,高斯晶粒的体积分数为0.6%,迁移性强的重位点阵晶界(Σ5+Σ9)和高能晶界(20°~45°取向偏差角)所占比例分别为1.8%和50.4%.与一阶段冷轧工艺相比,其初次再结晶晶粒较细,且高斯晶核与特征晶界所占的比例较高,有利于高斯晶粒发生二次再结晶. Two common cold-rolling processes of grain oriented silicon steel and the effects of the single stage cold rolling and tw o-stage cold rolling w ith intermediate annealing processes on the primary recrystallization microstructure and texture w ere investigated. The results revealed that for the grain oriented silicon steel prepared under the tw o-stage cold rolling process w ith intermediate annealing w ith Cu 2 S as the main inhibitor,the average grain size of the primary recrystallization micr... 
2014-02-28 188 5.8

本发明提供能够制造实现高磁通密度且磁特性优异的方向性电磁钢板的新颖并且得以改良的方向性电磁钢板的制造方法。本发明的一方案提供一种方向性电磁钢板的制造方法,其特征在于,其包含热轧工序、冷轧工序、一次再结晶退火工序、最终退火工序及平坦化退火工序,并进行喷丸处理和/或矫平加工处理及与溶液相接触的处理,上述溶液含有规定量的Cu等,pH为‑1.5以上且低于7,液温为15℃以上且100℃以下,钢板在上述溶液中浸渍的时间为5秒以上且200秒以下。
2021-06-23 203 6.8

实验室模拟薄板坯连铸连轧(TSCR)流程制造高磁感取向硅钢,借助电子背散射衍射(EBSD)技术对不同Sn含量的热轧板织构进行了研究。研究结果表明:不同Sn含量热轧板表层及次表层均为高斯织构、铜型织构及黄铜织构的混合织构,中心层为{100}面织构;Sn含量为0.1%时,热轧板表层及次表层高斯织构组分最多,取向密度最大,成品磁感最高,达到1.875 T。 Texture of grain oriented silicon steel hot rolled by thin slab casting and rolling process(TSCR) in laboratory with different Sn contents was analyzed by electron back-scattered diffraction(EBSD).The results show that the hot rolled slabs with different Sn contents have the same texture,i.e.,Goss,Copper and Brass.Specifically,the texture of core layer is {100};While the hot rolled slab with 0.10% Sn,the surface layer and subsurface layer have a sharpness Goss texture and the finished products h... 
2013-11-28 169 5.8

本发明相对于板厚较薄的电磁钢板提供不会导致磁特性劣化的基于激光的加工方法。在对电磁钢板进行使用激光的熔断并将该电磁钢板加工成规定的形状的电磁钢板的加工方法中,使上述激光的扫描速度成为10000mm/min以上来进行上述熔断。
2021-02-16 206 6.8

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