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针对川威950的工艺现状,结合无取向低硅钢SGG生产的工艺特点,主要从控制其钢坯加热和轧制以及终轧温度和卷曲温度几方面入手,进行无取向低硅钢生产的工艺控制研究。同时根据近6000吨的生产实践表明,该工艺措施能很好的满足该钢种的需要。 950 process Chuanwei status quo,with non-oriented silicon steel production process features low,mainly from the control of billet heating and rolling and finish rolling temperature and coiling temperature of several aspects,for non-oriented silicon steel production process of low control at the same time According to nearly 6,000 tons of production practice shows that the process measures could well meet the needs of the steel. 
2011-01-28 112 5.8

本实用新型公开了一种高磁感低铁损取向硅钢切割用废屑清理装置,包括激光切割台,所述激光切割台上端滑动连接有一个滑动导轨,所述滑动导轨上滑动连接有一个切割主机,所述激光切割台上端均匀固定连接有一组锯齿板,相邻两个所述锯齿板之间均固定连接有一个导流板,所述导流板两端高度低于中间位置高度,所述激光切割台上端且与导流板两侧相对应位置均开设有一个收集槽,所述收集槽内均卡接有一个收集框,所述收集槽底部侧壁固定连接有循环水管,本实用新型的有益效果是:通过循环水泵使水在循环水管和排水管之间循环流动,从而可以使切割废屑顺着水流进入收集框内进行收集,避免切割废屑粘附在锯齿板之间难以清理的情况。
2021-12-22 111 6.8

本实用新型公开了一种变压器铁芯硅钢片的收片装置,包括固定平台、硅钢片出料机构、压片机构、支撑平台和升降调节机构,所述固定平台设置在硅钢片出料机构的出料端下方,所述压片机构对应于硅钢片出料机构的出料口设置在硅钢片出料机构的上方,从所述硅钢片出料机构传送出的硅钢片通过压片机构压覆在固定平台上;所述固定平台上设置有升降调节机构,所述升降调节机构的升降端设置有支撑平台,所述支撑平台相对于固定平台在竖向方向上位移调节设置,能够对硅钢片叠放平面进行高度调节,保证出料高度的一致性,使得出料规整性较好。
2021-12-28 111 6.8

【作者】 吴玉美; 陆晔; ...
2023-05-09 110 5.8

【作者】 潘恒韬; 刘涛; ...
2023-05-09 110 5.8

本发明揭示了一种无取向硅钢的生产方法。所述生产方法中:按照Si:0.3~1.2%炼钢、制坯;将铸坯加热到1050~1150℃并保温150min以上,而后轧成厚度40~45mm的中间坯,再经精轧、卷取得到厚度为3.00±0.25mm的热轧卷板,精轧开轧温度≤Ar1=872℃+1000*(11*[Si]‑14*[Mn]+21*[Al]);当Ar1≥1000℃,终轧温度T≤840℃,否则T≤Ar1‑160℃;卷取温度≤550℃;经常化、酸连轧得到0.500±0.005mm的冷硬卷,常化温度为850~950℃;退火温度820~950℃,经成品退火、冷却、涂层和精整,得到无取向硅钢成品。
2021-06-17 110 6.8

本实用新型公开了一种硅钢片激光曲线开料机,本实用新型涉及电力设备技术领域,目前现有的硅钢立体三角形卷铁芯的机械式斜度开料机在开料过程中精度差、效率低,且在硅钢片送料的过程中,长时间后硅钢片容易发生松散情况,同时只能对单一厚度的硅钢片进行输送工作,包括放料组件和开料组件以及收料组件,所述放料组件用于对硅钢片的放料工作,所述开料组件用于对硅钢片的开料工作,所述收料组件用于对硅钢片的收料工作。该硅钢片激光曲线开料机,通过利用高速激光曲线开料,效率高精度好,且硅钢片在输送的过程中,能够自动调整导向辊的位置,进而能够对硅钢片起到很好的导向作用,使其表面时刻为张紧状态,进而保证硅钢片的开料效果。
2021-12-28 110 6.8

森吉米尔二十辊轧机是冷轧电工钢的主要机型,具有整体刚度大,辊径小,轧制道次压下量大,产品精度高等特点,简要介绍了近年来冷轧电工钢森吉米尔二十辊轧机领域进展,在轧机结构、厚度自动控制、板形自动控制等方面的技术及研究。 20-h Sendzmir reversible mill is the main type of cold rolled electrical steel which has the characteristic of high integral stiffness,small roller diameter,high pass reduction and high product quality.In this paper,the recent progress of frame structure,automatic gauge control,automatic flatness control of Sendzmir mill is introduced. 
2023-05-06 110 5.8

以水氯镁石为原料,采用氨法沉镁-煅烧-添加剂的方法制备硅钢级氧化镁。考察了反应温度、反应pH值、陈化时间对中间体氢氧化镁纯度及转化率的影响;研究了煅烧温度和煅烧时间对氧化镁水化率的影响及添加剂的量对氧化镁悬浮性能的影响。控制实验条件为:反应温度55℃,pH值为9.5,陈化时间2h,煅烧温度1050℃,煅烧时间2h,添加剂量为0.8%,制得氧化镁的纯度为98.99%、水化率为2.92%、悬浮性能为3mm/h,达到硅钢级氧化镁的要求。 Using bischofite as raw material,the preparation of magnesium oxide with silico-steel grade was studied.The effects of reaction temperature,reaction pH value and aging time on the intermediate magnesium hydroxide purity and conversion rate were studied.Calcinations temperature,calcinations time relationship to the hydration rate of MgO and amount of additive to the suspension performance of MgO were investigated.The results indicated that the optimum technological conditions were as follows:reac... 
2023-05-09 110 5.8

研究了薄板坯连铸连轧流程(TSCR)条件下热轧工艺对3.2%Si-0.7%Al无取向硅钢组织、织构演变及磁性能的影响规律。结果表明,提高均热温度和热轧温度有助于获得粗大的变形组织和强烈的{001}〈110〉织构,进而对后续的组织、织构演变进程及磁性能产生有利的遗传影响。与低温均热和低温热轧相比,高温均热和高温热轧得到的最终成品板的再结晶晶粒较粗大,λ纤维再结晶织构较强而γ纤维再结晶织构较弱,磁感应强度较高。 It was investigated that the effects of thin slab cast rolling(TSCR) hot rolling processes on microstructural,textural evolution and magnetic properties of 3.2%Si-0.7%Al non-oriented silicon steel.The results show that much larger hot rolling deformed microstructure and much stronger {001}〈110〉 texture could be obtained by increasing the soaking and hot rolling temperatures,which had good heritable effects on subsequent microstructural,textural evolution and magnetic properties.The final sheets ... 
2023-05-09 110 5.8

采用X射线衍射仪分析无取向硅钢冷轧织构和再结晶退火织构的演化,研究了热轧组织对无取向硅钢织构以及磁性能的影响。结果表明,具有均匀、粗大晶粒组织的热轧板,冷轧形成更多的剪切带,导致成品板形成高的高斯织构组分,并提高了{100}织构强度,降低了γ纤维织构,最终导致成品磁感应强度升高,铁损下降。 The texture evolution of non-oriented silicon steel during cold-rolling and recrystallization annealing was investigated by X-ray diffractometer.The effects of hot band microstructure on the texture and magnetic properties of non-oriented silicon steel were analyzed.The results show that more shear bands appear during cold rolling due to homogeneous coarse grain in hot band.So strong{110}<001> texture after recrystallization annealing forms.At the same time,the {100} texture components inc... 
2023-05-09 109 5.8

【作者】 彭志华; ...
2023-05-09 108 5.8

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