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本实用新型涉及一种取向硅钢氧化镁线涂层装置,尤其涉及一种取向硅钢氧化镁涂层线用冷涂辊,具有涂层辊本体及包覆在涂层辊本体外层的橡胶涂层;涂层辊本体内部为空腔结构,空腔结构内通有循环冷冻液。本实用新型涂层辊内部设计成空腔结构,并通过循环冷冻液对涂层辊进行冷却降温,既可以达到通过涂层辊对氧化镁进行降温的目的,从而满足工艺要求,防止质量缺陷的产生,还可延缓涂层辊因反复摩擦生热造成橡胶层老化,从而延缓涂层辊使用寿命。
2021-12-18 161 6.8

【作者】 周威; 刘侃; ...
2012-12-28 122 5.8

本发明提供了一种提高无取向硅钢铁损均匀性的方法,所述方法包括,对无取向硅钢板坯进行加热和粗轧,获得中间坯;将所述中间坯精轧后以620‑750℃的温度进行卷取,获得热轧卷;将所述热轧卷进行酸洗和冷轧,获得冷轧卷;对所述冷轧卷升温至900‑960℃的温度保温50‑90s的时间,进行退火,获得铁损均匀性良好的无取向硅钢。本发明提供的方法,其铁损P1.0/50为1.379‑2.721W/kg,P1.5/50为2.751‑5.438W/kg,B5000为1.706‑1.741T,在线P1.0/50极差为0.062‑0.188W/kg,无取向硅钢的铁损更均匀。
2021-03-18 124 6.8

以青海盐湖氯化镁为初级原料,采用喷雾热解法制备原料氧化镁。原料氧化镁通过水化制备氢氧化镁。将氢氧化镁过滤、洗涤、烘干、粉碎、煅烧,制备硅钢级氧化镁。本文重点考察煅烧温度、煅烧时间、料层厚度等因素对氧化镁水化率的影响,采用均匀实验设计和DPS数据处理,确定最优煅烧实验条件为:煅烧温度1250℃,煅烧保温时间4小时,料层厚度0.5cm。在此条件下得到的硅钢级氧化镁完全满足硅钢及氧化镁的行业标准。 The magnesium oxide is prepared by Spray pyrolysis process,which magnesium chloride from Qinghai Salt Lake is used as primary raw material,and hydrated to magnesium hydroxide,then obtained silicon steel magnesia through filtering,washing,drying,crushing and calcinations.In this paper,influences of some factors on magnesia hydration rate are studied,such as calcination temperature,calcination time and material thickness.After average experimental design and DPS data processing,optimal calcination... 
2013-05-28 116 5.8

采用取向分布函数和取向线分析方法对低温板坯加热取向硅钢从热轧到初次再结晶工艺阶段的织构进行了研究。研究表明:一次冷轧后各层的织构组分与热轧板各层面的织构组分存在着继承关系,次表层存在很强的{001}<110>织构,中心层的织构和热轧板的中心层相似,存在强的{001}<110>和{112}<110>织构;中间退火后发生再结晶,各织构组分的强度有所减弱,Goss织构组分再次出现;二次冷轧后沿厚度方向上的织构不均匀性不明显,{111}<112>织构强度最高,几乎是其他织构组分的1倍,{001}<110>织构大幅降低;初次再结晶后织构沿厚度方向没有明显的不均匀性,{111}<110>为最强的织构组分,并且具有一定强度的Goss位向。 The texture from the first cold rolling to the primary recrystallization of low temperature slab reheating grain-oriented electrical steel were researched by orientation distribution function and orientation distribution intensity technique.The results show that after the first stage of cold rolling,there is a strong {001}<110> texture in the subsurface and the texture in center layer is very similar to the center layer of hot band which has strong {001}<110> and {112}<110> tex... 
2011-08-28 173 5.8

介绍了一种适用于超大晶粒取向硅钢的高斯晶粒取向偏离角的X射线衍射测量方法,提出了将试探法和探测器扫描法相结合的方式进行测量。结果表明:该方法可以同时获得准确的实际衍射角度和取向偏离角度,试样制备方式简单,对设备的要求低且测量结果准确。 This paper introduces a X-ray diffraction measurement method of Gaussian grain orientation deviation angle for ultra-large grain oriented silicon steel, and puts forward a method of combining the test method with the detector scanning. The results show that this method can obtain accurate actual diffraction angle and orientation deviation angle at the same time. The sample preparation method is simple, the requirements for equipment are low, and the measurement results are accurate. 
2022-02-28 143 5.8

本实用新型涉及一种用于电机电磁钢板叠装的液压治具,属于电机生产治具技术领域。该用于电机电磁钢板叠装的液压治具,包括上压板和下压板,上压板和下压板呈之母“U”型。本实用新型设计了一种用于电机电磁钢板叠装的液压治具在使用过程中,将液压治具的底部放置在初步叠装放置的电磁钢板上,在通过液压装置来压紧液压治具,液压治具将压力传导和均匀分散,使得整个电磁钢板受理均匀。总之,该用于电机电磁钢板叠装的液压治具结构设计合理,可以加大液压机上电磁钢板的受力面积,使得受力均匀,从而快速完成压装缩短作业时间,提高了电磁钢板叠装效率和质量。
2021-04-27 147 6.8

Fe-6.5%Si高硅钢是一种具有高磁导率、低矫顽力和低铁损等优异软磁性能的合金,但是其室温脆性和低的热加工性能严重影响了其在工业领域的应用。综述了Fe-6.5%Si高硅钢的性能,评述了合金的改性法、特殊轧制法、快速凝固法、沉积扩散法、粉末冶金法等制备工艺。 It is well known that 6.5%Si high silicon steel is one kind of soft magnetic materials with higher re-lative permeability,lower coercive force and iron loss than those of conventional industrial silicon steel.However,their room-temperature embrittleness and poor workability limit their practical applications in the industry.The pre-paration technique such as modification treatment on alloy,special rolling,rapid solidification,CVD and powder me-tallurgy is reviewed. 
2023-05-09 185 5.8

本发明属于涂料技术领域,具体公开了一种用于取向硅钢的无铬无机绝缘涂料,包括以下重量份配比的原料:小颗粒硅溶胶10‑50份、大颗粒硅溶胶10‑50份、磷酸二氢铝溶液5‑50份、助剂0.1‑10份及水10‑100份。本发明还提供了一种用于取向硅钢的无铬无机绝缘涂料的制备方法,通过将小颗粒硅溶胶和大颗粒硅溶胶混合均匀成硅溶胶混合液后加水得到混合硅溶胶水溶液;再依次向其中加入磷酸二氢铝和助剂并持续拌至均匀,得到用于取向硅钢的无铬无机绝缘涂料。本发明提供的无铬无机绝缘涂料适用于取向硅钢,使取向硅钢环保无害的同时具有与含铬取向硅钢相当的耐腐蚀时效,从而实现取向硅钢产业绿色化并大大改善取向硅钢的综合性能。
2021-05-28 134 6.8

本实用新型涉及硅钢绝缘涂料生产技术领域,尤其为一种环保硅钢绝缘涂生产加工用灌装装置,包括底座,所述底座的顶端右侧固定连接有支架,所述支架的顶端内侧固定连接有加料管,所述加料管的底端外侧连通有电磁阀,所述支架的右端固定连接有控制器和报警灯,本实用新型中,通过设置的报警灯、加料管、储存桶、限位轴、弹簧、限位环和载物板,通过弹簧对载物板以及储存桶进行支撑,在储存桶内侧没有原料时加料管的一端处于储存桶的内侧,由于加料管的出料口在储存桶的内侧,同时加料管的出料口离储存桶的底部距离近,物料从加料管出来时不会出现迸溅的现象,随着储存桶内侧物料之间的增加,载物板以及储存桶也会一起往下移动,直到触碰限位开关。
2021-04-27 108 6.8

借助电子背散射(EBSD)技术对AlN为主抑制剂的Hi-B取向硅钢常化工艺的中间冷却制度进行了研究。结果表明:常化后试样均发生了完全再结晶,在60℃/s冷速下组织最均匀;在合适的冷却制度下常化板表层保留了强的Goss织构,它深入到1/4厚度处,并且形成对Goss织构有利的强{554}<225>织构。 The intermediate cooling system of Hi-B oriented silicon steel with AlN main inhibitor in normalizing process was studied by means of electron back diffraction(EBSD) technique. The results show that:the specimens after normalizing are fully recrystallization, and the microstructure is most uniform under the intermediate cooling rate of 60℃/s; under suitable cooling system, normalized plate surface retains strong Goss texture, it penetrates into the 1/4 thickness of the plate and forming strong {... 
2014-11-28 130 5.8

热轧轧制工艺对产品性能和轧制稳定性影响很大,对中低牌号无取向电工钢,当在两相区轧制时,热轧塑性明显降低,板形变坏,易出现边裂等情况。以50W1000为例,通过对其变形抗力进行研究,得出把两相区控制在F4与F5之间为最佳轧制工艺的结论。在此基础上制定了一套较为合理的热轧工艺制度。采用新的轧制工艺后,50W1000热轧精轧的稳定性明显改善,热轧产品合格率由开发初期的40%左右提高到95%以上。 The hot rolling process has great influence on product′s performance and rolling stability.For the low medium grade non-oriented electrical steel,when non-oriented electrical steel is rolled in tow phase region,the hot rolling plasticity reduces obviously,the shape of strip goes bad and easily to crack at the edge.The deformation resistance of 50W1000 steel was investigated.The results show that the optimal rolling process is to control the two phase region between F4 and F5.Based on the results... 
2011-03-28 168 5.8

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