摘要：【中文】本发明公开了一种铁硅铝磁芯，其制备方法包括：铸锭熔炼，并在熔炼过程中加入改性超细SiC粉体；制备铁硅铝粉末；对制得的铁硅铝粉末的表面进行磷化处理：对磷化处理后的铁硅铝粉末进行绝缘包覆处理，处理后的材料压制成铁硅铝磁芯；将压制成型的铁硅铝磁芯在氮气氛围下进行退火处理；将退火处理后的铁硅铝磁芯进行表面喷涂处理，本方法可使铁硅铝磁芯的制作工艺要求相对宽松，增加成品率，其次可使得铁硅铝磁芯的磁性能显著提高，可用于工业生产。 【EN】The invention discloses a ferro-silicon-aluminum magnetic core, and a preparation method thereof comprises the following steps: smelting the cast ingot, and adding modified superfine SiC powder in the smelting process; preparing aluminum ferrosilicon powder; and (3) carrying out phosphating treatment on the surface of the prepared iron-silicon-aluminum powder: carrying out insulation coating treatment on the phosphated iron-silicon-aluminum powder, and pressing the treated material into an iron-silicon-aluminum magnetic core; annealing the press-formed iron-silicon-aluminum magnetic core in a nitrogen atmosphere; the annealed sendust magnetic core is subjected to surface spraying treatment, the method can ensure that the manufacturing process requirement of the sendust magnetic core is relatively loose, the yield is increased, and the magnetic property of the sendust magnetic core is obviously improved and can be used for industrial production.

摘要：【中文】本发明公开了一种磁粉真空绝缘钝化工艺，用于对磁粉进行钝化处理，涉及技术磁粉钝化领域，通过采用磷酸溶液钝化剂,并配以真空搅拌罐，在真空环境下对磁粉与磷酸溶液钝化剂的混合物进行加热，并进行进行搅拌，使磷酸溶液钝化剂与磁粉充分混合完成钝化，经过静置后能够得出钝化效果良好的磁粉，此工艺能够明显增加磁粉的钝化效果，提高磁粉的耐腐蚀性，使盐雾试验出白锈时间可达50～100小时,达到了磷酸盐钝化的性能水平，而且远高于国家标准。同时,廉价的硅酸盐又使钝化成本大大降低。该钝化工艺稳定可靠,所生产的产品性能优良、生产成本低，具有很重要的社会意义和应用价值。 【EN】The invention discloses a magnetic powder vacuum insulation passivation process, which is used for passivating magnetic powder and relates to the technical field of magnetic powder passivation. Meanwhile, the low-cost silicate greatly reduces the passivation cost. The passivation process is stable and reliable, and the produced product has excellent performance and low production cost, and has important social significance and application value.

摘要：【中文】本发明公开了一种悬浮式磁芯涂装工艺，将磁芯工件的表面打磨至无明显的污渍，表面粗糙为止这一步骤的操作，对磁芯表面污渍进行初步的处理，通过将磁芯置于温水中，加入适当的清洗剂进行清洗，除去磁芯工件表面因打磨产生的灰尘以及污渍，清洗完成后使用棉布对表面进行擦拭这一步骤的操作，使磁芯工件表面残留的污渍进行清洗，添加清洗剂能够使清洗的效果更好，通过将磁芯置于磁悬浮展示架中，磁芯工件处于悬浮的状态，在磁芯工件与其他物品不接触的情况下，对新型工件进行烘干，避免磁芯的表面有水渍残留，通过对磁芯工件的二次打磨与二次涂装的操作，能够使磁芯表面涂装后的涂层更加的均匀，且不容易脱落。 【EN】The invention discloses a suspended magnetic core coating process, which comprises the steps of polishing the surface of a magnetic core workpiece until no obvious stain exists and the surface is rough, primarily treating the stain on the surface of a magnetic core, cleaning the surface of the magnetic core workpiece by placing the magnetic core in warm water and adding a proper cleaning agent, removing dust and stain generated by polishing, wiping the surface by using cotton cloth after cleaning is finished, cleaning the residual stain on the surface of the magnetic core workpiece, adding the cleaning agent to enable the cleaning effect to be better, placing the magnetic core workpiece in a magnetic suspension display rack, enabling the magnetic core workpiece to be in a suspended state, drying a novel workpiece under the condition that the magnetic core workpiece is not in contact with other articles, avoiding the surface of the magnetic core from having residual water stain, and enabling the coating after coating on the surface of the magnetic core workpiece to be more uniform through the operations of secondary polishing and secondary coating of the magnetic core workpiece, and is not easy to fall off.

摘要：【中文】本发明属于软磁材料技术领域，具体涉及一种磁导率为125的铁镍软磁粉芯制备方法，包括步骤铁镍粉末配粉、绝缘包覆、压制成型、热处理和表面涂装；所述铁镍粉末配粉包括将铁镍粉末分筛成小于60μm、大于等于60μm且小于125μm、大于等于125μm三种粒径，按40％：30％：30％的比例混合均匀。本发明采用的是气雾化铁镍粉末，通过粒度配比、绝缘包覆、压制成型以及表面喷涂等工序来制备导磁率为125的铁镍金属软磁粉芯，采用本方法制得的铁镍磁芯损耗低，直流偏置性能好。 【EN】The invention belongs to the technical field of soft magnetic materials, and particularly relates to a preparation method of an iron-nickel soft magnetic powder core with the magnetic conductivity of 125, which comprises the steps of iron-nickel powder preparation, insulation coating, press forming, heat treatment and surface coating; the iron-nickel powder preparation method comprises the following steps of screening iron-nickel powder into three particle sizes of less than 60 mu m, more than or equal to 60 mu m, less than 125 mu m and more than or equal to 125 mu m according to a proportion of 40%: 30%: mixing at a ratio of 30%. The invention adopts gas atomization iron-nickel powder, and prepares the iron-nickel metal soft magnetic powder core with the magnetic permeability of 125 through the procedures of granularity proportioning, insulation coating, press forming, surface spraying and the like.

摘要：【中文】本发明公开了一种磁粉制备工艺，包括以下步骤：投入到金属粉末研磨装置内对金属粉末制备原料进行研磨；投入到金属粉末筛分装置内，将粉末状的多种金属粉末制备原料中的杂质以及颗粒过大的粉末进行筛分；投入至金属粉末搅拌加热装置内，使低硬度塑性金属粉末均匀分布在铁硅铝粉末中；在配制好的混合粉末中加入钝化剂进行钝化处理；将金属粉末搅拌加热装置进行密封，搅拌桶内抽真空，然后充入氩气；将铁硅铝磁粉末加热；金属粉末搅拌加热装置停止加热。本方法对设备的限制较小，生产效率高，通过对粉末进行研磨以及筛分处理，能够提高磁粉的生产质量；通过加热处理可以降低粉末颗粒的硬度和脆性，桶内壁材料与被加工材料相同，防止污染。 【EN】The invention discloses a magnetic powder preparation process, which comprises the following steps: putting the mixture into a metal powder grinding device to grind a metal powder preparation raw material; putting the powder into a metal powder screening device, and screening impurities and oversize powder in various powdery metal powder preparation raw materials; putting the mixture into a metal powder stirring and heating device to uniformly distribute the low-hardness plastic metal powder in the sendust powder; adding a passivating agent into the prepared mixed powder for passivation treatment; sealing the metal powder stirring and heating device, vacuumizing the stirring barrel, and then filling argon; heating the sendust magnetic powder; the metal powder stirring and heating device stops heating. The method has small limitation on equipment and high production efficiency, and can improve the production quality of magnetic powder by grinding and screening the powder; the hardness and brittleness of the powder particles can be reduced through heating treatment, and the material of the inner wall of the barrel is the same as that of the processed material, so that pollution is prevented.

摘要：【中文】本发明公开了一种高温金属退火工艺，包括以下步骤：(1)对高温退火炉进行预热，根据不同材质进行选择温度，温度范围位于390℃至410℃之间，(2)高温退火炉开始循环吹风系统的工作，(3)将金属片放置在高温退火炉内部的行吊上，将金属片进行在高温退火炉内部进行上料，且将高温退火进行密封，(4)高温退火炉的加热系统开始工作，高温退火炉加热温度根据不同材质的金属进行选择。通过期间氧气检测仪，通过抽气泵进行抽气取样和抽出多余氧气，通过氧气产生电解液反应进行补充氧气，通过氢气检测仪进行检测氢气含量，通过抽气泵抽出多余氢气，且通过注气管进行输入需求氢气，达到了对金属板退火气氛进行检测和调控的效果。 【EN】The invention discloses a high-temperature metal annealing process, which comprises the following steps: (1) preheating a high-temperature annealing furnace, selecting temperature according to different materials, wherein the temperature range is between 390 ℃ and 410 ℃, (2) the high-temperature annealing furnace starts to work in a circulating air blowing system, (3) a metal sheet is placed on a crane in the high-temperature annealing furnace, the metal sheet is fed in the high-temperature annealing furnace, and high-temperature annealing is sealed, (4) a heating system of the high-temperature annealing furnace starts to work, and the heating temperature of the high-temperature annealing furnace is selected according to metals of different materials. Through the oxygen detector of period, carry out the sample of bleeding and take out unnecessary oxygen through the aspiration pump, produce the electrolyte reaction through oxygen and supply oxygen, detect hydrogen content through the hydrogen detector, take out unnecessary hydrogen through the aspiration pump, and carry out input demand hydrogen through the gas injection pipe, reached and detected and the effect of regulation and control the metal sheet annealing atmosphere.

摘要：【中文】本发明公开了一种磁性电感性能检测方法，首先取出20个需要测试的磁芯，选取的磁芯内芯形状必须相同，逐个检查原料的表面是否具有缺口，裂纹甚至折断的现象，并进行记录，将损坏的磁芯淘汰不予使用，避免测试中产生误差，并保证剩余的磁芯在15个以上，将分组的线圈分别连接万用表，并使用电阻档分别测试铜线圈的直流电阻，当所测阻值与标准值相差不多时，此时铜线圈可以进行使用，将含有不能使用的线圈组淘汰，剩余的进行下一步工作，使用电感测试仪测出剩余每组线圈的电感量进行对比分析以及记录，找出规律，通过分组测试，可以更好的进行对比，测试的结果更加直观，具有说服力。 【EN】The invention discloses a magnetic inductance performance detection method, which comprises the steps of firstly taking out 20 magnetic cores to be tested, selecting magnetic cores with the same shape, checking whether the surfaces of raw materials have gaps or not, cracks or even breakage phenomena one by one, recording, eliminating the damaged magnetic cores without using the damaged magnetic cores, avoiding errors in the test, ensuring more than 15 residual magnetic cores, respectively connecting grouped coils with a universal meter, respectively testing the direct current resistance of a copper coil by using a resistance stage, when the measured resistance value is not much different from a standard value, using the copper coil, eliminating coil groups which cannot be used, performing the next operation on the residual coils, measuring the inductance of each residual coil group by using an inductance tester for comparative analysis and recording, finding out the rule, better performing the comparison through the grouped test, and enabling the test result to be more visual, has convincing power.