第8期 王成铎等：玻璃包覆铁基合金微丝制备微熔池的稳定性 。1045。 小感应加热器的高度、下锥孔的半径和微熔池到下 cations.J Magn Magn Mater,2002,242/245(1):216 锥孔上端面的距离均有利于增大微熔池所受悬浮 [7 Bhagat S M,Garcia-Miquel H.Lofland S E.Fermmagnetic reso nance and antiresonance in glass-coat ed amorphous microw ires.J 力：减小电流的同时减小微熔池的质量，有利于在保 Magn Mag Mater,2002.249(1/2):274 证微熔池温度为1280℃的条件下减小重力与悬浮 [8 Chiriac H.Qri T A.Magnetic properties of amomphous glass 力差值. covered w ires.J Magn Magn Mater,2002,249(1/2):46 (2)在本文研究条件下，整体感应加热器的合 [9 Zhao Z J,Ruan JZ.Fang Y Z.et al.Study of the method to pre 理结构尺寸为：感应加热器锥角120~130°、感应加 pare glasscoated Fe-based amorphous w ires.J East China Norm Univ Nat Sci,2002(2):51 热器高度12~14mm、下锥孔高度2~4mm、下锥孔 (赵振杰，阮建中，方允樟.等.玻璃包裹铁基合金非品细丝制 半径3~4mm:微熔池中心到感应加热器下锥孔上 备方法的研究.华东师范大学学报自然科学版，2002(2)：51) 端面的合理距离为4~6mm,合适的微熔池质量为【10 Got T,Nagano M.Mechanical properties of silver filament 1.5~20g. produced by the method of glasscoated melt spinning Trans (3)采用锥角120°、高度12mm、下锥孔高度3 pn1 ns Met,.1977,18(8):562 mm、下锥孔半径3mm的感应加热器，在微熔池质 [11]Gop T.Nagano M.Tanaka K.Tensile strength of copper and iron filaments produced by the method of glass-coated melt spin- 量约1.8g、微熔池中心到下锥孔上端面距离约5 ring.Trans Jpn Inst Met,1977,18(3):209 mm的条件下，通过连续进料使微熔池质量保持基 12]Hu Z Y,Liu X F.Su S.et al.Magnetic themo coupled finite 本不变，实现了玻璃包覆铁基合金微丝的连续稳定 element method simulat ion of micro melting bath in melt ing spin- 制备. ring.Chin J Nonferrous Met,2006.16 1):41 (胡志勇.刘雪峰，苏顺，等.熔融纺丝微熔池磁热耦合有限元 参考文献 数值模拟.中国有色金属学报，2006.16(1)：41) 13]Ok ress E C.Wmughton D M.Comenetz G.et al.Electromag [1]Donald I W.Production,properties and applications of microwire netic lev it ation of solid and molten metals.J App/Phys,1952, and related products.J Mater Sci,1987,22(8):2661 23(5):545 [2 Larin V S,Torcuno A V,Zhukov A,et al.Preparation and [14 Wei BB.Yang G C.Design and practice of high frequency elec- properties of glass coated microwires.J MagnMagn Mater. tromagnetic levitation melting.Acta Aeronaut Asromut Sin. 2002.249(1/):39 1988.9(12):B589 [3 Hu Z Y,Liu X F.Wang Z D.et al.Rapid solidification prepara (魏炳波，杨根仓.高频电磁悬浮熔炼的设计与实践.航空学 tion and appication of glass-coat ed metal micmowires.Mater Rev, 报，1988,9(12)：B589) 2004,18(9):8 15]Fromm E.Jehn H.Electromagnetic fowes and power absorption (胡志勇，刘雪峰，王自东，等.玻璃包覆金属微丝的快速凝固制 in levitation melting.BrJ Appl Phys,1965,16(5):653 备及应用.材料导报，2004.18(9)：8) [16 Ma W Z JiC C.Li J G.et al.Temperature character of elec- [4]Chiriac H.Oa ri TA.Amorphous glasscovered magnetic w ires: tromagnetic levitation melting.Acta Phys Sin.2003.52(4): preparation,pmopenies,applications.Prog Mater Sci,1996,40 2188 (5):333 (马伟增，季诚昌，李建国，等.电磁悬浮熔炼的温度特性.物 [5 Gao T,Takehashi N.High toughness Fe-base filaments pm- 理学报，2003.52(4)：2188) duced by glass-coated melt spinning.Trans.Ipn Inst Met,1987. 17]Wang Y H,Yang Y S.Amorphous Alloys.Beijing:Metallur 28(9):734 gical Industry Press,1989 [6 Zhukov A.Glass-coated magnetic microwires for techrical appli- (王一禾，杨膺善.非晶态合金.北京：治金工业出版社，1989)小感应加热器的高度、下锥孔的半径和微熔池到下 锥孔上端面的距离均有利于增大微熔池所受悬浮 力;减小电流的同时减小微熔池的质量, 有利于在保 证微熔池温度为 1 280 ℃的条件下减小重力与悬浮 力差值. (2) 在本文研究条件下, 整体感应加热器的合 理结构尺寸为:感应加热器锥角 120 ～ 130°、感应加 热器高度 12 ～ 14 mm 、下锥孔高度 2 ～ 4 mm 、下锥孔 半径 3 ～ 4mm ;微熔池中心到感应加热器下锥孔上 端面的合理距离为 4 ～ 6 mm, 合适的微熔池质量为 1.5 ～ 2.0 g . ( 3) 采用锥角 120°、高度 12 mm 、下锥孔高度 3 mm 、下锥孔半径 3 mm 的感应加热器, 在微熔池质 量约 1.8 g 、微熔池中心到下锥孔上端面距离约 5 mm 的条件下, 通过连续进料使微熔池质量保持基 本不变, 实现了玻璃包覆铁基合金微丝的连续稳定 制备 . 参 考 文 献 [ 1] Donald I W .Production, properties and applications of microw ire and related products.J Mater S ci, 1987, 22( 8) :2661 [ 2] Larin V S, Torcunov A V, Zhukov A, et al.Preparation and properties of glass-coated microwires.J Magn Magn Mater, 2002, 249( 1/ ) :39 [ 3] Hu Z Y, Liu X F, Wang Z D, et al.Rapid solidifi cation p repara￾tion and application of glass-coat ed met al microwires.Mater Rev, 2004, 18( 9) :8 ( 胡志勇, 刘雪峰, 王自东, 等.玻璃包覆金属微丝的快速凝固制 备及应用.材料导报, 2004, 18( 9) :8) [ 4] Chiriac H, v ri T A .Amorphous glass-covered magnetic w ires: preparation, properties, applications.Prog Mater Sci, 1996, 40 ( 5) :333 [ 5] Gotō T, Takehashi N .High toughness Fe-base filaments pro￾duced by glass-coated melt spinning .Trans Jpn Inst Met, 1987, 28( 9) :734 [ 6] Zhukov A .Glass-coat ed magnetic microwires f or techni cal appli￾cations.J Magn Magn Mater, 2002, 242/ 245( 1) :216 [ 7] Bhagat S M, Garcia-Miquel H, Lofland S E .Ferromagnetic reso￾nance and antiresonance in glass-coat ed amorphous microw ires.J Magn Mag Mater, 2002, 249( 1/ 2) :274 [ 8] Chiriac H, v ri T A.Magnetic properties of amorphous glass￾covered w ires.J Magn Magn Ma ter, 2002, 249( 1/2) :46 [ 9] Zhao Z J, Ruan J Z, Fang Y Z, et al.S tudy of the method to pre￾pare glass-coated Fe-based amorphous w ires.J East China Norm Uni v Nat Sci, 2002( 2) :51 ( 赵振杰, 阮建中, 方允樟, 等.玻璃包裹铁基合金非晶细丝制 备方法的研究.华东师范大学学报:自然科学版, 2002( 2) :51) [ 10] Gotō T, Nagano M .Mechanical properties of silver filament produced by the method of glass-coat ed melt spinning.Trans Jp n Inst Met, 1977, 18( 8) :562 [ 11] Gotō T, Nagano M , Tanaka K .Tensile strength of copper and iron filaments produced by the method of glass-coat ed melt spin￾ning .Trans Jpn Inst Met, 1977, 18( 3) :209 [ 12] Hu Z Y, Liu X F, Su S, et al.Magneti c-thermo coupled finite element method simulation of micro melting bath in melting spin￾ning .Ch in J Nonf errous Met, 2006, 16( 1) :41 ( 胡志勇, 刘雪峰, 苏顺, 等.熔融纺丝微熔池磁热耦合有限元 数值模拟.中国有色金属学报, 2006, 16( 1) :41) [ 13] Ok ress E C, Wroughton D M, Comenetz G, et al.Electromag￾neti c levit ati on of solid and molten metals.J App l Phys, 1952, 23( 5) :545 [ 14] Wei B B, Yang G C .Design and practice of high frequency elec￾tromagnetic levitation melting .Acta Aeronaut Astrona ut Sin , 1988, 9( 12) :B589 ( 魏炳波, 杨根仓.高频电磁悬浮熔炼的设计与实践.航空学 报, 1988, 9( 12) :B589) [ 15] Fromm E, Jehn H .Electromagnetic f orces and power absorption in levit ation melting .Br J Appl Phys, 1965, 16( 5) :653 [ 16] Ma W Z, Ji C C, Li J G, et al.Temperature character of elec￾tromagnetic levitation melting.Acta Phys S in , 2003, 52 ( 4 ) : 2188 ( 马伟增, 季诚昌, 李建国, 等.电磁悬浮熔炼的温度特性.物 理学报, 2003, 52( 4) :2188) [ 17] Wang Y H, Yang Y S.Amorphous A lloys.Beijing :Metallur￾gical Industry Press, 1989 ( 王一禾, 杨膺善.非晶态合金.北京:冶金工业出版社, 1989) 第 8 期 王成铎等:玻璃包覆铁基合金微丝制备微熔池的稳定性 · 1045 ·