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    • 5. 发明授权
    • Joined metal member and a method and an apparatus for fabricating the same
    • 接合的金属构件及其制造方法和装置
    • US06222150B1
    • 2001-04-24
    • US09153455
    • 1998-09-15
    • Seiji NomuraSatoshi NanbaYukio YamamotoYukihiro SugimotoShinya Shibata
    • Seiji NomuraSatoshi NanbaYukio YamamotoYukihiro SugimotoShinya Shibata
    • B23K2000
    • B23K11/34B23K11/20B23K20/16
    • The present invention provides a method for joining two metal members into a joined metal member. The method comprise steps of; applying a brazing material having a higher melting point than both the members on the surface of a first metal member and heating them to form a brazing material on said surface and a braze-diffusion layer under the brazing material in the surface area of the first member; and, then, pressing the first and another second metal members between which the brazing material is interposed during heating at a higher temperature than said melting point of the brazing material to squeeze the molten brazing material out between both the contact surfaces of both the metal members, therefor the two metal members being joined by the braze diffusion layers formed in both the surfaces into the joined metal member. Particularly, the first metal member may comprise an iron-based alloy and the second metal members may comprise an aluminum-based alloy, and the brazing material may be zinc-containing material such as Zn—Al eutectic alloy.
    • 本发明提供一种将两个金属构件接合到接合的金属构件中的方法。 该方法包括以下步骤: 施加具有比第一金属构件表面上的两个构件更高的熔点的钎焊材料,并加热它们以在所述表面上形成钎焊材料,并且在第一构件的表面区域内的钎焊材料下面的钎焊扩散层 ; 然后在比钎焊材料的熔点高的加热温度下挤压钎焊材料插入其中的第一和第二金属构件,以将两个金属构件的两个接触表面之间挤出熔融钎料 因此,两个金属构件通过形成在两个表面中的钎焊扩散层连接到接合的金属构件中。 特别地,第一金属构件可以包括铁基合金,并且第二金属构件可以包括铝基合金,并且钎焊材料可以是诸如Zn-Al共晶合金的含锌材料。
    • 7. 发明授权
    • Metal welding method and metal bonding structure
    • 金属焊接方法和金属结合结构
    • US06552292B1
    • 2003-04-22
    • US09497193
    • 2000-02-03
    • Seiji NomuraSatoshi NanbaYukihiro SugimotoYukio Yamamoto
    • Seiji NomuraSatoshi NanbaYukihiro SugimotoYukio Yamamoto
    • B23K1100
    • B23K1/19B23K11/002B23K20/16B23K20/2275F01L3/22
    • When a seat (3) (FIG. 6A) on which a wax layer (7) is formed via a melting reaction layer (5) is brought into contact with a head (2) and heated and pressed in this state, a melting reaction layer (6) forms below the wax layer (FIG. 6B). When electric current application and pressing are continued from this state, a wax which has not reacted in the wax layer (7) in the formation of the melting reaction layer (6) is discharged from between the melting reaction layers (5) and (6). When electrical current application and pressing are further continued from this state, the two melting reaction layers (5) and (6) diffuse each other. The result is that a ternary alloy bonding layer (10) containing Fe, Al, and Zn, which constitute the melting reaction layers (5) and (6) is formed between the seat (3) and the head (2) (FIG. 6D).
    • 当通过熔融反应层(5)在其上形成蜡层(7)的座(3)(图6A)与头部(2)接触并在该状态下加热和加压时,熔融反应 层(6)形成在蜡层下方(图6B)。 当从该状态继续进行电流施加和加压时,在形成熔融反应层(6)时在蜡层(7)中没有反应的蜡从熔融反应层(5)和(6)之间排出 )。 当从该状态进一步继续进行电流施加和压制时,两个熔融反应层(5)和(6)彼此扩散。 结果是,在座椅(3)和头部(2)之间形成包含构成熔融反应层(5)和(6)的Fe,Al和Zn的三元合金结合层(10)(图3)。 6D)。
    • 8. 发明授权
    • High ductility aluminum alloy and method for manufacturing the high
ductility aluminum alloy
    • 高延展性铝合金及高延展性铝合金的制造方法
    • US5925314A
    • 1999-07-20
    • US829693
    • 1997-03-31
    • Katsuya NishiguchiYukio YamamotoYukihiro Sugimoto
    • Katsuya NishiguchiYukio YamamotoYukihiro Sugimoto
    • B22D17/00B21D53/88C22C21/00C22F1/04
    • C22F1/04C22C21/00
    • It is an object of the invention to provide high-ductility alloy which is improved both in casting characteristics and elongation without lowering strength by selecting a good combination of ingredients and a proportion thereof. It is another object of the invention to provide a casting which has an good elongation without being heat-treated. It is a further object of the invention to provide a method of manufacturing integral parts having some portions with specific construction which make it impossible for a set of molding dies to be separated after finishing casting by means of in-one-piece molding. Those objects can be accomplished bay providing an high ductility aluminum alloy which contains manganese ingredient, iron ingredient, magnesium ingredient and slice of unavoidable impurity, wherein a content of the iron usually regarded as impurity is set within specified limits, magnesium content is relatively less and manganese content is relatively more than that in a conventional aluminum alloy. More specifically the high ductility Al alloy contains 1.0-2.0% by weight manganese, 0.4-1.5 & % by weight iron, 0.91-0.5% bit weight magnesium and the balance of aluminum and impurities.
    • 本发明的一个目的是提供一种通过选择成分及其比例的良好组合而在不降低强度的情况下提高铸造特性和伸长率的高延展性合金。 本发明的另一个目的是提供一种在不进行热处理的情况下具有良好伸长率的铸件。 本发明的另一个目的是提供一种制造具有特定结构的一些部分的整体部件的方法,这使得一套成型模具在通过一体成型完成铸造之后不可能分离。 可以实现这些目的,提供含有锰成分,铁成分,镁成分和不可避免杂质的高延展性铝合金,其中通常被认为是杂质的铁的含量设定在规定的限度内,镁含量相对较少, 锰含量比传统的铝合金相当多。 更具体地,高延展性Al合金含有1.0-2.0重量%的锰,0.4-1.5重量%的铁,0.91-0.5重量%的镁,余量的铝和杂质。
    • 10. 发明授权
    • Method and apparatus for semi-molten metal injection molding
    • 半熔融金属注射成型的方法和装置
    • US06619370B2
    • 2003-09-16
    • US09345487
    • 1999-07-01
    • Kazuo SakamotoKyoso IshidaYukio Yamamoto
    • Kazuo SakamotoKyoso IshidaYukio Yamamoto
    • B22D2709
    • B22D17/007Y10S164/90
    • In a semi-molten metal injection molding method of producing a thin molded product by injecting a semi-molten metal M of a magnesium alloy, in a semi-melting state, into a cavity of a mold through a product gate, characterized in that it is made possible to obtain a high-quality thin molded product by maintaining satisfactory fluidity of the semi-molten metal M. A grain size of the solid fraction in the melt M is set to not more than 0.13 times the average thickness of the product portion of the thin molded product and a molten metal velocity at the product gate is set to not less than 30 m/s and, moreover, a solid fraction Fs (%) of the semi-molten metal M and a grain size D (&mgr;m) of the solid phase of the semi-molten metal M are set so as to define the relationship Fs×D≦1500.
    • 在半熔融金属注射成型方法中,通过将半熔融状态的镁合金的半熔融金属M通过产品浇口注入到模具的空腔中来制造薄的模制产品,其特征在于, 可以通过保持半熔融金属M的令人满意的流动性来获得高质量的薄模制品。熔体M中的固体部分的晶粒尺寸被设定为产品部分的平均厚度的0.13倍以下 的薄模制品和产品浇口处的熔融金属速度设定为不小于30m / s,此外,半熔融金属M的固体分率Fs(%)和晶粒尺寸D(母体) 设定半熔融金属M的固相以定义FsxD <= 1500的关系。