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    • 2. 发明授权
    • Blank feeding method
    • 空白送料方式
    • US06981303B2
    • 2006-01-03
    • US10484304
    • 2002-07-23
    • Yasuhiro NakaoHiroto ShojiKunitoshi SugayaTakashi KatoTakaharu EchigoSatoshi Matsuura
    • Yasuhiro NakaoHiroto ShojiKunitoshi SugayaTakashi KatoTakaharu EchigoSatoshi Matsuura
    • B23P17/00
    • B26D3/161B26D3/16B26D7/10Y10T29/49794Y10T29/49798Y10T29/49989
    • A method of feeding a blank (31) by cutting a billet (11) for plastic working includes the steps of superimposing a plurality of annular members (15 to 18) having a coefficient of linear expansion smaller than that of the billet and an inside diameter slightly greater than the outside diameter of the billet on one another to assemble a tubular jig (12), inserting the billet into the assembled jig, heating the billet and the jig to a temperature at which the billet is half-molten, and cutting the billet into at least one blank by moving the annular members adjacent to one another in opposite directions. The cutting of the billet does not need a cutting tool, thus causing no wear of blades, and thereby allowing reduction in production cost. The billet can be cut into a plurality of pieces at a time, increasing productivity. Since the blanks can be fed together with the annular members, there is no need to reheat the blanks, providing increased productivity.
    • 通过切割用于塑性加工的坯料(11)来进给坯料(31)的方法包括以下步骤:将具有小于坯料的线性膨胀系数的多个环形构件(15至18)重叠,并且内径 稍微大于坯料的外径,以组装管状夹具(12),将坯料插入组装的夹具中,将坯料和夹具加热至坯料半熔融的温度,并切割 通过沿相反的方向移动相邻的环形构件,坯料进入至少一个坯料。 坯料的切割不需要切削工具,因此不会造成刀片磨损,从而能够降低生产成本。 一次可以将坯料切成多个片,提高生产率。 由于坯料可以与环形构件一起进料,所以不需要再加热坯料,从而提高生产率。
    • 6. 发明授权
    • Method and apparatus for forming an aluminum alloy composite material
    • 用于形成铝合金复合材料的方法和装置
    • US5669434A
    • 1997-09-23
    • US548020
    • 1995-10-25
    • Yasuhiro NakaoKunitoshi Sugaya
    • Yasuhiro NakaoKunitoshi Sugaya
    • C22C1/10C22C47/10B22D19/14
    • C22C47/10C22C1/1036B22F2998/00C22C2001/1063
    • A method for producing an aluminum alloy composite material comprises disposing in a mold, in sequence from bottom to top, an infiltration enhancer containing Mg, a preform and an aluminum matrix alloy ingot, and then inserting the mold into an atmospheric furnace. The interior of the atmospheric furnace is then turned into an argon atmosphere. Thereafter, the internal temperature of the furnace is raised to a first predetermined temperature which is maintained for a given period of time so that the infiltration enhancer sublimates to permit the Mg component thereof to infiltrate into the preform. The atmosphere inside the furnace is then turned from the argon atmosphere into a nitrogen atmosphere. Thereafter, the internal temperature of the furnace is raised to a second predetermined temperature higher than the first predetermined temperature and maintained for a given period of time so that the aluminum matrix alloy ingot melts to permit the aluminum matrix alloy to spontaneously infiltrate into the preform. The interior of the furnace is then cooled to thereby produce an aluminum alloy composite material of high-quality.
    • 一种铝合金复合材料的制造方法,其特征在于,在从底部到顶部的模具中依次配置含有Mg,预成型体和铝基合金锭的渗透增强剂,然后将模具插入大气炉中。 然后将大气炉的内部变成氩气氛。 此后,将炉内的温度提高到保持给定时间段的第一预定温度,使得渗透增强剂升华以允许其Mg组分渗透到预成型体中。 然后将炉内的气氛从氩气转变成氮气氛。 此后,炉内部温度升高至高于第一预定温度的第二预定温度并保持给定的时间段,使得铝基合金锭熔化以允许铝基体合金自发地渗透到预成型件中。 然后将炉内部冷却,从而生产高质量的铝合金复合材料。