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    • 5. 发明公开
    • 다공성 동 제조 방법
    • 多孔铜的制造方法
    • KR1020150084452A
    • 2015-07-22
    • KR1020140004485
    • 2014-01-14
    • 인하대학교 산학협력단
    • 현승균김형태이지운김상욱
    • C22C1/08C22C1/02C22C9/00
    • C22C1/08C22C1/02C22C1/1036C22C9/00
    • 본발명은다공성동을제조하는방법으로서, 대기압상태의가스분위기에서동(Cu)을용해하는단계; 합금용금속을용해시키는단계; 용해된상기동에용해된상기합금용금속을첨가하는단계; 상기합금용금속이첨가된상기용해된동을몰드로주입하는단계; 및상기몰드내에주입된상기동을응고시켜상기동 내부에기공이형성되도록하는단계; 를포함하는다공성동 제조방법을제공한다. 상기와같은본 발명은, 다공성금속제조시 용해된동에첨가되는금속의종류와첨가량을변화시켜다공성금속의기공률과기공크기를변화시킬수 있다.
    • 本发明涉及一种制造多孔铜的方法,包括:在大气压下在气体气氛下溶解铜(Cu)的步骤; 将金属溶解在合金中的步骤; 将合金中溶解的金属加入到溶解的铜中的步骤; 将溶解的铜(其中添加有合金的金属)注入到模具中的步骤; 以及通过使注入到模具中的铜固化而在铜内形成孔的步骤。 本发明通过改变在制造多孔金属时添加到溶解铜中的金属的种类或添加量来改变孔的尺寸和多孔金属的孔隙率的效果。
    • 6. 发明公开
    • 저탄소강 및 초경합금 마모 부품
    • 低碳钢和碳化硅磨损部分
    • KR1020150070231A
    • 2015-06-24
    • KR1020157012017
    • 2013-11-07
    • 산드빅 인터렉츄얼 프로퍼티 에이비
    • 에데뤼드스테판
    • C22C29/02C22C1/10C22C29/08B22D19/02B22D19/06B22D19/14
    • C22C1/101B22D19/0081B22D19/02B22D19/06B22D19/14C22C1/1036C22C29/02C22C29/08C22C47/04C22C47/08C22C49/08C22C49/14
    • 본개시는높은내마모성및 강도를갖는마모부품및 높은내마모성및 강도를갖는마모부품을제조하는방법에관한것이다. 마모부품은저탄소강 합금과캐스팅된초경합금입자들의화합물본체로구성된다. 저탄소강 합금은약 0.1 내지약 1.5 중량 % 의탄소당량 Ceq=wt%C+0.3(wt%Si+wt%P) 에상응하는탄소함량을갖는다. 또다른실시형태에서마모부품은본체및 본체에배치된저탄소강 합금내에캐스팅된초경합금입자들의다수의인서트들을포함할수 있다. 높은내마모성의, 고강도의마모부품을형성하는방법은초경합금입자들과저탄소강 합금의매트릭스를캐스팅하도록용융된저탄소강 합금에의해초경합금입자들을캡슐화함으로써다수의초경합금인서트들을형성하는단계를포함하고, 저탄소강 합금은약 1 -1.5 중량 % 의탄소함량을갖는다. 다수의초경합금인서트들의각각은산화방지/화학적저항성의재료의적어도하나의층으로코팅된다. 다수의인서트들은마모부품의형상에상응하는몰드상에직접고정된다. 그후에초경합금인서트들은저탄소강 합금과초경합금인서트들을캐스팅하도록용융된저탄소강 합금으로캡슐화된다.
    • 本公开涉及具有高耐磨性和强度的耐磨部件及其制造方法。 磨损部分由铸造有低碳钢合金的硬质合金颗粒的复合体组成。 低碳钢合金的碳含量相当于碳当量Ceq =重量%C + 0.3(重量%Si +重量%P)为约0.1〜约1.5重量%。 在另一个实施例中,磨损部件可以包括具有铸造成设置在主体中的低碳钢合金的多个硬质合金颗粒的插入件的主体。 形成高耐磨,高强度耐磨部件的方法包括以下步骤:通过用熔融的低碳钢合金包封硬质合金颗粒来形成多个硬质合金刀片,以铸造硬质合金颗粒和低碳钢的基体 合金,碳含量为约1-1.5重量%的低碳钢合金。 多个硬质合金刀片中的每一个涂覆有至少一层氧化保护/耐化学腐蚀材料。 多个插入件直接固定到与磨损部件的形状相对应的模具上。 然后将硬质合金刀片用熔融的低碳钢合金包住,以便用低碳钢合金铸造硬质合金刀片。
    • 7. 发明公开
    • 에코 마그네슘 합금 제조방법과 제조장치
    • ECO镁合金制造方法及其制造方法
    • KR1020140138555A
    • 2014-12-04
    • KR1020140145559
    • 2014-10-24
    • 김태윤
    • 김태윤
    • C22C23/00C22C23/06B22D21/04
    • C22C23/06B22D21/04C22C1/1036C22C2202/00C22F1/02
    • 에코 마그네슘 합금 제조방법과 제조장치에 관한 것으로, SF
      6 등의 보호가스 사용을 극단적으로 줄이면서도 발화온도를 높여 난연성을 향상시키고 기계적 강도를 보강한 동시에, 마그네슘 합금 용탕에 내포된 가스를 신속하고 효과적으로 추출 및 배출함으로써 친환경적이면서도 고품질의 주조품 제조할 수 있는 것이다.
      이러한 본 발명은, 에코 마그네슘 합금 제조방법의 경우, 순수 마그네슘 또는 마그네슘 합금을 도가니에 장입하여 용융하는 단계와, 용융된 마그네슘 합금 용탕에 난연화를 위해 칼슘을 첨가하는 단계와, 용융된 마그네슘 합금 용탕에 강도 보강을 위해 희토류 금속을 첨가하는 단계와, 칼슘, 희토류 금속이 첨가된 마그네슘 합금 용탕을 주형 속에 분사하여 주조품을 성형하는 단계와, 마그네슘 합금 용탕을 주형 속에 분사하기 직전에 마그네슘 합금 용탕으로부터 가스를 추출하여 배출하는 단계를 포함하여 이루어진다.
    • 本发明涉及一种能够通过提高点火温度并且极大地减少诸如SF_6等保护气体的使用而增强机械强度和提高阻燃性的生态镁合金的设备和方法。 通过快速有效地提取和排出镁合金熔体中所含的气体,制造高品质,环保的铸造产品。 根据本发明,制造环保镁合金的方法包括:将纯镁或镁合金装入坩埚中并将其熔化的步骤; 向熔融的镁合金熔体中加入钙用于阻燃的步骤; 向熔融的镁合金中添加稀土金属的步骤熔化以增强强度; 通过将加入有钙和稀土金属的镁合金熔体喷射到模具中来形成铸造产品的步骤; 并且在将镁合金熔化之前不久将从镁合金中提取和排出气体的步骤熔化到模具中。
    • 9. 发明公开
    • 황금동과 그의 제조방법
    • 金色铜合金及其制造方法
    • KR1020140022941A
    • 2014-02-25
    • KR1020140012034
    • 2014-02-03
    • 윤태양윤관중
    • 윤태양윤관중
    • C22C1/02C22C9/00
    • C22C9/00B22D7/005C22C1/1036
    • The present invention relates to a method for manufacturing a gold-colored copper alloy. The method comprises: a first melting step of manufacturing a first molten metal by putting copper (Cu), chrome (Cr), nickel (Ni), titanium (Ti), iron (Fe), manganese (Mn), and silicon (Si) in a first melting furnace and melting them at 1100-1400°C; a second melting step of manufacturing a second molten metal by putting aluminum (Al), zinc (Zn), magnesium (Mg) in a second melting furnace and melting them at 800-950°C; a third melting step of manufacturing a third molten metal by putting tin (Sn) and phosphorus (P) in a third melting furnace and melting them at 400-450°C; and gold-colored copper melting step of manufacturing a gold-colored molten copper by putting the second molten metal and the third molten metal in the first melting furnace and melting them at 1100-1500°C for 40-60 minutes. A gold-colored copper alloy manufactured by the method can be used for decorations by having the original color and gloss of gold different to the color and gloss of general copper alloys, and can be used in an industrial field by having strong corrosion resistance. Especially, the present invention prevents the added additives from evaporating due to overheating by putting the additives into the first melting furnace after the additives are put into the first to third melting furnaces having each different heating temperature; thereby reducing manufacturing costs. [Reference numerals] (S10) First melting step of manufacturing a first molten metal by putting copper (Cu), chrome (Cr), nickel (Ni), titanium (Ti), iron (Fe), manganese (Mn), and silicon (Si) in a first melting furnace and melting them at 1100-1400°C for 60-90 minutes; (S20) Second melting step of manufacturing a second molten metal by putting aluminum (Al), zinc (Zn), magnesium (Mg) in a second melting furnace and melting them at 800-950°C for 60-90 minutes; (S30) Third melting step of manufacturing a third molten metal by putting tin (Sn) and phosphorus (P) in a third melting furnace and melting them at 400-450°C for 60-70 minutes; (S40) Gold-colored copper melting step of manufacturing a gold-colored molten copper by putting the second molten metal and the third molten metal in the first melting furnace and melting them at 1100-1400°C for 20-30 minutes; (S50) Ingot forming step of forming an ingot by pouring the molten copper in a mold and cooling the molten copper at room temperature
    • 金色铜合金的制造方法技术领域本发明涉及金色铜合金的制造方法。 该方法包括:通过将铜(Cu),铬(Cr),镍(Ni),钛(Ti),铁(Fe),锰(Mn)和硅(Si )并在1100-1400℃下熔融; 第二熔融步骤,通过在第二熔化炉中放入铝(Al),锌(Zn),镁(Mg)并在800-950℃熔化而制造第二熔融金属; 第三熔融步骤,通过将锡(Sn)和磷(P)放入第三熔化炉中并在400-450℃下熔化来制造第三熔融金属; 以及金色铜熔融步骤,通过将第二熔融金属和第三熔融金属放入第一熔化炉中并在1100-1500℃下熔融40-60分钟来制造金色熔融铜。 通过该方法制造的金色铜合金可以通过具有不同于一般铜合金的颜色和光泽的金的原始颜色和光泽而用于装饰,并且可以通过具有强的耐腐蚀性在工业领域中使用。 特别地,本发明通过在将添加剂放入具有不同加热温度的第一至第三熔化炉中之后,通过将添加剂放入第一熔化炉中来防止添加的添加剂由于过热而蒸发, 从而降低制造成本。 (S10)通过将铜(Cu),铬(Cr),镍(Ni),钛(Ti),铁(Fe),锰(Mn)和硅 (Si),并在1100-1400℃下熔融60-90分钟; (S20)通过在第二熔化炉中放入铝(Al),锌(Zn),镁(Mg)并在800-950℃下熔融60-90分钟来制造第二熔融金属的第二熔融步骤; (S30)通过将锡(Sn)和磷(P)放入第三熔化炉中并在400-450℃下熔融60-70分钟来制造第三熔融金属的第三熔融步骤; (S40)通过将第二熔融金属和第三熔融金属放入第一熔化炉中并在1100-1400℃下熔融20-30分钟来制造金色熔融铜的金色铜熔融步骤; (S50)通过将熔融铜倒入模具中并在室温下冷却熔融铜来形成锭的锭形成步骤
    • 10. 发明公开
    • 고탄성 알루미늄 합금 제조방법
    • 制造高弹性铝合金的方法
    • KR1020140021442A
    • 2014-02-20
    • KR1020120088030
    • 2012-08-10
    • 현대자동차주식회사
    • 이경문이태규
    • C22C1/03C22C21/00
    • C22C21/00C22C1/1036C22C2202/00
    • The present invention relates to a method for manufacturing a high elastic aluminum alloy comprising: a first step for forming a primary molten metal by charging pure aluminum (pure Al) and a Al-5B master alloy into a smelting furnace; a second step for forming a secondary molten metal by charging a Al-10Ti master alloy into the primary molten metal; a third step for forming a third molten metal by charging a silicon (Si) element into the secondary molten metal; a fourth step for inserting argon gas into the third molten metal; and a fifth step for tapping the third molten metal, which the argon gas is inserted into, to a mold. According to the present invention, the method for manufacturing a high elastic aluminum alloy is capable of improving elasticity due to uniform distribution of a boride, and reducing the processing costs by stirring a molten metal by controlling the time and flow rate of argon gas which is used for a conventional degassing process in order to disperse boride uniformly inside an aluminum alloy molten metal in an aluminum alloy manufacturing process. [Reference numerals] (AA) Maintain 20 minutes; (BB) Maintain 30 minutes; (S100) Charge pure Al,Al-5B master alloy (1000°C); (S200) Charge Al-10Ti master alloy (1000°C); (S300) Charge Si element; (S400) Insert argon gas (150 l/min, 7 minutes); (S500) Tap to a mold
    • 本发明涉及一种高弹性铝合金的制造方法,包括:通过将纯铝(纯Al)和Al-5B母合金装入熔炼炉中来形成初级熔融金属的第一步骤; 通过将Al-10Ti母合金装入初级熔融金属中形成二次熔融金属的第二步骤; 第三步骤,通过将硅(Si)元素装入二次熔融金属中形成第三熔融金属; 将氩气插入第三熔融金属的第四步骤; 以及将氩气插入的第三熔融金属进行攻丝的第五步骤。 根据本发明,高弹性铝合金的制造方法能够由于硼化物的均匀分布而提高弹性,并且通过控制氩气的时间和流量来搅拌熔融金属来降低加工成本 用于常规脱气工艺,以便在铝合金制造工艺中将硼化物均匀地分散在铝合金熔融金属内。 (附图标记)(AA)保持20分钟; (BB)保持30分钟; (S100)对纯Al,Al-5B母合金(1000℃)进行充电; (S200)电荷Al-10Ti母合金(1000℃); (S300)充电Si元件; (S400)插入氩气(150l / min,7分钟); (S500)点击模具