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    • 2. 发明专利
    • Continuous casting apparatus
    • 连续铸造设备
    • JP2012213811A
    • 2012-11-08
    • JP2012180710
    • 2012-08-17
    • Showa Denko Kk昭和電工株式会社
    • FUKUDA MASASHIFUKUSHIMA MASATOSHI
    • B22D11/04B22D11/00B22D11/045B22D11/07
    • B22D11/07B22D11/003B22D11/045B22D11/0475B22D11/049C22C21/02C22C21/08C22C21/10C22C21/14C22C21/16C22C21/18
    • PROBLEM TO BE SOLVED: To consistently and smoothly execute the high-speed casting even when the amount of lubricant is reduced, to control occurrence of breakout and generation of any lubricant reaction product, and to considerably reduce any defective ingot.SOLUTION: A continuous casting apparatus for manufacturing an aluminum alloy cast bar by supplying a molten alloy 255 in a molten metal receiving part 250 from one end of a casting mold 201 into the casting mold 201 includes heat insulating members 2 (2a, 2b) having a molten metal pouring passage 211 which is arranged between the molten metal receiving part 250 and one end of the casting mold 201 to communicate the molten metal receiving part 250 with the casting mold 201, and a refractory-made plate-like body 210 provided along the heat insulating members 2(2a, 2b) and a partition layer 2c having a through hole integrated with the molten metal pouring passage 211. The casting mold 201 is arranged horizontally, and the partition layer 2c is formed of a material capable of preventing passage of the lubricant and the vaporized lubricant.
    • 要解决的问题:即使当润滑剂的量减少时,即使一直顺利地执行高速铸造,也可以控制发生破裂和产生任何润滑剂反应产物,并大大减少任何有缺陷的锭。 解决方案:通过将熔融金属接收部250中的熔融合金255从铸模201的一端供给到铸模201中来制造铝合金铸造棒的连续铸造装置包括隔热构件2(2a, 2b),其具有设置在熔融金属接收部250和铸模201的一端之间以将熔融金属接收部250与铸模201连通的熔融金属浇注通道211和耐火材料制成的板状体 210设置有隔热构件2(2a,2b)和具有与熔融金属浇注通道211一体化的通孔的分隔层2c。铸模201水平配置,分隔层2c由能够 防止润滑剂和蒸发的润滑剂通过。 版权所有(C)2013,JPO&INPIT
    • 4. 发明专利
    • Continuous casting method of magnesium or ally thereof
    • 连续铸造镁或其所有方法
    • JPS61119359A
    • 1986-06-06
    • JP23933484
    • 1984-11-15
    • Showa Alum Ind Kk
    • YANAGIMOTO SHIGERUTAKAHASHI SHIGEOKONDO RYOICHI
    • B22D11/00B22D11/04B22D11/041B22D11/049B22D11/07B22D11/10B22D11/106
    • B22D11/07B22D11/0401B22D11/049
    • PURPOSE:To improve the quality of an ingot by providing an overhang part to the bottom surface of a molten metal receiving vessel and introducing a gas contg. sulfur hexafluoride to right under said part then applying a gaseous pressure to the outside circumferential surface of the melt of Mg or the alloy thereof. CONSTITUTION:The molten metal receiving vessel 2 made of refractories is disposed to the upper part of a casting mold 1 and the overhang part 9 forming a spacing 8 between said vessel and the mold 1 is provided. The spacing 8 communicates with an annular flow passage 7 and is connected via pipes 6, 6', 6'' to a gas supply source. A liquid lubricating oil supply port is further installed to the inside of the mold 1 and a cavity in which a cooling medium 4 flows is provided. The gas contg. sulfur hexafluoride is introduced into the part 9 and casting is executed while the gaseous pressure is applied to the outside circumferential surface of the calmner or cylindrical molten Mg alloy in the stage when the molten metal starts solidifying. The ingot having a smooth casting surface and less inverse segregation layer is formed by the above- mentioned method and therefore the quality thereof is improved.
    • 目的:通过向熔融金属接收容器的底面提供悬伸部分并引入气体阻力来提高锭的质量。 六氟化硫在所述部分的正下方,然后将气体压力施加到Mg熔体的外周表面或其合金。 构成:由耐火材料制成的熔融金属接收容器2设置在铸模1的上部,并且提供在所述容器和模具1之间形成间隔8的伸出部9。 间隔8与环形流路7连通,并且经由管道6,6',6“连接到气体供应源。 液体润滑油供给口还被安装在模具1的内部,并且设置有冷却介质4流过的空腔。 气体 将六氟化硫引入到部件9中,并且在熔融金属开始固化的阶段中将气体压力施加到冷凝器或圆柱形熔融Mg合金的外周面上的同时进行铸造。 通过上述方法形成具有光滑铸造表面和较少反偏析层的铸锭,因此其质量得到改善。
    • 5. 发明专利
    • Method and mold for continuous casting
    • 连续铸造的方法和模具
    • JPS6199540A
    • 1986-05-17
    • JP22239084
    • 1984-10-23
    • Kawasaki Steel Corp
    • SUZUKI KENICHIROKINOSHITA KATSUONAKANISHI KYOJI
    • B22D11/04B22D11/07B22D11/124
    • B22D11/07
    • PURPOSE:To prevent the generation of the transverse crack of an ingot in the stage of casting continuously a molten steel by supplying gaseous hydrocarbon to the spacing between the inside wall of a casting mold and solidified shell. CONSTITUTION:A path 4 for supplying gaseous hydrocarbon is formed to the inside of the wall surface of the casting mold and is communicated with many small hole-like blow-off ports 5 opened to the inside surface of the mold 1. The ports 5 are formed in the position lower than the molten metal surface position 9 of the molten metal 8 to be poured into the mold 1 via an immersion nozzle 7 from a tundish, more preferably in the position of about 20-250mm below the molten metal surface over the entire circumference of the mold 1. The gaseous hydrocarbon such as propane or butane is supplied from a gas supply source through a piping 6 and a supply part 4 to the spacing 13 between the solidified shell 11 of the ingot 10 and the inside surface 12 of the casting mold from the ports 5. The gas is cracked by the heat from the shell 11 side and the cooling effect of the shell 11 is increased by not only the sensible heat of the gas but also the heat absorption by the cracking thereof. The resistance of the heat extraction and the fluctuation thereof are decreased in the view point of the mold side and since the cooling of the initial shell 11 is thereby made uniform, the transverse crack of the ingot is effectively prevented.
    • 目的:为了防止在浇注铸件的内壁和凝固的壳体之间的空间内将气态碳氢化合物连续铸造在铸钢阶段中产生横向裂纹。 构成:用于供给气态碳氢化合物的路径4形成在铸模的壁面的内部,并且与向模具1的内表面敞开的许多小孔状的吹出口5连通。端口5是 形成在低于熔融金属8的熔融金属表面位置9的位置,以通过浸没喷嘴7从中间包浇注到模具1中,更优选地在熔融金属表面下方约20-250mm的位置 模具1的整个圆周。气体烃如丙烷或丁烷从气体供应源通过管道6和供应部分4供应到锭10的凝固壳体11和内表面12之间的间隔13 来自端口5的铸模。气体通过来自壳体11侧的热量而被破裂,并且壳体11的冷却效果不仅通过气体的显热而增加,而且通过其开裂的热吸收增加。 从模具侧的观点出发,降低吸热阻力及其波动,由于使初始壳体11的冷却变得均匀,有效地防止了锭的横向裂纹。
    • 10. 发明专利
    • Method and device for casting molten metal into form sustaining body
    • 将金属铸造成形式保持体的方法和装置
    • JP2013059810A
    • 2013-04-04
    • JP2012257908
    • 2012-11-26
    • Novelis Incノヴェリス インコーポレイテッドNovelis Inc.
    • WAGSTAFF ROBERT BRUCE
    • B22D11/04B22D11/049B22D11/00B22D11/07B22D11/08B22D11/124B22D11/16B22D11/20
    • B22D11/049B22D11/07B22D11/08B22D11/124
    • PROBLEM TO BE SOLVED: To provide a method and device for casting molten metal in an open ended mold cavity to the peripheral confinement of the molten metal in the cavity during the casting of it into an end product.SOLUTION: While a body (70) of startup material is interposed in the cavity (4) between a starter block (60) and a first cross-sectional plane (72) of the cavity extending relatively transverse the axis (12) thereof, and the starter block has commenced reciprocating along the cavity axis, layers (76) of molten metal are successively superimposed on the body of startup material adjacently to the first cross-sectional plane of the cavity, and the layers of molten metal promptly distend relatively peripherally outwardly from the cavity axis under the inherent splaying forces therein. The invention confines the relatively peripheral outward distention of layers with a casting surface (62) which is peripherally outwardly flared about the axis of the cavity, so that the thermal contraction forces arising in each layer can counterbalance the spraying forces.
    • 要解决的问题:提供一种用于将开口模腔中的熔融金属浇铸到腔中的熔融金属在其铸造成最终产品期间的周边约束的方法和装置。 解决方案:当起动材料的主体(70)插入在相对横向于轴线(12)延伸的腔的起动器块(60)和第一横截面(72)之间的空腔(4)中时, 并且起动器块已经沿着空腔轴线开始往复运动,熔融金属层(76)依次叠加在起动材料的主体上与腔的第一横截面相邻,并且熔融金属层迅速膨胀 在其内部的固有张力下相对于空腔轴线相对外周。 本发明限制了相对外围的向外膨胀的层,其中铸造表面(62)围绕空腔的轴线周向地向外张开,使得在每层中产生的热收缩力可以平衡喷射力。 版权所有(C)2013,JPO&INPIT