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    • 41. 发明授权
    • Process and device for splicing metal shafts by arc welding and spliced
shaft made by such process
    • 通过这种工艺制造的电弧焊和拼接轴拼接金属轴的工艺和装置
    • US4455468A
    • 1984-06-19
    • US282297
    • 1981-07-10
    • J. Glenn Satterthwaite
    • J. Glenn Satterthwaite
    • B23K9/02B23K9/00B23K31/08
    • B23K9/0203Y10T403/479Y10T428/12208Y10T428/12278
    • An improved process is disclosed for splicing metal shafts, in which a pair of shafts (10, 12 or 44, 46) having transverse end surfaces (30, 32 or 54, 56) preferably substantially normal to the axes of the shafts, are positioned coaxially with an insert (34, 48) positioned between and abutted to the end surfaces. The insert is tapered or wedge-shaped at either end to define transverse contact surfaces (18) which abut the end surfaces of the shafts. The angle (.beta.) of the taper on the insert permits insertion of a consumable arc welding electrode (20) into the convergent space defined between the end surfaces of the shafts and the tapered surfaces of the insert and is large enough to allow the arc welding electrode to be positioned at locations not only sufficiently spaced from both the tapered surfaces and the end surfaces but also sufficiently close to the area of abutment between the contact and end surfaces, to ensure proper welding penetration into the base metals. Expensive machining of the ends of the shafts themselves, as practiced in the prior art, is avoided by the use of the insert. Alternatively, one shaft may be machined to a tapered or wedge-shaped configuration (42) and the other shaft left in its as-sawed condition, a technique which embodies certain novel aspects of the invention but eliminates the need for an insert.
    • 公开了一种用于拼接金属轴的改进方法,其中具有优选地基本上垂直于轴的轴线的横向端表面(30,32或54,56)的一对轴(10,12或44,46)被定位 与位于端表面之间并与之相邻的插入件(34,48)同轴。 插入件在任一端呈锥形或楔形,以限定邻接轴的端表面的横向接触表面(18)。 刀片上锥形的角度(β)允许将消耗电弧焊接电极(20)插入限定在轴的端面和插入件的锥形表面之间的会聚空间中,并且足够大以允许电弧焊接 电极被定位在不仅与锥形表面和端表面足够间隔的位置处,而且还足够靠近接触端面和端表面之间的邻接区域,以确保正确焊接到基底金属中。 通过使用插入件避免了现有技术中实践的轴本身的端部的高度加工。 或者,一个轴可以被加工成锥形或楔形构造(42),另一个轴保持在其锯齿状态,这种技术体现了本发明的某些新颖方面,但是不需要插入件。
    • 46. 发明公开
    • Partially consumable spacer chill rings and their use in welding pipe joints
    • Abstandsgussringe und ihre Verwendung bei Schweissrohrverbindungen。
    • EP0153979A1
    • 1985-09-11
    • EP84105795.3
    • 1984-05-21
    • Robvon Backing Ring Company
    • Von Ahrens, Roger
    • F16L13/02F16L13/06B23K31/06
    • F16L13/0227B23K9/0203
    • A partially consumable spacer chill or welding ring (10) Includes a generally cylindrical non-consumable base metal ring (16) having an outside diameter (22) of such a size as to snugly fit the inside diameter (28) of the pipe end (12, 14) to be welded. A circular consumable filler metal spacer ring (18) is medially attached to the outer periphery of the base metal ring (16) and extends peripherally radially outwardly to function as a spacing device between adjacent ends of two lengths of pipe (12, 14) to be joined. The consumable spacer ring (18) may be affixed to the base metal ring (16) in a plurality of circularly offset locations by spot welding or may be press-fitted in an alignment groove in the base ring (16). The consumable spacer ring (18) becomes filler metal during welding.
    • 部分消耗性间隔件冷却或焊接环(10)包括大致圆柱形的非消耗性基础金属环(16),其具有外径(22),其尺寸适于紧密配合管端(28)的内径(28) 12,14)被焊接。 圆形消耗性填充金属间隔环(18)中间地连接到母金属环(16)的外周边,并且周向地径向向外延伸,用作两段管(12,14)相邻端之间的间隔装置, 加入。 消耗性隔离环(18)可以通过点焊在多个圆形偏移位置固定到母金属环(16),或者可以压配合在基环(16)中的对准槽中。 在焊接过程中,消耗性间隔环(18)成为填充金属。
    • 47. 发明公开
    • Cast iron containers
    • Gusseisenbehälter。
    • EP0148776A1
    • 1985-07-17
    • EP85300125.3
    • 1985-01-08
    • WESTINGHOUSE ELECTRIC CORPORATION
    • Filippi, Arthur MarioSprecace, Richard Paul
    • G21F5/00B23K9/02B23K35/00
    • B23K35/004B23K9/0203G21F5/12
    • @ Cast iron nuclear waste containers have nickel-carbon alloy inserts bonded to a mating plug and main body of the container. The inserts can be bonded in place during casting of the container. The containers are hermetically sealed by welding the inserts together when the most severe thermal effects are restricted to the nickel-carbon alloy insert material which is far better able to accommodate them than is cast iron. Use of nickel-carbon alloy inserts should eliminate any need for pre-weld and post-weld heat treatments which are a problem to apply to nuclear waste containers. Despite the dissimilar metal combination, the relative surface area of nickel-to-iron, their electrochemical relationship and the presence of graphite in both materials will act to minimize galvanic corrosion.
    • 铸铁核废料容器具有镍 - 碳合金插件,其结合到容器的配合插头和主体。 插入件可以在容器的铸造过程中粘合就位。 当最严重的热效应限于镍碳合金插入材料时,通过将插入件焊接在一起,容器被气密密封,镍 - 碳合金插入材料比铸铁更能够容纳它们。 镍 - 碳合金插件的使用不需要预先焊接和焊后热处理,这对于核废料容器是一个问题。 尽管不同的金属组合,镍 - 铁的相对表面积,它们的电化学关系和两种材料中石墨的存在将起到最小化电偶腐蚀的作用。
    • 49. 发明申请
    • 耐脆性き裂伝播性に優れた溶接構造体
    • 焊接结构具有良好的抗裂性能
    • WO2010082676A1
    • 2010-07-22
    • PCT/JP2010/050654
    • 2010-01-14
    • 新日本製鐵株式会社石川忠井上健裕橋場裕治大谷潤
    • 石川忠井上健裕橋場裕治大谷潤
    • B23K31/00B23K9/23B23K103/04
    • B23K33/004B23K9/0203B23K9/0282B23K9/23B23K2201/12B23K2201/18B23K2203/04
    •  少なくとも一部の領域の脆性き裂伝播停止特性Kcaが4000N/mm 1.5 以上である鋼板を、互いに突合せ溶接することで鋼板溶接継手が形成されてなる溶接構造体において、鋼板溶接継手の少なくとも一箇所に、鋼板溶接継手に発生した脆性き裂を鋼板母材側にそらす耐き裂制御部を設け、耐き裂制御部を構成するインサート部材の外縁部を、鋼板溶接継手の溶接金属部から、鋼板溶接継手の長手方向に対して15°以上50°以下の範囲の角度で傾斜して、前記鋼板溶接継手の長手方向に延在するように形成するとともに、前記インサート部材の横幅方向端部が、前記鋼板のKcaが4000N/mm 1.5 以上である領域に向かい合うようにして、溶接継手に脆性き裂が発生した場合であっても、脆性き裂が溶接継手や母材を伝播するのを抑制できるようにする。
    • 在焊接结构中,其中通过对焊钢板形成钢板焊接点,其中至少部分区域中的脆性裂纹扩展停止特性(Kca)为4000N / mm 1.5以上,防裂控制部 在钢板焊接接头的至少一个位置设置有将钢板焊接部产生的脆性裂纹转移到钢板基材侧,构成抗裂纹控制部的插入部件的外缘为 相对于钢板焊接接头的长度方向以15°以上且50°以下的范围倾斜地形成,从钢板焊接接头的焊接金属部沿着所述钢板焊接接头的长度方向 钢板焊接接头,同时使所述插入部件的宽度方向的端部面对所述钢板的区域,其中Kca为4000N / mm1.5以上,使得即使在焊接接头中产生脆性裂纹, 可以抑制焊接接头或基体材料的脆性裂纹。