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    • 5. 发明授权
    • Internal resistance pipe butt welder
    • 内阻管对接焊机
    • US4273985A
    • 1981-06-16
    • US36166
    • 1979-05-04
    • Boris E. PatonBoris E. ScherbinaVladimir K. LebedevOleg M. IvantsovSergei I. Kuchuk-YatsenkoVasily A. SakharnovBoris A. GalianMikhail R. UnigovskyOrest M. Serafin
    • Boris E. PatonBoris E. ScherbinaVladimir K. LebedevOleg M. IvantsovSergei I. Kuchuk-YatsenkoVasily A. SakharnovBoris A. GalianMikhail R. UnigovskyOrest M. Serafin
    • B23K11/02B23K11/04B23K11/093B23K37/04
    • B23K11/0935
    • A welder arranged inside pipes to be welded comprises a housing with the longitudinal axis thereof matched with the axis of the pipes. On the housing are a welding transformer and two mechanisms clamping the pipes, each having a drive moving the mechanism along the axis of the housing, and each being electrically connected to the transformer. The housing has mounted thereon a pipe flashing and upsetting mechanism with its own hydraulic drive, kinematically coupled to one of the pipe clamping mechanisms, a hydraulic pump supplying fluid to the drives, and a mechanism driving the welder along the pipes' axis. The housing carries two bearing discs secured at opposite ends and three clips mounted on roller supports and movable along the housing's axis. Two clips are incorporated in the first and second clamping mechanisms, respectively, and the third is part of the flashing and upsetting mechanism. The clip incorporated in the first pipe clamping mechanism is interposed between the bearing disc and the clip of the second clamping mechanism and is coupled to the bearing disc by means of its hydraulic drive. Another kinematic coupling is between this clip and the bearing disc. The clip of the flashing and upsetting mechanism is close to the second bearing disc and coupled thereto by its own hydraulic drive. The clip of the second clamping mechanism is interposed between the clip of the first clamping mechanism and that of the flashing and upsetting mechanism and is coupled to the clip of the flashing and upsetting mechanism by its hydraulic drive; and an additional kinematic coupling is between the clip of the second clamping mechanism and said clip of the flashing and upsetting mechanism.
    • 布置在要焊接的管道内的焊工包括其纵轴与管的轴线匹配的壳体。 在壳体上是焊接变压器和夹紧管道的两个机构,每个机构具有沿着壳体的轴线移动机构的驱动器,并且每个机构电连接到变压器。 壳体上安装有管状闪光和镦锻机构,其具有其自身的液压驱动器,其运动地联接到管夹紧机构中的一个,向驱动器供应流体的液压泵以及沿着管轴驱动焊机的机构。 外壳带有固定在相对端的两个轴承盘,三个夹子安装在滚子支架上,并可沿壳体的轴线移动。 两个夹子分别结合在第一和第二夹紧机构中,第三个是闪光和镦锻机构的一部分。 结合在第一管夹紧机构中的夹子介于轴承盘和第二夹紧机构的夹子之间,并且通过其液压驱动器联接到轴承盘。 另一种运动耦合在该夹子和轴承盘之间。 闪光和镦锻机构的夹子靠近第二轴承盘并通过其自身的液压驱动器与其连接。 第二夹持机构的夹子插入在第一夹紧机构的夹子和闪光和镦锻机构的夹子之间,并且通过其液压驱动器联接到闪光和镦锻机构的夹子; 并且另外的运动耦合在第二夹紧机构的夹子和闪光和镦锻机构的所述夹子之间。
    • 8. 发明授权
    • Control device for flash-butt resistance welding machine
    • 闪光对焊机的控制装置
    • US4686346A
    • 1987-08-11
    • US824012
    • 1985-12-30
    • Sergei I. Kuchuk-YatsenkoValery G. KrivenkoAlexei I. GorishnyakovMikhail V. BogorskyIvan L. Lazebny
    • Sergei I. Kuchuk-YatsenkoValery G. KrivenkoAlexei I. GorishnyakovMikhail V. BogorskyIvan L. Lazebny
    • B23K11/24B23K11/04
    • B23K11/246
    • There is proposed a control device for a flash-butt resistance welding mane, which comprises a welding transformer (1) whose primary winding is in series with a welding current pickup (7) connected to an electrohydraulic drive (30) of the moving electrode of the machine via a drive control unit (12). Said drive control unit (12) comprises two input amplifiers (14) and (15), first inputs thereof being coupled with the output of the welding current pickup (7), while second inputs of the amplifier (14) and (15) are coupled to a control voltage source (13). The output of each input amplifier (14) and (15) is connected, via transistor (21) or (22) and a voltage divider, to the input of an operational amplifier (29) whose output is connected to the input of the electrohydraulic drive (30), a welding voltage stabilizing unit being inserted into the primary circuit of the welding transformer (1), the control input of said stabilizing unit (6) being connected to the secondary winding of the welding transformer (1).
    • PCT No.PCT / SU84 / 00028 Sec。 371日期1985年12月30日第 102(e)1985年12月30日日期PCT提交1984年5月18日PCT公布。 公开号WO85 / 05305 日期为1985年12月5日。提出了一种用于闪光对焊电阻焊机的控制装置,其包括:焊接变压器(1),其初级绕组与连接到电动液压驱动器的焊接电流拾取器(7)串联; 30)通过驱动控制单元(12)的机器的移动电极。 所述驱动控制单元(12)包括两个输入放大器(14)和(15),其第一输入端与焊接电流传感器(7)的输出端相连,而放大器(14)和(15)的第二输入端是 耦合到控制电压源(13)。 每个输入放大器(14)和(15)的输出通过晶体管(21)或(22)和分压器连接到运算放大器(29)的输入端,输出端连接到电液压 驱动器(30),焊接稳压单元插入到焊接变压器(1)的初级回路中,所述稳定单元(6)的控制输入端连接到焊接变压器(1)的次级绕组。
    • 9. 发明授权
    • Method of continuous flash butt welding and hydraulic drive of
continuous flash butt-welding machine for realization of this method
    • 连续闪光对焊和连续闪光对焊机的液压驱动方法实现该方法
    • US4288676A
    • 1981-09-08
    • US4713
    • 1979-01-19
    • Sergei I. Kuchuk-YatsenkoIvan A. ChernenkoMikhail V. BogorskyAlexandr I. KuleshVitaly T. CherednichokVladimir I. Tishura
    • Sergei I. Kuchuk-YatsenkoIvan A. ChernenkoMikhail V. BogorskyAlexandr I. KuleshVitaly T. CherednichokVladimir I. Tishura
    • B23K11/04
    • B23K11/04
    • In accordance with the disclosure, the workpieces being welded are brought together by rectilinearly oscillating at least one of them along the line of bringing them together with the amplitude in the movement of the workpiece towards the other workpiece greater than that in the movement of the same workpiece in the direction opposite to the direction towards the other workpiece, voltage is applied to said workpieces for flashing and heating them in the course of bringing them together, and then an upset force is applied to the workpieces. The hydraulic drive adapted to generate the oscillatory rectilinear motion in a continuous flash butt-welding machine includes a hydraulic cylinder with two chambers which provides for moving one of the workpieces being welded with respect to the other and comprises apparatus for feeding hydraulic fluid alternately into either of the chambers of the hydraulic cylinder of the machine, the apparatus being connected with the cylinder through two hydraulic lines. The lines serve alternately one as the inlet line and another as the outlet line and are interconnected by two hydraulic conduits, either of which incorporates an adjustable throttle and a check valve. The check valves are arranged so that either of them by-passes hydraulic fluid from the inlet line into the outlet line. The adjustable throttles are adjusted so that the hydraulic fluid volume admitted into the hydraulic cylinder of the machine to move the workpiece towards the other workpiece is greater than the hydraulic fluid volume admitted thereinto to move the same workpiece in the opposite direction.
    • 根据本公开,被焊接的工件通过沿它们中的至少一个沿直线摆动而被组合在一起,使得工件朝着另一个工件运动的幅度大于其移动中的幅度 工件沿着与朝向另一工件的方向相反的方向工作时,将电压施加到所述工件上以在将它们放在一起的过程中进行闪光和加热,然后对工件施加镦锻力。 适于在连续闪光对焊机中产生振荡直线运动的液压驱动器包括具有两个室的液压缸,其提供用于相对于另一个将待焊接的工件中的一个移动,并且包括用于将液压流体交替地供给到任一 的机器的液压缸的腔室,该装置通过两条液压管线与气缸连接。 这些管线交替地作为入口管线而另一个作为出口管线,并且通过两个液压管道互连,其中任一个包括可调节的节流阀和止回阀。 止回阀被布置成使得它们中的任一个绕过来自入口管线的液压流体到出口管线。 调节可调节流阀,使进入机器的液压缸的液压流体体积朝向另一工件移动,大于其中允许相对于相反方向移动相同工件的液压流体体积。
    • 10. 发明授权
    • Machine for flash butt welding of pipes
    • 管道闪光对焊机
    • US4803330A
    • 1989-02-07
    • US156919
    • 1987-11-19
    • Sergei I. Kuchuk-YatsenkoVasily A. SakharnovBoris A. GalianVladimir F. Zelensky
    • Sergei I. Kuchuk-YatsenkoVasily A. SakharnovBoris A. GalianVladimir F. Zelensky
    • B23K11/04B23K11/093B23K9/00
    • B23K11/0935
    • Disclosed is a machine for flash butt welding of pipes located in the bore of the pipes welded together, a housing (2) whereof is provided with rigidly attached thereto a first supporting disc (3) and a second supporting disc (4) and with a pipe flashing-and-upsetting means (5) which has a carrier (7) and a hydraulic actuator (6) for displacing said means along the housing (2) and also has two pipe clamping means (9, 10) each whereof is provided with a carrier (12 and 13) and self-contained hydraulic actuators (11) imparting axial motion to this clamping means.Bellcranks (24) located equidistantly apart all the way around the periphery of the outside surface of each carrier (12, 13) of pipe clamping means (9, 10) are pivitally attached thereto with provision for rocking in the radial direction, whereby one end of every bellcrank (24) interacts at one side (26) thereof with rigid stops (27, 31) provided on the first supporting disc (3) and on that side of the carrier (7) of pipe flashing-and-upsetting means (5) which faces the pipe clamping means (9, 10) the opposite side of the bellcrank end interacting with a spring-loaded stop (29) provided on the carrier (12,13) of each pipe clamping means (9,10), while the opposite end of every bellcrank (24) is provided with an aligning roller (25) contacting in inner wall of the pipes (1).
    • PCT No.PCT / SU86 / 00024 Sec。 371日期1987年11月19日 102(e)日期1987年11月19日PCT申请日1986年3月26日PCT公布。 出版物WO87 / 05840 日期为1987年10月8日。公开是一种用于闪光对焊的机器,其中管道位于焊接在一起的管道的孔中,壳体(2)设置有刚性地附接到其上的第一支撑盘(3)和第二支撑 (4)和具有用于沿着壳体(2)移位所述装置的载体(7)和液压致动器(6)的管道闪蒸和镦锻装置(5),并且还具有两个管夹紧装置(9) ,10),每个都具有承载件(12和13)和独立的液压致动器(11),以向该夹紧装置施加轴向运动。 围绕管夹紧装置(9,10)的每个载体(12,13)的外表面的周边等距离地分开的旋钮(24)可枢转地附接到其上,用于在径向方向上摆动,由此一端 每个曲拐(24)的一侧(26)与设置在第一支撑盘(3)上的刚性止动件(27,31)以及管道闪烁和镦锻装置(10)的托架(7)的一侧相互作用 5),其面对管夹紧装置(9,10),曲拐端的相对侧与设置在每个管夹紧装置(9,10)的载体(12,13)上的弹簧加载的止动件(29)相互作用, 而每个曲拐(24)的相对端设置有与管道(1)的内壁接触的对准辊(25)。