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    • 4. 发明申请
    • TANDEM HOT-WIRE SYSTEMS
    • TANDEM热线系统
    • WO2014140783A2
    • 2014-09-18
    • PCT/IB2014/000383
    • 2014-03-17
    • LINCOLN GLOBAL, INC.
    • PETERS, Steven, R.
    • B23K9/1006B23K9/091B23K9/1043B23K9/173
    • A system (100) and method is provided. The system includes a first power supply (130, 135) that outputs a welding current that includes welding pulse currents and a background welding current. The system also includes a second power supply (130, 135) that outputs a heating current that includes first heating pulse currents at a first polarity and second heating pulse currents at an opposite polarity. The system (100) also includes a controller (195) that synchronizes at least one of the first heating pulse currents and the second heating pulse currents with at least one of the welding pulse currents and the background current to influence a position of an arc (110) relative to a molten puddle based on magnetic fields created by the welding current and the heating current.
    • 提供了一种系统(100)和方法。 该系统包括输出包括焊接脉冲电流和背景焊接电流的焊接电流的第一电源(130,135)。 该系统还包括输出加热电流的第二电源(130,135),该加热电流包括第一极性的第一加热脉冲电流和相反极性的第二加热脉冲电流。 系统(100)还包括控制器(195),其使至少一个第一加热脉冲电流和第二加热脉冲电流与焊接脉冲电流和背景电流中的至少一个同步以影响电弧的位置( 110),其基于由焊接电流和加热电流产生的磁场而相对于熔融熔池。
    • 5. 发明申请
    • VARIABLE POLARITY PULSE WITH CONSTANT DROPLET SIZE
    • 可变极性脉冲具有恒定的液滴尺寸
    • WO2014140748A2
    • 2014-09-18
    • PCT/IB2014/000325
    • 2014-03-13
    • LINCOLN GLOBAL, INC.
    • JUDAH, Henry, B.PETERS, Steven, R.
    • B23K9/092B23K9/095B23K9/1043B23K9/173
    • An electric arc welder (A) including a high speed switching power supply (10) with a controller (60) for creating high frequency current pulses with negative polarity components through the gap (g) between a workpiece (W) and a welding wire (20) advancing toward the workpiece (W). Molten metal droplets (D) are quickly created during negative polarity portions (120) of the weld cycle. Welding controls include integrating a parameter during the negative polarity portions (120) to determine when a desired amount of energy has been generated at the welding wire (W). This energy is associated with a desired droplet (D) size for consistent droplet transfers to the workpiece (W).
    • 一种电弧焊机(A),包括具有控制器(60)的高速开关电源(10),用于通过工件(W)和焊丝(W)之间的间隙(g)产生具有负极性分量的高频电流脉冲 20)朝向工件(W)前进。 熔融金属液滴(D)在焊接周期的负极性部分(120)期间快速产生。 焊接控制包括在负极性部分(120)期间积分参数,以确定何时在焊丝(W)处产生期望的能量量。 该能量与期望的液滴(D)尺寸相关联,用于一致的液滴转移到工件(W)。
    • 6. 发明申请
    • ELECTRIC ARC WELDER USING HIGH FREQUENCY PULSES AND NEGATIVE POLARITY
    • 电弧焊机使用高频脉冲和负极化
    • WO2014135954A1
    • 2014-09-12
    • PCT/IB2014/000251
    • 2014-03-06
    • LINCOLN GLOBAL, INC.
    • HEARN, James, E.PETERS, Steven, R.
    • B23K9/10B23K9/173B23K9/09
    • B23K9/092B23K9/093B23K9/1043B23K9/125B23K9/173B23K2203/10
    • An electric arc welder including a high speed switching power supply (10) with a controller for creating high frequency current pulses (110) with negative polarity components through the gap (g) between a workpiece (W) and a welding wire (E) advancing toward the workpiece (W), where the pulses and a background current defining a series of weld cycles. A wave shape generator defines the shape of the pulses (110) and the background current including a controlled ramp up and/or ramp down in each of said cycles, and a circuit to change the shapes of the pulses and/or background current in a repeating pattern in each of the weld cycles, including a negative current in at one of said pulses. The shape change in a cycle can be between first and second shapes or by a rhythmic AC modulation.
    • 一种电弧焊机,包括具有控制器的高速开关电源(10),用于通过工件(W)和焊丝(E)之间的间隙(g)产生具有负极性部件的高频电流脉冲(110) 朝向工件(W),其中脉冲和背景电流限定一系列焊接周期。 波形发生器定义脉冲(110)的形状,并且背景电流包括在每个所述周期中受控的斜坡上升和/或下降,以及改变脉冲形状和/或背景电流的电路 在每个焊接周期中重复图案,包括在所述脉冲之一处的负电流。 循环中的形状变化可以在第一和第二形状之间或通过节奏AC调制。
    • 9. 发明申请
    • APPARATUS AND METHOD FOR ENERGY REPLACEMENT IN A WELDING WAVEFORM DURING WELDING
    • 焊接期间焊接波形中能量替代的装置和方法
    • WO2014006494A2
    • 2014-01-09
    • PCT/IB2013/001462
    • 2013-07-05
    • LINCOLN GLOBAL, INC.
    • PETERS, Steven, R.
    • B23K9/09
    • B23K9/092B23K9/0953B23K9/0956B23K9/1043
    • A system and method is provided which uses a power supply which receives an input signal and provides an output signal to an electrode, where the output signal generates an arc between the electrode and at least one workpiece, and the output signal has a desired output power profile. The power supply has at least an output power circuit which determines an output power of the output signal, a power differential calculator which determines a difference between the determined output power and the desired output power profile, and a waveform generator which changes a power output of the output signal based on the determined difference between the desired output power profile and the determined output power.
    • 提供了一种系统和方法,其使用接收输入信号并向电极提供输出信号的电源,其中输出信号在电极和至少一个工件之间产生电弧,并且输出信号具有期望的输出功率 个人资料。 所述电源具有至少一个确定所述输出信号的输出功率的输出功率电路,确定所确定的输出功率与期望的输出功率曲线之间的差的功率差分计算器以及改变所述输出功率曲线的功率输出的波形发生器 基于所确定的输出功率曲线和所确定的输出功率之间的差异的输出信号。