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    • 2. 发明授权
    • Welding pool support device for energy beam welding
    • 用于能量束焊接的焊池支撑装置
    • US4203023A
    • 1980-05-13
    • US902405
    • 1978-05-03
    • Karl-Heinz SteigerwaldWilhelm ScheffelsPeter AnderlDieter KonigWalther HillerFranz Rappold
    • Karl-Heinz SteigerwaldWilhelm ScheffelsPeter AnderlDieter KonigWalther HillerFranz Rappold
    • B23K15/00B23K26/00B23K26/20B23K37/06
    • B23K37/06B23K15/00
    • An account is given of a welding pool support device for energy beam welding, with a metal structure, which on a beam outlet side of a welding seam zone of a workpiece system is put against the beam outlet side and being in contact with it by a number of touching points for stopping any movement of melt out of the welding zone, which is achieved by the energy beam in the workpiece system, by a relative movement of the energy beam and the workpiece system, the former going along the weld seam zone. A supporting structure, which is able to be so changed in shape that it takes into account uneven parts of the beam outlet side of the workpiece system in the long direction and also in the cross-direction of the weld seam zone. Furthermore the supporting structure is so designed at the side touching the beam outlet side that the distances between the points of touching from each other and from the parts placed between them, of the supporting structure, that gases, produced in the welding zone near the beam outlet side, are able to come out through the supporting device.
    • 给出了用于能量束焊接的焊接池支撑装置,其具有金属结构,其在工件系统的焊缝区域的射束出口侧被放置在射束出口侧并且通过一个 前者沿着焊缝区域通过能量束和工件系统的相对运动阻止熔融物从焊接区域移动的接触点数,这是通过工件系统中的能量束实现的。 能够在形状上变化的支撑结构,其考虑到工件系统的梁出口侧在长边方向以及焊缝区域的横向方向上的不均匀部分。 此外,支撑结构被设计在接触梁出口侧的一侧,彼此接触的点与支撑结构之间的部分之间的距离,在靠近梁的焊接区中产生的气体 出口侧,能够通过支撑装置出来。
    • 4. 发明授权
    • Device for producing work pieces perforated by means of electron beams
    • 用于生产通过电子束穿孔的工件的装置
    • US4013261A
    • 1977-03-22
    • US622947
    • 1975-10-16
    • Karl Heinz SteigerwaldDietor KonigWilhelm ScheffelsKlaus Glieneck
    • Karl Heinz SteigerwaldDietor KonigWilhelm ScheffelsKlaus Glieneck
    • B23Q7/00A43D8/18H01J37/18H01J37/31H01J37/00
    • A43D8/18H01J37/18H01J37/31
    • A device for producing work-pieces, in particular foil blanks perforated by means of electron beams, for example for shoe upper parts, with an electron beam work chamber which can be evacuated, input and output appliances placed outside the work chamber for the input of unperforated work-pieces or the output of perforated work-pieces, and a transport appliance with a transport track extending between the input and output appliance and the work chamber across air locks for the controlled transport of work-piece carriers, to which the work-pieces can be applied in predetermined positions, wherein in a given work area within the work chamber a work-piece carrier which forms an element of a series of work-piece carriers lying in the transport track can be moved in at least one work track lying outside the positions of the adjacent work-pieces in the series, relative to a beam source that the work-piece can be perforated at several points by means of the beam source.
    • 一种用于制造工件的装置,特别是通过电子束穿孔的箔坯,例如用于鞋上部件,具有可被抽真空的电子束工作室,放置在工作室外部的输入和输出装置,用于输入 未穿孔工件或穿孔工件的输出,以及具有在输入和输出设备之间延伸的输送轨道和跨过空气锁的工作室的运输设备,用于受控运输工件承载件, 可以在预定位置施加片,其中在工作室内的给定工作区域中,形成位于传送轨道中的一系列工件载体的元件的工件载体可以在至少一个工作轨道中移动,所述工件轨道位于 在相对于束源的相邻工件的位置之外,工件可以通过光束源在几个点处穿孔。
    • 7. 发明授权
    • Method and apparatus for positioning a charged particle beam
    • 用于定位带电粒子束的方法和装置
    • US4164640A
    • 1979-08-14
    • US820326
    • 1977-07-29
    • Wilhelm Scheffels
    • Wilhelm Scheffels
    • B23K15/00H01J37/147H01J37/304
    • B23K15/0013H01J37/1471H01J37/304
    • A method and apparatus for seam welding by means of a charged particle beam is disclosed, wherein any misalignment of the beam with respect to the gap between opposed surfaces of two workpiece parts to be joined is compensated for by a double deflection of the beam. The position of the beam in respect to the gap is determined at two locations spaced in the direction of propagation of the beam, and the deflection in two spaced deflection zones is controlled in response to the result of such determination so that the deflected beam--which may oscillate transversely to the longitudinal direction of the gap--is aligned to the gap and a sound weld seam is produced.
    • 公开了一种用于通过带电粒子束进行缝焊的方法和装置,其中通过梁的双重偏转来补偿梁相对于待接合的两个工件的相对表面之间的间隙的任何未对准。 光束相对于间隙的位置在沿着光束传播方向隔开的两个位置处确定,并且响应于这种确定的结果来控制两个间隔偏转区域中的偏转,使得偏转光束 可能沿间隙的纵向方向横向振荡 - 与间隙对准,并产生良好的焊缝。
    • 8. 发明授权
    • Setting the electron gun cathode heating current of an electron beam
machine
    • 设置电子枪电子枪阴极加热电流
    • US4317983A
    • 1982-03-02
    • US83384
    • 1979-10-10
    • Wilhelm ScheffelsRuprecht Hoffmann
    • Wilhelm ScheffelsRuprecht Hoffmann
    • H01J37/315H01J37/24H05B39/04B23K15/00H05B41/36
    • H01J37/242
    • In an electron beam machine for e.g. beam welding, the beam current I.sub.em is stabilized by negative feedback applied to the grid of the electron gun. The optimum cathode heating current is ascertained by causing the cathode heating current I.sub.H to decrease steadily from a maximum value. The beam current is kept constant by the feedback, which adjusts the grid voltage U.sub.W to offset the decrease in cathode temperature caused by the decreasing heating current; the rate of change of the grid voltage U.sub.W is monitored, and when this rate of change exceeds a threshold, the decrease in heating current is arrested, and the heating current is maintained at the thus established optimal value or preferably set at a slightly higher value, which secures an extended length of life of the cathode. This setting of the cathode heating current is repeated after a predetermined interval of time to establish a new value in response to a change of the condition of the cathode.
    • 在例如电子束机中。 光束焊接,通过施加到电子枪的栅格的负反馈使束电流Iem稳定。 通过使阴极加热电流IH从最大值稳定地降低来确定最佳阴极加热电流。 光束电流通过反馈保持恒定,这调整电网电压UW以抵消由于加热电流的降低引起的阴极温度的降低; 监测电网电压UW的变化率,当该变化率超过阈值时,停止加热电流的减少,并且将加热电流维持在如此确定的最佳值或优选设定在略高的值 ,其确保阴极延长的使用寿命。 在预定的时间间隔之后重复该阴极加热电流的设定,以响应于阴极的状况的改变而建立新的值。