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    • 1. 发明申请
    • Welding Torch and End Piece as Well as Contact Tube for a Welding Torch
    • 焊接火炬和端部以及用于焊接火炬的接触管
    • US20090045183A1
    • 2009-02-19
    • US12086366
    • 2006-11-28
    • Josef ArtelsmairAndreas LeonhartsbergerJorg Kazmaier
    • Josef ArtelsmairAndreas LeonhartsbergerJorg Kazmaier
    • B23K9/28
    • B23K9/295
    • The invention relates to a welding torch (10) having a torch body (46) in which at least one device (32) for feeding a welding wire (13) and a contact tube (30) having a bore (33) and a guide bore (34), running concentrically thereto, for guiding the welding wire (13) in the direction of a workpiece (16) are arranged, wherein the welding wire (13) can be supplied with electrical energy via the contact tube (30), wherein one end of the feed device (32) is arranged in the guide bore (34) of the contact tube (30) and is provided with an electrically conductive end piece (36) having a bore (40) for the welding wire (13). To provide such a welding torch (10) in which the durability or the service life of the wearing parts, in particular of the contact tube (30), is prolonged, provision is made for the end piece (36) of the feed device (32) to be movably arranged in the guide bore (34) of the contact tube (30).
    • 本发明涉及一种具有炬体(46)的焊炬(10),其中至少一个用于馈送焊丝(13)的装置(32)和具有孔(33)的接触管(30)和导向件 布置有用于沿着工件(16)的方向引导焊丝(13)的同心运行的孔(34),其中焊丝(13)可以经由接触管(30)被供应电能, 其中所述进给装置(32)的一端设置在所述接触管(30)的所述引导孔(34)中,并且设置有导电端部件(36),所述端部件具有用于所述焊丝(13)的孔(40) )。 为了提供一种这样的焊枪(10),其中耐久性或使用寿命特别是接触管(30)的耐久性或使用寿命延长了,为进料装置的端件(36) 32)可移动地布置在接触管(30)的引导孔(34)中。