Self -align electrode assembly of deep hole

The utility model provides a self -align electrode assembly of deep hole, self -align electrode assembly of deep hole is used for the car light, its characterized in that, self -align electrode assembly of deep hole includes: connect copper electrode or graphite electrode's connecting rod for the operation, set up the guide block that a head has the constant slope between connecting rod and copper electrode or graphite electrode, inciting somebody to action when the bar copper electrode of minor diameter shen ru discharges to tubular member is downthehole, can follow deep hole redirecting together, play self -align effect, avoid the lateral wall to discharge. 种深孔自定位电极装置，所述深孔自定位电极装置用于车灯，其特征在于，所述深孔自定位电极装置包括：连接铜电极或石墨电极的操作用连杆，在连杆和铜电极或石墨电极之间设置个头部带有定斜度的导向块，在将所述小直径的铜棒电极深入到管状构件孔内进行放电时，可以跟随深孔起改变方向，起到自定位的作用，避免侧壁放电。