JPH039268U

JPH039268U -

Info

Publication number: JPH039268U
Application number: JP7006589U
Authority: JP
Priority date: 1989-06-15
Filing date: 1989-06-15
Publication date: 1991-01-29

Description

[Brief explanation of drawings]

第１図ないし第３図はこの考案の一実施例であ
る管と管板を溶接する自動溶接装置による溶接作
業過程を示す側面図で、第１図は溶接位置設定の
ため自動溶接装置のガイドピンを被溶接管の管内
に挿入した状態の側面図、第２図は第１図におけ
るガイドピンを後退させた状態の側面図、第３図
は第２図ノ状態で溶接トーチを移動させその先端
を溶接個所に接触させて溶接態勢にした側面図、
第４図は管と管板を溶接する従来の自動溶接装置
のガイドピンを被溶接管の管内に挿入して位置決
めし、溶接トーチの先端を溶接個所に接触させて
溶接態勢にした側面図、第５図は溶接個所の表面
に垂直な方向から溶接トーチで溶接しようとする
状態の側面図、第６図は溶接個所の表面にある角
度をもつて斜め方向から溶接トーチで溶接しよう
とする状態の側面図である。１……溶接ヘツド、２……回転部、３……溶接
トーチ、４……センシング機構、４ａ……ガイド
ピン、５……管板、６……管。 Figures 1 to 3 are side views showing the welding process by an automatic welding device for welding a tube and a tube sheet, which is an embodiment of this invention, and Figure 1 is a guide for the automatic welding device to set the welding position. Figure 2 is a side view of the pin inserted into the pipe to be welded, Figure 2 is a side view of Figure 1 with the guide pin retracted, and Figure 3 is the state shown in Figure 2 with the welding torch moved. Side view with the tip in contact with the welding point and ready for welding,
Fig. 4 is a side view of a conventional automatic welding device for welding a pipe and a tube plate, with the guide pin inserted into the pipe to be welded and positioned, and the tip of the welding torch brought into contact with the welding point to prepare for welding; Figure 5 is a side view of the welding area where a welding torch is being used to weld from a direction perpendicular to the surface of the welding area, and Figure 6 is a side view where the welding area is being welded from a diagonal direction at a certain angle to the surface of the welding area. FIG. DESCRIPTION OF SYMBOLS 1... Welding head, 2... Rotating part, 3... Welding torch, 4... Sensing mechanism, 4a... Guide pin, 5... Tube plate, 6... Tube.

Claims

[Scope of utility model registration request]

A welding torch that can weld from any direction is provided on the outer periphery of a rotating part at the tip of a welding head, and a sensing mechanism is provided at the tip of the rotating part that has a guide pin that is inserted into the pipe to be welded and guides positioning. An automatic welding device for welding a tube and a tube sheet, characterized in that the guide pin is configured to be able to move forward and backward in the axial direction.