JP5645180B1 - Air gouging tool - Google Patents
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Abstract
【課題】溶接用トーチに工具本体を取り付け、溶接用トーチの給電チップに給電電極を接触させ、ワイヤー送給装置からの溶接ワイヤの送給を停止し、ガウジング棒を母材に接触してアークを発生させ、アーク熱により母材や溶接ビードを溶融し、溶融金属をコンプレッサーからの圧縮空気で吹き飛ばすことにより、エアーガウジング作業を行うことができ、溶接用トーチを溶接作業及びガウジング作業に兼用することができる。【解決手段】溶接用トーチＴに取付可能な工具本体１からなり、工具本体に溶接用トーチの給電チップＴ２に接触可能な給電電極２を設け、工具本体にガウジング棒５を着脱可能な着脱機構６を設け、工具本体にコンプレッサーからの圧縮空気Ｃをガウジング棒の先端部に向けて噴射可能な空気噴射機構７を設けてなる。【選択図】図１An object of the present invention is to attach a tool body to a welding torch, bring a feeding electrode into contact with a feeding tip of the welding torch, stop feeding a welding wire from a wire feeding device, and touch a gouging rod to a base material to arc. The air gouging work can be performed by melting the base metal and the weld bead by arc heat and blowing the molten metal with the compressed air from the compressor, and the welding torch is also used for welding work and gouging work. be able to. An attachment / detachment mechanism comprising a tool main body 1 that can be attached to a welding torch T, a power supply electrode 2 that can contact a power supply tip T2 of the welding torch being provided on the tool main body, and a gouging rod 5 that can be attached to and detached from the tool main body. 6 and the tool body is provided with an air injection mechanism 7 capable of injecting compressed air C from the compressor toward the tip of the gouging rod. [Selection] Figure 1
Description
本発明は、例えば半自動溶接機の溶接用トーチに取り付けられ、溶接欠陥部の裏はつり作業等に用いられるエアーガウジング工具に関するものである。 The present invention relates to an air gouging tool that is attached to, for example, a welding torch of a semi-automatic welding machine, and the back of a weld defect is used for a hanging work or the like.
従来、この種のエアーガウジング装置としてガウジング電源装置及びガウジングトーチからなる構造のものが知られている。 Conventionally, as this type of air gouging device, a structure composed of a gouging power supply device and a gouging torch is known.
しかして、エアーガウジング作業にあっては、ガウジング電源装置からガウジングトーチに配備されたガウジング棒に給電し、このガウジング棒を電極として母材との間にアークを発生させ、そのアーク熱により母材やビードを溶融させると同時にガウジングトーチからガウジング棒に沿って噴射する圧縮空気によりその溶融金属を吹き飛ばして除去することになる。 In the air gouging work, power is supplied from the gouging power supply device to the gouging rod installed in the gouging torch, and an arc is generated between the gouging rod and the base metal as an electrode. At the same time as the bead is melted, the molten metal is blown away by the compressed air sprayed from the gouging torch along the gouging rod.
しかしながら上記従来構造の場合、溶接機は作業者毎に一台ずつ配備されるものの、上記ガウジング装置は溶接欠陥部の裏はつり作業等に用いられることから溶接作業者に一台ずつ配備されるものではなく、ガウジング作業が必要なとき、作業者は溶接作業位置からガウジング装置の設置場所まで歩いて行き、ガウジング装置の設置場所から溶接作業位置まで、電源ケーブル及びガウジングトーチを持ち運ぶ必要があり、それだけ、溶接作業の作業効率を低下させることがあるという不都合を有している。 However, in the case of the above conventional structure, although one welding machine is provided for each worker, the above gouging device is used for the lifting work etc., so that one welding machine is provided for each welding worker. Rather, when the gouging work is required, the worker has to walk from the welding work position to the installation location of the gouging device and carry the power cable and gouging torch from the gouging device installation location to the welding work position. This has the disadvantage that the work efficiency of the welding work may be reduced.
本発明はこれらの不都合を解決することを目的とするもので、本発明のうちで、請求項１記載の発明は、溶接用トーチに取付可能な工具本体からなり、上記工具本体に上記溶接用トーチの給電チップに接触可能な給電電極を設け、該工具本体にガウジング棒を着脱可能な着脱機構を設け、該工具本体にコンプレッサーからの圧縮気体を該ガウジング棒の先端部に向けて噴射可能な気体噴射機構を設けてなることを特徴とするエアーガウジング工具にある。
圧縮気体としては、圧縮空気や溶接に一般的に用いられるシールドガスが挙げられる。
The present invention aims to solve these disadvantages. Among the present inventions, the invention according to claim 1 comprises a tool main body which can be attached to a welding torch, and the tool main body is provided with the welding object. A power supply electrode that can contact the power supply tip of the torch is provided, a detachable mechanism that can attach and detach the gouging rod is provided on the tool body, and compressed gas from the compressor can be injected to the tool body toward the tip of the gouging rod. An air gouging tool comprising a gas injection mechanism.
Examples of the compressed gas include compressed air and shield gas generally used for welding.
又、請求項２記載の発明は、上記着脱機構として、上記工具本体に上記ガウジング棒を挟着可能な可動部材を設け、該可動部材を挟着移動させるバネ部材を設けてなることを特徴とするものであり、又、請求項３記載の発明は、上記気体噴射機構として、上記工具本体に噴射部材を設け、該噴射部材に上記コンプレッサーのエアーホースを接続可能な接続口部を設けると共に該接続口部からの圧縮気体を気体通路を介して上記ガウジング棒の先端部に向けて噴射可能な噴射口部を設けてなることを特徴とするものであり、又、請求項４記載の発明は、上記工具本体及び上記給電電極は絶縁材により被覆されていることを特徴とするものである。 According to a second aspect of the present invention, as the attachment / detachment mechanism, a movable member capable of sandwiching the gouging rod is provided on the tool body, and a spring member for sandwiching and moving the movable member is provided. In the invention according to claim 3, as the gas injection mechanism, an injection member is provided in the tool body, and a connection port portion to which the air hose of the compressor can be connected is provided in the injection member. The present invention is characterized in that an injection port part capable of injecting compressed gas from the connection port part toward the tip of the gouging rod through a gas passage is provided. The tool body and the feeding electrode are covered with an insulating material.
本発明は上述の如く、請求項１記載の発明にあっては、溶接用トーチに工具本体を取り付け、溶接用トーチの給電チップに給電電極を接触させ、ワイヤー送給装置からの溶接ワイヤの送給を停止し、ガウジング棒を母材に接触してアークを発生させ、アーク熱により母材や溶接ビードを溶融し、溶融金属をコンプレッサーからの圧縮気体で吹き飛ばすことにより、エアーガウジング作業を行うことができ、溶接用トーチを溶接作業及びガウジング作業に兼用することができ、ガウジング棒は着脱機構により取り替え交換を容易に行うことができ、溶接欠陥部の除去作業や裏はつり作業を容易に行うことができ、工具本体を溶接用トーチに取り付けることによりガウジング作業を行うことができ、ひいては、エアーガウジング工具を作業者が一人ずつ所持することにより溶接作業の作業効率を大幅に向上することができると共に設備コストを低下させることができる。 As described above, according to the present invention, the tool main body is attached to the welding torch, the feeding electrode is brought into contact with the feeding tip of the welding torch, and the welding wire is fed from the wire feeding device. Air gouging work is performed by stopping the supply, generating an arc by contacting the gouging rod with the base metal, melting the base metal and the weld bead by arc heat, and blowing off the molten metal with the compressed gas from the compressor The welding torch can be used for both welding work and gouging work, the gouging rod can be easily replaced and replaced by the attachment / detachment mechanism, and the welding defect removal work and the back work can be easily carried out. It is possible to perform gouging work by attaching the tool body to the welding torch. It is possible to greatly improve the working efficiency of the welding operation by possessed by it is possible to reduce the equipment cost.
又、請求項２記載の発明にあっては、上記着脱機構として、上記工具本体に上記ガウジング棒を挟着可能な可動部材を設け、可動部材を挟着移動させるバネ部材を設けてなるから、着脱機構の構造を簡素化することができ、又、請求項３記載の発明にあっては、上記気体噴射機構として、上記工具本体に噴射部材を設け、噴射部材にコンプレッサーのエアーホースを接続可能な接続口部を設けると共に接続口部からの圧縮気体を気体通路を介して上記ガウジング棒の先端部に向けて噴射可能な噴射口部を設けてなるから、噴射口部から圧縮気体を容易に噴射することができ、溶融金属の吹き飛ばしを容易に行うことができ、ガウジング作業を良好に行うことができ、又、請求項４記載の発明にあっては、上記工具本体及び上記給電電極は絶縁材により被覆されているから、作業の安全性を高めることができる。 In the invention according to claim 2, since the movable member capable of sandwiching the gouging rod is provided on the tool body as the attaching / detaching mechanism, and a spring member for sandwiching and moving the movable member is provided. The structure of the attachment / detachment mechanism can be simplified, and in the invention according to claim 3, as the gas injection mechanism, an injection member can be provided in the tool body, and an air hose of a compressor can be connected to the injection member In addition to providing a simple connection port portion and an injection port portion capable of injecting the compressed gas from the connection port portion toward the tip of the gouging rod through the gas passage, the compressed gas can be easily discharged from the injection port portion. The molten metal can be easily blown out, and the gouging operation can be performed well. In the invention according to claim 4, the tool body and the feeding electrode are insulated. From being coated, it is possible to improve the safety of the work.
図１乃至図４は本発明の実施の形態例を示し、図１、図４の如く、溶接用トーチＴに取付可能な工具本体１を備えている。 1 to 4 show an embodiment of the present invention, which includes a tool body 1 that can be attached to a welding torch T as shown in FIGS.
この場合、図１、図３、図４の如く、上記溶接用トーチＴは図示省略の半自動溶接機に用いられ、溶接用トーチＴ先端部にはノズルＴ１及び給電チップＴ２が設けられ、給電チップＴ２には溶接ワイヤＷを送給可能な通孔Ｔ３が形成され、ノズルＴ１からシールドガスが噴射され、図示省略の溶接電源装置から給電チップＴ２に給電され、溶接ワイヤＷはワイヤー送給装置から順次送給され、溶接電源装置から給電チップＴ２を介して溶接ワイヤＷに給電され、この溶接ワイヤＷが母材に接触することでアークが発生し、このアーク熱により溶接ワイヤＷ及び溶接対象物たる母材が溶融し、冷却して固まり溶接ビードとなり、溶接作業が行われることになる。 In this case, FIG. 1, FIG. 3, as shown in FIG. 4, the welding torch T is used for semi-automatic welding machine (not shown), the nozzle T 1 and the power feed tip T 2 is provided in the welding torch T tip, The power feed tip T 2 is formed with a through hole T 3 through which a welding wire W can be fed, a shield gas is injected from the nozzle T 1, and power is supplied to the power feed tip T 2 from a welding power source device (not shown). are sequentially fed from the wire feeding device, power is supplied to the welding wire W via the power feed tip T 2 from the welding power supply, the welding wire W is arc is generated by contacting the base material, this arc heat The welding wire W and the base material to be welded are melted, cooled and solidified to form a weld bead, and a welding operation is performed.
しかして、上記工具本体１は導電性材としての銅と亜鉛の合金である真鍮材が用いられ、工具本体１に同じく導電性材としての真鍮材からなる給電電極２を取付ネジ３により取り付け、給電電極２に上記溶接用トーチＴの給電チップＴ２に圧入状態で接触可能な接触孔部２ａ及びすり割り２ｂを形成し、かつ、溶接用トーチＴのノズルＴ１に外嵌され、上記給電チップＴ２及び給電電極２を被うポリアセタール樹脂からなる筒材４を取付ネジ３により工具本体１に取り付けて構成している。尚、耐熱製性を考慮し、フェノール樹脂、メラミン樹脂、ユリア樹脂などの熱硬化性樹脂を用いることもできる。 Thus, the tool body 1 is made of a brass material which is an alloy of copper and zinc as a conductive material, and the power supply electrode 2 made of a brass material as the conductive material is attached to the tool body 1 with a mounting screw 3. the power feed tip T 2 to be contactable with pressed-in condition of contact holes 2a and slotted 2b of the welding torch T is formed on the feeding electrode 2, and is fitted to the nozzle T 1 of the welding torch T, the feeding A cylindrical member 4 made of polyacetal resin covering the tip T 2 and the feeding electrode 2 is attached to the tool body 1 with an attachment screw 3. In consideration of heat resistance, thermosetting resins such as phenol resins, melamine resins, and urea resins can also be used.
５はガウジング棒であって、この場合、カーボン電極が用いられ、図２、図３の如く、工具本体１にガウジング棒５を着脱可能な着脱機構６が設けられ、この場合、着脱機構６として、工具本体１に四角枠状の可動部材６ａを摺動移動自在に設け、工具本体１の底面にＶ溝状の挟着面１ａを形成し、可動部材６ａの内底面を挟着面６ｂに形成し、工具本体１の挟着面１ａと可動部材６ａの挟着面６ｂとにより上記ガウジング棒５を挟着可能な挟着部６ｃを形成し、可動部材６ａの上内面と工具木体１の上面との問に可動部材６ａを上昇移動して工具本体１に弾圧接触させるバネ部材６ｄを設け、図２の如く、想像線位置から可動部材６ａをバネ部材６ｄのバネ圧に抗して下方に押圧して摺動移動し、これにより工具本体１の挟着面１ａと可動部材６ａの挟着面６ｂとの間を開口し、この開口部分にガウジング棒５を挿入し、可動部材６ａから手を離すことにより可動部材６ａはバネ部材６ｄのバネ圧により上方に摺動挟着移動し、上昇移動途中において、バネ部材６ｄのバネ圧力により挟着面１ａと挟着面６ｂとでガウジング棒５を挟着保持することになる。 Reference numeral 5 denotes a gouging rod, in which case a carbon electrode is used, and as shown in FIGS. 2 and 3, an attaching / detaching mechanism 6 capable of attaching / detaching the gouging rod 5 is provided on the tool body 1, and in this case, as the attaching / detaching mechanism 6 The tool body 1 is provided with a rectangular frame-shaped movable member 6a so as to be slidably movable, a V-groove-shaped sandwiching surface 1a is formed on the bottom surface of the tool body 1, and the inner bottom surface of the movable member 6a is formed on the sandwiching surface 6b. The sandwiching surface 6a of the tool main body 1 and the sandwiching surface 6b of the movable member 6a form a sandwiching portion 6c on which the gouging rod 5 can be sandwiched, and the upper inner surface of the movable member 6a and the tool wooden body 1 are formed. A spring member 6d is provided to move the movable member 6a upwardly and make an elastic contact with the tool body 1 with respect to the upper surface of the member, and as shown in FIG. 2, the movable member 6a is resisted against the spring pressure of the spring member 6d from the position of the imaginary line. It slides and moves downward by pressing, so that it can move with the clamping surface 1a of the tool body 1 An opening is formed between the material 6a and the clamping surface 6b, and the gouging rod 5 is inserted into the opening, and the movable member 6a is slid upward by the spring pressure of the spring member 6d by releasing the hand from the movable member 6a. During the upward movement, the gouging rod 5 is clamped and held by the clamping surface 1a and the clamping surface 6b by the spring pressure of the spring member 6d.
７は空気噴射機構であって、この場合、図１、図３の如く、上記工具本体１に噴射部材７ａをボルト７ｂにより取り付け、ボルト７ｂの頭部７ｃを被うキャップ７ｄを設け、噴射部材７ａに図示省略のコンプレッサーのエアーホース７ｅの先端部に設けた雌継手７ｆを接続可能な接続口部７ｇを設け、接続口部７ｇに雄継手７ｉを取り付けると共に接続口部７ｇからの圧縮空気Ｃを空気通路７ｈを介して上記ガウジング棒５の先端部に向けて噴射可能な噴射口部７ｊを設け、雄継手７ｉに雌継手７ｆを着脱自在に設けて構成している。 Reference numeral 7 denotes an air injection mechanism. In this case, as shown in FIGS. 1 and 3, the injection member 7a is attached to the tool body 1 with a bolt 7b, and a cap 7d covering the head 7c of the bolt 7b is provided. 7a is provided with a connection port portion 7g to which a female joint 7f provided at the tip of an air hose 7e of a compressor (not shown) can be connected, and a male joint 7i is attached to the connection port portion 7g and compressed air C from the connection port portion 7g. Is provided with an injection port portion 7j that can be injected toward the tip of the gouging rod 5 through an air passage 7h, and a female joint 7f is detachably provided on the male joint 7i.
この場合、上記噴射部材７ａ、キャップ７ｄ、可動部材６ａ及び筒材４はいずれも絶縁材としての例えば、ポリアセタール樹脂等の合成樹脂により製作され、導電性材からなる工具本体１及び給電電極２を絶縁材により被覆するようにしている。尚、耐熱製性を考慮し、フェノール樹脂、メラミン樹脂、ユリア樹脂などの熱硬化性樹脂を用いることもできる。 In this case, the injection member 7a, the cap 7d, the movable member 6a, and the cylindrical member 4 are all made of a synthetic resin such as polyacetal resin as an insulating material, and the tool body 1 and the feeding electrode 2 made of a conductive material are used. It is covered with an insulating material. In consideration of heat resistance, thermosetting resins such as phenol resins, melamine resins, and urea resins can also be used.
この実施の形態例は上記構成であるから、図１の如く、工具本体１を溶接用トーチＴに取付け、溶接用トーチＴの給電チップＴ２に給電電極２を接触させ、ワイヤー送給装置からの溶接ワイヤＷの送給を停止し、工具本体１にガウジング棒５を着脱機構６により取り付け、溶接用トーチＴの給電チップＴ２に溶接電源装置から給電し、給電チップＴ２を介して給電電極２に給電され、給電電極２及び工具本体１を介してガウジング棒５に給電され、ガウジング棒５を母材に接触させることによりアークが発生し、アーク熱により母材や溶接ビードが溶融し、一方、雄継手７ｉを雌継手７ｆに連結し、空気噴射機構７によりコンプレッサーからの圧縮空気Ｃはガウジング棒５の先端部に向けて噴射され、溶融金属は圧縮空気Ｃにより吹き飛ばされエアーガウジング作業が行われることになる。 Since embodiments of the present is the configuration, as shown in FIG. 1, attached to the tool body 1 to the welding torch T, it is contacted with the feeding electrode 2 to the power feed tip T 2 of the welding torch T, from the wire delivery device The welding wire W is stopped, the gouging rod 5 is attached to the tool body 1 by the attachment / detachment mechanism 6, the power supply tip T 2 of the welding torch T is supplied with power from the welding power source device, and the power is supplied via the power supply tip T 2. Electric power is supplied to the electrode 2, electric power is supplied to the gouging rod 5 through the feed electrode 2 and the tool body 1, and an arc is generated by bringing the gouging rod 5 into contact with the base material, and the base material and the weld bead are melted by arc heat. On the other hand, the male joint 7i is connected to the female joint 7f, the compressed air C from the compressor is injected toward the tip of the gouging rod 5 by the air injection mechanism 7, and the molten metal is blown away by the compressed air C. Re so that the air gouging work is carried out.
したがって、溶接用トーチＴに工具本体１を取り付け、溶接用トーチＴの給電チップＴ２に給電電極２を接触させ、ワイヤー送給装置からの溶接ワイヤＷの送給を停止し、ガウジング棒５を母材に接触してアークを発生させ、アーク熱により母材や溶接ビードを溶融し、溶融金属をコンプレッサーからの圧縮空気Ｃで吹き飛ばすことにより、エアーガウジング作業を行うことができ、溶接用トーチＴを溶接作業及びガウジング作業に兼用することができ、ガウジング棒５は着脱機構６により取り替え交換を容易に行うことができ、溶接欠陥部の除去作業や裏はつり作業を容易に行うことができ、工具本体１を溶接用トーチＴに取り付けることによりガウジング作業を行うことができ、ひいては、エアーガウジング工具を作業者が一人ずつ所持することにより溶接作業の作業効率を大幅に向上することができると共に設備コストを低下させることができる。 Therefore, the tool main body 1 attached to the welding torch T, the power supply tip T 2 of the welding torch T is contacted with the feeding electrode 2, to stop the feeding of the welding wire W from the wire feeding device, the gouging rod 5 An arc is generated by contact with the base metal, the base metal and the weld bead are melted by arc heat, and the molten metal is blown off with the compressed air C from the compressor, so that air gouging work can be performed. Can be used for both welding work and gouging work, and the gouging rod 5 can be easily replaced and replaced by the attaching / detaching mechanism 6, and the welding defect removal work and the back work can be carried out easily. The gouging work can be performed by attaching the main body 1 to the welding torch T. As a result, each worker has one air gouging tool. By doing so, the work efficiency of the welding work can be greatly improved and the equipment cost can be reduced.
この場合、上記着脱機構６として、図２、図３の如く、上記工具本体１に上記ガウジング棒５を挟着可能な可動部材６ａを設け、可動部材６ａを挟着移動させるバネ部材６ｄを設けてなるから、着脱機構６の構造を簡素化することができ、又、この場合、図２、図３の如く、上記空気噴射機構７として、上記工具本体１に噴射部材７ａを設け、噴射部材７ａにコンプレッサーのエアーホース７ｅを接続可能な接続口部７ｇを設けると共に接続口部７ｇからの圧縮空気Ｃを空気通路７ｈを介して上記ガウジング棒５の先端部に向けて噴射可能な噴射口部７ｊを設けてなるから、噴射口部７ｊから圧縮空気Ｃを容易に噴射することができ、溶融金属の吹き飛ばしを容易に行うことができ、エアーガウジング作業を良好に行うことができ、又、この場合、上記工具本体１及び上記給電電極２は絶縁材により被覆されているから、作業の安全性を高めることができる。 In this case, as the attaching / detaching mechanism 6, as shown in FIGS. 2 and 3, a movable member 6a capable of sandwiching the gouging rod 5 is provided on the tool body 1, and a spring member 6d for sandwiching and moving the movable member 6a is provided. Therefore, the structure of the attachment / detachment mechanism 6 can be simplified. In this case, as shown in FIGS. 2 and 3, the tool body 1 is provided with an injection member 7a as the air injection mechanism 7, and the injection member 7a is provided with a connection port portion 7g to which a compressor air hose 7e can be connected and an injection port portion capable of injecting compressed air C from the connection port portion 7g toward the tip of the gouging rod 5 through the air passage 7h. 7j is provided, the compressed air C can be easily injected from the injection port 7j, the molten metal can be easily blown off, and the air gouging work can be performed well. If, the tool body 1 and the feeding electrode 2 from being covered with an insulating material, it is possible to enhance the safety of the work.
尚、本発明は上記実施の形態例に限られるものではなく、例えば、工具本体１は真鍮材に限らず、銅やアルミニウム材等の各種の導電性材を用いることもあり、又、工具本体１、給電電極２、着脱機構６及び空気噴射機構７の構造や形態は適宜変更して設計される。 The present invention is not limited to the above embodiment. For example, the tool body 1 is not limited to a brass material, and various conductive materials such as copper and aluminum materials may be used. 1, the structure and form of the feeding electrode 2, the attaching / detaching mechanism 6, and the air injection mechanism 7 are designed by changing as appropriate.
以上、所期の目的を充分達成することができる。 As described above, the intended purpose can be sufficiently achieved.
Ｔ 溶接用トーチ
Ｔ２ 給電チップ
Ｃ 圧縮空気
１ 工具本体
２ 給電電極
５ ガウジング棒
６ 着脱機構
６ａ 可動部材
６ｄ バネ部材
７ 空気噴射機構
７ａ 噴射部材
７ｅ エアーホース
７ｇ 接続口部
７ｈ 空気通路
７ｊ 噴射口部
T welding torch T 2 power supply tip C compressed air 1 tool body 2 power supply electrode 5 gouging rod 6 attachment / detachment mechanism 6a movable member 6d spring member 7 air injection mechanism 7a injection member 7e air hose 7g connection port 7h air passage 7j injection port
Claims (4)
前記工具本体を前記溶接用トーチに取り付け、前記着脱機構にガウジング棒を装着した際に、前記給電チップと前記ガウジング棒が前記給電電極及び前記工具本体を介して通電可能に接続するように前記給電電極及び前記工具本体が設けられ、
前記工具本体にコンプレッサーからの圧縮気体を前記ガウジング棒の先端部に向けて噴射可能な気体噴射機構を設けてなることを特徴とするエアーガウジング工具。 Equipped with attachable tool body to the welding torch, before Symbol tool body is provided with a possible power supply electrode contacts the power supply tip before Symbol welding torch, a removable detaching mechanism gouging rod,
When the tool main body is attached to the welding torch and the gouging rod is attached to the attachment / detachment mechanism, the power feeding tip and the gouging rod are connected to be energized via the power feeding electrode and the tool main body. An electrode and the tool body are provided;
Air gouging tool, characterized by comprising providing a jettable gas injection mechanism toward the compressed gas from the compressor to the tool body to the tip of the gouging rod.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2019244359A1 (en) * | 2018-06-22 | 2019-12-26 | 株式会社Ｋｍｅ | Air gouging tool |
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| KR20210122011A (en) * | 2020-03-30 | 2021-10-08 | 이비덴 케미칼 가부시키가이샤 | Electrode rod holding torch |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2019244359A1 (en) * | 2018-06-22 | 2019-12-26 | 株式会社Ｋｍｅ | Air gouging tool |
| KR20200087254A (en) * | 2018-06-22 | 2020-07-20 | 가부시키가이샤 케이엠이 | Air gouging tool |
| JPWO2019244359A1 (en) * | 2018-06-22 | 2021-03-11 | 株式会社Ｋｍｅ | Air gouging tool |
| KR102345278B1 (en) * | 2018-06-22 | 2021-12-31 | 가부시키가이샤 케이엠이 | air gouging tool |
| JP7048119B2 (en) | 2018-06-22 | 2022-04-05 | 株式会社Kme | Air gouging tool |
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