JPS62197275A - Plasma cutting equipment provided with automatic nozzle replacing device - Google Patents
Plasma cutting equipment provided with automatic nozzle replacing deviceInfo
- Publication number
- JPS62197275A JPS62197275A JP3829386A JP3829386A JPS62197275A JP S62197275 A JPS62197275 A JP S62197275A JP 3829386 A JP3829386 A JP 3829386A JP 3829386 A JP3829386 A JP 3829386A JP S62197275 A JPS62197275 A JP S62197275A
- Authority
- JP
- Japan
- Prior art keywords
- crater
- nozzle
- plasma cutting
- tip
- torch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 claims description 15
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
Landscapes
- Arc Welding In General (AREA)
Abstract
Description
【発明の詳細な説明】
〈産業上の利用分野〉
プラズマ切断トーチを加工具とする通称プラズマ切断機
〈従来の技術〉
プラズマ切断トーチを搭載したプラズマ切断機は公知の
技術であるが、切断作業に伴い、電極の消耗、甚しい場
合は破損を伴い、しばしば電極部の交換を必要とし、ガ
ス切断に数倍する高速切断性能も、電極の交換に要する
時間とわづらはしさで相隣される。電極の耐久性を増す
ことは最も期待されることであるが、現在の技術と材料
では極めて困難と考えられる。電極の交換を容易にする
手段としては特願昭６０−２４２６２９により又、電極
寿命の検出については、特願昭６０−１６３９７２によ
り申請済である。[Detailed description of the invention] <Industrial field of application> Commonly known as a plasma cutting machine using a plasma cutting torch as a processing tool <Prior art> A plasma cutting machine equipped with a plasma cutting torch is a well-known technology, but it is difficult to perform cutting work. As a result, the electrode wears out and in severe cases is damaged, and the electrode often needs to be replaced.Although high-speed cutting performance, which is several times faster than gas cutting, is complicated by the time and trouble required to replace the electrode. Ru. Increasing the durability of electrodes is the most promising, but is considered extremely difficult with current technology and materials. A method for facilitating electrode replacement has been filed in Japanese Patent Application No. 60-242629, and a method for detecting electrode life has been filed in Japanese Patent Application No. 60-163972.
〈発明が解決しようとする問題点〉
プラズマ電極部の寿命を検出し、電極破壊の直前に自動
的にプラズマトーチの器頭部（以下火口と言う）を交換
する方法に係るものである。<Problems to be Solved by the Invention> This invention relates to a method for detecting the lifespan of a plasma electrode section and automatically replacing the head of a plasma torch (hereinafter referred to as the "tinder") immediately before the electrode breaks.
〈問題点を解決するための手段〉
プラズマ電極の使用眼界は特願昭６０−１６３９７２に
提示せる如く、電極と被切断機との間のアーク電流値の
変化によるか、消耗に支配的な切断に先立ち材料の切断
開始点の孔あけ（ピアシング）回数の係数管理によって
知ることができる。<Means for solving the problem> As shown in Japanese Patent Application No. 60-163972, the use of plasma electrodes is due to changes in the arc current value between the electrode and the machine to be cut, or the cutting is dominated by wear. This can be known by managing the coefficient of the number of piercings at the starting point of cutting the material.
プラズマ電極の自動交換に関しては、プラズマ電極を内
蔵した火口を予備として蓄え、自動的に交換しうるよう
にした装置により解決することができる。Automatic replacement of plasma electrodes can be solved by a device that stores a spare crater with a built-in plasma electrode so that it can be replaced automatically.
〈作用〉
本発明の方法によれば、火口内部の電極を交換するに際
して火口の外部を構成する各部品を外し、電極交換後に
火口構成部品を再組立するわづらはしさから開放され、
ワンタッチでプラズマトーチの器頭部に火口を着脱する
ことができ、且つ予め新しい電極を組付けた火口を予備
として蓄えておくことにより切断機の休止時間の短縮が
計られる。又着脱部の着脱機構を簡略化して自動着脱を
行うようにしたことにより、プラズマ切断機の無人化運
転も可能になる。<Function> According to the method of the present invention, when replacing the electrode inside the crater, it is freed from the trouble of having to remove the parts that make up the exterior of the crater and then reassembling the components of the crater after replacing the electrode.
The nozzle can be attached to and removed from the head of the plasma torch with a single touch, and the downtime of the cutting machine can be shortened by storing a nozzle with a new electrode installed in advance as a spare. Furthermore, by simplifying the attachment/detachment mechanism of the attachment/detachment part so that attachment/detachment is performed automatically, unmanned operation of the plasma cutting machine is also possible.
〈実施例〉
第１図は本発明における火口の自動交換装置の概念を示
す図で、図において
１はプラズマトーチ、２はプラズマトーチｌの先端に組
付けられた火口を示す。３〜５はプラズマトーチ把持機
構の例で比較的複雑なトーチ姿勢制御を有するものを示
し、３はプラズマトーチに傾角を与えて溶接接手に必要
な開先切断を行うようにしたトーチ角度設定機構、４は
開先切断を行うに際し、常にトーチの傾斜方向を切断線
に対して法線方向にトーチ角度設定機構３を回転せしめ
た際に、ホース電線などの捩しれをホースなどの抵抗に
より防止し、相対的に自由にプラズマトーチが回転しう
るようにしたトーチ把持機構、５は火口を交換するに際
し、トーチの回転を固定する目的をもつクランプ機構で
ある。<Embodiment> FIG. 1 is a diagram showing the concept of an automatic tip exchange device according to the present invention. In the figure, 1 is a plasma torch, and 2 is a tip assembled to the tip of the plasma torch l. 3 to 5 are examples of plasma torch gripping mechanisms that have relatively complicated torch attitude control, and 3 is a torch angle setting mechanism that gives an inclination angle to the plasma torch to perform the groove cutting necessary for the weld joint. , 4 prevents twisting of the hose electric wire etc. by the resistance of the hose etc. when the torch angle setting mechanism 3 is always rotated so that the inclination direction of the torch is normal to the cutting line when cutting the bevel. A torch gripping mechanism 5 allows the plasma torch to rotate relatively freely, and a clamping mechanism 5 has the purpose of fixing the rotation of the torch when replacing the nozzle.
尚３〜５の範囲については特願昭６０−１６７８１２に
詳述したものである。The ranges 3 to 5 are detailed in Japanese Patent Application No. 60-167812.
６〜１２は本発明の自動火口交換装置の例を示し、図に
おいて６〜９は交換火口のマニュブレークで６はインデ
ックステーブル８上の火口ホルダ−７に準備された交換
用火口、９は交換用火口の着脱時の定位置制御を行うイ
ンデックス装置である。Reference numerals 6 to 12 show an example of the automatic tip exchange device of the present invention, and in the figure, 6 to 9 are manubrakes for replacement tips, 6 is a replacement tip prepared in the tip holder 7 on the index table 8, and 9 is a replacement tip. This is an index device that controls the fixed position when attaching and detaching the nozzle.
１０〜１２は火口交換機構の例で１０は火口の着脱枠を
示し、着脱に際し回転運動は１１に示す回転機構により
、上下運動は１２に示す上下機構により与えらる。本機
構の働きを具体的にのべると、消耗、破損した火口をト
ーチから外す時は、着脱枠１１をトーチ先端の火口２ま
で押し上げ火口取付ネジに回転を与えて火口を外し降下
させて、火口ホルダーにあづけ予備火口を着脱枠の直上
に停止させ、着脱枠により取付位置まで押し上げ、取付
ネジに回転を与えることにより新旧の火口を交換せしめ
ることが可能である。Reference numerals 10 to 12 are examples of a crater exchange mechanism, and 10 is a frame for attaching and detaching the crater.When attaching and detaching, rotational movement is provided by the rotation mechanism shown at 11, and vertical movement is provided by the up and down mechanism shown at 12. To describe the function of this mechanism in detail, when removing a worn out or damaged crater from the torch, push the removable frame 11 up to the crater 2 at the tip of the torch, rotate the crater mounting screw, remove the crater, and lower it. It is possible to replace the old and new craters by stopping the preliminary crater in the holder directly above the removable frame, pushing it up to the mounting position by the removable frame, and applying rotation to the mounting screw.
第２図は特願昭６０−１６７８１２によるプラズマ切断
トーチの器頭部の例を示す図で、図において１３はプラ
ズマトーチ、トーチ先端部の構造、１４は火口、１５は
火口着脱ネジでネジ１６と器頭部のネジ１７とのネジ合
わせにより火口１４をトーチの器頭に固着せしめる。ナ
ツト１５上の１８で示す部分はネジを外部より回転せし
めるビン構を示す。Fig. 2 is a diagram showing an example of the head of a plasma cutting torch according to Japanese Patent Application No. 60-167812. In the figure, 13 is the plasma torch, the structure of the torch tip, 14 is the nozzle, 15 is the nozzle attachment/removal screw, and 16 is the screw. By aligning the screws 17 with the screws 17 on the head of the torch, the nozzle 14 is fixed to the head of the torch. The part indicated by 18 on the nut 15 shows a bottle mechanism for rotating the screw from the outside.
第３図は、先に第１図に示した、着脱枠と火口および着
脱ネジの関係例を示す図で、図において１９は火口、２
０はプラズマ切断トーチの器頭部、２１は火口着脱袋ナ
ツト２２はトーチ器頭部の袋ナツト２１と嵌合するネジ
部を示す。２３は火口交換用インデックステーブル、２
４は火口ホルダー、２５は火口着脱枠を示し、回転と上
下運動が与えられるもの、２６に示す火口コンテナは火
口を収納し火口ホルダー２４に格納すると共にホルダー
内を摺動して火口を上下させると共に着脱枠２５の回転
を袋ナツト２１の切欠溝とコンテナに固定したビン２７
に 合して袋ナットに回転を伝達する機構をもつもので
ある。FIG. 3 is a diagram showing an example of the relationship between the removable frame, the crater, and the removable screw shown in FIG. 1. In the figure, 19 is the crater, 2
Reference numeral 0 indicates the head of the plasma cutting torch, and reference numeral 21 indicates a threaded portion that fits into the cap nut 21 of the torch head. 23 is an index table for changing the tinder, 2
4 is a crater holder, 25 is a crater removable frame that allows rotation and vertical movement, and a crater container 26 stores the crater and stores it in the crater holder 24, and slides inside the holder to move the crater up and down. At the same time, the rotation of the detachable frame 25 is fixed to the notched groove of the cap nut 21 and the container 27.
It has a mechanism that transmits rotation to the cap nut according to the rotation.
２８はコンテナの鍔部で火口ホルダーに支えられる、２
９はコンテナの底部に設けた着脱枠の回転を伝達する部
分で例えば角孔と角棒の組合せ又は溝構造よりなるもの
、３０は着脱枠に固定したコンテナ受は部でコンテナを
支え上下せしめる役割をもつ。28 is supported by a crater holder at the flange of the container, 2
9 is a part that transmits the rotation of the detachable frame provided at the bottom of the container, and is made of, for example, a combination of a square hole and a square bar or a groove structure; 30 is a container support fixed to the detachable frame; the role is to support the container and move it up and down. have.
以上の構造により火口は取付袋ネジの回転と上下の動作
により自由に行いうる。With the above structure, the crater can be moved freely by rotating the mounting cap screw and moving it up and down.
〈発明の効果〉
本発明の方法によれば、複雑な火口部の構造をその都度
分解組立を行う従来の方法に比較し、予め火口を組立て
、おき予備として火口交換装置に準備し、短時間で且つ
自動的に着脱することが可能となる。そのことにより、
プラズマ切断装置の稼動率を高め、近年切断装置の自動
化に対しＮＣ制御が普及している現状から、火口の交換
をすることは装置の自動化と共に監視作業を省略し、生
産コストの低減、無人化などの効果は絶大である。<Effects of the Invention> According to the method of the present invention, compared to the conventional method of disassembling and reassembling the complex structure of the crater each time, the crater can be assembled in advance and prepared as a spare in the crater replacement device, and can be completed in a short time. It also becomes possible to attach and detach automatically. As a result,
In order to increase the operating rate of plasma cutting equipment, and with the current situation where NC control has become popular for automation of cutting equipment in recent years, replacing the crater will automate the equipment and omit monitoring work, reducing production costs and making it unmanned. The effects are enormous.
第１図は本発明に係る火口の自動交換装置の説明図、第
２図はプラズマ切断トーチ器頭部側面図で第３図は着脱
枠と火口および着脱袋ネジ関係を示す図である。
１、１３．１９． プラズマトーチ
２、１４．火口 ５． クランプ機構６
、 交換用火口 ７． 火口ホルダー８、２
３． インデックステーブル
１０．２５． 着脱枠 １１９回転機構１
２、上下装置
１５、２１．着脱枠装ナツト
２４、火口ホルダー ２６．コンテナ２７、ビ
ン ２８．コンテナ鍔特許出願人 小
池酸素工業株式会社
第１図
第２図FIG. 1 is an explanatory diagram of an automatic tip exchanger according to the present invention, FIG. 2 is a side view of the head of a plasma cutting torch device, and FIG. 3 is a diagram showing the relationship between a detachable frame, a tip, and a detachable bag screw. 1, 13.19. Plasma torch 2, 14. Crater 5. Clamp mechanism 6
, Replacement crater 7. Crater holder 8, 2
3. Index table 10.25. Detachable frame 119 rotation mechanism 1
2. Up and down device 15, 21. Detachable frame nut 24, crater holder 26. Container 27, Bin 28. Container collar patent applicant Koike Oxygen Industry Co., Ltd. Figure 1 Figure 2
Claims (4)
の先端部の電極を内蔵した火口の機械部品を予め組立て
準備しておき、交換に際して自動的に新旧の火口を人手
を介せず自動的に交換しうるようにした自動火口交換装
置付プラズマ切断装置(1) In a plasma cutting device, the mechanical parts of the nozzle containing the electrode at the tip of the plasma cutting torch are assembled and prepared in advance, and the old and new nozzles can be automatically exchanged without human intervention when replacing them. Plasma cutting equipment with automatic tinder exchange device
口取付ナット回転機構および予備火口の位置決めを伴う
ホルダーよりなる自動火口交換装置(2) In plasma cutting equipment, an automatic tip exchange device consisting of a holder that moves the tip up and down, a rotating mechanism for the tip mounting nut, and a positioning of the preliminary tip.
および予備火口の取付に際し、火口の格納ホルダーをイ
ンデックステーブルにより位置決めを行うことを特徴と
した自動火口交換装置(3) In plasma cutting equipment, an automatic tinder exchange device characterized by positioning the tinder storage holder using an index table when collecting the tinder in use and installing a spare tinder.
収納のホルダー内を摺動し且つ回転しうるようにした火
口コンテナを介して火口の取付ナットを回転せしめると
共に、火口を上下しうるようにした自動火口交換装置(4) When installing and removing the crater in a plasma cutting device, an automatic device that rotates the mounting nut of the crater via a crater container that can slide and rotate inside the holder of the crater, and also raises and lowers the crater. Tinder exchange device
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3829386A JPH0635069B2 (en) | 1986-02-25 | 1986-02-25 | Plasma cutting torch tip changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3829386A JPH0635069B2 (en) | 1986-02-25 | 1986-02-25 | Plasma cutting torch tip changer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62197275A true JPS62197275A (en) | 1987-08-31 |
| JPH0635069B2 JPH0635069B2 (en) | 1994-05-11 |
Family
ID=12521259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3829386A Expired - Fee Related JPH0635069B2 (en) | 1986-02-25 | 1986-02-25 | Plasma cutting torch tip changer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0635069B2 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH026072A (en) * | 1988-01-25 | 1990-01-10 | L'air Liquide | Arc working torch and device and cartridge for said torch |
| JPH0533967U (en) * | 1991-10-17 | 1993-05-07 | フジオーゼツクス株式会社 | Water-cooled work rotating device for powder overlay welding equipment |
| JPH0576671U (en) * | 1992-03-18 | 1993-10-19 | 株式会社アマダ | Torch changer for plasma processing machine |
| WO2005092554A1 (en) * | 2004-03-25 | 2005-10-06 | Tregaskiss, Ltd | Apparatus and method for automated servicing of a welding torch |
| JP2011058667A (en) * | 2009-09-08 | 2011-03-24 | Kobelco Eco-Solutions Co Ltd | Device of exchanging plasma torch electrode, plasma melting furnace, and method of exchanging plasma torch electrode |
| JP2012032350A (en) * | 2010-08-03 | 2012-02-16 | Arkray Inc | Analyzer |
| EP3132857A1 (en) * | 2012-01-27 | 2017-02-22 | Sulzer Metco (US) Inc. | Thermo spray gun system with removable nozzle tip |
| CN111843448A (en) * | 2020-07-31 | 2020-10-30 | 东科克诺尔商用车制动技术有限公司 | Automatic nozzle replacing device for flow measurement of positive displacement compressor |
-
1986
- 1986-02-25 JP JP3829386A patent/JPH0635069B2/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH026072A (en) * | 1988-01-25 | 1990-01-10 | L'air Liquide | Arc working torch and device and cartridge for said torch |
| JPH0533967U (en) * | 1991-10-17 | 1993-05-07 | フジオーゼツクス株式会社 | Water-cooled work rotating device for powder overlay welding equipment |
| JPH0576671U (en) * | 1992-03-18 | 1993-10-19 | 株式会社アマダ | Torch changer for plasma processing machine |
| WO2005092554A1 (en) * | 2004-03-25 | 2005-10-06 | Tregaskiss, Ltd | Apparatus and method for automated servicing of a welding torch |
| US7439471B2 (en) | 2004-03-25 | 2008-10-21 | Illinois Tool Works Inc. | Apparatus and method for automated servicing of a welding torch |
| JP2011058667A (en) * | 2009-09-08 | 2011-03-24 | Kobelco Eco-Solutions Co Ltd | Device of exchanging plasma torch electrode, plasma melting furnace, and method of exchanging plasma torch electrode |
| JP2012032350A (en) * | 2010-08-03 | 2012-02-16 | Arkray Inc | Analyzer |
| EP3132857A1 (en) * | 2012-01-27 | 2017-02-22 | Sulzer Metco (US) Inc. | Thermo spray gun system with removable nozzle tip |
| US11014112B2 (en) | 2012-01-27 | 2021-05-25 | Oerlikon Metco (Us) Inc. | Thermo spray gun with removable nozzle tip and method making and using the same |
| CN111843448A (en) * | 2020-07-31 | 2020-10-30 | 东科克诺尔商用车制动技术有限公司 | Automatic nozzle replacing device for flow measurement of positive displacement compressor |
| CN111843448B (en) * | 2020-07-31 | 2022-02-18 | 东科克诺尔商用车制动技术有限公司 | Automatic nozzle replacing device for flow measurement of positive displacement compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0635069B2 (en) | 1994-05-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |