CN205021001U - Cutting torch for plasma cutting - Google Patents
Cutting torch for plasma cutting Download PDFInfo
- Publication number
- CN205021001U CN205021001U CN201490000481.XU CN201490000481U CN205021001U CN 205021001 U CN205021001 U CN 205021001U CN 201490000481 U CN201490000481 U CN 201490000481U CN 205021001 U CN205021001 U CN 205021001U
- Authority
- CN
- China
- Prior art keywords
- cutting torch
- movable link
- protective cover
- cutting
- main part
- 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.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims abstract description 38
- 230000001681 protective effect Effects 0.000 claims description 58
- 229920006015 heat resistant resin Polymers 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract description 5
- 239000002184 metal Substances 0.000 description 20
- 229910052751 metal Inorganic materials 0.000 description 20
- 238000001816 cooling Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 6
- 239000012212 insulator Substances 0.000 description 4
- 239000004020 conductor Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000000803 paradoxical effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K10/00—Welding or cutting by means of a plasma
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/34—Details, e.g. electrodes, nozzles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/34—Details, e.g. electrodes, nozzles
- H05H1/3473—Safety means
Abstract
The utility model provides a cutting torch for plasma cutting, it ensures from electrification portion to the protection casing insulation distance of detection with conductive parts such as switches, ensure operator's safety, in this cutting torch for plasma cutting, protection casing (12) form the tube -shape for having first upper surface (12a), install in cutting torch main part (9) with the first upper surface (12a) and first bottom surface (9a) the mode in opposite directions of cutting torch main part (9), nozzle (8) form the tube -shape for have first space in inside, electrode (5) are in order to be arranged in first space with nozzle (8) detached mode, movable link (11) set up in cutting torch main part (9), and can become the outstanding outstanding state from first bottom surface (9a), and accomodate in the state of accomodating of cutting torch main part (9), the protection casing detects with switch and cutting torch switch series connection, , breaks off movable link (11) when being outstanding state, put through when accomodating the state at movable link (11), movable link (11) are insulating nature.
Description
Technical field
The utility model relates to a kind of plasma cut cutting torch, especially relates to the construction of switch excellent in reliability of a kind of security, action.
Background technology
Plasma cut utilizes the plasma arc produced between plasma cut cutting torch and mother metal to carry out the processing method of the cutting of mother metal.With regard to plasma cut, first make the electrode of plasma cut cutting torch be negative polarity, make the nozzle of plasma cut cutting torch (also referred to as cutting torch, tip) be positive polarity.Thus, make between electrode and nozzle, to produce pilot arc (pilotarc).Then, make to produce plasma arc between the electrode of plasma cut cutting torch and mother metal.Plasma arc passes through cooling effect and the rotary current of working gas, is able to high temperature at the squit hole place of the spray nozzle front end of plasma cut cutting torch by mechanically compressing.Blowing away of mother metal after the melting that the melting of the mother metal that plasma cut is undertaken by plasma arc and working gas carry out, cuts mother metal.
All the time, the plasma cutter (for example, referring to patent document 1) possessing plasma cut cutting torch and plasma cut power supply is known to.
Fig. 6 to Fig. 8 is utilized to be described existing plasma cutter.
Fig. 6 is the figure of the brief configuration that existing plasma cutter is shown.In figure 6, the compressor 102 that working gas compresses is connected with adjuster 103.The secondary pressure of working gas is adjusted to fixed value by adjuster 103.Then, working gas is by the inside of the cutting power supply 104 that leads from adjuster 103.
Adjuster 103 be arranged on cutting with the inside of power supply 104, the air valve (not shown) that is switched on disconnection based on the starting of plasma arc and stopping is connected.Working gas via air valve in the internal flow of cutting with power supply 104.Air valve is connected with the cooling cable 108 supplied to cutting torch leading section 101 by working gas.
And, in cutting with on power supply 104, be connected be connected with mother metal 105 mother metal cable 106, for applying high frequency with the guiding cable (pilotcable) 109 of striking and the cutting torch switch cable 110 with cutting torch switch 111.
On the other hand, plasma cutting-torch 107 is connected with the guiding cable 109 in Self cleavage electricity consumption source 104, cutting torch switch cable 110 and cooling cable 108.And working gas supplies to cutting torch leading section 101 via cooling cable 108.
Existing plasma cutter is formed as described above.
With regard to the method for plasma cut, the noncontact that the contact that existence makes the nozzle of cutting torch leading section 101 contact with mother metal 105 is cut and the nozzle of cutting torch leading section 101 left from mother metal 105 and carries out cutting is cut.
It should be noted that, in the past when carrying out noncontact cutting, applying high frequency voltage by the high frequency generation device (not shown) being arranged on the inside of cutting power supply 104 between cooling cable 108 and guiding cable 109.Thus, and the electrode of cutting torch leading section 101 that connects of cooling cable 108 with and the nozzle guiding cable 109 to be connected between produce high frequency and cause insulation breakdown.Thus, at cutting torch leading section 101 place, between electrode and nozzle, pilot arc is produced.Then, apply voltage between the electrode and mother metal 105 of cutting torch leading section 101, make pilot arc to the plasma arc transition between electrode and mother metal 105.
In addition, in the past when carrying out contact cutting, applied high frequency voltage by the high frequency generation device being arranged on the inside of cutting power supply 104 between cooling cable 108 and guiding cable 109.Thus, electrode with and the mother metal 105 that contacts of the nozzle of cutting torch leading section 1 between produce high frequency.Thus, between electrode and mother metal 105, pilot arc is produced.Then, by the voltage applied between the electrode and mother metal 105 of cutting torch leading section 101, make pilot arc to the plasma arc transition between electrode and mother metal 105.
Next, the structure of Fig. 7 to existing plasma cutting-torch is utilized to be described (for example, referring to patent document 2).
As shown in Figure 7, cutting torch leading section 101 has inner side main body accessory 112, outside main body accessory 113, insulating cylinder 114, insulator 115, electrode 116, nozzle 117, cover 118, conductive part 119 and contact 120,121.Electrode 116 is electrically connected with cooling cable by inner side main body accessory 112, and nozzle 117 is electrically connected with guiding cable 109 by outside main body accessory 113.
When using such plasma cutting-torch 107 to carry out plasma cut, the voltage between electrode 116 and mother metal 105 is more than 300V when non-loaded, when striking and load time be the such high voltage of more than DC100V.Voltage between electrode 116 and nozzle 117 is also high voltage when pilot arc produces.Therefore, by cover 118, the position not affecting plasma arc in electrode 116, nozzle 117 is covered.But, in order to change electrode 116 consumable part such as grade unload lower cover 118 time, if cutting torch switch 111 is connected, then can apply high voltage to electrode 116 and cause danger, therefore need Security Countermeasures.
Therefore, in order to the installment state of cover 118 can be detected, conductive part 119 is set at the upper surface of cover 118 and contact 120 and contact 121 are set at the lower surface of insulator 115 and be used as cover test section 122 (with reference to Fig. 8) is installed.And, if contact 120 and contact 121 are by conductive part 119 conducting, then known cover 118 is installed.
Fig. 8 is the circuit diagram of a part for the wiring that existing cutting torch switch cable is shown.
As shown in Figure 8, in the same manner as cutting torch switch 111, cover is installed test section 122 and is connected with the wiring series of cutting torch switch cable.Thus when being unloaded from cutting torch leading section 101 by cover 118, cover is installed test section 122 and the wiring of cutting torch switch cable 110 is disconnected, and makes plasma cutting-torch 107 not work.Thus, prevent the misoperation of plasma cutting-torch 107, guarantee the security during replacing of consumable part such as electrode 116 grade.
At first technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 3-114677 publication
Patent document 2: Japanese Unexamined Patent Publication 64-043600 publication
Utility model content
But conductive part 119 and contact 120,121 are electric conductor.Above-mentioned electric conductor damages the insulating properties between itself and the electro-mechanical part such as electrode 116, nozzle 117 sometimes and produces paradoxical discharge, is therefore necessary to take Security Countermeasures in case operator gets an electric shock.
In order to solve above-mentioned problem, plasma cut cutting torch of the present utility model has cutting torch main part, protective cover, nozzle, electrode, movable link, cutting torch switch and protective cover detection switch.Cutting torch main part has the first bottom surface.Protective cover is formed as the tubular with the first upper surface, is installed on cutting torch main part with the first upper surface and the first bottom surface mode in opposite directions.Nozzle configures in the mode of giving prominence to downwards from protective cover, is formed as the tubular in inside with the first space.Electrode is arranged in the first space in the mode of separating with nozzle.Movable link is arranged at cutting torch main part, and can become the projected state of giving prominence to from the first bottom surface and the receiving state being accommodated in cutting torch main part.Cutting torch switch makes to be switched on or switched off to the power supply of electrode.Protective cover detection switch and cutting torch switch are connected in series, and disconnect when movable link is projected state, connect when movable link is receiving state.Movable link is insulating properties.
According to the utility model, can guarantee fully to be applied with the insulation distance of high-tension electro-mechanical part to conductive parts such as protective cover detection switches from electrode etc., therefore can not damage insulating properties, the safety of operator can be guaranteed.
Accompanying drawing explanation
Fig. 1 is the sectional view of the major part of the plasma cut cutting torch illustrated in embodiment.
Fig. 2 is the overall diagram of the plasma cut cutting torch in embodiment.
Fig. 3 is the A-A sectional view of the plasma cut cutting torch shown in Fig. 1.
Fig. 4 is the figure near the protective cover detection switch of the plasma cut cutting torch illustrated in embodiment.
Fig. 5 is the circuit diagram of a part for the wiring of the cutting torch switch cable that embodiment is shown.
Fig. 6 is the figure of the brief configuration that existing plasma cutter is shown.
Fig. 7 is the figure of the structure that existing plasma cutting-torch is shown.
Fig. 8 is the circuit diagram of a part for the wiring that existing cutting torch switch cable is shown.
Detailed description of the invention
The plasma cut cutting torch of Fig. 1 to Fig. 5 to embodiment is utilized to be described.Fig. 1 is the figure of the major part of the plasma cut cutting torch illustrated in embodiment.Fig. 2 is the overall diagram of the plasma cut cutting torch in embodiment.Fig. 3 is the A-A sectional view of the plasma cut cutting torch shown in Fig. 1.Fig. 4 is the figure near the protective cover detection switch of the plasma cut cutting torch illustrated in embodiment.Fig. 5 is the circuit diagram of a part for the wiring of the cutting torch switch cable that embodiment is shown.
As shown in Figure 1, cutting torch leading section 1 have first inside accessory 4, electrode 5, insulating cylinder 6, outside accessory 7, nozzle 8, molded body 9 (cutting torch main part), bullport 10, movable link 11 and protective cover 12 inside accessory 3, the 3rd inside accessory 2, second.Inside first, inside accessory 2, second, inside accessory 3 and the 3rd, accessory 4 is combined into coaxial.In addition, the inside of above-mentioned inner side accessory 2 ~ 4 is by Voiding for working gas travels, and inner side accessory 2 ~ 4 has the through hole for being discharged to side surface direction by working gas.In addition, inside first, the front end of accessory 2 is electrically connected with electrode 5, supplies electric power via above-mentioned inner side accessory 2 ~ 4 to electrode 5.
Outside accessory 7 is arranged on the outside of inner side accessory 2 ~ 4 across insulating cylinder 6.Outside accessory 7 and inner side accessory 2 ~ 4 electric insulation, be electrically connected with the nozzle 8 of tubular in the front end of outside accessory 7.Electrode 5 is positioned at the space (the first space) of the inside of the nozzle 8 of tubular with the state of separating with nozzle 8.Inner side accessory 2 ~ 4, insulating cylinder 6, outside accessory 7 and nozzle 8 are combined into coaxial.
The major part possessing the cutting torch leading section 1 of inner side accessory 2 ~ 4, outside accessory 7 etc. utilizes molded body 9 to be molded and forms.
Molded body 9 has bullport 10, in addition, is provided with the protective cover 12 of tubular in the front end of molded body 9.The bottom surface 9a (the first bottom surface) of molded body 9 and the upper surface 12a (the first upper surface) of protective cover 12 configure in opposite directions.Bullport 10, in the bottom surface 9a upper shed of molded body 9, has the movable link 11 of insulating properties in inside.In addition, the front end of movable link 11 connects with the upper surface 12a of protective cover 12.It should be noted that, as shown in Figure 1, the bottom surface 9a of molded body 9 does not need must be the lower end of molded body 9.The upper surface 12a of protective cover 12 does not need must be the upper end of protective cover 12 yet.
Next, the action of Fig. 2 ~ Fig. 4 to the protective cover detection switch employing movable link 11 is utilized to be described.
As shown in Figure 2, in plasma cut cutting torch, cutting torch leading section 1 is connected with cutting torch handle 13.In addition, cutting torch leading section 1 has the head accessory 14 be connected with inner side accessory 2 ~ 4.In addition, cutting torch handle 13 has cutting torch switch 15, cooling cable 16, guides cable 17 and cutting torch switch cable 18.Cutting torch switch 15 makes cutting torch switch cable 18 be turned on or off, and thus, the power supply to electrode 5 and nozzle 8 is switched on or switched off, and is provided with protective cover detection switch 19 (with reference to Fig. 3 ~ 5) near cutting torch switch 15.Cooling cable 16 is electrically connected with electrode 5 via head accessory 14 grade.Cable 17 is guided to be connected with nozzle 8 via outside accessory 7.
As shown in Figure 3 and 4, in cutting torch handle 13 side of cutting torch leading section 1, protective cover detection switch 19 is installed.Protective cover detection switch 19 is installed on molded body 9.Molded body 9 have pit i.e. the first recess 20 for installing protective cover detection switch 19 and for for protective cover detection switch 19 wiring through pit i.e. the second recess 21.In addition, as shown in Figure 3 and 4, the bullport 10 for passing in the mode that can move up and down for movable link 11 is provided with in the inside of molded body 9.
Movable link 11 also can be L-shaped shape, rod shapes or rectangular shape.It should be noted that, in Fig. 3 and Fig. 4, illustrate that movable link 11 is the example of L-shaped shape.Movable link 11 is made up of the material that heat resistance, insulating properties, sliding, intensity etc. are excellent.Movable link 11 can move abreast with the axis of inner side accessory 2 ~ 4 (length direction), namely along the mode of the above-below direction movement in Fig. 1, Fig. 3 and Fig. 4 through being kept in bullport 10.It should be noted that, movable link 11 by moving along the vertical direction, thus makes protective cover detection switch 19 be switched on or switched off.
In Fig. 3 and Fig. 4, the state that movable link 11 indicated by the solid line is moved upward, the state of movable link 11 represented by dashed line movement downwards.When movable link 11 moves downwards, the lower end 11a of movable link 11 gives prominence to (projected state) from the bottom surface 9a of molded body 9.In addition, the upper end 11b of movable link 11 is L-shaped, when movable link 11 is moved upward, the mode that the arm 19a of protective cover detection switch 19 pushes away to be connected with arm 19a.Now, the lower end 11a of movable link 11 is accommodated in (receiving state) in the bullport 10 of molded body 9.
Protective cover detection switch 19 to connect with movable link 11 with arm 19a and does not interfere the mode of cutting torch handle 13 to be arranged in the first recess 20 that the surface of molded body 9 is arranged.Specifically, protective cover detection switch 19 by fixing with pin 22 with fix and be fixed on the first recess 20 that the surface of molded body 9 is arranged in this part with pin 23.
As shown in Figure 3 and 4, when protective cover 12 is installed on cutting torch leading section 1, the upper surface 12a of protective cover 12 pushes away on movable link 11.Thus, the upper end 11b of movable link 11 pushes away on the arm 19a of protective cover detection switch 19, and protective cover detection switch 19 is connected.When protective cover 12 is not installed on cutting torch leading section 1, the lower end 11a of movable link 11 gives prominence to from the bottom surface 9a of molded body 9.In this condition, protective cover detects and declines with the arm 19a of switch 19, and protective cover detection switch 19 is disconnected.
As shown in Figure 5, protective cover detection switch 19 in series connects up with cutting torch switch 15 electricity in cutting torch switch cable 18.Therefore, with the on-off of cutting torch switch 15 independently, when protective cover 12 is not installed on cutting torch leading section 1, the not conducting of cutting torch switch cable 18.
It should be noted that, in embodiments, as protective cover detection switch 19, the example of the limit switch using hinge level type is shown.At this, protective cover detection switch 19 is arranged in the first recess 20 in the mode connected with movable link 11 and refers to: fore-end and the upper end 11b of protective cover detection switch 19 side of movable link 11 install in the mode connected with the arm 19a of protective cover detection switch 19.
In addition, protective cover detection switch 19 also can use the switch of dust-proof/withstand voltage specification.It should be noted that, protective cover detection switch 19 is arranged in cutting torch handle 13, installs in the mode exposed from cutting torch handle 13.
Next, the order of the assembling of the plasma cut cutting torch of embodiment is described.
First, electrode 5 is screwed into inside being assembled to first on accessory 2, in the mode covering them nozzle 8 is screwed into and is assembled on the accessory 7 of outside.
Next, protective cover 12 is assemblied in outside accessory 7, the upper surface 12a of protective cover 12 pushes away on the lower end 11a of movable link 11 thus.That is, movable link 11 moves to the direction of protective cover detection switch 19.
Thus, the upper end 11b of movable link 11 connects with the arm 19a of protective cover detection switch 19, is pushed away by arm 19a, and protective cover detection switch 19 is connected on the direction of protective cover detection switch 19.
Further, when pressing cutting torch switch 15 under the state connected at protective cover detection switch 19, the wiring of cutting torch switch cable 18 all becomes on-state, exports initiating signal, applies voltage to electrode 5.
By structure such above, only apply voltage when protective cover 12 is assemblied in cutting torch leading section 1 to electrode 5, when unassembled protective cover 12, do not apply voltage to electrode 5, thus the safety of operator can be guaranteed.
In addition, the movable link 11 for making protective cover detection switch 19 work adopts insulator.Therefore, compared with the structure of existing plasma cutting-torch, the metal section that can increase from electro-mechanical parts such as electrode 5, nozzles 8 to protective cover detection switch 19 is graded the distance conductive part.Thus, the paradoxical discharge produced in existing plasma cutting-torch can be suppressed.
It should be noted that, the movable link 11 in the plasma cut cutting torch of embodiment is made up of the material of heat-resistant resin or the such heat resistance of pottery, sliding, excellent strength.Therefore, it is possible to the distortion preventing the temperature caused because of arc heat of cutting torch leading section 1 from rising and cause, and reliable action can be carried out.
As known from the above, according to embodiment, can realize possessing heat resistance and resistance to pressure, safety and the plasma cut cutting torch of reliable in action.
Industrial applicibility
Plasma cut cutting torch of the present utility model can be guaranteed to be applied with the insulation distance of high-tension electro-mechanical part to the conductive parts such as protective cover detection switch from electrode etc. fully, therefore insulating properties can not be damaged, the safety of operator can be guaranteed, there is industrial applicibility.
Symbol description:
1 cutting torch leading section
Accessory inside 2 first
Accessory inside 3 second
Accessory inside 4 the 3rd
5 electrodes
6 insulating cylinders
Accessory outside 7
8 nozzles
9 molded body
9a bottom surface
10 bullports
11 movable links
11a lower end
11b upper end
12 protective covers
12a upper surface
13 cutting torch handles
14 head accessories
15 cutting torch switches
16 cooling cables
17 guide cable
18 cutting torch switch cables
19 protective cover detection switches
19a arm
20 first recesses
21 second recesses
22 fixedly use pin
23 fixedly use pin
101 cutting torch leading sections
102 compressors
103 adjusters
104 cutting power supplys
105 mother metals
106 mother metal cables
107 plasma cutting-torch
108 cooling cables
109 guide cable
110 cutting torch switch cables
111 cutting torch switches
112 inner side main body accessories
113 outside main body accessories
114 insulating cylinders
115 insulators
116 electrodes
117 nozzles
118 covers
119 conductive parts
120 contacts
121 contacts
Test section installed by 122 covers
Claims (4)
1. a plasma cut cutting torch, is characterized in that, possesses:
Cutting torch main part, it has the first bottom surface, and is made up of the molded body of the insulating properties be molded;
Protective cover, it is formed as the tubular with the first upper surface, is installed on described cutting torch main part with described first upper surface and described first bottom surface mode in opposite directions;
The nozzle of tubular, it configures in the mode of giving prominence to downwards from described protective cover, and has the first space in inside;
Electrode, it is arranged in described first space in the mode of separating with described nozzle;
The movable link of insulating properties, it is arranged at described cutting torch main part, and can become the receiving state the projected state of giving prominence to from described first bottom surface and the bullport being accommodated in described cutting torch main part;
Cutting torch switch, it makes to be switched on or switched off to the power supply of described electrode; And
Protective cover detection switch, it is arranged in first recess of described cutting torch main part of insulating properties, and is connected in series with described cutting torch switch,
The described cutting torch main part consisted of the molded body of insulating properties and the described movable link of insulating properties, be separated as the described nozzle of electro-mechanical part and the space between described electrode with described protective cover detection switch,
Described protective cover detection switch disconnects when described movable link is described projected state, connects when described movable link is described receiving state.
2. plasma cut cutting torch according to claim 1, is characterized in that,
Described movable link is made up of heat-resistant resin or pottery.
3. plasma cut cutting torch according to claim 1, is characterized in that,
Described movable link in the inside of described bullport can the state of movement be kept.
4. plasma cut cutting torch according to any one of claim 1 to 3, is characterized in that,
Described movable link is L-shaped shape, rod shapes or rectangular shape.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013080935 | 2013-04-09 | ||
JP2013-080935 | 2013-04-09 | ||
PCT/JP2014/001916 WO2014167803A1 (en) | 2013-04-09 | 2014-04-02 | Plasma cutting torch |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205021001U true CN205021001U (en) | 2016-02-10 |
Family
ID=51689225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201490000481.XU Expired - Lifetime CN205021001U (en) | 2013-04-09 | 2014-04-02 | Cutting torch for plasma cutting |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP6413093B2 (en) |
CN (1) | CN205021001U (en) |
WO (1) | WO2014167803A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110169207A (en) * | 2017-01-13 | 2019-08-23 | 海别得公司 | Disable plasma (welding) torch and related system and method |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015122165A1 (en) * | 2014-02-17 | 2015-08-20 | パナソニックIpマネジメント株式会社 | Shield cup and cutting torch |
WO2018017045A1 (en) | 2016-07-18 | 2018-01-25 | Victor Equipment Company | Plasma device consumable part change detection |
US20210129258A1 (en) * | 2019-10-30 | 2021-05-06 | The Esab Group Inc. | Cutting and welding torches |
WO2021117207A1 (en) * | 2019-12-13 | 2021-06-17 | 株式会社Fuji | Plasma apparatus |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0641359Y2 (en) * | 1987-09-11 | 1994-10-26 | 日立精工株式会社 | Plasma arc torch |
US4973816A (en) * | 1989-03-28 | 1990-11-27 | Delaware Capital Formation, Inc. | Plasma torch with safety switch |
FR2781328B1 (en) * | 1998-07-15 | 2000-08-18 | Soudure Autogene Francaise | SAFETY DEVICE FOR A PLASMA TORCH |
US6271497B1 (en) * | 1999-04-09 | 2001-08-07 | Tatras, Inc. | Plasma torch head and method for making the same |
US7989727B2 (en) * | 2006-09-13 | 2011-08-02 | Hypertherm, Inc. | High visibility plasma arc torch |
-
2014
- 2014-04-02 WO PCT/JP2014/001916 patent/WO2014167803A1/en active Application Filing
- 2014-04-02 CN CN201490000481.XU patent/CN205021001U/en not_active Expired - Lifetime
- 2014-04-02 JP JP2015511093A patent/JP6413093B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110169207A (en) * | 2017-01-13 | 2019-08-23 | 海别得公司 | Disable plasma (welding) torch and related system and method |
Also Published As
Publication number | Publication date |
---|---|
JP6413093B2 (en) | 2018-10-31 |
WO2014167803A1 (en) | 2014-10-16 |
JPWO2014167803A1 (en) | 2017-02-16 |
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GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20160210 |