CN105364358A - Tig welding torch - Google Patents
Tig welding torch Download PDFInfo
- Publication number
- CN105364358A CN105364358A CN201510213646.2A CN201510213646A CN105364358A CN 105364358 A CN105364358 A CN 105364358A CN 201510213646 A CN201510213646 A CN 201510213646A CN 105364358 A CN105364358 A CN 105364358A
- Authority
- CN
- China
- Prior art keywords
- coupling
- coupled
- welding gun
- shelf
- side rack
- 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.)
- Pending
Links
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
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/24—Features related to electrodes
- B23K9/28—Supporting devices for electrodes
- B23K9/29—Supporting devices adapted for making use of shielding means
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Arc Welding In General (AREA)
Abstract
The present invention relates to a TIG welding torch, and the TIG welding torch, according to the present invention, comprises: a torch handle provided with an operation switch; a coupling frame rotatably coupled to a coupling part curvedly formed at a predetermined position of the outer side of the torch handle; and a welding head coupled to the coupling frame so as to enable vertical movement, wherein a pair of support parts extending so as to be parallel with the welding head are protrudingly formed on an end portion of the coupling frame.
Description
Technical field
The present invention relates to a kind of GTAW torch, specifically, in the welding process of liquified natural gas carrier (LNGC) thin web, this GTAW torch can form consistent gap and consistent solder joint between thin web.
Background technology
In general, liquified natural gas carrier (LNGC) is the oil carrier of high added value, is designed to conveying liquified natural gas at sea.Liquified natural gas carrier (LNGC) according to the type of containment system, can be divided into self supporting type and diaphragm type.Self supporting type liquified natural gas carrier (LNGC) is made up of the hull of mutual independently storage tank, storage tank bracing frame and waterproof.Self supporting type liquified natural gas carrier (LNGC) has two kinds usually, MOSS type and SPB type.Cargo hold on diaphragm type liquified natural gas carrier (LNGC) by directly a kind of heat sink material formation of application on hull, and can be divided into GT type and TGZ type.Owing to comparing self supporting type, film-type liquified natural gas carrier (LNGC) cost is relatively low, and windward side is large under sail, and lee face hour, more easily carries out Change In Design.Film-type liquified natural gas carrier (LNGC) is assessed as and has outstanding mobility and navigation performance.When film-type liquified natural gas carrier (LNGC) is made up of bilayer film plate, can effectively alleviates own wt and improve intensity.Film-type liquified natural gas carrier (LNGC) has a double-decker, and thermal insulation board is as second class protection layer wherein, and the film be made up of thin metal material is attached on the inner surface of containment system as elementary protective layer and forms bilayer.
A kind of method constructing diaphragm type liquified natural gas carrier (LNGC) film; comprise thin web 10 and 10 ' overlapping placement; then by a manual 1, solder joint 11 is welded in distance thin web regulated between thin web with consistent interval, finally carries out the main welding processes such as such as automatic plasma welding as shown in Figure 1 or manual gas tungsten arc welding.
But as GTT (France) companies ask developing film-type liquified natural gas carrier (LNGC) the earliest, in the welding of laboratory, the gap of two pieces of thin web formation should be strict controlled in below 0.3mm.This is the defect in order to reduce in automatic plasma welding or tungsten electrode Shielding gas process.If the excesssive gap between thin web, weld seam can not be formed smoothly at gap location, thus easily form weld defect.For this reason, the gap between thin web will be reduced to minimum by hammer.In order to keep the gap between thin web constant, need to use gas tungsten arc welding machine to carry out spot welding on one piece or similar point, but be difficult to accurately control.
In addition, because the size of the solder joint of spot welding does not specify especially, result in a problem, welding quality depends on the weld horizontal of welder.In other words, the reduction of quality of welding spot may cause weld defect, in other words because solder joint is excessive or too small, in the main welding process after weld defect also may appear at.
That is, in the welding process of film-type liquefied natural gas thin web, the gap between thin web and the state of solder joint depend on the qualification of workman.The quality of solder joint state has a great impact follow-up main welding process, and this also will cause producing weld defect.
Summary of the invention
The object of the invention is to solve the problems referred to above occurred in front case; its object is to; there is provided a kind of in the welding process of liquified natural gas carrier (LNGC) thin web; qualification not by welder affects; consistent gap can be formed between thin web and form the GTAW torch of consistent solder joint, increasing productivity thus and machinability.
In order to achieve the above object, according to one embodiment of present invention, provide a kind of GTAW torch, comprising: the torch handle being provided with console switch; Be pivotally attached to the coupling shelf on a coupling unit, coupling unit is bent to form at the outer surface assigned address of torch handle; And a welding gun, welding gun is coupled on this coupling shelf in the mode of vertically movement.Wherein, pair of supporting is given prominence to from the lower end of coupling shelf, and extends to the position arranged side by side with welding gun.
Described coupling shelf, comprise: a pair side rack, each side rack comprises a fastening bolt and is secured on the fastener hole of coupling unit both side surface, and carrier parts is coupled to the upper and lower of this side rack respectively, and carrier parts is respectively equipped with upper and lower opening so that welding gun is inserted by this opening.The coupling element being separated from each other into two pieces for a pair is coupled to the outer surface of welding gun, and is coupled on side rack simultaneously, inserts and arrange a pair connection strap between upper bracket and side rack.
Have a gathering sill at the inner surface of each side rack, the outer surface of each coupling element is provided with a protruding gib block, to be inserted in this gathering sill in the mode be slidably connected.And rotating shaft is connected on any one coupling element through the through hole spiral on connection strap, and the adjoint through hole on this connection strap is also provided with a clamping element, after through hole is inserted in rotating shaft, the outer surface of clamping element clamping shaft.
The assigned address of this rotating shaft is provided with a holddown groove along shaft length direction, is used for one end of coupling clamping element.
This GTAW torch is also provided with a support wheel, and this support wheel is coupled on coupling unit, can slide along coupling unit short transverse.
This torch handle also comprises an assist handle.
Beneficial effect
The GTAW torch as above provided according to one embodiment of present invention, tool has the following advantages.In the welding process of liquified natural gas carrier (LNGC) thin web, the qualification not by welder affects, and can form consistent gap and form consistent solder joint, which thereby enhance productivity and machinability between thin web.
Accompanying drawing explanation
Fig. 1 be display liquified natural gas carrier (LNGC) thin web on the perspective view of solder joint state.
Fig. 2 be according to one embodiment of present invention in the side sectional view of GTAW torch.
Fig. 3 is the decomposition diagram of the coupling shelf in Fig. 2.
Fig. 4 is the sectional view of the welding gun moving process in Fig. 2.
Detailed description of the invention
Now contrast accompanying drawing embodiments of the invention are explained in detail.The present invention will be described in conjunction with once embodiment, and it should be noted that, the present invention is not limited to following examples.On the contrary, protection scope of the present invention covers the relevant substitute be included within the claims in the present invention protection domain, improves product and similar product.In addition, following in the present invention's specific descriptions, for ease of better understanding the present invention, the feature that some are concrete is provided.But in a particular embodiment of the present invention, the feature the present invention not having these concrete also can implement.In order to describe more clearly and facilitate elaboration, in figure, the line weight of components and parts and size may be exaggerated.
Same, the term being below used for describing components and parts is according to their function definition in the present invention, can change according to the wish of user or operator or custom.Correspondingly, the definition of these terms all should based on whole description.
Fig. 2 be according to one embodiment of present invention in the side sectional view of GTAW torch.Fig. 3 is the decomposition diagram of the coupling shelf in Fig. 2.Fig. 4 is the sectional view of the welding gun moving process in Fig. 2.
As Fig. 2 to Fig. 4; GTAW torch 100 in one embodiment of the present of invention is used in the welding process of liquified natural gas carrier (LNGC) film; wherein multiple thin web for the manufacture of film overlaps each other, and solder joint is distributed between thin web along the lap of thin web with consistent spacing.This GTAW torch 100 comprises welding handle 110, coupling shelf 120 and welding gun 140.
This torch handle 110 is parts that in welding process, welder is hand-held, is provided with a console switch 112 at the assigned address of torch handle 110 outer surface.In addition, torch handle 110 comprises the power line and inner space 114 that provide electric energy.Inner space 114 is provided with air shooter, and air shooter can provide inert gas with flexible pipe or copper pipe to welding gun 140.
Coupling unit 116 is bent to form at the assigned address of the outer surface of torch handle 110, and coupling shelf 120 rotates and is coupled on this coupling unit 116, and is hereafter describing in detail.
In addition, support wheel 118 to be coupled on this coupling unit 116, and support wheel 118 supports this welding torch 100 against thin web (10,10 '), and this welding torch 100 can be moved along the lap between thin web easily.
Preferably, support wheel 118 is coupled on the elongated hole 116a of coupling shelf 116, and in this case, support wheel 118 can slide along the short transverse of coupling shelf 116.
And, torch handle 110 wherein also comprise an assist handle 119, operator can one be held by torch handle 110, another is held by assist handle 119, like this, this welding torch 100 of the operation that operator can be stable.
Coupling shelf 120 rotates and is coupled on the coupling unit 116 that is bent to form on torch handle 110, so that welding gun 140 can be coupled on this coupling shelf 120 in the mode of vertically movement, and is hereafter describing in detail.
Coupling shelf 120 comprises a pair side rack 122, each side rack 122 comprises on the fastener hole 116b that fastening bolt 122a is secured in coupling unit 116 both side surface, the upper and lower that upper bracket 124 and lower carriage 126 are coupled to this side rack 122 respectively to be interconnected with side rack, upper bracket 124 and lower carriage 126 are respectively equipped with upper and lower opening (124a, 126a) so that welding gun 140 is inserted by this opening.The coupling element 128 being separated from each other into two pieces for a pair is coupled to the outer surface of welding gun 140, and is coupled on side rack 122 simultaneously, inserts and arrange a pair connection strap 129 between upper bracket 124 and side rack 122.
Further, pair of supporting 127, from the bottom of coupling shelf 120, is such as given prominence to downwards from lower carriage 126, and extends to the position arranged side by side with welding gun 140, and this part will be described below.When burn-oning solder joint 11 with consistent spacing at the lap of thin web, bracing frame 127 just can make to remain a gap between welding gun 140 and the lap of thin web.
Have a gathering sill 122b at the inner surface of each side rack, the outer surface of each coupling element 128 is provided with a protruding gib block 128a, can insert this gathering sill 122b in the mode be slidably connected.Thus, the welding gun 140 being coupled to this coupling element 128 can slide along coupling shelf 120 short transverse.
And, rotating shaft 130 is connected on any one coupling element 128 through the through hole 129a spiral on connection strap 129, and, connection strap 129 is also provided with a clamping element 129b with through hole 129a, after through hole is inserted in rotating shaft 130, the outer surface of clamping element 129b clamping shaft.
In this case, preferably, rotating shaft 130 assigned address is provided with a holddown groove 130a along shaft length direction, is used for one end of coupling clamping element 129b.
As Fig. 4, the slip of coupling element 128 is realized by the rotation of rotating shaft 130 at different directions, can describe in detail hereinafter.
First, when one end of rotating shaft 130 is close to lower carriage 126, rotating shaft 130 in a clockwise direction, coupling element 128 slides towards upper bracket 124.
On the contrary, when coupling element 128 slides towards lower carriage 126, when the holddown groove 130a above the rotating shaft 130 and clamping element 129b on connection strap 129 is in same straight line, rotates clamping element 129b and be fixed groove 130a.After this, rotating shaft 130 is counterclockwise to rotate, and coupling element 128 will slide towards lower carriage 126.
In other words, coupling element 128 can carry out bracket slide up and down according to the rotation direction of rotating shaft 130, so that the welding gun 140 being coupled to coupling element 128 also can carry out descending operation along coupling shelf 120 short transverse.
Welding gun 140 is used to burn-on solder joint with consistent spacing between thin web intersection, and welding gun is coupled on coupling shelf 120 in a kind of mode of vertical movement by coupling element 128.Welding gun 140 is widely known by the people in place of the present invention technical field, so detailed this omission that is described in of Butt welding gun repeats no more.
Therefore; the GTAW torch as above provided according to one embodiment of present invention; there is following effect: in the welding process of liquified natural gas carrier (LNGC) thin web; not by the impact of welder's qualification; consistent gap and consistent solder joint can be formed between thin web, which thereby enhance productivity and machinability.
Description is with reference to the accompanying drawings only embodiments of the invention, and embodiment as above is only used to illustrate, does not limit the scope of the claims of the present invention.The equivalent structure that those of ordinary skill in the art make based on the present embodiment or the conversion of equivalent flow process, do not deviate from the spirit and scope of the invention.Therefore, technical scope of the present invention does not limit above-described embodiment, but based on the scope that claims define.
Claims (6)
1. a GTAW torch; it is characterized in that; comprise torch handle, coupling shelf and welding gun that console switch is installed; described coupling shelf rotates and is coupled on a coupling unit; described coupling unit is bent to form at the assigned address of torch handle outer surface; described welding gun is coupled on described coupling shelf in a kind of mode of vertical movement, and pair of supporting is given prominence to downwards from the bottom of coupling shelf, and extends to the position arranged side by side with welding gun.
2. GTAW torch according to claim 1, is characterized in that, described coupling shelf comprises a pair side rack, and each described side rack comprises a fastening bolt and is used for fixing on the fastener hole of coupling unit both side surface; Carrier parts is coupled to the upper and lower of this side rack respectively, and described carrier parts is respectively equipped with upper and lower opening so that welding gun is inserted by this opening; The coupling element being separated from each other into two pieces for a pair is coupled to the outer surface of described welding gun, and is coupled on described side rack simultaneously, between described upper bracket and described side rack, be also provided with a pair connection strap.
3. GTAW torch according to claim 2, it is characterized in that, the inner surface of each described side rack is provided with a gathering sill, the outer surface of each described coupling element is provided with a protruding gib block, and is inserted in described gathering sill in the mode be slidably connected by described gib block; Rotating shaft is connected on coupling element described in any one through the through hole spiral on connection strap, and described connection strap is also provided with a clamping element with described through hole, and after described through hole is inserted in described rotating shaft, described clamping element compresses the outer surface of described rotating shaft.
4. GTAW torch according to claim 3, is characterized in that, the assigned address of described rotating shaft is provided with a holddown groove along shaft length direction, is used for the one end of clamping element described in coupling.
5. GTAW torch according to claim 1, is characterized in that, also comprises a support wheel, and described support wheel is coupled on described coupling unit, and described support wheel can slide along described coupling shelf short transverse.
6. GTAW torch according to claim 1, is characterized in that, also comprises an assist handle.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2014-0115327 | 2014-09-01 | ||
| KR1020140115327A KR101558157B1 (en) | 2014-09-01 | 2014-09-01 | TIG Welding Torch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105364358A true CN105364358A (en) | 2016-03-02 |
Family
ID=54346723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510213646.2A Pending CN105364358A (en) | 2014-09-01 | 2015-04-29 | Tig welding torch |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR101558157B1 (en) |
| CN (1) | CN105364358A (en) |
| WO (1) | WO2016035957A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102592027B1 (en) * | 2023-05-31 | 2023-10-23 | 김수 | Welding apparatus with supporting part |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3535212A1 (en) * | 1985-10-02 | 1987-04-02 | Siemens Ag | Device for feeding wire-shaped filler metal to a welding point |
| KR19980022985U (en) * | 1996-10-30 | 1998-07-25 | 김종진 | Heat deformation prevention device of TIG welding device |
| KR20100002899U (en) * | 2008-09-03 | 2010-03-11 | 오일동 | Working table for TIG welding |
| KR101122269B1 (en) * | 2009-11-11 | 2012-03-21 | 삼성중공업 주식회사 | Module for adjusting position of welding torch and welding carriage |
| KR20120057089A (en) * | 2010-11-26 | 2012-06-05 | (주)예스레이저 | Welder having roller guide |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990005616U (en) * | 1997-07-18 | 1999-02-18 | 김종진 | Tiaji Welding Rod Automatic Transfer Device |
| JP2003311481A (en) * | 2002-04-16 | 2003-11-05 | Hitachi Ltd | Welding equipment |
-
2014
- 2014-09-01 KR KR1020140115327A patent/KR101558157B1/en active IP Right Grant
-
2015
- 2015-03-17 WO PCT/KR2015/002590 patent/WO2016035957A1/en active Application Filing
- 2015-04-29 CN CN201510213646.2A patent/CN105364358A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3535212A1 (en) * | 1985-10-02 | 1987-04-02 | Siemens Ag | Device for feeding wire-shaped filler metal to a welding point |
| KR19980022985U (en) * | 1996-10-30 | 1998-07-25 | 김종진 | Heat deformation prevention device of TIG welding device |
| KR20100002899U (en) * | 2008-09-03 | 2010-03-11 | 오일동 | Working table for TIG welding |
| KR101122269B1 (en) * | 2009-11-11 | 2012-03-21 | 삼성중공업 주식회사 | Module for adjusting position of welding torch and welding carriage |
| KR20120057089A (en) * | 2010-11-26 | 2012-06-05 | (주)예스레이저 | Welder having roller guide |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016035957A1 (en) | 2016-03-10 |
| KR101558157B1 (en) | 2015-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101637845B (en) | Double-type aluminum alloy walking arrangement for automatic MIG welding and welding method thereof | |
| CN102699493B (en) | Carbon dioxide (CO2) gas shielded welding vertical downwards welding method for waste heat boiler heat pipe and connecting plate | |
| CN202411746U (en) | Single-surface welding and double-surface forming welding device | |
| CN103009009B (en) | Welding method for ultra-large type three-section transformer oil tank | |
| CN103008898B (en) | Tack welding method, and welding method of box beam | |
| CN105665878A (en) | Space triangle swing welding method for welding arc-shaped welding seam through welding robot | |
| CN107322142B (en) | Height self-adaptive adjusting device for TIG welding gun | |
| CN104842048A (en) | Argon tungsten-arc welding and cold metal transition welding composite heat source welding device and method and application | |
| CN106903401A (en) | Obliquity buried arc welding method | |
| CN103659137A (en) | Automatic welding device and automatic welding method for thin-shell car body | |
| CN108857127A (en) | The welding method of frame-type car body of aluminum alloy top cover | |
| KR102008949B1 (en) | welder of exclusive use of ship block | |
| CN105364358A (en) | Tig welding torch | |
| KR20130075362A (en) | Wind protection fence for welding | |
| CN101554671A (en) | A welding method | |
| CN206296601U (en) | A kind of small triangle robot welding system | |
| CN104759815A (en) | Ship-type tire welding positioner and welding method for U-rib plate unit of steel bridge | |
| CN110732748A (en) | rectangular column welding method | |
| CN207596910U (en) | A kind of gap bridge on annealing furnace docking platform | |
| CN102848088A (en) | Welding method of transformer oil tank | |
| CN207402273U (en) | A kind of edge alloy bit electric resistance welding process equipment | |
| CN206373471U (en) | Sheet alloy welder | |
| WO2012052621A1 (en) | Torch carrier | |
| CN204771074U (en) | Tungsten utmost point argon arc welds and cools compound heat source welding equipment of metal graded seal | |
| CN220178508U (en) | Welding assembly tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160302 |
|
| WD01 | Invention patent application deemed withdrawn after publication |