CN208840678U - Vehicular liquefied natural gas cylinder pipe joint all position automatic welding device - Google Patents
Vehicular liquefied natural gas cylinder pipe joint all position automatic welding device Download PDFInfo
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- CN208840678U CN208840678U CN201820809741.8U CN201820809741U CN208840678U CN 208840678 U CN208840678 U CN 208840678U CN 201820809741 U CN201820809741 U CN 201820809741U CN 208840678 U CN208840678 U CN 208840678U
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- pipeline
- fixture
- connector
- tungsten electrode
- welding
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Abstract
Vehicular liquefied natural gas cylinder pipe joint all position automatic welding device, institute's welding object are connector and pipeline；It include support, gear, tungsten electrode, fixture a, fixture b, connecting line and the source of welding current.The weld side of connector is fixed with fixture a, and the two sides that the weld side of pipeline 7 is fixed with fixture b, fixture a and fixture b are fixed with support, and support is set in distance；The interval of support is provided with gear, and tungsten electrode is installed on gear, and the protrusion height of tungsten electrode is adjustable, and the rotation angle of tungsten electrode is 375 ° -385 °；One end of gear is electrically connected to the source of welding current via connecting line.The utility model hand tungsten argon arc welding process big without operation difficulty, without the skilled welder of technical ability, pass through fixed pipeline and connector, without filler wire, all-position automatic welding technology technology can be achieved, pulse welding heat input is small, and weldquality and its consistency are high, welding efficiency is high, requires craftsmanship low.
Description
Technical field
The utility model relates to arrive Vehicular liquefied natural gas cylinder field, especially a kind of Vehicular liquefied natural gas cylinder pipe
Pipeline connector all position automatic welding device.
Background technique
The butt weld that Vehicular liquefied natural gas cylinder bottle body internal duct and connector, assembly exterior line and connector are formed
Or corner connection weld seam is all made of hand tungsten argon arc welding, guarantees to weld matter when hand tungsten argon arc welding welds austenitic stainless steel
Amount need to be passed through argon gas to back of weld and be protected, and need not to be in welding position as far as possible in the welding process of downhand position
Disconnected rotating pipe connector；Pipeline needs filler wire welding operation difficulty big with pipeline joint weld seam；Pipeline and joint angles welding seam wall thickness
Difference is big, and thin-wall tube overheats easy burn-through when welding；Weld appearance molding is poor, needs to reprocess after the completion of welding.Therefore cause to weld
Low efficiency, welding quality be difficult to ensure, and high to welder's skill requirement.
Utility model content
In order to solve above-mentioned problems of the prior art, the utility model provides a kind of Vehicular liquefied natural gas cylinder
Pipe joint all position automatic welding device.
The technical scheme adopted by the utility model to solve the technical problem is as follows: Vehicular liquefied natural gas cylinder pipe joint
With all position automatic welding device, institute's welding object is connector and pipeline；It include to support, gear, tungsten electrode, fixture a, fixture b,
Connecting line and the source of welding current.The weld side of connector is fixed with fixture a, and the weld side of pipeline 7 is fixed with fixture b, fixture a and fixture
The two sides of b are fixed with support, and support is set in distance；The interval of support is provided with gear, and tungsten electrode is installed on gear, tungsten electrode
Protrusion height is adjustable, and the rotation angle of tungsten electrode is set as 375 ° -385 °；Entire clamping device is electrically connected to via connecting line
The source of welding current.Welding parameter is respectively set in four sections of all position automatic welding device point, is passed through guarantor from connector or pipeline end face
Gas is protected, the source of welding current is started, tungsten electrode stops after the weld of connector and pipeline rotation predetermined angle, and tungsten electrode arc extinguishes,
Complete automatic Arc Welding.
The utility model also has following additional technical feature:
Preferred: fixture a and fixture b forms internal clamp, the curved surface of internal clamp and the clip position of connector and pipeline
Curved surface matches；The pipeline includes bend pipe and straight tube.
Preferred: tungsten electrode height is adjusted according to diameter of work, and tungsten electrode is 2mm away from face of weld distance.
Preferred: pipeline and pipeline joint weld seam tungsten electrode are centered in Weld pipe mill, pipeline and connector grafting weld seam tungsten electrode pair
In in connector end face.
Preferred: the material of pipeline and connector is austenitic stainless steel.
The utility model compared to the prior art, the advantage is that: the manual tungsten that the utility model is big without operation difficulty
Electrode argon arc welding process is not necessarily to the skilled welder of technical ability, by fixed pipeline and connector, be not necessarily to filler wire, it can be achieved that all positon from
Dynamic welding technique, pulse welding heat input is small, and weldquality and its consistency are high, and welding efficiency is high, requires craftsmanship
It is low.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic front view of all position automatic welding device.
It is as shown in the figure: 1 support；2 gears；3 tungsten electrodes；4 connectors；5 fixture a；6 fixture b；7 pipelines；8 connecting lines；9 welding electricity
Source.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on
Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
Vehicular liquefied natural gas cylinder pipe joint all position automatic welding device, institute's welding object are connector 4 and pipe
Road 7；It include support 1, gear 2, tungsten electrode 3, fixture a5, fixture b6, connecting line 8 and the source of welding current 9.
The weld side of connector 4 is fixed with fixture a5, and the weld side of pipeline 7 is fixed with fixture b6, fixture a5 and fixture b6
Two sides are fixed with support 1, and support 1 is set in distance；The interval of support 1 is provided with gear 2, installs tungsten electrode 3, tungsten on gear 2
The protrusion height of pole 3 is adjustable, and the rotation angle of tungsten electrode 3 is 375 ° -385 °；One end of gear 2 is electrically connected via connecting line 8
In the source of welding current 9.
Welding parameter is respectively set in four sections of all position automatic welding device point, is passed through guarantor from connector 4 or 7 end face of pipeline
Gas is protected, the source of welding current 9 is started, tungsten electrode 3 stops after the weld of connector 4 and pipeline 7 rotation predetermined angle, 3 electric arc of tungsten electrode
Extinguish, completes automatic Arc Welding.
Fixture a5 and fixture b6 forms internal clamp, the curved surface of internal clamp and the clip position curved surface of connector 4 and pipeline 7
Match；The pipeline 7 includes bend pipe and straight tube.
3 height of tungsten electrode is adjusted according to diameter of work, and tungsten electrode 3 is 2mm away from face of weld distance.
Pipeline and pipeline joint weld seam tungsten electrode are centered in Weld pipe mill, and pipeline and connector grafting weld seam tungsten electrode are centered in connector
End face.The material of pipeline 7 and connector 4 is austenitic stainless steel.
Embodiment 1
Fig. 1 is the technology explanatory diagram of Vehicular liquefied natural gas cylinder pipe joint all position automatic welding device.It is pressing from both sides
Have fitting joint 4 in a5, pipeline 7 is assembled in fixture b6, tungsten electrode 3,3 adjustable, the pipeline of height of tungsten electrode are installed on gear 2
7 are centered in Weld pipe mill with 7 butt weld tungsten electrode 3 of pipeline, and pipeline 7 and 4 grafting weld seam tungsten electrode 3 of connector are centered in 4 end face of connector.
Tungsten electrode 3 is set according to pipeline 7,4 wall thickness of connector on the source of welding current 9 and rotates angle (375-385) °, point four sections are set respectively
Welding parameter is set, backing gas is passed through from connector 4 or 7 end face of pipeline, starts the source of welding current 9, tungsten electrode 3 is pre- along workpiece rotation
If stopping after angle, arc extinction completes welding process, lower contact 4 or pipeline 7 is unloaded from fixture.
Fig. 1 can show that pipeline 7 and 7 butt weld all-position automatic welding technology of pipeline had both may be implemented in the welding technique, can also
To realize pipeline 7 and 4 corner connection weld seam all-position automatic welding technology of connector；
Fig. 1 can be obtained, in the welding technique when pipeline 7 is bend pipe, make the interior hole clip to match with 7 curved surface of pipeline
Tool, can realize all position automatic welding of connector 4 Yu curved surface pipeline 7；
Fig. 1 can be obtained, when pipeline 7 is with 4 corner connection weld seam all-position automatic welding technology of connector in the welding technique, 3 centering of tungsten electrode
It is 2mm away from 4 surface distance of connector in 4 end face of connector.
Embodiment 2
Vehicular liquefied natural gas cylinder pipe joint all position automatic welding device, comprising: support 1, fixed 7 and of pipeline
The internal clamp of connector 4, tungsten electrode 3 and gear 2, the source of welding current 9 that tungsten electrode 3 is installed.Using pulse current, welding parameter point four
Section, high current melt base metals welding, low current pilot arc and cooling weld seam；Pipeline 7 and 7 butt weld tungsten electrode of pipeline
3 are centered in Weld pipe mill, and pipeline 7 and 4 grafting weld seam tungsten electrode 3 of connector are centered in 4 end face of connector, do not fill silk, workpiece is fixed, tungsten electrode
3 weld along workpiece rotation completion in one week, and tack-weld is not necessarily to before weldering, are passed through argon gas protection to back of weld；When pipeline 7 is bend pipe
When, the internal clamp that production matches with 7 curved surface of pipeline can realize all position automatic welding of connector 4 Yu curved surface pipeline 7.Weldering
It is round and smooth to stitch beautiful appearance, fusion neat, weld seam and base material transition；Welding quality and its consistency is effectively ensured, improves welding effect
Rate, it is only necessary to a welding operative employee.
Although the various embodiments described above are described, once a person skilled in the art knows basic wounds
The property made concept, then additional changes and modifications can be made to these embodiments, so the foregoing is merely the realities of the utility model
Example is applied, the scope of patent protection of the utility model is not intended to limit, it is all to utilize the utility model specification and accompanying drawing content
Made equivalent structure or equivalent flow shift, is applied directly or indirectly in other relevant technical fields, and similarly includes
Within the scope of patent protection of the utility model.
Claims (5)
1. all position automatic welding device of Vehicular liquefied natural gas cylinder pipe joint, institute's welding object be connector (4) and
Pipeline (7)；It is characterized by comprising having support (1), gear (2), tungsten electrode (3), fixture a (5), fixture b (6), connecting line (8)
With the source of welding current (9)；
The weld side of connector (4) is fixed with fixture a (5), and the weld side of pipeline (7) is fixed with fixture b (6), fixture a (5) and folder
The two sides of tool b (6) are fixed with support (1), and support (1) is set in distance；The interval of support (1) is provided with gear (2), gear
(2) tungsten electrode (3) are installed on, the protrusion height of tungsten electrode (3) is adjustable, and the rotation angle of tungsten electrode (3) is 375 ° -385 °；Gear
(2) one end is electrically connected to the source of welding current (9) via connecting line (8)；
Welding parameter is respectively set in four sections of all position automatic welding device point, is passed through guarantor from connector (4) or pipeline (7) end face
Gas is protected, is started the source of welding current (9), tungsten electrode (3) stops after the weld of connector (4) and pipeline (7) rotation predetermined angle, tungsten
Pole (3) arc extinction completes automatic Arc Welding.
2. all position automatic welding device of Vehicular liquefied natural gas cylinder pipe joint according to claim 1,
Be characterized in that: fixture a (5) and fixture b (6) composition internal clamp, the curved surface of internal clamp and connector (4) and pipeline (7) it is whole
Body curved surface matches；The whole curved surface of connector (4) and pipeline (7) includes straight line curved surface and bending curve；Pipeline (7) packet
Bend pipe and straight tube are included.
3. all position automatic welding device of Vehicular liquefied natural gas cylinder pipe joint according to claim 1,
Be characterized in that: tungsten electrode (3) is highly adjusted according to diameter of work, and tungsten electrode (3) is 2mm away from face of weld distance.
4. all position automatic welding device of Vehicular liquefied natural gas cylinder pipe joint according to claim 1,
Be characterized in that: pipeline and pipeline joint weld seam tungsten electrode are centered in Weld pipe mill, and pipeline is centered in connector grafting weld seam tungsten electrode and connects
End surface.
5. all position automatic welding device of Vehicular liquefied natural gas cylinder pipe joint according to claim 1,
Be characterized in that: the material of pipeline (7) and connector (4) is austenitic stainless steel or carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820809741.8U CN208840678U (en) | 2018-05-29 | 2018-05-29 | Vehicular liquefied natural gas cylinder pipe joint all position automatic welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820809741.8U CN208840678U (en) | 2018-05-29 | 2018-05-29 | Vehicular liquefied natural gas cylinder pipe joint all position automatic welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208840678U true CN208840678U (en) | 2019-05-10 |
Family
ID=66351800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820809741.8U Expired - Fee Related CN208840678U (en) | 2018-05-29 | 2018-05-29 | Vehicular liquefied natural gas cylinder pipe joint all position automatic welding device |
Country Status (1)
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| CN (1) | CN208840678U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539058A (en) * | 2018-05-29 | 2019-12-06 | 西安德森新能源装备有限公司 | All-position automatic welding technology for automotive liquefied natural gas cylinder pipeline joint |
| CN113414556A (en) * | 2021-07-23 | 2021-09-21 | 兰州空间技术物理研究所 | Metal composite air port for satellite pressure container and manufacturing method thereof |
-
2018
- 2018-05-29 CN CN201820809741.8U patent/CN208840678U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110539058A (en) * | 2018-05-29 | 2019-12-06 | 西安德森新能源装备有限公司 | All-position automatic welding technology for automotive liquefied natural gas cylinder pipeline joint |
| CN113414556A (en) * | 2021-07-23 | 2021-09-21 | 兰州空间技术物理研究所 | Metal composite air port for satellite pressure container and manufacturing method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190510 |