CN111168281B - Cohesive fixed type suction nozzle of welding gun dust collector - Google Patents
Cohesive fixed type suction nozzle of welding gun dust collector Download PDFInfo
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- CN111168281B CN111168281B CN202010039288.9A CN202010039288A CN111168281B CN 111168281 B CN111168281 B CN 111168281B CN 202010039288 A CN202010039288 A CN 202010039288A CN 111168281 B CN111168281 B CN 111168281B
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- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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Abstract
The invention discloses a suction nozzle of an occlusion fixed type welding gun dust collector, which comprises a dust collection unit, a telescopic pipe and an exhaust piece, wherein two ends of the telescopic pipe are respectively connected with the dust collection piece and the exhaust piece; the adjusting unit comprises an adjusting piece, a connecting rod and an elastic piece, wherein the connecting rod is rotatably connected with the adjusting piece, the elastic piece is sleeved on the telescopic pipe, and the other end of the connecting rod is connected with the dust collecting piece; the dust collection part, the telescopic pipe and the exhaust part are sequentially arranged on the welding gun, and the adjusting part, the connecting rod, the dust collection part and the welding gun form a crank slider mechanism. When the smoke concentration is higher, the dust collection piece moves forward, and when the smoke concentration is lower, the dust collection piece moves backward, and meanwhile, the dust collection negative pressure value is adjusted in a self-adaptive manner according to the smoke concentration; on the premise of ensuring the best dust suction effect, the best recommended position of the distance between the suction inlet of the smoke suction hood and the welding point is set, so that the quality of the welding seam can be ensured, and the effective air suction and dust removal effects can be obtained.
Description
Technical Field
The invention relates to the technical field of welding equipment, in particular to a suction nozzle of an embracing fixed type welding gun dust collector.
Background
Since the 21 st century, the environmental problem became one of the more fierce words on the various big news media. Electric welding is a basic processing technology for hot working of metal materials, and is widely applied to many industrial enterprises in the metallurgical industry, the petrochemical industry, the mechanical equipment manufacturing, the ship manufacturing and the like. However, the production flow of electric welding can cause a plurality of substances such as gas, smoke and the like which are harmful to physical and mental health, particularly when welding is carried out in a small-space place, the concentration value of welding smoke can be as high as more than 100mg/m3, and can be as high as 800mg/m3 in some working places with improper ventilation. Such harsh environmental operating conditions pose a serious threat to the physical and mental health of the welding personnel. The selection of a certain effective way to improve the working environment is necessary, the reduction of the health damage of welding smoke dust to workers and the pollution to the environment are the tasks which are urgently needed to be solved by many enterprises.
In the prior art, a welding workstation house has good sealing performance and good dust removal effect, but because the welding workstation house is made into a closed type, workpieces with large sizes cannot be hoisted by using a crane or other hoisting devices, cannot be suitable for production of parts with large sizes, and has large limitation; the welding area is made into a hanging curtain form, the sealing performance is poor, the dust removal effect is poor, the top is interfered with a crane, the method is not suitable for the hoisting scene of parts, and the method needs to be matched with high-power smoke exhaust equipment, so that the construction cost is high; the portable dust removal mode, the flexibility is higher, but dust removal effect is general, and intelligence is applicable to manual operation's welding scene, can't be applicable to the automatic weld scene of robot.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract and the title of the invention of this application some simplifications or omissions may be made to avoid obscuring the purpose of this section, the abstract and the title of the invention, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made keeping in mind the above problems occurring in the prior art and/or the problems occurring in the prior art.
Therefore, the technical problem to be solved by the invention is that in the traditional welding dust removal mode, smoke and dust cannot be removed from the source, the limitation exists, and the suction nozzle is fixed on the welding gun and cannot be adjusted to easily absorb protective gas.
In order to solve the technical problems, the invention provides the following technical scheme: a suction nozzle of an embracing fixed type welding gun dust collector comprises a dust collection unit, a telescopic pipe and an exhaust part, wherein two ends of the telescopic pipe are respectively connected with the dust collection part and the exhaust part; the adjusting unit comprises an adjusting piece, a connecting rod and an elastic piece, wherein the connecting rod is rotatably connected with the adjusting piece, the elastic piece is sleeved on the telescopic pipe, and the other end of the connecting rod is connected with the dust collecting piece; the dust collection part, the telescopic pipe and the exhaust part are sequentially arranged on the welding gun, and the adjusting part, the connecting rod, the dust collection part and the welding gun form a crank slider mechanism.
As a preferable scheme of the suction nozzle of the cohesive fixed type welding gun dust collector, the suction nozzle comprises: the dust suction piece is in a hollow conical shape and is sleeved on the welding gun; an annular dust suction channel is formed between the dust suction piece and the welding gun. The dust absorption piece is provided with a connecting end, and the connecting end is detachably connected with the telescopic pipe.
As a preferable scheme of the suction nozzle of the cohesive fixed type welding gun dust collector, the suction nozzle comprises: the exhaust part is annularly sleeved on the welding gun and comprises an air inlet and an air outlet, the air inlet is detachably connected with the telescopic pipe, and the air outlet is provided with a taper hole.
As a preferable scheme of the suction nozzle of the cohesive fixed type welding gun dust collector, the suction nozzle comprises: a dust suction channel K is formed in the dust suction piece, the extension tube and the exhaust piece, and air enters from the dust suction piece and exits from the exhaust piece.
As a preferable scheme of the suction nozzle of the cohesive fixed type welding gun dust collector, the suction nozzle comprises: the adjusting unit further comprises a first connecting piece, and the first connecting piece is sleeved on the welding gun; one end of the adjusting piece is rotatably connected with the first connecting piece, and the other end of the adjusting piece is rotatably connected with the connecting rod.
As a preferable scheme of the suction nozzle of the cohesive fixed type welding gun dust collector, the suction nozzle comprises: the outer surface of the dust collection part is provided with a limiting groove, a connecting piece is installed in the limiting groove, one end of the connecting rod is rotatably connected with the connecting piece, and the other end of the connecting rod is rotatably connected with the adjusting part.
As a preferable scheme of the suction nozzle of the cohesive fixed type welding gun dust collector, the suction nozzle comprises: the inside circumference of dust absorption spare is provided with the slider, clearance distance between the slider is unanimous with welder diameter.
As a preferable scheme of the suction nozzle of the cohesive fixed type welding gun dust collector, the suction nozzle comprises: the dust collection piece is also provided with a limiting boss, one end of the elastic piece is connected with the limiting boss, and the other end of the elastic piece is connected with the air inlet; the elastic piece is a compression spring.
As a preferable scheme of the suction nozzle of the cohesive fixed type welding gun dust collector, the suction nozzle comprises: the telescopic pipe is a wave-shaped cylinder, and the length of the telescopic pipe can deform when the telescopic pipe is stressed, so that the dust collection piece moves on the welding gun.
As a preferable scheme of the suction nozzle of the cohesive fixed type welding gun dust collector, the suction nozzle comprises: one end of the dust suction piece is provided with a plurality of dust suction ports which are uniformly distributed on the dust suction piece.
The invention has the beneficial effects that:
1. when the smoke concentration is higher, the dust collection piece moves forward, and when the smoke concentration is lower, the dust collection piece moves backward, and meanwhile, the dust collection negative pressure value is adjusted in a self-adaptive manner according to the smoke concentration; on the premise of ensuring the best dust absorption effect, the welding protective gas can be ensured not to be absorbed, and the welding quality is ensured.
2. Compared with the prior art, the dust suction device has the advantages of simple structure, convenience in use, high reliability, good safety, environmental friendliness and energy conservation, the dust suction part at the front end of the environment-friendly smoke suction welding gun with different specifications can be selected to replace according to different welding stations and welding modes, or the position of the dust suction part on the gun neck is adjusted, the optimal recommended position of the suction inlet of the smoke suction hood away from the welding point is set on the premise of not damaging the carbon dioxide protective gas layer of the welding gun, the quality of the welding seam can be guaranteed, and the effective air suction and dust removal effects can be obtained.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a schematic structural view of a suction nozzle of an embracing fixed type welding gun dust collector according to an embodiment of the present invention;
FIG. 2 is a front view of a suction nozzle of a wrap-around stationary welding gun vacuum cleaner according to an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of an exhaust member of a suction nozzle of a wrap-around stationary type welding gun vacuum cleaner according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram illustrating an adjustment process of a nozzle of a wrap-around stationary type welding gun vacuum cleaner according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram illustrating a nozzle adjustment principle of a cohesive fixed type welding gun vacuum cleaner according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an adjusting unit in a suction nozzle of an embracing fixed type welding gun vacuum cleaner according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of a second connecting member of a suction nozzle of a wrap-around stationary type welding gun vacuum cleaner according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a dust suction member in a nozzle of an embracing fixed type welding gun dust collector according to an embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration when describing the embodiments of the present invention, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 6, the present embodiment provides a cohesive fixed nozzle of a welding gun vacuum cleaner, including a vacuum unit 100, including a vacuum part 101, an extension tube 102, and an exhaust part 103, where two ends of the extension tube 102 are respectively connected to the vacuum part 101 and the exhaust part 103; the adjusting unit 200 comprises an adjusting piece 201, a connecting rod 202 rotationally connected with the adjusting piece 201, and an elastic piece 203 sleeved on the telescopic pipe 102, wherein the other end of the connecting rod 202 is connected with the dust collector 101; the welding gun 300, the dust suction part 101, the extension tube 102 and the exhaust part 103 are sequentially installed on the welding gun 300, the adjusting part 201, the connecting rod 202, the dust suction part 101 and the welding gun 300 form a crank slider mechanism, wherein one end of the adjusting part 201 is connected to the welding gun 300 and can rotate around the welding gun 300, one end of the connecting rod 202 is rotatably connected to the other end of the adjusting part 201, and the other end of the connecting rod 202 is rotatably connected with the dust suction part 101, so that the crank slider mechanism is formed.
Specifically, the dust suction part 101 is a hollow cone shape and is sleeved on the welding gun 300; an annular dust suction passage is formed between the dust suction member 101 and the welding gun 300. Waste gas generated by welding enters from an annular dust suction channel formed between the dust suction part 101 and the welding gun 300 and is discharged by the exhaust part 103. The suction member 101 is provided with a connection end 101a, and the connection end 101a is detachably connected to the extension tube 102. The connecting end 101a is provided with external threads, the two ends of the extension tube 102 are provided with internal threads, and the extension tube 102 is connected with the connecting end 101a of the dust suction piece 101 through the internal threads at one end. The air suction nozzle is preferably made of metal materials (such as copper, stainless steel and the like), because a large amount of heat is generated during welding, and the metal materials with better heat conductivity are favorable for dissipating the heat generated in the welding process.
Further, the exhaust member 103 is annularly sleeved on the welding gun 300 and comprises an air inlet 103a and an air outlet 103b, the air inlet 103a is in threaded connection with the telescopic pipe 102, the air outlet 103b is provided with a taper hole 103c, when large-particle dust enters, blockage is prevented, and the large-particle dust can be intercepted by the taper hole 103c and is cleaned regularly. A dust suction channel K is formed inside the dust suction piece 101, the extension tube 102 and the exhaust piece 103, and air enters from the dust suction piece 101 and exits from the exhaust piece 103. In this embodiment, the extension tube 102 is a corrugated extension cylinder, and the length of the extension tube 102 can be deformed by extension when a force is applied, so that the dust suction member 101 can move on the welding gun 300. The dust suction part 101 is further provided with a limit boss 101e, one end of the elastic part 203 is connected with the limit boss 101e, the other end of the elastic part 203 is connected with the air inlet 103a, and the elastic part 203 is preferably a compression spring. Preferably, one end of the dust suction member 101 is provided with a plurality of dust suction ports 101f, and the dust suction ports 101f are uniformly distributed on the dust suction member 101, so that dust can be sucked from a plurality of directions during welding.
When actual welding uses, change the distance of dust absorption piece 101 and welder 300 tip according to smog concentration, dust absorption piece 101 is owing to receive the elastic action of elastic component 203, under the initial condition, dust absorption piece 101 is located welder 300 tip, when smog concentration is great, dust absorption piece 101 can directly carry out the dust absorption, when smog concentration is less, pull regulating part 201, drive connecting rod 202 and make the dust catcher suction nozzle be the dust absorption piece 101 and remove, simultaneously according to smog concentration size, adaptation adjustment dust absorption negative pressure value can guarantee again that welded protective gas is not siphoned away under the prerequisite of guaranteeing best dust absorption effect, guarantee welding quality.
Example 2
Referring to fig. 7, a second embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the adjusting unit 200 further comprises a first connector 204, and the first connector 204 is sleeved on the welding gun 300; one end of the adjusting member 201 is rotatably connected to the first connecting member 204, and the other end is rotatably connected to the connecting rod 202. The outer surface of the dust collection part 101 is provided with a limiting groove 101b, a second connecting part 101c is installed on the limiting groove 101b, one end of the connecting rod 202 is rotatably connected with the second connecting part 101c, and the other end of the connecting rod 202 is rotatably connected with the adjusting part 201. The first connector 204 is fixed to the welding gun 300 by bolts, and the second connector 101c is fixed to the limiting groove 101b by bolts.
Further, the exhaust member 103 is annularly sleeved on the welding gun 300 and comprises an air inlet 103a and an air outlet 103b, the air inlet 103a is in threaded connection with the telescopic pipe 102, the air outlet 103b is provided with a taper hole 103c, when large-particle dust enters, blockage is prevented, and the large-particle dust can be intercepted by the taper hole 103c and is cleaned regularly. A dust suction channel K is formed inside the dust suction piece 101, the extension tube 102 and the exhaust piece 103, and air enters from the dust suction piece 101 and exits from the exhaust piece 103. In this embodiment, the extension tube 102 is a corrugated extension cylinder, and the length of the extension tube 102 can be deformed by extension when a force is applied, so that the dust suction member 101 can move on the welding gun 300. The dust suction part 101 is further provided with a limit boss 101e, one end of the elastic part 203 is connected with the limit boss 101e, the other end of the elastic part 203 is connected with the air inlet 103a, and the elastic part 203 is preferably a compression spring. Preferably, one end of the dust suction member 101 is provided with a plurality of dust suction ports 101f, and the dust suction ports 101f are uniformly distributed on the dust suction member 101, so that dust can be sucked from a plurality of directions during welding.
When actual welding uses, change the distance of dust absorption piece 101 and welder 300 tip according to smog concentration, dust absorption piece 101 is owing to receive the elastic action of elastic component 203, under the initial condition, dust absorption piece 101 is located welder 300 tip, when smog concentration is great, dust absorption piece 101 can directly carry out the dust absorption, when smog concentration is less, pull regulating part 201, drive connecting rod 202 and make the dust catcher suction nozzle be the dust absorption piece 101 and remove, simultaneously according to smog concentration size, adaptation adjustment dust absorption negative pressure value can guarantee again that welded protective gas is not siphoned away under the prerequisite of guaranteeing best dust absorption effect, guarantee welding quality. The adjusting unit 200 and the dust suction unit 100 can be detached from the welding gun body, and the above parts can be removed when the dust suction function is not needed.
Example 3
Referring to fig. 8, a third embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the inside of the dust suction member 101 is circumferentially provided with sliders 101d, and the gap distance between the sliders 101d is the same as the diameter of the welding gun 300.
When the dust-absorbing part 101 slides on the pipe of the welding gun 300, in order to prevent the dust-absorbing part 101 from inclining or blocking, a slide block 101d along the trend of the dust-absorbing part 101 is arranged inside the dust-absorbing part 101, preferably, four slide blocks 101d are uniformly arranged along the inner circumference of the dust-absorbing part 101, which does not affect dust absorption and can also prevent blocking.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a fixed welder dust catcher suction nozzle of cohesion which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the dust collection unit (100) comprises a dust collection piece (101), a telescopic pipe (102) and an exhaust piece (103), wherein two ends of the telescopic pipe (102) are respectively connected with the dust collection piece (101) and the exhaust piece (103);
the adjusting unit (200) comprises an adjusting piece (201), a connecting rod (202) rotationally connected with the adjusting piece (201), and an elastic piece (203) sleeved on the telescopic pipe (102), wherein the other end of the connecting rod (202) is connected with the dust sucking piece (101);
the welding gun (300) is characterized in that the dust suction piece (101), the telescopic pipe (102) and the exhaust piece (103) are sequentially arranged on the welding gun (300), and the adjusting piece (201), the connecting rod (202), the dust suction piece (101) and the welding gun (300) form a crank slider mechanism;
the exhaust part (103) is annularly sleeved on the welding gun (300), the exhaust part (103) comprises an air inlet (103a) and an air outlet (103b), the air inlet (103a) is detachably connected with the telescopic pipe (102), and the air outlet (103b) is provided with a taper hole (103 c);
the adjusting unit (200) further comprises a first connecting piece (204), and the first connecting piece (204) is sleeved on the welding gun (300);
one end of the adjusting piece (201) is rotatably connected with the first connecting piece (204), and the other end of the adjusting piece is rotatably connected with the connecting rod (202);
a limiting groove (101b) is formed in the outer surface of the dust collection part (101), a second connecting part (101c) is installed in the limiting groove (101b), one end of the connecting rod (202) is rotatably connected with the second connecting part (101c), and the other end of the connecting rod is rotatably connected with the adjusting part (201);
the inside of the dust collection piece (101) is circumferentially provided with sliding blocks (101d), and the gap distance between the sliding blocks (101d) is consistent with the diameter of the welding gun (300);
the dust collection piece (101) is also provided with a limiting boss (101e), one end of the elastic piece (203) is connected with the limiting boss (101e), and the other end of the elastic piece is connected with the air inlet (103 a);
the elastic piece (203) is a compression spring.
2. The cohesion stationary type welding gun vacuum cleaner nozzle according to claim 1, characterized in that: the dust suction piece (101) is in a hollow conical shape and is sleeved on the welding gun (300); an annular dust suction channel (K) is formed between the dust suction piece (101) and the welding gun (300);
the dust collection piece (101) is provided with a connecting end (101a), and the connecting end (101a) is detachably connected with the telescopic pipe (102).
3. The cohesion stationary type welding gun vacuum cleaner nozzle according to claim 2, characterized in that: a dust suction channel (K) is formed in the dust suction piece (101), the telescopic pipe (102) and the exhaust piece (103), and air enters from the dust suction piece (101) and exits from the exhaust piece (103).
4. An in-line stationary welding gun vacuum cleaner nozzle according to any one of claims 1 or 3, wherein: the telescopic pipe (102) is a wave-shaped cylinder, and the length of the telescopic pipe (102) can be deformed when the telescopic pipe is stressed, so that the dust suction piece (101) moves on the welding gun (300).
5. The cohesion stationary type welding gun vacuum cleaner nozzle according to claim 4, characterized in that: one end of the dust suction piece (101) is provided with a plurality of dust suction ports (101f), and the dust suction ports (101f) are uniformly distributed on the dust suction piece (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010039288.9A CN111168281B (en) | 2020-01-15 | 2020-01-15 | Cohesive fixed type suction nozzle of welding gun dust collector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010039288.9A CN111168281B (en) | 2020-01-15 | 2020-01-15 | Cohesive fixed type suction nozzle of welding gun dust collector |
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| CN111168281A CN111168281A (en) | 2020-05-19 |
| CN111168281B true CN111168281B (en) | 2021-05-04 |
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| CN202010039288.9A Active CN111168281B (en) | 2020-01-15 | 2020-01-15 | Cohesive fixed type suction nozzle of welding gun dust collector |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112517587A (en) * | 2020-11-13 | 2021-03-19 | 苏州百仕顿工业科技有限公司 | Install high negative pressure dust removal external member on welder |
| CN116393882B (en) * | 2023-06-08 | 2023-08-22 | 中信建设有限责任公司 | Welding device for steel tube bundle combined structural member |
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| JP2000052041A (en) * | 1998-08-10 | 2000-02-22 | Anlet Co Ltd | Fume sucking nozzle device for welding torch |
| CN106735787A (en) * | 2017-02-14 | 2017-05-31 | 中船第九设计研究院工程有限公司 | A kind of environmentally friendly integral type craft MAG welding guns |
| CN108714753A (en) * | 2018-08-09 | 2018-10-30 | 佛山海悦智达科技有限公司 | Environmentally protective welding robot |
| CN108731488A (en) * | 2018-05-25 | 2018-11-02 | 昌邑恒昌新材料科技有限公司 | A kind of expansion sweep-up system and its implementation |
| CN208427873U (en) * | 2018-05-14 | 2019-01-25 | 江苏金石稀土有限公司 | Adjustable welding fume collection conduit |
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2020
- 2020-01-15 CN CN202010039288.9A patent/CN111168281B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000052041A (en) * | 1998-08-10 | 2000-02-22 | Anlet Co Ltd | Fume sucking nozzle device for welding torch |
| CN106735787A (en) * | 2017-02-14 | 2017-05-31 | 中船第九设计研究院工程有限公司 | A kind of environmentally friendly integral type craft MAG welding guns |
| CN208427873U (en) * | 2018-05-14 | 2019-01-25 | 江苏金石稀土有限公司 | Adjustable welding fume collection conduit |
| CN108731488A (en) * | 2018-05-25 | 2018-11-02 | 昌邑恒昌新材料科技有限公司 | A kind of expansion sweep-up system and its implementation |
| CN108714753A (en) * | 2018-08-09 | 2018-10-30 | 佛山海悦智达科技有限公司 | Environmentally protective welding robot |
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