CN114289840A - Welding gun graphite protective sleeve conductive nozzle with low welding slag splashing viscosity - Google Patents
Welding gun graphite protective sleeve conductive nozzle with low welding slag splashing viscosity Download PDFInfo
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- CN114289840A CN114289840A CN202111362260.XA CN202111362260A CN114289840A CN 114289840 A CN114289840 A CN 114289840A CN 202111362260 A CN202111362260 A CN 202111362260A CN 114289840 A CN114289840 A CN 114289840A
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- 238000003466 welding Methods 0.000 title claims abstract description 83
- 239000002893 slag Substances 0.000 title claims abstract description 38
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 35
- 239000010439 graphite Substances 0.000 title claims abstract description 35
- 230000001681 protective effect Effects 0.000 title claims abstract description 22
- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 6
- 239000007770 graphite material Substances 0.000 abstract description 19
- 230000003647 oxidation Effects 0.000 abstract description 4
- 238000007254 oxidation reaction Methods 0.000 abstract description 4
- 239000011241 protective layer Substances 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 230000032683 aging Effects 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 229910052736 halogen Inorganic materials 0.000 description 4
- 150000002367 halogens Chemical class 0.000 description 4
- 229910017604 nitric acid Inorganic materials 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- 239000007800 oxidant agent Substances 0.000 description 4
- 239000013535 sea water Substances 0.000 description 4
- 239000012266 salt solution Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
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Abstract
The invention relates to the technical field of welding machines and discloses a welding gun graphite protective sleeve conductive nozzle with low welding slag splashing viscosity, which comprises a conductive nozzle body consisting of a conductive nozzle body, a conductive nozzle connecting part and a conductive nozzle head, wherein the conductive nozzle body, the conductive nozzle connecting part and the conductive nozzle head are all made of conductive graphite materials, a thread is arranged inside one side port of the conductive nozzle body close to the conductive nozzle head, a built-in nozzle is arranged inside the conductive nozzle head, the built-in nozzle is a circular tube with a hollow wall surface, a connecting thread is arranged on the built-in nozzle, the built-in nozzle is arranged on the front side port of the conductive nozzle body through the connecting thread, the built-in nozzle is also made of graphite materials, a spiral groove is arranged at the excircle of the built-in nozzle in a penetrating manner, in the invention, the graphite materials are treated at high temperature and high pressure for many times to serve as raw materials of the conductive nozzle body, so that an oxidation-resistant protective layer is formed on the surface of the conductive nozzle, the effect that the contact tube is easier to clean is achieved.
Description
Technical Field
The invention relates to the technical field of welding machines, in particular to a welding gun graphite protective sleeve contact nozzle with low welding slag splashing viscosity.
Background
The welding gun is a part for performing welding operation in the welding process, is a tool for gas welding, is shaped like a gun, is provided with a nozzle at the front end, and sprays high-temperature flame as a heat source. The welding gun is flexible to use, convenient and fast, and simple in process, and the welding gun is one of main devices for hot air welding. Consists of a heating element, a nozzle and the like. The structure of the welding gun is divided into a gas welding gun, an electric welding gun, a rapid welding gun and an automatic welding gun. The gas welding gun is made up by using combustion of combustible gas (hydrogen or mixture of acetylene and air) to heat coiled pipe, and the compressed air fed into coiled pipe can be heated to required temp., and the quantity of air fed into or discharged from coiled pipe can be regulated by means of cock.
The current contact nozzle is two and protects and weld vulnerable part, and current contact nozzle and protection nozzle on the market are mostly red copper brass material, and the electric conductivity of copper is excellent, and raw and other materials price is high always, and easily be stained with the difficult clearance of rifle for welder need clear up current contact nozzle inside after using a period, because the current contact nozzle structure is less, makes the inside welding slag of current contact nozzle be difficult to clear up, influences normal welding efficiency.
Therefore, the graphite protective sleeve contact tip of the welding gun with low welding slag splashing viscosity is provided.
Disclosure of Invention
The invention mainly solves the technical problems in the prior art and provides the welding gun graphite protective sleeve contact tip with low welding slag splashing viscosity.
In order to achieve the above object, the present invention adopts the following technical scheme, a graphite protective sleeve contact tip of a welding gun with low welding slag splashing viscosity, comprising a contact tip body composed of a contact tip body, a contact tip connecting part and a contact tip head, wherein the contact tip body, the contact tip connecting part and the contact tip head are all made of conductive graphite, a thread is arranged inside one side port of the contact tip body close to the contact tip head, a built-in tip is arranged inside the contact tip head, the built-in tip is a circular tube with a hollow wall surface, a connecting thread is arranged on the built-in tip, the built-in tip is mounted on a front side port of the contact tip body through the connecting thread, the built-in tip is also made of graphite, a spiral groove is arranged at the outer circle of the built-in tip in a penetrating manner and is spirally distributed on the built-in tip, a spiral strip is movably mounted inside the spiral groove, a limiting hole is formed in the conductive nozzle head in a penetrating mode, and a limiting mechanism is arranged inside the limiting hole.
Preferably, the outer surface of the contact tube connecting part is provided with a mounting thread for fixedly connecting with a welding machine.
Preferably, the inner side wall surface of the spiral groove is provided with a side sliding groove.
Preferably, a fixed block is fixedly mounted at a position, close to the rear side, inside the spiral groove, a connecting port communicated with the hollow structure of the built-in nozzle is formed in the side wall surface of the fixed block, and a scraper is fixedly mounted at a position, corresponding to the connecting port, of the side wall surface of the fixed block.
Preferably, the spiral strip is fixedly arranged on connecting columns which are symmetrical front and back, the two groups of connecting columns are mutually far away from each other and are fixedly provided with balls, and the spiral strip is slidably arranged in the side sliding groove through the connecting columns and the balls.
Preferably, a connecting hole is formed in the spiral strip in a penetrating manner, and one end, far away from the connecting hole, of the spiral strip penetrates through the connecting hole and extends into the hollow structure in the side wall surface of the built-in nozzle.
Preferably, stop gear is including solid fixed ring, traveller and spacing knot, the inside fixed mounting in spacing hole has the solid fixed ring that corresponds from top to bottom, and gu fixed ring is the toroidal ring, and the common activity cover is equipped with the traveller between two sets of solid fixed rings.
Preferably, the upper end of the sliding column extends to the upper part of the outside of the limiting hole and is fixedly provided with a group of limiting buckles, the lower end of the sliding column extends to the inside of the conductive nozzle head through the limiting hole and is also fixedly provided with a group of limiting buckles, and the structure of each limiting buckle is matched with the structure of the connecting hole.
Preferably, a spring is fixedly sleeved at the excircle of the sliding column between the two groups of fixing rings.
Advantageous effects
The invention provides a welding gun graphite protective sleeve contact nozzle with low welding slag splashing viscosity. The method has the following beneficial effects:
(1) the welding gun graphite protective sleeve conductive nozzle with low welding slag splashing viscosity is characterized in that a conductive nozzle body, a conductive nozzle connecting part, a conductive nozzle head and a built-in nozzle are all made of conductive graphite materials, the graphite materials are also called flexible graphite and are formed by chemically treating high-quality flake graphite and performing high-temperature instantaneous expansion modification, and have excellent performances of low-temperature embrittlement resistance, aging resistance, high-temperature softening resistance, deformation resistance and decomposition resistance, the graphite materials have chemical inertness, except strong oxidants such as aqua regia, nitric acid, sulfuric acid and halogen with certain specific temperatures, the graphite materials can adapt to most media such as acid, alkali, salt solution, seawater, steam organic solvent and the like, the graphite materials are treated at high temperature and high pressure for many times to serve as raw materials of a conductive nozzle body, so that a layer of oxidation-resistant protective layer is formed on the surface of the conductive nozzle, the adhesion degree of welding slag splashing generated in the working process is reduced and only slightly adheres to products, the effect that the contact tube is easier to clean is achieved, and the welding operation efficiency is improved.
(2) The welding gun graphite protective sleeve conductive nozzle with low welding slag splashing viscosity is characterized in that the built-in nozzle is installed inside a conductive nozzle head through a connecting thread by rotating the built-in nozzle, after the conductive nozzle is used for a long time, welding slag generated in the welding process can be attached to the inner wall surface of the built-in nozzle, a sliding column is pressed downwards to drive a group of limit buckles at the lower end of the sliding column to be connected with a spiral strip through connecting holes, the built-in nozzle is rotated reversely at the moment, the built-in nozzle moves from the front side of the conductive nozzle head to one side far away from the conductive nozzle head, when the built-in nozzle is far away from the conductive nozzle head, the spiral strip is fixed with a limiting mechanism through the connecting holes, the spiral strip is kept inside the conductive nozzle head, the spiral strip slides into the hollow wall surface of the built-in nozzle under the matching of a side sliding groove main sliding groove, at the moment, the spiral groove is in a hollow state, and a scraper is fixedly installed at a position close to the fixing block, the inner wall surface of the spiral strip is scraped by the scraper, so that the welding slag attached to the inner wall surface of the spiral strip is scraped off, and the effect of automatically cleaning the welding slag on the inner wall surface of the built-in nozzle is achieved by rotating the built-in nozzle.
(3) This welder graphite protective sheath that welding slag splashes viscosity and hangs down leads electric nozzle, through rotating built-in mouth, will build-in mouth and pass through the inside that connecting thread screw thread installed the electric nozzle head, the built-in mouth of antiport makes built-in mouth break away from leading electric nozzle, has reached the effect of conveniently installing built-in mouth fast.
(4) The welding gun graphite protective sleeve conductive nozzle with low welding slag splashing viscosity is characterized in that the built-in nozzle is installed inside a conductive nozzle head through a connecting thread by rotating the built-in nozzle, after the conductive nozzle is used for a long time, welding slag generated in the welding process can be attached to the inner wall surface of the built-in nozzle, a sliding column is pressed downwards to drive a group of limit buckles at the lower end of the sliding column to be connected with a spiral strip through connecting holes, the built-in nozzle is rotated reversely at the moment, the built-in nozzle moves from the front side of the conductive nozzle head to one side far away from the conductive nozzle head, when the built-in nozzle is far away from the conductive nozzle head, the spiral strip is fixed with a limiting mechanism through the connecting holes, the spiral strip is kept inside the conductive nozzle head, the spiral strip slides into the hollow wall surface of the built-in nozzle under the matching of a side sliding groove main sliding groove, at the moment, the spiral groove is in a hollow state, and a scraper is fixedly installed at a position close to the fixing block, scrape through the internal face of scraper to the spiral strip, make the welding slag that adheres to at the spiral strip internal face scraped off, rotate built-in mouth again, embolia the inside of conductive nozzle head with built-in mouth rotation, at this moment the spiral strip will get back to original position, make the helicla flute be closed form, scrape through the scraper to the internal face of spiral strip, reached under the condition of not borrowing external instrument with, made the spiral strip reach the clearance, reached the effect of conveniently clearing up the spiral strip.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic view of the present invention showing the whole structure disassembled;
FIG. 2 is a schematic view of a detachable structure of a conductive tip and a conductive tip body according to the present invention;
FIG. 3 is a schematic perspective view of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
FIG. 5 is a schematic perspective view of the helical strip of the present invention;
fig. 6 is a schematic perspective view of the limiting mechanism of the present invention.
Illustration of the drawings:
1. a conductive nozzle body; 2. a contact tip connection portion; 3. installing threads; 4. a conductive tip; 5. a mouth is arranged inside; 6. connecting threads; 7. a helical groove; 8. a side chute; 9. a fixed block; 10. a scraper; 11. a connecting port; 12. a helical strip; 13. connecting columns; 14. a ball bearing; 15. connecting holes; 16. a limiting hole; 17. a fixing ring; 18. a traveler; 19. a spring; 20. and a limit buckle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): a welding gun graphite protective sleeve conductive nozzle with low welding slag splashing viscosity is disclosed as shown in figures 1-6, and comprises a conductive nozzle body consisting of a conductive nozzle body 1, a conductive nozzle connecting part 2 and a conductive nozzle head 4, wherein the conductive nozzle body 1, the conductive nozzle connecting part 2 and the conductive nozzle head 4 are made of conductive graphite materials, the graphite materials are also called flexible graphite and are formed by chemically treating high-quality crystalline flake graphite and performing high-temperature instantaneous expansion modification, and the graphite materials have the excellent performances of low temperature embrittlement resistance, aging resistance, high temperature softening resistance, deformation resistance and no decomposition, have chemical inertness, can adapt to most media such as acid, alkali, salt solution, seawater, steam organic solvent and the like besides certain specific temperatures of strong oxidants such as aqua regia, nitric acid, sulfuric acid and halogen, a mounting thread 3 for fixedly connecting with a welding machine is arranged on the outer surface of the conductive nozzle connecting part 2, and a thread is arranged inside a port of one side, close to the conductive nozzle head 4, of the conductive nozzle body 1, the conductive nozzle head 4 is internally provided with a built-in nozzle 5, the built-in nozzle 5 is provided with a connecting thread 6, the built-in nozzle 5 is installed on a front end port of the conductive nozzle body 1 through the connecting thread 6, the built-in nozzle 5 is also made of graphite, a spiral groove 7 is penetratingly arranged at the excircle of the built-in nozzle 5, the spiral groove 7 is spirally distributed on the built-in nozzle 5, a side sliding groove 8 is arranged on the inner side wall surface of the spiral groove 7, a fixed block 9 is fixedly installed at the position close to the rear side inside of the spiral groove 7, the built-in nozzle 5 is a circular tube with a hollow structure, a connecting port 11 communicated with the hollow structure of the built-in nozzle 5 is arranged on the side wall surface of the fixed block 9, a scraper 10 is fixedly installed at the position of the connecting port 11 corresponding to the side wall surface of the fixed block 9, a spiral strip 12 is movably installed inside the spiral groove 7, connecting columns 13 which are fixedly installed at the front and back symmetry are fixedly installed on the spiral strip 12, and balls 14 which are far away from each other two groups of the connecting columns 13, the spiral strip 12 is slidably mounted inside the side sliding groove 8 through a connecting column 13 and a ball 14, a connecting hole 15 is formed in the spiral strip 12 in a penetrating manner, one end, far away from the connecting hole 15, of the spiral strip 12 penetrates through the connecting port 11 and extends into a hollow structure in the side wall surface of the built-in nozzle 5, the connecting hole 15 is pulled to drive the spiral strip 12 to freely slide in the spiral groove 7, so that the spiral groove 7 is in a closed or hollow shape, a limiting hole 16 is formed in the conductive nozzle head 4 in a penetrating manner, a limiting mechanism is arranged inside the limiting hole 16 and comprises a fixing ring 17, a sliding column 18 and a limiting buckle 20, the fixing ring 17 is vertically and fixedly mounted inside the limiting hole 16, the fixing ring 17 is a circular ring, the sliding column 18 is movably sleeved between the two groups of fixing rings 17, the upper end of the sliding column 18 extends to the upper part of the outer side of the limiting hole 16 and is fixedly mounted with a group of limiting buckles 20, the lower end of the sliding column 18 extends to the inside of the conductive nozzle head 4 through a limiting hole 16 and is also fixedly provided with a group of limiting buckles 20, the structures of the limiting buckles 20 are matched with the structures of the connecting holes 15, a spring 19 is fixedly sleeved at the excircle of the sliding column 18 between two groups of fixing rings 17, as the conductive nozzle body 1, the conductive nozzle connecting part 2, the conductive nozzle head 4 and the built-in nozzle 5 are made of conductive graphite materials, the graphite materials are also called flexible graphite and are formed by chemically treating high-quality crystalline flake graphite and performing high-temperature instantaneous expansion modification, the graphite materials have excellent performances of low temperature embrittlement resistance, aging resistance, high temperature softening resistance, deformation resistance and non-decomposition, have chemical inertness, can adapt to most media such as acid, alkali, saline solution, seawater, steam organic solvent and the like besides certain specific temperatures of strong oxidants such as aqua regia, nitric acid, sulfuric acid and halogen, and can be used as raw materials of the conductive nozzle body through repeated high-temperature and high-pressure treatment, the surface of the contact tube is formed with an oxidation-resistant protective layer, the adhesion degree of welding slag generated in the working process is reduced, the welding slag is only slightly attached to a product, the contact tube is enabled to be easier to clean, when the built-in nozzle 5 is installed, the built-in nozzle 5 is installed in the contact tube head 4 through the connecting thread 6 in a threaded mode by rotating the built-in nozzle 5, after the contact tube is used for a long time, welding slag generated in the welding process is attached to the inner wall surface of the built-in nozzle 5, the sliding column 18 is pressed downwards, the sliding column 18 drives a group of limiting buckles 20 positioned at the lower end of the sliding column 18 to be connected with the spiral strip 12 through the connecting holes 15, at the moment, the built-in nozzle 5 is rotated reversely, the built-in nozzle 5 moves from the front side of the contact tube head 4 to the side far away from the contact tube head 4, when the built-in nozzle 5 is far away from the contact tube head 4, the spiral strip 12 is fixed with the limiting mechanism through the connecting holes 15, and the spiral strip 12 is kept in the contact tube head 4, the spiral strip 12 slides into the hollow wall surface of the built-in nozzle 5 under the matching of the main connector 11 of the side chute 8, at the moment, the spiral groove 7 is in a hollow state, the scraper 10 is fixedly arranged at the position, close to the connector 11, on the fixing block 9, the scraper 10 scrapes the inner wall surface of the spiral strip 12, so that welding slag attached to the inner wall surface of the spiral strip 12 is scraped off, the built-in nozzle 5 is rotated again, the built-in nozzle 5 is sleeved into the conductive nozzle head 4 in a rotating mode, at the moment, the spiral strip 12 returns to the original position, the spiral groove 7 is in a closed state, the slide column 18 pressed downwards is loosened, and the slide column 18 is driven to reset under the elastic force of the spring 19.
The working principle of the invention is as follows: the conductive nozzle body 1, the conductive nozzle connecting part 2, the conductive nozzle head 4 and the built-in nozzle 5 are made of conductive graphite materials, the graphite materials are also called flexible graphite, high-quality crystalline flake graphite is formed by chemical treatment and high-temperature instantaneous expansion modification, and the graphite materials have excellent performances of low temperature non-embrittlement, non-aging, high temperature non-softening, non-deformation and non-decomposition, have chemical inertness, can adapt to most media such as acid, alkali, salt solution, seawater, steam organic solvent and the like besides certain temperatures of strong oxidants such as aqua regia, nitric acid, sulfuric acid and halogen, and are used for processing the graphite materials as raw materials of the conductive nozzle body through excessive high temperature and high pressure, so that an oxidation-resistant protective layer is formed on the surface of the conductive nozzle, the adhesion degree of welding slag splashing generated in the working process is reduced, and the graphite materials are only slightly attached to a product, and the conductive nozzle is easy to clean.
The built-in nozzle 5 is installed inside the conductive nozzle head 4 through the connecting thread 6 by rotating the built-in nozzle 5, after the conductive nozzle is used for a long time, welding slag generated in the welding process is attached to the inner wall surface of the built-in nozzle 5, the sliding column 18 is pressed downwards, the sliding column 18 drives a group of limit buckles 20 positioned at the lower end of the sliding column 18 to be connected with the spiral strip 12 through the connecting holes 15, then the built-in nozzle 5 is rotated reversely, the built-in nozzle 5 moves from the front side of the conductive nozzle head 4 to the side far away from the conductive nozzle head 4, when the built-in nozzle 5 is far away from the conductive nozzle head 4, the spiral strip 12 is fixed with the limit mechanism through the connecting holes 15, the spiral strip 12 is kept inside the conductive nozzle head 4, the spiral strip 12 slides into the hollow wall surface of the built-in nozzle 5 under the matching of the main connecting port 11 of the side sliding chute 8, at the moment, the spiral groove 7 is in a hollow state, and the scraper 10 is fixedly installed at the position, which is close to the connecting port 11, on the fixed block 9, the inner wall surface of the spiral strip 12 is scraped by the scraper 10, so that welding slag attached to the inner wall surface of the spiral strip 12 is scraped off, the built-in nozzle 5 is rotated again, the built-in nozzle 5 is sleeved into the conductive nozzle head 4 in a rotating mode, at the moment, the spiral strip 12 returns to the original position, the spiral groove 7 is closed, the sliding column 18 pressed downwards is loosened, and the sliding column 18 is driven to reset under the elastic force of the spring 19.
The built-in nozzle 5 is installed inside the conductive nozzle head 4 through the connecting thread 6 by rotating the built-in nozzle 5, after the conductive nozzle is used for a long time, welding slag generated in the welding process is attached to the inner wall surface of the built-in nozzle 5, the sliding column 18 is pressed downwards, the sliding column 18 drives a group of limit buckles 20 positioned at the lower end of the sliding column 18 to be connected with the spiral strip 12 through the connecting holes 15, then the built-in nozzle 5 is rotated reversely, the built-in nozzle 5 moves from the front side of the conductive nozzle head 4 to the side far away from the conductive nozzle head 4, when the built-in nozzle 5 is far away from the conductive nozzle head 4, the spiral strip 12 is fixed with the limit mechanism through the connecting holes 15, the spiral strip 12 is kept inside the conductive nozzle head 4, the spiral strip 12 slides into the hollow wall surface of the built-in nozzle 5 under the matching of the main connecting port 11 of the side sliding chute 8, at the moment, the spiral groove 7 is in a hollow state, and the scraper 10 is fixedly installed at the position, which is close to the connecting port 11, on the fixed block 9, the inner wall surface of the spiral strip 12 is scraped by the scraper 10, so that welding slag attached to the inner wall surface of the spiral strip 12 is scraped off, the built-in nozzle 5 is rotated again, the built-in nozzle 5 is sleeved into the conductive nozzle head 4 in a rotating mode, the spiral strip 12 returns to the original position at the moment, the spiral groove 7 is closed, the sliding column 18 pressed downwards is loosened, the sliding column 18 is driven to reset under the elastic force action of the spring 19, and the built-in nozzle 5 can be freely detached and installed from the conductive nozzle body by rotating the built-in nozzle 5.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a welder graphite protective sheath contact tube that welding slag splashes viscosity and hangs down, includes the contact tube body of constituteing by contact tube body (1), contact tube connecting portion (2), contact tube head (4), its characterized in that: the conductive nozzle body (1), the conductive nozzle connecting part (2) and the conductive nozzle head (4) are all made of conductive graphite, threads are formed in a port on one side, close to the conductive nozzle head (4), of the conductive nozzle body (1), a built-in nozzle (5) is arranged inside the conductive nozzle head (4), the built-in nozzle (5) is a round pipe with a hollow wall, connecting threads (6) are formed in the built-in nozzle (5), the built-in nozzle (5) is installed on a front side port of the conductive nozzle body (1) through the connecting threads (6) in a threaded mode, the built-in nozzle (5) is also made of graphite, spiral grooves (7) are formed in the outer circle of the built-in nozzle (5) in a penetrating mode, the spiral grooves (7) are distributed on the built-in nozzle (5) in a spiral mode, spiral strips (12) are movably installed inside the spiral grooves (7), and limiting holes (16) are formed in the conductive nozzle head (4) in a penetrating mode, and a limiting mechanism is arranged in the limiting hole (16).
2. The welding gun graphite protective sleeve contact tip with low welding slag splashing viscosity according to claim 1, characterized in that: the outer surface of the contact tube connecting part (2) is provided with a mounting thread (3) which is fixedly connected with a welding machine.
3. The welding gun graphite protective sleeve contact tip with low welding slag splashing viscosity according to claim 1, characterized in that: and a side edge sliding groove (8) is formed in the inner side wall surface of the spiral groove (7).
4. The welding gun graphite protective sleeve contact tip with low welding slag splashing viscosity according to claim 1, characterized in that: the inner part of the spiral groove (7) is fixedly provided with a fixed block (9) at a position close to the rear side, a connecting port (11) communicated with the hollow structure of the built-in nozzle (5) is formed in the side wall surface of the fixed block (9), and a scraper (10) is fixedly arranged at a position, corresponding to the connecting port (11), of the side wall surface of the fixed block (9).
5. The welding gun graphite protective sleeve contact tip with low welding slag splashing viscosity according to claim 3, characterized in that: the spiral strip (12) is fixedly installed on connecting columns (13) which are symmetrical in the front and back, two groups of connecting columns (13) are mutually far away from and are fixedly installed with balls (14), and the spiral strip (12) is installed in the side sliding groove (8) in a sliding mode through the connecting columns (13) and the balls (14).
6. The welding gun graphite protective sleeve contact tip with low welding slag splashing viscosity according to claim 4, characterized in that: a connecting hole (15) is formed in the spiral strip (12) in a penetrating mode, and one end, far away from the connecting hole (15), of the spiral strip (12) penetrates through the connecting hole (11) and extends into a hollow structure in the side wall face of the built-in nozzle (5).
7. The welding gun graphite protective sleeve contact tip with low welding slag splashing viscosity according to claim 1, characterized in that: stop gear is including solid fixed ring (17), traveller (18) and spacing knot (20), the inside fixed mounting of spacing hole (16) has solid fixed ring (17) that correspond from top to bottom, and gu fixed ring (17) are the annuliform, and the co-activity cover is equipped with traveller (18) between two sets of solid fixed rings (17).
8. The welding gun graphite protective sleeve contact tip with low welding slag splashing viscosity according to claim 7, characterized in that: the upper end of the sliding column (18) extends to the upper part of the outside of the limiting hole (16) and is fixedly provided with a group of limiting buckles (20), the lower end of the sliding column (18) extends to the inside of the conductive nozzle head (4) through the limiting hole (16) and is also fixedly provided with a group of limiting buckles (20), and the structure of each limiting buckle (20) is matched with the structure of the connecting hole (15).
9. The welding gun graphite protective sleeve contact tip with low welding slag splashing viscosity according to claim 7, characterized in that: and a spring (19) is fixedly sleeved at the excircle of the sliding column (18) between the two groups of fixing rings (17).
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| CN202111362260.XA CN114289840A (en) | 2021-11-17 | 2021-11-17 | Welding gun graphite protective sleeve conductive nozzle with low welding slag splashing viscosity |
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| CN202111362260.XA CN114289840A (en) | 2021-11-17 | 2021-11-17 | Welding gun graphite protective sleeve conductive nozzle with low welding slag splashing viscosity |
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| CN208246021U (en) * | 2018-03-30 | 2018-12-18 | 东台市新杰科机械有限公司 | A kind of gas welding torch cleaning device |
| CN208322390U (en) * | 2018-04-30 | 2019-01-04 | 广州三浦焊接技术有限公司 | A kind of welding machine ignition tip of maintenance easy to disassemble |
| CN208913332U (en) * | 2018-10-26 | 2019-05-31 | 天津维尔丁科技股份有限公司 | A kind of protection mouth |
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|---|---|---|---|---|
| JP2920633B1 (en) * | 1998-07-24 | 1999-07-19 | キロニー産業株式会社 | Welding equipment |
| KR100777054B1 (en) * | 2006-07-21 | 2007-11-20 | 김팔현 | Welding torch where the rotation is possible |
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