CN106031959A - A current contact nozzle and a welding gun - Google Patents
A current contact nozzle and a welding gun Download PDFInfo
- Publication number
- CN106031959A CN106031959A CN201510107771.5A CN201510107771A CN106031959A CN 106031959 A CN106031959 A CN 106031959A CN 201510107771 A CN201510107771 A CN 201510107771A CN 106031959 A CN106031959 A CN 106031959A
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- ignition tip
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- high hardness
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Abstract
The embodiments of the invention provide a current contact nozzle. The two ends of the current contact nozzle are provided with a front end and a tail end. The surface(s) of the inner wall or/and the outer wall of the front end is/are sprayed with a layer(s) of high-rigidity material. The embodiments of the invention also provide a welding gun comprising the current contact nozzle. According to the invention, the service life of the current contact nozzle is effectively prolonged.
Description
Technical field
The application relates to craft and automatic welding device technical field, is specifically related to a kind of ignition tip and welding gun.
Background technology
In prior art; along with oil, petrochemical industry, waterline construction; the high speed development of the industries such as high ferro steel pipe arch form bridge construction, boats and ships, construction machine, automobile, pressure vessel manufacturing; metal solder dependency increases year by year; the main easily worn part of welding gun is ignition tip, and traditional processing technology only carries out copper material machine-shaping, surface equal unprotect layer; such scheme causes: 1, ignition tip endoporus easily weares and teares when welding high temperature, damages after reaming；2, dispel the heat bad so that ignition tip soften；3, welding wire is made to be bonded on ignition tip and between ignition tip and welding wire after splashing, it is impossible to weave silk；4, welding wire can be caused after welding wire flashes back to block ignition tip end makes welding wire to derive；On the whole, existing technology is unfavorable for that the service life of ignition tip extends.
Summary of the invention
In view of this, the purpose of the embodiment of the present invention is to provide a kind of ignition tip, can effectively extend the service life of ignition tip and welding gun.
The embodiment of the present invention is achieved in that a kind of ignition tip, is respectively arranged at two ends with front end and tail end at ignition tip, and the inwall of described front end and/or outer wall surface are coated with a floor height hardened material.
Further, the inwall of described front end and/or outer wall surface are coated with a floor height hardened material and specifically include following one of which:
The material of the internal partial wall spraying in front end is high hardness material, and the material of the remainder inner-wall spraying of described front end is silver；
The material of the internal partial wall spraying in front end is high hardness material, and the remainder inwall of described front end does not sprays；
Material at whole inner-wall sprayings of front end is silver.
Further, inwall and/or the outer wall surface of described front end is coated with a floor height hardened material and specifically includes: at the material being completely or partially coated with a floor height hardness or the silver of described outer wall.
Further, the end outer surface of described ignition tip front end is coated with a floor height hardened material.
Further, the applying position of high hardness material can be in any combination.
Further, described high hardness material is hot superconducting nano ceramic coating or for nonmetallic ceramics coating or for the one in metal-cermic coating or its combination in any mixing material
The hottest superconducting nano ceramic coating has high rigidity, insulate or on-insulated, and heat loss through radiation is better than red copper, has self-cleaning function.
Further, when the internal partial wall of described front end sprays the insulant of high rigidity, the degree of depth of spraying is X, and the stem elongation of welding wire is lengthened out X.
According to a further aspect in the invention, the embodiment of the present invention also provides for a kind of welding gun, including ignition tip and nozzle, it is characterised in that described ignition tip is any of the above-described described ignition tip.
Further, it is coated with high hardness material at the welding gun screw thread contacted with ignition tip or ignition tip seat coupling.
Use technical scheme, owing to using high hardness material in inner wall surface, can: 1, it is greatly reinforced ignition tip filament mouth hardness, the extremely abrasive damage of filament mouth, improves the life-span；2, due to the insulation characterisitic of these materials, even if welding wire flashes back, also will not adhesion and scaling loss ignition tip；Even if 3, ceramic characteristics makes to fly between ignition tip and welding wire, splashing will not stick welding wire and ignition tip.4, when the above-mentioned material that inwall is coated with is deepened, be equivalent to lengthen dry extension of electrode, in advance preheating wire welding, improve sweating heat deposition efficiency and speed of welding.When using ag material coating, electric conductivity and heat-conductive characteristic can be effectively improved.
Accompanying drawing explanation
By reading the detailed description being made non-limiting example made with reference to the following drawings, other features, purpose and advantage will become more apparent upon:
Fig. 1 shows the structure sectional view of the ignition tip that the application provides；Figure is numbered: 100 is ignition tip, and 1 is ignition tip front end, and 2 is ignition tip rear end, and 3 is outer wall materials coating, and 4 is inner-wall material coating, and 5 is ignition tip forward end.
Detailed description of the invention
With embodiment, the application is described in further detail below in conjunction with the accompanying drawings.It is understood that specific embodiment described herein is used only for explaining related invention, rather than the restriction to this invention.It also should be noted that, for the ease of describing, accompanying drawing illustrate only the part relevant to about invention.
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.Describe the application below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As it is shown in figure 1, the ignition tip one ignition tip provided for the embodiment of the present invention, being respectively arranged at two ends with front end and tail end at ignition tip, the inwall of described front end and/or outer wall surface are coated with a floor height hardened material.The two ends of ignition tip are called front end and tail end, and the front end of ignition tip is also referred to as wire outlet end, are the outlets of welding wire, are generally used near object to be welded；The tail end of ignition tip is also referred to as rear end for being connected with ignition tip seat or rifle neck inner tube.The ignition tip front port inwall that the embodiment of the present invention provides is designed as high hardness material, it can be hot superconducting nano ceramic coating or for nonmetallic ceramics coating or for metal-cermic coating, when making ignition tip, inwall can be carried out the even application of above-mentioned material or smear, general thickness is 0.02 millimeter ~ 0.1 millimeter, the embodiment of the present invention preferably 0.05 millimeter or 0.08 millimeter.
After employing the approach of these high hardness materials, have the advantage that.
One is greatly reinforced ignition tip filament mouth hardness, the extremely abrasive damage of filament mouth, improves the life-span
Two due to the insulation characterisitic of these materials, even if welding wire flashes back, and also will not adhesion and scaling loss ignition tip
Even if three ceramic characteristics make to fly in ignition tip, splashing will not stick welding wire and ignition tip.
Four when the above-mentioned material that inwall is coated with is deepened, and is equivalent to lengthen dry extension of electrode, in advance preheating wire welding, improves sweating heat deposition efficiency and speed of welding.
Specifically, the inwall of described front end and/or outer wall surface are coated with a floor height hardened material and specifically include following one of which:
The high hardness material of the internal partial wall spraying in front end is high hardness material, and the material of the remainder inner-wall spraying of described front end is silver；
The high hardness material of the internal partial wall spraying in front end is high hardness material, and the remainder inwall of described front end does not sprays；
Material at whole inner-wall sprayings of front end is silver.
The inwall of described front end and/or outer wall surface are coated with a floor height hardened material and specifically include: at the material being completely or partially coated with a floor height hardness or the silver of described outer wall
The embodiment that the present invention provides can also is that end 5 outer surface in ignition tip front end is coated with a floor height hardened material.
The combined situation provided according to above-described embodiment, it is recognised that the applying position of high hardness material can be in any combination.Its concrete sprayed on material and function corresponding relation table 1 below illustrate.
Table 1
| High temperature high rigidity is also conducted electricity | High temperature high rigidity also insulate | Silver | |
| Wire outlet end front end endoporus | It is A | It is B | It is C |
| Wire outlet end front end outer wall | It is D | It is E | It is F |
| The full outer wall of ignition tip | It is G | It is H | It is I |
| Endoporus is whole | It is J | Inapplicable X | It is K |
The advantage of concrete corresponding each way, describes in detail as follows:
The most wear-resistant, extend the life-span；Reduce haircuts chance.
B: wear-resistant, extends the life-span；Add stem elongation, in advance preheating wire welding, increase deposition efficiency；Reduce haircuts chance.
C: add conductivity, reduces and splashes；Increase heat radiation.
D: wear-resistant, extends the life-span；Quick heat radiating；Reduce bonding of splashing；Reduce welding wire bonding ignition tip.
E: wear-resistant, extends the life-span；Quick heat radiating；Reduce bonding of splashing；Reduce welding wire bonding ignition tip;Reduce and strike sparks between ignition tip and workpiece.
F: quick heat radiating；Reduce bonding of splashing；Reduce welding wire bonding ignition tip.
G: wear-resistant, extends the life-span；The big more rapid heat radiation of area；Area is big, more reduces bonding of splashing；Reduce welding wire bonding ignition tip.
H: wear-resistant, extends the life-span；The big more rapid heat radiation of area；Area is big, more reduces bonding of splashing；Reduce welding wire bonding ignition tip;Reduce ignition tip and sparking is shown in by workpiece.
I: quick heat radiating；Reduce bonding of splashing；Reduce welding wire bonding ignition tip.
J: more resistant to abrasion, extends the life-span.
K: add conductivity, reduces and splashes.
The preferred embodiment that the present invention provides, described high hardness material is hot superconducting nano ceramic coating or for nonmetallic ceramics coating or for the one in metal-cermic coating or its combination in any mixing material.The hottest superconducting nano ceramic coating has a high rigidity, insulation or on-insulated, and heat loss through radiation is better than red copper, has a self-cleaning function, and heat shock resistance and do not fall off.
The preferred embodiment that the present invention provides, when the internal partial wall of described front end sprays the insulant of high rigidity, the degree of depth of spraying is X, the stem elongation of welding wire is lengthened out X, adding the length of dry extension of electrode, conductive resistance increases, and preheats welding wire in advance, add the deposition efficiency of welding, improve speed of welding and efficiency.By forcing welding wire in ignition tip inner conductive so that the most common ignition tip of dry extension of electrode is stable, and stem elongation change is little, so that welding current is stable, splashes little, and weld seam is attractive in appearance beautiful, and quality gets a promotion.
Additionally the embodiment of the present invention also provides for a kind of ignition tip, and when ignition tip makes, also to carry out the spraying of metal material for inner wall surface, general thickness is 0.02 millimeter ~ 0.1 millimeter, the embodiment of the present invention preferably 0.05 millimeter or 0.08 millimeter.
Use above-described embodiment, have the effect that
One, being greatly reinforced ignition tip firmness outside, filament mouth is wear-resistant, and ignition tip thermal deformation resistant ability improves, and improves the life-span
Two, due to the insulation characterisitic of this material, even if welding wire flashes back, also will not adhesion and scaling loss ignition tip, anti-abnormal damage is very capable
Even if three have splashing to remain between ignition tip and nozzle also (will not reduce) generation short circuit scaling loss welding gun or part
Four, this material has self-cleaning action, and reducing splashes sticks on ignition tip and viscous firmness, and splashing will not stick welding wire and ignition tip makes abnormal welding interrupt.
Five, cleaning is splashed conveniently, easily, just can clean out with soft cloth.Need not splash by the cleaning of clear rifle work station.
Six, when applying hot superconducting nano ceramic coating, this coating radiation efficiency exceeds the radiation efficiency of red copper, and this is the important feature of this material, accelerates ignition tip heat radiation, increases the service life.
According to a further aspect in the invention, the embodiment of the present invention also provides for a kind of welding gun, including ignition tip and nozzle, any one ignition tip that described ignition tip is provided by above-described embodiment.
Each welding gun typically includes ignition tip and for the ignition tip seat connected with ignition tip, but ignition tip seat adds thermal resistance and resistance, is unfavorable for ignition tip heat radiation and conduction.Being coated with high hardness material at rifle neck thread, ignition tip seat can be removed, and high hardness material is used for preventing from repeatedly installing the rifle neck thread abrasion that ignition tip causes, and ignition tip is directly installed on rifle neck thread.Decrease the usage quantity of consumable accessory.The minimizing of thermal resistance simultaneously makes the heat of ignition tip to be pulled away as early as possible, reduces the temperature of ignition tip, improves the life-span of ignition tip.Owing to having lacked ignition tip seat, resistance reduces, and welding gun holds current-carrying ability and is improved.High hardness material described herein can be to use identical material with being sprayed on the high hardness material being previously mentioned on ignition tip, such as hot superconducting nano ceramic coating or be nonmetallic ceramics coating or mix material for the one in metal-cermic coating or its combination in any.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Skilled artisan would appreciate that, invention scope involved in the application, it is not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should contain in the case of without departing from described inventive concept, other technical scheme being carried out combination in any by above-mentioned technical characteristic or its equivalent feature and being formed simultaneously.Such as features described above and (but not limited to) disclosed herein have the technical characteristic of similar functions and replace mutually and the technical scheme that formed.
Claims (9)
1. an ignition tip, is respectively arranged at two ends with front end and tail end at ignition tip, it is characterised in that inwall and/or the outer wall surface of described front end are coated with layer of material.
Ignition tip the most according to claim 1, it is characterised in that the inwall of described front end and/or outer wall surface are coated with layer of material and specifically include following one of which:
The material of the internal partial wall spraying in front end is high hardness material, and the material of the remainder inner-wall spraying of described front end is silver；
The material of the internal partial wall spraying in front end is high hardness material, and the remainder inwall of described front end does not sprays；
Material at whole inner-wall sprayings of front end is silver.
Ignition tip the most according to claim 1, it is characterised in that the inwall of described front end and/or outer wall surface are coated with layer of material and specifically include: at the material being completely or partially coated with a floor height hardness or the silver of described outer wall.
Ignition tip the most according to claim 3, it is characterised in that the end outer surface of described ignition tip front end is coated with a floor height hardened material.
5., according to the arbitrary described ignition tip of claim 1 ~ 4, the applying position of high hardness material can be in any combination.
6. according to the arbitrary described ignition tip of claim 2 ~ 7, it is characterised in that described high hardness material is hot superconducting nano ceramic coating or for nonmetallic ceramics coating or for the one in metal-cermic coating or its combination in any mixing material
The hottest superconducting nano ceramic coating has high rigidity, insulate or on-insulated, and heat loss through radiation is better than red copper, has self-cleaning function.
Ignition tip the most according to claim 2, it is characterised in that when the internal partial wall of described front end sprays the insulant of high rigidity, the degree of depth of spraying is X, and the stem elongation of welding wire is lengthened out X.
8. a welding gun, including ignition tip and nozzle, it is characterised in that described ignition tip is the ignition tip as described in claim 1-7 is arbitrary.
9. a welding gun, it is characterised in that mate the high hardness material being coated with claim 6 at the welding gun screw thread contacted with ignition tip or ignition tip seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510107771.5A CN106031959A (en) | 2015-03-12 | 2015-03-12 | A current contact nozzle and a welding gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510107771.5A CN106031959A (en) | 2015-03-12 | 2015-03-12 | A current contact nozzle and a welding gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106031959A true CN106031959A (en) | 2016-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510107771.5A Pending CN106031959A (en) | 2015-03-12 | 2015-03-12 | A current contact nozzle and a welding gun |
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| Country | Link |
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| CN (1) | CN106031959A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107775157A (en) * | 2017-10-18 | 2018-03-09 | 武汉纳瑞格智能设备有限公司 | The ultra-narrow gap MAG/MIG weldering ignition tips and preparation method of a kind of surface insulation |
| CN109202235A (en) * | 2018-11-01 | 2019-01-15 | 南通航运职业技术学院 | Welding gun conductive nozzle air nozzle anti-splashing layer |
| CN109623096A (en) * | 2019-02-25 | 2019-04-16 | 焦作智造机电设备有限公司 | Narrow gap welding fixture unit and the narrow gap welding method for being electrolysed aluminum steel pawl |
| CN109807441A (en) * | 2017-11-20 | 2019-05-28 | 天津维尔丁科技股份有限公司 | A kind of plated hole ignition tip |
| CN109940248A (en) * | 2017-12-21 | 2019-06-28 | Zf腓特烈斯哈芬股份公司 | For welding wire to be transported to the application of the guiding jet pipe and the guiding jet pipe of welding position |
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| CN102448654A (en) * | 2009-06-19 | 2012-05-09 | 林肯环球股份有限公司 | Welding contact tip having diamond and welding gun incorporating the same |
| CN202447791U (en) * | 2011-12-26 | 2012-09-26 | 武汉大学 | Ceramic gasket with conductive coating |
| CN202539776U (en) * | 2011-12-22 | 2012-11-21 | 成都熊谷加世电器有限公司 | Contact tube |
| KR20140061324A (en) * | 2014-01-08 | 2014-05-21 | (주)동화웰딩 | Welding tip and manufacturing method thereof |
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Patent Citations (7)
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| US20030000932A1 (en) * | 2000-01-11 | 2003-01-02 | Hans Hoffmann | Welding torch and stream nozzle |
| CN201405155Y (en) * | 2009-04-28 | 2010-02-17 | 济南玛钢钢管制造有限公司 | Welding device of weld seam in spiral welded steel pipe |
| CN102448654A (en) * | 2009-06-19 | 2012-05-09 | 林肯环球股份有限公司 | Welding contact tip having diamond and welding gun incorporating the same |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107775157A (en) * | 2017-10-18 | 2018-03-09 | 武汉纳瑞格智能设备有限公司 | The ultra-narrow gap MAG/MIG weldering ignition tips and preparation method of a kind of surface insulation |
| CN109807441A (en) * | 2017-11-20 | 2019-05-28 | 天津维尔丁科技股份有限公司 | A kind of plated hole ignition tip |
| CN109940248A (en) * | 2017-12-21 | 2019-06-28 | Zf腓特烈斯哈芬股份公司 | For welding wire to be transported to the application of the guiding jet pipe and the guiding jet pipe of welding position |
| CN109202235A (en) * | 2018-11-01 | 2019-01-15 | 南通航运职业技术学院 | Welding gun conductive nozzle air nozzle anti-splashing layer |
| CN109623096A (en) * | 2019-02-25 | 2019-04-16 | 焦作智造机电设备有限公司 | Narrow gap welding fixture unit and the narrow gap welding method for being electrolysed aluminum steel pawl |
| CN109623096B (en) * | 2019-02-25 | 2024-02-06 | 焦作智造机电设备有限公司 | Narrow gap welding fixture unit and narrow gap welding method for electrolytic aluminum steel claw |
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| PB01 | Publication | ||
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Application publication date: 20161019 |