CN103213293B - The Multifunctional electric welding gun of conveying protective gas in a kind of contact tube - Google Patents
The Multifunctional electric welding gun of conveying protective gas in a kind of contact tube Download PDFInfo
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- CN103213293B CN103213293B CN201310127759.1A CN201310127759A CN103213293B CN 103213293 B CN103213293 B CN 103213293B CN 201310127759 A CN201310127759 A CN 201310127759A CN 103213293 B CN103213293 B CN 103213293B
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- protective gas
- welding gun
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- electric welding
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Abstract
The invention discloses the Multifunctional electric welding gun of conveying protective gas in a kind of contact tube; comprise insulation crust; described insulation crust front end is provided with fixed block; described fixed block is provided with two metal contact tubes; two contact tubes connect the two poles of the earth of power supply respectively; contact tube front end is provided with replacement head, is provided with the gas distribution channel running through rear and front end in the middle part of described contact tube, and contact tube rear end connects the tracheae for carrying protective gas.Multifunctional electric welding gun of the present invention can by replacing different replacement heads, obtain different functions, this electric torch arranges gas distribution channel in contact tube inside simultaneously, contact tube synchronous transport electric current and protective gas, and protection melting welding device also plays the effect of cooling down; In addition, Multifunctional electric welding gun volume of the present invention is little, and structure is simple, is convenient to produce, low cost of manufacture, is convenient to promote.
Description
Technical field
The present invention relates to a kind of electric torch, particularly in a kind of contact tube, carry the Multifunctional electric welding gun of protective gas.
Background technology
Existing electric torch, generally comprises handle, and handle front end is fixed with metal fusion welding head, and after energising, fusion welding head generates heat, and according to the difference of its power, can be used for carrying out melting welding, function singleness to multiple different materials.Because temperature during welding is higher; in order to protect the fusion welding head of welding gun, existing welding gun, when welding, generally can adopt air jet system to spray the protective gas such as nitrogen, inert gas to fusion welding head; fusion welding head and air exclusion come by protective gas, make fusion welding head not oxidizable.Usual electric torch and air jet system are provided separately, and first will start air jet system ejection gas shield fusion welding head, re-using electric torch and welding, being difficult between the two carry out Synchronization Control when welding; Meanwhile, both are provided separately, and parts are more, are not easy to carry.
Notification number is the Chinese patent of CN101850463A, disclose a kind of windproof welding gun of gas shielded arc welding, this windproof welding gun is provided with protective gas air inlet and for carrying the pipeline of protective gas on welding gun seat, ignition tip surrounding is provided with protective gas gas outlet, protective gas gas outlet ejection protective gas by ignition tip surrounding during welding is protected the melting welding silk be arranged on ignition tip, which disclose a kind of scheme be integrated into by air jet system on welding gun, but protective gas gas outlet is arranged on the surrounding of ignition tip, add the radius of welding gun, and complex structure, be not easy to produce, manufacturing cost is high, meanwhile, this welding gun also can only be used for carrying out sweat soldering, and function is comparatively single.
Summary of the invention
In order to overcome the deficiencies in the prior art, the object of this invention is to provide the Multifunctional electric welding gun of conveying protective gas in a kind of contact tube, have melting welding and plastics repair several functions, electric torch is also integrated with gas shield device, and volume is little, easy to carry.
The technical solution adopted for the present invention to solve the technical problems is:
The Multifunctional electric welding gun of conveying protective gas in a kind of contact tube; comprise insulation crust; described insulation crust front end is provided with fixed block; described fixed block is provided with two metal contact tubes; two contact tubes connect the two poles of the earth of power supply respectively; contact tube front end is provided with replacement head, is provided with the gas distribution channel running through rear and front end in the middle part of described contact tube, and contact tube rear end connects the tracheae for carrying protective gas.The electric torch of the design carries protective gas in contact tube inside simultaneously, do not need to arrange air delivery device and jet thrust in addition, when carrying out melting welding, contact tube synchronous transport electric current and protective gas, protective gas, by the melting welding device in replacement head and air exclusion, is protected; In addition, when protective gas flows through contact tube in course of conveying, a part of carry heat of contact tube is gone out to diffuse in air, plays the effect of cooling down.The electric torch of the design, also by replacing different replacement heads, obtains different functions, carries out melting welding, plants nail etc. as can be used for.
As the further improvement of technique scheme, described contact tube outer wall is provided with at least two wiring nuts, and be fixed with binding post between described wiring nut, binding post connects power supply by power transmission line.
As the further improvement of technique scheme, described replacement head comprises for the hot weld head of melting welding and plants ailhead for what carry out planting nail in plastics.
Further, described hot weld head comprises metal thermoplastic spatula blade and soldering tip carrier pipe, described soldering tip carrier pipe is provided with two, two root bead head carrier pipe rear ends are docked with two contact tube front ends respectively, in the middle part of soldering tip carrier pipe, corresponding gas distribution channel is provided with the through hole running through rear and front end, described thermoplastic spatula blade is fixed on soldering tip carrier pipe front end and is electrically connected with two root bead head carrier pipes, thermoplastic spatula blade is preferably flat or scoop shape, and described thermoplastic spatula blade is arranged on the middle part of through hole.After the soldering tip carrier pipe of hot weld head docks with contact tube; can be used for carrying electric current and protective gas simultaneously; thermoplastic spatula blade heating power; protective gas exports from the through hole of soldering tip carrier pipe successively after contact tube, soldering tip carrier pipe simultaneously; and flow through from thermoplastic spatula blade both sides; make the thermoplastic spatula blade in work and air exclusion, protection thermoplastic spatula blade is not oxidized.
Further, described in plant ailhead comprise two metal plant nail pipe, described two take root in nail pipe is connected with two contact tubes respectively, described in plant nail pipe front end be provided with for grafting repair follow closely aperture.
As the further improvement of technique scheme, described hot weld head and plant on ailhead and be provided with fixed cover, fixed cover for by hot weld head, plant ailhead and be fixed on contact tube, make it not easily get loose.
The invention has the beneficial effects as follows:
Compared with prior art, Multifunctional electric welding gun of the present invention by replacing different replacement head, can obtain different functions, as replacement head for planting ailhead time, can be used for carrying out planting nail and repair plastics; When replacement head is hot weld head, can be used for carrying out melting welding.Multifunctional electric welding gun of the present invention arranges gas distribution channel in contact tube inside, and its volume is little, and structure is simple, is convenient to produce, low cost of manufacture; When carrying out melting welding, contact tube synchronous transport electric current and protective gas, protective gas, by the melting welding device in replacement head and air exclusion, is protected; In addition, when protective gas flows through contact tube inside in course of conveying, a part of carry heat of contact tube is gone out to diffuse in air, plays the effect of cooling down.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Structural representation when Fig. 1 is Multifunctional electric welding gun of the present invention installation hot weld head;
Fig. 2 is hot weld head top view of the present invention;
Fig. 3 is the structural representation that Multifunctional electric welding gun of the present invention installs when planting ailhead.
Detailed description of the invention
With reference to Fig. 1, Fig. 2; one of embodiment provided by the invention; the Multifunctional electric welding gun of conveying protective gas in a kind of contact tube; comprise insulation crust 1, insulation crust 1 front end is provided with fixed block 2, fixed block 2 is provided with two metal contact tubes 3; contact tube 3 outer wall is provided with at least two wiring nuts 32; be fixed with binding post 33 between wiring nut 32, binding post 33 connects power supply by power transmission line 7, and two contact tubes 3 connect the two poles of the earth of power supply respectively.Be provided with the gas distribution channel 31 running through rear and front end in the middle part of contact tube 3, contact tube 3 rear end connects the tracheae 4 for carrying protective gas.Contact tube 3 front end is provided with hot weld 5, hot weld 5 is fixedly connected with contact tube 3 by fixed cover 8, hot weld 5 also comprises metal thermoplastic spatula blade 51 and two root bead head carrier pipes 52, two root bead head carrier pipe 52 rear ends are docked with two contact tube 3 front ends respectively, in the middle part of soldering tip carrier pipe 52, corresponding gas distribution channel 31 is provided with the through hole 521 running through rear and front end, described thermoplastic spatula blade 51 is fixed on soldering tip carrier pipe 52 front end and connects two root bead head carrier pipes 52, thermoplastic spatula blade 51 is preferably flat or scoop shape, and is arranged on the middle part of through hole 521.
When carrying out melting welding, contact tube 3 and soldering tip carrier pipe 52 can be used for carrying electric current, and simultaneously its inside can the protective gas such as supplying nitrogen, does not need to arrange air delivery device and jet thrust in addition.Protective gas is flow through from thermoplastic spatula blade 51 both sides by the through hole 521 of soldering tip carrier pipe 52, the thermoplastic spatula blade 51 that energising is generated heat afterwards and air exclusion, and protection thermoplastic spatula blade 51 is not oxidized.In addition, when protective gas flows through contact tube 3 heat generating components such as grade in course of conveying, a part of carry heat is wherein gone out to diffuse in air, plays the effect of cooling down.
Multifunctional electric welding gun of the present invention also by replacing different replacement heads, obtains different functions.In Fig. 1, replacement head of the present invention is hot weld 5, can be used for carrying out melting welding.With reference to Fig. 3, when the replacement head of Multifunctional electric welding gun of the present invention replace with in Fig. 2 plant ailhead 6 time, can be used for that nail is planted to the plastics of breakage and repair.Described ailhead 6 of planting comprises two metal nail pipes 61, two of planting and takes root in nail pipe 61 and connected by contiguous block 62, and is fixedly connected with two contact tubes 3 respectively by fixed cover 8, described in plant nail pipe 61 front end and be provided with the aperture 611 repairing nail for grafting.
Multifunctional electric welding gun of the present invention is applicable to repair the plastics of breakage, when carrying out planting nail repairing, first inject repairing nail two ends the aperture 611 that two take root in nail pipe 61 front end respectively, power-on makes repairing follow closely heating power, then the unit of plastic that the damaged mouth place that repairing nail is implanted to plastics carries out separating is coupled together; Plant after nailing into, the ailhead 6 of planting of electric torch can be replaced by hot weld 5, utilize the thermoplastic spatula blade 51 of heating power to carry out floating to damaged mouth.
It is little that Multifunctional electric welding gun of the present invention also has volume, and structure is simple, and be convenient to produce, the advantages such as low cost of manufacture, are easy to carry, and is convenient to promote.
The foregoing is only preferred embodiments of the present invention, as long as the technical scheme realizing the object of the invention with basic same approach all belongs within protection scope of the present invention.
Claims (8)
1. in a contact tube, carry the Multifunctional electric welding gun of protective gas; comprise insulation crust (1); described insulation crust (1) front end is provided with fixed block (2); described fixed block (2) is provided with two metal contact tubes (3); two contact tubes (3) connect the two poles of the earth of power supply respectively; contact tube (3) front end is provided with replacement head; it is characterized in that: described contact tube (3) middle part is provided with the gas distribution channel (31) running through rear and front end, and contact tube (3) rear end connects the tracheae (4) for carrying protective gas.
2. in a kind of contact tube according to claim 1, carry the Multifunctional electric welding gun of protective gas; it is characterized in that: described contact tube (3) outer wall is provided with at least two wiring nuts (32); be fixed with binding post (33) between described wiring nut (32), binding post (33) connects power supply by power transmission line (7).
3. the Multifunctional electric welding gun of conveying protective gas in a kind of contact tube according to claim 1, is characterized in that: described replacement head is for the hot weld head (5) of melting welding or plants ailhead (6) for what carry out planting nail in plastics.
4. in a kind of contact tube according to claim 3, carry the Multifunctional electric welding gun of protective gas, it is characterized in that: described hot weld head (5) comprises metal thermoplastic spatula blade (51) and soldering tip carrier pipe (52), described soldering tip carrier pipe (52) is provided with two, two root bead head carrier pipe (52) rear ends are docked with two contact tube (3) front ends respectively, soldering tip carrier pipe (52) the corresponding gas distribution channel in middle part (31) is provided with the through hole (521) running through rear and front end, described thermoplastic spatula blade (51) is fixed on soldering tip carrier pipe (52) front end and is electrically connected with two root bead head carrier pipes (52).
5. carry the Multifunctional electric welding gun of protective gas in a kind of contact tube according to claim 4, it is characterized in that: described thermoplastic spatula blade (51) is flat or scoop shape.
6. carry the Multifunctional electric welding gun of protective gas in a kind of contact tube according to claim 5, it is characterized in that: described thermoplastic spatula blade (51) is arranged on the middle part of through hole (521).
7. in a kind of contact tube according to claim 3, carry the Multifunctional electric welding gun of protective gas; it is characterized in that: described in plant ailhead (6) comprise two metal plant nail pipe (61); described two take root in nail pipe (61) is connected with two contact tubes (3) respectively, described in plant nail pipe (61) front end be provided with for grafting repair follow closely aperture (611).
8. carry the Multifunctional electric welding gun of protective gas in a kind of contact tube according to the arbitrary claim of claim 3 to 7, it is characterized in that: described hot weld head (5) or plant the fixed cover (8) ailhead (6) is provided with for being fixed on contact tube (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310127759.1A CN103213293B (en) | 2013-04-12 | 2013-04-12 | The Multifunctional electric welding gun of conveying protective gas in a kind of contact tube |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310127759.1A CN103213293B (en) | 2013-04-12 | 2013-04-12 | The Multifunctional electric welding gun of conveying protective gas in a kind of contact tube |
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| CN103213293A CN103213293A (en) | 2013-07-24 |
| CN103213293B true CN103213293B (en) | 2015-08-19 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448243A (en) * | 2013-08-12 | 2013-12-18 | 苏州华日金菱机械有限公司 | Multifunctional portable welding gun for ultrasonic plastic welder |
| CN111650972B (en) * | 2020-06-12 | 2022-04-22 | 重庆科技学院 | Multi-component dynamic gas distribution test system with mixer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6437288B1 (en) * | 1999-10-05 | 2002-08-20 | L'air Liquide, Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process and unit for the mig welding of aluminum and its alloys |
| CN102151957A (en) * | 2011-03-28 | 2011-08-17 | 兰州理工大学 | Gas molten pool coupling active welding method |
| CN203254665U (en) * | 2013-04-12 | 2013-10-30 | 江门市保值久机电有限公司 | Multifunctional electric torch for conveying protective gas in conductive pipes |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0289577A (en) * | 1988-09-26 | 1990-03-29 | Mitsubishi Heavy Ind Ltd | Method for repair welding of defective piping |
| JP2013052395A (en) * | 2011-09-01 | 2013-03-21 | Shingi Techno:Kk | Arc welding torch |
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2013
- 2013-04-12 CN CN201310127759.1A patent/CN103213293B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6437288B1 (en) * | 1999-10-05 | 2002-08-20 | L'air Liquide, Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process and unit for the mig welding of aluminum and its alloys |
| CN102151957A (en) * | 2011-03-28 | 2011-08-17 | 兰州理工大学 | Gas molten pool coupling active welding method |
| CN203254665U (en) * | 2013-04-12 | 2013-10-30 | 江门市保值久机电有限公司 | Multifunctional electric torch for conveying protective gas in conductive pipes |
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