CN103600161A - Replaceable gun head of multifunctional electric welding gun - Google Patents
Replaceable gun head of multifunctional electric welding gun Download PDFInfo
- Publication number
- CN103600161A CN103600161A CN201310597037.2A CN201310597037A CN103600161A CN 103600161 A CN103600161 A CN 103600161A CN 201310597037 A CN201310597037 A CN 201310597037A CN 103600161 A CN103600161 A CN 103600161A
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- Prior art keywords
- electric
- conductor
- welding
- rifle head
- welding gun
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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
- B23K9/00—Arc welding or cutting
- B23K9/24—Features related to electrodes
- B23K9/28—Supporting devices for electrodes
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
- B23K9/325—Devices for supplying or evacuating shielding gas
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Telescopes (AREA)
- Resistance Welding (AREA)
Abstract
The invention discloses a replaceable gun head of a multifunctional electric welding gun. The replaceable gun head comprises an electroconductive member made of metal and an insulated connecting member, a mounting groove is arranged on the electroconductive member, an insulated outer cover is covered above the mounting groove to enable a closed cavity to be formed between the electroconductive member and the outer cover, an opening allowing a fusion welding object connected with the electroconductive member to extend out is arranged at the front end of the cavity, and a welding column fixing member used for fixing a columnar fusion welding object or a compressing device used for compressing a sheet fusion welding object is arranged in the cavity. The columnar fusion welding object or the sheet fusion welding object can be mounted on the replaceable gun head by replacing part of accessories, and the replaceable gun head has various functions and can meet using needs of different using occasions.
Description
Technical field
The present invention relates to electric welding equipment field, relate in particular to a kind of changeable type rifle head of Multifunctional electric welding gun.
Background technology
Arc discharge welding, is to apply high pressure between electric torch soldering tip and thing to be welded, makes it to produce electric arc, the melting welding thing fusing being arranged between soldering tip, thing to be welded is welded.The soldering tip shape of existing arc pulling type electric torch is fixed, each soldering tip can only be installed a kind of melting welding thing of correspondence, the general installation cylindricality of form fit or the metal derby of sheet are as melting welding thing, function is comparatively single, in the time need to using the melting welding thing of cylindricality or sheet to weld simultaneously, need two welding guns, cost is higher.
In addition, existing arc pulling type electric torch is generally with the function of gas shield, but it carries the pipeline of protective gas and welding circuit to divide to be arranged, to make the complex structure of whole welding gun, increase the weight and volume of welding gun simultaneously, cause the inconvenience of use.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of changeable type rifle head of Multifunctional electric welding gun, can make its melting welding thing that can use cylindricality by changing the part accessory of welding gun rifle head, also can use the melting welding thing of sheet, easy to use.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of changeable type rifle head of Multifunctional electric welding gun, the connector that comprises metal electric-conductor and insulation, on described electric-conductor, be provided with mounting groove, the outer cover that mounting groove top is coated with insulation makes to form between electric-conductor and outer cover an airtight chamber, described chamber front end is provided with the opening stretching out for the melting welding thing that is connected with electric-conductor, is also provided with for the welding column fixture of fixing cylindricality melting welding thing or for compressing the hold down gag of sheet melting welding thing in described chamber.
In the changeable type rifle head of Multifunctional electric welding gun of the present invention, be provided with the air admission hole that connects chamber on described electric-conductor, described air admission hole connects source of the gas by appendix.
As the further improvement of technique scheme, on described electric-conductor, be provided with the deep-slotted chip breaker position of matching with welding column fixture profile, the hold-down bolt that passes outer cover is pressed abd fixed on welding column fixture in the deep-slotted chip breaker position of electric-conductor.
Further, on described deep-slotted chip breaker position, around welding column fixture, be provided with the air channel of a plurality of connection opening.
Further, described welding column fixture front end stretches out chamber and is provided with clamp port, and described clamp port is arranged with clamping ring outward.
Further improvement as technique scheme, described hold down gag comprises pinch roller, described sheet melting welding thing is arranged in the mounting groove of electric-conductor and is compressed by pinch roller, described pinch roller both sides are provided with wheel shaft, on wheel shaft, be provided with installing hole, set bolt through installing hole is connected to wheel shaft on electric-conductor, is provided with the spring element of wheel shaft being pushed to electric-conductor between the nut of described set bolt and wheel shaft.
Further, described pinch roller adopts rubber to make or be arranged with rubber sleeve.
In the changeable type rifle head of Multifunctional electric welding gun of the present invention, on described connector, be provided with many support bars.
The invention has the beneficial effects as follows:
The changeable type rifle head of Multifunctional electric welding gun of the present invention can pass through the form of removable parts accessory, makes it that cylindricality melting welding thing or sheet melting welding thing can be installed, and has several functions, can adapt to the use needs of different use occasions.
In addition; changeable type rifle head gas transmission of the present invention and conductive structure integrated setting; simplified overall structure; the revolver type air outlet structure that protective gas utilizes electric-conductor and outer cover to form is carried melting welding thing is comprehensively protected; and protective gas has certain cooling effect to electric-conductor in course of conveying, make its better effects if.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of first embodiment of the invention;
Fig. 2 is the exploded view of Fig. 1;
Fig. 3 is the further exploded view of electric-conductor and interior fittings in the first embodiment;
Fig. 4 is the structural representation of electric-conductor;
Fig. 5 is the structural representation of second embodiment of the invention;
Fig. 6 is the exploded view of Fig. 5;
Fig. 7 is the further exploded view of electric-conductor and interior fittings in the second embodiment;
Fig. 8 is the structural representation of hold down gag.
The specific embodiment
Embodiment mono-:
With reference to Fig. 1, Fig. 2, structural representation when Multifunctional electric welding gun of the present invention adopts welding column formula rifle head, include connector 1 and metal electric-conductor 2, electric-conductor 2 connects the body of a gun part of welding gun by connector 1, described connector 1 adopts insulating materials to make or adopts insulating device and electric-conductor 2 to carry out electrical isolation, on electric-conductor 2, be coated with the outer cover I 31 that adopts ambroin to make, between outer cover I 31 and electric-conductor 2, form an airtight chamber, on described outer cover I 31, be provided with a plurality of through holes 311, on electric-conductor 2, correspondence is provided with a plurality of screws 21, bolt 22 by through hole 311 is connected on electric-conductor 2, outer cover I 31 is fixed on electric-conductor 2.The described melting welding thing being connected with electric-conductor 2 stretches out for welding from the opening of chamber front end.
With reference to Fig. 3, Fig. 4, electric-conductor 2 middle parts are provided with recessed mounting groove 23, in mounting groove 23, be provided with metal welding column fixture 32, described welding column fixture 32 is cylindric, welding column fixture 32 is placed on the deep-slotted chip breaker position 231 in mounting groove 23, on described deep-slotted chip breaker position 231, around welding column fixture 32, be provided with a plurality of air channels 232, deep-slotted chip breaker position 231 and air channel 232 form revolver type air outlet structure.Electric-conductor 2 sides are provided with at least one air admission hole 233 that connects chamber; air admission hole 233 connecting gas transmission pipes 24; for carrying protective gas to enter mounting groove 23 when welding; and export by revolver type air outlet structure; make protective gas be looped around welding column surrounding; isolation ambient air, protection welding process is carried out smoothly.In addition, there is no the air admission hole 233 of connecting gas transmission pipe 24, adopt inaccessible bolt 25 to shut, in order to avoid the protective gas in mounting groove 23 is revealed.
Described welding column fixture 32 front ends are provided with for the fixing clamp port of welding column, and clamp port is arranged with the clamping ring 322 of fastening use outward.The position of the corresponding welding column fixture 32 in described outer cover I 31 middle parts is provided with the compression screw 312 of up/down perforation, one hold-down bolt 313 is through compressing in the rear deep-slotted chip breaker position 231 that welding column fixture 32 is pressed on to electric-conductor 2 of screw 312, the corresponding hold-down bolt 313 lower end shapes in described welding column fixture 32 middle parts are provided with the hole 321 of sinking, hold-down bolt 313 lower ends put in the hole 321 of sinking, in order to avoid bolt skids.
Further, on connector 1, be provided with the many support bars that parallel with welding column 11, can when welding, play a supportive role and keep body of a gun balance.
Further; described outer cover I 31 front ends are provided with air-guide part 33; air-guide part 33 limiting protecting air-flows are to external diffusion; its direction is as requested carried; air-guide part 33 preferably adopts insulating device to make simultaneously; it surrounds the welding column fixture 32 exposing in surrounding, prevent that people from touching the rear electric shock of welding column fixture 32 exposing, and improves the safety in utilization of welding gun.
The process that the changeable type rifle head of the Multifunctional electric welding gun in the present embodiment is assembled into welding column formula rifle head is simple, welding column fixture 32 is connected in the deep-slotted chip breaker position 231 at electric-conductor 2 middle parts, outer cover I 31 is covered simultaneously, utilize bolt 22 that outer cover I 31 is fixed on electric-conductor 2, hold-down bolt 313 on outer cover I 31 compresses welding column fixture 32, completes assembling.Before using, only the metal column of welding use need be arranged on to the front end of welding column fixture 32, by clamp port and clamping ring 322, clamp, can switch on and carry out arcing welding.
Embodiment bis-:
With reference to Fig. 5 to Fig. 7, structural representation when Multifunctional electric welding gun of the present invention adopts lug rifle head, include the connector 1 identical with the first example structure and electric-conductor 2, electric-conductor 2 connects the body of a gun part of welding gun by connector 1, described connector 1 adopts insulating materials to make or adopts insulating device and electric-conductor 2 to carry out electrical isolation, on electric-conductor 2, be coated with the outer cover II 41 that adopts ambroin to make, outer cover II 4 is fixed on electric-conductor 2 by bolt 22, forms an airtight chamber between outer cover II 41 and electric-conductor 2.One sheet melting welding thing 42 is arranged in the mounting groove 23 of electric-conductor 2, and is pressed and made it be close to electric-conductor 2 by hold down gag 43, and the front end of sheet melting welding thing 42 stretches out for welding from the opening of chamber.
With reference to Fig. 8, described hold down gag 43 comprises pinch roller 431, and described pinch roller 431 makes sheet melting welding thing 42 and electric-conductor 2 close contacts sheet melting welding thing 42 by being pressed in the mounting groove of electric-conductor.Pinch roller 431 both sides are provided with wheel shaft 432, on wheel shaft 432, be provided with installing hole, set bolt 433 through installing hole is connected to wheel shaft 432 on electric-conductor 2, is provided with the spring element 434 of wheel shaft 432 being pushed to electric-conductor 2 between the nut of described set bolt 433 and wheel shaft 432.Under the effect of spring element 434, pinch roller 431 presses to electric-conductor 2, and sheet melting welding thing 42 is compressed, and the while is due to the elastic reaction of spring element 434, make can place between pinch roller 431 and electric-conductor 2 the sheet melting welding thing 42 of different-thickness, and pinch roller 431 can not damage sheet melting welding thing 42 by pressure.
Gas-guiding structure in the present embodiment is identical with the first embodiment with support bar 11 structures.
The process that the changeable type rifle head of the Multifunctional electric welding gun in the present embodiment is assembled into lug rifle head is simple, sheet melting welding thing 42 is placed in the mounting groove 23 of electric-conductor 2, then hold down gag 43 is connected on the corresponding screw 21 of electric-conductor 2 by set bolt 433, the outer cover II 41 that handle matches with hold down gag 43 shapes simultaneously covers, utilize bolt 22 that outer cover II 41 is fixed on electric-conductor 2, the front end of sheet melting welding thing 42 stretches out from electric-conductor 2 and the opening that outer cover II 41 front ends form, and completes assembling.During use, can carry out arcing welding by direct-electrifying.
The changeable type rifle head of Multifunctional electric welding gun of the present invention can pass through the form of removable parts accessory, makes it that cylindricality melting welding thing or sheet melting welding thing 42 can be installed, and has several functions, can adapt to the use needs of different use occasions.In addition; changeable type rifle head gas transmission of the present invention and conductive structure integrated setting; simplified overall structure; the revolver type air outlet structure that protective gas utilizes electric-conductor 2 and outer cover to form is carried melting welding thing is comprehensively protected; and protective gas has certain cooling effect to electric-conductor 2 in course of conveying, make its better effects if.
The foregoing is only preferential embodiment of the present invention, as long as within the technical scheme that realizes the object of the invention with basic identical means all belongs to protection scope of the present invention.
Claims (8)
1. the changeable type rifle head of a Multifunctional electric welding gun, the connector that comprises metal electric-conductor and insulation, it is characterized in that: on described electric-conductor, be provided with mounting groove, the outer cover that mounting groove top is coated with insulation makes to form between electric-conductor and outer cover an airtight chamber, described chamber front end is provided with the opening stretching out for the melting welding thing that is connected with electric-conductor, is also provided with for the welding column fixture of fixing cylindricality melting welding thing or for compressing the hold down gag of sheet melting welding thing in described chamber.
2. the changeable type rifle head of a kind of Multifunctional electric welding gun according to claim 1, is characterized in that: on described electric-conductor, be provided with the air admission hole that connects chamber, described air admission hole connects source of the gas by appendix.
3. the changeable type rifle head of a kind of Multifunctional electric welding gun according to claim 2, it is characterized in that: on described electric-conductor, be provided with the deep-slotted chip breaker position of matching with welding column fixture profile, the hold-down bolt that passes outer cover is pressed abd fixed on welding column fixture in the deep-slotted chip breaker position of electric-conductor.
4. the changeable type rifle head of a kind of Multifunctional electric welding gun according to claim 3, is characterized in that: the air channel that is provided with a plurality of connection opening on described deep-slotted chip breaker position around welding column fixture.
5. the changeable type rifle head of a kind of Multifunctional electric welding gun according to claim 3, is characterized in that: described welding column fixture front end stretches out chamber and is provided with clamp port, and described clamp port is arranged with clamping ring outward.
6. the changeable type rifle head of a kind of Multifunctional electric welding gun according to claim 2, it is characterized in that: described hold down gag comprises pinch roller, described sheet melting welding thing is arranged in the mounting groove of electric-conductor and is compressed by pinch roller, described pinch roller both sides are provided with wheel shaft, on wheel shaft, be provided with installing hole, set bolt through installing hole is connected to wheel shaft on electric-conductor, is provided with the spring element of wheel shaft being pushed to electric-conductor between the nut of described set bolt and wheel shaft.
7. the changeable type rifle head of a kind of Multifunctional electric welding gun according to claim 6, is characterized in that: described pinch roller adopts rubber to make or be arranged with rubber sleeve.
8. the changeable type rifle head of a kind of Multifunctional electric welding gun according to claim 1, is characterized in that: on described connector, be provided with many support bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310597037.2A CN103600161B (en) | 2013-11-22 | 2013-11-22 | A kind of changeable type rifle head of Multifunctional electric welding gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310597037.2A CN103600161B (en) | 2013-11-22 | 2013-11-22 | A kind of changeable type rifle head of Multifunctional electric welding gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103600161A true CN103600161A (en) | 2014-02-26 |
| CN103600161B CN103600161B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310597037.2A Active CN103600161B (en) | 2013-11-22 | 2013-11-22 | A kind of changeable type rifle head of Multifunctional electric welding gun |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111372711A (en) * | 2017-06-09 | 2020-07-03 | 伊利诺斯工具制品有限公司 | Welding torch with first and second contact tips for preheating a welding wire |
| CN112958867A (en) * | 2021-01-22 | 2021-06-15 | 南京工程学院 | Welding gun convenient for replacing gun head and using method thereof |
| WO2022267106A1 (en) * | 2021-06-24 | 2022-12-29 | 浙江普尔尼机电股份有限公司 | Multifunctional handheld electric welding machine having replaceable connector |
| US11980977B2 (en) | 2017-06-09 | 2024-05-14 | Illinois Tool Works Inc. | Systems, methods, and apparatus to control weld current in a preheating system |
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| CN87102295A (en) * | 1986-01-31 | 1987-10-28 | 尤泰克蒂克公司 | Gas-constricted arc nozzle |
| CN87212972U (en) * | 1987-09-03 | 1988-10-12 | 冶金部建筑研究总院 | Arc welding hand tongs |
| CN201195227Y (en) * | 2008-05-19 | 2009-02-18 | 湘潭电机股份有限公司 | Nozzle narrow-gap gas shielded arc welding |
| CN201552375U (en) * | 2009-06-23 | 2010-08-18 | 上海科米钢管有限公司 | Welding gun with high-efficient cooling structure for TIG argon arc welding |
| CN201909131U (en) * | 2010-12-29 | 2011-07-27 | 常州特尔玛机电实业有限公司 | Welding gun nozzle with insulating structure |
| US20130126487A1 (en) * | 2011-11-22 | 2013-05-23 | Thermacut, S.R.O. | Electrode-Supporting Assembly for Contact-Start Plasma Arc Torch |
| CN203610832U (en) * | 2013-11-22 | 2014-05-28 | 江门市保值久机电有限公司 | Replaceable gun head of multifunctional electric welding gun |
-
2013
- 2013-11-22 CN CN201310597037.2A patent/CN103600161B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87102295A (en) * | 1986-01-31 | 1987-10-28 | 尤泰克蒂克公司 | Gas-constricted arc nozzle |
| CN87212972U (en) * | 1987-09-03 | 1988-10-12 | 冶金部建筑研究总院 | Arc welding hand tongs |
| CN201195227Y (en) * | 2008-05-19 | 2009-02-18 | 湘潭电机股份有限公司 | Nozzle narrow-gap gas shielded arc welding |
| CN201552375U (en) * | 2009-06-23 | 2010-08-18 | 上海科米钢管有限公司 | Welding gun with high-efficient cooling structure for TIG argon arc welding |
| CN201909131U (en) * | 2010-12-29 | 2011-07-27 | 常州特尔玛机电实业有限公司 | Welding gun nozzle with insulating structure |
| US20130126487A1 (en) * | 2011-11-22 | 2013-05-23 | Thermacut, S.R.O. | Electrode-Supporting Assembly for Contact-Start Plasma Arc Torch |
| CN203610832U (en) * | 2013-11-22 | 2014-05-28 | 江门市保值久机电有限公司 | Replaceable gun head of multifunctional electric welding gun |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111372711A (en) * | 2017-06-09 | 2020-07-03 | 伊利诺斯工具制品有限公司 | Welding torch with first and second contact tips for preheating a welding wire |
| US11980977B2 (en) | 2017-06-09 | 2024-05-14 | Illinois Tool Works Inc. | Systems, methods, and apparatus to control weld current in a preheating system |
| CN112958867A (en) * | 2021-01-22 | 2021-06-15 | 南京工程学院 | Welding gun convenient for replacing gun head and using method thereof |
| WO2022267106A1 (en) * | 2021-06-24 | 2022-12-29 | 浙江普尔尼机电股份有限公司 | Multifunctional handheld electric welding machine having replaceable connector |
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| Publication number | Publication date |
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| CN103600161B (en) | 2016-08-17 |
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