CN106475669A - A kind of tangent bend welding wire narrow clearance melting electrode gas shielded welding torch - Google Patents
A kind of tangent bend welding wire narrow clearance melting electrode gas shielded welding torch Download PDFInfo
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- CN106475669A CN106475669A CN201611044925.1A CN201611044925A CN106475669A CN 106475669 A CN106475669 A CN 106475669A CN 201611044925 A CN201611044925 A CN 201611044925A CN 106475669 A CN106475669 A CN 106475669A
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- plate
- wheel group
- conducting rod
- welding torch
- conductive
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Classifications
-
- 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
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/173—Arc welding or cutting making use of shielding gas and of a consumable electrode
Abstract
The present invention relates to solder technology; more particularly relate to a kind of tangent bend welding wire narrow clearance melting electrode gas shielded welding torch; including front conductive mechanism 1, rear conductive mechanism 2, welding torch casing 3, insertion nozzle 4, front silk bending mechanism 5 and rear silk bending mechanism 6; described front conductive mechanism 1, rear conductive mechanism 2, front silk bending mechanism 5 and rear silk bending mechanism 6 are located in welding torch casing 3, and described front conductive mechanism 1, rear conductive mechanism 2 are arranged parallel；It is characterized in that, described front conductive mechanism 1 includes leading electrical connector 101, front conductive plate 102, front conducting rod 103, front ignition tip 104, described front conductive plate 102 upper end is connected with front cable connector 101, lower end is connected with front conducting rod 103, and front ignition tip 104 is connected to front conducting rod 103 lower end；Described rear conductive mechanism 2 is similar with front conductive mechanism.
Description
Technical field
The present invention relates to solder technology, more particularly relate to a kind of tangent bend welding wire narrow clearance melting electrode gas shielded arc welding weldering
Torch.
Background technology
Narrow clearance melting electrode gas shielded arc welding is because decreasing weldering using undersized I type or low-angle double V-groove
Seam sectional dimension, has welding efficiency height, packing material is few, thermal weld stress is low, welding deformation compared with traditional welding method
And the many advantages such as postwelding residual stress is little.But in the middle of actual welding process, easily side wall and does not melt in narrow gap welding
Close defect, solve it is critical only that of side wall incomplete fusion and improve electric arc heated region, increase side wall heat input.For this problem,
Both at home and abroad Welder author has been developed for rotating the arc narrow gap welding, swing arc narrow gap welding, mariages narrow gap welding and curved
Welding method between the plurality of narrow such as bent welding wire narrow gap welding, but actual effect is also to be verified.
Content of the invention
The present invention is at least one defect overcoming described in above-mentioned prior art（Not enough）, provide a kind of tangent bend welding wire narrow
Clearance melting electrode gas shielded welding torch.
For solving above-mentioned technical problem, technical scheme is as follows：
A kind of tangent bend welding wire narrow clearance melting electrode gas shielded welding torch, including front conductive mechanism, rear conductive mechanism, welding torch case
Body, insertion nozzle, front silk bending mechanism and rear silk bending mechanism, described front conductive mechanism, rear conductive mechanism, front silk bending machine
Structure and rear silk bending mechanism are located in welding torch casing, and described front conductive mechanism, rear conductive mechanism are arranged parallel；Described leading motor
Structure includes leading electrical connector, front conductive plate, front conducting rod, front ignition tip, described front conductive plate upper end and front cable connector
Connect, lower end is connected with front conducting rod, and front ignition tip is connected to front conducting rod lower end；Described rear conductive mechanism is conductive after including to be connected
Joint, rear conductive plate, rear conducting rod, rear ignition tip, described rear conductive plate upper end is connected with rear cable connector, lower end with after lead
Electric pole is connected, and rear ignition tip is connected to rear conducting rod lower end；Described front silk bending mechanism and rear silk bending mechanism are separately mounted to
On front conductive plate and rear conductive plate.
Further, described front silk bending mechanism include front upper location-plate, front upper locating wheel group, front leading screw sliding suite,
Front curve wheel group, front lower location-plate and front lower locating wheel group, described front upper location-plate, front leading screw sliding suite and front lower location-plate
It is located at the upper, middle and lower of front conductive plate, described front upper locating wheel group, front curve wheel group and front lower locating wheel component respectively
It is not arranged on front upper location-plate, front leading screw sliding suite and front lower location-plate；Accordingly, after described rear silk bending mechanism includes
Upper location-plate, go up locating wheel group, rear leading screw sliding suite, rear bend wheel group afterwards, descend location-plate afterwards and descend locating wheel group afterwards, described
Afterwards upper location-plate, rear leading screw sliding suite and descend afterwards location-plate respectively be located at rear conductive plate upper, middle and lower, described after
Upper locating wheel group, rear bend wheel group and descend afterwards locating wheel group be separately mounted to rear upper location-plate, rear leading screw sliding suite and rear under
On location-plate；Described front curve wheel group and rear bend wheel group are contrary to the bending direction of forward and backward welding wire；Described front leading screw slip cap
It is respectively equipped with front adjusting handle and rear adjusting handle on part and rear leading screw sliding suite.
Further, described front conducting rod lower end and rear conducting rod lower end be centroclinal 7 ° all to welding torch, front conducting rod with
Conducting rod end gaps are 20mm afterwards.
Further, described front conductive plate and rear conductive plate lower end are machined with front air inlet and rear air inlet, institute respectively
State front conducting rod and the upper end of rear conducting rod is machined with front venthole and rear venthole, described front air inlet and front venthole respectively
It is connected, described rear air inlet is connected with rear venthole.
Further, also include insertion nozzle, described insertion nozzle be set in front conducting rod, front ignition tip, after lead
Outside electric pole and rear ignition tip.
Further, the bend wheel group center of described front silk bending mechanism can be in the range of+the 28mm of welding torch center
Mobile, the bend wheel group center of silk bending mechanism can moved in the range of-the 28mm of welding torch center afterwards.
Compared with prior art, the beneficial effect of technical solution of the present invention is：
First, after front cable connector and the source of welding current are connected, the premenstrual conductive plate of welding current flows through front conducting rod, by front conduction
Mouth eventually flows to front welding wire, forms electric arc, similarly, between rear welding wire end and mother metal between welding wire end and mother metal
Form electric arc, due in front and back's welding wire premenstrual silk bending mechanism and palintrope silk means flex, after ignition tip stretches out, be respectively directed to side
Wall, is so conducive to the heating of electric arc offside wall, thus solving the problems, such as side wall incomplete fusion.
2nd, tangent bend welding wire narrow clearance melting electrode gas shield welding torch design of the present invention is simple, compact conformation, stable performance
Reliable；Using mariages welding technology, the electric arc that welding wire is formed in front and back cooperatively forms congruent melting pond, can significantly improve welding arc
The utilization rate of energy, improves welding efficiency, improves 1-2 times than prior art, it can be applied to all-position welding.
3rd, the bending amplitude of tangent bend welding wire narrow clearance melting electrode gas shield welding torch mariages of the present invention can premenstrual silk curved
Bent mechanism and rear silk bending mechanism independent regulation, therefore groove width adaptability good it is also possible to be applied to the narrow of asymmetric groove
Gap weldig.
Brief description
Fig. 1 is overall structure installation diagram of the present invention.
Fig. 2 removes the installation diagram after casing cover plate.
Fig. 3 removes the installation diagram of casing cover plate and right panel.
Fig. 4 removes the installation diagram after insertion nozzle.
Fig. 5 removes casing cover plate welding torch rearview.
Fig. 6 removes casing cover plate welding torch front view.
Fig. 7 removes casing cover plate welding torch top view.
Fig. 8 removes casing cover plate welding torch upward view.
In each reference implication as follows：
Conductive mechanism after conductive mechanism 2 before 1
3 welding torch casing 4 insertion nozzle
5 antecurvature palintrope silk mechanisms of mechanism 6
Air inlet after air inlet 8 before 7
Venthole after venthole 10 before 9
Conductive plate before cable connector 102 before 101
Ignition tip before conducting rod 104 before 103
Cable connector after welding wire 201 before 105
Conducting rod after conductive plate 203 after 202
Welding wire after ignition tip 205 after 204
301 wall box 302 casing antetheca
Upper locating wheel group before upper location-plate 502 before 501
Leading screw slide mechanism 504 front curve wheel group before 503
The front lower location-plate of adjusting handle 506 before 505
507 front lower locating wheel groups
Being for illustration only property of accompanying drawing illustrates it is impossible to be interpreted as the restriction to this patent；In order to the present embodiment, accompanying drawing are more preferably described
A little parts have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art, accompanying drawing
In some known features and its explanation may omit will be understood by；Same or analogous label corresponds to same or analogous portion
Part；Described in accompanying drawing, the being for illustration only property of term of position relationship illustrates it is impossible to be interpreted as the restriction to this patent.
Specific embodiment
With reference to the accompanying drawings and examples technical scheme is described further.
Embodiment 1
As shown in figures 1-8, a kind of tangent bend welding wire narrow clearance melting electrode gas shielded welding torch, including before conductive mechanism 1, after lead
Motor structure 2, welding torch casing 3, insertion nozzle 4, front silk bending mechanism 5 and rear silk bending mechanism 6, described front conductive mechanism 1, after
Conductive mechanism 2, front silk bending mechanism 5 and rear silk bending mechanism 6 are located in welding torch casing 3, described front conductive mechanism 1, afterwards conduction
Mechanism 2 is arranged parallel；Described front conductive mechanism 1 includes leading electrical connector 101, front conductive plate 102, front conducting rod 103, leading
Sparking plug 104, described front conductive plate 102 upper end is connected with front cable connector 101, and lower end is connected with front conducting rod 103, leading
Sparking plug 104 is connected to front conducting rod 103 lower end；Described rear conductive mechanism 2 be conductively connected after including a 201, rear conductive plate 202,
Conducting rod 203, rear ignition tip 204 afterwards, described rear conductive plate 202 upper end is connected with rear cable connector 201, lower end with after lead
Electric pole 203 is connected, and rear ignition tip 204 is connected to rear conducting rod 203 lower end；Described front silk bending mechanism 5 and rear silk bending mechanism 6
It is separately mounted on front conductive plate 102 and rear conductive plate 202.
Described front silk bending mechanism 5 include front upper location-plate 501, front upper locating wheel group 502, front leading screw sliding suite 503,
Front curve wheel group 504, front lower location-plate 506 and front lower locating wheel group 507, described front upper location-plate 501, front leading screw sliding suite
503 and front lower location-plate 506 be located at the upper, middle and lower of front conductive plate 102 respectively, described front upper locating wheel group 502, front
Bend wheel group 504 and front lower locating wheel group 507 are separately mounted to front upper location-plate 501, front leading screw sliding suite 503 and front lower fixed
On the plate 506 of position；Accordingly, described rear silk bending mechanism 6 include rear upper location-plate, go up afterwards locating wheel group, rear leading screw sliding suite,
Afterwards bend wheel group, descend location-plate afterwards and descend locating wheel group afterwards, described rear upper location-plate, rear leading screw sliding suite and descend location-plate afterwards
Be located at the upper, middle and lower of rear conductive plate 202 respectively, described after upper locating wheel group, rear bend wheel group and descend locating wheel afterwards
Group is separately mounted to rear upper location-plate, rear leading screw sliding suite and descends afterwards on location-plate；Described front curve wheel group and rear bend wheel
Group is contrary to the bending direction of forward and backward welding wire；It is respectively equipped with front tune on described front leading screw sliding suite and rear leading screw sliding suite
Section handwheel 505 and rear adjusting handle.
Described front conducting rod 103 lower end and rear conducting rod 203 lower end centroclinal 7 ° all to welding torch, front conducting rod with after lead
Electric pole end gaps are 20mm.
Described front conductive plate 102 and rear conductive plate 202 lower end are machined with front air inlet 7 and rear air inlet 8 respectively, described
The upper end of front conducting rod 103 and rear conducting rod 203 is machined with front venthole 9 and rear venthole 10 respectively, described front air inlet 7 with
Front venthole 9 is connected, and described rear air inlet 8 is connected with rear venthole 10；Also include insertion nozzle 4, described plug-in type
Nozzle 4 is set in outside front conducting rod 103, front ignition tip 104, rear conducting rod 203 and rear ignition tip 204.
The bend wheel group center of described front silk bending mechanism 5 can moved in the range of+the 28mm of welding torch center, silk afterwards
The bend wheel group center of bending mechanism 6 can moved in the range of-the 28mm of welding torch center.
During use, the wire feed hole in front 105 the past of welding wire cable connector 101 is entered welding torch casing 3, by front upper positioning
The wire feeding trough of wheel group 502 and front lower locating wheel group 507 is fixed, and front adjusting handle 505 is connected with leading screw, and before rotation, handwheel 505 is adjusted
Leading screw sliding suite 503 before section, makes front curve wheel group 504 move along bevel for welding width, so that front wire bending,
Similar to front welding wire, rear welding wire 205 is then bent to contrary direction, front welding wire 105 and rear welding wire 205 by rear silk bending mechanism 6
Be respectively directed to groove two side after ignition tip stretches out, front silk bending mechanism 5, the bend wheel group center of rear silk bending mechanism 6 with
There is the distance of+28mm-28mm at welding torch center, suitably adjusts front curve wheel group, rear bend wheel group according to groove size during welding
With the distance at welding torch center it is ensured that groove sidewall fusion is abundant.During welding, after the pore through cable connector for the shielding gas enters,
Through hose connection to front conductive plate 102 and after conductive plate 202 lower end front air inlet 7 and after air inlet 8 enter front conducting rod 103
Gone out by venthole 9 and 10 after interior with rear conducting rod 203, and be guided to welding region through insertion nozzle 4, welding process is carried out
Gas shield.Front conducting rod 103 lower end and rear conducting rod 203 lower end centroclinal 7 ° all to welding torch, two conducting rod end in front and back
Apart from 20mm, welding wire stretches out welding wire threshold value before and after after ignition tip and, between 5-15mm, so can realize mariages congruent melting pond
Welding.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not right
The restriction of embodiments of the present invention.For those of ordinary skill in the field, also may be used on the basis of the above description
To make other changes in different forms.There is no need to be exhaustive to all of embodiment.All this
Any modification, equivalent and improvement made within the spirit of invention and principle etc., should be included in the claims in the present invention
Protection domain within.
Claims (6)
1. a kind of tangent bend welding wire narrow clearance melting electrode gas shielded welding torch, including before conductive mechanism（1）, rear conductive mechanism
（2）, welding torch casing（3）, insertion nozzle（4）, front silk bending mechanism（5）With rear silk bending mechanism（6）, described front conductive mechanism
（1）, rear conductive mechanism（2）, front silk bending mechanism（5）With rear silk bending mechanism（6）Positioned at welding torch casing（3）Interior, described leading
Motor structure（1）, rear conductive mechanism（2）Parallel setting；It is characterized in that, described front conductive mechanism（1）Including leading electrical connector
（101）, front conductive plate（102）, front conducting rod（103）, front ignition tip（104）, described front conductive plate（102）Upper end and front cable
Union joint（101）Connection, lower end and front conducting rod（103）It is connected, front ignition tip（104）It is connected to front conducting rod（103）Lower end；
Described rear conductive mechanism（2）Including after be conductively connected head（201）, rear conductive plate（202）, rear conducting rod（203）, rear ignition tip
（204）, described rear conductive plate（202）Upper end and rear cable connector（201）Connection, lower end and rear conducting rod（203）It is connected, after
Ignition tip（204）It is connected to rear conducting rod（203）Lower end；Described front silk bending mechanism（5）With rear silk bending mechanism（6）Pacify respectively
It is contained in front conductive plate（102）With rear conductive plate（202）On.
2. tangent bend welding wire narrow clearance melting electrode gas shielded welding torch according to claim 1 is it is characterised in that described
Front silk bending mechanism（5）Including before upper location-plate（501）, front upper locating wheel group（502）, front leading screw sliding suite（503）, antecurvature
Bent wheel group（504）, front lower location-plate（506）With front lower locating wheel group（507）, described front upper location-plate（501）, front leading screw slides
External member（503）With front lower location-plate（506）It is located at front conductive plate respectively（102）Upper, middle and lower, described front upper positioning
Wheel group（502）, front curve wheel group（504）With front lower locating wheel group（507）It is separately mounted to front upper location-plate（501）, front leading screw
Sliding suite（503）With front lower location-plate（506）On；Accordingly, described rear silk bending mechanism（6）Including after upper location-plate, after
Upper locating wheel group, rear leading screw sliding suite, rear bend wheel group, descend location-plate afterwards and descend locating wheel group afterwards, described rear upper location-plate,
Leading screw sliding suite and rear lower location-plate are located at rear conductive plate respectively afterwards（202）Upper, middle and lower, described after upper position
Wheel group, rear bend wheel group and descend locating wheel group to be separately mounted to rear upper location-plate, rear leading screw sliding suite and descend location-plate afterwards afterwards
On；Described front curve wheel group and rear bend wheel group are contrary to the bending direction of forward and backward welding wire；Described front leading screw sliding suite and after
Front adjusting handle is respectively equipped with leading screw sliding suite（505）With rear adjusting handle.
3. tangent bend welding wire narrow clearance melting electrode gas shielded welding torch according to claim 1 is it is characterised in that described
Front conducting rod（103）Lower end and rear conducting rod（203）Lower end centroclinal 7 ° all to welding torch, front conducting rod and rear conducting rod end
Spacing is 20mm.
4. the tangent bend welding wire narrow clearance melting electrode gas shielded welding torch according to claim 1-3 is it is characterised in that institute
The front conductive plate stated（102）With rear conductive plate（202）Lower end is machined with front air inlet respectively（7）With rear air inlet（8）, described before
Conducting rod（103）With rear conducting rod（203）Upper end be machined with front venthole respectively（9）With rear venthole（10）, described advance
Pore（7）With front venthole（9）It is connected, described rear air inlet（8）With rear venthole（10）It is connected.
5. tangent bend welding wire narrow clearance melting electrode gas shielded welding torch according to claim 4 is it is characterised in that also wrap
Include insertion nozzle（4）, described insertion nozzle（4）It is set in front conducting rod（103）, front ignition tip（104）, rear conducting rod
（203）With rear ignition tip（204）Outward.
6. tangent bend welding wire narrow clearance melting electrode gas shielded welding torch according to claim 2 is it is characterised in that described
Front silk bending mechanism（5）Bend wheel group center can move in the range of+the 28mm of welding torch center, silk bending mechanism afterwards
（6）Bend wheel group center can move in the range of-the 28mm of welding torch center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611044925.1A CN106475669A (en) | 2016-11-24 | 2016-11-24 | A kind of tangent bend welding wire narrow clearance melting electrode gas shielded welding torch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611044925.1A CN106475669A (en) | 2016-11-24 | 2016-11-24 | A kind of tangent bend welding wire narrow clearance melting electrode gas shielded welding torch |
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| Publication Number | Publication Date |
|---|---|
| CN106475669A true CN106475669A (en) | 2017-03-08 |
Family
ID=58275132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611044925.1A Pending CN106475669A (en) | 2016-11-24 | 2016-11-24 | A kind of tangent bend welding wire narrow clearance melting electrode gas shielded welding torch |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406059A (en) * | 2018-02-09 | 2018-08-17 | 江苏科技大学 | Add the narrow clearance melting electrode arc-welding method and device of auxiliary welding wire |
| CN113523503A (en) * | 2021-07-21 | 2021-10-22 | 广东省科学院中乌焊接研究所 | Narrow gap welding device and method for bent welding wire rotating arc |
| CN114273760A (en) * | 2021-12-21 | 2022-04-05 | 武汉纳瑞格智能设备有限公司 | Narrow-gap MAG/MIG automatic transverse welding device and method based on welding wire plastic deformation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406059A (en) * | 2018-02-09 | 2018-08-17 | 江苏科技大学 | Add the narrow clearance melting electrode arc-welding method and device of auxiliary welding wire |
| CN108406059B (en) * | 2018-02-09 | 2020-03-10 | 江苏科技大学 | Arc welding method and device for narrow-gap consumable electrode added with auxiliary welding wire |
| CN113523503A (en) * | 2021-07-21 | 2021-10-22 | 广东省科学院中乌焊接研究所 | Narrow gap welding device and method for bent welding wire rotating arc |
| CN114273760A (en) * | 2021-12-21 | 2022-04-05 | 武汉纳瑞格智能设备有限公司 | Narrow-gap MAG/MIG automatic transverse welding device and method based on welding wire plastic deformation |
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Application publication date: 20170308 |