CN208758782U - Low frequency sound field controlling type swing arc gas metal-arc welding welder - Google Patents
Low frequency sound field controlling type swing arc gas metal-arc welding welder Download PDFInfo
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- CN208758782U CN208758782U CN201821237284.6U CN201821237284U CN208758782U CN 208758782 U CN208758782 U CN 208758782U CN 201821237284 U CN201821237284 U CN 201821237284U CN 208758782 U CN208758782 U CN 208758782U
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Abstract
The utility model belongs to technical field of welding equipment; disclose a kind of low frequency sound field controlling type swing arc gas metal-arc welding welder; including welding gun, connector, gas hood, ignition tip, the welding wire being connect with ignition tip, guide rod and sonic generator; gas hood is equipped with air inlet, and welding gun is equipped with electrical connection mouth.The sound wave that sonic generator generates is passed to ignition tip through guide rod by the technical program, welding wire is driven to make pendular movement by ignition tip, be conducive to heating of the electric arc to side wall by the swing of welding wire, improve that original narrow gap welding technology is difficult to the cold wall defect overcome and side wall merges bad problem, the labyrinth for simplifying original narrow gap welding equipment simultaneously, reduces equipment cost.The utility model is used for narrow gap welding.
Description
Technical field
The utility model belongs to technical field of welding equipment, and in particular to a kind of low frequency sound field controlling type swing arc fusing
Pole gas shielded arc welding welder.
Background technique
With the rapid development of industrial technology, narrow gap welding technology has become the weldering of modern industrial production cut deal structure
The one preferred technique connect, technology and economic advantages determine that it is one of the Main way of thick plates technology development from now on.It is narrow
Gap gas protection consumable electrode welding combines conventional welding procedure with Narrow sloping-glot, passes through special device and control
Technology and a kind of integrated new welding technology.Since Narrow sloping-glot greatly reduces the loading of weld seam, welding is improved
Efficiency and property of welded joint, such as delayed crack, temper embrittlement ability, impact flexibility etc. becomes a kind of efficient, high-quality, energy saving
Welding method.
High quality, stable welding are realized in narrow groove to realize, must just solve groove two sides cold wall defect
And the problem of lack of fusion.To solve the above-mentioned problems, various countries Welder author proposed many methods, electric including swinging
Arc, rotating the arc, mariages etc..It swings welding technique to be widely used in welding field, swings parameter adjustment pair by changing
The heat input of side wall.But the apparatus structure of most of swing arcs is complex, higher cost, limits its practical application.
Summary of the invention
The purpose of this utility model is that in view of the above technical problems, providing low frequency sound field controlling type swing arc consumable electrode
Gas shielded arc welding welder, is realized by following scheme.
Low frequency sound field controlling type swing arc gas metal-arc welding welder comprising connector, consumable electrode weldering
Rifle, gas hood, ignition tip, welding wire, sonic generator, guide rod, swing arc, conductive channel and gas passage.Wherein connector with
The melting pole gun of top and the ignition tip of lower section pass through locking jackscrew and are fastenedly connected, and the gas hood on the outside of ignition tip connects with top
Fitting is connected by screw thread, and the sonic generator and ignition tip that guide rod passes through hole and both ends on gas hood are connected through a screw thread.This
There are equivalents for technical solution, but do not make corresponding technical solution based on the equivalents that this experimental program proposes
Essence be detached from the utility model technical solution claimed spirit and scope.Sound wave is occurred by sonic generator, is passed through
Guide rod passes to ignition tip and welding wire, so that charged particle and molten drop particle, under acoustic wave excitation, the amplitude of movement is different, generates
Mutually collision synthesizes bigger particle；Meanwhile welding wire moves reciprocatingly with sound wave, molten drop particle and charged particle are got rid of to get rid of
It goes, welding wire speed in out of phase is different, but phase center spot speed is constant, ensure that welding wire with constant amplitude fluctuation.
There are connector above ignition tip, electric arc makees pendular movement using it as oscillation center.
The sound wave that sonic generator generates is low-frequency sine, frequency 1-50hz.
Connector is special figure of eight shaft coupling or spring coupling, to connect melting pole gun gun body and lower section
Ignition tip.
Sonic generator is made of power supply, control circuit, oscillating circuit and electroacoustic transducer, and wherein power supply gives control electricity
Road, oscillating circuit and electroacoustic transducer power supply, the intensity of output sound wave is controlled by control circuit, oscillating circuit and electroacoustic transducer
And frequency.
The amplitude of fluctuation of ignition tip and welding wire determines that hunting frequency is by output sound by the intensity of sonic generator output sound wave
The frequency of wave determines.
Guide rod material is high-strength insulating material.
Steps are as follows for low frequency sound field controlling type swing arc gas metal-arc welding welding method: successively confirmation is led before weldering
Electric channel connection, gas channel effect；It successively establishes electric, gas when welding to connect, opening gas circuit valve switch, startup power supply, if
Fixed suitable parameter；Sonic generator power supply is opened, frequency of sound wave and intensity of acoustic wave are adjusted to suitable parameters, welding wire is made to do pendulum
Movement；Welding switch is opened, realizes narrow clearance melting electrode gas shielded arc welding stable under swing arc state.
The sound wave that sonic generator generates is passed to ignition tip through guide rod by the technical program, drives welding wire to make by ignition tip
Pendular movement is conducive to heating of the electric arc to side wall by the swing of welding wire, improves original narrow gap welding technology and is difficult to gram
The cold wall defect and side wall of clothes merge bad problem, while simplifying the labyrinth of original narrow gap welding equipment, reduce
Equipment cost.The utility model is used for narrow gap welding.
Detailed description of the invention
A kind of Fig. 1: knot of low frequency sound field controlling type swing arc gas metal-arc welding welder of the utility model
Structure schematic diagram.
Wherein: 1. welding guns；2. connector；3. gas hood；4. ignition tip；5. guide rod；6. sonic generator；7. welding wire；8. pendulum
Dynamic electric arc；9. workpiece；10. air inlet；11. being electrically connected mouth.
Specific embodiment
The utility model is described in further detail With reference to embodiment.
As shown in Figure 1, throat thickness is the mild steel of 50mm, welding point form is banjo fixing butt jointing.Low frequency sound field regulation
Formula swing arc gas metal-arc welding welder includes melting pole gun 1, connector 2, gas hood 3, ignition tip 4, welding wire
7, sonic generator 6, guide rod 5, swing arc 8, workpiece to be welded 9, gas passage 10, conductive channel 11.Wherein connector 2 with it is upper
The melting pole gun 1 of side and the ignition tip 4 of lower section are fastenedly connected by locking jackscrew, the gas hood 3 in 4 outside of ignition tip and top
Connector 2 is connected by screw thread, and the sonic generator 6 and ignition tip 4 that guide rod 5 passes through hole and both ends on gas hood 3 pass through screw thread
Connection.Sound wave is wherein occurred by sonic generator 6, ignition tip 4 and welding wire 7 are passed to through guide rod 5, so that charged particle and molten drop
For particle under acoustic wave excitation, the amplitude of movement is different, generates mutually collision, synthesizes bigger particle；Meanwhile welding wire 7 is with sound wave
It moves reciprocatingly, molten drop particle and charged particle are got rid of to get rid of, and the speed in out of phase of welding wire 7 is different, but phase center
Spot speed is constant, ensure that welding wire with constant amplitude fluctuation.
There are connector 2 above ignition tip 4, electric arc makees pendular movement using it as oscillation center.
The sound wave that sonic generator 6 generates is low-frequency sine, frequency 1-50hz.
Connector 2 be special figure of eight shaft coupling or spring coupling, to connect melting pole gun gun body 1 and under
The ignition tip 4 of side.
Sonic generator 6 is made of power supply, control circuit, oscillating circuit and electroacoustic transducer, and wherein power supply gives control electricity
Road, oscillating circuit and electroacoustic transducer power supply, the intensity of output sound wave is controlled by control circuit, oscillating circuit and electroacoustic transducer
And frequency.
The amplitude of fluctuation of ignition tip 4 and welding wire 7 determines that hunting frequency is by defeated by the intensity that sonic generator 6 exports sound wave
The frequency of sound wave determines out.
5 material of guide rod is high-strength insulating material.
Low frequency sound field controlling type swing arc gas metal-arc welding welding method, including the following steps: before weldering successively
The conductive channel connection of confirmation connection electrical connection mouth 11, the gas channel effect being connect with air inlet 10；It is successively built when welding
Vertical electricity, gas connection, opening gas circuit valve switch, startup power supply set welding current 250A, protection air-flow amount 15L/min, welding
Height 4mm；Sonic generator power supply is opened, frequency of sound wave and intensity of acoustic wave are adjusted to suitable parameters, welding wire is made to do pendular movement；
Welding switch is opened, realizes narrow clearance melting electrode gas shielded arc welding stable under swing arc state.It is real by the swing of welding wire
Existing heating of the electric arc to side wall, improves that original narrow gap welding technology is difficult to the cold wall defect overcome and side wall fusion is undesirable
Problem, while the labyrinth of original narrow gap welding equipment is simplified, reduce equipment cost.
Embodiment only illustrates the technical solution of the utility model, rather than carries out any restrictions to it；Although referring to aforementioned reality
Example is applied the utility model is described in detail, it for those of ordinary skill in the art, still can be to aforementioned
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features；And these are modified
Or replacement, the spirit and model of the utility model technical solution claimed that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (7)
1. low frequency sound field controlling type swing arc gas metal-arc welding welder, it is characterised in that: including welding gun 1, even
Fitting 2, gas hood 3, ignition tip 4, the welding wire 7 connecting with ignition tip 4, guide rod 5 and sonic generator 6, gas hood 3 are equipped with air inlet,
Welding gun 1 is equipped with electrical connection mouth 11.
2. low frequency sound field controlling type swing arc gas metal-arc welding welder according to claim 1, special
Sign is: the setting of guide rod 5 respectively connects a sonic generator 6 in ignition tip two sides, two guide rods 5.
3. low frequency sound field controlling type swing arc gas metal-arc welding welder according to claim 1 or 2,
Be characterized in that: sonic generator 6 is arranged outside gas hood 3.
4. low frequency sound field controlling type swing arc gas metal-arc welding welder according to claim 1, special
Sign is: the material of guide rod 5 is high-strength insulating material.
5. according to claim 1 or 2 or 4 any low frequency sound field controlling type swing arc gas metal-arc welding welding
Device, it is characterised in that: connector 2 is flexible material.
6. low frequency sound field controlling type swing arc gas metal-arc welding welder according to claim 5, special
Sign is: connector 2 is figure of eight shaft coupling or spring coupling.
7. low frequency sound field controlling type swing arc gas metal-arc welding welder according to claim 5, special
Sign is: the sound wave that sonic generator 6 generates is low-frequency sine, frequency 1-50hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821237284.6U CN208758782U (en) | 2018-08-02 | 2018-08-02 | Low frequency sound field controlling type swing arc gas metal-arc welding welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821237284.6U CN208758782U (en) | 2018-08-02 | 2018-08-02 | Low frequency sound field controlling type swing arc gas metal-arc welding welder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208758782U true CN208758782U (en) | 2019-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821237284.6U Active CN208758782U (en) | 2018-08-02 | 2018-08-02 | Low frequency sound field controlling type swing arc gas metal-arc welding welder |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109048001A (en) * | 2018-08-02 | 2018-12-21 | 威海万丰镁业科技发展有限公司 | Low frequency sound field swing arc gas metal-arc welding welder and method |
| CN113070472A (en) * | 2019-12-17 | 2021-07-06 | 赵晴堂 | Deposition and milling integrated double-station 3D printer |
-
2018
- 2018-08-02 CN CN201821237284.6U patent/CN208758782U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109048001A (en) * | 2018-08-02 | 2018-12-21 | 威海万丰镁业科技发展有限公司 | Low frequency sound field swing arc gas metal-arc welding welder and method |
| CN113070472A (en) * | 2019-12-17 | 2021-07-06 | 赵晴堂 | Deposition and milling integrated double-station 3D printer |
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