CN112025044A - Welding gun structure for carbon dioxide gas shielded welding and using method thereof - Google Patents
Welding gun structure for carbon dioxide gas shielded welding and using method thereof Download PDFInfo
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- CN112025044A CN112025044A CN202010939353.3A CN202010939353A CN112025044A CN 112025044 A CN112025044 A CN 112025044A CN 202010939353 A CN202010939353 A CN 202010939353A CN 112025044 A CN112025044 A CN 112025044A
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- welding
- carbon dioxide
- protective cover
- dioxide gas
- gas shielded
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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
- B23K9/16—Arc welding or cutting making use of shielding gas
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a welding gun structure for carbon dioxide gas arc welding and a using method thereof. The invention has the beneficial effects that: this scheme utilization safety cover can make carbon dioxide keep in relatively inclosed environment, reduces the dissipation of carbon dioxide, and make full use of carbon dioxide plays the effect of protection, when needs flip-chip, also can make carbon dioxide continuously stop in welding area to with carrying out carbon dioxide arc welding when the flip-chip, utilize the safety cover can also increase the isolation effect to spark and produced highlight when welding, thereby guarantee construction safety.
Description
Technical Field
The invention relates to the technical field of welding, in particular to a welding gun structure for carbon dioxide gas shielded welding and a using method thereof.
Background
When the welding rod is used for welding, the protective coating can generate a large amount of harmful gas and welding sparks when being melted at high temperature, and a large toxic effect is generated on operators. In the past, the potential harm is caused to the human health, the requirement of civilized construction is not met, and the occupational health protection of operators is not met.
The most efficient welding method at the construction site is carbon dioxide arc welding. During welding, carbon dioxide can be used for covering the welding area to reduce the toxic action of gas and reduce sparks, so that the welding area has a protection effect. But because the density of the carbon dioxide is higher than that of the air, the carbon dioxide is not suitable for a working environment which needs reverse welding or is relatively closed in space. And carbon dioxide also can dissipate, and carbon dioxide needs to be provided continuously during welding, if welding work is carried out in a closed space, the concentration of carbon dioxide in the space can be continuously increased, so that the health of workers is not facilitated, and waste is easily caused.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a welding gun structure for carbon dioxide arc welding and a using method thereof, which are used for reducing carbon dioxide leakage in the welding process and carrying out carbon dioxide arc welding when reverse welding is needed.
The invention is realized by the following technical scheme: the utility model provides a welder structure that carbon dioxide gas shielded welding used, includes the safety cover, runs through the welding rifle and the pressurization tuber pipe of setting on the welding rifle of safety cover side, the export of welding rifle towards the opening part of safety cover.
Further, in order to better realize the invention, the protective cover is made of fireproof plastic.
Furthermore, in order to better realize the invention, a through hole through which the welding gun can pass is arranged on the protective cover, and a locking structure is arranged between the protective cover and the welding gun.
Further, in order to better implement the invention, the locking structure comprises two wedge blocks wedged between the protective cover and the welding gun.
Furthermore, in order to better realize the invention, the wedging block is in a semi-conical shape, and an arc-shaped groove matched with the welding gun is arranged on the wedging block.
Further, in order to better realize the invention, the through hole on the protective cover is a taper hole with the same taper as the wedge block.
Furthermore, in order to better realize the invention, a transparent inspection window is arranged on the protective cover, and the inspection window is made of black transparent material.
Furthermore, in order to better realize the invention, flexible isolation belts made of fireproof rubber are arranged around the opening of the protective cover.
A method for using a welding gun structure for carbon dioxide arc welding comprises the steps of covering a part to be welded with a protective cover, introducing carbon dioxide into the protective cover through a pressurized air pipe, and then using the welding gun to perform welding work.
The beneficial effect that this scheme obtained is:
this scheme utilization safety cover can make carbon dioxide keep in relatively inclosed environment, reduces the dissipation of carbon dioxide, and make full use of carbon dioxide plays the effect of protection, when needs flip-chip, also can make carbon dioxide continuously stop in welding area to with carrying out carbon dioxide arc welding when the flip-chip, utilize the safety cover can also increase the isolation effect to spark and produced highlight when welding, thereby guarantee construction safety.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
FIG. 2 is a schematic view of the connection of the welding gun to the protective cover;
FIG. 3 is a schematic view of the position of the welding gun and wedge;
wherein, the welding gun is 1, the pressurized air pipe is 2, the protective cover is 3, the wedge block is 4, and the flexible isolation belt is 5.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.
Example 1:
as shown in fig. 1, in the present embodiment, a welding torch structure for carbon dioxide arc welding includes a protective cover 3, a welding torch 1 penetrating through a side surface of the protective cover 3, and a pressurized air duct 2 provided on the welding torch 1, wherein an outlet of the welding torch 1 faces an opening of the protective cover 3.
When welding is needed, the protection cover 3 is used for covering the place needing welding, carbon dioxide is conveyed into the protection cover 3 through the pressurizing air pipe 2, the carbon dioxide discharges the original air in the protection cover 3 to form a protection layer, and the welding gun 1 is reused for welding. Utilize safety cover 3 can effectively gather carbon dioxide, slow down the speed that carbon dioxide runs off to form stable protective layer, be favorable to reducing the quantity of carbon dioxide when weldment work, thereby reduce construction cost, and strengthen the protection effect of carbon dioxide. The protective cover 3 can also block sparks and strong light so as to ensure the safety of welding work.
When need the back welding, make the opening of safety cover 3 cover the welding area up, carry carbon dioxide in the safety cover 3 to this can form stable carbon dioxide protective layer when the back welding, the residue that produces when the safety cover 3 can also catch the welding is with assurance construction safety and construction quality.
In this embodiment, the outside of the protective cover 3 may be provided with scale marks indicating the position of the gun head of the welding gun 1, and the position of the welding gun 1 may be indicated by using the scale marks, so as to improve the welding quality.
Example 2:
on the basis of the above embodiment, in this embodiment, the protective cover 3 is made of fireproof plastic. Adopt fire prevention plastics can avoid the safety cover 3 to receive influences such as spark, residue and lead to burning, melting or deformation to can reduce the dead weight of safety cover 3, the degree of difficulty when reducing the operation makes the easier handheld operation of staff.
Example 3:
on the basis of the above embodiment, in this embodiment, the protective cover 3 is provided with a through hole through which the welding gun 1 can pass, and a locking structure is arranged between the protective cover 3 and the welding gun 1. Therefore, when the carbon dioxide arc welding is not needed or the welding gun 1 is stored, the protective cover 3 is convenient to take down, and tools are convenient to store and manage.
Example 4:
as shown in fig. 2, on the basis of the above-mentioned embodiment, in the present embodiment, the locking structure includes two wedge blocks 4 wedged between the protective cover 3 and the welding gun 1. Leave certain clearance between safety cover 3 and welding gun 1, reuse wedge 4 wedge to this is guaranteeing under the circumstances of joint strength and stability, makes safety cover 3 and welding gun 1 can conveniently install fast, take off.
The wedge block 4 is made of rubber materials, so that the connection strength between the protective cover 3 and the welding gun 1 can be increased by extruding the wedge block 4.
Example 5:
as shown in fig. 3, on the basis of the above embodiment, in this embodiment, the wedge block 4 is in a semi-conical shape, and the wedge block 4 is provided with an arc-shaped groove which is installed in cooperation with the welding gun 1. Therefore, the two wedge blocks 4 can be combined to form a cone shape and are tightly connected with the through hole, and the welding gun 1 is prevented from loosening due to the fact that a gap is formed between the wedge blocks 4 and the protective cover 3. The wedge block 4 can be tightly connected with the welding gun 1 by utilizing the arc-shaped groove, so that the connection strength and the stability of the protective cover 3 and the welding gun 1 are enhanced.
In this embodiment, the through hole on the protection cover 3 is a taper hole with the same taper as the taper of the wedge block 4. With this area of contact that can increase through-hole and wedge 4 to conveniently make wedge 4 wedge between protective cover 3 and welding gun 1, with the joint strength who improves between welding gun 1's stability and protective cover 3 and the welding gun 1.
Example 6:
on the basis of the above embodiment, in this embodiment, the protective cover 3 is provided with a transparent inspection window, and the inspection window is made of black transparent material. Utilize the inspection window mouth to be convenient for observe the welding condition in the safety cover 3, make the inspection window mouth adopt black transparent material to make and can weaken the light intensity for the staff also can see the condition in the safety cover 3 when the welding, avoid the highlight that the welding produced to cause the injury to staff's eyes.
Example 7:
on the basis of the above embodiment, in this embodiment, flexible isolation belts 5 made of fireproof rubber are arranged around the opening of the protective cover 3. The flexible isolation belt 5 is in a ring shape and surrounds the opening of the protection cover 3, the flexible isolation belt 5 is in contact with the structure around the protection cover 3 due to the flexibility of the flexible isolation belt 5, and the flexible isolation belt deforms adaptively according to the surrounding structure, so that the sealing effect of the protection cover 3 is enhanced.
Example 8:
on the basis of the above embodiments, in this embodiment, the pressurized air duct 2 is provided with a switch capable of turning on or off the pressurized air duct 2, so that the pressurized air duct 2 can be turned on to deliver, supplement or supplement carbon dioxide or the pressurized air duct 2 can be turned off to avoid waste as required.
In this embodiment, the protective cover 3 is internally provided with a carbon dioxide concentration sensor, the outer side of the protective cover 3 is provided with a display device connected with the carbon dioxide concentration sensor, and the display device is used for displaying the carbon dioxide concentration detected by the carbon dioxide concentration sensor, so as to open or close the switch on the pressurization air pipe 2 according to the requirement.
In this embodiment, other undescribed contents are the same as those in the above embodiment, and thus are not described again.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (9)
1. The utility model provides a welder structure that carbon dioxide gas shielded welding used which characterized in that: including safety cover (3), run through welding rifle (1) and the pressurized air pipe (2) of setting on welding rifle (1) of safety cover (3) side, the export of welding rifle (1) towards the opening part of safety cover (3).
2. The welding torch structure for carbon dioxide arc welding according to claim 1, wherein: the protective cover (3) is made of fireproof plastics.
3. The welding torch structure for carbon dioxide gas shielded welding according to claim 2, wherein: the safety cover (3) on be provided with the through-hole that welding rifle (1) can pass through, safety cover (3) and welding rifle (1) between be provided with locking structure.
4. A welding torch structure for carbon dioxide gas arc welding according to claim 3, wherein: the locking structure comprises two wedging blocks wedged between the protective cover (3) and the welding gun (1).
5. The welding torch structure for carbon dioxide gas shielded welding according to claim 4, wherein: the wedge block is in a semi-conical shape, and an arc-shaped groove matched with the welding gun (1) is formed in the wedge block.
6. The welding torch structure for carbon dioxide gas shielded welding according to claim 5, wherein: the through hole on the protective cover (3) is a taper hole with the same taper as the wedge block.
7. The welding torch structure for carbon dioxide gas shielded welding according to any one of claims 1 to 6, wherein: the protective cover (3) is provided with a transparent inspection window, and the inspection window is made of black transparent materials.
8. The welding torch structure for carbon dioxide gas shielded welding according to any one of claims 1 to 6, wherein: and flexible isolation belts made of fireproof rubber are arranged around the opening of the protective cover (3).
9. A use method of a welding gun structure for carbon dioxide gas shielded welding is characterized in that: the part to be welded is covered by a protective cover (3), carbon dioxide is introduced into the protective cover (3) through a pressurized air pipe (2), and then a welding gun (1) is used for welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010939353.3A CN112025044A (en) | 2020-09-09 | 2020-09-09 | Welding gun structure for carbon dioxide gas shielded welding and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010939353.3A CN112025044A (en) | 2020-09-09 | 2020-09-09 | Welding gun structure for carbon dioxide gas shielded welding and using method thereof |
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| CN112025044A true CN112025044A (en) | 2020-12-04 |
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| CN202010939353.3A Pending CN112025044A (en) | 2020-09-09 | 2020-09-09 | Welding gun structure for carbon dioxide gas shielded welding and using method thereof |
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2020
- 2020-09-09 CN CN202010939353.3A patent/CN112025044A/en active Pending
Patent Citations (14)
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| KR20120138076A (en) * | 2011-06-14 | 2012-12-24 | 남궁선 | Welding torch equipped with protective cover |
| CN102896408A (en) * | 2012-11-09 | 2013-01-30 | 南通星瑞热交换容器有限公司 | Argon-arc-welding welding gun |
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