CN215588108U - Arc welding device capable of preventing air interference - Google Patents
Arc welding device capable of preventing air interference Download PDFInfo
- Publication number
- CN215588108U CN215588108U CN202121853968.0U CN202121853968U CN215588108U CN 215588108 U CN215588108 U CN 215588108U CN 202121853968 U CN202121853968 U CN 202121853968U CN 215588108 U CN215588108 U CN 215588108U
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- Prior art keywords
- welding
- fixedly connected
- handle
- gas
- inert gas
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- 238000003466 welding Methods 0.000 title claims abstract description 117
- 239000007789 gas Substances 0.000 claims abstract description 47
- 239000011261 inert gas Substances 0.000 claims abstract description 27
- 230000002265 prevention Effects 0.000 claims abstract description 7
- 239000000945 filler Substances 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000010891 electric arc Methods 0.000 abstract description 2
- 238000004021 metal welding Methods 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Arc Welding In General (AREA)
Abstract
The utility model discloses an air interference prevention electric arc welding device, which relates to the technical field of metal welding and comprises a welding handle, wherein a power wire is arranged at the right end of the welding handle, a button is arranged below the side surface of the welding handle, an inert gas tank is fixedly connected above the side surface of the welding handle, a welding head is fixedly connected to the left end of the welding handle, a control valve is arranged at the left end of the inert gas tank, and a welding wire is arranged in the welding head. The gas tank arranged in the tank bin conveys inert gas through the gas pipe and then is output by the gas transmission nozzle through mutual matching of the tank bin, the gas tank, the gas pipe, the control valve and the gas transmission nozzle, so that the surrounding air can be separated by the inert gas during welding, the problem that the welding quality is influenced by the occurrence of pores in a welding pool due to air interference is solved, and the welding quality and the firmness of a welding position are ensured.
Description
Technical Field
The utility model relates to the technical field of metal welding, in particular to an arc welding device capable of preventing air interference.
Background
The welding process is widely applied to daily machining and maintenance work, and among various welding modes, arc welding is the most extensive and important one, and can be applied to welding of various metal materials, various thicknesses and various structural shapes.
The following problems exist in the prior art:
1. in a daily welding task, as the working environment of welding is directly exposed in the air, the phenomenon of air holes appears in a welding pool in the process of welding metal materials, the welding quality is seriously affected, the welding position is not firm enough, and the phenomenon of fracture is easy to appear;
2. in daily welding tasks, when welding wires are adopted for welding, a continuous wire feeding mechanism is adopted, and in the welding tasks with continuously switched welding positions, excessive welding wires are possibly fed, the whole welding work is influenced, and the welding efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides an air interference prevention arc welding device, which aims to achieve the effect of preventing air interference in a welding task and solve the problem that welding quality is affected due to the fact that air holes are formed in a welding pool due to air interference; the other purpose is to solve the problem that the welding work is influenced by too much welding wire feeding so as to achieve the effect of effectively controlling the welding wire feeding.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides an arc welding device of air interference prevention, includes the welding handle, the right-hand member of welding handle is provided with the power cord, the side below of welding handle is provided with the button, the side top fixedly connected with inert gas case of welding handle, the left end fixedly connected with soldered connection of welding handle, the left end of inert gas case is provided with the control valve, the inside of soldered connection is provided with the welding wire.
The inert gas box comprises a box body, the box body is fixedly connected above the welding handle, a tank placing bin is arranged inside the box body, and a groove is formed in the right end of the tank placing bin.
The welding head comprises a pipe body, the pipe body is fixedly connected to the left side of the welding handle, a through groove is formed in the pipe body, and air conveying nozzles are arranged on two sides of the inside of the pipe body.
The technical scheme of the utility model is further improved as follows: the welding handle comprises a handle, the handle is fixedly connected to the right side of the welding head, a driving rod is fixedly connected to the top end of the button, a first connecting rod is movably connected to one end of the driving rod, and a sliding rod is movably connected to one end of the first connecting rod.
By adopting the technical scheme, the button, the driving rod, the first connecting rod and the sliding rod in the scheme are matched with each other, so that the feeding of the welding wire can be effectively controlled.
The technical scheme of the utility model is further improved as follows: the gas tank is arranged in the tank bin, the gas filling pipe is fixedly connected to the right end of the gas tank, a valve is fixedly connected to the side face of the gas filling pipe, the gas conveying pipe is arranged at the left end of the gas tank, and a sealing nut is connected to the side face of the gas conveying pipe in a threaded mode.
Adopt above-mentioned technical scheme, the gas pitcher in this scheme, add the gas pipe, the valve, the gas-supply pipe, mutually support between the gland nut, can make the convenience that the dismouting of gas pitcher becomes to can carry out the gas transmission for the gas pitcher when using for a long time.
The technical scheme of the utility model is further improved as follows: the inside of leading to the groove is provided with the contact tube, the side fixedly connected with dead lever of contact tube, the middle part of contact tube is provided with thread feeding mechanism, thread feeding mechanism's below is provided with the connecting wire, the wiring end electric connection of connecting wire and contact tube.
By adopting the technical scheme, the gas transmission nozzle, the conductive nozzle, the wire feeding mechanism and the connecting wire in the scheme are matched with each other, so that the surrounding air can be separated by inert gas during welding, and the generation of air holes is avoided.
The technical scheme of the utility model is further improved as follows: the wire feeding mechanism comprises a wire feeding box, the wire feeding box is fixedly connected to the middle of the conductive nozzle, a wire feeding bin is arranged inside the wire feeding box, a rotating wheel is arranged inside the wire feeding bin, and a gear is fixedly connected to the rear of the rotating wheel.
Adopt above-mentioned technical scheme, the runner in this scheme, mutually support between the gear, drive the gear by the rotation of the runner on right side to make the runner on left side also follow the rotation, can carry out steady transport to the welding wire.
The technical scheme of the utility model is further improved as follows: the surface of the rotating wheel is movably connected with a second connecting rod, one end of the second connecting rod is movably connected with a supporting block, the right side of the supporting block is fixedly connected with a sliding block, and the left side of the sliding block is provided with a spring.
By adopting the technical scheme, the second connecting rod, the supporting block, the sliding block and the spring in the scheme are matched with each other, the second connecting rod is driven by the movement of the sliding block, and the rotation of the rotating wheel can be controlled.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the technical progress that:
1. the utility model provides an air interference prevention electric arc welding device, which is characterized in that a tank placing bin, an air tank, an air conveying pipe, a control valve and an air conveying nozzle are matched with each other, the air tank placed in the tank placing bin conveys inert gas through the air conveying pipe and then outputs the inert gas through the air conveying nozzle, so that the surrounding air can be separated by the inert gas during welding, the problem that welding quality is influenced due to the fact that air holes appear in a welding pool due to air interference is solved, and the welding quality and the firmness of a welding position are guaranteed.
2. The utility model provides an air interference prevention arc welding device, through mutual matching of a second connecting rod, a sliding block, a spring, a rotating wheel and a gear, the sliding block moves to drive the second connecting rod to move, so that the rotating wheel rotates to convey out the welding wire in the middle, the problem that the welding work is influenced by excessive welding wire conveying is solved, the welding wire conveying can be effectively controlled, and the welding work efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the welding handle of the present invention;
FIG. 3 is a schematic cross-sectional view of an inert gas box according to the present invention;
FIG. 4 is a cross-sectional view of a bonding head according to the present invention;
fig. 5 is a schematic cross-sectional view of the wire feeder of the present invention.
In the figure: 1. welding a handle; 11. a power line; 12. a button; 13. a handle; 14. a drive rod; 15. a first link; 16. a slide bar; 2. an inert gas box; 21. a control valve; 22. a box body; 23. placing the tank bin; 24. a groove; 25. a gas tank; 26. an air adding pipe; 27. a valve; 28. a gas delivery pipe; 29. a seal nut; 3. welding a head; 31. a pipe body; 32. a through groove; 33. a gas transmission nozzle; 34. a contact tip; 35. fixing the rod; 36. a wire feeder; 361. a wire feeding box; 362. a wire feeding bin; 363. a rotating wheel; 364. a gear; 365. a second link; 366. a support block; 367. a slider; 368. a spring; 37. a connecting wire; 4. and (4) welding wires.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in FIGS. 1-5, the utility model provides an air interference prevention arc welding device, which comprises a welding handle 1, a power line 11 is arranged at the right end of the welding handle 1, a button 12 is arranged below the side surface of the welding handle 1, an inert gas tank 2 is fixedly connected above the side surface of the welding handle 1, a welding head 3 is fixedly connected at the left end of the welding handle 1, a control valve 21 is arranged on the left end surface of the inert gas tank 2, a welding wire 4 is arranged inside the welding head 3, the inert gas tank 2 comprises a tank body 22, the tank body 22 is fixedly connected above the welding handle 1, a tank placing bin 23 is arranged inside the tank body 22, a groove 24 is arranged at the right end of the tank placing bin 23, a gas tank 25 is arranged inside the tank placing bin 23, a gas adding pipe 26 is fixedly connected at the right end of the gas tank 25, a valve 27 is fixedly connected at the side surface of the gas adding pipe 26, and a gas pipe 28 is arranged at the left end of the gas adding pipe 25, the side surface of the air pipe 28 is connected with a sealing nut 29 by screw thread.
In the embodiment, because of the existence of the groove 24 in the tank placing bin 23, the gas tank 25 can be easily placed in the tank placing bin 23 and fixed by the sealing nut 29, the control valve 21 is opened to convey the inert gas from the gas conveying pipe 28 to the welding head 3, and when the inert gas in the gas tank 25 is insufficient, the valve 27 can be opened to add more inert gas from the gas conveying pipe 26 to the gas tank 25.
Example 2
As shown in fig. 1 to 5, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the welding head 3 includes a pipe body 31, the pipe body 31 is fixedly connected to the left side of the welding handle 1, a through groove 32 is formed in the pipe body 31, gas delivery nozzles 33 are arranged on two sides of the inside of the pipe body 31, a contact tip 34 is arranged in the through groove 32, a fixing rod 35 is fixedly connected to the side of the contact tip 34, a wire feeding mechanism 36 is arranged in the middle of the contact tip 34, a connecting wire 37 is arranged below the wire feeding mechanism 36, and the connecting wire 37 is electrically connected to a terminal of the contact tip 34.
In this embodiment, the welding wire 4 is fed by the wire feeding mechanism 36 and reaches the bottom of the welding head 3 through the contact tip 34, and the contact tip 34 is connected with the connecting wire 37, so that the welding work can be performed on the workpiece material, and the inert gas fed by the gas pipe 28 is exhausted from the bottom of the welding head 3 by the gas nozzle 33, so as to isolate the surrounding air.
Example 3
As shown in fig. 1 to 5, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the welding handle 1 includes a handle 13, the handle 13 is fixedly connected to the right side of the welding head 3, the top end of the button 12 is fixedly connected with a driving rod 14, one end of the driving rod 14 is movably connected with a first connecting rod 15, one end of the first connecting rod 15 is movably connected with a sliding rod 16, the wire feeding mechanism 36 includes a wire feeding box 361, the wire feeding box 361 is fixedly connected to the middle of the conductive nozzle 34, a wire feeding bin 362 is provided inside the wire feeding box 361, a rotating wheel 363 is provided inside the wire feeding bin 362, a gear 364 is fixedly connected to the rear of the rotating wheel 363, a second connecting rod 365 is movably connected to the surface of the rotating wheel 363, one end of the second connecting rod 365 is movably connected with a supporting block 366, a sliding block 367 is fixedly connected to the right side of the supporting block 366, and a spring 368 is provided on the left side of the sliding block 367.
In this embodiment, pressing the button 12 will move the driving rod 14, so that the first connecting rod 15 moves and the sliding rod 16 is ejected, the ejection of the sliding rod 16 will simultaneously eject the sliding block 367, so as to drive the second connecting rod 365 to move, so that the rotating wheel 363 rotates, due to the presence of the gear 364 behind the rotating wheel 363, the two rotating wheels 363 will feed the welding wire 4 for a certain distance, and due to the presence of the spring 368, each component can be automatically restored, thereby facilitating the feeding again.
The operation of the air interference preventing arc welding apparatus will be described in detail below.
As shown in fig. 1-5, pressing the button 12 moves the driving rod 14, so that the first link 15 follows and pushes out the slide bar 16, and the push-out of the slide bar 16 simultaneously pushes out the slide block 367, so that the second link 365 follows and moves the rotary wheel 363, due to the gear 364 behind the rotary wheels 363, two rotary wheels 363 convey the welding wire 4 to the bottom of the welding head 3 through the contact tip 34, the control valve 21 is opened to convey the inert gas from the gas pipe 28 to the welding head 3, in the event of a shortage of inert gas in the gas tank 25, the valve 27 may be opened to add more inert gas from the gas filling pipe 26 into the gas tank 25, the inert gas conveyed by the gas conveying pipe 28 is discharged from the bottom of the welding head 3 by the gas conveying nozzle 33, the surrounding air is isolated, and then the welding work can be carried out on the workpiece.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.
Claims (6)
1. The utility model provides an arc welding device of air interference prevention, includes welding handle (1), the right-hand member of welding handle (1) is provided with power cord (11), the side below of welding handle (1) is provided with button (12), its characterized in that: an inert gas box (2) is fixedly connected above the side face of the welding handle (1), a welding head (3) is fixedly connected to the left end of the welding handle (1), a control valve (21) is arranged at the left end of the inert gas box (2), and a welding wire (4) is arranged inside the welding head (3);
the inert gas box (2) comprises a box body (22), the box body (22) is fixedly connected above the welding handle (1), a tank placing bin (23) is arranged inside the box body (22), and a groove (24) is formed in the right end of the tank placing bin (23);
the welding head (3) comprises a pipe body (31), the pipe body (31) is fixedly connected to the left side of the welding handle (1), a through groove (32) is formed in the pipe body (31), and air conveying nozzles (33) are arranged on two sides of the inside of the pipe body (31).
2. The air interference preventing arc welding apparatus according to claim 1, wherein: welding handle (1) is including handle (13), handle (13) fixed connection is on the right side of soldered connection (3), the top fixedly connected with actuating lever (14) of button (12), the one end swing joint of actuating lever (14) has first connecting rod (15), the one end swing joint of first connecting rod (15) has slide bar (16).
3. The air interference preventing arc welding apparatus according to claim 1, wherein: the inside of putting a jar storehouse (23) is provided with gas pitcher (25), the right-hand member fixedly connected with gas pitcher (25) gas filler pipe (26), the side fixedly connected with valve (27) of gas filler pipe (26), the left end of gas pitcher (25) is provided with gas-supply pipe (28), the side threaded connection of gas-supply pipe (28) has seal nut (29).
4. The air interference preventing arc welding apparatus according to claim 1, wherein: the inside of logical groove (32) is provided with contact tube (34), the side fixedly connected with dead lever (35) of contact tube (34), the middle part of contact tube (34) is provided with wire feeding mechanism (36), the below of wire feeding mechanism (36) is provided with connecting wire (37), connecting wire (37) and the wiring end electric connection of contact tube (34).
5. The air interference preventing arc welding apparatus according to claim 4, wherein: wire feeding mechanism (36) is including sending a case (361), send a case (361) fixed connection at the middle part of contact nozzle (34), send the inside of sending a case (361) to seted up and send a storehouse (362), the inside of sending a storehouse (362) is provided with runner (363), the rear fixedly connected with gear (364) of runner (363).
6. The air interference preventing arc welding apparatus according to claim 5, wherein: the surface of the rotating wheel (363) is movably connected with a second connecting rod (365), one end of the second connecting rod (365) is movably connected with a supporting block (366), the right side of the supporting block (366) is fixedly connected with a sliding block (367), and the left side of the sliding block (367) is provided with a spring (368).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121853968.0U CN215588108U (en) | 2021-08-09 | 2021-08-09 | Arc welding device capable of preventing air interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121853968.0U CN215588108U (en) | 2021-08-09 | 2021-08-09 | Arc welding device capable of preventing air interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215588108U true CN215588108U (en) | 2022-01-21 |
Family
ID=79880828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121853968.0U Expired - Fee Related CN215588108U (en) | 2021-08-09 | 2021-08-09 | Arc welding device capable of preventing air interference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215588108U (en) |
-
2021
- 2021-08-09 CN CN202121853968.0U patent/CN215588108U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220121 |