CN218926526U

CN218926526U - Argon arc welding machine

Info

Publication number: CN218926526U
Application number: CN202223545908.XU
Authority: CN
Inventors: 钟家朋
Original assignee: Wuhan Jinyinuo Machinery Equipment Co ltd
Current assignee: Wuhan Jinyinuo Machinery Equipment Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-04-28
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to an argon arc welding machine, which comprises a welding machine main body and an exhaust gas absorption structure arranged on the welding machine main body, wherein the exhaust gas absorption structure comprises a gas filtering part arranged at the top of a main machine and a quick-dismantling type gas collecting part connected with a welding head, and the quick-dismantling type gas collecting part can be dismantled from the welding head and is used for carrying out gas suction treatment on exhaust gas generated during welding by an operator; according to the utility model, the host with heavy weight can be placed below the whole device through the air filtering part arranged above the host, so that the gravity center of the whole device is reduced, the stability of the whole device is improved, meanwhile, in the welding process, a user can take the quick-release type air collecting part off the welding head according to actual needs through the quick-release type air collecting part, the quick-release type air collecting part is continuously moved in the range of generating smoke after welding, and the generated waste gas is pumped in a larger range, so that the pumping efficiency of the quick-release type air collecting part is improved.

Description

Argon arc welding machine

Technical Field

The utility model relates to the field of welding equipment, in particular to an argon arc welding machine.

Background

The argon arc welding machine is equipment for realizing workpiece welding by generating high-temperature electric arc through air between a high-voltage breakdown welding head and a workpiece under the protection of argon, and because the welded part of the argon arc welding machine is protected by the argon in the welding process, the argon is not contacted with the air, and a compact welding point can be generated after the welding is finished, the argon arc welding machine is also commonly applied to the welding of precise objects, a certain amount of waste gas can be generated in the welding process, and the influence of more waste gas inhaled by operators on the health in the working process is avoided.

The patent is disclosed in China: in an environment-friendly argon arc welding machine (bulletin number: CN 214236693U), waste gas generated in the welding process is collected by arranging a negative pressure box separated from the argon arc welding machine and an air suction head arranged on a welding handle, but because the inside of the negative pressure box is a hollow cavity, the whole weight is lighter, and the negative pressure box is also arranged at the bottom of the argon arc welding machine, the whole gravity center and the whole height of the device are both higher, the whole overturning condition of the argon arc welding machine easily occurs after the external force is acted, meanwhile, the air suction is carried out through a gooseneck fixed on the welding handle, the air suction range is limited, and the condition of incomplete air suction of scattered gas exists.

Disclosure of Invention

Based on the expression, the utility model provides an argon arc welding machine to solve the technical problems that the existing argon arc welding machine with an exhaust gas suction mechanism has a limited air suction range, and the whole gravity center is higher and is easy to topple.

The technical scheme for solving the technical problems is as follows:

an argon arc welder, comprising:

the welding machine main body comprises a main machine and a welding head connected with the main machine;

the waste gas absorbing structure comprises a gas filtering part arranged at the top of the main machine and a quick-dismantling type gas collecting part connected with the welding head, wherein the quick-dismantling type gas collecting part can be dismantled from the welding head and is used for carrying out gas suction treatment on waste gas generated during welding by an operator in a handheld manner. .

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the air filtering part comprises an air collecting piece arranged at the top of the main machine, an air filtering piece arranged in the air collecting piece and an air extracting device for providing air extracting power.

Further, an opening for taking out the air filter is formed in the surface of the air collecting piece, and a plugging cover for plugging the opening is arranged on the surface of the air collecting piece.

Further, the surface of the plugging cover, which is positioned outside the gas collecting piece, is provided with a lifting handle.

Furthermore, the inside of gas collection spare and the shutoff lid are located the inside surface of gas collection spare and all are equipped with the locating part that carries out spacingly to the gas filter spare.

Further, the quick-dismantling type gas collecting part comprises a gas supply pipe fitting communicated with the gas collecting part, the gas collecting part communicated with one end, far away from the gas collecting part, of the gas supply pipe fitting, and a quick-dismantling part connected with the gas collecting part, and one end, far away from the gas collecting part, of the quick-dismantling part is connected with a handle of the welding head.

Further, the air extraction end of the air extraction device and the air outlet end of the air supply pipe fitting are respectively communicated with the air outlet end and the air inlet end of the air filtering piece.

Further, the whole clamp splice that comprises branch and links to each other with branch of quick release spare, and the clamp splice surface of quick release spare is equipped with the draw-in groove that can install on the soldered connection handle, and the branch is kept away from the one end of clamp splice and is linked to each other with the gas collecting member surface.

Furthermore, a guide groove for guiding the waste gas to the air supply pipe fitting is formed in the air collecting piece, and the air collecting piece is integrally made of transparent materials.

Further, the surface of the gas collecting piece is provided with a movable connecting piece for connecting the gas collecting piece with the supporting rod in the quick-dismantling piece, and the movable connecting piece is used for adjusting an included angle between the gas collecting piece and the quick-dismantling piece.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

according to the utility model, the host with heavy weight can be placed below the whole device through the air filtering part arranged above the host, so that the gravity center of the whole device is reduced, the stability of the whole device is improved, meanwhile, in the welding process, a user can take the quick-release type air collecting part off the welding head according to actual needs through the quick-release type air collecting part, the quick-release type air collecting part is continuously moved in the range of generating smoke after welding, and the generated waste gas is pumped in a larger range, so that the pumping efficiency of the quick-release type air collecting part is improved.

Drawings

FIG. 1 is a schematic illustration of the front cross-section of the present utility model;

FIG. 2 is a schematic side sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 4 is a schematic view of a quick-release gas collector;

in the drawings, the list of components represented by the various numbers is as follows:

1. a welder main body; 11. a host; 12. a welding head; 13. a lifting handle; 2. an exhaust gas absorbing structure; 21. a gas filtering part; 211. a vent; 212. a gas filter; 213. an air extracting device; 214. a blocking cover; 215. a limiting piece; 22. a quick-dismantling gas collecting part; 221. an air supply pipe fitting; 222. a gas collecting member; 223. a quick release; 224. and a movable connecting piece.

Detailed Description

In order to facilitate an understanding of the present application, a more complete description of the present application will now be provided with reference to the relevant figures. Examples of the present application are given in the accompanying drawings. This application may, however, be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or be connected to the other element through intervening elements.

As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," and/or the like, specify the presence of stated features, integers, steps, operations, elements, components, or groups thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or groups thereof.

It should be noted that, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate an azimuth or a positional relationship based on that shown in the drawings, or that the technical product is conventionally put in place when used, merely for convenience in describing the present technology and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present technology.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

Referring to fig. 1 to 4, an argon arc welder includes a welder body 1, and an exhaust gas absorbing structure 2 provided on the welder body 1.

The welding machine main body 1 is an existing common argon arc welding machine, and specifically comprises a main machine 11 and a welding head 12 connected with the main machine 11, wherein an interface capable of being connected with an external power supply and an argon gas source is arranged on the main machine 11, inert gas and high-voltage electric arcs can be provided for the welding head 12 in the subsequent welding process, and guarantee is provided for subsequent welding.

The exhaust gas absorbing structure 2 includes a gas filtering portion 21 disposed at the top of the main unit 11, and a quick-release gas collecting portion 22 connected to the welding head 12, wherein the quick-release gas collecting portion 22 can be detached from the welding head 12 and is used for sucking the exhaust gas generated during welding by an operator.

Specifically, the air filtering portion 21 includes an air filtering piece 211 disposed at the top of the main unit 11, an air filtering piece 212 disposed inside the air filtering piece 211, and an air extracting device 213 for providing air extracting power, where the air extracting device 213 is preferably an air pump, and the air filtering piece 212 is formed by the existing common gas filtering equipment (such as an activated carbon filter core), and the air extracting range of the air filtering piece is manually enlarged by detaching the quick-dismantling type air collecting portion 22 from the welding head 12, so that exhaust gas smoke generated during welding can be sucked into the air filtering piece 211, and harmful substances in the exhaust gas can be filtered by the air filtering piece, the air filtering piece 211 disposed at the top of the main unit 11 can avoid the overall gravity center of the device from being high, and the overall stability of the device is ensured.

The ventilation piece 211 is of a box-shaped structure, so that the ventilation piece 211 can be conveniently and subsequently overhauled, the ventilation piece can be mounted on the top of the host 11 through bolts, meanwhile, the ventilation piece 212 is considered to be replaced after long-time working, an opening for taking out the ventilation piece 212 is formed in the surface of the ventilation piece 211, a plugging cover 214 for plugging the opening is formed in the surface of the ventilation piece 211, and the plugging cover 214 can be hinged to the ventilation piece 211 through a hinge, so that the ventilation piece is prevented from being randomly placed after being opened to be lost.

Meanwhile, in order to facilitate the whole lifting of the device and the opening of the blocking cover 214, a lifting handle 13 is arranged on the surface of the blocking cover 214 located outside the ventilation piece 211.

In order to facilitate replacement of the air filter 212, the air filter 212 is preferably movably connected inside the air filter 211, and the air filter 212 is provided with limiting pieces 215 on the surfaces of the inside of the air filter 211 and the surface of the plugging cover 214 inside the air filter 211, wherein the limiting pieces 215 are of a block structure, the number of the limiting pieces 215 arranged inside the air filter 211 and the plugging cover 214 is preferably four, the whole air filter 212 is of a shape which can be clamped inside the air filter 212 by the limiting pieces 215, preferably of a rectangular structure, the inside of the air filter 211 is divided into two parts which can be used for air intake and air exhaust, the air exhaust end of the air exhaust device 213 and the air exhaust end of the air supply pipe 221 are respectively communicated with the air exhaust end and the air intake end of the air filter 212, when the air filter 212 is installed and fixed, the whole air filter 212 is clamped inside the air filter 211 by the extrusion of the limiting piece connected with the plugging cover 214, and when the air filter 212 is replaced subsequently, the air filter 212 is directly opened, and the air filter 212 is taken out more conveniently.

Referring to fig. 1, the quick-release gas collecting portion 22 includes a gas supply pipe 221 connected to the gas collecting member 222, a gas collecting member 222 connected to an end of the gas supply pipe 221 remote from the gas collecting member 222, and a quick-release member 223 connected to the gas collecting member 222, wherein the end of the quick-release member 223 remote from the gas collecting member 222 is connected to the handle of the welding head 12, and the quick-release gas collecting portion 22, which is not fixed to the handle of the welding head 12, is more free to operate, and can be used by an operator to select whether to detach the quick-release gas collecting portion 22 from the welding head 12 according to actual needs.

Specifically, the quick-release member 223 is integrally formed by a supporting rod and a clamping block connected with the supporting rod, the clamping block surface of the quick-release member 223 is provided with a clamping groove capable of being installed on the handle of the welding head 12, one end of the supporting rod, far away from the clamping block, is connected with the surface of the gas collecting member 222, and is convenient to detach through the arrangement of clamping connection, and has the advantages of simple structure, lower manufacturing cost and convenience in subsequent replacement, and in the use process, a user can hold the welding head 12 handle with the supporting rod together to ensure the fixation stability of the gas collecting member 222.

When the gas collecting member 222 is mounted on the welding head 12 through the quick-release member 223, in order to avoid influencing the visual angle of an operator, a movable connecting member 224 for connecting the gas collecting member 222 with a strut in the quick-release member 223 is arranged on the surface of the gas collecting member, and is used for adjusting the included angle between the gas collecting member 222 and the quick-release member 223, a guide groove for guiding waste gas to the gas supply pipe 221 is arranged in the gas collecting member 222, and the whole gas collecting member 222 is made of transparent material, wherein the movable connecting member 224 can be a damping hinge or a universal joint, the rotation direction of the movable connecting member 224 can be perpendicular to the direction of the strut or parallel to the direction of the strut, the movable connecting member 224 with different rotation and movement directions can be selected according to the actual use requirement or the use habit of the operator, and the whole gas collecting member 222 is of a bucket-shaped structure with a wide air inlet and a narrow air outlet, meanwhile, in order to avoid influencing the adjustment of the air suction angle of the gas collecting member 222 and the welding head 12 during movement, the whole gas collecting member 222 can be of a semi-tubular arc-shaped structure, and the opening of the gas collecting member 222 can avoid collision with the welding head 12.

In the description of the present technology, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in the art will be understood in a specific manner by those of ordinary skill in the art.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. An argon arc welder, comprising:

a welding machine main body (1) comprising a main machine (11) and a welding head (12) connected with the main machine (11);

the exhaust gas absorbing structure (2) comprises a gas filtering part (21) arranged at the top of the main machine (11) and a quick-dismantling type gas collecting part (22) connected with the welding head (12), wherein the quick-dismantling type gas collecting part (22) can be dismantled from the welding head (12) and is used for carrying out gas suction treatment on exhaust gas generated during welding by an operator in a handheld manner.

2. The argon arc welder according to claim 1, wherein the air filtering part (21) comprises an air vent (211) arranged at the top of the main machine (11), an air filtering piece (212) arranged inside the air vent (211), and an air extracting device (213) for providing air extracting power.

3. Argon arc welder according to claim 2, characterized in that the surface of the venting piece (211) is provided with an opening for taking out the air filter (212), and the surface of the venting piece (211) is provided with a blocking cover (214) for blocking the opening.

4. An argon arc welder according to claim 3, characterized in that the surface of the blocking cover (214) outside the venting piece (211) is provided with a lifting handle (13).

5. The argon arc welding machine according to claim 4, wherein limiting pieces (215) for limiting the air filtering piece (212) are arranged on the surfaces of the inside of the air ventilating piece (211) and the surface of the plugging cover (214) located inside the air ventilating piece (211).

6. The argon arc welding machine according to claim 5, wherein the quick-release gas collecting part (22) comprises a gas supply pipe fitting (221) communicated with the gas collecting part (222), the gas collecting part (222) communicated with one end of the gas supply pipe fitting (221) far away from the gas collecting part (222), and a quick-release part (223) connected with the gas collecting part (222), and one end of the quick-release part (223) far away from the gas collecting part (222) is connected with a handle of the welding head (12).

7. The argon arc welder according to claim 6, wherein the air extraction end of the air extraction device (213) and the air outlet end of the air supply pipe (221) are respectively communicated with the air outlet end and the air inlet end of the air filter (212).

8. The argon arc welding machine according to claim 7, wherein the quick release member (223) integrally comprises a supporting rod and a clamping block connected with the supporting rod, the clamping block surface of the quick release member (223) is provided with a clamping groove capable of being arranged on a handle of the welding head (12), and one end of the supporting rod away from the clamping block is connected with the surface of the gas collecting member (222).

9. The argon arc welder according to claim 8, wherein a guide groove for guiding the exhaust gas to the gas supply pipe fitting (221) is arranged in the gas collecting piece (222), and the gas collecting piece (222) is integrally made of transparent materials.

10. The argon arc welder as claimed in claim 9, wherein the surface of the gas collecting piece (222) is provided with a movable connecting piece (224) for connecting the gas collecting piece (222) with the supporting rod in the quick-dismantling piece (223) and used for adjusting the included angle between the gas collecting piece (222) and the quick-dismantling piece (223).