Circular blowing device

Abstract

The utility model relates to an annular blowing device, which belongs to the technical field of welding instruments and is provided with a blowing plate and a main body piece, the blowing plate is provided with a blowing cavity and a first through hole communicated with the top and the bottom of the blowing plate, and the bottom of the blowing plate is provided with a second through hole communicated with the blowing cavity; the main body piece is connected with one end of the blowing plate, a third through hole communicated with the blowing cavity is formed in the side wall of the main body piece, an ignition assembly is arranged in the third through hole, a fourth through hole communicated with the blowing cavity is formed in the top of the main body piece, and the blowing cavity can effectively guide gas to flow; gas emitted by the gas source can flow into the gas blowing cavity from the fourth through hole, and then the gas in the gas blowing cavity can flow into the third through hole where the ignition assembly is located, so that an annular gas path is formed around the ignition rod to protect the ignition ball; and the water flows to the bonding wire through the second through hole so as to effectively ensure that ball burning and welding actions are not oxidized in the wire bonding process.

Description

Technical Field

[0001] The utility model relates to the technical field of welding, and more specifically, to an annular blowing device. Background Art

[0002] An ultrasonic welding machine is an advanced industrial device. Its background introduction combines technological innovation, efficient production, and a wide range of application fields. This technology utilizes the energy generated by ultrasonic vibration to instantaneously melt and fuse the contact surfaces of two or more thermoplastic plastic components through high-frequency vibration without adding any adhesives or solvents, thereby achieving a firm welded connection.

[0003] Classified by wire materials, it can be divided into gold wire machines, aluminum wire machines, and copper wire machines. Classified by welding methods, it can be divided into spherical welding machines and wedge welding machines. It is mainly applied to the internal lead welding of high-power devices, MOSFETs, IGBTs, light-emitting diodes (LEDs), laser tubes (lasers), medium and small power triodes, integrated circuits, and some special semiconductor devices.

[0004] The traditional welding head does not protect the surrounding of the ignition rod, making it difficult to avoid oxidation during the welding process well during the process of burning the ball by ignition. Summary of the Utility Model

[0005] The technical problem to be solved by the utility model is that the traditional welding head does not protect the surrounding of the ignition rod, making it difficult to avoid oxidation during the welding process well during the process of burning the ball by ignition. In view of the above-mentioned defects of the prior art, an annular blowing device is provided.

[0006] The technical solution adopted by the utility model to solve its technical problems is as follows:

[0007] Construct an annular blowing device, including:

[0008] A blowing plate, on which a blowing cavity and a first through hole communicating the top and bottom of the blowing plate are provided, and a second through hole communicating the blowing cavity is provided at the bottom of the blowing plate;

[0009] A main body member, which is connected to one end of the blowing plate. A third through hole communicating with the blowing cavity is provided on the side wall of the main body member, a firing component is arranged in the third through hole, and a fourth through hole communicating with the blowing cavity is provided at the top of the main body member.

[0010] Optionally, the blowing cavity includes a groove opened at the top of the blowing plate and a cover plate arranged on the top of the groove.

[0011] Optionally, it includes a fixed connection seat. The ignition component is an ignition rod. A slot is provided at one end of the main body away from the blowing plate. One end of the fixed connection seat is provided with a plugging portion inserted into the slot. The fixed connection seat includes a fixing portion for assembling and fixing the ignition rod and a connecting portion integrally formed with the fixing portion. The fixing portion is provided with a fifth through hole communicating with the third through hole. The fifth through hole communicates with one end of the plugging portion away from the fixing portion. The ignition rod is inserted into the third through hole and the fifth through hole. A sixth through hole is provided on the side wall of the fixing portion. A first pressing member for pressing against the side wall of the ignition rod to fix it in the fifth through hole is provided in the sixth through hole.

[0012] Optionally, it includes a Y-direction adjustment seat. The Y-direction adjustment seat is provided with a first slot. A plurality of first oblong holes are arranged in parallel on the side wall of the first slot. One end of the connecting portion away from the fixing portion is located in the first slot and is provided with a first connecting hole adapted to the first oblong holes. A first fixing column is provided in each of the plurality of first oblong holes. The first fixing column passes through the first oblong hole and the first connecting hole. The plurality of first fixing columns are connected by a first connecting gasket.

[0013] Optionally, it includes an X-direction adjustment seat. The X-direction adjustment seat includes a mounting seat and a movable connection seat. One end of the Y-direction adjustment seat away from the main body is provided with a second slot. A plurality of second oblong holes are arranged in parallel at the top of the second slot. The movable connection seat is inserted into the second slot and is provided with a second connecting hole adapted to the second oblong holes. The second connecting hole is provided with multiple groups along the Y direction. A second fixing column is provided in each of the plurality of second oblong holes. The second fixing column passes through the second oblong hole and the second connecting hole. The plurality of second fixing columns are connected by a second connecting gasket.

[0014] Optionally, a plurality of third oblong holes are arranged in parallel at one end of the movable connection seat away from the Y-direction adjustment seat. One end of the mounting seat close to the movable connection seat is provided with a third connecting hole adapted to the third oblong holes. A third fixing column is provided in each of the plurality of third oblong holes. The third fixing column passes through the third oblong hole and the third connecting hole. The plurality of third fixing columns are connected by a third connecting gasket.

[0015] Optionally, a first avoidance groove is provided on the movable connection seat. The third oblong hole is provided at the bottom of the first avoidance groove.

[0016] Optionally, a second avoidance groove is provided on the side wall of the Y-direction adjustment seat. The second avoidance groove is opposite to the first avoidance groove. The second avoidance groove facilitates the installation of the third fixing column into the third oblong hole and the third connecting hole.

[0017] Optionally, a seventh through-hole communicating with the fifth through-hole is provided at the top of the main body member, and a second pressing member for pressing against the top of the ignition rod to fix it in the fifth through-hole is provided in the seventh through-hole.

[0018] Optionally, a first air blowing interface and a second air blowing interface connected to the gas source are provided at the top of the main body member. The first air blowing interface communicates with the fourth through-hole, and the second air blowing interface communicates with the second through-hole.

[0019] The beneficial effects of the present utility model are as follows:

[0020] In the present utility model, by providing a blowing plate and a main body member, a blowing cavity and a first through-hole communicating the top and bottom of the blowing plate are provided on the blowing plate, and a second through-hole communicating with the blowing cavity is provided at the bottom of the blowing plate; the main body member is connected to one end of the blowing plate, a third through-hole communicating with the blowing cavity is provided on the side wall of the main body member, a ignition component is provided in the third through-hole, and a fourth through-hole communicating with the blowing cavity is provided at the top of the main body member. The blowing cavity can effectively guide the gas flow. The gas emitted by the gas source can flow from the fourth through-hole to the blowing cavity, and then the gas in the blowing cavity will flow to the third through-hole where the ignition component is located to form an annular gas path to protect the burning ball around the ignition rod, and flow to the wire bonding area through the second through-hole, effectively ensuring that the burning ball and the welding action are not oxidized during the wire bonding process. Description of the Drawings

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will further illustrate the present utility model in conjunction with the drawings and embodiments. The drawings in the following description are only partial embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings:

[0022] Figure 1 is the overall axonometric schematic diagram of the present utility model.

[0023] Figure 2 is the overall exploded schematic diagram of the present utility model.

[0024] Figure 3 is in the present utility model Figure 2 The enlarged schematic diagram of part A.

[0025] Figure 4 is the axonometric schematic diagram when the blowing plate, the main body member, the fixed connection seat, and the Y-direction adjustment seat of the present utility model are connected.

[0026] Figure 5It is an axonometric schematic diagram when the Y-direction adjustment seat of the present utility model is connected to the movable connection seat.

[0027] Figure 6 It is an axonometric schematic diagram when the movable connection seat of the present utility model is connected to the mounting seat.

[0028] The attached drawing reference numerals are as follows:

[0029] 100, blowing plate; 101, blowing cavity; 101.1, groove; 101.2, cover plate; 102, first through hole; 103, second through hole;

[0030] 200, main body part; 201, third through hole; 202, ignition component; 203, fourth through hole; 204, seventh through hole; 206, first blowing interface; 207, second blowing interface; 208, insertion part;

[0031] 300, fixed connection seat; 301, fixing part; 301.1, fifth through hole; 301.2, sixth through hole; 301.3, first pressing part; 301.4, first connection hole; 301.5, second pressing part; 302, connection part;

[0032] 400, Y-direction adjustment seat; 401, first slot; 402, first waist-shaped round hole; 403, first fixing column; 404, second slot; 405, second waist-shaped round hole; 406, second fixing column; 407, second avoiding slot;

[0033] 500, first connection gasket;

[0034] 600, X-direction adjustment seat; 601, mounting seat; 601.1, third connection hole; 602, movable connection seat; 602.1, second connection hole; 602.2, third waist-shaped round hole; 602.3, third fixing column; 602.4, first avoiding slot;

[0035] 700, second connection gasket;

[0036] 800, third connection gasket. Detailed implementation manners

[0037] To make the objectives, technical solutions and advantages of the present utility model clearer, the technical solutions in the present utility model will be clearly and completely described below in conjunction with the accompanying drawings in the present utility model. Apparently, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the present utility model without making creative efforts shall fall within the protection scope of the present utility model.

[0038] In the description of the embodiments of the present application, it should be noted that unless otherwise clearly specified or limited, the terms "connected" and "coupled" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present application can be understood according to specific circumstances.

[0039] In the embodiments of the present application, unless otherwise clearly specified or limited, the first feature being "on" or "under" the second feature may mean that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature may mean that the first feature is directly above or obliquely above the second feature, or merely indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "below" and "beneath" the second feature may mean that the first feature is directly below or obliquely below the second feature, or merely indicates that the first feature has a lower horizontal height than the second feature.

[0040] In the description of this specification, the descriptions with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples", etc. mean that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the embodiments of the present application. In this specification, the schematic descriptions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0041] The embodiments of the present utility model, as Figures 1 - 6 shown, relate to an annular blowing device, including a blowing plate 100 and a main body member 200. A blowing cavity 101 and a first through hole 102 communicating the top and bottom of the blowing plate 100 are provided on the blowing plate 100, and a second through hole 103 communicating with the blowing cavity is provided at the bottom of the blowing plate 100; one end of the main body member 200 is connected to the blowing plate 100, a third through hole 201 communicating with the blowing cavity 101 is provided on the side wall of the main body member 200, a sparking component 202 is provided in the third through hole 201, and a fourth through hole 203 communicating with the blowing cavity 101 is provided at the top of the main body member 200.

[0042] By providing the air blowing cavity 101, the gas flow can be effectively guided. The gas emitted from the gas source can flow into the air blowing cavity from the fourth through hole 203. Subsequently, the gas in the air blowing cavity 101 will flow into the third through hole 201 where the ignition component 202 is located, and the formed annular gas path protects the ignition burning ball around the ignition rod. And the gas flows to the bonding wire through the second through hole 103, effectively ensuring that the burning ball and the bonding action are not oxidized during the bonding process. Specifically, the ignition burning ball is the process of burning the tail wire of the gold wire into a spherical shape by a high-voltage ignition system.

[0043] Refer to Figures 1 - 3 , in this embodiment, the air blowing cavity 101 includes a groove 101.1 formed at the top of the air blowing plate 100 and a cover plate 101.2 provided at the top of the groove 101.1. Specifically, the presence of the cover plate 101.2 can seal the groove 101.1 to ensure that the formed annular gas path is around the ignition rod.

[0044] In this embodiment, it includes a fixed connection base 300. The ignition component 202 is an ignition rod. One end of the main body 200 away from the blowing plate 100 is provided with a slot. One end of the fixed connection base 300 is provided with a plugging portion 208 inserted into the slot. The fixed connection base 300 includes a fixing portion 301 for assembling and fixing the ignition rod and a connecting portion 302 integrally formed with the fixing portion 301. The fixing portion 301 is provided with a fifth through hole 301.1 communicating with the third through hole 201. The fifth through hole 301.1 communicates with one end of the plugging portion 208 away from the fixing portion 301. The ignition rod is inserted into the third through hole 201 and the fifth through hole 301.1. The side wall of the fixing portion 301 is provided with a sixth through hole 301.2. A first tightening member 301.3 for pressing against the side wall of the ignition rod to fix it in the fifth through hole 301.1 is arranged in the sixth through hole 301.2. Further, a seventh through hole 204 communicating with the fifth through hole 301.1 is arranged at the top of the main body 200. A second tightening member 301.5 for pressing against the top of the ignition rod to fix it in the fifth through hole 301.1 is arranged in the seventh through hole 204. The fixing portion 301 and the connecting portion 302 are manufactured by an integral molding technique, reducing the assembly gap and potential loosening points between components, and further improving the stability and durability of the overall structure. The fifth through hole 301.1 provided on the fixing portion 301 communicates with the third through hole 201 on the main body 200, ensuring that the ignition rod can be accurately and smoothly inserted into the two through holes. The first tightening member 301.3 arranged in the sixth through hole 301.2 is used to press against the side wall of the ignition rod to firmly fix it in the fifth through hole 301.1, not only ensuring the stability of the ignition rod but also facilitating the adjustment or replacement of the ignition rod when needed. The seventh through hole 204 communicates with the third through hole 201. The second tightening member 301.5 arranged in the seventh through hole 204 for pressing against the top of the ignition rod to fix it in the fifth through hole 301.1 can fix the ignition rod in the seventh through hole 204 from the top of the ignition rod. In this embodiment, both the sixth through hole 301.2 and the seventh through hole 204 are threaded holes, and both the first tightening member 301.3 and the second tightening member 301.5 are bolts.

[0045] Refer to Figures 1 - 6, in this embodiment, it includes a Y-direction adjusting seat 400. The Y-direction adjusting seat 400 is provided with a first slot 401. On the side wall of the first slot 401, a plurality of first oblong holes 402 are arranged in parallel. One end of the connecting portion 302 away from the fixing portion 301 is located in the first slot 401 and is provided with a first connection hole 301.4 adapted to the first oblong holes 402. A first fixing column 403 is arranged in each of the plurality of first oblong holes 402. The first fixing column 403 passes through the first oblong hole 402 and the first connection hole 301.4. The plurality of first fixing columns 403 are connected by a first connection gasket 500. Further, the first slot 401 provided on the Y-direction adjusting seat 400 facilitates the initial positioning of the Y-direction adjusting seat 400 and the connecting portion 302. The first connection hole 301.4 provided on the connecting portion 302 is adapted to the first oblong hole 402. The first fixing column 403 passes through both of them and is connected by the first connection gasket 500, thereby ensuring the stable installation of the connecting portion 302 on the Y-direction adjusting seat 400. At the same time, it allows the connection between the fixing column and the first connection hole 301.4 to be released when necessary to adjust the connecting portion 302 in the Z direction. Optionally, there are two first oblong holes 402, the first fixing column 403 is a bolt, and the first connection hole 301.4 is a threaded hole. Optionally, the first fixing column 403 is a rivet, the first connection through hole is a rivet hole, and the first fixing column 403 is movably riveted to the first connection through hole. The length direction of the first oblong hole 402 is the Z-axis direction.

[0046] Refer to Figures 1 - 6, in this embodiment, it includes an X-direction adjustment seat 600. The X-direction adjustment seat 600 includes a mounting seat 601 and a movable connection seat 602. One end of the Y-direction adjustment seat 400 away from the main body 200 is provided with a second slot 404. A plurality of second oblong holes 405 are arranged side by side at the top of the second slot 404. The movable connection seat 602 is inserted into the second slot 404 and is provided with a second connection hole 602.1 adapted to the second oblong hole 405 and a second fixing column 406. The second fixing column 406 passes through the second oblong hole 405 and the second connection hole 602.1. A plurality of the second fixing columns 406 are connected by a second connection gasket 700. Further, in the present utility model, by providing the second slot 404, the movable connection seat 602 can be inserted into the second slot 404. The second fixing column 406 passes through the second oblong hole 405 and the second connection hole 602.1 and is connected by the second connection gasket 700, ensuring the stable installation of the movable connection seat 602 on the Y-direction adjustment seat 400. Since there are multiple groups of the second connection holes 602.1 arranged along the Y direction, the second fixing column 406 and the second oblong hole 405 can be connected to different groups of the second connection holes 602.1 to adjust the Y-direction adjustment seat 400 in the Y direction. Optionally, there are two groups of the second connection holes 602.1 and two in each group. The second fixing column 406 is a bolt, and the second connection hole 602.1 is a threaded hole. Optionally, the second fixing column 406 is a rivet, the second connection through hole is a rivet hole, and the second fixing column 406 is movably riveted to the second connection through hole. The direction of the second oblong hole 405 is the Y-axis direction, and the position of the second fixing column 406 in the second oblong hole 405 can be adjusted to adjust the Y-direction adjustment seat 400 in the Y direction.

[0047] In this embodiment, a plurality of third waist-shaped round holes 602.2 are arranged in parallel at one end of the movable connection seat 602 away from the Y-direction adjustment seat 400. At one end of the mounting seat 601 close to the movable connection seat 602, a third connection hole 601.1 adapted to the third waist-shaped round hole 602.2 is provided. Third fixing columns 602.3 are arranged in a plurality of the third waist-shaped round holes 602.2. The third fixing columns 602.3 are passed through the third waist-shaped round holes 602.2 and the third connection holes 601.1. The plurality of third fixing columns 602.3 are connected by a third connection gasket 800. Further, in the present utility model, by providing a plurality of third waist-shaped round holes 602.2, the third fixing columns 602.3 can be passed through the third waist-shaped round holes 602.2 and the third connection holes 601.1 and connected by the third connection gasket 800, ensuring the stable installation of the movable connection seat 602 on the mounting seat 601 and allowing the connection between the third fixing column 602.3 and the third connection hole 601.1 to be released when necessary so as to adjust the connecting portion 302 in the X direction. Optionally, the length direction of the third waist-shaped round hole 602.2 is the X-axis direction, and the position of the third fixing column 602.3 in the third waist-shaped round hole 602.2 can be adjusted to adjust the movable connection seat 602 in the X direction. Optionally, the third fixing column 602.3 is a bolt and the third connection hole 601.1 is a threaded hole. Optionally, the third fixing column 602.3 is a rivet and the third connection through hole is a rivet hole. The third fixing column 602.3 is movably riveted to the third connection through hole, realizing the adjustment of the position of the annular blowing device by moving in three degrees of freedom of X, Y, and Z, greatly reducing the errors caused by processing and assembly.

[0048] In this embodiment, a first avoidance groove 602.4 is provided on the movable connection seat 602. The third waist-shaped round hole 602.2 is arranged at the bottom of the first avoidance groove 602.4. The first avoidance groove 602.4 can function as a counterbore, avoiding the exposure of the third fixing column 602.3.

[0049] In this embodiment, a second avoidance groove 407 is provided on the side wall of the Y-direction adjustment seat 400. The second avoidance groove 407 faces the first avoidance groove 602.4. The second avoidance groove 407 facilitates the installation of the third fixing column 602.3 into the third waist-shaped round hole 602.2 and the third connection hole 601.1.

[0050] In this embodiment, a first blowing interface 206 and a second blowing interface 207 connected to a gas source are provided at the top of the main body 200. The first blowing interface is communicated with the fourth through hole 203, and the second blowing interface 207 is communicated with the second through hole 103.

[0051] It should be understood that those of ordinary skill in the art can make improvements or modifications based on the above description, and all such improvements and modifications shall fall within the protection scope of the appended claims of this utility model.

Claims

1. A ring blowing device, characterized in that: include: A blowing plate (100), wherein the blowing plate (100) is provided with a blowing cavity (101) and a first through hole (102) communicating with the top and bottom of the blowing plate (100), and the bottom of the blowing plate (100) is provided with a second through hole (103) communicating with the blowing cavity; A main body (200) is connected to one end of the blowing plate (100), a side wall of the main body (200) is provided with a third through hole (201) connected to the blowing cavity (101), an ignition assembly (202) is provided in the third through hole (201), and a top of the main body (200) is provided with a fourth through hole (203) connected to the blowing cavity (101).

2. A ring blowing device according to claim 1, characterized in that: The blowing cavity comprises a groove (101.1) opened at the top of the blowing plate (100) and a sealing plate (101.2) arranged at the top of the groove (101.1).

3. A ring blowing device according to claim 1, characterized in that: The invention comprises a fixed connection seat (300), the ignition assembly (202) is a ignition rod, a slot is arranged at one end of the main body (200) away from the blowing plate (100), a plug-in portion (208) inserted into the slot is arranged at one end of the fixed connection seat (300), the fixed connection seat (300) comprises a fixing portion (301) for assembling and fixing the ignition rod and a connecting portion (302) integrally formed with the fixing portion (301), the fixing portion (301) is provided with a third through hole (201) A fifth through hole (301.1) is connected to each other, the fifth through hole (301.1) is connected to one end of the plug-in portion (208) away from the fixing portion (301), the ignition rod is inserted into the third through hole (201) and the fifth through hole (301.1), a sixth through hole (301.2) is provided on the side wall of the fixing portion (301), and a first fastening member (301.3) is provided in the sixth through hole (301.2) for fastening the side wall of the ignition rod to fix it in the fifth through hole (301.1).

4. A ring blowing device according to claim 3, characterized in that: The invention comprises a Y-axis adjustment seat (400), wherein the Y-axis adjustment seat (400) is provided with a first slot (401), a plurality of first oval holes (402) are arranged in parallel on the side wall of the first slot (401), an end of the connecting portion (302) away from the fixing portion (301) is located in the first slot (401) and is provided with a first connecting hole (301.4) matched with the first oval hole (402), a first fixing column (403) is arranged in each of the plurality of first oval holes (402), the first fixing column (403) is passed through the first oval hole (402) and the first connecting hole (301.4), and the plurality of first fixing columns (403) are connected via a first connecting gasket (500).

5. A ring blowing device according to claim 4, characterized in that: The invention comprises an X-axis adjustment seat (600), wherein the X-axis adjustment seat (600) comprises a mounting seat (601) and a movable connection seat (602); a second slot (404) is arranged at one end of the Y-axis adjustment seat (400) away from the main body (200); a plurality of second oval holes (405) are arranged in parallel at the top of the second slot (404); the movable connection seat (602) is inserted into the second slot (404) and is provided with a second connection hole (602.1) matched with the second oval hole (405); a plurality of groups of the second connection holes (602.1) are arranged along the Y direction; a second fixing column (406) is arranged in each of the plurality of second oval holes (405); the second fixing column (406) is passed through the second oval hole (405) and the second connection hole (602.1); and the plurality of second fixing columns (406) are connected via a second connection gasket (700).

6. A ring blowing device according to claim 5, characterized in that: A plurality of third oval holes (602.2) are arranged in parallel at one end of the movable connection seat (602) away from the Y-axis adjustment seat (400); a third connection hole (601.1) matched with the third oval hole (602.2) is arranged at one end of the mounting seat (601) close to the movable connection seat (602); a third fixing column (602.3) is arranged in each of the plurality of third oval holes (602.2); the third fixing column (602.3) is passed through the third oval hole (602.2) and the third connection hole (601.1); and the plurality of third fixing columns (602.3) are connected via a third connection gasket (800).

7. A ring blowing device according to claim 6, characterized in that: The movable connection seat (602) is provided with a first avoidance groove (602.4), and the third oblong hole (602.2) is provided at the bottom of the first avoidance groove (602.4).

8. A ring blowing device according to claim 7, characterized in that: The side wall of the Y-axis adjustment seat (400) is provided with a second avoidance groove (407), the second avoidance groove (407) is directly opposite to the first avoidance groove (602.4), and the second avoidance groove (407) can facilitate the third fixing column (602.3) to be installed in the third waisted hole (602.2) and the third connecting hole (601.1).

9. A ring blowing device according to claim 3, characterized in that: The top of the main body (200) is provided with a seventh through hole (204) connected to the fifth through hole (301.1), and the seventh through hole (204) is provided with a second abutting member (301.5) for abutting the top of the ignition rod to fix it in the fifth through hole (301.1).

10. The ring blowing device according to claim 1, characterized in that: The top of the main body (200) is provided with a first air blowing interface (206) and a second air blowing interface (207) connected to the air source, the first air blowing interface is connected to the fourth through hole (203), and the second air blowing interface (207) is connected to the second through hole (103).

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