CN218926634U - BSB welding gas blowing structure and welding equipment - Google Patents

Abstract

The utility model relates to the technical field of battery processing equipment, in particular to a BSB welding gas blowing structure, including a bottom plate, a support and a gas blowing mechanism, the gas blowing mechanism is installed on the support, and the gas blowing mechanism and the support There are multiple elastic guide rods for connection, and the support is fixedly connected with the base plate. There are positioning blocks on both sides of the base plate, which can facilitate and quickly replace the support and gas blowing structure. Correspondingly, there are several installation holes on the base plate. The blowing and sucking mechanism is equipped with upper and lower copper nozzles, which adopt a split structure. The upper copper nozzle and the lower copper nozzle cooperate to realize air blowing and suction through the hole shaft. The insulated fixing block is used to fix the copper nozzle. The utility model can realize the blowing of protective gas and the suction of smoke and dust during battery welding.

Description

BSB welding gas suction structure and welding equipment

technical field

The utility model relates to the technical field of battery processing equipment, in particular to a BSB welding gas blowing structure and welding equipment.

Background technique

In the current existing BSB welding tool, one welding point corresponds to one welding copper tip. There are many welding points, and the cost of welding the copper tip is relatively high. Before welding, it is necessary to manually install the welding copper tip on the product and visually check whether the tooling is installed. In place, after welding, the welding copper nozzle needs to be disassembled and installed on the next product, which is time-consuming and laborious; and the existing BSB welding cannot realize the functions of welding shielding gas and absorbing welding fume, and the welding appearance cannot be guaranteed.

Utility model content

In order to solve the above problems, the utility model provides a BSB welding gas blowing structure, which can realize blowing welding protective gas and sucking welding fume at the same time.

In order to achieve the above object, the utility model adopts the following technical solutions:

A BSB welding gas blowing structure, including a base plate, a support and a gas blowing mechanism, the gas blowing mechanism is installed on the support, and a plurality of elastic guides are arranged between the gas blowing mechanism and the support Rods are connected, including the fixed connection between the support and the bottom plate, the gas blowing mechanism is provided with an upper copper nozzle and a lower copper nozzle, the upper copper nozzle and the lower copper nozzle adopt a split structure, and the upper copper nozzle The nozzle and the lower copper nozzle cooperate to realize air blowing and suction through the hole shaft, and an insulating fixing block is arranged between the upper copper nozzle and the lower copper nozzle.

Optionally, in an embodiment of the present utility model, the fixed block is a concave structure, the inner side of the fixed block is provided with a through hole for installing the upper copper tip and the lower copper tip, and the middle part of the fixed block is used for The upper copper nozzle is installed in a limited position, and the two sides of the fixed block are slightly higher than the upper copper nozzle to prevent current breakdown, and the two sides of the fixed block are used for installing elastic guide rods.

Optionally, in an embodiment of the present utility model, the upper copper nozzle is provided with two upper joints and Y-shaped pneumatic joints, the upper joints on both sides are connected to the Y-shaped pneumatic joints, and the Y-shaped pneumatic joints The joint is connected with the external suction mechanism, and the upper joint is connected with the Y-shaped pneumatic joint through a hose.

Optionally, in an embodiment of the utility model, the lower copper nozzle is provided with at least one lower joint, the lower joint is connected to an external air blowing mechanism, and a soft tube to connect.

Optionally, in an embodiment of the present utility model, an air suction channel is opened inside the upper copper nozzle, one end of the air suction channel communicates with the upper joint, and the other end of the air suction channel is an air inlet.

Optionally, in an embodiment of the present utility model, an air blowing channel is opened inside the lower copper nozzle, and at least one lower joint is provided on the lower copper nozzle, and one end of the air blowing channel communicates with the lower joint, The other end of the blowing channel is an air outlet.

Optionally, in an embodiment of the present utility model, the upper copper nozzle and the lower copper nozzle are provided with welding via holes penetrating up and down, and the support directly above the welding via hole is provided with a working hole.

Optionally, in an embodiment of the present invention, the position of the welding via hole at the bottom of the upper copper nozzle protrudes downwards and extends with a socket portion, and the air inlet of the suction channel is opened at the edge of the bottom surface of the socket portion.

Optionally, in an embodiment of the present utility model, the lower copper nozzle is a convex structure, the upper part of the lower copper nozzle is a sleeve part, and the inner side of the lower copper nozzle protrudes inward with a rib, The edge of the rib is flush with the inner edge of the socket part and there is a gap between them, the gap is convenient for welding fumes to enter the suction channel.

A welding device, comprising a lifting mechanism, a welding mechanism, a gas blowing structure and a fixing mechanism, the gas blowing structure is the above-mentioned BSB welding gas blowing structure, the gas blowing structure is connected with the lifting mechanism, the The fixing mechanism is arranged directly below the gas blowing structure for fixing the electric core, and the welding mechanism is arranged above the gas blowing structure.

Beneficial effects of the utility model

The BSB welding gas blowing structure of the utility model, the two sides of the insulating fixing block are higher than the upper copper nozzle, which can prevent current breakdown, and the positioning block is arranged on the bottom plate, which can facilitate the quick disassembly and assembly of the support, and is convenient for replacement and welding of different types of batteries. Copper nozzle, welding copper nozzle is divided into upper copper nozzle and lower copper nozzle, which can realize blowing and air suction at the same time, and solve the problem of BSB welding appearance quality.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art.

Fig. 1 overall structure schematic diagram of embodiment 1 of the utility model;

Fig. 2 is a schematic diagram of a fixed block in Embodiment 1 of the utility model;

Fig. 3 schematic diagram of the upper copper nozzle of the utility model embodiment 1;

Fig. 4 schematic diagram of the lower copper nozzle of Embodiment 1 of the utility model;

Figure 5 is a schematic diagram of a cutaway view of the upper copper nozzle in Example 1 of the utility model;

Fig. 6 is a schematic diagram of the cutaway of the lower copper nozzle of Embodiment 1 of the utility model;

Figure 7 is a schematic diagram of the assembly of the upper copper nozzle and the lower copper nozzle in Embodiment 1 of the utility model;

Explanation of reference signs: bottom plate 1, installation hole 11, positioning block 12, support 2, operation hole 21, elastic guide rod 3, fixed block 4, through hole 41, assembly hole 42, upper copper nozzle 55, upper joint 51, Welding via hole 52, Y-type pneumatic joint 53, flexible pipe 54, connection hole 55, socket part 56, suction channel 57, lower copper nozzle 6, lower joint 61, circular sleeve hole 62, blowing channel 63.

Detailed ways

In order to further explain the technical means and effects of the utility model to achieve the intended purpose of the utility model, the specific implementation, structure, features and effects of the utility model will be described in detail below in conjunction with the accompanying drawings and preferred embodiments. As later.

Example 1

As shown in Figure 1-7, a BSB welding gas blowing structure includes a bottom plate 1, two supports 2 and two gas blowing mechanisms, the gas blowing mechanism is installed on the support 2, the gas blowing mechanism and the support A plurality of elastic guide rods 3 are provided between the seats 2 for connection, and the support 2 is fixedly connected with the bottom plate 1. In this embodiment, the support 2 is an L-shaped structural member, and the part connecting the support 2 and the bottom plate 1 is opened There are fixing holes, and the fixing holes can be fixedly connected with the base plate 1 by installing screws. There is a positioning block 12, and a screw hole is provided on the positioning block 12, and the positioning block 12 is fixedly connected with the bottom plate 1 by screws, and the inner side of the positioning block 12 abuts against the outer side of the support 2, which plays a role of rapid positioning; The blowing and suction mechanism is equipped with an upper copper nozzle 5 and a lower copper nozzle 6. The upper copper nozzle 5 and the lower copper nozzle 6 adopt a split structure. An insulating fixed block 4 is provided between the copper nozzle 5 and the lower copper nozzle 6. The elastic guide rod 3 includes a guide rod and a spring. The spring is sleeved on the guide rod. The lower end of the guide rod is fixedly connected with the fixed block 4, and the upper end of the guide rod is movably connected with the support 2. When welding, the structure is pressed down as a whole, and the spring is compressed. The upper end of the guide rod protrudes from the support 2, and the downward pressure is controlled by spring compression.

As shown in Figure 2, the fixed block 4 is a concave structure, the inner side of the fixed block 4 is provided with a through hole 41 for installing the upper copper nozzle 5 and the lower copper nozzle 6, and the middle part of the fixed block 4 is used for limiting the installation of the upper copper nozzle 5 , both sides of the fixed block 4 are slightly higher than the upper copper nozzle 5 to prevent current breakdown. The assembly hole 42 of guide rod 3, two elastic guide rods 3 are respectively installed on the left and right sides of fixed block 4, and the front and back both sides of fixed block 4 are open design, are used to install the joint of copper nozzle 5.

As shown in Figure 1, the upper copper nozzle 5 is provided with two upper joints 51 and Y-shaped pneumatic joints 53, the upper joints 51 on both sides are connected with the Y-shaped pneumatic joints 53, and the Y-shaped pneumatic joints 53 are connected with the external suction mechanism. The upper joint 51 and the Y-type pneumatic joint 53 are connected by a flexible pipe 54, and the Y-shaped pneumatic joint 53 and the external suction mechanism are also connected by a flexible pipe 54; the lower copper nozzle 6 is provided with a lower joint 61, and the lower joint 61 is connected with the external air blowing mechanism, and a flexible pipe 54 is provided between the lower joint 61 and the external air blowing mechanism to connect.

As shown in Figure 5, the inside of the upper copper nozzle 5 is provided with an air suction channel 57, one end of the air suction channel 57 communicates with the upper joint 51, the other end of the air suction channel 57 is an air inlet, and the front and rear sides of the upper copper nozzle 5 are respectively provided with a A suction channel 57 is connected to the upper connector 51 on both sides respectively; Vent.

As shown in Figure 1-7, the upper copper nozzle 5 and the lower copper nozzle 6 are provided with a welding via hole 52 penetrating up and down. In this embodiment, the main body of the welding via hole 52 is a round hole, and one side of the round hole extends outward. The shape of the welding via hole 52 depends on the difference in the processing area, and is not limited to this and the combination. The support 2 directly above the welding via hole 52 is provided with an operation hole 21. In this embodiment, the operation hole 21 has a shape of Rectangular hole, laser welding from the top of the support 2 through the working hole 21 and the welding via hole 52 to weld the battery.

As shown in Figures 3 and 5, the position of the welding via hole 52 at the bottom of the upper copper nozzle 5 protrudes downwards and extends with a sleeve portion 56. On the edge of the bottom surface of the sleeve portion 56 , the protruding portion of the sleeve portion 56 corresponding to the circular hole adopts a design of avoidance. Therefore, an opening is defined on a side of the sleeve portion 56 .

As shown in Figures 4, 6, and 7, the lower copper nozzle 6 is a convex structure, and the upper part of the lower copper nozzle 6 is an inserting part. In this embodiment, the inserting part is provided with a circular sleeve hole 62, and the circular sleeve hole 62 The size matches the outer diameter of the socket part 56, and the circular sleeve hole 62 protrudes to one side equally, and the protruding shape is different from the soldering hole 52 protruding shape of the upper copper nozzle 5, and the inner side of the lower copper nozzle 6 bottom faces There is a rib protruding inside, the edge of the rib is flush with the inner edge of the socket part 56 and there is a gap between the two, the gap is convenient for welding fumes to enter the suction channel 57, and the bottom of the lower copper nozzle 6 protrudes downward There are ribs. In this embodiment, the ribs are irregular in shape, mainly to match the surface shape of the tabs during welding. Different shapes of tabs have different rib shapes.

As shown in Figure 1 and 3-7, the corner positions of the upper copper nozzle 5 and the lower copper nozzle 6 are provided with connection holes 55, and after the screws are installed in the connection holes 55, the upper copper nozzle 5 and the lower copper nozzle 6 are fixed.

In actual production, the BSB welding gas blowing structure of the utility model is located above the electric core, and a pad is placed between the two. Before welding, the whole structure will be pressed down to compress the pad and the electric core, and then the welding operation will be performed.

Example 2

A welding device, comprising a lifting mechanism, a welding mechanism, a gas blowing structure and a fixing mechanism, the gas blowing structure is the above-mentioned BSB welding gas blowing structure, the gas blowing structure is connected with the lifting mechanism, and the fixing mechanism is located Directly below the structure, it is used to fix the battery core, and the welding mechanism is set above the gas blowing structure.

The above are only the preferred embodiments of the present utility model, and do not limit the utility model in any form. Although the utility model has been disclosed as above with the preferred embodiments, it is not intended to limit the utility model, and any technical field Technical personnel, without departing from the scope of the technical solution of the utility model, can use the technical content disclosed above to make some changes or modify equivalent embodiments with equivalent changes, but if they do not deviate from the technical solution of the utility model, according to The technical essence of the utility model makes any brief modification, equivalent change and modification to the above embodiments, all still belong to the scope of the technical solution of the utility model.

Claims (10)

1. A BSB welding gas blowing structure, is characterized in that: comprise base plate, bearing and gas blowing mechanism, described gas blowing mechanism is installed on bearing, between described gas blowing mechanism and described bearing A plurality of elastic guide rods are provided for connection, the support is fixedly connected with the bottom plate, and the gas blowing mechanism is provided with an upper copper nozzle and a lower copper nozzle, and the upper copper nozzle and the lower copper nozzle are separated One-piece structure, the upper copper nozzle and the lower copper nozzle cooperate to realize air blowing and suction through the hole shaft, and an insulating fixing block is arranged between the upper copper nozzle and the lower copper nozzle. 2. The BSB welding gas blowing structure according to claim 1, characterized in that: the fixed block is a concave structure, and the inside of the fixed block is provided with a through hole for installing the upper copper nozzle and the lower Copper Tsui. 3. According to the described BSB welding gas blowing structure of claim 2, it is characterized in that: the upper copper nozzle is provided with two upper joints and Y-shaped pneumatic joints, and the upper joints on both sides are connected with the Y-shaped pneumatic joints , the Y-shaped pneumatic joint is connected with an external suction mechanism. 4. The BSB welding gas blowing structure according to claim 2, characterized in that: the lower copper nozzle is provided with at least one lower joint, and the lower joint is connected to an external air blowing mechanism. 5. According to the described BSB welding gas suction structure of claim 3, it is characterized in that: an air suction channel is provided inside the upper copper nozzle, one end of the air suction channel communicates with the upper joint, and the other end of the air suction channel is One end is the air inlet. 6. According to the described BSB welding gas blowing structure of claim 2, it is characterized in that: the inside of the lower copper nozzle is provided with a blowing passage, and the lower copper nozzle is provided with at least one lower joint, and one end of the blowing passage is connected to The lower joint is connected, and the other end of the blowing channel is an air outlet. 7. According to the described BSB welding gas suction structure of claim 1, it is characterized in that: the upper copper nozzle and the lower copper nozzle are provided with welding via holes that penetrate up and down, and the support directly above the welding via hole is provided with There are working holes. 8. The BSB welding gas blowing structure according to claim 1, characterized in that: the position of the welding via hole at the bottom of the upper copper nozzle protrudes downwards and has a socket extending therefrom. 9. The BSB welding gas blowing structure according to claim 8, characterized in that: the lower copper nozzle is a convex structure, the upper part of the lower copper nozzle is a sleeve part, and the inner side of the lower part of the lower copper nozzle is inward A rib protrudes, and the edge of the rib is flush with the inner edge of the socket part with a gap between them. 10. A welding device, comprising a lifting mechanism, a welding mechanism, a gas blowing structure and a fixing mechanism, characterized in that: the gas blowing structure is connected to the lifting mechanism, and the fixing mechanism is arranged on the gas blowing structure Directly below the structure, it is used to fix the electric core, and the welding mechanism is arranged above the gas blowing structure, and the gas blowing structure is the BSB welding gas blowing structure described in any one of claims 1-9.

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