Solder strip sizing and curing mechanism applied to main-grid-free battery string and production equipment

Abstract

The utility model discloses a solder strip sizing and curing mechanism applied to a main-grid-free battery string and production equipment. The solder strip sizing and curing mechanism comprises a conveyor belt assembly, a photographing assembly, a sizing assembly and a UV curing assembly, the glue applying assembly comprises an X-Z axis movement assembly; the UVW alignment platform mechanism and the sizing steel mesh mechanism are sequentially arranged on the X-axis movement assembly and the Z-axis movement assembly respectively, and the UVW alignment platform mechanism conducts accurate fine adjustment operation on the position of the sizing steel mesh mechanism; and the scraper movement mechanism is arranged on the XZ-axis movement assembly and movably arranged above the sizing steel mesh mechanism, and is matched with the sizing steel mesh mechanism to scrape glue. According to the utility model, through mutual cooperation of the conveyor belt assembly, the photographing assembly, the sizing assembly and the UV curing assembly, the strung non-main-grid battery string welding strip is subjected to secondary sizing operation, so that the problem that the welding strip connection strength is relatively low after the strung non-main-grid battery string is effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery string production equipment, and in particular to a welding strip glue application and curing mechanism and production equipment applied to a battery string without a main grid. Background Art

[0002] There are two main cell stringing technologies in the prior art: the first is to apply glue on the cell to bond the soldering ribbon and the cell into a string; the second is to heat the soldering ribbon and the cell through infrared lamps to form an alloy to connect them into a string.

[0003] In the existing process of stringing together busbar-free solar cells, the busbar-free solar cells are strung together in the first way, and the glue is between the solar cells and the welding strips, which may easily cause the battery cell grid lines and the welding strips to be loosely contacted, thereby making the connection resistance between the solar cells and the welding strips relatively large, resulting in low photovoltaic cell conversion efficiency and a high defect rate; the busbar-free solar cells are strung together in the second way, and the alloy connection strength between the welding strips and the solar cells is relatively low, which may easily cause defects such as desoldering and cold welding, resulting in a decrease in the power of the solar cells; therefore, a welding strip glue curing mechanism and production equipment for busbar-free solar cells are provided to solve the problem of low welding strip connection strength after the busbar-free solar cells are strung together. Utility Model Content

[0004] One of the purposes of the utility model is to provide a welding strip glue curing mechanism and production equipment applied to a busbarless battery string, so as to solve the problem of low welding strip connection strength after the busbarless battery string is formed.

[0005] The utility model provides a welding strip glue curing mechanism and production equipment for a main grid-free battery string, which can be realized by the following technical solutions:

[0006] The utility model discloses a welding tape glue curing mechanism applied to a busbar-free battery string, comprising a conveyor belt assembly, which performs an adsorption and conveying operation on the busbar-free battery string after being strung; a photographing assembly, which is arranged on the side of the conveyor belt assembly, and the photographing assembly sequentially performs a photographing operation on a plurality of battery cells in the busbar-free battery string arranged directly below it; a glue applying assembly, which is arranged on the side of the conveyor belt assembly and at the relatively rear end of the photographing assembly, and sequentially performs a glue applying operation on the welding tape on the busbar-free battery string arranged directly below it; a UV curing assembly, which is arranged on the side of the conveyor belt assembly and at the relatively rear end of the glue applying assembly, and performs a curing operation on the glue on the busbar-free battery string passing directly below it;

[0007] Among them, the glue applying component includes an XZ-axis motion component; a UVW alignment platform mechanism and a glue applying steel mesh mechanism are respectively arranged on the XZ-axis motion component in sequence, and the UVW alignment platform mechanism performs precise fine-tuning operations on the position of the glue applying steel mesh mechanism; a scraper motion mechanism is arranged on the XZ-axis motion component and movably arranged above the glue applying steel mesh mechanism, which cooperates with the glue applying steel mesh mechanism to perform glue scraping operations.

[0008] In one of the embodiments, a steel mesh alignment and photography mechanism is provided below the glue-applying steel mesh mechanism, which performs photography operations on the glue-applying steel mesh mechanism.

[0009] In one embodiment, the XZ-axis motion assembly includes a second support base, which is fixedly arranged on the side of the conveyor belt assembly and arranged at the relatively rear end of the photographing assembly; an X-axis motion mechanism arranged on the second support base; a first support frame movably arranged on the second support base and transmission connected to the X-axis motion mechanism; a Z-axis motion mechanism arranged on the first support frame; and a second support frame transmission connected to the Z-axis motion mechanism.

[0010] In one embodiment, the scraper motion mechanism includes a lateral motion component and at least one lifting scraper component; the lateral motion component is arranged on the second support frame; at least one lifting scraper component is transmission-connected to the lateral motion component and is arranged above the sizing steel mesh mechanism.

[0011] In one embodiment, the conveyor belt assembly includes a bracket; a vacuum adsorption chamber fixedly arranged on the bracket; a driving assembly arranged on the bracket; a conveyor belt body movably arranged on the bracket and transmission-connected to the driving assembly, which is in contact with the vacuum adsorption chamber; and a sensing device arranged on the bracket and at the front end of the conveyor belt body.

[0012] In one embodiment, the driving assembly includes a driving motor; a driving wheel and a driven wheel movably arranged at opposite ends of the bracket, and the conveyor belt body is arranged on the driving wheel and the driven wheel; the driving wheel is connected to the driving motor through a transmission belt.

[0013] In one embodiment, the photographing assembly includes a first support base, which is fixedly arranged on the side of the conveyor belt assembly; an adjustment mechanism arranged on the first support base; a camera body arranged on the adjustment mechanism and facing the conveyor belt body; and a light source fixedly arranged on the first support base and arranged on the side of the camera body.

[0014] In one embodiment, the adjustment mechanism includes an X-axis adjustment seat, which is detachably fixed on the first support seat; a Z-axis adjustment seat detachably fixed on the X-axis adjustment seat; and a Y-axis adjustment seat detachably fixed on the Z-axis adjustment seat.

[0015] In one embodiment, the UV curing assembly includes a third support seat, which is arranged on the side of the conveyor belt assembly and at the relatively rear end of the glue application assembly; and a UV lamp is arranged on the third support seat and facing the conveyor belt body.

[0016] A production device for a busbar-free battery string includes any of the above-mentioned solder strip glue applying and curing mechanisms.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] The utility model discloses a welding strip glue curing mechanism and production equipment applied to a main-grid-free battery string, which performs an adsorption and conveying operation on the main-grid-free battery string after being strung together through a conveyor belt component, and then sequentially photographs and positions a plurality of battery cells in the main-grid-free battery string through a photographing component, and a UVW alignment platform mechanism sequentially performs coordinate compensation alignment on a glue-applying steel mesh mechanism according to photographing information of the photographing component, and then sequentially completes the glue-applying action on the welding strips of a plurality of battery cells in the main-grid-free battery string through the cooperation of a scraper movement mechanism and a glue-applying steel mesh mechanism; after the glue-applying of a single battery cell is completed, the scraper movement mechanism rises as a whole, and then performs coordinate compensation alignment and glue-applying operations on the next battery cell, and solidifies it with a UV lamp, so that the welding strip and the battery cell are bonded by UV glue, so as to enhance the adhesion strength between the welding strip and the battery cell, and effectively solves the problem of low connection strength after the main-grid-free battery string is strung together. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 The utility model is a structural schematic diagram of a welding strip glue curing mechanism applied to a main grid-free battery string, including a conveyor belt assembly, a camera assembly, a glue application assembly and a UV curing assembly;

[0021] Figure 2 yes Figure 1 A schematic structural diagram of the conveyor belt assembly shown;

[0022] Figure 3 yes Figure 1 The structural schematic diagram of the camera assembly shown;

[0023] Figure 4 yes Figure 1 A schematic diagram of the structure of the glue application assembly shown;

[0024] Figure 5 yes Figure 1 Schematic diagram of the structure of the UV curing component shown.

[0025] Indications in the figure: 10, welding tape glue curing mechanism; 11, conveyor belt assembly; 111, bracket; 112, vacuum adsorption chamber; 113, driving motor; 114, driving wheel; 115, driven wheel; 116, conveyor belt body; 117, sensing device; 12, camera assembly; 121, first support seat; 122, adjustment mechanism; 1221, X-axis adjustment seat; 12211, scale; 1222, Z-axis adjustment seat; 1223, Y-axis adjustment seat; 123, camera body; 1 24, light source; 13, glue application assembly; 131, second support seat; 132, X-axis motion mechanism; 133, first support frame; 134, Z-axis motion mechanism; 135, second support frame; 136, UVW alignment platform mechanism; 137, glue application steel mesh mechanism; 138, steel mesh alignment photography mechanism; 139, scraper motion mechanism; 1391, lateral motion assembly; 1392, lifting scraper assembly; 14, UV curing assembly; 141, third support seat; 142, UV lamp. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a partial embodiment of the utility model, not all embodiments. Generally, the components of the embodiment of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] See also Figure 1As shown, the utility model is a welding strip glue curing mechanism 10 applied to the main-grid-free battery string, which is mainly applied to the main-grid-free battery string after being strung, and includes a conveyor belt assembly 11, a camera assembly 12, a glue applying assembly 13 and a UV curing assembly 14; the conveyor belt assembly 11 performs a conveying operation on the main-grid-free battery string; the camera assembly 12, the glue applying assembly 13 and the UV curing assembly 14 are sequentially arranged on the side of the conveyor belt assembly 11 and are respectively arranged directly above the conveyor belt body 116, and the camera assembly 12 sequentially performs a photographing operation on multiple battery cells in the main-grid-free battery string arranged directly below it; the glue applying assembly 13 sequentially performs a glue operation on the welding strip on the main-grid-free battery string arranged directly below it according to the positioning information of the camera assembly 12; the UV curing assembly 14 performs a curing operation on the glue on the main-grid-free battery string passing directly below it.

[0029] See also Figure 1 and Figure 2 As shown, in this embodiment, the conveyor belt assembly 11 includes a bracket 111, a vacuum adsorption chamber 112, a driving motor 113, a driving wheel 114, a driven wheel 115, a conveyor belt body 116 and a sensing device 117; the bracket 111 is a supporting body; the vacuum adsorption chamber 112 is fixedly arranged on the bracket 111, and is connected to the negative pressure generating device, so that the vacuum adsorption chamber 112 can generate an adsorption force; the driving motor 113 is arranged on the bracket 111, and is connected to the driving wheel 114 through a transmission belt; the driving wheel 114 and the driven wheel 115 are connected to the driving wheel 114 through a transmission belt; 15 are respectively arranged at opposite ends of the bracket 111; the two ends of the conveyor belt body 116 are respectively arranged on the driving wheel 114 and the driven wheel 115 and are in contact with the vacuum adsorption chamber 112, and the driving motor 113 drives the driving wheel 114 to rotate, thereby driving the conveyor belt body 116 arranged on the driving wheel 114 and the driven wheel 115 to move; the sensing device 117 is arranged on the bracket 111 and at the front end of the conveyor belt body 116, which senses the main grid-free battery string on the conveyor belt body 116, thereby triggering the camera assembly 12 to work. Specifically, the vacuum adsorption chamber 112 is provided with a plurality of first through holes at a position relative to the conveyor belt body 116; the conveyor belt body 116 is provided with a plurality of second through holes, and the second through holes match the first through holes, so that the vacuum adsorption chamber 112 sequentially adsorbs the main grid-free battery string on the conveyor belt body 116 through the first through holes and the second through holes, effectively preventing the main grid-free battery string on the conveyor belt body 116 from shifting.

[0030] See also Figure 1 and Figure 3As shown, in this embodiment, the photographing component 12 includes a first support seat 121, an adjustment mechanism 122, a camera body 123 and a light source 124; the first support seat 121 is fixedly arranged on the side of the conveyor belt component 11; the adjustment mechanism 122 is arranged on the first support seat 121; the camera body 123 is arranged on the adjustment mechanism 122 and is directly opposite to the conveyor belt body 116, and the position of the camera body 123 relative to the conveyor belt component 11 can be adjusted by the adjustment mechanism 122; the light source 124 is fixedly arranged on the first support seat 121 and is arranged on the side of the camera body 123, which performs fill light operation for the camera body 123, so that the camera body 123 can take pictures of multiple battery cells in the main grid-free battery string passing directly below it in turn. Specifically, the adjustment mechanism 122 includes an X-axis adjustment seat 1221, a Z-axis adjustment seat 1222 and a Y-axis adjustment seat 1223; the X-axis adjustment seat 1221 is detachably fixedly arranged on the first support seat 121, and can adjust its position in the X-axis direction relative to the first support seat 121; the Z-axis adjustment seat 1222 is detachably fixedly arranged on the X-axis adjustment seat 1221, and can adjust its position in the Z-axis direction relative to the X-axis adjustment seat 1221; the Y-axis adjustment seat 1223 is detachably fixedly arranged on the Z-axis adjustment seat 1222, and can adjust its position in the Y-axis direction relative to the Z-axis adjustment seat 1222. Preferably, a scale 12211 is arranged on the side of the X-axis adjustment seat 1221, and the scale 12211 facilitates the user to perform intuitive and accurate adjustment operations. Specifically, the camera body 123 and the light source 124 are both based on existing technologies, so the specific working process and the models used by the two are not described here, as long as the present application is met.

[0031] See also Figure 1 and Figure 4As shown, in this embodiment, the glue application component 13 includes a second support seat 131, an X-axis motion mechanism 132, a first support frame 133, a Z-axis motion mechanism 134, a second support frame 135, a UVW alignment platform mechanism 136, a glue application steel mesh mechanism 137, a steel mesh alignment photography mechanism 138 and a scraper motion mechanism 139; the second support seat 131 is fixedly arranged on the side of the conveyor belt assembly 11 and is arranged at the relatively rear end of the photography assembly 12; the X-axis motion mechanism 132 is arranged on the second support seat 131; the first support frame 133 is movably arranged on the second support seat 131 and is transmission-connected with the X-axis motion mechanism 132, and the X-axis motion mechanism 132 drives the first support frame 133 to perform linear motion in the X-axis direction relative to the second support seat 131; the Z-axis motion mechanism 134 is arranged on the first support frame 133; the second support frame 135 and the Z-axis motion mechanism 139 are connected to the first support frame 133. The motion mechanism 134 is connected in transmission, and the Z-axis motion mechanism 134 drives the second support frame 135 to perform linear motion in the Z-axis direction relative to the first support frame 133; the UVW alignment platform mechanism 136 and the glue-applying steel mesh mechanism 137 are sequentially arranged below the second support frame 135, and the UVW alignment platform mechanism 136 performs precise fine-tuning operations on the position of the glue-applying steel mesh mechanism 137; the steel mesh alignment photographing mechanism 138 is arranged below the glue-applying steel mesh mechanism 137, and it performs photographing operations on the glue-applying steel mesh mechanism 137, and the UVW alignment platform mechanism 136 adjusts the relative coordinates of the glue-applying steel mesh mechanism 137 according to the photographing information of the steel mesh alignment photographing mechanism 138; the scraper motion mechanism 139 is arranged on the second support frame 135 and is movably arranged above the glue-applying steel mesh mechanism 137, and it can contact the glue-applying steel mesh mechanism 137 to perform glue scraping operations. Specifically, the X-axis motion mechanism 132, the Z-axis motion mechanism 134, the UVW alignment platform mechanism 136, the gluing steel mesh mechanism 137, and the steel mesh alignment photography mechanism 138 all adopt existing technologies, so their specific working processes and adopted models are not described here, as long as they meet the requirements of this application.

[0032] See also Figure 4As shown, the scraper movement mechanism 139 includes a lateral movement component 1391 and at least one lifting scraper component 1392; the lateral movement component 1391 is arranged on the second support frame 135; at least one lifting scraper component 1392 is connected to the lateral movement component 1391 by transmission and is arranged above the glue-applying steel mesh mechanism 137, and the lateral movement component 1391 drives at least one lifting scraper component 1392 to move in the X-axis direction relative to the glue-applying steel mesh mechanism 137, thereby realizing the scraping operation. In this embodiment, the scraper movement mechanism 139 includes two lifting scraper components 1392, which are respectively connected to the forward lifting scraper component and the reverse lifting scraper component, and the forward and reverse scraping operations are respectively performed through the two; specifically, the lateral movement component 1391 and the lifting scraper component 1392 also adopt the existing technology, so the specific working process and the model adopted by the two are not described here, as long as the application is satisfied.

[0033] See also Figure 1 and Figure 5 As shown, in this embodiment, the UV curing component 14 includes a third support seat 141 and a UV lamp 142; the third support seat 141 is arranged on the side of the conveyor belt component 11 and at the relatively rear end of the glue application component 13; the UV lamp 142 is arranged on the third support seat 141 and is opposite to the conveyor belt body 116, and performs glue curing operation on the main grid-free battery string completed by the glue application directly below it; specifically, the UV lamp 142 adopts the existing technology, so its specific working process and the model adopted are not described here, as long as it meets the present application.

[0034] The utility model provides a production device for a busbar-free battery string, comprising any one of the above-mentioned solder strip glue applying and curing mechanisms 10.

[0035] It should be noted that the specific working process of a welding strip gluing and curing mechanism and production equipment applied to a main-gridless battery string is as follows: the main-gridless battery string after being strung flows into the conveyor belt assembly 11 from the upstream process, and the main-gridless battery string is adsorbed and conveyed by the cooperation of the vacuum adsorption chamber 112 and the conveyor belt body 116. When the sensing device 117 detects the main-gridless battery string, the camera assembly 12 is triggered to take pictures and position the multiple battery cells in the main-gridless battery string in turn. The UVW alignment platform mechanism 136 performs coordinate compensation on the gluing steel mesh mechanism 137 in turn according to the photographing information of the camera assembly 12, and then the scraper movement mechanism 139 and the gluing steel mesh mechanism 137 cooperate to complete the gluing action of the multiple battery cells in the main-gridless battery string in turn; after the gluing of a single battery cell is completed, the scraper movement mechanism 139 rises as a whole, and then coordinate compensation and gluing are performed on the next battery cell. After the gluing is completed, the main-gridless battery string passes through the UV lamp 142 to complete the curing operation.

[0036] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0037] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A solder strip glue curing mechanism for a busbar-free battery string, characterized in that: include: A conveyor belt assembly, which performs adsorption and conveying operations on the busbar-free battery strings after being strung together; A camera assembly is arranged on the side of the conveyor belt assembly, and the camera assembly sequentially takes pictures of a plurality of battery cells in a busbar-free battery string arranged directly below the camera assembly; A glue-applying component, which is arranged at the side of the conveyor belt component and at the rear end opposite to the camera component, and sequentially applies glue to the welding strips on the main grid-free battery string arranged directly below it; A UV curing component, which is arranged on the side of the conveyor belt component and at the relatively rear end of the glue application component, and performs a curing operation on the glue on the main grid-free battery string passing directly below; Among them, the glue applying component includes an XZ-axis motion component; a UVW alignment platform mechanism and a glue applying steel mesh mechanism are respectively arranged on the XZ-axis motion component in sequence, and the UVW alignment platform mechanism performs precise fine-tuning operations on the position of the glue applying steel mesh mechanism; a scraper motion mechanism is arranged on the XZ-axis motion component and movably arranged above the glue applying steel mesh mechanism, which cooperates with the glue applying steel mesh mechanism to perform glue scraping operations.

2. The solder strip glue curing mechanism for a busbar-free battery string according to claim 1, characterized in that: A steel mesh alignment and photographing mechanism is provided below the glue-applying steel mesh mechanism, which performs photographing operations on the glue-applying steel mesh mechanism.

3. The solder strip glue curing mechanism for a busbar-free battery string according to claim 1, characterized in that: The XZ-axis motion assembly includes a second support seat, which is fixedly arranged on the side of the conveyor belt assembly and arranged at the relatively rear end of the photographing assembly; an X-axis motion mechanism arranged on the second support seat; a first support frame movably arranged on the second support seat and transmission connected to the X-axis motion mechanism; a Z-axis motion mechanism arranged on the first support frame; and a second support frame transmission connected to the Z-axis motion mechanism.

4. The adhesive curing mechanism for solder strips applied to busbar-free battery strings according to claim 3, characterized in that: The scraper movement mechanism includes a lateral movement component and at least one lifting scraper component; the lateral movement component is arranged on the second support frame; at least one lifting scraper component is transmission-connected to the lateral movement component and is arranged above the sizing steel mesh mechanism.

5. The solder strip glue curing mechanism for a busbar-free battery string according to claim 1, characterized in that: The conveyor belt assembly includes a bracket; a vacuum adsorption chamber fixedly arranged on the bracket; a driving assembly arranged on the bracket; a conveyor belt body movably arranged on the bracket and transmission-connected to the driving assembly, which is in contact with the vacuum adsorption chamber; and a sensing device arranged on the bracket and at the front end of the conveyor belt body.

6. The adhesive curing mechanism for solder strips applied to busbar-free battery strings according to claim 5, characterized in that: The driving assembly includes a driving motor; a driving wheel and a driven wheel movably arranged at opposite ends of the bracket, and the conveyor belt body is arranged on the driving wheel and the driven wheel; the driving wheel is connected to the driving motor through a transmission belt.

7. The solder strip glue curing mechanism for a busbar-free battery string according to claim 5, characterized in that: The photographing assembly includes a first support seat, which is fixedly arranged on the side of the conveyor belt assembly; an adjustment mechanism arranged on the first support seat; a camera body arranged on the adjustment mechanism and facing the conveyor belt body; and a light source fixedly arranged on the first support seat and arranged on the side of the camera body.

8. The adhesive curing mechanism for solder strips applied to busbar-free battery strings according to claim 7, characterized in that: The adjustment mechanism includes an X-axis adjustment seat, which is detachably fixed on the first support seat; a Z-axis adjustment seat detachably fixed on the X-axis adjustment seat; and a Y-axis adjustment seat detachably fixed on the Z-axis adjustment seat.

9. The solder strip glue curing mechanism for a busbar-free battery string according to claim 5, characterized in that: The UV curing component comprises a third supporting seat, which is arranged on the side of the conveyor belt component and at the relatively rear end of the glue application component; and a UV lamp arranged on the third supporting seat and facing the conveyor belt body.

10. A production device for a busbarless battery string, characterized in that: The solder strip glue applying and curing mechanism comprises the solder strip glue applying and curing mechanism according to any one of claims 1 to 9.

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