A riveting and removing device for battery assembly

Abstract

The utility model provides a riveting and rejecting device for battery assembly, which relates to the technical field of battery assembly. The device includes a riveting and rejecting rotating disk mechanism, a connection and flipping mechanism, a riveting mechanism, a rejecting mechanism and a blanking mechanism; the riveting and rejecting rotating disk mechanism includes a riveting and rejecting rotating driving member and a riveting and rejecting rotating disk; the riveting and rejecting rotating disk is connected to the riveting and rejecting rotating driving member, and a plurality of processing stations are arranged at intervals along the circumferential direction on the riveting and rejecting rotating disk, and the connection and flipping mechanism is used to flip the iron shell onto the riveting and rejecting rotating disk mechanism; the riveting mechanism is used to rivet the iron shell; the rejecting mechanism is used to reject products that are unqualified for riveting; and the blanking mechanism is used to blank the products that have been riveted. The utility model has the advantage of realizing automatic loading, riveting, transfer, rejection and blanking of batteries, which greatly improves production efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of battery assembly, in particular to a riveting and rejecting device for battery assembly. Background Art

[0002] The existing battery includes an iron shell, a pole ear and a battery pack. During the production process, the pole ear needs to be installed in the iron shell, and then the battery pack is placed in the iron shell and the pole ear is pressed against the end face of the iron shell. Finally, the iron shell is sent to a pressing place for pressing, so that the pole ear and the battery pack are fixed in the iron shell. In the assembly process of the above-mentioned battery before pressing, the iron shell, the pole ear and the battery pack are manually assembled together, which is time-consuming and labor-intensive, with high labor costs. In addition, the consistency of the battery assembly cannot be guaranteed through manual operation, and the overall efficiency of manual assembly is low.

[0003] Especially during the riveting and rejection process, each battery needs to be manually transferred to the riveting equipment, and then the riveted batteries are transferred to the next process. Manual transportation is required in the middle, which not only wastes manpower but also wastes a lot of transportation time in the middle, greatly affecting the overall battery assembly efficiency. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the existing batteries are transported manually, which leads to a waste of transportation time and causes low assembly efficiency. In order to overcome the defects of the above existing technologies, the utility model provides a method of transporting instead of manual labor, which realizes the automatic loading, riveting, transfer, rejection and unloading of batteries without manual operation, thus saving the time of transportation in the middle, saving time and labor, and greatly improving production efficiency.

[0005] For the purpose of this utility model, the following technical solutions are adopted:

[0006] A riveting and rejecting device for battery assembly comprises a riveting and rejecting rotating disk mechanism, a connection and flipping mechanism, a riveting and pressing mechanism, a rejecting mechanism and a blanking mechanism; the riveting and rejecting rotating disk mechanism comprises a riveting and rejecting rotating driving member and a riveting and rejecting rotating disk; the riveting and rejecting rotating disk is connected to the riveting and rejecting rotating driving member, and drives the riveting and rejecting rotating disk to rotate horizontally through the riveting and rejecting rotating driving member; a plurality of processing stations are arranged at intervals along the circumferential direction on the riveting and rejecting rotating disk, each processing station is provided with a plurality of iron shell positioning grooves arranged at intervals, and the outer ends of the iron shell positioning grooves are provided with positioning groove openings communicating with the outside; the connection and flipping mechanism, the riveting and pressing mechanism, the rejecting mechanism and the blanking mechanism are arranged in sequence on the outer periphery of the riveting and rejecting rotating disk according to the processing sequence; the connection and flipping mechanism is used to flip the iron shell onto the riveting and rejecting rotating disk mechanism; the riveting and pressing mechanism is used to rivet the iron shell; the rejecting mechanism is used to reject products that fail the riveting and pressing; the blanking mechanism is used to blank the products that have been riveted and pressed. The device realizes the automatic loading, riveting, transfer, rejection and unloading of batteries, without the need for manual intervention or intermediate transportation, saving time and effort, and ensuring that the battery pack and the tabs are fixed in the iron shell. At the same time, it can also ensure the consistency of the riveting quality, ultimately greatly improving production efficiency.

[0007] Preferably, the connection and flipping mechanism includes an iron shell lifting assembly, a flipping assembly, a flip clamping assembly, a flip connection bracket and a connection pushing assembly; the iron shell lifting assembly and the flip connection bracket are respectively located on both sides of the flipping assembly, and the iron shell lifting assembly is used to lift the iron shell; the flip clamping assembly is arranged on the flipping assembly, the flip clamping assembly is used to clamp the lifted iron shell, and flip it 180° to the flip connection bracket through the flipping assembly, and the connection pushing assembly is used to push the iron shell of the flip connection bracket from the positioning groove opening into the iron shell positioning groove.

[0008] Preferably, the iron shell lifting assembly includes an iron shell lifting bracket, an iron shell lifting cylinder, and an iron shell lifting plate; the iron shell lifting cylinder is vertically arranged on the iron shell lifting bracket, the iron shell lifting plate is horizontally connected to the telescopic rod at the top of the iron shell lifting cylinder, and a plurality of iron shell lifting blocks are arranged at intervals on the iron shell lifting plate.

[0009] Preferably, the flip assembly includes a flip bracket, a flip cylinder, and a flip connecting shaft; the flip cylinder is arranged on the flip bracket, the flip connecting shaft is fixedly connected to the rotating part of the flip cylinder, and the flip connecting shaft is rotatably connected to the flip bracket.

[0010] Preferably, the flipping and clamping assembly includes a flipping and clamping drive cylinder, a flipping and clamping drive plate and a plurality of flipping and clamping plate modules; the flipping and clamping drive cylinder is connected to the middle part of the flipping connecting shaft; the flipping and clamping drive plate is connected to the telescopic rod of the flipping and clamping drive cylinder, and a plurality of the flipping and clamping plate modules are arranged at intervals on the flipping and clamping drive plate.

[0011] Preferably, each flip clamp module includes a first flip clamp and a second flip clamp; the first flip clamp and the second flip clamp are respectively located on the upper and lower sides of the flip clamping drive plate, and one end of the first flip clamp and the second flip clamp are hinged; the middle top surface of the flip clamping drive plate and the middle bottom surface of the flip clamping drive plate are both provided with flip clamping positioning columns; the middle of the first flip clamp and the second flip clamp are both provided with flip clamping through holes; the flip clamping through holes are sleeved on the flip clamping positioning columns, and the other ends of the first flip clamp and the second flip clamp are opened and clamped by horizontally moving the flip clamping drive plate.

[0012] Preferably, the flip connection bracket is provided with a connection groove corresponding to the iron shell positioning groove, and the connection groove is connected with the iron shell positioning groove; the connection pushing assembly includes a connection pushing cylinder, a connection push plate and a plurality of connection push blocks; the connection pushing cylinder is arranged on the bottom surface of the top plate of the flip connection bracket, and the top plate of the flip connection bracket is provided with a penetrating pushing through hole; the telescopic rod of the connection pushing cylinder is connected with a connection pushing connecting block; the connection pushing connecting block is fixedly connected with the connection push plate through the pushing through hole, and a plurality of the connection push blocks are arranged on the connection push plate at intervals, and the positions of the connection push blocks correspond to the positions of the connection grooves.

[0013] Preferably, the riveting mechanism includes a riveting bracket, a riveting carrier, a riveting punch, and a riveting plate; the riveting bracket and the riveting carrier are respectively arranged on the frame, and the riveting carrier is located below the riveting bracket; the riveting punch is arranged on the riveting bracket, the riveting plate is connected to the telescopic rod at the bottom of the riveting punch, and the riveting plate and the riveting carrier are arranged vertically aligned.

[0014] Preferably, the rejecting mechanism comprises a rejecting bracket and a plurality of rejecting cylinders; the rejecting bracket is arranged on a frame, and a plurality of rejecting cylinders are arranged on the rejecting bracket at intervals; and a telescopic rod of each rejecting cylinder is connected to a rejecting push plate.

[0015] Preferably, the unloading mechanism has the same structure as the rejecting mechanism.

[0016] To sum up, the advantages of the utility model are that it realizes the automatic loading, riveting, transferring, rejecting and unloading of batteries, without the need for manual participation and intermediate transportation, saving time and effort, and ensuring that the battery pack and the tabs are fixed in the iron shell. At the same time, it can also ensure the consistency of the riveting quality, ultimately greatly improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a riveting and rejecting device for battery assembly of the utility model.

[0018] Figure 2 It is a structural schematic diagram of the connection and flipping mechanism of the utility model.

[0019] Description of reference numerals:

[0020] 61. Riveting and rejecting rotating disk mechanism; 611. Riveting and rejecting rotating disk; 612. Iron shell positioning groove; 613. Positioning groove opening; 62. Connecting and flipping mechanism; 621. Iron shell lifting assembly; 6211. Iron shell lifting bracket; 6212. Iron shell lifting cylinder; 6213. Iron shell lifting plate; 6214. Iron shell lifting block; 622. Flipping assembly; 6221. Flipping bracket; 6222. Flipping cylinder; 6223. Flipping connecting shaft; 623. Flipping clamping assembly; 6231. Flipping clamping drive cylinder; 6232. Flipping clamping drive plate; 6233 , first flip clamp; 6234, second flip clamp; 6235, flip clamp positioning column; 6236, flip clamp through hole; 624, flip connection bracket; 6241, connection groove; 6242, push through hole; 625, connection push component; 6251, connection push cylinder; 6252, connection push block; 63, riveting mechanism; 631, riveting bracket; 632, riveting carrier; 633, riveting punch; 634, riveting plate; 64, rejection mechanism; 641, rejection bracket; 642, rejection cylinder; 643, rejection push plate; 65, unloading mechanism. DETAILED DESCRIPTION

[0021] The present application is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0022] like Figure 1 and Figure 2As shown, a riveting and rejecting device for battery assembly includes a riveting and rejecting rotating disk mechanism 61, a connection and flipping mechanism 62, a riveting and pressing mechanism 63, a rejecting mechanism 64 and a blanking mechanism 65; the riveting and rejecting rotating disk mechanism 61 includes a riveting and rejecting rotating driving member and a riveting and rejecting rotating disk 611; the riveting and rejecting rotating disk 611 is connected to the riveting and rejecting rotating driving member, and the riveting and rejecting rotating disk 611 is driven to rotate horizontally by the riveting and rejecting rotating driving member; a plurality of processing stations are arranged at intervals along the circumferential direction on the riveting and rejecting rotating disk 611, each processing station is provided with a plurality of iron shell positioning grooves 612 arranged at intervals, and the outer end of the iron shell positioning groove 612 is provided with a positioning groove opening 613 connected to the outside; the connection and flipping mechanism 62, the riveting and pressing mechanism 63, the rejecting mechanism 64 and the blanking mechanism 65 are arranged on the riveting and rejecting rotating disk 611 in sequence according to the processing sequence. The outer periphery of the iron shell; the connecting flipping mechanism 62 is used to flip the iron shell on the iron shell carrier onto the riveting and rejecting rotating disk mechanism 61, and before flipping, the iron shell on the iron shell carrier is preliminarily pressed by the pre-pressing device, and the battery pack and the pole ear are fixed in the iron shell by the cylinder pressing down, so as to prevent the battery pack and the pole ear from falling off during the flipping process; the riveting mechanism 63 is used to rivet the iron shell; the rejecting mechanism 64 is used to reject the products that fail the riveting; the riveting mechanism 63 is used to rivet the iron shell; the rejecting mechanism 64 is used to reject the products that fail the riveting; the unloading mechanism 65 is used to unload the riveted products; the device realizes the automatic loading, riveting, transfer, rejection and unloading of the battery, ensures that the battery pack and the pole ear are fixed in the iron shell, saves time and labor, greatly improves the overall assembly efficiency, and also ensures the consistency of the riveting quality.

[0023] like Figure 1 and Figure 2 As shown, the connection and flipping mechanism 62 includes an iron shell lifting component 621, a flipping component 622, a flip clamping component 623, a flip connection bracket 624 and a connection pushing component 625; the iron shell lifting component 621 and the flip connection bracket 624 are respectively located on both sides of the flipping component 622, and the iron shell lifting component 621 is arranged below the iron shell carrier; an iron shell placement groove is arranged on the iron shell carrier, and a penetrating iron shell lifting through hole is arranged at the bottom of the iron shell placement groove; the iron shell lifting component 621 is used to lift the iron shell in the iron shell placement groove through the iron shell lifting through hole; The rotating clamping assembly 623 is arranged on the flipping assembly 622. The flipping clamping assembly 623 is used to clamp the lifted iron shell and flip it 180° to the flip connecting bracket 624 through the flipping assembly 622. The connecting pushing assembly 625 is used to push the iron shell of the flip connecting bracket 624 from the positioning groove opening 613 into the iron shell positioning groove 612; the iron shell can be rotated 180° through the flipping assembly 622, which is convenient for direct transportation to the riveting mechanism 63 for riveting, which greatly improves the transportation efficiency and riveting efficiency, thereby improving the overall assembly efficiency.

[0024] like Figure 1 and Figure 2 As shown, the iron shell lifting assembly 621 includes an iron shell lifting bracket 6211, an iron shell lifting cylinder 6212, and an iron shell lifting plate 6213; the iron shell lifting cylinder 6212 is vertically arranged on the iron shell lifting bracket 6211, the iron shell lifting plate 6213 is horizontally connected to the telescopic rod at the top of the iron shell lifting cylinder 6212, and a plurality of iron shell lifting blocks 6214 are arranged at intervals on the iron shell lifting plate 6213; the iron shell lifting plate 6213 on the iron shell lifting cylinder 6212 drives the iron shell lifting blocks 6214 to lift the corresponding iron shell, so as to facilitate clamping and flipping.

[0025] like Figure 1 and Figure 2 As shown, the flip assembly 622 includes a flip bracket 6221, a flip cylinder 6222, and a flip connecting shaft 6223; the flip cylinder 6222 is arranged on the flip bracket 6221, the flip connecting shaft 6223 is fixedly connected to the rotating part of the flip cylinder 6222, and the flip connecting shaft 6223 is rotatably connected to the flip bracket 6221; the flip connecting shaft 6223 is driven to rotate by the flip cylinder 6222, thereby realizing a 180° flip.

[0026] like Figure 1 and Figure 2As shown, the flip clamping assembly 623 includes a flip clamping drive cylinder 6231, a flip clamping drive plate 6232 and a plurality of flip clamping plate modules; the flip clamping drive cylinder 6231 is connected to the middle part of the flip connection shaft 6223; the flip clamping drive plate 6232 is connected to the telescopic rod of the flip clamping drive cylinder 6231, and a plurality of flip clamping plate modules are arranged on the flip clamping drive plate 6232 at intervals; each flip clamping plate module includes a first flip clamping plate 6233 and The first flip clamping plate 6233 and the second flip clamping plate 6234 are respectively located on the upper and lower sides of the flip clamping driving plate 6232, and one end of the first flip clamping plate 6233 and the second flip clamping plate 6234 are hinged; the middle top surface of the flip clamping driving plate 6232 and the middle bottom surface of the flip clamping driving plate 6232 are both provided with a flip clamping positioning column 6235; the middle of the first flip clamping plate 6233 and the second flip clamping plate 6234 are both provided with The first and second flip clamping plates 6233 and 6234 are conveniently clamped and opened by the first and second flip clamping plates 6233 and 6234, so that all the lifted iron shells can be clamped at the same time, which greatly improves the clamping efficiency and the stability and convenience of clamping.

[0027] like Figure 1 and Figure 2 As shown, the connection pushing component 625 includes a connection pushing cylinder 6251, a connection pushing plate and a plurality of connection pushing blocks 6252; the connection pushing cylinder 6251 is arranged on the bottom surface of the top plate of the flip connection bracket 624, and the top plate of the flip connection bracket 624 is provided with a penetrating pushing through hole 6242; the telescopic rod of the connection pushing cylinder 6251 is connected with a connection pushing connecting block; the connection pushing connecting block passes through the pushing through hole 6242 and is fixedly connected with the connection pushing plate, and a plurality of connection pushing blocks 6252 are arranged on the connection pushing plate at intervals, and the positions of the connection pushing blocks 6252 correspond to the positions of the connection grooves 6241; the connection pushing cylinder 6251 on the connection pushing component 625 is used to facilitate pushing the flipped iron shell, so that the iron shell is pushed toward the riveting and rejection rotating disk 611 along the connection grooves 6241.

[0028] like Figure 1As shown, the riveting mechanism 63 includes a riveting bracket 631, a riveting carrier 632, a riveting punch 633, and a riveting plate 634; the riveting bracket 631 and the riveting carrier 632 are respectively arranged on the frame, and the riveting carrier 632 is located below the riveting bracket 631; the riveting punch 633 is arranged on the riveting bracket 631, the riveting plate 634 is connected to the telescopic rod at the bottom of the riveting punch 633, and the riveting plate 634 is vertically aligned with the riveting carrier 632; the rejecting mechanism 64 includes a rejecting bracket 641 and a plurality of rejecting cylinders 642. The rejecting bracket 641 is arranged on the frame, and a plurality of rejecting cylinders 642 are arranged on the rejecting bracket 641 at intervals; the telescopic rod of each rejecting cylinder 642 is connected to a rejecting push plate 643; the unloading mechanism 65 has the same structure as the rejecting mechanism 64.

[0029] When the device is working, the pre-installed iron shells are firstly lifted up at one time by the iron shell lifting cylinder 6212 on the iron shell lifting assembly 621 to mobilize the iron shell lifting block 6214 to lift up all the iron shells on one station of the riveting and rejecting rotating disk 611 at one time, and the flip clamping driving cylinder 6231 on the flip clamping assembly 623 drives the flip clamping driving plate 6232 to move backward, so that the front sections of the first flip clamping plate 6233 and the second flip clamping plate 6234 clamp the iron shells. After all the iron shells on one station are clamped accordingly, all the iron shells are flipped backward 180° by the flip assembly 622 and transported to the connecting groove 6241, and all the iron shells are pushed out at one time by the connecting push cylinder 6251 to drive the connecting push block 6252. The film is put into the riveting and rejecting rotating disk 611, and the riveting and rejecting rotating disk 611 rotates to the riveting mechanism 63. Before being transported to the riveting mechanism 63, the film feeding mechanism will pre-transport the film to the riveting carrier 632, and the iron shell is riveted and fixed by the riveting punch 633, so that the iron shell is deformed and the film, the tabs, and the battery pack are sealed in the iron shell. At the same time, the iron shell is riveted and tested, and then transported to the rejection mechanism 64 after the test. The unqualified products are pushed by the rejection cylinder 642 to the rejection push plate 643, so that the unqualified products are separated from the iron shell positioning groove 612 and pushed into the recycling box, and finally rotated to the unloading mechanism 65 and pushed into the next process for processing in the same working mode as the rejection mechanism 64. Automated riveting and rejection processing is realized without manual operation, saving time and effort.

[0030] The advantage of the utility model is that the device realizes automatic loading, riveting, transferring, rejecting and unloading of batteries, ensuring that the battery pack and the tabs are fixed in the iron shell, saving time and labor, greatly improving the overall assembly efficiency, and also ensuring the consistency of the riveting quality.

Claims

1. A riveting and rejecting device for battery assembly, characterized in that: The invention comprises a riveting and rejecting rotating disk mechanism (61), a connection and flipping mechanism (62), a riveting mechanism (63), a rejecting mechanism (64) and a feeding mechanism (65); the riveting and rejecting rotating disk mechanism (61) comprises a riveting and rejecting rotating driving member and a riveting and rejecting rotating disk (611); the riveting and rejecting rotating disk (611) is connected to the riveting and rejecting rotating driving member, and the riveting and rejecting rotating disk (611) is driven to rotate horizontally by the riveting and rejecting rotating driving member; a plurality of processing stations are arranged at intervals along the circumferential direction on the riveting and rejecting rotating disk (611), and each processing station is provided with a plurality of iron shell positioning grooves ( 612), and the outer end of the iron shell positioning groove (612) is provided with a positioning groove opening (613) communicating with the outside; the connection flipping mechanism (62), the riveting mechanism (63), the rejection mechanism (64) and the blanking mechanism (65) are arranged in sequence on the outer periphery of the riveting and rejecting rotating disk (611) according to the processing sequence; the connection flipping mechanism (62) is used to flip the iron shell onto the riveting and rejecting rotating disk mechanism (61); the riveting mechanism (63) is used to rivet the iron shell; the rejection mechanism (64) is used to reject the products that fail the riveting; and the blanking mechanism (65) is used to discharge the products that have been riveted.

2. The riveting and removing device for battery assembly according to claim 1, characterized in that: The connection and flipping mechanism (62) comprises an iron shell lifting component (621), a flipping component (622), a flipping clamping component (623), a flipping and connecting bracket (624) and a connection and pushing component (625); the iron shell lifting component (621) and the flipping and connecting bracket (624) are respectively located on both sides of the flipping component (622); the iron shell lifting component (621) is used to lift up the iron shell; the flipping and clamping component (623) is arranged on the flipping component (622); the flipping and clamping component (623) is used to clamp the lifted iron shell and flip it 180° to the flipping and connecting bracket (624) through the flipping component (622); the connection and pushing component (625) is used to push the iron shell of the flipping and connecting bracket (624) from the positioning groove opening (613) into the iron shell positioning groove (612).

3. The riveting and removing device for battery assembly according to claim 2, characterized in that: The iron shell lifting assembly (621) comprises an iron shell lifting bracket (6211), an iron shell lifting cylinder (6212), and an iron shell lifting plate (6213); the iron shell lifting cylinder (6212) is vertically arranged on the iron shell lifting bracket (6211), the iron shell lifting plate (6213) is horizontally connected to a telescopic rod at the top of the iron shell lifting cylinder (6212), and a plurality of iron shell lifting blocks (6214) are arranged at intervals on the iron shell lifting plate (6213).

4. The riveting and removing device for battery assembly according to claim 2, characterized in that: The flip assembly (622) comprises a flip bracket (6221), a flip cylinder (6222), and a flip connecting shaft (6223); the flip cylinder (6222) is arranged on the flip bracket (6221), the flip connecting shaft (6223) is fixedly connected to the rotating part of the flip cylinder (6222), and the flip connecting shaft (6223) is rotatably connected to the flip bracket (6221).

5. The riveting and removing device for battery assembly according to claim 4, characterized in that: The flipping and clamping assembly (623) comprises a flipping and clamping driving cylinder (6231), a flipping and clamping driving plate (6232) and a plurality of flipping and clamping plate modules; the flipping and clamping driving cylinder (6231) is connected to the middle part of the flipping connecting shaft (6223); the flipping and clamping driving plate (6232) is connected to the telescopic rod of the flipping and clamping driving cylinder (6231), and a plurality of the flipping and clamping plate modules are arranged at intervals on the flipping and clamping driving plate (6232).

6. The riveting and removing device for battery assembly according to claim 5, characterized in that: Each flip clamp module includes a first flip clamp (6233) and a second flip clamp (6234); the first flip clamp (6233) and the second flip clamp (6234) are respectively located on the upper and lower sides of the flip clamping drive plate (6232), and one end of the first flip clamp (6233) and the second flip clamp (6234) are hinged; the middle top surface of the flip clamping drive plate (6232) and the middle bottom surface of the flip clamping drive plate (6232) are A flip clamping positioning column (6235) is provided; a flip clamping through hole (6236) is provided in the middle of the first flip clamping plate (6233) and the second flip clamping plate (6234); the flip clamping through hole (6236) is sleeved on the flip clamping positioning column (6235), and is horizontally moved by a flip clamping driving plate (6232) to realize the opening and clamping of the other end of the first flip clamping plate (6233) and the second flip clamping plate (6234).

7. The riveting and removing device for battery assembly according to claim 2, characterized in that: The flip connection bracket (624) is provided with a connection groove (6241) corresponding to the iron shell positioning groove (612), and the connection groove (6241) is connected to the iron shell positioning groove (612); the connection pushing component (625) includes a connection pushing cylinder (6251), a connection push plate and a plurality of connection pushing blocks (6252); the connection pushing cylinder (6251) is arranged on the bottom surface of the top plate of the flip connection bracket (624), and the top plate of the flip connection bracket (624) is provided with a through pushing hole (6242); the telescopic rod of the connection pushing cylinder (6251) is connected with a connection pushing connection block; the connection pushing connection block passes through the pushing hole (6242) and is fixedly connected to the connection push plate, and a plurality of the connection pushing blocks (6252) are arranged on the connection push plate at intervals, and the position of the connection pushing blocks (6252) corresponds to the position of the connection groove (6241).

8. The riveting and removing device for battery assembly according to claim 1, characterized in that: The riveting mechanism (63) comprises a riveting support (631), a riveting carrier (632), a riveting punch (633), and a riveting plate (634); the riveting support (631) and the riveting carrier (632) are respectively arranged on a frame, and the riveting carrier (632) is located below the riveting support (631); the riveting punch (633) is arranged on the riveting support (631), the riveting plate (634) is connected to a telescopic rod at the bottom of the riveting punch (633), and the riveting plate (634) and the riveting carrier (632) are arranged to be vertically aligned.

9. The riveting and rejecting device for battery assembly according to claim 1, characterized in that: The rejecting mechanism (64) comprises a rejecting bracket (641) and a plurality of rejecting cylinders (642). The rejecting bracket (641) is arranged on a frame, and a plurality of rejecting cylinders (642) are arranged on the rejecting bracket (641) at intervals; the telescopic rod of each rejecting cylinder (642) is connected to a rejecting push plate (643).

10. The riveting and rejecting device for battery assembly according to claim 9, characterized in that: The material unloading mechanism (65) has the same structure as the rejecting mechanism (64).

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