Tab feeding device for battery assembly

Abstract

The utility model provides a tab feeding device for battery assembly, which relates to the technical field of battery assembly and comprises a tab feeding support, a tab feeding conveyor belt mechanism, a tab bending mechanism and a tab casing mechanism. The tab feeding conveying belt mechanism comprises a tab feeding driving assembly and a tab feeding conveying belt; the tab feeding driving assembly is arranged on the tab feeding bracket, and the tab feeding conveying belt is in transmission connection with the tab feeding driving assembly; the tab bending mechanism comprises a tab paper strip bending assembly, a tab translation assembly and a tab head bending assembly; the tab paper strip bending assembly is used for bending a tab paper strip upwards; the tab translation assembly is used for translating and pushing out tabs forwards; the tab head bending assembly is used for bending the tab head downwards; and the tab entering-shell mechanism is used for pushing the bent tab into the iron shell. The electrode lug assembling device has the advantages that the electrode lugs are automatically fed, bent and assembled, the electrode lug assembling efficiency is improved, and meanwhile the electrode lug assembling consistency is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of battery assembly, in particular to a tab feeding 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 in the process of loading the tabs, each tab needs to be bent manually, and then placed into the iron shell one by one. This is time-consuming and labor-intensive, and the bending consistency cannot be guaranteed, which also affects the overall battery assembly efficiency. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the existing manual assembly efficiency of the pole ears is low. In order to overcome the defects of the above existing technologies, the utility model provides a method for realizing automatic bending and loading of the pole ears, which saves time and labor and greatly improves production efficiency. At the same time, the automatic bending can ensure the bending consistency and assembly quality.

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

[0006] A tab feeding device for battery assembly comprises a tab feeding bracket, a tab feeding conveyor belt mechanism, a tab bending mechanism and a tab shelling mechanism; the tab feeding conveyor belt mechanism comprises a tab feeding drive assembly and a tab feeding conveyor belt; the tab feeding drive assembly is arranged on the tab feeding bracket, the tab feeding conveyor belt is connected to the tab feeding drive assembly by driving, and the tab is horizontally conveyed by the tab feeding conveyor belt; a plurality of tab conveying positioning blocks are arranged at intervals on the tab feeding conveyor belt; Each of the tab conveying and positioning blocks is provided with a tab placement slot that runs through the front and back; the tab bending mechanism includes a tab paper strip bending assembly, a tab translation assembly, and a tab head bending assembly; the tab paper strip bending assembly is used to bend the tab paper strip that exceeds the tab placement slot on the rear side of the tab upward; the tab translation assembly is used to translate the tab forward and push it out, and make the tab head on the front side exceed the tab placement slot; the tab head bending assembly is used to bend the tab head downward; the tab shelling mechanism is used to push the bent tab into the iron shell. The tab feeding device for battery assembly is used to realize automatic feeding, bending, and assembly of the tabs, without the need for manual participation, saving time and effort, greatly improving the tab assembly efficiency, and also ensuring the consistency of the tab assembly.

[0007] Preferably, the tab feed drive assembly comprises a tab feed drive motor, a tab feed active guide roller, and a tab feed driven guide roller; the tab feed drive motor is arranged on a tab feed bracket, and the tab feed active guide roller and the tab feed driven guide roller are rotatably connected to the two ends of the tab feed bracket respectively; the tab feed drive motor is transmission-connected to the tab feed active guide roller, and the tab feed conveyor belt is tensionedly connected to the tab feed active guide roller and the tab feed driven guide roller.

[0008] Preferably, the tab paper strip bending assembly includes a tab paper strip pressing bracket, a tab paper strip pressing cylinder, a tab paper strip pressing plate, a tab paper strip bending bracket, a tab paper strip bending cylinder and a tab paper strip bending lifting plate; the tab paper strip pressing bracket is arranged on a frame; the tab paper strip pressing cylinder is vertically arranged on the tab paper strip pressing bracket; the tab paper strip pressing plate is connected to the telescopic rod at the bottom of the tab paper strip pressing cylinder; the bottom of the tab paper strip pressing plate is provided with tab paper strip pressing blocks corresponding to the tab conveying positioning blocks arranged at intervals; the tab paper strip bending bracket is arranged on a frame and is located below the tab paper strip pressing bracket; the tab paper strip bending cylinder is vertically arranged on the tab paper strip bending bracket, the tab paper strip bending lifting plate is connected to the telescopic rod at the top of the tab paper strip bending cylinder, and the top surface of the tab paper strip bending lifting plate is provided with a lifting bending block.

[0009] Preferably, the pole lug translation assembly includes a pole lug translation cylinder and a pole lug translation push plate; the pole lug translation cylinder is horizontally arranged on a frame, the pole lug translation push plate is connected to the telescopic rod of the pole lug translation cylinder, and the pole lug translation push plate is used to push the pole lug forward so that the front pole lug head exceeds the pole lug placement slot.

[0010] Preferably, the tab head bending assembly includes a tab head bending bracket, a tab head bending cylinder, a tab head bending pressure plate and a tab head bending block; the tab head bending bracket is arranged on a frame, and the tab head bending cylinder is arranged on the top of the tab head bending bracket; the telescopic rod of the tab head bending cylinder passes through the top of the tab head bending bracket and is fixedly connected with the tab head bending pressure plate; the tab head bending pressure block is arranged at the bottom of the tab head bending pressure plate.

[0011] Preferably, a U-shaped pressing groove matching with the tab head and opening upward is provided on the bottom surface of the tab head bending pressing block.

[0012] Preferably, the lug shell entry mechanism includes a lug shell entry gantry bracket, an iron shell limit cylinder, an iron shell limit connecting plate, an iron shell limit block, a lug shell entry guide cylinder, a lug shell entry guide plate, a lug shell entry guide block, a lug shell entry push cylinder and a lug shell entry push plate; the lug shell entry gantry bracket is arranged on one side of the discharge end of the lug feeding bracket; the iron shell limit cylinder is arranged on the middle bottom surface of the lug shell entry gantry bracket; the iron shell limit connecting plate is connected to the telescopic rod of the iron shell limit cylinder, and the iron shell limit block is arranged on the iron shell limit connecting plate close to the One side of the iron shell; the pole lug shell entry guide cylinder is arranged on the middle top surface of the pole lug shell entry gantry bracket; the pole lug shell entry guide plate is connected to the telescopic rod of the pole lug shell entry guide cylinder, the pole lug shell entry guide blocks are arranged on the pole lug shell entry guide plate at intervals, and each pole lug shell entry guide block is respectively located above the iron shell limit block, and the pole lug shell entry pushing cylinder is arranged on the other side of the discharge end of the pole lug feeding bracket; the pole lug shell entry push plate is connected to the telescopic rod of the pole lug shell entry push cylinder, and the pole lug shell entry push plate is used to push the pole lug so that the pole lug falls into the iron shell.

[0013] Preferably, the iron shell limiting block is provided with an iron shell limiting groove for limiting the iron shell.

[0014] To sum up, the advantage of the utility model is that the tab feeding device for battery assembly can realize automatic feeding, bending and assembly of the tabs without manual participation, thus saving time and effort, greatly improving the tab assembly efficiency, and also ensuring the consistency of the tab assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a tab feeding device for battery assembly of the utility model.

[0016] Figure 2 It is a structural schematic diagram of the tab bending mechanism of the utility model.

[0017] Figure 3 It is a structural schematic diagram of the tab shell insertion mechanism of the utility model.

[0018] Description of reference numerals:

[0019] 41. Tab feeding bracket; 42. Tab feeding conveyor belt mechanism; 421. Tab feeding conveyor belt; 4211. Tab conveying positioning block; 4212. Tab placement slot; 422. Tab feeding drive motor; 423. Tab feeding active guide roller; 424. Tab feeding driven guide roller; 43. Tab paper strip bending assembly; 431. Tab paper strip pressing bracket; 432. Tab paper strip pressing cylinder; 4321. Tab paper strip pressing block; 433. Tab paper strip pressing plate; 434. Tab paper strip bending bracket; 435. Tab paper strip bending cylinder; 436. Tab paper strip bending lifting plate; 437. Lifting bending block; 44. Tab translation assembly; 441. Tab translation cylinder; 442. Tab translation push plate; 45. Tab head bending assembly; 451. Tab head bending bracket; 452. Tab head bending cylinder; 453. Tab head bending pressure plate; 454. Tab head bending pressure block; 455. U-shaped pressing groove; 46. Tab shell entry mechanism; 461. Tab shell entry gantry bracket; 462. Iron shell limiting cylinder; 463. Iron shell limiting connecting plate; 464. Iron shell limiting block; 4641. Iron shell limiting groove; 465. Tab shell entry guide cylinder; 466. Tab shell entry guide plate; 467. Tab shell entry guide block; 468. Tab shell entry push cylinder; 469. Tab shell entry push plate. DETAILED DESCRIPTION

[0020] The present application is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0021] like Figures 1 to 3As shown, a tab feeding device for battery assembly includes a tab feeding bracket 41, a tab feeding conveyor belt mechanism 42, a tab bending mechanism and a tab shelling mechanism 46; the tab feeding conveyor belt mechanism 42 includes a tab feeding drive assembly and a tab feeding conveyor belt 421; the tab feeding drive assembly is arranged on the tab feeding bracket 41, the tab feeding conveyor belt 421 is connected to the tab feeding drive assembly by driving, and the tab is horizontally conveyed by the tab feeding conveyor belt 421; a plurality of tab conveying positioning blocks 4211 are arranged at intervals on the tab feeding conveyor belt 421 ; Each tab conveying and positioning block 4211 is provided with a tab placement slot 4212 that runs through the front and back; the tab bending mechanism includes a tab paper strip bending assembly 43, a tab translation assembly 44, and a tab head bending assembly 45; the tab paper strip bending assembly 43 is used to bend the tab paper strip that exceeds the tab placement slot 4212 at the rear side of the tab upward; the tab translation assembly 44 is used to translate the tab forward and push it out, and make the tab head at the front side exceed the tab placement slot 4212; the tab head bending assembly 45 is used to bend the tab head downward; the tab shelling mechanism 46 is used to push the bent tab into the iron shell. The tab feeding device 4 for battery assembly realizes automatic feeding, bending and assembly of the tabs, without manual participation, saving time and effort, greatly improving the tab assembly efficiency, and also ensuring the consistency of the tab assembly.

[0022] like Figures 1 to 3 As shown, the tab feeding drive assembly includes a tab feeding drive motor 422, a tab feeding active guide roller 423, and a tab feeding driven guide roller 424; the tab feeding drive motor 422 is arranged on the tab feeding bracket 41, and the tab feeding active guide roller 423 and the tab feeding driven guide roller 424 are rotatably connected to the two ends of the tab feeding bracket 41 respectively; the tab feeding drive motor 422 is transmission-connected to the tab feeding active guide roller 423, and the tab feeding conveyor belt 421 is tensionedly connected to the tab feeding active guide roller 423 and the tab feeding driven guide roller 424, and the tabs are conveyed one by one through the tab feeding conveyor belt 421 to improve the conveying efficiency.

[0023] like Figure 1 to Figure 2As shown, the tab paper strip bending assembly 43 includes a tab paper strip pressing bracket 431, a tab paper strip pressing cylinder 432, a tab paper strip pressing plate 433, a tab paper strip bending bracket 434, a tab paper strip bending cylinder 435 and a tab paper strip bending lifting plate 436; the tab paper strip pressing bracket 431 is arranged on a frame; the tab paper strip pressing cylinder 432 is vertically arranged on the tab paper strip pressing bracket 431; the tab paper strip pressing plate 433 is connected to the telescopic rod at the bottom of the tab paper strip pressing cylinder 432; tab paper strip pressing blocks 4321 corresponding to the tab conveying positioning blocks 4211 are arranged at intervals at the bottom of the tab paper strip pressing plate 433; the tab paper strip pressing blocks 4321 facilitate downward pressing to stably compress the tab paper strip. The tab paper strip bending bracket 434 is set on the frame and is located below the tab paper strip pressing bracket 431; the tab paper strip bending cylinder 435 is vertically set on the tab paper strip bending bracket 434, the tab paper strip bending lifting plate 436 is connected to the telescopic rod at the top of the tab paper strip bending cylinder 435, and the top surface of the tab paper strip bending lifting plate 436 is provided with a lifting and bending block 437; the lifting and bending block 437 is used to facilitate the bending of the tab paper strip that exceeds the tab placement groove 4212 upwards, thereby realizing automatic bending of the tab paper strip and improving bending efficiency and bending stability.

[0024] like Figure 2 As shown, the tab translation assembly 44 includes a tab translation cylinder 441 and a tab translation push plate 442; the tab translation cylinder 441 is horizontally arranged on the frame, and the tab translation push plate 442 is connected to the telescopic rod of the tab translation cylinder 441, and the tab translation push plate 442 is used to push the tab forward so that the tab head on the front side exceeds the tab placement slot 4212; the tab translation cylinder 441 drives the tab translation push plate 442 to push toward the upwardly bent portion of the tab paper strip, so that the tab can be pushed forward and the tab head of the tab can exceed the tab placement slot 4212.

[0025] like Figure 2 As shown, the tab head bending assembly 45 includes a tab head bending bracket 451, a tab head bending cylinder 452, a tab head bending pressure plate 453 and a tab head bending pressure block 454; the tab head bending bracket 451 is arranged on the frame, and the tab head bending cylinder 452 is arranged on the top of the tab head bending bracket 451; the telescopic rod of the tab head bending cylinder 452 passes through the top of the tab head bending bracket 451 and is fixedly connected to the tab head bending pressure plate 453; the tab head bending The bending block 454 is arranged at the bottom of the tab head bending plate 453, and the bottom surface of the tab head bending block 454 is provided with a U-shaped pressing groove 455 which cooperates with the tab head and opens upward; the tab head bending block 454 at the bottom of the tab head bending plate 453 is driven by the tab head bending cylinder 452 to press downward, so that the tab head enters the U-shaped pressing groove 455 and bends downward during the pressing process, thereby realizing automatic bending of the tab head and improving bending efficiency and bending stability.

[0026] like Figure 3 As shown, the tab shell mechanism 46 includes a tab shell gantry support 461, an iron shell limit cylinder 462, an iron shell limit connecting plate 463, an iron shell limit block 464, a tab shell guide cylinder 465, a tab shell guide plate 466, a tab shell guide block 467, a tab shell push cylinder 468 and a tab shell push plate 469; the tab shell gantry support 461 is arranged on the front side of the discharge end of the tab feeding support 41; the iron shell limit cylinder 462 is arranged on the middle bottom surface of the tab shell gantry support 461; The iron shell limiting connecting plate 463 is connected to the telescopic rod of the iron shell limiting cylinder 462, and the iron shell limiting block 464 is arranged on the iron shell limiting connecting plate 463 close to the iron shell side. The iron shell limiting block 464 is provided with an iron shell limiting groove 4641 for limiting the iron shell. The iron shell limiting groove 4641 is matched with the width of the iron shell, so as to facilitate the positioning and limiting of each iron shell placed on the rotating disk or the iron shell placement slot on the fixed carrier, so as to prevent the inaccurate placement of the pole ear due to the shaking of the iron shell when the pole ear is placed. The lug shell guide cylinder 465 is arranged on the middle top surface of the lug shell gantry bracket 461; the lug shell guide plate 466 is connected to the telescopic rod of the lug shell guide cylinder 465, and the lug shell guide blocks 467 are arranged on the lug shell guide plate 466 at intervals, and each lug shell guide block 467 is respectively located above the iron shell limit block 464, and is limited above the iron shell by the iron shell limit block 464, thereby preventing the lug from being placed in the lug head or the lug paper strip from being placed in the iron shell, ensuring that the lug can fall into the iron shell stably and accurately, and improving the accuracy and stability of shell entry. The lug shell push cylinder 468 is arranged on the other side of the discharge end of the lug feeding bracket 41; the lug shell push plate 469 is connected to the telescopic rod of the lug shell push cylinder 468, and the lug shell push plate 469 is used to push the lug so that the lug falls into the iron shell.

[0027] When the device is working, the tabs are transported one by one to the tab placement slot 4212 of each tab conveying positioning block 4211 through the tab conveying vibration plate, and the tab feeding drive motor 422 on the tab feeding drive assembly drives the tabs on the tab feeding conveyor belt 421 to be transported horizontally. The tabs are first transported to the tab paper strip bending assembly 43, and the tab paper strip pressing cylinder 432 drives the tab paper strip pressing plate 433 to press the part located on the tab placement slot 4212, and then the tab paper strip bending lifting plate 436 is driven by the tab paper strip bending cylinder 435 to bend the part of the rear side of the tab paper strip that exceeds the tab placement slot 4212 upwards, and after the tab paper strip is bent, it is transported to the tab translation assembly 44, and the tab translation cylinder 441 drives the tab translation The push plate 442 pushes toward the bent part of the ear paper strip that is bent upward, so that the ear can be pushed forward and the ear head of the ear is beyond the ear placement groove 4212, and then the pushed-out ear is transported to the ear head bending assembly 45, and the ear head bending block 454 at the bottom of the ear head bending plate 453 is driven by the ear head bending cylinder 452 to press downward, so that the ear head enters the U-shaped pressing groove 455, and bends downward during the pressing process, so that the ear forms a Z shape, and finally the ear shell pushing cylinder 468 on the ear shell mechanism 46 drives the ear shell push plate 469 to be pushed toward the iron shell, and under the limit of the iron shell limit block 464 and the ear shell guide block 467 and the gravity of the ear head, it can be poured into the iron shell to ensure the accuracy and stability of shell entry.

[0028] The advantage of the utility model is that the device can realize automatic feeding, bending and assembly of the pole ear without manual participation, thus saving time and labor, greatly improving the efficiency of the pole ear assembly, and also ensuring the consistency of the pole ear assembly.

Claims

1. A tab feeding device for battery assembly, characterized in that: The invention comprises a tab feeding support (41), a tab feeding conveyor belt mechanism (42), a tab bending mechanism and a tab shelling mechanism (46); the tab feeding conveyor belt mechanism (42) comprises a tab feeding drive assembly and a tab feeding conveyor belt (421); the tab feeding drive assembly is arranged on the tab feeding support (41), the tab feeding conveyor belt (421) is drivingly connected to the tab feeding drive assembly, and the tabs are horizontally conveyed by the tab feeding conveyor belt (421); a plurality of tab conveying positioning blocks (4211) are arranged at intervals on the tab feeding conveyor belt (421); each of the tab conveying positioning blocks (4211) is provided with a tab placement groove (4212) running through the front and back; the tab bending mechanism includes a tab paper strip bending assembly (43), a tab translation assembly (44) and a tab head bending assembly (45); the tab paper strip bending assembly (43) is used to bend the tab paper strip on the rear side of the tab that exceeds the tab placement groove (4212) upward; the tab translation assembly (44) is used to translate the tab forward and push it out, and make the tab head on the front side exceed the tab placement groove (4212); the tab head bending assembly (45) is used to bend the tab head downward; the tab shell insertion mechanism (46) is used to push the bent tab into the iron shell.

2. The tab feeding device for battery assembly according to claim 1, characterized in that: The tab feeding drive assembly comprises a tab feeding drive motor (422), a tab feeding active guide roller (423), and a tab feeding driven guide roller (424); the tab feeding drive motor (422) is arranged on a tab feeding bracket (41), and the tab feeding active guide roller (423) and the tab feeding driven guide roller (424) are respectively rotatably connected to the two ends of the tab feeding bracket (41); the tab feeding drive motor (422) is transmission-connected to the tab feeding active guide roller (423), and the tab feeding conveyor belt (421) is tensionedly connected to the tab feeding active guide roller (423) and the tab feeding driven guide roller (424).

3. The tab feeding device for battery assembly according to claim 1, characterized in that: The tab paper strip bending assembly (43) comprises a tab paper strip pressing support (431), a tab paper strip pressing cylinder (432), a tab paper strip pressing plate (433), a tab paper strip bending support (434), a tab paper strip bending cylinder (435) and a tab paper strip bending lifting plate (436); the tab paper strip pressing support (431) is arranged on a frame; the tab paper strip pressing cylinder (432) is vertically arranged on the tab paper strip pressing support (431); the tab paper strip pressing plate (433) is connected to a telescopic rod at the bottom of the tab paper strip pressing cylinder (432); The bottom of the strip pressing plate (433) is provided with tab paper strip pressing blocks (4321) corresponding to the tab conveying positioning blocks (4211) arranged at intervals; the tab paper strip bending bracket (434) is arranged on the frame and is located below the tab paper strip pressing bracket (431); the tab paper strip bending cylinder (435) is vertically arranged on the tab paper strip bending bracket (434), the tab paper strip bending lifting plate (436) is connected to the telescopic rod at the top of the tab paper strip bending cylinder (435), and the top surface of the tab paper strip bending lifting plate (436) is provided with a lifting bending block (437).

4. The tab feeding device for battery assembly according to claim 1, characterized in that: The tab translation assembly (44) comprises a tab translation cylinder (441) and a tab translation push plate (442); the tab translation cylinder (441) is horizontally arranged on a frame, the tab translation push plate (442) is connected to a telescopic rod of the tab translation cylinder (441), and the tab translation push plate (442) is used to push the tab forward so that the tab head on the front side exceeds the tab placement slot (4212).

5. The tab feeding device for battery assembly according to claim 1, characterized in that: The tab head bending assembly (45) comprises a tab head bending bracket (451), a tab head bending cylinder (452), a tab head bending pressure plate (453) and a tab head bending pressure block (454); the tab head bending bracket (451) is arranged on a frame, and the tab head bending cylinder (452) is arranged on the top of the tab head bending bracket (451); the telescopic rod of the tab head bending cylinder (452) passes through the top of the tab head bending bracket (451) and is fixedly connected to the tab head bending pressure plate (453); the tab head bending pressure block (454) is arranged on the bottom of the tab head bending pressure plate (453).

6. The tab feeding device for battery assembly according to claim 5, characterized in that: The bottom surface of the tab head bending pressing block (454) is provided with a U-shaped pressing groove (455) matching with the tab head and opening upward.

7. The tab feeding device for battery assembly according to claim 1, characterized in that: The lug shell entry mechanism (46) comprises a lug shell entry gantry support (461), an iron shell limit cylinder (462), an iron shell limit connecting plate (463), an iron shell limit block (464), a lug shell entry guide cylinder (465), a lug shell entry guide plate (466), a lug shell entry guide block (467), a lug shell entry push cylinder (468) and a lug shell entry push plate (469); the lug shell entry gantry support (461) is arranged on one side of the discharge end of the lug feeding support (41); the iron shell limit cylinder (462) is arranged on the middle bottom surface of the lug shell entry gantry support (461); the iron shell limit connecting plate (463) is connected to the telescopic rod of the iron shell limit cylinder (462), and the iron shell limit block (464) is arranged on the iron shell limit connecting plate (463). The plate (463) is on the side close to the iron shell; the tab shell guide cylinder (465) is arranged on the middle top surface of the tab shell gantry bracket (461); the tab shell guide plate (466) is connected to the telescopic rod of the tab shell guide cylinder (465); the tab shell guide blocks (467) are arranged on the tab shell guide plate (466) at intervals, and each tab shell guide block (467) is respectively located above the iron shell limit block (464); the tab shell push cylinder (468) is arranged on the other side of the discharge end of the tab feeding bracket (41); the tab shell push plate (469) is connected to the telescopic rod of the tab shell push cylinder (468), and the tab shell push plate (469) is used to push the tab so that the tab falls into the iron shell.

8. The tab feeding device for battery assembly according to claim 7, characterized in that: The iron shell limiting block (464) is provided with an iron shell limiting groove (4641) for limiting the position of the iron shell.

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