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CN-121983634-A - Automatic PACK battery PACK assembling method and system

CN121983634ACN 121983634 ACN121983634 ACN 121983634ACN-121983634-A

Abstract

The invention belongs to the technical field of automatic production of lithium batteries, and particularly relates to an assembly method and an assembly system of an automatic PACK battery PACK. The invention realizes the whole process automation of battery PACK production by the cooperative integration of automatic feeding of a plastic sucking disc, battery split-flow overturning, tab cutting and bending, rubberizing combination, bracket mounting and blanking modules, remarkably reduces manual participation, and has the advantages that the tab cutting and bending modules are provided with insulating partition boards, the tabs are effectively isolated and protected in the processing process, the short circuit risk is avoided, the battery assembly safety is greatly improved, the second type of batteries are overturned by the battery overturning module, the battery split-flow and combination modules are matched, the accurate pairing of the batteries in different directions is ensured, the battery assembly consistency is remarkably improved, the process modules are arranged in parallel along a first conveying line and a second conveying line, the tab processing, rubberizing, combination and bracket mounting procedures are operated cooperatively, the continuous production is realized, and the whole production efficiency and the operation stability are comprehensively improved.

Inventors

  • FANG LE
  • LI NIAN
  • JI YUANHAO

Assignees

  • 深圳高能新能源有限公司

Dates

Publication Date
20260505
Application Date
20260319

Claims (10)

  1. 1. A method of assembling an automatic PACK battery comprising the steps of: s1, automatically feeding a plastic sucking disc, and automatically conveying the plastic sucking disc loaded with a plurality of single batteries to a battery material taking station; S2, dividing the single battery into a first battery and a second battery, and turning over at least one battery so that the different batteries meet the direction requirements of subsequent tab processing; S3, cutting the tab, namely automatically cutting the tab of the single battery, and isolating and protecting the tab through an insulating structure in the cutting process; s4, bending the tab, and automatically bending and forming the cut tab; S5, attaching a buffer material, and automatically attaching the buffer material to the designated position of the tab or the battery; S6, automatically combining the first type of batteries and the second type of batteries according to a preset arrangement mode to form a battery module; s7, mounting a tab fixing bracket, automatically feeding the tab fixing bracket, and mounting the tab fixing bracket on a battery module; S8, discharging the battery pack, and automatically conveying the assembled battery pack to a discharging station.
  2. 2. An automatic PACK battery assembly system for implementing an automatic PACK battery assembly method of claim 1, comprising: A machine table (1); the automatic plastic sucking disc feeding module (2) is arranged on the machine table (1) and is used for conveying the plastic sucking disc loaded with the battery to a material taking position; The battery distribution module (3) is arranged on the machine table (1) and comprises a first conveying line (31) and a second conveying line (32) and a battery transplanting manipulator sucker module (33) for distributing batteries to the first conveying line (31) and the second conveying line (32); The battery overturning module (4) is arranged on the second conveying line (32) and is used for overturning the battery; the tab cutting module (5) is arranged on the machine table (1) and is used for cutting the battery tab; The tab bending module (6) is arranged on the machine table (1) and is used for bending the cut tab; the rubberizing module (7) is arranged on the machine table (1) and is used for attaching a buffer material on the surface of the lug or the battery; the battery combination module (8) is arranged on the machine table (1) and is used for combining the first type of batteries and the second type of batteries into a battery module; The tab fixing bracket mounting module (9) is arranged on the machine table (1) and is used for mounting the tab fixing bracket on the battery module; and the blanking module (10) is arranged on the machine table (1) and is used for outputting the assembled battery pack.
  3. 3. The assembly system of the automatic PACK battery PACK according to claim 2, wherein the first conveying line (31) and the second conveying line (32) are arranged on two sides of the automatic feeding module (2) of the plastic sucking disc in parallel and respectively extend to the positions of the corresponding tab cutting modules (5), the tab cutting modules (5) and the tab bending modules (6) corresponding to the first conveying line (31) are sequentially arranged along the conveying direction, and the tab cutting modules (5) and the tab bending modules (6) corresponding to the second conveying line (32) are sequentially arranged along the conveying direction; The battery overturning module (4) comprises at least one mounting plate (41) arranged on one side of the second conveying line (32), an overturning air cylinder (42) is arranged on one side of the mounting plate (41), a battery carrier plate (43) is arranged at the output end of the overturning air cylinder (42), and at least one reversing sucker (44) is arranged in the battery carrier plate (43); The machine table (1) is also provided with a plastic sucking disc blank blanking enclosing shield (11) positioned at one side of the first conveying line (31).
  4. 4. The assembly system of the automatic PACK battery PACK according to claim 2, wherein a battery processing positioning jig mechanism (12) is commonly arranged on one side of a tab cutting module (5) and one side of a tab bending module (6) corresponding to the first conveying line (31) and is used for positioning a first type of battery conveyed by the first conveying line (31), and a battery processing positioning jig mechanism (12) is commonly arranged on one side of a tab cutting module (5) and one side of a tab bending module (6) corresponding to the second conveying line (32) and is used for positioning a second type of battery conveyed by the second conveying line (32); The battery processing positioning jig mechanism (12) comprises a fixed plate (121) and a jacking cylinder (122) which are arranged at the top of a machine table (1), a plurality of jig main bodies (123) are arranged at the top of the fixed plate (121), the jig main bodies (123) are used for placing first batteries or second batteries to be processed, a movable plate (124) is movably arranged at one side of the fixed plate (121), the output end of the jacking cylinder (122) is connected with the movable plate (124), supporting plates (125) with the same number as the jig main bodies (123) are arranged at the top of the movable plate (124), and the supporting plates (125) are in one-to-one correspondence with the jig main bodies (123) and are movably embedded into the jig main bodies (123).
  5. 5. The automatic PACK battery assembly system according to claim 2, wherein the battery assembly module (8) comprises a bidirectional moving module (81), a first battery sucking mechanism (82), a second battery sucking mechanism (83) and an assembly jig (84), wherein the bidirectional moving module (81) is provided with a first output end and a second output end, the first battery sucking mechanism (82) is arranged at the first output end and is used for sucking a first battery, the second battery sucking mechanism (83) is arranged at the second output end and is used for sucking a second battery, and the assembly jig (84) is arranged at the top of the machine table (1) and is positioned below the first battery sucking mechanism (82) and the second battery sucking mechanism (83) and is used for accommodating the first battery and the second battery and enabling the first battery and the second battery to be assembled into a battery module; The combined jig (84) comprises a rodless cylinder (841), the rodless cylinder (841) is arranged inside a machine table (1) and the top of the rodless cylinder extends to the upper portion of the machine table (1), one side of the rodless cylinder (841) is slidably provided with a mounting seat (842), the mounting seat (842) is in transmission connection with the output end of the rodless cylinder (841), a rotary cylinder (843) is arranged inside the mounting seat (842), the output end of the rotary cylinder (843) is connected with a rotary carrying table (844), two combined positioning jigs (845) are symmetrically arranged at the two ends of the top of the rotary carrying table (844) and are used for alternately carrying battery modules, and clamping notches (846) are formed in two sides of each combined positioning jig (845).
  6. 6. The system for assembling an automatic PACK battery PACK according to claim 2, further comprising a transfer manipulator module (13), wherein the transfer manipulator module (13) is disposed at the top of the machine (1) and located between the battery assembly module (8) and the tab fixing bracket mounting module (9), and is configured to transfer the assembled battery module from the assembly jig (84) to the tab fixing bracket mounting module (9); The transfer manipulator module (13) comprises a linear module (131) arranged on the machine table (1), wherein a lifting transfer cylinder (132) is arranged at the output end of the linear module (131), and a pneumatic clamping jaw (133) is arranged at the output end of the lifting transfer cylinder (132), and a floating pressing mechanism (14) is arranged in the pneumatic clamping jaw (133) and used for elastically pressing the battery module from above when the battery module is clamped; The floating pressing mechanism (14) comprises a top plate (141) arranged at the inner top of the pneumatic clamping jaw (133), a plurality of guide rods (142) are movably sleeved on the top plate (141), a plurality of floating pressing plates (143) are jointly arranged at the bottoms of the guide rods (142), and pressure springs (144) are sleeved on the guide rods (142).
  7. 7. The automatic PACK battery PACK assembling system according to claim 5, wherein the tab fixing support mounting module (9) comprises a fixing support mounting jig mechanism (91), a tab fixing support feeding mechanism (92) and a tab fixing support mounting manipulator (93), wherein the fixing support mounting jig mechanism (91) is arranged at the top of a machine table (1) and is used for bearing a battery module of a tab fixing support to be mounted, the tab fixing support feeding mechanism (92) is arranged at the top of the machine table (1) and is used for automatically feeding the tab fixing support, and the tab fixing support mounting manipulator (93) is arranged on the machine table (1) and is used for mounting the tab fixing support on the battery module; The fixed bracket mounting jig mechanism (91) comprises a rotary reversing cylinder (911), a reversing plate (912), a battery fixing jig (913) and a limiting component, wherein the rotary reversing cylinder (843) is arranged at the top of the machine table (1), the reversing plate (912) is connected with the output end of the rotary cylinder (843), the battery fixing jig (913) is arranged at one side of the reversing plate (912) and is used for accommodating a battery module, and the limiting component is arranged at the bottom of the reversing plate (912) and is used for preventing the battery module from falling off when the reversing plate (912) rotates; the limiting assembly comprises a limiting cylinder (914) arranged at the bottom of the reversing plate (912), and a limiting rod (915) is arranged at the output end of the limiting cylinder (914).
  8. 8. The assembly system of the automatic PACK battery PACK according to claim 2, wherein the rubberizing module (7) is arranged between a tab bending module (6) corresponding to the first conveying line (31) and the battery combining module (8) and is used for attaching buffer materials to the processed first type of batteries, the blanking module (10) comprises a blanking conveying line (101), the blanking conveying line (101) is arranged at the top of the machine table (1) and is positioned at one side of the tab fixing support mounting module (9), and guide plates (102) are further arranged at two sides of the top of the blanking conveying line (101); The rubberizing module (7) comprises a stabilizing plate (71) arranged at the top of the machine table (1), a moving plate (72) is slidably arranged at the top of the stabilizing plate (71) through a guide rail, and a ball screw transmission pair (73) for driving the moving plate (72) is further arranged at the top of the stabilizing plate (71); One side of the moving plate (72) is provided with a sponge rubber forming coil stock placing disc (74) and a release paper rolling disc (75) positioned below the sponge rubber forming coil stock placing disc (74), one side of the moving plate (72) is also provided with a material taking cylinder (76), and the output end of the material taking cylinder (76) is provided with a negative pressure material sucking plate (77) for taking down the sponge rubber from release paper.
  9. 9. The automatic PACK battery PACK assembling system according to claim 2, wherein the automatic plastic sucking disc feeding module (2) comprises an upper supporting plate (21) arranged at the top of the machine table (1), a lower supporting plate (22) is arranged at the bottom of the upper supporting plate (21), a plastic sucking disc tray (23) is movably arranged at the top of the upper supporting plate (21), a screw rod stepping motor ‌ module (24) for driving the plastic sucking disc tray (23) to lift is arranged on the lower supporting plate (22), and the automatic plastic sucking disc feeding module (2) further comprises a material taking sensor (25) arranged at the top of the machine table (1); The battery transplanting manipulator sucker module (33) comprises a linear transplanting module (331) arranged at the top of the machine table (1), wherein the linear transplanting module (331) is provided with two independently driven output ends, one output end is provided with a first lifting sucker group (332) and a plastic sucking disc lifting sucker group (334), and the other output end is provided with a second lifting sucker group (333); The tab cutting module (5) comprises an upper cutter (51), a lower cutter (52) and a cutting driving cylinder (53), wherein the cutting driving cylinder (53) drives the upper cutter (51) to move relative to the lower cutter (52), the tab cutting module (5) further comprises an upper cutter insulating partition board (54) and a lower cutter insulating partition board (55), the upper cutter insulating partition board (54) is arranged above the upper cutter (51), and the lower cutter insulating partition board (55) is arranged below the lower cutter (52); The electrode lug bending module (6) comprises an upper bending die (61), a lower bending die (62) and a bending driving cylinder (63), the bending driving cylinder (63) drives the upper bending die (61) to move relative to the lower bending die (62), the electrode lug bending module (6) further comprises an upper die insulating partition plate (64) and a lower die insulating partition plate (65), the upper die insulating partition plate (64) is arranged above the upper bending die (61), and the lower die insulating partition plate (65) is arranged below the lower bending die (62).
  10. 10. The automatic PACK battery assembly system according to claim 2, wherein the tab fixing support feeding mechanism (92) comprises a material box switching platform (921) and a support secondary positioning jig (922), a material box rotating cylinder (923) is arranged at the bottom of the material box switching platform (921), support material boxes (924) are arranged at two ends of the top of the material box switching platform (921), a support feeding cylinder (925) is arranged at one side of the material box rotating cylinder (923), and the output end of the support feeding cylinder (925) penetrates through the material box switching platform (921) and extends into one of the support material boxes (924); The bracket secondary positioning jig (922) is arranged at the top of the machine table (1) through an upright post (926), and the top of the upright post (926) is also provided with alignment cylinders (927) positioned at two adjacent sides of the bracket secondary positioning jig (922); The pole lug fixing support mounting manipulator (93) comprises a portal frame (931) arranged at the top of the machine table (1), a manipulator transplanting module (932) is arranged on the portal frame (931), the manipulator transplanting module (932) is provided with at least two output ends, a discharging lifting cylinder (933) is arranged on one of the output ends, a pneumatic clamp (934) is arranged at the output end of the discharging lifting cylinder (933), and a flexible pad (935) is arranged in the pneumatic clamp (934); The portal frame (931) is further provided with a positioning air cylinder (936), and the output end of the positioning air cylinder (936) is provided with a positioning plugboard (937).

Description

Automatic PACK battery PACK assembling method and system Technical Field The invention relates to the technical field of A, in particular to an assembling method and system of an automatic PACK battery PACK. Background In the production process of the PACK of the lithium battery, a plurality of single batteries are required to be subjected to tab cutting, bending, combining and mounting of a fixing bracket, and finally the battery module is formed. At present, the existing production mode adopts manual or semi-automatic equipment to complete various working procedures, the link automation degree of battery feeding, tab processing, battery combination and the like is low, manual intervention is relied on, and the production efficiency is low and the product consistency is poor. In the process of cutting and bending the tab, burrs, damage and even short circuit risks are easy to generate due to the lack of effective insulation protection measures, and the safety of the battery is influenced. For batteries with different positive and negative tab directions, the batteries need to be combined after the directions are manually adjusted, so that the production beat is unstable. In addition, the processes lack effective coordination, and a continuous production flow is difficult to form. Therefore, we propose an assembling method and system of an automatic PACK battery PACK to solve the above problems. Disclosure of Invention (One) solving the technical problems Aiming at the defects of the prior art, the invention provides an automatic PACK battery PACK assembling method and system, and solves the problems of low automation degree, poor process cooperativity and insufficient safety of the existing battery PACK assembling technology in the background art. (II) technical scheme The invention adopts the following technical scheme for realizing the purposes: An assembling method of an automatic PACK battery PACK, comprising the steps of: s1, automatically feeding a plastic sucking disc, and automatically conveying the plastic sucking disc loaded with a plurality of single batteries to a battery material taking station; S2, dividing the single battery into a first battery and a second battery, and turning over at least one battery so that the different batteries meet the direction requirements of subsequent tab processing; S3, cutting the tab, namely automatically cutting the tab of the single battery, and isolating and protecting the tab through an insulating structure in the cutting process; s4, bending the tab, and automatically bending and forming the cut tab; S5, attaching a buffer material, and automatically attaching the buffer material to the designated position of the tab or the battery; S6, automatically combining the first type of batteries and the second type of batteries according to a preset arrangement mode to form a battery module; s7, mounting a tab fixing bracket, automatically feeding the tab fixing bracket, and mounting the tab fixing bracket on a battery module; S8, discharging the battery pack, and automatically conveying the assembled battery pack to a discharging station. An assembling system of an automatic PACK battery PACK, for implementing the assembling method of the automatic PACK battery PACK, comprising: A machine table; the automatic feeding module of the plastic sucking disc is arranged on the machine table and is used for conveying the plastic sucking disc loaded with the battery to a material taking position; The battery diversion module is arranged on the machine table and comprises a first conveying line, a second conveying line and a battery transplanting manipulator sucker module for diverting batteries to the first conveying line and the second conveying line; The battery overturning module is arranged on the second conveying line and used for overturning the battery; the tab cutting module is arranged on the machine and used for cutting the battery tab; the tab bending module is arranged on the machine table and used for bending the cut tab; The rubberizing module is arranged on the machine table and is used for attaching a buffer material on the surface of the lug or the battery; The battery combination module is arranged on the machine and is used for combining the first type of batteries and the second type of batteries into a battery module; The electrode lug fixing bracket mounting module is arranged on the machine table and used for mounting the electrode lug fixing bracket on the battery module; and the blanking module is arranged on the machine and used for outputting the assembled battery pack. The tab cutting module and the tab bending module corresponding to the first conveying line are sequentially arranged along the conveying direction, and the tab cutting module and the tab bending module corresponding to the second conveying line are sequentially arranged along the conveying direction; the battery overturning module comprises at least one mounting plate arranged