CN113809406A - Flexible production system for power battery pack - Google Patents
Flexible production system for power battery pack Download PDFInfo
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- CN113809406A CN113809406A CN202111222837.7A CN202111222837A CN113809406A CN 113809406 A CN113809406 A CN 113809406A CN 202111222837 A CN202111222837 A CN 202111222837A CN 113809406 A CN113809406 A CN 113809406A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 65
- 238000012360 testing method Methods 0.000 claims abstract description 63
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 38
- 230000007306 turnover Effects 0.000 claims abstract description 28
- 238000006073 displacement reaction Methods 0.000 claims description 53
- 238000007599 discharging Methods 0.000 claims description 21
- 238000003860 storage Methods 0.000 claims description 14
- 239000003292 glue Substances 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 claims description 8
- 239000006260 foam Substances 0.000 claims description 7
- 238000012545 processing Methods 0.000 abstract description 11
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- 239000000463 material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
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- 238000011056 performance test Methods 0.000 description 2
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
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- 210000000352 storage cell Anatomy 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to a flexible production system of a power battery pack, which comprises: the device comprises a feeding device, a comprehensive testing device, a turnover device, a gluing and stacking device and a robot assembly. The feeding device comprises a feeding assembly, and the feeding assembly is used for driving the battery cell to move along the height direction of the feeding assembly; the comprehensive testing device comprises a rotating disc and testing equipment, wherein the testing equipment is arranged along the circumferential direction of the rotating disc; this flexible production system of power battery package, automatic operation between each device is favorable to reducing artifical the participation, improves work efficiency greatly. Simultaneously, establish ties through the robot subassembly between each device, it is convenient to make up, and its arbitrary isolated plant can use with other production line combinations, to the electric core of processing different models, size, can add into other production lines alone, improves the compatibility of electric core production, reduces the cost of equipment purchase simultaneously, and then reduction in production cost.
Description
Technical Field
The invention relates to the technical field of automatic production and assembly of battery packs, in particular to a flexible production system of a power battery pack.
Background
The power battery generally refers to a storage battery for providing power for electric vehicles, electric trains, electric bicycles, electric tools, and the like. Generally, a plurality of single battery cells are combined in series and parallel to form required voltage and capacitance, namely, the power battery pack. The production process of the power battery pack mainly comprises the following steps: testing and sorting the battery cores, stacking the battery cores into groups, and welding the battery cores in series and parallel. The battery core is generally divided into a hard (aluminum/steel) shell battery core, a soft-package battery core and a cylindrical battery core, wherein the soft-package battery core is lighter in weight, higher in specific energy and flexible in design compared with other two battery cores, and is the main battery core type in the conventional power battery pack. The design of the soft package battery cell is flexible, so that the appearance specification is various, and the production process often needs to change the shape.
The conventional power battery pack production line mainly comprises a manual production line and an automatic production line, and the manual production line has the defects of poor quality control capability, large equipment management workload and large personnel mobility. The connection between each process of the full-automatic production line is tight, the whole production line can be influenced when a certain process is suspended, and the production line can be stopped when the process is serious. The traditional full-automatic production line is poor in compatibility, one production line can only be compatible with one type of product, and for different types of products, multiple production lines are needed, so that the cost is high.
Disclosure of Invention
Based on this, it is necessary to overcome the defects in the prior art, and a flexible production system for a power battery pack is provided, which can effectively improve the production efficiency of the battery core and reduce the production cost.
The technical scheme is as follows: a power battery pack flexible production system comprising: the battery cell feeding device comprises a feeding device and a feeding device, wherein the feeding device comprises a feeding assembly, and the feeding assembly is used for driving a battery cell to move along the height direction of the feeding assembly; the comprehensive testing device comprises a rotating disc and testing equipment, wherein the testing equipment is arranged along the circumferential direction of the rotating disc, the rotating disc is used for placing an electric core, and the testing equipment is used for acquiring a first parameter of the electric core; the overturning device comprises a workbench and an overturning assembly, the workbench and the overturning assembly are arranged at intervals, the workbench is used for placing the battery cell, and the overturning assembly is used for picking up and overturning the battery cell; the gluing stacking device comprises a gluing component, a stacking table and a supporting component, the gluing component is connected with the stacking table, the stacking table is provided with stacking holes, the supporting component is arranged corresponding to the stacking holes, the supporting component is used for supporting the electric core to move along the height direction of the stacking table, and the gluing component is used for gluing the electric core at the stacking holes; the robot assembly comprises a first robot, a second robot and a third robot, the first robot is movably arranged between the feeding device and the comprehensive testing device, and the first robot is at least used for moving the battery cell from the feeding assembly to the rotating disc; the second robot is arranged between the comprehensive testing device and the overturning device and used for moving the battery cell to the workbench from the rotating disc; the third robot is arranged between the turnover device and the gluing stacking device, and is used for moving the battery cell to the supporting assembly from the workbench.
This flexible production system of power battery package, in electric core production process, at first, during the staff will be equipped with the dolly of electric core and push loading attachment, first robot picks up electric core to integrated test device's rotary disk automatically, every picks up a set of electric core, and the certain height that electric core rises is ordered about to the loading subassembly for first robot all picks up electric core in same position at every turn. The rotating disc rotates to enable the battery cell to rotate to a station of testing equipment, the testing equipment tests the battery cell to obtain a first parameter of the battery cell, the rotating disc continues to rotate after the first parameter of the battery cell is qualified, the battery cell moves to the side of a second robot, the second robot automatically moves the battery cell to a workbench, a turning assembly picks up the battery cell on the workbench, and the battery cell is placed on the workbench after being turned; and then, the third robot picks up the battery cell turned over on the workbench, conveys the battery cell to the lifting assembly, and repeats the process. When the supporting assembly receives a group of electric cores, the gluing assembly glues the electric cores at the stacking holes, the third robot picks or manually picks foam to cover the electric cores after gluing, the gluing assembly then glues the foam, after the gluing is completed, the supporting assembly drives the electric cores to move downwards for a fixed distance, the next electric cores are located at the stacking holes when being stacked upwards, then the gluing and foam placing operations are continued until the electric cores are stacked to the preset height, and the stacking operation is completed. This flexible production system of power battery package, automatic operation between each device is favorable to reducing artifical the participation, improves work efficiency greatly. Simultaneously, establish ties through the robot subassembly between each device, it is convenient to make up, and its arbitrary isolated plant can use with other production line combinations, to the electric core of processing different models, size, can add into other production lines alone, improves the compatibility of electric core production, reduces the cost of equipment purchase simultaneously, and then reduction in production cost.
In one embodiment, the power battery pack flexible production system further comprises a grouping device and a fourth robot, the grouping device is arranged between the feeding device and a comprehensive testing device, the fourth robot is arranged between the grouping device and the feeding device, the fourth robot is used for moving the cells from the feeding assembly to the grouping device, and the grouping device is used for grouping the cells according to a second parameter.
In one embodiment, the grouping device includes a detection device, a feeding turntable, a loading displacement member, a grouping frame, a discharging displacement member and a discharging turntable, the loading displacement member is disposed between the feeding turntable and the grouping frame, the grouping frame is provided with more than two storage lattices, the discharging displacement member is disposed between the grouping frame and the discharging turntable, the loading displacement member is used for placing the battery cells on the feeding turntable on the storage lattices according to detection parameters, and the discharging displacement member is used for discharging the battery cells on the storage lattices onto the discharging turntable.
In one embodiment, the power battery pack flexible production system further comprises a grouping transmission device and a fifth robot, the grouping transmission device is arranged between the grouping device and the comprehensive test device, the fifth robot is used for moving the battery cells from the grouping device to the grouping transmission device, the grouping transmission device comprises more than two conveyor belts, and the conveyor belts are used for transmitting the battery cells on the discharge turntable to the comprehensive test device.
In one embodiment, the turnover device further comprises a displacement assembly, the displacement assembly is in driving connection with the turnover assembly, and the displacement assembly drives the turnover assembly to move along the length direction of the workbench and the height direction of the turnover assembly.
In one embodiment, the turnover device further comprises a variable pitch assembly, a shell entering assembly and a lug cutting assembly, wherein a first station, a second station, a third station and a fourth station are arranged on the workbench at intervals, the variable pitch assembly is arranged corresponding to the first station, the shell entering assembly is arranged corresponding to the second station, the lug cutting assembly is arranged corresponding to the third station, and the fourth station is used for blanking.
In one embodiment, the number of the turnover devices is at least two, and the two turnover devices are arranged oppositely.
In one embodiment, the number of the gluing stacking devices is at least two, the two gluing stacking devices are arranged oppositely, and the turnover devices and the gluing stacking devices are arranged in a one-to-one correspondence manner.
In one embodiment, the flexible production system for the power battery pack further comprises a blanking device, the blanking device comprises a blanking table, a blanking tray and a blanking displacement assembly, the blanking tray is in driving connection with the blanking displacement assembly, the blanking tray is matched with the supporting assembly, and the blanking displacement assembly is used for driving the tray to move along the height direction, the width direction and the length direction of the stacking table.
In one embodiment, the feeding device, the comprehensive testing device, the turnover device and the gluing stacking device are respectively provided with a mounting seat and a pulley, and the pulley is movably connected with the mounting seat.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a first schematic structural diagram of a flexible power battery pack production system according to an embodiment;
fig. 2 is a schematic structural diagram ii of the flexible production system for power battery packs according to an embodiment;
fig. 3 is a schematic structural diagram of the gluing stacking device and the blanking device in an embodiment.
Description of reference numerals:
100. a power battery pack flexible production system; 110. a feeding device; 111. a feeding assembly; 112. a tray recovery assembly; 120. a comprehensive test device; 121. rotating the disc; 1211. operating stations; 122. testing equipment; 1221. an OCV test device; 1222. IV, testing equipment; 123. processing equipment; 1231. a tab leveling device; 1232. a dog ear pressing device; 124. a waste holding table; 130. a turning device; 131. a work table; 1311. a first station; 1312. a second station; 1313. a third station; 1314. a fourth station; 132. a turnover assembly; 133. a displacement assembly; 134. a pitch change assembly; 135. a housing-entering component; 136. a tab cutting assembly; 140. a gluing and stacking device; 141. a gluing component; 142. a stacking table; 1421. stacking holes; 143. supporting the assembly; 150. a robot assembly; 151. a first robot; 152. a second robot; 153. a third robot; 154. a fourth robot; 155. a fifth robot; 160. a grouping device; 161. a detection device; 162. a feed turntable; 163. a rack entering displacement piece; 164. a grouping frame; 1641. storing grids; 165. a rack discharging displacement piece; 166. a discharging turntable; 170. a packet transfer device; 171. a conveyor belt; 180. a blanking device; 181. a blanking table; 182. a blanking tray; 183. a discharging displacement component; 200. and (5) battery cores.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1 to fig. 3, a flexible production system 100 for a power battery pack according to an embodiment of the present invention includes: the loading device 110, the comprehensive testing device 120, the turnover device 130, the gluing and stacking device 140 and the robot assembly 150. The feeding device 110 includes a feeding assembly 111, and the feeding assembly 111 is configured to drive the battery cells 200 to move along a height direction of the feeding assembly 111. The integrated test apparatus 120 includes a rotating disk 121, and test devices 122, the test devices 122 being disposed along a circumferential direction of the rotating disk 121. The rotating disc 121 is used for placing the battery cell 200, and the testing device 122 is used for acquiring a first parameter of the battery cell 200. The turnover device 130 includes a worktable 131 and a turnover assembly 132, wherein the worktable 131 and the turnover assembly 132 are arranged at an interval. The workbench 131 is used for placing the battery cells 200, and the turning assembly 132 is used for picking up and turning over the battery cells 200. The gluing and stacking device 140 includes a gluing component 141, a stacking platform 142 and a supporting component 143, the gluing component 141 is connected with the stacking platform 142, and the stacking platform 142 is provided with a stacking hole 1421. The supporting assembly 143 is disposed corresponding to the stacking hole 1421, the supporting assembly 143 is configured to support the battery cell 200 to move along the height direction of the stacking table 142, and the glue coating assembly 141 is configured to coat the battery cell 200 at the stacking hole 1421 with glue. The robot assembly 150 includes a first robot 151, a second robot 152, and a third robot 153, and the first robot 151 is movably disposed between the loading device 110 and the integrated testing device 120. The first robot 151 is at least used for moving the battery cell 200 from the loading assembly 111 to the rotating disc 121. The second robot 152 is disposed between the comprehensive testing device 120 and the turning device 130, and the second robot 152 is configured to move the battery cell 200 from the rotating disc 121 to the workbench 131. A third robot 153 is disposed between the turnover device 130 and the gluing stacking device 140, and the third robot 153 is configured to move the battery cell 200 from the workbench 131 to the lifting assembly 143.
This flexible production system 100 of power battery package, in electric core 200 production process, at first, during the staff pushed the dolly that is equipped with electric core 200 into loading attachment 110, first robot 151 picked up electric core 200 to the rotary disk 121 of comprehensive testing device 120 automatically, every picked up a set of electric core 200, loading component 111 ordered about electric core 200 and rose a take the altitude for first robot 151 all picks up electric core 200 in same position at every turn. The rotating disc 121 rotates to enable the battery cell 200 to rotate to a station of the testing device 122, the testing device 122 tests the battery cell 200 to obtain a first parameter of the battery cell 200, after the first parameter is qualified, the rotating disc 121 continues to rotate, the battery cell 200 moves to the side of the second robot 152, the second robot 152 automatically moves the battery cell 200 to the workbench 131, the overturning assembly 132 picks up the battery cell 200 on the workbench 131, and the battery cell 200 is placed on the workbench 131 after being overturned; next, the third robot 153 picks up the cell 200 turned over on the table 131, and conveys the cell to the lifting assembly 143, and then repeats the above-described process. When the supporting assembly 143 receives a group of battery cells 200, the gluing assembly 141 glues the battery cells 200 at the stacking holes 1421, after the gluing, the third robot 153 picks or manually picks foam to cover the battery cells 200, the gluing assembly 141 glues the foam, after the gluing is completed, the supporting assembly 143 drives the battery cells 200 to move downward for a fixed distance, the next battery cell 200 is located at the stacking hole 1421 when the next battery cell 200 is stacked upward, then the gluing and foam releasing operations are continued until the stacking is stacked to a preset height, and the stacking operation is completed. According to the power battery pack flexible production system 100, all devices automatically run, so that the manual participation is reduced, and the working efficiency is greatly improved. Meanwhile, the devices are connected in series through the robot assembly 150, the combination is convenient, any one of the devices can be combined with other production lines for use, and the device can be independently added into other production lines for processing the battery cores 200 with different models and sizes, so that the production compatibility of the battery cores 200 is improved, the equipment purchasing cost is reduced, and the production cost is further reduced.
It should be noted that fig. 1 is a schematic diagram of a top view angle of a flexible power battery pack production system, wherein a height direction of the feeding assembly 111 is the same as a height direction of the stacking table 142, and is a straight line S in fig. 31In the direction indicated by any arrow.
The first parameter may be an electrical property parameter of the battery cell 200, such as a voltage value, a current value, an internal resistance, and a power value.
Specifically, referring to fig. 1, the feeding device 110 further includes a tray recycling assembly 112, the tray recycling assembly 112 includes a recycling fixture and a recycling displacement member, the recycling displacement member is in driving connection with the recycling fixture, and the recycling displacement member drives the recycling fixture to move. So, when electric core 200 raw materials stacked in the tray, after fourth robot 154 picked up electric core 200 in the tray, retrieve the displacement drive and retrieve anchor clamps motion to the tray side, retrieve anchor clamps and pick up the tray, then, retrieve the displacement and transport the tray from the material loading station, supply the material loading of next floor electric core 200.
The tray can be picked up by the tray clamp by clamping, sucking, sticking, hanging or other picking methods, which are not limited in particular.
In an embodiment, referring to fig. 2, the flexible power battery pack production system 100 further includes a grouping device 160 and a fourth robot 154, the grouping device 160 is disposed between the feeding device 110 and the comprehensive testing device 120, the fourth robot 154 is disposed between the grouping device 160 and the feeding device 110, the fourth robot 154 is configured to move the battery cells 200 from the feeding assembly 111 to the grouping device 160, and the grouping device 160 is configured to group the battery cells 200 according to a second parameter. The first robot 151 is configured to transfer the battery cells 200 from the grouping device 160 to the integrated test device 120. So, electric core 200 is in the material loading station, picks up electric core 200 to grouping device 160 by fourth robot 154, and grouping device 160 divides into groups electric core 200 according to the parameter of predetermineeing, is favorable to follow-up different batch processing of group electric core 200, improves electric core 200 machining efficiency.
The second parameter when the battery cells 200 are grouped may be an electrical property parameter, a size parameter, a model parameter, and the like, and is not specifically limited herein. In one embodiment, the second parameter is different voltage value intervals, the grouping device 160 groups the battery cells 200 into different groups, such as A, B, C, by testing the voltage values of the battery cells 200, and then sets different processing procedures for the three groups of the battery cells 200, so as to perform the subsequent processing in batches.
It should be noted that the first robot 151, the second robot 152, and the third robot 153 may be industrial robots or cooperative robots, and their operation mode may be automatic operation according to a program or manual operation.
Specifically, referring to fig. 2, the grouping device 160 includes a detecting device 161, a feeding turntable 162, an entering-frame shifter 163, a grouping frame 164, an exiting-frame shifter 165, and an exiting turntable 166. The rack-in displacement piece 163 is arranged between the feeding turntable 162 and the grouping rack 164, the grouping rack 164 is provided with more than two storage grids 1641, the rack-out displacement piece 165 is arranged between the grouping rack 164 and the discharging turntable 166, the rack-in displacement piece 163 is used for placing the battery cells 200 on the feeding turntable 162 on the storage grids 1641 according to detection parameters, and the rack-out displacement piece 165 is used for blanking the battery cells 200 on the storage grids 1641 onto the discharging turntable 166.
Further, referring to fig. 2, the grouping frame 164 has more than two layers, more than two columns of storage cells 1641. Specifically, as shown in fig. 2, the grouping rack 164 has three rows of storage spaces 1641, and the grouping rack 164 has 10 layers, and each storage space 1641 can store two battery cells 200. But not limited thereto. Thus, the fourth robot 154 moves the battery cell 200 to the feeding turntable 162, the feeding turntable 162 transfers the battery cell 200 to the detection station of the detection device 161, the detection device 161 tests the parameters of the battery cell 200 to obtain the grouping category of the battery cell 200, then, the battery cell 200 continues to rotate to the racking station beside the racking displacement member 163, and the racking displacement member 163 loads the battery cell 200 to the storage grid 1641 of the corresponding grouping category according to the grouping category of the battery cell 200. When the group a of the battery cells 200 need to be processed, the discharge frame displacement member 165 discharges the battery cells 200 from the storage grid 1641 to the discharge turntable 166, and the discharge turntable 166 rotates to drive the battery cells 200 to a discharge station for the second robot 152 to automatically pick up the battery cells. Thus, the battery cells 200 are grouped, which is beneficial to improving the grouping efficiency, and the battery cells 200 of different groups are processed according to different flow processes, so that the compatibility and the working efficiency of the power battery pack flexible production system 100 are improved.
Further, referring to fig. 2, the flexible production system 100 for power battery packs further includes a grouping transmission device 170 and a fifth robot 155, wherein the grouping transmission device 170 is disposed between the grouping device 160 and the integrated test device 120. The fifth robot 155 is disposed between the grouping device 160 and the grouping transfer device 170. The fifth robot 155 is configured to transfer the battery cells 200 from the grouping device 160 to the grouping transmission device 170. The grouping transmission device 170 includes two or more transmission belts 171, and the transmission belts 171 are used for transmitting the battery cells 200 on the discharge turntable 166 to the comprehensive testing device 120. The first robot 151 is configured to convey the battery cells 200 on the conveyor belt 171 to the rotating disk 121. After the grouping device 160 groups the battery cells 200, the fifth robot 155 picks up the battery cells 200 of the corresponding group from the blanking turntable to the corresponding conveyor belt 171, and the battery cells 200 are automatically conveyed to the feeding station of the comprehensive testing device 120 by the conveyor belt 171 for the first robot 151 to pick up.
In an embodiment, referring to fig. 1 and fig. 2, the comprehensive testing device 120 further includes processing equipment 123, the processing equipment 123 is disposed at intervals along the circumferential direction of the rotating disc 121, and the processing equipment 123 is configured to process the shape of the battery cell 200.
Specifically, referring to fig. 1, the test equipment 122 includes OCV test equipment 1221 and IV test equipment 1222. The processing equipment 123 includes a tab flattening device 1231 and a dog ear pressing device 1232. Eight operation stations 1211 are arranged on the circumferential direction of the rotating disc 121 at intervals, and the OCV testing device 1221, the IV testing device 1222, the lug flattening device 1231 and the dog ear pressing device 1232 correspond to the operation stations 1211 respectively. Thus, the remaining four stations are respectively a feeding station, a discharging station and two idle stations. The operation station 1211 adjacent to the first robot 151 is a feeding station, and the operation station 1211 adjacent to the second robot 152 is a discharging station. From the feeding station, tab leveling equipment 1231 is sequentially arranged clockwise along the rotating disc 121 to automatically flatten the tabs of the battery cell 200; the OCV test device 1221 performs an OCV performance test on the battery cell 200 to obtain a first parameter of the battery cell 200; the IV test equipment 1222 automatically performs an IV performance test on the battery cell 200; and the dog ear pressing device 1232 automatically flattens the sharp corners on two sides of the end part of the battery cell 200, is also called dog ear pressing operation, and rotates to a blanking station for blanking after the operation is finished.
In one embodiment, referring to fig. 1 and 2, the integrated test apparatus 120 further includes a scrap placing table 124. So, test unqualified electric core 200, rotary disk 121 anticlockwise rotation to the material loading station, pick up to waste material operation panel 124 by first robot 151, are favorable to improving yields and electric core 200's work efficiency.
In one embodiment, referring to fig. 1 and 2, the flipping unit 130 further includes a displacement assembly 133, the displacement assembly 133 is drivingly connected to the flipping assembly 132, and the displacement assembly 133 drives the flipping assembly 132 to move along the length direction of the working platform 131 and the height direction of the flipping assembly 132. The flip assembly 132 is capable of rotating about its axis. So, at the in-process of upset subassembly 132 to electric core 200 upset, displacement subassembly 133 orders about upset subassembly 132 and moves to next station, and different stations and time difference can satisfy and go on when upset process and third robot 153 pick up the process, are favorable to improving work efficiency and output.
In order to further understand and explain the longitudinal direction of the table 131, fig. 1 is taken as an example, and the longitudinal direction of the table 131 is a straight line S in fig. 12In the direction indicated by any of the above arrows. The height direction of the flip assembly 132 is the same as the height direction of the stacking table 142, and is a straight line S in fig. 31In the direction indicated by any arrow.
Further, referring to fig. 1 and fig. 2, the turnover device 130 further includes a pitch changing assembly 134, a shell entering assembly 135 and a tab cutting assembly 136. The workbench 131 is provided with a first station 1311, a second station 1312, a third station 1313 and a fourth station 1314 at intervals, the variable pitch assembly 134 is arranged corresponding to the first station 1311, the shell entering assembly 135 is arranged corresponding to the second station 1312, the tab cutting assembly 136 is arranged corresponding to the third station 1313, and the fourth station 1314 is used for blanking. The second robot 152 places the battery cells 200 at the first station 1311, and the pitch assembly 134 at the first station 1311 can adjust the position between two battery cells 200, so as to facilitate the positioning when two battery cells 200 are simultaneously produced. The displacement assembly 133 sucks the battery cell 200 at the first station 1311 to the second station 1312, or manually places the battery cell 200 casing with the double-sided adhesive tape on the second station 1312, and a plurality of rollers may be further disposed above the casing for placing the battery cell 200, so as to assist the battery cell 200 to enter the casing. The shell entering assembly 135 on the displacement assembly 133 descends to press the battery cell 200 into the shell, so that the automatic shell entering action of the battery cell 200 is completed, the battery cell 200 enters the shell, the battery cell 200 entering the shell is moved to the third station 1313 by the clamp on the displacement assembly 133, the tab of the battery cell 200 is cut by the third station 1313, the battery cell 200 after the tab is cut by the displacement assembly 133 is moved to the fourth station 1314 after the cutting is completed, the fourth station 1314 is used for turning the battery cell 200, the turning assembly 132 turns over according to the set turning program, and the turning is completed. Therefore, the shell entering and overturning operations can be operated simultaneously, and the working efficiency is improved.
In one embodiment, referring to fig. 1 and fig. 2, there are at least two turning devices 130, and the two turning devices 130 are disposed opposite to each other. Therefore, the comprehensive test equipment 122 is in butt joint with the two turnover devices 130, which is beneficial to improving the overall production efficiency of the battery cell 200 and improving the productivity.
In one embodiment, referring to fig. 1 and 2, the number of the glue stacking devices 140 is at least two, two glue stacking devices 140 are disposed opposite to each other, and the turning device 130 and the glue stacking devices 140 are disposed in a one-to-one correspondence manner. Therefore, the overall production efficiency of the battery cell 200 is improved, and the productivity is improved.
In one embodiment, referring to fig. 2 and fig. 3, the flexible production system 100 for power battery packs further includes a blanking device 180. The blanking device 180 includes a blanking table 181, a blanking tray 182, and a blanking displacement assembly 183. The blanking tray 182 is in driving connection with the blanking displacement component 183, and the blanking tray 182 is matched with the supporting component 143. The blanking displacement assembly 183 is used to drive the tray to move in the height direction, width direction and length direction of the stacking table 142. After the battery cell 200 is subjected to the gluing and stacking process, the blanking tray 182 receives the battery cell 200 from the lifting assembly 143, the blanking displacement assembly 183 drives the blanking tray 182 to move along the height direction of the stacking table 142, the battery cell 200 is transported between the two gluing stacking devices 140 and lifted to the height of the stacking table 142, and then the blanking displacement assembly 183 drives the blanking tray 182 to move along the length direction of the stacking table 142, so that the battery cell 200 is placed on the blanking table 181. So automatic unloading operation is favorable to reducing artifical the participation, improves degree of automation and work efficiency.
Referring to fig. 1, the length direction of the stacking table 142 is the same as the length direction of the working table 131, which is a straight line S in fig. 12In the direction indicated by any of the above arrows. The width direction of the stacking table 142 is a straight line S in FIG. 13In the direction indicated by any of the above arrows.
In one embodiment, the loading device 110, the integrated testing device 120, the turning device 130, and the glue stacking device 140 are respectively provided with a mounting seat and a pulley (not shown), and the pulley is movably connected with the mounting seat. Further, the battery cell 200 grouping device 160, the grouping transmission device 170, and the blanking device 180 are provided with a mounting seat and a pulley. Therefore, the independent devices can be conveniently moved and transported, and the device is convenient to combine and compatible with various production lines.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A flexible production system of power battery packs is characterized by comprising:
the battery cell feeding device comprises a feeding device and a feeding device, wherein the feeding device comprises a feeding assembly, and the feeding assembly is used for driving a battery cell to move along the height direction of the feeding assembly;
the comprehensive testing device comprises a rotating disc and testing equipment, wherein the testing equipment is arranged along the circumferential direction of the rotating disc, the rotating disc is used for placing an electric core, and the testing equipment is used for acquiring a first parameter of the electric core;
the overturning device comprises a workbench and an overturning assembly, the workbench and the overturning assembly are arranged at intervals, the workbench is used for placing the battery cell, and the overturning assembly is used for picking up and overturning the battery cell;
the gluing stacking device comprises a gluing component, a stacking table and a supporting component, the gluing component is connected with the stacking table, the stacking table is provided with stacking holes, the supporting component is correspondingly arranged with the stacking holes, the supporting component is used for supporting the electric core to move along the height direction of the stacking table, and the gluing component is used for gluing the electric core and foam at the stacking holes;
the robot assembly comprises a first robot, a second robot and a third robot, the first robot is movably arranged between the feeding device and the comprehensive testing device, and the first robot is at least used for moving the battery cell from the feeding assembly to the rotating disc; the second robot is arranged between the comprehensive testing device and the overturning device and used for moving the battery cell to the workbench from the rotating disc; the third robot is arranged between the turnover device and the gluing stacking device, and is used for moving the battery cell to the supporting assembly from the workbench.
2. The power battery pack flexible production system of claim 1, further comprising a grouping device and a fourth robot, wherein the grouping device is disposed between the feeding device and a comprehensive testing device, the fourth robot is disposed between the grouping device and the feeding device, the fourth robot is configured to move the cells from the feeding assembly to the grouping device, and the grouping device is configured to group the cells according to a second parameter.
3. The flexible production system of power battery packs as claimed in claim 2, wherein the grouping device includes a detection device, a feeding turntable, a loading displacement member, a grouping frame, a discharging displacement member and a discharging turntable, the loading displacement member is disposed between the feeding turntable and the grouping frame, the grouping frame is provided with more than two storage compartments, the discharging displacement member is disposed between the grouping frame and the discharging turntable, the loading displacement member is used for placing the battery cells on the feeding turntable on the storage compartments according to the detection parameters, and the discharging displacement member is used for discharging the battery cells on the storage compartments onto the discharging turntable.
4. The flexible power battery pack production system of claim 3, further comprising a grouping conveyor and a fifth robot, wherein the grouping conveyor is disposed between the grouping device and the integrated test device, the fifth robot is configured to move the battery cells from the grouping device to the grouping conveyor, and the grouping conveyor comprises two or more conveyor belts configured to convey the battery cells on the discharge turntable to the integrated test device.
5. The flexible production system of power battery packs as claimed in claim 1, wherein the turnover device further comprises a displacement assembly, the displacement assembly is in driving connection with the turnover assembly, and the displacement assembly drives the turnover assembly to move along the length direction of the workbench and the height direction of the turnover assembly.
6. The power battery pack flexible production system according to claim 5, wherein the turnover device further comprises a variable-pitch assembly, a shell-entering assembly and a tab cutting assembly, the workbench is provided with a first station, a second station, a third station and a fourth station at intervals, the variable-pitch assembly is arranged corresponding to the first station, the shell-entering assembly is arranged corresponding to the second station, the tab cutting assembly is arranged corresponding to the third station, and the fourth station is used for blanking.
7. The flexible production system of power battery packs of claim 1, wherein the number of the turnover devices is at least two, and the two turnover devices are arranged oppositely.
8. The flexible power battery pack production system according to claim 7, wherein the number of the glue stacking devices is at least two, the two glue stacking devices are arranged oppositely, and the turnover devices are arranged in one-to-one correspondence with the glue stacking devices.
9. The flexible production system of power battery packs as claimed in claim 8, further comprising a blanking device, wherein the blanking device comprises a blanking table, a blanking tray and a blanking displacement assembly, the blanking tray is in driving connection with the blanking displacement assembly, the blanking tray is matched with the lifting assembly, and the blanking displacement assembly is used for driving the tray to move along the height direction, the width direction and the length direction of the stacking table.
10. The flexible production system of the power battery pack as claimed in any one of claims 1 to 9, wherein the feeding device, the comprehensive testing device, the turning device and the gluing and stacking device are respectively provided with a mounting seat and a pulley, and the pulley is movably connected with the mounting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111222837.7A CN113809406B (en) | 2021-10-20 | Flexible production system of power battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111222837.7A CN113809406B (en) | 2021-10-20 | Flexible production system of power battery pack |
Publications (2)
| Publication Number | Publication Date |
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| CN113809406A true CN113809406A (en) | 2021-12-17 |
| CN113809406B CN113809406B (en) | 2024-06-11 |
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