CN106848371B - Automatic welding production line for power battery - Google Patents
Automatic welding production line for power battery Download PDFInfo
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- CN106848371B CN106848371B CN201710157241.0A CN201710157241A CN106848371B CN 106848371 B CN106848371 B CN 106848371B CN 201710157241 A CN201710157241 A CN 201710157241A CN 106848371 B CN106848371 B CN 106848371B
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- battery cell
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- welding
- pressing
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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
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
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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
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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
- 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
Abstract
The invention discloses an automatic welding production line of a power battery, which comprises a battery cell hot-pressing unit, a battery cell combined-core rubberizing unit, a battery cell tab pre-welding unit, a battery cell tab final-welding unit and a battery cell rubberizing buckle retainer unit which are sequentially arranged, wherein the front end of the battery cell hot-pressing unit is provided with a battery cell hot-pressing feeding unit, the rear end of the battery cell hot-pressing unit is provided with a battery cell hot-pressing blanking unit for conveying a battery cell to the battery cell combined-core rubberizing unit, and a cover plate feeding unit for conveying a battery cell cover plate to the battery cell tab final-welding unit is arranged beside the battery cell tab final-welding unit. The invention realizes the full automation among the production procedures of the power battery, reduces the labor intensity of workers, lowers the production cost of enterprises, improves the production efficiency of the power battery, is beneficial to improving the overall productivity of the enterprises and meets the social requirement of the power battery; the invention has reasonable and compact layout, optimizes the arrangement of the power battery production line, reduces the production space occupied by equipment and improves the utilization rate of the production space.
Description
Technical Field
The invention relates to the technical field of power battery production equipment, in particular to an automatic welding production line of a power battery with high production efficiency.
Background
The battery core formed by the gasket and the winding mode of the power battery needs to be subjected to multiple procedures such as cold and hot pressing, bonding and rubberizing of the half-battery core A and the half-battery core B, prewelding of the battery core tab, final welding of the battery core tab, rubberizing and buckling of the battery core and the like. At present, each process is finished on one or two independent devices in the production process of the power battery, and the finished semi-finished product needs to be manually transported to production equipment of the next process so as to finish the production of the next process. Therefore, a plurality of sets of production equipment and a plurality of first-line staff are required to complete the production of one product, the production efficiency is low, the production capacity of enterprises is not improved, the production requirement of power batteries cannot be met, more production space is occupied, and the production cost of the enterprises is improved.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides an automatic welding production line for power batteries, which can optimize the arrangement of equipment production lines, has the advantages of utilizing the production space of enterprises, improving the production efficiency of the power batteries and reducing the production cost of the enterprises.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a power battery automatic weld production line, includes electric core hot pressing unit, electric core close the rubberizing unit, electric core utmost point ear prewelding unit, electric core utmost point ear final weld unit and electric core rubberizing knot holder unit that sets gradually, the front end of electric core hot pressing unit is equipped with electric core hot pressing material loading unit, and the rear end is equipped with the electric core hot pressing unloading unit that is used for conveying electric core to electric core close the rubberizing unit, the rear end of electric core close the rubberizing unit is equipped with the close core unloading stretching strap that is used for conveying electric core to electric core utmost point ear prewelding unit, be equipped with between electric core utmost point ear prewelding unit and the electric core utmost point ear final weld unit and be used for shifting electric core from electric core utmost point ear prewelding unit to electric core utmost point ear final weld unit's final weld manipulator, the rear end of electric core utmost point ear final weld unit is equipped with and is used for conveying electric core rubberizing knot holder unit's final weld unloading stretching strap to electric core, electric core utmost point ear weld unit is equipped with and is used for conveying electric core utmost point apron to electric core cover plate final weld unit to electric core.
As a preferable scheme, the hot-pressing and feeding unit for the battery cell comprises a feeding pull belt, a feeding transfer positioning mechanism, a feeding buffer pull belt, a first feeding lifting mechanism for transferring the battery cell into or out of the feeding buffer pull belt, and a feeding and taking manipulator for taking the battery cell to the feeding transfer positioning mechanism and the first feeding lifting mechanism, wherein the feeding transfer positioning mechanism is arranged between a taking position of the feeding pull belt and the first feeding lifting mechanism, and the feeding and taking manipulator comprises a first feeding manipulator for taking the battery cell from the feeding pull belt to the feeding transfer positioning mechanism and a second feeding manipulator for taking the battery cell from the feeding transfer positioning mechanism to the first feeding lifting mechanism;
the battery cell hot-pressing blanking unit comprises a blanking detection mechanism, a blanking NG pull belt, a first blanking lifting mechanism, a blanking buffer pull belt, a second blanking lifting mechanism, a blanking transfer positioning mechanism and a blanking and taking manipulator, wherein the first blanking lifting mechanism is used for transferring a NG battery cell to the blanking NG pull belt, the second blanking lifting mechanism is used for transferring a good battery cell to the blanking buffer pull belt, the blanking transfer positioning mechanism is used for taking the battery cell to the blanking detection mechanism, the first blanking lifting mechanism, the blanking transfer positioning mechanism and the second blanking lifting mechanism, the blanking transfer positioning mechanism is arranged between the second blanking lifting mechanism and the first blanking lifting mechanism, the blanking detection mechanism is arranged beside the first blanking lifting mechanism and is located above the blanking NG pull belt, and the blanking and taking manipulator comprises a second blanking manipulator and a first feeding manipulator.
As a preferable scheme, the electric core hot pressing unit comprises a hot pressing and hi-port testing mechanism, a hot pressing feeding positioning mechanism, a hot pressing discharging positioning mechanism, a hot pressing positioning feeding manipulator for transferring an electric core on a feeding buffer pull belt to the hot pressing feeding positioning mechanism, a high-speed carrying manipulator for transferring the electric core from the hot pressing and hi-port testing mechanism to the hot pressing discharging positioning mechanism and a hot pressing detection discharging manipulator for transferring the electric core of the hot pressing discharging positioning mechanism to the discharging detection mechanism, wherein the hot pressing positioning feeding manipulator and the hot pressing detection discharging manipulator are respectively arranged at the front end and the rear end of the hot pressing and hi-port testing mechanism, the hot pressing feeding positioning mechanism is arranged between the hot pressing positioning feeding manipulator and the hi-port testing mechanism, the hot pressing discharging positioning mechanism is arranged between the hot pressing and hi-port testing mechanism and the hot pressing detection discharging manipulator, and the high-speed carrying manipulator comprises a hot pressing detection discharging manipulator for transferring the electric core of the hot pressing feeding positioning mechanism to the hot pressing and hi-port testing mechanism and the hot pressing positioning mechanism.
As a preferable scheme, the hot-pressing and hi-spot testing mechanism comprises a hot-pressing and hi-spot testing mechanism of an A cell and a hot-pressing and hi-spot testing mechanism of a B cell, the hot-pressing and feeding positioning mechanism comprises a hot-pressing and feeding positioning mechanism of the A cell and a hot-pressing and feeding positioning mechanism of the B cell, which are arranged on the left side and the right side of the front end of the hot-pressing and hi-spot testing mechanism in parallel, and the hot-pressing and discharging positioning mechanism comprises a hot-pressing and discharging positioning mechanism of the A cell and a hot-pressing and discharging positioning mechanism of the B cell, which are arranged on the left side and the right side of the rear end of the hot-pressing and hi-spot testing mechanism in parallel;
the hot-pressing positioning feeding manipulator is a duplex manipulator and comprises an A-cell hot-pressing positioning feeding manipulator for transferring an A-cell to the A-cell hot-pressing feeding positioning mechanism and a B-cell hot-pressing positioning feeding manipulator for transferring a B-cell to the B-cell hot-pressing feeding positioning mechanism;
the hot-press feeding mechanical arm comprises an A-cell hot-press feeding mechanical arm for transferring an A-cell from an A-cell hot-press feeding positioning mechanism to an A-cell hot-press and hi-spot testing mechanism and a B-cell hot-press feeding mechanical arm for transferring a B-cell from a B-cell hot-press feeding positioning mechanism to a B-cell hot-press and hi-spot testing mechanism, and the hot-press discharging mechanical arm comprises an A-cell hot-press discharging mechanical arm for conveying an A-cell which completes hot-press and hi-spot testing to the A-cell hot-press discharging positioning mechanism and a B-cell hot-press discharging mechanical arm for conveying a B-cell which completes hot-press and hi-spot testing to the B-cell hot-press discharging positioning mechanism;
the hot-pressing detection blanking manipulator is a duplex manipulator and comprises an A electric core hot-pressing detection blanking manipulator for transferring an A electric core from the A electric core hot-pressing blanking positioning mechanism to a next operation station and a B electric core hot-pressing detection blanking manipulator for transferring a B electric core from the B electric core hot-pressing blanking positioning mechanism to the next operation station.
As a preferred scheme, the electric core rubberizing unit includes the core frame that closes and locates the A electric core feed mechanism, B electric core feed mechanism, electric core close core plastic mechanism and electric core rubberizing mechanism in closing the core frame, A electric core feed mechanism and B electric core feed mechanism locate respectively the left and right sides that closes the core frame, the front end that closes the core frame is equipped with and is used for snatching A electric core and B electric core from unloading buffering stretching strap respectively to the rubberizing material loading manipulator of A electric core feed mechanism and B electric core feed mechanism, the electric core closes the rear end that core plastic mechanism located between A electric core feed mechanism and the B electric core feed mechanism, close and be equipped with in the core frame and be arranged in with A electric core feed mechanism and B electric core feed mechanism and close electric core plastic manipulator that carries out four sides, electric core rubberizing mechanism locates the rear end that electric core plastic mechanism is used for snatched to A electric core and B electric core in closing core feed mechanism, electric core plastic mechanism and electric core rubberizing mechanism and electric core are equipped with and are used for transferring the rubberizing manipulator that closes the electric core to take out the rubberizing mechanism to take down the rubberizing mechanism to take the rubberizing mechanism to accomplish the rubberizing.
As a preferred scheme, the electric core tab pre-welding unit comprises a pre-welding turntable clamp mechanism, a pre-welding feeding mechanism, a tab negative electrode pre-welding mechanism, a tab positive electrode pre-welding mechanism, a tab cutting mechanism, a CCD tab length detection mechanism, an insulation test mechanism and a pre-welding blanking mechanism are sequentially arranged along the circumference of the pre-welding turntable clamp mechanism, the pre-welding feeding mechanism comprises a CCD plastic feeding manipulator used for transferring the electric core after shaping to the pre-welding turntable clamp mechanism and a pre-welding feeding manipulator used for transferring the electric core on a combined core blanking pull belt to the CCD plastic feeding manipulator, the CCD plastic feeding manipulator is arranged between a combined core blanking pull belt and the pre-welding turntable clamp mechanism, the pre-welding blanking mechanism comprises a NG conveying pull belt, and the final welding feeding manipulator is provided with a material taking station positioned above the pre-welding turntable clamp mechanism, a NG blanking station positioned above the NG conveying pull belt and a final welding station used for transferring the combined core electric core after completing pre-welding to the electric core tab welding unit.
As a preferred scheme, apron charging unit includes apron material loading frame, is used for depositing the tray of apron and is used for pushing the shallow of tray, be equipped with tray push-in position, tray release position and apron tilting mechanism in the apron material loading frame, be equipped with the conveyer belt that is used for carrying the full-load tray on the shallow of push-in tray push-in position to the tray release position in the apron material loading frame, the tray push-in position is equipped with the tray material loading elevating system that is used for carrying the full-load tray on the shallow to the conveyer belt, the tray release position is equipped with the tray unloading elevating system that is used for putting empty tray down to the shallow on, be equipped with the triaxial manipulator that is used for getting the apron on the full-load tray of tray release position department to the apron tilting mechanism in the apron material loading frame.
As a preferred scheme, electric core tab final welding unit includes final welding carousel mechanism, be equipped with many sets of electric core anchor clamps on the final welding carousel mechanism, around final welding carousel mechanism be equipped with final welding material loading station, before welding flat press station, anodal welding dust removal station, negative pole welding dust removal station, after welding flat press station, final welding unloading station and anchor clamps dust removal station in proper order, before welding flat press station is equipped with the welding flat press mechanism that is used for carrying out the soft joint flat press to electric core tab on the apron, anodal welding dust removal station and negative pole welding dust removal station all are equipped with the ultrasonic welding mechanism that is used for welding apron soft joint and electric core tab and the dust absorption mechanism that is used for producing when absorbing the welding, after welding flat press station is equipped with and is used for carrying out the flat press to the welding face of apron soft joint and electric core tab and carries out the tensile test to carry out the tensile test mechanism of tensile test to the electric core on the electric core and is equipped with the tensile test loading manipulator that is used for carrying out the test to the tensile test anchor clamps on the electric core, the dust removal manipulator that is equipped with the dust removal mechanism that is used for the electric core tab.
As a preferable scheme, the final welding blanking station is further provided with a final welding cell turnover mechanism and a final welding duplex manipulator, wherein the final welding duplex manipulator is provided with a turnover feeding manipulator for transferring a cell of the tension testing mechanism to the final welding cell turnover mechanism and a final welding blanking manipulator for transferring a cell of the final welding cell turnover mechanism to the final welding blanking pull belt.
As a preferable scheme, the tensile force testing mechanism comprises a testing support and a testing platform arranged on the testing support, and a battery cell positioning clamp for fixing a battery cell to be tested and a tensile force testing assembly for testing the welding strength of the battery cell are arranged on the testing platform.
As a preferable scheme, the electric core rubberizing retainer unit comprises a rubberizing retainer turntable, a rubberizing tab rubberizing mechanical arm for transferring an electric core conveyed by a final welding blanking pull belt to the rubberizing retainer turntable, a negative pole tab rubberizing mechanism and a positive pole tab rubberizing mechanism for rubberizing a tab to a welding place of the tab, a rubberizing defect detecting mechanism for detecting rubberizing effect, a tab bending mechanism for bending the tab by a certain angle, a buckling retainer mechanism, a rubberizing retainer NG buffer pull belt, a rubberizing retainer good electric core blanking pull belt and a buckling retainer blanking mechanical arm for transferring the electric core to the rubberizing retainer NG buffer pull belt and the rubberizing retainer good electric core blanking pull belt are sequentially arranged along the circumference of the rubberizing retainer turntable, and a lower retainer vibration disk for supplying the lower retainer to the rubberizing retainer mechanism and an upper retainer vibration disk for supplying the buckling retainer mechanism are further arranged beside the rubberizing retainer turntable.
Compared with the prior art, the invention has the following advantages and beneficial effects: 1. the full automation among the production procedures of the power battery is realized, the labor intensity of workers is reduced, the production cost of enterprises is reduced, the production efficiency of the power battery is improved, the whole productivity of the enterprises is improved, and the social requirement of the power battery is met; 2. the invention has reasonable and compact layout, optimizes the production line arrangement of the power battery, reduces the production space occupied by equipment, improves the utilization rate of the production space by enterprises, ensures that the enterprises can obtain the maximum productivity with less production space, reduces the production cost and is beneficial to improving the economic benefit of the enterprises; 3. because the feeding and discharging among the working procedures are fully automatic, the condition that the machine is stopped for waiting for feeding in the traditional production is avoided, the feeding and discharging efficiency is improved, and the production efficiency of the equipment is improved.
For a clearer description of the structural features, technical means, and specific objects and functions achieved by the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments:
drawings
FIG. 1 is a top view of an assembled structure of an embodiment of the present invention;
FIG. 2 is a diagram showing a structure of a hot pressing charging and discharging unit of a battery cell according to an embodiment of the present invention;
FIG. 3 is a block diagram of a hot press unit of a battery cell according to an embodiment of the present invention;
FIG. 4 is a block diagram of a die-attach adhesive unit according to an embodiment of the invention;
FIG. 5 is a block diagram of a pre-soldering unit for a battery cell tab according to an embodiment of the present invention;
FIG. 6 is a block diagram of a final soldering unit for a battery cell tab according to an embodiment of the present invention;
FIG. 7 is a diagram of a tensile testing mechanism according to an embodiment of the present invention;
FIG. 8 is a diagram of a cover plate loading unit according to an embodiment of the present invention;
fig. 9 is a block diagram of a cell clip holder unit according to an embodiment of the present invention.
Detailed Description
As shown in fig. 1, an automatic welding production line for power batteries comprises a battery core hot-pressing unit 30, a battery core bonding adhesive unit 70, a battery core electrode tab pre-welding unit 90, a battery core electrode tab final-welding unit 130 and a battery core adhesive buckle retainer unit 150 which are sequentially arranged, wherein the front end of the battery core hot-pressing unit 30 is provided with the battery core hot-pressing feeding unit 10, the rear end of the battery core hot-pressing unit is provided with the battery core hot-pressing blanking unit 50 for transmitting the battery core to the battery core bonding adhesive unit 70, the rear end of the battery core bonding adhesive unit 70 is provided with the battery core blanking pull belt 71 for transmitting the battery core bonding core to the battery core electrode tab pre-welding unit 90, a final-welding manipulator 91 for transferring the battery core from the battery core electrode tab pre-welding unit 90 to the battery core electrode tab final-welding unit 130 is arranged between the battery core electrode tab pre-welding unit 90 and the battery core electrode tab final-welding unit 130, the rear end of the battery core electrode terminal-welding unit 130 is provided with the battery core hot-pressing blanking belt 71 for transmitting the battery core to the battery core adhesive buckle retainer unit 70, and the battery core terminal electrode tab terminal welding unit 130 is provided with the terminal electrode tab cover plate 130.
As shown in fig. 2, the hot-press feeding unit 10 for the electrical core includes a feeding pull belt 11, a feeding transfer positioning mechanism 12, a feeding buffer pull belt 13, a first feeding lifting mechanism 14 for transferring the electrical core into or out of the feeding buffer pull belt 13, and a feeding and taking manipulator 16 for taking the electrical core to the feeding transfer positioning mechanism 12 and the first feeding lifting mechanism 14, wherein the feeding transfer positioning mechanism 12 is disposed between a taking position of the feeding pull belt 11 and the first feeding lifting mechanism 14, the feeding and taking manipulator 16 includes a first feeding manipulator for taking the electrical core from the feeding pull belt 11 to the feeding transfer positioning mechanism 12 and a second feeding manipulator for taking the electrical core from the feeding transfer positioning mechanism 12 to the first feeding lifting mechanism 14, the first feeding lifting mechanism 14 is disposed at a front end of the feeding buffer pull belt 13, and a second feeding lifting mechanism 15 is disposed at a rear end of the feeding buffer pull belt 13. Through setting up material loading buffering draw tape 13 so that the electric core that has not processed yet can temporarily buffer memory, the electric core that buffers up when processing needs can be supplied by material loading buffering draw tape to avoided the condition that the material loading waited for, promoted production efficiency.
The electric core hot pressing blanking unit 50 comprises a blanking detection mechanism 51, a blanking NG pull belt 52, a blanking buffer pull belt 55, a blanking transfer positioning mechanism 54, a first blanking lifting mechanism 53 for transferring an NG electric core to the blanking NG pull belt 52, a second blanking lifting mechanism 56 for transferring an electric core good in quality to the blanking buffer pull belt 55, and a blanking taking manipulator 58 for taking the electric core to the blanking detection mechanism 51, the first blanking lifting mechanism 53, the blanking transfer positioning mechanism 54 and the second blanking lifting mechanism 56, wherein the blanking transfer positioning mechanism 54 is arranged between the second blanking lifting mechanism 56 and the first blanking lifting mechanism 53, the blanking detection mechanism 51 is arranged beside the first blanking lifting mechanism 53 and above the blanking NG pull belt 52, the blanking manipulator 58 comprises a second blanking manipulator for taking the electric core from the blanking detection mechanism 51 to the blanking transfer positioning mechanism 54, and a first blanking manipulator for taking the electric core from the blanking transfer positioning mechanism 54 to the second blanking lifting mechanism 56, and the blanking manipulator is arranged at the first lifting mechanism 55 and the blanking end of the blanking buffer pull belt 56.
As shown in fig. 3, the electric core hot pressing unit 30 includes a hot pressing and hi-port testing mechanism, a hot pressing and feeding positioning mechanism, a hot pressing and discharging positioning mechanism, a hot pressing and positioning feeding manipulator for transferring the electric core on the feeding buffer pull belt to the hot pressing and feeding positioning mechanism, a high-speed handling manipulator for transferring the electric core from the hot pressing and hi-port testing mechanism to the hot pressing and discharging positioning mechanism, and a hot pressing and discharging manipulator for transferring the electric core of the hot pressing and discharging positioning mechanism to the discharging detection mechanism 51, wherein the hot pressing and feeding manipulator and the hot pressing and discharging detection manipulator are respectively arranged at the front end and the rear end of the hot pressing and hi-port testing mechanism, the hot pressing and feeding positioning mechanism is arranged between the hot pressing and feeding manipulator and the hi-port testing mechanism, the hot pressing and discharging positioning mechanism is arranged between the hot pressing and hi-port testing mechanism and the hot pressing and discharging detection manipulator, and the high-speed handling manipulator comprises a hot pressing and discharging manipulator for transferring the electric core of the hot pressing and feeding positioning mechanism to the hot pressing and discharging detection mechanism.
The hot-pressing and hi-spot testing mechanism comprises a hot-pressing and hi-spot testing mechanism 33a and a hot-pressing and hi-spot testing mechanism 33B of an A cell, which are arranged left and right, the hot-pressing and feeding positioning mechanism comprises a hot-pressing and feeding positioning mechanism 32a and a hot-pressing and feeding positioning mechanism 32B of the A cell, which are arranged left and right at the front end of the hot-pressing and hi-spot testing mechanism, and the hot-pressing and feeding positioning mechanism comprises a hot-pressing and feeding positioning mechanism 36a and a hot-pressing and feeding positioning mechanism 36B of the A cell, which are arranged left and right at the rear end of the hot-pressing and hi-spot testing mechanism. The hot-pressing positioning and feeding manipulator is a duplex manipulator and comprises an A-cell hot-pressing positioning and feeding manipulator 31a for transferring an A-cell to the A-cell hot-pressing and feeding positioning mechanism 32a and a B-cell hot-pressing positioning and feeding manipulator 31B for transferring a B-cell to the B-cell hot-pressing and feeding positioning mechanism 32B. The hot-press feeding mechanical arm comprises an A-cell hot-press feeding mechanical arm 34a for transferring an A-cell from the A-cell hot-press feeding positioning mechanism 32a to the A-cell hot-press and hi-spot testing mechanism 33a and a B-cell hot-press feeding mechanical arm 34B for transferring a B-cell from the B-cell hot-press feeding positioning mechanism 32B to the B-cell hot-press and hi-spot testing mechanism 33B, and the hot-press discharging mechanical arm comprises an A-cell hot-press discharging mechanical arm 35a for conveying the A-cell which completes the hot-press and hi-spot test to the A-cell hot-press discharging positioning mechanism 36a and a B-cell hot-press discharging mechanical arm 35B for conveying the B-cell which completes the hot-press and hi-spot test to the B-cell hot-press discharging positioning mechanism 36B. The hot-pressing detection blanking manipulator is a duplex manipulator and comprises an A-cell hot-pressing detection blanking manipulator 37a for transferring an A-cell from an A-cell hot-pressing blanking positioning mechanism 36a to a next operation station and a B-cell hot-pressing detection blanking manipulator 37B for transferring a B-cell from a B-cell hot-pressing blanking positioning mechanism 36B to the next operation station.
As shown in fig. 4, the electrical core laminating unit 70 includes a laminating machine frame and a core laminating manipulator 74 disposed on the laminating machine frame, the core laminating machine frame includes a core laminating machine frame and a core feeding mechanism 72, a core laminating machine frame 73, a core shaping mechanism 75 and a core laminating machine frame 77, the core laminating machine frame includes a core laminating feeding mechanism 72 and a core laminating machine frame 73 disposed on the left and right sides of the core laminating machine frame, the front end of the core laminating machine frame includes a shaping manipulator 76 for transferring the core to the core laminating machine frame 77 from the blanking buffer pull belt 55 to the core laminating machine frame 72 and the core laminating machine frame 73, the core laminating machine frame 75 is disposed on the rear end between the core laminating machine frame 72 and the core laminating machine frame 73, the core laminating machine frame includes a shaping manipulator 76 for shaping the core and the core laminating machine frame 75, and the core laminating machine frame is disposed on the rear end of the core laminating machine frame 77, and the core laminating machine frame is disposed on the side of the core laminating machine frame.
As shown in fig. 5, the electric core tab pre-welding unit 90 includes a pre-welding turntable fixture mechanism 92, a pre-welding feeding mechanism, a tab negative electrode pre-welding mechanism 95, a tab positive electrode pre-welding mechanism 96, a tab cutting mechanism 97, a CCD tab length detecting mechanism 98, an insulation testing mechanism 99, a pre-welding blanking mechanism and a fixture dust absorbing mechanism 101 are sequentially disposed along the circumference of the pre-welding turntable fixture mechanism 92, the pre-welding feeding mechanism includes a CCD shaping feeding manipulator 94 for transferring the electric core shaped to the pre-welding turntable fixture mechanism 92 and a pre-welding feeding manipulator 93 for transferring the electric core shaped to the CCD shaping feeding manipulator 94 on the closing core blanking pull tape 71, the CCD shaping feeding manipulator 94 is disposed between the closing core blanking pull tape 71 and the pre-welding turntable fixture mechanism 92, the pre-welding blanking mechanism includes an NG conveying pull tape 100, and the feeding manipulator 91 has a material taking station located above the pre-welding turntable fixture mechanism 92, a blanking station located above the NG conveying pull tape 100, and a finished electric core shaped to the final welding station 130 for transferring the electric core shaped to the electric core.
As shown in fig. 6, the final welding unit 130 for the battery cell tab includes a final welding turntable mechanism 132, a plurality of sets of battery cell clamps 133 are disposed on the final welding turntable mechanism 132, a final welding feeding station, a pre-welding flat pressing station 134, a positive electrode welding dust removing station 135, a negative electrode welding dust removing station 136, a post-welding flat pressing station 137, a final welding blanking station and a clamp dust removing station 138 are sequentially disposed around the final welding turntable mechanism 132, the pre-welding flat pressing station 134 is provided with a pre-welding flat pressing mechanism for flat pressing a soft connection on a cover plate onto the battery cell tab, the positive electrode welding dust removing station 135 and the negative electrode welding dust removing station 136 are both provided with an ultrasonic welding mechanism for welding the soft connection of the cover plate and the battery cell tab and a dust absorbing mechanism for absorbing dust generated during welding, the post-welding flat pressing station 137 is provided with a post-welding flat pressing mechanism for flat pressing a welding surface of the cover plate soft connection and the battery cell tab, the post-welding blanking station is provided with a tensile testing mechanism 139 for testing a tensile force of the battery cell for completing welding and a tensile testing mechanism for transferring the battery cell on the battery cell clamp to the battery cell clamp, and the tensile testing mechanism for testing the tensile testing the battery cell 139 is provided with a mechanical dust removing mechanism for removing dust. In order to facilitate the operation of the battery cell in the next process, the final welding and blanking station is further provided with a final welding battery cell turnover mechanism 141 and a final welding duplex manipulator 142, wherein the final welding duplex manipulator 142 is provided with a turnover feeding manipulator for transferring the battery cell of the tension testing mechanism 139 to the final welding battery cell turnover mechanism 141 and a final welding and blanking manipulator for transferring the battery cell of the final welding battery cell turnover mechanism 141 to the final welding and blanking pull belt 131.
As shown in fig. 7, the tensile testing mechanism 139 includes a testing bracket 143 and a testing platform 144 disposed on the testing bracket 143, where the testing platform 144 is provided with a cell positioning fixture 145 for fixing a cell to be tested and a tensile testing assembly 146 for testing the welding strength of the cell.
As shown in fig. 8, the cover plate feeding unit 110 includes a cover plate feeding frame 111, a tray 112 for storing a cover plate, and a cart 113 for pushing the tray, a tray pushing position 114, a tray pushing position 115, and a cover plate turning mechanism 116 for turning the cover plate 90 degrees and then fastening it to a battery core of the final welding turntable mechanism 132 are provided on the cover plate feeding frame 111, a conveyor belt 117 for transferring a full tray on the cart 113 pushed into the tray pushing position 114 to the tray pushing position 115 is provided on the cover plate feeding frame 111, a tray feeding lifting mechanism for supporting a full tray on the cart 113 onto the conveyor belt 117 is provided on the tray pushing position 114, a tray discharging lifting mechanism for lowering an empty tray onto the cart 113 is provided on the tray pushing position 115, and a triaxial manipulator 118 for taking the cover plate on the full tray at the tray pushing position 115 to the cover plate turning mechanism 116 is provided on the cover plate feeding frame 111. The cover plate feeding frame 111 is further provided with a cover plate detector 120 for detecting whether the cover plate is good or not, an NG material box 119 for storing bad cover plates is arranged between the upper end of the tray pushing position 115 and the cover plate detector 120, and when the bad cover plates are detected, the bad cover plates are transferred into the NG material box 119 by the three-axis manipulator 118.
As shown in fig. 9, the cell rubberizing holder unit 150 includes a rubberizing holder turntable 151, a plurality of sets of cell clamps for fixing the cells are provided along the periphery of the rubberizing holder turntable 151, a tab rubberizing mechanical arm 152 for transferring the cells transferred by the final solder blanking pull tape 131 to the rubberizing holder turntable 151, a negative tab rubberizing mechanism 153 and a positive tab rubberizing mechanism 154 for rubberizing the tab to the soldering site of the tab, a rubberizing defect detecting mechanism 155 for detecting the rubberizing effect, a tab bending mechanism 156 for bending the tab by a certain angle, a snap-down holder mechanism 157, a snap-up holder mechanism 158, a rubberizing snap-down holder NG buffer pull tape 159, a snap-down holder good cell blanking pull tape 160 and a snap-down holder blanking mechanism 161 for transferring the cells to the rubberizing snap-down holder NG buffer pull tape 159 and the rubberizing holder good cell blanking tape 160 are sequentially provided along the periphery of the rubberizing holder turntable 151, and the snap-down holder good cell blanking mechanism 161 are further provided with a vibration holder upper and a snap-down holder mechanism 157 for supplying the vibration to the upper and lower holders of the rubberizing holder 151.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, so any modifications, equivalents, improvements, etc. of the above embodiments according to the present invention are still within the scope of the present invention.
Claims (7)
1. The utility model provides a power battery automatic weld production line which characterized in that: the battery cell hot-pressing device comprises a battery cell hot-pressing unit, a battery cell combined core rubberizing unit, a battery cell tab pre-welding unit, a battery cell tab final-welding unit and a battery cell rubberizing buckle retainer unit which are sequentially arranged, wherein the front end of the battery cell hot-pressing unit is provided with a battery cell hot-pressing feeding unit, the rear end of the battery cell hot-pressing unit is provided with a battery cell hot-pressing discharging unit for conveying a battery cell to the battery cell combined core rubberizing unit, the rear end of the battery cell combined core rubberizing unit is provided with a combined core discharging pull belt for conveying the battery cell combined core to the battery cell tab pre-welding unit, a final-welding feeding manipulator for transferring the battery cell from the battery cell tab pre-welding unit to the battery cell tab final-welding unit is arranged between the battery cell tab pre-welding unit and the battery cell tab final-welding unit, the rear end of the battery cell tab final-welding unit is provided with a final-welding discharging pull belt for conveying the battery cell to the battery cell rubberizing buckle retainer unit, and the battery cell terminal-welding unit is provided with a final-cover plate feeding unit for conveying the battery cell to the battery cell terminal-tab final-welding unit;
the battery cell hot-pressing feeding unit comprises a feeding pull belt, a feeding transfer positioning mechanism, a feeding buffer pull belt, a first feeding lifting mechanism for transferring the battery cell into or out of the feeding buffer pull belt, and a feeding and taking manipulator for taking the battery cell to the feeding transfer positioning mechanism and the first feeding lifting mechanism, wherein the feeding transfer positioning mechanism is arranged between a taking position of the feeding pull belt and the first feeding lifting mechanism, and the feeding and taking manipulator comprises a first feeding manipulator for taking the battery cell from the feeding pull belt to the feeding transfer positioning mechanism and a second feeding manipulator for taking the battery cell from the feeding transfer positioning mechanism to the first feeding lifting mechanism;
the battery cell hot-pressing blanking unit comprises a blanking detection mechanism, a blanking NG pull belt, a blanking buffer pull belt, a blanking transfer positioning mechanism, a first blanking lifting mechanism for transferring a NG battery cell to the blanking NG pull belt, a second blanking lifting mechanism for transferring a good battery cell to the blanking buffer pull belt, and a blanking and taking manipulator for taking the battery cell to the blanking detection mechanism, the first blanking lifting mechanism, the blanking transfer positioning mechanism and the second blanking lifting mechanism, wherein the blanking transfer positioning mechanism is arranged between the second blanking lifting mechanism and the first blanking lifting mechanism, the blanking detection mechanism is arranged beside the first blanking lifting mechanism and above the blanking NG pull belt, and the blanking taking manipulator comprises a second blanking manipulator for taking the battery cell from the blanking detection mechanism to the blanking transfer positioning mechanism and a first feeding manipulator for taking the battery cell from the blanking transfer positioning mechanism to the second blanking lifting mechanism;
the battery cell tab pre-welding unit comprises a pre-welding turntable clamp mechanism, a pre-welding feeding mechanism, a tab cathode pre-welding mechanism, a tab anode pre-welding mechanism, a tab cutting mechanism, a CCD tab length detection mechanism, an insulation test mechanism and a pre-welding blanking mechanism are sequentially arranged along the circumference of the pre-welding turntable clamp mechanism, the pre-welding feeding mechanism comprises a CCD shaping feeding manipulator for transferring the shaped battery cells to the pre-welding turntable clamp mechanism and a pre-welding feeding manipulator for transferring the battery cells on a combined core blanking pull belt to the CCD shaping feeding manipulator, the CCD shaping feeding manipulator is arranged between a combined core blanking pull belt and the pre-welding turntable clamp mechanism, the pre-welding blanking mechanism comprises a NG conveying pull belt, and the final welding feeding manipulator is provided with a material taking station positioned above the pre-welding turntable clamp mechanism, a NG blanking station positioned above the NG conveying pull belt and a final welding feeding station for transferring the combined core battery cells which are subjected to pre-welding to the battery cell tab final welding unit;
the battery cell rubberizing retainer unit comprises a rubberizing retainer turntable, a rubberizing lug rubberizing mechanical arm, a negative electrode lug rubberizing mechanism and a positive electrode lug rubberizing mechanism, a rubberizing defect detection mechanism, a lug bending mechanism, a buckling retainer mechanism, a rubberizing retainer NG buffer draw tape, a rubberizing retainer good product battery cell blanking draw tape and a buckling retainer blanking mechanical arm, wherein the rubberizing lug rubberizing mechanical arm is used for transferring a battery cell conveyed by a final welding blanking draw tape to the rubberizing retainer turntable, the negative electrode lug rubberizing mechanism and the positive electrode lug rubberizing mechanism are used for rubberizing a welding place of a tab, the rubberizing defect detection mechanism is used for detecting rubberizing effects, the tab bending mechanism is used for bending the tab by a certain angle, the buckling retainer mechanism, the rubberizing retainer NG buffer draw tape, the rubberizing retainer good product battery cell blanking draw tape and the buckling retainer blanking mechanical arm are sequentially arranged along the circumference of the rubberizing retainer turntable, and the rubberizing retainer turntable is also provided with a lower retainer vibration disk and an upper retainer vibration disk, which are used for supplying the lower retainer for the buckling retainer mechanism and an upper retainer.
2. The automatic welding line for power cells according to claim 1, wherein: the electric core hot pressing unit comprises a hot pressing and hi-port testing mechanism, a hot pressing feeding positioning mechanism, a hot pressing discharging positioning mechanism, a hot pressing positioning feeding manipulator for transferring an electric core on a feeding buffer pull belt to the hot pressing feeding positioning mechanism, a high-speed carrying manipulator for transferring the electric core from the hot pressing and hi-port testing mechanism to the hot pressing discharging positioning mechanism and a hot pressing detection discharging manipulator for transferring the electric core of the hot pressing discharging positioning mechanism to the discharging detection mechanism, wherein the hot pressing positioning feeding manipulator and the hot pressing detection discharging manipulator are respectively arranged at the front end and the rear end of the hot pressing and hi-port testing mechanism, the hot pressing feeding positioning mechanism is arranged between the hot pressing positioning feeding manipulator and the hot pressing and hi-port testing mechanism, the hot pressing discharging positioning mechanism is arranged between the hot pressing and hi-port testing mechanism and the hot pressing detection discharging manipulator, and the high-speed carrying manipulator comprises a hot pressing detection discharging manipulator for transferring the electric core on the hot pressing positioning mechanism and the electric core to the hot pressing and hi-port testing mechanism and the hot pressing detection discharging manipulator.
3. The automatic welding line for power cells according to claim 2, wherein: the hot-pressing and hi-spot testing mechanism comprises an A cell hot-pressing and hi-spot testing mechanism and a B cell hot-pressing and hi-spot testing mechanism which are arranged left and right, the hot-pressing and feeding positioning mechanism comprises an A cell hot-pressing and feeding positioning mechanism and a B cell hot-pressing and feeding positioning mechanism which are arranged left and right at the front end of the hot-pressing and hi-spot testing mechanism in parallel, and the hot-pressing and discharging positioning mechanism comprises an A cell hot-pressing and discharging positioning mechanism and a B cell hot-pressing and discharging positioning mechanism which are arranged left and right at the rear end of the hot-pressing and hi-spot testing mechanism in parallel;
the hot-pressing positioning feeding manipulator is a duplex manipulator and comprises an A-cell hot-pressing positioning feeding manipulator for transferring an A-cell to the A-cell hot-pressing feeding positioning mechanism and a B-cell hot-pressing positioning feeding manipulator for transferring a B-cell to the B-cell hot-pressing feeding positioning mechanism;
the hot-press feeding mechanical arm comprises an A-cell hot-press feeding mechanical arm for transferring an A-cell from an A-cell hot-press feeding positioning mechanism to an A-cell hot-press and hi-spot testing mechanism and a B-cell hot-press feeding mechanical arm for transferring a B-cell from a B-cell hot-press feeding positioning mechanism to a B-cell hot-press and hi-spot testing mechanism, and the hot-press discharging mechanical arm comprises an A-cell hot-press discharging mechanical arm for conveying an A-cell which completes hot-press and hi-spot testing to the A-cell hot-press discharging positioning mechanism and a B-cell hot-press discharging mechanical arm for conveying a B-cell which completes hot-press and hi-spot testing to the B-cell hot-press discharging positioning mechanism;
the hot-pressing detection blanking manipulator is a duplex manipulator and comprises an A electric core hot-pressing detection blanking manipulator for transferring an A electric core from the A electric core hot-pressing blanking positioning mechanism to a next operation station and a B electric core hot-pressing detection blanking manipulator for transferring a B electric core from the B electric core hot-pressing blanking positioning mechanism to the next operation station.
4. The automatic welding line for power cells according to claim 3, wherein: the battery cell rubberizing unit comprises a battery cell frame, an A battery cell feeding mechanism, a B battery cell feeding mechanism, a battery cell shaping mechanism and a battery cell rubberizing mechanism, wherein the A battery cell feeding mechanism, the B battery cell feeding mechanism, the battery cell shaping mechanism and the battery cell rubberizing mechanism are arranged on the left side and the right side of the battery cell frame respectively, the front end of the battery cell frame is provided with a battery cell feeding manipulator for grabbing the A battery cell and the B battery cell from a blanking buffer pull belt respectively, the battery cell rubberizing mechanism is arranged at the rear end between the A battery cell feeding mechanism and the B battery cell feeding mechanism, the battery cell rubberizing frame is provided with a material taking manipulator for transferring the A battery cell and the B battery cell in the A battery cell feeding mechanism and the B battery cell shaping mechanism to the battery cell shaping mechanism for four-sided shaping, the battery cell rubberizing mechanism is arranged at the rear end of the battery cell shaping mechanism, and the battery cell rubberizing mechanism is provided with a rubberizing manipulator for transferring the battery cell to the battery cell in the battery cell shaping mechanism, and the rubberizing mechanism is arranged at the rear end of the rubberizing manipulator for completing rubberizing of the battery cell rubberizing mechanism.
5. The automatic welding line for power cells according to claim 1, wherein: the cover plate feeding unit comprises a cover plate feeding frame, a tray for storing the cover plate and a cart for pushing the tray, wherein a tray pushing position, a tray pushing position and a cover plate overturning mechanism are arranged on the cover plate feeding frame, a conveying belt for conveying a full-load tray on the cart pushed by the pushed tray to the tray pushing position is arranged on the cover plate feeding frame, a tray feeding lifting mechanism for conveying the full-load tray on the cart to the conveying belt is arranged on the tray pushing position, a tray discharging lifting mechanism for discharging an empty tray to the cart is arranged on the tray pushing position, and a triaxial manipulator for taking the cover plate on the full-load tray at the tray pushing position to the cover plate overturning mechanism is arranged on the cover plate feeding frame.
6. The automatic welding line for power cells according to claim 5, wherein: the battery cell tab final welding unit comprises a final welding turntable mechanism, a plurality of sets of battery cell clamps are arranged on the final welding turntable mechanism, a final welding feeding station, a pre-welding flat pressing station, an anode welding dust removing station, a cathode welding dust removing station, a post-welding flat pressing station, a final welding blanking station and a clamp dust removing station are sequentially arranged around the final welding turntable mechanism, the pre-welding flat pressing station is provided with a pre-welding flat pressing mechanism for flat pressing soft connection on a cover plate to the battery cell tab, the anode welding dust removing station and the cathode welding dust removing station are both provided with an ultrasonic welding mechanism for welding the cover plate soft connection and the battery cell tab and a dust absorbing mechanism for absorbing dust generated during welding, the post-welding flat pressing station is provided with a post-welding flat pressing mechanism for flat pressing the welding printing surface of the cover plate soft connection and the battery cell tab, and the post-welding blanking station is provided with a tension testing mechanism for carrying out tension test on the battery cell clamp and a tension testing manipulator for transferring the battery cell on the battery cell clamp to the tension testing mechanism, and the clamp is provided with a dust removing mechanism for removing dust on the battery cell.
7. The automatic welding line for power cells according to claim 6, wherein: the final welding blanking station is also provided with a final welding battery core turnover mechanism and a final welding duplex manipulator, wherein the final welding duplex manipulator is provided with a turnover feeding manipulator for transferring a battery core of the tension testing mechanism to the final welding battery core turnover mechanism and a final welding blanking manipulator for transferring a battery core of the final welding battery core turnover mechanism to the final welding blanking pull belt.
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| CN201610998858 | 2016-11-12 | ||
| CN2016109988580 | 2016-11-12 |
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