CN116231035A

CN116231035A - Battery PACK production line

Info

Publication number: CN116231035A
Application number: CN202310156217.0A
Authority: CN
Inventors: 杨文辉; 蒋化龙; 李亮; 胡剑华; 邱度金; 尹林华; 王志怀
Original assignee: Huizhou Huayang Intelligent Technology Co ltd
Current assignee: Huizhou Huayang Intelligent Technology Co ltd
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-06-06

Abstract

The invention relates to a battery PACK PACK production line which comprises a feeding and sorting device, a lower bracket device, a nickel sheet mounting device, a bracket fixing device, a spot welding device, a discharging and reflow device, wherein the feeding and sorting device comprises a box feeding line, a conveying line, a feeding mechanism, a grading mechanism and a discharging mechanism which are distributed in parallel, the feeding mechanism is positioned above a discharging end of the box feeding line and is used for sucking and traversing a vertical distribution battery core conveyed by the box feeding line to a horizontal state and then transferring the battery core to the conveying line, a code scanning component on the conveying line scans codes, the grading mechanism sucks the code scanned battery core and transfers the battery core to the discharging mechanism after grading, and the discharging mechanism transfers the battery core after grading to the lower bracket device for connection. The battery PACK PACK production line has the advantages of high automation degree, low labor cost, high production efficiency, high battery quality, compatibility with production and processing of batteries of different types and the like.

Description

Battery PACK production line

Technical Field

The invention relates to the technical field of PACK automation, in particular to a battery PACK PACK production line.

Background

For mass production, increasing the competitiveness of an enterprise represents increasing productivity; by introducing automation and intelligent technology.

The manufacturing industry is also undergoing a well-automated transformation in the current age. Enterprises are continually exploring new technologies that wish to meet customer needs by rapidly producing and high quality products. Industry 4.0 has grown and has led to an increasing popularity of industrial processes, robotic applications, software and automation technology in manufacturing industries.

Industrial manufacturing automation not only represents a great deal of advantages in replacing human physical and mental labor, but also in industrial manufacturing: firstly, the industrial manufacturing automation technology can greatly improve the production efficiency, shorten the production period of products and provide time guarantee for the product to occupy the market; secondly, the mechanical manufacturing automation technology can ensure that the product quality reaches the standard and the specification is uniform, accords with the standardized production mode of the modern society, and has good development prospect; thirdly, the mechanical manufacturing automation technology can improve the production efficiency and reduce the consumption and use of labor force, thereby helping enterprises to reduce the production cost and improving the economic benefit of the enterprises; fourth, the mechanical manufacturing automation technology adopts standardized production, can reduce and reduce raw material consumption caused by uncertainty factors of people in the production process and reduce waste generation, and fifth, the mechanical manufacturing automation technology records production data for customers in real time, provides product traceability for customers and provides data support for upgrading iterative products for customers.

Therefore, along with the progress of society, industrial production automation can replace manual labor force to a great extent, and the level of social productivity is improved.

Disclosure of Invention

The invention provides a battery PACK PACK production line which has the advantages of high automation degree, low labor cost, high production efficiency and high battery quality, and can be compatible with the production and processing of batteries of different types.

In order to achieve the above object, the following technical solutions are adopted.

The utility model provides a battery package PACK production line, includes control system and is used for the material loading sorting equipment to the battery material loading sorting, be used for loading into the lower carriage equipment of lower carriage with the electric core after the material loading sorting, be used for to the nickel piece erection equipment of electric core erection upper carriage, be used for carrying out fixed support fixed equipment to the support tool that lower carriage and upper carriage constitute of electric core are equipped with, be used for carrying out spot welding equipment to the electric core, and be used for unloading or backward flow's unloading and reflow installation, the electronic components in each equipment are connected with control system respectively, the material loading sorting equipment includes parallel distribution's box material loading line, transfer chain, step mechanism and unloading mechanism, the feed mechanism is located box material loading line's discharge end top, be used for transferring the whole row of vertical distribution electric core that the box material loading was carried to the delivery behind the horizontal state to the delivery line, after the sweep yard subassembly on the delivery line continues to carry forward behind the discharge end, step mechanism absorbs the electric core behind the code and shifts to unloading mechanism behind the step and shifts to unloading mechanism and carries out step to the unloading mechanism and shifts to the electric core to the whole row of electric core after the step mechanism, the unloading is put into the equipment to the unloading.

Further, feed mechanism is including getting material cylinder, displacement subassembly and material loading sideslip subassembly, the material loading sideslip subassembly includes two parallel distribution's two material loading sideslip tracks, the displacement subassembly passes through material loading sideslip board and material loading sideslip track sliding connection, it installs to get material cylinder on the material loading sideslip board, the drive end and the displacement fixed plate fixed connection of getting material cylinder, the displacement fixed plate is located the place ahead of transfer chain, the displacement subassembly is including absorbing electric core subassembly, displacement board and displacement drive assembly, the displacement drive assembly is installed on the displacement fixed plate, the bottom and the displacement board of displacement drive assembly are connected, the displacement board is connected with a plurality of absorption electric core subassemblies.

Further, the blanking mechanism comprises a first blanking mechanism, a second blanking mechanism and a third blanking mechanism, a first unpowered channel component is arranged between the first blanking mechanism and the stepping mechanism, a stock bin mechanism is arranged between the first blanking mechanism and the second blanking mechanism, and a second unpowered channel component is arranged between the second blanking mechanism and the third blanking mechanism.

Further, the step mechanism, the first blanking mechanism, the second blanking mechanism and the third blanking mechanism all comprise moving assemblies and sucking assemblies, and the moving directions of the moving assemblies in the step mechanism, the first blanking mechanism, the second blanking mechanism and the third blanking mechanism are distributed in parallel and are distributed perpendicularly to the conveying direction of the conveying line.

Further, go into lower carriage equipment and including sweeping a yard transfer mechanism, support feed mechanism, go into support mechanism and detection mechanism, sweep a yard transfer mechanism and including going into the support transfer chain, it is equipped with in proper order from the material loading end to the discharge end on the support transfer chain to sweep a yard subassembly and upset transfer assembly, sweep a yard subassembly and sweep the electric core that gets into the support transfer chain, upset transfer assembly once can absorb whole row of electric core to turn over the transfer of transfer to making the electric core by horizontal distribution transfer to vertical distribution, then grab whole row of electric core by going into support mechanism and transfer to and go into the support feed mechanism in carrying out the electric core and go into the lower carriage, get into nickel piece erection equipment after going into the lower carriage electric core by detection mechanism detection.

Further, upset steering assembly includes the upset case, the both sides of upset case are connected with the roll-over stand rotation through the pivot respectively, and one of them pivot is connected with upset case drive assembly, be equipped with displacement subassembly and electric core steering suction assembly from top to bottom in the upset incasement in proper order, displacement subassembly includes displacement drive assembly and displacement board, electric core steering suction assembly is connected with the displacement board to drive the oscilaltion by the displacement board.

Further, the support feeding mechanism comprises a first double-speed chain conveying line, a support jacking assembly and a bearing seat positioning assembly, wherein the support bearing seat is arranged on the first double-speed chain conveying line, the bearing seat positioning assembly is located on one side of the moving direction of the support bearing seat, the support jacking assembly is located below the support bearing seat, the support bearing seat is in place when the battery core is placed, the support positioning assembly stops the support bearing seat to enable the support bearing seat to be positioned, and after the support feeding mechanism moves the battery core to the lower support, the support jacking assembly jacks the support bearing seat to drive the lower support to move upwards together, so that the battery core enters the lower support.

Further, support feed mechanism and detection mechanism are located the outside support transfer mechanism that goes into of one side of support conveying line material loading end, it includes transfer box and first movable assembly to go into support transfer mechanism, first movable assembly's transmission direction with the transmission direction of first doubly fast chain transmission line is perpendicular distribution, first movable assembly includes two parallel distribution's transfer guide rail and is located the transfer drive assembly in the transfer guide rail outside, transfer box's one end and transfer drive assembly fixed connection, transfer box's bottom is through slider and transfer guide rail sliding connection, be equipped with transfer drive assembly in the transfer box, transfer drive assembly is located the discharge end of first doubly fast chain transmission line, and the transmission direction with the transmission direction of first doubly fast chain transmission line is the same.

Further, detection mechanism includes that the second is doubly quick chain transmission line, the transmission direction of second doubly quick chain transmission line with the transmission direction of first doubly quick chain transmission line is parallel distribution, be equipped with in the second doubly quick chain transmission line and detect drive assembly, the top of detecting drive assembly is equipped with polarity detection assembly, the outside of second doubly quick chain is equipped with defective products drive assembly, detect drive assembly and defective products drive assembly's transmission direction the same.

Further, nickel piece erection equipment includes the support transfer line, one side of support transfer line links up with going into lower carriage equipment, and the opposite side links up with nickel piece material loading installation line in the nickel piece erection equipment, is equipped with nickel piece installation station and closes the lid station on the nickel piece material loading installation line, and the support tool after closing the lid gets into support fixed equipment.

Further, the support fixing device comprises a jig conveying line, the jig conveying line sequentially conveys the support jigs to the support storage station and the support fixing station along the conveying direction, the jig locating component and the jig jacking component at the support fixing station are used for locating and jacking the support jigs, and the support fixing screw driving mechanism above the support fixing station is used for driving screws to fix the support jigs and then enabling the support jigs to enter the spot welding device.

Further, tool jacking subassembly includes jacking bottom plate, jacking roof and back-and-forth trimming subassembly, jacking roof and jacking bottom plate are through jacking guide arm cover sliding connection, install tool jacking cylinder on the jacking bottom plate, the drive end of tool jacking cylinder passes behind the jacking bottom plate and is connected with the jacking roof, back-and-forth trimming subassembly is equipped with the trimming cylinder including two front and back guide rails of parallel distribution on the jacking bottom plate between two front and back guide rails, be equipped with the L type fly leaf of relative distribution on the front and back guide rail, the bottom of L type fly leaf is through slider and front and back guide rail sliding connection, the top and the jacking roof of L type fly leaf are connected, and the inboard of one L type fly leaf is connected with the drive end of trimming cylinder.

Further, the fixed screw driving mechanism of support includes driving control panel, X axle remove subassembly, Y axle remove the subassembly, Z axle remove the subassembly and drive the screw frame, X axle remove the subassembly and install on the screw frame, Y axle remove the subassembly and install on the X axle remove the subassembly, Z axle remove the subassembly and install on the Y axle remove the subassembly, wherein, X axle remove the subassembly and Y axle remove the subassembly and be servo module remove the subassembly, Z axle remove the subassembly and include first stage remove the subassembly and second stage remove the subassembly, first stage remove the subassembly and install on the Y axle remove the subassembly, second stage remove the subassembly and install on the first stage remove the subassembly, install on the second stage remove the subassembly and drive the screw subassembly.

Further, the first stage moving assembly comprises a first moving frame, a first Z-axis driving piece is arranged at the top of the first moving frame, and a driving end of the first Z-axis driving piece is connected with a second stage moving assembly; the second stage moving assembly comprises a second moving frame, the back surface of the second moving frame is connected with the first Z-axis driving piece through a connecting block, the second Z-axis driving piece is installed at the top of the second moving frame, and the driving end of the second Z-axis driving piece is connected with a screw driving assembly.

Further, the spot welding equipment is including the first spot welding mechanism, tool tilting mechanism and the second spot welding mechanism that set gradually, first spot welding mechanism carries out spot welding to the tool battery package A face in the support tool that gets into the spot welding equipment, tool tilting mechanism is used for carrying out whole upset 180 degrees to the tool battery package that gets into the upset station, and the tool battery package after the upset gets into the second spot welding mechanism, gets into unloading and reflow apparatus after carrying out spot welding to the B face of tool battery package by the second spot welding mechanism, carries out unloading and reflow to the support tool that is equipped with the tool battery package by unloading and reflow apparatus.

Compared with the prior art, the battery PACK production line has the following beneficial effects:

According to the battery PACK PACK production line, after a battery is vertically boxed and fed to a box feeding line, a feeding mechanism sucks and transversely moves battery cells vertically distributed in the charging box to a horizontal state in a whole row, the battery cells are conveyed to a conveying line, the conveying line conveys the battery cells forwards, after the battery cells pass through a code scanning assembly, the code scanning assembly scans and identifies the battery cells, and identified information is fed back to a control system; then snatch and grade to unloading mechanism by the electric core after the code scanning by the shelves mechanism, unloading mechanism is put into a warehouse the electric core after the grade and is carried out the unloading and transfer to follow-up equipment or station, go into the lower carriage through going into lower carriage equipment in proper order, install the upper bracket through nickel piece erection equipment to the lower carriage that is equipped with the electric core, carry out the support to the support tool that support fixing equipment is equipped with the lower carriage of electric core and upper bracket constitution, carry out spot welding respectively to the electric core both sides in the support tool through spot welding equipment and obtain the finished battery, finally carry out unloading or backward flow to the finished battery through unloading and backward flow equipment. The invention discloses a battery PACK PACK production line, which mainly comprises a feeding sorting device, a bracket feeding device, a nickel sheet mounting device, a bracket fixing device, a spot welding device and a discharging and reflow device, wherein the single machine device has a small composition, and compared with the PACK automatic production line in the prior art, the structure of the production line is greatly reduced; wherein, the material loading sorting equipment has assembled two parallel distribution's of box-packed material loading line, transfer chain material loading conveying line, has assembled feed mechanism, step mechanism and unloading mechanism simultaneously, makes traditional box-packed vertical distribution electric core traverse to the horizontality transfer to the transfer line after, again through sweeping the sign indicating number in proper order, step, the unloading transfer to next equipment after entering the storehouse, its material loading sorting equipment collects a plurality of stand-alone equipment in an organic wholes, has simplified the structure and the occupation space of material loading sorting equipment greatly, and each station is automatic completion on it, and degree of automation is high, efficient, the cost of labor has significantly reduced.

Drawings

FIG. 1 is a schematic diagram of a front-end production line of a PACK production line of a battery according to the present invention;

FIG. 2 is a schematic view of a rear-end production line of the PACK production line of the present invention;

FIG. 3 is a structural distribution diagram of the feed sorting apparatus of FIG. 1;

FIG. 4 is a schematic view of the feeding mechanism of FIG. 3 disposed above a feeding conveyor line;

fig. 5 is a schematic structural diagram of the feeding mechanism in fig. 3;

FIG. 6 is a schematic view of a partial construction of the pitch assembly of FIG. 5 without a pitch plate;

FIG. 7 is a schematic view of the structure of the variable-pitch plate of FIG. 5;

FIG. 8 is a schematic structural view of the feed conveyor line of FIG. 3;

FIG. 9 is a schematic diagram of a loading sweep assembly on the loading conveyor of FIG. 8;

FIG. 10 is a schematic diagram of the structure of the feeding code scanning assembly of FIG. 8 without a transmission housing;

FIG. 11 is a schematic diagram of a test assembly on the loading conveyor of FIG. 8;

FIG. 12 is a schematic structural distribution diagram of the gear step mechanism and the blanking mechanism in FIGS. 3 and 8;

FIG. 13 is a schematic view of the gear shifting mechanism of FIG. 12;

FIG. 14 is an enlarged partial schematic view of the first suction assembly of the stepper mechanism of FIG. 12;

fig. 15 is a schematic structural relationship diagram of the first blanking mechanism and the second blanking mechanism in fig. 3 and 8;

FIG. 16 is a schematic diagram illustrating a structural relationship between the first blanking moving component and the first blanking suction component in FIG. 15;

FIG. 17 is a schematic view of the structure of a single cartridge assembly of the cartridge mechanism of FIG. 3;

FIG. 18 is a perspective view of the lower rack apparatus of FIG. 1 without the polarity detection assembly;

FIG. 19 is a structural diagram of the stent loading mechanism, stent entry transfer mechanism and detection mechanism of FIG. 18;

FIG. 20 is a perspective view of the stent loading mechanism of FIG. 18;

FIG. 21 is a structural view of the cradle load bearing seat, cradle jacking assembly and seat positioning assembly of FIG. 20;

FIG. 22 is a perspective view of the code scanning steering mechanism of FIG. 18;

FIG. 23 is a perspective view of the flip steering assembly of FIG. 22;

FIG. 24 is a perspective view of the docking mechanism of FIG. 18;

FIG. 25 is a perspective view of the detection mechanism of FIG. 18;

FIG. 26 is a schematic view of the nickel on-chip bracket apparatus of FIG. 1;

FIG. 27 is a schematic view of the stent fixture of FIG. 2;

FIG. 28 is a schematic view of the jig transfer line and its upper stations and a rack jig of FIG. 27;

FIG. 29 is a schematic view of a fixture lifting assembly and a fixture positioning assembly at the fixture securing station of FIG. 27;

FIG. 30 is an exploded view of the fixture lifting assembly of FIG. 29;

FIG. 31 is a schematic view of the bracket fixing screw mechanism of FIG. 27;

fig. 32 is a schematic view of the Z-axis moving assembly of fig. 31.

Detailed Description

The PACK production line of the battery PACK according to the present invention will be described in further detail with reference to specific embodiments and drawings.

Referring to fig. 1, 2, 3 and 8, a PACK production line of the present invention includes a control system and a feeding and sorting apparatus 1 for feeding and sorting batteries, a feeding and lower rack apparatus 2 for loading sorted battery cells into a lower rack, a nickel sheet mounting apparatus 3 for mounting an upper rack on the battery cells, a rack fixing apparatus 4 for fixing a rack jig 43 composed of the lower rack and the upper rack on which the battery cells are mounted, a spot welding apparatus 5 for spot welding the battery cells, and a discharging and reflow apparatus 6 for discharging or reflowing, electronic components in the respective apparatuses are connected to the control system, the feeding and sorting apparatus 1 includes a feeding line 11, a feeding and transporting line 12, and a feeding mechanism 13, a stepping mechanism 14 and a discharging mechanism 16 in parallel,

the arrangement of the box-packed feeding line 11 enables the battery cells to be fed in whole rows by the feeding mechanism 13 after being conveyed in whole boxes, and the arrangement of the feeding conveying line 12 is used for placing and conveying the battery cells fed by the feeding mechanism 13 to the feeding conveying line 12 and conveying the battery cells forwards; the box-packed feeding line 11 and the feeding conveying line 12 are arranged in parallel, specifically, the feeding end of the feeding conveying line 12 and the discharging end of the box-packed feeding line 11 are arranged at the same end, namely, the feeding end of the feeding conveying line 12 is connected with the discharging end of the box-packed feeding line 11, the conveying direction of the box-packed feeding line 11 is opposite to that of the feeding conveying line 12, the design method of parallel distribution greatly reduces the occupied space of the box-packed feeding line 11 and the feeding conveying line 12, and can finish the feeding and conveying of the battery cells in less places,

The feeding mechanism 13 is located above the discharging end of the box-mounted feeding line 11, and is used for sucking and traversing the vertically-distributed battery cells conveyed by the box-mounted feeding line 11 to a horizontal state, then transferring the vertically-distributed battery cells to the feeding conveying line 12, after a code is scanned by a feeding code scanning component 122162 on the feeding conveying line 12, continuously conveying the vertically-distributed battery cells to the discharging end forwards, sucking the code scanned battery cells by the grading mechanism 14, grading the code scanned battery cells, transferring the code scanned battery cells to the discharging mechanism 16, and transferring the graded battery cells to the discharging mechanism 16 by the discharging mechanism 16.

Referring to fig. 1, 2, 3 and 8, in a non-limiting embodiment of the present invention, in the overall production process of the PACK production line, after the batteries are vertically packed and fed into the PACK feeding line 11, the feeding mechanism 13 sucks and cleans the whole row of vertically distributed battery cells in the charging box to a horizontal state, then transfers the battery cells to the feeding conveyor line 12, the feeding conveyor line 12 conveys the battery cells forward, after the battery cells pass through the feeding code sweeping component 122162, the feeding code sweeping component 122162 sweeps and identifies the battery cells, and the identified information is fed back to the control system; then the battery cells after code scanning are grabbed by the grading mechanism 14 and graded to the blanking mechanism 16, the battery cells after grading are put into a warehouse by the blanking mechanism 16 and are subjected to blanking transfer to subsequent equipment or stations, the battery cells are sequentially put into a lower bracket through the lower bracket equipment 2, an upper bracket is installed on the lower bracket provided with the battery cells through the nickel sheet installation equipment 3, a bracket fixture 43 formed by the lower bracket provided with the battery cells and the upper bracket is fixed through the bracket fixing equipment 4, spot welding is respectively carried out on two sides of the battery cells in the bracket fixture 43 through the spot welding equipment 5, so that finished batteries are obtained, and finally, the finished batteries are subjected to blanking or reflow through the blanking and reflow equipment 6.

Referring to fig. 1, 2, 3 and 8, according to a non-limiting embodiment of the present invention, the PACK production line of the present invention has the following advantages: the whole device mainly comprises a feeding sorting device 1, a bracket entering device, a nickel sheet mounting device 3, a bracket fixing device 4, a spot welding device 5 and a discharging and reflow device 6, and the single device has less components, so that compared with the PACK automatic production line in the prior art, the structure components of the production line are greatly reduced; wherein, the material loading sorting equipment 1 has assembled box-packed material loading line 11, two parallel distribution's of material loading transfer chain 12 material loading conveyer line, simultaneously assembled feed mechanism 13, step mechanism 14 and unloading mechanism 16, make traditional box-packed vertical distribution electric core traverse to the horizontality transfer back on the material loading transfer chain 12, through sweeping the sign indicating number in proper order, step, the unloading transfers to next equipment after putting in storage, its material loading sorting equipment 1 collects a plurality of stand-alone equipment in an organic wholely, the structure and the occupation space of material loading sorting equipment 1 have been greatly reduced, and each station on it is automatic completion, the degree of automation is high, high efficiency, the cost of labor has been significantly reduced.

Referring to fig. 1 to 7, in a non-limiting embodiment of the present invention, the feeding mechanism 13 includes a feeding cylinder 131, a pitch varying assembly 132 and a feeding traversing assembly 133, the feeding traversing assembly 133 includes two feeding traversing rails 1332 distributed in parallel, the pitch varying assembly 132 is slidably connected to the feeding traversing rails 1332 through a feeding traversing plate 1331, the feeding cylinder 131 is mounted on the feeding traversing plate 1331, the driving end of the feeding cylinder 131 is fixedly connected to the pitch varying fixing plate 134, the pitch varying fixing plate 134 is located in front of the feeding conveying line 12, the pitch varying assembly 132 includes a sucking cell assembly 1321, a pitch varying plate 1322 and a pitch varying driving assembly 1323, the pitch varying driving assembly 1323 is mounted on the pitch varying fixing plate 134, and the bottom of the pitch varying driving assembly 1323 is connected to the pitch varying plate 1322, and the pitch varying assembly 1321 is connected to the sucking cell assemblies 1321. In this embodiment, the feeding traversing plate 1331 is configured to mount the material taking cylinder 131 and the pitch-varying driving assembly 1323, and simultaneously drive the material taking cylinder 131 and the pitch-varying assembly 132 to traverse together after the electrical core is in place, so that the electrical core is horizontally distributed on the feeding conveying line 12 after rotating 90 degrees from the vertical direction, and the electrical core is conveyed forward by the feeding conveying line 12. The feeding transverse moving plate 1331 is provided with a material taking cylinder 131, and the driving end of the material taking cylinder 131 is connected with a variable-pitch fixing plate 134 to drive the variable-pitch fixing plate 134 and the upper variable-pitch assembly 132 to move up and down together; the pitch-changing driving assembly 1323 is arranged on the feeding transverse moving plate 1331, the bottom, namely the driving end, of the pitch-changing driving assembly 1323 is connected with the pitch-changing plate 1322, the pitch-changing plate 1322 is connected with the plurality of sucking cell assemblies 1321, the pitch-changing driving assembly 1323 is used for driving the pitch-changing plate 1322 to move up and down, further, the pitch between the plurality of sucking cell assemblies 1321 is driven to change along with the position change of the pitch-changing plate 1322, and pitch changing is achieved, so that the plurality of sucking cell assemblies 1321 can be suitable for feeding of cells with different specifications. Specifically, when the material is required to be taken, the distance-changing driving component 1323 starts to realize the distance-changing application to the plurality of the sucking cell components 1321 according to the cell specification in the cell box; the material taking cylinder 131 starts to drive the distance-changing plate 1322 and the plurality of sucking electric core components 1321 on the distance-changing plate to move downwards, after the plurality of sucking electric core components 1321 suck the whole row of electric cores in the electric core box in place, the material taking cylinder 131 drives the distance-changing plate 1322 and the plurality of sucking electric core components 1321 on the distance-changing plate to move upwards, after the material taking cylinder 131 drives the sucking electric core components 1321 to drive the plurality of electric cores sucked to move upwards to the position of the material conveying line 12, the material feeding transverse moving component 133 starts to drive the material feeding transverse moving plate 1331 to move horizontally along the material feeding transverse moving track 1332 to the material conveying line 12, so that the electric cores sucked by the plurality of sucking electric core components 1321 are changed from a vertical state to a transverse state, namely, the electric cores are horizontally arranged on the material conveying line 12, namely, the electric cores vertically distributed are sequentially distributed on the material conveying line 12 in a horizontal state by adjusting 90 degrees. Specifically, the side of the feeding conveyor line 12, which is located on the variable-pitch fixed plate 134, is provided with a turning guide plate 164, and the turning guide plate 164 is provided with a plurality of arc-shaped guide grooves 1641 matched with the battery cells; the side direction-changing guide plate 164 of the conveying line and the plurality of arc-shaped guide grooves 1641 on the direction-changing guide plate 164 enable the feeding transverse moving assembly 133 to traverse to the battery cell clamping grooves on the conveying line along the arc-shaped guide grooves 1641 at the corresponding positions when the feeding transverse moving assembly 1331 is driven to drive the plurality of battery cells to transversely move, so that smooth feeding of the battery cells is ensured.

Referring to fig. 3 and 6, in a non-limiting embodiment of the present invention, two vertical guide rails 1342 and a plurality of longitudinal guide rails 1341 are disposed on the outer side surface of the fixed variable-pitch plate 134, the two vertical guide rails 1342 are disposed on two sides of the fixed variable-pitch plate 134, and the plurality of longitudinal guide rails 1341 are disposed between the two vertical guide rails 1342 and are disposed at intervals. In this embodiment, the vertical guide rails 1342 and the longitudinal guide rails 1341 on the distance-changing fixing plate 134 are arranged, wherein the vertical guide rails 1342 are used for providing the distance-changing plate 1322 with guiding in the up-and-down movement, i.e. the Z-axis direction, and the longitudinal guide rails 1341 provide the suction cell assemblies 1321 with guiding in the longitudinal direction, i.e. the Y-axis direction, so that the distance-changing plate 1322 drives the plurality of suction cell assemblies 1321 to move along the longitudinal guide rails 1341 respectively in the up-and-down movement process, thereby realizing the distance changing of the plurality of suction cell assemblies 1321, enabling the plurality of suction cell assemblies 1321 to correspond to the positions of the cells to be sucked, and further effectively ensuring that the plurality of suction cell assemblies 1321 suck the cells smoothly.

Referring to fig. 3 and 7, in a non-limiting embodiment of the present invention, a plurality of scattering-type variable-pitch holes 13221 are formed on the variable-pitch plate 1322, each variable-pitch hole 13221 is an oblong hole, the highest points of the plurality of variable-pitch holes 13221 are distributed on the same line, and the lowest points of the plurality of variable-pitch holes 13221 are distributed on the same line. In this embodiment, the arrangement of the plurality of oblong distance-varying holes 13221 distributed in a scattering manner on the distance-varying plate 1322 provides a movable space for the stop posts 13212 on the suction cell assemblies 1321, so that the plurality of suction cell assemblies 1321 can vary the distance along with the position change of the distance-varying plate 1322, and the distance variation of the plurality of suction cell assemblies 1321 is realized. The highest points of the plurality of variable-pitch holes 13221 are on the same straight line, and the lowest points of the plurality of variable-pitch holes 13221 are on the same straight line, so that the consistency of the positions of the baffle posts 13212 on the plurality of sucking cell assemblies 1321 in the plurality of variable-pitch holes 13221 is ensured, and the accuracy and the stability of the variable-pitch of the plurality of sucking cell assemblies 1321 are further improved. In this embodiment, the variable-pitch plate 1322 is slidably connected to the vertical rail 1342 on the variable-pitch fixed plate 134 by a slider, and the variable-pitch driving assembly 1323 moves up and down along the vertical rail 1342, and the upper variable-pitch hole 13221 drives the suction cell assembly 1321 to move during the up and down movement of the variable-pitch plate 1322. In this embodiment, the distance-varying plate 1322 moves up and down along the vertical guide rail 1342 under the action of the distance-varying driving component 1323, and in the process of moving up and down, the distance-varying holes 13221 are distributed in a heat dissipation manner, so that the hole walls of the distance-varying holes 13221 can drive the blocking columns 13212 on the plurality of sucking electrical core components 1321 to move synchronously, and the blocking columns further drive the whole sucking electrical core components 1321 to move along the distance-varying holes 13221, thereby realizing the distance variation of the plurality of sucking electrical core components 1321.

In this embodiment, as shown in fig. 3 to 6, the suction core assembly 1321 includes a suction fixing plate 13211, the back surface of the suction fixing plate 13211 is slidably connected to the longitudinal rail 1341 through a slider, a stop post 13212 protruding outwards is disposed at the upper portion of the suction fixing plate 13211 and used for extending into the distance-changing hole 13221 on the distance-changing plate 1322, and the lower portion of the suction fixing plate 13211 is connected to the feeding magnetic block 13214 through a buffer assembly 13213. In this embodiment, the absorbing fixing plate 13211 is slidably connected to the longitudinal rail 1341, so that after the distance-changing plate 1322 drives the distance-changing hole 13221 to apply force to the blocking post 13212, the blocking post 13212 drives the absorbing fixing plate 13211 to move along the longitudinal rail 1341, thereby realizing the distance-changing between the different absorbing electric core components 1321. The upper portion of the absorbing fixed plate 13211 is connected with the feeding magnetic absorbing block 13214 through the buffer component 13213, so that the material taking cylinder 131 drives the variable-pitch fixed plate 134 to drive the absorbing electric core component 1321 to move downwards to be in contact with the electric core, the electric core is stably absorbed by the feeding magnetic absorbing block 13214, the absorbing electric core component 1321 moves downwards continuously, the buffer component 13213 is started, the feeding magnetic absorbing block 13214 is always kept in close contact with the electric core, and meanwhile, the feeding magnetic absorbing block 13214 is prevented from damaging the electric core due to overlarge pressure. Further, the buffer assembly 13213 includes a fixed block 132131 and a feeding guide rod 132132, the fixed block 132131 is sleeved with the feeding guide rod 132132, the feeding guide rod 132132 can move up and down in the fixed block 132131, the bottom of the feeding guide rod 132132 is fixedly connected with the feeding magnetic block 13214, the feeding guide rod 132132 is further sleeved with a buffer spring 132133, and the buffer spring 132133 is located between the fixed block 132131 and the feeding magnetic block 13214. In this embodiment, the buffer component 13213 is mainly composed of a fixing block 132131 and a feeding guide rod 132132, where the fixing block 132131 is fixed on the lower portion of the absorbing fixing plate 13211, meanwhile, the fixing block 132131 is sleeved on the feeding guide rod 132132, the feeding guide rod 132132 can move up and down in the fixing block 132131, the feeding magnetic block 13214 is fixed on the bottom of the feeding guide rod 132132, and the buffer spring 132133 is sleeved in the middle, so that the buffer component 13213 has a simple overall structure, and raw materials are common raw materials, and have abundant sources, low cost and simple manufacture. In this embodiment, the bottom of the feeding magnetic block 13214 is in an arc structure, so that the feeding magnetic block 13214 gradually contacts from line contact to line contact in the process of contacting with the battery cell, and the stable suction of the battery cell by the magnetic block is ensured.

In this embodiment, as shown in fig. 3 to 5, the pitch-variable driving assembly 1323 includes a pitch-variable motor 13231 and a feeding screw module 13232, the pitch-variable motor 13231 is mounted on the top end of the pitch-variable fixing plate 134, the driving end of the pitch-variable motor 13231 is connected with the feeding screw module 13232, a connecting plate 13234 is fixed on a moving nut 13233 of the feeding screw module 13232, and the bottom of the connecting plate 13234 is detachably connected with the pitch-variable plate 1322. In this embodiment, the pitch-variable motor 13231 is mounted on the pitch-variable fixed plate 134, and the feeding screw module 13232, the connecting plate 13234 and the pitch-variable plate 1322 are sequentially connected to the pitch-variable motor 13231, so that the whole pitch-variable driving assembly 1323 is mounted on the pitch-variable fixed plate 134, and further the suction cell assembly 1321 driven by the pitch-variable driving assembly 1323 is connected to the pitch-variable fixed plate 134, so that the pitch-variable fixed plate 134 drives the suction cell assembly 1321 to move up and down to take materials when the material taking cylinder 131 drives the pitch-variable fixed plate 134 to move up and down. The connecting plate 13234 is detachably connected with the variable-pitch plate 1322, so that the variable-pitch plate 1322 with different specifications can be conveniently replaced, and the application range of the feeding mechanism 13 is wider. Further, as shown in fig. 7, a rectangular connecting hole 13222 is provided at the upper part of the variable-pitch plate 1322, and a bending block (not shown) bent inwards is provided at the bottom of the connecting plate 13234, and the size of the bending block is matched with the rectangular connecting hole 13222. In this embodiment, the rectangular connecting holes 13222 on the pitch plate 1322 and the bending blocks at the bottom of the connecting plate 13234 are arranged, so that the pitch plate 1322 and the connecting plate 13234 form an inserted detachable connection, the rectangular connecting holes 13222 are arranged on the pitch plate 1322, which is beneficial to improving the stability of the connection between the pitch plate 1322 and the connecting plate 13234, and the installation and connection are convenient and the efficiency is high. To further improve the stability of the connection between the connection plate 13234 and the variable-pitch plate 1322, semicircular holes 13223 embedded in the variable-pitch plate 1322 are provided at four corners of the rectangular connection hole 13222. In this embodiment, the semicircular holes 13223 embedded in the pitch plate 1322 are arranged, so that after the bending blocks on the connecting plate 13234 extend into the rectangular connecting holes 13222 on the pitch plate 1322, the connecting plate 13234 and the pitch plate 1322 can be connected more firmly by installing fastening columns in the semicircular holes 13223, and are not easy to fall off.

Referring to fig. 3 and 8, in a non-limiting embodiment of the present invention, a plasma cleaning assembly 121, a loading code scanning assembly 122 and a test needle assembly 123 are sequentially disposed on a loading conveyor line 12 from a feeding end to a discharging end, after the battery cell is loaded onto the conveyor line, the battery cell is firstly conveyed to a position where the plasma cleaning assembly 121 is located, after both ends of the battery cell are cleaned by the plasma cleaning assembly 121, the battery cell is conveyed to a position where the loading code scanning assembly 122 is located by the conveyor line, the loading code scanning assembly 122 scans the battery cell, and then the battery cell is continuously conveyed to the test needle assembly 123, and the test needle assembly 123 tests the voltage and the resistance performance of the battery cell. In the embodiment, the front side and the rear side of the feeding code scanning assembly 122 are respectively provided with the plasma cleaning assembly 121 for cleaning the two end faces of the battery cell and the test needle assembly 123 for testing the battery cell, and the plasma cleaning assembly 121 is used for cleaning dirt on the two end faces of the battery cell, which adopts gas-solid phase dry reaction, has simple operation, low cost, environmental protection and no pollution, and the cleaning effect is good because the cleaned dirt is sucked away by the dust collection system after the dirt is cleaned by the plasma; the test needle assembly 123 is arranged, voltage and resistance performance tests are carried out on the cleaned and code-scanned battery cells through the test needle assembly 123, test results are fed back to the control system, good battery cells are continuously conveyed forwards through the control system according to the test results, bad battery cells are discharged to the NG channel for recycling or reworking, the battery cells flowing into the grading mechanism are guaranteed to be good battery cells, and then finished product quality of the final battery cells is guaranteed.

Referring to fig. 3 and 8, further, the plasma cleaning assembly 121 includes a first plasma cleaner 1211, a second plasma cleaner 1212 and a dust suction pipe 1213, wherein the first plasma cleaner 1211 and the second plasma cleaner 1212 are respectively located at two sides of the feeding conveyor line 12, the dust suction pipe 1213 is located above the conveyor line, and the dust suction pipe 1213 is connected with a dust collector (not shown in the drawing). In this embodiment, the first plasma cleaner 1211 and the second plasma cleaner 1212 are respectively disposed on two sides of the feeding conveyor line 12, and are used for cleaning dirt on two ends of the battery cell synchronously, the dust collection tube 1213 is disposed above the feeding conveyor line 12, and after the dirt on two ends of the battery cell is cleaned, the dust collector sucks the dirt of the battery cell away in time through the dust collection tube 1213, so as to greatly improve cleaning efficiency.

Referring to fig. 3 and 8-10, the feeding code scanning assembly 122 includes a code scanning lifting frame 1221, a code scanning lifting cylinder 1222 is mounted on a bottom plate 12211 of the code scanning lifting frame 1221, a driving end of the code scanning lifting cylinder 1222 is connected with an upper plate 12212 of the code scanning lifting frame 1221, a rotary feeding code scanning assembly is mounted on the upper plate 12212, and the code scanning lifting cylinder 1222 drives the upper plate 12212 to drive the rotary feeding code scanning assembly to move up and down. In this embodiment, the code scanning lifting frame 1221 and the code scanning jacking cylinder 1222 in the feeding code scanning assembly 122 are configured to adjust the height of the feeding code scanning assembly 122, so that the feeding code scanning assembly 122 can be applicable to the feeding conveyor lines 120 with different heights, and the breadth and applicability of the feeding code scanning assembly 122 are improved. Further, the rotary feeding code scanning component comprises a rotary code scanning fixing frame 1223, the rotary code scanning fixing frame 1223 comprises a first fixing piece 12231 and a second fixing piece 12232 which are distributed on two sides of the conveying line in parallel, a plurality of cell placing grooves matched with the cells are formed in the first fixing piece 12231 and the second fixing piece 12232, a code scanning driving piece 1224 is arranged at the lower part of the second fixing piece 12232, in the embodiment, the code scanning driving piece 1224 is preferably a code scanning motor, a group of code scanning pieces 1225 which are uniformly distributed and used for rotating code scanning are arranged at the upper part of the second fixing piece 12232, two first tensioning wheels 1226 which are used for being distributed relatively are arranged below the code scanning pieces 1225, the first tensioning wheels 1226 and the code scanning driving piece 1224 are connected through a belt transmission mode, and a row of second tensioning wheels 1227 which are staggered with the code scanning pieces 1225 are arranged above the code scanning pieces 1225 in order to enable code scanning of the code scanning pieces 1225 to be more stable. In this embodiment, the rotary code scanning fixing frame 1223 adopts the arrangement of the first fixing member 12231 and the second fixing member 12232 which are distributed in parallel, and the opposite sides of the first fixing member 12231 and the second fixing member 12232 are respectively provided with a cell placement groove for placing a cell, so that after the conveying line conveys the cell to the feeding code scanning assembly 122, the cell enters the cell placement grooves on the first fixing member 12231 and the second fixing member 12232; the second fixing member 12232 is provided with a code scanning driving member 1224 and a plurality of code scanning members 1225, the code scanning driving member 1224 is provided with a plurality of code scanning members 1225, the code scanning members 1225 are driven by a belt to scan the electric core between the first fixing member 12231 and the second fixing member 12232, the feeding code scanning assembly 122 further comprises a CCD camera, the CCD camera is positioned above the code scanning lifting frame, and the scanned electric core is used for acquiring images and transmitting image information to the control system.

Referring to fig. 1, 7, 8 and 11, the test needle assembly 123 includes a test lifting frame 1231 located below the feeding conveyor line 12 and test fixing frames 1232 separately located at two sides of the feeding conveyor line 12, a plurality of battery core placing grooves for placing battery cores are formed at the top of the test lifting frame 1231, a test lifting cylinder 1233 is arranged below the test lifting frame 1231, and the top driving end of the test lifting cylinder 1233 is connected with the test lifting frame 1231; each test fixing frame 1232 is provided with a test needle box 1234, a test needle driving piece 1235 and a test needle fixing plate 1236 are arranged in the test needle box 1234, the test needle driving piece 1235 is connected with the test needle fixing plate 1236, and a plurality of test needles 1237 corresponding to the electric cores are arranged on the test needle fixing plate 1236. In this embodiment, the test jack 1231 above the feeding conveyor line 12 is configured to be connected to the feeding conveyor line 12, and the test jack 1231 is configured to have a plurality of battery core placement slots on top for placing battery cores when the battery cores are conveyed to the test needle assembly 123; after the battery cell is conveyed to the battery cell placing groove on the test jacking frame 1231, the test jacking cylinder 1233 below the test jacking frame 1231 is started to drive the test jacking frame 1231 to drive the upper battery cell to move upwards to a position corresponding to the test needle, then the test needle driving piece 1235 in the test fixing box arranged on two sides of the feeding conveying line 12 is started, the test needle driving piece 1235 drives the test needle to move to contact and conduct to the end part of the battery cell through the test needle fixing plate 1236, the performance test of voltage and resistance is carried out on the battery cell, and the tested result is transmitted to the control system.

Referring to fig. 3, 12, and 15 to 16, the discharging mechanism 16 includes a first discharging mechanism 161, a second discharging mechanism 162, and a third discharging mechanism 163, a first unpowered channel assembly 15 is disposed between the first discharging mechanism 161 and the step mechanism 14, a silo mechanism 17 is disposed between the first discharging mechanism 161 and the second discharging mechanism 162, and a second unpowered channel assembly 18 is disposed between the second discharging mechanism 162 and the third discharging mechanism 163.

Referring to fig. 3, 13 and 14, the step mechanism 14, the first blanking mechanism 161, the second blanking mechanism 162 and the third blanking mechanism 163 each include a moving component and a sucking component, and the moving directions of the moving components in the step mechanism 14, the first blanking mechanism 161, the second blanking mechanism 162 and the third blanking mechanism 163 are distributed in parallel to each other and are distributed perpendicularly to the conveying direction of the feeding conveyor line 12. Specifically, in the present embodiment, the gear shifting mechanism 14 includes a gear shifting component 141 and a gear sucking component 142, the gear sucking component 142 includes a gear sucking connecting plate 1421 and a gear sucking rack 1422, a plurality of gear magnetic suction cylinders 14221 are disposed in the gear sucking rack 1422, the driving end of the gear magnetic suction cylinders 14221 is connected with the gear magnetic suction members 14222, and a plurality of gear magnetic suction holes 14223 for placing the gear magnetic suction members 14222 are disposed on the base of the gear sucking rack 1422; the gear suction connecting plate 1421 is provided with a gear suction upper and lower cylinder 1423, the bottom of the gear suction connecting plate 1421 is provided with a gear movable plate 1424, the driving end of the gear suction upper and lower cylinder 1423 is connected with the gear movable plate 1424, one end of the gear movable plate 1424 is rotationally connected with the gear suction frame 1422 through a gear suction rotating shaft member 1426, the other end of the gear movable plate 1424 is provided with a gear demagnetizing cylinder 1425, and the gear suction frame 1422 is provided with a connecting pipe 1427 matched with the gear demagnetizing cylinder 1425. In this embodiment, the step suction connection plate 1421 in the step suction assembly 142 is used to fix the step movable plate 1424, connect with the step suction frame 1422 through the step movable plate 1424, then connect the step suction frame 1422 with the step movement assembly 141, and move along the first movement rail 1611 on the step movement assembly 141; the bottom of the grading suction frame 1422 adopts a mode of arranging grading magnetic suction holes 14223 and placing grading magnetic suction members 14222 in the grading suction frames, when the grading magnetic suction members 14222 are connected with the grading magnetic suction cylinders 14221 and the electric cores are required to be sucked, the grading suction upper and lower cylinders 1423 are started to drive the grading movable plates 1424 to rotate along the grading suction rotating shaft members 1426, so that demagnetizing cylinders at the ends of the grading movable plates 1424 are communicated with the grading magnetic suction cylinders 14221 in the grading suction frames 1422, at the moment, the grading magnetic suction cylinders 14221 are started to drive the first magnetic suction blocks to suck the electric cores, after the grading suction frames 1422 suck the electric cores, the grading movement assembly 141 is started to drive the grading suction connecting plates 1421 and the grading suction frames 1422 to move to the positions of unpowered channels of corresponding gears together along the first moving guide rails 1611, and at the moment, the grading suction upper and lower cylinders 1423 drive the grading movable plates 1424 to rotate, the demagnetizing cylinders on the grading movable plates 1424 are disconnected from the grading magnetic suction cylinders 14221 on the grading movable plates 1422, the magnetic suction plates are disconnected from the grading suction cylinders 1422, and the magnetic force is transferred from the grading suction members 1422 to the unpowered channels of the lower sides of the grading suction members, and the magnetic suction members 22 are disconnected from the power transmission to the power channels of the non-powered devices from the grading suction members to the bottom of the grading suction members.

As shown in fig. 12, 15 and 16, specifically, in this embodiment, the structures and principles of the first blanking mechanism 161, the second blanking mechanism 162 and the third blanking mechanism 163 are the same, wherein the first blanking moving component 1611, the second blanking moving component 1621 and the third blanking moving component 1631 are all driven by a screw module, and two sides of the screw module are provided with blanking guide rails which are distributed in parallel, and the first blanking suction component 1612, the second blanking suction component 1622 and the third blanking suction component 1632 are respectively connected with the screw module through a sliding block and are driven by the screw module to move along the blanking guide rails. The first blanking suction component 1612, the second blanking suction component 1622, and the third blanking suction component 1632 have the same structure, and in this embodiment, the first blanking suction component 1612 is further described as an example. The first discharging suction assembly 1612 includes a first discharging suction frame 16121 and a first discharging suction cylinder 16122, a suction bottom plate 16124 of the first discharging suction frame 16121 is connected with the first discharging moving assembly 1611 through a first discharging slide block 1613, specifically, the middle part of the first discharging slide block 1613 is connected with a screw rod module moving seat in the first discharging moving assembly 1611, and two end parts of the first discharging slide block 1613 are slidably connected with a moving guide rail 1611 in the first discharging moving assembly 1611. Further, a first discharging suction cylinder 16122 is mounted on the suction bottom plate 16124, a top driving end of the first discharging suction cylinder 16122 is connected with a first discharging suction driving plate 16125, the first discharging suction driving plate 16125 is connected with a first discharging suction movable plate 16127 located below the first discharging moving assembly 1611 through a first discharging suction guide rod 16126, one end of the first discharging suction movable plate 16127 is rotatably connected with a top plate of the first discharging suction frame 16121 through a first discharging suction rotating shaft piece 16128, a first discharging suction cylinder 16123 is fixed on the top plate of the first discharging suction frame 16121, a driving end of the first discharging suction cylinder 16123 is connected with a first discharging magnetic suction base 16129, and a plurality of magnetic suction blocks matched with electric cores are arranged in the first discharging magnetic suction base 16129. The technical scheme has reasonable structural distribution, effectively reduces the occupied space of the first blanking suction component 1612, the second blanking suction component 1622 and the third blanking suction component 1632, and ensures that the overall structural distribution of the first blanking mechanism 161, the second blanking mechanism 162 and the third blanking mechanism 163 is more compact.

As shown in fig. 3 and 12, the first unpowered channel assembly 15 includes a plurality of first unpowered channels distributed in parallel, the second unpowered channel assembly 18 includes a plurality of second unpowered channels distributed in parallel, the plurality of first unpowered channels are distributed obliquely from top to bottom in a direction from the gear shifting mechanism to the first blanking mechanism, and the plurality of second unpowered channels are distributed obliquely from top to bottom in a direction from the second blanking mechanism to the third blanking mechanism. In this embodiment, the first unpowered channel assembly 15 and the second unpowered channel assembly 18 are arranged in a slope structure from bottom to bottom, so that the battery cells automatically slide down under the action of gravity after entering the unpowered channel, and power setting is reduced while battery cell transmission is ensured.

Referring to fig. 3, 12 and 17, the bin mechanism 17 includes a plurality of bin assemblies, each bin assembly includes a bin box 171 and a box fixing seat 172, the bin box 171 is provided with a profiling block 173, a plurality of profiling grooves 1731 for placing electric cores are provided on the profiling block 173, the bottom of the profiling block 173 is connected with a bin movable plate 175 through a bin guide rod sleeve 174, the bin movable plate 175 is connected with a bin lifting assembly 176, and specifically, a driving member of the bin lifting assembly 176 is a bin motor 1761. In this embodiment, the setting of the profiling block 173 in the bin box 171 is used for placing the battery core and making the battery core move up and down along with the profiling block 173, specifically, the bottom of the profiling block 173 is connected with the bin movable plate 175 through the bin guide rod sleeve 174, and the bin movable plate 175 is driven by the bin jacking component 176 to move along the bin guide rod sleeve 174, and the bin movable plate 175 further drives the upper profiling block 173 to move up and down to store more battery cores.

Referring to fig. 1, 2 and 18, the lower bracket device 2 comprises a code scanning and direction regulating mechanism 21, a bracket feeding mechanism 22, a bracket feeding mechanism 23 and a detection mechanism 25, wherein the code scanning and direction regulating mechanism 21 comprises a bracket feeding line 211, a bracket scanning component 212 and a turnover direction regulating component 213 are sequentially arranged on the bracket feeding line 211 from a feeding end to a discharging end, a bracket feeding mechanism 22 is arranged on one side of the turnover direction regulating component 213, a bracket feeding mechanism 23 is arranged above the bracket feeding mechanism 22, and a detection mechanism 25 is arranged on one side of the bracket feeding mechanism 22 away from the turnover direction regulating component 213; the code scanning component 212 of the bracket is used for scanning the electric core entering the bracket conveying line 211, the overturning direction-adjusting component 213 can absorb the whole row of electric core once, overturning direction-adjusting is carried out on the electric core, so that the electric core is adjusted to be vertically distributed from horizontal distribution, then the whole row of electric core is grabbed by the bracket entering mechanism 23 and is transferred to the bracket feeding mechanism 22 for carrying out electric core entering the lower bracket, and the electric core entering the lower bracket is detected by the detecting mechanism 25 and then enters the nickel sheet mounting equipment 3. In this embodiment, the structure and principle of the code scanning component 212 of the inlet support are basically the same as those of the code scanning component 122 of the feeding support, and will not be described herein.

Referring to fig. 19 to 22, specifically, in the present embodiment, a rack loading seat 222 for loading a lower rack is provided in the rack loading mechanism 22, and the lower rack 223 can be manually loaded into the rack loading seat 222, and after the lower rack is loaded into the rack loading seat 222, the battery cell is waited for loading into the rack; the arrangement of the code scanning and direction regulating mechanism 21 at one side of the bracket feeding mechanism 22 comprises a bracket feeding line 211 for conveying electric cores, a bracket scanning component 212 for scanning and identifying the electric cores and a turnover direction regulating component 213 for sucking the whole row of electric cores horizontally distributed on the bracket feeding line 211 and turning the whole row of electric cores into vertical distribution are sequentially arranged on the bracket feeding line 211, the turnover direction regulating component 213 sucks and turns the electric cores to be regulated, the bracket feeding mechanism 23 above the bracket feeding mechanism 22 sucks the whole row of vertical electric cores and moves the electric cores to the upper part of the bracket bearing seat 222 in the bracket feeding mechanism 22, then moves down to the lower bracket in the bracket bearing seat 222, after the electric cores enter the lower bracket, the detection mechanism 25 at the side part of the bracket feeding mechanism 22 detects the polarity of the electric cores, and after the polarity detection, the good products flow into the lower procedure, so that the post procedure of the electric cores with reversed polarity can be effectively avoided; the defective products flow into the defective product storage position. The feeding support conveying line 211 in the technical scheme is connected with the feeding sorting equipment 1, namely, the battery cells enter the feeding support conveying line 211 after feeding sorting, enter the lower support after being sequentially identified by code scanning and turned, and enter the lower support in a whole row, polarity detection is carried out after entering the lower support, defective products are screened out, the whole structure distribution is reasonable, the occupied space is small, and the whole battery cells are automatically completed in conveying, code scanning and identifying, turning and turning, polarity detection and the like, so that the whole automation degree is high and the efficiency is high.

Referring to fig. 22 and 23, the turning direction adjusting assembly 213 includes a turning box 2131, two sides of the turning box 2131 are respectively connected with a turning frame 2132 through rotating shafts, one of the rotating shafts is connected with a turning box driving assembly 2135, a turning direction adjusting assembly 2133 and a cell direction adjusting and sucking assembly 2134 are sequentially arranged in the turning box 2131 from top to bottom, the turning direction adjusting assembly 2133 includes a turning direction adjusting driving assembly 21332 and a turning direction adjusting plate 21331, the cell direction adjusting and sucking assembly 2134 is connected with the turning direction adjusting plate 21331, and the cell direction adjusting and sucking assembly is driven by the turning direction adjusting plate 21331 to move up and down. In this embodiment, the turning pitch-variable driving assembly 21332 is a belt-type driving member, the driving belts of the belt-type driving member are respectively sleeved on the driving screws at two ends, the driving screw nut seats on the driving screws along the screw transmission are provided with driving turning driving connecting plates 21334 connected with the turning pitch-variable plates 21331, the belt-type driving member drives the turning pitch-variable plates 21331 to move up and down along the upper and lower guide rails together through the rotation of the driving screws at two ends, specifically, the upper and lower guide rails are two and are distributed on the rear side plate of the turning box 2131 in parallel, the turning pitch-variable plates 21331 are provided with a plurality of pitch-variable holes 13221 for installing the electric core steering suction groups 2134, and the plurality of pitch-variable holes 13221 are all elongated holes and are distributed in a scattering manner with the middle of the pitch-variable plates 1322 as the center. In this embodiment, a plurality of distance-changing guide rails which are vertically distributed with the upper and lower guide rails are further arranged on the rear side plate of the turning box 2131, the electric core direction-adjusting suction set 2134 piece comprises a plurality of direction-changing suction pieces, each direction-changing suction piece comprises a suction connecting plate 13234, the upper part of the suction connecting plate 13234 is in sliding connection with the distance-changing guide rails through a sliding block, an electric core direction-adjusting suction block is arranged at the bottom of the suction connecting plate 13234, a baffle column 13212 extending into a corresponding long distance-changing hole 13221 is further arranged on the suction connecting plate 13234, when the distance-changing plate 1322 moves along the upper and lower guide rails, the distance-changing plate 1322 drives the suction connecting plate 13234 and the electric core direction-adjusting suction block at the bottom of the suction connecting plate to move synchronously up and down and left and right, and further adjustment of the distance between the plurality of direction-changing suction pieces in the electric core direction-adjusting suction set 2134 piece is achieved, and the turning direction-adjusting assembly 213 can be applied to electric cores with different specifications. In this embodiment, after the battery cells are conveyed to the position of the turning direction adjusting assembly 213 by the feeding frame conveying line 211, the distance changing driving assembly 1323 in the turning direction adjusting assembly 213 works to drive the distance changing plate 1322 to move downwards, the distance changing plate 1322 further drives the battery cells extending into the distance changing plate 1322 to move downwards towards the suction group 2134, and the plurality of battery cell direction adjusting suction blocks at the bottom of the battery cell direction adjusting suction group 2134 synchronously suck the whole row of battery cells located below; after the whole row of electric cores are sucked by the electric core steering suction group 2134, the distance changing driving component 1323 drives the distance changing plate 1322 to move upwards in a reverse direction, the distance changing plate 1322 further drives the electric core steering suction group 2134 to move upwards to a proper position, at the moment, the overturning box driving component 2135 positioned on one side of the overturning box 2131 works, and the overturning box 2131 is driven to drive the upper distance changing component 132 and the electric core steering suction group 2134 to rotate along the overturning frame 2132 along with the rotating shaft, so that the electric cores are turned and steered from horizontal distribution to vertical distribution. In this technical scheme, the setting of displacement subassembly 132 and wherein displacement board 1322 can be used to adjust the electric core and adjust the interval that absorbs between the piece to absorbing a plurality of electric cores in the group 2134 piece to absorbing, can realize the electric core and adjust the displacement of absorbing group 2134 piece promptly, makes electric core adjust to absorb the group 2134 piece and can be suitable for the electric core of multiple different specifications, makes the quick lower carriage of going into of same equipment of different specification electric core adoption, promotes the application scope of equipment.

Referring to fig. 19 to 21, the support feeding mechanism 22 includes a first double-speed chain conveying line 221, a support-entering jacking component 225 and a support-bearing seat positioning component 224, the support-entering bearing seat 222 is disposed on the first double-speed chain conveying line 221, the support-bearing seat positioning component 224 is located at one side of the support-entering bearing seat 222 in the moving direction, the support-entering jacking component 225 is located below the support-entering bearing seat 222, the support-entering bearing seat 222 is in place when the electrical core is received by the support-entering bearing seat 222, the support-entering positioning component 224 stops the support-entering bearing seat 222 to position the support-entering bearing seat 222, after the electrical core is moved to the lower support by the support-entering mechanism 23, the support-entering jacking component 225 jacks the support-entering bearing seat 222 to drive the lower support to move upwards together, so that the electrical core enters the lower support, and the support-entering jacking component 225 is a conventional lifting component formed by a conventional cylinder and a jacking member, which is not described herein. In this embodiment, the first speed-doubling chain conveying line 221 is configured to be placed and conveyed into the rack carrying seat 222; the positioning component 224 of the loading seat is configured to stop and position the loading seat 222 of the loading frame after the loading seat 222 of the loading frame is transferred in place, prepare the loading frame mechanism 23 for the cell to enter the lower frame, and transfer the cell to the lower frame after the loading frame mechanism 23; the support-entering jacking component 225 below the support-entering bearing seat 222 is started to jack up the support-entering bearing seat 222 upwards, and the support-entering bearing seat 222 drives the upper support and the lower support to synchronously move upwards, so that the battery cells are inserted into the corresponding battery cell holes on the lower support, and the battery cells are ensured to be stably positioned after entering the lower support. Specifically, the carriage positioning assembly 224 includes a positioning cylinder 2242 and a roller type positioning member 2241, the roller type positioning member 2241 being driven by the positioning cylinder 2242 to move up to stop into the carriage 222 or move down to pass into the carriage 222 from above. In this embodiment, the positioning cylinder 2242 is mounted on the positioning cylinder frame 2243, the driving end extends out of the top plate of the positioning cylinder frame 2243 and is connected with the roller positioning member 2241, and after the bracket bearing seat 222 is in place, the positioning cylinder 2242 drives the roller positioning member 2241 to move upwards to stop the bracket bearing seat 222; after the battery cells enter the lower rack, the positioning cylinder 2242 drives the roller positioning member 2241 to move down below the rack entering carrier seat 222, and at this time, the rack entering carrier seat 222 is further conveyed forward to the rack entering transfer mechanism 24 by the first speed-doubling chain conveying line 221.

Referring to fig. 18, 19 and 24, a support feeding mechanism 22 and a detection mechanism 25 are disposed outside one side of a feeding end of a support feeding line 211, a support feeding transfer mechanism 24 is disposed outside one side of the feeding end of the support feeding line 211, the support feeding transfer mechanism 24 includes a transfer box 242 and a first moving component 241, a transmission direction of the first moving component 241 is vertically distributed with a transmission direction of a first double-speed chain transmission line 221, the first moving component 241 includes two transfer guide rails 2411 distributed in parallel and a transfer driving component 2412 disposed outside one transfer guide rail 2411, one end of the transfer box 242 is fixedly connected with the transfer driving component 2412, a bottom of the transfer box 242 is slidably connected with the transfer guide rail 2411, a transfer transmission component 243 is disposed in the transfer box 242, the transfer transmission component 243 is disposed at a discharge end of the first double-speed chain transmission line 221, and the transmission direction is the same as that of the first double-speed chain transmission line 221. In this embodiment, the transfer transmission assembly 243 is a belt transmission structure, after the entering rack carrying seat 222 is transferred to the transfer transmission assembly 243 by the rack feeding mechanism 22, the entering rack carrying seat 222 is continuously transferred forward along the transmission belt on the transfer transmission assembly 243, the transfer driving assembly 2412 of the first moving assembly 241 is also a belt transmission structure, the transfer box 242 is fixedly connected with the transmission belt on the transfer driving assembly 2412, and after the entering rack carrying seat 222 is in place, the transfer driving assembly 2412 works to move the entering rack carrying seat 222 to a position corresponding to the detection mechanism 25; specifically, the setting of going into support transfer mechanism 24 links up with support feed mechanism 22 and detection mechanism 25 respectively, be used for receiving going into support carrier seat 222 that is equipped with electric core and lower carriage that conveys in the support feed mechanism 22, specifically, go into support carrier seat 222 is conveyed to the transfer transmission subassembly 243 in going into the transfer box 242 in support transfer mechanism 24, after continuing to convey to suitable position by transfer transmission subassembly 243 forward, it is to the position that detection mechanism 25 corresponds to this going into support carrier seat 222 by the first movable subassembly 241 in support transfer mechanism 24, then by the transfer transmission subassembly 243 reverse transmission in support transfer mechanism 24, make into support carrier seat 222 reverse transmission to detection mechanism 25, in this technical scheme, transfer drive subassembly 2412 is the same with the direction of transmission of support feed mechanism 22, and be perpendicular distribution with the direction of transmission subassembly 241, it is reasonable in structural distribution, do not increase occupation space, make and can be used for the transfer transmission of two or more than two going into support carrier seat 222 in support transfer mechanism 24, make electric core go into support continuous operation, the lower carriage direct current lower carriage under the circumstances of work, the current support is avoided and the continuous production process of going into, the continuous production process of lower carriage under the circumstances is guaranteed.

Referring to fig. 18, 19 and 24, the detecting mechanism 25 includes a second double-speed chain transmission line 251, the transmission direction of the second double-speed chain transmission line 251 and the transmission direction of the first double-speed chain transmission line 221 are distributed in parallel, a detecting transmission assembly 252 is disposed in the second double-speed chain transmission line 251, a polarity detecting assembly 254 is disposed above the detecting transmission assembly 252, a defective product transmission assembly 253 is disposed outside the second double-speed chain, and the transmission directions of the detecting transmission assembly 252 and the defective product transmission assembly 253 are the same. In this embodiment, a second speed-chain transmission line 251 is disposed in the detecting mechanism 25 and is used for being engaged with the entering-rack transfer mechanism 24, and is used for receiving the entering-rack bearing seat 222 with the battery core and the lower rack transmitted by the entering-rack transfer mechanism 24, in this embodiment, a bearing seat positioning component 224 for stopping the entering-rack bearing seat 222 is disposed on one side of the transmitting direction of the second speed-chain transmission line 251, after the entering-rack bearing seat 222 is transmitted and moved to the detecting position by the second speed-chain transmission line 251, the bearing seat positioning component 224 stops positioning the entering-rack bearing seat 222, at this time, the polarity detecting component 254 above the detecting transmission component 252 works, detects the polarity of the battery core in the entering-rack bearing seat 222, the entering-rack bearing seat 222 with qualified polarity of the detected battery core drives the upper defective battery core to be continuously transmitted to the next station by the second speed-chain transmission line 251, the entering-rack bearing seat 222 with defective product detected to drive the upper defective battery core to the defective product transmission component 253 by the detecting transmission component 253, and after the entering-rack bearing seat 253 is transmitted to the defective product bearing seat 222, and the defective product is continuously stored to the proper position.

Referring to fig. 1, 2 and 24, the nickel sheet mounting device 3 includes a bracket transfer line 31, one side of the bracket transfer line 31 is connected with the lower bracket device 2, the other side is connected with a nickel sheet feeding mounting line 32 in the nickel sheet mounting device 3, a nickel sheet mounting station 33 and a cover closing station 34 are arranged on the nickel sheet feeding mounting line 32, and a bracket jig 43 after cover closing enters the bracket fixing device 4. In this embodiment, the arrangement of the rotating line 31 in the support is that one side of the rotating line is connected with the lower support entering device 2, so as to carry out the transmission of the support bearing seat for the lower support entering device, and the other side of the rotating line is connected with the nickel sheet feeding installation line 32, so as to transmit the support bearing seat with the lower support and the battery core to the nickel sheet installation station 33, and further transmit the nickel sheet upper support and the lower support to the cover closing station 34 after the nickel sheet installation station 33 is aligned and installed, and finish the cover closing of the upper support and the lower support at the cover closing station 34.

Referring to fig. 1, 2 and 28, the bracket fixing device 4 includes a jig conveying line 41 and a jig return line 42, after the jig conveying line 41 sequentially conveys the bracket jig 43 to the bracket storage station 411 and the bracket fixing station 412 along the conveying direction, the bracket jig 43 is positioned and lifted by the jig positioning component 44 and the jig lifting component 45 at the bracket fixing station 412, in this embodiment, the structure and principle of the jig positioning component 4 are basically the same as those of the bearing seat positioning component 224 in the lower bracket device 2, and the repeated description is omitted. After the bracket jig 43 is positioned and lifted, the bracket fixing and screwing mechanism 46 above the bracket fixing station 412 is used for screwing and fixing the bracket to the bracket jig 43, and then the bracket enters the spot welding equipment 5. Specifically, the jig return line 42 is located at the rear of the jig conveying line 41, and the conveying direction of the jig return line 42 is opposite to the conveying direction of the jig conveying line 41, where the jig conveying line 41 is configured to receive the bracket jig 43 conveyed in the previous process and continuously convey the bracket jig 43 forward; the arrangement of the jig reflow line 42 is used for reflowing the bracket jig 43. In this embodiment, in the present embodiment, the jig conveying line 41 and the jig return line 42 are double-speed chain conveying lines, the jig conveying line 41 is sequentially provided with a bracket storage station 411 and a bracket fixing station 412 along the conveying direction, a bracket fixing screw driving mechanism 46 is arranged above the bracket fixing station 412, a jig jacking component 45 and a jig positioning component 44 are arranged at the bracket fixing station 412, the bracket jig 43 is conveyed from the bracket storage station 411 to the position of the bracket fixing station 412 by the jig conveying line 41, the jig positioning component 44 stops the bracket jig 43 to stop conveying in the conveying direction, the jig jacking component 45 works to jack the bracket jig 43, and the bracket jig 43 is positioned above the jig conveying line 41 in the Z-axis direction, and then the bracket fixing screw driving mechanism 46 drives the bracket jig 43. In this embodiment, in order to prevent the bracket fixture 43 from shifting during the conveying process, L-shaped limiting blocks are disposed on two sides of the fixture conveying line 41 at the bracket fixing station 412, specifically, the L-shaped limiting blocks may be an integral structure, or may be formed by combining two plates according to practical situations. In the technical scheme, the rack storage station 411 and the rack fixing station 412 on the jig conveying line 41 are sequentially arranged, namely, the rack storage station 411 is arranged in front of the rack fixing station 412, so that the rack jig 43 with the battery cells installed in the upper working procedure can enter the rack storage station 411 for storing the rack jig 43, the continuous conveying and operation of the rack jig 43 are ensured, and the effective efficiency is improved; after the bracket jig 43 is conveyed to the bracket fixing station 412 by the jig conveying line 41, the bracket jig 43 is stopped by the jig positioning component 44 to position and stop conveying the bracket jig 43 in the conveying direction, the bracket jig 43 is lifted by the jig lifting component 45 to be positioned above the jig conveying line 41 in the Z-axis direction, namely, after the bottom of the bracket jig 43 is separated from the jig conveying line 41, the bracket fixing and screwing mechanism 46 performs screw fixing on the bracket jig 43, the bracket fixing and screwing mechanism 46 is ensured not to damage the jig conveying line 41 when screwing the bracket jig 43, and after the bracket jig 43 is positioned above the jig conveying line 41, the bracket jig 43 is not influenced by the conveying of the jig conveying line 41, so that the bracket fixing and screwing mechanism 46 is more stable in screwing the bracket jig 43, and further the bracket fixing and screwing mechanism is ensured to be stable and good in effect; the whole processes of conveying, stopping and positioning, jacking and screwing of the bracket jig 43 are automatically completed, and the bracket jig is high in automation degree and efficiency.

Referring to fig. 28 to 31, the jig jacking assembly 45 includes a jacking bottom plate 451, a jacking top plate 452 and a front and rear fine adjustment assembly 455, the jacking top plate 452 and the jacking bottom plate 451 are slidably connected through a jacking guide rod sleeve 453, a jig jacking cylinder 454 is mounted on the jacking bottom plate 451, a driving end of the jig jacking cylinder 454 penetrates through the jacking bottom plate 451 and then is connected with the jacking top plate 452, the setting of the jacking bottom plate 451 is used for mounting the jig jacking cylinder 454 and the jacking guide rod sleeve 453, after the bracket jig 43 is in place, the jig jacking cylinder 454 starts to work, the jacking top plate 452 is driven to move upwards, and then the jacking top plate 452 drives the bracket jig 43 to move upwards to the upper side of the jig conveying line 41, so that the bracket jig 43 is not contacted with the jig conveying line 41 any more, on one hand, the position stability of the bracket jig 43 is ensured, and on the other hand, the bracket jig 43 is effectively prevented from damaging the jig conveying line 41 in the screw driving process. The front and rear fine tuning assembly 455 includes two front and rear guide rails 4551 disposed on the jacking bottom plate 451 in parallel, a fine tuning cylinder 4552 disposed between the two front and rear guide rails 4551, an L-shaped movable plate 4553 disposed on the front and rear guide rails 4551 and disposed in relative distribution, the bottom of the L-shaped movable plate 4553 slidably connected with the front and rear guide rails 4551 via a slider, the top of the L-shaped movable plate 4553 connected with the jacking top plate 452, wherein the inner side of one L-shaped movable plate 4553 is connected with the driving end of the fine tuning cylinder 4552. The jig positioning cylinder 2242 is installed on the jig positioning cylinder frame 2243, the driving end extends out of the top plate of the jig positioning cylinder frame 2243 and then is connected with the roller type jig positioning piece, and after the bracket jig 43 is in place, the jig positioning cylinder 2242 drives the roller type jig positioning piece to move upwards to stop the bracket jig 43; after the bracket jig 43 is screwed, the jig positioning cylinder 2242 drives the roller type jig positioning member to move down to the lower side of the bracket jig 43, and at this time, the bracket jig 43 is continuously conveyed forward to the next station by the jig conveying line 41.

Referring to fig. 32, the bracket fixing screw driving mechanism 46 includes a screw driving control panel, an X-axis moving assembly 461, a Y-axis moving assembly 462, a Z-axis moving assembly 463 and a screw driving frame 464, the X-axis moving assembly 461 is mounted on the screw driving frame 464, the Y-axis moving assembly 462 is mounted on the X-axis moving assembly 461, the Z-axis moving assembly 463 is mounted on the Y-axis moving assembly 462, and the bracket fixing screw driving mechanism 46 is combined with the screw driving control panel by adopting three-axis linkage of the X-axis moving assembly 461, the Y-axis moving assembly 462 and the Z-axis moving assembly 463, so that the bracket fixing screw driving mechanism 46 can realize movement and adjustment in XYZ three axes, and synchronously feed back three-axis movement and displacement parameters into the screw driving control panel, so that an operator can intuitively watch and monitor screw driving related parameters in the screw driving control panel, thereby ensuring screw driving accuracy and precision. Specifically, the X-axis moving assembly 461 and the Y-axis moving assembly 462 are servo module moving assemblies. The servo module is a common linear movement mechanism, and has the advantages of rich sources, low cost and easy installation and use.

Referring to fig. 33, the z-axis moving assembly 463 includes a first stage moving assembly 4631 and a second stage moving assembly 4632, the first stage moving assembly 4631 being mounted on the Y-axis moving assembly 462, the second stage moving assembly 4632 being mounted on the first stage moving assembly 4631, the second stage moving assembly 4632 being mounted with a screw driving assembly. The Z-axis moving assembly 463 includes a first stage moving assembly 4631 and a second stage moving assembly 4632, specifically, the first stage moving assembly 4631 is used for driving the second stage moving assembly 4632 and the screw driving assembly mounted thereon to move down above the screw driving position of the bracket jig 43 together, so that the screw driving assembly corresponds to the screw driving position on the bracket jig 43; then drive by second stage remove subassembly 4632 and beat the screw subassembly and move down to beat the screw in the support tool 43, realize the fixed of upper bracket and lower carriage, among this technical scheme, adopt two sections to remove the mode of beating the screw, be favorable to guaranteeing the precision of beating the screw, avoid directly beating the screw and take place to beat the screw position skew condition on screw subassembly and the support tool 43. Specifically, the first stage moving assembly 4631 includes a first moving frame 46311, a first Z-axis driving member 4632 is mounted on the top of the first moving frame 46311, a driving end of the first Z-axis driving member 4632 is connected to the second stage moving assembly 4632, and the first moving frame 46311 is configured to mount the first stage moving assembly 4631 on the Y-axis moving assembly 462, and simultaneously, to mount the first Z-axis driving member 4632, and the first Z-axis driving member 4632 drives the second stage moving assembly 4632 to move up and down, so as to drive the screw driving assembly thereon to move to correspond to the screw driving hole position on the bracket fixture 43; the second stage moving assembly 4632 comprises a second moving frame 4631, the back of the second moving frame 4631 is connected with the first Z-axis driving element 46312 through a connecting block 46322, a second Z-axis driving element 46323 is mounted on the top of the second moving frame 4631, a screw driving assembly is connected to the driving end of the second Z-axis driving element 46323, the second moving frame 4631 is used for mounting the second stage moving assembly 4632 on the first Z-axis driving element 46312, and meanwhile, the second Z-axis driving element 46323 is used for mounting the second Z-axis driving element 46323, and the screw driving assembly is driven by the second Z-axis driving element 46323 to move downwards to fix the bracket jig 43 by screws.

Referring to fig. 1 and 2, the spot welding device 5 includes a first spot welding mechanism 51, a jig turning mechanism 52 and a second spot welding mechanism 53 which are sequentially arranged, the first spot welding mechanism 51 performs spot welding on a surface of a jig battery pack a in a bracket jig 43 entering the spot welding device 5, the jig turning mechanism 52 is used for integrally turning the jig battery pack entering a turning station by 180 degrees, the turned jig battery pack enters the second spot welding mechanism 53, the second spot welding mechanism 53 performs spot welding on a surface B of the jig battery pack, then enters the blanking and reflow device 6, and the blanking and reflow device 6 performs blanking and reflow on the bracket jig 43 filled with the jig battery pack. The first spot welding mechanism 51, the jig overturning mechanism 52 and the second spot welding mechanism 53 in this embodiment are all configured by conventional spot welding structures, and are not described herein.

Referring to fig. 1 to 33, the working process or principle of the PACK production line of the present invention:

(1) And (3) feeding the battery cell: the cell box filled with the cells is conveyed to the discharge end on the box feeding line 11, the feeding mechanism 13 above the discharge end of the box feeding line 11 is used for carrying out whole-row cell suction and traversing the cells to the conveying line, and the cells are sequentially cleaned by the plasma cleaning assembly 121, scanned by the code scanning assembly and conveyed to the discharge end of the conveying line after the performance of the cells is tested by the test needle assembly 123.

(2) Cell grading: the step moving component 141 in the step mechanism drives the step absorbing component 142 to move to the upper part of the discharging end of the conveying line, the absorbing end in the step absorbing component 142 moves down to the whole row of absorbing electric cores to retract, the step moving component 141 drives the step absorbing component 142 and the electric cores absorbed by the step absorbing component to the upper part of the corresponding first unpowered channels in the first unpowered channel component 15, the step absorbing electric core component 1321 releases the electric cores, the electric cores fall into the first unpowered channels of the corresponding steps, and the electric cores are transmitted to the bottom ends of the first unpowered channels from top to bottom, namely the lower part of the first blanking mechanism.

(3) Feeding materials into a bin: the first blanking moving component 1611 in the first blanking mechanism drives the first blanking absorbing component 1612 to move to the upper part of the discharging end of the first unpowered channel corresponding to the gear, and after the absorbing end in the first blanking absorbing component 1612 moves downwards to absorb the battery cell, the first blanking moving component 1611 drives the first blanking absorbing component 1612 and the battery cell absorbed by the first blanking absorbing component 1612 to be transferred to a bin corresponding to the gear in the bin mechanism.

(4) And (3) blanking transfer: the second blanking moving component 1621 in the second blanking mechanism drives the second blanking absorbing component 1622 to move to the position above the bin component corresponding to the gear, after the absorbing end in the second blanking absorbing component 1622 moves downwards to absorb the battery cell, the second blanking moving component 1621 drives the second blanking absorbing component 1622 and the upper battery cell thereof to move to the position above the second unpowered channel corresponding to the gear in the second unpowered channel component 18, at this time, the second blanking absorbing component 1622 loosens the battery cell, the battery cell falls into the second unpowered channel corresponding to the gear, and the upper end of the second unpowered channel moves to the bottom under the action of gravity.

(5) Feeding a lower bracket: the third blanking moving component 1631 in the third blanking mechanism drives the third blanking absorbing component 1632 to move to the upper part of the second unpowered channel corresponding to the gear, after the absorbing end in the third blanking absorbing component 1632 moves downwards to absorb the battery core, the third blanking moving component 1631 drives the third blanking absorbing component 1632 and the upper battery core thereof to be transferred to the next station corresponding to the gear in the third unpowered channel component, such as the upper part of the bracket entering equipment, at the moment, the third blanking absorbing component 1632 releases the battery core, and the battery core is transferred to the bracket entering equipment.

(6) Feeding into a bracket: the electric core is conveyed to the code scanning assembly by the bracket conveying line 211, the code scanning assembly scans the electric core and recognizes the electric core and then feeds the electric core back to the control system, the electric core after code scanning continues to be conveyed forward to the overturning direction adjusting assembly 213 by the bracket conveying line 211, and the electric core horizontally distributed on the bracket conveying line 211 is overturned to a vertical state by the overturning direction adjusting assembly 213 to prepare for the bracket mechanism 23.

(7) And (3) entering a lower bracket: the lower support is assembled in the support feeding mechanism 22 manually, the robot execution end in the support feeding mechanism 23 is used for grabbing the battery core with the turnover direction adjusted in the turnover direction adjusting assembly 213, and after grabbing, the battery core is transferred to the lower support in the support feeding mechanism 22, and the support jacking assembly 225 in the support feeding mechanism 22 jacks the support bearing seat 222 to drive the lower support to move upwards together, so that the battery core enters the lower support.

(8) And (3) transferring after entering a bracket: after the battery core enters the lower bracket, the first double-speed chain is continuously transmitted to the bracket bearing seat 222 and the lower bracket with the battery core mounted thereon, and is transmitted to the transfer transmission assembly 243 in the bracket transfer mechanism 24, at this time, the transfer driving assembly 2412 on the first moving assembly 241 in the bracket transfer mechanism 24 is started to drive the transfer box 242 to move along the transfer guide rail 2411 to a position corresponding to the detection mechanism 25.

(9) Detecting the nickel sheet mounting equipment 3, reversely driving a transfer transmission assembly 243 in the support transfer mechanism 24 to enable the support bearing seat 222 on which the battery core is arranged and a lower support on which the battery core is arranged to be transmitted to a second double-speed chain in the detection mechanism 25, continuously transmitting the battery core to a detection transmission assembly 252 in the second double-speed chain forwards by the second double-speed chain, detecting and judging the polarity of the battery core on the lower support by a polarity detection assembly 254 positioned above the detection transmission assembly 252, and continuously transmitting the battery core of good quality to the nickel sheet mounting equipment 3 forwards by the second double-speed chain; the detected defective battery cells are transmitted to a defective transmission assembly 253 positioned outside the second double-speed chain by a detection transmission assembly 252 to store and recycle defective products.

(10) And (3) installing an upper bracket: after the battery core is put into the bracket, the battery core enters the nickel sheet feeding installation line 32, the nickel sheet installation station 33 on the nickel sheet feeding installation line 32 is used for carrying out counterpoint installation on the nickel sheet upper bracket and then continuously transmitting the nickel sheet upper bracket forward to the cover closing station 34, the upper bracket and the lower bracket are pressed and covered at the cover closing station 34, and the bracket jig 43 after cover closing enters the bracket fixing equipment 4.

(11) And (3) fixing a bracket: the bracket jig 43 is conveyed from the bracket storage station 411 to the bracket fixing station 412 by the jig conveying line 41, the jig positioning component 44 works to stop the bracket jig 43 to position and stop conveying the bracket jig 43 in the conveying direction, and the jig jacking component 45 works to jack up the bracket jig 43 to fix the bracket jig 43 by the bracket fixing screw driving mechanism 46 after the bracket jig 43 is positioned above the jig conveying line 41 in the Z-axis direction.

(12) Spot welding, blanking and reflow: the bracket jig 43 after the bracket is fixed firstly enters the first spot welding mechanism 51, the first spot welding mechanism 51 performs spot welding on the A face of the battery cell, after the spot welding of the A face is finished, the bracket jig 43 is continuously and forwards conveyed to the overturning jig mechanism, the overturning jig mechanism drives the bracket jig 43 with the battery cell to overturn 180 degrees, the B face of the battery cell is upwards and forwards conveyed to the second spot welding mechanism 53, the second spot welding mechanism 53 performs spot welding on the B face of the battery cell, the spot welding on the AB face of the battery cell is finished, a finished battery is obtained, and the finished battery cell enters the blanking and reflow device 6 to perform blanking on the finished battery cell, and the defective battery cell is reflowed or reworked.

In the description of the present invention, it should be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing examples are merely exemplary embodiments of the present invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit of the invention, and that these obvious alternatives fall within the scope of the invention.

Claims

1. A battery PACK production line which is characterized in that: the device comprises a control system, a feeding sorting device for sorting the feeding of the battery, a lower bracket entering device for loading the sorted battery cells into the lower bracket, a nickel sheet installing device for installing the upper bracket on the battery cells, a bracket fixing device for fixing a bracket jig formed by the lower bracket and the upper bracket with the battery cells, a spot welding device for spot welding the battery cells, and a discharging and reflow device for discharging or reflowing, wherein electronic components in the devices are respectively connected with the control system, the feeding sorting device comprises a box feeding line, a conveying line, a feeding mechanism, a gear sorting mechanism and a discharging mechanism which are distributed in parallel, the feeding mechanism is positioned above the discharging end of the box feeding line, is used for sucking and transversely conveying the vertically distributed battery cells conveyed by the box feeding line to a conveying line after the battery cells are completely arranged in a horizontal state, a code sweeping assembly on the conveying line is continuously conveyed to the discharging end forwards after the code sweeping, the gear sorting mechanism sucks the code-swept battery cells and transfers the code-swept battery cells to the discharging mechanism after the gear sorting mechanism, and transfers the code-swept battery cells to the discharging mechanism after the code-sorting mechanism transfers the code-cell and the code-swept battery cells to the discharging device, and the battery cells are transferred to the discharging device after the battery cells are completely and the battery cells are sequentially transferred to the discharging device.

2. The battery PACK production line according to claim 1, wherein the feeding mechanism comprises a material taking cylinder, a distance changing assembly and a feeding transverse moving assembly, the feeding transverse moving assembly comprises two feeding transverse moving rails which are distributed in parallel, the distance changing assembly is connected with the feeding transverse moving rails in a sliding mode through a feeding transverse moving plate, the material taking cylinder is installed on the feeding transverse moving plate, the driving end of the material taking cylinder is fixedly connected with a distance changing fixed plate, the distance changing fixed plate is located in front of the conveying line, the distance changing assembly comprises a sucking cell assembly, a distance changing plate and a distance changing driving assembly, the distance changing driving assembly is installed on the distance changing fixed plate, the bottom of the distance changing driving assembly is connected with the distance changing plate, and the distance changing plate is connected with a plurality of sucking cell assemblies.

3. The battery PACK production line according to claim 1, wherein the blanking mechanism comprises a first blanking mechanism, a second blanking mechanism and a third blanking mechanism, a first unpowered channel component is arranged between the first blanking mechanism and the stepping mechanism, a stock bin mechanism is arranged between the first blanking mechanism and the second blanking mechanism, and a second unpowered channel component is arranged between the second blanking mechanism and the third blanking mechanism.

4. The battery PACK production line according to claim 3, wherein the stepping mechanism, the first blanking mechanism, the second blanking mechanism and the third blanking mechanism all comprise moving components and sucking components, and moving directions of the moving components in the stepping mechanism, the first blanking mechanism, the second blanking mechanism and the third blanking mechanism are distributed in parallel to each other and are distributed perpendicularly to a conveying direction of the conveying line.

5. The battery PACK production line according to claim 1, wherein the lower support entering equipment comprises a code scanning and direction adjusting mechanism, a support feeding mechanism, a support entering mechanism and a detection mechanism, the code scanning and direction adjusting mechanism comprises a support entering conveying line, a code scanning component and a turnover direction adjusting component are sequentially arranged on the support entering conveying line from a feeding end to a discharging end, the code scanning component scans the battery cells entering the support conveying line, the turnover direction adjusting component can absorb the whole row of battery cells at one time, and performs turnover direction adjustment on the battery cells to enable the battery cells to be distributed from horizontal to vertical, then the support entering mechanism grabs the whole row of battery cells and transfers the battery cells to the support feeding mechanism to perform battery cell lower support entering, and the battery cells entering the lower support enter the nickel sheet installation equipment after being detected by the detection mechanism.

6. The battery PACK production line according to claim 5, wherein the overturning direction-adjusting assembly comprises an overturning box, two sides of the overturning box are respectively connected with the overturning frame in a rotating mode through rotating shafts, one rotating shaft is connected with an overturning box driving assembly, a distance-changing assembly and a battery cell direction-adjusting absorbing assembly are sequentially arranged in the overturning box from top to bottom, the distance-changing assembly comprises a distance-changing driving assembly and a distance-changing plate, and the battery cell direction-adjusting absorbing assembly is connected with the distance-changing plate and is driven by the distance-changing plate to move up and down.

7. The battery PACK production line according to claim 5, wherein the bracket feeding mechanism comprises a first double-speed chain conveying line, a bracket jacking component and a bearing seat positioning component, the bracket bearing seat is arranged on the first double-speed chain conveying line, the bearing seat positioning component is positioned on one side of the movement direction of the bracket bearing seat, the bracket jacking component is positioned below the bracket bearing seat, the bracket bearing seat is stopped by the bearing seat positioning component when the battery core is in place, the bracket bearing seat is positioned by the bracket bearing seat, and after the battery core is moved to the lower bracket by the bracket feeding mechanism, the bracket jacking component jacks the bracket bearing seat to drive the lower bracket to move upwards together, so that the battery core enters the lower bracket.

8. The battery PACK production line according to claim 7, wherein the support feeding mechanism and the detection mechanism are arranged outside one side of the feeding end of the support feeding line, the support feeding transfer mechanism comprises a transfer box and a first moving assembly, the transmission direction of the first moving assembly is vertically distributed with the transmission direction of the first double-speed chain transmission line, the first moving assembly comprises two transfer guide rails which are distributed in parallel and a transfer driving assembly which is arranged outside one transfer guide rail, one end of the transfer box is fixedly connected with the transfer driving assembly, the bottom of the transfer box is in sliding connection with the transfer guide rail through a sliding block, a transfer transmission assembly is arranged in the transfer box, and the transfer transmission assembly is arranged at the discharging end of the first double-speed chain transmission line and has the same transmission direction as the transmission direction of the first double-speed chain transmission line.

9. The battery PACK production line according to claim 8, wherein the detection mechanism comprises a second double-speed chain transmission line, the transmission direction of the second double-speed chain transmission line and the transmission direction of the first double-speed chain transmission line are distributed in parallel, a detection transmission assembly is arranged in the second double-speed chain transmission line, a polarity detection assembly is arranged above the detection transmission assembly, a defective product transmission assembly is arranged outside the second double-speed chain, and the transmission directions of the detection transmission assembly and the defective product transmission assembly are the same.

10. The battery PACK production line according to claim 1, wherein the nickel sheet mounting device comprises a bracket transfer line, one side of the bracket transfer line is connected with the lower bracket device, the other side of the bracket transfer line is connected with a nickel sheet feeding mounting line in the nickel sheet mounting device, a nickel sheet mounting station and a cover closing station are arranged on the nickel sheet feeding mounting line, and a bracket jig after cover closing enters the bracket fixing device.

11. The battery PACK production line according to claim 1, wherein the bracket fixing device comprises a jig conveying line, the jig conveying line sequentially conveys bracket jigs to the bracket storage station and the bracket fixing station along the conveying direction, the bracket jigs are positioned and lifted by a jig positioning component and a jig lifting component at the bracket fixing station, and a bracket fixing screw driving mechanism above the bracket fixing station drives screws to fix the bracket jigs and then the bracket jigs enter the spot welding device.

12. The battery PACK production line according to claim 11, wherein the jig jacking assembly comprises a jacking bottom plate, a jacking top plate and a front and back fine adjustment assembly, the jacking top plate and the jacking bottom plate are in sliding connection through jacking guide rod sleeves, the jig jacking cylinder is installed on the jacking bottom plate, the driving end of the jig jacking cylinder penetrates through the jacking bottom plate and then is connected with the jacking top plate, the front and back fine adjustment assembly comprises two front and back guide rails which are distributed on the jacking bottom plate in parallel, fine adjustment cylinders are arranged between the two front and back guide rails, L-shaped movable plates which are distributed relatively are arranged on the front and back guide rails, the bottoms of the L-shaped movable plates are in sliding connection with the front and back guide rails through sliding blocks, the tops of the L-shaped movable plates are connected with the jacking top plate, and the inner side of one L-shaped movable plate is connected with the driving end of the fine adjustment cylinder.

13. The battery PACK production line of claim 11, wherein the bracket fixing screw driving mechanism comprises a screw driving control panel, an X-axis moving assembly, a Y-axis moving assembly, a Z-axis moving assembly and a screw driving frame, wherein the X-axis moving assembly is mounted on the screw driving frame, the Y-axis moving assembly is mounted on the X-axis moving assembly, the Z-axis moving assembly is mounted on the Y-axis moving assembly, wherein the X-axis moving assembly and the Y-axis moving assembly are servo module moving assemblies, the Z-axis moving assembly comprises a first stage moving assembly and a second stage moving assembly, the first stage moving assembly is mounted on the Y-axis moving assembly, the second stage moving assembly is mounted on the first stage moving assembly, and the screw driving assembly is mounted on the second stage moving assembly.

14. The battery PACK production line according to claim 13, wherein the first stage moving assembly comprises a first moving frame, a first Z-axis driving member is mounted on the top of the first moving frame, and a driving end of the first Z-axis driving member is connected with a second stage moving assembly; the second stage moving assembly comprises a second moving frame, the back surface of the second moving frame is connected with the first Z-axis driving piece through a connecting block, the second Z-axis driving piece is installed at the top of the second moving frame, and the driving end of the second Z-axis driving piece is connected with a screw driving assembly.

15. The battery PACK production line according to claim 1, wherein the spot welding device comprises a first spot welding mechanism, a jig overturning mechanism and a second spot welding mechanism which are sequentially arranged, the first spot welding mechanism is used for spot welding of a surface A of a jig battery PACK in a bracket jig entering the spot welding device, the jig overturning mechanism is used for integrally overturning the jig battery PACK entering an overturning station by 180 degrees, the jig battery PACK after overturning enters the second spot welding mechanism, the second spot welding mechanism is used for spot welding of a surface B of the jig battery PACK, and then the second spot welding mechanism is used for entering a blanking and reflow device, and the blanking and reflow device is used for blanking and reflowing the bracket jig provided with the jig battery PACK.