CN212648297U

CN212648297U - Battery cell stacking and transferring device

Info

Publication number: CN212648297U
Application number: CN202021253966.3U
Authority: CN
Inventors: 吴武杰; 庞日军; 钟崇峰
Original assignee: Guangdong Lyric Robot Automation Co Ltd
Current assignee: Guangdong Lyric Robot Automation Co Ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-03-02
Anticipated expiration: 2030-06-30

Abstract

The application relates to the technical field of battery cell module production, in particular to a battery cell stacking and transferring device which comprises a bottom plate, a baffle plate assembly and a detection assembly; the baffle assembly is used for stacking the battery cells on the bottom plate and comprises a first baffle and a second baffle which are positioned at two ends of the bottom plate and are oppositely arranged; the detection assembly is used for detecting the moving position and the pressure value of the baffle assembly in the process of stacking and extruding the battery core. Set up position detection subassembly and pressure measurement subassembly on first baffle and second baffle respectively, position detection subassembly is used for detecting the mobile position that first baffle stacked extrusion electric core, improves the equipment precision of electric core module, and pressure measurement subassembly is used for detecting the pressure value that the second baffle received, prevents effectively that electric core from receiving too big pressure and taking place to warp. This application has been solved and has been piled up the in-process of extrusion electric core, causes electric core to warp to electric core excessive pressure easily, influences the quality of battery, can't satisfy the problem of high accuracy high quality electric core production requirement.

Description

Battery cell stacking and transferring device

Technical Field

The application relates to the technical field of battery cell module production, in particular to a battery cell stacking and transferring device.

Background

With the vigorous development of the new energy industry of automobiles, the application of the battery is more and more extensive. The existing battery generally needs to assemble a single battery cell into a module to meet the power requirement of an automobile, so that the battery cell stacking procedure is a production link which cannot be omitted in the production process of a new energy battery.

Aluminium shell electricity core module piles up the packing in-process, is provided with silica gel between the adjacent aluminium shell electricity core, and the soft heat conduction effect of silica gel texture and shock attenuation are effectual, need compress whole unitized battery size to the fixed value after aluminium shell electricity core piles up, later tie up the packing of cover steel ribbon. However, the existing battery cell stacking tool is simple in structure and low in stacking extrusion precision, and the battery cell deformation is easily caused by overvoltage to the battery cell in the process of stacking, extruding and packaging the battery cell, so that the quality of the battery is influenced, and the production requirements of high precision and high quality cannot be met.

SUMMERY OF THE UTILITY MODEL

The invention aims to provide a battery cell stacking and transferring device, and the technical scheme provided by the application solves the problems that the battery cell deformation is easily caused by the overvoltage of the battery cell, the quality of a battery is influenced and the high-precision high-quality production requirement cannot be met in the process of stacking and extruding the battery cells by the conventional battery cell stacking and extruding device.

In order to solve the above technical problem, the present application provides a battery cell stacking and transferring device, which includes a bottom plate for carrying a battery cell; the baffle plate assembly comprises a first baffle plate and a second baffle plate which are positioned at two ends of the bottom plate and are oppositely arranged, and the first baffle plate can push the battery cell module on the bottom plate and is stacked on one side of the second baffle plate; and the detection assembly is arranged on the baffle assembly and used for monitoring the stacking extrusion precision of the battery cell on the baffle assembly. When first baffle and second baffle clamp close electric core and accomplish piling up the extrusion action to electric core, the pressure value that the removal position that detection component can real-time supervision baffle subassembly and bear guarantees that first baffle piles up the precision of extrusion electric core, prevents that electric core from receiving too big pressure and taking place to warp, realizes high quality, the high accuracy equipment of electric core product.

Preferably, the detection assembly comprises a position detection assembly mounted on the first baffle plate and a pressure detection assembly mounted on the second baffle plate; the position detection assembly is used for detecting the position of the first baffle, and the pressure detection assembly is used for detecting the pressure value borne by the second baffle. Utilize the first baffle of position detection subassembly real-time supervision to pile up the shift position of extrusion electric core, guarantee that first baffle piles up the position precision of extrusion electric core, detect the pressure value that the second baffle received through pressure detection subassembly, realize high accuracy, the high-quality equipment of electric core module.

Preferably, the baffle plate assembly further comprises a displacement driving assembly arranged on the bottom plate, and the displacement driving assembly is used for driving the first baffle plate to move towards the second baffle plate. Realize driving first baffle through displacement drive assembly and pass electric core to the second baffle, utilize first baffle and second baffle clamp to close electric core and realize accomplishing the extrusion action to electric core, through the shift position that driving motor and lead screw complex driving method can the first baffle of accurate control, and then improve first baffle 21 and pile up the precision of extrusion electric core.

Preferably, the displacement driving assembly comprises a first slide rail arranged on the bottom plate and a screw rod connected with the first baffle; the first baffle is arranged on the first sliding rail in a sliding manner; the straight gear is installed on the screw rod, and the tail end of the screw rod is connected with an adjusting hand wheel.

Preferably, positioning plates are fixed on the clamping surfaces of the first baffle plate and the second baffle plate, end plates are fixed on the positioning plates, and grooves corresponding to the end plates are formed in the positioning plates. Through the both ends of end plate clamp fit electric core module, the packing is tied up together to end plate and electric core module, has the effect of firm electric core module.

Preferably, the two sides of the first baffle and the second baffle are respectively provided with a clamping assembly, and the end plate is fixed on one side of the positioning plate through the clamping assembly. Realize being fixed in the recess of locating plate with the end plate through driving actuating cylinder drive clamping jaw centre gripping end plate both sides on, pile up extrusion back clamping jaw when accomplishing electric core and loosen the end plate, and then realize tying up the packing with end plate and electric core module.

Preferably, a second slide rail for the second baffle to slide is arranged on the bottom plate; and a quick release assembly used for limiting the movement of the second baffle is arranged between the second slide rails. Support fixed second baffle through quick detach subassembly, and then accomplish electric core and pile up the equipment, loosen the second baffle through quick detach subassembly, realize quick dismantlement, make things convenient for the follow-up transfer of electric core module, save time improves production efficiency.

Preferably, the quick release assembly comprises a supporting block for supporting the second baffle and a locking handle pivoted with the supporting block. The supporting block can be pressed to stretch forwards by pressing down the locking handle, and then the supporting block supports the second baffle to prevent backward movement, when the second baffle needs to be loosened in the assembly of accomplishing electric core module, the supporting block can be loosened to move backwards by pulling up the locking handle, and then the second baffle slides to move backwards along the second slide rail, realizes quick dismantlement, makes things convenient for the follow-up transfer of electric core module, saves time and improves production efficiency.

Preferably, install the pencil on the bottom plate and insert the module soon, the pencil inserts the module soon and is connected with pencil collection moulding piece, realizes that each control module such as position detection subassembly, pressure measurement subassembly, driving motor is connected with the high-efficient communication of system, collects pressure value and the displacement volume that pressure measurement subassembly and position measurement subassembly on the baffle subassembly feed back through pencil collection moulding piece to send pressure value and displacement volume to PLC control system, and then PLC control system is according to the signal control driving motor operation of feedback, with the extrusion of piling up of adjustment baffle subassembly to electric core.

Preferably, be equipped with the backup pad that is used for bearing electric core module on the bottom plate, realize placing electric core and pile up the equipment.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present application or the prior art will be briefly described below. It should be apparent that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained by those skilled in the art without inventive exercise.

Fig. 1 is a schematic structural view of a cell stacking and transferring apparatus according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a first baffle plate according to an embodiment of the present disclosure;

fig. 3 is a schematic diagram of a second baffle structure according to an embodiment of the present application;

fig. 4 is a side view of a cell stacking and transferring device according to an embodiment of the present disclosure.

Reference numerals

1. A base plate; 11. a support plate; 12. a wire harness quick-plug module; 13. a wire harness integration module; 14. a second slide rail; 2. a baffle assembly; 21. a first baffle plate; 22. a second baffle; 23. a displacement drive assembly; 231. a first slide rail; 232. a screw rod; 233. adjusting a hand wheel; 234. a gear; 24. positioning a plate; 25. an end plate; 26. a clamping assembly; 261. a clamping jaw; 262. a driving cylinder; 31. a position detection component; 311. a position measurer; 312. a scale; 32. a pressure detection assembly; 4. a quick release assembly; 41. locking the grip; 42. and (7) a supporting block.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the application. That is, in some embodiments of the present application, such practical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indications such as up, down, left, right, front and rear … … in the embodiment of the present application are only used to explain the relative positional relationship, movement, etc. between the components in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in this application are for descriptive purposes only, not specifically referring to the order or sequence, nor are they intended to limit the application, but merely to distinguish components or operations described in the same technical terms, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

For further understanding of the contents, features and functions of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings and the following detailed description:

in order to solve the above technical problems, this embodiment provides a cell stacking and transferring device, as shown in fig. 1, fig. 1 is a schematic structural diagram of a cell stacking and transferring device according to an embodiment of the present invention, and includes a bottom plate 1, a baffle plate assembly 2 mounted on the bottom plate 1, and a detecting assembly 3 mounted on the baffle plate assembly 2, the bottom plate 1 is in a strip shape, a supporting plate 11 for carrying a cell is disposed on the bottom plate 1, the baffle plate assembly 2 includes a first baffle plate 21 and a second baffle plate 22 disposed at two ends of the bottom plate 1, the first baffle plate 21 can push a cell module on the bottom plate 1 and is stacked on a side of the second baffle plate 22, the detecting assembly 3 includes a position detecting assembly 31 mounted on the first baffle plate 21, and a pressure detecting assembly 32 mounted on the second baffle plate 22, the position detecting assembly 31 is used for detecting a moving position of the first baffle plate 21, the pressure detecting assembly 32 is used for detecting, wherein the pressure detecting component 32 is a pressure sensor.

Specifically, first baffle 21 and second baffle 22 set up at 1 both ends of bottom plate relatively, shift electric core to second baffle 22 through driving first baffle 21, utilize first baffle 21 and second baffle 22 to sandwich electric core and realize accomplishing the extrusion action of piling up to electric core, and utilize the shift position of 3 real-time supervision first baffles 21 of determine module, guarantee that first baffle 21 piles up the position precision of extrusion electric core, through the pressure value that real-time supervision second baffle 22 received, prevent that electric core from receiving too big extrusion force and taking place to warp, realize the high quality of electric core product, the high accuracy equipment.

As shown in fig. 2, fig. 2 is a schematic view of a first baffle plate structure of the embodiment of the present application, the baffle plate assembly 2 further includes a displacement driving assembly 23 disposed on the bottom plate 1, and the displacement driving assembly 23 is configured to drive the first baffle plate 21 to move toward the second baffle plate 22. The displacement driving assembly 23 includes a first slide rail 231 disposed on the bottom plate 1, and a lead screw 232 connected to the first baffle 21, the bottom of the first baffle 21 is in threaded connection with the lead screw 232, the first baffle 21 is slidably disposed on the first slide rail 231, a gear 234 is mounted on the lead screw 232, the gear 234 can be two mutually-meshed bevel gears, one bevel gear is coaxially connected to the lead screw 232, the other bevel gear is connected to a driving motor (not shown in the figure), the driving motor drives the bevel gear to engage for transmission, so as to drive the lead screw 232 to rotate, and further drive the first baffle 21 to move back and forth on the first slide rail 231, so that the first baffle 21 pushes the electric core on the bottom plate 1 to be stacked on one side of the second baffle 22, and the electric core is clamped by the first baffle 21 and the second baffle 22 to complete the stacking extrusion action of the electric core. The moving position of the first baffle 21 can be accurately controlled through a driving mode of matching the driving motor with the lead screw 232, and then the precision of stacking and extruding the battery cell of the first baffle 21 is improved.

When the working condition is limited and the bottom plate 1 is located at a position where the bottom plate cannot be connected with the driving motor, in order to achieve a second driving force for the first baffle 21, the tail end of the screw rod 232 is connected with an adjusting hand wheel 233, the screw rod 232 can be driven to rotate by rotating the adjusting hand wheel 233, and the first baffle 21 is driven to move back and forth on the first slide rail 231. The structure of automatic drive and manual drive combines together to realize being applicable to different operating modes, improves the compatibility and the practicality of this device.

Accomplish in order to realize promoting the electric core on the bottom plate 1 and pile up the extrusion process, all be fixed with locating plate 24 on the relative clamping face of first baffle 21 and second baffle 22, the laminating is fixed with end plate 25 on locating plate 24, during the electric core on first baffle 21 promotes bottom plate 1, the end plate 25 of installing on locating plate 24 acts on the side of the electric core on bottom plate 1, promote electric core to second baffle 22, and pile up at electric core and form electric core module after, the both ends of electric core module are pegged graft to end plate 25 clamp, the packing is tied up together to end plate 25 and electric core module, end plate 25 has the effect of firm and protection electric core module.

Furthermore, in order to fix the end plate 25 on the positioning plate 24, a groove corresponding to the end plate 25 is formed on the positioning plate 24, clamping assemblies 26 are respectively disposed on two sides of the first baffle plate 21 and the second baffle plate 22, and the end plate 25 is fixed on the positioning plate 24 through the clamping assemblies 26. The clamping assembly 26 includes a driving cylinder 262 fixed to both sides of the first and

second shutters

21 and 22, respectively, and a clamping jaw 261 clamping the end plate 25. Drive clamping jaw 261 centre gripping end plate 25 both sides through driving actuating cylinder 262, realize being fixed in the recess of locating plate 24 with end plate 25 on, pile up extrusion back clamping jaw 261 and loosen end plate 25 when accomplishing the electric core, and then tie up the packing with end plate 25 and electric core module.

Wherein, be equipped with the backup pad 11 that is used for bearing electric core on bottom plate 1, backup pad 11 extends to the first baffle 21 and the second baffle 22 at 1 both ends of bottom plate, and electric core can shift to backup pad 11 through the manipulator on, and then promote the electric core in the backup pad 11 through first baffle 21 to pile up in second baffle 22 one side, it is spacing to electric core centre gripping through first baffle 21 and second baffle 22, accomplish piling up of electric core module and assemble and tie up the packing. Still can, the manipulator is placed electric core neatly arranged and is accomplished electric core module and pile up in the backup pad 11 of second baffle 22 side, and the rethread first baffle 21 and second baffle 22 pile up the extrusion to electric core high accuracy, and then accomplish piling up of electric core module and assemble and tie up the packing.

Please refer to fig. 3, fig. 3 is a schematic diagram of a second baffle structure according to an embodiment of the present application, a second slide rail 14 for sliding a second baffle 22 is disposed on a bottom plate 1, a quick release assembly 4 for limiting the movement of the second baffle 22 is installed between the second slide rails 14, when a first baffle 21 pushes a battery cell on the bottom plate 1 to abut against the second baffle 22, the second baffle 22 is supported and fixed by a pressing state of the quick release assembly 4, so as to prevent the second baffle 22 from moving backwards, so that the battery cell is clamped between the first baffle 21 and the second baffle 22, and further, the stacking extrusion of the battery cell module is completed. The quick release assembly 4 includes a supporting block 42 for supporting and fixing the second baffle 22, and a locking handle 41 pivotally connected to the supporting block 42. Through with locking handle 41 and supporting shoe 42 pin joint, realize pushing down locking handle 41 and can make supporting shoe 42 compress tightly the protrusion, and then supporting shoe 42 supports second baffle 22 and prevents the lapse, when the equipment of accomplishing electric core module needs to loosen second baffle 22, can realize that supporting shoe 42 loosens the lapse through pulling up locking handle 41, and then second baffle 22 slides the lapse along second slide rail 14, realize quick dismantlement, make things convenient for the follow-up transfer of electric core module, save time and improve work efficiency.

Referring to fig. 4, fig. 4 is a structural side view of a battery cell stacking and transferring device according to an embodiment of the present application, when a first baffle plate 21 pushes a battery cell on a bottom plate 1 to abut against a second baffle plate 22, in order to monitor thrust applied to the second baffle plate 22 in real time, a pressure sensor is installed between a supporting block 42 and the second baffle plate 22, when the first baffle plate 21 pushes the battery cell toward the second baffle plate 21, and the first baffle plate 21 and the second baffle plate 22 sandwich the battery cell to realize squeezing action on the battery cell, a thrust value applied to the second baffle plate 22 is obtained in real time by the pressure sensor on the second baffle plate 22, and the force value is fed back to a PLC control system, so that the PLC control system controls a driving motor to adjust a moving position of the first baffle plate 21, thereby realizing real-time regulation of thrust applied when the first baffle plate 21 stacks and squeezes the battery cell, preventing the battery cell from being deformed due to excessive pressure, the yield of the battery cell module is greatly improved.

Wherein, position detecting element 31 is including installing position measurement ware 311 at first baffle 21 side, and scale 312, the preferred bar chi of scale 312, when first baffle 21 passes electric core to second baffle 21, obtain the displacement value of first baffle 21 in real time through position measurement ware 311 and scale 312, and feed back the displacement value to PLC control system, and then PLC control system control driving motor automatic adjustment first baffle 21's shift position, avoid first baffle 21 excessively to extrude electric core and cause electric core to warp. Realize the shift position of accurate control first baffle 21 through the cooperation of position measurement ware 311 and scale 312, further accomplish and pile up the extrusion to the high accuracy of electric core, improve the equipment precision of electric core module. Utilize the shift position when first baffle 21 of position detection subassembly 31 real-time supervision promotes electric core, guarantee to pile up the position precision of extrusion electric core, through the pressure value that pressure measurement subassembly 32 real-time supervision second baffle 22 received, prevent that first baffle 21 thrust from excessively causing electric core to warp, through the dual guarantee of position detection subassembly 31 and pressure measurement subassembly 32, realize electric core module high accuracy, high-quality equipment.

Install pencil collection moulding piece 13 on bottom plate 1, pencil collection moulding piece 13 is used for hookup location detection subassembly 31, pressure measurement subassembly 32, control module's such as driving motor communication pencil, pencil collection moulding piece 13 is connected with pencil and inserts module 12 soon, pile up the in-process of extrusion electric core at baffle subassembly 2, collect pressure value and the displacement volume that pressure measurement subassembly 32 and position detection subassembly 31 on the baffle subassembly 2 feed back through pencil collection moulding piece 12, and convey pressure value and displacement volume to PLC control system, and then PLC control system is according to the signal control driving motor operation of feedback, with the pressure value of piling up of adjustment baffle subassembly 2 to electric core, accomplish and pile up the extrusion to electric core high accuracy, it is connected with system communication line to insert module 12 soon through the pencil, realize that each communication module is connected with the efficient communication of system.

Still can, in order to realize that bottom plate 1 can carry out electric core at different stations and pile up the process, install the third slide rail in bottom plate 1's bottom, bottom plate 1 can slide the circulation on doubly fast chain through the third slide rail, realizes adapting to and carries out electric core at different stations and piles up, improves the commonality of device.

In summary, in one or more embodiments of this application, the battery cell stacking and transferring device of this application is provided with first baffle and second baffle at bottom plate both ends and relatively, pass battery cell to the second baffle through first baffle, utilize first baffle and second baffle to press from both sides to close the extrusion action of battery cell realization completion to the battery cell, set up position detection subassembly and pressure detection subassembly on first baffle and second baffle respectively, realize that the mobile position of battery cell is piled up to real-time detection first baffle, improve the equipment precision of battery cell module, through the pressure value that detects second baffle received, effectively prevent that battery cell from receiving too big pressure and taking place the deformation, realize the high accuracy of battery cell module, high-quality equipment. Install quick detach subassembly in second baffle one side, realize quick dismantlement, make things convenient for the follow-up transfer of electric core module, save time, improve work efficiency.

The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims

1. The utility model provides a battery cell stacks transfer device which characterized in that: comprises that

The bottom plate (1) is used for bearing the battery cell;

the baffle plate assembly (2) comprises a first baffle plate (21) and a second baffle plate (22) which are positioned at two ends of the bottom plate (1) and are arranged oppositely, and the first baffle plate (21) pushes the battery cells on the bottom plate (1) to be stacked on one side of the second baffle plate (22);

the detection assembly (3) is installed on the baffle assembly (2), and the detection assembly (3) is used for monitoring the stacking extrusion precision of the battery cell on the baffle assembly (2).

2. The battery cell stack transfer device of claim 1, wherein: the detection assembly (3) comprises a position detection assembly (31) installed on the first baffle plate (21) and a pressure detection assembly (32) installed on the second baffle plate (22); the position detection assembly (31) is used for detecting the moving position of the first baffle plate (21), and the pressure detection assembly (32) is used for detecting the pressure value borne by the second baffle plate (22).

3. The battery cell stack transfer device of claim 1, wherein: the baffle plate assembly (2) further comprises a displacement driving assembly (23) arranged on the bottom plate (1), and the displacement driving assembly (23) is used for driving the first baffle plate (21) to move towards the second baffle plate (22).

4. The battery cell stack transfer device of claim 3, wherein: the displacement driving assembly (23) comprises a first slide rail (231) arranged on the bottom plate (1) and a screw rod (232) connected with the first baffle plate (21); the first baffle (21) is arranged on the first sliding rail (231) in a sliding manner; a gear (234) is arranged on the screw rod (232); the tail end of the screw rod (232) is connected with an adjusting hand wheel (233).

5. The battery cell stack transfer device of claim 1, wherein: positioning plates (24) are fixed on the opposite clamping surfaces of the first baffle plate (21) and the second baffle plate (22), and end plates (25) are fixed on the positioning plates (24); the positioning plate (24) is provided with a groove corresponding to the end plate (25).

6. The cell stack transfer device according to claim 5, wherein: and clamping assemblies (26) are respectively arranged on two sides of the first baffle plate (21) and the second baffle plate (22), and the end plate (25) is fixed on one side of the positioning plate (24) through the clamping assemblies (26).

7. The battery cell stack transfer device according to claim 2, wherein: a second sliding rail (14) for the second baffle (22) to slide is arranged on the bottom plate (1); the quick release assembly (4) used for fastening the second baffle (22) is installed on the bottom plate (1), and the quick release assembly (4) is located between the two second sliding rails (14).

8. The cell stack transfer device according to claim 7, wherein: the quick-release assembly (4) comprises a supporting block (42) for fixing the second baffle (22) and a locking handle (41) pivoted with the supporting block (42).

9. The battery cell stack transfer device of claim 1, wherein: the wiring harness quick-plugging module (12) is installed on the bottom plate (1), and the wiring harness quick-plugging module (12) is connected with a wiring harness integration module (13).

10. The cell stack transfer device according to any one of claims 1 to 9, wherein: and a supporting plate (11) for bearing the battery cell is arranged on the bottom plate (1).