CN220367964U - Shell entering device - Google Patents
Shell entering device Download PDFInfo
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- CN220367964U CN220367964U CN202322029356.5U CN202322029356U CN220367964U CN 220367964 U CN220367964 U CN 220367964U CN 202322029356 U CN202322029356 U CN 202322029356U CN 220367964 U CN220367964 U CN 220367964U
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- steel shell
- shell
- battery cell
- electrode positioning
- positioning needle
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 196
- 239000010959 steel Substances 0.000 claims abstract description 196
- 210000004027 cell Anatomy 0.000 claims abstract description 65
- 210000005056 cell body Anatomy 0.000 claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 238000003825 pressing Methods 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 12
- 238000013461 design Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 239000011258 core-shell material Substances 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The application discloses a shell entering device, which relates to the technical field of battery processing and comprises a steel shell supporting piece, a battery core supporting piece and a shell entering mechanism; the steel shell supporting piece is used for supporting the steel shell body; the cell support piece is used for supporting the cell body and is sequentially arranged with the steel shell support piece along a preset shell-in assembly direction; the shell entering mechanism comprises a negative electrode positioning needle, a positive electrode positioning needle and a shell entering driving assembly; the positive electrode positioning needle can movably penetrate through the steel shell body and is inserted into the negative electrode hole of the battery cell body; the negative electrode positioning pin can be movably inserted into the positive electrode hole of the battery cell body and can form clamping and fixing on the battery cell body under the drive of the shell-entering driving assembly; the battery core body which is clamped and fixed can be arranged in the steel shell body under the drive of the shell-entering driving assembly. The coaxiality between the battery cell body and the steel shell body is guaranteed through the design, the problem of clamping stagnation of the shell is avoided, and therefore the yield is improved.
Description
Technical Field
The application relates to the technical field of battery processing, in particular to a shell entering device.
Background
A cylindrical battery is a form of battery, i.e., a cylindrical battery. In the processing of current cylinder battery, the cylinder electric core is often adopted electric core and steel casing to move in opposite directions the form and is accomplished the action of electric core income shell, but to electric core and steel casing's motion driving method mostly be cylinder direct promotion, the electric core income shell device and the electric core income shell production line of chinese patent publication of application number 202122446733.6, realize electric core shell and electric core's promotion mode just that the cylinder drive push rod motion and realize, the push rod is from one end direct push electric core or electric core shell, electric core or electric core shell all are not fixed guide effect before being pushed into the guide, just make electric core and electric core shell to be difficult to guarantee each other's axiality in the opposite directions motion process, there is the problem of getting into the guide jamming, and if to other modes that do not set up the guide, then can directly lead to into the shell jamming problem, this all can influence the yields to a certain extent.
Disclosure of Invention
Accordingly, the present application is directed to a shell feeding device, so as to solve the technical problems of the existing shell feeding method, such as shell feeding clamping stagnation and low yield.
In order to achieve the technical purpose, the application provides a shell entering device which comprises a steel shell supporting piece, an electric core supporting piece and a shell entering mechanism;
the steel shell supporting piece is used for supporting the steel shell body;
the battery cell support piece is used for supporting the battery cell body and is sequentially arranged with the steel shell support piece along a preset shell-in assembly direction;
the shell entering mechanism comprises a negative electrode positioning needle, a positive electrode positioning needle and a shell entering driving assembly;
the positive electrode positioning needle can movably penetrate through the steel shell body and is inserted into a positive electrode hole of the battery cell body;
the negative electrode positioning needle can be movably inserted into a negative electrode hole of the battery cell body;
the shell-entering driving assembly is connected with the negative electrode positioning needle and the positive electrode positioning needle and is used for driving the negative electrode positioning needle and the positive electrode positioning needle to move in opposite directions so as to clamp and fix the battery cell body;
the shell-entering driving assembly is further used for driving the negative electrode positioning needle and the positive electrode positioning needle to move in the same direction together so as to load the clamping and fixing battery cell body into the steel shell body.
Further, the battery cell feeding device also comprises a steel shell feeding mechanism and a battery cell feeding mechanism;
the steel shell feeding mechanism is used for conveying the steel shell body to be fed into the shell to the steel shell supporting piece;
the battery cell feeding mechanism is used for conveying the battery cell support piece to the battery cell body to be put into the shell.
Further, a stop part which is contacted and propped against one end of the steel shell body and is used for the positive electrode positioning needle to movably pass through is arranged on the steel shell support piece;
the stop part is used for stopping the steel shell body from moving in a direction away from the cell support piece.
Further, the steel shell feeding mechanism comprises a steel shell clamping device and a steel shell moving assembly;
the steel shell clamping device is used for clamping the steel shell body;
the steel shell moving assembly is connected with the steel shell clamping device and used for driving the steel shell clamping device to move so as to convey the clamped steel shell body to the steel shell supporting piece.
Further, the steel shell feeding mechanism further comprises a steel shell pushing assembly;
the steel shell pushing component is arranged on the steel shell moving component and moves together with the steel shell clamping device;
the steel shell pushing assembly is used for pushing the steel shell body on the steel shell supporting piece so that the steel shell body is in contact with the stopping part.
Further, the steel shell fixing assembly is also included;
the steel shell fixing assembly is used for fixing the steel shell body on the steel shell supporting piece;
the steel shell fixing assembly is arranged on the side face of the steel shell supporting piece and comprises a rotary driver and a steel shell pressing piece;
the rotary driver is connected with the steel shell pressing piece and is used for driving the steel shell pressing piece to move so that the steel shell pressing piece presses against the steel shell body on the steel shell supporting piece.
Further, the battery cell feeding mechanism comprises a battery cell clamping device and a battery cell moving assembly;
the battery cell clamping device is used for clamping the battery cell body;
the battery cell moving assembly is connected with the battery cell clamping device and is used for driving the battery cell clamping device to move so as to convey the clamped battery cell body to the battery cell supporting piece.
Further, a support moving assembly is also included;
the support piece moving assembly is connected with the battery cell support piece and is used for driving the battery cell support piece to move, so that the battery cell support piece is separated from the battery cell body which is clamped and fixed by the negative electrode positioning needle and the positive electrode positioning needle.
Further, the shell entering mechanism further comprises a pressure detection assembly;
the shell-in driving assembly is connected with the negative electrode positioning needle through the pressure detection assembly;
the pressure detection assembly is used for detecting the pressing force of the negative electrode positioning on the battery cell body;
the pressure detection assembly comprises a stretching elastic piece and a pressure sensor;
the negative electrode positioning needle is elastically and movably connected with the shell-in driving assembly through the stretching elastic piece;
the pressure sensor is connected between the shell-in driving assembly and the negative electrode positioning needle;
the tensile elastic piece is used for providing tension force so that clamping is formed between the shell-in driving assembly and the negative electrode positioning needle for the pressure sensor.
Further, a negative electrode positioning protrusion inserted into the negative electrode hole is arranged at one end of the negative electrode positioning needle, which is in plug-in fit with the negative electrode hole;
a first chamfer is arranged at one end of the negative electrode positioning bulge, which is far away from the negative electrode positioning needle;
one end of the positive electrode positioning needle, which is in plug-in fit with the positive electrode hole, is provided with a positive electrode positioning bulge which is inserted into the positive electrode hole;
and a second chamfer is arranged at one end of the positive electrode positioning bulge, which is far away from the positive electrode positioning needle.
According to the technical scheme, the shell entering device is designed, the shell entering device can be fixedly clamped with the battery cell body through arranging the negative electrode positioning needle which can be in plug connection with the negative electrode hole of the battery cell body and the positive electrode positioning needle which can be in plug connection with the positive electrode hole of the battery cell body, and the battery cell body is driven to move through the shell entering driving assembly to enter the shell. In the process of shell entering, the battery cell body is fixed by the negative electrode positioning needle and the positive electrode positioning needle, so that coaxiality between the battery cell body and the steel shell body is guaranteed, the problem of shell entering clamping stagnation is avoided, and the yield is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a perspective view of a shell-in device provided herein;
fig. 2 is a perspective view of a shell feeding device provided in the present application with a steel shell feeding mechanism and a battery cell feeding mechanism;
fig. 3 is a schematic diagram of a partial structure of a steel shell feeding mechanism and a battery cell feeding mechanism of a shell feeding device provided in the present application;
FIG. 4 is a schematic perspective view of a partial structure of a shell-entering device provided in the present application;
FIG. 5 is a partial cross-sectional view of a shell-in device provided herein;
fig. 6 is a cross-sectional view of a negative electrode positioning needle and a positive electrode positioning needle of a shell-entering device provided in the present application, which form a clamping and fixing state for a battery cell body;
in the figure: 100. a steel shell body; 200. a cell body; 1. a steel shell support; 11. a stop portion; 2. a cell support; 31. a negative electrode positioning needle; 311. a negative positioning protrusion; 312. a first chamfer; 32. a positive electrode positioning needle; 321. positive positioning protrusions; 322. a second chamfer; 33. a shell-in driving assembly; 331. a negative electrode needle moving assembly; 332. a positive electrode needle moving assembly; 4. a steel shell feeding mechanism; 41. a steel shell moving assembly; 411. a first steel shell moving module; 412. a second steel shell moving module; 42. a steel shell gripper; 43. a steel shell pushing assembly; 431. a steel shell pusher; 432. a push plate; 5. the battery cell feeding mechanism; 51. a cell moving assembly; 511. the first battery cell moving module; 512. the second cell moving module; 52. a cell gripper; 6. a steel shell fixing assembly; 61. a rotary driver; 62. steel shell pressing piece; 7. a support moving assembly; 8. a pressure detection assembly; 81. stretching the elastic member; 82. a pressure sensor; 83. a slide block; 84. a stop block; 9. compressing the spring.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the embodiments of the present application, are within the scope of the embodiments of the present application.
In the description of the embodiments of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of describing the embodiments of the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, interchangeably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the terms in the embodiments of the present application will be understood by those of ordinary skill in the art in a specific context.
The embodiment of the application discloses a shell entering device.
Referring to fig. 1, an embodiment of a shell-in device provided in an embodiment of the present application includes:
steel shell support 1, electric core support 2 and income shell mechanism.
The steel shell support member 1 is used for supporting the steel shell body 100, and the steel shell support member 1 may be provided with a V-shaped clamping groove so as to support the steel shell body 100, and for its own structure, the steel shell support member may be a conventional support seat structure, which is not limited in particular.
The cell support 2 is used for supporting the cell body 200, and is sequentially arranged with the steel shell support 1 along a preset shell-entering assembly direction, namely a preset straight line direction, and under the arrangement along this direction, the steel shell body 100 placed on the steel shell support 1 and the cell body 200 placed on the cell support 2 can be arranged along the same axis direction, so as to facilitate shell-entering assembly. The preset shell-in assembly direction may be a horizontal straight line direction, that is, shell-in assembly is performed in the horizontal direction.
The in-shell mechanism includes a negative electrode positioning needle 31, a positive electrode positioning needle 32, and an in-shell drive assembly 33.
The positive electrode positioning needle 32 can movably penetrate through the steel shell body 100 and is inserted into the positive electrode hole of the battery cell body 200, and the negative electrode positioning needle 31 can movably be inserted into the negative electrode hole of the battery cell body 200.
The shell-entering driving assembly 33 is connected with the negative electrode positioning needle 31 and the positive electrode positioning needle 32, and is used for driving the negative electrode positioning needle 31 and the positive electrode positioning needle 32 to move in opposite directions so as to form clamping and fixing on the battery cell body 200; the shell-entering driving assembly 33 is further configured to drive the negative electrode positioning needle 31 and the positive electrode positioning needle 32 to move in the same direction together, so as to load the clamped and fixed battery cell body 200 into the steel shell body 100, and keep the clamping and fixing of the negative electrode positioning needle 31 and the positive electrode positioning needle 32 to the battery cell body 200 all the time during the movement.
The shell-in driving mechanism specifically comprises a negative electrode needle moving component 331 and a positive electrode needle moving component 332, wherein the negative electrode needle moving component 331 is connected with the negative electrode positioning needle 31 and is used for driving the negative electrode positioning needle 31 to move; and the positive electrode needle moving component 332 is connected with the positive electrode positioning needle 32 and is used for driving the positive electrode positioning needle 32 to move. The negative electrode needle moving component 331 and the positive electrode needle moving component 332 may be linear guide mechanisms, such as linear guide mechanisms, which are already available in the market, and the positive electrode needle moving component 332 and the negative electrode needle moving component 332 may also share a guide rail member, so that the overall structure is more compact. Of course, the linear driving mechanism such as a telescopic cylinder and an electric cylinder may be used, and the present utility model is not particularly limited.
The foregoing is a first embodiment of a shell-entering device provided in the embodiments of the present application, and the following is a second embodiment of a shell-entering device provided in the embodiments of the present application, and refer to fig. 1 to fig. 6 specifically.
Based on the scheme of the first embodiment:
further, as shown in fig. 2, the battery cell feeding device further comprises a steel shell feeding mechanism 4 and a battery cell feeding mechanism 5.
The steel shell feeding mechanism 4 is used for conveying the steel shell body 100 to be shelled to the steel shell supporting piece 1, and the battery cell feeding mechanism 5 is used for conveying the battery cell body 200 to be shelled to the battery cell supporting piece 2. Under this design, can realize automatic feeding, further promote assembly efficiency.
Further, as shown in fig. 1 and 2, a stop portion 11 is provided on the steel shell support 1, which contacts and abuts against one end of the steel shell body 100 and is through which the positive electrode positioning needle 32 movably passes; the stop portion 11 is used for stopping the movement of the steel case body 100 in a direction away from the cell support 2.
During assembly, the steel shell body 100 is placed on the steel shell support piece 1 and is contacted with the stop part 11, so that when the battery cell body 200 is installed in a shell, the steel shell is in a limiting and fixing state, and the steel shell body 100 is prevented from being scratched due to sliding friction during the shell installation.
Further, as shown in fig. 3, the steel shell supporting member 1 is provided with a stop portion 11, so that the steel shell feeding mechanism 4 may include a steel shell gripper 42, a steel shell moving component 41 and a steel shell pushing component 43.
The steel shell gripper 42 is used to grip the steel shell body 100, and the steel shell gripper 42 may be a conventional cylinder jaw, without limitation.
The steel shell moving assembly 41 is connected with the steel shell clamping device 42 and the steel shell pushing assembly 43, and is used for driving the steel shell clamping device 42 and the steel shell pushing assembly 43 to move together so as to convey the clamped steel shell body 100 onto the steel shell supporting piece 1. Taking the horizontal direction for shell-entering assembly as an example, the steel shell moving assembly 41 may be a two-axis moving mechanism, and specifically includes a first steel shell moving module 411 and a second steel shell moving module 412, where the first steel shell moving module 411 is connected to the second steel shell moving module 412 and is used to drive the second steel shell moving module 412 to move along a direction parallel to the preset shell-entering assembly direction, and the second steel shell moving module 412 has a motion control in a vertical direction, so as to implement two-axis control. The first steel casing moving module 411 and the second steel casing moving module 412 may be linear driving components such as linear guide rail mechanisms, and are not limited in particular.
The steel shell pushing assembly 43 is used to push the steel shell body 100 on the steel shell support 1 so that the steel shell body 100 contacts the stopper 11. The steel shell pusher assembly 43 is specifically designed to include a steel shell pusher 431 and a pusher plate 432; the steel shell pusher 431 is a telescopic device such as a cylinder, and is connected with the push plate 432, so as to push the steel shell body 100 by driving the push plate 432 to move.
The steel shell pushing assembly 43 of the steel shell gripping device 42 is designed for the stop portion 11 on the steel shell supporting member 1, and when the steel shell pushing assembly 43 is not provided, the steel shell gripping device 42 and the steel shell moving assembly 41 are provided.
Further, only the stop portion 11 has not yet been good for limiting and fixing the steel shell body 100 on the steel shell support member 1, and for better fixing the steel shell body 100, as shown in fig. 3, the steel shell fixing assembly 6 is further designed, and the steel shell fixing assembly 6 is used for fixing the steel shell body 100 on the steel shell support member 1, so as to further improve the shell assembly accuracy. The steel shell fixing assembly 6 of the design can also avoid the deflection of the steel shell body 100 caused by scraping the positive electrode positioning needle 32 with the steel shell body 100 when the positive electrode positioning needle passes through the steel shell body 100.
Further, the steel shell fixing assembly 6 is mounted on the side surface of the steel shell supporting member 1, and comprises a rotary driver 61 and a steel shell pressing member 62; the rotary driver 61 is connected with the steel shell pressing piece 62 and is used for driving the steel shell pressing piece 62 to move so that the steel shell pressing piece 62 presses against the steel shell body 100 on the steel shell supporting piece 1. The rotary actuator 61 may be a rotary clamping cylinder and the steel shell presser 62 is of a press block construction.
In order to make the overall structure more compact, the steel shell fixing assembly 6 can also be mounted on the steel shell moving assembly 41, i.e. move together with the steel shell gripper 42 and the steel shell pushing assembly 43.
Further, as shown in fig. 3, in terms of the design of the cell feeding mechanism 5, the cell gripper 52 and the cell moving assembly 51 are included. Similarly, for example, when the shell is assembled in the horizontal direction, the electric core moving assembly 51 may be a two-axis moving mechanism, and specifically includes a first electric core moving module 511 and a second electric core moving module 512, where the first electric core moving module 511 is connected with the second electric core moving module 512 and is used to drive the second electric core moving module 512 to move along a direction parallel to the preset shell assembling direction, and the second electric core moving module 512 has a motion control in the vertical direction, so as to implement two-axis control. The first cell moving module 511 and the second cell moving module 512 may be linear driving components such as linear guide mechanisms, which are not particularly limited. Taking the first cell moving module 511 and the first steel shell moving module 411 as linear guide rail mechanisms, one guide rail member can be shared, so that the overall structure is more compact.
The cell gripper 52 is used for gripping the cell body 200, and the cell gripper 52 may be a cylinder gripper, which is not limited.
The cell moving component 51 is connected with the cell clamping device 52 and is used for driving the cell clamping device 52 to move so as to convey the clamped cell body 200 to the cell support 2, and the feeding of the cell body 200 is completed.
Further, as shown in fig. 1 and 2, a support moving assembly 7 is also included.
The support moving component 7 is connected with the cell support 2 and is used for driving the cell support 2 to move, so that the cell support 2 is separated from the cell body 200 clamped and fixed by the negative electrode positioning needle 31 and the positive electrode positioning needle 32. Under this design, after electric core body 200 receives negative pole pilot pin 31 and anodal pilot pin 32 centre gripping to fix, can drive support piece movable assembly 7 in order to drive electric core support piece 2 and keep away from the electric core body 200 direction motion of fixing for electric core body 200 is unsettled, and electric core body 200 just so also can not produce the friction with electric core support piece 2 in-process of going into the shell, avoids taking place the damage because of the friction. Taking the case of horizontal assembly, the support moving assembly 7 may be a lifting cylinder to drive the cell support 2 to move up and down, which is not limited in particular.
Further, as shown in fig. 4, the in-shell mechanism further includes a pressure detection assembly 8, and an in-shell driving assembly 33 is connected to the negative electrode positioning needle 31 through the pressure detection assembly 8. The design of the pressure detection assembly 8 can detect the pressing force of the negative electrode positioning needle 31 to the battery cell body 200, and avoid excessive clamping of the negative electrode positioning needle 31 to the battery cell body 200, so that the battery cell body 200 is damaged or the negative electrode positioning needle 31 is damaged.
Specifically, the pressure detecting assembly 8 includes a tensile elastic member 81 and a pressure sensor 82.
The negative electrode positioning needle 31 is elastically and movably connected with the shell-in driving assembly 33 through a stretching elastic piece 81; for facilitating the connection, a slider 83 is connected to the end of the negative electrode positioning needle 31 away from the plugging end, the slider 83 is slidably disposed on a driving portion of the shell-in driving assembly 33 connected with the negative electrode positioning needle 31, a stop block 84 is further fixed on the driving portion of the shell-in driving assembly 33, and the stop block 84 is fixedly disposed on one side of the slider 83. The tensile elastic member 81 may be specifically connected between the stopper 84 and the slider 83, so as to provide a tightening force, and the pressure sensor 82 is specifically disposed between the stopper 84 and the slider 83, so that the pressure sensor 82 can detect the acting force under the action of the tightening force of the tensile elastic member 81. The extension elastic member 81 may be an extension spring without limitation.
In addition, the positive electrode positioning needle 32 can be elastically movably connected with the shell-in driving assembly 33 through the compression spring 9, and the compression spring 9 is utilized to provide elastic force for buffering so as to avoid overpressure; the movable connection mode of the positive positioning needle 32 is the same as the movable mode of the negative positioning needle 31, and connection and matching can be realized through corresponding slide block blocks, which is not described in detail.
Under this design, pressure sensor can in time detect the clamping effort of negative pole pilot pin 31 to electric core body 200, and when pressure sensor detected pressure was greater than the default, it can regard as unusual to send alarm signal through alarm device, with remind the operator to inspect.
Further, as shown in fig. 5 and 6, a negative positioning protrusion 311 inserted into the negative hole is provided at one end of the negative positioning needle 31 in plug-in fit with the negative hole, so as to realize plug-in positioning fit.
To facilitate insertion of the negative electrode positioning protrusion 311 into the negative electrode hole, a first chamfer 312 is provided on an end of the negative electrode positioning protrusion 311 remote from the negative electrode positioning needle 31.
Similarly, the positive positioning pin 32 is provided with a positive positioning protrusion 321 inserted into the positive hole at one end of the positive positioning pin, so as to realize the insertion positioning fit.
To facilitate insertion of the positive electrode positioning protrusion 321 into the positive electrode hole, a second chamfer 322 is provided on an end of the positive electrode positioning protrusion 321 remote from the positive electrode positioning needle 32.
The foregoing describes a shell-entering device provided in the present application in detail, and those skilled in the art will appreciate that the present application is not limited to the specific embodiments and application ranges given by way of illustration.
Claims (10)
1. The shell entering device is characterized by comprising a steel shell supporting piece (1), an electric core supporting piece (2) and a shell entering mechanism;
the steel shell supporting piece (1) is used for supporting the steel shell body (100);
the battery cell support piece (2) is used for supporting the battery cell body (200) and is sequentially arranged with the steel shell support piece (1) along a preset shell-in assembly direction;
the shell entering mechanism comprises a negative electrode positioning needle (31), a positive electrode positioning needle (32) and a shell entering driving assembly (33);
the positive electrode positioning needle (32) can movably penetrate through the steel shell body (100) and is inserted into a positive electrode hole of the battery cell body (200);
the negative electrode positioning needle (31) can be movably inserted into a negative electrode hole of the battery cell body (200);
the shell-entering driving assembly (33) is connected with the negative electrode positioning needle (31) and the positive electrode positioning needle (32) and is used for driving the negative electrode positioning needle (31) and the positive electrode positioning needle (32) to move in opposite directions so as to clamp and fix the battery cell body (200);
the shell-entering driving assembly (33) is further used for driving the negative electrode positioning needle (31) and the positive electrode positioning needle (32) to move in the same direction together so as to load the clamping and fixing battery cell body (200) into the steel shell body (100).
2. The shell-entering device according to claim 1, further comprising a steel shell feeding mechanism (4) and a cell feeding mechanism (5);
the steel shell feeding mechanism (4) is used for conveying the steel shell body (100) to be shelled to the steel shell supporting piece (1);
the battery cell feeding mechanism (5) is used for conveying the battery cell body (200) to be in the shell to the battery cell support piece (2).
3. The shell entering device according to claim 2, wherein the steel shell supporting member (1) is provided with a stop part (11) which is contacted and abutted with one end of the steel shell body (100) and through which the positive positioning needle (32) movably passes;
the stop part (11) is used for stopping the steel shell body (100) from moving in a direction away from the battery cell support piece (2).
4. A shell-entering apparatus according to claim 3, wherein the steel shell feeding mechanism (4) comprises a steel shell gripper (42) and a steel shell moving assembly (41);
the steel shell clamping device (42) is used for clamping the steel shell body (100);
the steel shell moving assembly (41) is connected with the steel shell clamping device (42) and is used for driving the steel shell clamping device (42) to move so as to convey the clamped steel shell body (100) to the steel shell supporting piece (1).
5. The shell-entering device according to claim 4, wherein the steel shell feeding mechanism (4) further comprises a steel shell pushing assembly (43);
the steel shell pushing assembly (43) is arranged on the steel shell moving assembly (41) and moves together with the steel shell clamping device (42);
the steel shell pushing assembly (43) is used for pushing the steel shell body (100) on the steel shell support piece (1) so that the steel shell body (100) is in contact with the stopping part (11).
6. A device as claimed in claim 3, further comprising a steel shell fixing assembly (6);
the steel shell fixing assembly (6) is used for fixing the steel shell body (100) on the steel shell supporting piece (1);
the steel shell fixing assembly (6) is arranged on the side face of the steel shell supporting piece (1) and comprises a rotary driver (61) and a steel shell pressing piece (62);
the rotary driver (61) is connected with the steel shell pressing piece (62) and is used for driving the steel shell pressing piece (62) to move so that the steel shell pressing piece (62) presses against the steel shell body (100) on the steel shell supporting piece (1).
7. The housing arrangement according to claim 2, characterized in that the cell loading mechanism (5) comprises a cell gripper (52) and a cell moving assembly (51);
the battery cell clamping device (52) is used for clamping the battery cell body (200);
the battery cell moving assembly (51) is connected with the battery cell clamping device (52) and is used for driving the battery cell clamping device (52) to move so as to convey the clamped battery cell body (200) to the battery cell support piece (2).
8. The device as claimed in claim 1, further comprising a support member moving assembly (7);
the support piece moving assembly (7) is connected with the battery cell support piece (2) and is used for driving the battery cell support piece (2) to move, so that the battery cell support piece (2) is separated from the battery cell body (200) which is clamped and fixed by the negative electrode positioning needle (31) and the positive electrode positioning needle (32).
9. The in-shell device according to claim 1, wherein the in-shell mechanism further comprises a pressure detection assembly (8);
the shell-in driving assembly (33) is connected with the negative electrode positioning needle (31) through the pressure detection assembly (8);
the pressure detection assembly (8) is used for detecting the pressing force of the negative electrode positioning needle (31) on the battery cell body (200);
the pressure detection assembly (8) comprises a tensile elastic member (81) and a pressure sensor (82);
the negative electrode positioning needle (31) is elastically and movably connected with the shell-entering driving assembly (33) through the stretching elastic piece (81);
the pressure sensor (82) is connected between the shell-in driving assembly (33) and the negative electrode positioning needle (31);
the tensile elastic piece (81) is used for providing tension force so that the pressure sensor (82) is clamped between the shell-in driving assembly (33) and the negative electrode positioning needle (31).
10. The shell-entering device according to claim 1, wherein a negative electrode positioning protrusion (311) inserted into the negative electrode hole is arranged on one end of the negative electrode positioning needle (31) which is in plug-in fit with the negative electrode hole;
a first chamfer angle (312) is arranged at one end of the negative electrode positioning protrusion (311) far away from the negative electrode positioning needle (31);
one end of the positive electrode positioning needle (32) which is in plug-in fit with the positive electrode hole is provided with a positive electrode positioning protrusion (321) which is inserted into the positive electrode hole;
and a second chamfer (322) is arranged at one end of the positive electrode positioning protrusion (321) far away from the positive electrode positioning needle (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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