CN222126624U - Lithium battery flip positioning mechanism, vacuum packaging device and lithium battery secondary sealing line - Google Patents
Lithium battery flip positioning mechanism, vacuum packaging device and lithium battery secondary sealing line Download PDFInfo
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- CN222126624U CN222126624U CN202323427590.XU CN202323427590U CN222126624U CN 222126624 U CN222126624 U CN 222126624U CN 202323427590 U CN202323427590 U CN 202323427590U CN 222126624 U CN222126624 U CN 222126624U
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- loading board
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- 230000007246 mechanism Effects 0.000 title claims abstract description 45
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 37
- 238000007789 sealing Methods 0.000 title claims abstract description 12
- 238000009461 vacuum packaging Methods 0.000 title claims description 10
- 230000007306 turnover Effects 0.000 claims abstract description 16
- 238000004806 packaging method and process Methods 0.000 claims abstract description 9
- 238000005086 pumping Methods 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000003825 pressing Methods 0.000 description 8
- 239000003792 electrolyte Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Sealing Battery Cases Or Jackets (AREA)
- Secondary Cells (AREA)
Abstract
The disclosure provides a turnover positioning mechanism for a lithium battery, a vacuumizing packaging device and a lithium battery two-sealing wire. The overturning and positioning mechanism for the lithium battery comprises a moving assembly and a positioning assembly, wherein a power telescopic end of a driving piece penetrates through a lower die and is connected with a moving plate, the moving plate is connected with a moving guide post, two ends of an elastic connecting piece are respectively connected with a bearing plate and the moving plate, an overturning piece is arranged on the side wall of the bearing plate, one end of the overturning piece is rotationally connected with the bearing plate, the other end of the overturning piece is connected with the side wall of a limiting plate, and the moving guide post movably penetrates through the bearing plate and is movably abutted with the limiting plate so that the limiting plate rotates in a direction deviating from the bearing plate. Through driving piece pulling movable plate downwardly moving for remove the guide pillar and move down, elastic connection spare pulling loading board downwardly moving, the upset piece drives the limiting plate and rotates to the direction of loading board, makes the limiting plate lid establish the battery of butt on the loading board, avoids appearing rocking the problem when placing the battery in the loading board.
Description
Technical Field
The disclosure relates to the technical field of battery production, in particular to a turnover positioning mechanism for a lithium battery, a vacuumizing packaging device and a lithium battery two-seal line.
Background
Nowadays, with the rapid development of lithium battery technology, the production of lithium batteries is receiving more and more attention from various manufacturers. In the process of lithium battery production, the lithium battery needs to be packaged after the liquid injection procedure is completed, after the electrolyte injection is subjected to standing treatment, the air bag of the battery needs to be pierced, then the redundant electrolyte which is not absorbed by the battery is extracted, and the battery is vacuum packaged, so that the situation that liquid leakage does not occur when the lithium battery is sold in the market is prevented. However, in the conventional technology, when the battery is placed on the holding table and the battery is punctured by the puncturing assembly, the subsequent puncturing precision is often affected due to the movement of the battery, so that the excessive electrolyte cannot be completely discharged.
Therefore, chinese patent No. CN 111864247A proposes a vacuum packaging mold, a device and a system for manufacturing a battery cell, in which, a battery cell is placed on a supporting plate component of a first mold base by a conveying device, a second mold base is driven to move towards the direction of the first mold base by an opening and closing driving component, a holding cavity is enclosed between the second mold base and the first mold base by the mold closing of the first mold base and the second mold base, then a pressing component is driven to abut against the battery cell on the supporting plate component, so that the battery cell is pressed and positioned between the supporting plate component and the pressing component, then, a puncture component is used to puncture an air bag of the battery, redundant electrolyte which is not absorbed by the battery cell is discharged, the vacuum pumping operation is performed on the holding cavity by the vacuum pumping component, and finally, the heat sealing mechanism is used to perform the heat sealing operation on the battery.
In the technical scheme of the patent, the battery is limited and positioned between the supporting plate assembly and the pressing assembly by arranging the pressing assembly, so that the follow-up puncture precision is prevented from being influenced by the movement of the battery, the redundant electrolyte is ensured to be completely discharged, the product yield of the battery is higher, and the technical scheme also has the following problems:
When the conveying device is used for placing the battery on the supporting plate assembly, the conveying device has inertia when conveying the battery, so that the battery has a movement trend when contacting the supporting plate assembly, the battery is not positioned at the moment, and the battery, particularly a lithium battery with smaller size, is easy to slightly move on the supporting plate assembly, and the technical scheme is that the battery is positioned through the compression assembly after the first die holder and the second die holder are assembled, so that the battery can not be positioned while falling on the supporting plate assembly, the problem of shaking easily occurs when the battery is placed on the supporting plate assembly, the positioning effect of the compression assembly on the battery is poor, and the subsequent puncturing precision is affected; therefore, a positioning mechanism needs to be arranged in the inner cavity of the first die holder, and the battery is positioned when the battery falls on the supporting plate assembly by using the positioning mechanism, however, as the space of the inner cavity of the first die holder is limited, how to design a compact positioning mechanism in the inner cavity of the first die holder becomes a great technical problem in the field.
Disclosure of utility model
The utility model provides a overcome the weak point among the prior art, provide a through establish the limiting plate lid butt battery on the loading board, avoid appearing rocking the problem when placing the battery in the loading board to avoid the upset positioning mechanism, evacuation packaging hardware and two sealing lines of lithium cell for the lithium cell that cause the influence to follow-up puncture precision.
The aim of the disclosure is achieved by the following technical scheme:
The utility model provides a lithium cell is with upset positioning mechanism, includes moving assembly and positioning assembly, moving assembly includes driving piece, movable plate and removal guide pillar, the outer wall of the bottom of lower mould is located to the driving piece, the movable plate reaches the removal guide pillar is located the inner chamber of lower mould, the flexible end of power of driving piece wears to locate the lower mould and with the movable plate is connected, the movable plate deviates from one side of driving piece with the removal guide pillar is connected, positioning assembly is located the inner chamber of lower mould, positioning assembly includes limiting plate, upset piece, elastic connection spare and loading board, the loading board is located directly over the movable plate, the both ends of elastic connection spare connect respectively in the loading board with the movable plate, the loading board is used for holding the discharge pond, the lateral wall of loading board is equipped with the upset piece, the one end rotation of upset piece be connected in the loading board, the other end of upset piece with the lateral wall of limiting plate is connected, so that the limiting plate cover establish in the butt on the loading board, the movable plate deviates from the movable plate with the movable plate, wear to the limiting plate.
In one embodiment, the moving guide post is inserted into the bearing plate, and the moving guide post is slidably abutted with one side of the limiting plate adjacent to the bearing plate.
In one embodiment, the movable guide post comprises a cylinder and a pulley which are connected with each other, one end of the cylinder is connected with the movable plate, the other end of the cylinder penetrates through the bearing plate, one end, adjacent to the bearing plate, of the cylinder is provided with the pulley, and the pulley is in sliding abutting connection with one side, adjacent to the bearing plate, of the limiting plate.
In one embodiment, the moving assembly further comprises a guide post sleeve, the lower die is provided with a mounting groove, the guide post sleeve is mounted in the mounting groove, the guide post sleeve is provided with a through hole, and one end of the moving guide post, which is away from the moving plate, sequentially penetrates through the through hole and the bearing plate.
In one embodiment, a holding table is disposed on a side, adjacent to the limiting plate, of the bearing plate, and the limiting plate is rotatably abutted to the holding table.
In one embodiment, the elastic connection member is a spring, the turning member is a rotating shaft, and the driving member is a driving cylinder.
The vacuum packaging device comprises a lower die, a frame, an upper die, a vacuum-pumping mechanism, a die-closing driving mechanism and the overturning and positioning mechanism for the lithium battery, wherein the lower die, the upper die and the die-closing driving mechanism are arranged on the frame, the upper die is oppositely arranged right above the lower die, the die-closing driving mechanism is used for driving the upper die to move towards or away from the lower die, a puncture assembly is arranged in an inner cavity of the upper die and is used for puncturing the battery, a vacuum-pumping hole is further formed in the lower die, the vacuum-pumping hole is communicated with the inner cavity of the lower die, the inner cavity of the lower die is communicated with the inner cavity of the upper die, the acting end of the vacuum-pumping mechanism is communicated with the vacuum-pumping hole, the upper die is adjacent to the puncture assembly, the lower die is adjacent to the bearing plate and is provided with a lower end socket, and the lower end socket is correspondingly arranged.
In one embodiment, a compression block is disposed in the upper die, and the compression block is used for abutting against the battery on the bearing plate.
In one embodiment, a receiving groove is formed at the bottom of the frame, the driving piece is arranged in the receiving groove, and the power telescopic end of the driving piece sequentially penetrates through the frame and the lower die.
A lithium battery secondary sealing line comprises a machine table, a conveying device, a fine sealing device, a slitting device, a detecting device and the vacuumizing packaging device in any embodiment.
Compared with the prior art, the present disclosure includes, but is not limited to, the following advantages:
1. When a battery is placed on the bearing plate, the driving piece pulls the moving plate to move downwards, so that the moving guide post moves downwards, at the moment, the moving guide post is not abutted with the limiting plate, namely, the limiting plate loses the support of the moving guide post, meanwhile, one end of the elastic connecting piece, which is adjacent to the moving plate, is stressed and stretched, so that one end of the elastic connecting piece, which is far away from the moving plate, pulls the bearing plate to move downwards, the overturning piece drives the limiting plate to rotate towards the direction of the bearing plate, the limiting plate covers the battery abutted on the bearing plate, the battery which is just located on the bearing plate is limited and fixed through the limiting plate, and the problem of shaking when the battery is placed on the bearing plate is avoided, so that the influence on the follow-up puncturing precision is avoided;
2. The outer wall of the bottom of lower mould is located to the driving piece to when utilizing the driving piece to stimulate the removal guide pillar downward movement, the elastic connection piece will drive the loading board and together move downwards, and the limiting plate rotates to the direction of loading board this moment, until limiting plate and loading board are used for the centre gripping battery jointly, so, make the structure of upset positioning mechanism for the lithium cell comparatively compact, reduce the occupation to the space in the lower mould.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present disclosure and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic diagram showing connection between a turnover positioning mechanism and a lower die for a lithium battery in an embodiment;
fig. 2 is a schematic structural diagram of a turnover positioning mechanism for a lithium battery according to an embodiment;
FIG. 3 is an exploded view of a lower die according to an embodiment;
FIG. 4 is a schematic diagram of a vacuum packaging apparatus according to an embodiment;
fig. 5 is another schematic structural view of the vacuum packaging apparatus shown in fig. 4.
Detailed Description
In order that the disclosure may be understood, a more complete description of the disclosure will be rendered by reference to the appended drawings. Preferred embodiments of the present disclosure are shown in the drawings. This disclosure may, however, be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. The terminology used in the description of the disclosure herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The utility model provides a upset positioning mechanism for lithium cell, including moving subassembly and locating component, the moving subassembly includes driving piece, movable plate and removal guide pillar, the outer wall of the bottom of lower mould is located to the driving piece, the movable plate reaches the removal guide pillar is located the inner chamber of lower mould, the flexible end of power of driving piece wear to locate the lower mould and with the movable plate is connected, the movable plate deviates from one side of driving piece with the removal guide pillar is connected, the locating component is located the inner chamber of lower mould, the locating component includes limiting plate, upset piece, elastic connection spare and loading board, the loading board is located directly over the movable plate, the both ends of elastic connection spare connect respectively in the loading board reaches the movable plate, the loading board is used for flourishing the discharge cell, the lateral wall of loading board is equipped with the upset piece, the one end rotation of upset piece connect in the loading board, the other end of upset piece with the lateral wall of limiting plate is connected, so that the limiting plate lid is established in on the battery and is connected with the movable plate, the bearing plate is located in the butt to the movable plate, the movable plate is located to the movable plate is rotated to the limiting plate.
In order to better understand the technical scheme and beneficial effects of the present disclosure, the following further details are described in conjunction with specific embodiments:
Referring to fig. 1 to 2, the turnover positioning mechanism 10 for a lithium battery in an embodiment of the disclosure includes a moving assembly 100 and a positioning assembly 200, the moving assembly 100 includes a driving member 110, a moving plate 120 and a moving guide post 130, the driving member 110 is disposed on an outer wall of a bottom of the lower die 20, the moving plate 120 and the moving guide post 130 are both disposed in an inner cavity of the lower die 20, a power telescopic end of the driving member 110 is disposed through the lower die 20 and connected with the moving plate 120, one side of the moving plate 120 facing away from the driving member 110 is connected with the moving guide post 130, the positioning assembly 200 is disposed in the inner cavity of the lower die 20, the positioning assembly 200 includes a limiting plate 210, a turnover member 220, an elastic connecting member 230 and a bearing plate 240, the bearing plate 240 is disposed directly above the moving plate 120, two ends of the elastic connecting member 230 are respectively connected with the bearing plate 240 and the moving plate 120, a side wall of the bearing plate 240 is disposed on the lower die 20 and is connected with the moving plate 120, the turnover member 220 is disposed on a side wall of the bearing plate 240 and is opposite to the limiting plate 240, and is connected with the other end of the bearing plate 240 by the limiting plate 240, and the side wall 240 is rotatably connected with the limiting plate 240 by the limiting plate 210.
In this embodiment, before placing a battery on the carrying plate 240, the driving member 110 pushes the moving plate 120 to move upwards, so that the moving guide post 130 moves upwards along with the moving plate, at this time, the moving guide post 130 passes through the carrying plate 240 and abuts against the limiting plate 210, it can be understood that at this time, the elastic connecting member 230 is compressed by the moving plate 120, so that one end of the elastic connecting member 230, which is far away from the moving plate 120, is stressed and stretches, and drives the carrying plate 240 to move upwards, since the side wall of the carrying plate 240 is provided with the turning member 220, one end of the turning member 220 is rotationally connected with the carrying plate 240, and the other end of the turning member 220 is connected with the side wall of the limiting plate 210, therefore, when the moving guide post 130 abuts against the limiting plate 210, the moving guide post 130 pushes the limiting plate 210 upwards, at this time, the turning member 220 drives the limiting plate 210 to rotate in a direction away from the carrying plate 240, so that a space is formed between the limiting plate 210 and the carrying plate 240, and the moving guide post 130 plays a supporting role in supporting the limiting plate 210, so as to place the battery on the carrying plate 240, when the carrying plate 240 is placed on the carrying plate 240, the side wall of the carrying plate 240 is provided with the turning member 220, the turning member 220 is provided with the turning member 220, so that the moving end of the end, which is far from the limiting plate 240, is pulled against the moving along the moving plate 240, and the moving along the direction, and the limiting plate 240, and the moving along the direction, and is kept against the limiting plate 240, and when the moving plate 240, and is pulled, and is contacted by the moving plate 240, which is contacted by the limiting plate 240 and is contacted by the limiting plate side opposite direction, thereby avoiding the influence on the subsequent puncturing precision.
In this embodiment, the driving member 110 is disposed on the outer wall of the bottom of the lower die 20, and when the driving member 110 is used to pull the moving guide post 130 to move downward, the elastic connecting member 230 drives the carrying plate 240 to move downward together, and the limiting plate 210 rotates toward the carrying plate 240 until the limiting plate 210 and the carrying plate 240 are used to clamp the battery together, so that the structure of the turnover positioning mechanism 10 for lithium batteries is compact, and the occupation of the space in the lower die 20 is reduced.
In one embodiment, referring to fig. 1 and 2, the moving guide post 130 is disposed through the carrying plate 240, and the moving guide post 130 is slidably abutted against a side of the limiting plate 210 adjacent to the carrying plate 240. In this way, the movable guide post 130 is slidably abutted against the side of the limiting plate 210 adjacent to the bearing plate 240, so as to avoid the problem of scratching or breaking between the movable guide post 130 and the limiting plate 210.
In one embodiment, referring to fig. 1, the moving guide post 130 includes a post 132 and a pulley 134 that are connected to each other, one end of the post 132 is connected to the moving plate 120, the other end of the post 132 is disposed through the bearing plate 240, one end of the post 132 adjacent to the bearing plate 240 is provided with the pulley 134, and the pulley 134 is slidably abutted to one side of the limiting plate 210 adjacent to the bearing plate 240. In the present embodiment, the moving guide post 130 includes a column 132 and a pulley 134, and the pulley 134 is abutted against the bearing plate 240, so that the problem of scratching or breaking between the moving guide post 130 and the limiting plate 210 is well avoided. Further, the pulley 134 is detachably connected to the post 132. Thus, the pulley 134 is convenient to disassemble and replace in time.
In one embodiment, referring to fig. 3, the moving assembly 100 further includes a guide post sleeve 140, the lower die 20 is formed with a mounting groove 20d, the guide post sleeve 140 is mounted in the mounting groove 20d, the guide post sleeve 140 is formed with a via hole 1401, and one end of the moving guide post 130 facing away from the moving plate 120 sequentially penetrates through the via hole 1401 and the bearing plate 240. In this embodiment, the guide post sleeve 140 is mounted in the mounting groove 20d, the guide post sleeve 140 is formed with a via hole 1401, and one end of the moving guide post 130 facing away from the moving plate 120 sequentially passes through the via hole 1401 and the bearing plate 240, so that a better guiding effect is provided for the movement of the moving guide post 130 through the arrangement of the guide post sleeve 140.
Further, referring to fig. 3, the lower mold 20 includes a mold body 20b and a mold cover 20c, wherein the mold body 20b is formed with a through hole and a mounting groove 20d, the mold cover 20c is positioned at the bottom of the mold body 20b, and the mold cover 20c is connected to the mold body 20b.
In one embodiment, referring to fig. 1, a receiving table 242 is disposed on a side of the carrier plate 240 adjacent to the limiting plate 210, and the limiting plate 210 is rotatably abutted against the receiving table 242. In the present embodiment, a holding table 242 is disposed on the carrying plate 240, and the battery is held by the holding table 242, and the limiting plate 210 is rotatably abutted against the holding table 242, so that the limiting plate 210 and the holding table 242 clamp and position the battery.
In one embodiment, referring to fig. 2, the elastic connection member 230 is a spring, the turning member 220 is a rotating shaft, and the driving member 110 is a driving cylinder.
Referring to fig. 4 and 5, the disclosure further provides a vacuum packaging device 10a, which includes a lower die 20, a frame 30, an upper die 40, a vacuum-pumping mechanism (not shown), a mold clamping driving mechanism 50, and the overturning and positioning mechanism 10 for a lithium battery according to any of the embodiments, wherein the lower die 20, the upper die 40, and the mold clamping driving mechanism 50 are all disposed on the frame 30, the upper die 40 is disposed above the lower die 20 relatively, the mold clamping driving mechanism 50 is used for driving the upper die 40 to move toward or away from the lower die 20, a puncture assembly 41 is disposed in an inner cavity of the upper die 40, the puncture assembly 41 is used for puncturing the battery, the lower die 20 is further formed with a vacuum-pumping hole 20e, the inner cavity of the lower die 20 is further communicated with an inner cavity of the upper die 40, an acting end of the vacuum-pumping mechanism is communicated with the vacuum-pumping hole 20e, the upper die 40 is disposed adjacent to the upper die 40, and the lower die 41 is disposed adjacent to the upper die 40 and the lower end closure head 42 is disposed adjacent to the lower end closure head 21. In this embodiment, the mold clamping driving mechanism 50 is used to drive the upper mold 40 to move towards the lower mold 20, so that the inner cavity of the upper mold 40 is communicated with the inner cavity of the lower mold 20, as the inner cavity of the upper mold 40 is provided with the puncture assembly 41, the battery is punctured by the puncture assembly 41, the lower mold 20 is further provided with the vacuumizing hole 20e, the vacuumizing hole 20e is communicated with the inner cavity of the lower mold 20, the acting end of the vacuumizing mechanism is communicated with the vacuumizing hole 20e, the vacuumizing mechanism performs vacuumizing operation on the inner cavity of the lower mold 20 and the inner cavity of the upper mold 40 through the vacuumizing hole 20e, and then the upper end enclosure 42 and the lower end enclosure 21 perform hot-press packaging operation on the battery together in a vacuum environment, so that the vacuumizing packaging operation on the battery is completed.
In one embodiment, referring to fig. 5, a pressing block 43 is disposed in the upper mold 40, and the pressing block 43 is used for abutting against the battery on the carrying plate 240. In this embodiment, by providing the pressing block 43 on the upper mold 40, when the upper mold 40 and the lower mold 20 are closed, the battery on the carrier plate 240 is pressed by the pressing block 43, so that the subsequent vacuum packaging operation of the battery is facilitated.
In one embodiment, referring to fig. 5, a receiving groove 30b is formed at the bottom of the frame 30, the driving member 110 is disposed in the receiving groove 30b, and the power telescopic end of the driving member 110 sequentially penetrates through the frame 30 and the lower die 20. In this way, the driver 110 is mounted by providing the receiving groove 30 b.
The disclosure also provides a lithium battery secondary sealing line, which comprises a machine table, a conveying device, a fine sealing device, a slitting device, a detecting device and the vacuumizing packaging device in any embodiment.
Compared with the prior art, the present disclosure includes, but is not limited to, the following advantages:
1. When a battery is placed on the bearing plate 240, the driving piece 110 pulls the moving plate 120 to move downwards, so that the moving guide post 130 moves downwards, at this time, the moving guide post 130 is not abutted against the limiting plate 210, namely, the limiting plate 210 loses the support of the moving guide post 130, meanwhile, one end of the elastic connecting piece 230 adjacent to the moving plate 120 is stressed and stretched, so that one end of the elastic connecting piece 230 deviating from the moving plate 120 pulls the bearing plate 240 to move downwards, and the turning piece 220 drives the limiting plate 210 to rotate towards the direction of the bearing plate 240, so that the limiting plate 210 covers the battery abutted against the bearing plate 240, and the limiting plate 210 limits and fixes the battery just falling on the bearing plate 240, so that the problem of shaking when the battery is placed on the bearing plate 240 is avoided, and the influence on the subsequent puncture precision is avoided;
2. the driving member 110 is arranged on the outer wall of the bottom of the lower die 20, and when the driving member 110 is used for pulling the movable guide post 130 to move downwards, the elastic connecting member 230 drives the bearing plate 240 to move downwards together, and at the moment, the limiting plate 210 rotates towards the direction of the bearing plate 240 until the limiting plate 210 and the bearing plate 240 are used for clamping the battery together, so that the structure of the turnover positioning mechanism 10 for the lithium battery is compact, and the occupation of the space in the lower die 20 is reduced.
The foregoing examples represent only a few embodiments of the present disclosure, which are described in more detail and detail, but are not to be construed as limiting the scope of the disclosure. It should be noted that variations and modifications can be made by those skilled in the art without departing from the spirit of the disclosure, which are within the scope of the disclosure. Accordingly, the scope of protection of the present disclosure should be determined by the following claims.
Claims (10)
1. The utility model provides a upset positioning mechanism for lithium cell which characterized in that includes:
The movable assembly comprises a driving piece, a movable plate and a movable guide column, wherein the driving piece is arranged on the outer wall of the bottom of the lower die, the movable plate and the movable guide column are both positioned in the inner cavity of the lower die, the power telescopic end of the driving piece is arranged on the lower die in a penetrating manner and is connected with the movable plate, and one side of the movable plate, which is away from the driving piece, is connected with the movable guide column;
The positioning assembly is located the inner chamber of lower mould, positioning assembly includes limiting plate, upset piece, elastic connection spare and loading board, the loading board is located directly over the movable plate, elastic connection spare both ends connect respectively in the loading board reaches the movable plate, the loading board is used for holding the discharge pond, the lateral wall of loading board is equipped with the upset piece, the one end of upset piece rotate connect in the loading board, the other end of upset piece with the lateral wall of limiting plate is connected, so that the limiting plate lid establish the butt in battery on the loading board, the movable guide pillar activity wear to locate the loading board, and with limiting plate activity butt makes the limiting plate is to deviating from the direction rotation of loading board.
2. The turnover positioning mechanism for lithium battery according to claim 1, wherein the movable guide post is penetrated through the bearing plate, and the movable guide post is in sliding contact with one side of the limiting plate adjacent to the bearing plate.
3. The turnover positioning mechanism for lithium battery according to claim 2, wherein the movable guide post comprises a cylinder and a pulley which are connected with each other, one end of the cylinder is connected with the movable plate, the other end of the cylinder penetrates through the bearing plate, one end, adjacent to the bearing plate, of the cylinder is provided with the pulley, and the pulley is in sliding abutting connection with one side, adjacent to the bearing plate, of the limiting plate.
4. The turnover positioning mechanism for a lithium battery according to claim 1, wherein the moving assembly further comprises a guide post sleeve, the lower die is provided with a mounting groove, the guide post sleeve is mounted in the mounting groove, the guide post sleeve is provided with a through hole, and one end of the moving guide post, which is away from the moving plate, sequentially penetrates through the through hole and the bearing plate.
5. The turnover positioning mechanism for lithium batteries according to claim 1, wherein a holding table is arranged on one side of the bearing plate adjacent to the limiting plate, and the limiting plate is rotatably abutted against the holding table.
6. The turnover positioning mechanism for lithium battery according to claim 1, wherein the elastic connecting member is a spring, the turnover member is a rotating shaft, and the driving member is a driving cylinder.
7. The vacuum packaging device is characterized by comprising a lower die, a frame, an upper die, a vacuum-pumping mechanism, a die clamping driving mechanism and a turnover positioning mechanism for the lithium battery according to any one of claims 1 to 6, wherein the lower die, the upper die and the die clamping driving mechanism are all arranged on the frame, the upper die is oppositely arranged right above the lower die, the die clamping driving mechanism is used for driving the upper die to move towards or away from the direction of the lower die, a puncture assembly is arranged in an inner cavity of the upper die and is used for puncturing the battery, a vacuum-pumping hole is formed in the lower die, the vacuum-pumping hole is communicated with the inner cavity of the lower die, an acting end of the vacuum-pumping mechanism is communicated with the vacuum-pumping hole, the upper die is adjacent to the puncture assembly, the lower die is adjacent to the bearing plate and is provided with a lower seal head, and the lower seal head is correspondingly arranged with the upper seal head.
8. The vacuum packaging device of claim 7, wherein a compression block is disposed in the upper die, the compression block being configured to abut against the battery on the carrier plate.
9. The vacuum packaging device according to claim 7, wherein a containing groove is formed at the bottom of the frame, the driving member is arranged in the containing groove, and the power telescopic end of the driving member sequentially penetrates through the frame and the lower die.
10. A lithium battery secondary sealing line, which is characterized by comprising a machine table, a conveying device, a fine sealing device, a slitting device, a detecting device and the vacuumizing packaging device according to any one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323427590.XU CN222126624U (en) | 2023-12-14 | 2023-12-14 | Lithium battery flip positioning mechanism, vacuum packaging device and lithium battery secondary sealing line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323427590.XU CN222126624U (en) | 2023-12-14 | 2023-12-14 | Lithium battery flip positioning mechanism, vacuum packaging device and lithium battery secondary sealing line |
Publications (1)
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