CN211088429U - Air bag puncturing device for soft package battery - Google Patents
Air bag puncturing device for soft package battery Download PDFInfo
- Publication number
- CN211088429U CN211088429U CN201922092010.3U CN201922092010U CN211088429U CN 211088429 U CN211088429 U CN 211088429U CN 201922092010 U CN201922092010 U CN 201922092010U CN 211088429 U CN211088429 U CN 211088429U
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- air bag
- mounting plate
- mounting
- mounting panel
- bayonet
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a soft package battery air bag puncturing device, which comprises a first mounting plate, a second mounting plate, an air bag pressing plate, a bayonet and a fixing piece, wherein the first mounting plate and the second mounting plate can be close to or far away from each other; the air bag pressing plate and the bayonet are arranged on the inner side of the first mounting plate and/or the second mounting plate; the first mounting plate and the second mounting plate are provided with fixing pieces, and the fixing pieces can be fixed on two sides of the air bag to be punctured to open the air bag. The utility model is used for laminate polymer battery's air pocket punctures, can avoid the hydrops in the air pocket to spray in puncturing the device.
Description
Technical Field
The utility model relates to a lithium battery processing equipment technical field, concretely relates to laminate polymer battery air pocket piercing apparatus.
Background
The lithium battery is a storage battery with high energy density, large output power, no memory effect, low self-discharge and high charging and discharging speed, so the lithium battery is widely applied to the fields of consumer electronics products, military products, aviation products and the like. The soft package battery is one of lithium batteries, has good safety performance, has less electrolyte leakage, can be cracked by air blowing under the condition of potential safety hazard, and cannot explode due to overhigh internal pressure like a hard shell battery; the battery is light, and the weight of the general soft package battery is 40% lighter than that of a steel-shell square battery with the same capacity and 20% lighter than that of an aluminum-shell square battery; therefore, soft package batteries are generally adopted in the current lithium batteries. The laminate polymer battery can produce gas and unnecessary electrolyte when becoming, therefore need set up the air pocket on laminate polymer battery's plastic-aluminum package, deposit gas temporarily when becoming, need puncture the air pocket and discharge gas and unnecessary electrolyte after the formation is accomplished, present puncture equipment directly adopts the bayonet to puncture the air pocket, electrolyte in the air pocket sprays easily to puncture the equipment, thereby need clear up puncture equipment, the clearance work is troublesome, and the continuous of the operation of puncturing is influenced moreover, be unfavorable for the improvement of lithium cell production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem to the not enough in the background art, provide the laminate polymer battery air pocket piercing means that can solve.
In order to solve the technical problem, the technical scheme of the utility model is that: a soft package battery air bag puncturing device comprises a first mounting plate, a second mounting plate, an air bag pressing plate, a bayonet and a fixing piece, wherein the first mounting plate and the second mounting plate can be close to or far away from each other; the air bag pressing plate and the bayonet are arranged on the inner side of the first mounting plate and/or the second mounting plate; the first mounting plate and the second mounting plate are provided with fixing pieces, and the fixing pieces can be fixed on two sides of the air bag to be punctured to open the air bag.
Further, the air bag pressing plate is elastically arranged on the inner side of the first mounting plate and/or the second mounting plate, and the length of the air bag pressing plate in a natural state is longer than that of the bayonet.
The first mounting plate, the second mounting plate, the air bag pressing plate, the bayonet and the fixing piece are all arranged in the vacuum box; the fixing piece is a vacuum chuck.
Further, still include mount pad and actuating mechanism, the mount pad is provided with the slide rail, first mounting panel and/or second mounting panel slide and set up on the slide rail, actuating mechanism drives first mounting panel and/or second mounting panel and slides on the mount pad.
Furthermore, the driving mechanism comprises a lifting driving piece and an oblique guide groove, and the lifting driving piece is arranged on the mounting seat and drives the oblique guide groove to move up and down; all be provided with the guide on first mounting panel and/or the second mounting panel, the guide holds in the slant guide slot, lift driving piece drive slant guide slot elevating movement can drive first mounting panel and/or second mounting panel horizontal slip on the mount pad.
Further, the guide is a cam follower.
Furthermore, the driving mechanism further comprises a sliding frame, the sliding frame is arranged on the mounting seat in a lifting and sliding manner, and the lifting driving piece drives the sliding frame to slide on the mounting seat in a lifting and sliding manner; the oblique guide groove is arranged on the sliding frame.
Further, still include fixed tool, fixed tool sets up the below at first mounting panel and second mounting panel.
The utility model discloses the beneficial effect who realizes mainly has following several: the fixing part is arranged on the air bag puncturing device of the soft package battery, the fixing part can be fixed on two sides of the air bag to be punctured to open the air bag, the space in the air bag is opened and is kept to be a larger space in the puncturing process, so that the situation that a bayonet compresses the space in the air bag when the air bag is punctured quickly is avoided, the situation that accumulated liquid generated in the air bag is sprayed to the puncturing device under pressure in the formation process to pollute the puncturing device is avoided, the accumulated liquid can slowly flow out of a specially-arranged collecting device when flowing out of the air bag, and can not be sprayed to all positions in the puncturing device violently, accumulated liquid cleaning of the puncturing device can be simplified and facilitated, continuous puncturing operation is not influenced, and production efficiency of the soft package battery is improved.
Drawings
Fig. 1 is a schematic structural view (except a vacuum box) of an overall soft-package battery air bag puncturing device according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of a piercing portion of a pouch battery air bag piercing apparatus according to an embodiment of the present invention (i.e., a portion excluding a fixing jig and a vacuum box);
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic front view of a piercing portion of a pouch battery air bag piercing apparatus according to an embodiment of the present invention (i.e., the portion excluding the fixing jig and the vacuum chamber);
fig. 5 is a schematic structural diagram of the pouch battery processed in this embodiment.
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted; the same or similar reference numerals correspond to the same or similar parts; the terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent.
Detailed Description
To facilitate understanding for those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and examples.
Example one
Referring to fig. 1 to 5, the soft package battery air bag puncturing device comprises a first mounting plate 1, a second mounting plate 2, an air bag pressing plate 3, a bayonet 4 and a fixing piece 5, wherein the first mounting plate 1, the second mounting plate 2, the air bag pressing plate 3, the bayonet 4 and the fixing piece 5 form a puncturing part of the soft package battery air bag puncturing device. The first mounting plate 1 and the second mounting plate 2 can be close to or far away from each other, and particularly, the first mounting plate 1 and the second mounting plate 2 can be close to or far away from each other by being driven by a common driving mechanism such as an air cylinder. The first mounting plate 1 and the second mounting plate 2 are mounting structures of an air bag pressing plate 3, a bayonet 4 and a fixing piece 5, and the air bag pressing plate 3, the bayonet 4 and the fixing piece 5 are all mounted on the first mounting plate 1 and/or the second mounting plate 2.
Referring to fig. 1 to 4, the air bag pressing plate 3 fixes the upper portion of the air bag b of the pouch battery a by pressing and fixing the aluminum plastic film of the pouch battery during the air bag puncturing operation, and the bayonet 4 is used for puncturing the air bag b and discharging the gas generated during the formation. The air bag pressing plate 3 and the bayonet 4 are arranged on the inner sides of the first mounting plate 1 and/or the second mounting plate 2, namely the air bag pressing plate 3 and the bayonet 4 can be arranged on the inner sides of the first mounting plate 1 and the second mounting plate 2, or the air bag pressing plate 3 and the bayonet 4 are only arranged on the inner sides of the first mounting plate 1 or the second mounting plate 2, the air bag pressing plate 3 and the bayonet 4 can be arranged in the two modes, and generally, a group of air bag pressing plate 3 and the bayonet 4 can be arranged.
Referring to fig. 1 to 4, the first mounting plate 1 and the second mounting plate 2 are both provided with a fixing member 5, the fixing members 5 are respectively disposed on the inner sides of the first mounting plate 1 and the second mounting plate 2, and each fixing member 5 can fix one side of the lower portion of the air bag b. The fixing part 5 can be fixed on two sides of the air bag b to be punctured to open the air bag b and open the space in the air bag and keep a larger space in the puncturing process, so that the space in the air bag b is prevented from being compressed when the air bag b is punctured by the bayonet 4, accumulated liquid generated in the air bag b is prevented from being sprayed into the puncturing device under pressure to pollute the puncturing device when the accumulated liquid is formed, the accumulated liquid can slowly flow into a specially-arranged collecting device when flowing out from the air bag, and can not be sprayed into the puncturing device violently, accumulated liquid cleaning of the puncturing device can be simplified and facilitated, continuous puncturing operation is not influenced, and the production efficiency of the soft package battery is improved.
Referring to fig. 2 and 3, as a further preferred embodiment, the air bag pressing plate 3 is elastically disposed at the inner side of the first mounting plate 1 and/or the second mounting plate 2, and the length of the air bag pressing plate 3 in a natural state is longer than that of the lancet 4, so that the air bag can be punctured. In the embodiment, only one set of air bag pressing plate 3 and a bayonet 4 is arranged, the air bag pressing plate 3 is elastically arranged on the inner side of the first mounting plate 1 through a spring 31, and the bayonet 4 is fixedly arranged on the inner side of the first mounting plate 1. Therefore, during puncturing operation, the air bag pressing plate 3 and the bayonet 4 can be driven to move through a driving mechanism, the air bag pressing plate 3 and the bayonet 4 move towards the second mounting plate 2 together, after the air bag pressing plate 3 presses the upper part of an air bag b of the soft package battery a against the second mounting plate 2, the bayonet 4 is continuously driven to move towards the second mounting plate 2 to puncture the air bag b, the air bag pressing plate 3 is already pressed against the second mounting plate 2 and does not move any more, and at the moment, the spring 31 is compressed; when the puncturing is finished and the soft package battery is loosened, the bayonet 4 is firstly far away from the second mounting plate 2 until the air bag pressing plate 3 moves to the initial position along with the bayonet 4 after the spring 31 restores to the natural state. This achieves that the air pocket pressing plate 3 can be driven with the bayonet 4 by only one drive mechanism.
Referring to fig. 3, the air bag pressing plate 3 is preferably inserted into the first mounting plate 1 through a guide bar, and a spring 31 is disposed around the guide bar, thereby ensuring the stability of the air bag pressing plate 3 in extension and retraction on the first mounting plate 1. And preferably, the air bag pressing plate 3 is provided with a perforation 32, and the bayonet 4 penetrates out of the perforation 32 on the air bag pressing plate 3, so that the position of fixing the air bag by the air bag pressing plate 3 is consistent with the position of puncturing the air bag, and the fixing is easier.
The vacuum box is characterized by further comprising a vacuum box (not shown in the figure, the vacuum box is of a sealed box body structure and is connected with a vacuum pump, the space in the vacuum box can be vacuumized, a puncturing part consisting of the first mounting plate 1, the second mounting plate 2, the air bag pressing plate 3, the bayonet 4 and the fixing part 5 is arranged in the vacuum box, and an encapsulation structure for puncturing the subsequent process steps is also arranged in the vacuum box. The fixing piece 5 adopts a vacuum chuck which is of a soft cavity structure, and air in the vacuum chuck can be exhausted during extrusion, so that the vacuum chuck is pressed and fixed on the air bag b by external air pressure. When the vacuum box works, the interior of the vacuum box is firstly kept in a normal pressure state, and the air bag pressing plate 3, the bayonet 4 and the fixing piece 5 act to perform puncturing operation under a common state; after the puncture is finished, the vacuum box starts to vacuumize, and the vacuum chuck loses the adsorption and fixation effect on the air bag b along with the consistency of the internal pressure and the external pressure of the vacuum chuck during the vacuumization, so that the fixing piece 5 is automatically separated from the air bag b during the vacuum process without a special separation structure, the structure of the equipment can be simplified, the cost of the equipment is reduced, and the running stability of the equipment is enhanced; and then, the accumulated liquid in the punctured air bag flows out, and then air passage packaging between the air bag and the main body structure of the soft package battery is carried out in a vacuum box.
Referring to fig. 1 to 4, the first mounting plate 1 and/or the second mounting plate 2 of the present embodiment are driven to move by the following structure, so as to drive the air bag pressing plate 3, the bayonet 4 and the fixing member 5 to move. Set up mount pad 6 and actuating mechanism 7, mount pad 6 is provided with slide rail 61, first mounting panel 1 and/or second mounting panel 2 slide and set up on slide rail 61, can fix on mount pad 6 in first mounting panel 1 and the second mounting panel 2 one, and another slides and sets up on slide rail 61, also can slide both and set up on slide rail 61, slide first mounting panel 1 and second mounting panel 2 all to set up on slide rail 61 in this embodiment to drive first mounting panel 1 and second mounting panel 2 through actuating mechanism 7 and slide on mount pad 6.
Referring to fig. 1, 2 and 4, the driving mechanism 7 preferably has the following structure: the lifting driving piece 71 is arranged on the mounting seat 6 and drives the inclined guide groove 72 to move up and down; first mounting panel 1 and/or second mounting panel 2 both ends all are provided with guide 8, guide 8 holds in slant guide slot 72, lift driving piece 71 drive slant guide slot 72 elevating movement can drive first mounting panel 1 and/or second mounting panel 2 horizontal slip on mount pad 6. The guide member 8 can be a common slide block, and preferably a cam follower is adopted, so that the action between the inclined guide groove 72 and the guide member 8 is smoother; the lifting driving member 71 may employ a telescopic cylinder. The driving mechanism 7 is preferably a carriage 73, the carriage 73 is arranged on the mounting seat 6 in a lifting and sliding manner through a linear bearing, the oblique guide groove 72 is arranged on the carriage 73, and the lifting driving member 71 drives the carriage 73 to lift and slide on the mounting seat 6, so that the oblique guide groove 72 is driven to lift and descend.
Referring to fig. 1, the air bag puncturing device further comprises a fixing jig 9, wherein the fixing jig 9 is arranged below the first mounting plate 1 and the second mounting plate 2, so that the soft package battery a can be fixed below the puncturing part through the fixing jig 9 to perform air bag puncturing. The fixing jig 9 can adopt a clamp to clamp the soft package battery a in the vertical direction, and the air bag is arranged above the fixing jig, so that the puncturing operation is convenient; in addition, the fixing jig 9 is preferably arranged in a sliding manner, and the soft package battery a is driven to slide to the lower part of the puncture part for puncture firstly and then slide to the packaging station for packaging the air passage between the air bag and the soft package battery.
When the air bag puncturing device for the soft package battery works, the fixed jig 9 is used for fixing the soft package battery a, then the fixed soft package battery a is transferred to the lower portion of a puncturing part consisting of the first mounting plate 1, the second mounting plate 2, the air bag pressing plate 3, the bayonet 4 and the fixing piece 5 for air bag puncturing, and finally the subsequent steps of packaging and air bag cutting are carried out. The pouch cell air bag piercing device in the drawing of the embodiment is of a double-station structure, and can simultaneously pierce air bags of two pouch cells at one time.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. The utility model provides a laminate polymer battery air bag piercing means which characterized in that: the air bag pressing device comprises a first mounting plate (1), a second mounting plate (2), an air bag pressing plate (3), a bayonet (4) and a fixing piece (5), wherein the first mounting plate (1) and the second mounting plate (2) can be close to or far away from each other; the air bag pressing plate (3) and the bayonet (4) are arranged on the inner side of the first mounting plate (1) and/or the second mounting plate (2); the first mounting plate (1) and the second mounting plate (2) are both provided with fixing pieces (5), and the two fixing pieces (5) can be fixed on two sides of the air bag to be punctured to open the air bag.
2. The pouch cell air bag puncturing device of claim 1, wherein: the air bag pressing plate (3) is elastically arranged on the inner side of the first mounting plate (1) and/or the second mounting plate (2), and the length of the air bag pressing plate (3) in a natural state is longer than that of the bayonet (4).
3. The pouch cell air bag puncturing device of claim 1 or 2, wherein: the air bag type vacuum box is characterized by further comprising a vacuum box, wherein the first mounting plate (1), the second mounting plate (2), the air bag pressing plate (3), the bayonet (4) and the fixing piece (5) are all arranged in the vacuum box; the fixing piece (5) is a vacuum chuck.
4. The pouch cell air bag puncturing device of claim 3, wherein: still include mount pad (6) and actuating mechanism (7), mount pad (6) are provided with slide rail (61), first mounting panel (1) and/or second mounting panel (2) slide and set up on slide rail (61), actuating mechanism (7) drive first mounting panel (1) and/or second mounting panel (2) slide on mount pad (6).
5. The pouch cell air bag puncturing device of claim 4, wherein: the driving mechanism (7) comprises a lifting driving piece (71) and an inclined guide groove (72), and the lifting driving piece (71) is arranged on the mounting seat (6) and drives the inclined guide groove (72) to move up and down; all be provided with guide (8) on first mounting panel (1) and/or second mounting panel (2), guide (8) hold in slant guide slot (72), lift driving piece (71) drive slant guide slot (72) elevating movement can drive first mounting panel (1) and/or second mounting panel (2) horizontal slip on mount pad (6).
6. The pouch cell air bag puncturing device of claim 5, wherein: the guide member (8) is a cam follower.
7. The pouch cell air bag puncturing device of claim 5, wherein: the driving mechanism (7) further comprises a sliding frame (73), the sliding frame (73) is arranged on the mounting seat (6) in a lifting and sliding manner, and the lifting driving piece (71) drives the sliding frame (73) to slide in the mounting seat (6) in a lifting and sliding manner; the oblique guide groove (72) is arranged on the carriage (73).
8. The pouch cell air bag puncturing device of claim 3, wherein: still including fixed tool (9), fixed tool (9) set up the below at first mounting panel (1) and second mounting panel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922092010.3U CN211088429U (en) | 2019-11-28 | 2019-11-28 | Air bag puncturing device for soft package battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922092010.3U CN211088429U (en) | 2019-11-28 | 2019-11-28 | Air bag puncturing device for soft package battery |
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| Publication Number | Publication Date |
|---|---|
| CN211088429U true CN211088429U (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922092010.3U Active CN211088429U (en) | 2019-11-28 | 2019-11-28 | Air bag puncturing device for soft package battery |
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| CN (1) | CN211088429U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113555607A (en) * | 2021-02-26 | 2021-10-26 | 苏州中弘智能装备有限公司 | Vacuum cavity piercing device |
| CN114597524A (en) * | 2022-03-21 | 2022-06-07 | 芜湖天弋能源科技有限公司 | Lithium battery formation equipment |
| CN116598566A (en) * | 2023-05-30 | 2023-08-15 | 中山天贸电池有限公司 | Discharging air bag shaping device of formation equipment |
-
2019
- 2019-11-28 CN CN201922092010.3U patent/CN211088429U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113555607A (en) * | 2021-02-26 | 2021-10-26 | 苏州中弘智能装备有限公司 | Vacuum cavity piercing device |
| CN114597524A (en) * | 2022-03-21 | 2022-06-07 | 芜湖天弋能源科技有限公司 | Lithium battery formation equipment |
| CN116598566A (en) * | 2023-05-30 | 2023-08-15 | 中山天贸电池有限公司 | Discharging air bag shaping device of formation equipment |
| CN116598566B (en) * | 2023-05-30 | 2024-02-20 | 中山天贸电池有限公司 | Discharging air bag shaping device of formation equipment |
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