CN214203768U - Automatic embossing and flanging machine for edge sealing of lithium ion battery - Google Patents
Automatic embossing and flanging machine for edge sealing of lithium ion battery Download PDFInfo
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- CN214203768U CN214203768U CN202120336145.4U CN202120336145U CN214203768U CN 214203768 U CN214203768 U CN 214203768U CN 202120336145 U CN202120336145 U CN 202120336145U CN 214203768 U CN214203768 U CN 214203768U
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- embossing
- driving device
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- automatic
- edge folding
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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 an automatic embossing and flanging machine for lithium ion battery edge sealing, which relates to the field of lithium battery production and manufacture and comprises a frame, an automatic embossing device and an automatic flanging device; the automatic embossing device comprises an embossing riveting driving device arranged on the rack, an embossing upper die in transmission connection with the embossing riveting driving device, an embossing lower die positioned below the embossing upper die, a first ejector rod penetrating the middle of the embossing lower die and an embossing upper ejection driving device; the automatic edge folding device comprises an edge folding riveting driving device arranged on the frame, an edge folding die in transmission connection with the edge folding riveting driving device, a positioning die arranged below the edge folding die, a second ejector rod penetrating through the middle of the positioning die, an edge folding upper-jacking driving device, an edge folding lower-jacking driving device and a third ejector rod penetrating through the middle of the edge folding die and in transmission connection with the edge folding lower-jacking driving device; the utility model provides a lithium cell electricity core banding impressed watermark inefficiency and banding and utmost point ear technical problem that the inefficiency of bending.
Description
Technical Field
The utility model relates to a lithium cell manufacturing field especially relates to an automatic impressed watermark flanging machine of lithium ion battery banding.
Background
A lithium ion battery is a secondary battery (rechargeable battery) that mainly operates by movement of lithium ions between a positive electrode and a negative electrode. During charging and discharging, Li + is inserted and extracted back and forth between two electrodes: during charging, Li + is extracted from the positive electrode and is inserted into the negative electrode through the electrolyte, and the negative electrode is in a lithium-rich state; the opposite is true during discharge. The existing lithium ion battery consists of an anode, a cathode, a diaphragm and electrolyte, wherein the anode and the cathode are soaked in the electrolyte, and lithium ions move between the anode and the cathode by taking the electrolyte as a medium, so that the charging and discharging of the battery are realized. In order to avoid the short circuit of the anode and the cathode through the electrolyte, the anode and the cathode need to be separated by a diaphragm.
In the production process of the soft-package cylindrical or disc-shaped lithium battery, the edge sealing needs to be embossed after the battery core is packaged, and the edge sealing and the pole lugs need to be bent.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned defect among the prior art, provide an automatic impressed watermark flanging machine of lithium ion battery banding, it solves the technical problem that lithium cell electricity core banding impressed watermark is inefficiency and banding and utmost point ear bend inefficiency.
In order to achieve the purpose, the utility model provides an automatic embossing and folding machine for sealing edges of lithium ion batteries, which comprises a frame, an automatic embossing device and an automatic folding device, wherein the automatic embossing device and the automatic folding device are arranged on the frame; the automatic embossing device comprises an embossing riveting driving device arranged on the rack, an embossing upper die in transmission connection with the embossing riveting driving device, an embossing lower die which is fixedly connected on the rack and is positioned below the embossing upper die, a first ejector rod penetrating through the middle part of the embossing lower die, and an embossing upper ejection driving device driving the first ejector rod to do up-and-down telescopic motion; the automatic edge folding device comprises an edge folding riveting driving device arranged on the frame, an edge folding die in transmission connection with the edge folding riveting driving device, a positioning die arranged below the edge folding die, a second ejector rod penetrating through the middle of the positioning die, an edge folding upper-jacking driving device driving the second ejector rod to do vertical telescopic motion, an edge folding lower-jacking driving device arranged on one side of the edge folding riveting driving device, and a third ejector rod penetrating through the middle of the edge folding die and in transmission connection with the edge folding lower-jacking driving device.
Preferably, the embossing riveting driving device, the embossing top-pushing driving device, the flanging riveting driving device, the flanging top-pushing driving device or the flanging bottom-pushing driving device is an air cylinder.
Preferably, the periphery of the embossing lower die is provided with an arc-shaped hole.
Preferably, the embossing die further comprises a first temperature control module and a second temperature control module, wherein the first temperature control module is arranged on the machine frame and used for controlling the temperature of the embossing upper die, and the second temperature control module is used for controlling the temperature of the embossing lower die.
Preferably, the safety light barrier further comprises a safety light barrier fixedly connected with the front of the frame.
Preferably, both sides of frame all outwards extend and are fixed with the sheet metal component of bending, safety grating installs fixed connection on the sheet metal component of bending.
Preferably, the rack is provided with a start key, a stop key and an emergency stop key.
Preferably, the bottom of the frame is provided with casters.
Compared with the prior art, the beneficial effects of the utility model reside in that:
during operation, a manual or robot puts a battery cell into the embossing lower die, then the embossing riveting driving device drives the embossing upper die to descend, after the embossing upper die and the embossing lower die are pressed together, the edge sealing of the battery cell forms lines, then the embossing riveting driving device drives the embossing upper die to ascend and reset, meanwhile, the embossing upper top driving device drives the first ejector rod to ascend, the first ejector rod ejects the battery cell placed in the embossing lower die, then the battery cell after embossing is placed on the positioning die through the manual or robot, the positioning die can ensure the position and posture precision of the battery cell relative to the edge folding die, at the moment, the edge folding riveting driving device drives the edge folding die to descend, after the edge folding die descends in place, the edge folding upper top driving device drives the second ejector rod to ascend, the second ejector rod ejects the battery cell positioned on the positioning die into the edge folding die, so that the edge sealing and the pole lug of the battery cell can finish edge folding forming at the same time, last hem pushes up drive arrangement drive third ejector pin down and descends, and the third ejector pin will be located the electric core of hem mould ejecting, and the hem pushes up drive arrangement drive second ejector pin simultaneously and descends to reset to accomplish the automatic function of bending of automatic impressed watermark, banding and utmost point ear of lithium cell electric core, this technical scheme has the automatic degree of automation height, the high advantage of work efficiency, has provided the qualification rate and the production efficiency of product production greatly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a cell in the prior art before edge sealing and embossing;
fig. 2 is a schematic structural diagram of a cell after edge sealing and embossing in the prior art;
fig. 3 is a schematic structural diagram of a cell in the prior art after edge sealing and tab bending;
fig. 4 is a schematic plan view of an automatic edge-sealing, embossing and folding machine for lithium ion batteries according to the present invention;
fig. 5 is a schematic structural view of an automatic edge-sealing embossing and folding machine for lithium ion batteries provided by the present invention;
fig. 6 is a partially enlarged view of a portion a in fig. 5.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 4-6, the utility model provides an automatic embossing and flanging machine for lithium ion battery edge sealing, which comprises a frame 1, an automatic embossing device 2 and an automatic flanging device 3 which are arranged on the frame 1.
The automatic embossing device 2 comprises an embossing riveting driving device 21 arranged on the frame 1, an embossing upper die 22 in transmission connection with the embossing riveting driving device 21, an embossing lower die 23 which is fixedly connected on the frame 1 and is positioned below the embossing upper die 22, a first ejector rod 24 penetrating through the middle of the embossing lower die 23, and an embossing upper ejection driving device 25 driving the first ejector rod 24 to do up-and-down telescopic motion.
The automatic edge folding device 3 comprises an edge folding riveting driving device 31 arranged on the frame 1, an edge folding die 32 in transmission connection with the edge folding riveting driving device 31, a positioning die 33 arranged below the edge folding die 32, a second ejector rod 34 penetrating through the middle of the positioning die 33, an edge folding upper-jacking driving device 35 driving the second ejector rod 34 to do vertical telescopic motion, an edge folding lower-jacking driving device 36 arranged on one side of the edge folding riveting driving device 31, and a third ejector rod 37 penetrating through the middle of the edge folding die 32 and in transmission connection with the edge folding lower-jacking driving device 36.
Referring to fig. 1-6, during operation, a manual or robot puts the battery cell 9 into the lower embossing die 23, then the embossing riveting driving device 21 drives the upper embossing die 22 to descend, after the upper embossing die 22 and the lower embossing die 23 are pressed together, the edge sealing of the battery cell 9 forms lines, then the embossing riveting driving device 21 drives the upper embossing die 22 to ascend and return, at the same time, the embossing jacking driving device 25 drives the first ejector rod 24 to ascend, the first ejector rod 24 ejects the battery cell 9 placed in the lower embossing die 23, then the battery cell 9 after being embossed is placed on the positioning die 33 by the manual or robot, the positioning die 33 can ensure the position and posture accuracy of the battery cell 9 relative to the hemming die 32, at this time, the hemming riveting driving device 31 drives the hemming die 32 to descend, after the hemming die 32 descends in place, the hemming jacking driving device 35 drives the second ejector rod 34 to ascend, second ejector pin 34 will be located the inside that the battery cell 9 on the positioning die 33 pushed into hemming die 32, so that the hem is taken shape with utmost point ear to the banding that makes battery cell 9, last hem pushes up drive arrangement 36 drive third ejector pin 37 and descends down, third ejector pin 37 will be located the battery cell 9 in hemming die 32 ejecting, hem top drive arrangement 35 drive second ejector pin 34 descends to reset simultaneously, thereby the automatic impressed watermark of banding of lithium cell battery cell 9 has been accomplished, the automatic function of bending of banding and utmost point ear, this technical scheme has the degree of automation height, the advantage that work efficiency is high, the qualification rate and the production efficiency of product production have been provided greatly.
Specifically, the embossing rivet pressing drive 21, the embossing jack-up drive 25, the hemming rivet pressing drive 31, the hemming jack-up drive 35, or the hemming jack-down drive 36 are preferably cylinders having a low cost. Wherein, the periphery of the lower embossing die 23 is provided with an arc hole 231, and the relative position of the lower embossing die 23 on the frame 1 can be adjusted by arranging the arc hole 231, thereby adjusting the embossing position of the edge sealing of the battery cell 9, ensuring that the grain position of the edge sealing of the battery cell 9 is more accurate,
more specifically, in this embodiment, the present technical solution further includes a first temperature control module 4 arranged on the frame 1 for controlling the temperature of the upper embossing die 22 and a second temperature control module 5 for controlling the temperature of the lower embossing die 23. Specifically, mould 22 heats on the impressed watermark through first temperature control module 4, heats impressed watermark lower mould 23 through second temperature control module 5, and the electricity core 9 banding will be heated and softened during the impressed watermark operation, the shaping and the subsequent hem operation of the impressed watermark of being convenient for, and then has ensured the quality of impressed watermark and the quality of hem.
In addition, this embodiment still includes and installs the safety grating 6 of fixed connection in the frame 1 the place ahead, has guaranteed the security of operation personnel through setting up this safety grating 6. And the both sides of frame 1 all outwards extend and are fixed with the sheet metal component 11 of bending, and this safety grating 6 is installed and is fixed connection on the sheet metal component 11 of bending. The bent sheet metal part 11 serves as a mounting seat for the safety barrier 6, and can prevent a person on the side from entering the machine, thereby further ensuring the safety of a workshop. For the convenience of control and operation, the frame 1 is provided with a start key 7, a stop key 8 and an emergency stop key 9. To facilitate the movement of the machine, the bottom of the frame 1 is provided with castors 10.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (8)
1. An automatic embossing and flanging machine for sealing edges of lithium ion batteries comprises a rack (1) and is characterized by also comprising an automatic embossing device (2) and an automatic flanging device (3) which are arranged on the rack (1);
the automatic embossing device (2) comprises an embossing riveting driving device (21) arranged on the rack (1), an embossing upper die (22) in transmission connection with the embossing riveting driving device (21), an embossing lower die (23) which is fixedly connected on the rack (1) and is positioned below the embossing upper die (22), a first ejector rod (24) penetrating through the middle part of the embossing lower die (23), and an embossing upper ejection driving device (25) driving the first ejector rod (24) to do up-and-down telescopic motion;
the automatic edge folding device (3) comprises an edge folding riveting driving device (31) arranged on the frame (1), an edge folding die (32) in transmission connection with the edge folding riveting driving device (31), a positioning die (33) arranged below the edge folding die (32), a second ejector rod (34) penetrating through the middle of the positioning die (33), an edge folding upper-jacking driving device (35) driving the second ejector rod (34) to do vertical telescopic motion, an edge folding lower-jacking driving device (36) arranged on one side of the edge folding riveting driving device (31), and a third ejector rod (37) penetrating through the middle of the edge folding die (32) and in transmission connection with the edge folding lower-jacking driving device (36).
2. The automatic edge sealing and embossing and flanging machine for the lithium ion battery according to claim 1, wherein the embossing riveting driving device (21), the embossing top-up driving device (25), the flanging riveting driving device (31), the flanging top-up driving device (35) or the flanging bottom-up driving device (36) is an air cylinder.
3. The automatic edge sealing and embossing and flanging machine for the lithium ion battery according to claim 1, wherein an arc-shaped hole (231) is formed in the periphery of the lower embossing die (23).
4. The automatic lithium ion battery edge sealing and embossing flanging machine is characterized by further comprising a first temperature control module (4) and a second temperature control module (5), wherein the first temperature control module is arranged on the machine frame (1) and used for controlling the temperature of an upper embossing die (22) and the second temperature control module is used for controlling the temperature of a lower embossing die (23).
5. The automatic edge sealing and embossing and folding machine for the lithium ion battery is characterized by further comprising a safety grating (6) fixedly connected with the front of the machine frame (1).
6. The automatic edge sealing and embossing and folding machine for the lithium ion battery is characterized in that two sides of the machine frame (1) extend outwards and are fixedly provided with bent sheet metal parts (11), and the safety grating (6) is arranged on the bent sheet metal parts (11) and is fixedly connected with the same.
7. The automatic edge sealing and embossing and folding machine for the lithium ion battery is characterized in that a starting key (7), a stopping key (8) and an emergency stopping key (9) are arranged on the machine frame (1).
8. The automatic edge sealing, embossing and flanging machine for the lithium ion battery is characterized in that casters (10) are arranged at the bottom of the machine frame (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120336145.4U CN214203768U (en) | 2021-02-05 | 2021-02-05 | Automatic embossing and flanging machine for edge sealing of lithium ion battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120336145.4U CN214203768U (en) | 2021-02-05 | 2021-02-05 | Automatic embossing and flanging machine for edge sealing of lithium ion battery |
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CN214203768U true CN214203768U (en) | 2021-09-14 |
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CN202120336145.4U Active CN214203768U (en) | 2021-02-05 | 2021-02-05 | Automatic embossing and flanging machine for edge sealing of lithium ion battery |
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2021
- 2021-02-05 CN CN202120336145.4U patent/CN214203768U/en active Active
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