CN116454410A - Battery cell winding production line - Google Patents
Battery cell winding production line Download PDFInfo
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- CN116454410A CN116454410A CN202310403062.6A CN202310403062A CN116454410A CN 116454410 A CN116454410 A CN 116454410A CN 202310403062 A CN202310403062 A CN 202310403062A CN 116454410 A CN116454410 A CN 116454410A
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- 238000004804 winding Methods 0.000 title claims abstract description 77
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 37
- 239000000428 dust Substances 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 30
- 238000005520 cutting process Methods 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
- B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
- H01M10/0409—Machines for assembling batteries for cells with wound electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
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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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Primary Cells (AREA)
Abstract
The invention discloses a battery cell winding production line which comprises pole piece coil material feeding equipment, positive pole piece coil equipment, negative pole piece coil equipment, upper diaphragm coil equipment, lower diaphragm coil equipment, lug cutting equipment, positive pole piece feeding equipment, negative pole piece feeding equipment, winding equipment, battery cell blanking equipment, rubberizing paper equipment and pole piece dust removing equipment battery cell blanking conveying lines, wherein the positive pole piece coil equipment, the negative pole piece coil equipment, the upper diaphragm coil equipment, the lower diaphragm coil equipment, the positive pole piece feeding equipment, the negative pole piece feeding equipment, the rubberizing paper equipment and the battery cell blanking equipment are all arranged outside the winding equipment, the pole piece coil material feeding equipment is arranged outside the positive pole piece coil equipment and the negative pole piece coil equipment, the lug cutting equipment and the pole piece dust removing equipment are sequentially arranged between the positive pole piece coil equipment and the winding equipment and between the negative pole piece coil equipment and the battery cell blanking conveying lines, and the battery cell blanking conveying lines are arranged outside the battery cell blanking equipment. The invention is used for winding the battery cell.
Description
Technical Field
The invention relates to the technical field of lithium battery production, in particular to a battery core winding production line.
Background
With the enhancement of environmental awareness and the progress of production technology, the use of electric vehicles is becoming more and more widespread. The power battery is a main component of the electric automobile, and in the production process of the power battery, the positive and negative plates and the diaphragm are required to be wound into an electric core by using winding equipment. The winding of the battery cell comprises the steps of unreeling the positive plate, unreeling the negative plate, unreeling the diaphragm, winding the positive plate, the negative plate and the diaphragm together, blanking and the like, wherein the blanking step is a step of blanking the coiled battery cell from winding equipment, the current battery cell blanking generally adopts an adsorption structure such as a vacuum chuck and the like to adsorb the blanking, but the battery cell is of a cylindrical structure, and the adsorption structure such as the vacuum chuck and the like is difficult to stably adsorb the battery cell on the surface of the battery cell of the cylindrical structure, so that the adsorption structure such as the vacuum chuck and the like is adopted to adsorb the blanking battery cell, the risk that the battery cell falls exists, the production stability of the battery cell winding equipment is influenced when the battery cell falls, and the falling battery cell is possibly damaged, and the winding production of the battery cell is influenced. For example, in the patent document CN201811140903.4, a negative pressure adsorption head is used to adsorb the battery cells, which affects the production stability of the battery cell winding device and may cause the falling battery cells to fall and damage, thereby affecting the technical problem of the battery cell winding production.
Disclosure of Invention
The invention provides a battery cell winding production line which aims at solving the technical problems that in the prior art, after battery cell winding is completed, the vacuum chuck is adopted to absorb battery cell blanking, the production stability of battery cell winding equipment is affected, the dropped battery cell is possibly damaged, and the battery cell winding production is affected.
In order to solve the technical problems, the technical scheme of the invention is as follows: the battery cell winding production line comprises pole piece winding material feeding equipment, positive pole piece unwinding equipment, negative pole piece unwinding equipment, upper diaphragm unwinding equipment, lower diaphragm unwinding equipment, tab cutting equipment, positive pole piece feeding equipment, negative pole piece feeding equipment, winding equipment, battery cell blanking equipment, rubberizing paper equipment, pole piece dust removing equipment and battery cell blanking conveying line, wherein the positive pole piece unwinding equipment, the negative pole piece unwinding equipment, the upper diaphragm unwinding equipment, the lower diaphragm unwinding equipment, the positive pole piece feeding equipment, the negative pole piece feeding equipment, rubberizing paper equipment and the battery cell blanking equipment are all arranged outside the winding equipment, the pole piece winding material feeding equipment is arranged outside the positive pole piece unwinding equipment and the negative pole piece unwinding equipment, the tab cutting equipment and the pole piece dust removing equipment are sequentially arranged between the positive pole piece unwinding equipment and the winding equipment and between the negative pole piece unwinding equipment and the winding equipment, and the battery cell blanking conveying line is arranged outside the battery cell blanking equipment; the battery cell blanking equipment comprises clamping jaws, and the battery cell blanking equipment clamps blanking through the clamping jaws.
Further, the battery cell blanking equipment comprises a mounting plate, a battery cell blanking driving device and a battery cell fixing device, wherein the battery cell blanking driving device is arranged on the mounting plate, and the battery cell fixing device is arranged at the movable end of the battery cell blanking driving device; the battery cell blanking driving device comprises a rotation driving mechanism and a linear sliding driving mechanism, wherein the rotation driving mechanism is arranged on the mounting plate, the linear sliding driving mechanism is arranged at the movable end of the rotation driving mechanism, the battery cell fixing device is arranged at the movable end of the linear sliding driving mechanism, and the clamping jaws are arranged on the battery cell fixing device.
Further, the electric core fixing device further comprises a clamping jaw air cylinder, the clamping jaw air cylinder is arranged at the movable end of the linear sliding driving mechanism, and the clamping jaw is arranged at the movable end of the clamping jaw air cylinder.
Further, the linear sliding driving mechanism comprises a sliding seat, a sliding rail mechanism and a sliding driving piece, the sliding seat is arranged at the movable end of the rotating driving mechanism, the clamping jaw air cylinder is arranged on the sliding seat through the sliding rail mechanism, and the sliding driving piece drives the clamping jaw air cylinder to linearly slide on the sliding seat.
Further, the battery cell blanking driving device further comprises a height adjusting plate, the height adjusting plate is arranged on the sliding seat through a sliding rail mechanism, the clamping jaw air cylinder is arranged on the height adjusting plate, and the clamping jaw air cylinder is arranged on the height adjusting plate in a height-adjustable mode.
Further, the rotation driving mechanism comprises a rotation driving piece, a driving gear and a driven gear, the rotation driving piece is arranged on the mounting plate, the driving gear is arranged at the movable end of the rotation driving piece, the driven gear is arranged on the rotation driving piece through a fixing plate, the driven gear is in transmission connection with the sliding seat, and the driving gear is meshed with the driven gear.
Further, the device also comprises two diaphragm dust removing devices, wherein the two diaphragm dust removing devices are respectively arranged between the upper diaphragm unreeling device and the reeling device and between the lower diaphragm unreeling device and the reeling device.
Further, the diaphragm dust collecting equipment comprises a mounting shell, a first air knife, a first dust collecting mechanism, a second air knife, a second dust collecting mechanism, a first roller and a second roller, wherein the first air knife, the first dust collecting mechanism, the first roller, the second air knife, the second dust collecting mechanism and the second roller are respectively arranged on two sides of a pole piece passing path in the mounting shell.
Further, the positive plate unreeling device is arranged above the negative plate unreeling device, and the pole piece coil stock feeding device is arranged outside the positive plate unreeling device and the negative plate unreeling device.
Further, the positive plate unreeling device and the negative plate unreeling device are arranged on two opposite sides of the reeling device, and pole piece coil material feeding devices are respectively arranged on the outer sides of the positive plate unreeling device and the negative plate unreeling device.
The beneficial effects achieved by the invention mainly comprise the following points: the battery cell winding production line comprises a pole piece winding material feeding device, a positive pole piece unwinding device, a negative pole piece unwinding device, an upper diaphragm unwinding device, a lower diaphragm unwinding device, a pole lug cutting device, a positive pole piece feeding device, a negative pole piece feeding device, a winding device, a battery cell blanking device and a battery cell blanking conveying line, wherein the pole piece winding material feeding device is used for feeding the positive pole piece winding material and the negative pole piece winding material, the positive pole piece unwinding device and the negative pole piece unwinding device are used for unwinding the positive pole piece winding material and the negative pole piece winding material, the upper diaphragm unwinding device and the lower diaphragm unwinding device are used for unwinding the diaphragms, the winding device is used for winding the unwound positive pole piece, the negative pole piece and the diaphragms into the battery cells, and the battery cell blanking device and the battery cell blanking conveying line are used for realizing blanking of the battery cells, so that automatic production of the battery cells is realized, and production efficiency is high. The battery cell blanking equipment comprises clamping jaws, so that the battery cell is clamped by the clamping jaws when the battery cell blanking equipment blanking the battery cell, the battery cell is stable and is not easy to fall down and damage when the battery cell is blanked, and the stability of battery cell winding production is guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of a battery cell winding production line according to a first embodiment of the present invention;
fig. 2 is a schematic perspective view of the whole electrical core blanking apparatus according to the first embodiment of the present invention;
fig. 3 is a schematic perspective view of a first embodiment of the present invention, in which a mounting plate is removed from a battery cell blanking device;
fig. 4 is a schematic structural diagram of a rotary driving mechanism and a linear sliding driving mechanism of a battery cell blanking device according to an embodiment of the present invention;
fig. 5 is a schematic perspective view of a battery cell fixing device of a battery cell blanking apparatus according to a first embodiment of the present invention;
FIG. 6 is a schematic diagram of a separator dust removing apparatus for a battery cell winding line according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a battery cell winding production line in a second embodiment of the invention;
fig. 8 is a schematic structural diagram of a winding production line for a battery cell according to a third embodiment of the present invention.
The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated 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 components; the terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limiting the present patent.
Detailed Description
The present invention will be described in further detail below with reference to the drawings and examples for the understanding of those skilled in the art.
Example 1
Referring to fig. 1 to 6, a battery cell winding production line is used for battery cell winding production. The battery cell winding production line comprises a pole piece coil material feeding device 2, a positive pole piece coil discharging device 31, a negative pole piece coil discharging device 32, an upper diaphragm coil discharging device 41, a lower diaphragm coil discharging device 42, a pole lug cutting device 51, a positive pole piece feeding device 52, a negative pole piece feeding device 53, a pole piece dust removing device 9, a winding device 6, a rubberizing paper device, a battery cell blanking device 1 and a battery cell blanking conveying line 7, wherein the positive pole piece coil discharging device 31, the negative pole piece coil discharging device 32, the upper diaphragm coil discharging device 41, the lower diaphragm coil discharging device 42, the positive pole piece feeding device 52, the negative pole piece feeding device 53, the rubberizing paper device and the battery cell blanking device 1 are all arranged outside the winding device 6. The pole piece coil stock feeding equipment 2 is arranged outside the positive pole piece unreeling equipment 31 and the negative pole piece unreeling equipment 32, and the pole piece coil stock feeding equipment 2 respectively feeds the positive pole piece coil stock and the negative pole piece coil stock onto the positive pole piece unreeling equipment 31 and the negative pole piece unreeling equipment 32. The tab cutting device 51 and the pole piece dust removing device 9 are sequentially arranged between the positive pole piece unreeling device 31 and the reeling device 6 and between the negative pole piece unreeling device 32 and the reeling device 6. The positive plate unreeled by the positive plate unreeling device 31 enters the positive plate feeding device 52 after being cut by the tab cutting device 51, and is fed to the reeling device 6 through the positive plate feeding device 52; the negative electrode sheet unreeled by the negative electrode sheet unreeling device 32 enters the negative electrode sheet feeding device 53 after being cut by the electrode tab cutting device 51, and is fed to the winding device 6 through the negative electrode sheet feeding device 53; an upper diaphragm unreeling device 41 and a lower diaphragm unreeling device 42 unreels the diaphragm to the reeling device 6; the winding equipment 6 winds the positive plate and the negative plate into a battery core, the positive plate and the negative plate are separated by a diaphragm during winding, and rubberizing is performed by a rubberizing paper equipment after the battery core is wound. The battery cell blanking conveying line 7 is arranged outside the battery cell blanking equipment 1. The battery cells wound by the winding equipment 6 are fed to the battery cell feeding and conveying line 7 one by one through the battery cell feeding and conveying line 1, and the battery cells are continuously fed through the battery cell feeding and conveying line 7. The battery cell blanking equipment 1 comprises the clamping jaw 131, so that the battery cell is clamped by the clamping jaw 131 when the battery cell blanking equipment blanking the battery cell, the battery cell is fixed and stable when the battery cell is blanked, and the battery cell is not easy to fall and damage, and the stability of the winding production of the battery cell is ensured.
Referring to fig. 2 to 5, the battery cell blanking device 1 comprises a mounting plate 11, a battery cell blanking driving device 12 and a battery cell fixing device 13, wherein the mounting plate 11 is used for mounting the battery cell blanking driving device 12 and the battery cell fixing device 13 into an integral structure, so that the battery cell blanking device is convenient to use. The battery cell blanking driving device 12 is arranged on the mounting plate 11, and the battery cell fixing device 13 is arranged at the movable end of the battery cell blanking driving device 12, so that a battery cell to be blanked can be fixed through the battery cell fixing device 13, and the battery cell blanking driving device 12 drives the battery cell to move for blanking. The battery cell blanking driving device 12 comprises a rotation driving mechanism 121 and a linear sliding driving mechanism 122, the rotation driving mechanism 121 is arranged on the mounting plate 11, the linear sliding driving mechanism 122 is arranged at the movable end of the rotation driving mechanism 121, and the battery cell fixing device 13 is arranged at the movable end of the linear sliding driving mechanism 122, so that a battery cell to be blanked can be fixed through the battery cell fixing device 13, the battery cell fixed through the rotation driving mechanism 121 is driven to rotate, the battery cell fixed through the linear sliding driving mechanism 122 is linearly moved, rotation and linear movement of the battery cell are realized, and the battery cell can be blanked from a position with a small space on battery cell manufacturing equipment better, and can be accurately blanked to a set position. The battery cell fixing device 13 comprises clamping jaws 131, so that the battery cells are clamped by the clamping jaws 131 when the battery cell blanking equipment blanking the battery cells, the battery cells are fixed and stable when the battery cells are blanked, the battery cells are not easy to fall and damage, and the stability of winding production of the battery cells is guaranteed.
Referring to fig. 2 to 5, in order to drive the clamping jaw 131 to clamp the battery cell, the battery cell fixing device 13 is further provided with a clamping jaw cylinder 132, the clamping jaw cylinder 132 is disposed at the movable end of the linear sliding driving mechanism 122, and the clamping jaw 131 is disposed at the movable end of the clamping jaw cylinder 132, so that the clamping jaw 131 can be driven to open or close by the clamping jaw cylinder 132 to release the battery cell or clamp the battery cell.
Referring to fig. 2 to 4, the linear sliding driving mechanism 122 includes a sliding base 1221, a sliding rail mechanism 1222 and a sliding driving member 1223, wherein the sliding base 1221 is disposed at a movable end of the rotation driving mechanism 121, and the sliding base 1221 is driven to rotate by the rotation driving mechanism 121. The jaw cylinder 132 is mounted on a carriage 1221 by a rail mechanism 1222, and the slide drive 1223 drives the jaw cylinder 132 to slide linearly on the carriage 1221. The slide rail mechanism 1222 includes a slide rail provided on the slide base 1221 and a slide groove provided on the jaw cylinder 132 such that the jaw cylinder 132 is provided on the slide base 1221 by linear sliding of the slide rail and the slide groove. The sliding driving piece 1223 adopts a telescopic cylinder, so that the clamping jaw cylinder 132 is driven to linearly slide on the sliding seat 1221 through the telescopic cylinder, and the linear movement of the electric core clamped by the clamping jaw 131 is realized.
Referring to fig. 2 to 5, in order to facilitate clamping of the electric cores with different heights, the electric core blanking driving device 12 is further provided with a height adjusting plate 123, the height adjusting plate 123 is arranged on the sliding seat 1221 through a sliding rail mechanism 1222, the clamping jaw cylinder 132 is arranged on the height adjusting plate 123, and the clamping jaw cylinder 132 is arranged on the height adjusting plate 123 in a height adjustable manner, so that the height of the clamping jaw cylinder 132 on the height adjusting plate 123 can be adjusted according to the height of the blanked electric core. Preferably, a vertical height scale is provided on the height adjustment plate 123 to facilitate adjustment of the height of the jaw cylinder 132 on the height adjustment plate 123. The height adjusting plate 123 is provided with a vertical long hole, the clamping jaw cylinder 132 is provided with a round hole, the clamping jaw cylinder 132 is mounted on the height adjusting plate 123 through a bolt, and the bolt is inserted into the long hole of the height adjusting plate 123 and the round hole of the clamping jaw cylinder 132, so that the height adjustment of the clamping jaw cylinder 132 on the height adjusting plate 123 can be realized.
Referring to fig. 2 to 4, the rotation driving mechanism 121 includes a rotation driving member 1211, a driving gear 1212 and a driven gear 1213, the rotation driving member 1211 is disposed on the mounting plate 11, the driving gear 1212 is disposed at a movable end of the rotation driving member 1211, the driven gear 1213 is disposed on the rotation driving member 1211 through a fixing plate, the driven gear 1213 is in driving connection with the sliding base 1221, and the driving gear 1212 is meshed with the driven gear 1213, so that the rotation driving member 1211 rotates to drive the driving gear 1212 to rotate, the driving gear 1212 rotates to drive the driven gear 1213 to rotate, and the sliding base 1221 and the linear sliding driving mechanism 122 rotate along with the driven gear 1213, thereby realizing the electric core rotation adjustment position fixed by the electric core fixing device 13. The rotation driving member 1211 employs a motor.
Referring to fig. 6, in order to ensure the cleaning of the upper and lower diaphragms of the material loading, two diaphragm dust removing devices 8 are further provided, and the two diaphragm dust removing devices 8 are respectively provided between the upper diaphragm unreeling device 41 and the reeling device 6 and between the lower diaphragm unreeling device 42 and the reeling device 6 to respectively perform dust removing treatment on the upper and lower diaphragms. The diaphragm dust removing device 8 comprises a mounting shell 81, a first air knife 82, a first dust collecting mechanism 83, a second air knife 84, a second dust collecting mechanism 85, a first passing roller 86 and a second passing roller 87, wherein the first air knife 82, the first dust collecting mechanism 83, the first passing roller 86, the second air knife 84, the second dust collecting mechanism 85 and the second passing roller 87 are respectively arranged on two sides of a diaphragm passing path in the mounting shell 81. The upper diaphragm and the lower diaphragm enter the installation shell 81 through the inlet A, are supported by the first passing roller 86 and the second passing roller 87, blow and clean one surfaces of the upper diaphragm and the lower diaphragm through the first air knife 82, and blow down dust from the first air knife 82 through the first dust collection mechanism 83; the other surfaces of the upper diaphragm and the lower diaphragm are cleaned by blowing air through the second air knife 84, dust blown off by the second air knife 84 is treated by the second dust suction mechanism 85, and the upper diaphragm and the lower diaphragm are discharged from the outlet B after cleaning is completed to the mounting case 81. The dust collection port 88 is arranged on the lower side of the installation shell 81, so that the inside of the installation shell 81 can be cleaned conveniently.
Referring to fig. 1 to 6, when the battery cell winding production line works, a positive plate coil material and a negative plate coil material are respectively fed onto a positive plate coil material and a negative plate coil material by a pole plate coil material feeding device 2, the positive plate coil material and the negative plate coil material are respectively unwound by a positive plate coil material unwinding device 31 and a negative plate coil material unwinding device 32, a pole lug cutting device 51 cuts pole lugs for the positive plate coil material and the negative plate coil material, a diaphragm is unwound by an upper diaphragm coil device 41 and a lower diaphragm coil device 42, a diaphragm dust removing device 8 removes dust for the diaphragm, the positive plate, the negative plate coil material and the diaphragm are coiled into a battery cell by a winding device 6, the positive plate, the negative plate coil material and the diaphragm are cut off by a cutting device after the battery cell is wound, the tail ends of the battery cell coil material are pasted and fixed by a rubberizing paper device, and the battery cell blanking is realized by a battery cell blanking device 1 and a battery cell blanking conveying line 7.
Example two
Referring to fig. 1 to 7, the overall composition structure of the cell winding production line in this embodiment is the same as that of the first embodiment, and the layout of the positive electrode sheet unwinding device 31, the negative electrode sheet unwinding device 32 and the electrode sheet unwinding device 2 is further improved on the basis of the first embodiment, the positive electrode sheet unwinding device 31 is arranged above the negative electrode sheet unwinding device 32 in the cell winding production line in this embodiment, and the electrode sheet winding device 2 is arranged outside the positive electrode sheet unwinding device 31 and the negative electrode sheet unwinding device 32.
The working process of the cell winding production line in this embodiment is the same as that of the first embodiment, and the first embodiment is referred to for implementation.
Example III
Referring to fig. 1 to 8, the overall composition structure of the battery cell winding production line in this embodiment is the same as that of the embodiment, and is different in the layout of the positive electrode sheet unwinding device 31 and the negative electrode sheet unwinding device 32, in the battery cell winding production line of this embodiment, the positive electrode sheet unwinding device 31 and the negative electrode sheet unwinding device 32 are disposed on opposite sides of the winding device 6, and a pole sheet winding material feeding device 2 is disposed outside the positive electrode sheet unwinding device 31 and the negative electrode sheet unwinding device 32 respectively. The working process of the cell winding production line in this embodiment is the same as that of the embodiment, and the cell winding production line is implemented by referring to the second embodiment.
It is to be understood that the above examples of the present invention are provided by way of illustration only and not by way of limitation of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (10)
1. The utility model provides a electricity core coiling production line which characterized in that: the device comprises a pole piece coil feeding device (2), a positive pole piece coil discharging device (31), a negative pole piece coil discharging device (32), an upper diaphragm coil discharging device (41), a lower diaphragm coil discharging device (42), a pole lug cutting device (51), a positive pole piece feeding device (52), a negative pole piece feeding device (53), a coil winding device (6), a battery core blanking device (1), a rubberizing paper device, a pole piece dust removing device (9) and a battery core blanking conveying line (7), wherein the positive pole piece coil discharging device (31), the negative pole piece coil discharging device (32), the upper diaphragm coil discharging device (41), the lower diaphragm coil discharging device (42), the positive pole piece feeding device (52), the negative pole piece feeding device (53), the rubberizing paper device and the battery core blanking device (1) are all arranged outside the coil winding device (6), the pole lug cutting device (51) and the pole piece dust removing device (9) are sequentially arranged between the positive pole piece coil discharging device (31) and the negative pole piece coil discharging device (32) and the battery core blanking device (32), and the pole piece coil discharging device (1) are arranged between the coil winding device (31) and the battery core discharging device (32) and the outer side of the battery core discharging device (1); the battery cell blanking equipment (1) comprises clamping jaws (131), and the battery cell blanking equipment (1) clamps blanking through the clamping jaws (131).
2. The cell winding line of claim 1, wherein: the battery cell blanking equipment (1) comprises a mounting plate (11), a battery cell blanking driving device (12) and a battery cell fixing device (13), wherein the battery cell blanking driving device (12) is arranged on the mounting plate (11), and the battery cell fixing device (13) is arranged at the movable end of the battery cell blanking driving device (12); the battery cell blanking driving device (12) comprises a rotation driving mechanism (121) and a linear sliding driving mechanism (122), the rotation driving mechanism (121) is arranged on the mounting plate (11), the linear sliding driving mechanism (122) is arranged at the movable end of the rotation driving mechanism (121), the battery cell fixing device (13) is arranged at the movable end of the linear sliding driving mechanism (122), and the clamping jaw (131) is arranged on the battery cell fixing device (13).
3. The cell winding line according to claim 2, characterized in that: the battery cell fixing device (13) further comprises a clamping jaw air cylinder (132), the clamping jaw air cylinder (132) is arranged at the movable end of the linear sliding driving mechanism (122), and the clamping jaw (131) is arranged at the movable end of the clamping jaw air cylinder (132).
4. A cell winding line according to claim 3, characterized in that: the linear sliding driving mechanism (122) comprises a sliding seat (1221), a sliding rail mechanism (1222) and a sliding driving piece (1223), wherein the sliding seat (1221) is arranged at the movable end of the rotation driving mechanism (121), the clamping jaw air cylinder (132) is arranged on the sliding seat (1221) through the sliding rail mechanism (1222), and the sliding driving piece (1223) drives the clamping jaw air cylinder (132) to linearly slide on the sliding seat (1221).
5. The cell winding line of claim 4, wherein: the battery cell blanking driving device (12) further comprises a height adjusting plate (123), the height adjusting plate (123) is arranged on the sliding seat (1221) through a sliding rail mechanism (1222), the clamping jaw air cylinder (132) is arranged on the height adjusting plate (123), and the clamping jaw air cylinder (132) is arranged on the height adjusting plate (123) in a height-adjustable mode.
6. The cell winding line of claim 5, wherein: the rotary driving mechanism (121) comprises a rotary driving piece (1211), a driving gear (1212) and a driven gear (1213), wherein the rotary driving piece (1211) is arranged on the mounting plate (11), the driving gear (1212) is arranged at the movable end of the rotary driving piece (1211), the driven gear (1213) is arranged on the rotary driving piece (1211) through a fixed plate, the driven gear (1213) is in transmission connection with the sliding seat (1221), and the driving gear (1212) is meshed with the driven gear (1213).
7. The cell winding line of claim 1, wherein: the device also comprises two diaphragm dust removing devices (8), wherein the two diaphragm dust removing devices (8) are respectively arranged between the upper diaphragm unreeling device (41) and the reeling device (6) and between the lower diaphragm unreeling device (42) and the reeling device (6).
8. The cell winding line of claim 7, wherein: the diaphragm dust collecting equipment (8) comprises a mounting shell (81), a first air knife (82), a first dust collecting mechanism (83), a second air knife (84), a second dust collecting mechanism (85), a first passing roller (86) and a second passing roller (87), wherein the first air knife (82), the first dust collecting mechanism (83), the first passing roller (86) and the second air knife (84), the second dust collecting mechanism (85) and the second passing roller (87) are respectively arranged on two sides of a pole piece passing path in the mounting shell (81).
9. The cell winding line according to any one of claims 1 to 8, wherein: the positive plate unreeling device (31) is arranged above the negative plate unreeling device (32), and the pole plate roll material feeding device (2) is arranged outside the positive plate unreeling device (31) and the negative plate unreeling device (32).
10. The cell winding line according to any one of claims 1 to 8, wherein: the positive plate unreeling device (31) and the negative plate unreeling device (32) are arranged on two opposite sides of the reeling device (6), and a pole piece coil material feeding device (2) is respectively arranged on the outer sides of the positive plate unreeling device (31) and the negative plate unreeling device (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310403062.6A CN116454410A (en) | 2023-04-14 | 2023-04-14 | Battery cell winding production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310403062.6A CN116454410A (en) | 2023-04-14 | 2023-04-14 | Battery cell winding production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116454410A true CN116454410A (en) | 2023-07-18 |
Family
ID=87129785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310403062.6A Pending CN116454410A (en) | 2023-04-14 | 2023-04-14 | Battery cell winding production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116454410A (en) |
-
2023
- 2023-04-14 CN CN202310403062.6A patent/CN116454410A/en active Pending
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