CN209963156U - Battery cell winding equipment - Google Patents
Battery cell winding equipment Download PDFInfo
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- CN209963156U CN209963156U CN201920848949.5U CN201920848949U CN209963156U CN 209963156 U CN209963156 U CN 209963156U CN 201920848949 U CN201920848949 U CN 201920848949U CN 209963156 U CN209963156 U CN 209963156U
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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
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- 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
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Abstract
The application provides a battery cell winding device, it includes: at least two groups of feeding devices, wherein each group of feeding devices is used for outputting various battery cell winding materials of one battery cell; the winding mechanism comprises a winding needle and a winding needle driving device for driving the winding needle to rotate, the winding needle is provided with at least two winding positions, and the winding needle is used for winding the same battery cell winding material output by at least two groups of feeding equipment to different winding positions; wherein, at least two sets of feeder equipment include: the positive pole inserting mechanism is used for simultaneously inserting two groups of positive pole materials which are merged and output by the first positive pole unwinding mechanism and the second positive pole unwinding mechanism into a winding device and then outputting the two groups of positive pole materials to the winding device. The battery cell layout space can be saved under the condition of improving the production efficiency of the battery cells, the energy required by transmission can be saved, and the cost can be saved.
Description
Technical Field
The utility model relates to a technical field is made to electric core, especially relates to an electric core coiling equipment.
Background
At present, the winding battery cell has the advantages of ultra-strong high-rate discharge capacity, excellent high and low temperature performance, stable high output voltage, safety, durability and the like, and is widely applied to the fields of instruments and meters, electric tools, body-building equipment, medical instruments, solar lamps, power transmission equipment, various standby power supplies and automobiles.
The production of the winding battery core needs battery core winding equipment, the existing battery core winding equipment can only wind one battery core at a time, and the next battery core can be continuously wound after the winding of one battery core is finished, so that the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
The main technical problem who solves of this application provides an electric core coiling equipment, can once convolute two at least electric cores of production simultaneously.
In order to solve the above technical problem, one technical solution adopted in the embodiments of the present application is: there is provided a cell winding apparatus including: at least two groups of feeding devices, wherein each group of feeding devices is used for outputting various battery cell winding materials of one battery cell; the winding mechanism comprises a winding needle and a winding needle driving device for driving the winding needle to rotate, the winding needle is provided with at least two winding positions, and the winding needle is used for winding the same battery cell winding material output by at least two groups of feeding equipment to different winding positions; wherein, at least two sets of feeder equipment include: the positive pole inserting mechanism is used for simultaneously inserting two groups of positive pole materials which are merged and output by the first positive pole unwinding mechanism and the second positive pole unwinding mechanism into a winding device and then outputting the two groups of positive pole materials to the winding device.
The feeding devices comprise at least two groups of feeding devices, wherein the feeding devices comprise a positive electrode main driving mechanism, and the positive electrode main driving mechanism is used for simultaneously driving two groups of positive electrode materials which are merged and output by the first positive electrode unwinding mechanism and the second positive electrode unwinding mechanism to be conveyed towards the winding mechanism.
The feeding device comprises at least two groups of feeding devices, wherein the feeding devices further comprise a first positive pole main driving mechanism and a second positive pole main driving mechanism, the first positive pole main driving mechanism is used for drawing the positive pole materials output by the first positive pole unwinding mechanism to be conveyed towards the winding mechanism, and the second positive pole main driving mechanism is used for drawing the positive pole materials output by the second positive pole unwinding mechanism to be conveyed towards the winding mechanism.
The at least two groups of feeding devices further comprise an anode swing tension adjusting mechanism, and the anode swing tension adjusting mechanism is used for adjusting the tension of the two groups of anode materials which are merged and output by the anode main driving mechanism.
The at least two groups of feeding devices further comprise positive tension detection mechanisms, and the positive tension detection mechanisms are used for simultaneously detecting the tension of the two groups of positive materials merged and output by the positive main driving mechanism.
The feeding equipment comprises at least two groups of feeding equipment, wherein the feeding equipment comprises at least two groups of feeding equipment, and the feeding equipment comprises a positive electrode length measuring detection mechanism which is used for simultaneously detecting the conveying lengths of two groups of positive electrode materials which are merged and output by a positive electrode main driving mechanism.
Wherein, at least two sets of feeder equipment further include anodal snakelike mechanism and the snakelike mechanism of rectifying of second positive pole, and two sets of anodal materials convey respectively to anodal snakelike mechanism of rectifying of first positive pole and the snakelike mechanism of rectifying of second positive pole and carry out solitary rectifying.
The two groups of positive materials sequentially pass through the positive swing tension adjusting mechanism, the positive tension detecting mechanism and the positive length measuring detecting mechanism and then respectively pass through the first positive snakelike deviation correcting mechanism and the second positive snakelike deviation correcting mechanism and then are combined and transmitted again, and simultaneously pass through the positive inserting sheet mechanism to carry out inserting sheet rear transmission and respectively and independently transmit the inserting sheets to different winding positions of the winding mechanism.
The feeding devices comprise at least two groups of feeding devices, wherein the feeding devices further comprise a first standby anode unreeling mechanism, a second standby anode unreeling mechanism, a first anode reel changing mechanism and a second anode reel changing mechanism; the positive electrode material output by the first positive electrode unwinding mechanism and the first standby positive electrode material output by the first standby positive electrode unwinding mechanism are both output to the first positive electrode rewinding mechanism, and the first positive electrode rewinding mechanism is used for switching the first standby positive electrode unwinding mechanism to output the first standby positive electrode material to the positive electrode main driving mechanism when the positive electrode material output by the first positive electrode unwinding mechanism is exhausted; the positive electrode material output by the second positive electrode unwinding mechanism and the second standby positive electrode material output by the second standby positive electrode unwinding mechanism are both output to the second positive electrode rewinding mechanism, and the second positive electrode rewinding mechanism is used for switching the second standby positive electrode unwinding mechanism to output the second standby positive electrode material to the positive electrode main driving mechanism when the positive electrode material output by the second positive electrode unwinding mechanism is exhausted.
The feeding equipment comprises at least two groups of feeding equipment, a positive pole main driving mechanism and a negative pole main driving mechanism, wherein the feeding equipment comprises at least two groups of feeding equipment, and the feeding equipment comprises a first positive pole swinging tension adjusting mechanism and a second positive pole swinging tension adjusting mechanism which are used for respectively adjusting the tension of two groups of positive pole materials merged and output by the positive pole main driving mechanism; the at least two groups of feeding devices further comprise a first positive tension detection mechanism and a second positive tension detection mechanism, and the first positive tension detection mechanism and the second positive tension detection mechanism are used for respectively detecting the tension of the two groups of positive materials merged and output by the positive main drive mechanism; the at least two groups of feeding devices further comprise a first positive electrode length measuring detection mechanism and a second positive electrode length measuring detection mechanism, and the first positive electrode length measuring detection mechanism and the second positive electrode length measuring detection mechanism are used for respectively detecting the conveying lengths of the two groups of positive electrode materials merged and output by the positive electrode main driving mechanism; the at least two groups of feeding equipment further comprise a first positive electrode snake-shaped deviation correcting mechanism and a second positive electrode snake-shaped deviation correcting mechanism, and the two groups of positive electrode materials are respectively conveyed to the first positive electrode snake-shaped deviation correcting mechanism and the second positive electrode snake-shaped deviation correcting mechanism to be subjected to independent deviation correction; one of the two groups of anode materials is conveyed to one winding position of the winding mechanism through the first anode swinging tension adjusting mechanism, the first anode tension detecting mechanism, the first anode length counting detecting mechanism and the first anode snake-shaped deviation correcting mechanism in sequence, and the other of the two groups of anode materials is conveyed to the other winding position of the winding mechanism through the second anode swinging tension adjusting mechanism, the second anode tension detecting mechanism, the second anode length counting detecting mechanism and the second anode snake-shaped deviation correcting mechanism in sequence.
Wherein the at least two sets of feed devices further comprise: the device comprises a first negative pole unwinding mechanism, a second negative pole unwinding mechanism, a negative pole main driving mechanism, a negative pole swinging tension adjusting mechanism, a negative pole tension detecting mechanism, a negative pole length counting detecting mechanism, a first negative pole snake-shaped deviation correcting mechanism, a second negative pole snake-shaped deviation correcting mechanism and a negative pole inserting piece mechanism; the negative electrode main driving mechanism is used for simultaneously drawing two groups of negative electrode materials which are merged and output by the first negative electrode unwinding mechanism and the second negative electrode unwinding mechanism to be conveyed towards the winding mechanism; the negative electrode swinging tension adjusting mechanism is used for simultaneously adjusting the tension of the two groups of negative electrode materials which are merged and output by the negative electrode main driving mechanism; the negative electrode tension detection mechanism is used for simultaneously detecting the tension of the two groups of negative electrode materials which are merged and output by the negative electrode main drive mechanism; the negative electrode length measuring detection mechanism is used for simultaneously detecting the conveying lengths of the two groups of negative electrode materials which are merged and output by the negative electrode main driving mechanism; the two groups of cathode materials are respectively conveyed to a first cathode snake-shaped deviation correcting mechanism and a second cathode snake-shaped deviation correcting mechanism to perform independent deviation correction; the negative pole inserting mechanism is used for combining and transmitting two groups of negative pole materials which are subjected to deviation correction by the first negative pole snake-shaped deviation correcting mechanism and the second negative pole snake-shaped deviation correcting mechanism, and simultaneously inserting the negative pole materials and outputting the negative pole materials to the winding mechanism.
Wherein the at least two sets of feed devices further comprise: the device comprises a first negative electrode swing tension adjusting mechanism, a second negative electrode swing tension adjusting mechanism, a first negative electrode tension detecting mechanism, a second negative electrode tension detecting mechanism, a first negative electrode length counting detecting mechanism, a second negative electrode length counting detecting mechanism, a first negative electrode snake-shaped deviation correcting mechanism, a second negative electrode snake-shaped deviation correcting mechanism and a negative electrode inserting sheet mechanism, wherein the first negative electrode swing tension adjusting mechanism and the second negative electrode swing tension adjusting mechanism are arranged in the device body; the first negative electrode swinging tension adjusting mechanism and the second negative electrode swinging tension adjusting mechanism are used for respectively adjusting the tension of the two groups of negative electrode materials which are merged and output by the negative electrode main driving mechanism; the first negative electrode tension detection mechanism and the second negative electrode tension detection mechanism are used for respectively detecting the tension of the two groups of negative electrode materials which are merged and output by the negative electrode main drive mechanism; the two groups of cathode materials are respectively conveyed to a first cathode snake-shaped deviation correcting mechanism and a second cathode snake-shaped deviation correcting mechanism to perform independent deviation correction; the negative pole inserting mechanism is used for combining and transmitting two groups of negative pole materials which are subjected to deviation correction by the first negative pole snake-shaped deviation correcting mechanism and the second negative pole snake-shaped deviation correcting mechanism, and simultaneously inserting the negative pole materials and outputting the negative pole materials to the winding mechanism.
One of the two groups of cathode materials is conveyed to one winding position of the winding mechanism through the first cathode swing tension adjusting mechanism, the first cathode tension detecting mechanism, the first cathode length counting detecting mechanism and the first cathode snake-shaped deviation correcting mechanism in sequence, and the other of the two groups of cathode materials is conveyed to the other winding position of the winding mechanism through the second cathode swing tension adjusting mechanism, the second cathode tension detecting mechanism, the second cathode length counting detecting mechanism and the second cathode snake-shaped deviation correcting mechanism in sequence.
The feeding devices comprise at least two groups of feeding devices, wherein the feeding devices further comprise a first standby cathode unreeling mechanism, a second standby cathode unreeling mechanism, a first cathode reel changing mechanism and a second cathode reel changing mechanism; the first standby cathode unwinding mechanism is used for switching the first standby cathode unwinding mechanism to output a first standby cathode material to the cathode main driving mechanism when the cathode material output by the first cathode unwinding mechanism is exhausted; and the second standby cathode material output by the second cathode unwinding mechanism and the second standby cathode material output by the second standby cathode unwinding mechanism are both output to the second cathode reel changing mechanism, and the second cathode reel changing mechanism is used for switching the second standby cathode unwinding mechanism to output the second standby cathode material to the cathode main driving mechanism when the cathode material output by the second cathode unwinding mechanism is exhausted.
The feeding devices comprise at least two groups of feeding devices, wherein the at least two groups of feeding devices further comprise a first diaphragm unwinding mechanism, a second diaphragm unwinding mechanism, a first diaphragm swinging tension adjusting mechanism and a first diaphragm tension detecting mechanism; two groups of first diaphragm materials output by the first diaphragm unwinding mechanism and the second diaphragm unwinding mechanism are combined and conveyed, sequentially pass through the first diaphragm swing tension adjusting mechanism and the first diaphragm tension detecting mechanism and then are conveyed to different winding positions of the winding mechanism.
The feeding equipment comprises at least two groups of feeding equipment, wherein the feeding equipment comprises at least two groups of feeding equipment, the feeding equipment comprises.
The feeding devices comprise at least two groups of feeding devices, wherein the at least two groups of feeding devices further comprise a third diaphragm unwinding mechanism, a fourth diaphragm unwinding mechanism, a second diaphragm swinging tension adjusting mechanism and a second diaphragm tension detecting mechanism; and two groups of second diaphragm materials output by the third diaphragm unwinding mechanism and the fourth diaphragm unwinding mechanism are combined and conveyed, sequentially pass through the second diaphragm swing tension adjusting mechanism and the second diaphragm tension detecting mechanism and then are conveyed to different winding positions of the winding mechanism.
The feeding equipment comprises at least two groups of feeding equipment, wherein the feeding equipment comprises at least two groups of feeding equipment, the feeding equipment comprises.
The battery cell winding equipment further comprises a shell and a partition board, wherein the shell encloses an accommodating space, and the partition board divides the accommodating space into an anode discharging space, a cathode discharging space, a first diaphragm discharging space, a second diaphragm discharging space and a winding space; the first positive pole unwinding mechanism, the second positive pole unwinding mechanism, the positive pole main driving mechanism, the positive pole swinging tension adjusting mechanism, the positive pole length counting detection mechanism, the first positive pole snake-shaped deviation correcting mechanism, the second positive pole snake-shaped deviation correcting mechanism, the first standby positive pole unwinding mechanism, the second standby positive pole unwinding mechanism, the first positive pole reel changing mechanism and the second positive pole reel changing mechanism are all positioned in the positive pole feeding space; the first negative pole unwinding mechanism, the second negative pole unwinding mechanism, the negative pole main driving mechanism, the negative pole swinging tension adjusting mechanism, the negative pole tension detecting mechanism, the negative pole length counting detecting mechanism, the first negative pole snake-shaped deviation correcting mechanism, the second negative pole snake-shaped deviation correcting mechanism, the first standby negative pole unwinding mechanism, the second standby negative pole unwinding mechanism, the first negative pole coil changing mechanism and the second negative pole coil changing mechanism are all positioned in the negative pole discharging space; the first diaphragm unwinding mechanism and the second diaphragm unwinding mechanism are positioned in the first diaphragm discharging space; the third membrane unwinding mechanism and the fourth membrane unwinding mechanism are both positioned in the second membrane discharging space; the first diaphragm swing tension adjusting mechanism, the first diaphragm tension detecting mechanism, the first diaphragm length measuring detecting mechanism, the second diaphragm swing tension adjusting mechanism, the second diaphragm tension detecting mechanism, the second diaphragm length measuring detecting mechanism and the winding mechanism are all located in the winding space.
This application is through setting up two sets of feeder equipment and convoluteing the same kind of electric core coiling material of exporting respectively with at least two sets of electric core coiling materials to different coiling positions, can realize once coiling two at least electric cores of production simultaneously, improves electric core production efficiency, and two sets of anodal materials carry out the transmission of winding mechanism after the inserted sheet through same anodal inserted sheet mechanism, save overall arrangement space, save the required energy of transmission, and then can practice thrift the cost.
Drawings
Fig. 1 is a schematic layout structure diagram of a cell winding device according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be further noted that, for the convenience of description, only some of the structures related to the present application are shown in the drawings, not all of the structures. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "first", "second", etc. in this application are used to distinguish between different objects and not to describe a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1, fig. 1 is a schematic view of a layout structure of a cell winding device according to an embodiment of the present application. In the present embodiment, the cell winding apparatus includes a winding mechanism 11 and at least two sets of feeding apparatuses (not shown).
Optionally, the cell winding apparatus includes two sets of feeding apparatuses. Each group of feeding devices is used for outputting various cell winding materials of one cell. In other embodiments, the cell winding apparatus may include three or more sets of feeding apparatuses.
The winding mechanism 11 includes a winding needle 111 and a winding needle driving device (not shown) for driving the winding needle 111 to rotate.
The winding needle 111 is provided with at least two winding positions, the number of the winding positions corresponds to the number of groups of the feeding devices, in this embodiment, the number of the feeding devices is two, and the number of the corresponding winding positions is also two. The two winding positions are provided at intervals in the longitudinal direction of the winding needle 111. The winding needle 111 is used for winding the same type of cell winding material respectively output by at least two sets of feeding devices to different winding positions.
The battery core winding material comprises a positive electrode material, a first diaphragm material, a negative electrode material and a second diaphragm material. The cell refers to the cell of the battery.
Two sets of feeding devices for the positive electrode material are explained below.
Wherein, two sets of feeder equipment include: the positive electrode driving mechanism 14 is used for simultaneously drawing two groups of positive electrode materials which are merged and output by the first positive electrode unwinding mechanism 12 and the second positive electrode unwinding mechanism 13 to be conveyed towards the winding mechanism 11.
The transfer here and below may be, but is not limited to, guiding the cell winding material towards the target means using several guiding rollers 15. The combined delivery may mean that two sets of cell winding materials are delivered at the same position by using the same guide roller 15, and the two sets of cell winding materials are delivered at two different positions spaced apart in the axial direction of the wire guide roller 15.
The positive electrode main drive mechanism 14 may include a drive roller a, a driven roller b, a clamp drive unit, and a rotation drive unit. The clamping driving unit is connected with the driven roller b and used for driving the driven roller b to be close to the driving roller a and clamping the positive electrode material between the driving roller a and the driven roller b, and the rotating driving unit is connected with the driving roller a and used for driving the driving roller a to rotate so as to draw the positive electrode material towards the winding mechanism 11. Optionally, the clamping driving unit is an air cylinder, and the driven roller b is pushed towards the driving roller a by the air cylinder so as to enable the driven roller b to be close to the driving roller a and clamp the positive electrode material between the driving roller a and the driven roller b; the rotation driving unit may be a motor.
It should be understood that in other embodiments, at least two sets of feed devices may not include the positive primary drive mechanism 14. For example, the traction force for transferring the positive electrode material may be provided by the winding mechanism 11 and the positive electrode unwinding mechanism (the first positive electrode unwinding mechanism 12 and the second positive electrode unwinding mechanism 13, respectively). Or the at least two groups of feeding devices comprise a first positive electrode main driving mechanism and a second positive electrode main driving mechanism, the first positive electrode main driving mechanism is used for drawing the positive electrode material output by the first positive electrode unwinding mechanism to transmit towards the winding mechanism, and the second positive electrode main driving mechanism is used for drawing the positive electrode material output by the second positive electrode unwinding mechanism to transmit towards the winding mechanism 11. In other words, two groups of positive electrode materials respectively output by the first positive electrode unwinding mechanism and the second positive electrode unwinding mechanism can be respectively pulled by different positive electrode main driving mechanisms.
The at least two groups of feeding devices further comprise an anode swinging tension adjusting mechanism 16, and the anode swinging tension adjusting mechanism 16 is used for simultaneously adjusting the tension of the two groups of anode materials which are combined and output by the anode main driving mechanism 14.
The at least two groups of feeding devices further comprise an anode tension detection mechanism 17, and the anode tension detection mechanism 17 is used for simultaneously detecting the tensions of the two groups of anode materials which are merged and output by the anode main driving mechanism 14.
The at least two groups of feeding devices further comprise a positive electrode length measuring and detecting mechanism 18, and the positive electrode length measuring and detecting mechanism 18 is used for simultaneously detecting the conveying lengths of the two groups of positive electrode materials which are merged and output by the positive electrode main driving mechanism 14.
Through the mode, the two groups of anode materials can be correspondingly detected or adjusted by adopting the same anode swinging tension adjusting mechanism 16, the anode tension detecting mechanism 17 and the anode length measuring detecting mechanism 18, so that the layout space is saved, the energy consumption can be saved, and the cost is saved.
The at least two groups of feeding equipment further comprise a first positive electrode snakelike deviation rectifying mechanism 19 and a second positive electrode snakelike deviation rectifying mechanism 20, and the two groups of positive electrode materials are respectively conveyed to the first positive electrode snakelike deviation rectifying mechanism 19 and the second positive electrode snakelike deviation rectifying mechanism 20 to be subjected to independent deviation rectifying.
Through the mode, the two groups of positive electrode materials are respectively corrected by adopting different correction mechanisms, so that the winding precision can be ensured.
The two groups of anode materials sequentially pass through the anode swing tension adjusting mechanism 16, the anode tension detecting mechanism 17 and the anode length measuring detecting mechanism 18 and then are respectively conveyed to different winding positions of the winding mechanism 11 through the first anode snake-shaped deviation correcting mechanism 19 and the second anode snake-shaped deviation correcting mechanism 20.
The two groups of feeding devices further comprise an anode inserting mechanism 21, and the anode inserting mechanism 21 is used for merging and conveying two groups of anode materials which are rectified by the first anode snake-shaped rectifying mechanism 19 and the second anode snake-shaped rectifying mechanism 20, inserting the two groups of anode materials at the same time and outputting the two groups of anode materials to the winding mechanism 11.
Optionally, the two sets of feeding devices further include an anode moving tension adjusting mechanism 22, and the anode moving tension adjusting mechanism 22 is configured to perform anode moving tension adjustment on the two sets of anode materials that are merged and output to the anode moving tension adjusting mechanism 22 by the first anode unwinding mechanism 12 and the second anode unwinding mechanism 13, and then output to the anode main driving mechanism 14.
The two feeding devices further include a first standby anode unwinding mechanism 23, a second standby anode unwinding mechanism 24, a first anode reel changing mechanism 25, and a second anode reel changing mechanism 26.
The positive electrode material output by the first positive electrode unwinding mechanism 12 and the first standby positive electrode material output by the first standby positive electrode unwinding mechanism 23 are both output to the first positive electrode rewinding mechanism 25, and the first positive electrode rewinding mechanism 25 is configured to switch the first standby positive electrode unwinding mechanism 23 to output the first standby positive electrode material to the positive electrode main drive mechanism 14 when the positive electrode material output by the first positive electrode unwinding mechanism 12 is exhausted.
The positive electrode material output by the second positive electrode unwinding mechanism 13 and the second standby positive electrode material output by the second standby positive electrode unwinding mechanism 24 are both output to the second positive electrode rewinding mechanism 26, and the second positive electrode rewinding mechanism 26 is configured to switch the second standby positive electrode unwinding mechanism 24 to output the second standby positive electrode material to the positive electrode main driving mechanism 14 when the positive electrode material output by the second positive electrode unwinding mechanism 13 is exhausted.
Through the mode, the first positive pole reel changing mechanism 12 and the second positive pole reel changing mechanism 13 can automatically realize automatic reel changing of positive pole materials under the condition of no shutdown, and production efficiency can be improved to avoid frequent reel changing.
In the above embodiment, two groups of positive electrode materials are combined together and pass through the positive electrode swing tension adjusting mechanism, the positive electrode tension detecting mechanism and the positive electrode length measuring detecting mechanism, and then respectively pass through the first positive electrode snake-shaped deviation rectifying mechanism and the second positive electrode snake-shaped deviation rectifying mechanism. See in particular the description below.
In another embodiment, the two sets of feeding devices comprise a first positive electrode swinging tension adjusting mechanism and a second positive electrode swinging tension adjusting mechanism, and the first positive electrode swinging tension adjusting mechanism and the second positive electrode swinging tension adjusting mechanism are used for respectively adjusting the tension of the two sets of positive electrode materials merged and output by the positive electrode main driving mechanism. The two groups of feeding devices further comprise a first positive tension detection mechanism and a second positive tension detection mechanism, and the first positive tension detection mechanism and the second positive tension detection mechanism are used for respectively detecting the tension of the two groups of positive materials merged and output by the positive main drive mechanism. The at least two groups of feeding equipment further comprise a first positive electrode length measuring detection mechanism and a second positive electrode length measuring detection mechanism, and the first positive electrode length measuring detection mechanism and the second positive electrode length measuring detection mechanism are used for respectively detecting the conveying lengths of the two groups of positive electrode materials merged and output by the positive electrode main driving mechanism. The at least two groups of feeding equipment further comprise a first positive snakelike deviation rectifying mechanism and a second positive snakelike deviation rectifying mechanism, and the two groups of positive materials are respectively conveyed to the first positive snakelike deviation rectifying mechanism and the second positive snakelike deviation rectifying mechanism to be subjected to independent deviation rectifying. One of the two groups of anode materials is conveyed to one winding position of the winding mechanism through the first anode swinging tension adjusting mechanism, the first anode tension detecting mechanism, the first anode length counting detecting mechanism and the first anode snake-shaped deviation correcting mechanism in sequence, and the other of the two groups of anode materials is conveyed to the other winding position of the winding mechanism through the second anode swinging tension adjusting mechanism, the second anode tension detecting mechanism, the second anode length counting detecting mechanism and the second anode snake-shaped deviation correcting mechanism in sequence.
Two sets of feeding devices for the anode material are explained below.
The two groups of feeding devices further comprise: the device comprises a first negative pole unwinding mechanism 31, a second negative pole unwinding mechanism 32, a negative pole main driving mechanism 33, a negative pole swing tension adjusting mechanism 34, a negative pole tension detecting mechanism 35, a negative pole length measuring detecting mechanism 36, a first negative pole snake-shaped deviation correcting mechanism 37, a second negative pole snake-shaped deviation correcting mechanism 38 and a negative pole inserting piece mechanism 39.
The cathode main driving mechanism 33 is configured to pull the two sets of cathode materials merged and output by the first cathode unwinding mechanism 31 and the second cathode unwinding mechanism 32 to be conveyed toward the winding mechanism 11 at the same time.
It should be understood that in other embodiments, the two sets of feeding devices may include a first negative electrode main driving mechanism and a second negative electrode main driving mechanism, and the first negative electrode main driving mechanism and the second negative electrode main driving mechanism respectively pull the two sets of negative electrode materials towards the winding mechanism 11.
The negative electrode swinging tension adjusting mechanism 34 is used for simultaneously adjusting the tension of the two groups of negative electrode materials which are merged and output by the negative electrode main driving mechanism 11.
The negative electrode tension detection mechanism 34 is used for simultaneously detecting the tension of the two groups of negative electrode materials which are merged and output by the negative electrode main driving mechanism 33.
The negative electrode length measuring detection mechanism 36 is used for simultaneously detecting the conveying lengths of the two groups of negative electrode materials which are merged and output by the negative electrode main driving mechanism 33.
The two groups of cathode materials are respectively conveyed to a first cathode snake-shaped deviation rectifying mechanism 37 and a second cathode snake-shaped deviation rectifying mechanism 38 to be subjected to independent deviation rectifying.
The negative pole inserting mechanism 39 is used for combining and transmitting two groups of negative pole materials which are subjected to deviation correction by the first negative pole snake-shaped deviation correcting mechanism 37 and the second negative pole snake-shaped deviation correcting mechanism 37, and simultaneously inserting the negative pole materials and outputting the negative pole materials to the winding mechanism 11.
The two groups of cathode materials sequentially pass through the cathode swing tension adjusting mechanism 34, the cathode tension detecting mechanism 35 and the cathode length measuring detecting mechanism 36 and then are respectively conveyed to different winding positions of the winding mechanism 11 through the first cathode snake-shaped deviation rectifying mechanism 37 and the second cathode snake-shaped deviation rectifying mechanism 38.
In the above embodiment, two groups of cathode materials are combined together and pass through the cathode swing tension adjusting mechanism 34, the cathode tension detecting mechanism 35, and the cathode length measuring detecting mechanism 36, and then pass through the first cathode serpentine deviation correcting mechanism 36 and the second cathode serpentine deviation correcting mechanism 37, in another embodiment, the cathode swing tension adjusting, the cathode tension detecting, the cathode length measuring detecting, and the cathode deviation correcting after being combined and driven by the cathode main driving mechanism 33 can be performed separately and independently. See in particular the description below.
In another embodiment, the two sets of feed devices further comprise: the device comprises a first negative electrode swing tension adjusting mechanism, a second negative electrode swing tension adjusting mechanism, a first negative electrode tension detecting mechanism, a second negative electrode tension detecting mechanism, a first negative electrode length counting detecting mechanism, a second negative electrode length counting detecting mechanism, a first negative electrode snake-shaped deviation correcting mechanism, a second negative electrode snake-shaped deviation correcting mechanism and a negative electrode inserting sheet mechanism, wherein the first negative electrode swing tension adjusting mechanism and the second negative electrode swing tension adjusting mechanism are arranged in the device body; the first negative electrode swinging tension adjusting mechanism and the second negative electrode swinging tension adjusting mechanism are used for respectively adjusting the tension of the two groups of negative electrode materials which are merged and output by the negative electrode main driving mechanism; the first negative electrode tension detection mechanism and the second negative electrode tension detection mechanism are used for respectively detecting the tension of the two groups of negative electrode materials which are merged and output by the negative electrode main drive mechanism; the two groups of cathode materials are respectively conveyed to a first cathode snake-shaped deviation correcting mechanism and a second cathode snake-shaped deviation correcting mechanism to perform independent deviation correction; the negative pole inserting mechanism is used for combining and transmitting two groups of negative pole materials which are subjected to deviation correction by the first negative pole snake-shaped deviation correcting mechanism and the second negative pole snake-shaped deviation correcting mechanism, and simultaneously inserting the negative pole materials and outputting the negative pole materials to the winding mechanism. One of the two groups of cathode materials is conveyed to one winding position of the winding mechanism through the first cathode swing tension adjusting mechanism, the first cathode tension detecting mechanism, the first cathode length counting detecting mechanism and the first cathode snake-shaped deviation correcting mechanism in sequence, and the other of the two groups of cathode materials is conveyed to the other winding position of the winding mechanism through the second cathode swing tension adjusting mechanism, the second cathode tension detecting mechanism, the second cathode length counting detecting mechanism and the second cathode snake-shaped deviation correcting mechanism in sequence.
Optionally, the two sets of feeding devices further include a negative electrode moving tension adjusting mechanism 40, and the negative electrode moving tension adjusting mechanism 40 is configured to perform negative electrode moving tension adjustment on the two sets of negative electrode materials that are merged by the first negative electrode unwinding mechanism 31 and the second negative electrode unwinding mechanism 32 and output to the negative electrode moving tension adjusting mechanism 40, and then output to the negative electrode main driving mechanism 33.
The two feeding devices further include a first standby cathode unwinding mechanism 41, a second standby cathode unwinding mechanism 42, a first cathode rewinding mechanism 43, and a second cathode rewinding mechanism 44.
The cathode material output by the first cathode unwinding mechanism 31 and the first standby cathode material output by the first standby cathode unwinding mechanism 41 are both output to the first cathode reel changing mechanism 43, and the first cathode reel changing mechanism 43 is configured to switch the first standby cathode unwinding mechanism 41 to output the first standby cathode material to the cathode main driving mechanism 33 when the cathode material output by the first cathode unwinding mechanism 31 is exhausted.
The negative electrode material output by the second negative electrode unwinding mechanism 32 and the second standby negative electrode material output by the second standby negative electrode unwinding mechanism 42 are both output to the second negative electrode rewinding mechanism 44, and the second negative electrode rewinding mechanism 44 is configured to switch the second standby negative electrode unwinding mechanism 42 to output the second standby negative electrode material to the negative electrode main driving mechanism 33 when the negative electrode material output by the second negative electrode unwinding mechanism 32 is exhausted.
Two sets of feeding devices for the first membrane material are described below.
The two groups of feeding devices further comprise a first diaphragm unwinding mechanism 45, a second diaphragm unwinding mechanism 46, a first diaphragm swinging tension adjusting mechanism 47 and a first diaphragm tension detecting mechanism 48; two groups of first diaphragm materials output by the first diaphragm unwinding mechanism 45 and the second diaphragm unwinding mechanism 46 are combined and conveyed, pass through the first diaphragm swing tension adjusting mechanism 47 and the first diaphragm tension detecting mechanism 48 in sequence, and are conveyed to different winding positions of the winding mechanism 11.
Optionally, the two sets of feeding devices further include a first membrane length measuring mechanism 49, and the combined transfer length of the two sets of first membrane materials is calculated by the first membrane length measuring mechanism 49 after the two sets of first membrane materials pass through the first membrane tension measuring mechanism 48.
Two sets of feeding devices for the second membrane material are described below.
The two groups of feeding devices further comprise a third diaphragm unwinding mechanism 50, a fourth diaphragm unwinding mechanism 51, a second diaphragm swinging tension adjusting mechanism 52 and a second diaphragm tension detecting mechanism 53; two groups of second membrane materials output by the third membrane unwinding mechanism 50 and the fourth membrane unwinding mechanism 51 are combined and conveyed, sequentially pass through the second membrane swing tension adjusting mechanism 52 and the second membrane tension detecting mechanism 53, and are conveyed to different winding positions of the winding mechanism 11.
Optionally, the two sets of feeding devices further include a second membrane length measuring mechanism 54, and the length of the combined transmission of the two sets of second membrane materials is calculated by the second membrane length measuring mechanism 54 after the two sets of second membrane materials pass through the second membrane tension measuring mechanism 53.
Optionally, the battery cell winding apparatus further includes a casing 55 and a plurality of partition plates 56, the casing 55 encloses an accommodating space, and the plurality of partition plates 56 partition the accommodating space into a positive electrode accommodating space 551, a negative electrode accommodating space 552, a first separator accommodating space 553, a second separator accommodating space 554 and a winding space 555.
The first positive pole unwinding mechanism 12, the second positive pole unwinding mechanism 13, the positive pole main driving mechanism 14, the swing tension adjusting mechanism 16, the positive pole tension detecting mechanism 17, the positive pole length measuring detecting mechanism 18, the first positive pole snake-shaped deviation correcting mechanism 19, the second positive pole snake-shaped deviation correcting mechanism 20, the positive pole moving tension adjusting mechanism 22, the first standby positive pole unwinding mechanism 23, the second standby positive pole unwinding mechanism 24, the first positive pole coil changing mechanism 25 and the second positive pole coil changing mechanism 26 are all located in the positive pole feeding space 551.
The first negative pole unwinding mechanism 31, the second negative pole unwinding mechanism 32, the negative pole main driving mechanism 33, the negative pole swing tension adjusting mechanism 34, the negative pole tension detecting mechanism 35, the negative pole length measuring detecting mechanism 36, the first negative pole snake-shaped deviation correcting mechanism 37, the second negative pole snake-shaped deviation correcting mechanism 38, the first standby negative pole unwinding mechanism 41, the second standby negative pole unwinding mechanism 42, the first negative pole reel changing mechanism 43, the second negative pole reel changing mechanism 44 and the negative pole moving tension adjusting mechanism 40 are all located in the negative pole placing space 552.
The first membrane unwinding mechanism 45 and the second membrane unwinding mechanism 46 are both located in the first membrane discharge space 553.
The third membrane unwinding mechanism 50 and the fourth membrane unwinding mechanism 51 are both located in the second membrane discharge space 554.
The first diaphragm tension detecting mechanism 48, the first diaphragm length measuring detecting mechanism 49, the second diaphragm swinging tension adjusting mechanism 52, the second diaphragm tension detecting mechanism 53, the second diaphragm length measuring detecting mechanism 54, and the winding mechanism 11 are all located in the winding space 555.
The material is rolled up and can be produced the dust when unreeling, in order to avoid the dust to spread to winding mechanism department (the dust glues and leads to the electric core short circuit easily when even on electric core, causes the defective products), divide winding equipment into several independent regions through the baffle, mutual independence each other avoids the dust diffusion.
The battery cell winding equipment further comprises a rubberizing mechanism 57 and a blanking mechanism 58. The winding mechanism 11 further includes a turntable 112 with three stations (a winding station, a rubberizing station, and a blanking station, respectively), two groups of cell winding materials are wound into a first cell and a second cell at the winding station, the first cell and the second cell after winding are rotated to the rubberizing station by the turntable 112, and the rubberizing mechanism 57 is used for applying a termination tape to the first cell and the second cell to prevent the first cell and the second cell from loosening; the first battery cell and the second battery cell after the adhesive tape sticking are rotated to the blanking station by the turntable 112, and blanking is performed through the blanking mechanism 58.
This application is through setting up two sets of feed equipment and convoluteing the same kind of electric core coiling material of exporting respectively with at least two sets of electric core coiling materials to different coiling positions, can realize once coiling two at least electric cores of production simultaneously, improves electric core production efficiency, and two sets of electric core coiling materials carry out the inserted sheet through same inserted sheet mechanism, save overall arrangement space, sparingly transmit the required energy, and then can practice thrift the cost.
The above embodiments are merely examples and are not intended to limit the scope of the present disclosure, and all modifications, equivalents, and flow charts using the contents of the specification and drawings of the present disclosure or those directly or indirectly applied to other related technical fields are intended to be included in the scope of the present disclosure.
Claims (10)
1. A cell winding apparatus, characterized in that the cell winding apparatus comprises:
at least two groups of feeding devices, wherein each group of feeding devices is used for outputting various battery cell winding materials of one battery cell;
the winding mechanism comprises a winding needle and a winding needle driving device for driving the winding needle to rotate, the winding needle is provided with at least two winding positions, and the winding needle is used for winding the same battery cell winding material output by at least two groups of feeding equipment to different winding positions;
wherein the at least two sets of feed devices comprise: first positive pole unwinding mechanism, the anodal unwinding mechanism of second and anodal inserted sheet mechanism, anodal inserted sheet mechanism be used for right first positive pole unwinding mechanism with two sets of anodal materials that the anodal unwinding mechanism of second merged the output carry out the inserted sheet simultaneously the back output extremely coiling equipment.
2. The cell winding apparatus of claim 1, wherein the at least two sets of feeding apparatuses further include a positive electrode main driving mechanism, and the positive electrode main driving mechanism is configured to simultaneously pull the two sets of positive electrode materials merged and output by the first positive electrode unwinding mechanism and the second positive electrode unwinding mechanism to be conveyed toward the winding mechanism.
3. The cell winding apparatus according to claim 1, wherein the at least two sets of feeding apparatuses further include a first positive electrode main driving mechanism and a second positive electrode main driving mechanism, the first positive electrode main driving mechanism is configured to pull the positive electrode material output by the first positive electrode unwinding mechanism to be conveyed toward the winding mechanism, and the second positive electrode main driving mechanism is configured to pull the positive electrode material output by the second positive electrode unwinding mechanism to be conveyed toward the winding mechanism.
4. The cell winding apparatus according to claim 2, wherein the at least two sets of feeding apparatuses further include a positive electrode swinging tension adjusting mechanism, and the positive electrode swinging tension adjusting mechanism is configured to simultaneously adjust the tensions of the two sets of positive electrode materials merged and output by the positive electrode main driving mechanism.
5. The cell winding apparatus according to claim 4, wherein the at least two sets of feeding apparatuses further include a positive tension detection mechanism, and the positive tension detection mechanism is configured to simultaneously detect tensions of the two sets of positive materials merged and outputted by the positive main driving mechanism.
6. The cell winding apparatus according to claim 5, wherein the at least two sets of feeding apparatuses further include a positive electrode length measuring mechanism, and the positive electrode length measuring mechanism is configured to simultaneously measure the conveying lengths of the two sets of positive electrode materials merged and outputted by the positive electrode main driving mechanism.
7. The cell winding apparatus of claim 6, wherein the at least two sets of feeding apparatus further include a first positive serpentine deviation correcting mechanism and a second positive serpentine deviation correcting mechanism, and the two sets of positive materials are respectively conveyed to the first positive serpentine deviation correcting mechanism and the second positive serpentine deviation correcting mechanism for individual deviation correction.
8. The cell winding apparatus of claim 7, wherein the two groups of positive electrode materials sequentially pass through the positive electrode swinging tension adjusting mechanism, the positive electrode tension detecting mechanism, and the positive electrode length measuring detecting mechanism, then respectively pass through the first positive electrode serpentine deviation correcting mechanism and the second positive electrode serpentine deviation correcting mechanism, then are combined and transmitted again, and simultaneously pass through the positive electrode sheet inserting mechanism to perform sheet inserting and then are transmitted to different winding positions of the winding mechanism respectively and independently.
9. The cell winding apparatus of claim 2, wherein the at least two sets of feeding apparatuses further include a first standby positive electrode unwinding mechanism, a second standby positive electrode unwinding mechanism, a first positive electrode rewinding mechanism, and a second positive electrode rewinding mechanism;
the positive electrode material output by the first positive electrode unwinding mechanism and the first standby positive electrode material output by the first standby positive electrode unwinding mechanism are both output to the first positive electrode rewinding mechanism, and the first positive electrode rewinding mechanism is used for switching the first standby positive electrode unwinding mechanism to output the first standby positive electrode material to the positive electrode main driving mechanism when the positive electrode material output by the first positive electrode unwinding mechanism is exhausted;
and the second anode reel changing mechanism is used for switching the second standby anode unreeling mechanism to output the second standby anode material to the anode main driving mechanism when the anode material output by the second anode unreeling mechanism is exhausted.
10. The cell winding apparatus of claim 2,
the at least two groups of feeding devices further comprise a first positive electrode swinging tension adjusting mechanism and a second positive electrode swinging tension adjusting mechanism, and the first positive electrode swinging tension adjusting mechanism and the second positive electrode swinging tension adjusting mechanism are used for respectively adjusting the tension of the two groups of positive electrode materials merged and output by the positive electrode main driving mechanism;
the at least two groups of feeding devices further comprise a first positive tension detection mechanism and a second positive tension detection mechanism, and the first positive tension detection mechanism and the second positive tension detection mechanism are used for respectively detecting the tensions of the two groups of positive materials merged and output by the positive main drive mechanism;
the at least two groups of feeding devices further comprise a first positive electrode length measuring detection mechanism and a second positive electrode length measuring detection mechanism, and the first positive electrode length measuring detection mechanism and the second positive electrode length measuring detection mechanism are used for respectively detecting the conveying lengths of the two groups of positive electrode materials merged and output by the positive electrode main driving mechanism;
the at least two groups of feeding equipment further comprise a first positive electrode snakelike deviation rectifying mechanism and a second positive electrode snakelike deviation rectifying mechanism, and the two groups of positive electrode materials are respectively conveyed to the first positive electrode snakelike deviation rectifying mechanism and the second positive electrode snakelike deviation rectifying mechanism to be subjected to independent deviation rectifying;
one of the two groups of anode materials sequentially passes through the first anode swinging tension adjusting mechanism, the first anode tension detecting mechanism, the first anode length counting detecting mechanism and the first anode snake-shaped deviation correcting mechanism to convey the winding position of the winding mechanism, and the other of the two groups of anode materials sequentially passes through the second anode swinging tension adjusting mechanism, the second anode tension detecting mechanism, the second anode length counting detecting mechanism and the second anode snake-shaped deviation correcting mechanism to convey the winding position of the winding mechanism.
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| CN201920848949.5U CN209963156U (en) | 2019-06-05 | 2019-06-05 | Battery cell winding equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920848949.5U CN209963156U (en) | 2019-06-05 | 2019-06-05 | Battery cell winding equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024114808A1 (en) * | 2022-12-02 | 2024-06-06 | 无锡先导智能装备股份有限公司 | Winding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024114808A1 (en) * | 2022-12-02 | 2024-06-06 | 无锡先导智能装备股份有限公司 | Winding device |
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