CN210312828U - A carousel formula device for laminated battery production - Google Patents
A carousel formula device for laminated battery production Download PDFInfo
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- CN210312828U CN210312828U CN201920961781.9U CN201920961781U CN210312828U CN 210312828 U CN210312828 U CN 210312828U CN 201920961781 U CN201920961781 U CN 201920961781U CN 210312828 U CN210312828 U CN 210312828U
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Abstract
The utility model discloses a carousel formula device for production of lamination battery, the device include material loading station, point and glue station and hot pressing station, and material loading station, point are glued station and hot pressing station and are set up clockwise along the carousel, the material loading station includes first workstation, the point is glued the station and is included point gum machine, second workstation, and the second workstation is set up in point gum machine below as the point gum machine, the hot pressing station includes hot press and third workstation, and the third workstation sets up in the hot press below as hot pressing platform, and first workstation, second workstation and third workstation are fixed respectively on the carousel. The utility model discloses the advantage is just, after the pole piece diaphragm that the negative pole piece cutting was not cut off in succession, carries out the preparation production of lamination battery through the carousel formula device, has improved the production efficiency of lamination battery.
Description
Technical Field
The utility model relates to a lamination battery production technical field, concretely relates to carousel formula device for lamination battery production.
Background
The lithium battery has the advantages of high energy density, long cycle life, small self-discharge, no memory effect and the like, and has received wide attention and application since commercialization.
At present, the manufacturing method of the lithium battery mainly comprises a winding type and a lamination type. The winding type battery is manufactured by manufacturing a positive plate and a negative plate into continuous long plates, separating the positive plate and the negative plate by a diaphragm, and then manufacturing a battery winding core in a winding mode. The traditional winding type lithium ion battery has the problem of stress concentration at the bent position of the pole piece, and the expansion and contraction of the pole piece caused by charging and discharging can cause the deformation of the pole piece due to long-term accumulation, so that the performance of the battery is influenced.
The laminated lithium ion battery mainly comprises Z-shaped lap winding and winding lamination, wherein the Z-shaped lap winding is mainly to cut positive and negative pole pieces into single pieces respectively, a diaphragm is in Z-shaped lap winding, the positive and negative pole pieces are sequentially overlapped in a crossed mode, and the middle of the positive and negative pole pieces is separated by the diaphragm. The positive single sheet, the diaphragm and the negative single sheet are sequentially wound in a Z-shaped winding manner, so that the production efficiency is low, and the positive and negative electrode sheets are easily staggered in position arrangement. The winding type lamination stacks the positive plate, the diaphragm and the negative plate in sequence to form a battery monomer, the battery monomer is positioned and combined on the second layer of diaphragm, and the second layer of diaphragm is wound into a battery winding core. The cross section of a battery core formed by winding the winding type laminated battery along one direction is oval, so that the contact between the electrode monomer and the electrode monomer is not tight, and the performance of the battery is influenced.
For the manufacture of the laminated small battery, the lap winding manufacture is generally adopted, and the lap winding manufacture has the following problems: when the positive plate or the negative plate is manufactured, the whole pole piece is cut into single pieces and then a subsequent manufacturing process is carried out, so that the working efficiency is low.
Therefore, there is a need to provide a carousel-type device made of laminated cells to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a production technology of lamination battery pole piece solves the pole piece that exists among the prior art and need cut into the monolithic, leads to work efficiency low scheduling problem.
The utility model provides a manufacturing method of lamination battery, including following step: 1) dividing the positive and negative electrode sheets into a plurality of continuous non-cutting units;
2) placing the cut first negative plate;
3) spraying glue;
4) placing a first diaphragm on the negative plate after glue spraying;
5) carrying out hot pressing;
6) spraying glue on the first diaphragm after hot pressing;
7) placing the first positive plate, and then carrying out hot pressing;
8) spraying glue again, and placing a second diaphragm;
9) placing a second negative plate, repeating the steps 3-8, and overlapping according to a negative-positive unit mode;
the unit include pole piece matrix, utmost point ear setting is in pole piece matrix one side, passes through the connecting band interconnect between the adjacent utmost point ear.
And gaps are cut between the adjacent pole piece matrixes.
Another object of the utility model is to provide a realize above-mentioned carousel formula device of production technology of lamination battery, the device include material loading station, point and glue station and hot pressing station, and material loading station, point are glued station and hot pressing station and are set up along the carousel clockwise, the material loading station includes first workstation, the point is glued the station and is included dispensing machine, second workstation, and the second workstation is set up in dispensing machine below as the point platform of gluing, the hot pressing station includes hot press and third workstation, and the third workstation sets up in the hot press below as hot pressing platform, and first workstation, second workstation and third workstation are fixed respectively on the carousel.
The point gum machine include the point gum machine construct, sideslip mechanism, the point gum machine construct including the mount pad and install in lift drive division, lifter plate, packing element, point gum valve and point gum head on the mount pad, the point gum valve connect in packing element with control between the point gum head the play of point gum head is glued the volume, sideslip mechanism orders about the point gum machine constructs along controlling and removes and makes the point gum head be close treat some glue spare on the second workstation, the point gum head is installed on the lifter plate, lift drive division is the lift cylinder, and the lift cylinder is connected with the lifter plate.
The transverse moving mechanism is a motor lead screw driving structure, the lead screw is connected with the mounting seat through a sliding module, and the mounting seat is made to slide on the second workbench in a reciprocating mode through the motor lead screw driving structure.
A plurality of positioning holes are uniformly distributed in the first workbench, the second workbench and the third workbench.
The hot press comprises a lower pressing plate, a fixing plate, guide rods and a cylinder driving the lower pressing plate to move linearly, the cylinder is arranged in the center of the fixing plate, the output end of the cylinder is connected with the lower pressing plate, the guide rods are arranged on two sides of the cylinder and connected with the fixing plate through bearing seats, one end of each guide rod is connected with the lower pressing plate, a plurality of heating rods are installed in the lower pressing plate, and thermocouples for detecting the hot pressing temperature are installed in the lower pressing plate.
And the feeding station is provided with a manipulator, and the manipulator is used for placing the positive and negative pole pieces and discharging the product.
A third object of the present invention is to provide a fixture, which is used for dividing the positive and negative electrode plates into a plurality of continuous units in step 1), and the fixture is provided with a plurality of continuous units, and the units include the units connected by a trunk to form a continuous belt, and the adjacent units have a groove therebetween, and the groove is used as the cutting line of the profile of the single electrode plate.
The utility model provides a production facility of lamination battery pole piece cuts apart into the pole piece and replaces current monolithic cutting in succession a plurality of units that do not cut off, has made multiplicable electric core quantity improvement lamination battery's production efficiency at same time stack.
Drawings
Fig. 1 is the structural schematic diagram of the turntable device of the present invention.
Fig. 2 is a schematic structural view of the clamp of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Example one
Referring to fig. 1, a carousel formula device for production of lamination battery, the device include material loading station, point and hot pressing station, and material loading station, point are glued station and hot pressing station and are set up along the carousel clockwise, the material loading station includes first workstation 1, the point is glued the station and is included dispensing machine 2, second workstation 3, and the second workstation is set up below dispensing machine as the point platform of gluing, hot pressing station includes hot press 4 and third workstation 5, and the third workstation sets up in the hot press below as hot pressing platform, and first workstation, second workstation and third workstation are fixed respectively on the carousel, and the carousel formula adopts carousel body 6 and central pivot scheme that sets up, and the pivot is connected with the controller, rotates through the controller drive, the carousel body can be along with the rotation of pivot rotates.
The point gum machine include dispensing mechanism, sideslip mechanism, dispensing mechanism includes mount pad 21 and locates lift drive portion 22, lifter plate 23, packing element, point gum valve and point gum head on the mount pad, the point gum valve connect in packing element with control between the point gum head the play of point gum head is glued the volume, sideslip mechanism orders about dispensing mechanism removes about along making the point gum head be close treat some glue spare on the second workstation, the point gum head is installed on the lifter plate, lift drive portion is the lift cylinder, and the lift cylinder is connected with the lifter plate.
The transverse moving mechanism is a motor lead screw driving structure 24, a lead screw is connected with the mounting seat through a sliding module, and the mounting seat is made to slide on the second workbench in a reciprocating mode through the motor lead screw driving structure.
A plurality of positioning holes are uniformly distributed in the first workbench, the second workbench and the third workbench.
The hot press comprises a lower pressing plate 41, a fixing plate 42, guide rods 43 and a cylinder 44 for driving the lower pressing plate to move linearly, wherein the cylinder is arranged in the center of the fixing plate, the output end of the cylinder is connected with the lower pressing plate, the guide rods are arranged on two sides of the cylinder and are connected with the fixing plate through bearing seats, one end of each guide rod is connected with the lower pressing plate, a plurality of heating rods are arranged in the lower pressing plate, and thermocouples for detecting the hot pressing temperature are arranged in the lower pressing plate.
And the feeding station is provided with a manipulator, and the manipulator is used for placing the positive and negative pole pieces and discharging the product.
The device is suitable for being electrically connected with a controller (not shown in the figure), and is controlled by the controller, the utility model discloses a manipulator, point gum machine construct, carousel, hot pressing mechanism work, further improves the degree of automation of the whole set of device, and wherein, the controller is current controller, and its structure and control principle are known in the art, and therefore do not carry out detailed description here.
Example two
A clamp is applied to a laser cutting machine and a grinding machine as a clamp 7 for processing a pole piece, divides a positive pole piece and a negative pole piece into a plurality of continuous and uncut units, the fixture is provided with a plurality of continuous units, the units comprise the units which are connected through a trunk to form a continuous belt shape, a groove is arranged between the adjacent units, the groove is used as a cutting line of the profile of the pole piece single piece, and referring to fig. 2, the unit comprises a first part 71 and a second part 72 which are connected into a whole, the first part corresponds to the shape of the positive pole single piece or the negative pole single piece, the shape of the positive pole single piece or the negative pole single piece is a long strip, a circle or other special shapes, one end of the positive electrode is provided with a second part, the second part corresponds to the shape of the positive electrode single sheet or the negative electrode single sheet, the first sections are disconnected from each other, the second sections are connected to each other by a connection backbone 73, the cut pole pieces are connected into a continuous whole at the pole ear position by connecting the outlines of the trunk and the unit.
Based on the structure, the utility model discloses still provide a production technology of lamination battery simultaneously, including following step: 1) the positive and negative pole pieces are divided into a plurality of continuous units which are not cut off, the pole pieces are placed on a clamp by adopting the clamp as shown in the figure and utilizing the existing laser cutting machine, and the pole pieces are cut along cutting lines by laser;
2) placing the cut first negative plate;
3) spraying glue;
4) placing a first diaphragm on the negative plate after glue spraying;
5) carrying out hot pressing;
6) spraying glue on the first diaphragm after hot pressing;
7) placing the first positive plate, and then carrying out hot pressing;
8) spraying glue again, and placing a second diaphragm;
9) placing a second negative plate, repeating the steps 3-8, and overlapping according to a negative-positive unit mode;
10) and after the number of layers required by the battery is stacked, cutting the product containing a plurality of unit batteries into small batteries according to unit division in another cutting device, and finally packaging, drying, injecting liquid and the like each small unit battery by using an aluminum-plastic film to complete the manufacture of the laminated lithium ion battery.
The unit include pole piece matrix, utmost point ear setting is in pole piece matrix one side, passes through the connecting band interconnect between the adjacent utmost point ear.
And gaps are cut between the adjacent pole piece matrixes.
The utility model discloses the working method does: the manufacturing method comprises the steps of cutting positive and negative plates into continuous uncut pole piece membranes, then manufacturing and producing laminated batteries through a rotating disc type device, overlapping the positive and negative plates and a diaphragm on a workbench according to a negative-positive mode of the negative plate-diaphragm-positive plate-diaphragm-negative plate-diaphragm-positive plate-diaphragm … -diaphragm-negative plate, carrying out glue spraying and hot pressing for many times in the overlapping process, cutting the product containing a plurality of unit batteries into small batteries in another cutting device according to unit division after the number of layers required by the batteries is finished, finally packaging each small unit battery by an aluminum-plastic film, and then drying and injecting the battery core in the aluminum-plastic film to prepare the flexible package type lithium ion battery meeting the requirements of customers.
The foregoing is merely an exemplary embodiment of the invention and other variations may be readily made without departing from the true scope of the invention as described in the following claims.
Claims (7)
1. The utility model provides a carousel formula device for production of lamination battery, its characterized in that, the device include material loading station, point and hot pressing station, and material loading station, point are glued station and hot pressing station and are set up clockwise along the carousel, the material loading station includes first workstation, the point is glued the station and is included point gum machine, second workstation, and the second workstation is set up below point gum machine as the point platform of gluing, hot pressing station includes hot press and third workstation, and the third workstation sets up in the hot press below as hot pressing platform, and first workstation, second workstation and third workstation are fixed respectively on the carousel.
2. The rotary table type device according to claim 1, wherein the dispenser comprises a dispensing mechanism and a traversing mechanism, the dispensing mechanism comprises a mounting base, and a lifting driving portion, a lifting plate, a glue cylinder, a dispensing valve and a dispensing head which are mounted on the mounting base, the dispensing valve is connected between the glue cylinder and the dispensing head to control the dispensing amount of the dispensing head, the traversing mechanism drives the dispensing mechanism to move left and right to enable the dispensing head to approach the piece to be dispensed on the second worktable, the dispensing head is mounted on the lifting plate, the lifting driving portion is a lifting cylinder, and the lifting cylinder is connected with the lifting plate.
3. The rotary table type device according to claim 2, wherein the traversing mechanism is a motor screw rod driving structure, the screw rod is connected with the mounting base through a sliding module, and the mounting base is made to slide on the second working table back and forth through the motor screw rod driving structure.
4. The rotating disc type device according to claim 3, wherein the first, second and third working tables are uniformly provided with a plurality of positioning holes.
5. The rotating disc type device according to claim 4, wherein the hot press comprises a lower press plate, a fixed plate, a guide rod and a cylinder for driving the lower press plate to move linearly, the cylinder is disposed in the center of the fixed plate, the output end of the cylinder is connected with the lower press plate, the guide rod is disposed on both sides of the cylinder and connected with the fixed plate through a bearing seat, one end of the guide rod is connected with the lower press plate, a plurality of heating rods are installed in the lower press plate, and a thermocouple for detecting the hot pressing temperature is installed in the lower press plate.
6. The rotary table type device according to claim 5, wherein the loading station is provided with a manipulator, and the manipulator is used for placing the positive and negative electrode plates and discharging the products.
7. The rotating disc type device according to claim 6, further comprising a controller electrically connected to the robot, the dispensing mechanism, the rotating disc, and the hot pressing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920961781.9U CN210312828U (en) | 2019-06-24 | 2019-06-24 | A carousel formula device for laminated battery production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920961781.9U CN210312828U (en) | 2019-06-24 | 2019-06-24 | A carousel formula device for laminated battery production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210312828U true CN210312828U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920961781.9U Active CN210312828U (en) | 2019-06-24 | 2019-06-24 | A carousel formula device for laminated battery production |
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| Country | Link |
|---|---|
| CN (1) | CN210312828U (en) |
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2019
- 2019-06-24 CN CN201920961781.9U patent/CN210312828U/en active Active
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