CN106159311A - Battery core stacking positioner and localization method - Google Patents
Battery core stacking positioner and localization method Download PDFInfo
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- CN106159311A CN106159311A CN201610827954.9A CN201610827954A CN106159311A CN 106159311 A CN106159311 A CN 106159311A CN 201610827954 A CN201610827954 A CN 201610827954A CN 106159311 A CN106159311 A CN 106159311A
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
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- Secondary Cells (AREA)
Abstract
The present invention provides a kind of battery core stacking positioner and localization method, and wherein, positioner includes: for carrying the locating platform of battery core；Being arranged at the first light source above locating platform, the light that the first light source sends is incident from the top of battery core and penetrates barrier film battery core；Being arranged at the secondary light source below locating platform, the light that secondary light source sends is incident from the lower section of battery core and penetrates barrier film battery core；It is arranged at the first camera above locating platform, for obtaining the image on the positioning border of battery core end face；It is arranged at the second camera below locating platform, for obtaining the image on the positioning border of battery core bottom surface；And, it is arranged on locating platform, for the deviation correction mechanism driving locating platform to move, deviation correction mechanism is connected with first camera and second camera.The battery core that the present invention provides stacks positioner and localization method can improve the stacking precision of each step battery core, and then improves the stacking precision between each step battery core.
Description
Technical field
The present invention relates to battery core stacking location technology, particularly relate to a kind of battery core stacking positioner and localization method.
Background technology
Often present stairstepping due to the arrangement of electronic devices and components a lot of in mobile electronic device or other are irregular
Shape, therefore leave the cuboid of the placement space of battery not always rule for.Therefore, industry proposes stair-stepping electricity
Pond, promoting space availability ratio in mobile electronic device for the battery compartment, and then reduces the overall volume of mobile electronic device.
Stair-stepping battery generally includes the step battery core that at least two is stacked, according to calmly between each step battery core
Bit boundary pendency alignment, but between each step battery core, the precision of alignment is always the difficult problem that industry is difficult to capture.
Content of the invention
The present invention provides a kind of battery core stacking positioner and localization method, in order to improve the stacking of each step battery core
Precision, and then improve the stacking precision between each step battery core.
The embodiment of the present invention provides a kind of battery core stacking positioner, comprising:
For carrying the locating platform of battery core；
Being arranged at the first light source above described locating platform, the light that described first light source sends enters from the top of battery core
Penetrate and penetrate the barrier film in battery core；
Being arranged at the secondary light source below described locating platform, the light that described secondary light source sends enters from the lower section of battery core
Penetrate and penetrate the barrier film in battery core；
Be arranged at the first camera above described locating platform, for obtain battery core end face positioning border image；
It is arranged at the second camera below described locating platform, for obtaining the image on the positioning border of battery core bottom surface；With
And,
It is arranged on described locating platform, for the deviation correction mechanism driving described locating platform to move, described deviation correction mechanism
It is connected with first camera and second camera.
Further, described first light source is red light source；Described secondary light source is red light source.
Further, the incident angle of described first light source is 20 °-90 °；The incident angle of described secondary light source is 20 °-
90°。
Further, described first light source includes laying respectively at the Article 1 above two crossing positioning borders in battery core
Shape lamp and the second strip light；Secondary light source includes laying respectively at the Article 3 shape lamp below two crossing positioning borders in battery core
With Article 4 shape lamp.
Further, described first strip light and the second strip light are mutually perpendicular to；Described Article 3 shape lamp and Article 4 shape
Lamp is mutually perpendicular to.
Further, described deviation correction mechanism is used for driving described locating platform transverse shifting in the horizontal direction, longitudinally moves
Move and rotate.
Further, described deviation correction mechanism includes:
For driving the first motor of described locating platform transverse shifting in the horizontal direction, for driving described positioning flat
The second motor that platform vertically moves in the horizontal direction and for drive that described locating platform rotates in the horizontal direction
Three motors.
The embodiment of the present invention also provides a kind of localization method applying above-mentioned battery core stacking positioner, comprising:
It is placed in the first battery core on locating platform, start secondary light source and upwards irradiate and penetrate the barrier film of the first battery core,
Obtained the image on the positioning border of the first battery core end face by first camera；
It is placed in the second battery core on locating platform, start the first light source and be aimed downwardly and penetrate the barrier film of the second battery core,
Obtained the image on the positioning border of the second battery core bottom surface by second camera；
The image on the positioning border of the image on the positioning border according to described first battery core end face and the second battery core bottom surface obtains
To correction path, and by deviation correction mechanism according to described correction path adjust the position of described second battery core with described first electricity
Core pendency alignment.
Further, after obtained the image on positioning border of the first battery core end face by first camera, also include: will
Described first battery core is transferred to hot pressing platform；
After adjusted the position of described second battery core according to described correction path by deviation correction mechanism, also include: according to
Described second battery core is transferred to hot pressing platform, and is stacked in described first battery core by the transfer path identical with the first battery core
Side.
Further, after being placed in the first battery core on locating platform, and upwards irradiate starting secondary light source and wear
The barrier film of saturating first battery core, obtained the image on positioning border of the first battery core end face by first camera before, is also included:
Start the first light source and be aimed downwardly and penetrate the barrier film of the first battery core, obtained at the bottom of the first battery core by second camera
The image in face, and by deviation correction mechanism, the first battery core is rectified a deviation.
The technical scheme that the embodiment of the present invention provides is by being provided above for being aimed downwardly battery core simultaneously at locating platform
The first light source of barrier film can be penetrated, and be arranged on the lower section of locating platform for obtaining battery core bottom surface positioning boundary image
Second camera, then can be rectified a deviation by the position to battery core for the image of battery core bottom surface；By the lower section at locating platform
It is provided for the secondary light source upwards irradiating battery core and barrier film can being penetrated, and be arranged on the lower section of locating platform for obtaining
The first camera of power taking core end face positioning boundary image, then can be entangled by the position to battery core for the image of battery core end face
Partially.Further, technique scheme is capable of, on the basis of the positioning border of a battery core end face, entangling another battery core
Partially, improve the precision positioning border pendency alignment between two battery cores.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the accompanying drawing of required use is briefly described, it should be apparent that, the accompanying drawing in describing below is this
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also root
Obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the battery core stacking positioner that Fig. 1 provides for the embodiment of the present invention；
The structural representation of another angle of the battery core stacking positioner that Fig. 2 provides for the embodiment of the present invention；
The structural representation of the another angle of the battery core stacking positioner that Fig. 3 provides for the embodiment of the present invention；
The flow chart of the battery core stacking localization method that Fig. 4 provides for the embodiment of the present invention.
Reference:
1-locating platform；2-the first light source；3-secondary light source；4-first camera；5-second camera；61-the first motor；
62-the second motor；63-the 3rd motor.
Detailed description of the invention
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment being obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
Embodiment one
The embodiment of the present invention provides a kind of battery core stacking positioner, can be applied to the step-like battery core of at least two
Stacking precision, it is also possible to be applied to carry out the precision that stacking is installed at least two pole piece.The present embodiment is only with step-like electricity
As a example by core, implementation is described in detail.The structure of the battery core stacking positioner that Fig. 1 provides for the embodiment of the present invention
Schematic diagram, the structural representation of another angle of the battery core stacking positioner that Fig. 2 provides for the embodiment of the present invention, Fig. 3 is this
The structural representation of the another angle of the battery core stacking positioner that inventive embodiments provides.As shown in Figure 1 to Figure 3, this enforcement
Example provides a kind of battery core stacking positioner, comprising: locating platform the 1st, the first light source the 2nd, secondary light source the 3rd, first camera the 4th, second
Camera 5 and deviation correction mechanism.
Wherein, locating platform 1 is used for carrying battery core, and the first light source 2 is arranged at the top of locating platform 1, the first light source 2
The light going out is incident from the top of battery core and penetrates barrier film battery core.Secondary light source 3 is arranged at the lower section of locating platform 1,
The light that secondary light source 3 sends is incident from the lower section of battery core and penetrates barrier film battery core.
First camera 4 is arranged at the top of locating platform 1, and the light sending due to secondary light source 3 can penetrate barrier film,
Then first camera 4 can get the image of the whole end face of battery core from the top of battery core, especially gets the image on positioning border.
Second camera 5 is arranged at the lower section of locating platform 1, and the light sending due to the first light source 2 can penetrate barrier film, second camera
5 images that can get the whole bottom surface of battery core from the lower section of battery core, especially get the image on positioning border.Deviation correction mechanism divides
It is not connected with first camera 4 and second camera 5, determine that mobile platform 1 needs the road of movement according to the image that camera gets
Footpath, is used for driving locating platform 1 to move or rotate.
The technical scheme that the present embodiment provides is by being provided above for being aimed downwardly battery core can at locating platform
Penetrate the first light source of barrier film, and be arranged on the lower section of locating platform for obtaining the of battery core bottom surface positioning boundary image
Two cameras, then can be rectified a deviation by the position to battery core for the image of battery core bottom surface；By arranging in the lower section of locating platform
It for the secondary light source upwards irradiating battery core and barrier film can be penetrated, and is arranged on the lower section of locating platform for obtaining electricity
The first camera of core end face positioning boundary image, then can be rectified a deviation by the position to battery core for the image of battery core end face.And
And, technique scheme is capable of, on the basis of the positioning border of a battery core end face, rectifying a deviation another battery core, carrying
The precision of positioning border pendency alignment between high two battery cores.
Owing to comprising multi-layer isolation films in battery core, above-mentioned first light source 2 and secondary light source 3 are required to penetrate multilayer isolation
Film, therefore can penetrate the light source of barrier film, such as red light source, infrared light supply according to the making material selection of barrier film.
First light source 2 and secondary light source 3 irradiate towards battery core, and the incident angle of light can be 20 °-90 °.This incident angle refers to
And the angle being perpendicular between battery core normal to a surface.
Battery core is positioned, positioning border, such as two crossing limits in battery core can be set according to the shape of battery core
Edge, this edge can be straight line or curve, forms angle in the intersection at two edges.The such as electricity for rectangle
Core, the both sides at one of them right angle can serve as positioning border.First light source 2 may be located at the top on this positioning border, the
Two light sources 3 may be located at the lower section on this positioning border.
In order to increase the length at two the crossing edges that can be photographed by camera, and then improve correction precision, preferably
, the first light source 2 can use the first strip light and the second strip light, lays respectively at two crossing positioning borders in battery core
Top.For the battery core of rectangle, the first strip light and the second strip light are arranged in a mutually vertical manner.Being similar to, secondary light source 3 can be adopted
With Article 3 shape lamp and Article 4 shape lamp, lay respectively at the lower section on two crossing positioning borders in battery core.Electricity for rectangle
Core, Article 3 shape lamp and Article 4 shape lamp are arranged in a mutually vertical manner.
Locating platform 1 can under the drive of deviation correction mechanism in the horizontal direction transverse shifting, vertically move, can also be at water
Square rotating up, the center of rotation is not limited to certain fixing point, can freely select.Corresponding, first can be used
Motor 61, is arranged on the lower section of locating platform 1, is used for driving locating platform 1 transverse shifting in the horizontal direction；Second motor
62, it is arranged on the lower section of locating platform 1, be used for driving locating platform 1 to vertically move in the horizontal direction；3rd motor 63, if
Put the lower section at locating platform 1, be used for driving locating platform 1 to rotate in the horizontal direction.
The flow chart of the battery core stacking localization method that Fig. 4 provides for the embodiment of the present invention.As shown in Figure 4, for above-mentioned electricity
Core stacks positioner, and the present embodiment provides a kind of localization method, comprising:
It step 101, is placed in the first battery core on locating platform, start secondary light source and upwards irradiate and penetrate the first battery core
Barrier film, is obtained the image on the positioning border of the first battery core end face by first camera.
It step 102, is placed in the second battery core on locating platform, start the first light source and be aimed downwardly and penetrate the second battery core
Barrier film, is obtained the image on the positioning border of the second battery core bottom surface by second camera.
Step 103, the figure according to the positioning image on border of the first battery core end face and the positioning border of the second battery core bottom surface
As obtain rectify a deviation path, and by deviation correction mechanism according to correction path adjust the second battery core position with first battery core pendency right
Together.
The technical scheme that the present embodiment provides is aimed downwardly battery core by the first light source being provided above at locating platform
And penetrate barrier film, it is arranged on the second camera below locating platform and obtain the image on the first battery core bottom surface positioning border, then
Upwards irradiated battery core by the secondary light source arranging in the lower section of locating platform and penetrate barrier film, being arranged under locating platform
The first camera of side obtains the image on battery core end face positioning border, then on the basis of the positioning border of the first battery core end face, to the
Two battery cores are rectified a deviation, and improve the precision positioning border pendency alignment between two battery cores.
Said method is applicable to difform laminated cell, compatible three or more than three multi-step composite battery cores
Or the top and bottom of the naked battery core of lamination increase the structure of a piece of one side negative electrode.Below as a example by three step-like battery cores stack
It is specifically described.
Step one, the first battery core that will be located in the bottom is placed in locating platform 1 by way of manipulator or artificial loading
On, it is then turned on secondary light source 3 below locating platform 1 barrier film with incidence angle to be 20 °-90 ° penetrate the first battery core.It is positioned at
First camera 4 above locating platform 1 shoots the edge of the first battery core end face, namely the positioning border of the superiors' pole piece.
In order to improve stacking precision further, the first light source 2 can be started after being placed in the first battery core on locating platform
It is aimed downwardly and penetrates the barrier film of the first battery core, obtained the image of the first battery core bottom surface by second camera 5, and by correction
First battery core is tentatively rectified a deviation by mechanism.Specifically can be according to certain algorithm to the first battery core the superiors pole piece or orlop pole
Calculate between the positioning border of piece and default position location, result of calculation is driven locating platform 1 by deviation correction mechanism
The position location rotating and the first battery core correction extremely being preset.Finally, by manipulator, the first battery core can be transferred to thermal crushing
Platform.
Step 2, the second battery core that will be located in intermediate layer is placed in locating platform 1 by way of manipulator or artificial loading
On, it is then turned on the first light source 2 above locating platform 1 barrier film with incidence angle to be 20 °-90 ° penetrate the second battery core.It is positioned at
Second camera 5 below locating platform 1 shoots the edge of the second battery core bottom surface, namely the positioning border of orlop pole piece.According to
The first battery core end face positioning position on border or the position location preset after rectifying a deviation the first battery core, pass through deviation correction mechanism
By the second battery core correction to the position alignd with the first battery core end face pendency.
Step 3, open secondary light source 3 below locating platform 1 with incidence angle be 20 °-90 ° penetrate the second battery core every
From film.It is positioned at the first camera 4 above locating platform 1 and shoot the edge of the second battery core end face, namely the positioning of the superiors' pole piece
Border.Afterwards, by manipulator, the second battery core can be transferred to hot pressing platform, and be positioned above the first battery core, the road of transfer
Footpath is consistent with the first battery core, to ensure that the second battery core is alignd with the first battery core pendency.
Step 4, the 3rd battery core that will be located in top layer is placed on locating platform 1 by way of manipulator or artificial loading,
It is then turned on the first light source 2 above locating platform 1 barrier film with incidence angle to be 20 °-90 ° penetrate the 3rd battery core.It is fixed to be positioned at
Second camera 5 below bit platform 1 shoots the edge of the 3rd battery core bottom surface, namely the positioning border of orlop pole piece.According to
The two battery core end faces positioning positions on borders or the position location preset after rectifying a deviation the 3rd battery core, will by deviation correction mechanism
3rd battery core correction is to the position alignd with the second battery core end face pendency.Afterwards, by manipulator, the 3rd battery core can be transferred to
Hot pressing platform, and it is positioned above the second battery core, the path of transfer is consistent with the second battery core, to ensure the 3rd battery core and the second electricity
Core pendency alignment.
Step 5, on hot pressing platform, is pressed by under heating platen, compresses the 3rd battery core, the second battery core and the first battery core,
After the setting time, three battery cores are compounded to form complete multi-step core strueture.
Second battery core is substantially carried out on the basis of the positioning border of the first battery core upper surface by technique scheme
Correction, then on the basis of the positioning border of the second battery core upper surface, the 3rd battery core is rectified a deviation, improve between each battery core
The precision of positioning border pendency alignment.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit；To the greatest extent
The present invention has been described in detail by pipe with reference to foregoing embodiments, it will be understood by those within the art that: it depends on
So the technical scheme described in foregoing embodiments can modify, or wherein some or all of technical characteristic is entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a battery core stacking positioner, it is characterised in that include:
For carrying the locating platform of battery core；
Being arranged at the first light source above described locating platform, the light that described first light source sends is from the top incidence of battery core simultaneously
Penetrate the barrier film in battery core；
Being arranged at the secondary light source below described locating platform, the light that described secondary light source sends is from the lower section incidence of battery core simultaneously
Penetrate the barrier film in battery core；
Be arranged at the first camera above described locating platform, for obtain battery core end face positioning border image；
It is arranged at the second camera below described locating platform, for obtaining the image on the positioning border of battery core bottom surface；And,
It is arranged on described locating platform, for driving the deviation correction mechanism that described locating platform moves, described deviation correction mechanism and the
One camera is connected with second camera.
2. battery core according to claim 1 stacking positioner, it is characterised in that described first light source is red light source；Institute
Stating secondary light source is red light source.
3. battery core according to claim 1 and 2 stacking positioner, it is characterised in that the incidence angle of described first light source
Degree is 20 °-90 °；The incident angle of described secondary light source is 20 °-90 °.
4. battery core according to claim 3 stacking positioner, it is characterised in that described first light source includes laying respectively at
The first strip light above two crossing positioning borders and the second strip light in battery core；Secondary light source includes laying respectively at battery core
In Article 3 shape lamp below two crossing positioning borders and Article 4 shape lamp.
5. battery core according to claim 4 stacking positioner, it is characterised in that described first strip light and the second bar shaped
Lamp is mutually perpendicular to；Described Article 3 shape lamp and Article 4 shape lamp are mutually perpendicular to.
6. battery core according to claim 1 stacking positioner, it is characterised in that described deviation correction mechanism is used for driving described
Locating platform transverse shifting in the horizontal direction, vertically move and rotate.
7. battery core according to claim 6 stacking positioner, it is characterised in that described deviation correction mechanism includes:
For driving the first motor of described locating platform transverse shifting in the horizontal direction, for driving described locating platform to exist
The second motor vertically moving in horizontal direction and the 3rd electricity for driving described locating platform to rotate in the horizontal direction
Machine.
8. the localization method of the battery core stacking positioner applying any one of claim 1-7, it is characterised in that include:
It is placed in the first battery core on locating platform, start secondary light source and upwards irradiate and penetrate the barrier film of the first battery core, pass through
First camera obtains the image on the positioning border of the first battery core end face；
It is placed in the second battery core on locating platform, start the first light source and be aimed downwardly and penetrate the barrier film of the second battery core, pass through
Second camera obtains the image on the positioning border of the second battery core bottom surface；
The image on the positioning border of the image on the positioning border according to described first battery core end face and the second battery core bottom surface is entangled
Inclined path, and adjust the position of described second battery core to hang with described first battery core by deviation correction mechanism according to described correction path
Hang down and align.
9. localization method according to claim 8, it is characterised in that
After obtained the image on positioning border of the first battery core end face by first camera, also include: by described first battery core
It is transferred to hot pressing platform；
After adjusted the position of described second battery core according to described correction path by deviation correction mechanism, also include: according to the
Described second battery core is transferred to hot pressing platform, and is stacked in above described first battery core by the identical transfer path of one battery core.
10. localization method according to claim 8, it is characterised in that after being placed in the first battery core on locating platform,
And upwards irradiate starting secondary light source and penetrate the barrier film of the first battery core, obtain the first battery core end face by first camera
Before the image on positioning border, also include:
Start the first light source and be aimed downwardly and penetrate the barrier film of the first battery core, obtain the first battery core bottom surface by second camera
Image, and by deviation correction mechanism, the first battery core is rectified a deviation.
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| CN107052741A (en) * | 2017-02-21 | 2017-08-18 | 宁德新能源科技有限公司 | The process equipment and processing method of battery core |
| WO2019052882A1 (en) * | 2017-09-13 | 2019-03-21 | Robert Bosch Gmbh | Method for correcting the position of electrode stacks when arranging them |
| CN109994771A (en) * | 2019-04-23 | 2019-07-09 | 无锡奥特维智能装备有限公司 | A kind of battery core stacker mechanism |
| WO2019148466A1 (en) * | 2018-02-02 | 2019-08-08 | 深圳前海优容科技有限公司 | Lamination positioning apparatus and lamination positioning method |
| CN111390893A (en) * | 2019-01-03 | 2020-07-10 | 海因里希·格奥尔格机械制造有限公司 | Method and positioning system for producing a transformer core |
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| CN111934023A (en) * | 2020-07-29 | 2020-11-13 | 昆山聚创新能源科技有限公司 | Battery cell stacking device and method |
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| CN116914226A (en) * | 2023-09-12 | 2023-10-20 | 海目星激光智能装备（江苏）有限公司 | Deviation rectifying and positioning platform and deviation rectifying method of battery pole piece |
| DE102022124788B3 (en) | 2022-09-27 | 2024-01-18 | Mb Atech Gmbh | Inspection during the production of modules or preliminary stages of modules |
| DE102022124784A1 (en) | 2022-09-27 | 2024-03-28 | Mb Atech Gmbh | Inspection during the production of modules or preliminary stages of modules |
| CN117870564A (en) * | 2024-03-11 | 2024-04-12 | 宁德时代新能源科技股份有限公司 | Detection method and system for cell Mylar film |
| CN114714037B (en) * | 2022-04-19 | 2024-06-04 | 惠州亿纬集能有限公司 | Welding deviation rectifying method for soft package battery |
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