CN209470673U - A kind of battery pole piece detection device - Google Patents
A kind of battery pole piece detection device Download PDFInfo
- Publication number
- CN209470673U CN209470673U CN201822217306.9U CN201822217306U CN209470673U CN 209470673 U CN209470673 U CN 209470673U CN 201822217306 U CN201822217306 U CN 201822217306U CN 209470673 U CN209470673 U CN 209470673U
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- pole piece
- battery pole
- detection device
- object lens
- mounting platform
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Abstract
The utility model provides a kind of battery pole piece detection device, for detecting whether battery pole piece arc-shaped deformation occurs, detection device includes mounting portion and measurement portion, the measurement portion includes secondary element image measuring instrument ontology and the object lens that are mounted on the secondary element image measuring instrument ontology, the object lens are detachably connected with the secondary element image measuring instrument ontology, and the object lens include wide-angle lens or zoom lens；The battery pole piece can be mounted on the mounting portion, and the mounting portion can be mobile relative to the measurement portion, so that the object lens can acquire the image of the battery pole piece.Battery pole piece detection device in the application using secondary element image measuring instrument cooperation wide-angle lens or zoom lens to whether battery pole piece arc-shaped deformation occurs due to being detected, only need a people that can complete whole detecting steps, human cost is saved, detection efficiency is improved.
Description
Technical field
The utility model relates to detection technique fields, and in particular to a kind of battery pole piece detection device.
Background technique
In the production process of electrodes of lithium-ion batteries, the case where roll-in and cutting process will appear pole piece arc-shaped deformation.
Pole piece occur the problem of arc-shaped deformation when being due to roll-in the elongation in pole piece material area and foil area it is different, in turn result in of pole piece
Power is different, and then deforms.
In addition, to pole piece carry out slitting operation when, due to the knife position of cutting device be it is fixed, pole piece is in deviation correcting device
Under the action of can also generate arc deformation.Pole piece, which generates arc-shaped deformation, will affect the stability of pole piece size, to will affect volume
Around the stability of rear positive and negative electrode package.And the stability of positive and negative electrode package is to influence the important indicator of the security performance of battery.
In order to detect whether the pole piece produced the problem of arc-shaped deformation occurs, need to detect pole piece.It is existing
Detection method be that pole piece after taking 1 meter of long roll-in or after cutting is placed on plate, using with scale and straight
Pole piece both ends are fitted in utensil both ends and are straightened and even up the size for measuring pole piece arc by measuring appliance, such as straight steel ruler.This
The Comparison between detecting methods of sample are time-consuming, and need two people's cooperation parts that can detect, and not only consume a large amount of human and material resources, detect
As a result nor it is very accurate.
Utility model content
In view of this, one of the purpose of this utility model is to provide a kind of battery pole piece detection device, it is existing to solve
Battery pole piece detection device operator can not individually operate in technology, and carry out battery using existing detection device
The existing problem that detection efficiency is low, detection accuracy is poor of pole piece detection.
In order to achieve the above objectives, the utility model uses following technical scheme:
A kind of battery pole piece detection device, for detecting whether battery pole piece arc-shaped deformation, including mounting portion and survey occurs
Amount portion, the measurement portion include secondary element image measuring instrument ontology and the object that is mounted on the secondary element image measuring instrument ontology
Mirror, the object lens are detachably connected with the secondary element image measuring instrument ontology, and the object lens include wide-angle lens or zoom
Camera lens；
The battery pole piece can be mounted on the mounting portion, and the mounting portion can be mobile relative to the measurement portion,
So that the object lens can acquire the image of the battery pole piece.
Preferably, the mounting portion includes mounting platform, and the battery pole piece is fixed on the mounting platform, the electricity
Pond pole piece is parallel to each other with the mounting platform, and the object lens are cylindrical, the axis of the object lens and the mounting platform phase
It is mutually vertical.
Preferably, the mounting portion further includes sliding rail and sliding block, the sliding block can the relatively described sliding rail sliding, the cunning
Block is fixed on the bottom surface of the mounting platform, and the sliding block is slided relative to the sliding rail to drive the mounting platform mobile.
Preferably, the sliding rail includes horizontal slide rail and vertical rails, and the measurement portion is fixed, and the sliding block can be distinguished
It is moved along the horizontal slide rail and the vertical rails, to drive the battery pole piece to be mutually perpendicular in the axis with the object lens
Plane on move along the horizontal or vertical.
Preferably, the mounting platform includes the clearance light being arranged along the edge of the mounting platform；And/or
The mounting platform includes being arranged on the mounting platform surface to be used to illuminate the battery pole piece
Surface light.
Preferably, the detection device further includes the briquetting for the battery pole piece to be fixed, the battery pole
In elongated, the both ends of the length direction of the battery pole piece are pressed on the mounting platform piece by the briquetting.
Preferably, the detection device further includes display device, the display device and the secondary element image measuring instrument
Ontology is connected, and the display device is used for the image of the collected battery pole piece of the object lens on said display means
It is shown.
Preferably, the secondary element image measuring instrument includes image processing apparatus, described image processing unit respectively with institute
It states object lens to be connected with the display device, described image processing unit is for handling simultaneously the object lens acquired image
By treated, image transmitting gives the display device.
Battery pole piece detection device in the application is due to using secondary element image measuring instrument cooperation wide-angle lens or change
Zoom lens are detected to whether battery pole piece arc-shaped deformation occurs, it is only necessary to and a people can complete whole detecting steps,
Human cost is saved, detection efficiency is improved.
Simultaneously as detecting using sophisticated equipments such as computers to battery pole piece, the same of detection efficiency can improved
When, detection accuracy is improved, and then guarantee the use reliability of the battery using the battery pole piece.
Detailed description of the invention
By referring to the drawings to the description of the utility model embodiment, the above-mentioned and other mesh of the utility model
, feature and advantage will be apparent from, in the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the battery pole piece detection device of specific embodiment of the present invention offer；
Fig. 2 shows the mounting structure schematic diagrams for the battery pole piece that specific embodiment of the present invention provides.
In figure:
1, mounting portion；11, mounting platform；
2, measurement portion；21, secondary element image measuring instrument ontology；22, object lens；
3, battery pole piece；
4, display device；41, display screen.
Specific embodiment
The utility model is described below based on embodiment, it should be understood by one skilled in the art that mentioning herein
The attached drawing of confession is provided to the purpose of explanation, and attached drawing is not necessarily drawn to scale.
Unless the context clearly requires otherwise, "include", "comprise" otherwise throughout the specification and claims etc. are similar
Word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, be " including but not limited to " contains
Justice.
In the description of the present invention, it should be understood that term " first ", " second " etc. are used for description purposes only,
It is not understood to indicate or imply relative importance.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " it is meant that two or more.
As depicted in figs. 1 and 2, this application provides a kind of battery pole piece detection devices, for whether detecting battery pole piece
There is arc-shaped deformation, to improve the accuracy of battery pole piece testing result.
Specifically, detection device includes mounting portion 1 and measurement portion 2, wherein measurement portion 2 includes secondary element image measuring instrument
Ontology 21 and the object lens 22 being mounted on secondary element image measuring instrument ontology 21, object lens 22 and secondary element image measuring instrument ontology 21
It is detachably connected, i.e., object lens 22 are able to carry out replacement, and the type of object lens 22 can be replaced according to different test objects.Due to
Battery pole piece 3 is carried out in detection process, the size of battery pole piece 3 is usually larger, and can generally take length is 1 meter of battery pole piece
3 are detected, and therefore, object lens 22 are preferred to select wide-angle lens or zoom lens, above two object lens 22 can collect compared with
Image in big region improves detection to guarantee that the image of the battery pole piece 3 used as detection sample can be acquired completely
As a result accuracy.
Further, battery pole piece 3 can be mounted on mounting portion 1, mounting portion 1 can relative measurement portion 2 it is mobile so that
Object lens 22 can acquire the image of battery pole piece 3.In a specific embodiment, mounting portion 1 includes mounting platform 11, battery
Pole piece 3 is fixed on mounting platform 11, and battery pole piece 3 is parallel to each other with mounting platform 11, and object lens 22 are cylindrical, object lens 22
Axis is mutually perpendicular to mounting platform 11.In order to guarantee that the image for the battery pole piece 3 being mounted on mounting platform 11 can be clear
The acquisition of Chu, mounting platform 11 includes the clearance light (not shown) being arranged along the edge of mounting platform 11, when clearance light point
When bright, 11 region of mounting platform can clearly be expressed, to guarantee that the position of mounting platform 11 can be clear
Identification.It is further preferred that mounting platform 11 further includes being arranged on 11 surface of mounting platform to be used to carry out battery pole piece 3
The surface light (not shown) of illumination is placed on the image energy of the battery pole piece 3 on mounting platform 11 when surface light is lighted
It is enough more clearly to be acquired by object lens 22, to guarantee the accuracy of testing result.
Further, mounting portion 1 further includes sliding rail and sliding block (not shown), and sliding block can be slided with respect to sliding rail,
Sliding block is fixed on the bottom surface of mounting platform 11, and sliding block is slided relative to sliding rail to drive mounting platform 11 mobile.Sliding rail includes cross
To sliding rail and vertical rails, measurement portion 2 is fixed, and sliding block can transversely sliding rail and vertical rails be mobile respectively, to drive battery
Pole piece 3 with moved along the horizontal or vertical in the orthogonal plane of the axis of object lens 22.Since measurement portion is 2 fixed
, mobile mounting portion 1 can guarantee that the image of entire battery pole piece 3 can be measured the acquisition of portion 2, to be to battery pole piece 3
No generation arc-shaped bend is detected.
Further, for convenience battery pole piece 3 is fixed on mounting platform 11, detection device further include for pair
The briquetting (not shown) that battery pole piece 3 is fixed, battery pole piece 3 is in elongated, and briquetting is by the length direction of battery pole piece 3
Both ends be pressed on mounting platform 11 so that battery pole piece 3 can not be moved relative to mounting platform 11, avoid measurement portion 2
During the image to battery pole piece 3 is acquired, battery pole piece 3 generates movement, causes testing result inaccurate.
Further, detection device further includes display device 4, display device 4 and secondary element image measuring instrument ontology 21
It is connected, display device 4 in display device 4 for showing the image of the collected battery pole piece 3 of object lens 22.It is preferred that
Ground, display device 4 include display screen 41.Secondary element image measuring instrument 21 includes image processing apparatus (not shown), image
Processing unit is connected with object lens 22 and display device 4 respectively, and image processing apparatus is used to carry out 22 acquired image of object lens
It handles and image transmitting of inciting somebody to action that treated is to display device 4.
The application also proposed a kind of detection method of battery pole piece, for detecting whether battery pole piece arc change occurs
Shape detects battery pole piece using battery pole piece detection device as above, and detection method includes the following steps:
S1, battery pole piece is mounted on mounting portion；
S2, mounting portion is moved to initial position；
It is carried out in moving process to mounting portion, operator operates secondary element image measuring instrument ontology, control
Sliding block drives mounting portion to move along sliding rail.In moving process, sliding block is mobile first along horizontal slide rail, when mounting portion is mobile
To horizontal slide rail origin when, the reminding unit of detection device issues prompt tone, and operator can stop controlling sliding block at this time
It is mobile to continue transversely guide rail.Then, operator continue control sliding block moved along vertical guide, when the prompt of detection device
When unit issues prompt tone, show that mounting portion at this time is moved to the far point of vertical direction, stops at this point, operator controls sliding block
It is mobile, test section can be used and start to be acquired the image of battery pole piece.
S3, mobile mounting portion, measurement portion carry out Image Acquisition to battery pole piece；
It after mounting portion is moved to origin position, needs to be acquired the whole image of battery pole piece, at this point, operation
Personnel control sliding block is moved since origin, since the width of battery pole piece usually can be acquired disposably, it is only necessary to control
Sliding block is moved along the length direction of battery pole piece, so that the image of battery pole piece in the longitudinal direction is acquired completely
?.
S4, the image of battery pole piece is handled.
Wherein, since battery pole piece is in elongated, S4 the following steps are included:
S41, the middle line for being parallel to length direction for obtaining battery pole piece in image；
S42, battery pole piece in image is obtained towards protruding far from mounting portion side and apart from farthest first point of mounting portion, or
Person obtains the second point nearest apart from mounting portion that battery pole piece is protruded towards mounting portion side；
S43, make vertical line from or second point to the middle line of battery pole piece in the width direction at first point, obtained vertical line section
Length is the numerical value that battery pole piece generates arc-shaped deformation.
Herein, it should be noted that in control mounting portion moving process, in order to guarantee that the image of battery pole piece can be by
Acquisition, mounting portion need the movement that remains a constant speed completely and clearly.
Battery pole piece is detected using the battery pole piece detection device in the application, and using above-mentioned detection method,
Only need an operator can complete whole detection work, while improving working efficiency, saved manpower at
This.
Since the detection device in the application is that full-computerized detects automatically, testing result is that computer is made automatically, no
It will appear since the operation error of operator generates measurement error, testing result is accurate, and saving connects testing cost.
Those skilled in the art will readily recognize that above-mentioned each preferred embodiment can be free under the premise of not conflicting
Ground combination, superposition.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for art technology
For personnel, the utility model can have various modifications and changes.It is all made within the spirit and principle of the utility model
Any modification, equivalent substitution, improvement and etc. should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of battery pole piece detection device, for detecting whether battery pole piece arc-shaped deformation occurs, which is characterized in that including peace
Dress portion and measurement portion, the measurement portion include secondary element image measuring instrument ontology and are mounted on the secondary element image measuring instrument sheet
Object lens on body, the object lens are detachably connected with the secondary element image measuring instrument ontology, and the object lens include wide-angle lens
Or zoom lens；
The battery pole piece can be mounted on the mounting portion, and the mounting portion can be mobile relative to the measurement portion, so that
The object lens can acquire the image of the battery pole piece.
2. battery pole piece detection device according to claim 1, which is characterized in that the mounting portion includes mounting platform,
The battery pole piece is fixed on the mounting platform, and the battery pole piece is parallel to each other with the mounting platform, the object lens
Cylindrical, the axis of the object lens is mutually perpendicular to the mounting platform.
3. battery pole piece detection device according to claim 2, which is characterized in that the mounting portion further includes sliding rail and cunning
Block, the sliding block can sliding rail sliding relatively, the sliding block is fixed on the bottom surface of the mounting platform, the sliding block phase
The sliding rail is slided to drive the mounting platform mobile.
4. battery pole piece detection device according to claim 3, which is characterized in that the sliding rail includes horizontal slide rail and erects
To sliding rail, the measurement portion is fixed, and the sliding block can be moved along the horizontal slide rail and the vertical rails respectively, to drive
The battery pole piece with moved along the horizontal or vertical in the orthogonal plane of the axis of the object lens.
5. battery pole piece detection device according to claim 2, which is characterized in that the mounting platform includes along the peace
The clearance light of the edge setting of assembling platform；And/or
The mounting platform includes the table for being illuminated to the battery pole piece being arranged on the mounting platform surface
Face lamp.
6. battery pole piece detection device according to claim 2, which is characterized in that the detection device further include for pair
The briquetting that the battery pole piece is fixed, the battery pole piece is in elongated, and the briquetting is by the length side of the battery pole piece
To both ends be pressed on the mounting platform.
7. battery pole piece detection device according to one of claims 1 to 6, which is characterized in that the detection device is also wrapped
Display device is included, the display device is connected with the secondary element image measuring instrument ontology, and the display device is used for will be described
The image of the collected battery pole piece of object lens is shown on said display means.
8. battery pole piece detection device according to claim 7, which is characterized in that the secondary element image measuring instrument includes
Image processing apparatus, described image processing unit are connected with the object lens and the display device respectively, described image processing dress
Set for the object lens acquired image handle and will treated image transmitting to the display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822217306.9U CN209470673U (en) | 2018-12-27 | 2018-12-27 | A kind of battery pole piece detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822217306.9U CN209470673U (en) | 2018-12-27 | 2018-12-27 | A kind of battery pole piece detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209470673U true CN209470673U (en) | 2019-10-08 |
Family
ID=68091108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822217306.9U Active CN209470673U (en) | 2018-12-27 | 2018-12-27 | A kind of battery pole piece detection device |
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| Country | Link |
|---|---|
| CN (1) | CN209470673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579727A (en) * | 2018-12-27 | 2019-04-05 | 天津银隆新能源有限公司 | A kind of battery pole piece detection device and detection method |
-
2018
- 2018-12-27 CN CN201822217306.9U patent/CN209470673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579727A (en) * | 2018-12-27 | 2019-04-05 | 天津银隆新能源有限公司 | A kind of battery pole piece detection device and detection method |
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