CN109358064A - Pole piece film-making winding defect global function detection method, equipment, medium and system - Google Patents
Pole piece film-making winding defect global function detection method, equipment, medium and system Download PDFInfo
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- CN109358064A CN109358064A CN201811010897.0A CN201811010897A CN109358064A CN 109358064 A CN109358064 A CN 109358064A CN 201811010897 A CN201811010897 A CN 201811010897A CN 109358064 A CN109358064 A CN 109358064A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
- G01C11/04—Interpretation of pictures
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
- G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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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
Abstract
The present invention provides pole piece film-making winding defect global function detection method, comprising steps of detection pole piece position, measures size, detects rubberizing defect, blue glue is detected, parameter coordinate, coordinates computed distance, pole piece deviation correction are searched, signal in place is received, naked battery core image is acquired, detects naked battery core apparent size.The present invention relates to electronic equipments and readable storage medium storing program for executing, for executing pole piece film-making winding defect global function detection method.The invention further relates to pole piece film-making winding defect global function detection systems.Present invention realization appears to the gummed paper on pole piece position, pole piece, rubberizing, metal is leaked in rubberizing, the automatic detection of blue glue, the image arrived by analysis detection, detect the anode and cathode spacing, anode and diaphragm spacing of pole piece, automatically naked battery core apparent size is detected, can satisfy huge demand and high-quality requirement of the consumer to lithium battery.
Description
Technical field
The present invention relates to pole piece film-making winding defect detection technique field more particularly to pole piece film-making winding defect global functions
Detection method, equipment, medium and system.
Background technique
Currently, lithium battery widely applies to various industries, such as mobile phone, plate, notebook, desktop computer, electronic
Car, electric bus etc..Consumer is very big to the demand of lithium battery, and increasingly to the quality requirement of lithium battery
It is high.In existing pole piece process, gummed paper, rubberizing on pole piece position, pole piece are appeared, rubberizing leakage metal, blue glue are typically all
Precision by process equipment itself is disposably completed, since the requirement to safety, quality consistency is continuously improved, bad products
Generation it is unavoidable, in the prior art, artificial detection is carried out to the semi-finished product after processing, low efficiency, error are big, are unable to satisfy
Huge demand and high-quality requirement of the consumer to lithium battery.Secondly, pole piece degree of registration be measure one of battery core quality it is important
Index, if pole piece degree of registration does not reach requirement, can service life to battery core and security performance generate significant impact, very
Scrapping for naked battery core can extremely be directly resulted in.In the prior art, the problems such as being prone to bending, deviate due to the starting point of pole piece,
So that the target position in the physical location of the starting point of pole piece and volume needle generates dislocation, the mode of inserted sheet correction at present can only be to pole
Piece is inserted on volume needle and rectifies a deviation, and deviation rectification accuracy is lower, it cannot be guaranteed that the quality of electric core winding.Again, existing naked battery core
Detection method is usually manual measurement, compresses naked battery core by manpower, then blocks naked battery core with vernier caliper and measure,
Existing measurement method causes the measurement accuracy of naked battery core lower, is unable to satisfy the battery core design high-precision increasingly promoted and wants
It asks.Therefore, a kind of pole piece film-making winding defect global function detection method and system that can solve the above problem is needed.
Summary of the invention
For overcome the deficiencies in the prior art, one of the objects of the present invention is to provide pole piece film-making winding defect global functions
Detection method, solves in the prior art, carries out artificial detection to the pole piece after processing, low efficiency, error are big, are unable to satisfy and disappear
Huge demand and high-quality requirement of the person of expense to lithium battery, existing inserted sheet correction mode, which can only be inserted to pole piece on volume needle, entangles
Partially, deviation rectification accuracy is lower, it cannot be guaranteed that the quality of electric core winding, existing measurement method cause the measurement accuracy of naked battery core compared with
It is low, it is unable to satisfy the problem of battery core increasingly promoted designs high-precision requirement.
The present invention provides pole piece film-making winding defect global function detection method, comprising the following steps:
Pole piece position is detected, the first pole piece image of acquisition is handled, searches pole piece in the first pole piece image
Position and the pole piece on gummed paper, judge whether the pole piece defective；
It measures size, searches the coordinate of the gummed paper, by the Coordinate generation processing region of the gummed paper, according to the place
Reason regional search gummed paper is appeared coordinate, pole piece coordinate, is calculated gummed paper by appear coordinate, pole piece coordinate of the gummed paper and is exposed pole piece
Distance, judge whether rubberizing is appeared defective；
Rubberizing defect is detected, Threshold segmentation is carried out according to gummed paper described in the coordinate pair of the gummed paper, obtains pending area,
Gummed paper threshold value and threshold parameter in the pending area are calculated, by the threshold parameter to the glue in the pending area
Paper carries out leakage metal detection, judges whether rubberizing leaks metal；
Blue glue is detected, blue glue is carried out to the first pole piece image by parameter preset and is extracted, blue glue is judged whether there is；
Parameter coordinate is searched, the second pole piece image of acquisition is obtained, the second pole piece image is searched by Measurement Algorithm
Septation coordinate, anode coordinate, cathode coordinate；
Coordinates computed distance by the diaphragm coordinate and the anode combinatorial coordinates, and calculates the diaphragm coordinate and institute
The distance between anode coordinate is stated, by the diaphragm coordinate and the cathode combinatorial coordinates, and calculates the diaphragm coordinate and institute
State the distance between cathode coordinate；
Pole piece deviation correction, judge respectively the distance between the diaphragm coordinate and the anode coordinate, the diaphragm coordinate with
Whether the distance between described cathode coordinate and deviation-rectifying system data have deviation, are to calculate offset distance and be sent to automatic volume
Controller error correct mechanism around machine is wound correction；
Signal in place is received, receives the first naked battery core signal in place, and signal controls in place according to the described first naked battery core
The mobile naked battery core of naked battery core shift unit is to detecting position；
Naked battery core image is acquired, receives the second naked battery core signal in place, and signal is sent out in place according to the described second naked battery core
It send acquisition signal to image collecting device to carry out Image Acquisition, obtains naked battery core image；
Naked battery core apparent size is detected, naked battery core position is searched on the naked battery core image by positional parameter, in institute
It states and naked cell polar ear spacing, naked battery core width is measured at naked battery core position, judge the naked cell polar ear spacing, naked electricity
Whether core width is that then naked battery core apparent size is normal in threshold value, and otherwise naked battery core apparent size is abnormal.
Further, in the detection pole piece position, if not finding the gummed paper on the pole piece, it is scarce to determine that the pole piece has
Fall into, prompt positioning failure, and send a control signal to pelleter shut down, monovolume or mark processing；If finding the pole piece
On gummed paper, then go to step and measure size；
In the lookup parameter coordinate, the anode coordinate includes first anode coordinate, second plate coordinate, the diaphragm
Coordinate includes the first diaphragm coordinate, the second diaphragm coordinate, and the cathode coordinate includes the first cathode coordinate, the second cathode coordinate,
The first diaphragm coordinate in the second pole piece image, the second diaphragm coordinate, first anode coordinate, second are searched by Measurement Algorithm
Anode coordinate, the first cathode coordinate, the second cathode coordinate；
Further include the processing of step testing result, if naked battery core apparent size is normal, controls the naked battery core shift unit
The naked battery core is transferred to next station of up- coiler, and the reception signal in place that gos to step；If naked battery core apparent size
It is abnormal, then next station that the naked battery core is transferred to up- coiler by the naked battery core shift unit is controlled, while sending and not conforming to
Lattice signal carries out rejecting processing to the naked battery core to up- coiler, and the reception signal in place that gos to step.
Further, described to measure size, according to the processing region search the gummed paper left side appear coordinate, on the right of gummed paper
Appear coordinate, pole piece left side coordinate, coordinate on the right of pole piece, by the gummed paper left side appear coordinate, coordinate of appearing on the right of gummed paper,
Coordinate calculates the distance that gummed paper exposes pole piece on the right of pole piece left side coordinate, pole piece；
In the coordinates computed distance, by the first diaphragm coordinate and the first anode combinatorial coordinates, and institute is calculated
State the distance between the first diaphragm coordinate and the first anode coordinate, obtain first distance, by the second diaphragm coordinate with
The second plate combinatorial coordinates, and the distance between the second diaphragm coordinate and the second plate coordinate are calculated, it obtains
Second distance by the first anode coordinate and the first cathode combinatorial coordinates, and calculates the first anode coordinate and institute
The distance between first cathode coordinate is stated, third distance is obtained, by the second plate coordinate and the second cathode set of coordinates
It closes, and calculates the distance between the second plate coordinate and the second cathode coordinate, obtain the 4th distance；
Signal is that the naked battery core is located at the signal of up- coiler detection zone to the first naked battery core in place, and described second is naked
Signal is that the naked battery core is located at the signal for detecting position to battery core in place.
Further, in the blue glue of the detection, if finding blue glue region, to blue glue region carry out out operation, closed operation,
Filtering interference impurity obtains true blue glue region；If not finding blue glue region, detection is exited；
In the pole piece deviation correction, the deviation-rectifying system data include the first reference distance, the second reference distance, third reference
Distance, the 4th reference distance judge the first distance and first reference distance, the second distance and described the respectively
Two reference distances, the third distance and the third reference distance, the 4th distance and the 4th reference distance whether
There is deviation, be, calculate offset distance, and the controller error correct mechanism for being sent to sutomatic winding machine is wound correction, it is no
It then gos to step and searches parameter coordinate；
In the naked battery core apparent size of detection, the first posting is generated on the naked battery core image by positional parameter
With the second posting, naked battery core position is searched according to the first posting and the second posting.
Further, further include integrating testing result, by pole piece testing result, rubberizing appear testing result, leakage metal inspection
Survey result, blue glue testing result is integrated, and judges whether the pole piece is qualified product, be then wait to next sampled images into
Otherwise row processing sends unqualified signal triggering pelleter according to predetermined manner and handles rejected product；
In the pole piece deviation correction, the deviation-rectifying system data further include first threshold range, second threshold range, third threshold
Be worth range, the 4th threshold range, judge the first distance whether the first threshold range, the second distance whether
The second threshold range, third distance whether in the third threshold range, the 4th distance whether described the
Four threshold ranges, if any one of the first distance, the second distance, the third distance, described 4th distance are no
In corresponding threshold range, then sends a control signal to sutomatic winding machine and carry out monovolume；
In the naked battery core apparent size of detection, the first tab posting, the second pole are generated at the naked battery core position
Ear posting, the first naked battery core edge posting, the second naked battery core edge posting, to the first tab posting, second
Naked cell polar ear spacing in tab posting measures, to the described first naked battery core edge posting, the second naked battery core side
Naked battery core width in posting measures.
A kind of electronic equipment, comprising: processor；
Memory；And program, wherein described program is stored in the memory, and is configured to by processor
It executes, described program includes for executing above-mentioned pole piece film-making winding defect global function detection method.
A kind of computer readable storage medium, is stored thereon with computer program, and the computer program is held by processor
The above-mentioned pole piece film-making winding defect global function detection method of row.
Pole piece film-making winding defect global function detection system, including pelleter, up- coiler, first sensor, the second sensing
Device, 3rd sensor, image collecting device, I O board card, industrial personal computer, rubberizing detection module, pole piece deviation correction module, naked battery core appearance
Size detection module, naked battery core shift unit；The up- coiler includes up- coiler ontology, controller, deviation correction mechanism, the control
Device is connect with the up- coiler ontology, the deviation correction mechanism, and the up- coiler ontology is connect with the deviation correction mechanism, and described first
Sensor, second sensor and described image acquisition device connect, the 3rd sensor, described image acquisition device, described
Naked battery core shift unit is connect with the industrial personal computer, and the industrial personal computer passes through the I O board card and the pelleter, the winding
Machine connection, the rubberizing detection module, the pole piece deviation correction module, the naked battery core apparent size detection module are mounted on described
In industrial personal computer；Pole piece is placed in the pelleter, on the up- coiler ontology, and the first sensor detects the pole piece, and will
Trigger signal is sent to described image acquisition device, and the second sensor detects the rotating the needle position of the up- coiler ontology, and
Acquisition signal is sent to described image acquisition device, described image acquisition device acquires the first pole piece figure according to the trigger signal
Picture, described image acquisition device is according to the acquisition signal acquisition the second pole piece image, and by the first pole piece image, described
Second pole piece image is sent to the industrial personal computer, and the rubberizing detection module handles the first pole piece image, detection
Pole piece position in the first pole piece image, the gummed paper on the pole piece, rubberizing appear, rubberizing leakage metal, blue glue, the pole piece
Correction module handles the second pole piece image, detects the second pole piece image septation and anode spacing, anode
And whether cathode spacing and deviation-rectifying system data have deviation, and deviation data is sent to the control by the pole piece deviation correction module
Device, the controller control the deviation correction mechanism and are wound correction to the up- coiler ontology；The 3rd sensor detection
The naked battery core of detection zone on the up- coiler, and signal is sent to the naked battery core apparent size inspection in place by the first naked battery core
Module is surveyed, the naked battery core apparent size detection module is shifted according to the described first naked battery core signal control in place naked battery core
Device transfers the naked battery core to the detection position of described image acquisition device, and the 3rd sensor detects the detection position
Naked battery core, and signal is sent to the naked battery core apparent size detection module in place by the second naked battery core, outside the naked battery core
It sees size detection module and naked battery core image, institute is acquired according to the described second naked battery core described image acquisition device of signal control in place
It states naked battery core apparent size detection module and detects naked cell polar ear spacing, naked battery core width in the naked battery core image, generate inspection
Survey result.
Further, the pole piece deviation correction module detect the second pole piece image septation and anode spacing, anode with
Cathode spacing sends a control signal to the controller whether in threshold range, and the controller controls the deviation correction mechanism
Monovolume is carried out to the up- coiler ontology；
The testing result includes naked battery core apparent size normally and naked battery core apparent size is abnormal, when naked battery core appearance ruler
When very little normal, the naked battery core apparent size detection module controls the naked battery core shift unit and the naked battery core is transferred to volume
Around next station of machine, when naked battery core apparent size exception, the naked battery core apparent size detection module controls the naked electricity
The naked battery core is transferred to next station of up- coiler by core shift unit, while sending unqualified signal to up- coiler to described
Naked battery core carries out rejecting processing.
Further, the first sensor is optical fiber opposite type sensor；Described image acquisition device include industrial camera,
Camera lens, light source, the camera lens are mounted on the industrial camera, and the light source is for illuminating pole piece position to be detected, institute
State naked battery core position to be detected, the industrial camera by the camera lens acquire the first pole piece image, the second pole piece image,
The naked battery core image.
Compared with prior art, the beneficial effects of the present invention are:
The present invention provides pole piece film-making winding defect global function detection method, comprising the following steps: detection pole piece position is surveyed
It takes measurements, detects rubberizing defect, detect blue glue, search parameter coordinate, coordinates computed distance, pole piece deviation correction receives signal in place,
Naked battery core image is acquired, naked battery core apparent size is detected.The present invention relates to electronic equipments and readable storage medium storing program for executing, for executing pole
Piece film-making winding defect global function detection method.The invention further relates to pole piece film-making winding defect global function detection systems.This hair
Bright realization appears to the gummed paper on pole piece position, pole piece, rubberizing, metal is leaked in rubberizing, the automatic detection of blue glue, solves pole piece patch
Glue defect problem, it is high-efficient, error is small, it can satisfy huge demand and high-quality requirement of the consumer to lithium battery；By dividing
The image detected is analysed, the anode and cathode spacing, anode and diaphragm spacing of pole piece are detected, defective pole piece is carried out single
Volume, to zero defect but spacing pole piece devious is wound correction, solves in winding process between the anode and cathode of pole piece
Away from, anode and diaphragm spacing detection and correction problem, the quality of electric core winding ensure that；Realization detects naked battery core appearance ruler automatically
Very little, to detecting that defective naked battery core rejects, the measurement accuracy of naked battery core apparent size is high, can satisfy and increasingly increases
Into battery core design high-precision requirement.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
A specific embodiment of the invention is shown in detail by following embodiment and its attached drawing.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is pole piece film-making winding defect global function detection system structure of the invention；
Fig. 2 is pole piece film-making winding defect global function detection method flow chart of the invention；
Fig. 3 is that the pole piece of rubberizing detection module in the embodiment of the present invention detects interface schematic diagram；
Fig. 4 is that the pole piece of pole piece deviation correction module in the embodiment of the present invention detects interface schematic diagram；
Fig. 5 is that the naked battery core apparent size of naked battery core apparent size detection module in the embodiment of the present invention detects interface signal
Figure.
In figure: 1, pole piece；2, tab；3, pole piece posting；4, gummed paper posting；5, processing region；6, gummed paper is precisely fixed
Position frame；7, pending area；8, blue glue region；11, the first posting；12, the second posting；13, the first tab posting；
14, the second tab posting；15, the first naked battery core edge posting；16, the second naked battery core edge posting.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
Pole piece film-making winding defect global function detection system, as shown in Figure 1, including pelleter, up- coiler, the first sensing
Device, second sensor, 3rd sensor, image collecting device, I O board card, industrial personal computer, rubberizing detection module, pole piece deviation correction mould
Block, naked battery core apparent size detection module, naked battery core shift unit；First sensor is connect with image collecting device, and image is adopted
Acquisition means are connect with industrial personal computer, and industrial personal computer is connect by I O board card with pelleter, and rubberizing detection module is mounted in industrial personal computer；Pole
Piece is placed on pelleter, and pole piece is flowed on pelleter with strip form, and pole piece is in some specific position soldering polar ear, tab
Stretch out pole piece 10mm or so (for specific data according to production technology difference, the length for stretching out pole piece is different), first sensor detection
Pole piece, and trigger signal is sent to image collecting device, in the present embodiment, it is preferred that sensor is optical fiber opposite type sensor.
Sensor is mounted on pelleter, when pole piece is after sensor, transmits a signal to pelleter, pelleter calculates pole piece at this time
Position to be detected is from the distance between image collecting device picture-taking position, when pole piece position to be detected is located at camera picture-taking position
When, pelleter transmits a signal to image collecting device, and image collecting device receives signal, and image collecting device is believed according to triggering
Number acquisition pole piece image, and the first pole piece image is sent to industrial personal computer, rubberizing detection module to the first pole piece image at
Reason detects pole piece position in the first pole piece image, the gummed paper on pole piece, rubberizing are appeared, rubberizing leakage metal, blue glue.
Up- coiler includes up- coiler ontology, controller, deviation correction mechanism, and controller is connect with up- coiler ontology, deviation correction mechanism,
Up- coiler ontology is connect with deviation correction mechanism, and second sensor is connect with image collecting device, and image collecting device and industrial personal computer connect
It connects, industrial personal computer is connect with up- coiler, and pole piece deviation correction module is mounted in industrial personal computer；Pole piece is placed on up- coiler ontology, and second passes
Sensor detects the rotating the needle position of up- coiler ontology, and when second sensor detects the rotating the needle position of up- coiler ontology, transmission is adopted
Collect signal to image collecting device, image collecting device is sent out according to acquisition signal acquisition pole piece image, and by the second pole piece image
It send to industrial personal computer, pole piece deviation correction module handles the second pole piece image, detects between the second pole piece image septation and anode
Whether there is deviation away from, anode and cathode spacing and deviation-rectifying system data, if zero deflection, etc. next pole piece image to be processed,
If there is deviation, deviation data is sent to controller by pole piece deviation correction module, and controller error correct mechanism is to up- coiler ontology
It is wound correction.Preferably, pole piece deviation correction module detects between the second pole piece image septation and anode spacing, anode and cathode
It is to send a control signal to controller away from whether having any one not in threshold range, controller error correct mechanism pair
Up- coiler ontology carries out monovolume.
3rd sensor, image collecting device, naked battery core shift unit are connect with industrial personal computer, industrial personal computer by I O board card with
Up- coiler connection, naked battery core apparent size detection module are mounted in industrial personal computer；3rd sensor detects detection zone on up- coiler
The naked battery core in domain generates the first naked battery core signal in place, and signal is sent in place by the first naked battery core when detecting naked battery core
To naked battery core apparent size detection module, according to the first naked battery core, signal controls naked electricity to naked battery core apparent size detection module in place
Core shift unit transfers naked battery core to the detection position of image collecting device, and 3rd sensor detection detects the naked battery core of position,
When detecting naked battery core, the second naked battery core signal in place is generated, and signal is sent to outside naked battery core in place by the second naked battery core
Size detection module is seen, naked battery core apparent size detection module is adopted according to the second naked battery core image collecting device of signal control in place
Collect naked battery core image, the naked battery core image of acquisition is sent to naked battery core apparent size by network interface card and detects mould by image collecting device
Whether block, naked battery core apparent size detection module detect in naked battery core image naked cell polar ear spacing, naked battery core width in threshold value
It is interior, generate testing result.
In one embodiment, it is preferred that image collecting device includes industrial camera, camera lens, light source, and camera lens is mounted on industry
On camera, in the present embodiment, industrial camera is gigabit networking industrial camera, and light source is for illuminating pole piece position to be detected, naked electricity
Core position to be detected, with the camera exposure time of shortening, giga industry camera acquires the first pole piece image, the second pole by camera lens
Picture, naked battery core image.After gigabit networking industrial camera has acquired picture, picture memory information is transmitted through the network to work
Rubberizing detection module in control machine, rubberizing detection module obtain the pictorial information of gigabit networking industrial camera transmission, generate first
Pole piece picture, rubberizing detection module handle the first pole piece image, detect pole piece position in the first pole piece image, on pole piece
Gummed paper, rubberizing appear, rubberizing leakage metal, blue glue.
In one embodiment, it is preferred that pole piece deviation correction module detects the second pole piece image septation and anode spacing, anode
Whether there is any one not in threshold range with cathode spacing, be to send a control signal to controller, controller control is entangled
Inclined mechanism carries out monovolume to up- coiler ontology.Preferably, testing result include naked battery core apparent size normally and naked battery core appearance
Size is abnormal, and when naked battery core apparent size is normal, naked battery core apparent size detection module controls naked battery core shift unit will be naked
Battery core is transferred to next station of up- coiler, when naked battery core apparent size exception, naked battery core apparent size detection module control
Naked battery core is transferred to next station of up- coiler by naked battery core shift unit, while sending unqualified signal to up- coiler to naked electricity
Core carries out rejecting processing.
Pole piece film-making winding defect global function detection method, as shown in Fig. 2-Fig. 3, comprising the following steps:
Pole piece position is detected, the first pole piece image of acquisition is handled, on the basis of entire first pole piece image, is looked into
The position of pole piece and the gummed paper on pole piece in the first pole piece image are looked for, judges whether pole piece is defective, obtains pole piece testing result；
The lower section of parameter interface is entire first pole piece image in Fig. 3, is secretly to arrive according to search edge Y, brightness 35, brightness change
Bright, angle be under to upper, channel be green parameter configuration, by pole piece posting 3 to be equipped with tab 2 pole piece 1 position,
Then the gummed paper on pole piece 1 is positioned by gummed paper posting 4.Preferably, it detects in pole piece position, if not finding pole piece
On gummed paper, determine that pole piece is defective, prompt positioning failure, and drive I O board card to send a control signal to pelleter and stopped
Machine, monovolume or mark processing；If finding the gummed paper on pole piece, gos to step and measure size.
It measures size, searches the coordinate of gummed paper, by the Coordinate generation processing region of gummed paper, glue is searched according to processing region
Paper is appeared coordinate, pole piece coordinate, is calculated the distance that gummed paper exposes pole piece by appear coordinate, pole piece coordinate of gummed paper, is judged rubberizing
It whether defective appears, obtains rubberizing and appear testing result；Preferably, in measuring size, it is left that gummed paper is searched according to processing region
While appear on the right of coordinate of appearing, gummed paper coordinate, pole piece left side coordinate, coordinate on the right of pole piece, appeared coordinate, glue by the gummed paper left side
Appear on the right of paper coordinate, pole piece left side coordinate, coordinate calculates the distance that gummed paper exposes pole piece on the right of pole piece.In Fig. 3, pass through gummed paper
Precise positioning frame 6 precisely searches the coordinate of gummed paper again, then generates processing region 5, passes through three treatment regions on right side in Fig. 3
Domain 5 calculates coordinate of appearing on the right of gummed paper, pole piece the right coordinate, and two processing regions 5 for passing through left side in Fig. 3 calculate the gummed paper left side
It appears coordinate, pole piece left side coordinate.
Rubberizing defect is detected, in Fig. 3, Threshold segmentation is carried out according to the coordinate pair gummed paper of gummed paper, obtains pending area 7,
Gummed paper threshold value in pending area 7 is calculated to generate threshold parameter with the color change of adaptive gummed paper, treat by threshold parameter
Gummed paper in processing region 7 carries out leakage metal detection, judges whether rubberizing leaks metal, obtains leakage metal detection result.
Blue glue is detected, blue glue is carried out to the first pole piece image by parameter preset and is extracted, blue glue is judged whether there is, obtains indigo plant
Glue testing result.It should be understood that blue glue refers to a kind of gummed paper of tape splicing, different clients has different gummed paper colors, this
The detection of the compatible multiple color glue of method in embodiment, is not limited only to blue glue.Preferably, it detects in blue glue, according to most in Fig. 3
The parameter preset that small brightness is 130, maximum brightness 255, channel are B-G, carries out blue glue to the first pole piece image and extracts, if looking for
To blue glue region 8, then operation, closed operation, filtering interference impurity is carried out out to blue glue region 8, obtain true blue glue region；If
Blue glue region is not found, then exits detection.
In one embodiment, it is preferred that further include integrating testing result, pole piece testing result, rubberizing are appeared and detect knot
Fruit, leakage metal detection result, blue glue testing result are integrated, and judge whether pole piece is qualified product, is, waiting is adopted to next
Sampled images are handled, and are otherwise sent unqualified signal triggering pelleter according to predetermined manner and are handled rejected product.
Parameter coordinate is searched, the second pole piece image of acquisition is obtained, reads parameter preset such as Sigma, threshold value, brightness change
Deng, pass through Measurement Algorithm search the second pole piece image septation coordinate, anode coordinate, cathode coordinate；Preferably, parameter is searched to sit
In mark, anode coordinate includes first anode coordinate, second plate coordinate, and diaphragm coordinate includes the first diaphragm coordinate, the second diaphragm
Coordinate, cathode coordinate include the first cathode coordinate, the second cathode coordinate, are searched first in the second pole piece image by Measurement Algorithm
Diaphragm coordinate, the second diaphragm coordinate, first anode coordinate, second plate coordinate, the first cathode coordinate, the second cathode coordinate.Such as
Shown in Fig. 4, the top is the image of acquisition in Fig. 4, and bottom is diaphragm, anode, cathode construction figure, in Fig. 4, the first anode
Coordinate be left side anode coordinate, second plate coordinate be right side anode coordinate, the first diaphragm coordinate be left side diaphragm coordinate, second
Diaphragm coordinate is right side diaphragm coordinate, and the first cathode coordinate is left side cathode coordinate, and the second cathode coordinate is right side cathode coordinate.
Coordinates computed distance by diaphragm coordinate and anode combinatorial coordinates, and calculates between diaphragm coordinate and anode coordinate
Distance by diaphragm coordinate and cathode combinatorial coordinates, and calculates the distance between diaphragm coordinate and cathode coordinate；Preferably, it calculates
In coordinate distance, by the first diaphragm coordinate and first anode combinatorial coordinates, and the first diaphragm coordinate and first anode coordinate are calculated
The distance between, obtain first distance, by the second diaphragm coordinate and second plate combinatorial coordinates, and calculate the second diaphragm coordinate with
The distance between second plate coordinate, obtains second distance, by first anode coordinate and the first cathode combinatorial coordinates, and calculates the
The distance between one anode coordinate and the first cathode coordinate, obtain third distance, by second plate coordinate and the second cathode coordinate
Combination, and the distance between second plate coordinate and the second cathode coordinate are calculated, obtain the 4th distance.In Fig. 4, first distance with
L1 indicates that second distance indicates that third distance is indicated with L3 with L2, and the 4th distance is indicated with L4, by first distance, second away from
With a distance from, third, the calculated result of the 4th distance be shown in the top of Fig. 4, the form that is particularly shown is " anode-diaphragm-L1
1.17 ", " anode-diaphragm-L2 0.97 ", " anode-cathode-L3 0.55 ", " anode-cathode-L4 0.84 ".
Pole piece deviation correction is judged respectively between the distance between diaphragm coordinate and anode coordinate, diaphragm coordinate and cathode coordinate
Distance and deviation-rectifying system data whether have deviation, otherwise next image is handled, is to calculate offset distance and lead to
Controller (PLC) the error correct mechanism for crossing UDP network protocol transmission offset distance to sutomatic winding machine is wound correction.It is excellent
Choosing, in pole piece deviation correction, deviation-rectifying system data include the first reference distance, the second reference distance, third reference distance, the 4th ginseng
Distance is examined, judges that first distance and the first reference distance, second distance and the second reference distance, third distance and third are joined respectively
It examines whether distance, the 4th distance and the 4th reference distance have deviation, is to calculate offset distance, and be sent to sutomatic winding machine
Controller error correct mechanism is wound correction, otherwise gos to step and searches parameter coordinate, i.e., to once open image carry out
Processing.
In one embodiment, it is preferred that in pole piece deviation correction, deviation-rectifying system data further include first threshold range, the second threshold
It is worth range, third threshold range, the 4th threshold range, in the present embodiment, first threshold range, second threshold range, third threshold
It is worth range, the 4th threshold range for normal production technology specification data, judges first distance whether in first threshold range, second
Distance whether second threshold range, third distance whether in third threshold range, the 4th distance whether in the 4th threshold range,
If any one of first distance, second distance, third distance, the 4th distance pass through UDP not in corresponding threshold range
Network protocol sends control signal (NG flag bit) to sutomatic winding machine and carries out monovolume, i.e., individually winds this unqualified pole piece
Machine is scrapped, while being gone to step and being searched parameter coordinate.In Fig. 4, first threshold range 0.20-2.00, second threshold range
For 0.20-2.00, third threshold range is 0.20-1.50, and the 4th threshold range is 0.20-1.50, since first distance is
1.17, second distance 0.97, third distance be 0.55, the 4th distance be 0.84, in corresponding threshold range, then not into
The operation of row monovolume.
Signal in place is received, receives the first naked battery core signal in place, and signal controls naked electricity in place according to the first naked battery core
The mobile naked battery core of core shift unit is to detecting position；Signal is that naked battery core is located at up- coiler detection zone to first naked battery core in place
Signal.
Naked battery core image is acquired, receives the second naked battery core signal in place, and adopt according to the signal transmission in place of the second naked battery core
Collect signal to image collecting device and carry out Image Acquisition, obtains naked battery core image；Signal is naked battery core position to second naked battery core in place
Signal in detection position.
Naked battery core apparent size is detected, naked battery core position is searched on naked battery core image by positional parameter, in naked battery core
Naked cell polar ear spacing, naked battery core width are measured at position, judge naked cell polar ear spacing, naked battery core width whether
It is that then naked battery core apparent size is normal in threshold value, otherwise naked battery core apparent size is abnormal.
In one embodiment, it is preferred that further include the processing of step testing result, if naked battery core apparent size is normal, control
Next station that naked battery core is transferred to up- coiler by naked battery core shift unit is made, and the reception signal in place that gos to step；If naked
Battery core apparent size is abnormal, then controls next station that naked battery core is transferred to up- coiler by naked battery core shift unit, send simultaneously
Unqualified signal carries out rejecting processing to naked battery core to up- coiler, and the reception signal in place that gos to step.
As shown in Figure 5, it is preferred that detect in naked battery core apparent size, generated on naked battery core image by positional parameter
First posting 11 and the second posting 12, the first posting 11 is for demarcating naked battery core top, and the second posting 12 is for marking
Fixed naked battery core side edge, searches naked battery core position according to the first posting 11 and the second posting 12.Preferably, naked battery core is detected
In apparent size, the first tab posting 13, the second tab posting 14, the first naked battery core edge are generated at naked battery core position
Posting 15, the second naked battery core edge posting 16, the first tab posting 13 is for demarcating naked the first tab of battery core, the second pole
Ear posting 14 is for demarcating naked the second tab of battery core, and the first naked battery core edge posting 15 is for demarcating naked battery core first side
Edge, the second naked battery core edge posting 16 is for demarcating naked battery core second side edge, to the first tab posting 13, the second tab
Naked cell polar ear spacing in posting 14 measures, fixed to the first naked battery core edge posting 15, the second naked battery core edge
Naked battery core width in the frame 16 of position measures, in Fig. 5, by naked cell polar ear distance measurement result, naked battery core width measurement knot
Fruit is shown that naked cell polar ear distance measurement result is 7.27, and naked battery core width measurements are 36.91, naked cell polar ear
The threshold value of spacing is 6.00-7.00, and the threshold value of naked battery core width is 35.00-36.00, and threshold value is specification limit herein, is determined naked
For cell polar ear distance measurement result not in the threshold value of naked cell polar ear spacing, naked battery core width measurements are not wide in naked battery core
In the threshold value of degree, naked battery core apparent size is abnormal, controls naked battery core shift unit and current naked battery core is transferred under up- coiler
One station, while sending unqualified signal and rejecting processing is carried out to current naked battery core to up- coiler, and going to step and receive
Position signal.
A kind of electronic equipment, comprising: processor；
Memory；And program, wherein program is stored in memory, and is configured to be executed by processor, journey
Sequence includes for executing above-mentioned pole piece film-making winding defect global function detection method.
A kind of computer readable storage medium, is stored thereon with computer program, and computer program is executed by processor
State pole piece film-making winding defect global function detection method.
The present invention provides pole piece film-making winding defect global function detection method, comprising the following steps: detection pole piece position is surveyed
It takes measurements, detects rubberizing defect, detect blue glue, search parameter coordinate, coordinates computed distance, pole piece deviation correction receives signal in place,
Naked battery core image is acquired, naked battery core apparent size is detected.The present invention relates to electronic equipments and readable storage medium storing program for executing, for executing pole
Piece film-making winding defect global function detection method.The invention further relates to pole piece film-making winding defect global function detection systems.This hair
Bright realization appears to the gummed paper on pole piece position, pole piece, rubberizing, metal is leaked in rubberizing, the automatic detection of blue glue, solves pole piece patch
Glue defect problem, it is high-efficient, error is small, it can satisfy huge demand and high-quality requirement of the consumer to lithium battery；By dividing
The image detected is analysed, the anode and cathode spacing, anode and diaphragm spacing of pole piece are detected, defective pole piece is carried out single
Volume, to zero defect but spacing pole piece devious is wound correction, solves in winding process between the anode and cathode of pole piece
Away from, anode and diaphragm spacing detection and correction problem, the quality of electric core winding ensure that；Realization detects naked battery core appearance ruler automatically
Very little, to detecting that defective naked battery core rejects, the measurement accuracy of naked battery core apparent size is high, can satisfy and increasingly increases
Into battery core design high-precision requirement.
More than, only presently preferred embodiments of the present invention is not intended to limit the present invention in any form；All current rows
The those of ordinary skill of industry can be shown in by specification attached drawing and above and swimmingly implement the present invention；But all to be familiar with sheet special
The technical staff of industry without departing from the scope of the present invention, is made a little using disclosed above technology contents
The equivalent variations of variation, modification and evolution is equivalent embodiment of the invention；Meanwhile all substantial technologicals according to the present invention
The variation, modification and evolution etc. of any equivalent variations to the above embodiments, still fall within technical solution of the present invention
Within protection scope.
Claims (10)
1. pole piece film-making winding defect global function detection method, it is characterised in that the following steps are included:
Pole piece position is detected, the first pole piece image of acquisition is handled, searches the position of pole piece in the first pole piece image
Set and the pole piece on gummed paper, judge whether the pole piece defective；
It measures size, searches the coordinate of the gummed paper, by the Coordinate generation processing region of the gummed paper, according to the treatment region
Domain lookup gummed paper is appeared coordinate, pole piece coordinate, by the gummed paper appear coordinate, pole piece coordinate calculate gummed paper expose pole piece away from
From judging whether rubberizing is appeared defective；
Rubberizing defect is detected, Threshold segmentation is carried out according to gummed paper described in the coordinate pair of the gummed paper, obtains pending area, is calculated
Gummed paper threshold value and threshold parameter in the pending area, by the threshold parameter to the gummed paper in the pending area into
Row leakage metal detection, judges whether rubberizing leaks metal；
Blue glue is detected, blue glue is carried out to the first pole piece image by parameter preset and is extracted, blue glue is judged whether there is；
Parameter coordinate is searched, the second pole piece image of acquisition is obtained, the second pole piece image interval is searched by Measurement Algorithm
Film coordinate, anode coordinate, cathode coordinate；
Coordinates computed distance by the diaphragm coordinate and the anode combinatorial coordinates, and calculates the diaphragm coordinate and the sun
The distance between polar coordinates by the diaphragm coordinate and the cathode combinatorial coordinates, and calculate the diaphragm coordinate and the yin
The distance between polar coordinates；
Pole piece deviation correction, judge respectively the distance between the diaphragm coordinate and the anode coordinate, the diaphragm coordinate with it is described
Whether the distance between cathode coordinate and deviation-rectifying system data have deviation, are to calculate offset distance and be sent to sutomatic winding machine
Controller error correct mechanism be wound correction；
Signal in place is received, receives the first naked battery core signal in place, and signal controls naked electricity in place according to the described first naked battery core
The mobile naked battery core of core shift unit is to detecting position；
Naked battery core image is acquired, receives the second naked battery core signal in place, and adopt according to the signal transmission in place of the described second naked battery core
Collect signal to image collecting device and carry out Image Acquisition, obtains naked battery core image；
Naked battery core apparent size is detected, naked battery core position is searched on the naked battery core image by positional parameter, described naked
Naked cell polar ear spacing, naked battery core width are measured at battery core position, judge that the naked cell polar ear spacing, naked battery core are wide
Whether degree is that then naked battery core apparent size is normal in threshold value, and otherwise naked battery core apparent size is abnormal.
2. pole piece film-making winding defect global function detection method as described in claim 1, it is characterised in that: the detection pole piece
In position, if not finding the gummed paper on the pole piece, determine that the pole piece is defective, prompt positioning failure, and sends control letter
It number is shut down to pelleter, monovolume or mark processing；If finding the gummed paper on the pole piece, go to step measuring scale
It is very little；
In the lookup parameter coordinate, the anode coordinate includes first anode coordinate, second plate coordinate, the diaphragm coordinate
Including the first diaphragm coordinate, the second diaphragm coordinate, the cathode coordinate includes the first cathode coordinate, the second cathode coordinate, is passed through
Measurement Algorithm searches the first diaphragm coordinate, the second diaphragm coordinate, first anode coordinate, second plate in the second pole piece image
Coordinate, the first cathode coordinate, the second cathode coordinate；
Further include the processing of step testing result, if naked battery core apparent size is normal, controls the naked battery core shift unit for institute
Next station that naked battery core is transferred to up- coiler is stated, and the reception signal in place that gos to step；If naked battery core apparent size is abnormal,
It then controls the naked battery core shift unit and the naked battery core is transferred to next station of up- coiler, while sending unqualified signal
Rejecting processing is carried out to the naked battery core to up- coiler, and the reception signal in place that gos to step.
3. pole piece film-making winding defect global function detection method as claimed in claim 2, it is characterised in that: described to measure size
In, it is right that appear coordinate, appear on the right of gummed paper coordinate, pole piece left side coordinate, pole piece of the gummed paper left side is searched according to the processing region
Side coordinate is appeared coordinate, coordinate of appearing on the right of gummed paper, pole piece left side coordinate, coordinate meter on the right of pole piece by the gummed paper left side
Calculate the distance that gummed paper exposes pole piece；
In coordinates computed distance, by the first diaphragm coordinate and the first anode combinatorial coordinates, and described the is calculated
The distance between one diaphragm coordinate and the first anode coordinate, obtain first distance, by the second diaphragm coordinate with it is described
Second plate combinatorial coordinates, and the distance between the second diaphragm coordinate and the second plate coordinate are calculated, obtain second
Distance by the first anode coordinate and the first cathode combinatorial coordinates, and calculates the first anode coordinate and described the
The distance between one cathode coordinate, obtains third distance, by the second plate coordinate and the second cathode combinatorial coordinates, and
The distance between the second plate coordinate and the second cathode coordinate are calculated, the 4th distance is obtained；
Signal is that the naked battery core is located at the signal of up- coiler detection zone, the second naked battery core to the first naked battery core in place
Signal is the signal that the naked battery core is located at the detection position in place.
4. pole piece film-making winding defect global function detection method as claimed in claim 3, it is characterised in that: the blue glue of the detection
In, if finding blue glue region, operation, closed operation, filtering interference impurity are carried out out to blue glue region, obtain the true area Lan Jiao
Domain；If not finding blue glue region, detection is exited；
In the pole piece deviation correction, the deviation-rectifying system data include the first reference distance, the second reference distance, third refer to away from
From, the 4th reference distance, the first distance and first reference distance, the second distance and described second are judged respectively
Whether reference distance, the third distance have with the third reference distance, the 4th distance with the 4th reference distance
Deviation is to calculate offset distance, and the controller error correct mechanism for being sent to sutomatic winding machine is wound correction, otherwise
It gos to step and searches parameter coordinate；
In the naked battery core apparent size of the detection, the first posting and the are generated on the naked battery core image by positional parameter
Two postings search naked battery core position according to the first posting and the second posting.
5. pole piece film-making winding defect global function detection method as claimed in claim 4, it is characterised in that: further include integration inspection
It surveys as a result, appear testing result, leakage metal detection result, blue glue testing result of pole piece testing result, rubberizing is integrated, sentences
Whether the pole piece that breaks is qualified product, is, waiting handles next sampled images, otherwise sends unqualified signal triggering
Pelleter handles rejected product according to predetermined manner；
In the pole piece deviation correction, the deviation-rectifying system data further include first threshold range, second threshold range, third threshold value model
Enclose, the 4th threshold range, judge the first distance whether in the first threshold range, the second distance whether described
Second threshold range, the third distance whether the third threshold range, it is described 4th distance whether in the 4th threshold
It is worth range, if any one of the first distance, the second distance, the third distance, described 4th distance be not right
In the threshold range answered, then sends a control signal to sutomatic winding machine and carry out monovolume；
In the naked battery core apparent size of detection, it is fixed that the first tab posting, the second tab are generated at the naked battery core position
Position frame, the first naked battery core edge posting, the second naked battery core edge posting, to the first tab posting, the second tab
Naked cell polar ear spacing in posting measures, fixed to the described first naked battery core edge posting, the second naked battery core edge
Naked battery core width in the frame of position measures.
6. a kind of electronic equipment, characterized by comprising: processor；
Memory；And program, wherein described program is stored in the memory, and is configured to be held by processor
Row, described program include requiring method described in 1-5 any one for perform claim.
7. a kind of computer readable storage medium, is stored thereon with computer program, it is characterised in that: the computer program quilt
Processor executes the method as described in claim 1-5 any one.
8. pole piece film-making winding defect global function detection system, it is characterised in that: including pelleter, up- coiler, first sensor,
It is second sensor, 3rd sensor, image collecting device, I O board card, industrial personal computer, rubberizing detection module, pole piece deviation correction module, naked
Battery core apparent size detection module, naked battery core shift unit；The up- coiler includes up- coiler ontology, controller, deviation correction mechanism,
The controller is connect with the up- coiler ontology, the deviation correction mechanism, and the up- coiler ontology is connect with the deviation correction mechanism,
The first sensor, second sensor and described image acquisition device connect, the 3rd sensor, described image acquisition dress
Set, the naked battery core shift unit is connect with the industrial personal computer, the industrial personal computer passes through the I O board card and the pelleter, institute
State up- coiler connection, the rubberizing detection module, the pole piece deviation correction module, the naked battery core apparent size detection module installation
In the industrial personal computer；Pole piece is placed in the pelleter, on the up- coiler ontology, and the first sensor detects the pole
Piece, and trigger signal is sent to described image acquisition device, the second sensor detects the rotating the needle of the up- coiler ontology
Position, and send acquisition signal to described image acquisition device, described image acquisition device is according to trigger signal acquisition the
One pole piece image, described image acquisition device is according to the acquisition signal acquisition the second pole piece image, and by first pole piece
Image, the second pole piece image are sent to the industrial personal computer, and the rubberizing detection module carries out the first pole piece image
Processing detects pole piece position in the first pole piece image, the gummed paper on the pole piece, rubberizing are appeared, rubberizing leakage metal, indigo plant
Glue, the pole piece deviation correction module handle the second pole piece image, detect the second pole piece image septation and sun
Whether interpolar has deviation away from, anode and cathode spacing and deviation-rectifying system data, and the pole piece deviation correction module sends deviation data
To the controller, the controller controls the deviation correction mechanism and is wound correction to the up- coiler ontology；The third
Sensor detects the naked battery core of detection zone on the up- coiler, and signal is sent to the naked battery core in place by the first naked battery core
Apparent size detection module, the naked battery core apparent size detection module is according to the signal control in place of the described first naked battery core
Naked battery core shift unit transfers the naked battery core to the detection position of described image acquisition device, and the 3rd sensor detects institute
The naked battery core of detection position is stated, and signal is sent to the naked battery core apparent size detection module, institute in place by the second naked battery core
It is naked according to the described image acquisition device acquisition of signal control in place of the described second naked battery core to state naked battery core apparent size detection module
Battery core image, the naked battery core apparent size detection module detect naked cell polar ear spacing, naked battery core in the naked battery core image
Width generates testing result.
9. pole piece film-making winding defect global function detection system as claimed in claim 8, it is characterised in that: the pole piece deviation correction
Module detects the second pole piece image septation and anode spacing, anode and cathode spacing whether in threshold range, sends
Signal is controlled to the controller, the controller controls the deviation correction mechanism and carries out monovolume to the up- coiler ontology；
The testing result includes naked battery core apparent size normally and naked battery core apparent size is abnormal, when naked battery core apparent size just
Chang Shi, the naked battery core apparent size detection module control the naked battery core shift unit and the naked battery core are transferred to up- coiler
Next station, when naked battery core apparent size exception, the naked battery core apparent size detection module control naked battery core is moved
The naked battery core is transferred to next station of up- coiler by position device, while sending unqualified signal to up- coiler to the naked electricity
Core carries out rejecting processing.
10. pole piece film-making winding defect global function detection system as claimed in claim 8, it is characterised in that: described first passes
Sensor is optical fiber opposite type sensor；Described image acquisition device includes industrial camera, camera lens, light source, and the camera lens is mounted on institute
It states on industrial camera, the light source is for illuminating pole piece position to be detected, the naked battery core position to be detected, the industry
Camera acquires the first pole piece image, the second pole piece image, the naked battery core image by the camera lens.
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| CN113588668A (en) * | 2021-09-01 | 2021-11-02 | 广东奥普特科技股份有限公司 | Lug metal leakage detection method and system based on machine vision |
| CN114562959A (en) * | 2022-01-20 | 2022-05-31 | 广州超音速自动化科技股份有限公司 | Method for detecting electrode lug folding of winder equipment by adopting 3D area-array camera |
| CN114923428A (en) * | 2022-03-08 | 2022-08-19 | 广州超音速自动化科技股份有限公司 | Battery cell tab margin detection equipment and detection method |
| CN114914389A (en) * | 2022-03-31 | 2022-08-16 | 广东利元亨智能装备股份有限公司 | Pole piece cutting control method, system, equipment and storage medium |
| CN115829907B (en) * | 2022-04-18 | 2024-02-23 | 宁德时代新能源科技股份有限公司 | Method, device and system for detecting defects of composite material belt diaphragm |
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| CN115829913B (en) * | 2022-08-10 | 2024-05-17 | 宁德时代新能源科技股份有限公司 | Bare cell appearance detection method, bare cell appearance detection device, bare cell appearance detection computer equipment and bare cell appearance storage medium |
| CN115535685A (en) * | 2022-11-25 | 2022-12-30 | 钛玛科（北京）工业科技有限公司 | Method and system for deviation rectification control of battery core coiled material |
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