CN113721152A - Detection system based on lithium battery test pretreatment - Google Patents

Detection system based on lithium battery test pretreatment Download PDF

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Publication number
CN113721152A
CN113721152A CN202110931851.8A CN202110931851A CN113721152A CN 113721152 A CN113721152 A CN 113721152A CN 202110931851 A CN202110931851 A CN 202110931851A CN 113721152 A CN113721152 A CN 113721152A
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module
data
output end
input end
input
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CN113721152B (en
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林乐斌
张勤周
钟文胜
李锋
王铭
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Ningde Zhongjian Testing Technology Co ltd
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Ningde Zhongjian Testing Technology Co ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/378Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] specially adapted for the type of battery or accumulator
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01GWEIGHING
    • G01G19/00Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
    • G01G19/52Weighing apparatus combined with other objects, e.g. furniture
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/389Measuring internal impedance, internal conductance or related variables

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Secondary Cells (AREA)

Abstract

The invention discloses a detection system based on lithium battery test preprocessing, which comprises a main control module, an identification request module, a function selection module, a measurement module, a data transmission module, a photographing request module, an automatic focusing module, a data input module, a corresponding data processing module, a two-dimensional code exporting module and a code scanning acquisition module, wherein the output end of the main control module is connected with the input ends of the identification request module, the function selection module, the measurement module, the data transmission module, the photographing request module, the automatic focusing module, the data input module, the corresponding data processing module and the two-dimensional code exporting module, the efficiency of detection is improved.

Description

Detection system based on lithium battery test pretreatment
Technical Field
The invention relates to the technical field of detection systems, in particular to a detection system based on lithium battery test pretreatment.
Background
The current lithium battery new energy industry develops rapidly, and the detection demand for the lithium battery cell is continuously increased. For a battery detection mechanism, the battery core of a lithium battery needs to be preprocessed before testing the battery core to be tested before testing performance, reliability, safety and the like, and the preprocessing mainly comprises a series of steps of weighing, measuring voltage and internal resistance of the battery core, measuring initial clamp force of the battery core, checking appearance of the battery core, photographing and the like. However, in the actual testing process, the cell pretreatment mainly depends on manpower, and the following problems can be encountered, the number of the sent cells is large, and the manual time spent on the pretreatment is long; cell voltage internal resistance and clamp force leakage are measured, and the situation that test records are incomplete occurs sometimes; the appearance inspection of the battery cell is not in place, and the appearance pictures of the battery cell are not standard and have various styles; the battery core preprocessing data paper record is easy to lose and difficult to trace, and needs to be managed by a specially-assigned person, so that a detection system based on lithium battery test preprocessing is provided for solving the problems.
Disclosure of Invention
Based on the technical problems existing in the background technology, the manual time spent on pretreatment is long; cell voltage internal resistance and clamp force leakage are measured, and the situation that test records are incomplete occurs sometimes; the appearance inspection of the battery cell is not in place, and the appearance pictures of the battery cell are not standard and have various styles; the invention discloses a detection system based on lithium battery test preprocessing, which comprises a main control module, an identification request module, a function selection module, a measurement module, a data transmission module, a photo request module, an automatic focusing module, a data input module, a corresponding data processing module, a two-dimensional code exporting module and a code scanning acquisition module, wherein the output end of the main control module is connected with the input ends of the identification request module, the function selection module, the measurement module, the data transmission module, the photo request module, the automatic focusing module, the data input module, the corresponding data processing module and the two-dimensional code exporting module, and the identification request module, the function selection module, the measurement module, the data transmission module, the photo request module and the automatic focusing module are sequentially connected, the data entry module, the corresponding data processing module and the two-dimensional code export module are sequentially connected, the output end of the two-dimensional code export module is connected with the input end of the code scanning acquisition module, and is used for detecting various data, classifying the data, acquiring the corresponding two-dimensional code and entering the corresponding data.
Preferably, still include data storage module and data display module, data storage module and data display module's input and host system's output are connected, data storage module's input still is connected with the output of two-dimensional code derivation module, data storage module's output and data display module's input are connected, data display module's input still with sweep the output that the sign indicating number acquireed the module and be connected for store data and carry out the display data through scanning the two-dimensional code.
Preferably, the automatic focusing module comprises a direction adjusting unit and an angle adjusting unit, and an output end of the direction adjusting unit is connected with an input end of the angle adjusting unit and used for shooting different directions and angles.
Preferably, the appearance testing device further comprises an appearance testing module and various data output modules, wherein the input ends of the appearance testing module and the various data output modules are connected with the output end of the main control module, the input end of the appearance testing module is further connected with the output end of the automatic focusing module, and the output end of the appearance testing module is connected with the input ends of the various data output modules and used for testing the appearance of the battery cell.
Preferably, the battery cell appearance testing device further comprises an alarm module, wherein an input end of the alarm module is connected with an output end of the appearance testing module, and the alarm module is used for performing alarm processing when the battery cell appearance testing device is damaged.
Preferably, the device further comprises an automatic storage module, wherein an output end of the automatic storage module is connected with an input end of the measurement module and used for automatically storing the measured data.
Preferably, the measurement module comprises a cell weighing unit, a voltage measurement unit, an internal resistance measurement unit, a pressure measurement unit and a corresponding data matching unit, and the cell weighing unit, the voltage measurement unit, the internal resistance measurement unit, the pressure measurement unit and the corresponding data matching unit are sequentially connected and used for detecting various data of the cell and matching and inputting information of the detected various data.
The invention automatically detects various data of the battery cell and performs photographing detection on the appearance of the battery cell by arranging the main control module, the identification request module, the function selection module, the measurement module, the data transmission module, the photographing request module, the automatic focusing module, the data entry module and the corresponding data processing module, photographs at forty-five degrees right above and at the left and right of the battery cell by the direction adjusting unit and the angle adjusting unit to realize photographing at different angles, analyzes and judges whether metal is exposed or not and the appearance is unqualified, performs alarm prompt when the appearance of the battery cell is detected by arranging the alarm module at the output end of the appearance testing module, stores the data and displays the data by scanning a two-dimensional code by arranging the two-dimensional code export module and the scanning code acquisition module to conveniently check the data of each battery cell, the invention has the advantages that the time is saved, the data is not easy to be confused, and the data input module and the corresponding data processing module are arranged for detecting various data and classifying and storing the data, so that the data is not easy to lose.
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FIG. 1 is a schematic diagram of a detection system based on lithium battery test pretreatment according to the present invention;
fig. 2 is a partial structural block diagram of a detection system based on lithium battery test pretreatment according to the present invention.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1-2, a detection system based on lithium battery test preprocessing comprises a main control module, an identification request module, a function selection module, a measurement module, a data transmission module, a photo request module, an auto-focusing module, a data entry module, a corresponding data processing module, a two-dimension code exporting module and a scan code acquiring module, wherein the output end of the main control module is connected with the input ends of the identification request module, the function selection module, the measurement module, the data transmission module, the photo request module, the auto-focusing module, the data entry module, the corresponding data processing module and the two-dimension code exporting module, the identification request module, the function selection module, the measurement module, the data transmission module, the photo request module, the auto-focusing module are sequentially connected, the data entry module, the corresponding data processing module and the two-dimension code exporting module are sequentially connected, the output of two-dimensional code derivation module with sweep the input of sign indicating number acquisition module and be connected, be used for detecting each item data and data carry out classification, and acquire corresponding two-dimensional code and type corresponding data, still include data storage module and data display module, data storage module is connected with data display module's input and host system's output, data storage module's input still is connected with the output of two-dimensional code derivation module, data storage module's output is connected with data display module's input, data display module's input still with sweep the output of sign indicating number acquisition module and be connected, be used for storing data and carry out the display data through scanning the two-dimensional code, be convenient for look over the data of each electric core, time saving, and data are difficult to the confusion.
In this embodiment, the automatic focusing module includes direction regulating unit and angle regulating unit, the output of direction regulating unit is connected with the input of angle regulating unit, be used for shooing different directions and angles, still include outward appearance test module and each item data output module, outward appearance test module is connected with each item data output module's input and host system's output, the input of outward appearance test module still is connected with the output of automatic focusing module, the output of outward appearance test module is connected with each item data output module's input, be used for testing the outward appearance of electric core, prevent that the phenomenon of omitting appears in manual inspection, the effect of testing has been guaranteed.
In this embodiment, still include the alarm module, the input of alarm module is connected with the output of outward appearance test module for run into the damaged condition and carry out the alarm processing when testing electric core outward appearance, still include the automatic storage module, the output of automatic storage module is connected with measuring module's input for carry out the automatic storage to measured data, the effectual data loss that has prevented.
In this embodiment, the measurement module includes electric core weighing unit, voltage measurement unit, internal resistance measurement unit, pressure measurement unit and corresponding data matching unit, and electric core weighing unit, voltage measurement unit, internal resistance measurement unit, pressure measurement unit and corresponding data matching unit connect gradually for detect each item of data of electric core, and to each item data matching entry information that detects, can carry out comprehensive detection to electric core, guaranteed that each item of data is true current.
In the embodiment, by arranging the main control module, the identification request module, the function selection module, the measurement module, the data transmission module, the photographing request module, the automatic focusing module, the data entry module and the corresponding data processing module, various data of the battery core are automatically detected, the appearance of the battery core is photographed and detected, the battery core is photographed at the positions right above, at the left side and at the right side by forty-five degrees respectively through the direction adjusting unit and the angle adjusting unit, so that photographing at different angles is realized, then the phenomena that whether metal is exposed and the appearance is unqualified are analyzed and judged, the alarm module is arranged at the output end of the appearance testing module, an alarm prompt is carried out when the appearance of the battery core is detected to be abnormal, the two-dimensional code derivation module and the code scanning acquisition module are arranged for storing the data and displaying the data through scanning the two-dimensional code, so that the data of each battery core can be conveniently viewed, save time, and data are difficult to be chaotic, through setting up data entry module, correspond data processing module for detect each item data and data carry out classification and preserve, make data be difficult for losing, the later stage of being convenient for is seeked, does not need special personnel to manage, practices thrift the manpower.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (7)

1. A detection system based on lithium battery test preprocessing comprises a main control module, an identification request module, a function selection module, a measurement module, a data transmission module, a photographing request module, an automatic focusing module, a data input module, a corresponding data processing module, a two-dimension code exporting module and a code scanning acquisition module, and is characterized in that the output end of the main control module is connected with the input ends of the identification request module, the function selection module, the measurement module, the data transmission module, the photographing request module, the automatic focusing module, the data input module, the corresponding data processing module and the two-dimension code exporting module, the identification request module, the function selection module, the measurement module, the data transmission module, the photographing request module and the automatic focusing module are sequentially connected, the data input module, the corresponding data processing module and the two-dimension code exporting module are sequentially connected, the output end of the two-dimension code exporting module is connected with the input end of the code scanning acquisition module, and is used for detecting various data, classifying the data, acquiring a corresponding two-dimension code and inputting corresponding data.
2. The detection system based on lithium battery test preprocessing as claimed in claim 1, further comprising a data storage module and a data display module, wherein an input end of the data storage module and an input end of the data display module are connected to an output end of the main control module, an input end of the data storage module is further connected to an output end of the two-dimensional code derivation module, an output end of the data storage module is connected to an input end of the data display module, and an input end of the data display module is further connected to an output end of the code scanning acquisition module, and is configured to store data and display data by scanning the two-dimensional code.
3. The detection system based on lithium battery test preprocessing as claimed in claim 1, wherein the auto-focusing module comprises a direction adjustment unit and an angle adjustment unit, and an output end of the direction adjustment unit is connected with an input end of the angle adjustment unit for shooting different directions and angles.
4. The detection system based on lithium battery test preprocessing of claim 1, further comprising an appearance test module and each data output module, wherein the input end of the appearance test module and each data output module is connected with the output end of the main control module, the input end of the appearance test module is further connected with the output end of the auto-focusing module, and the output end of the appearance test module is connected with the input end of each data output module for testing the appearance of the battery cell.
5. The detection system based on lithium battery test pretreatment of claim 4, further comprising an alarm module, wherein an input end of the alarm module is connected to an output end of the appearance test module, and is configured to perform alarm processing when a breakage condition is encountered during the battery cell appearance test.
6. The detection system based on lithium battery test preprocessing as claimed in claim 1, further comprising an automatic saving module, wherein an output end of the automatic saving module is connected with an input end of the measuring module for automatically saving the measured data.
7. The detection system based on lithium battery test preprocessing of claim 1, characterized in that the measurement module includes a cell weighing unit, a voltage measurement unit, an internal resistance measurement unit, a pressure measurement unit and a corresponding data matching unit, and the cell weighing unit, the voltage measurement unit, the internal resistance measurement unit, the pressure measurement unit and the corresponding data matching unit are connected in sequence for detecting various data of the cell and matching and inputting information to the detected various data.
CN202110931851.8A 2021-08-13 2021-08-13 Detection system based on lithium battery test pretreatment Active CN113721152B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040137322A1 (en) * 2002-12-27 2004-07-15 Samsung Sdi Co., Ltd. Secondary battery and manufacturing method thereof
CN109818074A (en) * 2017-11-20 2019-05-28 惠州市至元智能装备有限公司 Battery core secondary encapsulation system and its operating method
CN109814411A (en) * 2017-11-20 2019-05-28 惠州市至元智能装备有限公司 Control system based on battery core secondary encapsulation system
WO2019136995A1 (en) * 2018-01-11 2019-07-18 蔚来汽车有限公司 Surveillance video data processing method and apparatus for battery charging and swapping station
CN111215346A (en) * 2020-03-23 2020-06-02 苏州万祥科技股份有限公司 Intelligent cell prediction sorting system and sorting method
CN111832676A (en) * 2020-07-02 2020-10-27 江苏英耐杰新能源有限公司 Lithium battery production traceability system based on bar code
CN112751071A (en) * 2019-10-29 2021-05-04 广东利元亨智能装备股份有限公司 Automatic production line for semi-finished product of battery module

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040137322A1 (en) * 2002-12-27 2004-07-15 Samsung Sdi Co., Ltd. Secondary battery and manufacturing method thereof
CN109818074A (en) * 2017-11-20 2019-05-28 惠州市至元智能装备有限公司 Battery core secondary encapsulation system and its operating method
CN109814411A (en) * 2017-11-20 2019-05-28 惠州市至元智能装备有限公司 Control system based on battery core secondary encapsulation system
WO2019136995A1 (en) * 2018-01-11 2019-07-18 蔚来汽车有限公司 Surveillance video data processing method and apparatus for battery charging and swapping station
CN112751071A (en) * 2019-10-29 2021-05-04 广东利元亨智能装备股份有限公司 Automatic production line for semi-finished product of battery module
CN111215346A (en) * 2020-03-23 2020-06-02 苏州万祥科技股份有限公司 Intelligent cell prediction sorting system and sorting method
CN111832676A (en) * 2020-07-02 2020-10-27 江苏英耐杰新能源有限公司 Lithium battery production traceability system based on bar code

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