CN112669048A - Battery data tracing system of cylindrical battery liquid filling machine - Google Patents
Battery data tracing system of cylindrical battery liquid filling machine Download PDFInfo
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- CN112669048A CN112669048A CN202011552038.1A CN202011552038A CN112669048A CN 112669048 A CN112669048 A CN 112669048A CN 202011552038 A CN202011552038 A CN 202011552038A CN 112669048 A CN112669048 A CN 112669048A
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- battery
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- weighing
- liquid injection
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- 239000007788 liquid Substances 0.000 title claims abstract description 59
- 238000005303 weighing Methods 0.000 claims abstract description 54
- 238000002347 injection Methods 0.000 claims abstract description 50
- 239000007924 injection Substances 0.000 claims abstract description 50
- 238000012360 testing method Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 25
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000012545 processing Methods 0.000 abstract description 4
- 230000001502 supplementing effect Effects 0.000 abstract description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 2
- 238000004364 calculation method Methods 0.000 abstract description 2
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 2
- 238000005429 filling process Methods 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000012956 testing procedure Methods 0.000 description 1
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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
-
- 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
-
- 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
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
Landscapes
- Filling, Topping-Up Batteries (AREA)
Abstract
The invention discloses a battery data tracing system of a cylindrical battery liquid filling machine in the field of lithium ion battery production and manufacture, which mainly comprises a code scanning process, a short circuit testing process, an NG eliminating process, an automatic position supplementing process, a front weighing process, an air tightness detecting process, a liquid filling process, a rear weighing process and a rear weighing NG eliminating process; data acquisition devices such as a code scanning gun, a short-circuit tester, a front weighing electronic scale and a rear weighing electronic scale acquire data in each process and send a PLC (programmable logic controller), the PLC communicates with an upper computer, battery related information is uploaded to the upper computer system, and the upper computer system performs data calculation and keeps the data in a database. According to the invention, the battery bar code data and the weighing data during battery liquid injection can be accurately bound, and the upper computer performs data processing, so that the PLC load is reduced, and the PLC efficiency is improved; and before liquid injection, the battery can be continuously connected in a position supplementing mode, so that the liquid injection machine can be applied efficiently.
Description
Technical Field
The invention relates to the field of lithium ion battery production and manufacturing, in particular to a battery data tracing system for a cylindrical battery liquid filling machine.
Background
In the production process of the battery, the liquid injection amount of the battery is an important index for measuring the performance of the battery, and the different electrolyte amounts of each battery can cause inconsistent battery capacity and influence the cycle performance and the safety performance of the battery. Therefore, in the liquid injection process, the liquid injection amount of each battery needs to be calculated and bound with the battery bar code, so that the later-stage query and tracing use are facilitated. At present, the weight of a liquid injection procedure of each equipment manufacturer is inconsistent with the binding mode of a bar code, and the binding of the bar code and the weight is misplaced frequently in the production process, so that the battery data is inconsistent with the reality, and the production efficiency and the product quality are seriously influenced; secondly, after sweeping yard NG or the unqualified battery of short circuit and being rejected, there is not automatic benefit position function, leads to the battery to advance the tray after, can have the condition that the tray is not full of, and then leads to annotating liquid quick-witted inefficiency.
Disclosure of Invention
The invention aims to provide a battery data tracing system for a cylindrical battery filling machine, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a cylinder battery annotates electromechanical battery data system of traceing back, includes PLC and host computer, and PLC control battery carries out according to following step:
step 1: obtaining a battery bar code, wherein the battery bar code is stored in a register of the PLC;
step 2: carrying out short circuit test, recording the test result and the corresponding battery bar code by the PLC, and storing the test result and the corresponding battery bar code in a register;
and step 3: unqualified batteries are removed through a material separating manipulator, and the PLC uploads the removed battery bar code data to an upper computer;
and 4, step 4: replenishing the batteries to the removed vacant positions so that the batteries are continuously arranged;
and 5: weighing before liquid injection, acquiring weighing data before liquid injection by the PLC and uploading the weighing data to an upper computer, and binding the weighing data before liquid injection with the battery bar code data by the upper computer;
step 6: carrying out air tightness detection and battery liquid injection;
and 7: weighing after liquid injection, acquiring weighing data after liquid injection by the PLC and uploading the weighing data to an upper computer, and binding the weighing data after liquid injection with a battery bar code and weighing data before liquid injection by the upper computer;
and 8: the host computer is handled data and is fed back PLC, and PLC rejects the unqualified battery of notes liquid through the depiler manipulator, accomplishes the data of battery and traces back.
As an improved scheme of the invention, when the PLC uploads the battery bar code data, the weighing data before liquid injection and the weighing data after liquid injection to the upper computer, the upper computer responds to the PLC to indicate that the data are received, and if the data are not responded, the PLC repeatedly sends the data.
In step 4, a plurality of cells are arranged in series to form a group, and the cells of the group are simultaneously filled with liquid in step 6.
In step 5, the pre-injection weighing data mainly includes the weight of the battery before injection and the number of the tray for transporting the battery.
As an improved scheme of the invention, in step 8, the upper computer stores all data in a database and simultaneously displays data information in real time through a display interface.
Has the advantages that: the invention can realize the transparentization and datamation of the battery data in the liquid injection production process, accurately binds the battery bar code data with the weighing data during the liquid injection of the battery, and the upper computer processes the data, thereby reducing the load of the PLC and improving the PLC efficiency; and before liquid injection, the battery can be continuously connected in a position supplementing mode, so that the liquid injection machine can be applied efficiently.
Drawings
FIG. 1 is a flow chart of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a system is traceed back to cylinder battery notes liquid quick-witted battery data, includes PLC and host computer, still includes data acquisition device, and data acquisition device specifically includes sweeps yard rifle, short circuit tester, preceding electronic scale of weighing, back electronic scale of weighing etc. and PLC control battery goes on according to following step:
step 1: a code scanning procedure: PLC passes through the ethernet communication with sweeping a yard rifle, and after the battery is located, PLC triggers to sweep a yard rifle and sweeps a yard, sweeps and obtains the battery bar code after the yard is accomplished, and PLC receives the battery bar code after, and bar code data is preserved in PLC's register, and the battery flow direction is to next process.
Preferably, in the yard scanning process, 4 yard scanning guns are arranged, each yard scanning gun scans two battery bar codes at one time, namely four yard scanning guns scan 8 batteries at one time, and the number of battery liquid injection corresponds to that of the battery liquid injection in the subsequent liquid injection process.
Step 2: short circuit testing procedure: the PLC and the short-circuit tester communicate through RS232, when the batteries are in place, the PLC controls the short-circuit tester to act to perform short-circuit testing, 8 batteries are tested at a time, and the PLC records the short-circuit testing result of each battery and the corresponding battery bar code and stores the short-circuit testing result and the corresponding battery bar code in the register.
And step 3: NG removing procedure: the PLC calculates the code scanning result and the short circuit test result, and records the position of the unqualified battery, and the calculation rule is shown in the following table:
| bar code OK | Short circuit test result OK | Uploading normal bar code data |
| Bar code OK | Short circuit test result NG | Uploading bar code data of FFFF |
| Bar code NG | Short circuit test result OK | Uploading bar code data of FFFF |
| Bar code NG | Short circuit test result NG | Uploading bar code data of FFFF |
Unqualified batteries are removed through the material separating manipulator according to the table, and the PLC uploads the removed normal battery bar code data to an upper computer; and after receiving the data, the upper computer processes the data, stores the data into the database, responds to the PLC, feeds back the received data, and if not, the PLC retransmits the data.
The message format sent by the PLC to the upper computer is as follows:
| function code | Number of data | Data of | Remarks for note |
| 1 byte | 1 byte | The number of registers being equal to the defined number of data | 16 or 10 system |
The message format of the upper computer responding to the PLC is as follows:
| function code | Number of data | Data of | Remarks for note |
| 1 byte | 1 byte | The number of registers being equal to the defined number of data | 16 or 10 system |
And 4, step 4: automatic bit filling procedure: the liquid injection machine can inject liquid into 8 batteries simultaneously, in order to improve the utilization efficiency of the liquid injection machine, in the process, the batteries are automatically supplemented on the supplementing conveying pull belt, so that the batteries are continuously arranged into 8 batteries, each 8 batteries form a group, and no break exists between the batteries in the group.
And 5: a pre-weighing procedure: after the battery position filling is completed, the PLC control manipulator grabs a group of batteries and weighs before filling liquid on the preceding electronic scale of weighing, PLC passes through RS232 and preceding electronic scale communication of weighing, and PLC acquires the weighing data before filling liquid and uploads the host computer, and the data mainly include the weighing weight before 8 batteries fill liquid and transport the tray number of battery before weighing. After the upper computer receives the data, responding to the PLC and feeding back the received data; and meanwhile, the upper computer processes data, binds the battery bar code data with the pre-injection weighing data and stores the battery bar code data and the pre-injection weighing data into a database.
Step 6: in the air tightness detection procedure, the air tightness of the battery is detected; in the electrolyte injection step, 8 batteries in one group are simultaneously injected with electrolyte.
And 7: and a post-weighing procedure: after liquid injection is completed, the PLC controls the manipulator to grab a group of batteries to the rear weighing electronic scale for weighing, and the PLC communicates with the rear weighing electronic scale through RS 232. After weighing, PLC acquires the weighing data after liquid injection and uploads the upper computer, and after the upper computer receives the data, the PLC responds that the PLC has received the data, and if not, the PLC retransmits. After receiving the data, the upper computer carries out data processing, and the weighing data after liquid injection is bound with the battery bar code data and the weighing data before liquid injection, and the weighing data after liquid injection mainly comprises the weight after liquid injection of 8 batteries, the number of trays for conveying the batteries and the number of times for grabbing by the material distributing manipulator.
And 8: and (5) carrying out a process of NG (NG) post-weighing and removing, and finishing the data tracing of the battery. The host computer calculates the liquid injection amount of each battery, and to the unqualified battery of liquid injection amount, the host computer calculates the unqualified battery position to feed back to PLC, PLC control depiler manipulator action, reject the unqualified battery of liquid injection amount. And the upper computer stores all the battery data into the database and simultaneously displays the battery data information on the display interface in real time.
The liquid filling machine production data tracing system has the following beneficial effects:
1. the battery data transparency and datamation in the liquid injection production process can be realized; 2. the equipment action and the battery data processing are definite in division of labor and do not interfere with each other; 3. the upper computer performs data processing, the PLC load is reduced, the PLC efficiency is improved by 4, and relevant data of battery production can be exported to a table for data query; 5. the battery bar code can be accurately bound with the injection weight.
Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.
Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (7)
1. The utility model provides a cylinder battery annotates electromechanical battery data system of traceing back, includes PLC and host computer, its characterized in that, PLC control battery carries out according to following step:
step 1: scanning the battery to obtain a battery bar code, wherein the battery bar code is stored in a register of the PLC;
step 2: carrying out short circuit test, recording the test result and the corresponding battery bar code by the PLC, and storing the test result and the corresponding battery bar code in a register;
and step 3: unqualified batteries are removed through a material separating manipulator, and the PLC uploads the removed battery bar code data to an upper computer;
and 4, step 4: replenishing the batteries to the removed vacant positions so that the batteries are continuously arranged;
and 5: weighing before liquid injection, acquiring weighing data before liquid injection by the PLC and uploading the weighing data to an upper computer, and binding the weighing data before liquid injection with the battery bar code data by the upper computer;
step 6: carrying out air tightness detection and battery liquid injection;
and 7: weighing after liquid injection, acquiring weighing data after liquid injection by the PLC and uploading the weighing data to an upper computer, and binding the weighing data after liquid injection with a battery bar code and weighing data before liquid injection by the upper computer;
and 8: the host computer is handled data and is fed back PLC, and PLC rejects the unqualified battery of notes liquid through the depiler manipulator, accomplishes the data of battery and traces back.
2. The system for tracing the battery data of the cylindrical battery filling machine according to claim 1, wherein when the PLC uploads the battery bar code data, the weighing data before filling and the weighing data after filling to the upper computer, the upper computer responds to the PLC to indicate that the data is received, and if the data is not responded, the PLC repeatedly sends the data.
3. The system for tracing battery data of a cylindrical battery filling machine according to claim 1, wherein in step 4, a plurality of batteries are arranged in a group in series, and the batteries in each group are filled in step 6 at the same time.
4. The system for tracing the battery data of the cylindrical battery filling machine according to claim 1, wherein in the step 5, the weighing data before filling mainly comprises the weighing weight of the battery before filling and the number of a tray for transporting the battery.
5. The system for tracing battery data of a cylindrical battery filling machine according to claim 1, wherein in step 7, the weighing data after filling mainly comprises the weighing weight of the battery after filling, the number of trays for transporting the battery and the grabbing times of a distributing manipulator.
6. The system for tracing the battery data of the cylindrical battery filling machine according to the claim 1, wherein in the step 8, the upper computer stores all the data in the database, and simultaneously displays the data information in real time through the display interface.
7. The system for tracing the battery data of the cylindrical battery filling machine according to claim 1, wherein the battery which fails in the step 3 refers to a battery which fails in any one of a code scanning and a short circuit test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011552038.1A CN112669048A (en) | 2020-12-24 | 2020-12-24 | Battery data tracing system of cylindrical battery liquid filling machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011552038.1A CN112669048A (en) | 2020-12-24 | 2020-12-24 | Battery data tracing system of cylindrical battery liquid filling machine |
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| CN112669048A true CN112669048A (en) | 2021-04-16 |
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| CN202011552038.1A Pending CN112669048A (en) | 2020-12-24 | 2020-12-24 | Battery data tracing system of cylindrical battery liquid filling machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117766956A (en) * | 2024-02-22 | 2024-03-26 | 宁德时代新能源科技股份有限公司 | Liquid injection system and liquid injection method |
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| CN103116821A (en) * | 2013-01-21 | 2013-05-22 | 重庆大学 | Whole course tracking method and whole course tracking system of discrete manufacturing workshop production process quality |
| CN103576658A (en) * | 2013-11-08 | 2014-02-12 | 东华大学 | Production tracking control method for lead-acid cells |
| CN106778407A (en) * | 2015-11-20 | 2017-05-31 | 哈尔滨格泰科技有限公司 | Quick Response Code eliminating system based on PLC |
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Application publication date: 20210416 |
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