Cooperative control system for coating production line
By designing a collaborative control system for coating production lines, comprehensively collecting and analyzing multi-dimensional data, generating optimized control strategies, and through encrypted transmission processing, the problems of incomplete data acquisition and data transmission security risks in the existing technology are solved, and intelligent regulation and efficient management of the production lines are achieved.
Patent Information
- Application Number
- CN202411938374.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2025-03-28
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing coating production line control system is not comprehensive when collecting data, ignoring key process parameters and equipment status data, and the data transmission is at risk of stolen or tampering, which seriously threatens the safe and stable operation of the production line.
A collaborative control system for coating production lines is designed, including a multi-dimensional data acquisition module, a preprocessing unit, a data analysis module, a control strategy generation module, an encryption module, a transmission module, a decryption module, an execution module and a key management unit. The system comprehensively collects multi-dimensional data, performs pre-processing and in-depth analysis, generates optimized control policies, and ensures the security and integrity of the data through encryption transmission and decryption processing.
Comprehensive data acquisition and in-depth analysis of the coating production line is realized, scientific control strategies are generated, the operation stability and safety of the production line is improved, the risks of data transmission are reduced, and intelligent regulation and efficient management are realized.
Smart Images
Figure CN119717736A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of production line automation control, and in particular to a coating production line collaborative control system. Background Art
[0002] In the automobile manufacturing process, the painting production line plays an irreplaceable and key role. It is not only to give the car a bright and beautiful appearance, but more importantly, to perform anti-corrosion treatment and provide long-term protection for the car body. Through precision processes such as primer pretreatment, intermediate coating, fine spraying of topcoat and drying, the painting production line ensures that the coating on the surface of the car body is both uniform and smooth, and durable, and can effectively resist external erosion. The high-quality painting process undoubtedly further improves the overall quality of the car, enhances market competitiveness, and makes consumers more satisfied and trustworthy in their car purchase choices. The painting production line is usually controlled by an automatic control system.
[0003] However, existing control systems are often limited to environmental parameters such as temperature and humidity when collecting data, but ignore key process parameters and equipment status data in the coating process, resulting in the inability to fully reflect the actual operating status of the production line. In addition, there is a risk of the data transmission method being stolen or tampered with, which seriously threatens the safe and stable operation of the production line.
[0004] In summary, the existing control systems have problems of incomplete data collection and data transmission security risks. Summary of the invention
[0005] The purpose of the present invention is to provide a painting production line collaborative control system, aiming to solve the technical problems of incomplete data collection and data transmission security risks in the control system in the prior art.
[0006] To achieve the above-mentioned purpose, the present invention adopts a coating production line collaborative control system, including a multi-dimensional data acquisition module, a preprocessing unit, a data analysis module, a control strategy generation module, a model building module, an encryption module, a transmission module, a decryption module, an execution module and a key management unit, wherein the preprocessing unit is connected to the multi-dimensional data acquisition module, the data analysis module is connected to the preprocessing unit, the control strategy generation module is connected to the data analysis module and the model building module, the encryption module is connected to the control strategy generation module, the transmission module is arranged between the encryption module and the decryption module, the execution module is connected to the decryption module, and the key management unit is connected to the encryption module and the decryption module;
[0007] The multi-dimensional data acquisition module is used to comprehensively collect various data on the coating production line, including environmental parameters (such as temperature and humidity), key process parameters (such as spraying speed and coating thickness), equipment status data (such as operating time and fault warning) and other important information in the production process to generate a data source;
[0008] The preprocessing unit is used to preprocess the data source and then transmit it to the data analysis module;
[0009] The data analysis module is used to conduct in-depth analysis on the pre-processed data, explore the correlation and regularity between the data, and identify potential problems and optimization space in the production process;
[0010] The control strategy generation module generates an optimized control strategy by combining the analyzed data with the model constructed by the model construction module;
[0011] The encryption module is used to encrypt the generated control strategy data;
[0012] The transmission module is used to transmit the encrypted data to the decryption module;
[0013] The decryption module is used to decrypt the encrypted data and obtain the control strategy to transmit to the execution module. The execution module is used to perform specific control operations on the coating production line according to the decrypted control strategy data.
[0014] Wherein, the preprocessing unit includes a data cleaning module, a data formatting module and a data normalization module, the data cleaning module is connected to the multi-dimensional data acquisition module, and the data formatting module is connected to the data cleaning module and the data normalization module;
[0015] The data cleaning module uses a rule-based data cleaning algorithm or a statistical-based data cleaning algorithm to remove noise, duplicate values, missing values, and abnormal data in the original data;
[0016] The data formatting module uses regular expression matching to identify and convert data formats to ensure that the data format is unified and standardized;
[0017] The data normalization module adopts the Z-score normalization algorithm to perform normalization processing according to the mean and standard deviation of the data.
[0018] The key management unit includes a key generation module and a key management module, the key management modules are connected to the encryption module and the decryption module, and the key generation module is connected to the key management module;
[0019] The key generation module generates keys by following cryptographic standards (such as AES, RSA, etc.);
[0020] The key management module is responsible for requesting the key generation module to generate keys and implement the tasks of key storage, distribution, update and destruction.
[0021] Wherein, the coating production line collaborative control system further includes an acquisition module and a database, and the acquisition module is arranged between the model building module and the database.
[0022] Among them, the coating production line collaborative control system also includes an authorization module, and the authorization module is connected to the acquisition module.
[0023] The coating production line collaborative control system further includes a monitoring module and an alarm unit. The monitoring module is connected to the execution module, and the alarm unit is connected to the monitoring module.
[0024] Wherein, the alarm unit includes a push module and a three-color light alarm module, and both the push module and the three-color light alarm module are connected to the monitoring module.
[0025] The coating production line collaborative control system further includes a self-adjusting module, and the self-adjusting module is connected to the monitoring module and the execution module.
[0026] A collaborative control system for a coating production line of the present invention, first, the multi-dimensional data acquisition module is used to comprehensively collect various types of data on the coating production line and other important information in the production process to generate a data source; then the preprocessing unit preprocesses the data source and transmits it to the data analysis module; the data analysis module conducts in-depth analysis on the preprocessed data, explores the correlation and regularity between the data, and identifies potential problems and optimization space in the production process; the control strategy generation module generates an optimized control strategy based on the analyzed data and the model constructed by the model construction module; the encryption module encrypts the generated control strategy data; the transmission module transmits the encrypted data to the decryption module; the decryption module decrypts the encrypted data to obtain the control strategy and transmits it to the execution module, and the execution module performs specific control operations on the coating production line according to the decrypted control strategy data, thereby solving the technical problems of incomplete data collection and data transmission security risks in the control system in the prior art.
[0027] The present invention comprehensively collects various types of data on the coating production line and other important information in the production process through the multi-dimensional data acquisition module, effectively solving the problem of incomplete data collection in the existing control system. The preprocessing unit preprocesses the data source, improves the accuracy and consistency of the data, and provides a reliable basis for subsequent data analysis. The data analysis module deeply explores the correlation and regularity between data, accurately identifies potential problems and optimization space in the production process, and provides a scientific basis for the formulation of control strategies.
[0028] At the same time, the present invention encrypts the generated control strategy data through the encryption module, and transmits the data through the secure transmission module, which effectively solves the problem of data transmission security risk of the existing control system. After the decryption module decrypts the encrypted data, the execution module performs specific control operations on the coating production line according to the decrypted control strategy data, realizing intelligent regulation and efficient management of the production line. BRIEF DESCRIPTION OF THE DRAWINGS
[0029] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0030] Figure 1 It is a principle block diagram of the first embodiment of the present invention.
[0031] Figure 2 It is a principle block diagram of the second embodiment of the present invention.
[0032] Figure 3 It is a principle block diagram of the third embodiment of the present invention.
[0033] 101-multi-dimensional data acquisition module, 102-preprocessing unit, 103-data analysis module, 104-control strategy generation module, 105-model construction module, 106-encryption module, 107-transmission module, 108-decryption module, 109-execution module, 110-key management unit, 111-acquisition module, 112-database, 113-authorization module, 114-data cleaning module, 115-data formatting module, 116-data normalization module, 117-key generation module, 118-key management module, 201-monitoring module, 202-alarm unit, 203-self-adjustment module, 204-push module, 205-three-color light alarm module, 206-client, 301-maintenance module, 302-login module, 303-verification module. DETAILED DESCRIPTION
[0034] Embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be construed as limiting the present invention.
[0035] The first embodiment of the present application is:
[0036] See also Figure 1 , Figure 1 It is a principle block diagram of the first embodiment of the present invention.
[0037] The present invention provides a coating production line collaborative control system, including a multi-dimensional data acquisition module 101, a preprocessing unit 102, a data analysis module 103, a control strategy generation module 104, a model building module 105, an encryption module 106, a transmission module 107, a decryption module 108, an execution module 109, a key management unit 110, an acquisition module 111, a database 112 and an authorization module 113. The preprocessing unit 102 includes a data cleaning module 114, a data formatting module 115 and a data normalization module 116. The key management unit 110 includes a key generation module 117 and a key management module 118. The above-mentioned scheme solves the technical problems of incomplete data collection and data transmission security risks in the control system in the prior art.
[0038] For this specific implementation, the multi-dimensional data acquisition module 101 is used to comprehensively collect various types of data on the coating production line, including environmental parameters (such as temperature and humidity), key process parameters (such as spraying speed and coating thickness), equipment status data (such as operating time and fault warning) and other important information in the production process to generate a data source;
[0039] The preprocessing unit 102 is used to preprocess the data source and then transmit it to the data analysis module 103;
[0040] The data analysis module 103 is used to conduct in-depth analysis on the pre-processed data, explore the correlation and regularity between the data, and identify potential problems and optimization space in the production process;
[0041] The control strategy generation module 104 generates an optimized control strategy by combining the analyzed data with the model constructed by the model construction module 105;
[0042] The encryption module 106 is used to encrypt the generated control strategy data;
[0043] The transmission module 107 is used to transmit the encrypted data to the decryption module 108;
[0044] The decryption module 108 is used to decrypt the encrypted data and obtain the control strategy to transmit to the execution module 109. The execution module 109 is used to perform specific control operations on the coating production line according to the decrypted control strategy data.
[0045] Among them, the preprocessing unit 102 is connected to the multi-dimensional data acquisition module 101, the data analysis module 103 is connected to the preprocessing unit 102, the control strategy generation module 104 is connected to the data analysis module 103 and the model building module 105, the encryption module 106 is connected to the control strategy generation module 104, the transmission module 107 is arranged between the encryption module 106 and the decryption module 108, the execution module 109 is connected to the decryption module 108, and the key management unit 110 is connected to the encryption module 106 and the decryption module 108. When it is used specifically, when it is used specifically, first, the multi-dimensional data acquisition module 101 is used to comprehensively collect various types of data on the coating production line and other important information in the production process to generate a data source; then the preprocessing unit 102 performs on the data source After preprocessing, it is transmitted to the data analysis module 103; the data analysis module 103 conducts in-depth analysis on the preprocessed data, explores the correlation and rules between the data, and identifies potential problems and optimization space in the production process; the control strategy generation module 104 generates an optimized control strategy based on the analyzed data and the model constructed by the model construction module 105; the encryption module 106 encrypts the generated control strategy data; the transmission module 107 transmits the encrypted data to the decryption module 108; the decryption module 108 decrypts the encrypted data to obtain the control strategy and transmits it to the execution module 109, and the execution module 109 performs specific control operations on the coating production line according to the decrypted control strategy data, thereby solving the technical problems of incomplete data collection and data transmission security risks in the control system in the prior art.
[0046] Secondly, the data cleaning module 114 is connected to the multi-dimensional data acquisition module 101, and the data formatting module 115 is connected to both the data cleaning module 114 and the data normalization module 116;
[0047] The data cleaning module 114 uses a rule-based data cleaning algorithm or a statistical-based data cleaning algorithm to remove noise, duplicate values, missing values, and abnormal data in the original data;
[0048] The data formatting module 115 uses regular expression matching to identify and convert data formats to ensure that the data format is unified and standardized;
[0049] The data normalization module 116 uses a Z-score normalization algorithm to perform normalization processing according to the mean and standard deviation of the data.
[0050] At the same time, the key management module 118 is connected to the encryption module 106 and the decryption module 108, and the key generation module 117 is connected to the key management module 118;
[0051] The key generation module 117 generates keys by following cryptographic standards (such as AES, RSA, etc.);
[0052] The key management module 118 is responsible for requesting the key generation module 117 to generate keys and implement the tasks of key storage, distribution, update and destruction.
[0053] The key management module 118 may use one of the following algorithms and strategies or a combination of multiple algorithms and strategies to manage keys:
[0054] 1. Key storage algorithm:
[0055] Use hardware cryptographic devices such as HSMs or secure software storage mechanisms such as Key Vault to store keys.
[0056] The keys are stored encrypted and access control mechanisms are used to restrict access to the keys.
[0057] 2. Key distribution algorithm:
[0058] Use secure transmission protocols (such as HTTPS, SSH) to distribute keys.
[0059] The recipient is authenticated and the integrity and authenticity of the key is ensured using a digital signature mechanism.
[0060] 3. Key update strategy:
[0061] Update keys regularly to reduce the risk of keys being cracked.
[0062] When the key is suspected to be leaked or the system is attacked, update the key immediately.
[0063] 4. Key destruction strategy:
[0064] When the key is no longer needed, use a secure destruction method (such as physical destruction, overwriting destruction, etc.) to destroy the key.
[0065] Ensure that the destruction process is irreversible to prevent key recovery.
[0066] In addition, the acquisition module 111 is arranged between the model building module 105 and the database 112;
[0067] The authorization module 113 is connected to the acquisition module 111. After the acquisition module 111 is authorized by the authorization module 113, the acquisition module 111 can automatically acquire the data in the database 112, so that the model building module 105 can build a mathematical model of the coating production line, including a process model, an equipment model, etc., to provide necessary model support for the control strategy generation module 104.
[0068] A painting production line collaborative control system according to the present embodiment is used. First, the multi-dimensional data acquisition module 101 is used to comprehensively collect various types of data on the painting production line and other important information in the production process to generate a data source; then the preprocessing unit 102 preprocesses the data source and transmits it to the data analysis module 103; the data analysis module 103 performs in-depth analysis on the preprocessed data, explores the correlation and regularity between the data, and identifies potential problems and optimization space in the production process; the control strategy generation module 104 generates an optimized control strategy based on the analyzed data and the model constructed by the model construction module 105; the encryption module 106 encrypts the generated control strategy data; the transmission module 107 transmits the encrypted data to the decryption module 108; the decryption module 108 decrypts the encrypted data to obtain the control strategy and transmits it to the execution module 109, and the execution module 109 performs specific control operations on the painting production line according to the decrypted control strategy data, thereby solving the technical problems of incomplete data collection and data transmission security risks in the control system in the prior art.
[0069] The present invention comprehensively collects various types of data on the coating production line and other important information in the production process through the multi-dimensional data acquisition module 101, effectively solving the problem of incomplete data collection in the existing control system. The preprocessing unit 102 preprocesses the data source, improves the accuracy and consistency of the data, and provides a reliable basis for subsequent data analysis. The data analysis module 103 deeply explores the correlation and regularity between data, accurately identifies potential problems and optimization space in the production process, and provides a scientific basis for the formulation of control strategies.
[0070] At the same time, the present invention encrypts the generated control strategy data through the encryption module 106, and transmits the data through the secure transmission module 107, effectively solving the problem of data transmission security risk of the existing control system. After the decryption module 108 decrypts the encrypted data, the execution module 109 performs specific control operations on the coating production line according to the decrypted control strategy data, realizing intelligent regulation and efficient management of the production line.
[0071] The second embodiment of the present application is:
[0072] Based on the first embodiment, please refer to Figure 2 , Figure 2 It is a principle block diagram of the second embodiment of the present invention.
[0073] The present invention provides a coating production line collaborative control system, which also includes a monitoring module 201, an alarm unit 202 and a self-adjustment module 203. The alarm unit 202 includes a push module 204 and a three-color light alarm module 205.
[0074] For this specific implementation, the monitoring module 201 is connected to the execution module 109, and the alarm unit 202 is connected to the monitoring module 201. The monitoring module 201 is used to monitor the execution status of the execution module 109 in real time and issue an alarm through the alarm module when an abnormality is found.
[0075] The push module 204 and the three-color light alarm module 205 are both connected to the monitoring module 201 . When an abnormality occurs, the push module 204 pushes the abnormality information to the client 206 and issues an alarm prompt through the three-color light alarm module 205 .
[0076] Secondly, the self-adjusting module 203 is connected to the monitoring module 201 and the execution module 109. When an abnormality occurs, the self-adjusting module 203 can adjust and recover by itself.
[0077] When using a coating production line collaborative control system according to this embodiment, the monitoring module 201 is used to monitor the execution status of the execution module 109 in real time. When an abnormality occurs, the push module 204 pushes the abnormal information to the client 206, and issues an alarm through the three-color light alarm module 205. When an abnormality occurs, the self-adjustment module 203 can adjust and recover by itself.
[0078] The third embodiment of the present application is:
[0079] Based on the second embodiment, please refer to Figure 3 , Figure 3 It is a principle block diagram of the third embodiment of the present invention.
[0080] The present invention provides a coating production line collaborative control system, which also includes a maintenance module, a login module 302 and a verification module 303 .
[0081] According to this specific implementation, the maintenance module is connected to the database 112, and the login module 302 is connected to the maintenance module. By logging into the maintenance module through the login module 302, the database 112 can be maintained, data can be added or deleted, etc.
[0082] The verification module 303 is connected to the login module 302. By setting the verification module 303, the identity of the person logging into the maintenance module can be authenticated to prevent illegal users from using the module.
[0083] By using a coating production line collaborative control system of the present embodiment, the database 112 can be maintained, data can be added or deleted, etc. by logging into the maintenance module through the login module 302. By setting the verification module 303, the identity of the person logging into the maintenance module can be authenticated to prevent illegal users from using it.
[0084] What is disclosed above is only a preferred embodiment of the present invention, and it certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope of the invention.
Claims
1. A painting production line collaborative control system, characterized in that: It includes a multi-dimensional data acquisition module, a preprocessing unit, a data analysis module, a control strategy generation module, a model building module, an encryption module, a transmission module, a decryption module, an execution module and a key management unit, wherein the preprocessing unit is connected to the multi-dimensional data acquisition module, the data analysis module is connected to the preprocessing unit, the control strategy generation module is connected to the data analysis module and the model building module, the encryption module is connected to the control strategy generation module, the transmission module is arranged between the encryption module and the decryption module, the execution module is connected to the decryption module, and the key management unit is connected to the encryption module and the decryption module; The multi-dimensional data acquisition module is used to comprehensively collect various types of data on the coating production line and other important information in the production process to generate a data source; The preprocessing unit is used to preprocess the data source and then transmit it to the data analysis module; The data analysis module is used to conduct in-depth analysis on the pre-processed data, explore the correlation and regularity between the data, and identify potential problems and optimization space in the production process; The control strategy generation module generates an optimized control strategy by combining the analyzed data with the model constructed by the model construction module; The encryption module is used to encrypt the generated control strategy data; The transmission module is used to transmit the encrypted data to the decryption module; The decryption module is used to decrypt the encrypted data and obtain the control strategy to transmit to the execution module. The execution module is used to perform specific control operations on the coating production line according to the decrypted control strategy data.
2. The coating production line collaborative control system according to claim 1, characterized in that: The preprocessing unit includes a data cleaning module, a data formatting module and a data normalization module, the data cleaning module is connected to the multi-dimensional data acquisition module, and the data formatting module is connected to the data cleaning module and the data normalization module; The data cleaning module uses a rule-based data cleaning algorithm or a statistical-based data cleaning algorithm to remove noise, duplicate values, missing values, and abnormal data in the original data; The data formatting module uses regular expression matching to identify and convert data formats to ensure that the data format is unified and standardized; The data normalization module adopts the Z-score normalization algorithm to perform normalization processing according to the mean and standard deviation of the data.
3. The coating production line collaborative control system according to claim 2, characterized in that: The key management unit includes a key generation module and a key management module, the key management modules are connected to the encryption module and the decryption module, and the key generation module is connected to the key management module; The key generation module generates keys in compliance with cryptographic standards; The key management module is responsible for requesting the key generation module to generate keys and implement the tasks of key storage, distribution, update and destruction.
4. The coating production line collaborative control system according to claim 3, characterized in that: The coating production line collaborative control system further includes an acquisition module and a database, wherein the acquisition module is arranged between the model building module and the database.
5. The coating production line collaborative control system according to claim 4, characterized in that: The coating production line collaborative control system further includes an authorization module, and the authorization module is connected to the acquisition module.
6. The coating production line collaborative control system according to claim 5, characterized in that: The coating production line collaborative control system further includes a monitoring module and an alarm unit. The monitoring module is connected to the execution module, and the alarm unit is connected to the monitoring module.
7. The coating production line collaborative control system according to claim 6, characterized in that: The alarm unit comprises a push module and a three-color light alarm module, and both the push module and the three-color light alarm module are connected to the monitoring module.
8. The coating production line collaborative control system according to claim 7, characterized in that: The coating production line collaborative control system further includes a self-adjusting module, and the self-adjusting module is connected to the monitoring module and the execution module.