CN-122018452-A - Method and system for transmitting and checking vehicle type configuration of production line

CN122018452ACN 122018452 ACN122018452 ACN 122018452ACN-122018452-A

Abstract

The application relates to a production line vehicle type configuration transfer and verification method which comprises the steps of obtaining vehicle type configuration data corresponding to products when an intelligent transportation trolley enters an initial station of a production line, writing the vehicle type configuration data into a flexible transportation bracket assembled with the products, controlling the intelligent transportation trolley to carry the flexible transportation bracket into a plurality of target stations matched with the vehicle type configuration data, reading the vehicle type configuration data from the flexible transportation bracket when the intelligent transportation trolley reaches any target station, verifying the configuration state of the current station based on the vehicle type configuration data, controlling the target station to execute configuration switching operation if the configuration switching operation is not passed, and executing verification again after the configuration switching operation is completed, and controlling the target station to execute corresponding production operation if the configuration switching operation is passed. The application can improve the consistency of the vehicle type configuration data acquired by the station and the actual product-in-process vehicle type configuration data, and reduce the processing abnormality caused by the station configuration error.

Inventors

ZHANG LI
LV JUNCHENG
Liu changye
ZHANG RUIJING
HAN JINGWEN
CHEN TAO
WEI FENG

Assignees

上汽通用五菱汽车股份有限公司

Dates

Publication Date: 20260512
Application Date: 20251230

Claims (11)

1. The method for transmitting and checking the configuration of the production line vehicle type is characterized by comprising the following steps of: When the intelligent transportation trolley enters an initial station of a production line, acquiring vehicle type configuration data corresponding to products; Writing the vehicle type configuration data into a flexible conveying bracket assembled with the product, so that the vehicle type configuration data of the product and the flexible conveying bracket form binding storage; controlling the intelligent transportation trolley to carry the flexible conveying bracket to enter a plurality of target stations matched with the vehicle type configuration data; When the intelligent transportation trolley reaches any target station, reading the vehicle type configuration data from the flexible transportation bracket; Checking the configuration state of the current station based on the vehicle type configuration data; if the verification is not passed, controlling the target station to execute configuration switching operation, and executing the verification again after the configuration switching is completed; And if the verification is passed, controlling the target station to execute the corresponding production operation.
2. The method of claim 1, wherein the acquiring the vehicle model configuration data corresponding to the product when the intelligent transportation cart enters the initial station of the production line comprises: reading the bar code information of the car body of the product; And analyzing the vehicle body bar code information to obtain the vehicle type configuration data.
3. The method of claim 1, wherein the writing the vehicle model configuration data to a flexible transport carrier equipped with the article of manufacture is preceded by: and carrying out sectional organization on the vehicle type configuration data to form configuration sub-data sections respectively corresponding to the plurality of stations, and storing the correspondence between the configuration sub-data section identifiers and the station identifiers.
4. The method of claim 3, wherein the reading the vehicle model configuration data from the flexible transport carriage when the intelligent transportation cart reaches any target station comprises: Inquiring a target configuration sub-data segment identifier corresponding to a station identifier of a target station reached by the intelligent transportation trolley in the corresponding relation between the configuration sub-data segment identifier and the station identifier; And reading the target configuration sub-data segment corresponding to the target station from the vehicle type configuration data stored by the flexible conveying bracket according to the target configuration sub-data segment identifier.
5. The method of claim 4, wherein the configuration sub-data segment includes at least model identification information and process step sequence information.
6. The method of claim 1, wherein after the writing of the vehicle model configuration data to the flexible transport carrier equipped with the article of manufacture, the method further comprises: And controlling the flexible conveying bracket to be switched to a bracket supporting state corresponding to the product.
7. The method of claim 1, wherein verifying the configuration status of the current station based on the vehicle model configuration data comprises: acquiring a station identifier of a current station; determining a target configuration parameter corresponding to the current station from the vehicle type configuration data based on the station identifier; Acquiring actual configuration parameters of a current station; and comparing the actual configuration parameters with the target configuration parameters to generate a verification result.
8. The method of claim 7, wherein the target configuration parameters include at least a target tool identifier and a target process identifier, the actual configuration parameters include at least an actual tool identifier of a current station and an actual process identifier of the current station, and the comparing the actual configuration parameters with the target configuration parameters to generate the verification result includes: comparing the field of the target tool identifier with that of the actual tool identifier; Comparing the target process identifier with the actual process identifier in a field; if the field comparison is consistent, checking passing, otherwise, checking not passing.
9. A delivery and verification system for the configuration of a production line vehicle is characterized by comprising an intelligent transportation trolley dispatching system, an intelligent transportation trolley, a flexible conveying bracket and a production line control system PLC arranged at each station, The intelligent transportation system comprises a production line control system PLC of an initial station, a flexible conveying bracket, a control system PLC of a control system, a control system and a control system, wherein the production line control system PLC is used for acquiring vehicle type configuration data corresponding to a product when an intelligent transportation trolley enters the initial station of the production line, and writing the vehicle type configuration data into the flexible conveying bracket provided with the product; the intelligent transportation trolley dispatching system is used for generating and issuing transportation tasks according to the vehicle type configuration data; the intelligent transportation trolley is used for carrying the flexible transportation bracket to execute the transportation task; The flexible conveying bracket is used for assembling the products, storing the vehicle type configuration data of the products and moving among a plurality of stations along with the intelligent transportation trolley; and the production line control system PLC of the subsequent station is used for reading the vehicle type configuration data from the flexible conveying bracket after the intelligent transportation trolley enters the corresponding station, and checking and controlling the station configuration state based on the vehicle type configuration data.
10. The system of claim 9, wherein the line control system PLC of the initial station comprises a bar code reading module and a bar code analyzing module, wherein, The bar code reading module is used for reading the bar code information of the car body of the product at the initial station; The bar code analysis module is used for analyzing the bar code information of the vehicle body to obtain the vehicle type configuration data.
11. The system of claim 9, wherein the flexible transport carrier comprises a vehicle model configuration storage unit and a communication interface, wherein, The communication interface is in communication connection with each production line control system PLC and is used for transmitting the vehicle type configuration data written in by the production line control system PLC of the initial station to the vehicle type configuration storage unit at the initial station and transmitting the vehicle type configuration data to the production line control system PLC of the subsequent station at the subsequent station; the vehicle type configuration storage unit is used for storing the vehicle type configuration data of the product in a readable and writable mode.

Description

Method and system for transmitting and checking vehicle type configuration of production line Technical Field The application relates to the technical field of vehicle manufacturing, in particular to a method and a system for transmitting and checking the configuration of a production line vehicle type. Background At present, with the development of intelligent manufacturing and flexible production, the production line is gradually applied to the mixed-flow production scene of multiple vehicle types. In the production line, an intelligent transportation trolley is generally adopted to transfer a flexible conveying bracket assembled with a product among a plurality of stations, and different vehicle types correspond to different process sequences and station configuration states. Therefore, before the product enters each station, the corresponding vehicle type configuration information needs to be accurately acquired, and the tooling configuration and the technological parameters of each station are ensured to be matched with the vehicle type configuration information. In the prior art, the vehicle type configuration information is generally issued to each relevant control unit by an intelligent transportation trolley dispatching system before the products enter a production line or are put in storage, or is transmitted to a control system of a subsequent station according to a task sequence by the dispatching system. And the control system of each station performs station configuration judgment according to the vehicle type information provided by the scheduling system when executing the operation. In the mode, the transmission path of the vehicle type configuration data is long, and once network fluctuation and other conditions occur in the communication process, the vehicle type configuration data acquired by the station is inconsistent with the actual product, so that the accuracy of station configuration verification is affected. Disclosure of Invention Based on this, it is necessary to provide a method and a system for transmitting and checking the configuration of a production line vehicle type according to the above technical problems. In a first aspect, a method for transmitting and checking a configuration of a production line vehicle model is provided, the method comprising: When the intelligent transportation trolley enters an initial station of a production line, acquiring vehicle type configuration data corresponding to products; Writing the vehicle type configuration data into a flexible conveying bracket assembled with the product, so that the vehicle type configuration data of the product and the flexible conveying bracket form binding storage; controlling the intelligent transportation trolley to carry the flexible conveying bracket to enter a plurality of target stations matched with the vehicle type configuration data; When the intelligent transportation trolley reaches any target station, reading the vehicle type configuration data from the flexible transportation bracket; Checking the configuration state of the current station based on the vehicle type configuration data; if the verification is not passed, controlling the target station to execute configuration switching operation, and executing the verification again after the configuration switching is completed; And if the verification is passed, controlling the target station to execute the corresponding production operation. As an optional implementation manner, when the intelligent transportation trolley enters an initial station of the production line, acquiring vehicle type configuration data corresponding to the product comprises: reading the bar code information of the car body of the product; And analyzing the vehicle body bar code information to obtain the vehicle type configuration data. As an alternative embodiment, before the writing of the vehicle model configuration data to the flexible conveying carrier equipped with the article, the method further comprises: and carrying out sectional organization on the vehicle type configuration data to form configuration sub-data sections respectively corresponding to the plurality of stations, and storing the correspondence between the configuration sub-data section identifiers and the station identifiers. As an optional implementation manner, when the intelligent transportation trolley reaches any target station, the vehicle type configuration data is read from the flexible transportation bracket, which includes: Inquiring a target configuration sub-data segment identifier corresponding to a station identifier of a target station reached by the intelligent transportation trolley in the corresponding relation between the configuration sub-data segment identifier and the station identifier; And reading the target configuration sub-data segment corresponding to the target station from the vehicle type configuration data stored by the flexible conveying bracket according to the targe