CN110716514A - Centralized management control system for coating workshop of whole car factory - Google Patents

Abstract

The invention provides a centralized management control system for a coating workshop of a whole car factory, which comprises the following components: the system comprises a network module, an equipment monitoring module, an energy monitoring module, a vehicle identification module, a data storage module, a data display module and an equipment control module; the network module is used for network communication among the modules; the equipment monitoring module, the energy monitoring module, the vehicle identification module, the data storage module, the data display module and the equipment control module are communicated with each other through the network module. The invention has the beneficial effects that: the technical scheme provided by the invention can effectively solve the problems that coating workshops have more equipment, the process is complex, comprehensive and effective management cannot be carried out, and production information cannot be displayed in a centralized manner.

Description

Centralized management control system for coating workshop of whole car factory

Technical Field

The invention relates to the technical field of monitoring devices, in particular to a centralized management control system for a coating workshop of a whole car factory.

Background

With the deepening and development of the intelligent manufacturing concept and the industrial informatization production, the urgent need for improving the production competitiveness is generated. The coating workshop has many devices and complex process, can not be comprehensively and effectively managed, and the production information can not be displayed in a centralized way.

Disclosure of Invention

In order to solve the problems, the invention provides a centralized management control system for a painting workshop of a whole car factory; the utility model provides a whole car factory application workshop centralized management control system, includes: the system comprises a network module, an equipment monitoring module, an energy monitoring module, a vehicle identification module, a data storage module, a data display module and an equipment control module;

the network module is used for network communication among the modules; the equipment monitoring module, the energy monitoring module, the vehicle identification module, the data display module and the equipment control module are all connected with the data storage module through the network module; the equipment monitoring module comprises a process equipment PLC, and is used for acquiring parameters of process equipment of each station of the coating workshop; the energy monitoring module comprises an energy monitoring device PLC and is used for acquiring energy consumption data of the energy monitoring devices of all stations of the coating workshop; the vehicle identification module comprises a conveying equipment PLC and is used for acquiring vehicle passing point data of the conveying equipment on each station of the coating workshop;

the equipment monitoring module is used for periodically polling the value of a register of the process equipment PLC so as to obtain corresponding equipment monitoring data, and periodically sending the equipment monitoring data to the data storage module for storage through the network module; the equipment monitoring data comprises equipment state data and alarm information, and the equipment monitoring module sends the alarm information to the equipment control module in real time;

the energy monitoring module is used for polling the value of a register of the energy monitoring equipment PLC at regular time so as to obtain energy monitoring data consisting of corresponding energy consumption data, and the energy monitoring data is sent to the data storage module at regular time through the network module for storage;

the vehicle identification module is used for periodically polling the value of a register of the conveying equipment PLC so as to obtain total vehicle passing point data consisting of the vehicle passing point data of each station, and the total vehicle passing point data is periodically sent to the data storage module for storage through the network module;

the data storage module is used for receiving the equipment monitoring data, the energy monitoring data and the vehicle passing data, and respectively storing the equipment monitoring data, the energy monitoring data and the vehicle passing data through a database for calling;

the data display module is used for acquiring the equipment monitoring data, the energy monitoring data and the vehicle passing data from the data storage module through the network module and respectively displaying the equipment monitoring data, the energy monitoring data and the vehicle passing data;

and the equipment control module is used for adjusting the value in the PLC register of the process equipment according to the alarm information so as to control the process parameter value of the process equipment within a preset range and prevent safety accidents.

Furthermore, the network module comprises a plurality of optical fiber switches and a central switch, and the optical fiber switches are connected with each other through optical fibers to form an optical fiber ring network; the process equipment PLC, the energy monitoring equipment PLC and the conveying equipment PLC are respectively connected with an optical fiber switch on the optical fiber ring network through six types of lines to establish TCP/IP connection; the central switch establishes TCP/IP connection with an optical fiber switch on the optical fiber ring network through six types of lines and is respectively connected with the equipment monitoring module, the data display module and the data storage module through six types of lines.

Further, the process equipment comprises: the system comprises an electrophoresis tank, a spray pump, a pure water system and a paint conveying and mixing system; the device status data includes: the electrophoresis tank liquid level height and temperature, the drying furnace air supply temperature and air return temperature, the spray pump current and voltage, the pure water system conductivity and flow, the paint conveying and mixing system pressure and the paint temperature; the alarm information includes: the system comprises an electrophoresis tank liquid level height and temperature upper and lower limit alarm, a drying furnace air supply temperature and return air temperature upper and lower limit alarm, a spray pump current and voltage upper and lower limit alarm, a pure water system conductivity and flow upper and lower line alarm, and a paint conveying and mixing system pressure and paint temperature upper and lower limit alarm.

Further, the energy monitoring device comprises an energy monitoring system serial port server, a water meter, an electric energy meter and a natural gas flow meter, wherein the energy monitoring system serial port server is in data communication with the water meter, the electric energy meter and the natural gas flow meter through RS485 lines respectively so as to obtain corresponding energy monitoring data; the energy monitoring data includes real-time usage and cumulative usage of industrial water, industrial electricity and natural gas.

Further, the conveying equipment comprises a roller bed and a stacking chain; the vehicle passing data comprises a vehicle VIN code, a characteristic value and passing time; the vehicle VIN code is a 17-bit international universal code and is used for identifying the serial numbers of manufacturers, engines and chassis of automobiles and other performances, the characteristic values comprise the type, color and height of the vehicle and whether a skylight is arranged, and the passing-point time comprises the specific time when the vehicle arrives at a certain station.

Further, the database comprises an equipment monitoring data storage server, an energy monitoring data storage server and a vehicle passing data storage server, which are respectively used for storing the equipment monitoring data, the energy monitoring data and the vehicle passing data, and the database comprises a relational database which is respectively used for the equipment monitoring data storage server, the energy monitoring data storage server and the vehicle passing data storage server.

Furthermore, the data display module comprises an industrial computer and an LED screen, wherein the industrial computer is used for displaying the equipment monitoring data, the energy monitoring data and the vehicle identification data of the corresponding station on each station, and the LED screen is used for displaying the equipment monitoring data, the energy monitoring data and the total vehicle identification data of the whole painting workshop; the LED screen is placed on a trunk road of the painting workshop and is communicated with a certain optical fiber switch on the optical fiber ring network and the data storage module through six types of lines so as to acquire equipment monitoring data, energy monitoring data and total vehicle identification data of the whole painting workshop.

Furthermore, the equipment control module is a computer and is used for issuing a PLC register write command of the process equipment through the optical fiber ring network; when the alarm information is received and the technological parameters of the technological equipment are found not to accord with the production requirements, the equipment control module issues the corresponding technological parameter values which accord with the production requirements to the technological equipment PLC through the optical fiber ring network; after receiving the process parameter value, the process equipment PLC controls corresponding process equipment to execute a motion instruction so as to control the corresponding process parameter within a preset range; the process parameters comprise the height and the temperature of the liquid level of the electrophoresis tank, the air supply temperature and the air return temperature of the drying furnace, the current and the voltage of a spray pump, the conductivity and the flow of a pure water system, the pressure of a paint conveying and adjusting system and the paint temperature.

The technical scheme provided by the invention has the beneficial effects that: the technical scheme provided by the invention can effectively solve the problems that coating workshops have more equipment, the process is complex, comprehensive and effective management cannot be carried out, and production information cannot be displayed in a centralized manner.

Drawings

The invention will be further described with reference to the accompanying drawings and examples, in which:

fig. 1 is a system block diagram of a centralized management control system for a painting workshop of a whole vehicle factory in an embodiment of the invention;

fig. 2 is a detailed schematic diagram of a centralized management control system of a painting workshop of a whole vehicle factory in an embodiment of the invention.

Detailed Description

For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

The embodiment of the invention provides a centralized management control system for a painting workshop of a whole car factory.

Referring to fig. 1, fig. 1 is a system block diagram of a centralized management control system for a painting workshop of a whole vehicle factory in an embodiment of the present invention, including: the system comprises a network module, an equipment monitoring module, an energy monitoring module, a vehicle identification module, a data storage module, a data display module and an equipment control module;

as shown in fig. 2, fig. 2 is a detailed schematic diagram of a centralized management control system of a painting workshop of a whole vehicle factory in an embodiment of the invention; the network module is used for network communication among the modules; the equipment monitoring module, the energy monitoring module, the vehicle identification module, the data display module and the equipment control module are all connected with the data storage module through the network module; the equipment monitoring module comprises a process equipment PLC, and is used for acquiring parameters of process equipment of each station of the coating workshop; the energy monitoring module comprises an energy monitoring device PLC and is used for acquiring energy consumption data of the energy monitoring devices of all stations of the coating workshop; the vehicle identification module comprises a conveying equipment PLC and is used for acquiring vehicle passing point data of the conveying equipment on each station of the coating workshop;

the equipment monitoring module is used for periodically polling the value of a register of the process equipment PLC so as to obtain corresponding equipment monitoring data, and periodically sending the equipment monitoring data to the data storage module for storage through the network module; the equipment monitoring data comprises equipment state data and alarm information, and the equipment monitoring module sends the alarm information to the equipment control module in real time;

the energy monitoring module is used for polling the value of a register of the energy monitoring equipment PLC at regular time so as to obtain energy monitoring data consisting of corresponding energy consumption data, and the energy monitoring data is sent to the data storage module at regular time through the network module for storage;

the vehicle identification module is used for periodically polling the value of a register of the conveying equipment PLC so as to obtain total vehicle passing point data consisting of the vehicle passing point data of each station, and the total vehicle passing point data is periodically sent to the data storage module for storage through the network module;

the data storage module is used for receiving the equipment monitoring data, the energy monitoring data and the vehicle passing data, and respectively storing the equipment monitoring data, the energy monitoring data and the vehicle passing data through a database for calling;

the data display module is used for acquiring the equipment monitoring data, the energy monitoring data and the vehicle passing data from the data storage module through the network module and respectively displaying the equipment monitoring data, the energy monitoring data and the vehicle passing data;

and the equipment control module is used for adjusting the value in the PLC register of the process equipment according to the alarm information so as to control the process parameter value of the process equipment within a preset range and prevent safety accidents.

The network module comprises a plurality of optical fiber switches and a central switch, and the optical fiber switches are connected with each other through optical fibers to form an optical fiber ring network; the process equipment PLC, the energy monitoring equipment PLC and the conveying equipment PLC are respectively connected with an optical fiber switch on the optical fiber ring network through six types of lines to establish TCP/IP connection; the central switch establishes TCP/IP connection with an optical fiber switch on the optical fiber ring network through six types of lines and is respectively connected with the equipment monitoring module, the data display module and the data storage module through six types of lines.

The state and alarm information of various devices are judged by the value of each variable in the PLC register; the process equipment comprises: the system comprises an electrophoresis tank, a spray pump, a pure water system and a paint conveying and mixing system; the device status data includes: the electrophoresis tank liquid level height and temperature, the drying furnace air supply temperature and air return temperature, the spray pump current and voltage, the pure water system conductivity and flow, the paint conveying and mixing system pressure intensity, the paint temperature and the like; the alarm information includes: the electrophoresis tank liquid level height and temperature upper and lower limits alarm, the drying furnace air supply temperature and return air temperature upper and lower limits alarm, the spray pump current and voltage upper and lower limits alarm, the pure water system conductivity and flow upper and lower line alarm, the paint conveying and mixing system pressure and paint temperature upper and lower limits alarm and the like; the comprehensive real-time monitoring of workshop data is realized by collecting the states of all devices and alarm information.

The energy monitoring equipment comprises an energy monitoring system serial port server, a water meter, an electric energy meter and a natural gas flow meter, wherein the energy monitoring system serial port server is in data communication with the water meter, the electric energy meter and the natural gas flow meter through RS485 lines respectively so as to obtain corresponding energy monitoring data; the energy monitoring data comprises real-time usage amount and accumulated usage amount of industrial water, industrial electricity and natural gas; through the data, various reports such as a daily and monthly report, an equipment energy consumption usage report and the like can be generated by the central control system.

The conveying equipment comprises a rolling machine and a power and free chain; the vehicle passing data comprises a vehicle VIN code, a characteristic value and passing time; the vehicle VIN code is a 17-bit international universal code and is used for identifying the manufacturer, the engine, the chassis serial number and other performances of the automobile, the characteristic values comprise the characteristics of the type, the color, the height and the balance of the automobile, whether a skylight is arranged or not and the like, and the passing time comprises the specific time when the automobile reaches a certain station; the vehicle body can be automatically identified and tracked by collecting the information, and the central control system can transmit related information to material management, quality assurance and other departments, and plays an important role in material supply, sales service, quality monitoring, whole vehicle life quality tracking and the like.

The database comprises an equipment monitoring data storage server, an energy monitoring data storage server and a vehicle passing data storage server, and is respectively used for storing the equipment monitoring data, the energy monitoring data and the vehicle passing data, and the database comprises a relational database which is respectively used for the equipment monitoring data storage server, the energy monitoring data storage server and the vehicle passing data storage server.

The data display module comprises an industrial computer and an LED screen, wherein the industrial computer is used for displaying equipment monitoring data, energy monitoring data and vehicle identification data of corresponding stations on each station, and the LED screen is used for displaying the equipment monitoring data, the energy monitoring data and the total vehicle identification data of the whole coating workshop; the LED screen is placed on a trunk road of the painting workshop and is communicated with a certain optical fiber switch on the optical fiber ring network and the data storage module through six types of lines so as to acquire equipment monitoring data, energy monitoring data and total vehicle identification data of the whole painting workshop.

The equipment control module is a computer and is used for issuing a PLC register write command of the process equipment through the optical fiber ring network; when the alarm information is received and the technological parameters of the technological equipment are found not to accord with the production requirements, the equipment control module issues the corresponding technological parameter values which accord with the production requirements to the technological equipment PLC through the optical fiber ring network; after receiving the process parameter value, the process equipment PLC controls corresponding process equipment to execute a motion instruction so as to control the corresponding process parameter within a preset range; the process parameters comprise the height and the temperature of the liquid level of the electrophoresis tank, the air supply temperature and the air return temperature of the drying furnace, the current and the voltage of a spray pump, the conductivity and the flow of a pure water system, the pressure of a paint conveying and adjusting system, the paint temperature and the like.

The equipment control module realizes remote centralized control of partial functions of the process equipment, so that the control of operators on the equipment is efficient and convenient; and receiving the alarm information and judging whether the process parameters of the process equipment meet the production requirements or not, wherein the process parameters can be completed manually by an operator or automatically by a computer.

The invention has the beneficial effects that: the technical scheme provided by the invention can effectively solve the problems that coating workshops have more equipment, the process is complex, comprehensive and effective management cannot be carried out, and production information cannot be displayed in a centralized manner.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (8)

1. The utility model provides a whole car factory painting workshop centralized management control system which characterized in that: the method comprises the following steps: the system comprises a network module, an equipment monitoring module, an energy monitoring module, a vehicle identification module, a data storage module, a data display module and an equipment control module;

the network module is used for network communication among the modules; the equipment monitoring module, the energy monitoring module, the vehicle identification module, the data display module and the equipment control module are all connected with the data storage module through the network module; the equipment monitoring module comprises a process equipment PLC, and is used for acquiring parameters of process equipment of each station of the coating workshop; the energy monitoring module comprises an energy monitoring device PLC and is used for acquiring energy consumption data of the energy monitoring devices of all stations of the coating workshop; the vehicle identification module comprises a conveying equipment PLC and is used for acquiring vehicle passing point data of the conveying equipment on each station of the coating workshop;

the equipment monitoring module is used for periodically polling the value of a register of the process equipment PLC so as to obtain corresponding equipment monitoring data, and periodically sending the equipment monitoring data to the data storage module for storage through the network module; the equipment monitoring data comprises equipment state data and alarm information, and the equipment monitoring module sends the alarm information to the equipment control module in real time;

the energy monitoring module is used for polling the value of a register of the energy monitoring equipment PLC at regular time so as to obtain energy monitoring data consisting of corresponding energy consumption data, and the energy monitoring data is sent to the data storage module at regular time through the network module for storage;

the vehicle identification module is used for periodically polling the value of a register of the conveying equipment PLC so as to obtain total vehicle passing point data consisting of the vehicle passing point data of each station, and the total vehicle passing point data is periodically sent to the data storage module for storage through the network module;

the data storage module is used for receiving the equipment monitoring data, the energy monitoring data and the vehicle passing data, and respectively storing the equipment monitoring data, the energy monitoring data and the vehicle passing data through a database for calling;

the data display module is used for acquiring the equipment monitoring data, the energy monitoring data and the vehicle passing data from the data storage module through the network module and respectively displaying the equipment monitoring data, the energy monitoring data and the vehicle passing data;

and the equipment control module is used for adjusting the value in the PLC register of the process equipment according to the alarm information so as to control the process parameter value of the process equipment within a preset range and prevent safety accidents.

2. The centralized management control system for the painting workshop of the whole car factory as claimed in claim 1, wherein: the network module comprises a plurality of optical fiber switches and a central switch, and the optical fiber switches are connected with each other through optical fibers to form an optical fiber ring network; the process equipment PLC, the energy monitoring equipment PLC and the conveying equipment PLC are respectively connected with an optical fiber switch on the optical fiber ring network through six types of lines to establish TCP/IP connection; the central switch establishes TCP/IP connection with an optical fiber switch on the optical fiber ring network through six types of lines and is respectively connected with the equipment monitoring module, the data display module and the data storage module through six types of lines.

3. The centralized management control system for the painting workshop of the whole car factory as claimed in claim 1, wherein: the process equipment comprises: the system comprises an electrophoresis tank, a spray pump, a pure water system and a paint conveying and mixing system; the device status data includes: the electrophoresis tank liquid level height and temperature, the drying furnace air supply temperature and air return temperature, the spray pump current and voltage, the pure water system conductivity and flow, the paint conveying and mixing system pressure and the paint temperature; the alarm information includes: the system comprises an electrophoresis tank liquid level height and temperature upper and lower limit alarm, a drying furnace air supply temperature and return air temperature upper and lower limit alarm, a spray pump current and voltage upper and lower limit alarm, a pure water system conductivity and flow upper and lower line alarm, and a paint conveying and mixing system pressure and paint temperature upper and lower limit alarm.

4. The centralized management control system for the painting workshop of the whole car factory as claimed in claim 1, wherein: the energy monitoring equipment comprises an energy monitoring system serial port server, a water meter, an electric energy meter and a natural gas flow meter, wherein the energy monitoring system serial port server is in data communication with the water meter, the electric energy meter and the natural gas flow meter through RS485 lines respectively so as to obtain corresponding energy monitoring data; the energy monitoring data includes real-time usage and cumulative usage of industrial water, industrial electricity and natural gas.

5. The centralized management control system for the painting workshop of the whole car factory as claimed in claim 1, wherein: the conveying equipment comprises a rolling machine and a power and free chain; the vehicle passing data comprises a vehicle VIN code, a characteristic value and passing time; the vehicle VIN code is a 17-bit international universal code and is used for identifying the serial numbers of manufacturers, engines and chassis of automobiles and other performances, the characteristic values comprise the type, color and height of the vehicle and whether a skylight is arranged, and the passing-point time comprises the specific time when the vehicle arrives at a certain station.

6. The centralized management control system for the painting workshop of the whole car factory as claimed in claim 1, wherein: the database comprises an equipment monitoring data storage server, an energy monitoring data storage server and a vehicle passing data storage server, and is respectively used for storing the equipment monitoring data, the energy monitoring data and the vehicle passing data, and the database comprises a relational database which is respectively used for the equipment monitoring data storage server, the energy monitoring data storage server and the vehicle passing data storage server.

7. The centralized management control system for the painting workshop of the whole car factory as claimed in claim 1, wherein: the data display module comprises an industrial computer and an LED screen, wherein the industrial computer is used for displaying equipment monitoring data, energy monitoring data and vehicle identification data of corresponding stations on each station, and the LED screen is used for displaying the equipment monitoring data, the energy monitoring data and the total vehicle identification data of the whole coating workshop; the LED screen is placed on a trunk road of the painting workshop and is communicated with a certain optical fiber switch on the optical fiber ring network and the data storage module through six types of lines so as to acquire equipment monitoring data, energy monitoring data and total vehicle identification data of the whole painting workshop.

8. The centralized management control system for the painting workshop of the whole car factory as claimed in claim 1, wherein: the equipment control module is a computer and is used for issuing a PLC register write command of the process equipment through the optical fiber ring network; when the alarm information is received and the technological parameters of the technological equipment are found not to accord with the production requirements, the equipment control module issues the corresponding technological parameter values which accord with the production requirements to the technological equipment PLC through the optical fiber ring network; after receiving the process parameter value, the process equipment PLC controls corresponding process equipment to execute a motion instruction so as to control the corresponding process parameter within a preset range; the process parameters comprise the height and the temperature of the liquid level of the electrophoresis tank, the air supply temperature and the air return temperature of the drying furnace, the current and the voltage of a spray pump, the conductivity and the flow of a pure water system, the pressure of a paint conveying and adjusting system and the paint temperature.

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