CN112488870A - Automatic extraction system and method for information characteristics of catheter forming process - Google Patents
Automatic extraction system and method for information characteristics of catheter forming process Download PDFInfo
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Abstract
The invention discloses a system and a method for automatically extracting information characteristics of a catheter forming process, wherein the system comprises a decision layer, an execution layer and an equipment layer which are sequentially in communication connection; the decision layer is used for automatically issuing production plans, product information and process data and automatically acquiring tasks; the execution layer is used for downloading and uniformly distributing workshop production tasks and managing production line process information, product information and welding process parameters; the equipment layer is used for integrating with an upper management system through each equipment development communication interface, collecting equipment state information and welding process data and controlling automatic equipment. The method is based on the production data of the conduit welding process, and the results are used for improving the manufacturing process through automatic acquisition, statistics, analysis and feedback of system data, so that the flexibility of the manufacturing process and the integration of the processing process are improved, and the quality and the efficiency of the production process of products are improved.
Description
Technical Field
The invention relates to the technical field of aerospace catheter welding forming, in particular to a system and a method for automatically extracting information characteristics of a catheter forming process.
Background
The pipeline system is an important component of aerospace products, plays a series of key roles of pressurization, pressure measurement, conveying and the like, is limited by an internal structure, the pipeline product usually has a complex spatial structure, the working procedures in the welding process are as long as 16 according to the characteristics of a conduit welding process, welding defects such as incomplete fusion, incomplete penetration, welding seam depression and the like are easily generated on a welding seam, particularly, the quality accident of the product is easily caused due to the fact that related detection technical means are backward, and the consequence cannot be estimated.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a system and a method for automatically extracting information characteristics of a catheter forming process.
In order to achieve the purpose of the invention, the invention adopts the technical scheme that:
in a first aspect, the invention provides an automatic extraction system for information characteristics of a catheter forming process, which comprises a decision layer, an execution layer and an equipment layer which are sequentially in communication connection;
the decision layer is used for automatically issuing production plans, product information and process data and automatically acquiring tasks; the system comprises an MES subsystem, an ERP subsystem and a quality management subsystem;
the execution layer is used for downloading and uniformly distributing workshop production tasks and managing production line process information, product information and welding process parameters; the system comprises a workshop production management subsystem, a conduit welding control subsystem, a station electronic operation instruction subsystem, an electronic tag material management subsystem, a tag printing and bar code management subsystem, an air tightness detection subsystem, a production line electronic billboard subsystem, a generation decision support subsystem and a multimedia data acquisition subsystem;
the equipment layer is used for integrating with an upper management system through each equipment development communication interface, collecting equipment state information and welding process data and controlling automatic equipment; the device comprises an assembly data acquisition module, an Orbitalum pipe welding machine station data acquisition module, a Liburdi pipe welding machine station data acquisition module, an endoscope station data acquisition module, a hydraulic test bed data acquisition module, an airtight test bed data acquisition module, a material quality information acquisition module, an electronic billboard and a video monitoring module.
Further, the system architecture of the workshop production management subsystem comprises an access layer, a data layer, a service layer and an application layer;
the access layer is used for butt joint with a data acquisition terminal in the equipment layer and collecting quality data; and the MES subsystem, the ERP subsystem and the quality management subsystem are in butt joint to acquire generated task information and welding and detection requirement information;
the data layer is used for summarizing, managing and storing the data of the catheter production process by adopting a MySQL database, and comparing the data acquired by the system with a basic database;
the service layer is used for executing related functions of business logic, managing program execution and processing program logic and business verification;
the application layer is used for providing various service interfaces and third-party service calling, managing user requests and displaying various functions.
Furthermore, the conduit welding control subsystem is used for receiving a production task issued by a workshop production management subsystem, controlling the Orbitalum pipe welder station data acquisition module and the Liburdi pipe welder station data acquisition module to acquire welding process parameters, welding temperature, humidity and protective gas flow parameter data generated in the welding process on line, controlling the endoscope station data acquisition module to acquire endoscope processing and running state data in the endoscope inspection process, and controlling the hydraulic test bench data acquisition module to acquire hydraulic test bench processing and running state data in the hydraulic test process.
Further, the electronic tag material management subsystem is used for being matched with the tag printing and bar code management subsystem to carry out inventory management on materials and finished products, generating two-dimensional tag bar code information of the guide pipe in the blanking process of the pipe, and scanning pipe raw materials and part certificates by using code scanning equipment in the process of pasting the notes and associating the raw material raw materials and the part certificates into original quality information.
Furthermore, the station electronic operation instruction book subsystem is used for acquiring a work operation instruction book, assembling steps and a method video file to assist workers in paperless operation.
Further, the air tightness detection subsystem is used for collecting the processing and running states of the air tightness test bed and detection result data in the air tightness test process by using the data collection module of the air tightness test bed.
Furthermore, the multimedia data acquisition subsystem is used for acquiring the assembly quality data of the guide pipe by using the assembly data acquisition module, and acquiring and storing the video of the welding station.
Furthermore, the production line electronic billboard subsystem is used for monitoring the execution of production line tasks in real time by using the video monitoring module and displaying equipment monitoring information in real time by using the electronic billboard.
Furthermore, the generation decision support subsystem is used for displaying the production execution condition, analyzing the current and voltage information and product inspection data collected by the welding station, and performing inspection quality trend analysis and production quality analysis.
In a second aspect, the invention further provides a method for automatically extracting information features of a catheter forming process, which comprises the following steps:
s1, scanning the two-dimensional code of the employee identification card on the upper computer software to log in the system, and recording the information of the employee number by the system;
s2, scanning the unique bar code of the produced product, displaying a material list of the catheter to be assembled, taking materials according to a single form from a specified position of a material rack by personnel, and simultaneously displaying current, voltage and air pressure requirement information required by the current product welding;
s3, on the premise that the welding requirement meets the condition, guiding the welding tongs to reach the target position through visual positioning, and collecting parameters of butt joint gaps, misalignment heights and tungsten electrode deviation welding seam degrees and binding and storing the parameters with product information;
s4, starting welding by clicking on the upper computer software, and monitoring current, voltage and air pressure values in real time visually in the welding process; when the air pressure is lower, the alarm is given or the power-off switch is automatically started;
and S5, after welding, storing relevant information of the welding result of the product, including the product number, the welding current value, the voltage, the multimedia video and the visual detection result by the upper computer software.
The invention has the following beneficial effects:
the method is based on a digitally acquired manufacturing unit, extracts relevant process data, supports data interaction with digital information systems such as ERP (enterprise resource planning), MES (manufacturing execution system) and the like, and realizes progress information tracking of production tasks according to an ERP production task plan; and the method supports field workers to check related file instructions such as two-dimensional process views, process procedures, three-dimensional process models, three-dimensional animations and the like, and gives better play to the guiding significance of the process in the actual operation process; the management of the workshop on the technical state of the production process is improved, and the guidance of field workers is facilitated.
Drawings
FIG. 1 is a schematic structural diagram of an automatic information feature extraction system for a catheter molding process according to the present invention;
FIG. 2 is a schematic view of the topology of the system for automatically extracting information characteristics of a catheter molding process according to the present invention;
FIG. 3 is a schematic view of a catheter forming process of the present invention;
FIG. 4 is a flow chart of the automatic generation of characteristic information for a catheter molding process of the present invention;
fig. 5 is a flow chart of information extraction of features of the catheter shaping process of the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the invention as defined and defined in the appended claims, and all matters produced by the invention using the inventive concept are protected.
Example 1
As shown in fig. 1 and fig. 2, an embodiment of the present invention provides an automatic extraction system for information characteristics of a catheter molding process, including a decision layer, an execution layer, and an equipment layer, which are sequentially connected in communication;
the decision layer is used for automatically issuing production plans, product information and process data and quickly and automatically acquiring tasks through a calling interface; the operation process also supports a process parameter importing mode in the forms of EXCEL, manual entry and the like. The decision layer specifically comprises an MES subsystem, an ERP subsystem and a quality management subsystem;
the execution layer is used for downloading and uniformly distributing workshop production tasks and managing parameters such as production line process information, product information, welding process and the like; the execution layer specifically comprises a workshop production management subsystem, a conduit welding control subsystem, a station electronic operation instruction subsystem, an electronic tag material management subsystem, a tag printing and bar code management subsystem, an air tightness detection subsystem, a production line electronic billboard subsystem, a generation decision support subsystem and a multimedia data acquisition subsystem;
the equipment layer is used for integrating with an upper management system through each equipment development communication interface, collecting equipment state information and welding process data and controlling automatic equipment; the equipment layer specifically comprises an assembly data acquisition module, an Orbitalum pipe welding machine station data acquisition module, a Liburdi pipe welding machine station data acquisition module, an endoscope station data acquisition module, a hydraulic test bed data acquisition module, an airtight test bed data acquisition module, a material quality information acquisition module, an electronic billboard and a video monitoring module.
In the embodiment of the invention, based on the technical architecture of J2EE, a set of Spring + hibernate + Struts2 frame processing business logic and data transmission is set up in a background, the system comprises process flow modules of assembly, manual argon arc spot welding, all-position welding, endoscopy, hydraulic test, airtight test and the like, and two high-performance servers are simultaneously carried, so that intelligent manufacturing of all-position welding, assembly and test of the catheter is met, and acquisition and extraction of quality data including parameters, multimedia photos and the like in the production process of the catheter are realized.
The system architecture of the workshop production management subsystem comprises an access layer, a data layer, a service layer and an application layer;
the access layer is used for butt joint with a data acquisition terminal in the equipment layer and collecting quality data; such as: assembling a conduit and acquiring assembling quality data; collecting data of key parameters such as welding process parameters, welding temperature, humidity, protective gas flow and the like of each welding line in the welding process; collecting a multimedia photo; and the MES subsystem, the ERP subsystem and the quality management subsystem are in butt joint to acquire generated task information and welding and detection requirement information;
the data layer is used for summarizing, managing and storing data of the catheter production process by adopting a MySQL database, wherein the catheter production process comprises the working procedures of assembly, manual argon arc spot fixation, all-position welding, endoscopy, hydraulic test, airtight test and the like; comparing the data collected by the system with a basic database;
the service layer is used for executing the related functions of the business logic, managing the program execution and processing the logic and business verification of the program;
the application layer is used for providing various service interfaces and third-party service calls, managing user requests and displaying various functions.
The invention carries out data transmission based on the TCP/IP network, unifies the protocols and standards of all the acquisition units, and realizes data informatization, management intensification and flow visualization of all-position welding, assembly and test of the catheter.
In the embodiment of the invention, as shown in fig. 5, the conduit welding control subsystem is used for receiving a production task issued by the workshop production management subsystem, controlling the Orbitalum pipe welder station data acquisition module and the Liburdi pipe welder station data acquisition module to acquire welding process parameters, welding temperature, humidity and protective gas flow parameter data generated in the welding process on line, controlling the endoscope station data acquisition module to acquire endoscope processing and running state data in the endoscopy process, and controlling the hydraulic test bench data acquisition module to acquire hydraulic test bench processing and running state data in the hydraulic test process.
The invention is based on an all-position welding assembly system, realizes the automatic centering of a conduit and a tee joint or a joint, and ensures the assembly quality of pipes (special-shaped) with specification phi 4 mm-phi 22mm and wall thickness 1 mm-1.5 mm, the joint, the tee joint and other parts, as shown in figure 1. The guide pipes with equal inner diameter and outer diameter are assembled to ensure that the butting gap is not more than 0.1mm, the coaxiality of the inner diameter is not more than 0.05mm, the tungsten electrode deviates from the center of a welding seam by +/-0.1 mm, and the height of the tungsten electrode relative to a workpiece is 1.1 +/-0.1 mm (circumference); for the assembly of the guide pipes with different outer diameters and equal inner diameters, the butting clearance is not more than 0.1mm, the coaxiality of the inner diameters is not more than 0.05mm, the tungsten electrode deviates from the center of a welding line to a thick part by 0.5 +/-0.1 mm, and the height of the tungsten electrode relative to a workpiece is 1.1 +/-0.1 mm (circumference). And (4) online monitoring and adjusting the assembly quality, and acquiring and informationizing the assembly data.
In the embodiment of the invention, the electronic tag material management subsystem is used for carrying out inventory management on materials and finished products in cooperation with the tag printing and bar code management subsystem, generating two-dimensional tag bar code information of a guide pipe in the process of blanking a pipe, and scanning a pipe raw material and a part certificate by using code scanning equipment in the process of pasting a note and associating the raw material and the part certificate into original quality information.
The invention relates to a process of blanking a pipe, wherein the blanking of the pipe can generate an independent code of the pipe, the coded information comprises two-dimensional code information such as a picture number, a batch number-piece number and the like, and the coded material has low cost and can prevent acid-base corrosion. The code scanning equipment can scan the raw materials of the pipes and the part certificates and correlate the raw materials and the part certificates into original quality information.
The invention relates to a catheter forming process, which comprises 16 processes in total, and comprises the following steps: the method comprises the steps of pipe bending, pickling before welding, assembling, manual arc point fixing, all-position welding, endoscopy, coloring inspection, X-ray inspection, pickling after welding, hydraulic test, drying, airtight test, nitric acid passivation, endoscopic inspection, labeling, acceptance endoscope photographing, packaging and delivery, and is shown in figure 3.
The 16 procedures are procedure numbers of each catheter product in the patent project, and the system can correspond the 16 procedures to 'production order procedure structure- > procedure numbers' issued by an ERP system PP007 interface one by one, and are used for procedure reporting and quality package uploading in the catheter production process. The process flow of each conduit is confirmed, the number of welding seams is also confirmed, the number of the welding seams controls the operation times of the 'all-position welding' process, and each conduit is associated with the accumulation of the conduit numbers of the order number, the same specification, the same drawing number and the rule of the part number. The two-dimensional code of the catheter is automatically generated according to the specification, figure number and part number, and the system flow is shown in figure 4.
In the embodiment of the invention, the station electronic operation instruction subsystem is used for acquiring the work operation instruction, assembling steps and method video files to assist workers in paperless operation.
In the embodiment of the invention, the air tightness detection subsystem is used for acquiring the processing and running states of the air tightness test bed and detection result data in the air tightness test process by using the data acquisition module of the air tightness test bed.
In the embodiment of the invention, the multimedia data acquisition subsystem is used for acquiring the assembly and assembly quality data of the guide pipe by using the assembly data acquisition module, and acquiring and storing the video of the welding station.
In the embodiment of the invention, the production line electronic billboard subsystem is used for monitoring the execution of production line tasks in real time by using the video monitoring module and displaying equipment monitoring information in real time by using the electronic billboard.
In the embodiment of the invention, the generation decision support subsystem is used for displaying the production execution condition, analyzing the current and voltage information and the product inspection data collected by the welding station, and analyzing the inspection quality trend and the production quality.
The invention collects the processing and running state data of production equipment such as welding machines, strength test beds, airtight test beds and endoscopes, can easily collect, integrate and compare data, realizes the monitoring and control of the equipment, analyzes, compares and statistically processes the collected data, realizes the automatic execution of the data collection part of the equipment, and ensures the real-time performance and the accuracy of the data.
Based on production data of the catheter welding process, in the process implementation, a welding machine, a strength test bed, an airtight test bed, a material endoscope and the like are not only production tools and equipment, but also serve as nodes of a workshop information network, and the results are used for improving the manufacturing process through automatic acquisition, statistics, analysis and feedback of system data, so that the flexibility of the manufacturing process and the integration of the processing process are improved, and the quality and the efficiency of the product production process are improved.
In the aspect of data acquisition, the invention provides more specialized analysis and processing, individualized data processing and rich graphic report display, and carries out statistics and analysis on key data related to equipment and production, such as the starting rate, the load rate, the fault rate, the comprehensive utilization rate of the equipment, the qualification rate of parts, the quality percentage and the like. Accurate data is transmitted in time and is dispersed to relevant process departments for processing, and production dynamics of the workshop is guided, responded and reported in real time, so that the problem solving capability is greatly improved, and the intelligent manufacturing process of the workshop is promoted.
Example 2
The embodiment of the invention also provides an automatic extraction method for the information characteristics of the catheter forming process, which comprises the following steps:
s1, scanning the two-dimensional code of the employee identification card on the upper computer software to log in the system, and recording the information of the employee number by the system;
s2, scanning the unique bar code of the produced product, displaying a material list of the catheter to be assembled, taking materials according to a single form from a specified position of a material rack by personnel, and simultaneously displaying current, voltage and air pressure requirement information required by the current product welding;
s3, on the premise that the welding requirement meets the condition, guiding the welding tongs to reach the target position through visual positioning, and collecting parameters of butt joint gaps, misalignment heights and tungsten electrode deviation welding seam degrees and binding and storing the parameters with product information;
s4, starting welding by clicking on the upper computer software, and monitoring current, voltage and air pressure values in real time visually in the welding process; when the air pressure is lower, the alarm is given or the power-off switch is automatically started;
and S5, after welding, storing relevant information of the welding result of the product, including the product number, the welding current value, the voltage, the multimedia video and the visual detection result by the upper computer software.
The invention carries out process test verification and product object welding on the basis of preparing corresponding welding process schemes and measures, all welding seams adopt a test data online acquisition technology in the welding process after non-destructive tests (appearance inspection, endoscopic inspection, ray detection and hydraulic airtight tests) and destructive tests (mechanical performance tests and metallographic analysis), and the invention is mainly used for acquiring processing and running state data of production equipment such as a welding machine, a strength test bed, an airtight test bed, an endoscope and the like, acquiring, integrating and comparing data, realizing monitoring and control of the equipment, analyzing, comparing and counting the acquired data, realizing automatic execution of an equipment data acquisition part, and guaranteeing real-time performance and accuracy of the data.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The principle and the implementation mode of the invention are explained by applying specific embodiments in the invention, and the description of the embodiments is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
It will be appreciated by those of ordinary skill in the art that the embodiments described herein are intended to assist the reader in understanding the principles of the invention and are to be construed as being without limitation to such specifically recited embodiments and examples. Those skilled in the art can make various other specific changes and combinations based on the teachings of the present invention without departing from the spirit of the invention, and these changes and combinations are within the scope of the invention.
Claims (10)
1. A system for automatically extracting information characteristics of a catheter forming process is characterized by comprising a decision-making layer, an execution layer and an equipment layer which are sequentially in communication connection;
the decision layer is used for automatically issuing production plans, product information and process data and automatically acquiring tasks; the system comprises an MES subsystem, an ERP subsystem and a quality management subsystem;
the execution layer is used for downloading and uniformly distributing workshop production tasks and managing production line process information, product information and welding process parameters; the system comprises a workshop production management subsystem, a conduit welding control subsystem, a station electronic operation instruction subsystem, an electronic tag material management subsystem, a tag printing and bar code management subsystem, an air tightness detection subsystem, a production line electronic billboard subsystem, a generation decision support subsystem and a multimedia data acquisition subsystem;
the equipment layer is used for integrating with an upper management system through each equipment development communication interface, collecting equipment state information and welding process data and controlling automatic equipment; the device comprises an assembly data acquisition module, an Orbitalum pipe welding machine station data acquisition module, a Liburdi pipe welding machine station data acquisition module, an endoscope station data acquisition module, a hydraulic test bed data acquisition module, an airtight test bed data acquisition module, a material quality information acquisition module, an electronic billboard and a video monitoring module.
2. The system for automatically extracting the information characteristics of the catheter molding process according to claim 1, wherein the system architecture of the workshop production management subsystem comprises an access layer, a data layer, a service layer and an application layer;
the access layer is used for butt joint with a data acquisition terminal in the equipment layer and collecting quality data; and the MES subsystem, the ERP subsystem and the quality management subsystem are in butt joint to acquire generated task information and welding and detection requirement information;
the data layer is used for summarizing, managing and storing the data of the catheter production process by adopting a MySQL database, and comparing the data acquired by the system with a basic database;
the service layer is used for executing related functions of business logic, managing program execution and processing program logic and business verification;
the application layer is used for providing various service interfaces and third-party service calling, managing user requests and displaying various functions.
3. The system for automatically extracting information and characteristics of a catheter forming process according to claim 2, wherein the catheter welding control subsystem is used for receiving a production task issued by a workshop production management subsystem, controlling the Orbitalum pipe welder station data acquisition module and the Liburdi pipe welder station data acquisition module to acquire welding process parameters, welding temperature, humidity and protective gas flow parameter data generated in a welding process on line, controlling the endoscope station data acquisition module to acquire endoscope processing and operating state data in an endoscopy process, and controlling the hydraulic test bench data acquisition module to acquire hydraulic test bench processing and operating state data in a hydraulic test process.
4. The system for automatically extracting information characteristics of a catheter molding process according to claim 3, wherein the electronic tag material management subsystem is used for performing stock management on materials and finished products in cooperation with the tag printing and bar code management subsystem, generating two-dimensional tag bar code information of the catheter in the process of blanking the tube, and scanning the tube raw material and the part certificate by using code scanning equipment in the process of attaching the notepaper and associating the raw material and the part certificate into original quality information.
5. The system for automatically extracting information and features of a catheter molding process according to claim 4, wherein the station electronic work instruction subsystem is used for acquiring work instruction, assembling steps and method video files to assist workers in paperless work.
6. The automatic extraction system for conduit molding process information features according to claim 5, wherein the air tightness detection subsystem is configured to collect the processing and operating states of the air tightness test bed and the detection result data during the air tightness test process by using the air tightness test bed data collection module.
7. The system for automatically extracting information features of a catheter molding process according to claim 6, wherein the multimedia data acquisition subsystem is used for acquiring assembly and assembly quality data of the catheter by using the assembly data acquisition module, and acquiring and storing videos of welding stations.
8. The system for automatically extracting information and features of a catheter molding process according to claim 7, wherein the production line electronic billboard subsystem is configured to monitor the execution of production line tasks in real time by the video monitoring module and display device monitoring information in real time by the electronic billboard.
9. The system of claim 8, wherein the decision-making support subsystem is configured to display production performance, analyze current and voltage information collected at the welding station and product inspection data, perform inspection quality trend analysis and perform production quality analysis.
10. A method for automatically extracting information characteristics of a catheter forming process is characterized by comprising the following steps:
s1, scanning the two-dimensional code of the employee identification card on the upper computer software to log in the system, and recording the information of the employee number by the system;
s2, scanning the unique bar code of the produced product, displaying a material list of the catheter to be assembled, taking materials according to a single form from a specified position of a material rack by personnel, and simultaneously displaying current, voltage and air pressure requirement information required by the current product welding;
s3, on the premise that the welding requirement meets the condition, guiding the welding tongs to reach the target position through visual positioning, and collecting parameters of butt joint gaps, misalignment heights and tungsten electrode deviation welding seam degrees and binding and storing the parameters with product information;
s4, starting welding by clicking on the upper computer software, and monitoring current, voltage and air pressure values in real time visually in the welding process; when the air pressure is lower, the alarm is given or the power-off switch is automatically started;
and S5, after welding, storing relevant information of the welding result of the product, including the product number, the welding current value, the voltage, the multimedia video and the visual detection result by the upper computer software.
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