Industrial simulation role construction method, simulation system and industrial production line

By dividing workstations and building single simulation roles according to the business functions of industrial production lines in the simulation environment, and using layer overlay or pulling connection methods, the simulation simulation problems of differences in process sequences and equipment inconsistencies in industrial production lines are solved, and the efficient reuse and flexible application of simulation roles in multiple production lines is achieved.

CN116360359BActive Publication Date: 2025-08-12SPEEDBOT ROBOTICS CO LTD
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Patent Information

Application Number
CN202310209828.7
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Priority Date
2022-08-25
Filing Date
2023-03-07
Publication Date
2025-08-12
Estimated Expiration
2043-03-07

AI Technical Summary

Technical Problem

In the layout of industrial production lines, it is difficult for the prior art to flexibly handle differences in process sequences and equipment inconsistencies, resulting in large workloads in simulation and limited generalization capabilities, and it is impossible to effectively apply to multiple industrial production lines.

Method used

By dividing workstations according to the business functions of industrial production lines in the simulation environment, a single simulation role is built for each process, and a single simulation role of composite functional workstations is linked and sorted by layer overlay, and a composite simulation role is built with parameter settings or pulling connection methods.

Benefits of technology

It improves the efficiency of simulation and simulation work, reduces the workload, facilitates the reuse of simulation roles in different industrial production lines, and improves the flexibility and efficiency of simulation and simulation.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention discloses a method for constructing an industrial simulation role, a simulation system, and an industrial production line, comprising the following steps: S1, dividing workstations according to the business functions of the industrial production line in a simulation environment; S2, obtaining a simulation role for each process of each workstation; S3, when a workstation on the production line in the industrial production line is a single-function workstation, directly calling the single simulation role corresponding to the workstation in the simulation role library; when a workstation on the production line in the industrial production line is a composite function workstation, calling the relevant single simulation role from the simulation role library according to the order of the process flow corresponding to the composite function workstation, and correlating and sorting the relevant single simulation roles of the composite function workstation in the form of layer overlay, and the result of the overlay is the composite simulation role constructed for the composite function workstation in the simulation environment; S4, performing simulation debugging on the industrial production line according to the configuration of each workstation. The present invention facilitates the application of simulation technology to more industrial production lines.
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Description

Technical Field

[0001] The present invention belongs to the technical field of industrial simulation, and in particular relates to a method for constructing an industrial simulation role, a simulation system and an industrial production line. Background Art

[0002] In industrial production, a process is the continuous process performed by one or a group of workers at a fixed work location, on one or several workpieces simultaneously. It is the basic unit of the process and the fundamental unit of production planning and cost accounting. Each work location that completes a corresponding process is called a workstation.

[0003] With the development of industrial production, new production lines are often tested in simulation environments before they go online to better assess their feasibility. While the process flow within these simulations follows fixed steps and patterns, significant differences exist between different process flows, involving varying equipment. Furthermore, the requirements of each production line vary. Some workstations even involve multiple processes, requiring them to be completed at a single location. Some processes have prerequisites that must be completed before they can proceed. Other processes are unspecified and can be arranged in any order. This leads to a wide variety of production line layouts, resulting in varying efficiency and maximum production capacity. Flexible aspects of production line layout, such as process sequence, complicate the process planning process. To verify the feasibility, safety, and efficiency of different plans for the same or different lines, these planners must customize and simulate them. This increases the workload of simulations and prevents the application of workstations with similar processes to a wider range of industrial production lines, limiting their generalizability. Summary of the Invention

[0004] In order to solve the above technical problems, the present invention proposes a method for constructing an industrial simulation role, a simulation system and an industrial production line.

[0005] The purpose of the present invention is achieved through the following technical solutions:

[0006] The present invention provides a method for constructing an industrial simulation role, comprising the following steps: S1, dividing workstations according to the business functions of the industrial production line; S2, obtaining a simulation role for each process of each process, comprising the following steps: S21: judging whether there is an existing simulation role library, otherwise creating a simulation role library; if yes, searching the existing simulation role library to judge whether there is a corresponding single simulation role for a certain process of a certain workstation; S22: if yes, directly calling to obtain the single simulation role of the process of the workstation; if no, constructing a single simulation role for the process of the workstation and adding it to the simulation role. In the role library; S3. When the workstation on the production line in the industrial production line is a single-function workstation, directly call the single simulation role corresponding to the workstation in the simulation role library; when the workstation on the production line in the industrial production line is a composite function workstation, call the relevant single simulation role from the simulation role library according to the process sequence of the process corresponding to the composite function workstation, and associate and sort the relevant single simulation roles of the composite function workstation in the form of layer overlay. The result of the overlay is the composite simulation role constructed for the composite function workstation in the simulation environment; S4. Simulate and debug the industrial production line according to the configuration of each workstation.

[0007] As a further improvement, in the step S3, the related single simulation roles of the complex functional station are sorted in an associated manner by overlaying layers, including by setting parameters or by dragging lines.

[0008] As a further improvement, the parameter setting method is implemented, including the following steps: S31, creating the next workstation list method and shadow workstation list method required for the layer overlay method, the next workstation list method contains the next workstation parameters, and the shadow workstation list method contains the shadow workstation parameters; S32, according to the process flow of the composite functional workstation, the single simulation role corresponding to the process flow in the simulation environment is placed in the same physical position; S33, setting the next workstation parameter to the single simulation role of the next process corresponding to the process of the current workstation in the process flow, and setting the shadow workstation parameter to other related single simulation roles in the process flow of the composite functional workstation except the current process; S34, calling the next workstation list method and the shadow workstation list method to associate and sort the related single simulation roles of the process flow corresponding to the composite functional workstation in a layer overlay manner.

[0009] As a further improvement, the drag-and-drop connection method is implemented by creating a drag-and-drop connection method in a simulation environment. By calling the drag-and-drop connection method, the relevant single simulation roles of the process flow corresponding to the composite functional workstation are moved to the same physical position, and the single simulation roles are sorted and connected according to the sequence of the process flow, so that the relevant single simulation roles are associated and sorted in the form of superimposed layers.

[0010] The method for constructing an industrial simulation role provided by the present invention comprises the following steps: S1, dividing workstations according to all processes involved in the business functions of an industrial production line in a simulation environment; S2, constructing a single simulation role for the workstation of each process to form a simulation role library; S3, when the workstation on the production line in the industrial production line is a single process, directly calling the single simulation role corresponding to the workstation in the simulation role library; when the workstation on the production line in the industrial production line is a composite function workstation, calling the relevant single simulation role from the simulation role library according to the order of the process flow corresponding to the composite function workstation, and sorting the relevant single simulation roles of the composite function workstation in the form of layer superposition, and the result of the superposition is the composite simulation role constructed for the composite function workstation in the simulation environment. The present invention subdivides the workstations according to all processes involved in the business functions of a real environment in a simulation environment, and after packaging each process into independent and indivisible functional modules, constructs a simulation role library for each workstation according to the process corresponding to the workstation, which basically covers the single simulation roles required for a single process in the business production line. Users can combine different single simulation roles based on single-process workstations or complex workstations to meet the needs of different business production lines. Users only need to combine single simulation roles in the simulation role library to realize the construction of single-process workstations and complex workstations in the simulation environment in the real environment. This allows the simulation roles in the same industrial production line in the simulation environment to be reused, reducing the workload of simulation work, improving simulation work efficiency, and facilitating the application of simulation technology to more industrial production lines.

[0011] The present invention also provides a simulation system comprising an input module, a storage module, a processing module and a display module, and any further improvement of the method for constructing an industrial simulation role.

[0012] The input module is used to input the workstations of the industrial production line and the corresponding processes of the workstations.

[0013] The storage module is used to store the mapping relationship between the workstation, the process corresponding to the workstation and the single simulation role of the process,

[0014] The processing module is used to call a single simulation role from the simulation role library according to the workstation and the process corresponding to the workstation, and process the process corresponding to the workstation; or to construct a single simulation role for the process of the workstation, add it to the simulation role library, and then call it;

[0015] The display module is used to display simulation data.

[0016] The simulation system provided by the present invention configures simulation roles according to the workstations on the industrial production line and the processes of each workstation in the simulation system, thereby improving the construction speed of the simulation model, facilitating the debugging of the workstations during simulation tests of the industrial production line, and quickly constructing the simulation roles corresponding to the workstations based on the debugging results. It can quickly construct the process steps of the new industrial production line and improve the efficiency of the new industrial production line going online.

[0017] The present invention also provides an industrial production line, which is for the steel processing industry. According to the business functions of the industrial production line, the processes involved include loading, straight cutting, bevel cutting, sorting, stacking, leveling, conveying and caching.

[0018] As a further improvement, the work stations are divided according to the processes involved, including loading station, cutting station, sorting station, palletizing station, leveling station, conveying station and buffering station.

[0019] As a further improvement, the composite functional workstations on the production line in the industrial production line include a straight-cutting and sorting composite workstation and a slope-jointing and cutting-coding composite workstation. The straight-cutting and sorting composite workstation includes the processes of straight-mouth cutting, straight-mouth sorting and straight-mouth palletizing, and the workstations involved include cutting stations, sorting stations and palletizing stations; the slope-jointing and cutting-coding composite workstation includes the processes of slope receiving and sorting materials, slope cutting and slope palletizing, and the workstations involved include sorting stations, cutting stations and palletizing stations.

[0020] The industrial production line provided by the present invention, when conducting simulation testing in a simulation environment, includes any further improvement of the above-mentioned industrial simulation role construction method or any further improvement described in the above-mentioned simulation system. Since the above-mentioned technical content is adopted, it should have the same or corresponding technical effects, so it will not be repeated here. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The present invention is further described with reference to the accompanying drawings. However, the embodiments in the accompanying drawings do not limit the present invention in any way. A person skilled in the art can derive other drawings based on the following drawings without inventive effort.

[0022] Figure 1 It is a schematic diagram of the process of the present invention;

[0023] Figure 2 This is a schematic diagram of the process stations of a production line in a real environment of the present invention;

[0024] Figure 3 Schematic diagram of a composite simulation role of straight-cutting and picking in a simulation environment according to the first embodiment of the present invention;

[0025] Figure 4This is a schematic diagram of a composite simulation role of slope-joining and code-cutting in a simulation environment according to the second embodiment of the present invention. DETAILED DESCRIPTION

[0026] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments of the present application and the features therein can be combined with each other unless there is a conflict.

[0027] Combine Figure 1 As shown, an embodiment of the present invention provides a method for constructing an industrial simulation character, comprising the following steps:

[0028] S1. Divide the workstations according to the business functions of the industrial production line; for example, combined with Figure 2 As shown, the industrial production line of this embodiment can be optionally, but not limited to, explained using the steel processing industry as an example, but is not limited thereto. The simulation method of the industrial production line of the present invention can be applied to any process-based industrial production line to layout the process and control of the production line. For example, in the steel processing industry, it is optional but not limited to divide the workstations into loading stations, cutting stations, sorting stations, palletizing stations, leveling stations, conveying stations, and caching stations according to the business functions of the industrial production line, such as the processes including loading, straight cutting, bevel cutting, sorting, palletizing, leveling, conveying, and caching;

[0029] S2. Obtain a single simulation role for each process of each workstation; specifically, the parameters of each single simulation role may optionally include but are not limited to an execution unit and an execution process; specifically, it may optionally include but is not limited to configuring a dedicated execution unit for the process of each workstation, such as an execution device such as a robot, and a dedicated execution process, such as controlling how the execution unit completes the process of the workstation through program coding, and constructing a single simulation role for the process of the workstation through mapping and storing the execution unit, the execution process and the corresponding process of the corresponding workstation. For example, for the loading station, it only completes the loading process, and a single simulation role for loading can be obtained for it; for the straight cutting station, it needs to complete 1) straight cutting, cutting the incoming materials; 2) straight sorting, the workpieces that have been straight cut but still need bevel cutting are grabbed by the truss robot to the bevel cutting station in area A; 3) straight stacking, the workpieces that have been straight cut but do not need bevel cutting are stacked by the truss robot according to the size of the workpieces to the large storage area and small storage area in area A. A corresponding single simulation role needs to be obtained for each of the three processes of the station. More specifically, for the single simulation role of each process at each station, it is optional but not limited to temporary construction, such as temporarily allocating execution units and deploying execution processes; it is also possible to call the existing simulation role library to directly obtain a single simulation role. More specifically, step S2 is optional but not limited to including the following steps: S21: determine whether there is an existing simulation role library, otherwise create a simulation role library; if so, search the existing simulation role library to determine whether there is a corresponding single simulation role for a certain process at a certain workstation; S22: if it exists, directly call to obtain the single simulation role of the process at the workstation; if it does not exist, construct a single simulation role for the process at the workstation and add it to the simulation role library.

[0030] S3, call the simulation role library to configure each workstation; when the workstation in the industrial production line is a single-process functional workstation, call the single simulation role corresponding to the workstation in the simulation role library. For example, if the loading workstation is a single process, it only needs to call the single simulation role constructed for the loading workstation in the simulation role library to complete the configuration of the loading workstation; when the workstation in the industrial production line is a composite functional workstation, call the relevant single simulation roles in sequence from the simulation role library according to the process flow corresponding to the composite functional workstation; such as the straight-cutting and sorting composite workstation includes the process flow of straight-mouth cutting, straight-mouth sorting and straight-mouth palletizing, combined with Figure 2As shown, in the actual production line, Area A and Area B are symmetrical on the production line. Taking Area A as an example, the process to be performed at the straight-cutting and picking compound station is: In the simulation environment, a simulation role represents an entity, which corresponds to a device or a robot in the real environment. The simulation environment only has the function of one process. Therefore, in the simulation environment, the straight-cutting and picking compound station needs to call the three single simulation roles constructed in the simulation database, including the straight-mouth cutting station, the sorting station and the palletizing station, according to the corresponding process flow. Specifically, for the compound functional station, it is optional but not limited to calling the relevant single simulation role according to the process flow corresponding to the compound functional station, and using the form of layer superposition for association sorting, and configuring the superimposed result to the compound functional station.

[0031] S4. Simulate and debug the industrial production line based on the configuration of each workstation. Specifically, simulate and debug each workstation to see if it is operating normally, whether there are any positioning errors, any sequence errors between workstations, or confusion in execution units. Also, check whether the simulated characters of the entire workstation and its corresponding process complete the corresponding process, and check whether the operating efficiency and production efficiency of the industrial production line meet the expected results.

[0032] In this embodiment, a simulation method for an industrial production line of the present invention is given, which first constructs a single simulation role according to the process of the workstation, and then arranges the single-process functional workstation and the compound functional workstation according to the workstation type, preferably sorting them in an associated manner in the form of layer overlay; in a simulation environment, the simulation role can be configured according to the workstation on the industrial production line and the process of each workstation, which can quickly construct the process steps of the new industrial production line, improve the construction speed of the simulation model, and facilitate rapid feasibility, safety and efficiency evaluation of the industrial production line workstation layout plan; the optimal plan is arranged on the industrial production line, which is conducive to the efficient layout of the new industrial production line; for other industrial production lines with the same process, the simulation role can be directly retrieved from the existing simulation role library instead of temporarily constructing the simulation role. A new simulation role needs to be constructed only when the existing simulation role library does not have the required simulation role, which is conducive to quickly constructing the simulation role corresponding to the workstation and the entire industrial production line during simulation testing.

[0033] When the workstation on the production line in an industrial production line is a composite functional workstation, in this embodiment, the relevant single simulation roles are called from the simulation role library according to the order of the process flow corresponding to the composite functional workstation, and the relevant single simulation roles of the composite functional workstation are associated and sorted in the form of layer overlay. The result of the overlay is the composite simulation role constructed for the composite functional workstation in the simulation environment.

[0034] As a further preferred embodiment, in the step S3, the related single simulation roles of the complex functional station are sorted in an associated manner by overlaying layers, including by setting parameters or by dragging lines.

[0035] Example 1.

[0036] The related single simulation roles of the composite functional station are sorted in the form of layer overlay. When implemented by parameter setting, the following steps are included:

[0037] S31, creating a next station list method and a shadow station list method required for a layer overlay mode, wherein the next station list method includes next station parameters, and the shadow station list method includes shadow station parameters;

[0038] S32. According to the process flow of the composite functional workstation, the single simulation characters constructed for the multiple workstations corresponding to the process flow in the simulation environment are placed in the same physical location. For example, in the above example, the single simulation characters constructed for the straight cutting station, the sorting station, and the palletizing station are placed in the same physical location, so that the multiple single simulation characters are visually viewed as one workstation rather than multiple workstations.

[0039] S33. Set the next workstation parameter to the single simulation role of the next process corresponding to the current workstation in the process flow, so as to sort the process sequence between the single simulation roles according to the process flow in the simulation environment; set the shadow workstation parameter to other related single simulation roles in the process flow of the composite functional workstation except the current process, so as to bind multiple single simulation roles of the composite functional workstation in the simulation environment, so as to control the material flow on the industrial production line, that is, the composite functional workstation can process at most a single batch of materials at the same time, and there is only one composite simulation role to process it. Taking the straight-cutting and sorting composite workstation as an example, when the current process is straight-mouth cutting, the next workstation parameter is the single simulation role constructed corresponding to the sorting station, and the shadow workstation parameter is the single simulation role constructed corresponding to the sorting station and the palletizing station; when the current process is straight-mouth sorting, the next workstation parameter is the single simulation role constructed corresponding to the palletizing station, and the shadow workstation parameter is the single simulation role constructed corresponding to the palletizing station and the straight-mouth cutting station; when the current process is straight-mouth palletizing, the next workstation parameter is empty or the initial value, and the shadow workstation parameters are the single simulation roles constructed corresponding to the straight-mouth cutting station and the sorting station respectively.

[0040] S34, according to the number of related single simulation roles involved in the process flow, call the next workstation list method and the shadow workstation list method in sequence, and sort the related single simulation roles of the process flow corresponding to the composite functional workstation in a layer-overlay manner, such as Figure 3 As shown in FIG, the superimposed result is the direct-cutting and picking composite simulation role corresponding to the direct-cutting and picking composite workstation in the real environment in the simulation environment.

[0041] This embodiment subdivides all workstations involved in the business functions of the real environment in the simulation environment; after each workstation is divided into independent and indivisible processes, all processes are constructed into a simulation role library, which basically covers all single simulation roles required for a single process in the business production line. Users can combine different single simulation roles according to single-process workstations or compound workstations to meet different business production line requirements. Users only need to combine single simulation roles in the simulation role library to realize the construction of single-process workstations and compound workstations in the real environment in the simulation environment, so that the single-process simulation roles contained in the simulation role library in the industrial production line in the simulation environment can be reused, reducing the workload of simulation work, improving the work efficiency of simulation work, and facilitating the application of simulation technology to more industrial production lines.

[0042] Example 2.

[0043] The drag-and-drop connection method is implemented by creating a drag-and-drop connection method in a simulation environment. The drag-and-drop connection method can drag a single simulation role to a specified position and sort and connect the single simulation roles according to the sequence of the process flow. The sorting method can be to sort the single simulation roles according to the process flow by setting the serial number when dragging, or to stack them from bottom to top or from top to bottom in sequence when dragging according to the process flow. By calling the drag-and-drop connection method, the relevant single simulation roles of the process flow corresponding to the complex functional station are placed in the same physical position, and the multiple dragged single simulation roles are bound to each other, so that the relevant single simulation roles are sorted in the form of layer superposition.

[0044] When the workstations on the production line in the industrial production line are composite functional workstations, such as the slope cutting and stacking composite workstation, which includes the process flow of the slope receiving and sorting materials, slope cutting and slope stacking, combined with Figure 2 As shown, in the real environment, the slope-joining and cutting-coding composite station must perform the following processes: 1) receiving sorted materials, receiving parts after straight-cutting; 2) bevel cutting, bevel cutting the incoming materials; 3) bevel stacking, stacking the parts by truss robots according to the size of the parts to the large-part storage area and small-part storage area in Area A. In the simulation environment, the slope-joining and cutting-coding composite station needs to call the three single simulation roles constructed in the simulation database including the sorting station, cutting station and stacking station according to the corresponding process flow. When calling the drag-and-drop connection method, the three related single simulation roles are dragged to the same physical position so that the three single simulation roles are visually viewed as one station, and the three dragged single simulation roles are sorted and bound so that the related single simulation roles are associated and sorted in the form of layer superposition. As shown Figure 4 As shown, the superimposed result is the slope-joining and code-cutting composite simulation role corresponding to the slope-joining and code-cutting composite station in the real environment in the simulation environment.

[0045] An embodiment of the present invention further provides a simulation system, comprising an input module, a storage module, a processing module, and a display module, and any further improvement of the method for constructing an industrial simulation role:

[0046] The input module may be a keyboard, a mouse, or a key, etc., for inputting the workstations of the industrial production line and the processes corresponding to the workstations;

[0047] The storage module may be a storage hard disk, and is used to store the mapping relationship between the workstation, the process corresponding to the workstation, and the single simulation role of the process;

[0048] The processing module may be a processor, configured to call a single simulation role from a simulation role library according to a workstation and a process corresponding to the workstation, and process the process corresponding to the workstation; or to construct a single simulation role for the process of the workstation, add the role to the simulation role library, and then call the role;

[0049] The display module may be a display for displaying simulation data.

[0050] The simulation system provided by the embodiment of the present invention configures simulation roles according to the workstations on the industrial production line and the processes of each workstation in the simulation system, thereby improving the construction speed of the simulation model, facilitating the rapid debugging of the workstations during simulation tests of the industrial production line, and evaluating the feasibility, safety and efficiency of the industrial production line based on the debugging results. It can quickly construct the process steps of the new industrial production line and improve the efficiency of the new industrial production line going online.

[0051] An embodiment of the present invention also provides an industrial production line, which, when performing simulation testing in a simulation environment, includes any preferred implementation described in the above-mentioned industrial simulation role construction method or any preferred implementation described in the simulation system, as well as combinations of the various implementations when there is no conflict.

[0052] As a further preferred embodiment, Figure 2 As shown, the industrial production line is for steel processing. Based on its business functions, the processes involved include loading, straight cutting, bevel cutting, sorting, palletizing, leveling, conveying, and buffering. The workstations are divided into loading, cutting, sorting, palletizing, leveling, conveying, and buffering stations based on the processes involved.

[0053] As a further preferred embodiment, the composite functional stations on the production line in the industrial production line include a straight cutting and sorting composite station and a slope cutting and coding composite station. The straight cutting and sorting composite station includes the process of straight-mouth cutting, straight-mouth sorting and straight-mouth palletizing, and the stations involved include cutting stations, sorting stations and palletizing stations; the slope cutting and coding composite station includes the process of slope receiving and sorting materials, slope cutting and slope palletizing, and the stations involved include sorting stations, cutting stations and palletizing stations.

[0054] Due to the adoption of the above technical content, an industrial production line according to an embodiment of the present invention should have the same or corresponding technical effects as described in the method for constructing an industrial simulation role or the simulation system, and therefore will not be described in detail.

[0055] The above description sets forth many specific details to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein, and therefore, it should not be understood as limiting the scope of protection of the present invention.

[0056] In summary, although the present invention lists the above-mentioned preferred embodiments, it should be noted that although technicians in this field can make various changes and modifications, unless such changes and modifications deviate from the scope of the present invention, they should be included in the scope of protection of the present invention.

Claims

1. A method for constructing an industrial simulation character, characterized in that: The steps include: S1. Divide workstations according to the business functions of industrial production lines; S2. Obtain a simulation role for each process of each workstation, including the following steps: S21: Determine whether there is an existing simulation role library, otherwise create a simulation role library; if yes, search the existing simulation role library to determine whether there is a corresponding single simulation role for a certain process at a certain station; S22: If it exists, directly call to obtain the single simulation role of the process at the workstation; if it does not exist, construct a single simulation role for the process at the workstation and add it to the simulation role library; S3. When a workstation on the production line in an industrial production line is a single-function workstation, the single simulation role corresponding to the workstation in the simulation role library is directly called; when a workstation on the production line in an industrial production line is a composite-function workstation, the relevant single simulation role is called from the simulation role library according to the process sequence of the process corresponding to the composite-function workstation, and the relevant single simulation roles of the composite-function workstation are associated and sorted in the form of layer overlay. The result of the overlay is the composite simulation role constructed for the composite-function workstation in the simulation environment; S4. Conduct simulation debugging of the industrial production line according to the configuration of each workstation; In the step S3, the related single simulation roles of the composite functional station are sorted in a layer-overlay manner, including by parameter setting or by dragging and connecting lines; The parameter setting method is implemented, including the following steps: S31, creating a next station list method and a shadow station list method required for a layer overlay mode, wherein the next station list method includes next station parameters, and the shadow station list method includes shadow station parameters; S32. According to the process flow of the composite functional workstation, the single simulation characters corresponding to the process flow in the simulation environment are placed in the same physical location; S33, setting the next station parameter to the single simulation role of the next process of the process corresponding to the current station in the process flow, and setting the shadow station parameter to other related single simulation roles in the process flow of the composite functional station except the current process; S34, calling the next workstation list method and the shadow workstation list method to associate and sort the single simulation roles related to the process flow of the composite functional workstation in a layer-overlay manner; The drag-and-drop connection method is implemented by creating a drag-and-drop connection method in a simulation environment. By calling the drag-and-drop connection method, the relevant single simulation roles of the process flow corresponding to the composite functional station are moved to the same physical position, and the single simulation roles are sorted and connected according to the sequence of the process flow, so that the relevant single simulation roles are associated and sorted in the form of layer superposition.

2. A simulation system comprising an input module, a storage module, a processing module and a display module, characterized in that: The method for constructing an industrial simulation character according to claim 1 is used. The input module is used to input the workstations of the industrial production line and the corresponding processes of the workstations. The storage module is used to store the mapping relationship between the workstation, the process corresponding to the workstation and the single simulation role of the process, The processing module is used to call a single simulation role from the simulation role library according to the workstation and the process corresponding to the workstation, and process the process corresponding to the workstation; or to construct a single simulation role for the process of the workstation, add it to the simulation role library, and then call it; The display module is used to display simulation data.

3. An industrial production line, characterized in that: When performing simulation testing in a simulation environment, the method for constructing an industrial simulation role as described in claim 1 or the simulation system as described in claim 2 is adopted.

4. The industrial production line according to claim 3, characterized in that The industrial production line is for steel processing. According to the business functions of the industrial production line, the processes involved include loading, straight cutting, bevel cutting, sorting, stacking, leveling, conveying and caching.

5. The industrial production line according to claim 4, characterized in that The workstations are divided according to the business functions of the industrial production line, including loading station, cutting station, sorting station, palletizing station, leveling station, conveying station and caching station.

6. The industrial production line according to claim 5, characterized in that The composite functional workstations in the industrial production line include the straight-cutting and sorting composite workstation and the slope-jointing and cutting-coding composite workstation. The straight-cutting and sorting composite workstation includes the processes of straight-mouth cutting, straight-mouth sorting and straight-mouth palletizing, and the workstations involved include cutting stations, sorting stations and palletizing stations; the slope-jointing and cutting-coding composite workstation includes the processes of slope receiving and sorting materials, slope cutting and slope palletizing, and the workstations involved include sorting stations, cutting stations and palletizing stations.

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