WO2021228118A1 - Procédé, système et dispositif de conception intelligente d'un climatiseur central - Google Patents

Procédé, système et dispositif de conception intelligente d'un climatiseur central Download PDF

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Publication number
WO2021228118A1
WO2021228118A1 PCT/CN2021/093236 CN2021093236W WO2021228118A1 WO 2021228118 A1 WO2021228118 A1 WO 2021228118A1 CN 2021093236 W CN2021093236 W CN 2021093236W WO 2021228118 A1 WO2021228118 A1 WO 2021228118A1
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design
information
selection table
code
central air
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PCT/CN2021/093236
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English (en)
Chinese (zh)
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赵立田
张健
马腾
赵雷
肖成进
国德防
张华�
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青岛海尔空调电子有限公司
海尔智家股份有限公司
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Publication of WO2021228118A1 publication Critical patent/WO2021228118A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00—Computer-aided design [CAD]
    • G06F30/10—Geometric CAD
    • G06F30/17—Mechanical parametric or variational design
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2200/00—Indexing scheme for image data processing or generation, in general
    • G06T2200/04—Indexing scheme for image data processing or generation, in general involving 3D image data
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/30—Computing systems specially adapted for manufacturing

Definitions

  • This manual belongs to the technical field of central air-conditioning design, and in particular relates to a central air-conditioning intelligent design method, system and device.
  • the central air-conditioning design business model is delivered by order, especially combined air-conditioners are generally customized products, and each order is different.
  • a lot of repetitive work is required according to the order requirements. :Proposal drawing, 3D design, 2D drawing output, process document preparation, etc.
  • the order volume increases, a large amount of R&D personnel will be required.
  • the error rate is high, the standardization of materials is difficult, and the training of newcomers is difficult.
  • the existing central air-conditioning custom design process uses the three-dimensional design software Pro/E to carry out three-dimensional design (that is, design each part), and then carry out the two-dimensional drawing design, and then correspondingly sort out the designed bill of materials BOM. For each unit, it takes 1-3 weeks to design thousands of parts one by one, and the cycle is too long. In addition, the requirements of each order are different, and engineers with different parts for the same function of materials have to redesign, too much repetitive work, poor standardization of parts required for materials, and poor reuse ability. Furthermore, after the design of each order is completed, it must enter the production and delivery process.
  • the present invention is proposed to solve or at least partially solve the technical problems of how to improve design efficiency, reduce error rate, and accurately complete a large number of customized design requirements for central air conditioners.
  • the present invention provides a central air-conditioning intelligent design method, system and device.
  • the first aspect provides a central air-conditioning intelligent design method, including: a selection table determined based on the customization requirements of central air-conditioning, importing the design requirement information of the corresponding selection table; using integrated design software, based on integrated design knowledge and database, Combine the design requirement information to design the layout, functional segments, frame base, and accessories to generate the design graphic information after the design, and automatically encode it; verify the code according to the output graphic information, if The code verification is passed, and the design graphic information is sent to the manufacturing end.
  • the selection table determined based on the central air-conditioning customization requirements, importing the design demand information of the corresponding selection table specifically includes: analyzing the central air-conditioning order to obtain the customization requirements; determining the design selection according to the customization requirements
  • the selection table includes design requirement information; the design requirement information corresponding to the selection table is imported; the data parameters in the design requirement information are automatically identified according to preset parameters and the data parameters are stored.
  • integrated design software including: three-dimensional design software, two-dimensional design software, and design interactive interfaces corresponding to each design stage; integrated design knowledge and databases include: design databases, rules, and standards corresponding to the data parameters , Historical data and empirical principles; combined with the data parameters identified according to the design requirement information, interactive design is carried out at each design stage of the layout, functional section, frame base, and accessories; wherein, in the design of the functional section Stage, retrieve the reusable design results, if available, directly provide the design results; otherwise, redesign to obtain the design results; automatically perform coding and store the coding for the design results of each design stage; corresponding to the design requirements information, each The design result of the design stage generates graphic information after design, and stores and outputs the graphic information; the graphic information includes: the three-dimensional 3D model obtained by the design,
  • the code according to the output graphic information specifically includes: After the 3D model and the 2D engineering drawing in the graphic information are processed, the corresponding code is extracted in combination with the installation drawing and the BOM, and the code is applied for automatic review; during review, the stored code and the extracted code are verified, If they are consistent, the verification is passed.
  • a central air-conditioning intelligent design system including an introduction device for the selection table determined based on the central air-conditioning customization requirements, and importing the design requirement information of the corresponding selection table; the design device is used to use integrated design software , Based on the integrated design knowledge and database, combined with the design requirement information, carry out the design of the layout, functional sections, frame base, and accessories to generate the design graphic information after the design, and automatically encode it; the verification device is used to output according to the output The graphics and text information of the code is verified, and if the code verification is passed, the design graphics and text information are sent to the manufacturing end.
  • the introduction device specifically includes: analyzing the central air-conditioning order to obtain customization requirements; determining the selection table for design according to the customization requirements, the selection table including design requirement information; and importing the design requirements of the corresponding selection table Information; automatically identify the data parameters in the design requirement information according to preset parameters and store the data parameters.
  • the design device specifically includes: integrated design software including: three-dimensional design software, two-dimensional design software, and design interactive interfaces corresponding to each design stage; integrated design knowledge and databases include: design databases corresponding to the data parameters, Rules, standards, historical data, and empirical principles; combined with the data parameters identified according to the design requirement information, interactive design is carried out at each design stage of the layout, functional sections, frame bases, and accessories; wherein, in the function In the design stage of the segment, retrieve the reusable design results, and provide the design results directly if available; otherwise, redesign to obtain the design results; automatically perform coding and store the coding for the design results of each design stage; corresponding to the design requirement information,
  • the design results of each design stage are generated into graphic information after design, and the graphic information is stored and output; the graphic information includes the three-dimensional 3D model obtained by the design, engineering drawings, installation drawings, and bill of materials BOM.
  • the verification device specifically includes: combining the 3D model and the 2D project in the graphic information After the drawing is processed, the corresponding code is extracted in combination with the installation drawing and the BOM, and the application code is automatically reviewed; during the review, the stored code and the extracted code are verified, and if they are consistent, the verification is passed.
  • a storage device in which a plurality of programs are stored, and the programs are suitable for being loaded and executed by a processor to implement the aforementioned intelligent design method for a central air conditioner.
  • a processing system including a processor, suitable for executing each program; and a storage device, suitable for storing multiple programs; the program is suitable for being loaded and executed by the processor to realize any of the aforementioned central The steps of air conditioning intelligent design method.
  • the design platform is based on knowledge engineering, realizing the regularization, immobilization, and guided automatic design of commercial air-conditioning terminal products (parts design), which is suitable for large-scale and complex air-conditioning unit equipment.
  • the non-standard design relies on parameter value changes and configuration files to complete calculations and logical settings, and stores historical design results to retrieve reusable design results before forming the model.
  • the code is automatically coded and verified, which improves the design efficiency and Parts reuse rate, and standardized design methods and verification and proactively transferred to the review process, effectively reducing the risk of design errors.
  • Figure 1 is a main flow chart of an embodiment of a central air-conditioning intelligent design method according to the present invention
  • Figure 2 is a structural block diagram of an embodiment of a central air-conditioning intelligent design system according to the present invention
  • Fig. 3 is an example diagram of an application scenario according to the technical solution of the present invention.
  • Fig. 4 is an interface example of the selection table inputted in the design interface according to the technical solution of the present invention.
  • Fig. 5 is a schematic diagram of an example of data parameters corresponding to design requirement information according to the technical solution of the present invention.
  • Fig. 6 is a schematic diagram of an example of an interactive interface in the layout design stage according to the technical solution of the present invention.
  • module and “processor” may include hardware, software, or a combination of both.
  • a module can include hardware circuits, various suitable sensors, communication ports, and memory, and can also include software parts, such as program codes, or a combination of software and hardware.
  • the processor may be a central processing unit, a microprocessor, an image processor, a digital signal processor, or any other suitable processor.
  • the processor has data and/or signal processing functions.
  • the processor can be implemented in software, hardware, or a combination of the two.
  • the non-transitory computer-readable storage medium includes any suitable medium that can store program code, such as magnetic disks, hard disks, optical disks, flash memory, read-only memory, random access memory, and so on.
  • a and/or B means all possible combinations of A and B, such as only A, only B, or A and B.
  • the term "at least one of A or B” or “at least one of A and B” has a meaning similar to “A and/or B” and may include only A, only B, or A and B.
  • the terms “a” and “this” in the singular form may also include the plural form.
  • central air-conditioning is usually designed according to the needs of the order business, and most of them are customized with non-standard structures. Therefore, for the requirements of non-standard customized products of central air-conditioning, it is impossible to achieve efficient design and delivery through standardized design software. Specialized custom development and design, and the existing number of engineers is completely dependent on the use of 3D software design for a large number of parts, and then 2D graphics design, sorting out the bill of materials BOM, and then responding to a large number of non-standard customization according to the existing custom design method At the same time, the efficiency is too low and error-prone, and it also causes high personnel costs and long time. Therefore, more intelligent design solutions are needed, which can at least meet the needs of high-efficiency and large-scale customized designs, reduce the error rate, and increase the probability of reuse of the designed end products.
  • Step S110 based on the selection table determined by the central air-conditioning customization requirements, import the design requirement information corresponding to the selection table.
  • the central air-conditioning order is analyzed to obtain customization requirements; the selection table for design is determined according to the customization requirements, and the selection table includes design requirements information; the design requirements information corresponding to the selection table is imported; The set parameters automatically identify the data parameters in the design requirement information and store the data parameters.
  • the central air-conditioning customization requirements can be extracted through information entry such as non-standard customized orders to form the customization requirements, and determine the design plan and the corresponding component parts and component structure selection tables.
  • the selection table directly corresponds to the central air-conditioning that needs to be customized, such as the required design requirement information such as the structure and parts of the combined air-conditioning part.
  • the selection table is formed after order entry and analysis, and is imported when the designer is designing. After importing, the designer can clearly obtain various corresponding design requirements information.
  • These design requirements information are identified by pre-set parameters. The identified data parameters are stored and waited for the call-driven in the design stage to generate corresponding design results such as component models.
  • the server connects to the client through the network.
  • the client for example, an application, clicks to open the login interface, enters the corresponding personnel account through the login interface of the graphical user interface, and accesses the design platform on the server side.
  • the designer can import the selection table generated after analysis and processing of the order information into the design platform, and the designer interacts with the design platform through the interactive design interface of the client.
  • the design platform has preset various parameters corresponding to the unit. According to the parameters, the design requirement information in the imported selection table is automatically identified, and the corresponding data parameters are identified and stored.
  • the design platform is integrated or connected to multiple systems, such as: PLM system, R&D data management system PDM (including TCUA for managing 3D data, TCE for managing 2D, drawings, BOM, etc.), 3D design software such as CREO, and corporate management System and so on.
  • PLM system PLM system
  • R&D data management system PDM including TCUA for managing 3D data, TCE for managing 2D, drawings, BOM, etc.
  • 3D design software such as CREO, and corporate management System and so on.
  • Step S120 using the integrated design software, based on the integrated design knowledge and database, combined with the design requirement information, design the layout, functional segments, frame base, and accessories to generate the design graphic information after design, and automatically encode it .
  • the integrated design software includes: three-dimensional design software, two-dimensional design software, and design interactive interfaces corresponding to each design stage;
  • the integrated design knowledge and database include: design databases, rules, standards, Historical data and empirical principles; combined with the data parameters identified according to the design requirement information, interactive design is carried out at each design stage of the layout, functional section, frame base, and accessories; wherein, in the design stage of the functional section , Retrieve reusable design results, if available, provide the design results directly; otherwise, redesign to obtain the design results; automatically perform coding and store the coding for the design results of each design stage.
  • the server-side design platform can form integrated design software through the integration or secondary development of graphic and image design software for units capable of designing central air-conditioning, etc., and link it with design-related expert knowledge modules, databases, etc. Wait for the coordination operation, construct the logic to complete the design.
  • the integrated design software can provide users such as designers with a design interactive interface, and there will be a corresponding upper or lower interactive window at each design stage.
  • the window includes various forms, menus, buttons, and various controls. Wait.
  • the expert knowledge module is a database that integrates various design knowledge and stores various data related to design, including at least: the design database of the data parameters corresponding to the design requirement information, structure/design rules, design or industry standards/ Specifications and historical data, such as the information of parts and their models used in the past, or the information and models of parts used in the past, or the information and models of various existing parts, as well as the empirical principles of various designs.
  • the design software can access various design knowledge integrated with the expert module and design-related databases, or call configuration files (xml files) related to these integrated knowledge or databases to obtain information about design requirements. Corresponding data parameters are calculated, logic is executed, and the design is completed.
  • design process can also be divided into one or more design stages, and the design is completed in the order of stages. for example:
  • the parameters of the surface cooling device can be defined and a three-dimensional model can be produced, and then the assembly logic can be executed. Complete the design of all functional sections of the whole machine, and the intermediate design drawing can be formed.
  • the model generation process will automatically perform a reusable search. Parts models that have been designed or purchased with information that meet the design requirements, for example, find the corresponding part information in the historical parts database and then find the corresponding model, then it will be directly Assemble without redesign, otherwise redesign.
  • each functional segment is completed to obtain the parts, if it is a new part, you can apply for a special number, that is, automatically code to obtain the special number of the part.
  • the interactive interface can expand the list of parts without a special number when the designer selects the control for applying for a special number, and when the special application number is determined, the corresponding special number will be generated according to the properties of the part.
  • One way is to transfer the component attributes to the corresponding attributes in the PLM system integrated in the design platform, and the PLM system automatically applies for a special number.
  • the design result of the functional segment design includes the information and model of the parts and components.
  • the information includes attribute information (including codes, driving parameters of the model, etc.) and assembly information.
  • attribute information including codes, driving parameters of the model, etc.
  • assembly information When storing, store the information of the parts including codes, etc.
  • the corresponding parts models are stored in the model management system integrated on the design platform. That can generate graphic information output.
  • Some additional designs can design some accessories/accessories such as access doors. For example, in the interactive interface, you can select the required accessories for click placement according to your needs, and you can also automatically perform hole feature creation and reuse analysis.
  • the design results are obtained at each stage of completing the design, and these design results are generated into graphic information after the design for output, such as one-click output (printing) on the interactive interface.
  • the graphic information includes the three-dimensional 3D model, engineering drawing, installation drawing and bill of materials BOM obtained by the design.
  • the model database can be updated. After the drive parameters of the three-dimensional model are updated, the two-dimensional map can be updated, thereby generating the corresponding part drawing.
  • the drawing control of the interactive interface can output a two-dimensional drawing, and a list of parts that can or need to be drawn can be listed for selection to print the drawing (including three views and an expanded drawing); you can also use the BOM control , Output the BOM table.
  • the parts are managed, that is, the part information is stored in the database and the model is correspondingly stored in the model management system, which is convenient for subsequent retrieval and reuse. Similar to S2, when generating a 3D model of a part, search the historical part database according to the reuse condition. If there is information about the required part, call the 3D model of the corresponding part in the integrated model management system of the design platform to directly assemble and use it. ; If not, generate new parts by parameter drive, that is, design according to the parameters, and put the new parts into the library: for example, the new parts can be stored according to the "parts in library" control on the interactive interface, so as to realize the historical zero Management and reuse of component models to further improve design efficiency. Furthermore, material management costs are also reduced.
  • Step S130 verify the code according to the output graphic information. Further, if the code verification is passed, the design graphic information is sent to the manufacturing end.
  • the corresponding code is extracted in combination with the installation drawing and the BOM, and the code is applied for automatic review. During the audit, verify the stored code and the extracted code, if they are consistent, the verification is passed. Further, if the coding verification is passed, the design graphic information can be sent to the manufacturing end.
  • the verification process such as review and certification can be automatically completed in the PLM system integrated with the design platform, for example, through the settings of the PLM system, it will automatically pass when reaching the review node, jump to the next step, and so on. Furthermore, after the BOM is automatically generated, it is first imported into the PLM system. If the audit and certification have been passed, it can be submitted to the production system SAP system to complete pricing, realize the production and delivery of orders, and so on.
  • the system includes:
  • the import unit 210 is used for importing the design requirement information of the corresponding selection table based on the selection table determined based on the central air conditioner customization requirements.
  • the central air-conditioning order is analyzed to obtain customization requirements; the selection table for design is determined according to the customization requirements, and the selection table includes design requirements information; the design requirements information corresponding to the selection table is imported; The set parameters automatically identify the data parameters in the design requirement information and store the data parameters.
  • the central air-conditioning customization requirements can be extracted through information entry such as non-standard customized orders to form the customization requirements, and determine the design plan and the corresponding component parts and component structure selection tables.
  • the selection table directly corresponds to the central air-conditioning that needs to be customized, such as the required design requirement information such as the structure and parts of the combined air-conditioning part.
  • the selection table is formed after order entry and analysis, and is imported when the designer is designing. After importing, the designer can clearly obtain various corresponding design requirements information.
  • These design requirements information are identified by pre-set parameters. The identified data parameters are stored and waited for the call-driven in the design stage to generate corresponding design results such as component models.
  • the server connects to the client through the network.
  • the client for example, an application, clicks to open the login interface, enters the corresponding personnel account through the login interface of the graphical user interface, and accesses the design platform on the server side.
  • the designer can import the selection table generated after analysis and processing of the order information into the design platform, and the designer interacts with the design platform through the interactive design interface of the client.
  • the design platform has preset various parameters corresponding to the unit. According to the parameters, the design requirement information in the imported selection table is automatically identified, and the corresponding data parameters are identified and stored.
  • the design platform is integrated or connected to multiple systems, such as: PLM system, R&D data management system PDM (including TCUA for managing 3D data, TCE for managing 2D, drawings, BOM, etc.), 3D design software such as CREO, and corporate management System and so on.
  • PLM system PLM system
  • R&D data management system PDM including TCUA for managing 3D data, TCE for managing 2D, drawings, BOM, etc.
  • 3D design software such as CREO, and corporate management System and so on.
  • the design unit 220 uses the integrated design software, based on the integrated design knowledge and database, and combines the design requirement information to design the layout, functional segments, frame base, and accessories to generate the design graphic information after the design, and automatically coding.
  • the integrated design software includes: three-dimensional design software, two-dimensional design software, and design interactive interfaces corresponding to each design stage;
  • the integrated design knowledge and database include: design databases, rules, standards, Historical data and empirical principles; combined with the data parameters identified according to the design requirement information, interactive design is carried out at each design stage of the layout, functional section, frame base, and accessories; wherein, in the design stage of the functional section , Retrieve reusable design results, if available, provide the design results directly; otherwise, redesign to obtain the design results; automatically perform coding and store the coding for the design results of each design stage.
  • the server-side design platform can form integrated design software through the integration or secondary development of graphic and image design software for units capable of designing central air-conditioning, etc., and link it with design-related expert knowledge modules, databases, etc. Wait for the coordination operation, construct the logic to complete the design.
  • the integrated design software can provide users such as designers with a design interactive interface, and there will be a corresponding upper or lower interactive window at each design stage.
  • the window includes various forms, menus, buttons, and various controls. Wait.
  • the expert knowledge module is a database that integrates various design knowledge and stores various data related to design, including at least: the design database of the data parameters corresponding to the design requirement information, structure/design rules, design or industry standards/ Specifications and historical data, such as the information of parts and their models used in the past, or the information and models of parts used in the past, or the information and models of various existing parts, as well as the empirical principles of various designs.
  • the design software can access various design knowledge integrated with the expert module and design-related databases, or call configuration files (xml files) related to these integrated knowledge or databases to obtain information about design requirements. Corresponding data parameters are calculated, logic is executed, and the design is completed.
  • design process can also be divided into one or more design stages, and the design is completed in the order of stages. for example:
  • the parameters of the surface cooling device can be defined and a three-dimensional model can be produced, and then the assembly logic can be executed. Complete the design of all functional sections of the whole machine, and the intermediate design drawing can be formed.
  • the model generation process will automatically perform a reusable search. Parts models that have been designed or purchased with information that meet the design requirements, for example, find the corresponding part information in the historical parts database and then find the corresponding model, then it will be directly Assemble without redesign, otherwise redesign.
  • each functional segment is completed to obtain the parts, if it is a new part, you can apply for a special number, that is, automatically code to obtain the special number of the part.
  • the interactive interface can expand the list of parts without a special number when the designer selects the control for applying for a special number, and when the special application number is determined, the corresponding special number will be generated according to the properties of the part.
  • One way is to transfer the component attributes to the corresponding attributes in the PLM system integrated in the design platform, and the PLM system automatically applies for a special number.
  • the design result of the functional segment design includes the information and model of the parts and components.
  • the information includes attribute information (including codes, driving parameters of the model, etc.) and assembly information.
  • attribute information including codes, driving parameters of the model, etc.
  • assembly information When storing, store the information of the parts including codes, etc.
  • the corresponding parts models are stored in the model management system integrated on the design platform. That can generate graphic information output.
  • Some additional designs can design some accessories/accessories such as access doors. For example, in the interactive interface, you can select the required accessories for click placement according to your needs, and you can also automatically perform hole feature creation and reuse analysis.
  • the design results are obtained at each stage of completing the design, and these design results are generated into graphic information after the design for output, such as one-click output (printing) on the interactive interface.
  • the graphic information includes the three-dimensional 3D model, engineering drawing, installation drawing and bill of materials BOM obtained by the design.
  • the model database can be updated. After the drive parameters of the three-dimensional model are updated, the two-dimensional map can be updated, thereby generating the corresponding part drawing.
  • the drawing control of the interactive interface can output a two-dimensional drawing, and a list of parts that can or need to be drawn can be listed for selection to print the drawing (including three views and an expanded drawing); you can also use the BOM control , Output the BOM table.
  • the parts are managed, that is, the part information is stored in the database and the model is correspondingly stored in the model management system, which is convenient for subsequent retrieval and reuse. Similar to S2, when generating a 3D model of a part, search the historical part database according to the reuse condition. If there is information about the required part, call the 3D model of the corresponding part in the integrated model management system of the design platform to directly assemble and use it. ; If not, generate new parts by parameter drive, that is, design according to the parameters, and put the new parts into the library: for example, the new parts can be stored according to the "parts in library" control on the interactive interface, so as to realize the historical zero Management and reuse of component models to further improve design efficiency. Furthermore, material management costs are also reduced.
  • the verification unit 230 verifies the code according to the output graphic information. Further, if the code verification is passed, the design graphic information is sent to the manufacturing end.
  • the corresponding code is extracted in combination with the installation drawing and the BOM, and the code is applied for automatic review. During the audit, verify the stored code and the extracted code, if they are consistent, the verification is passed. Further, if the coding verification is passed, the design graphic information can be sent to the manufacturing end.
  • the verification process such as review and certification can be automatically completed in the PLM system integrated with the design platform, for example, through the settings of the PLM system, it will automatically pass when reaching the review node, jump to the next step, and so on. Furthermore, after the BOM is automatically generated, it is first imported into the PLM system. If the audit and certification have been passed, it can be submitted to the production system SAP system to complete pricing, realize the production and delivery of orders, and so on.
  • a design platform of a client connected by a server (such as a cloud server or at least an application server, a data server, etc.) through a network can be established, using, for example, a C/S mechanism.
  • the client of the design platform is, for example, an application program APP installed on a computer.
  • Users, such as various managers and designers, use their accounts to log in to the APP to open the interactive interfaces of the design platform, such as the management interface, design interface, audit certification interface, and order manufacturing interface, as needed.
  • designers who log in to the design platform interact through the design interface, and the server side completes the intelligent design process.
  • the server side provides the required knowledge model, rules, historical data/experience data, structural principles, standard specifications, and various corresponding knowledge data and data storage databases for the client. More specifically, the server is designed for users of the client, providing various design rules, design models/templates, design features, structural rules, design standards/specifications, Accessories/accessories, process rules, and other corresponding integrated design knowledge derived from experts, industry specifications, empirical knowledge, design principles, historical design and other design-related knowledge principles, and form corresponding related databases ( Including standards, templates, accessories, knowledge base, calculation, feature extraction, matching design and other coordination).
  • the server side can be a cloud multi-server or distributed server environment, providing the client with integrated design knowledge when the APP opens and enters the design platform, that is, providing these corresponding rules, principles, historical data, and databases, and managing these integrated design knowledge and databases.
  • the server side can be maintained by experts or administrators, such as knowledge management, providing an interactive management interface (visual data management interface) to business experts, business experts can provide product design rules and specifications for combination cabinets, and organize them in a standard format. Digital management and storage, and support the accumulation and expansion of knowledge. Business experts can optimize knowledge and upgrade and expand future products as needed to enrich design-related knowledge and other information. In this way, the designer can directly call related knowledge to assist the design through the client connection and access to the server side to perform the design process.
  • experts or administrators such as knowledge management, providing an interactive management interface (visual data management interface) to business experts
  • business experts can provide product design rules and specifications for combination cabinets, and organize them in a standard format. Digital management and storage, and support the accumulation and expansion of knowledge.
  • Business experts can optimize knowledge and upgrade and expand future products as needed to enrich design-related knowledge and other information. In this way, the designer can directly call related knowledge to assist the design through the client connection and access to the server side to perform the design process.
  • the server has a parametric template that can be used in various designs.
  • the template can at least include: a parametric model, which supports the automation of product parts, and the creation of parametric designs; positioning the coordinate system, which supports the automatic assembly of parts; Calculation parameters, support automatic analysis calculation and drive component templates to generate actual required components.
  • a parametric model which supports the automation of product parts, and the creation of parametric designs
  • positioning the coordinate system which supports the automatic assembly of parts
  • Calculation parameters support automatic analysis calculation and drive component templates to generate actual required components.
  • the designer can access the server through the client to call the relevant parameterized template to execute the design of the corresponding unit and component during the design process of the design platform.
  • the software automatically calculates the relevant parameters and drives the parametric template to generate the required parts.
  • 3D parameterized templates can be stored and managed in a unified manner.
  • the server has a database that can be used in various designs, such as historical data, which mainly stores historical data of parts.
  • the parts history data may include purchased parts and self-made parts, and various corresponding attribute information may be set.
  • a visual digital interactive interface can be provided, and the database can be maintained and managed by managers or experts for all component attributes, geometric design parameters, etc.
  • the client in order to provide designers with an interface for accessing or logging in to the design platform of the server, the client can access the server and provide an interactive interface for the designers.
  • the design platform After the client logs into the server-side design platform, verification is required.
  • the design platform provides three-dimensional 3D and two-dimensional 2D graphics and image design related software (for example: secondary development of 3D design software) corresponding to the design of central air conditioning including its parts (end products).
  • CREO selection software, heat exchange calculation program, associated office software, etc.
  • enter the management interface to complete the order data entry and confirmation when receiving the order, and after forming the selection table, use the data in the selection table as input , Enter the design interface, and the designer will design the corresponding parts according to the selection table and the interactive interface.
  • various design software (2D, 3D) can be used to complete the design process according to the actual design requirements of different structures and parts of the central air conditioner, combined with the design knowledge and database data provided by the server.
  • Design of segments, frame bases, accessories/accessories, etc. and generate corresponding design results, that is, graphic information, such as: 3D models, engineering drawings, installation drawings, and bill of materials BOM, etc.
  • graphic information such as: 3D models, engineering drawings, installation drawings, and bill of materials BOM, etc.
  • it will be automatically coded.
  • the design platform automatically recognizes the parameters according to the data in the table.
  • various design requirements of the order are filled in the selection table.
  • the selection table can also be an excel table.
  • the input selection table will be automatically identified according to the design-related setting parameters that can be processed in the smart design plan.
  • each technical parameter corresponds to the design-related data parameters in the smart design plan.
  • the design software can be CREO 3D design software or improved design software that can be embedded in the design platform, or various 3D design software can be integrated into the design platform after secondary development with other related software.
  • a historical design reuse search such as searching the historical database for reusable design results, and if so, extract them as the final design results of each stage or
  • the historically stored design parts, machine structure, layout, function, frame base, accessory configuration, etc. output various previous design results that meet the needs of this time, increase the reusability of the design, and further increase the design efficiency. If there is no reusable historical design result, then you can enter the follow-up design process to support brand new and deformed designs.
  • the historical database can also be searched for reusable design results at each design stage.
  • Design phase 1 carry out layout design, for example: in the interactive interface of Figure 6, for unit design, you can first choose to determine the structure of the unit, vertical or bedroom or hanging, etc.; according to the identification and extraction data in the selection table Parameters, such as air volume parameters, filter the available chassis size (height H1/width W1), etc., to generate a model; and according to the data parameters of the relevant function section in the selection table, select the corresponding function section design, such as the interactive interface, and complete the size For screening, you can select the functional segment to select the corresponding functional segment to be designed, and click the "Generate Model" button to enter the subsequent design of the functional segment of the generated model.
  • Parameters such as air volume parameters, filter the available chassis size (height H1/width W1), etc.
  • design parameters such as the structural form, cabinet size, and functional sections of the unit are defined, and the outline boundary of the unit is generated.
  • the unit model frame can be generated, which can include information such as the various functional sections of the unit and the outline size limits of the whole unit. .
  • the preset whole machine template file can be called through the program code of the constructed xml file, and the H1/W1/segment length parameter Write it into the template file to generate a unit model with various boundary information.
  • Design phase 2 design each functional segment.
  • the designer can design 28 functional segments in detail according to the order requirements, and only need to select or input on the interface during the design, and the software automatically generates the corresponding requirements
  • the 3D model of each functional segment of the model will be automatically retrieved for reuse during the model generation process.
  • the design can define the parameters of the surface cooler to produce a three-dimensional model.
  • the data parameters involved in the generated model will enter the functional section design, and the relevant data parameters obtained in the selection table will enter the functional section design of the table cooler.
  • These data parameters can be displayed in the design interactive interface, automatically with According to these parameters, you can enter the heat exchanger database for retrieval. If not, generate a new part through parameter drive. If the historical design result (the part heat exchanger) that meets the requirements is retrieved in the historical database (heat exchanger database), you can directly call the retrieval result as the design result. Directly call to assemble into the unit.
  • the data parameters in this next level interface are automatically generated according to the design requirements information ( Data parameter) Adjust the value of the data parameter, confirm it after completion, enter the upper-level interface, and confirm again, by calling the xml file, which is the xml file "configuration file-data link part" set by the expert in advance on the server side, and the configuration file is based on the corresponding
  • the values of the parameters of the driving model are transferred to the 3D model template file, and the parameters are driven to generate the parts that meet the customized requirements with the values of the corresponding parameters; further, the generated parts are then preset according to the call
  • the assembly constraint relationship defined in the xml file "configuration file-model tree part" automatically completes the assembly.
  • the calculation logic for the design of the surface cooler includes, for example, determining the outer dimensions of the surface cooler according to the box section, and determining the copper tube specifications according to the length of the warp piece.
  • the calculation logic for designing the surface cooler includes, for example, the lower guard plate of the surface cooler component. Equipped with the left tube plate, right tube plate, aluminum foil warp piece, and then the left tube plate is equipped with a guard plate, tube plate fixing screws, and so on.
  • Design stage 3 After the design of each functional section (all functional sections of the whole machine) is completed, the frame base design can be carried out.
  • the combined cabinet can be automatically segmented according to the actual transportation needs and the external frame and base can be generated by one-click.
  • the accessory/accessory design is carried out.
  • the designer selects the required accessories for point-and-click placement according to needs, such as the design of access doors, etc., and automatically performs hole feature creation and reuse analysis.
  • the design results (including component models and assembly, etc.) are obtained, and the coding is automatically executed and stored.
  • the special number is automatically applied.
  • select a special number application pop-up window through the interactive design interface the window will automatically list the design results, for example, a newly designed part (heat exchanger), which has no number, will be automatically listed, and it is determined to be a special application for the part
  • the number can be provided by automatically transmitting the attribute information of the part to an integrated and connected management system such as PLM.
  • Design result output After the design is completed, the design result is obtained, and the graphic information corresponding to the design result is output.
  • the graphic information includes 3D model, engineering drawing, 2D model, and BOM.
  • the design interface will output the self-made 2D drawings, engineering drawings and BOM with one click. Furthermore, it can also automatically list the parts list that needs to be drawn, double-click to open it, and directly print, release, and update.
  • parts information can be stored in the parts management database, the corresponding model can be stored in the 3D model management library, etc., so that when the part 3D model is generated, the parts library can be retrieved according to the reuse conditions. If this information is available, go to Call the 3D model from the management model library to directly assemble and use.
  • the designer After the designer completes the design of the combined cabinet, he will automatically analyze the newly designed components in the current combined cabinet, and pass the new component information to the system that manages the component models or graphics, and automatically obtain the codes of these components and encode them. Write to the model data.
  • the management system By passing the information of each newly designed part (information required to apply for code) to the management system, the management system will return the previously stored code corresponding to the part for verification and complete the code review, thereby confirming the zero
  • the component information can correspond to no errors to ensure that errors in the design are reduced.
  • the automatically generated design BOM can also be passed to the management system. Here, if the design BOM is changed, the BOM can be regenerated and passed to the management system for coverage or upgrade.
  • the product 3D model and 2D engineering drawing can be transferred to the system for managing the component model.
  • design software such as CREO can be connected to the system for managing part models through existing integrated interfaces.
  • the component information in the BOM can be transferred to the enterprise system, and the corresponding component price information can be obtained and written into the BOM, and then enter the pricing and production process.
  • the intelligent design scheme of the present invention based on knowledge engineering, realizes the digital storage and management of product design knowledge on the server, and completes the design through client/application access. During the design process, it realizes active knowledge push, intelligent design guidance and automation Design, and finally realize the full 3D design of the product, automatically output graphics and text, greatly improve design efficiency and improve design quality.
  • the realization process includes: building an intelligent design platform, according to the requirements in the customization order of the central air-conditioning, for the end products (various parts, etc.) that need to be designed and produced in the customization )
  • the whole process is composed of several important components of "automatic demand acquisition ⁇ intelligent design ⁇ automatic coding ⁇ audit and certification ⁇ order manufacturing"; and the processing of front-end integrated order management can automatically obtain demand.
  • the entire intelligent design process integrates design software (3D design, 2D design) and knowledge base to achieve rapid intelligent design, and the integrated coding system automatically obtains the coding, and then the design results are automatically output to the model management system , And at the same time lay a solid data foundation for subsequent automatic processes and intelligent manufacturing.
  • design software (3D design, 2D design) and knowledge base
  • the integrated coding system automatically obtains the coding, and then the design results are automatically output to the model management system , And at the same time lay a solid data foundation for subsequent automatic processes and intelligent manufacturing.
  • an embodiment of a processing system of the present invention includes a storage device and a processor, and specifically includes: the storage device stores a program for realizing any of the foregoing central air conditioning intelligent design methods; the processor loads The storage device stores the program and executes the steps of any one of the foregoing central air-conditioning intelligent design methods.
  • an embodiment of a computer storage medium/storage device of the present invention includes a program that stores any of the aforementioned intelligent design methods for central air conditioning that can be loaded into the processor/controller for execution.
  • each module is only to illustrate the functional units of the system of the present invention
  • the physical devices corresponding to these modules may be the processor itself, or a part of the software in the processor, a part of the hardware, or software and Part of the hardware integration. Therefore, the number of each module in the figure is only schematic.
  • each module in the system can be adaptively split or merged. Such splitting or merging of specific modules will not cause the technical solution to deviate from the principle of the present invention. Therefore, the technical solutions after splitting or merging will fall within the protection scope of the present invention.

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Abstract

La présente invention concerne un procédé, un système et un appareil de conception intelligente d'un climatiseur central. Le procédé consiste : à importer, sur la base d'un tableau de sélection de modèle déterminé selon des exigences de personnalisation du climatiseur central, des informations d'exigences de conception correspondant au tableau de sélection de modèle (S110) ; à concevoir, sur la base d'une connaissance de conception intégrée et d'une base de données, des agencements, des sections fonctionnelles, des bases de cadre et des accessoires en utilisant un logiciel de conception intégré en combinaison avec des informations d'exigences de conception pour générer des informations graphiques de conception après la conception, et à effectuer un codage automatique (S120) ; et à vérifier le codage selon les informations graphiques de sortie, et si la vérification du codage est réussie, à envoyer les informations graphiques de conception à une extrémité de fabrication (S130), de telle sorte que, sur la base de l'ingénierie des connaissances, la régularisation et la normalisation de conceptions non standards soient obtenues, et que l'efficacité de la conception et le taux de réutilisation des pièces soient améliorés ; en outre, le procédé et la vérification de conceptions normalisées ainsi que le procédé de révision actif réduisent efficacement le risque d'erreurs de conception.
PCT/CN2021/093236 2020-05-12 2021-05-12 Procédé, système et dispositif de conception intelligente d'un climatiseur central WO2021228118A1 (fr)

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