CN111859491A - Part model engineering drawing generation method and system of PDM integrated CAD system - Google Patents
Part model engineering drawing generation method and system of PDM integrated CAD system Download PDFInfo
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Abstract
The invention relates to the field of product data management, and provides a method for generating a part model engineering drawing of a PDM integrated CAD system, wherein a PDM system client side acquires part model standard format data of the CAD system through a PDM/CAD interface, and then inputs the standard format data into an input interface of the PDM system, and the input interface comprises a first preview area and a second preview area; after previewing and confirming the standard format data by the client, storing the standard format data of the part model into a database, and establishing one-to-one mapping with the main record data of the part; and generating part metadata, storing the part metadata into a database, generating engineering drawing data, storing the engineering drawing data into the database, and generating basic attribute data of the engineering drawing. Not only reduces the problems of default and the like in the processes of reading and converting heterogeneous data, but also can ensure the integrity of the metadata of parts in the PDM system, and further can improve the collaborative design efficiency of products.
Description
Technical Field
The invention relates to the field of product data management, in particular to a method and a system for generating a part model engineering drawing of a PDM integrated CAD system.
Background
The PDM system (Product Data Management, PDM) manages all information related to products, including part information, configuration, documents, CAD files, structures, authority information and the like, and all processes related to the products, including process definition and Management, enterprises implement Management of the PDM system, can improve production efficiency, is beneficial to managing the whole life cycle of the products, enhances efficient utilization of the documents, drawings and Data, standardizes the work flow, and has wide application in the Product Data Management process of the enterprises.
CN102708213B discloses a method for implementing BOM information transmission between PDM system and ERP system. The method comprises the steps that a BOM transmission interface is arranged between a PDM system and an ERP system, and the BOM transmission interface is provided with a BOM custom attribute management module, a BOM data integration module, a mode setting module and a BOM information input module; then, integrating the BOM information in the BOM custom attribute management module and the BOM information in the PDM system by a BOM data integration module; and finally, the BOM information input module analyzes the operation commands of the mouse and the keyboard corresponding to the command names set by the mode setting module, and calls a simulation manual input mode of API function intelligence in the operation system to input the production BOM information into the ERP system.
In the current enterprise practical application PDM system, the design of the product is performed in different CAD systems, which is generally poorly integrated with the PDM system, and particularly, after the PDM or the CAD system is upgraded, the data is confused, and in the PDM system, even the format, version, and the like of the part data transmitted from different CAD systems need to be considered, so that the PDM system manages the data of the product part model, record, engineering drawing, and the like, which further affects the efficiency of product collaborative design.
Disclosure of Invention
Long-term practice shows that due to the integration of the PDM system and the CAD system, part model data derived from different CAD systems are not uniform, some attribute data cannot be read or even are in default, so that part metadata stored in a database is incomplete, and further, the generated engineering drawing data is incomplete, even data confusion, system errors and the like influence the product design efficiency.
In view of the above, the present invention is directed to a method for generating a part model engineering drawing of a PDM integrated CAD system, so as to solve the problem that the efficiency of product collaborative design is affected due to data confusion of product part models, records, engineering drawings, and the like in the PDM system caused by different formats of part data acquired, transmitted, and stored by different CAD systems to the PDM system, and the method for generating a part model engineering drawing of a PDM integrated CAD system includes:
Step S1, the PDM system client side obtains the data of the CAD system in the standard format of the part model through the PDM/CAD interface, and the data at least comprises basic attributes, dimension parameters and technical information;
step S2, inputting the standard format data into an input interface of the PDM system, wherein the input interface comprises a first preview area and a second preview area, the first preview area comprises a text entry data display for the data, and the second preview area comprises a three-dimensional image multi-view display;
step S3, after previewing and confirming the standard format data, the client stores the standard format data of the part model into a database, and establishes one-to-one mapping with the main record data of the part;
and step S4, generating part metadata by the part model standard format data and the part main record data, storing the part metadata into a database, generating engineering drawing data by the part metadata, storing the engineering drawing data into the database, and generating basic attribute data of the engineering drawing, including drawing number, name, material and weight.
Preferably, the part model standard format data of the CAD system comprises STEP format data or STP format data.
Preferably, the CAD system comprises a plurality of different CAD design software systems.
Preferably, in step S2, the method further includes inputting text information to the input interface while inputting the standard format data into the input interface of the PDM system, and editing the text data in the previewed standard format data.
Preferably, the part metadata and the engineering drawing data are mapped one-to-many.
Preferably, the basic attribute data of the engineering drawing includes version data of the engineering drawing, and the version data includes generation time information.
The invention also discloses a system for executing the part model engineering drawing generation method of the PDM integrated CAD system, and the system comprises the following steps:
the acquisition module is used for acquiring the part model standard format data of the CAD system through the PDM/CAD interface by the PDM system client, and at least comprises basic attributes, size parameters and technical information;
the system comprises a preview input module, a display module and a display module, wherein the preview input module is used for inputting standard format data into an input interface of a PDM system, the input interface comprises a first preview area and a second preview area, the first preview area comprises text entry data display for the data, and the second preview area comprises three-dimensional image multi-view display;
the storage module is used for storing the standard format data of the part model into a database after previewing and confirming the standard format data by the client and establishing one-to-one mapping with the main record data of the part;
And the generating module is used for generating part metadata from the part model standard format data and the part main record data together, storing the part metadata into a database, generating engineering drawing data from the part metadata, storing the engineering drawing data into the database, and generating basic attribute data of the engineering drawing, including drawing number, name, material and weight.
Preferably, the first preview area in the input interface further comprises a text input area for supporting text input and an editing area for supporting preview data editing.
Preferably, the storage module includes a database for storing the data in the standard format of the part model, the main record data of the part, the metadata of the part, the engineering drawing data, and the basic attribute data of the engineering drawing.
According to another aspect of the embodiments of the present invention, there is provided a storage medium, the storage medium including a stored program, wherein when the program runs, a device in which the storage medium is located is controlled to execute the above method.
According to the method for generating the part model engineering drawing of the PDM integrated CAD system, in the method, a PDM system client side obtains part model standard format data of the CAD system through a PDM/CAD interface, and then inputs the standard format data into an input interface of the PDM system, wherein the input interface comprises a first preview area and a second preview area; after previewing and confirming the standard format data by the client, storing the standard format data of the part model into a database, and establishing one-to-one mapping with the main record data of the part; and generating part metadata by the part model standard format data and the part main record data together, storing the part metadata into a database, generating engineering drawing data by the part metadata, storing the engineering drawing data into the database, and generating basic attribute data of the engineering drawing. The method is further provided for executing the method, standard format data of different CAD systems are obtained from a PDM/CAD interface, then format supplement and adjustment are further carried out, and part metadata are generated with the part main record data, so that engineering drawing data are generated, the problems of default, disordered format and the like in the processes of reading and converting heterogeneous data are reduced, the integrity of the part metadata in the PDM system can be ensured, the series problems caused by data disorder can be further reduced, and the product collaborative design efficiency can be improved.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a flowchart of a part model engineering drawing generation method of a PDM-integrated CAD system according to an embodiment of the present invention.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," "third," and the like in the description and in the claims, and in the drawings, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The method aims to solve the problem that the data formats of parts acquired from different CAD systems, transmitted and stored to a PDM system are different, so that data chaos of product part models, records, engineering drawings and the like in the PDM system is caused, and further the efficiency of product collaborative design is influenced. As shown in fig. 1, the present invention provides a method for generating a part model engineering drawing of a PDM-integrated CAD system, and as shown in fig. 1, a flow chart of a method for generating a part model engineering drawing of a PDM-integrated CAD system according to an embodiment of the present invention includes:
Step S1, the PDM system client side obtains the data of the CAD system in the standard format of the part model through the PDM/CAD interface, and the data at least comprises basic attributes, dimension parameters and technical information;
step S2, inputting the standard format data into an input interface of the PDM system, wherein the input interface comprises a first preview area and a second preview area, the first preview area comprises a text entry data display for the data, and the second preview area comprises a three-dimensional image multi-view display;
step S3, after previewing and confirming the standard format data, the client stores the standard format data of the part model into a database, and establishes one-to-one mapping with the main record data of the part;
and step S4, generating part metadata by the part model standard format data and the part main record data, storing the part metadata into a database, generating engineering drawing data by the part metadata, storing the engineering drawing data into the database, and generating basic attribute data of the engineering drawing, including drawing number, name, material and weight.
According to the method for generating the part model engineering drawing of the PDM integrated CAD system, in the method, a PDM system client side obtains part model standard format data of the CAD system through a PDM/CAD interface, and then inputs the standard format data into an input interface of the PDM system, wherein the input interface comprises a first preview area and a second preview area; after previewing and confirming the standard format data by the client, storing the standard format data of the part model into a database, and establishing one-to-one mapping with the main record data of the part; and generating part metadata by the part model standard format data and the part main record data together, storing the part metadata into a database, generating engineering drawing data by the part metadata, storing the engineering drawing data into the database, and generating basic attribute data of the engineering drawing. The method comprises the steps of obtaining standard format data of different CAD systems from a PDM/CAD interface, then further supplementing and adjusting the format, and generating part metadata with main part record data to generate engineering drawing data.
In order to better read or acquire the file data with standard format and better compatibility from different CAD systems, in the preferred case of the invention, the part model standard format data of the CAD system comprises STEP format data or STP format data.
For example, in the collaborative design of products, parts are designed in CAD systems on different devices, the different CAD systems include Solidworks, Solidedge, UG, and Autodesk CAD systems, the PDM system reads the STEP (for the Exchange of Product Model data) format of the parts in these systems, or is in STP format, and the STP file is three-dimensional image data of an Exchange structure based on the text code conforming to the STEP application protocol ISO 10303-21 standard in ASCII format.
The PDM system client side obtains the part model standard format data of the CAD system through the PDM/CAD interface, wherein the part model standard format data at least comprises basic attributes, size parameters and technical information, the part model standard format data comprises model data integrating the basic attributes, the size parameters and the technical information data, or the independent basic attributes, the size parameters and the technical information data are transmitted through one-to-one mapping of the associated part model data.
In order to make the PDM system better compatible with different heterogeneous CAD systems, the CAD system comprises a plurality of different CAD design software systems under the preferable condition of the invention, and the CAD design software systems comprise Solidworks, Solidedge, UG and Autodesk CAD systems.
In order to further specify and edit the standard format data of the part model of the CAD system and supplement the default data, in a preferred case of the present invention, in step S2, the standard format data is input into the input interface of the PDM system, and simultaneously, the text information is input into the input interface, and the text data in the previewed standard format data is edited.
In order to uniformly generate standard engineering drawing data from the part metadata of the complete data structure, under the preferable condition of the invention, the part metadata and the engineering drawing data are mapped in a one-to-many mode.
In order to control the generation of a plurality of parts from the part metadata, in a preferred case of the present invention, the engineering drawing basic attribute data includes version data of an engineering drawing, and the engineering drawing generated at a plurality of different time points is subjected to effective data management, where the version data includes generation time information.
The present invention also provides a system for performing a part model engineering drawing generation method for a PDM-integrated CAD system, the system comprising:
the acquisition module is used for acquiring the part model standard format data of the CAD system through the PDM/CAD interface by the PDM system client, and at least comprises basic attributes, size parameters and technical information;
The system comprises a preview input module, a display module and a display module, wherein the preview input module is used for inputting standard format data into an input interface of a PDM system, the input interface comprises a first preview area and a second preview area, the first preview area comprises text entry data display for the data, and the second preview area comprises three-dimensional image multi-view display;
the storage module is used for storing the standard format data of the part model into a database after previewing and confirming the standard format data by the client and establishing one-to-one mapping with the main record data of the part;
and the generating module is used for generating part metadata from the part model standard format data and the part main record data together, storing the part metadata into a database, generating engineering drawing data from the part metadata, storing the engineering drawing data into the database, and generating basic attribute data of the engineering drawing, including drawing number, name, material and weight.
In order to execute the method for generating the part model engineering drawing of the PDM integrated CAD system, the invention provides a system, which comprises an acquisition module, a preview input module and a display module, wherein the acquisition module is used for a PDM system client to acquire the part model standard format data of the CAD system through a PDM/CAD interface and input the standard format data into an input interface of the PDM system through the preview input module, and the input interface comprises a first preview area and a second preview area; after previewing and confirming standard format data of a client, the storage module stores the standard format data of the part model into a database and establishes one-to-one mapping with main record data of the part; the generating module generates part metadata from the part model standard format data and the part main record data and stores the part metadata into a database, generates engineering drawing data from the part metadata and stores the engineering drawing data into the database, and generates basic attribute data of the engineering drawing. The system not only reduces the problems of default, disordered format and the like in the reading and conversion processes of heterogeneous data, but also can ensure the integrity of the metadata of the parts in the PDM system, further reduces series problems caused by data disorder, and can improve the collaborative design efficiency of products.
In order to better support the input and editing modification of default data and text of incomplete data for the acquired standard format data, in a preferred case of the invention, the first preview area in the input interface further comprises a text input area for supporting text input and an editing area for supporting preview data editing.
In order to store the standard data in the PDM system, in a preferred case of the present invention, the storage module includes a database for storing the part model standard format data, the part master record data, the part metadata, the engineering drawing data, and the engineering drawing basic attribute data.
The embodiment of the invention also provides a storage medium, which comprises a stored program, wherein when the program runs, the device where the storage medium is located is controlled to execute the method.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the invention.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus can be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one type of division of logical functions, and there may be other divisions when actually implementing, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of some interfaces, devices or units, and may be an electric or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a mobile terminal, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method for generating a part model engineering drawing of a PDM integrated CAD system is characterized by comprising the following steps:
step S1, the PDM system client side obtains the data of the CAD system in the standard format of the part model through the PDM/CAD interface, and the data at least comprises basic attributes, dimension parameters and technical information;
step S2, inputting the standard format data into an input interface of the PDM system, wherein the input interface comprises a first preview area and a second preview area, the first preview area comprises a text entry data display for the data, and the second preview area comprises a three-dimensional image multi-view display;
step S3, after previewing and confirming the standard format data, the client stores the standard format data of the part model into a database, and establishes one-to-one mapping with the main record data of the part;
And step S4, generating part metadata by the part model standard format data and the part main record data, storing the part metadata into a database, generating engineering drawing data by the part metadata, storing the engineering drawing data into the database, and generating basic attribute data of the engineering drawing, including drawing number, name, material and weight.
2. The method of generating a part model engineering drawing for a PDM-integrated CAD system as claimed in claim 1, wherein the part model standard format data of the CAD system includes STEP format data or STP format data.
3. The method of generating a part model engineering drawing for a PDM-integrated CAD system as recited in claim 1, wherein the CAD system comprises a plurality of different CAD design software systems.
4. The method for generating an engineering drawing of a part model for a PDM-integrated CAD system as claimed in claim 1, wherein in step S2, the method further comprises inputting text information to the input interface while inputting the standard format data into the input interface of the PDM system, and editing the text data in the previewed standard format data.
5. The method for generating the part model engineering drawing of the PDM integrated CAD system according to any of claims 1 to 4, characterized in that the part metadata and the engineering drawing data are mapped in a one-to-many manner.
6. The part model engineering drawing generation method of the PDM integrated CAD system according to any of claims 1 to 4, characterized in that the engineering drawing basic attribute data includes version data of engineering drawing, and the version data includes generation time information.
7. A system, characterized in that the system comprises:
the acquisition module is used for acquiring the part model standard format data of the CAD system through the PDM/CAD interface by the PDM system client, and at least comprises basic attributes, size parameters and technical information;
the system comprises a preview input module, a display module and a display module, wherein the preview input module is used for inputting standard format data into an input interface of a PDM system, the input interface comprises a first preview area and a second preview area, the first preview area comprises text entry data display for the data, and the second preview area comprises three-dimensional image multi-view display;
the storage module is used for storing the standard format data of the part model into a database after previewing and confirming the standard format data by the client and establishing one-to-one mapping with the main record data of the part;
and the generating module is used for generating part metadata from the part model standard format data and the part main record data together, storing the part metadata into a database, generating engineering drawing data from the part metadata, storing the engineering drawing data into the database, and generating basic attribute data of the engineering drawing, including drawing number, name, material and weight.
8. The system of claim 7, wherein the first preview area in the input interface further comprises a text entry area for supporting text entry and an edit area for supporting preview data editing.
9. The system of claim 7, wherein the storage module comprises a database for storing part model standard format data, part master record data, part metadata, engineering drawing data, and engineering drawing basic attribute data.
10. A storage medium, comprising a stored program, wherein the program, when executed, controls an apparatus in which the storage medium is located to perform the method of any one of claims 1-6.
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| CN113553680A (en) * | 2021-06-22 | 2021-10-26 | 广东顺德电力设计院有限公司 | Statistical editing method, system, storage medium and equipment for cable line design |
| CN113553666A (en) * | 2021-08-09 | 2021-10-26 | 广东洪裕智能制造研究院有限公司 | Automobile part complex product collaborative design platform based on SETP and PDM |
| CN113778989A (en) * | 2021-08-24 | 2021-12-10 | 沪东重机有限公司 | Importing method and system for batch importing of tool and fixture historical data into PDM system |
| CN117195582A (en) * | 2023-09-20 | 2023-12-08 | 北京瑞风协同科技股份有限公司 | Method and system for automatically generating weighing list in design and manufacturing process |
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| CN113553680A (en) * | 2021-06-22 | 2021-10-26 | 广东顺德电力设计院有限公司 | Statistical editing method, system, storage medium and equipment for cable line design |
| CN113553680B (en) * | 2021-06-22 | 2022-09-30 | 广东顺德电力设计院有限公司 | Statistical editing method, system, storage medium and equipment for cable line design |
| CN113553666A (en) * | 2021-08-09 | 2021-10-26 | 广东洪裕智能制造研究院有限公司 | Automobile part complex product collaborative design platform based on SETP and PDM |
| CN113778989A (en) * | 2021-08-24 | 2021-12-10 | 沪东重机有限公司 | Importing method and system for batch importing of tool and fixture historical data into PDM system |
| CN117195582A (en) * | 2023-09-20 | 2023-12-08 | 北京瑞风协同科技股份有限公司 | Method and system for automatically generating weighing list in design and manufacturing process |
| CN117195582B (en) * | 2023-09-20 | 2024-04-30 | 北京瑞风协同科技股份有限公司 | Method and system for automatically generating weighing list in design and manufacturing process |
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