CN108287971B - CAD data generation 3D model method based on water jet application - Google Patents

CAD data generation 3D model method based on water jet application Download PDF

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CN108287971B
CN108287971B CN201810096800.6A CN201810096800A CN108287971B CN 108287971 B CN108287971 B CN 108287971B CN 201810096800 A CN201810096800 A CN 201810096800A CN 108287971 B CN108287971 B CN 108287971B
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data
water jet
file
cad
model
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CN108287971A (en
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贺明
刘松松
姚志伟
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Guangdong 3vjia Information Technology Co Ltd
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Guangdong 3vjia Information Technology Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00Computer-aided design [CAD]
    • G06F30/20Design optimisation, verification or simulation
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00Three dimensional [3D] modelling, e.g. data description of 3D objects

Abstract

The invention discloses a CAD data generation 3D model method based on water jet application, which comprises the following specific steps: s1: CAD unified water jet data format, S2: deriving a set of face regions, S3: the brick-laying software imports the 3VJSD file, S4: the front-end user needs to use the water jet model, and the water jet model generation method has the advantages of low threshold, easiness in operation, rapidness, flexibility, convenience in transplantation, good water jet effect, convenience in replacing texture materials and adjusting size, and can be applied to various design schemes.

Description

CAD data generation 3D model method based on water jet application
Technical Field
The invention relates to the technical field of water jet model, in particular to a CAD data generation 3D model method based on water jet application.
Background
The water jet cutter has wide application range and large market demand, and more than 80 percent of design schemes of the tile laying customized software have complex water jet cutter shapes. It is difficult for common tile designers to generate water jet models using software such as CAD or 3 Dmax. The learning of the software is high in cost, long in time and high in difficulty, and the water jet cutter is complex in structure and large in data volume. There is also a lack of flexibility with respect to these software-generated models. Therefore, in response to the demand of the designer for using the water jet, a solution for automatically generating the water jet 3d model based on CAD data is proposed.
Disclosure of Invention
The invention aims to provide a method for generating a 3D model based on CAD data of water jet applications, which comprises the following specific steps:
s1: the CAD unifies a water jet data format, a curve is converted into a plurality of line segments to obtain a surface area set, a water jet CAD file needs to be unified into a plurality of line segments for representation, the plurality of line segments need to be converted into surface areas for describing 3d data, the water jets cannot be overlapped, the surface areas in the CAD need to be subjected to Boolean operation processing, and the surface area set which is not overlapped but is continuously distributed in a plane space is obtained;
s2: exporting a face domain set, storing the face domain set as a file with a specific format, exporting the face domain set as a data file with an obj format, storing data information such as the vertexes and the normal lines of the parquets, simultaneously storing another part of CAD source file, encrypting the data into a 3VJSD file through a specific algorithm, and facilitating the reading of a 3d design program;
s3: the brick paving software imports a 3VJSD file, firstly, 3D model data and a CAD file are restored according to a decryption algorithm, the 3D data are presented to a user in a grid form, default mapping materials are conveniently set, the CAD file is used for processing and splicing by the user, the CAD file can be directly downloaded and transmitted to a factory, and production can be completed, so that the 3VJSD is converted into an svj model and the CAD file, and the 3VJSD file is uploaded to a background server;
s4: the front-end user only needs to analyze the SVJ file stored on the server into grid data by using the water jet model, and then removes the loaded texture data according to the texture material data, so that default materials can be presented, and various tile paving and pasting effects can be realized by adjusting the length and the width of the model and replacing the texture material, and the water jet design is completed.
Compared with the prior art, the invention has the beneficial effects that: the generated water jet model has the advantages of low threshold, easy operation, quickness, flexibility, convenient transplantation, good water jet effect, convenient texture material replacement and size adjustment, and can be applied to various design schemes.
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FIG. 1 is a flow chart of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
According to the scheme, firstly, a water jet data model is unified in cad, all curves are converted into multiple line segments, a non-overlapping surface domain set on a plane is obtained through Boolean operation, and the preprocessed data set is derived. Then, a surface domain set is imported into the brick paving software, so that a user can conveniently set default materials and maps for the water jet scalpel, and the default materials and the maps are stored in a file server according to the SVJ format after being filled; and finally, generating a water jet model in brick paving software, and quickly replacing materials and changing the size.
Example 1
Referring to fig. 1, the present invention provides a technical solution: a method for generating a 3D model based on CAD data of water jet applications comprises the following specific steps:
s1: the CAD unifies a water jet data format, a curve is converted into a plurality of line segments to obtain a surface area set, a water jet CAD file needs to be unified into a plurality of line segments for representation, the plurality of line segments need to be converted into surface areas for describing 3d data, the water jets cannot be overlapped, the surface areas in the CAD need to be subjected to Boolean operation processing, and the surface area set which is not overlapped but is continuously distributed in a plane space is obtained;
s2: exporting a face domain set, storing the face domain set as a file with a specific format, exporting the face domain set as a data file with an obj format, storing data information such as the vertexes and the normal lines of the parquets, simultaneously storing another part of CAD source file, encrypting the data into a 3VJSD file through a specific algorithm, and facilitating the reading of a 3d design program;
s3: the brick paving software imports a 3VJSD file, firstly, 3D model data and a CAD file are restored according to a decryption algorithm, the 3D data are presented to a user in a grid form, default mapping materials are conveniently set, the CAD file is used for processing and splicing by the user, the CAD file can be directly downloaded and transmitted to a factory, and production can be completed, so that the 3VJSD is converted into an svj model and the CAD file, and the 3VJSD file is uploaded to a background server;
s4: the front-end user only needs to analyze the SVJ file stored on the server into grid data by using the water jet model, and then removes the loaded texture data according to the texture material data, so that default materials can be presented, and various tile paving and pasting effects can be realized by adjusting the length and the width of the model and replacing the texture material, and the water jet design is completed.
The generated water jet model has the advantages of low threshold, easy operation, quickness, flexibility, convenient transplantation, good water jet effect, convenient texture material replacement and size adjustment, and can be applied to various design schemes.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (1)

1. A CAD data generation 3D model method based on water jet application is characterized in that: the method for generating the 3D model based on the CAD data of the water jet cutter application comprises the following specific steps:
s1: the CAD unifies a water jet data format, a curve is converted into a multi-line segment to obtain a surface area set, a water jet CAD file needs to be unified into a multi-line segment for representation, the multi-line segment is converted into a surface area for convenience of describing 3d data, the water jets cannot be overlapped, the surface area in the CAD needs to be subjected to Boolean operation processing, and the surface area set which is not overlapped but is continuously distributed in a plane space is obtained;
s2: exporting a face domain set, storing the face domain set as a file in a specific format, exporting the face domain set as a data file in an obj format, storing information of the vertexes and the normal of the parquets, simultaneously storing another part of CAD source file, and encrypting the data into a 3VJSD file through a specific algorithm, so that a 3d design program can read the data conveniently;
s3: the brick paving software imports a 3VJSD file, firstly, 3D model data and a CAD file are restored according to a decryption algorithm, the 3D data are presented to a user in a grid form, default mapping materials are conveniently set, the CAD file is used for processing and splicing by the user, a CAD is directly downloaded and transmitted to a factory, and then production can be completed, so that the 3VJSD is converted into an svj model and the CAD file, and the 3VJSD file is uploaded to a background server;
s4: the front-end user only needs to analyze the SVJ file stored on the server into grid data by using the water jet cutter model, and then the loaded texture data is removed according to the texture material data, so that the default material can be presented, and various tile paving and pasting effects can be realized by adjusting the length and the width of the model and replacing the texture material, and the water jet cutter design is completed.
CN201810096800.6A 2018-01-31 2018-01-31 CAD data generation 3D model method based on water jet application Active CN108287971B (en)

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CN109241621B (en) * 2018-09-05 2023-06-16 广东三维家信息科技有限公司 Water jet pattern splicing method based on computer graph theory and curve graph Boolean operation
CN109934927A (en) * 2019-03-06 2019-06-25 广东三维家信息科技有限公司 Cloud water knife treating method and apparatus based on cloud server
CN110399689B (en) * 2019-07-31 2023-05-09 中铁十一局集团桥梁有限公司 Method and device for adjusting capping beam edge shell model, computer equipment and storage medium
CN111161372A (en) * 2019-11-25 2020-05-15 佛山欧神诺云商科技有限公司 Water jet cutting parquet design template generation method, graph design method and device

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US7277572B2 (en) * 2003-10-10 2007-10-02 Macpearl Design Llc Three-dimensional interior design system
CN104732011A (en) * 2015-02-11 2015-06-24 北京尔宜居科技有限责任公司 Color tile laying graph and CAD graph generation method of decorative ceramic tiles and marble laying schemes
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