80 results about "3d design" patented technology

The invention discloses a physical perception-based generative three-dimensional reverse design method and system, which realize efficient exploration and optimization in a three-dimensional design space by constructing a unified physical-geometric potential representation and combining a two-stage optimization strategy. According to the method, shape and physical field data combined training is utilized to obtain potential representation, so that a geometric structure and physical constraints are compactly represented; on the basis, two stages of physical perception optimization are adopted: in the first stage, global exploration is performed in a potential manifold through a gradient-guided diffusion model, and an initial grid is generated; and in the second stage, the initial grid is locally optimized by utilizing target-driven topology maintenance optimization, so that the initial grid gradually approaches the target performance requirement. According to the method, the high-fidelity three-dimensional geometric design can be directly generated, the target performance and the result diversity of the design are remarkably improved, the method can be widely applied to aerospace, energy equipment and complex engineering structure design, and a new technical approach is provided for efficient implementation of the three-dimensional intelligent design.

An adaptive geometric modeling method for assembled thin-walled component structures oriented to integration of modeling, analysis and optimization, includes firstly, using a multi-level NURBS-based free-form deformation (MNFFD) technique to realize accurate geometric modeling of an assembled thin-walled component structure; secondly, establishing a modeling-analysis unified model suitable for isogeometric analysis of the assembled thin-walled component structure based on an MNFFD method; finally, establishing a modeling-analysis-design unified model suitable for collaborative design of a shape and a stiffened layout of the assembled thin-walled component structure based on the MNFFD method. The present invention fundamentally solves the modeling robustness problem of gaps and overlaps between thin-walled components due to the lack of accurate topological consistency in traditional modeling methods, provides a new tool for optimization design of engineering thin-walled structures. MNFFD is used, so that the geometric dimension reduction transformation from 3D design domain to 2D design domain can be realized.

The invention discloses a jewelry 3D model design method and system. The method comprises the steps of obtaining historical jewelry design full-modal data; carrying out multi-dimensional feature extraction and association labeling on the full-modal data by utilizing computer vision and natural language processing technologies so as to construct a three-dimensional feature matrix; according to the three-dimensional feature matrix, constructing a cross-modal association database through cross-modal structured labeling; generating a multi-modal aesthetic feature database through a multi-task deep learning model by using the cross-modal association database; training a multi-task AI aesthetics evaluation model fusing geometry, styles and user preferences by using the multi-modal aesthetics feature database; and obtaining jewelry 3D design data through the graphical interface, and performing quantitative evaluation of 3D design by using the multi-task AI evaluation model to generate a design evaluation result. Through the design method provided by the invention, the objectivity of jewelry 3D model design evaluation can be improved, so that the design efficiency and the design quality are improved.

The present invention relates to the field of tunnels and underground engineering, and particularly to a three-dimensional design method and system for the overall layout of a water conveyance system of a pumped storage power station. The method includes the following steps: initially determining the economic pipe diameter; constructing a three-dimensional model of the water inlet and outlet and arranging them in a plane; initially selecting the positions of the main buildings and the parameters of the key parts in the horizontal and longitudinal views, establishing the two-dimensional and three-dimensional linkage relationship of the horizontal and longitudinal sections, and constructing a three-dimensional model of the water conveyance line; calculating the TW value of the surge chamber of the hydropower station, calculating the head loss under the power generation condition and the head loss under the pumping condition; constructing a three-dimensional model of the gate shaft and establishing the two-dimensional and three-dimensional linkage relationship with the horizontal and longitudinal sections; constructing a three-dimensional model of the tail gate chamber and establishing the two-dimensional and three-dimensional linkage relationship with the horizontal and longitudinal sections; obtaining the lining parameters and constructing a three-dimensional model of the lining; calculating the engineering quantity. The present invention can realize the three-dimensional forward design of the overall layout of the water conveyance system of the pumped storage power station and the rapid generation of the three-dimensional models of its main buildings, improving the design quality and efficiency.

The invention provides a flood discharge tunnel parameterization design system, and relates to the technical field of hydroelectric and hydraulic engineering intelligent design, and the system comprises a management module which is used for transferring all modules of the flood discharge tunnel parameterization design system; the modeling module is internally provided with a flood discharge tunnel parametric modeling library and is used for automatically establishing a flood discharge tunnel three-dimensional model; the parameter module is used for managing parameters related to the design of the flood discharge tunnel; the display module is used for observing the design of the spillway tunnel by a designer; and the design scheme generation and management module is used for extracting the three-dimensional model information of the flood discharge tunnel, calculating and outputting the engineering amount, outputting a corresponding engineering drawing based on the three-dimensional model information of the flood discharge tunnel, and storing the design scheme. According to the method, the spillway tunnel axis and the terrain surface model are only used as input elements, other operations are driven through parameters to update the three-dimensional model, high matching of three-dimensional design and a traditional design process is achieved, and a mode with skeleton driving as a core in traditional modeling is replaced.

The invention discloses a method and a system for rapidly analyzing an over-break and under-break condition of an underground tunnel group, relates to the technical field of pumped storage power station engineering measurement, and solves the problems of low model construction efficiency and poor model construction precision of the existing three-dimensional laser scanning technology in construction of a tunnel model. According to the scheme, the method comprises the steps of obtaining three-dimensional point cloud data in a tunnel; preprocessing the three-dimensional point cloud data to obtain tunnel three-dimensional point cloud data; carrying out partition down-sampling processing based on density characteristics and curvature characteristics based on the tunnel three-dimensional point cloud data, and carrying out tunnel three-dimensional reconstruction; constructing a tunnel three-dimensional design model based on the design parameters on the design drawing; aligning the three-dimensional reconstruction model of the tunnel with the three-dimensional design model of the tunnel, and identifying and marking an over-excavation and under-excavation area; on the basis of the aligned tunnel three-dimensional reconstruction model and tunnel three-dimensional design model, extracting feature points of the to-be-measured section, and calculating an over-break value of the to-be-measured section on the basis of the feature points; and the model construction precision and efficiency are improved.

The application discloses a kind of jewelry 3D model design method and system, comprising: obtaining historical jewelry design full modal data;Multi-dimensional feature extraction and association labeling are carried out to the full modal data using computer vision, natural language processing technology, to construct three-dimensional feature matrix;According to the three-dimensional feature matrix, through cross-modal structured labeling, to construct cross-modal association database;Using cross-modal association database, through multi-task deep learning model, generate multi-modal aesthetic feature database;Using multi-modal aesthetic feature database, train multi-task AI aesthetic evaluation model that fuses geometry, style, user preference;Through graphical interface, jewelry 3D design data is obtained, and using multi-task AI evaluation model, the quantitative evaluation of 3D design is carried out, to generate design evaluation result.Through the design method provided by the application, the objectivity of jewelry 3D model design evaluation can be improved, so as to improve the design efficiency and design quality.

The invention provides an artificial intelligence-based industrial design method and system, and the method comprises the steps: obtaining an open-source artificial intelligence large model, building a dialogue function with the artificial intelligence large model, carrying out the recording of a 3D design code for each part of a 3D model of an existing product based on 3D design software, building a 3D design code library, and carrying out the verification of the 3D design code library. The 3D design code library serves as a third-party database to be added to an existing database of the artificial intelligence large model, the product design requirement of a user is obtained based on the dialogue function, the artificial intelligence large model automatically generates a 3D design code of the product according to the product design requirement, and the 3D design software automatically generates a 3D model of the product according to the 3D design code; according to the method, the design code of the required product is automatically generated by combining the 3D design code of the existing product 3D model to optimize the database of the artificial intelligence large model, so that the 3D model of the required product is automatically generated, intelligent aided design is realized, the design work is simplified, and the design result is optimized.

The invention relates to a cloud clothing 3D design method, system and device supporting multi-person online collaboration, and belongs to the technical field of clothing design, and the method comprises the steps: receiving a packaging event sent by a role client, extracting a modified parameter and a target element in the packaging event, and storing the modified parameter and the target element in the role client; the packaging event is formed by performing structured packaging on captured user role operation information by the role client; loading design rules related to the modified parameters from a constraint library, and verifying whether the modified parameters meet all constraint conditions or not; if not, generating a correction suggestion; if yes, the packaging event serves as a new node to be added into the constructed intention directed acyclic graph, whether target elements of all nodes in the graph conflict or not is analyzed, and attributes of the nodes comprise an operation ID, a user role, the target elements and an intention context; and determining a risk level according to an analysis result, and executing a corresponding conflict resolution strategy according to the risk level. The method has the beneficial effect of improving the design quality and the cooperation efficiency.

This invention proposes a tunnel segment layout method based on Revit and Dynamo. First, a family of ring-shaped segments is created in Revit based on the tunnel design drawings, and the positioning plane is determined using adaptive points. Next, the 3D tunnel design route in CAD format is imported as a layout reference. In Dynamo, the 3D design route is imported and its geometric information is extracted. Then, the number of rings and spacing points of the segments are calculated using nodes. The positioning center and rotation angle of the segments are determined using nodes. Finally, the segments are automatically generated and laid out, the Dynamo script is run for layout, and the final effect is checked for necessary optimization. This invention improves layout accuracy and construction efficiency. Automatic calculation and adjustment of the segment positions, spacing, and angles ensure precise matching of the segments with the design path, reducing construction errors.

The present invention discloses a BIM-based three-dimensional design method for tunnel portal side slopes, comprising the following steps: creating a slope cross-section template database; creating tunnel side slope and back slope path baselines; creating cross-sections of key points of the side slope and back slope; creating intermediate cross-sections of the side slope and back slope, creating spatial surfaces representing the side slope and back slope bodies; creating intersection lines between the slope spatial surfaces and the terrain surface, and using the intersection lines to cut the terrain surface. The present invention implements BIM-based three-dimensional design of tunnel portal side slopes by constructing slope cross-section templates and side slope path baselines, instantiating slope cross sections on the path baselines, interactively computing each cross section with the three-dimensional terrain to form spatial broken line segments, constructing triangulated networks between adjacent slope cross-section broken line segments to form slope spatial surfaces, and finally completing the side slope BIM design through terrain cutting, significantly improving the intelligent level of tunnel engineering design and having significant promotion and application value.

1. Name of the product in this design: Rotating Egg Cart. 2. Purpose of this design: For placing eggs. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: Component A in the 3D design drawing 2 is made of transparent material.

The ParamBlade system provides a highly customizable and user-friendly graphical user interface (GUI) for the 3D design of wind turbine blades. It enables users to generate blade models by using a wide range of aerodynamic profiles (including unconventional profiles) and adjustable parameters. This tool offers a unique flexibility for research and development, both in academic and industrial fields, by allowing rapid design iterations depending on aerodynamic performance needs. The ParamBlade GUI allows users with little programming experience to create sophisticated blade designs (open source code), supporting a range of commercial and aerodynamic research applications.

The invention discloses an aircraft complete machine data encapsulation method based on a three-dimensional design model, and the method comprises the following steps: obtaining an original three-dimensional design model set of an aircraft complete machine, and converting the original three-dimensional design model set into a to-be-encapsulated lightweight three-dimensional design model set; original engineering data and original manufacturing data of the whole aircraft are obtained, and a plurality of engineering data sets are constructed based on classification of the original engineering data; performing matching operation on different types of manufacturing data items included in the plurality of manufacturing data sets, and establishing a matching relationship; aggregating all manufacturing data items included in the plurality of manufacturing data sets into each three-dimensional design model item based on the matching relationship; and generating complete machine encapsulation data of the complete machine of the aircraft. According to the method, the real object state information of the whole aircraft product can be expressed in a single dimension.

Certain aspects provide a method for creating a discrete set of variants of a customizable wearable object, comprising: receiving a baseline 3D design file for a baseline 3D customizable wearable object; obtaining a fitting population comprising a set of 3D anatomy models representing potential wearers of the customizable wearable object; generating a plurality of modified 3D customizable wearable objects based on fitting the baseline 3D customizable wearable object to each 3D anatomy model of the set of 3D anatomy models; selecting one or more of the plurality of modified 3D customizable wearable objects as the discrete set of variants of the customizable wearable object; and generating a set of 3D design files corresponding to the discrete set of variants of the customizable wearable object.

To provide a system for enabling a user to easily perform 3D printing through an instruction by voice, and to easily prepare a product close to an ideal product without making it necessary to provide any expertise or technique.SOLUTION: A voice input unit that receives a voice instruction, a voice recognition unit that converts the voice instruction into text data, a natural language processing unit that analyzes the text data to understand the user's intention, a response generation unit that generates an additional question for the user based on the analysis result, a response reception unit that presents the generated question to the user and receives a response thereto, a design generation unit that generates a 3D design drawing based on the response of the user, and a display control unit that displays the 3D design drawing on the display unit; A system includes a design confirming means for obtaining a confirmation, a date converting means for converting a confirmed design to a date for a 3D printer, and a print control means for transmitting the date for the 3D printer to the 3D printer and starting printing.SELECTED DRAWING: Figure 1

The invention relates to the technical field of anorectal physiological geometric measurement, and discloses an anorectal abnormal physiological geometric feature recognition system and method, and the system comprises an anorectal physiological geometric feature measurement module, an anorectal physiological geometric feature classification module, and an anorectal physiological geometric feature output module. According to the three-dimensional model information of the anorectal lesion, real-time accurate measurement of the space volume of the anorectal lesion is carried out by combining a measurement tool in three-dimensional design software, digital dynamic measurement of spatial characteristics of anorectal diseases is realized, and the accuracy and efficiency of anorectal disease diagnosis are improved; the maximum thickness parameter of the anorectal focus is accurately measured based on numerical analysis, and efficient and intelligent monitoring of the geometric dimension characteristics of the anorectal focus is achieved; according to the three-dimensional model information of the anorectal focus, the intelligent search algorithm and the standard three-dimensional model information of the anorectal focus with different shape types stored based on big data are combined to intelligently identify and output the spatial shape type of the anorectal focus.

1. Name of the product in this design: Packaging Bottle (Gurantang Classic Keratin Hair Oil). 2. Purpose of this design: For packaging goods. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: In the 3D diagram of Design 1, area A is a transparent area made of glass. In the 3D design, area B is a transparent area made of glass.

A method and system for automatically generating parts lists for mortise and tenon building block products based on Blender. The method includes: parsing a 3D model containing a mirror modifier to obtain original and mirrored geometry; moving and rotating these two geometries to a unified, normalized orientation by calculating the centroid and inertia tensor; generating 2D depth maps around the geometry at multiple preset viewpoints and stitching them together to form an original fingerprint map and a mirrored fingerprint map; and, through pixel comparison, determining the mirrored geometry as a chiral mirrored part when the original fingerprint map and the mirrored fingerprint map are inconsistent, but the horizontally flipped version of the former matches the latter, and creating parts list entries accordingly. Implementing the technical solution provided in this application improves the accuracy of automatically generating parts lists from 3D design models.

In order to reduce the complexity of underground cavern engineering modeling and improve the modeling efficiency, the invention provides an underground cavern engineering design and analysis integrated CAE modeling method, which has the core that a cavern excavation body, a cavern area mountain and a surrounding rock supporting structure model are obtained from a cavern engineering 3DE design result; an established 3DE underground cavern excavation support modeling pretreatment program drives 3DE to complete cavern step-by-step excavation support entity modeling according to a cavern layered excavation and support design scheme, outputs a key modeling information file, drives Gmsh to reproduce an entity modeling process in 3DE by using the file, and performs mesh generation on a volume entity on the basis, so as to obtain an underground cavern excavation support modeling model. And naming according to the volume entity number in the modeling key information file, and finally outputting a model grid file, so that the underground cave group three-dimensional design result is directly used for carrying out cave group step-by-step excavation support numerical simulation modeling and model grid automatic subdivision.

The invention provides an automatic generation method of a plate right-angle connection structure of a 3D design program, which comprises the following steps: selecting a special bolt and nut combination body in a fastener library, clicking two plate joint parts in a drawing area until bolts and nuts are automatically matched to be proper, automatically generating a plate edge gap 11-2 capable of containing the bolts and the nuts in a first plate 1-2, and automatically generating a plate edge gap 11-2 in a second plate 1-2; a positioning hole 21-2 and a bolt mounting hole 22-2 are automatically generated in the second plate 2-2, the characteristics can be wholly moved by moving the proxy icon 4, and parameters can be edited at any time. Under the support of the widely applied metal plate laser cutting technology, the design work of right-angle connection between the plates can become simple and reliable, the design efficiency is remarkably improved, and the error rate is reduced.

The invention provides an image display method and device, electronic equipment and a storage medium, and the method comprises the steps: carrying out the decoding mode detection of a Linux client in advance, so as to determine an optimal decoding mode of the Linux client; the method comprises the following steps: performing rendering mode detection on a Linux client in advance to determine an optimal rendering mode of the Linux client; receiving 3D image frame coded data sent by the desktop cloud server; performing decoding processing on the 3D image frame coded data according to the optimal decoding mode to obtain a 3D image frame; and rendering and displaying the 3D image frame according to the optimal rendering mode. In the scheme, the Linux client used by a user is used as the desktop cloud client, the desktop cloud server provided with the 3D design software is accessed, and the Linux client is utilized to sequentially decode and render the 3D image frame coded data transmitted by the desktop cloud server, so that the purpose of using the 3D design software at the Linux client is achieved.

The invention provides a part 3D model online generation method and system, and the method comprises the steps: obtaining the type and size parameters of a to-be-generated part inputted by a user, and generating a part 3D model through 3D design software in a resource library platform according to the type and size parameters of the to-be-generated part. Through the method, a user can select the part type and the corresponding size parameter, the accurate 3D model expected by the user can be accurately generated, searching in a library is not needed, part 3D models of various types and various specifications are rapidly generated online, and the stored most similar 3D model can be recommended.

This invention discloses an automated model management method suitable for a 3D collaborative design platform, belonging to the fields of architectural design and software development. The 3D design platform includes a web interface, a Windows application interface, and a Revit interface. The method includes: managing and maintaining a professional template library; project planning and MBS (Model-Based Structure) decomposition; the platform, based on a PDCA (Plan-Do-Check-Act) design task engine, categorizing platform users according to project roles; allowing users to jump to the Revit interface for collaborative model design by clicking on a design task in the Windows application interface; using an automated model management method to compare historical versions of submitted model files, enabling the submitting professional designers to quickly see the differences in modifications and model updates between versions; the platform synchronously uploads submitted models to the server, and after lightweighting the 3D model, it attaches it to the MBS decomposed model structure. This efficiently completes design task allocation and collaborative design work, improving design efficiency and quality.

This invention discloses an AI-integrated 3D precision coating method for turbine blade coating preparation, belonging to the field of aero-engine hot-end component manufacturing technology. The method includes: collecting full geometric feature data of the turbine blade, optimizing it with an AI modeling algorithm to construct a 3D digital model of the white blade with a global positioning reference; analyzing coating requirements, completing the 3D design of the coating type and generating a 3D coating template model, which is then converted into standardized 2D template data after intelligent detection and confirmation; collecting dual-source feature data, intelligently flattening the curved surfaces in different regions to create a high-precision mold with a global positioning reference; intelligently attaching the mold to the blade and fixing it with vacuum adsorption, verifying the fit, calibrating the spray gun, executing the spraying operation, and monitoring and dynamically adjusting parameters in real time. This invention achieves full-process AI integration from 3D modeling, template design, mold making to intelligent spraying, significantly improving the accuracy and consistency of coating preparation.

1. Name of the product in this design: Lid. 2. Purpose of this design: This design is intended for use as a lid for an oil can. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: In the 3D design drawing, part A is transparent.

The invention belongs to the field of three-dimensional digitization, and particularly relates to a three-dimensional design system for large transformer iron core assembly, which comprises an iron core business rule table used for expressing execution logic and rules of each module for iron core assembly business; the parameterized template library is used for defining each assembly structure and part composition required in iron core assembly; the parameterization design module is used for receiving the calculation order data, the iron core business rule table and the rule of the iron core business rule table, calling a template of a parameterization template library, generating an iron core three-dimensional model according to the calculation order data and design data in parameterization design in combination with the rule of the iron core business rule table and the called template, and assembling the iron core three-dimensional model; and the marking function module is used for automatically generating a BOM table and a technical code of the iron core three-dimensional model according to the iron core three-dimensional model assembled by the parameterization design module. According to the method, standardization, normalization and unification of design input are achieved, and human errors caused in the manual calculation and model creation process are reduced.