9 results about "Design modification" patented technology

The invention relates to the technical field of CAD drawing optimization, and discloses a CAD drawing optimization method based on parameterized design. The method comprises the steps that a design constraint condition set is received, and geometric constraint parameters and engineering constraint parameters in the design constraint condition set are extracted; generating an initial geometric topological structure according to the geometric constraint parameters, and performing parameterized mapping on the structure in combination with the engineering constraint parameters to form a parameterized geometric model; identifying key feature nodes in the model, dynamically associating the key feature nodes with engineering constraint parameters, and constructing a parameter-driven relation network; and iteratively optimizing the parameterized geometric model through the network to generate an optimized geometric model meeting a design constraint condition set. According to the method, close association of geometry and engineering constraints is achieved, repeated design modification is reduced, efficiency and accuracy are improved, the design standardization degree can be improved, collaborative design is facilitated, and the method is suitable for CAD drawing design of complex products.

The invention discloses an aerospace equipment design review method and system based on a lightweight three-dimensional model and real-time collaboration, and belongs to the technical field of aerospace equipment digital design. The method comprises the following steps: converting a three-dimensional design model of aerospace equipment into a lightweight model; uploading to a review platform, establishing a version record corresponding to a spaceflight equipment design stage, and setting an access permission based on a user role; creating a design review task based on the review task template; through a real-time synchronization mechanism, the operation states of the review terminals on the lightweight model are kept consistent; collecting review opinion data generated by each review terminal in the model operation process; performing associative storage with the lightweight model data to generate a review report; and in response to a design modification instruction for the review opinion, obtaining the modified three-dimensional design model, and repeatedly executing the three-dimensional design model until the review task is completed and closed. According to the method, the efficiency, the accuracy and the safety of the spaceflight equipment product design review process are remarkably improved.

The invention discloses a storage tank design method, device and equipment based on design rule inspection and a medium. The method is applied to digital and parameterized intelligent design of storage tank equipment, and comprises the following steps: generating a first design file of a to-be-designed storage tank according to a received first storage tank parameter; and carrying out interference check based on the constructed design rule, and determining first violation information, which does not meet an interference check condition, of the first design file. And adjusting the first storage tank parameter according to the first violation mark, generating a second storage tank parameter, determining a target design file corresponding to the to-be-designed storage tank according to the second storage tank parameter, and realizing detailed design rule inspection in the process of realizing the design file. According to the technical scheme, the generated design file can be subjected to interference check, the existing violation problem can be automatically determined, manual calculation and errors possibly flowing to the downstream in the design process are not needed, the design cost of repeated modification is reduced, the actual application requirement is met, and the overall efficiency is improved.

The application provides a ship design modification opinion management method and system and a ship design method. Predetermined modification information of a ship structure is obtained, the ship structure is modified according to each predetermined modification information, and a modification mark is marked at a modification position of the ship structure. A graphical interactive file including multiple modification marks is generated. Statistical information of each modification mark is extracted according to the graphical interactive file, and the statistical information is associated with the ship structure and output. After the design modification of the two-dimensional graphics, the specific modification information is counted and output. The modification information of different sections is summarized and sent to the corresponding production designers, and different sections are modified one by one. The ship design can timely, efficiently, accurately and systematically transmit the modification information related to the detailed design drawing, and has high application and promotion value in the field of ship design. The modification information counting error and information transmission delay are avoided, and the shipbuilding efficiency is improved.

A system-in-package technology-based process design method and system, a computer readable storage medium, and a device. The system-in-package technology-based process design method includes: acquiring design data of a layout and three-dimensional model data associated with the layout; associating and matching the design data with the three-dimensional model data according to the designed components' attribute information in the design data, and assembling the design data and the three-dimensional model data into an integrated package model; and performing assembly process analysis on the integrated package model to identify unreasonable design points used for design modifications and references, or directly exporting, from the integrated package model, a packaging process manufacturing program for fabrication.

The invention discloses a structure optimization method and device of a sealing rubber strip, electronic equipment and a storage medium. The method comprises the steps that a topological optimization model of the sealing rubber strip structure is constructed, and the topological optimization model of the sealing rubber strip structure comprises an objective function and constraint conditions; and based on an Arrhenius model, carrying out iterative solution on the objective function and the constraint condition of the topological optimization model of the sealing rubber strip structure to obtain the shape information of the objective optimization structure of the sealing rubber strip. According to the technical scheme, the Arrhenius model is fitted into the design process of structure optimization, the problem of the aging life of the sealing rubber strip is considered in the design iteration process, and the target optimization structure shape meeting the permanent compression deformation requirement of the sealing rubber strip is iterated. And compared with a current commonly-adopted sealing rubber strip design method of firstly designing and then predicting the service life, the tedious process that design modification is carried out after verification is not passed is avoided, and the efficiency and accuracy of sealing rubber strip design are effectively improved.

The invention provides a planning method and system for new facilities of an existing project, and the method comprises the steps: obtaining the function demands of the existing project, and determining the performance parameters of the corresponding new facilities; calling a preset standard flow of a newly-added facility in the existing project, and generating a preliminary construction scheme of the existing project and the newly-added facility; optimizing the preliminary construction scheme of the newly-added facilities of the existing project through a processing algorithm, and generating construction stages and corresponding construction contents of the existing project and the newly-added facilities; and generating a project progress plan based on the construction stages of the existing project and the newly-added facility and the construction logic relationship between the corresponding construction contents. According to the invention, by integrating the standard process of the newly added facilities in the existing project, combining the algorithm optimization to generate the construction stage and the corresponding construction content, and determining the progress plan based on the construction logic relationship, the problem that technical conflicts and project processing scheme generation are difficult to consider by depending on manual planning in the prior art is solved; and the problem of design modification in the implementation stage is solved.

The present invention discloses a digital design review system and method based on structured rules, which belongs to the field of three-dimensional digital design technology. The system includes a review key point knowledge base, a three-dimensional engine, a process engine and a user interaction interface; the method includes: S1, parsing the design standard, disassembling it into review key points that can be reviewed one by one, and entering the review key point knowledge base; S2, for the results to be reviewed in a certain profession, automatically matching the review key point list through a pre-defined template; S3, according to the review key point list, completing the review automatically by a computer program or by human-computer interaction; S4, according to the review result, returning the design modification, or sending it to the next level of review personnel. The present invention disassembles the regularizable clauses in the design standard, constructs structured review rules, and completes part of the digital design review work automatically or assisted by the computer, thereby reducing the workload of the review personnel and improving the efficiency and accuracy of the digital design review.

The application discloses a probe card simulation method, device, medium and program product, relates to the technical field of semiconductor testing, and discloses a probe card simulation method, which comprises the following steps: constructing a simulation model of each substructure in a plurality of substructures included in a probe card, performing parameterization setting on each substructure simulation model, setting link configuration information between each parameterized substructure simulation model, obtaining a simulation template file, and performing simulation testing based on input actual parameter values of the probe card and the simulation template file. According to the simulation test result, potential risks existing in the design can be found in time, the number of repeated design modifications is reduced, the product design quality is improved, and the product development progress is accelerated. In addition, by constructing the parameterized simulation model, the constructed simulation model can be reused on the same type of product, so that the model and the link need not be repeatedly created and built, time and labor cost are saved, and efficiency is improved.