14 results about "Design standard" patented technology

1. The name of the design product: series of chassis. 2. The use of the design product: for installing 19-inch standard cabinet, also can be used as the panel design standard of single equipment, realizing product serialization, forming the DNA elements of product own. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that can best show the design points: perspective view.

The application relates to the technical field of vehicle testing, in particular to a testing method and device for the rotating torque of a hub bearing, wherein the method comprises the following steps: collecting a first test result of at least one rotating speed of the hub bearing before durability test under different temperature conditions; then, simulating the actual vehicle state by using preset parameters to control a test vehicle, so as to conduct a durability test on the hub bearing, and collecting a second test result of at least one rotating speed of the hub bearing before durability test under different temperature conditions; and substituting the first test result and the second test result into a preset rotating torque formula to obtain a rotating torque test result of the hub bearing. According to the embodiment of the application, the rotating torque test result of the hub bearing can be obtained by calculating based on the test results before and after the durability test, the test result of the rotating torque of the hub bearing is combined with the test data of different temperatures, the test result is fitted to the actual driving scene, the accuracy and objectivity of the test result are improved, and the design standard of the rotating torque of the hub bearing is improved to reduce the rolling resistance, so that the application is more practical.

The application relates to the technical field of scaffold scheme checking, and particularly discloses a scaffold scheme checking system, which comprises a model construction module, a parameter input module and a checking module. The model construction module is used for setting a structure parameter design table and a design standard value corresponding to a scaffold building type under different scaffold safety levels, inputting steel pipe sizes and corresponding characteristic parameters, and inputting a calculation formula of the related parameters. The parameter input module is used for obtaining the scaffold building type, the structure parameters and the steel pipe sizes of the scaffold. The checking module is used for calculating the design value of the scaffold according to the scaffold building type, the structure parameters and the steel pipe sizes of the steel pipes used, comparing and analyzing the design value with the design standard value, and outputting a scaffold checking result. The application realizes checking of a scheme before scaffold building, safety level and risk assessment of the scaffold after building, and makes the operation personnel accurately and timely know the construction risk of the scaffold, so that the construction safety is ensured.

A kind of sliding formwork steel bar spacing and concrete cover thickness control device, belong to the technical field of water conservancy and hydropower engineering construction, including positioning angle steel, the positioning angle steel is fixedly connected on jack crossbeam, several positioning blocks evenly arranged are connected on the positioning angle steel along its length direction, positioning hole is opened in the positioning block, the hole wall of the positioning hole is recessed to form recess, several ball bearings are arranged in the recess along its circumferential direction.The positioning angle steel and the positioning hole in the utility model are arranged to accurately control the steel bar spacing and the concrete cover thickness, at the same time, the setting of ball bearing also avoids the steel bar that is inserted into positioning hole from being jammed, to ensure that the quality of sliding formwork construction concrete meets the design standard.

This invention provides a method and device for detecting the accuracy of a rolling mill stand window. The method includes: step S1, preparation before detection; step S2, acquisition of calibration data on the operating side; step S3, calculation of reference position data on the operating side; step S4, measurement of the distance between the operating side lower support roll detection position, lower work roll detection position, upper work roll detection position and upper support roll detection position and the liner; step S5, measurement of the distance between the transmission side lower support roll detection position, lower work roll detection position, upper work roll detection position and upper support roll detection position and the liner; step S6, based on the data obtained in steps S1-S5, obtaining the distance between the liner surface at each detection point and the geometric center line B-B of the rolling mill stand, and obtaining the actual wear amount of the liner at each detection point by comparing it with the design standard value.

The application provides a method and device for importing a standard module library in software engineering, the method comprising designing a standard module library by adding an api directory and an info.json file in the root directory of the module library, realizing the external interface and configuration of the standardized code library; and importing the standard module library into the main project by using an import tool. The application provides a design standard for an Android engineering function module library and an engineering import tool for the standard, simplifies the import of module functions in Android engineering development, standardizes the import of module functions, and reduces the learning cost of the library. By realizing the standard design of the module library, using a visual import tool, and dynamically adding the corresponding calling code file in the project, the application realizes the efficient import of the Android engineering module library and reduces the learning cost of using related functions.

This invention relates to the field of intelligent design systems for industrial products, specifically disclosing a neural network-based modular intelligent design system for industrial products. The system includes: a self-evolving multi-dimensional modular coding knowledge base, a multi-modal requirement perception and intent parsing module, a hierarchical module matching engine based on attention routing, a differentiable graph neural network topology synthesis module, a multidisciplinary coupled performance simulation and evaluation network, a dual-granularity collaborative optimization and evolution engine, and a virtual-real linkage verification and knowledge injection module. This invention features a pluggable industry-adaptive platform, enabling rapid adaptation to design standards and process constraints across various industrial fields. It allows for scenario-based customized design without refactoring the system architecture, significantly improving the system's versatility, compatibility, and engineering application value.

The application provides an artistic character generation method, comprising the following steps: obtaining a target character and design standards; the design standards comprise style selection and color system selection; the target character is segmented to obtain one or more component parts; materials corresponding to the component parts are screened out from a material library, the correlation degree between each material and the target character is obtained according to the design standards of the target character, and the material with the highest correlation degree is obtained; the corresponding component part in the target character is replaced according to the material with the highest correlation degree, and an artistic character is obtained. The application can generate artistic characters according to user requirements, improve the generation efficiency of artistic characters, and ensure the aesthetic and unique nature of the generated artistic characters.

The application discloses a real shape casting method for regulating stress distribution of machine tool castings, and belongs to the technical field of designing and casting composite materials. In view of the problems of uneven stress distribution, easy production of metallurgical defects such as shrinkage cavity, shrinkage porosity and deformation of large machine tool castings in the solidification process, the application adopts a composite scheme of 'pouring system structure optimization + micro-alloying precise regulation': a multi-independent long runner, a ladder type inner runner and a combined structure of riser-cold iron are designed to realize balanced solidification; Cu0.50-0.60% and Sn0.03-0.04% are added to the base component of QT600-3 for micro-alloying to refine pearlite and improve the strength of the base. The volume of shrinkage porosity of the casting is reduced to 423 cm3, the stress of the side wall is controlled below 50 MPa, the proportion of pearlite reaches 90%, the tensile strength reaches 648 MPa, the elongation reaches 5%, the flatness of the guide rail meets the design standard, and the finished product rate and the use performance of the casting are significantly improved.

The application discloses a performance testing method of a viscous damper with a variable damping coefficient, and comprises the following steps: calculating the basic frequency of the viscous damper with the variable damping coefficient; obtaining the limit displacement X of the viscous damper with the variable damping coefficient; obtaining the first-order maximum damping force F1, the first-order damping coefficient C1, the second-order maximum damping force F2, the second-order maximum damping coefficient C2 and the damping index alpha of the viscous damper with the variable damping coefficient; judging whether the limit displacement X, the first-order maximum damping force F1, the first-order damping coefficient C1, the second-order maximum damping force F2, the second-order maximum damping coefficient C2 and the damping index alpha meet the design standard; if all the six parameters meet the design standard, the viscous damper with the variable damping coefficient is determined to be qualified; otherwise, the viscous damper with the variable damping coefficient is determined to be unqualified. The application can more truly and effectively detect the anti-seismic performance of the viscous damper with the variable damping coefficient, and improve the accuracy and reliability of the test results.

This application provides a system for defining arbitrary cross-sections in railway engineering based on a custom engineering language, relating to the field of railway engineering technology. The system includes: a core data structure module for storing data structures of basic geometric elements and composite cross-section structures involved in the cross-section design of railway engineering; a CEL parser module for parsing cross-section definition files generated based on the custom engineering language and identifying definition statements within the files; an expression evaluator module for safely evaluating mathematical expressions in the cross-section definition files and returning the calculation results to the CEL parser module; and a geometric constraint calculation module for calculating the positions of points and lines based on the geometric constraints involved in railway engineering to construct arbitrary cross-sections for railway engineering. This system can improve the standardization and efficiency of railway engineering design.

The purpose is to enable rational design of steel beams whose standard strength is lower than the yield point, or to facilitate the design of steel beams that need to be used below the allowable stress for rare seismic motions, or for which safety must be confirmed against rare seismic motions. [Solution] The steel beam design method is a steel beam design method in which the standard strength is less than the yield point, and the sliding strength PS of the bolted joint J of the steel beam 20 is set to be greater than the design yield strength PD of the steel beam 20 based on the allowable stress determined by the standard strength, and less than the actual yield strength PA of the steel beam 20 based on the yield point.