21 results about "Product modeling" patented technology

The embodiment of the invention discloses a metal product modeling method and system based on three-dimensional point cloud. The method comprises the steps that original discrete point cloud of a target metal product is acquired, and point cloud regularization processing is carried out; identifying a density mutation region and a normal vector jump region through global scanning, and carrying out region correlation analysis to generate a key structure feature boundary; dividing local point clouds and mining a structure dependency relationship to determine a structure association rule; constructing a structural section connection relation network and creating a topological structure; and aligning the topological structure with the corresponding discrete point cloud segments, inputting the aligned topological structure and the corresponding discrete point cloud segments into a graph neural network to execute reasoning analysis, and realizing structural segment association reconstruction based on a result to obtain a three-dimensional model. Thus, through cooperation of multi-link technical means, the geometrical morphology of the metal product is accurately reproduced, meanwhile, the internal correlation and topological logic of the structure are reserved, and the precision of the three-dimensional model and the structural expression integrity are improved.

The utility model discloses a sliding control key assembly for an intelligent closestool, which belongs to the technical field of keys of the intelligent closestool and comprises a front shell, a rear shell and an electronic component, atmosphere lamp strips are arranged on the upper side and the lower side of the rear shell, a cavity is formed in one end of the rear shell in a concave manner, the electronic component is arranged in the cavity and comprises a sliding key, a PCB (printed circuit board), a key seat and a reset spring, according to the utility model, the atmosphere and the aesthetic feeling are increased through lamplight, light with various colors flickering alternately can be emitted in the using process, the environment atmosphere is embellished, the hand feeling is better during sliding control operation, blind touch operation can be realized, and convenience and practicability are realized; product modeling can be improved, and the use experience of a user is improved.

The invention discloses a post modeling and resume screening method, system, device and program product, and the modeling method comprises the steps: firstly obtaining the post demand and employment preference information of a recruiter user based on a general big language model, and generating a post portrait; generating standard description of each recommendation gradient according to the post portrait; according to a preset evaluation dimension, decomposing the standard description of each recommendation gradient into corresponding evaluation dimensions, and for each evaluation dimension, generating a score level and a score interval corresponding to the evaluation dimension; according to the standard description and the evaluation dimension of each recommendation gradient, generating a logic screening rule corresponding to each recommendation gradient; and finally, obtaining a post screening model according to the standard description, the evaluation dimension and the logic screening rule of each recommendation gradient. According to the method, the resume content can be deeply understood, and the resume screening efficiency and accuracy are effectively improved.

Disclosed are a system and method for developing a patent invention. The disclosed system for developing a patent invention comprises: a client terminal that requests a development server to investigate the marketability of a patent invention, requests development in accordance with a marketability evaluation result, and requests manufacture of a prototype in accordance with a development estimate provided from the development server; and the development server that receives, from the client terminal, a request to investigate the marketability, produces promotional material including virtual product modeling for the patent invention on the basis of patent registration publication, evaluates the marketability on the basis of responses to the promotional material, provides the marketability evaluation result to the client terminal, receives a development request from the client terminal, calculates a development cost estimate for the patent invention on the basis of the patent registration publication, provides the development cost estimate to the client terminal, and provides an advertisement video for the sale of produced goods after product development is completed.

The application discloses an automatic unified modeling method based on a rule file and a dictionary file, comprising the following steps: abstractly generating a dictionary file of a corresponding device model based on modeling specifications of different devices; abstractly generating a rule file of a corresponding device by associating the dictionary file of the corresponding device for different device modeling information points; obtaining the dictionary file and the rule file corresponding to the device according to different device types; traversing and analyzing the modeling information points of the device, selecting corresponding rules from the rule file, and generating model information of the corresponding modeling information points; exporting the model information defined in the dictionary file; generating an operation calling interface; instantiating the model information of the modeling information points to realize automatic modeling; and instantiating a short address to realize the mapping between internal signals and external standards. The application realizes the automatic modeling of different devices based on engineering files, realizes the unification of modeling software of different types of products, and has the expandability for modeling new devices.

The invention provides a universal numerical control machine tool control method and system, and belongs to the field of machine tool numerical control systems and motion control. Performing exponential product modeling on each joint according to the joint type, the axis direction and the axis passing point, and obtaining a transformation relation of the tail end of the cutter side of the kinematic chain relative to a machine tool base standard system and a transformation relation of the tail end of the workpiece side relative to the machine tool base standard system; according to the kinematics relation, a kinematics equation about the position and the direction is created, and the position of the tool nose point in the workpiece coordinate system and the direction of the tool shaft in the workpiece coordinate system are related to the kinematics equation; and based on a kinematics equation, taking an error function of a tool nose point and a tool axis direction as a target function, and adopting a numerical optimization strategy to solve an optimal solution of each joint variable and control a numerical control machine tool to act. According to the invention, control of numerical control machine tools with various structures can be realized, and the adaptation capability and development efficiency of a numerical control system of the numerical control machine tool are improved.

The invention discloses an industrial agent-driven dynamic resource allocation AI marketing and production collaboration system, which comprises a multi-role cognitive interaction module, a product modeling and value grading module, a multi-scene digital twin module, a transaction data capitalization module and a full-channel sales attribution module, and an industrial cluster agent module, a big data prediction model module, a cloud center scheduling module, an edge node calculation module and a three-brain fusion decision module. The system integrates a multi-dimensional data acquisition module, realizes multi-subject data intercommunication in a cluster in combination with an industrial cluster agent module, completes full-amount data fusion by a cloud center, and realizes accurate pre-judgment of market and production trends in cooperation with a big data prediction model module, thereby providing a quantitative basis for decision making. A full-link closed loop of data acquisition-fusion-prediction-decision-execution-feedback is formed, the resource configuration efficiency and decision scientificity are improved, and the problems of production and marketing data splitting, collaborative response lagging and the like are solved.

The invention discloses a control method of charging gun plug terminal production equipment, equipment and a medium. The method comprises the following steps: acquiring finished product modeling data of a plug terminal; obtaining a cutting depth parameter and a rotation angle parameter according to the finished product modeling data; according to the cutting depth parameter, the distance between the clamping device and the grooving device is adjusted, the clamping device is controlled to reciprocate relative to the cutting device so as to form two symmetrically-distributed necking grooves in the mounting section of the plug terminal, and according to the rotation angle parameter, the clamping device is controlled to rotate the plug terminal after each time of cutting so as to cut the plug terminal; until all necking grooves are cut; transferring the cut plug terminal to a trimming device, and controlling the trimming device to perform burr trimming and aperture trimming treatment on the plug terminal; and transferring the trimmed plug terminal to a quality inspection device, controlling the quality inspection device to carry out appearance detection and plugging detection on the plug terminal, and discharging the plug terminal. The production efficiency and the production precision can be improved.

The invention discloses a multi-view outlier detection method fusing fuzzy particle information. The multi-view outlier detection method comprises the following steps: preprocessing input multi-view data; constructing a fuzzy information particle module, processing the mixed data, capturing the uncertainty of the data, and generating an outlier score; constructing a representation learning module, learning a potential representation of the view by using a variational auto-encoder, and generating an outlier score; carrying out outlier score fusion on the fuzzy information particle score and the representation learning score to generate a final score; and identifying outliers according to the final score. The fuzzy information particle module is used for processing mixed data and capturing uncertainty, deep features are mined in combination with the representation learning module, and the detection accuracy and robustness are remarkably improved; through separated expert product modeling and multi-granularity fuzzy rough set fusion, view sharing and effective separation and integration of specific information are realized, and the method is more suitable for complex scenes such as financial fraud detection and medical abnormality diagnosis.

The utility model discloses an angle pin for an injection mold, which comprises an angle pin rod, and the lower end of the angle pin rod is provided with a slotted hole; a product modeling groove is formed in the left side end face of the upper end of the angle pin rod, a receding groove is formed in the right side end face of the upper end of the angle pin rod, an ejector rod mechanism capable of moving in the receding groove in the left-right direction is arranged in the receding groove, and in the natural state, an ejector rod of the ejector rod mechanism extends to the groove bottom of the product modeling groove. And when the ejector rod mechanism is stressed to move towards the product modeling groove, the ejector rod can extend into the product modeling groove. According to the utility model, the ejector rod mechanism is arranged in the angle pin rod, so that the defect that the angle pin pulls the shape of a product in the demolding process is overcome, and the damage to the formed product is effectively avoided, thereby effectively improving the percent of pass of the formed product and improving the quality.

The invention relates to the technical field of automobile design, in particular to an automobile covering part rigidity design and detection method and a rigidity detection device, and the method comprises the following steps: designing a product modeling CAS surface; curvature verification is carried out on the product modeling CAS surface; performing curvature fairness zebra stripe inspection on the CAS surface of the product model; designing a product flanging surface C, and generating a complete panel metal plate product digital model; detecting the product digital model to verify whether the material and the thickness reach the standard or not; carrying out rigidity CAE simulation detection on the product digital model; basic stamping parameters are constructed for the product mathematical model, a stamping forming mathematical model is formed, and analog calculation based on a forming mode is designed; analyzing whether forming digital-analog meets requirements or not; qualified solid parts are manufactured; detecting whether the rigidity of the entity part meets the requirement or not, and outputting an automobile covering part detection report. According to the method, key factors such as modeling curvature, material selection, technological parameter design and a rigidity simulation method are combined, and the rigidity of the outer plate of the covering part can be effectively evaluated.

The application discloses a control method and system of a variable posture aircraft, and comprises the following steps: step one, defining a commonly used coordinate system of the aircraft, relative distances of key points and commonly used motion variables; step two, establishing a multi-rigid-body six-degree-of-freedom dynamics model of the variable posture aircraft based on the Kane method; step three, performing Jacobian linearization processing on the dynamics model of the aircraft; step four, based on the linearized model, obtaining system state feedback gain by using a tensor product modeling method combined with a PDC-LMI thought, so as to design a flight control law. The method provided by the application can simplify the control law design steps of a nonlinear complex variable posture aircraft, and ensures the attitude consistency stability of the aircraft in different change processes of the down angle under the premise of initial disturbance, and has good engineering value.

The application relates to a sharp-edged side wall stamping method. Since the sharp-edged round corner is small, corresponding amplification of the sharp-edged round corner needs to be carried out, and during the drawing, the over-drawing amount of the upper side of the sharp edge is equal to that of the lower side, so that the sharp-edged round corner after being drawn is similar to the sharp-edged round corner before being drawn, the shaping amount of the two sides of different parts is uniform, the drawing operation of the sharp edge is realized, the sharp edge is shaped in the subsequent process, and the stamping of the sharp edge is finally completed; in the above steps, a large-area modification of the original product modeling surface for drawing is not needed, the product quality is ensured, and the sliding and cracking phenomena in the drawing process are avoided. The whole side wall stamping is completed in four processes, no die is added, and the cost is reduced.

The utility model discloses a DIY (do it yourself) product modeling mould with glue palettes, which comprises a mould plate main body, a plurality of groups of palettes distributed along a circular arc are uniformly distributed at the upper end of the mould plate main body, a plurality of groups of stereograph grooves are arranged on the mould plate main body, and glue with different colors can be placed in the plurality of groups of palettes; the color palette comprises a color palette body, a stereograph groove is formed in the middle of the color palette body, a boundary convex groove is formed in the upper end of the connecting position of the stereograph groove and the mold plate body, partition plates are arranged at the bottom in the stereograph groove, and a supporting adjusting mechanism is arranged on the back of the mold plate body. The supporting and adjusting mechanism comprises an anti-skid bottom plate and a supporting plate. The utility model belongs to the technical field of educational toys, and particularly relates to a DIY (do it yourself) product modeling mold with a glue palette.

This application specifically relates to a computer-based method, system, medium, and program for designing 3D modeled objects. The 3D modeled object represents a mechanical product and has original values ​​for a feature tree and a set of semantic parameters. The method includes user-interactive graphical interaction with the 3D representation, specifically, graphically selecting semantic points on the outer surface of the 3D modeled object and graphically selecting one or more target 3D locations for the semantic points. The method also includes automatically and iteratively modifying the values ​​of the semantic parameter set. Thus, the method obtains updated values ​​for the semantic parameter set. The method further includes automatically updating the 3D representation of the 3D modeled object by a CAD system based on the updated values ​​of the semantic parameter set. This provides an improved solution for updating 3D modeled objects based on graphical interaction.

The invention provides a multi-material product modeling method for multi-material additive manufacturing, and the method comprises the steps: defining material elements of a three-dimensional shape or a two-dimensional shape based on a target limiting condition of a target object, and constructing multiple material points; expressing a material distribution function of the target object by using a field function; and performing optimization operation on the multi-material overlapping region in the target object to generate a multi-material product model corresponding to the target object. According to the method, optimization operation of the overlapping areas among the multi-material units is analyzed from three aspects of geometry, materials and characteristics, material parameters of multiple materials are effectively expressed, and a multi-material product model is accurately constructed.

The invention belongs to the field of automobile part manufacturing, and particularly relates to an aluminum alloy steering knuckle abnormal sound solving method, system and equipment and a medium. The specific process comprises the steps of establishing an abnormal sound simulation model based on the in-situ steering working condition, designing a slotting scheme at the contact plane of the steering knuckle and a bearing based on a simulation result, carrying out simulation reanalysis verification based on a slotting product model, optimizing slotting size parameters based on a reanalysis result, and carrying out structural performance simulation verification based on a final steering knuckle product model. And based on the grooving size parameter actual machining grooving characteristics, in-situ steering abnormal sound detection and verification are carried out based on the grooving product scheme. According to the method, the high-precision simulation model is constructed, an efficient and scientific solution is provided for solving the problem of abnormal sound of pivot steering of the aluminum alloy steering knuckle, and the method has wide application prospects and market value.

The invention discloses a CNC (computer numerical control) process for digitally manufacturing surface textures of gold ornaments.The CNC process for digitally manufacturing the surface textures of the gold ornaments.The CNC process for digitally manufacturing the surface textures of the gold ornaments.The CNC process comprises the steps that firstly, raw materials of the gold ornamentsare prepared; secondly, the shape structure and the surface effect of the product are designed, and a processing model of the under-carving process gold product is formed; and 3, carrying out gold product modeling operation by utilizing modeling software, and forming required document data through digital management of the under-carving process. An automatic CNC machine tool is utilized, through combination of different modeling and machining software, a prop-carving process is used for replacing a traditional gold casting process to manufacture high-purity gold, machining actions such as continuous jacking and intermittent impact of the prop-carving process are automatically achieved through the machine tool, the machining efficiency is effectively improved, the structural modeling and local density of gold products are changed, and the quality of the gold products is improved. The gem can be inlaid by improving the structural strength of the pure gold ornament.

This application discloses a control method, equipment, and medium for a charging gun connector production equipment. The method includes: acquiring finished product modeling data of the connector; obtaining cutting depth parameters and rotation angle parameters based on the finished product modeling data; adjusting the distance between the clamping device and the grooving device according to the cutting depth parameters, controlling the clamping device to reciprocate relative to the grooving device to form two symmetrically distributed constriction grooves at the mounting section of the connector; and controlling the clamping device to rotate the connector after each cut according to the rotation angle parameters until all constriction grooves are cut; transferring the cut connector to a trimming device, controlling the trimming device to perform burr trimming and hole diameter trimming on the connector; and transferring the trimmed connector to a quality inspection device, controlling the quality inspection device to perform appearance inspection and insertion / removal inspection on the connector and unloading it. This application can improve production efficiency and production accuracy.

The embodiment of the application discloses a kind of metal product modeling method and system based on three-dimensional point cloud, method includes: obtaining the original discrete point cloud of target metal product and carries out point cloud regularization processing;Through global scanning, identify density mutation area and normal vector jump area, carry out regional correlation analysis to generate key structural feature boundary;Local point cloud is divided and structure dependent relationship is mined to determine structure correlation rule;Structure section connection relationship network is constructed and topological structure is created;After topological structure and corresponding discrete point cloud segment are aligned, input graph neural network executes inference analysis, realizes structure section correlation reconstruction based on result and obtains three-dimensional model.So, through the coordination of multi-link technical means, the geometric shape of metal product is accurately reproduced while the internal correlation and topological logic of structure are retained, the accuracy and structural expression integrity of three-dimensional model are improved.

The utility model provides refrigeration equipment which comprises a compressor and a compressor cabin shell surrounding the compressor, and the compressor cabin shell comprises a bottom plate assembly close to the bottom wall face of the refrigeration equipment. The bottom plate assembly comprises two supporting plates arranged in parallel and a bottom plate connected with the two supporting plates, and the plane where the bottom plate is located is parallel to the bottom wall face of the refrigeration equipment and connected to the ends, away from the bottom plate, of the supporting plates. And the counterweight plate is connected to the supporting plate. The problem of the stability of the refrigerator is solved by additionally arranging the counterweight plates on the two sides of the bottom compressor bottom plate. According to the scheme, the stability of the refrigerator is improved, and the assembling and disassembling convenience of the refrigerator is high; in the scheme, the door body, the interior structure of the box body and the like are kept unchanged; the appearance size and the volume of the product are kept unchanged, the balance weight plate is installed on the bottom plate assembly, product modeling is not affected, and universality is high.