38results about How to "Realize automatic modeling" patented technology

The invention discloses a method for establishing a rolling blade die cavity, and aims to solve the technical problem of poor accuracy of a rolling blade die cavity designed through the conventional method. According to the technical scheme, the method comprises the following steps: establishing a rolling blade process model by designing front and back edge adding allowances, overflow edges, blade point and point root allowances and a process positioning reference for a blade; performing grid partitioning on the blade basin and blade back curved surfaces of the process model, extracting blade basin and blade back network nodes respectively to establish a point set, and coding; determining the radius of a rolling die, and performing wrapping mapping conversion on the blade basin and blade back curved surface point set to obtain a male die and female die cavity point set of a rolling die; establishing die cavity grids based on the grid node coding information of the process model, and performing smoothening optimization on the grids to obtain the die cavity curved surface of the rolling die. The die cavity of the rolling die is designed on the aspect of geometric transformation, automatic modeling of the rolling blade die cavity is realized, the current situation of designing of the rolling die by means of experience and die repair is changed, and the design accuracy of the rolling blade die cavity is increased.

The invention discloses a BIM-based three-dimensional geological modeling method and a geologic body model-based construction application method, and the BIM-based three-dimensional geological modeling method comprises the steps: building a spatial information database according to various types of exploration data, and then building a geologic body model; reading exploration data such as modelingarea surface point cloud data or contour lines from a spatial information database, and automatically creating a surface model; connecting the surface model to a Surface.PerimeterCurves node packet,and picking up a terrain surface contour line; shifting the replication contour line to the lowest point height of the stratum; grouping the two edge contour lines, stretching and lofting the two edgecontour lines into a body, and creating a geological entity; importing the stratum surface model, and performing Boolean operation on the geological entity and the stratum surface model; and writinggeological information and outputting/storing the geologic body model. According to the invention, automatic modeling is achieved, seamless butt joint of the building BIM model can be achieved, the simulation performance of traditional BIM application such as early-stage planning design, earthwork calculation and site construction simulation can be greatly improved, and the accuracy of geologicalnumerical analysis is greatly improved.

The invention relates to an intelligent design method of a clamp structure, and belongs to the field of computer-aided design of clamps. The method comprises the following steps: constructing a workpiece body model, a clamp element body model and a case body model by utilizing a body-based representation method so as to form a clamp element body library and a case body library; and introducing a knowledge component technology to construct an intelligent model which is capable of automatically completing design tasks. On such basis, rule-based and case reasoning-based methods are combined to form a mixed reasoning mode so that intelligent selection of clamp types is realized, and automatic selection of clamp sizes and rapid assembling of clamp elements are realized through the development of a software platform. The intelligent design method of the clamp structure has the advantages of improving the quality and efficiency of clamp structure design, and reducing the requirements, for the aspects of experience and the like, of the designers.

The invention discloses a drilling data model construction method based on BIM, and the method comprises the steps: building a spatial information database according to various types of exploration data, and then carrying out the building of a drilling data model: reading the exploration data of modeling region surface point cloud data or contour lines from the spatial information database, and automatically building a surface model; reading the drilling data of the modeling area from the spatial information database, and automatically creating a drilling data model; judging whether the groundsurface model conflicts with or is unreasonable with the ground surface generated by the drilling data model or not, and if so, correcting the drilling data of the modeling area; and if not, automatically numbering and loading user-defined attribute information, and outputting/storing the drilling data model. According to the method, automatic modeling is achieved, seamless butt joint of the building BIM model can be achieved, the simulation performance of traditional BIM application such as early-stage planning design, earthwork calculation and site construction simulation can be greatly improved, and the accuracy of geologic body numerical analysis in the engineering geology field is greatly improved.

The invention relates to a method for automatic modeling and dynamic updating of a geological three-dimensional model, which aims at helping a modeler to finish complex geological three-dimensional modeling efficiently by utilizing a computer program. The technical scheme is that the method for automatic modeling and dynamic updating of the geological three-dimensional model is characterized by comprising the following steps: 1 modeling operation definition A used for defining an modeling operation during geological three-dimensional modeling; 2 modeling operation alternation B used for altering the step 1 again significantly; 3 modeling operation and process description C used for recording the operation and process of the definition and alternation of the step 1 and the step 2; 4 geological modeling updating D used for triggering automatic modeling and dynamic updating of the geological model according to the step 3; and 5 modeling operation and model updating recording E: used for recording states of the step 1, the step 2 and the step 4. The method for automatic modeling and dynamic updating of the geological three-dimensional model is suitable for the field of engineering design of common computer aided modeling.

The invention relates to a sand box molding line. The sand box molding line comprises a free-running multi-rate conveying line, a box locking workstation, a filling sand compaction workstation, a hardening workstation and a demolding workstation; the box locking workstation, the filling sand compaction workstation, the hardening workstation and the demolding workstation are connected in sequence to form a rectangular sand box molding line by virtue of the free-running multi-rate conveying line; the box locking workstation comprises a storage library and a box locking manipulator; the filling sand compaction workstation comprises a sand feeding apparatus and a vibration compaction table; the hardening workstation is used for hardening a sand mold in the sand box; and the demolding workstation is provided with a box overturning manipulator and a fixing mechanism. According to the sand box molding line, the box locking workstation, the filling sand compaction workstation, the hardening workstation and the demolding workstation are reasonably distributed, so that the consistence in production can be ensured, the working efficiency can be improved, the use of overhead cranes can be reduced by utilizing the manipulator and an intelligent control system, the automatic warehousing is realized, the automatic transshipping is realized, the production efficiency is improved, and the laborintensity is alleviated.

The invention relates to a visual concept design method of a modular spacecraft, and belongs to the technical field of visual design and simulation. The visual concept design method comprises the steps: 1, conducting attribute definition on composition modules of the modular spacecraft formed by splicing all module units, defined attributes are associated with the modules, and achieving instantiation of a module model; 2, rotating a mouse, dragging the spacecraft to form modules, splicing and combining the modules, integrating the combined modules on a visualization level and a data level so as to support concept design work, and outputting modular spacecraft related information spliced and combined by designers; 3, obtaining relevant information of the modular spacecraft, calling a performance evaluation module to carry out performance analysis including mass, inertia and structure fundamental frequency, and outputting a performance analysis result file; and 4, visually displaying theperformance analysis result file. According to the visual concept design method, the complete process of concept design and preliminary analysis of the modular spacecraft can be realized, and the design efficiency is improved.

The invention discloses an up-down opposite jetting removable flask molding machine. A pressing machine is included, and comprises a rack, an upper sand shooting head assembly, an upper sand box assembly, a lower sand box assembly, a compensating sand box assembly, a lower sand shooting head and a driving part; the driving part is used for driving the upper sand shooting head assembly, the upper sand box assembly, the lower sand box assembly and the compensating sand box assembly sequentially arranged in the rack from top to bottom to move up and down; the lower sand shooting head is fixed to the rack and located below the compensating sand box assembly; a sand inflator is included, and communicates with the upper sand shooting head assembly and the lower sand shooting head to be used for containing molding sand; a gas supplying and exhausting device is included, and communicates with the sand inflator, the upper sand shooting head assembly and the lower sand shooting head to be used for conveying high-pressure gas and exhausting the gas; a mouldboard flatcar assembly is included, and used for taking and placing mouldboards between the upper sand box assembly and the lower sand box assembly in the horizontal direction; and a sand mold pushing device is included, and used for horizontally pushing out a sand mold after being formed from the compensating sand box assembly. The whole molding process does not need manual operation, automatic molding is achieved, the labor intensity is lowered, the production efficiency is improved, and the stability of the product quality is improved.

The invention discloses a method for establishing a radio frequency parameter model of a radio frequency transistor. The method comprises the steps that the radio frequency transistor is described asa spatial region according to the physical size of the radio frequency transistor, the spatial region is divided into 4n sub-space regions according to a preset physical size, and each sub-space region corresponds to a device; sub-space regions located at eight vertex positions of the spatial region are selected, and the radio frequency parameters are extracted by respectively establishing modelsfor the devices corresponding to the eight sub-space regions; the radio frequency parameters of the eight sub-space regions and the preset physical sizes of the eight sub-space regions form an eight-unknown linear-equation system, the eight-unknown linear-equation system serves as an analytical expression of the radio frequency parameters in the spatial region; the eight-unknown linear-equation system is solved to obtain each analytic parameter; the eight-unknown linear-equation system is established for the radio frequency transistors with all physical sizes, and thereby a corresponding relation between the physical sizes and each radio frequency transistor is generated. The method for establishing the radio frequency parameter model of the radio frequency transistor can improve the precision of the radio frequency parameter model and improve the establishing efficiency of the radio frequency parameter model.

The invention discloses a production system and a production technology of a fusion casting refractory material common mould. The production system comprises a frame. A film supporting vehicle, a sucking disc, a sand bin, a vibration flat machine, a brick table, a sand processing facility, and a dedusting facility are arranged on the frame. The film supporting vehicle comprises a film supporting platform. The upper end face of the film supporting platform is provided with a film supporting shaft and a film cutting resistance wire. The lower end of the film supporting platform is provided withfilm supporting vehicle walking wheels. A sucking disc mechanism comprises a sucking disc rack, an elevating apparatus, a hot air blowing apparatus, a heating apparatus, and a sucking disc. A rainingtype sand feeder is arranged under the sand bin. The raining type sand feeder comprises a suction inlet, a dust sucking device, a fixed plate, and a movable plate. The vibration flat machine comprisesa vacuum chamber, a vibration motor, a flat machine frame, and flat machine walking wheels. In the production technology, a film mulching box, the vibration flat machine, and the film support vehicleswitch between two stations back and forth, so automatic moulding of sand bin is realized, the labor strength of workers is greatly reduced, and the efficiency is extremely high.

The invention provides a cinnabar relief painting forming device, which comprises a material bucket and a discharge port; the material bucket is of a cone bucket shape with larger upper end and smaller lower end, the bottom of the material bucket is fixedly connected with the discharge port, the discharge port is a flexible glue cone, the outer ring at the lower part of the discharge port is wound with a regulation band, the inner end of the regulation band is located on the discharge port, the outer end of the regulation band is driven by a regulation motor through a regulation shaft, and the regulation motor is fixed at the side surface of the bottom of the material bucket through a traverse fixing rod. According to the cinnabar relief painting forming device, through the structure arrangement of the regulation band and the regulation motor, the automatic modeling of cinnabar relief painting is greatly facilitated, so that the manual operation during the modeling of the cinnabar relief painting is effectively reduced, and the damage to the human body health of an operator is further avoided.

The invention discloses a power grid fault modeling method and system based on subgraph isomorphism. The method comprises the following steps of identifying a network topology of a power system; acquiring characteristics of typical faults, including a network mode, an action mode and a time sequence mode; searching all potential fault sub-graphs in the power system according to the network mode to form a potential fault sub-graph set; and distributing an action and a time sequence for each potential fault sub-graph in the potential fault sub-graph set according to the action mode and the time sequence mode. According to the power grid fault modeling method and system based on the subgraph isomorphism, automatic modeling of common faults can be achieved according to the topological structure of an existing power grid, a large amount of manual fault modeling and maintenance work caused by changes of the topological structure and the operation mode of the power grid is avoided, and the automation level of power system stability analysis is improved.

The invention provides a cinnabar embossed picture preparation device. The device comprises fixed rods, movable rods, a frame body, straight rods and positioning blocks, wherein a plurality of parallel strip grooves are formed in the frame body; the straight rods vertically penetrate through the strip grooves; the upper ends of the straight rods are horizontally fixed to the front ends of the movable rods; the rear ends of the movable rods can extend and contract in the fixed rods; the cylinder-shaped positioning blocks are fixed at the lower ends of the straight rods; the movable rods extendfrom the two sides of the frame body; and the axes of the movable rods are parallel to the axes of the strip grooves through which the straight rods penetrate; the fixed rods are located on the outerside of the frame body; and the diameters of the positioning blocks are larger than the diameters of the straight rods. According to the cinnabar embossed picture preparation device, structures such as the fixed rods, the movable rods, the frame body, the straight rods, the positioning blocks and the like are arranged, thus the automatic modeling of the cinnabar embossed picture can be greatly facilitated, manual operation in the modeling process of the cinnabar embossed picture is effectively reduced, and damage to body health of operators is avoided.

The invention discloses an automatic arrangement method of a Sketchup photovoltaic module based on a Ruby language. According to the arrangement method, a modeled photovoltaic module is compiled intoa Ruby language, arrangement key sizes, the number of modules, positioning data and the like are compiled into a Ruby program, and the photovoltaic module is called in Ruby through an algorithm to automatically generate a three-dimensional model. Compared with the traditional Sketchup photovoltaic module arrangement, the photovoltaic module arrangement has the advantages that the structure is simple; especially for large-scale engineering, an original method of importing an arrangement model is replaced by automatic modeling of a program language; three-dimensional rapid layout of the photovoltaic array is realized; the method has the advantages that the operation mode is simpler, errors of constructional engineering are greatly reduced, meanwhile, the time required for modeling is also reduced, due to the coding of the arrangement components, the change of the design scheme can be quickly modified and realized, the tedious modeling steps can be greatly reduced for a designer, and theengineering cost is reduced.