52results about How to "Realize simulation" patented technology

The invention discloses a server test environment guarantee method and system based on dynamic simulation, a storage medium and computer equipment. The method comprises the steps that the air inlet temperature, real-time power consumption and heat dissipation strategy signals of a tested server and the actual environment temperature of an incubator are collected in real time; dynamically setting the temperature of the air inlet of the tested server as the target environment temperature of the incubator, and calculating the real-time temperature deviation between the actual environment temperature and the target environment temperature; if the real-time temperature deviation exceeds a preset threshold value, a dynamic PID control algorithm is triggered, a basic control quantity is obtained through calculation according to the real-time temperature deviation through the dynamic PID control algorithm, a dynamic compensation quantity is obtained through calculation according to the target environment temperature, the real-time power consumption and the heat dissipation strategy signal, and the heat dissipation strategy signal is obtained based on the basic control quantity and the dynamic compensation quantity. Generating a temperature control instruction of the incubator; according to the temperature control instruction, a refrigerating or heating device of the incubator is dynamically adjusted so as to guarantee the test environment of the tested server.

The invention discloses a device and a method for detecting gaseous pollutants volatilized by a tire, and solves the problems that in the prior art, the detection of the gaseous pollutants does not aim at a single object of the tire, and the simulation of a real tire use environment cannot be realized. The tire volatile gaseous pollutant detection device has the beneficial effect that quantitative measurement of the tire volatile gaseous pollutant can be singly realized, and the specific scheme is as follows: the tire volatile gaseous pollutant detection device comprises a workbench, a supporting frame detachably supports a tire, a sealing cover covers the tire and is in sealing connection with the workbench, and a main control unit is arranged at the position of the workbench; the background environment simulation unit is connected with the main control unit, is supported by the sealing cover or the workbench, can continuously introduce simulation gas into the sealing cover, can simulate sunlight, can heat and refrigerate, and can release moisture; and a background gas component change curve and a temperature change curve are stored in the main control unit to control the action of the background environment simulation unit.

This invention provides a chip, device, and method for simulating shale fracturing, seepage, and extraction processes, belonging to the field of oil reservoir development technology. The chip includes: a substrate and a cover plate arranged in an overlapping manner. A main channel is etched on the substrate, and secondary fractures and pore throat structures are located on one side of and connected to the main channel. The secondary fractures are located within the pore throat structure region. The etching depth of the main channel and the secondary fractures is the same, and greater than the etching depth of the pore throat structure region. This invention has a simple structure and can accurately and comprehensively simulate the shale fracturing, seepage, and extraction processes with high data accuracy, providing data support for shale fracturing, seepage, and extraction processes.

The invention discloses a simulation device for oil-rich coal in-situ negative pressure pyrolysis and oil gas collection, and aims to solve the problem that multi-condition synergistic effect is not considered in oil-rich coal pyrolysis in an existing laboratory. The system comprises a pyrolysis system, an environment and pressure supply system, a condensed oil gas extraction system, a gas extraction system and a tar quality analysis system, the pyrolysis system comprises a pyrolysis cabin, a heating system is arranged in the pyrolysis cabin, the environment and pressure supply system comprises an atmosphere environment supply system and an in-situ pressure supply system, the condensed oil gas extraction system comprises an oil gas collection assembly, the gas extraction system comprises a gas analyzer and a negative pressure extraction assembly, and the tar quality analysis system comprises a rotary evaporator. The heating system, the atmosphere environment supply system, the in-situ pressure supply system, the oil gas collection assembly, the gas analyzer and the rotary evaporator are all connected with the control terminal. The simulation of the pyrolysis process of the oil-rich coal under the multi-condition synergistic effect is realized by constructing multi-condition coupling oil-rich coal pyrolysis characteristic monitoring.

The invention provides a condenser cleaning equipment performance test platform which is characterized in that a heat exchange tube is connected between a first condenser water chamber and a second condenser water chamber, and nozzle mounting stations are detachably arranged in the first condenser water chamber and the second condenser water chamber; a nozzle adjusting valve is mounted on the external branch waterway of each nozzle mounting station, and the external branch waterways are combined and then connected to a high-pressure washing loop of the cleaning equipment simulation module; the balance pipe is connected between the first condenser water chamber and the second condenser water chamber, a flow regulating valve is arranged on the balance pipe, and the first condenser water chamber and the second condenser water chamber are externally connected with a water circulation loop in the cleaning equipment simulation module; the heat exchange pipe and the balance pipe are respectively provided with a flow meter. The performance test platform for the condenser cleaning equipment has the advantages that actual working conditions can be fully simulated, the structure is fully simplified, and components, operating parameters and cleaning modes in the condenser cleaning equipment can be subjected to simulation test.

The invention discloses a molecular oil refining simulation method and an internet-of-things steady-state data extraction method and device for molecular oil refining simulation. The simulation method comprises the following steps: preprocessing original internet-of-things data; carrying out production scheme identification on the basis of the preprocessed Internet of Things data so as to identify steady-state data in a plurality of production schemes; performing simulation parameter data extraction of each device on the steady state data in the plurality of production schemes; and simulating the multi-scheme molecular oil refining model based on the extracted simulation parameter data of each device so as to optimize the multi-scheme molecular oil refining model. According to the method, the steady-state internet-of-things data is accurately obtained, so that the modeling efficiency and the accuracy of the molecular oil refining model are improved, and comprehensive simulation of a refinery process is realized.

The invention relates to the technical field of simulation, and discloses a dinosaur gait simulation method and device, a bionic dinosaur and a storage medium, and the method comprises the steps: obtaining standardized gait parameters based on collected motion gait data of at least one reference organism having a related relationship with a target dinosaur; constructing a three-dimensional skeleton model based on fossil morphological data of the target dinosaur, and determining a biomechanical constraint condition based on the three-dimensional skeleton model; mapping the standardized gait parameters to a three-dimensional skeleton model, and optimizing a mapping result in combination with a biomechanical constraint condition to obtain optimized gait parameters; and performing dynamic simulation verification on the optimized gait parameters in a physical simulation environment to obtain a dinosaur gait simulation model. According to the method, the reasonability of dinosaur gait simulation can be improved, and the simulation result is more accurate.

The application provides a population ecosystem regulation simulation method, wherein historical data of a population ecosystem are acquired, an initial spatial population model is constructed based on the historical data; Sobol indexes of variables in the initial spatial population model are calculated, and key regulation variables are screened from the initial spatial population model based on the Sobol indexes of the variables; observation data of the population ecosystem are acquired, and the key regulation variables are dynamically adjusted based on the observation data to obtain a target spatial population model, so that simulation of the population ecosystem is realized. The above method is used to realize accurate regulation and simulation of the population ecosystem and improve the accuracy of population ecosystem regulation simulation.

The application discloses a kind of based on CATIA software's with plate spring rear axle roll condition simulation method, system and storage, mainly related to light vehicle with plate spring rear axle motion simulation field.The method includes the following steps: input vehicle parameter and roll degree value;Formula constraint is applied to the parameter using CATIA sketch, and plate spring center point trajectory is output;Roll condition simulation model is built;The input angle of roll condition is determined;Tire envelope and linkage envelope are output by model;DMU gap check is carried out according to the obtained model and envelope.The beneficial effects of the application are that the simulation of the roll condition of rear axle is realized, and the simulation of various roll angles can be carried out.

This utility model relates to a rainfall simulation test device, and more particularly to a comprehensive test device for simulating rainfall erosion in ecological function restoration sites. It includes a base and a box rotatably connected to the top of the base. The box is divided into three cavities, and placement frames are evenly spaced and slidably connected to the cavities within the box. This utility model simulates rainfall by spraying water through a water pipe, while simultaneously activating an external air pump to expel air into an electric ring frame. The air inside the electric ring frame is then sprayed out through a ring nozzle to simulate a windy environment. The blown air agitates the water, causing the water droplets to fall onto the soil, thus completing the rainfall erosion test under windy conditions. In this way, the ring nozzle can spray air at different angles to simulate a windy environment, comprehensively considering wind force and direction factors to more fully and accurately simulate the rainfall erosion process.

This invention relates to the field of aero-engine technology, and discloses an inlet swirl adjustment device and its design method for an afterburner test component. A flow divider ring is used to segment the test flow channel into an inner flow channel and an outer bypass flow channel for simulating the airflow in the inner flow channel. The remaining linkage control structures are installed in the outer bypass casing or outer bypass flow channel to reduce interference with the inner flow channel. The linkage adjustment assembly performs overall synchronous adjustment of all adjustable guide vanes, ultimately achieving adjustment of the inner airflow angle, thereby simulating the inner airflow of the afterburner and reducing testing costs and overall engine verification risks. The inlet airflow swirl adjustment device of this invention comprehensively considers the relevant requirements of total pressure recovery coefficient and airflow uniformity index, ensuring high-precision and high-stability simulation of the inner airflow of the afterburner. Furthermore, its simple structure allows for easy assembly and replacement, providing flexible support for afterburner performance testing under different operating conditions.

The utility model relates to the technical field of teaching aids, and provides a combined power electronic experiment device, which comprises a fixed part and a combined part, and is characterized in that the fixed part comprises a driving power supply and a control module which are electrically connected with each other; the combined part comprises a track and a plurality of functional modules, the track is provided with a plurality of mounting positions, the functional modules are detachably matched with the mounting positions respectively, the functional modules comprise a half-bridge module, a capacitor module, an inductor module and a load module, and the control module is electrically connected with the half-bridge module; through the combination of the plurality of function modules, a plurality of circuit topology structures are simulated. According to the utility model, problems that a conventional power electronic experiment device is single in function, insufficient in flexibility, high in cost and difficult to adapt to various circuit construction requirements are solved.

The application relates to the technical field of computer simulation, and provides a numerical simulation method and system for the working process of an ADN-based space engine, which comprises the following steps: collecting historical physical and chemical attribute data of ADN-based propellants under different combustion conditions, and constructing a combustion process simulation model containing chemical reaction dynamics action relationship and fluid mechanics action relationship; inputting propellant initial state data into the model, simulating the energy release process in the combustion chamber after ignition triggering, and obtaining simulation analysis results containing flow state and temperature gradient influence factors; generating an energy release state atlas of the propellant in the ignition stage according to the simulation analysis results to represent the energy release intensity distribution at different moments; mining the space-time evolution law of the energy release of the propellant based on the energy release state atlas, and outputting an energy release characteristic analysis report to guide the optimization of the combustion efficiency of the engine.

The application discloses a kind of based on OSM data's expressway interflow node identification and network construction method, first acquisition and pretreatment OSM expressway network and service area data, extract the main line of specified attribute, ramp element and uniform projection coordinate system;Again, by calculating the physical intersection of main line and ramp, the best clustering radius is determined in combination with K distance diagram, interflow area is obtained by DBSCAN clustering and the first type of cutting point is generated, while merging uplink and downlink service area and projecting to generate the second type of cutting point;Based on two kinds of cutting points, the main line section is divided, the end point of the section is matched with the cutting point with an error value of 1.0 meter, interflow, service area and temporary node are generated, and an initial topology graph is constructed;Finally, delete the temporary node connected to only two road sections and simplify the network by merging edges, output structured node and edge data.The application solves the problems of inaccurate interchange identification, road network redundancy and missing service area topology in traditional methods, and realizes the automatic and high-precision construction of expressway logical road network, which is suitable for macroscopic traffic analysis and path planning.

The application discloses a kind of whole sling's accelerated life test load spectrum construction methods, this method is according to the fatigue load and current data of whole sling simulation, respectively constructs vibration fatigue load spectrum and pulse alternating current load spectrum, after completing the vibration fatigue load spectrum and pulse alternating current load spectrum, superimposed loading is carried out in combination, and according to Miner damage principle and electroplastic effect mechanism, deduce the test loading spectrum of whole sling, constructs fatigue-alternating impact superposition test loading spectrum;The construction method is based on real working condition, effectively combines the action mechanism of current and mechanical stress, not only can more accurately reflect the working state of sling, and more in line with the actual failure mode of sling, the fatigue-alternating impact superposition loading spectrum constructed, can reflect the stress superposition effect of sling under complex environment, by more comprehensively simulating the multi-working condition environment of sling, further improve the reliability of test result.

The invention belongs to the technical field of analog simulation, and relates to an AUTOFORM-based hot bath forming process simulation method, which comprises the following steps of S1, establishing a hot forming steel material card; s2, a hot bath forming process route is formulated, wherein the hot bath forming process route comprises a heating section, a hot bath forming section and a cooling section; s3, hot bath forming process parameters are input, wherein the hot bath forming process parameters comprise the environment temperature, the heat transfer coefficient, the friction coefficient and the hot bath time; s4, analogue simulation is conducted on the part, and forming parameters are obtained; and S5, part trial-manufacturing verification is conducted, and forming parameters are adjusted according to part forming results till the parts meet the technical requirements. Based on the AUTOFORM platform occupying 80% of the market share, the hot bath environment is simulated by calibrating parameters such as the heat transfer coefficient and the hot bath friction coefficient during hot bath forming, simulation of the hot bath forming process is achieved, and a basis is provided for large-scale safe application of galvanized hot-formed steel.

The utility model relates to a kind of communication module is beaten detection tooling. Including bottom plate, the seat for placing communication module for placing, the horizontal type clamp for compacting communication module and the beating assembly for beating the two sides of communication module and the clamping seat installed in the top of bottom plate;Seat is placed in the top of bottom plate, and seat is close to clamping seat to place;Horizontal type clamp is installed in the top of clamping seat, and horizontal type clamp compacting end is located just above seat;Two groups of beating assembly of opposite placement are installed in the bottom of bottom plate;And the acting end of two groups of beating assembly is penetrated in bottom plate. It solves the technical problem that communication module detection device in the prior art can only realize single direction beating, cannot comprehensively simulate the multidirectional impact that module can be subjected to in actual use, some devices also lack the stable fixing structure of communication module, prone to module displacement, shaking and other problems in beating process, not only affect detection accuracy, but also possibly cause additional damage to module due to unstable fixation.

The invention relates to the technical field of generator excitation simulation, and discloses an RT-LAB-based generator excitation small signal semi-physical simulation method and detection system, and the simulation method comprises the following steps: building a single machine infinite bus simulation system and a generator excitation system model in RT-LAB software; a semi-physical simulation platform loaded with RT-LAB software is electrically connected with the AVR excitation regulator through a conversion card; based on the generator excitation system model established in RT-LAB software, determining the optimal working parameters of the PSS of the AVR excitation regulator; and based on the optimal working parameters of the PSS of the AVR excitation regulator, adjusting the control parameters of the single-machine infinite-bus simulation system and the generator excitation system model so as to evaluate the response performance of the AVR to various generator faults. According to the method, a small signal model is built through RT-LAB, and the test accuracy is ensured by utilizing the real-time capability of the step length of 15 microseconds.

The application discloses a test analysis method and device based on an environment simulation scene, a medium and equipment, and relates to the technical field of automatic driving. The method comprises the following steps: acquiring at least one environment element set, wherein the environment element set comprises at least one target environment element; the target environment element indicates a virtual traffic environment feature; generating at least one environment simulation scene according to the at least one environment element set; performing a test on an automatic driving algorithm based on the at least one environment simulation scene to obtain a test result; and determining an analysis result of the automatic driving algorithm according to the test result; the analysis result indicates analysis information corresponding to each target environment element. The application can improve the comprehensiveness of simulation testing and the accuracy of analysis, and better meet the testing requirements of high-level automatic driving.

The application discloses a kind of multi-channel laser transmitter anti-radiation test device applied to space environment, it is related to wireless high-speed laser communication technical field, including: first test computer, electric signal generator, multi-channel space laser transmitter, radiation test box, second test computer, dense wavelength division multiplexer, 1x2 optical switch, adjustable optical attenuator, optical spectrum analyzer, demultiplexer, Nx1 matrix switch, beam splitter, optical power meter, adjustable optical attenuator and eye diagram instrument.The application adopts a set of test platform to test the performance parameters of multi-wavelength laser output in real time, cooperates with electric signal generator, dense wavelength division multiplexer, to reduce the system complexity of single parameter independent test, simplifies test optical path, reduces test time, improves test efficiency, improves the stability and reliability of test system.

The application discloses a method for implanting a large deformation plastic element based on FDEM in a non-rotating reference system, which comprises the following steps: obtaining a deformation rate in a rotating configuration and a rotation matrix based on the node coordinates of a triangular element; obtaining the deformation rate in a non-rotating configuration based on the deformation rate in the rotating configuration and the rotation matrix; determining an elastic trial stress, determining a material state in combination with a yield function, obtaining a true stress, and performing rotation mapping of an original reference configuration to obtain a true Cauchy stress; according to FDEM calculation, calculating contact force and force caused by cohesive force elements, and then uniformly converting the contact force and the force into node force; updating the node velocity and the position in the current time step through Newton's second law; and entering the next time step. The application introduces the calculation of a stress tensor in a non-rotating reference system, rotates the stress tensor, maps the stress tensor to the original reference system, and realizes the accurate simulation of plastic behavior in the wired-discrete element in combination with a yield function and a plastic flow rule.

The present application belongs to the field of completion simulation experiment, and relates to a simulated wellbore device for simulating completion working conditions under high temperature and high pressure, characterized in that the device mainly comprises a pressure-bearing shell, a supporting device, simulated formation materials and a temperature and pressure control device; the simulated formation materials include cement layers, permeable layers, rock layers and the like, and the simulation effect thereof is closer to the real formation condition than that of using plastic and sand particles; the supporting device and the temperature and pressure control device can simulate the hole inclination angle and the high pressure and high temperature working condition of the completion operation; the pressure-bearing shell adopts multiple sealing modes such as thread sealing, gasket sealing and sealing ring sealing, and can ensure the high temperature and high pressure working condition during the experiment; meanwhile, the hydraulic motor can be used to control the inclination angle of the wellbore to simulate the hole inclination angle; the present application provides a simulated wellbore device capable of simulating the high temperature and high pressure completion working condition, and provides an experimental basis for the completion operation under complex and severe well conditions.

The present application relates to the technical field of rock sample preparation, and provides a rock sample preparation device and a working method thereof, which comprises the following steps: a drill bit drills multiple rock samples from a rock block placed in a wet-dry cycle device at the same time; the wet-dry cycle device performs wet-dry cycles of different times on the rock block after the rock sample is drilled; a jack pushes the rock block after each wet-dry cycle to a band saw blade; the band saw blade cuts the rock block to separate the bottom of the rock block from the top rock block containing the rock sample; the slidable band saw blade separates the cut rock block part from the uncut rock block part after the jack pushes the rock sample to the hole passing sample plate; a clamp clamps the rock sample falling from the hole of the hole passing sample plate; a flatness detector detects the flatness of the top surface and the bottom surface of the rock sample; and a cutting and polishing saw blade polishes and cuts the top surface and the bottom surface of the rock sample when the flatness detection does not meet the requirements. The present application is not only more convenient to operate, but also reduces experimental errors, and can better predict the mechanical properties of the original rock.

The application provides a simulation method for a game match, which comprises the following steps: acquiring preset general interactive paradigm data, wherein the general interactive paradigm data comprises interactive control logic in a simulation environment of multiple game types; acquiring a preset unified interface set, wherein the unified interface set comprises interface functions for interacting with the simulation environment of the multiple game types; matching and generating a simulation environment adapter corresponding to a target game environment based on the unified interface set; creating a game environment instance corresponding to the target game environment through the simulation environment adapter, and creating at least one agent object; and controlling the at least one agent object to interact through the game environment instance for the game match according to the general interactive paradigm data, so that the game simulation system can integrate various simulation environments, thereby effectively improving the generalization ability and flexibility of the game simulation system.

The invention discloses a test method for creep fatigue performance of a turbine disc mortise. The test method comprises the following steps: manufacturing a first simulation piece and a second simulation piece to simulate the mortise bottom and the mortise bottom angle of a turbine disc; the first simulation piece comprises a first fixed section, a first middle section and a second fixed section which are connected in sequence, the first middle section comprises a first transition section, a second transition section and a first working section, the first working section comprises a first groove and a second groove which are arranged at an interval in the width direction, and the first groove and the second groove are arc-shaped grooves; the second simulation piece comprises a third fixed section, a second middle section and a fourth fixed section which are connected in sequence, the second middle section comprises a third transition section, a fourth transition section and a second working section, the second working section comprises a third groove and a fourth groove which are arranged at an interval in the width direction, and the third groove and the fourth groove are V-shaped grooves; and carrying out creep fatigue performance test on the first simulation piece and the second simulation piece to obtain creep fatigue performance data of the turbine disc mortise.

The invention belongs to the technical field of meteorological simulation, discloses a systematic tropical cyclone and high-resolution wind field modeling method, system and device based on environment driving and a medium, and aims to solve the problem of wind field simulation distortion in complex terrains. The method comprises the following steps: acquiring and unifying environment field data; calculating a dynamic generation potential index field based on the base month average climate field, defining a space-time generation probability, and randomly sampling to generate an initial event set of a plurality of synthetic tropical cyclone events; performing iterative simulation on each synthetic tropical cyclone event, and outputting full life cycle information; aiming at the full life cycle information, based on a gradient wind balance physical model, calculating each position point in the moving track information and a corresponding central air pressure difference value, and obtaining a near-surface wind field under an open terrain assumption as a first near-surface wind field; and acquiring high-resolution terrain data, inputting the high-resolution terrain data and the first near-surface wind field into the terrain adaptive correction model, and outputting the corrected near-surface wind field as a second near-surface wind field.

The invention discloses a device and method for testing the detection distance of an infrared camera, and solves the technical problems that an indoor test device is large in size and an external field test is seriously influenced by weather, and the device for testing the detection distance of the infrared camera comprises a collimator, an electric target wheel, a surface source black body, an infrared camera installation position and a control computer. An infrared camera mounting position is arranged at a preset distance away from the exit port of the collimator; an electric target wheel is arranged at an incident port of the collimator; the control computer is electrically connected with the electric target wheel and is used for controlling the automatic switching of a plurality of target positions of the electric target wheel, so that the target on any one of the plurality of target positions is positioned at the focal plane of the collimator; the surface source black body is located on the side, away from the collimator, of the electric target wheel and used for irradiating the target, and the radiation aperture of the surface source black body completely covers the target located on the focal plane of the collimator. The control computer is connected with the surface source black body to control the temperature of the surface source black body; and the control computer is connected with the infrared camera so as to receive an infrared image shot by the infrared camera.

The invention provides a housing policy intelligent decision auxiliary method and system based on a large language model, and belongs to the technical field of housing policy decision support, and the method comprises the steps: constructing a market theory hypothesis based on a housing filtering mechanism; inputting proxy attributes and market variable data; based on an intelligent agent modeling technology, a simulation model for simulating housing decision behaviors of different income groups is constructed and operated, and market dynamics are deduced under various policy scenarios; key indexes such as transaction activeness, housing quality distribution and group structure in the simulation process are extracted and visualized; and finally, inputting the structured indexes into a large language model, and generating an intelligent decision-making auxiliary text containing scene analysis, result induction and policy suggestion. According to the method, the dynamic deduction ability of computational simulation and the semantic understanding ability of artificial intelligence are fused, refined and intelligent evaluation of the housing policy effect can be realized, and the scientificity and the foresight of housing policy design are effectively improved.

The utility model relates to the technical field of automatic testing, and discloses vending cabinet full-automatic testing equipment, which comprises a frame, a limiting piece, a reset piece, a lifting frame, a driving device and a control assembly, the lower side part of the frame is provided with a placing cavity, the limiting piece is connected with the frame, and a lock catch is suitable for being placed on the limiting piece in a sliding manner; the reset piece is arranged on the limiting piece and is suitable for abutting against the lock catch, and the lifting frame is movably arranged in the frame; the driving device is fixed on the frame; the driving device is connected with the lifting frame, and the driving device is configured to drive the lifting frame to move downwards to push the lock catch to overcome the bias pressure of the reset piece to enter the cabinet lock or drive the lifting frame to move upwards to be separated from the lock catch; the control assembly is electrically connected with the driving device and the cabinet lock so as to control the driving device and the cabinet lock to generate corresponding actions. The vending cabinet full-automatic test equipment has remarkable advantages in the aspects of dynamic characteristic test capability, parameter control precision, data acquisition and analysis and the like.

The application provides a bracket adjusting device and a friction measuring system of arch wire and bracket, relates to the technical field of orthodontics, and is used for solving the technical problem that the real tooth arrangement state cannot be simulated during the friction force test of orthodontics. The bracket adjusting device comprises a bracket clamp for clamping the bracket, a first rotating mechanism and a first moving mechanism. The first angle position assembly of the first rotating mechanism drives the bracket clamp to angularly displace around a first orientation axis. The second angle position assembly of the first rotating mechanism drives the bracket clamp to angularly displace around a second orientation axis. The rotating assembly of the first rotating mechanism drives the bracket clamp to rotate around a third orientation axis. The X-axis moving assembly of the first moving mechanism drives the bracket clamp to move in the X direction. The Y-axis moving assembly of the first moving mechanism drives the bracket clamp to move in the Y direction. The Z-axis moving assembly of the first moving mechanism drives the bracket clamp to move in the Z direction. The bracket and the arch wire have sufficient degrees of freedom, and the real tooth arrangement state can be simulated.