60 results about "Motion synchronization" patented technology

The invention relates to the technical field of man-machine interaction, in particular to a multi-user-based ring pairing and left and right hand judgment method and system and a medium, and the method comprises the steps: firstly collecting azimuth angles, distances and historical tracks of a plurality of rings, and clustering the azimuth angles, the distances and the historical tracks into different user clusters; shoulder breadth geometric constraint, posture consistency, micro-motion synchronism and historical prior are fused in the cluster, paired scores are calculated, and paired rings are identified by using a greedy strategy; and then, calculating a judgment score to distinguish the left hand and the right hand by counting the rotation deviation of the angular velocity of the gyroscope on the horizontal plane projection and combining the spatial position score of the ring relative to the human body center line with the historical consistency. A steady-state mode and an event-driven wake-up mechanism are also introduced to balance power consumption. According to the invention, through multi-modal fusion, automatic ring pairing and accurate left and right hand judgment are realized.

The invention discloses an autonomous planning algorithm for an automobile gluing path, and relates to the technical field of automobile manufacturing, and the algorithm comprises the specific steps: collecting multi-source data through a line laser radar and an industrial camera, carrying out the preprocessing and synchronous fusion, carrying out the point cloud processing and curved surface modeling, generating and optimizing a gluing path, and adjusting the deviation in real time. And finally, converting into a mechanical arm instruction, controlling an executing mechanism to move, and synchronously adjusting gluing parameters and the posture of a gun head to finish high-precision gluing operation. Through dynamic formula linkage design, full-process self-adaption of track planning and execution control is achieved, manual intervention is reduced, and the gluing quality and the production efficiency are guaranteed; meanwhile, a high-precision positioning and complex curved surface modeling system is constructed by adopting a multi-sensor fusion and curvature self-adaptive NURBS weight factor formula, so that the positioning reliability and the curved surface model precision are ensured, and the adaptation requirement of a complex gluing scene of an automobile body is met.

A method for motion synchronization-based head pose estimation, by a head mounted display (HMD) device and an HMD device for performing the same are provided. The method includes receiving, by the HMD device, motion data from a plurality of motion sensors of the HMD device, receiving, by the HMD device, a plurality of image frames from at least one simultaneous localization and mapping SLAM camera of the HMD device, estimating, by the HMD device, a plurality of motion parameters of head movements of a user from the plurality of image frames received from memory, generating, by the HMD device, a filtered subset of the motion data received from the plurality of motion sensors based on the plurality of motion parameters of the head movements, synchronizing, by the HMD device, the plurality of image frames received from the memory and filtered subset of motion data, and estimating, by the HMD device, the head pose based on the synchronized plurality of image frames and motion data.

The invention discloses a casting grinding, clamping and supporting device, relates to the technical field of casting machining, and aims to solve the problems of poor adaptive capacity, low cooperative control precision, lack of real-time monitoring and weak adaptability in the prior art. The device comprises a casting information sensing module, a clamping parameter decision-making module, a supporting posture regulation and control module, a grinding collaborative adaptation module, a real-time monitoring feedback module and a central control module, clamping and supporting parameters are decided through sensing casting information and an intelligent algorithm, synchronous adaptation with grinding movement is achieved, the parameters are dynamically corrected in combination with real-time monitoring feedback, full-process closed-loop control is formed, and the grinding efficiency is improved. The casting polishing device can adapt to polishing of various castings without replacing mechanical assemblies, the polishing precision, stability and machining efficiency are effectively improved, and the casting polishing device is suitable for various casting polishing scenes.

The invention relates to the field of intelligent manufacturing, in particular to a casting box opening efficiency intelligent optimization system and method integrated with an IoT sensor network, and the system comprises a data monitoring module, an abnormality feedback module, a data analysis module and an intelligent adjustment module, monitors and collects required data, determines a box opening hedging coefficient and a box opening instantaneous coefficient, and improves the efficiency of casting box opening. The method comprises the following steps: calculating a peeling vibration characterization value, judging whether a box opening state has an abnormal vibration tendency, and for the box opening state with the abnormal vibration tendency, calculating a box opening adjustment characteristic value in combination with a motion synchronization characterization value obtained through analysis and an impurity influence characterization value so as to judge whether the box opening state needs to be adjusted. And aiming at the box opening state needing to be adjusted, calculating an adjustment effective value, and determining a signal sending type. According to the method, internal factors and external factors causing vibration in the box opening process are analyzed, abnormal vibration tendency judgment and box opening state adjustment judgment are conducted on the box opening state, specific vibration in the box opening process is reduced, and the box opening efficiency is improved.

The invention discloses an on-line real-time monitoring and testing system and method for color difference of a colored film. The method comprises the following steps: acquiring a film image by adopting an optical detection module; the reflection calibration module compensates transmissivity fluctuation of the thin film through a reflection plate located below the thin film, and provides a calibration reference by means of a standard material and a calibration plate with the same height; the motion synchronization module realizes synchronization of high-precision camera acquisition and film motion so as to eliminate motion blur, and adjusts the light source intensity of the optical detection module based on the real-time light transmittance feedback of the film; and the data processing module dynamically updates a conversion matrix from RGB to LAB by using the data of the calibration plate so as to compensate system temperature excursion, obtain an E threshold value and generate a color difference distribution thermodynamic diagram. According to the invention, the problem of inaccurate chromatic aberration measurement caused by factors such as film light transmittance fluctuation, system temperature excursion and motion blur in the prior art is solved, real-time and accurate monitoring and rapid analysis of the film chromatic aberration in the production process are realized, and the method is suitable for film color quality control in a high-speed continuous production scene.

The application discloses a numerical control machine tool control method and system for complex curved surface machining, and relates to the field of numerical control machine tool control. The method comprises the following steps: extracting an original G code instruction stream, reconstructing ideal position instruction sequences and ideal speed instruction sequences of each motion shaft according to a machine tool kinematic chain model; estimating instruction phase lag amounts of each motion shaft through an inter-shaft phase lag predictor; combining geometric curvatures and tangent directions of a machining path, calculating estimated profile error vectors through a profile error coupling mapping model; combining profile accuracy requirement constraints of a surface to be machined and a shaft contribution weight matrix, and constructing a compensation optimization model; and fusing inter-shaft phase compensation instructions and the original G code instruction stream in a numerical control machining program according to a solution of the compensation optimization model, generating a synchronized instruction stream, and driving each shaft of the machine tool to move. The method solves the problems of poor synchronization of multi-shaft cooperative movement, low estimation accuracy, and low adaptability of instructions to mechanical structure characteristics of the machine tool.

This invention belongs to the field of inertial measurement technology, specifically an inertial measurement unit and its linear-angular coupling motion calibration method. It includes constructing a non-contact inertial measurement unit linear-angular motion synchronous measurement system. Through a reference cubic prism, a three-dimensional laser vibrometer, a first dual-axis autocollimator, a second dual-axis autocollimator, and a data acquisition module, an attitude transformation matrix is ​​established from the cubic mirror coordinate system to the inertial measurement unit coordinate system. By synchronously triggering the inertial measurement unit, based on the outputs of a three-axis gyroscope and a three-axis accelerometer, the three-axis acceleration measured by the three-dimensional laser vibrometer in the inertial measurement unit coordinate system, and the three-axis angular velocity of the inertial measurement unit measured by the dual-axis autocollimator, the linear-angular coupling motion of the inertial measurement unit is calibrated. This invention avoids the influence of vibration on the accuracy of the measurement system and solves the problem of difficulty in dynamically tracking and monitoring the actual motion of the inertial measurement unit during vibration.

The invention discloses a system and a method for driving hands and body postures of a human body through audio, and aims to solve the problems of difficulty in rhythm and semantic decoupling and lack of expressive force of actions in the prior art. The core of the scheme lies in a double-path parallel mapping module: one path is a rhythm-motion synchronization path which efficiently maps audio physical characteristics into a'dynamic envelope vector 'for controlling motion dynamics; the second path is an emotion-semantic coding path, and the audio content is coded into a posture prototype sequence representing a posture shape by using a depth model; and then, a cross-channel attention fusion module uses the dynamic envelope vector as a query to perform dynamic weighted fusion on the attitude prototype sequence to generate a structured attitude potential representation. Finally, the attitude decoder synthesizes the representation into a smooth, natural and highly synchronous three-dimensional human skeleton animation with the audio. According to the method, through a decoupling and cooperation mechanism, the music, diversity and reality sense of the generated attitude are remarkably improved.

The system according to this embodiment aims to allow users to easily create AITubers without programming skills. [Solution] The system according to the embodiment comprises an avatar generation unit, a script generation unit, a speech synthesis unit, a motion synchronization unit, and a subtitle generation unit. The avatar generation unit generates avatars using 3D or Live2D. The script generation unit generates a script for content based on the avatars generated by the avatar generation unit. The speech synthesis unit synthesizes speech based on the script generated by the script generation unit. The motion synchronization unit synchronizes the movements of the avatars based on the speech synthesized by the speech synthesis unit. The subtitle generation unit generates subtitles based on the speech synthesized by the speech synthesis unit.

The invention discloses a control method and device of a double-drive gantry system and a medium, and relates to the field of automation control, according to a current mechanical load parameter, an expected current corresponding to a target drive shaft under the condition of considering an actual load is determined, and then the current compensation amount of the target drive shaft is corrected according to the expected current. The current compensation amount is the compensation amount determined according to the speed deviation; and finally, compensating the current instruction of the target driving shaft according to the corrected compensation amount. The current instruction of the target driving shaft is compensated by comprehensively considering the actual load condition of the driving shafts and the movement synchronism between the two driving shafts, so that the smooth operation of the first driving shaft and the second driving shaft under the unbalance load working condition is effectively ensured, and the double-drive gantry system can bear a certain degree of load change; the robustness of the double-drive gantry system is improved; and the synchronization performance of the two driving shafts during operation of the double-drive gantry system is further improved, and the stability and reliability of the double-drive gantry system are guaranteed.

The invention relates to a storage door with a power-assisted mechanism. The storage door comprises a door plate and a guide device used for hanging and longitudinal movement of the door plate. The guide device comprises an upper guide rail and a lower guide rail. The upper sliding frame and the lower sliding frame are installed on the door plate at different vertical heights in a fixed connection mode so as to be connected with the upper guide rail and the lower guide rail, and the upper sliding frame and the lower sliding frame are designed and arranged to be used for hanging and longitudinal movement of the door plate along the upper guide rail and the lower guide rail between a retracting end position and an extending end position; the synchronizing system is used for synchronizing the movement of the upper sliding frame and the lower sliding frame along the guide rail and comprises a first synchronizing cable, a second synchronizing cable and at least two deflection rollers fixedly connected to the upper sliding frame and the lower sliding frame; the power assisting device is used for assisting or achieving movement of the storage door, the power assisting device comprises a pulling cable and a driving device exerting pulling force on the pulling cable, and the driving device comprises a power device selected from a spring and an electric motor.

The invention discloses a centering clamp for a gear shaping machine, and relates to the technical field of gear shaping machine matched clamps, the centering clamp comprises a supporting table and a clamping jaw chuck mechanism used for clamping and fixing a workpiece, and the clamping jaw chuck mechanism comprises a plurality of clamping blocks synchronously oppositely clamping towards the center; the device further comprises a movable detection mechanism and an auxiliary centering driving mechanism, the movable detection mechanism is installed at the bottom of the supporting table, each clamping block is connected with the movable detection mechanism in a matched mode, and the movable detection mechanism is used for detecting whether radial movement of the clamping blocks is synchronous or not. Whether the distributed clamping blocks move synchronously or not in the radial movement clamping process is detected through the movement detection mechanism, and if it is detected that the distributed clamping blocks do not move synchronously, the auxiliary centering driving mechanism automatically replaces a driving part of an original clamping jaw chuck mechanism to operate through an arranged induction feedback switch; and the correction clamping blocks synchronously run again and clamp the workpiece in a centering manner, so that the subsequent gear shaping machining precision is ensured, and shutdown for maintenance is not needed.

Disclosed are a robot-assisted walking training system and a control method therefor, the training system having: a main system having a walking motion generation section having an end effector type robot pedal stepped by a patient for walking training and a pedal-operation unit for driving the robot pedal, and a main control section for controlling the end effector type robot pedal and the pedal-operation unit; a main control unit that performs walking training of the patient stepping on the robot pedal by controlling the pedal-operation unit; and a cooperative system in the form of a wearable robot having a cooperative system with one or more joint-operating engines mounted to the patient's body and configured to assist or force joint movement of the patient's lower body in synchronization with movement of the pedal-operating unit, and a lower control portion configured to control the lower body of the patient's lower body. The lower control portion is configured to control the one or more joint-operating engines and associate or link motion of the one or more active joint portions to motion of the pedal-operating unit in response to a control signal from the main control portion.

This invention provides a laser tube cutting chuck, comprising a front cover, four grippers, two sets of drive devices (two sets in each set) for correspondingly driving the movement of the four grippers, a rear cover, a connecting seat for fixing the front and rear covers together, a frame, a rotary drive mechanism mounted on the frame for driving the rotation of the four grippers, and two sets of rack and pinion synchronization mechanisms fixedly mounted at the rear end of the front cover for rigidly constraining the motion synchronization of the two sets of drive devices in the same set of the two sets of drive devices. The synchronization mechanism includes two synchronous drive racks fixedly connected to the two sets of drive devices in the same set, two synchronous gears rotatably mounted on the front cover and correspondingly meshing with the two synchronous drive racks, and synchronous connectors at both ends meshing with the two synchronous gears. This chuck enables precise synchronization during the movement of the two sets of grippers (up / down and left / right), and the drive devices and synchronization mechanisms operate smoothly without interference, ensuring reliable operation.

The invention discloses a honeycomb aluminum plate punching control method and punching production equipment thereof, and relates to the technical field of self-adaptive control. The method comprises the steps that the panel thickness, core material density and hole position distribution parameters of the honeycomb aluminum plate are collected, and a multi-punch collaborative machining initial parameter set is formed by combining the single-hole precision requirement and the production takt; collecting instantaneous stress, local depression amount and punch displacement data, and constructing a honeycomb aluminum plate monitoring data set through noise reduction and summarization; based on the two types of data sets, collaborative diagnosis is carried out, time sequence and impact force collaborative coupling unbalance and punch movement synchronous deviation unbalance are recognized, the time sequence and impact force collaborative coupling unbalance is divided into three target punch sets of stress risk, impact force balance and time sequence adjustment, and self-adaptive adjustment is carried out; based on the three types of adjusted operation characteristic data, self-adaptive punch adjustment is carried out for punch movement synchronization deviation unbalance; according to the multi-punch cooperative punching mechanism, the stress safety, the time sequence stability and the movement synchronism in the multi-punch cooperative punching process are comprehensively improved.

The invention discloses a self-adaptive dynamic event triggering three-dimensional cooperative control method of an air-sea cross-domain unmanned system. Firstly, a cross-domain system model composed of an unmanned ship and an unmanned aerial vehicle and a path tracking error dynamic equation of the cross-domain system model are constructed. Thirdly, respectively designing sight distance guidance laws of the two and establishing a corresponding path following error kinematical equation; a unified air-sea cooperative control error system is constructed by defining cluster cooperative errors. Then, designing a total path parameter collaborative error of aperiodic communication, and establishing an error historical queue maintenance mechanism; and finally, designing a self-adaptive dynamic event triggering condition, driving a sight distance guidance law, and realizing cooperative control of the system. According to the invention, the air-sea cross-domain unmanned system can realize high-precision motion synchronization and path tracking in a complex marine environment. According to the provided self-adaptive event triggering mechanism, the triggering threshold value is dynamically adjusted through historical error analysis, the control precision is strictly guaranteed, meanwhile, the system communication load is remarkably reduced, the resource utilization efficiency and the overall robustness are improved, and an efficient and reliable solution is provided for practical application such as ocean monitoring and joint search and rescue.

The application discloses a kind of mechanical structures of double-crane multi-axis motion synchronous control, including first travelling crane, second travelling crane, transfer trolley, butt joint positioning structure, rail butt joint structure and laser communication device mounting structure.The first travelling crane and second travelling crane structure are symmetrical, and all include frame, travelling wheel group, transmission mechanism and lifting mechanism.The transfer trolley includes bearing platform, and bearing platform is provided with bearing rail, and the track gauge of bearing rail is identical with the track gauge of target room rail.The laser communication device mounting structure includes first mounting seat fixedly arranged on the top of first travelling crane car end beam and second mounting seat fixedly arranged on the top of second travelling crane car end beam.The application realizes the fine alignment of laser communication device with multiple degrees of freedom by double-layer adjusting mounting seat, realizes the easy guiding butt joint of rail with the rail butt joint of olive-shaped design, and realizes the efficient transfer of travelling crane with transfer trolley.The application has high mechanical precision, and the installation and adjustment of laser communication device are convenient, the transfer of travelling crane is efficient, and the butt joint of rail is accurate.

The invention relates to the technical field of hematology analyzers, and discloses a cell analyzer sample introduction device which comprises a machine body, a detection cavity, a feeding drawer, a hydraulic cylinder and a sample introduction calibration module, and a bin door is hinged to the front face of the machine body. The stable and controllable driving force is provided through the electric push rod and transmitted to the single rack through the push block, the synchronous gear is matched to synchronously and symmetrically transmit the movement to the rack on the other side, clear guide is provided for placement, stable circumferential constraint is formed after clamping, and the clamping precision is improved. The test tubes are effectively prevented from deviating or shaking in the horizontal direction possibly in the subsequent conveying process, the problem that due to manual placement errors or mechanical conveying gaps, the positions of the test tubes on the horizontal plane are uncertain is solved, and therefore radial dislocation of the test tubes and puncture needles at the final detection station is avoided; the problems that the puncture needle cannot accurately pierce into the preset position of the test tube, sampling fails and even the precise puncture needle is damaged are solved.

In a device for controlling vehicle motion and a method for controlling it based on occupant motion, which is capable of providing vehicle motion synchronized with the occupant motion within a vehicle, a detection device is provided to capture occupant motion information from an image containing an occupant in a vehicle in order to determine whether occupant rhythm motion is present when the image is input; a determination device that captures vehicle status information in response to a case in which occupant rhythm motion is present in the image in order to determine whether vehicle motion control is possible; and extracts the characteristics of the occupant rhythm motion based on the conclusion that vehicle motion control is possible; and a control unit.which generates a target vehicle movement based on the characteristics and controls a vehicle movement by actuating an actuator corresponding to the target vehicle movement.

The application belongs to the technical field of flight control servo actuation, and discloses a multi-channel servo actuation system and a synchronous control method thereof. The system comprises a rudder set, a control mechanism and a servo controller. The rudder set comprises at least two rudders, each of which is provided with a rudder sensor; the control mechanism is provided with a control mechanism sensor for detecting rotary motion caused by inconsistent motion of the rudders; the servo controller receives flight control instructions, synchronously collects data of the sensors, generates compensation signals through comprehensive operation and sends the compensation signals to the rudders to coordinate multi-channel motion and improve synchronous precision. The application directly detects and closes loop control of motion synchronous error, effectively solves the problem of inconsistent motion of multiple rudders caused by factors such as sensor precision and assembly error in the traditional system, is suitable for electro-hydraulic and electromechanical actuation systems and has the advantages of low implementation cost and strong adaptability.

The utility model discloses a rust-proof linear motion structure which comprises two horizontal guide rails, two movable racks capable of moving on the horizontal guide rails and lifting mechanisms arranged on the movable racks in a lifting mode, the two horizontal guide rails and the two movable racks are horizontally and symmetrically arranged, and the lifting mechanisms are symmetrically arranged on the inner sides of the two movable racks. A linkage mechanism is arranged on the movable machine frame, the linkage mechanism is in linkage with the movable machine frame and the lifting mechanism and synchronously controls the movable machine frame and the lifting machine frame to move, and bearing blocks used for bearing workpieces are arranged on the opposite side portions of the lifting machine frame. According to the rust-proof linear motion structure, horizontal motion and lifting motion are synchronized, the working efficiency is improved, and the cost of equipment is reduced.

This invention relates to the fields of intraoperative functional monitoring in neurosurgery, invasive brain-computer interfaces, and multimodal synchronous data acquisition. It discloses a device for synchronous acquisition of multimodal hand movements during awakening surgery and brain-computer interface calibration. The device includes: a flexible sensing finger sleeve or finger back strip, fixed to one or more fingers of the patient, with a flexible bending sensor and local visual markers integrated on it; a thin task board, thick enough to be inserted through gaps in the patient's hand restraints during surgery, with global visual calibration points, a pressure sensing module, and synchronous light-emitting diodes (LEDs); and a control and acquisition module that, when a set motor event is detected, simultaneously triggers three synchronous hardware outputs: outputting a behavior log to a task computer, controlling the flashing of the synchronous LEDs, and sending a TTL event code to a neural signal acquisition system. This invention enables rapid deployment in confined spaces and solves the problem of low time alignment accuracy of multimodal data.

The invention discloses a wearable mechanical arm cooperative control method and system based on digital twinborn virtual guide real, and belongs to the technical field of rehabilitation equipment and human-computer interaction. The method comprises the following steps: constructing a multi-mode interaction control system integrating a touch screen, visual gesture recognition and voice recognition; a virtual rehabilitation training scene is set up in a Unity 3D environment, and high-fidelity real-time movement synchronization of an entity mechanical arm and a virtual digital twinborn body is achieved through a TCP; based on a'virtual guidance-entity execution-real-time mapping 'closed-loop process, a rehabilitation task is preset in a virtual environment, a patient is guided to control an entity mechanical arm to execute training through multi-modal interaction, the task difficulty is dynamically adjusted according to the training effect, and a self-adaptive rehabilitation training mechanism is formed. The problems that an existing mechanical arm is single in interaction mode, rehabilitation training depends on a specific site, and personalized adjustment is lacked are solved, and an efficient, convenient and accessible rehabilitation training scheme is provided for a patient.

The invention provides an intelligent body-building mirror and a networking skiing competition interaction method thereof.The intelligent body-building mirror comprises a screen, a skiing handle assembly and a resistance motor and / or a servo motor, and by collecting skiing training action data of a user, control data used for controlling a virtual character and the motor is generated; according to the first control data, driving a main display area of the screen to render and update the position and state of a virtual character corresponding to the user in the virtual skiing scene in real time; uploading the second control data to a remote server, and receiving game data and a global competition state of at least one other participating player synchronized by the server; target motor control parameters are calculated through a preset mapping model, so that the dynamic skiing resistance linked with the virtual scene is simulated; a user can drive a virtual character to move in real time through active skiing actions, resistance feedback dynamically linked with a virtual scene is synchronously obtained, and therefore real and smooth networked skiing competition experience is constructed.

The elevator safety tongs comprise a shell, a first wedge block and a second wedge block, wherein the first wedge block and the second wedge block are symmetrically arranged. The elevator safety tongs further comprise a shifting mechanism, a reset mechanism, a connecting plate and a reset elastic piece, the first wedge block and the second wedge block are movably connected with the connecting plate, and the reset elastic piece is connected with the connecting plate and the shell. The shifting mechanism comprises a rotating shaft and a shifting piece provided with a shifting plate, the rotating shaft is rotatably installed on the shell, the shifting piece is installed on the rotating shaft, the shifting plate is provided with a shifting part, the shifting part is located below the connecting plate, and the reset mechanism is used for driving the rotating shaft to rotate so that the shifting piece can be reset. The elevator safety tongs have the following advantages that the movement synchronism of the first wedge block and the second wedge block is better, the clamping reliability of the first wedge block and the second wedge block is improved, and the safety of the elevator safety tongs is higher; the whole structure is relatively simple, and the processing and assembling difficulty is reduced, so that the production cost is reduced; and the resetting capability of the resetting mechanism is more reliable.

The application provides a kind of on-line detection device and method for hemispherical resonator chemical polishing rate, the device obtains the angular position signal of resonator rotation through motion synchronization module, constructs optical channel using protection and sealing structure, based on the angular position signal and optical channel, using multi-wavelength white light interference unit and differential laser ranging unit two measuring units are used for measuring thickness and instantaneous rate respectively, while using environmental compensation module to generate chemical polishing solution environmental compensation term, the polishing rate is obtained by fusing the thickness, instantaneous rate and chemical polishing solution environmental compensation term. The technical scheme of the application is used to solve the technical problem that the hemispherical resonator chemical polishing process lacks real-time, high-precision thickness and removal rate monitoring means in the prior art.

The invention discloses a fault diagnosis-oriented multi-platform collaborative rapid development method and system for a digital twin system of a die-cutting machine, and belongs to the technical field of digital and intelligent operation and maintenance of industrial equipment. The invention provides a cross-platform and staged collaborative development scheme aiming at the problems of contradiction between engineering precision and visual effect, difficulty in high-speed movement synchronization, low development efficiency and the like in digital twinning development of complex mechanical equipment in the prior art. The method comprises the following steps: firstly, completing high-precision parametric modeling and kinematics simulation of a mechanism on a first engineering design platform, and exporting pre-calculation mapping relation data of a core motion part; then carrying out lightweight processing on the model on a second three-dimensional processing platform, and constructing a program-driven controller hierarchical skeleton; and finally, on a third Web visualization platform, based on pre-calculation data and real-time sensor input, driving the model through an efficient table look-up and interpolation mechanism to realize high-fidelity synchronization. The system integrates state mapping and history playback functions, and provides a visual and efficient visual interaction basis for fault diagnosis and predictive maintenance. According to the method, professional advantages of all platforms are effectively integrated, and the development efficiency, the motion precision and the real-time performance of the digital twin system are remarkably improved.