723 results about "Direction detection" patented technology

The invention discloses a directional detection method and system for a power supply shell based on a multi-source heterogeneous sensor, belongs to the field of material characteristic detection, and aims to solve the problems of single dimension, weak anti-interference performance, data isomerism and poor adaptability in traditional industrial detection. Through systematic innovation of multi-source sensor collaboration, dynamic mode control, cross-modal data fusion and self-learning optimization, a high-precision, high-efficiency and high-reliability solution is provided for the precision manufacturing field, and an optical, infrared and ultrasonic multi-modal collaborative detection framework is constructed; the optical unit realizes accurate capture of surface texture and morphology through polarized light imaging and 3D structured light scanning, the infrared thermal imaging unit analyzes the heat conduction characteristic of a material, and the ultrasonic array analyzes internal structure defects to form a surface-material-internal full-dimension detection capability; and nine types of defects such as scratches, pits, weld marks, bubbles, sink marks, material layering, stress cracking, thermal stress abnormity and material pollution are covered.

The invention discloses plastic pipe fitting air tightness detection equipment, and belongs to the technical field of plastic pipe fitting air tightness detection.The plastic pipe fitting air tightness detection equipment comprises a base, a pressurizing assembly is embedded in the upper end of the base, a pressure detector is arranged on the right side of the base, and two stand columns symmetrically distributed about the pressurizing assembly are fixedly connected to the upper end of the base; a connecting plate is slidably installed between the inner walls of the two stand columns, two symmetrically-distributed air cylinders are installed at the upper end of the connecting plate in an embedded mode, the telescopic ends of the bottoms of the air cylinders are fixedly connected with connecting blocks, and air pressure flow direction detection assemblies are installed at the lower ends of the connecting blocks. Then, the pressure detector can detect the pressure value in the pipe fitting in real time, the accuracy of airtightness value detection is guaranteed, meanwhile, under the condition that the inner wall and the outer wall of the pipe body are pressed, whether the pipe fitting has cracks or not can be detected, and therefore the yield of the pipe fitting is synchronously detected.

The invention provides an engineering drawing intelligent processing system based on a ComfyUI, and the system comprises an algorithm service module which integrates a plurality of drawing processing algorithm assemblies, such as drawing layout analysis, OCR recognition, drawing direction detection, semantic understanding, drawing frame disassembly, and axis net recognition, and provides services for the outside through a standardized interface; the workflow arrangement module is used for packaging the algorithm components into parameterized drawing processing nodes based on a visual node configuration framework of a ComfyUI, and supporting flexible combination, real-time preview and batch execution of drawing processing flows; and the workflow management module is used for importing, analyzing and publishing the workflow configuration file in the ComfyUI format, and realizing metadata management, publishing verification, API document generation, interface registration and call authority control of the workflow. The method supports multi-type input of PDF and CAD drawings, is suitable for engineering drawing processing tasks such as drawing label extraction, sub-drawing recognition, drawing frame segmentation and drawing filing, and is high in intelligent degree, flexible in process configuration, easy to integrate and high in expansibility.

The invention discloses size detection equipment for casting perforation processing, and relates to the technical field of size measurement. The device comprises a base, a supporting plate and a displacement assembly. The detection part goes deep into a workpiece hole through the contact ball, and the laser emitter and the light sensor are used for detecting the contact position, thereby realizing high-precision size measurement. The displacement assembly adopts the design of a negative pressure rotating cylinder and a resistance sliding rod, adjusts the displacement of a contact ball according to the rotating speed, and flexibly adapts to different hole requirements. Through the control of the planetary gear and the electromagnet, the contact ball can rotate to realize multi-angle detection. The detection table is driven by a central electric cylinder and an edge inclination control electric cylinder to stably adjust the posture of a workpiece. The device is high in automation degree and convenient to operate, and overcomes the defects of low precision, poor efficiency and single-direction detection of traditional manual measurement.

The invention relates to the technical field of lens testing, and discloses a multifunctional optical lens testing lens device which comprises a connecting frame. A casing; a lens body; the positioning assembly is used for fixing the position when the lens body is detected; the detection assembly is used for carrying out multidirectional detection on the lens body; the detection assembly comprises an air pressure detection part, an impact detection part and a vibration detection part; and a driving assembly. According to the multifunctional optical lens testing lens device, multi-direction detection of the lens can be realized through the arranged detection assembly, and multi-direction synchronous detection in vibration, impact, air tightness, waterproofness and high-temperature environments is realized, so that each detection is in a linked state, the detection effect of the lens in different high-complexity environments is improved, and the detection efficiency is improved. And the whole detection process is carried out in one device, and single position conversion is not needed, so that a high-intensity environment is provided for the test of the lens, and the stability of the lens is finally detected.

The invention provides a single-station lightning three-dimensional positioning system and method. The positioning system mainly comprises a direction detection unit, a distance detection unit, a GNSS time service unit, a positioning unit and a three-dimensional image generation unit. A plurality of VHF antennas, an electric field antenna and a magnetic field antenna synchronously collect lightning signals, the lightning signals are converted into digital signals through analog-to-digital conversion, and GNSS time service marks timestamps and stores the timestamps. The direction detection unit detects the time difference from the lightning radiation source to the VHF antenna, performs angle and time difference conversion, and calculates the elevation angle and azimuth angle of the lightning radiation source. And the distance detection unit performs fast Fourier transform on the acquired electric field signal and magnetic field signal, fits a ratio curve constant A and a ratio curve constant B, and calculates the distance between the lightning radiation source and the observation station. And matching the azimuth angle, the elevation angle and the distance information marked with the same timestamp, positioning the position of an instant lightning radiation source, and matching all positioning results of a continuous lightning event one by one according to the same timestamp to obtain a lightning three-dimensional graph in the space model.

The invention relates to the technical field of semiconductors, in particular to a Hall integrated chip for horizontal detection, which comprises a first Hall chip and a second Hall chip, the first Hall chip and the second Hall chip are adjacently arranged, and the output end of the first Hall chip and the output end of the second Hall chip are connected in parallel. Positive and negative potentials generated by the first Hall chip and the second Hall chip under the interference of a vertical magnetic field offset each other, the first Hall chip is provided with a first magnetism gathering structure, the second Hall chip is provided with a second magnetism gathering structure, target edges of the first magnetism gathering structure and the second magnetism gathering structure in the vertical direction are zigzag, and target edges of the first magnetism gathering structure and the second magnetism gathering structure in the vertical direction are zigzag. The angles, deviating from the vertical direction, of the first magnetism gathering structure and the second magnetism gathering structure on the target edge in the vertical direction are both 0-10 degrees. The Hall integrated chip for horizontal detection provided by the invention is simple in production process, relatively high in anti-interference capability, relatively large in measuring range and relatively high in detection precision.

An audio-augmented-reality-object playback device comprises a microphone, an audio playback device to be worn on a listener, and a processor, and the processor is configured to place an audio-augmented-reality-object in a real space, acquire a stereoscopic audio signal from the audio-augmented-reality-object to carry out control for causing the audio playback device to output a sound based on the stereoscopic audio signal, detect a level of a sound in the real space collected by the microphone and a sound source direction of the sound in the real space and correct a placement position of the audio-augmented-reality-object based on a result of the detection so as to separate the placement position of the audio-augmented-reality-object from the sound source direction of the sound in the real space, and carry out control for causing the audio playback device to output the sound based on the stereoscopic sound signal at the placement position as corrected.

A multi-band characteristic-based inverter micro-grid line fault direction detection method comprises the following steps of: S1, constructing a criterion # 1 that the phase difference of fundamental frequency positive sequence fault component voltage and current is in a range of-180 degrees to 0 degree, and constructing a criterion # 2 that the cosine similarity of high frequency positive sequence fault component voltage and current is less than-0.1; s2, collecting endpoint voltage and line current information of each line of the micro-grid; s3, extracting the phase difference of the fundamental frequency positive sequence fault component voltage and current of each line end point, judging whether a criterion # 1 is met or not, if yes, turning to step S5, and if not, turning to step S4; s4, extracting the cosine similarity of the high-frequency positive-sequence fault component voltage and current of each line end point, judging whether a criterion # 2 is met or not, if yes, turning to step S5, and if not, turning to step S6; s5, determining the fault direction of the end point as the forward direction; and S6, determining that the fault direction of the end point is a reverse direction.

The utility model discloses an automatic pipe arranging machine in the technical field of electronic components, a machine frame; a screening and sorting device, installed on the top of the machine frame, comprising a frame, a temporary storage bin, installed inside the frame, a delivery mechanism, installed at the lower outlet of the temporary storage bin, a strip-by-strip output mechanism, installed below the temporary storage bin, a direction detection mechanism, installed below the strip-by-strip output mechanism, a rotating direction-dividing mechanism, installed below the direction detection mechanism, a conveying mechanism, installed below the rotating direction-dividing mechanism, a handling mechanism, installed above the conveying mechanism; a grabbing and delivering device, installed on one side of the screening and sorting device; two expansion modules, respectively installed on both sides of the top of the rotating direction-dividing mechanism; the utility model can automatically realize direction detection and identification of the receiving pipe, automatically adjust the direction, locate the plug and automatically exclude unqualified pipe materials, realize orderly arrangement, and dynamically and automatically discharge them into the temporary storage bin of the tendon cutting machine, realize efficient warehousing, and cooperate with the work of the tendon cutting machine at any time.

The invention relates to the technical field of sensors, in particular to a bionic hair tactile sensor and application, and the sensor comprises a substrate and a bionic cilia array arranged on the substrate; the bionic cilia array comprises a plurality of flexible bionic cilia arranged in an array, and a marking layer is arranged at the bottom of the flexible bionic cilia; an optical system is integrated in the substrate, the optical system comprises an imaging module and a micro prism, and the micro prism reflects the deformation of the marking layer at the bottom of the flexible bionic cilia to the imaging module; and the imaging module is used for capturing deformation data of the marking layer and sending the deformation data to the deep learning algorithm module to realize decoupling and resolution of three-dimensional force. According to the invention, high-resolution multi-dimensional force detection and direction detection are realized through mark point change caused by cilium deformation, and the array design is expanded to a sliding sensing function and a multi-modal object identification function.

The invention provides a map main direction detection method and system of a robot and application. The method comprises the steps of obtaining a probability grid and converting the probability grid into a grayscale image; extracting all contours in the grayscale image, and screening the contours according to the area to obtain a contour set; polygonal approximation is carried out on the contour; calculating to obtain a first main direction based on the side length and angle of each side of the polygon, and calculating to obtain a second main direction based on the minimum enclosing rectangle of the polygon; and integrating the first main direction and the second main direction to obtain a main direction deviation angle of the robot. The probability grid is used for predicting the main direction of the robot, and the first main direction based on the side length and angle of the polygon and the second main direction based on the minimum enclosing rectangle are integrated, so that the accuracy and robustness of direction identification can be effectively improved, the calculation efficiency is optimized, the positioning precision is improved, and the accuracy of direction identification is improved. And the navigation capability and adaptability of the robot in a complex environment are improved.

The invention discloses a wafer damage testing device and method, and relates to the technical field of wafer detection, and the method comprises the following steps: S1, device preparation and wafer fixation; s2, starting rotation and ultrasonic synchronous detection; s3, multi-angle data acquisition; s4, signal processing; s5, generating an automatic report; and S6, process matching. Through the meshing block, the placing tray, the fixing column and the meshing wheel, the wafer silicon wafer body is driven to rotate by one circle, the effect that the surface of the wafer silicon wafer body is comprehensively detected through the signal generating device is achieved when the wafer silicon wafer body rotates by one circle, and it is ensured that an ultrasonic probe scans the surface of the wafer silicon wafer body from all angles through rotation movement; and a blind area caused by single-direction detection is avoided.

A method including identifying an audio capture device and a target direction associated with the audio capture device, detecting first audio associated with the target direction, enhancing the first audio using a machine learning model configured to detect audio associated with the target direction, optionally, detecting second audio associated with a direction different from the target direction, and optionally, diminishing the second audio using the machine learning model.

The invention discloses a powder material filling control system with a multi-direction automatic butt joint function, and relates to the related field of filling control, and the system is characterized in that a verification unit is used for starting a butt joint auxiliary unit to carry out multi-direction detection, and a plurality of positioning direction data are determined to carry out automatic positioning; an alignment positioning frame is generated to align a filling head to a to-be-filled container opening to conduct automatic butt joint of powder materials, a material filling instruction is generated to activate an anti-overflow control unit to conduct material filling monitoring, a filling monitoring data set is obtained to conduct filling dynamic adjustment, a filling strategy is formulated to conduct filling interaction on the to-be-filled container, and filling interaction is conducted on the to-be-filled container. And an obtained material filling result is synchronized to the remote centralized management and control terminal to carry out intelligent filling control on the powder material. The technical problems that traditional filling equipment mostly depends on material filling in the fixed direction, automatic and accurate butt joint of a container opening is lacked, and dynamic adjustment in the filling process cannot be achieved are solved, and the technical effect that automatic alignment of a filling head and the container opening is achieved through real-time monitoring and feedback adjustment is achieved.

The invention discloses a clar steady-state filtering flow velocity and flow direction detection method, and belongs to the technical field of target detection, and the method comprises the steps: collecting and processing the real-time data of a fluid radar signal, and determining the target data of the fluid radar signal; analyzing and identifying the fluid radar signal target data, and determining a clar steady-state filtering flow velocity and flow direction detection result; and visually displaying the clar steady-state filtering flow velocity and flow direction detection result, and timely managing and controlling the fluid according to the clar steady-state filtering flow velocity and flow direction detection result. According to the invention, the problems of low flow velocity and flow direction detection precision and poor effect caused by the fact that the flow velocity and flow direction of the fluid cannot be effectively detected according to cfu steady-state filtering in the prior art are solved. The flow velocity and the flow direction of the fluid can be effectively detected according to cfu steady-state filtering, so that reliable flow velocity and flow direction detection results can be provided under various environmental conditions, and the flow velocity and flow direction detection precision and the flow velocity and flow direction detection effect can be improved.

The invention provides an MEMS inertial biaxial sensor, which comprises a sensitive mass block, a plurality of first direction detection modules and a plurality of second direction detection modules, and is characterized in that the plurality of first direction detection modules are symmetrically distributed at two ends of the sensitive mass block along a first direction and are connected with the sensitive mass block through a first direction vibration transmission beam, and the plurality of second direction detection modules are symmetrically distributed at two ends of the sensitive mass block along a second direction; the second direction detection modules are symmetrically distributed at the two ends of the sensitive mass block in the second direction and connected with the sensitive mass block through vibration decoupling elastic assemblies, and the adjacent second direction detection modules are connected through truss assemblies. An integrated structural form is adopted, and the first direction detection module and the second direction detection module are symmetrically arranged on the two sides of the sensitive mass block, so that differential capacitance is formed during vibration, a capacitance detection signal is increased, a common-mode error signal is subtracted from difference, and the capacitance signal detection sensitivity is improved.

The invention discloses a strength detection tool and method for a composite cabin for an unmanned aerial vehicle. The detection tool comprises a cabin connecting plate, an end fixing device, a force application adjusting device and a deformation measuring structure. The force application adjusting device comprises a one-way stress application structure, a torsional stress application structure and a stress transmission structure. The stress transmission structure is provided with a special-shaped stress plate, a one-way stress transmission piece and a torsional stress transmission assembly. Particularly, a multi-linkage test structure is arranged, and conversion from torsional moment to radial one-way pressure is realized through geometric constraint and contact mechanics principles. According to the detection method, a step-by-step loading and multi-direction detection mode is adopted, initial detection, surface change detection and multi-direction comprehensive detection are achieved, and the preset deformation quantity is rapidly achieved through a displacement control mode by means of the qualified deformation quantity value detected last time. According to the invention, bending moment and torque load detection in four directions of 0 degree, 90 degrees, 180 degrees and 270 degrees can be completed through one-time clamping.

The utility model discloses a stator lamination detection device, which comprises a detection workbench and a fixed table, the fixed table is fixed in the middle of the top of the detection workbench, the detection workbench is provided with a synchronous clamping mechanism, the synchronous clamping mechanism is arranged around the fixed table, the upper end of the detection workbench is rotatably connected with a rotary base, and the rotary base is connected with a motor. Lifting guide rods are evenly distributed on the rotating base in the circumferential direction, partition plates are arranged on the inner walls of the lifting guide rods, a multi-direction detection mechanism is arranged on the lifting guide rods, and the synchronous clamping mechanism comprises a guide groove, a distance adjusting screw rod, a distance adjusting sliding block, a fixing plate, a gear motor and a bevel gear. The multi-direction detection mechanism comprises a lifting sliding block, an air cylinder, a linear motor sliding rail, a linear motor sliding table, a first ceramic detection contact and a second ceramic detection contact. The utility model belongs to the technical field of stator lamination detection, and particularly relates to a stator lamination detection device.

A mobile device sends to a radio communicatively coupled to the mobile device, an instruction to monitor a frequency band. It is determined that the frequency band is jammed by a jamming source. The mobile device receives, from the radio, signal waveform information corresponding to the frequency band that is received by the radio from a 360 span about the radio. Based on the waveform information a direction of the jamming source is determined. The mobile device presents on a display device information that indicates that the frequency band is being jammed, and a direction of the jamming source with respect to a current location of the radio.

The present application belongs to the field of machine vision defect detection, and in particular to a thermocell electrode sheet vision defect detection method and a vision defect detection device. Product size information of a thermocell electrode sheet is obtained, and the field of view of a camera is configured. A thermocell electrode sheet to be detected is placed on a detection platform, front surface images, side surface images, back surface images, and inner hole images of the thermocell electrode sheet are captured by multiple direction detection cameras, and are processed to obtain the to-be-detected images of the front surface images, the side surface images, the back surface images, and the inner hole images. According to the to-be-detected images of the front surface images, the side surface images, the back surface images, and the inner hole images, a trained YOLO8 recognition model is used to describe and determine defects.

A radiation source direction detection device according to the present invention includes: a radiation detection unit in which a plurality of pixels for detecting radiation are discretely arranged three-dimensionally; and a computation unit that performs computation for identifying the direction of a radiation source on the basis of the result of the radiation detection by the plurality of pixels in the radiation detection unit.

A marine maneuvering system for a marine vessel is provided. The marine maneuvering system comprises a marine vessel control unit configured to: obtain a requested movement of a joystick indicating a speed value and a direction value for an upcoming navigation of the marine vessel; obtain proximity signals from a proximity sensor in response to a target being sensed in at least portions of an environment surrounding the marine vessel at least towards a direction indicated by a direction value of the joystick; determine a distance between the marine vessel and the target based on the proximity signals; and control a force feedback device to apply a force feedback to the joystick based on the determined distance.

The invention provides a conference environment intelligent sound field control system. A main sound source module, a plurality of sound field node intensity adjusting modules, a human body recognition positioning module and a processing control module work cooperatively. The main sound source module integrates the functions of main sound production, direction adjustment, sound source reception and direction detection, and can automatically track the position of a speaker and adjust the direction of a sound source. And the sound field node intensity adjustment module optimizes the sound field effect at each part of the conference space through node sound reception, compensation sound production, intensity adjustment and node processing. The human body recognition positioning module tracks the positions of participants in real time and provides the positions to the processing control module for intelligent decision making. The system can automatically adjust the direction and intensity of the sound field according to the distribution of participants, guarantees the precise transmission of sound, and reduces the interference of environmental noise. According to the intelligent sound field control scheme, conference voice definition and communication efficiency are remarkably improved, conference scene requirements of various scales and layouts are met, and an intelligent and efficient acoustic solution is provided for a conference environment.

The invention discloses a railway track online movement detection system and method, and relates to the technical field of rail detection, and the technical scheme is that the railway track online movement detection system comprises a detection management platform module, a signal processing module is arranged at the connection end of the detection management platform module, and a data processing module is arranged at the connection end of the signal processing module; the signal processing module comprises a track geometric parameter detection management module, a track fastener detection module and a foreign matter detection module, and the track geometric parameter detection management module comprises a track height detection module, a track gauge detection module, a track direction detection module, a horizontal detection module and a triangular pit detection module. The rail geometric parameter detection and management module comprises an image monitoring module, a laser photoelectric monitoring module and an ultrasonic monitoring module. The rail geometric parameter detection and management system has the beneficial effects that the working efficiency of an inspection mode is high, problems on a railway transportation line are found in time, a scientific and reasonable method is applied in time to maintain and repair the line, and good operation of the line and transportation safety are ensured.

The invention discloses table tennis anti-deformation detection equipment, and particularly relates to the technical field of anti-deformation detection, the table tennis anti-deformation detection equipment comprises a support frame, a miniature push electric cylinder, a detection pressure sensor and a multi-point synchronous extrusion detection mechanism; the multi-point synchronous extrusion detection mechanism comprises a sleeving sliding strip, a groove ring, a plurality of hinge blocks, a connecting shaft, a sleeving push rod, a push shaft, a connecting block and a sleeving block; meanwhile, the table tennis anti-deformation detection equipment further comprises a linkage extrusion assembly, a positioning twisting mechanism and an extrusion linkage mechanism. Through the multi-point-position synchronous extrusion detection mechanism and the linkage extrusion assembly, covering type compression resistance detection on multiple point positions of the outer wall of the table tennis ball is achieved, the accuracy of compression resistance detection of the table tennis ball is greatly improved, and therefore the problems that large-area covering detection on the multiple point positions of the outer wall of the table tennis ball is difficult to achieve due to single-direction detection, and the detection accuracy is poor are solved. Therefore, the detection accuracy of the table tennis ball is poor.

To avoid obstacles appropriately.SOLUTION: A control method is a control method for controlling a moving body that moves automatically. The control method includes the steps of: moving the moving body along a reference path; causing a sensor provided on the moving body to detect an obstacle located on a side toward a first direction, which is a traveling direction of the moving body, while the moving body is moving along the reference path; stopping the moving body if the obstacle is present on the side toward the first direction; setting a retreat path for returning in a second direction opposite to the first direction on the basis of the reference path; and moving the stopped moving body along the retreat path.SELECTED DRAWING: Figure 10

The utility model provides a wind speed and direction detection device, and relates to the technical field of environmental parameter detection. The wind speed and direction detection device comprises a bearing shell, a processor and a plurality of atmospheric pressure sensors, the processor and the atmospheric pressure sensors are all installed on the bearing shell, the processor is in communication connection with the atmospheric pressure sensors at the same time, and each atmospheric pressure sensor is used for obtaining wind pressure. The device can improve the detection precision, prolong the service life, improve the application range and reduce the operation cost.

The utility model relates to the technical field of electronic component detection, and discloses a detection device for electronic component production, which comprises a detection bin, a rotating component is mounted in the detection bin, a moving component is arranged in the detection bin, and clamping components are arranged on two sides above the moving component. According to the detection device for electronic component production, when two sets of clamping blocks are used for clamping an electronic component, a second motor is started, the two sets of clamping blocks move backwards, the electronic component placed on a rotating disc can rotate in direction, and after being clamped again, the electronic component continues to be shot and detected by a first detection camera and a second detection camera; detection in a single direction is avoided, the shooting detection direction is expanded, the air cylinder can be started, the clamped electronic element is turned over, the turned electronic element is subjected to shooting detection and reverse turning detection again, and detection is more comprehensive.

The invention discloses a multi-wavelength laser collimator based on radial shearing. The multi-wavelength laser collimator comprises a near-field reference, a telescope objective combination, a bifocal objective and an image detector which are sequentially arranged along a light path. Aberration-free imaging of near-field light beams is achieved through a bifocal objective lens, and meanwhile far-field pointing is detected through coaxial shearing interference generated by means of amplitude light splitting. A single non-mobile sampling detection light path and a single detection sensor are used to realize simultaneous acquisition of near-field position information and far-field pointing information of a laser beam; the light spot position deviation and the fringe translation amount are analyzed through a computer, and high-precision collimation is achieved through a feedback control system. And the detection of the angle direction of the laser beams with various wavelengths can be realized by using a radial shearing interference technology. The device breaks through the limitation of traditional double-optical-path collimation, has the characteristics of simple structure, strong anti-interference performance, multi-wavelength applicability and the like, remarkably improves the collimation precision, reduces the cost, and has important application value in the field of laser precision collimation.