155results about How to "Realize automated detection" patented technology

The invention relates to the technical field of fermentation, in particular to a dough fermentation temperature control device which comprises a fermentation box, a heating device, a cooling device, a rotating shaft, a dough bearing disc and a dough elasticity detection device. Judging whether the initial heating power of the heating device needs to be adjusted according to the fermentation temperature rise slope comparison result to obtain second heating power; according to the fermentation temperature comparison result, whether a cooling device is started or the current fermentation dough temperature is detected or the fermentation dough continues to be heated with second heating power is judged; judging whether the volume of the fermented dough needs to be detected or not according to the fermentation temperature comparison result; and adjusting the second heating power according to the volume growth curve comparison result to obtain second constant heating power. By measuring the temperature, the volume and the elasticity of the dough, the fermentation temperature in the fermentation process is adjusted, so that the dough fermentation accuracy is ensured.

The invention discloses a lithium ion battery diaphragm performance automatic detection device and a detection method thereof.The detection device comprises a feeding mechanism and a detection module, and the detection module comprises a thickness detection unit, a gram weight detection unit, a porosity detection unit, a puncture strength detection unit and an air permeability detection unit; the thickness detection unit adopts a thickness gauge to detect the thickness of the diaphragm; the gram weight detection unit calculates the weight of the diaphragm in unit area according to the measured weight and area; the porosity detection unit calculates the porosity by combining the area and the thickness of the diaphragm; the puncture strength detection unit adopts a needle head to penetrate through the diaphragm, captures the maximum load at the penetration moment, and divides the maximum load by the average thickness of the diaphragm to obtain the puncture strength; the air permeability detection unit evaluates the air permeability by using the time required for the air to pass through the diaphragm with the specific area. According to the invention, comprehensive automatic detection of diaphragm performance can be realized, manual intervention is reduced, detection efficiency is improved, and data of transverse consistency and longitudinal consistency can be well seen.

The embodiment of the invention provides a video quality detection method and system. In the method, after a video quality detection system obtains a target video, a single image frame is taken as granularity, and feature extraction is carried out on at least part of first image frames in the target video to obtain spatial domain features; and performing feature extraction on the second at least partial image frame in the target video by taking the image frame sequence as granularity to obtain a time domain feature and a spatial-temporal feature. And further, the video quality detection system generates fusion features based on the spatial domain features, the time domain features and the spatial-temporal features, and determines a quality detection result of the target video based on the fusion features.

The invention discloses a landing typhoon residual vortex detection method based on YOLOv5, and the method comprises the steps: employing ERA5 data and landing typhoon optimal path data, screening a convolutional neural network YOLOv5 model, carrying out the screening of initial data based on a potential height field, taking the screened data as a model sample set, building a typhoon residual vortex detection model, and achieving the detection of weak vortexes. In the life stage after the landing typhoon is weakened into tropical low-voltage shutdown, the existence and development conditions of the landing typhoon residual vortex are accurately detected and monitored, accurate reference is provided for meteorological early warning and disaster management, and the accuracy rate of a test set is as high as 70.08%.

The invention relates to a molecular marker which is located at the 47023718th basic group from the 5tail end on a No.16 chromosome of a pig reference genome Sscrofa11.1 and is related to a pig internal farrowing litter weight standard deviation. The invention describes a primer pair and a kit for detecting the molecular marker, and application of the primer pair and the kit in identifying the size of the standard deviation of the litter weight in the pig, screening pig varieties or genetic breeding of the pig. The pig internal litter weight standard deviation of the AA genotype individual is 2.79 kg, the pig internal litter weight standard deviation of the GG genotype individual is 4.38 kg, and the AA genotype individual is obviously smaller than the GG type individual, namely, the pig resilience of the AA genotype individual is higher than that of the GG individual. The AA type individuals are selected, and the pigs with small standard deviation of litter weight and high restoring force in the pigs can be obtained. According to the method, the problem of determining the pig resilience in actual production is effectively solved, the breeding cost is reduced, the pig internal litter weight standard deviation is effectively reduced, so that the pig resilience is improved, the method is high in accuracy and low in detection cost, automatic detection can be realized, and the method has very high practical application value in the aspect of pig breeding.

The invention relates to a fabric defect spot positioning detection system, method and equipment and a medium. The system comprises an image acquisition module, an image processing module, a defect detection module and a detection result generation module, the image acquisition module is used for acquiring an original detection image of a to-be-detected fabric; the image processing module is used for segmenting the original detection image to obtain a to-be-detected image, and the to-be-detected image comprises a core to-be-detected image; the defect detection module is used for inputting the core to-be-detected image into a core defect point detection model to obtain core defect point detection information; the detection result generation module is used for generating a real-time early-warning defect detection result in response to the condition that the core defect point detection information meets the defect detection early-warning condition; and generating a fabric defect initial judgment grade detection result based on the core defect point detection information. By adopting the system, the fabric defect spots can be automatically detected, the actual distribution condition of the fabric defect spots can be accurately reflected, and the fabric quality is ensured to be in a controllable state.

The invention relates to the technical field of semiconductors, in particular to a SiC epitaxy merging detection method and system.According to the SiC epitaxy merging detection method and system, a graphite ring or a wafer or a graphite disc can be independently subjected to edge searching and deviation correction through a merging and splitting module, an edge finder and a deviation correction platform, and a mechanical arm can complete transferring of the wafer or the graphite ring or the graphite disc through fixed grabbing or placing actions; the positioning precision of the wafer is improved, the positioning error in the wafer installation process is effectively eliminated, the combination and separation module can quickly complete the separation and combination action between the graphite ring and the wafer or the graphite disc, the wafer, the graphite ring and the graphite disc which are combined can be smoothly put into an epitaxial growth environment, and the wafer processing quality is ensured; and through arrangement of the laser sensor and the acquisition equipment, automatic detection is realized, manpower is effectively saved, and positioning errors caused by manpower are reduced.

A circuit board component detection device disclosed by the present invention comprises a workbench, a power-on detection assembly, a recovery assembly, a turn-over assembly, a stability detection assembly and a clamping assembly, two first telescopic rods are fixedly installed on the workbench, and transmission shafts of the two first telescopic rods are fixedly connected with installation blocks respectively. When a first gear is in contact with a first rack, the first gear can drive the detection table to overturn backwards, at the moment, a circuit board stands on a side plate of the detection table and cannot fall off immediately, and when the circuit board is overturned by more than 90 degrees, the back face of the circuit board is upward and falls on a rotating plate; and then when the detection table continues to press the connecting rod forwards, a fourth rack slides to drive a second gear to rotate at the same time, so that a rotating plate drives the turned circuit board to move to the workbench, workers can conveniently detect the back face of the circuit board, and the situation that normal work of the circuit is affected by possible scratching, abrasion and other situations of the circuit on the back face is avoided.

The utility model discloses an on-line automatic detection system for automobile triangular glass. The on-line automatic detection system comprises an incoming material conveying line, a turnover butt joint device, an automatic measuring device and an unloading conveying line, the overturning butt joint device comprises a supporting frame body; a support table; the switching module is arranged above the supporting table and can move in the Z direction, and an adsorption component is connected to the switching module; when the transfer robot is in the first working mode, the automobile triangular glass is transferred among the incoming material conveying line, the automatic measuring device and the unloading conveying line; and when in the second working mode, the turnover mechanism can turn over the automobile triangular glass picked up at the feeding conveying line, is matched with the switching module to transfer the automobile triangular glass to the supporting table, and transfers the automobile triangular glass among the supporting table, the automatic measuring device and the discharging conveying line. The automobile triangular glass on-line automatic detection system provided by the utility model can realize the automatic detection of the automobile triangular glass, and improves the measurement accuracy and the measurement efficiency.

The invention provides a fan lightning protection system detection device and method.The fan lightning protection system detection device comprises a cantilever detection assembly arranged on a fan tower drum, the height position of the cantilever detection assembly is the position where the front end of a fan blade rotates to be close to the bottom of the fan tower drum, and a conductive assembly is arranged at the front end of the cantilever detection assembly; and the conductive assembly is used for contacting a metal piece at the front end of the fan blade and is connected with the detection unit, and the conduction state of the lightning protection system is detected through the detection unit. According to the device, the conductive assembly is in contact with the metal piece, and the conduction state between the conductive assembly and the metal piece is detected through the detection unit, so that the conduction state of the fan lightning protection system is judged. And a soft magnet contact mode is adopted, so that fan blades are prevented from being abraded. According to the method, automatic detection of the lightning protection system is realized, shutdown detection of the fan is not needed, detection personnel do not need to climb on the fan tower tube to carry out high-altitude operation, the workload and risk of the detection personnel are reduced, and the continuous reliability of the lightning protection system is further ensured.

The utility model discloses a PPR female bent pipe fitting side appearance detection device which comprises an equipment mounting table, a rotating table, a camera shooting and light source mechanism, a defective product removing mechanism, an abnormal product discharging mechanism, a feeding conveying line and a discharging conveying line, and the camera shooting and light source mechanism, the defective product removing mechanism and the abnormal product discharging mechanism are sequentially arranged on the side face of the rotating table. The camera shooting and light source mechanism comprises a camera and a light source, the camera is used for detecting the appearance of the side face of the female bent pipe fitting, the defective product removing mechanism comprises a defective product discharging and blowing device and a defective product receiving hopper, and the defective product discharging and blowing device is arranged on one side of the rotating table and is aligned with the defective product receiving hopper. And the abnormal discharge control cylinder is connected with the discharge guide rod. According to the utility model, a plurality of cameras are adopted to carry out omnibearing detection on the appearance of the side surface of the PPR female elbow pipe fitting, so that the detection efficiency is greatly improved, the situation of missing detection of defective products is avoided, and abnormal products can be discharged in time when abnormal conditions occur.

The invention relates to the technical field of building quality inspection, and discloses a project quality inspection device and method.The project quality inspection device comprises a base, a laying part is installed on the base, path laying is conducted according to the length of a wall surface, a detection tool is stored, and the laying part can overturn a corresponding guide rail according to the length of the wall surface; if the guide rail III and the guide rail II are folded, the guide rail II and the guide rail I are folded and stored in the groove I, when the guide rail III and the guide rail II are unfolded, the guide rail II and the guide rail I can be matched with wall surfaces with different lengths, and the detection coverage area is increased; the end part of a T-shaped plate of a coverage part is rotationally sleeved at the end part of a bearing shaft through a lantern ring, and the angle can be adjusted; after the T-shaped plate rotates by 90 degrees, the rotating roller can be changed from a vertical state to a horizontal state or vice versa, when the rotating roller moves horizontally or vertically, the rotating roller can cover the wall surface in a larger range, and compared with traditional gradienter matched tape measure detection and existing local fixed-point sampling detection, the detection data is more accurate, the efficiency is higher, and more flexible and small-error detection is achieved through a small tool.

The invention provides a product positioning detection device and method.The product positioning detection device comprises a product conveying module, the product conveying module is sequentially provided with a feeding disc station, a to-be-fed station, an empty disc temporary storage station, a to-be-taken station and a qualified product discharging station, and the feeding disc station, the empty disc temporary storage station and the qualified product discharging station are each provided with a stacking mechanism; the feeding and transplanting mechanism comprises a feeding and transplanting module and a first adsorption assembly. The product connection motion module comprises a double-rotor linear module, a feeding correction carrying table and a material receiving carrying table. A code scanning mechanism; a transposition mechanism; the measuring mechanism comprises a first laser module and a second laser module and is used for measuring the distance and the angle of the product, the first laser module is parallel to the plane of the product, and an inclined included angle is formed between the second laser module and the plane of the product; the discharging and transplanting mechanism is used for transferring the products on the receiving carrying table; and an unqualified product conveying line. According to the scheme, the product detection efficiency and detection precision can be greatly improved, and the requirements of an automatic production line are met.

The invention is suitable for the technical field of area measurement, and particularly relates to an area measurement method and system for crop planting, and the method comprises the steps: carrying out the aerial photographing of a to-be-measured region, obtaining an aerial image, and calling a planting region map; performing picture analysis on the aerial image, detecting a crop planting area, and generating a depth information measurement path based on the crop planting area; depth information collection is carried out, and edge depth information coordinates are obtained; and performing line sampling on the crop planting area, constructing a three-dimensional curved surface of the planting area, and calculating to obtain the crop planting area. The crop planting area is identified according to the color information, three-dimensional modeling is performed on the planting area in a mode of constructing the space coordinate system, and the planting area is calculated based on the curved surface obtained through modeling, so that automatic detection of the crop planting area is realized, the detection precision is improved, and area deviation caused by different heights of the planting area is avoided.

This invention relates to a single-grain grain analyzer, belonging to the field of grain testing. It includes: a weight detection mechanism, a hardness and moisture detection mechanism, a size detection mechanism, a feeding mechanism, a discharging mechanism, and a transfer mechanism. The feeding mechanism is positioned above the weight detection mechanism; the transfer mechanism is positioned between the weight detection mechanism and the hardness and moisture detection mechanism; the size detection mechanism is positioned close to the transfer mechanism; and the discharging mechanism is positioned below the hardness and moisture detection mechanism. All four mechanisms—weight, hardness and moisture detection, size detection, feeding, discharging, and transfer—are fixedly mounted on a frame. This invention facilitates automated detection of grain size, weight, hardness, and moisture content, reduces the workload of testing personnel, avoids human error, and thus improves the accuracy of test results.

The invention discloses a full-process visual monitoring and intelligent management method for a glass bracket production line, and relates to the technical field of industrial quality control, and the method comprises the steps: carrying out the continuous image collection of all stations of the glass bracket production line through an image collection unit, and constructing a full-process image data sequence; detecting the size of the glass bracket by using the qualified glass bracket size image database, and judging whether the size is abnormal or not; further performing defect detection on the glass bracket with the normal size, and determining whether an abnormal defect exists or not through pixel value difference analysis; and finally, summarizing the glass brackets with abnormal sizes or defects and related information thereof, and generating a visual quality report, so as to quickly position problems and optimize the production process. The comprehensive monitoring and intelligent management of the glass bracket production process are realized, and the production efficiency and the product quality are improved.

This invention discloses an airtightness testing device for electric actuators, comprising a conveying mechanism, a transfer mechanism, a carrier, and a clamping mechanism respectively disposed on the top of a lower frame; the conveying mechanism carries and transports the electric actuator via a pallet; a lifting component on the conveying mechanism is adapted to control the pallet's movement or stationary position; the transfer mechanism is positioned above the conveying mechanism and is adapted to transfer the electric actuator on the pallet to a receiving slot on the top of the carrier when the pallet is stationary; the carrier is connected to the lower frame via a drive mechanism; the drive mechanism is adapted to transport the carrier to the clamping mechanism or the transfer mechanism; a pressure block on the clamping mechanism is positioned above the carrier; a mating groove is formed at the bottom of the pressure block, adapted to enclose the receiving slot to form a closed test chamber; the mating groove is connected to a detection mechanism installed via a gas pipeline. This invention enables automatic testing of the airtightness of electric actuators, is simple to operate, can achieve automated testing, greatly improves work efficiency, and reduces labor costs.

The embodiment of the invention discloses a method and system for detecting the wall thickness of a coiled tubing, which are used for solving the problem that the service life of the coiled tubing is difficult to accurately evaluate because the accuracy of a wall thickness detection result cannot be ensured in the related technology. The method comprises the following steps: determining a first signal parameter value of a to-be-detected pipe section according to magnetic field change information of the to-be-detected pipe section of the coiled tubing; the magnetic field change information is obtained after the to-be-detected pipe section is magnetized through the detection equipment; determining a first wall thickness detection value corresponding to the first signal parameter value according to the correlation between the signal parameter value and the wall thickness detection value; determining a wall thickness calibration value of the to-be-detected pipe section according to a detection deviation value corresponding to the signal parameter value and the first wall thickness detection value; and determining the wall thickness value of the to-be-measured pipe section according to the wall thickness calibration value. According to the technical scheme, the accuracy of the wall thickness detection result of the coiled tubing is improved, so that the finally determined wall thickness value of the to-be-detected pipe section can accurately evaluate the life reduction condition of the coiled tubing.

The application provides a surface enhanced Raman imaging system applied to single cell metabolism detection, comprising a laser emission module, a microscopic Raman generation and imaging module, a Raman collection module and a central control module; the laser emission module generates a laser beam and is coupled to the microscopic Raman generation and imaging module; the laser beam emitted by the laser emission module is sequentially reflected by a Raman dichroic band edge filter, transmitted by an imaging dichroic band edge filter and reflected by a second reflector of the Raman generation and imaging module, and then focused by a microscope objective to a sample to be detected; backscattering Raman spectrum signals generated by the sample to be detected are converted into parallel light by the microscope objective, reflected by the second reflector, transmitted by the imaging dichroic band edge filter and the Raman dichroic band edge filter, and then output to the Raman collection module for spectral spectroscopy and detection; the central control module is connected with the laser emission module, the microscopic Raman generation and imaging module and the Raman collection module and performs data interaction.

The invention relates to an online dragging detection mechanism for a brake caliper. The online dragging detection mechanism comprises an air pressure pressurization module, a dragging detection module, an online control module and a feedback and alarm module, the air pressure pressurization module is used for applying air pressure to the brake caliper and simulating pressure change in the braking process; the dragging detection module is connected with the air pressure pressurization module and is used for evaluating the dragging condition; the online control module receives the air pressure value of the air pressure increasing module and the dragging torque analysis result of the dragging detection module, automatically judges the detection result and outputs the judgment result to the feedback and alarm module. By adopting the air pressure pressurization module and the on-line detection module, 100% detection of dragging of the brake caliper is realized, the detection frequency and efficiency are improved, hydraulic pressurization is replaced by air pressure, the problem that a brake is scrapped after hydraulic detection is avoided, the detection cost is reduced, and the utilization rate of a production line is improved.

This invention relates to the field of electronic igniter testing, and more particularly to a temperature rise tester for electronic igniters, comprising a machine base; a detection panel is provided on the front side of the machine base; multiple temperature-sensing fixtures are evenly spaced on the upper end of the detection panel; and control components electrically connected to each temperature-sensing fixture are provided on the rear side of the machine base relative to each temperature-sensing fixture. The beneficial effects of this invention are: by providing multiple temperature-sensing fixtures and correspondingly positioned control components on the machine base, the heating capacity of the electronic igniter can be detected by the control components after it is placed on the temperature-sensing fixture, achieving automated testing of the electronic igniter and effectively improving accuracy and safety.

The invention discloses a device and a method for detecting the drainage gradient of a cable tunnel. The detection device adopts a support connecting frame consisting of a main beam, an auxiliary beam and a reinforcing plate; one end of the supporting column is connected with the main beam of the supporting connecting frame through the first mounting hole, and the other end is connected with the handle through the second mounting hole; the lower end of the main beam comprises third mounting holes, and the first wheel group is mounted at the lower end of the main beam through the third mounting holes; the lower end of the secondary beam comprises a fourth mounting hole, and the second wheel group is mounted at the lower end of the secondary beam through the fourth mounting hole; the inclination angle detection module is installed on the upper surface of the reinforcing plate and used for detecting the horizontal inclination angle of the detection device, and the distance detection module is installed on the first wheel set and used for detecting the advancing distance of the detection device. And finally, the drainage gradient is calculated by the central processing unit according to the horizontal dip angle and the advancing distance and a preset algorithm. According to the invention, the problems of low accuracy, low efficiency and occasional false acceptance during cable tunnel drainage slope detection in the prior art are solved.

The utility model relates to elevator traction sheave detection device technical field, the utility model provides a kind of elevator traction sheave wear detection device, for detecting the wear condition of the wheel groove of traction sheave, including mounting bracket, limit wheel group and detector, the number of limit wheel group is at least two groups, limit wheel group is installed in mounting bracket, for rotatably connecting mounting bracket with traction sheave;Detector is configured as corresponding to the outer circumferential surface of traction sheave when mounting bracket is connected with traction sheave, detector includes inductive unit and elastic detection piece, one end of elastic detection piece is fixedly connected with mounting bracket, and the other end is elastically abutted to the inner side wall of wheel groove, inductive unit is used to measure the elastic deformation size of elastic detection piece.Through the above technical scheme, the detection device can adapt to the detection requirement under the two different working conditions of traction sheave static and rotation, overcome the poor applicability of existing automated detection device problem.

This utility model relates to the field of semiconductor manufacturing technology. The technical problems it addresses are large size, large space occupation, low space utilization, high labor costs, and low efficiency. To solve these problems, this utility model provides a system for semiconductor electronic components. The utility model includes: a conveying assembly comprising two conveying tracks, a driving component, and two conveying elements; the two conveying tracks are arranged in parallel; the two conveying elements are symmetrically arranged on the two conveying tracks; the driving component is connected to the two conveying elements; a detection position is located on the conveying assembly; a detection module is located above the detection position; the detection module includes a projector, a camera, and a reflection component; the projector is located to the side of the camera and perpendicular to the electronic component; the camera is perpendicular to the electronic component; the reflection component is located at the bottom of the projector. This utility model reduces size, increases space utilization, lowers labor costs, and improves efficiency.

The invention discloses a spring roll quality detection system based on machine vision and artificial intelligence, the spring roll quality detection system comprises a mounting rack, an intermittent feeding mechanism, an image acquisition mechanism, a material pushing mechanism, a turnover mechanism and a control box, the intermittent feeding mechanism is used for feeding spring rolls on a feeding conveyor belt to the image acquisition mechanism, the turnover mechanism is arranged on the intermittent feeding mechanism, and the image acquisition mechanism is arranged on the turnover mechanism. The overturning mechanism is used for overturning the spring rolls on the intermittent feeding mechanism, the image collecting mechanism sends collected appearance pictures of the spring rolls to the AI processor, the AI processor analyzes the pictures sent by the image collecting mechanism and obtains a judgment result, and the AI processor sends the obtained judgment result to the PLC. According to the spring roll appearance detection system, the intermittent feeding mechanism, the turnover mechanism and the image acquisition mechanism are matched with an AI processor, automatic detection of the appearance of spring rolls is achieved, and compared with manual detection, the spring roll appearance detection system can remarkably improve the detection efficiency and reduce the labor cost.

The application provides a kind of mounting AGV positioning precision detection device, by means of independent rotatable adjusting seat, the detection angle of depth vision camera and laser ranging sensor can be flexibly adjusted, the use scene of limited field of view is coped with, the problem of sight obstruction caused by the fixed position detection of prior art is avoided;By placing the identification code in the corresponding environment and calibrating the depth vision camera. Then drive AGV to move and detect, when AGV stops at the measured position, the direct distance between the equipment and the obstacle is measured by the laser ranging sensor, and the vehicle space pose is measured by the depth vision camera. And transmit the signal to the main control board and transmit it to the remote operation platform through the wireless module. The automation detection of heavy load AGV positioning precision is realized, which replaces the traditional manual detection method, and significantly improves the convenience and reliability of detection.

The invention discloses an SMT (Surface Mount Technology) surface defect detection method, which specifically comprises the following steps: S1, sample preparation: randomly selecting a template image from a template image set of a patch element, randomly selecting a to-be-detected image from a to-be-detected image set of the patch element, and randomly selecting a to-be-detected image from a to-be-detected image set of the patch element; the invention relates to the technical field of defect detection. According to the SMT surface defect detection method, the depth feature and the semantic difference mapping feature are fused, so that the defect of the SMT element can be more accurately identified, the false detection rate and the omission ratio are reduced, automatic detection can be realized, manual re-judgment is not needed, the detection efficiency is greatly improved, the requirements of a modern production line for high-speed production are met, and the production cost is reduced. By reducing the requirement for manual re-judgment, the labor cost can be remarkably reduced, the economic benefits of enterprises can be improved, and the detection method is suitable for patch elements of different sizes, types and shapes and has high adaptability and flexibility.

The invention relates to the technical field of detection devices, and discloses a glass bead defect detection device, which comprises an operation table, a feeding assembly is arranged on the operation table, the feeding assembly comprises a hopper, the bottom of the hopper is connected with a fixed disc, and the bottom of the fixed disc is rotatably connected with a feeding disc; a feeding assembly is arranged on the operation table, the feeding assembly comprises a mounting shaft, a rotating disc is rotationally mounted on the mounting shaft, and a hole ring is connected to the outer wall of the rotating disc; and a detection assembly is mounted on the mounting shaft. Through cooperation of the feeding assembly and the feeding assembly, the feeding assembly can convey glass beads into a plurality of round holes in a hole ring one by one, then through rotation of the hole ring, the round holes and supporting blocks below the round holes drive the glass beads to pass through the detection assembly, and the detection assembly conducts light transmission defect detection on the glass beads; the technical effects of automatic feeding and automatic conveying are achieved.

The present invention provides a device and method for detecting unqualified performance products of permanent ferrites, wherein the detection device comprises: a first conveying device, used for conveying the permanent ferrites to be detected; an automatic queuing device, arranged at the unloading end of the conveying device, used for arranging the permanent ferrites into a preset posture; a performance testing device, arranged at the discharge port of the automatic queuing device, comprising a magnetizing device and a magnetic flux testing device, the magnetic flux testing device and the magnetizing device are matched and arranged, the magnetizing device is used for weakly magnetizing the permanent ferrites; the magnetic flux testing device is used for synchronously performing a relative magnetic flux test on the permanent ferrites; when it is detected that the relative magnetic flux is within the preset magnetic flux range, it is judged as a qualified product, otherwise it is judged as a unqualified product; the magnetic force of the magnetizing device can be adjusted; a feeding device, arranged at the discharge end of the automatic queuing device, is used for pushing the permanent ferrites onto the performance testing device; the present invention can effectively improve the detection efficiency and detection quality.

The invention discloses a three-phase alternating current thyristor module detection circuit and a detection method thereof, and relates to the field of detection circuits, the three-phase alternating current thyristor module detection circuit comprises an input voltage detection circuit, a thyristor two-end voltage detection circuit and a DSP processing unit, and input voltage detection and two-end voltage detection can be carried out on each thyristor module of the three-phase alternating current. Therefore, whether the thyristor module is normal or not is judged, automatic detection of the thyristor module is realized, the detection is accurate, the cost is low, and the device can be assembled on a power supply cabinet. The system also comprises a trigger signal detection circuit, and the trigger signal detection circuit can reflect the fault condition of a trigger signal in an acousto-optic combined alarm mode, thereby further improving the function of the detection circuit, and further improving and guaranteeing the accuracy of subsequent detection.