290results about How to "Avoid human interference" patented technology

The invention relates to a lower limb rehabilitation training exoskeleton with bionics design. An existing lower limb rehabilitation training exoskeleton is complex in driving structure, low in the response speed and not ideal in rehabilitation training effect, and lacks bionic consideration. The lower limb rehabilitation training exoskeleton comprises a waist tightening mechanism and lower limb exoskeleton leg rods, wherein the waist tightening mechanism is connected with the waist of a wearer, the left lower limb exoskeleton leg rod and the right lower limb exoskeleton leg rod respectively have four degrees of freedom and achieve three degrees of freedom of hip joints through a hip joint adduction and abduction mechanism, a hip joint bending and stretching mechanism and a hip joint medial rotation and lateral rotation mechanism. The axes of the three rotation degrees of freedom are orthogonal at the motion center of the hip joints of the human body. The rotation center of a knee joint bending and stretching mechanism moves along with the rotation center of the knee joints of the human body, so that the exoskeleton and the rotation center of the knee joints of the human body are always kept in the same axis. The hip joint bending and stretching mechanism and the knee joint bending and stretching mechanism are directly driven by a motor in cooperation with a speed reducer. The lower limb rehabilitation training exoskeleton is compact and portable in structure, man-machine interference force is avoided, damage caused by rehabilitation training to the knee joints is reduced, and the whole rehabilitation training becomes more natural and easier.

The invention relates to a driving recording and replaying method and a system thereof. The method comprises the following steps: step A, obtaining time data, in-vehicle video data, out-vehicle video data, audio data and vehicle driving state data, labeling time stamps; step B, generating texts and/or audio and video animation data or imitation operation commands on the basis of the time data while simultaneously combining the in-vehicle video data, out-vehicle video data, audio data and vehicle driving state data; step C, reappearing the vehicle operating state and the in-and-out vehicle environment state in the required time period in multiple modes such as texts, imitation animation and/or game pictures, and the like, according to the texts and/or audio and video animation data or imitation operation commands obtained in the step B. The method and system thereof have the advantages that: direct texts and/or pictures which describe the vehicle operation state and the in-and-out vehicle environment state are provided for analyzers, thus the burdens on the analyzers are relieved, moreover, the overmuch human factor interference in vehicle accident management can be avoided, the management time is saved, and the efficiency is improved.

The invention discloses a product packaging surface defect detection and classification method based on machine vision. The method comprises the steps of 1, acquiring a high-definition color image of defect-free product packaging, making the high-definition color image into a standard image, conducting real-time shooting with a camera, conducting online acquisition of a high-definition color image of product packaging to be detected, and making the high-definition color image as an image to be detected; 2, conducting image matching on the image to be detected and the standard image based on SURF algorithm; 3, conducting difference image operation on the two images matched in step 2 to obtain a defective image; 4, conducting feature extraction on the defective image to obtain the geometrical features and color features of the defective image; 5, classifying product packaging surface defects by means of RBF neural network algorithm. Automatic defect detection and classification are conducted by means of a machine vision system, human factor interference can be avoided, labor cost is reduced greatly, and then huge hidden cost caused by training and management when artificial detection is adopted is avoided.

The invention relates to a method for rapidly detecting the tea quality through a near infrared technology, which comprises the following steps: irradiating prismatic near infrared light onto detected tea to acquire all the spectral information contained within a near infrared range; preprocessing the acquired spectral information and analyzing the features of the spectral information to find out the relativity of the spectral information and the tea quality, and predicting the internal quality of the tea through a model acquired through analysis. When in detection, a tea sample does not need preprocessing, the internal quality of the tea can be rapidly and conveniently detected, the interference of human factors in a manual evaluation process can be avoided, and a result is more objective and accurate.

The invention belongs to the field of earth and rockfill dam construction quality control, and belongs to a method for carrying out remote real-time monitoring and subsequent quality assessment on the milling machine excitation frequency and the excitation force. Therefore the method adopts the technical scheme that an earth and rockfill dam milling excitation frequency and excitation force real-time monitoring system and monitoring method comprises he following steps that vibration acceleration signals in the vertical direction of a milling wheel are collected in real time in the process of milling earth and rockfill dam materials by using a milling machine excitation frequency testing module arranged on a part which is arranged on a milling machine vibration wheel and does not rotate along with the vibration wheel, the frequency spectrum data of the vibration acceleration of the milling wheel is obtained through signal analog-to-digital conversion and fast Fourier transformation (FFT), a corresponding relationship among the excitation frequency, the excitation force and the milling machine position coordinates is built according to the same sampling moment, whether the excitation frequency and the excitation force of a milling machine at the current moment conform to the design standard or not is judged, and if the excitation frequency and the excitation force do not reach the standard, warning is sent. The method provided by the invention is mainly applied to the earth and rockfill dam construction quality control.

The invention provides a method for detecting surface blemish, which comprises the following steps: acquiring an image of an object to be detected; generating a binary image through binary treatment according to the acquired image of the object to be detected; filtering possible blemish particles for the image subjected to the binary treatment; and comparing grey mean value of a blemish with the grey mean value of an image blemish area before the binary treatment to determine the blemish. The invention also provides a device for detecting surface blemish. The device has better practicability and accuracy, and is easy to popularize.

The invention discloses a tea quality rapid detection apparatus and a detection method based on characteristic fragrance, which is characterized in that the characteristic information of the tea fragrance is analyzed and treated, and the quantitative analysis and qualitative analysis are rapidly and accurately carried out on the tea quality. According to the invention, a gas-sensitive sensor array is used for analyzing the tea sample smell aggregation gas in the gas-sensitive sensing device reaction chamber, by comparing the data in a computer and a database, the quality grade information of the detected sample and the characteristic fragrance content information of the detected sample can be output according to the user requirement, the characteristic information of the tea fragrance is analyzed and treated, and the quantitative analysis and qualitative analysis are rapidly and accurately carried out on the tea quality. the detection step is greatly simplified, the pretreatment of the detected sample is not required, the artificial factor interference brought by sensory evaluation can be avoided, the determination result is more objective and accurate, and the invention provides the novel nondestructive test apparatus and the detection method for detecting the tea quality.

The invention provides a UAV route planning method, a UAV route planning device, a UAV-based fan blade inspection method and a UAV-based fan blade inspection system, which can automatically control aUAV to realize inspection of fan blades, do not need a professional operator to control, thus avoid interference of human factors, improve the working efficiency, and reduce labor cost. The UAV routeplanning method comprises the steps of: locking a wind driven generator in a predetermined form, and setting waypoints for the UAV to inspect the blades; and acquiring three-dimensional coordinate values of the waypoints, ranking the three-dimensional coordinate values, and setting the ranked three-dimensional coordinate values as a route. The UAV route planning device comprises a waypoint settingunit and a route setting unit, wherein the waypoint setting unit is used for setting the waypoints for the UAV to inspect the blades when the wind driven generator is locked in a predetermined form;and the route setting unit is used for acquiring the three-dimensional coordinate values of the waypoints, ranking the three-dimensional coordinate values, and setting the ranked three-dimensional coordinate values as the route.

An apparatus for updating a television firmware and the method therefor are provided. The television includes a first processor and a first memory unit. The first memory unit is for storing a television firmware. The television firmware updating apparatus includes a second memory unit and a second processor. The second memory unit stores an updating firmware. After the second processor handshakes with the first processor, the second processor reads and encodes a chosen block data of the updating firmware to output an encoded signal. The first processor decodes the encoded signal to generate a chosen block data and write the chosen block data to the first memory unit until all the block data of the updating firmware are written to the first memory unit.

The present invention discloses a method for longitudinally optimizing cutting timber. The method comprises the following steps: inputting a cutting data list into a computer device beforehand, selecting a width reference border of sawtimber to be cut for confirming the maximum width of sawtimber to be cut, transmitting the information to the computer device for selecting an optimal cutting plan through analyzation and calculation, axially moving the circular saw blade of saw cutting machine to a cut line position corresponding with the sawtimber to be cut according to instruction of computer device for longitudinally cutting the sawtimber to be cut to finished sawtimber and waste edge material. The timber cutting optimizing circular sawing machine for realizing the method of the invention comprises a circular sawing machine base, a feeding chain plate, a sawblade main shaft, a front compression roller and a back compression roller, wherein the front compression roller and the back compression roller are positioned at the front side and the back side. The marking-off equipment stand which is fixedly installed at the front end of engine base is installed with follower marking-off equipment. A moving circular saw blade is installed on the main shaft of sawblade. The main shaft assembly and the upper frame are respectively supported on the front lifting upright post and the back lifting upright post with a liftable mode. The method of the invention can greatly increase the material yielding rate and production efficiency and has the advantages of high automatization degree and wide application sphere.

The invention belongs to the technical field of geological landslide measurement and relates to a method for measuring geological landslide displacement by using rainfall. The method includes five steps: landslide area rainfall and landslide displacement data monitoring, rainfall and landslide displacement monitored data preprocessing, landslide displacement and rainfall correlation analysis calculating, landslide displacement and rainfall hysteresis analysis calculating and evaluating and forecasting. The step of landslide displacement and rainfall correlation analysis calculating specifically includes: (1) building a rainfall main sequence and a landslide displacement subsequence; (2) performing dimensionless normalization processing for the rainfall main sequence and the landslide displacement subsequence; (3) obtaining difference information of a matrix; (4) obtaining the correlation coefficients indicating correlation of the main sequence and the subsequence; and (5) obtaining the average value of all the correlation coefficients, namely the final correlation degree. The method is simple to achieve, reliable in design principle, accurate in calculation and analysis, fast and high in accuracy by performing calculating through a computer, low in cost, good in monitoring and early-warning effects, obvious in benefit and high in monitoring efficiency.

The invention aims to provide a loading machine unloading parameter testing device and method. The loading machine unloading parameter testing device comprises a power source, a transmission system, a base board, a longitudinal sliding rail, a sliding movable workbench and a distance-measuring sensor. The sliding movable workbench is arranged on the longitudinal sliding rail through a sliding block and can carry out linear motion on the longitudinal sliding rail. The sliding movable workbench comprises a support arranged on the workbench, and the distance-measuring sensor is arranged on the support vertically. According to the loading machine unloading parameter testing method, a driving device is used for driving the workbench to move, the lowest point of the bucket lip of a loading machine is found through the distance-measuring sensor arranged on the workbench, the vertical distance between the lowest point of the bucket lip of the loading machine and the distance-measuring sensor is tested out, and the unloading height of the loading machine is further obtained, and the unloading distance of the loading machine is measured through the moving distance of the workbench at the same time. The loading machine parameter testing device and method can measure loading machine unloading parameters simply, rapidly and efficiently, can improve loading machine testing efficiency greatly, overcomes the influence of manual factors, and has a broad application range.

The invention discloses a circuit testing device for an integrated chip. The circuit testing device comprises a fixed bottom plate, wherein an intelligent transfer mechanism is arranged on the right side of an upper end face of the fixed bottom plate; a main case is arranged above the intelligent transfer mechanism; a testing controller is arranged on the right side inside the main case; the lowerend of a lifting sleeve penetrates out of an opening of a lifting groove and is connected with a detection connecting device; a connecting plate extending to the left is fixedly connected to the lower end of a left end face of the main case; a recovery box is arranged in a middle position on an upper end face of the fixed bottom plate. During operation, equipment operation in the detection process is controlled by the testing controller, detection information can be collected in a digitized manner and then displayed by a display panel, convenience is brought to data observation in the detection process and intelligent data storage, human factor interference in the artificial discrimination and recording process is avoided, an error proofing function of the device is enhanced, operations of detecting, screening and separating are completed by the same device, the equipment cost is reduced, and the working efficiency is increased.

The invention discloses a method and device for storing samples or taking out the samples for check. The device comprises an intelligent storage space and a pneumatic conveying system. The samples are stored into or taken out of the intelligent storage space in a pneumatic conveying mode through a single conveying channel. A vertical sliding table in an intelligent sample storage and taking device is matched with a zero station and a storage station on a horizontal rotary table to achieve three-dimensional storage and taking. Sample bottles are automatically stored into an idle station through the single conveying channel in the top or taken out of an appointed station and stored into the conveying channel in the top. Pneumatic conveying and intelligent storage are integrated, airtight pipeline connection is adopted for the whole process, and the samples are stored or taken in the full-automatic pneumatic conveying mode, and the device has the advantages of being safe, efficient, fast to use and the like.

The invention discloses a system for detecting the explosion-proof performance of a separation explosion-proof material. The system comprises a computer, an explosion bin (3), a gas circulating pipeline (9), a main control system (1), and a first vacuumizing device (2), a liquid fuel steam supply device (4), a dry air supply device (5), an information acquisition device (6) and an ignition device (7) which are connected with the main control system (1) by virtue of leads, wherein the gas circulating pipeline (9) is communicated with the explosion bin (3); a temperature sensing device and a pressure sensing device are mounted on the inner wall of the explosion bin (3) at equal intervals; an ignition electrode is mounted on the inner wall of the starting end of the explosion bin (3) and is connected with the ignition device (7); the main control system (1) is connected with the computer. The invention also provides a method for detecting the explosion-proof performance of the separation explosion-proof material. The system for detecting the explosion-proof performance of the separation explosion-proof material can be controlled by a semi-automatic manner and is safe and reliable.

The invention aims to provide an experimental platform aiming at comprehensive performance testing of an IPMC (Ionic Polymer Metal Composite) artificial muscle material. The experimental platform mainly comprises a sample clamping module, a sample tension testing module, a sample displacement testing module, a feeding module and the like, wherein the feeding module mainly consists of a horizontal feeding mechanism and a vertical feeding mechanism; the sample clamping module is fixed on a supporting seat of the vertical feeding mechanism; a vertical pedestal of the vertical feeding mechanism is fixed on a slide block of the horizontal feeding mechanism; the slide block is matched with a driving lead screw to realize horizontal movement; the sample tension testing module and the sample displacement testing module are fixed on a platform pedestal of the feeding module. A non-contact measurement method is adopted in an experimental process to avoid interference of personal factors during measurement; the experimental platform generally has various characteristics of simple structure, easiness in operation, low manufacturing cost, small size, convenience in daily maintenance, low noise, no limitation of experimental conditions, no pollution and the like.

The invention belongs to the technical field of surface electroplating, and particularly relates to an electroplating brush device. The electroplating brush device comprises a brush application tank,a workpiece fixing device, a brush application device, a drive device, a brush application liquid conveying device and an infrared distance measuring sensor. A controller is used for automatically controlling the workpiece fixing device, the brush application device, the drive device, the brush application liquid conveying device and the infrared distance measuring sensor. A cam is arranged in a center hole of a friction wheel, an extrusion plate is arranged in a sliding groove of the friction wheel in a sliding manner, two air bags are symmetrically arranged on the left side and the right side below the friction wheel, the lower ends of the air bags are connected with second one-way valves, the second one-way valves communicate with water spraying discs, the water spraying discs are fixedly connected to the middle portions of hair bundles, electroplating liquid is evenly sprayed to the upper ends of the hair bundles, and accordingly the uniformity of a workpiece surface clad layer isguaranteed; and when the friction wheel drives the extrusion plate to the upper half part of the cam, the extrusion plate contracts into the friction wheel under the action of elasticity of springs, and accordingly contact between the friction wheel and the workpiece surface cannot be influenced.

The invention relates to an experimental data acquisition and monitoring system and a method for combining two-dimensional code and video monitoring. The experimental data remote monitoring subsystem,the witness sampling subsystem, the experimental data management system and the video monitoring subsystem are all connected with a cloud server. The first camera is mounted on the test machine and connected with the test data management system. The test data management system is connected with the test machine. The second camera and the third camera are connected with the video monitoring subsystem, and the third camera is used for photographing the second camera and the photographing process of the first camera. The first WeChat client is connected with a test data remote monitoring subsystem; The second WeChat client is connected to the witness sampling subsystem. The invention establishes a perfect and traceable test detection mechanism, unifies and perfects relevant specifications inthe process of project construction, and ensures the authenticity and accuracy of test data.

The invention relates to the technical field of unmanned vending, in particular to an unmanned vending cabinet anti-theft method and system, and an unmanned vending cabinet with an anti-theft function. The unmanned vending cabinet anti-theft method comprises the steps that a change angle of a cabinet door is judged through a visual door opening and closing detection algorithm, the change angle ofthe cabinet door is compared with a preset angle to obtain a comparison result, and an opening or closing state of the cabinet door is judged based on the comparison result; a producing state of an unmanned vending cabinet order is detected; the opening or closing state of the cabinet door is combined with the producing state of the order to determine an operating state of the unmanned vending cabinet; when the operating state is abnormal, the unmanned vending cabinet sends an alarm message, and the visual door opening and closing detection algorithm determines the opening or closing state ofthe cabinet door, thus the method for judging the opening or closing state of the cabinet door is faster and more accurate, and the behavior of fraudulent locking is avoided; and the opening or closing state of the cabinet door is combined with the producing state of the order to determine an operating state of the unmanned vending cabinet, thus the real-time sales situation of the unmanned vending cabinet can be accurately determined, and theft of goods caused by human interference is avoided.

The invention provides a flow concrete rheological parameter determining method. The method realizes analogue simulation of the behavior of flow concrete via the discrete element granular flow method, simulates conventional concrete rheological test experiments by using the discrete element granular flow method, calculates the experiment parameter thereof according to a flow concrete simulation result, and finally determines the rheological parameter of the flow concrete according to a calculation formula. The method has the outstanding advantages of being simple, rapid, great in operability and low in cost.

The invention relates to a fish domestication method, in particular to a sparidae fish domestication method for a marine ranching and belongs to the technical field of fish culturing. The sparidae fish domestication method includes: placing a domestication machine containing a music playing system and capable of supplying baits into a large net cage, and placing spariadae juvenile fish adapted to the water temperature into the large net cage; performing manual domestication in the large net cage, and feeding pheromone baits for twice every morning and evening at the regular time through domestication factors; and removing the domestication machine after several days of domestication, performing domestication again to enhance the domestication effect, and then performing releasing and continuing the domestication. By means of sound domestication and the like on the juvenile fish before enhancement and releasing of the marine ranching, conditioned reflex of the juvenile fish on the domestication factors can be generated, interference of human factors can be avoided, and after the releasing, the juvenile fish still has positive taxis reactions on the domestication factors, so that the juvenile fish can be always kept in the range of the marine ranching after the releasing; and in fishery harvesting, fish schools can be trapped by the domestication factors, and fast and convenient fishing activities can be achieved.

The invention provides a method and device for achieving handwritten signature verification. The method includes the following steps of setting a relative data processing algorithm and a matching degree algorithm, obtaining first master data and first auxiliary data input to a touch screen of electronic equipment when a first user handwrites a signature, processing and storing the first master data and the first auxiliary data according to the relative data processing algorithm, obtaining second master data and second auxiliary data input to the touch screen of the electronic equipment when the first user handwrites the signature again, processing the second master data and the second auxiliary data according to the relative data processing algorithm, and conducting first user signature verification according to the matching degree algorithm on the basis of the processed first master data, the processed second main data, the processed first auxiliary data and the processed second auxiliary data, wherein the master data comprise the movement track of the signature. The method and device for achieving handwritten signature verification can improve handwritten signature verification safety.

The invention discloses an oil-gas exploration method based on anomaly of light hydrocarbon oxidizing bacteria, which comprises the following steps: after homogenizing a soil sample, extracting sample DNA (deoxyribonucleic acid), and quantifying propane oxidizing bacteria and methane oxidizing bacteria by a fluorescence quantitative PCR (polymerase chain reaction) technique; determining anomaly thresholds of the propane oxidizing bacteria and methane oxidizing bacteria, establishing a microbiological anomaly reference system for verification zone oil-gas microbiological exploration, drawing isoline of the propane oxidizing bacteria, and carrying out microbiological anomaly zoning; and marking the gas-cap reservoir and pure reservoir in the anomaly zone according to the content of the methane oxidizing bacteria. According to the method, the anomaly of light hydrocarbon oxidizing bacteria is utilized to perform oil-gas exploration; in the precision detection aspect, the quantity of the light hydrocarbon oxidizing bacteria in the sample is directly detected to avoid the artificial interference in the traditional culture method; and the detection quantity is higher than that of the traditional culture method by 1-2 orders of magnitude, the time is shortened to 12 hours from 14-21 days in the traditional culture method, and the method can detect 96 samples at one time, thereby effectively enhancing the precision and detection efficiency of microbial oil-gas exploration.

The invention discloses an automobile accelerator pedal control device and method for vehicle pass-by noise measurement. The automobile accelerator pedal control device comprises a sensor module, a control module, a driving module, and an execution module; the sensor module is used for detecting vehicle location information and accelerator pedal treading location information; the control module isused for receiving the vehicle location information, the accelerator pedal treading location information and vehicle state information, and processing and analyzing the received information, and outputting a control instruction to an input end of the driving module; the driving module is used for receiving the control instruction, and driving the execution module according to the control instruction; and the execution module is used for controlling constant speed or acceleration process. By applying the device disclosed by the invention, the working strength of a driver in the test process isrelieved, and the influence of a subjective factor and the human factor interference of a test working condition are avoided, and the consistency and the precision of the test working condition are improved.