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134results about How to "Achieve drawing" patented technology
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Three-dimensional dynamic whole-process simulation method for storm surge and flood routing in complex flooding areas
InactiveCN102663827AIn line with the law of flowAchieve drawing3D modellingMathematical modelProcess simulation
Owner:TIANJIN UNIV
Method and device for generating human face cartoon based on deep learning
InactiveCN108596839AReduce demandImprove fitImage analysisGeometric image transformationHuman skinMulti-label classification
The invention discloses a method and a device for generating a human face cartoon based on deep learning, wherein the method comprises the following steps: acquiring a personal image, and calibrating77 facial feature points; performing re-estimation and rotation operations to obtain an image of the human face with a positive standard posture; constructing a rectangular frame of the human face according to the image; zooming for three times in an equal ratio to perform cropping, and constructing a human head image block; at the same time, cropping an image corresponding to the rectangular frame of the human face, performing naturalization processing, sequentially feeding to a pre-trained human face and facial feature multi-label classification deep convolutional neural prediction network,and obtaining the gender and facial feature attribute labels of the human face; according to the images corresponding to the gender and facial feature attribute labels of the human face, the human head image block and the rectangular frame of the human face, selecting corresponding materials from a cartoon material library, performing corresponding deformation processing, and obtaining cartoon materials of the facial features, the hair and the human skin; then, performing splicing processing; finally, obtaining a cartoon image. In the embodiment of the present invention, intelligent drawing of human face cartoon can be realized, and any manual assistance is not required.
Owner:SUN YAT SEN UNIV
Drawing method for isoline containing reverse fault
The invention provides a drawing method for an isoline containing a reverse fault, which comprises the following steps: dividing the inner and peripheral data of the polygon of a fault; carrying out triangulation to data by a space gridding algorithm to obtain a final triangulation network; and tracking the isoline for the final triangulation network. A structural map drawn with the method has the advantages of good effect and high precision, the footwall information of the reverse fault can be drawn, and the drawing problem of the structural mp containing the reverse fault can be effectivelysolved.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1
Online examination system and method
InactiveCN103824482ARealize entryAchieve drawingElectrical appliancesData informationScience and engineering
The invention provides an online examination system and method and is applied to curriculum examinations of electric basic subjects. A technical bottleneck problem of online examination in science and engineering curriculums, namely answer and automatic grading of subjective questions such as calculation questions, design questions and drawing questions is well solved. According to the system, the needed formulas, circuit diagrams and oscillograms in examination can be recorded or drawn, the answering process is read over according to the answering operation process and key data information recorded by the system, and scores are given. The system is suitable for the current educational development demands, accords with basic thinking of promoting educational reform by utilizing a modern information technology and has high popularization value.
Owner:XIHUA UNIV
Parametric two-dimensional drawing/three-dimensional model intelligent conversion method and system
ActiveCN107832541AImprove drawing efficiencyReduce drawing errorsGeometric CADGeometric image transformationDimensional modelingComputer science
The invention discloses a parametric two-dimensional drawing / three-dimensional model intelligent conversion method. The method comprises the steps that all design parameters of a plotting image are stored in a database; the design parameters, in the database, of the plotting image are extracted and cached, the design parameters are assigned to two-dimensional drawing plotting elements or three-dimensional model setup elements, drawing software is called, and a plotting image two-dimensional drawing is made or a plotting image three-dimensional model is set up according to two-dimensional drawing plotting element parameters; and the two-dimensional drawing plotting element parameters or three-dimensional model setup element parameters are cached, the cached two-dimensional drawing plottingelement parameters or three-dimensional model setup element parameters are stored into the database, and the database is updated. Through the method adopting the technical scheme, a two-dimensional drawing making module and a three-dimensional model setup module share the same design parameter database and call identical design parameters, therefore, the generated two-dimensional drawing and the three-dimensional model can correspond in design parameter and structure, drawing efficiency is effectively improved, and drawing errors are reduced.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
Screen-based three-dimensional linear symbol rendering method
The invention discloses a screen-based three-dimensional linear symbol rendering method, which utilizes a shader language to realize high-efficiency high-quality rendering of linear map symbols in a three-dimensional map. The method includes the steps of establishing a mapping relation between vector line segments and a terrain unit, and encoding vector nodes and indexes, thereby forming node texture and index texture; in a fragment shader, searching and reestablishing vector line segments associated with a current fragment; performing grouping and ranking on vector line segment indexes, solving texture coordinates of line segment nodes in the node texture, and reading node attributes from the node texture; and selecting corresponding rendering functions according to symbol types of the associated line segments, and arranging a calculation sequence according to priority. Through direct calculation of screen fragments, the screen-based three-dimensional linear symbol rendering method provided by the invention can realize lamination rendering of linear symbols in a terrain rendering process. In addition, precise spatial position relation calculation and flexible fragment operation meet rendering of different types of linear symbols, and ensure efficiency of real-time rendering.
Owner:NANJING UNIV
Electromobile charging pile using method based on WeChat payment
InactiveCN107221082AWill not harmExtended service lifePayment architectureElectric vehicle charging technologyPaymentComputer science
The invention discloses an electromobile charging pile using method based on WeChat payment. The method comprises the following steps: a1, creating a main account by a server; a2, completing mobile phone WeChat personal information binding by a user; a3, completing the pre-charging by the user; a4, finding out a charging pile corresponding to ID written on the mobile phone by the user; a5, using WeChat by the user; a6, recharging the user account; and a7, completing the charging. The method is capable of binding the WeChat account and the ID of the charging pile through a WeChat official account, performing the mobile side recharging to a recharge card through the official account by the user, eliminating the trouble of queuing up for recharging in the sales network, and realizing the recharging anytime anywhere which is not limited by the environment and time.
Owner:缪媛
Intelligent platform gate parameterized two-dimensional drawing/three-dimensional model conversion method and system
ActiveCN107844661AImprove drawing efficiencyReduce drawing errorsGeometric CADSpecial data processing applicationsEngineeringSoftware
The invention discloses an intelligent platform gate parameterized two-dimensional drawing / three-dimensional model conversion method. The method includes: storing all platform gate design parameters in a database; extracting and caching the platform gate design parameters in the database, assigning the design parameters to a two-dimensional drawing output element or a three-dimensional model establishment element, calling drawing software, and drawing a two-dimensional drawing or establishing a three-dimensional model according to parameters of the two-dimensional drawing output element; caching the parameters of the two-dimensional drawing output element or the three-dimensional model establishment element, storing the cached parameters of the two-dimensional drawing output element or thethree-dimensional model establishment element into the database, and updating the database. By the technical scheme, a two-dimensional drawing module and a three-dimensional model establishing moduleshare the same design parameter database and call the same design parameters, design parameter and structural correspondence of the generated two-dimensional drawing and the three-dimensional model can be realized, drawing efficiency is effectively improved, and drawing errors are reduced.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
Charging using method for charging pile system with bluetooth interfaces
InactiveCN107458241AWill not harmExtended service lifeNear-field transmissionCharging stationsPublic networkBluetooth
The invention discloses a charging using method for a charging pile system with bluetooth interfaces. The charging pile system comprises a public network cloud terminal, a communication controller, charging piles, replays, electric quantity measuring chips and the bluetooth interfaces, 10-32 minimum charging units are connected to the main line of the communication controller in series, each minimum charging unit comprises the charging pile with eight output circuits, and the relay connected with the charging pile in series and the electric quantity measuring chip; and the communication controller is an LoRa internet of things base station. According to the charging using method for the charging pile system with the bluetooth interfaces, LoRa data transmission scheme is adopted, the LoRa internet of things base station is not only low in power consumption, but also wide in covering range, the problems of poor GPRS signals and ethernet wiring are avoided effectively, and the whole cost is lowered.
Owner:ZHEJIANG UNIV OF TECH
Plotting device and plotting method
InactiveCN101116112ALow costAchieve drawingCathode-ray tube indicatorsProcessor architectures/configurationTriacontagonStructural engineering
Owner:SHINSEDAI KK
Three-dimensional graph rendering method, apparatus and equipment and storage medium
InactiveCN107248192AImprove accuracyAchieve drawingDetails involving 3D image data3D modellingThree-dimensional graphGraphics
The present invention provides a three-dimensional graph rendering method, apparatus and equipment and storage medium. The method comprises a step of obtaining first point coordinates, second point coordinates and third point coordinates, a step of taking the first point coordinates and the second point coordinates as center point coordinates and contour point coordinates of a bottom surface contour in a three-dimensional graph to be rendered, and combined with the relation between each specified contour point and a center point on the bottom surface contour of a preset standard three-dimensional graph, determining a first zoom ratio of the bottom surface contour of the three-dimensional graph to be rendered to the bottom surface contour of the standard three-dimensional graph, a step of drawing the bottom surface contour of the three-dimensional graph to be rendered based on the first zoom ratio, and a step of drawing the contours of other surfaces in the three-dimensional graph to be rendered according to the distances of the second point coordinates and the third point coordinates and the extension direction of the side surface contour in the standard three-dimensional graph. According to the three-dimensional graph rendering method, apparatus and equipment and the storage medium, a three-dimensional graph expected by a user can be drawn, and thus the accuracy of drawing three-dimensional graph is improved.
Owner:GUANGZHOU SHIYUAN ELECTRONICS CO LTD +1
Positioning and mapping method based on millimeter wave radar and visual SLAM
ActiveCN110570449AAccurate distance measurement capabilityLow costImage enhancementImage analysisPoint cloudRadar
The invention discloses a positioning and mapping method based on millimeter wave radar and visual SLAM. The distance size of the visual SLAM track data based on the camera is corrected by using the accurate distance information of the odometer. The positioning information with low cost, high accuracy and strong robustness is obtained. The point cloud scanned by the millimeter-wave radar is registered into a world coordinate system according to the positioning information. The method achieves the drawing of the position and shape of an external obstacle, irons out the defect that a millimeter-wave radar is poor in point cloud data self-registration compared with a laser radar, fully utilizes the precise distance measurement capability of the millimeter-wave radar and the low cost, and achieves the high-quality mapping.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA
Electronic cam type comprehensive experiment table for teaching
The invention discloses an electronic cam type comprehensive experiment table for teaching. The electronic cam type comprehensive experiment table for teaching comprises a frame, an eccentric module, a cam curve drawing module and an electronic cam movement demonstrating module, wherein the eccentric module, the cam curve drawing module and the electronic cam movement demonstrating module are fixed on the frame. A corresponding cam contour line can be drawn by the cam curve drawing module by inputting periodic cam movement curve signals to the electronic cam movement demonstrating module, and comparison between electronic cam movement and traditional cam movement is achieved. The electronic cam type comprehensive experiment table for teaching has the advantages that an electronic cam is introduced to experiment teaching for the first time, direct comparison between a traditional cam mechanism and an electronic cam mechanism movement rule can be achieved, the cam contour line can be drawn, movement simulation of different kinds of cams can be achieved by means of traditional cam replacement and eccentric adjustment, and thereby comprehension on the cam mechanism and the electronic cam can be deepened, and cam design and analysis abilities can be improved.
Owner:ZHEJIANG UNIV
Station yard graph drawing and displaying method based on shunting protection system
PendingCN111783185AAchieve drawingStation real-time data refreshGeometric CADConfiguration CADData displayData file
The invention relates to the field of rail transit, in particular to a station yard graph drawing and displaying method based on a shunting protection system. The method comprises the following steps:S1, writing station yard basic information into a station yard data file according to a preset protocol; S2, reading the station yard data file according to a preset data format, and storing the corresponding station yard element basic information in a database of a server side; S3, pushing the data stored in the database to a client; S4, allowing the client to establish a coordinate system basedon the scalable vector graph drawing technology, analyze the incidence relation of the basic information of station yard elements and draw a station yard basic graph; and S5, transmitting real-time data of a locomotive and a station yard in real time, analyzing the real-time data, storing the analyzed real-time data in the database of the server side, and pushing the analyzed real-time data to the client side to realize real-time data display and refreshing of station yard graphs. According to the method, station graph drawing, real-time data refreshing and rapid updating of basic graph dataof station graphs can be efficiently realized.
Owner:HUNAN CRRC TIMES SIGNAL & COMM CO LTD
Mechanical drawing line drawing pencil for drawing different line widths and line types
InactiveCN106427304AQuick switchAchieve drawingWriting unitsMultiple-point writing implementsAir springLine width
The invention discloses a mechanical drawing line drawing pencil for drawing different line widths and line types. The mechanical drawing line drawing pencil comprises a pencil cap, a pencil lead adjusting disc, a pencil holder, an electromagnetic coil, reset springs and rollers. The mechanical drawing line drawing pencil is characterized in that the front end of the pencil holder is in threaded connection with the pencil cap, pencil lead grooves are formed in the middle portion of the pencil cap, and the pencil lead adjusting disc is installed in the pencil holder; multiple pencil lead inlay holes are formed in the pencil lead adjusting disc at equal intervals in the same circumferential direction, a pencil lead is placed in each pencil lead inlay hole, the pencil leads are sleeved with the reset springs, pencil points are arranged on the bottom portions of the pencil leads, and the side face of the pencil lead adjusting disc is connected with a pencil lead switching rotary knob; and an ejector rod is arranged above the pencil lead adjusting disc, a top pressure disc is arranged on the bottom portion of the ejector rod, the upper end of the ejector rod is connected with an armature block, the upper end of the armature block is connected with an air spring, the upper end of the air spring is connected with an iron core, and the electromagnetic coil is wound around the iron core. The multiple pencil leads can be rapidly switched, so that mechanical drawing is achieved to draw different line types with the different line widths.
Owner:HARBIN UNIV OF SCI & TECH
Electronical jumpering table of radio frequency identification
InactiveCN101093552AEasy to shareReport in timeCo-operative working arrangementsRecord carriers used with machinesSoftware systemBarcode
An electronic wring table of radio frequency status identification enables to store device port number, wring frame port number, down-connection device information, position of each device, etc listed on network writing table into RFID electronic countermark by digital compression way.
Owner:李钊轶 +3
Three-dimensional embroidery and making method thereof
InactiveCN102817191AGuaranteed three-dimensional effectMeet the requirements of different three-dimensional effectsEmbroidering machines apparatusEngineeringProcess engineering
The invention discloses three-dimensional embroidery and a making method thereof. The three-dimensional embroidery is designed to solve the problems in the existing embroidery technology, that the embroidery is poor in three-dimensional effects, large in the embroidery difficulty and variable in quality with each individual. The making method comprises the steps of preparing or making a three-dimensional effect model according to the embroidery patterns and the three-dimensional effect needing to be presented and carrying out embroidery on the three-dimensional effect model. The three-dimensional embroidery comprises the three-dimensional effect model and embroidery layers drawn on the three-dimensional effect model. The making method and the three-dimensional embroidery have the following beneficial effects that the three-dimensional embroidery is strong in three-dimensional effect expression, simple in structure and stable in quality and is simple to make.
Owner:JIHUA 3543 KNITTING CLOTHING
Voice drawing system and method
InactiveCN102445984AAchieve drawingInput/output for user-computer interactionSpeech recognitionImage contentSpeech sound
The invention discloses a voice drawing system and method. The method comprises the steps of: receiving a voice signal input by a user and selecting a graphic material, and figuring out quantitative numerical values of all attributes corresponding to the graphic material according to a sampling value of the voice signal of the user and then resetting the graphic material and outputting a displayed technical means. Therefore, the technical efficacy of drawing a graphic content with personal characteristics can be realized by using voice.
Owner:王茜
Test system and test method suitable for testing vehicle driving performance
The invention relates to a test system suitable for testing the vehicle driving performance. The system comprises a GNSS base station, a test device and a test control machine. The GNSS base station is erected on a control point with known coordinates; the test device comprises inertial navigation equipment, a mobile terminal receiver and a radio station; the inertial navigation equipment, the mobile terminal receiver and the radio station are fixedly mounted at the top end of the vehicle body; wherein the inertial navigation equipment is fixedly connected with the mobile terminal receiver through a communication cable, the GNSS base station is in communication connection with the mobile terminal receiver through a radio station to obtain high-precision position data in real time, and thetest control machine is connected with the mobile terminal receiver in a wireless communication mode to receive the data. The test system and method suitable for testing the vehicle driving performance can realize accurate test of vehicle offset parameters and drawing of a vehicle driving track, so that the vehicle performance test system can measure vehicle position information simply and quickly.
Owner:TIANJIN NAVIGATION INSTR RES INST
Intelligent aided design system for platform door
InactiveCN107862151AEnsure consistencyReduce drawing errorsGeometric CADSpecial data processing applicationsDesign systemsEngineering
The invention discloses an intelligent aided design system for a platform door. According to the system, all design parameters of the platform door are stored in a database; the design parameters of the platform door in the database are extracted and cached, the design parameters are assigned to a first-class drawing plotting factor or a second-class drawing building factor, plotting software is called, and a first-class drawing of the platform door is plotted according to first-class drawing plotting factor parameters, or a second-class drawing for building the platform door is plotted according to second-class drawing building factor parameters; the first-class drawing plotting factor parameters or the second-class drawing building factor parameters are cached, the cached first-class drawing plotting factor parameters or second-class drawing building factor parameters are stored to the database, and the database is updated. The technological scheme further discloses application of the intelligent aided design system. A first-class drawing plotting module and a second-class drawing building module share the same database, and the same design parameters are called so that the design parameters and the structure of the generated first-class drawing can correspond to those of the generated second-class drawing; the plotting efficiency is effectively improved, and the plotting error is reduced.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
Webpage-based drawing and display method for power simulation diagram
ActiveCN104778733AFix compatibility issuesAchieve drawingDrawing from basic elementsWeb pageComputer science
The invention discloses a webpage-based drawing and display method for a power simulation diagram. The webpage-based drawing and display method incorporates RaphaelJS for the drawing and display of the power simulation diagram, and has the advantages that no plug-in needs to be installed on a client, and the browser compatibility is higher, so that the use convenience of users is greatly improved.
Owner:STATE GRID CORP OF CHINA +2
Speed reducer operation performance test platform
ActiveCN111044286AReduce outgoingPrevent flying outProgramme controlMachine part testingInfrared thermometryNoise detection
The invention discloses a speed reducer operation performance test platform. The platform comprises a belt conveyor, detection boxes, protection mechanisms, an infrared thermometer, a first test mechanism, a first moving mechanism, a stepping motor and a second test mechanism. T-shaped plates are arranged on the front surface and the rear surface of the belt conveyor; supporting legs are arrangedat the bottoms of the T-shaped plates and the bottom of the belt conveyor, the two sets of detection boxes are symmetrically arranged and assembled on the T-shaped plate through sliding mechanisms, audible and visual alarms are arranged on the detection boxes, noise detectors are arranged on the inner cavity faces of the detection boxes, and the protection mechanisms are installed at inlets and outlets of the two sets of detection boxes. The speed reducer operation performance test platform can perform integrated detection, shorten the test time, reduce the number of users, improve the test efficiency, improve the accuracy of various test results and improve the safety during detection.
Owner:广东馥融传动科技有限公司
Drawing method and device based on layer superposition, terminal equipment and storage medium
PendingCN110570497ASolve the single display effectAchieve drawingModifying/creating image using manual inputManufacturing computing systemsBackground imageTerminal equipment
The invention discloses a drawing method and device based on layer superposition, terminal equipment and a storage medium. The method comprises the following steps: acquiring a background image and performing gray processing to obtain a gray background image; wherein the gray background image comprises a plurality of background patterns; through clustering processing, separating each background pattern to obtain a plurality of separated background patterns; obtaining an original image and performing gray processing to obtain a gray original image; taking any separated back pattern as a to-be-superimposed pattern, fitting the image center point of the to-be-superimposed pattern with the image center point of the gray-scale original image, and then extracting all pixel points of an overlapping region of the to-be-superimposed pattern and the gray-scale original image to obtain a to-be-drawn image; according to the gray values of the pixel points of the to-be-drawn image, determining thenumber of drawing times of the pixel points of the to-be-drawn image; and drawing the to-be-drawn image on the drawing carrier according to the drawing times of the pixel points of the to-be-drawn image. By implementing the embodiment of the invention, the display effect of the painting work can be diversified.
Owner:GUANGDONG INTELL VISION TECH CO LTD
Bridge deformation detection method and system
ActiveCN111583244AIntuitive deformation directionIntuitive display of deformation trendImage enhancementImage analysisComputer graphics (images)Deformation monitoring
The invention relates to the technical field of bridge deformation detection, and discloses a bridge deformation detection method and system, and the method comprises the steps: carrying out the pre-analysis of a bridge, and arranging deformation monitoring points; laying an image acquisition device, and matching laying reference points to form a reference plane; acquiring a bridge image as a basic image when no pedestrian or vehicle runs on the bridge, and measuring and calculating to obtain space coordinates of an image acquisition device, a deformation monitoring point and a reference point; when pedestrians or vehicles run on the bridge, performing image acquisition on the bridge according to a preset frequency to obtain a deformation image; establishing a three-dimensional deformationcoordinate system O-XYZ to obtain three-dimensional deformation values of the deformation monitoring points, and summarizing the three-dimensional deformation values to obtain a dynamic deformation curve graph of the deformation monitoring points in X, Y and Z directions. The dynamic deformation of the bridge can be monitored in real time, static deformation can be measured, potential risks are effectively warned, the operation is easy, the cost is low, and wide application prospects are achieved.
Owner:安徽建大交通科技有限公司
RQDt optimal threshold t solving method based on photogrammetry and RQD inversion
InactiveCN112464513AImplement classificationImplement RQD indicator classificationImage enhancementImage analysisAlgorithmNetwork model
The invention discloses an RQDt optimal threshold t solving method based on photogrammetry and RQD inversion, and belongs to the field of RQDt optimal threshold t solving, and the method comprises thesteps: (1) quickly obtaining structural plane digital photogrammetry; (2) drawing a structural surface pole diagram and a trend rose diagram; (3) making rock mass quality calculation based on RQD indexes; (4) generating and sectioning a rock mass three-dimensional fracture network model; (5) drawing an RQDt anisotropy diagram; and (6) arranging an optimal threshold t solving method based on RQD inversion. Photogrammetry, fuzzy equivalent clustering, an RQD theory, a fracture network model, a generalized RQD theory and inversion calculation are combined, the optimal threshold t of RQDt is solved, and the RQDt optimal threshold t solving method based on photogrammetry and RQD inversion is provided. The method is clear, the obtained threshold t can reflect the real rock mass quality, and themethod is suitable for solving the optimal threshold t of the rock mass RQDt.
Owner:SHAOXING UNIVERSITY
Three-dimensional particle system large scale sea climate simulation method based on octree
The invention discloses a three-dimensional particle system large scale sea climate simulation method based on an octree and belongs to the three-dimensional technology field. The method comprises steps that, sea monitoring data is stored in a space database; an octree data set A at a designated time segment in a target observation region on a digital earth from the space database is acquired; the target observation region on the digital earth is divided according to the octree principle into multiple sub spaces, a particle emitter is arranged in each division sub space; association relations between data in the octree data set A and the particle emitters in the sub spaces are established, particle emitter parameters in the sub spaces are set according to data characteristics to make particles emitted by the particle emitters to operate along ellipsoid coordinate locus. Through the method, data space attributes can be clearly expressed, rapid retrieval can be conveniently carried out, and thereby data characteristic expression and true monitoring result reduction can be realized through limited bearable rapidly-displayed data bulk at any detail level.
Owner:BEIJING THREEDA TECH
Method for following display of labeling graph based on serial port
ActiveCN106445208AAchieve drawingRealize the display effectInput/output processes for data processingVisibilityGraphics
The invention discloses a method for following display of a labeling graph based on a serial port. The method comprises the steps of judging the moveable scope of the graph, receiving and sending the serial port data and judging the correctness of a mouse position according to the attribute of the image color in the scope. According to the invention, on the basis of the serial port technique, the mouse moving track in the visible scope of the screen is accurately recognized, the following movement of the following graph is generated according to the mouse moving track, the drawing and the following display of the labeling graph are realized, some display contents can be highlighted according to the requirements in a demonstration process, and the visibility, accuracy and convenience in displaying the content can be promoted.
Owner:NANJING JUSHA MEDICAL TECH
Improved Mathews stability diagram evaluation method based on photogrammetry, BQ, RQDt and crustal stress
InactiveCN112200417ARealize BQ index classificationRealize generationGeometric CADDrawing from basic elementsNetwork modelDigital photogrammetry
The invention discloses an improved Mathews stability diagram evaluation method based on photogrammetry, BQ, RQDt and crustal stress, and belongs to the field of Mathews stability diagram evaluation methods, and the method comprises the following steps: (1) quickly obtaining structural plane digital photogrammetry; (2) conducting structural plane fuzzy equivalent clustering analysis; (3) conducting rock mass quality calculation based on a BQ index; (4) generating and sectioning a rock mass three-dimensional fracture network model; (5) drawing an RQDt anisotropy diagram; (6) solving an optimalthreshold t based on BQ inversion; (7) solving an RQDt under anisotropy conditions; (8) measuring a crustal stress; (9) improving a Mathews stability graph method; and (10) conducting evaluation basedon an improved Mathews stability diagram. According to the method, photogrammetry, fuzzy equivalence analysis, a BQ theory, a fracture network model, a generalized RQD theory and a crustal stress measurement method are combined, and improved Mathews stability diagram method mine room stability evaluation considering RQDt anisotropy and crustal stress fitting is achieved. The method is clear and suitable for evaluating the stability of the mine room surrounding rock.
Owner:SHAOXING UNIVERSITY
Automatic production equipment for sewing gloves
ActiveCN108130657ARealize integrated automatic productionIncrease productivityWorkpiece carriersWork-feeding meansEngineeringCushion
The invention discloses automatic production equipment for sewing gloves. The automatic production equipment comprises a rack and a sewing machine; the rack is provided with a rotary motor, an outputshaft of the rotary motor is connected with a turning arm, and two columns of the turning arm are connected with a fixing plate; a fixing roller is arranged on the fixing plate, and a gear roller is arranged outside the fixing roller and is meshed with a gear belt; a cushion block is arranged at the inner side of the gear belt, and a clamping plate is fixed to the cushion block and is provided with a through hole and a glove model cavity; a blanking mechanism cooperated with the glove model cavity is arranged at the lower end of the rack; the rack is provided with a reel, a mounting block anda transition roller, the mounting block is provided with an adjusting plate, the adjusting plate is provided with a press roller, and the mounting block is provided with a feed striping assembly; an automatic delivering frame is arranged below the feed striping assembly and is provided with a first delivering platform and a second delivering platform. By means of the automatic production equipmentfor sewing the gloves, integrated automatic production is achieved, and the production efficiency is high.
Owner:会同县健骄皮制品有限公司
Hand-held performance monitoring system and monitoring method for electricity consumption information collection system
ActiveCN108540172BAchieve drawingImplement performance monitoringElectric signal transmission systemsPower distribution line transmissionFrequency spectrumSpectrum analyzer
The invention discloses a hand-held performance monitoring system and a monitoring method for an electricity consumption information collection system. The monitoring system includes: a carrier sampling unit, a switch matrix unit, a receiver unit, a spectrum analyzer and an embedded computer unit, and the embedded computer unit It is used to receive and store the vectorized data output by the receiver unit and draw the eye diagram and constellation diagram according to the vectorized data, and receive and store the signal output by the spectrum analyzer and draw the spectrum diagram according to the signal output by the spectrum analyzer . The invention also discloses a monitoring method of a hand-held performance monitoring system used in an electricity consumption information collection system. The present invention can accurately locate the cause of the fault on site, effectively and accurately realize the drawing of frequency spectrum diagram, eye diagram and constellation diagram, and accurately realize the performance monitoring of communication channel, the judgment of protocol consistency and sequence identification; thus, it is simple and fast to assist judgment on the spot Collection terminal communication failure.
Owner:CHINA ELECTRIC POWER RES INST
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