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42results about How to "Achieve initial screening" patented technology

Medlar picking machine

The invention discloses a medlar picking machine, and belongs to the technical field of medlar picking. The medlar picking machine comprises a support frame assembly, a collecting assembly and a vibration assembly, and has the following connection relationship that a support frame B of the collecting assembly is movably connected with a support frame A of the support frame assembly through a lifting oil cylinder, and the movable connection of the collecting assembly and the support frame assembly is formed; in addition, the support frame B is positioned inside a cavity formed by the support frame A, and the strip-shaped gap of a bottom plate of the support frame B is placed along the X-axis direction; a vibration frame plate of the vibration assembly is glidingly connected with the support frame B of the collecting assembly through a double-rolling-wheel structure, and the movable connection of the vibration assembly and the collecting assembly is formed; in addition, the vibration frame plate can slide on the support frame B along the X-axis direction. The medlar picking machine has the advantages that through a multi-point uniform distribution vibration swinging type fully automatic picking mechanism, the picking efficiency is improved, the thorough picking rate of fresh medlar fruits is high, in addition, only ripe fruits are harvested in the operation process, and unripe fruits cannot be damaged.
Owner:CSIC ZHONGNAN EQUIP

Artificial intelligence auxiliary pathological diagnosis system and method

The invention relates to an artificial intelligence auxiliary pathological diagnosis system. The system includes a pathological information database, a pathological expert database, and one or more programs executed by a processor, wherein the programs are used for performing steps of receiving a digital pathological file; matching an intelligent diagnosis algorithm model for the digital pathological file, and generating a preliminary diagnosis opinion and a preliminary analysis report; when the preliminary diagnosis opinion is negative, the preliminary analysis report is taken as a final analysis report, otherwise, the process enters a shunting program, a corresponding special doctor is matched, and the final analysis report from the special doctor is received. The invention further provides an artificial intelligence assisted pathological diagnosis method. The system is advantaged in that by means of artificial intelligence means, preliminary screening of the digital pathological files is achieved, the digital pathological files which are negative are screened to directly generate a preliminary analysis report, the digital pathological files which may have problems are screened and transferred to the special doctor for manual definite diagnosis, and thereby the workload of a pathological doctor is reduced.
Owner:杭州迪英加科技有限公司

Agricultural rapeseed screening machine

The invention relates to a screening machine, in particular to an agricultural rapeseed screening machine. The invention provides the agricultural rapeseed screening machine being automatic in screening, convenient to collect and capable of thoroughly screening impurities. The agricultural rapeseed screening machine comprises a base, a funnel, a baffle and a separation device; and supporting columns are symmetrically arranged on one side of the top of the base, the funnel is arranged between the tops of the supporting columns, the lower part of the funnel is connected with the baffle in a sliding mode, and the separation device is arranged at the top of the base. The agricultural rapeseed screening machine achieves the effects of automatic screening, convenient collection and thorough screening of the impurities; a servo motor is started to drive a rotating shaft to rotate, and through cooperation between the separation device and a screening device, the separation device preliminarilyscreens rapeseeds while the rapeseeds fall; and when the rapeseeds fall on a screening frame, the screening frame moves left and right to secondarily screen the rapeseeds, in this way, the rapeseedscan be automatically screened, and the effect of thoroughly screening the rapeseeds can also be achieved.
Owner:满洲里阿尔泰国际粮油实业有限公司

Task-based maintenance support equipment optimization method

ActiveCN112989697ASmall scaleFulfillment of uptime requirementsForecastingDesign optimisation/simulationCombat readinessRough set
The invention discloses a task-based maintenance support equipment optimization method, which comprises the following steps of: solving a kernel and reduction by utilizing a rough set theory, constructing a key maintenance support equipment configuration rule between key maintenance support equipment influence factors and the number of key maintenance support equipment through reduction, preliminarily determining the variety and the number of the key maintenance support equipment, according to an M / M / c / infinity / m queuing theory model, on the premise that the requirement for the combat readiness rate of a fleet is met, obtaining the lowest required preventive maintenance support equipment configuration number through an analytical method, establishing a simulation model and a simulation optimization tool OptQuest through multiple agents, obtaining the combat readiness rate value under the condition that the number of key maintenance support equipment is configured through simulation, adjusting a key maintenance support equipment quantity configuration scheme, and determining the lowest required maintenance support equipment configuration quantity under the condition that the combat readiness rate is reached within the given typical support task time.
Owner:AIR FORCE ENG UNIV OF PLA AIRCRAFT MAINTENACE MANAGEMENT SERGEANT SCHOOL

Method for discriminating depth of nonconductor defect based on multi-pair electrode capacitance imaging detection technology

The invention discloses a method for discriminating the depth of a nonconductor defect based on a multi-pair electrode capacitance imaging detection technology, and relates to the field of nondestructive detection signal processing. The method comprises the following step: receiving input multi-pair electrode capacitance imaging detection signals, wherein the detection signals include a defect detection signal Yn and a zero-defect detection signal YSn; obtaining the defect signal change value delta Yn= Yn - YSn, and judging whether the defect signal change value delta Yn is greater than or equal to a preset threshold Pn or not; judging that the defect does not exist if not; judging that the defect exists if so; carrying out coordinate transformation on the abscissa Xn corresponding to thedefect signal Yn to obtain a transformed abscissa HXn = Xn-dn / 2; transforming the defect signal Yn to obtain a transformed ordinate HYn =Yn. / YSn; drawing a curve map according to the abscissa HXn andthe ordinate HYn; determining the maximum electrode pair number Ca when the number of a trough, corresponding to the defect, in the curve map is 1; determining the minimum electrode pair number Cb when the number of troughs, corresponding to the same defect, in the curve map is 2; and determining that the depth of the defect is between the effective detection depths of the electrode pair Ca and Cb.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Product quality detection system and method based on opencv

PendingCN109859185ARealize screeningRealize the purpose of screening unqualified productsImage analysisCharacter and pattern recognitionNormalized correlationManipulator
The invention discloses a product quality detection system and method based on opencv. The system comprises a conveying belt module, an opencv image acquisition module, an opencv image processing module and a manipulator module, the first output end of the opencv image acquisition module is connected with the first input end of the manipulator module; the second output end of the opencv image acquisition module is connected with the input end of the opencv image processing module; the output end of the opencv image processing module is connected with the second input end of the mechanical armmodule, the output end of the mechanical arm module is connected with the input end of the conveying belt module, and the output end of the conveying belt module is connected with the input end of theopencv image collecting module. The system has the advantages that image acquisition is carried out on products to be detected, histograms of the products to be detected and the products to be detected and normalization related parameters of the histograms are preliminarily calculated, and the purpose of preliminarily screening unqualified products is achieved; and then, the feature values of thetwo characteristic points are further calculated, so that the purpose of further screening unqualified products is achieved.
Owner:NANJING UNIV OF POSTS & TELECOMM

A wolfberry picking machine

The invention discloses a medlar picking machine, and belongs to the technical field of medlar picking. The medlar picking machine comprises a support frame assembly, a collecting assembly and a vibration assembly, and has the following connection relationship that a support frame B of the collecting assembly is movably connected with a support frame A of the support frame assembly through a lifting oil cylinder, and the movable connection of the collecting assembly and the support frame assembly is formed; in addition, the support frame B is positioned inside a cavity formed by the support frame A, and the strip-shaped gap of a bottom plate of the support frame B is placed along the X-axis direction; a vibration frame plate of the vibration assembly is glidingly connected with the support frame B of the collecting assembly through a double-rolling-wheel structure, and the movable connection of the vibration assembly and the collecting assembly is formed; in addition, the vibration frame plate can slide on the support frame B along the X-axis direction. The medlar picking machine has the advantages that through a multi-point uniform distribution vibration swinging type fully automatic picking mechanism, the picking efficiency is improved, the thorough picking rate of fresh medlar fruits is high, in addition, only ripe fruits are harvested in the operation process, and unripe fruits cannot be damaged.
Owner:CSIC ZHONGNAN EQUIP

Middle scale sample, preparation method thereof and application of sample

The invention belongs to the technical field of surface treatment of a catalytic cracking unit of oil refining industry, particularly relates to a middle scale sample, a preparation method thereof andan application of the sample. The middle scale sample comprises base powder and a binding agent, the base powder comprises, by weight, 0.88 part of calcium chloride, 2.77 parts of ferrous sulfate, 2.81 parts of nickel sulfate and 93.54 parts of MMC-2 catalysts. According to the middle scale sample, the calcium chloride, the ferrous sulfate, the nickel sulfate and the MMC-2 catalysts are mixed toobtain the base powder, the base powder is mixed with the binding agent to obtain blending powder, water is added into the blending powder to obtain blending slurry, and the blending slurry is sintered at high temperature and cooled to obtain the middle scale sample. The prepared middle scale sample easily forms scale, the cohesion strength of the scale sample is high, and the middle scale samplecan be used for preliminary screening of anti-scale coatings.
Owner:725TH RES INST OF CHINA SHIPBUILDING INDAL CORP

Drug screening device based on in-vivo visible light imaging of living animals

The invention discloses a drug screening device based on in-vivo visible light imaging of living animals, which comprises an equipment box, a camera obscura, an electron multiplication CCD arranged in the equipment box, and an exciting light source, a PMT detector, a detection lens and a camera which are arranged in the camera obscura, the medicine screening device further comprises an animal fixing assembly rotationally arranged in the camera obscura, a first rotation driving mechanism used for driving the animal fixing assembly to rotate around the Y axis, a temperature control assembly used for providing air heating for living animals fixed to the animal fixing assembly and a three-dimensional displacement mechanism arranged in the camera obscura. Automatic movement of the probe of the PMT detector is achieved through the three-dimensional displacement mechanism, a fixed living animal can be rotated through the first rotation driving mechanism and the animal fixing assembly, on one hand, optical detection of the whole animal is conveniently achieved, on the other hand, local detection is conveniently conducted through cooperation with the three-dimensional displacement mechanism, the operation in the detection process is simpler, more convenient and quicker.
Owner:SUZHOU HEALTH COLLEGE

Vehicle-mounted device for intelligently detecting wearing mask and automatically selling mask

The invention discloses a vehicle-mounted intelligent mask wearing detection and automatic mask selling device which mainly comprises an intelligent terminal device and a background server which are in wireless communication, peripheral accessories of the intelligent terminal device comprise a camera, a code scanning module, a mask delivery control module, an NB-LOT antenna and a GPS antenna, and the camera, the code scanning module, the mask delivery control module, the NB-LOT antenna and the GPS antenna are in wireless communication. The background server comprises an equipment management system and an equipment operation and maintenance system. The intelligent terminal equipment comprises the following modules: a power supply module, a CPU minimum system, a video acquisition and conversion module, an AUDIO module, a two-dimensional code scanning module, a control outlet cover module, an NB-LOT communication module, a GPS module, a reset circuit, an indicating lamp group, an Ethernet module, a self-checking module and other communication modules, wherein the CPU minimum system is electrically connected with the other modules. The device can automatically detect whether a passenger wears a mask or not, reduces the burden of a driver, has an automatic mask selling function, and can solve the extremely urgency of the passenger.
Owner:南京行者易智能交通科技有限公司

Bidding method and device

The invention discloses a bidding method and device. The method comprises the steps: collecting crawler data corresponding to a bidding field from a bidding website, and realizing the preliminary screening of bidding data; further screening the bid inviting data by performing bid inviting feature extraction on the crawler data; and then based on a preset bidding condition set by the bidding party,screening out a target bidding party meeting the preset bidding condition from the bidding feature data for bidding. Compared with manual screening of the bidding parties in a traditional scheme, theintelligent screening of the bidding parties by the bidding parties is realized, so that the manpower and time are greatly saved, and the bidding efficiency is improved.
Owner:SAIC MOTOR

A shiitake mushroom handle loosening machine

The invention discloses a lentinus edodes stem floss forming machine. The machine comprises at least one rack, a striking and floss forming device, a floss forming barrel, a main transmission device, an air blower and an air blower motor, wherein the air blower is driven through the air blower motor; the striking and floss forming device comprises a main shaft and cutters; the cutters fixedly sleeve the main shaft; the main transmission device comprises a main motor, a large synchronizing belt pulley, a small synchronizing belt pulley and a synchronizing belt; the large synchronizing belt wheel fixedly sleeves an output shaft of the main motor; all the cutters of the striking and floss forming device are positioned in the floss forming barrel; two ends of the main shaft penetrate through the sidewall of the floss forming barrel so as to be respectively fixed to the rack through bearings; the small synchronizing belt pulley fixedly sleeves one end of the main shaft and is connected with the large synchronizing belt pulley through the synchronizing belt; a feeding bucket is arranged on the top of the floss forming barrel; a discharging opening is formed in the bottom of the floss forming barrel and is connected with an air inlet of the air blower through an air tube. The machine is simple in structure, ingenious in design, good in floss forming effect, and high in floss forming efficiency, can be used for continuously processing lentinus edodes stems, and is suitable for industrial production.
Owner:HUAZHONG AGRI UNIV

A seeding device based on big data information

The present invention relates to the field of big data technology, and discloses a high-quality sowing equipment based on big data information, including a mounting base and a sowing device fixedly installed inside the mounting base. The top right side of the sowing device is fixedly connected with a feeding hopper. The right side of the top of the sowing device is provided with a feeding trough connected to the bottom of the feeding hopper; the inner left side of the sowing device is provided with a cavity, and the inner left side of the cavity is fixedly installed with a drive mechanism for power. The right side of the pull plate is slidingly connected with a pull plate for transmission, and the left end of the pull plate is linked with the output end of the drive mechanism; the top of the right side of the pull plate is fixedly connected with a screen extending to the inside of the trough. The high-quality seeding equipment based on big data information realizes the functions of seed screening, sowing and watering with a set of power devices, which not only simplifies the structure of the equipment, reduces the weight of the equipment, but also reduces energy consumption, and realizes the advantages of agricultural big data equipment. Energy conservation.
Owner:浙江科友信息工程股份有限公司

A melon seed sorting device and its application method

A melon seed separation unit comprises a support, and a material collection portion, an air separation portion, a seed collection container, a peel collector and a base which are fixed along the support sequentially from top to bottom. The material collection portion is integrally in the shape of a circular arc, and a seed passage is arranged in the bottom of the material collection portion. An air source pipe is fixed to the top end of the support, penetrates through the material collection portion and penetrates out from the bottom of the seed passage. The air separation portion comprises a circular arc air separation chamber and a collection chamber which are communicated through a first air separation passage and a second air separation passage, the first air separation passage is arranged axially along the air separation portion and opposite to the air source pipe, and the second air separation passage is annually arranged around the first air separation passage. The melon seed separation unit is simple to operate, quick and effective and good in separation effect, the material collection portion, the air source pipe and the air separation portion are integrated, physiological property of the seeds is unaffected as soaking is omitted, no mechanical damage is caused to the seeds, germination vitality of the seeds is unaffected, and storage and utilization of seeds are facilitated.
Owner:SHANDONG CROP GERMPLASM CENT

A method for judging the depth of non-conductor defects based on multi-pair electrode capacitive imaging detection technology

The invention discloses a method for judging the depth of a non-conductor defect based on a multi-pair electrode capacitive imaging detection technology, which relates to the field of non-destructive detection signal processing, including: receiving input multi-pair electrode capacitive imaging detection signals, wherein the detection signal includes defect detection Signal Y n and no defect detection signal YS n ; Find the defect signal change value △Y n =Y n -YS n , and at the same time judge the defect signal change value △Y n Whether it is greater than or equal to the preset threshold P n ; If not, it is judged that the defect does not exist; if it is, it is judged that the defect exists; for the defect signal Y n Corresponding abscissa X n Carry out coordinate transformation, the transformed abscissa HX n =X n -d n / 2; for defect signal Y n Transform, the transformed ordinate HY n =Y n . / YS n ; and according to the abscissa HX n with ordinate HY n Draw a graph; when the number of troughs in the graph corresponding to the defect is 1, determine the maximum electrode pair number C a ; When the number of troughs in the graph corresponding to the same defect is 2, determine the minimum electrode pair number C b ; Then it is judged that the depth of the defect lies in the electrode pair C a with C b between the effective detection depths.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Mountain peach charcoal incense and preparation method thereof

The invention discloses mountain peach charcoal incense and a preparation method thereof, and relates to the technical field of mountain peach charcoal incense preparation. The mountain peach charcoalincense comprises the following raw material components in parts by mass: 5-7 parts of mountain peach charcoal powder, 1-3 parts of sticky powder, 0.1-1.5 parts of pollen, and 10-20 parts of water, wherein mountain peach charcoal rods are carbonized and activated at the temperature of 500-700 DEG C to prepare activated charcoal, the sticky powder is elm sticky powder or Indonesian nanmu sticky powder, the particle size of the charcoal powder is greater than or equal to 100 meshes, the iodine adsorption value is greater than or equal to 400 mg / g, and the pollen is mountain peach flower pollen.By means of the mountain peach charcoal powder with functions of the activated charcoal, in combination with the wood powder and the sticky powder, the mountain peach charcoal incense has the advantages of purifying indoor air, dispelling various peculiar smells, absorbing moisture and removing dampness; and the mountain peach pollen is added, so that the mountain peach charcoal incense has the delicate fragrance of peach blossoms and the effects of charcoal for preventing moths and mildew, inhibiting bacteria and expelling parasites, resisting allergy, promoting blood circulation and metabolism of human bodies, improving the immunity of the human bodies and relieving fatigue.
Owner:承德碧和源山桃有限公司

Face image capturing terminal of business member system

The invention discloses a face image capturing terminal of a business member system, and particularly relates to the technical field of face capture. The terminal comprises a mounting plate, a connecting frame, a power supply mechanism, a main control module and an image acquisition module, wherein the connecting frame is fixed at the bottom of the mounting plate; the power supply mechanism, the main control module and the image acquisition module are arranged at two sides of the connecting frame; the main control module comprises a main chip and an auxiliary chip, wherein the main chip is a microprocessor with high performance, high main frequency and high power consumption, and the auxiliary chip is a microprocessor with low performance, low main frequency and low power consumption. Theimage acquisition module is specifically a monitoring camera movably hinged to the connecting frame. According to the invention, the operation power consumption of the whole facial image capture terminal can be effectively reduced, the facial image capture terminal is more intelligent, the replacement frequency of a power supply mechanism is reduced, ultra-long standby is realized, complex wiringwork is not needed, and the installation and the use are convenient.
Owner:安徽兰臣信息科技有限公司

Road point cloud error scene analysis method based on space plane offset analysis model

The invention provides a road point cloud error scene analysis method based on a space plane offset analysis model. The method is characterized by comprising the following steps: S1, collecting point cloud data of a field road, and selecting local plane features on the road as a reference plane; S2, randomly performing control point coordinate acquisition on the selected reference plane according to the reference plane selected in the S1; S3, performing discreteness analysis on the control point data, and salient outliers in the control point data are eliminated by using a proposed salient outlier rapid screening algorithm; S4, constructing a point cloud local calculation space based on a discreteness analysis result in the S3; S5, acquiring a reference plane equation based on least square space plane fitting; S6, calculating the distance distribution condition from the laser foot points of the road point cloud to the reference plane; and S7, error scene analysis based on the space plane offset model. According to the method, qualitative analysis and systematic induction can be carried out on the road point cloud data deviation condition, and the mastering degree of the local data deviation condition is improved.
Owner:ZHEJIANG INST OF SURVEYING & MAPPING SCI & TECH

Multi-raw-material mixing device for producing various feeds and mixing process of multi-raw-material mixing device

The invention relates to the technical field of multi-raw-material mixing devices for multi-type feed production, in particular to a multi-raw-material mixing device for multi-type feed production, which comprises a mixing box body, two groups of support frames are arranged on the mixing box body, feed conveying pipe mechanisms are arranged on the support frames, and feed containing covers are arranged on the feed conveying pipe mechanisms. A screening mechanism with rolling and screening functions is arranged at one end of the conveying pipe mechanism; the spiral shaft rotates to drive the disc to rotate, the disc enables the L-shaped rod to drive the grinding box body to move back and forth along the guide column through the matching effect of the pin shaft and the rectangular hole, the movement of the grinding box body enables the rolling column to roll along the inner cavity of the grinding box body, and the rolling rolling column rolls large-particle raw materials, so that the large-particle raw materials are pulverized. And the crushed raw materials flow into the mixing box body through the screening holes, and meanwhile, the shaking grinding box body continuously turns over the crushed raw materials, so that the raw materials can pass through the screening holes, and the screening efficiency of the raw materials is improved.
Owner:廉江市汇海农牧科技有限公司
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