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195 results about "Disorganized EEG" patented technology

Application heartbeat cycle adjusting method and device, and terminal

An embodiment of the invention discloses application heartbeat cycle adjusting method and device, and a terminal. The application heartbeat cycle adjusting method includes steps of determining that an application is in a heartbeat adjusting blacklist according to identification of the application; and adjusting the first heartbeat cycle of the application into the second heartbeat cycle according to the preset heartbeat trigger cycle, wherein the heartbeat adjusting blacklist contains the identification of the application subjected to heartbeat cycle adjustment, the first heartbeat cycle of the application is an original heartbeat cycle of the application, the second heartbeat cycle is the heartbeat cycle of the application after being adjusted according to the preset heartbeat trigger cycle, the preset heartbeat trigger cycle is an adjusting cycle obtained by adjusting the first heartbeat cycle, so that the second heartbeat cycle of the application and the heartbeat trigger cycle are superposed. Accordingly, originally disordered heartbeat cycle time sequence in the terminal is adjusted into order heartbeat trigger cycle time sequence, times for waking up the terminal can be reduced, and standby power consumption of the terminal is decreased.
Owner:HUAWEI DEVICE CO LTD

Fast retrieval method based on inverted technology

The invention provides a fast retrieval method based on an inverted technology. The method comprises the following step of: 1, taking out all pieces of data which meet requirements of a corresponding centre from an inverted table by using geometrical consistency according to a quantization table to form a data set A; 2, quickly sorting the data in the data set A and counting the occurrence frequency of the data by using an array-based bucket sorting method; 3, calculating matching rate according to content consistency, and filtering out interference data to obtain a data set B; and 4, according to an accuracy requirement, in the data set B, quickly searching an optimum set C as an output result. By the method which is quite high in operating speed, the data which is concerned by a user can be quickly and accurately found in disordered mass data, and the accuracy of a query result can be adjusted according to practical application. In the method, time complexity is O(n), relevant to the scale n of the data set A and irrelevant to the scale of a total data set, so that query efficiency is greatly improved.
Owner:XI AN JIAOTONG UNIV

Regularization state machine model design method with stateful protocol

The invention discloses a regularization state machine model design method with a stateful protocol. The regularization state machine model design method is used for improving a traditional fuzz test aiming at a stateful network protocol, enables a test case generated by the traditional fuzz test to be targeted but not indigested, has a wide cover range and is efficient. The regularization state machine model design method comprises the steps of step 1, obtaining the protocol specifications of a to-be-tested network protocol, and obtaining the protocol rules and a preliminary protocol state machine model through format analysis on the to-be-tested network protocol; step 2, generating a regularization state machine model for simplifying state space according to the preliminary protocol state machine model and the information of the state rules; step 3, generating a state generating tree combined with a state and the rules according to the protocol rules and the regularization state machine model, simplifying the relation between the state and a message through the state generating tree, and eliminating insignificant combinations; step 4, generating a preliminary test case; step 5, carrying out regular variation on the preliminary test case, and obtaining a final test case set.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Unmanned method and system based on virtual track and moving block technique

The invention discloses an unmanned method and system based on a virtual track and the moving block technique. The unmanned method comprises the steps that S1, the virtual track of an unmanned vehicle is built; S2, the safe distance between the current vehicle and a front vehicle is acquired; and S3, on the basis of comparison between the actual distance based the current vehicle and the front vehicle and the sum of the safe distance and the maximum parking distance, the current vehicle is subjected to running control. According to the unmanned method and system based on the virtual track and the moving block technique, the virtual track and the moving block technique based on communication are introduced into the road unmanned system, various random phenomena occurring in the road vehicle running process can be effectively dealt, accordingly, a disorganized driving mode at first becomes orderly, and the design complexity of the system and the cost of the unmanned vehicle are greatly reduced.
Owner:BEIJING JIAOTONG UNIV

Image-based two-dimension code and image-based two-dimension code generating system and method

The invention discloses an image-based two-dimension code and an image-based two-dimension code generating system and method. The image-based two-dimension code generating system is used for spraying the two-dimension code corresponding to a product on the product. The image-based two-dimension code generating system comprises a two-dimension code generator, a processor and a color two-dimension code spraying device, wherein the two-dimension code generator, the processor and the color two-dimension code spraying device are connected in sequence. Due to the fact that a two-dimension code display image is embedded in a two-dimension code pattern, the two-dimension code which is chaotic originally displays the embedded two-dimension code display image. Therefore, the defects that the visual effect of an existing two-dimension code is poor and the appearance effect of the product is affected are overcome greatly, and good popularization and application prospect is obtained.
Owner:SHENZHEN JINJIA GRP +1

Range hood with flow-stabilizing and noise-reducing structure

The invention relates to a range hood with a flow-stabilizing and noise-reducing structure. The range hood comprises a housing (1) with an air inlet (11) and an air outlet (12), wherein a volute housing (2) with a front air inlet (21) is mounted in the housing, and an impeller (4) which is driven by a motor (3) to rotate is mounted in the volute housing; and the range hood is characterized in that a diversion cover (6) for leading smoke gas from the air inlet of the housing to the front air inlet of the volute housing is fixedly arranged on a front cover plate of the volute housing, and a front smoke guide channel (7) with caliber which is gradually reduced from top to bottom is formed between the diversion cover and the front end surface of the volute housing. The front smoke guide channel with the caliber which is gradually reduced from top to bottom is conductive to accelerating the rise of gas flow, thus the swirl and gas loss in the front smoke guide channel can be reduced, the corresponding air volume is increased, the speed of sucking away oil smoke is accelerated, and the effect of sucking the oil smoke is improved; and simultaneously, the diversion cover can control the air inlet direction, and ensures that disorganized gas flow is changed into the way of entering in a directional and ordered way, and the conditions for generating eddy flow is reduced, thereby reducing the noise of the range hood.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD

Electroplated diamond grinding wheel capable of orderly arranging abrasive materials

The invention discloses an electroplated diamond grinding wheel capable of orderly arranging abrasive materials, which comprises a grinding wheel base body and an abrasive material layer, wherein blind holes which are orderly arranged are arranged on the surface of the grinding wheel base body, the abrasive material layer comprises abrasive materials and a metal coating, the roots of the abrasive materials are embedded into the blind holes, and the metal coating is deposited on the surface of the grinding wheel base body and in the blind holes and is used to solidify the abrasive materials. The electroplated diamond grinding wheel capable of orderly arranging the abrasive materials achieves to regularly and orderly arrange the abrasive materials on the surface of the grinding wheel base body, and effectively solves the problems that the abrasive materials are rugged and chaotic to distribute in abrasive material layers of traditional diamond grinding wheels. The electroplated diamond grinding wheel capable of orderly arranging the abrasive materials improves holding force of coatings and base bodies to the abrasive materials by utilizing the squeezing and filling actions of diamond abrasive materials to the blind holes, and prolongs life 15%-20%. The abrasive materials are orderly arranged on the surface of the grinding wheel base body to form an excellent chip removal path, prevent having a phenomenon that process workpieces are burnt because of blocking of abrasive dusts, and improve grinding quality.
Owner:ZHENGZHOU RES INST FOR ABRASIVES & GRINDING CO LTD

Warning signal analysis method of regulation and control center and intelligent warning system based on warning signal analysis method of regulation and control center

InactiveCN107492952AImprove the efficiency of processing alarm informationCircuit arrangementsGrid faultSCADA
The invention relates to the technical field of grid fault treatment and particularly provides a warning signal analysis method of a regulation and control center and an intelligent warning system based on the warning signal analysis method of the regulation and control center. Real-time monitoring and comprehensive analysis of SCADA / EMS warming signals are achieved on the basis of two intelligent methods of an external rule and an internal expert knowledge base, the current situation that the warning signals are isolated from one another and are disordered is changed, and a fault and an exception in a power grid can be timely found out through correlation analysis. The external rule definition function of the system is completely open to users, authorized users all can log onto a rule maintenance interface and carry out corresponding operations to meet the regulation and control integration operation requirements of a large power grid, and a dispatcher is assisted in analyzing the grid fault, so that the accident emergency treatment efficiency and capability are improved and safe and stable operation of the power grid is ensured.
Owner:HONGHE POWER SUPPLY BUREAU OF YUNNAN POWER GRID

Process for braiding wicker and basic and creative braiding process

The invention discloses a process for braiding a wicker and a basic and creative braiding process, comprising the following steps: welding to form a frame according to a model and the design requirement, braiding a warp and a weft on the frame, leading the weft to braid in a universal inserting way so that the integration is shown as a chaotic arrangement and a braided and molded product has strong ornamental performance and stereoscopic impression. The invention overcomes the defects of a traditional product, increases the flower color variety, develops the braiding industry and improves theapplication value of the product.
Owner:FUNAN TENGXIANG ARTS & CRAFTS

Drill pipe transit box of drilling machine

The invention provides a drill pipe transit box of a drilling machine. The drill pipe transit box comprises a box body, wherein multiple equidistantly arranged vertical partition boards are symmetrically arranged on the left and right side plates of the box body, a drill pipe storage chamber for holding a column of drill pipes is formed between two adjacent vertical partition boards, a base is installed at the bottom of the box body, drill pipe conveying mechanisms are arranged on the base, each drill pipe conveying mechanism comprises a supporting seat, a slideway is arranged on the supporting seat, and a sliding seat is installed in the slideway; a drill pipe lifting device is arranged between two drill pipe conveying mechanisms. The drill pipe conveying mechanism used for synchronously conveying drill pipes and arranged on the base is used for conveying the drill pipes to the underface of different drill pipe storage chambers in the box body, the drill pipe lifting device arranged between the two drill pipe conveying mechanisms is used for jacking the drill pipes into the drill pipe storage chamber, and the actions are performed in sequence to fill up the drill pipes in the box body, and thus the problem that the drill pipes are placed disorderly on a construction site is solved, the bending deformation of the drill pipes in a placement process is avoided, and the service life of the drill pipes is prolonged.
Owner:H H DRILL TECH DRILLING MACHINERY CO LTD

Log running method and system, client and server

The invention is applicable to the technical field of banking log running and provides a log running method and system, a client and a server. The method comprises the steps that log information sent from the client is received, wherein the log information comprises a log ID and type IDs, and the type IDs comprise at least one of trading time, a system ID, a business ID, an institution ID and a teller ID; the log information is stored in configuration documents corresponding to the type IDs and cached in a message queue; based on the message queue, and a plurality of service threads are adopted to classify the log information stored in each configuration document, so that at least one sort file corresponding to the type IDs is formed; a log file is formed based on the at least one sort file and is sent to the client. By means of the method, the chaotic problem generated when a log is asynchronously written to a log module can be solved.
Owner:SHENZHEN KINGDOM TECH

Industrial explosive robot neat production line

The invention relates to an industrial explosive robot neat production line, in particular to application of sorting robots to the civil explosive industry. The industrial explosive robot neat production line is mainly composed of a cartridge sorting and shaping device, a robot sorting and stacking device, a returning device and a control system. The control system is an electric control part and is used for controlling coordinated motions of the whole production line to jointly complete all the functions. Disordered cartridges at the front end are primarily tidied through the cartridge sorting and shaping device of the industrial explosive robot neat production line and straightly advance in the conveying direction, sorting robots automatically capture the positions of the cartridges and accurately position the cartridges with the advanced intelligent video capturing and positioning technology, intelligent grabbing and intelligent stacking are achieved, and the continuity, the unmanned aim and the intelligence of the industrial explosive packaging line are achieved.
Owner:WUHAN RENTIAN PACKAGING TECH

Text analysis based power outage cause recognition system

The invention relates to the field of mode recognition, and discloses a text analysis based power outage cause recognition system. The text analysis based power outage cause recognition system includes a database and a processor; the database records power outage data which is generated when customer service staff provide customer services and record frequent power outage complaints; and the processor is internally provided with a text partition and filtering expert system module, a basic cause recognition expert system module, and an HDSP recognition module. The text analysis based power outage cause recognition system can help a client lock a power outage cause from messy work orders, clear responsibility, enhance customer center management, create conditions for improving the user satisfaction, and allow enterprises to treat a power outage event timely; a used model and a used system are achieved automatically, are objective in evaluation criterion, and are good in integration performance; the workload of a worker can be greatly reduced; and the problem that inconsistent results of workers due to subjective causes can be solved.
Owner:杭州远传新业科技股份有限公司

Sorting device of ham sausage appearance on-line visual inspection device

The invention relates to food detection devices, in particular to a sorting device of a ham sausage appearance on-line visual inspection device. The sorting device comprises a sorting belt and a reversing belt, the reversing belt is installed above a rubber covered roller conveying belt in the ham sausage appearance on-line visual inspection device, the sorting belt is located above one side of the reversing belt, and the ham sausage conveying direction of the sorting belt is perpendicular to the ham sausage conveying direction of the reversing belt. By means of the sorting device, disorder ham sausages dried by a drying box can be orderly placed on the rubber covered roller conveying belt, automatic control is achieved, the reaction speed is high, the operation efficiency is high, and the sorting speed can achieve 10 pieces per second.
Owner:SHENYANG INST OF AUTOMATION - CHINESE ACAD OF SCI

Method for optimizing building information order in building website

The invention provides a method used for optimizing the sorting of house source information of real estate websites, comprising the steps as follows: a house source information database is provided; each house source information record in the house source information database comprises an integral value field; total integral value is provided for a house source information promulgator; the total integral value is increased with the quantity of the house source information promulgated by the promulgator; the house source information promulgator distributes the integral value for each piece of promulgated house source information and writes the integral value into the integral value field of the house source information record; when the house source information database receives a retrieval condition, the house source information which meets the retrieval condition is sorted by the sequence of the size of the integral values; the technical proposal of the method can sort the disorderly house source information reasonably in order; the house source information promulgator screens the promulgated house source information, avoids the mutually disorderly competition and facilitates the renter or house buyers to browse the house source information.
Owner:SHANGHAI SOUWOO NETWORK TECH

Automatic iron nail packing machine

The invention relates to an automatic iron nail packing machine, which is characterized by comprising a collating device and a conveying device; the collating device comprises a support, a feeding hopper, a vibrator, a steering bent hopper and two groups of chain net nail arranging mechanisms arranged on the support; the vibrator is used for vibrating the support; the chain net nail arranging mechanisms comprise power sources, outside chains, outside chain wheels meshed with the outside chains, inside chains, inside chain wheels meshed with the inside chains and multiple cross rods arranged side by side. The chain net nail arranging mechanisms vertically collate disordered iron nails in sequence in a mechanical manner, the vertically arranged iron nails are turned into two groups of iron nails in opposite directions and are horizontally arranged on a conveyor belt by the steering bent hopper, the conveying device conveys the well arranged iron nails for boxing, the nail arranging effect is good, the structure is simple, durability is realized, the manufacturing cost is low, and operation, maintenance and repair are convenient.
Owner:GUANGDONG TECHN COLLEGE OF WATER RESOURCES & ELECTRIC ENG

Automatic-arranging detecting device

The invention relates to an automatic-arranging detecting device which comprises a frame, a feed hopper, a slide groove, a detecting device body and a screen plate. The feed hopper is mounted on the frame. The oblique slide groove is connected to the bottom of the feed hopper. The screen plate is located right below the tail end of the slide groove. The detecting device body is disposed above the screen plate. The screen plate comprises a magnetic core rail and a movable rotary plate. The magnetic core rail comprises a circular rail and a linear rail. The circular rail comprises a plurality of channels. The movable rotary plate is disposed in the middle of the circular rail and fixed on a rotating mechanism. The movable rotary plate is driven by the rotating mechanism to rotate clockwise. By the automatic-arranging detecting device, disordered to-be-machined magnetic core blanks can be automatically neatly arranged one by one in the linear rail to prepare for the next work procedure after being detected by the detecting device body and being screened and sorted by the multiple channels. In addition, the automatic-arranging detecting device is ingenious in structural design, high in automation level and intelligent in detecting, number of operators is reduced, blank damage is reduced, and work efficiency is increased effectively.
Owner:广州特创电子有限公司

Book locating method based on camera of mobile phone

The invention discloses a book locating method based on the camera of a mobile phone. According to the method, a user can photograph text information on the spines of books on a bookshelf through the camera of the mobile phone, the mobile phone identifies the text information according to the photographed images to match the book information searched by the user and prompts the user that a book to be read is found after successful matching. The book locating method can help the user, who searches for books especially when books are disorderly arranged on the bookshelf, to rapidly find the required book through the camera of the mobile phone, avoid the problem of omission during manual book searching and accordingly improve the book locating efficiency.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Wire accommodation box

The invention relates to the field of household appliances, in particular to an accommodation box used for accommodating wires on an extension socket, and solves the problem that charger wires on an extension socket are disordered. The wires accommodation box comprises a box body and a box cover which is arranged on the box body; a plurality of wire holes are formed in two larger side walls of the box body; an extension socket wire groove is formed in the smaller side walls; identifying devices are arranged below the wire holes. The wires extending from the wire holes can be identified through the identifying device; the embodiment of the invention can be applied to the wires accommodation box.
Owner:浙江长兴奥利尔科技股份有限公司

Cassava seed stem arranging and seeding apparatus

The invention discloses a cassava seed stem arranging and seeding apparatus which comprises a rack, a lifting system, an arranging system and a seeding system, wherein the lifting system comprises a storage box, a lead screw, a lifting nut, a lifting motor, a supporting plate, a conveyor belt group and a push plate; the push plate is used for feeding cassava seed stems on the uppermost layer of the supporting plate into the conveyor belt group; the conveyor belt group is used for conveying the cassava seed stems pushed out by the push plate to a slide of the arranging system; the seeding system comprises a cassava seed stem clamping mechanism, a seed-metering tube, an orifice blocking mechanism and a seeding tube; the cassava seed stem clamping mechanism is matched with the orifice blocking mechanism; only one cassava seed stem is discharged out of the seed-metering tube. With the adoption of the structural form, the cassava seed stem arranging and seeding apparatus disclosed by the invention has the advantages of being novel in structure and simple and convenient to operate, and the functions of arranging and seeding disordered cassava seed stems one by one can be realized; the apparatus can be wholly installed on a tractor, planting in lands of several acres can be completed at a time, the planting efficiency is greatly improved, and the apparatus has high popularization andapplication value.
Owner:AGRI MACHINERY INST CHINESE TROPICAL ACAD OF SCI +1

Fully-automatic paper plate or meal box forming machine

The invention relates to a fully-automatic paper plate or meal box forming machine, which mainly solves the problems that the present paper plate forming machine has inaccurate feeding and disordered discharging. The fully-automatic paper plate or meal box forming machine is characterized in that a platform (6) is positioned below a paperboard bin (5) and connected to a lower mold (3), a vacuum chuck (7) for making rectilinear lifting motion is arranged below the paperboard bin (5), and a paperboard propelling device (8) for making rectilinear reciprocating motion is arranged on a racket (1) and provided with two stations on the platform (6); and one side of the lower mold (3) is provided with a mechanical arm (9) for making rectilinear reciprocating motion, and after clamping punch-formed paper plates or paper meal boxes, the mechanical arm (9) can horizontally pull the paper plates or paper meal boxes out and stack the paper plates or paper meal boxes up. In the fully-automatic paper plate or meal box forming machine, the vacuum chuck is used for adsorbing paperboards, then the propelling device is used for propelling the paperboards, and simultaneously the mechanical arm is used for grapping finished-product paper plates or paper meal boxes, so that the full-automatic paper plate or meal box forming machine has the advantages of accurate paperboard propelling position, highqualification rate, regular stacking of the finished-product paper plates or paper meal boxes and improvement of working efficiency.
Owner:陈余明

Valve feeding device

The invention discloses a valve feeding device. A conveying plate is mounted on a base by an elastic member, and the conveying plate is arranged obliquely. A vibrator is used for driving the vibrationof the conveying plate, and the conveying plate is provided with a plurality of slides. The multiple slides extend to the discharging end in the conveying direction of the conveying plate, and the slides are used for accommodating the stem portions of valves. A blocking rod is positioned in the extending direction of the conveying surface of the conveying plate, and a plurality of receiving grooves are formed in the blocking rod. The multiple receiving grooves and the multiple slides are in one-to-one correspondence for receiving the valves which slide down through the slides, and a servo motor is used for driving the rotation of the blocking rod. The valves in the receiving grooves are driven to a belt conveyor under the rotation state of the blocking rod. According to the valve feedingdevice, the conveying plate has two functions of conveying the valves to a next process and sorting the valves in the conveying process, so that the disordered valves are sorted by the conveying plateto form a regular arrangement, the processing of the valves in the following process is facilitated, and the overall processing efficiency of the valves is improved.
Owner:ANHUI WODE VALVE MFG

Full-automatic chamfering machine tool of automobile slide bearings

The invention relates to the field of mechanical manufacturing, in particular to a full-automatic chamfering machine tool. The full-automatic chamfering machine tool of automobile slide bearings comprises a rotary plate, an elastic chuck, a feed mechanism, a position correcting mechanism, a power head and a discharge mechanism. The rotary plate is a quartered rotary disc and placed on a quartered cam divider. The elastic chuck is fixedly connected to the rotary plate and sleeved with the slide bearings. The feed mechanism, the position correcting mechanism, the power head and the discharge mechanism are sequentially arranged on the periphery of the rotary plate. The full-automatic chamfering machine tool is suitable for chamfering including automated sequencing, feeding, clamping, hole finding, chamfering, discharging and the like for the slide bearings, the slide bearings are orderly arrayed through the vibration plate, the disorderly slide bearings are arrayed in sequence one by one and neatly conveyed to machining positions, the slide bearings are clamped and positioned at the machining positions, the positions of small holes are found, and the slide bearings are discharged to be output as finished products after being chamfered.
Owner:QUANJIAO SAIDELI MACHINERY

Method and equipment for recycling metal and insulating covers in waste cables

The invention discloses a method for recycling metal and insulating covers in waste cables. The method comprises the following steps: 1) ordering the chaotic waste cables manually; 2) sending the waste cables to a rolling device to be evened out and conveying the waste cables to a rotary cutting device to be cut into short-section cables; 3) sending the short-section cables to a screening device and separating the short-section cables into the short-section cables with diameter being more than 1mm and the short-section cables with diameter being not more than 1mm; 4) a. directly sending the short-section cables with diameter being more than 1mm to a sorting device; b. sending the short-section cables with diameter being not more than 1mm to a grinding device and sending the short-section cables to the sorting device after the insulating covers are ground; and 5) adopting the sorting device to sort the metal and insulating covers. The invention also discloses equipment for realizing the method. The method and the equipment have the following advantages and positive effects: compared with the prior art, the equipment is only provided with a rotary cutting device, thus avoiding gap and secondary cutting problems in the traditional grinding devices and reducing the tool wear, the energy consumption and the copper loss; and meanwhile, the cables with diameters being not more than 1mm are individually ground, thus improving the recycle rate of the waste cables.
Owner:TIANJIN UNIV

Material classifying device of corrugated boards

The invention discloses a material classifying device of corrugated boards. The material classifying device comprises a working frame, wherein a main installing frame is arranged behind the top surface of a top plate of the working frame, a movable adsorption device is arranged on a top plate of the main installing frame, a material pushing air cylinder is fixed in a side plate of the main installing frame, a strip-shaped push rod is arranged on a piston rod of the material pushing air cylinder, a material containing plate is movably arranged above the top plate of the working frame, a pair oflimiting baffles are arranged at the rear end of the top surface of the material containing plate, a first pressure sensor is arranged on the limiting baffle on the left side, and a second pressure sensor is arranged on the limiting baffle on the right side. The material classifying device of the corrugated boards has the advantages that the structural characteristics of corrugated medium paper and paper box boards are utilized, the corrugated medium paper and the paper box boards are identified through the contact areas between the pressure sensors and the paper, then the paper box boards are adsorbed and placed by adopting the adsorption device, the corrugated medium paper is pushed and placed by adopting the material pushing air cylinder, and finally, the disordered corrugated medium paper and the disordered paper box boards can be sequentially classified, so that time and labor are saved, and the effect is good.
Owner:温州东诚包装有限公司

Spring mattress

The invention belongs to the technical field of filled mattresses, and discloses a spring mattress. The spring mattress is characterized in that in two adjacent support rings in a same row, a threading spring and a penetrate-in contact portion of two circular spring supporting rings are respectively positioned at two sides of the screw thread axis of the threading spring, the threading spring and a penetrate-out contact portion of the two circular spring supporting rings are respectively positioned at two sides of the screw thread axis, two ends of the threading spring are wound on the corresponding circular spring supporting ring, and circular rings and the threading spring form a spring component. Compared with previously disorganized winding spring mattresses, the spring mattress disclosed in the invention has the advantages of structure firmness and balanced force bearing of a whole spring core, and reduction of the hidden quality trouble possibility caused by the structure of the spring core by researching a winding method through analyzing the force bearing conditions of the supporting rings and the threading spring.
Owner:聂坤怀

Automatic arranging device for arrangement steel nails

The invention discloses an automatic rowing-up device for producing 'T'-shaped steel chain rivets which consists of a strip alnico, a belt wheel and a conveyor belt arranged on the belt wheel. The strip alnico is arranged below the conveyor belt and partially adhered to the inner side of the upper surface of the conveyor belt and is tangentially connected with the tail end of the conveyor belt and provided with a slideway. The back part of the slideway is provided with a steel nail collecting mechanism. Disorder 'T'-shaped steel nails falling on the rowing-up device move backwards with the conveyor belt and when passing through the strip alnico and under the double actions of friction and magnetic force, the friction loaded by head parts of the 'T'-shaped steel nails is larger than that of the nips of the steel nails, thus the 'T'-shaped steel nails can automatically arrange in a mode that the nail head is behind and the nail tip is front; and then under the action of steel nail collecting mechanism, the steel nails are extruded into a row and then are sized and made into the steel chain rivets. The invention leads the steel chain rivets production to realize autoimmunization, improves the productivity effect and reduces the working intensity.
Owner:HENAN AGRICULTURAL UNIVERSITY

Flexible printed circuit (FPC) winding method, bearing device and cloud platform

The invention provides a flexible printed circuit (FPC) winding method, a bearing device and a cloud platform. The FPC winding method is used for electrical connection of a carrier device and involves a multi-layer FPC, wherein the multi-layer FPC is arranged in a lamination way and is wound around the carrier device to form a winding structure, the winding structure is provided with at least one pair of internal force offset units, each internal force offset unit comprises a first bending part and a second bending part, and the bending directions of the first bending part and the second bending part are opposite. The invention also provides the bearing device and the cloud platform which employ the FPC winding method. With the adoption of the FPC winding method, the first bending part and the second bending part are used for offsetting an internal force formed by a bending inner side of the multi-layer FPC during moving of the carrier device, the impedance of the multi-layer FPC during following motion is reduced, so that the stability of the carrier device is higher, and the motion accuracy of the carrier device is improved; and moreover, the multi-layer FPC cannot be wound in a mess mode, and the integral structure is more regular.
Owner:ZEROTECH (SHENZHEN) INTELLIGENCE ROBOT CO LTD

An autonomous positioning tethered platform for unmanned aerial vehicles

The invention discloses an autonomous positioning tethered platform of an unmanned aerial vehicle, which comprises a winding part, a wire arrangement part and a positioning part. The winding part comprises a winding motor, a magnetic particle brake and a drum with a hollow structure; the wire arrangement part comprises a wire arrangement motor, a reciprocating screw rod and a screw rod moving part. The positioning part comprises a rocker potentiometer and a lifting platform. The positioning accuracy of the UAV positioning tethered platform designed in this scheme is high and not limited by theenvironment, and the positioning accuracy is achieved by using the rocker potentiometer as a relative positioning device. Tension control based on magnetic particle brake has little error for tensioncontrol, and can improve tension control precision effectively. The automatic winding device based on reciprocating screw rod solves the problem that the control wires of the tethered unmanned aerialvehicle are in disorder. This design can make UAV use higher power motor, more robust structural system, can carry larger and heavier payload, which is the important foundation to ensure the stability and safety of the tethered UAV.
Owner:SOUTHWEAT UNIV OF SCI & TECH
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