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31results about How to "Eliminate the risk of collision" patented technology
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Method and device for ensuring the safety of a low-altitude flight of an aircraft
InactiveUS20050261811A1Eliminate the risk of collisionPreserve the integrity of said aircraftAircraft controlDigital data processing detailsFlight vehicleMonitoring features
Owner:AIRBUS OPERATIONS (SAS)
Multifunction utility pole
InactiveUS7059096B2Good lookingEasy maintenanceNon-electric lightingStrutsEngineeringMechanical engineering
A multifunction utility pole comprising a base portion suitable for installation in the ground or mounting on a surface, the base portion including a housing for a first utility, a pole portion extending above the base portion, the pole portion including a fixture for a second utility; and a wiring path extending through the base portion and the pole portion, to provide access for wiring to the second utility, wherein the utility pole is capable of simultaneously accommodating the first and second utilities.
Owner:CON CAST PIPE INC
Method and device for ensuring the safety of a low-altitude flight of an aircraft
InactiveUS7761193B2Eliminate the risk of collisionPreserve the integrity of said aircraftAnalogue computers for vehiclesDigital data processing detailsFlight vehicleLow altitude
Owner:AIRBUS OPERATIONS (SAS)
Drive arrangement for the motorized adjustment of a flap arrangement
ActiveUS20140025262A1Eliminate the risk of collisionEliminate riskDigital data processing detailsBuilding braking devicesFlapping wingEngineering
The invention relates to a drive arrangement for the motorized adjustment of a flap arrangement for a motor vehicle, with a drive controller for producing a desired flap adjustment by means of at least one drive, wherein the flap arrangement is configured with two flap wings, wherein the two flap wings are each substantially pivotable about a respective spaced-apart, parallel pivot axis and, in the closed state, are in engagement with each other via a respective free wing end opposite the respective pivot axis. The two flap wings are assigned collision pivoting regions which are mounted upstream of the respective closed position and in which the movement regions of the flap wings overlap in such a manner that a predetermined opening and closing sequence has to be observed there in order to avoid collisions between the free wing ends.
Owner:BROSE FAHRZEUGTEILE GMBH & CO KG HALLSTADT (DE)
Ship meeting system based on AIS and AP radar sensing information
PendingCN110658522ATimely changeHit the ship in timeSatellite radio beaconingRadio wave reradiation/reflectionAutomatic steeringCommunication unit
The invention discloses a ship meeting system based on AIS and AP radar sensing information. The system is mainly composed of an information acquisition interface unit, a main control unit, a displaycontrol unit, a VHF communication unit, an alarm control unit, an electromagnetic valve control module and a system command control unit. The main control unit is bidirectionally and electrically connected with the display control unit; the input terminal of the information acquisition interface unit is provided with nine paths of input ports; the information acquisition interface unit is in datatransmission connection with the main control unit; the VHF communication unit is in bidirectional data transmission connection with the main control unit; and a control terminal of the main control unit is in control connection with the alarm control unit, the electromagnetic valve control module and the data processing unit. Compared with the prior art, the disclosed system has the following advantages: he meeting phenomenon can be prompted when two ships meet; he steering engines are automatically operated to ensure that the two ships avoid in time to realize safe sailing; a hidden danger of the ship collision caused by untimely watching of ship driving on duty due to automatic steering navigation is eliminated; and thus the development of intelligent navigation of the ships is promoted.
Owner:SHISHI FTGMDC COMM EQUIP
Gliding type small cluster unmanned aerial vehicle launching system
ActiveCN110937111ACarrier with high safetyShorter run timeWeight reductionWing adjustmentsFly controlNacelle
A gliding type small cluster unmanned aerial vehicle launching device is composed of a gliding pod, a folding main wing, a folding tail wing, a locking and releasing mechanism, a control subsystem andsmall unmanned aerial vehicles. And the gliding pod is connected to a wing of the aerial carrier through a wing hanger. A main airfoil and a tail airfoil are installed in the middle and at the tail of the gliding pod of the small unmanned aerial vehicle in a folded mode respectively. The small locking and releasing mechanism of the unmanned aerial vehicle is of an electromagnetic latch hook structure and is located in the belly of the gliding pod. When the small unmanned aerial vehicle is loaded, the electromagnetic lock hook locks the front hanging lug and the rear hanging lug of the unmanned aerial vehicle, and locking of the unmanned aerial vehicle is achieved. And the airborne battery and flight control subsystem is positioned at the front part of the gliding pod of the small unmannedaerial vehicle. The airborne battery supplies power to the unlocking release mechanism and the flight control subsystem; the explosive bolt for fastening the belly cabin door of the gliding pod is opened, and the small unmanned aerial vehicle locking and releasing mechanism sequentially unlocks and releases the small unmanned aerial vehicle. And flight control of the gliding nacelle and throwingof the small unmanned aerial vehicle are realized.
Owner:NORTHWESTERN POLYTECHNICAL UNIV +1
Track planning method for automatic butting joint of fill-drain connector of launch vehicle
ActiveCN107352053AFilling the gap in the field of automatic docking controlImprove stabilityCosmonautic ground equipmentsThree stageButt joint
The invention discloses a track planning method for automatic butting joint of a fill-drain connector of a launch vehicle. The automatic butting joint process is divided into three stages, namely the approximating movement stage, the rough butting joint stage and the fine butting joint stage; then the automatic butting joint movement of the fine butting joint stage is described as servo tracking movement of a random measurable target, and a linear superposition method is adopted to divide the automatic butting joint movement into two parts; the displacement of the automatic butting joint movement is obtained after the movement amount of the two parts is subjected to linear superposition; and the automatic butting joint movement is finally realized. During the fine butting joint stage, the fill-drain connector needs to make contact with a vehicle body propellant filling opening, random shaking of the launch vehicle exists under the influence of the wind load, thus in the butting joint process, the risk that when the fill-drain connector is in butting joint with the vehicle body propellant filling opening, collision occurs exists, the track planning method provided by the invention can effectively eliminate the collision risk, and the safety of automatic butting joint is improved.
Owner:BEIJING INST OF SPACE LAUNCH TECH +1
On-line detection device for non-contact measuring hole and use method thereof
ActiveCN113369990AEliminate the risk of collisionEliminate repetitive positioning errorsMeasurement/indication equipmentsEngineeringMachine tool
The invention discloses an on-line detection device for a non-contact measuring hole and a use method thereof, and belongs to the technical field of on-line detection. The device is structurally characterized by comprising a clamp, a camera, a clamping ring, a support, a connecting rod, a laser generator and an illumination compensator; and the on-line detection device is installed on a machine tool spindle, calibration is conducted at different heights through standard hole samples, a relational expression of a measurement error compensation value and the height of a standard hole is obtained, and geometric parameters of a to-be-detected hole of a part are solved by combining the image recognition technology and an error compensation formula. According to the on-line detection device for the non-contact measuring hole and the use method thereof, non-contact on-line detection of a large number of hole systems can be realized, all geometric information of holes is obtained, probe collision risks and repeated clamping errors caused by contact measurement are eliminated, and the detection efficiency is improved.
Owner:CHENGDU AIRCRAFT INDUSTRY GROUP
Immune algorithm based GPS induction path optimization method for large cable machine
The invention discloses an immune algorithm based GPS induction path optimization method for a large cable machine. The method comprises the steps of determining a workable range of the cable machine, selecting initial paths of two cable machines in the workable range, encoding initial path information into an initial population, setting a maximum iterative frequency, performing affinity evaluation on the initial population, and screening out high-quality antibodies and low-quality antibodies; performing cloning operation on the high-quality antibodies and the low-quality antibodies to obtain a cloned population, and performing immunization and mutation operations on the rest of antibodies except the high-quality antibodies and the low-quality antibodies to obtain an immunized population; and performing concentration inhibition to obtain a new population, and outputting a result or returning to the evaluation step. According to the method, the safety, efficiency and operability of cable machine operation are comprehensively considered, so that the efficiency is ensured on the premise of enabling the cable machine to run safely; and the influence between the cable machines is considered and a highly optimized induction path is given, so that the risk of collision between the cable machines is effectively eliminated and the construction efficiency is ensured.
Owner:WUHAN UNIV OF TECH
Accelerator non-coplanar radiation therapy device based on compound dual rotating rack
PendingCN109224320AAxial heightIncreased radial load capacityX-ray/gamma-ray/particle-irradiation therapyFlat panel detectorStereotactic radiotherapy
The invention discloses an accelerator non-coplanar radiation therapy device based on a compound dual rotating rack. The device comprises a main frame rotating along the xz plane, a sub-frame rotatably connected with the main frame, the sub-frame rotating along the yz plane, the main frame carrying two sets of CBCT subsystems, two sets of CBCT subsystems arranged orthogonally, and the sub-frame carrying an accelerator radiation head and an EPID flat panel detector. The invention can realize multi-wire beam stereotactic radiotherapy, has simple structure, high isocenter precision, low cost, high operation efficiency and safe treatment.
Owner:WEST CHINA HOSPITAL SICHUAN UNIV
Satellite-mounted equipment mounting device and mounting method
PendingCN109773704AEasy to operatePrevent excessWork holdersMetal-working hand toolsSatelliteEngineering
Owner:TIANJIN AEROSPACE ELECTROMECHANICAL EQUIP RES INST +1
Anti-splashing device and method used for welding sensor
PendingCN112643260ABlock stickyReduce replacementWelding/cutting auxillary devicesAuxillary welding devicesSlag (welding)Engineering
The invention discloses an anti-splashing device and method used for a welding sensor. The anti-splashing device comprises a base, and a lens light outlet hole and a laser device light outlet hole are formed in the base. A lens blocking piece and a laser device blocking piece are arranged at the positions, on the inner sides of the lens light outlet hole and the laser device light outlet hole, of the base, and a rocking handle and a swing rod are arranged between the lens blocking piece and the laser device blocking piece. The swing rod is engaged with a steering engine output shaft gear, drives the rocking handle to rotate and converts motion into reciprocating linear motion of the lens blocking piece and the laser device blocking piece in the base, and therefore opening and closing of the lens light outlet hole and the laser device light outlet hole are achieved. The device has the advantages of being compact in structure, small in occupied space and capable of achieving self-cleaning. In the using process of a laser welding seam sensor, the influence of splashed welding slag particles on the welding sensor can be effectively blocked. The structure can be applied to a line structured light laser sensor, a surface structured light laser sensor, a binocular sensor and other occasions needing lens protection.
Owner:XIAN ZHONGKE PHOTOELECTRIC PRECISION ENG CO LTD
Improved structure applicable to water tank
Owner:广东统用卫浴设备有限公司
Apparatus and method for protecting operation processes of cutting machine and industrial robot
ActiveCN107601833AIncrease productivityProtection securityGlass severing apparatusAgricultural engineeringDistance sensors
The present invention discloses an apparatus and a method for protecting the operation processes of a cutting machine and an industrial robot. The apparatus comprises a cutting mechanism, a plate adhesion mechanism matched with the cutting mechanism to cut a glass substrate, and a plate separation robot adsorbed on the glass substrate through a robot arm, wherein the robot arm and the plate adhesion mechanism are arranged on the same side of the glass substrate, the robot arm is arranged below the plate adhesion mechanism, the apparatus further comprises a control mechanism, and the control mechanism comprises a first distance sensor for detecting the distance between the s plate adhesion mechanism and the robot arm, and a PLC controller connected to the first distance sensor. With the apparatus and the method of the present invention, the transverse cutting machine and the plate separation robot can be protected from collision when the e transverse cutting machine or the plate separation robot produces failure, such that the safety of the machine device is effectively protected, and the safety of the production is improved.
Owner:彩虹(合肥)液晶玻璃有限公司
Cup joint device used for plugging in and out connector manually
InactiveCN104979698ADifficult to achieve axial alignmentReduce adverse effectsCoupling device detailsButt jointEngineering
A cup joint device used for plugging in and out a connector manually comprises an external sleeve, an internal sleeve and a plug accessory, the top end of the external sleeve is equipped with the internal screw threads and is screwed on the root of a screw thread end of a socket, and a socket shell and the external sleeve form an attachment surface. The internal sleeve is composed of two same and annular internal sleeve semi-sleeve bodies, a front sleeve ring and a back sleeve ring, is arranged in the external sleeve and forms a sliding positioning surface with the inner wall of the external sleeve, splines are arranged on the inner walls of the internal sleeve semi-sleeve bodies, and the plug accessory is equipped with a linkage cap. The linkage cap is equipped with the key grooves, the splines on the inner walls of the internal sleeve semi-sleeve bodies are clamped in the key grooves of the plug accessory, and the internal sleeve and the external sleeve are coaxial with a plug and the socket of the connector. The cup joint device used for plugging in and out the connector manually of the present invention solves the problem in the prior art that the axial directions of the plug and the socket are difficult to align when the plug and the socket are in butt joint, and realizes the beneficial effects of simple plugging and reliable connection.
Owner:SHANGHAI INST OF ELECTROMECHANICAL ENG
A method for online replacement of the shaft head of a drying cylinder in a paper mill
ActiveCN108755229BEasy to replaceEliminate the risk of collisionDryer sectionProduction lineMaterial resources
The invention discloses an online replacement method for a drying cylinder shaft head of a paper mill. According to the method, in a drying part of a papermaking production line, unit brackets and cross rollers are adopted for erecting an assembled bracket through a direct cup joint mode, and a lifting device is placed on the assembled bracket. By means of the method, the drying cylinder shaft head of a drying cylinder can be directly replaced on the drying part of the papermaking production line; the unit brackets and the cross rollers are adopted for erecting the assembled bracket through the direct cup joint mode; the drying cylinder is lifted by the lifting device placed on the assembled bracket, there is no need to use a large crane for removing the drying cylinder from the drying part, replacement of the drying cylinder shaft head is more convenient and faster, manpower and material resources are saved, and the time for replacing the drying cylinder shaft head is shortened.
Owner:DONGGUAN TAICHANG PAPER CO LTD
Testing device and method based on vehicle-mounted multi-connected screen
PendingCN113686873ASave handling timeReduce damage rateOptically investigating flaws/contaminationIn vehicleAutomotive engineering
The invention relates to the technical field of display screen manufacturing, and provides a testing device and method based on a vehicle-mounted multi-connected screen, the vehicle-mounted multi-connected screen testing device is constructed by designing a main control module and a conveying mechanism, a space positioning structure and an optical testing module which are connected with the main control module, a to-be-tested product is automatically conveyed by utilizing the conveying mechanism, and the production efficiency of the product can be improved; the optical test module can be controlled to be aligned with a to-be-tested product in a test area in space by means of the space moving function of the first motion shaft assembly, and the optical test module can be controlled to expand or reduce the test coverage in the horizontal direction by cooperating with the horizontal moving function of the second motion shaft assembly. Therefore, large-size multi-connected screens of various sizes are adaptively compatible, the equipment compatibility is high, the production line adaptability is high, and the automatic test production line can not only improve the product test efficiency, but also effectively reduce the test cost.
Owner:广东省威汇智能科技有限公司
Non-isocentric rotary intensity-modulated radiotherapy device
PendingCN109771849AEliminate the risk of collisionReduce volumeX-ray/gamma-ray/particle-irradiation therapyIntensity modulate radiotherapyMedicine
The invention overcomes defects in the prior art, provides a non-isocentric rotary intensity-modulated radiotherapy device, the volume of equipment is reduced, the central dose rate and the clinical treatment efficiency are improved, and the risk of collision between a frame and a treatment bed (or a patient) is eliminated; in order to solve the technical problems, the technical scheme adopted isas follows: the non-isocentric rotary intensity-modulated radiotherapy device comprises a base, a roller, a treatment head frame and a treatment head, wherein the roller is movably arranged on the base and can make circular motion on the base in the own central axis; the treatment head frame is fixedly arranged on the inner wall of the roller, the treatment head is movably arranged on the treatment head frame through a rotating shaft, and the treatment head can rotate with the rotation shaft, so that the beam emitted by the treatment head does not always shoot to an isocenter; the non-isocentric rotary intensity-modulated radiotherapy device can be widely applied to the technical field of radiation therapy.
Owner:上海伽玛星科技发展有限公司
An on-line detection device for non-contact measuring hole and its application method
ActiveCN113369990BEliminate the risk of collisionEliminate repetitive positioning errorsMeasurement/indication equipmentsEngineeringMachine tool
Owner:CHENGDU AIRCRAFT INDUSTRY GROUP
Method and system for collision avoidance in one hazardous area of a goods logistics facility
ActiveUS20190270449A1Control speedImprove securityProgramme controlSafety devices for lifting equipmentsLogistics managementControl system
A method and a system for collision avoidance in a hazardous area (4) of a logistics facility (2) that includes determining a first distance (14) between a stationary hazardous area monitoring apparatus (30) disposed inside the hazardous area, and a first sending and receiving apparatus (13) that disposed on an industrial truck (10, 11, 12) and connected to a control system of the industrial truck, and determining a second distance (24) between the stationary hazardous area monitoring apparatus and a second sending and receiving apparatus disposed on a movable object. A determination is made as to whether the first distance and the second distance are less than or equal to a predeterminable intervention area distance (6), and a collision avoidance action is carried out if both the first distance and the second distance are less than or equal to the predeterminable intervention area distance.
Owner:JUNGHEINRICH AG
Online replacement method for drying cylinder shaft head of paper mill
ActiveCN108755229AEasy to replaceEliminate the risk of collisionDryer sectionProduction linePulp and paper industry
The invention discloses an online replacement method for a drying cylinder shaft head of a paper mill. According to the method, in a drying part of a papermaking production line, unit brackets and cross rollers are adopted for erecting an assembled bracket through a direct cup joint mode, and a lifting device is placed on the assembled bracket. By means of the method, the drying cylinder shaft head of a drying cylinder can be directly replaced on the drying part of the papermaking production line; the unit brackets and the cross rollers are adopted for erecting the assembled bracket through the direct cup joint mode; the drying cylinder is lifted by the lifting device placed on the assembled bracket, there is no need to use a large crane for removing the drying cylinder from the drying part, replacement of the drying cylinder shaft head is more convenient and faster, manpower and material resources are saved, and the time for replacing the drying cylinder shaft head is shortened.
Owner:DONGGUAN TAICHANG PAPER CO LTD
An improved structure suitable for water tanks
ActiveCN104746612BSmall footprintSave spaceFlushing devicesPulp and paper industryControlled drainage
Owner:广东统用卫浴设备有限公司
Sample transmission device and semiconductor equipment
PendingCN114334760APrevent slidingEliminate the risk of collisionConveyor partsConstant forceEngineering
The invention discloses a sample transmission device, which is used for transmitting a sample in a cavity of semiconductor equipment, and comprises a transmission table for placing the sample; the conveying rod is used for pushing and pulling the conveying table so as to convey the sample in the cavity; and one end of the constant force assembly is connected with the conveying rod, and the constant force assembly applies constant pulling force to the conveying rod. The invention also discloses semiconductor equipment which comprises a cavity and the sample transmission device. According to the sample transmission device and the semiconductor equipment provided by the invention, the constant force assembly is used for providing the constant pulling force for the transmission rod, so that the standing transmission rod and the transmission table are effectively prevented from sliding, and the hidden danger of collision of the transmission table caused by sliding of the transmission rod can be effectively eliminated.
Owner:SHANGHAI PRECISION MEASUREMENT SEMICON TECH INC
Translation clamshell test fixture
ActiveCN110376403BMeet the pick-and-place spaceSolve space problemsPrinted circuit testingMeasurement instrument housingEngineeringVibration Problem
The invention discloses a translation flip-type test fixture, which comprises a fixture frame body, an upper splint body, a lower splint body located below the upper splint body, and a translation flip driving mechanism assembled on the fixture frame body. The lower splint body is installed at the fixture frame, the lower splint body and / or the upper splint body have test needles, the upper splint body is assembled on the translation and flip drive mechanism, and the translation and flip drive mechanism drives the upper splint body to move forward and backward relative to the lower splint body. Translation in the left and right direction and flip in the up and down direction, the upper splint body moves forward to the clamping position that covers the lower splint body or retreats to the avoidance position that is staggered from the lower splint body during the process of translation and flipping relative to the lower splint body . The translation flip-type test fixture of the present invention solves the space problem and the vibration problem, that is, reduces the height of the fixture, and at the same time satisfies the PCBA board pick-and-place space, eliminates the risk of collision, the PCBA board does not need to move, eliminates vibration, and improves the probability of passing the test directly.
Owner:DONGGUAN HUABEL ELECTRONICS TECH
An Immune Algorithm-Based Optimization Method for GPS Induced Path of Large Cable Crane
The invention discloses an immune algorithm based GPS induction path optimization method for a large cable machine. The method comprises the steps of determining a workable range of the cable machine, selecting initial paths of two cable machines in the workable range, encoding initial path information into an initial population, setting a maximum iterative frequency, performing affinity evaluation on the initial population, and screening out high-quality antibodies and low-quality antibodies; performing cloning operation on the high-quality antibodies and the low-quality antibodies to obtain a cloned population, and performing immunization and mutation operations on the rest of antibodies except the high-quality antibodies and the low-quality antibodies to obtain an immunized population; and performing concentration inhibition to obtain a new population, and outputting a result or returning to the evaluation step. According to the method, the safety, efficiency and operability of cable machine operation are comprehensively considered, so that the efficiency is ensured on the premise of enabling the cable machine to run safely; and the influence between the cable machines is considered and a highly optimized induction path is given, so that the risk of collision between the cable machines is effectively eliminated and the construction efficiency is ensured.
Owner:WUHAN UNIV OF TECH
Steering collision avoidance method and system for truck with trailer
ActiveCN114407881BReal-time detection of collision riskEliminate the risk of collisionControl devicesDriver/operatorControl theory
The present application provides a steering avoidance method and system for a trailer truck. The method includes: during the steering process of the trailer truck, determining the dangerous area according to the angle between the tractor and the trailer of the trailer truck, and The location in the area determines the collision avoidance strategy; during the execution of the collision avoidance strategy, if the driver’s manual collision avoidance operation is detected, the manual collision avoidance operation is used to control the trailer truck; Under the control of the collision operation, judge the change of the collision risk according to the position of the obstacle in the dangerous area; if the collision risk is not eliminated, use the A collision avoidance strategy replaces the manual collision avoidance operation to control the trailer. In this embodiment, the risks in the steering process are accurately evaluated to effectively avoid collisions.
Owner:TIANJIN SOTEREA AUTOMOTIVE TECH LMITED CO +1
Translational flip type test fixture
ActiveCN110376403AMeet the pick-and-place spaceSolve space problemsPrinted circuit testingMeasurement instrument housingEngineeringType test
The invention discloses a translational flip type test fixture which comprises a clamp frame body, an upper clamp plate body, a lower clamp plate body which is correspondingly under the upper clamp plate body, and a translational flip driving mechanism assembled on the clamp frame body. The lower clamp plate body is mounted on the clamp frame body, the lower clamp plate body and / or the upper clampplate body has a test pin, the upper clamp plate body is mounted on the translational flip driving mechanism, the translational flip driving mechanism drives the upper plate body to translate up anddown or left and right or turn up and down relative to the lower clamp plate body, and the upper clamp plate moves forward to a clamping position of covering the lower clamp plate body or moves back to an avoidance position offsetting from lower clamp plate body in the process of translating or turning relative to the lower clamp plate body. According to the translational flip type test fixture, the problems of space and vibration are solved, the height of the fixture is reduced, at the same time, the taking and placing spaces of a PCBA board are satisfied, the risk of piece collision is eliminated, the PCBA boards does not need to move, the vibration is eliminated, and the direct passing probability of a test is improved.
Owner:DONGGUAN HUABEL ELECTRONICS TECH
Method and system for collision avoidance in one hazardous area of a goods logistics facility
ActiveUS11247669B2Control speedImprove securitySafety devices for lifting equipmentsPosition fixationLogistics managementControl system
A method and a system for collision avoidance in a hazardous area (4) of a logistics facility (2) that includes determining a first distance (14) between a stationary hazardous area monitoring apparatus (30) disposed inside the hazardous area, and a first sending and receiving apparatus (13) that disposed on an industrial truck (10, 11, 12) and connected to a control system of the industrial truck, and determining a second distance (24) between the stationary hazardous area monitoring apparatus and a second sending and receiving apparatus disposed on a movable object. A determination is made as to whether the first distance and the second distance are less than or equal to a predeterminable intervention area distance (6), and a collision avoidance action is carried out if both the first distance and the second distance are less than or equal to the predeterminable intervention area distance.
Owner:JUNGHEINRICH AG
User preference and customization combined commodity recommendation system and use method thereof
PendingCN114565439AExpress individualityEliminate the risk of collisionBuying/selling/leasing transactionsManufacturing computing systemsOperational systemEngineering
The invention provides a user preference and customization combined commodity recommendation system and a use method thereof, and relates to the technical field of garment customization. The user preference and customization combined commodity recommendation system comprises a commodity recommendation system, and the commodity recommendation system comprises a background operation system and a terminal APP operation system. The background operation system comprises a clothing SPU database, a pattern database, a street photo database, a network transmission unit, a style label database, a user database, an editing processing server and a network transmission unit, and the terminal APP operation system comprises a user registration module, a browsing module and a customization module. Through combination of comments of the user and association of topic dynamic content, more decision bases are provided for the user, a path for improving autonomous learning of brand knowledge is provided for the user, and the platform promotes improvement of overall cognition of the user.
Owner:青岛轻链信息科技有限公司
A method for automatic docking trajectory planning of a launch vehicle bleeder connector
ActiveCN107352053BFilling the gap in the field of automatic docking controlImprove stabilityCosmonautic ground equipmentsThree stageButt joint
The invention discloses a track planning method for automatic butting joint of a fill-drain connector of a launch vehicle. The automatic butting joint process is divided into three stages, namely the approximating movement stage, the rough butting joint stage and the fine butting joint stage; then the automatic butting joint movement of the fine butting joint stage is described as servo tracking movement of a random measurable target, and a linear superposition method is adopted to divide the automatic butting joint movement into two parts; the displacement of the automatic butting joint movement is obtained after the movement amount of the two parts is subjected to linear superposition; and the automatic butting joint movement is finally realized. During the fine butting joint stage, the fill-drain connector needs to make contact with a vehicle body propellant filling opening, random shaking of the launch vehicle exists under the influence of the wind load, thus in the butting joint process, the risk that when the fill-drain connector is in butting joint with the vehicle body propellant filling opening, collision occurs exists, the track planning method provided by the invention can effectively eliminate the collision risk, and the safety of automatic butting joint is improved.
Owner:BEIJING INST OF SPACE LAUNCH TECH +1
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