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38results about How to "Free from external interference" patented technology
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Performance test platform and method for multi-rotor unmanned aerial vehicle
ActiveCN105083588AFlexible swingAccurate and reliable performance indicatorsAircraft components testingFlight vehicleEngineering
The invention discloses a performance test platform and method for a multi-rotor unmanned aerial vehicle. The test platform comprises a base, a stand column, a top frame, a performance test instrument and a calculation processing center; the bottom of the stand column is connected to the base through a ball-head universal bearing, and the top of the stand column is connected to the top frame through a ball-head universal bearing; the top frame is hung on an external rigid body through an elastic inhaul cable; a rack of the multi-rotor unmanned aerial vehicle is provided with a sleeving ring arranged on the stand column in a sleeving mode; the performance test instrument comprises an on-vehicle test instrument body which is arranged on the multi-rotor unmanned aerial vehicle and used for testing flight attitude information and work condition information of the multi-rotor unmanned aerial vehicle and a ground test instrument body which is arranged on the test platform and used for testing external response information of the multi-rotor unmanned aerial vehicle; the calculation processing center comprises a data collecting unit and a data analyzing unit. The test platform is simple in structure, good in flexibility and capable of accurately testing multiple performance indexes of the aerial vehicle.
Owner:SOUTH CHINA AGRI UNIV
Micro-blanking automation device and method of sheet metal under indirect impact of laser
InactiveCN103273195AImprove efficiencyImprove securityLaser beam welding apparatusLaser transmitterControl system
The invention discloses a micro-blanking automation device and method of a sheet metal under indirect impact of laser. The micro-blanking automation device comprises a laser generating system, an automatic forming system and a control system, wherein the laser generating system is composed of a laser controller, a laser emitter and an optical fiber, the automatic forming device is composed of an end cap, a focusing lens cone, a machine body, a micro-blanking worktable, a three-coordinator moving chuck, a base, a varying magnetic field device, a rotary table multi-position device, a restraint layer-fly piece integrated piece, a restraint layer-fly piece integrated piece storage bin and a recovery device. According to the micro-blanking automation device and method of the sheet metal under the indirect impact of the laser, pulse laser is used as a forming power source, energy conversion between optical energy and mechanical energy is conducted through a restraint layer-fly piece integrated piece device, and therefore automation of the micro-blanking technology that the sheet metal is loaded through a fly piece driven by the pulse laser is achieved. The automatic forming system is relatively independent, the machining precision is free from external interference, and personal errors are avoided. Both laser circuits and the micro-blanking worktable are stored inside the machine body so that safety of experimental operation is improved.
Owner:JIANGSU UNIV
Modeling method for human skin spectrum and mathematical modeling method for multiple skin parameters with high fitting degree
ActiveCN105786762ARealize quantitative analysis and calculationRealize the purpose of quantitative analysis and calculationDesign optimisation/simulationComplex mathematical operationsInformation processingModel method
The invention discloses a modeling method for a human skin spectrum and a mathematical modeling method for multiple skin parameters with the high fitting degree. Two hierarchies of analysis models, namely, a skin spectrum analysis model and a mathematical skin parameter model, are established, so that the skin spectrum is related to light-sensitive biological skin parameters, a virtual spectrum is simulated by the aid of a group of skin parameters, then optimization iteration is performed with the information processing technology through the virtual spectrum and an actual spectrum, a group of optimal solutions can be found and reach the designated fitting degree standard, and biological quantitative analysis of skin is realized.
Owner:陈威
Method for calculating 19 biological parameters related to light absorption of human skin with mathematical model
ActiveCN105868159ARealize quantitative analysis and calculationRealize the purpose of quantitative analysis and calculationDiagnostic signal processingDiagnostics using lightInformation processingAnalytic model
The invention relates to a method for calculating 19 biological parameters related to the light absorption of the human skin with a mathematical model. The method comprises the steps that two levels of analyzing models, namely, the skin spectral analyzing model and the skin and light absorption related biological parameter mathematical model, are established, so that correlation is established between the skin spectrum and skin epidermis, and between the corium layer and biological parameters related to light absorption, and it is achieved that virtual spectra are simulated through one set of skin parameters, optimizing iteration is carried out through the virtual spectra and practical spectra with the information processing technology, a set of optimal solutions can be found, the assigned fitting degree standard can be met, and the purpose of quantitative analysis of the biological parameters related to the light absorption of the human skin can be achieved.
Owner:陈威
Intelligent storage channel machine and work method thereof
ActiveCN110227657AFree from external interferenceEfficient shieldingTypewritersSortingControl systemEmbedded system
The invention discloses an intelligent storage channel machine and a work method thereof. The intelligent storage channel machine comprises a conveying device, a sensing device, an RFID scanning channel, a dynamic weighing and scanning device arranged in the RFID scanning channel, a master control system arranged on the RFID scanning channel, a code spraying device and a sorting device, and the code spraying device and the sorting device are arranged on the conveying device. The master control system controls the conveying device, the sensing device, the dynamic weighing and scanning device, the code spraying device and the sorting device to achieve dynamic weighing, RFID scanning, code spraying and sorting of storage goods boxes.
Owner:青岛东哲科技有限公司
Micro-bending-coining automation device and method of sheet metal under indirect impact of laser
InactiveCN103273194AImprove securityImprove efficiencyLaser beam welding apparatusLaser transmitterControl system
The invention discloses a micro-bending-coining automation device and method of a sheet metal under indirect impact of laser. The micro-bending-coining automation device comprises a laser generating system, an automatic forming system and a control system, wherein the laser generating system is composed of a laser controller, a laser emitter and an optical fiber, and the automatic forming system is composed of an end cap, a focusing lens cone, a machine body, a micro-bending-coining worktable, a three-coordinate moving chuck, a varying magnetic field device, a rotary table multi-position device, a restrain layer-fly piece integrated piece, a restraint layer-fly piece integrated piece storage bin and a recovery device. According to the micro-bending-coining automation device and method of the sheet metal under the indirect impact of the laser, pulse laser is used as a forming power source, energy conversion between optical energy and mechanical energy is conducted through a restraint layer-fly piece integrated piece device, and therefore automation of the micro-bending-coining technology of a fly piece loading sheet metal driven by the pulse laser is achieved. The automatic forming system is relatively independent, the machining precision is free from external interference, and personal errors are avoided. Both laser circuits and the micro-bending coining worktable are stored inside the machine body so that safety of experimental operation is improved.
Owner:JIANGSU UNIV
Hydraulic bulk feed truck
ActiveCN101474975AFully configuredEasy to operateItem transportation vehiclesVehicle with tipping movementHydraulic motorEngineering
The invention relates to a hydraulic type bulk feed transportation vehicle. A power takeoff device is driven by the output power of an automobile gearbox; a high-pressure oil pump is transmitted to drive a hydraulic system; the high-pressure oil pump is connected with a distributing valve through a pipeline; three output ends of the valve are connected with a corner hydraulic motor, a lifting oil cylinder and a horizontal discharging hydraulic motor, vertical discharging hydraulic motor and movable discharging hydraulic motor in serial connection respectively; a discharging device consists of a horizontal discharging system, a vertical discharging system and a movable discharging system which are spiral conveyors driven by the hydraulic motor; the horizontal discharging system is arranged inside a tank body; the vertical discharging system is positioned outside the tank body; a feed port and a discharge port of the vertical discharging system are communicated with a discharge port of the horizontal discharging system and a feed port of the movable discharging system respectively; the lifting oil cylinder and a cylinder body of the movable discharging system are connected to realize up-and-down lifting; and the discharging device is also provided with a corner system for producing horizontal deflexion of the movable discharging cylinder body. The hydraulic type bulk feed transportation vehicle has the advantages of reducing packaging cost, saving feed, avoiding causing pollution in the loading and unloading and transportation links.
Owner:成都国远机电科技有限公司
Device and method for the gravimetric determination of liquid volumes and analyzer system comprising such a device
ActiveCN101275864AImprove efficiencyFree from external interferenceVolume measurement apparatus/methodsWeighing apparatus detailsElectricityEvaporation
Owner:F HOFFMANN LA ROCHE & CO AG
Slag dredging machine
ActiveCN108954356AImprove precipitation effectGuaranteed uptimeLighting and heating apparatusSlagSewage
The invention relates to the field of slag dredging machines, and discloses a slag dredging machine. The slag dredging machine comprises a slag dredging pool (1), a main water supply pipeline (2) provided with a chain flushing water pipeline (3), a manual door continuous water supply pipeline (4), an electric door water supply pipeline (5) and an electric door emergency water supply pipeline (6),a water collecting pool (7), and a slag dredging machine emergency water supply pipeline (8); and along with lowering of the liquid level of the slag dredging pool (1), the electric door water supplypipeline (5), the electric door emergency water supply pipeline (6) and the slag dredging machine emergency water supply pipeline (8) are opened in sequence. In the slag dredging machine, a concentrator, a concentrator sewage pump, a dedusting water pump and a slag water medicine charging system are canceled; the slag dredging pool is basically not disturbed by the external, so that the precipitation effect is better; and the water collecting pool only receives less water without easily generating blockage, so that the slag dredging machine is reliably operated, and the slag dredging efficiency is improved.
Owner:CHINA SHENHUA ENERGY CO LTD +2
Method for realizing follow attack prevention in device with data sign determining function
ActiveCN102651058AGuaranteed viewingFree from external interferenceDigital data authenticationTransmissionUser inputTransaction data
The invention provides a method for realizing follow attack prevention in a device with a data sign determining function. The method comprises the following steps of: inputting transaction information by a user, forming accurate transaction data on an online bank client, and sending the transaction data to be signed to the device with the data sign determining function; abstracting and operating in the device when the transaction data sent by the client are received by the device; judging whether the transaction data to be signed are accordant with a transaction data format or not in the device, displaying the transaction data on a display screen if so, waiting to be checked by the user, prompting the sign overtime information on the display screen of the device if the waiting time is overtime, and refusing to sign; pressing a confirmation button if the transaction data are judged to be correct within the waiting time, i.e. the transaction data are signed successfully, and returning the sign result to the online bank client; and prompting the sign canceling information on the display screen of the device if a deletion button is pressed. By adding restriction during the whole transaction process, the whole process cannot be followed or attacked.
Owner:HENGBAO
A multi-rotor unmanned aerial vehicle performance testing platform and method
ActiveCN105083588BFlexible swingAccurate and reliable performance indicatorsAircraft components testingEngineeringPerformance index
The invention discloses a performance test platform and method for a multi-rotor unmanned aerial vehicle. The test platform comprises a base, a stand column, a top frame, a performance test instrument and a calculation processing center; the bottom of the stand column is connected to the base through a ball-head universal bearing, and the top of the stand column is connected to the top frame through a ball-head universal bearing; the top frame is hung on an external rigid body through an elastic inhaul cable; a rack of the multi-rotor unmanned aerial vehicle is provided with a sleeving ring arranged on the stand column in a sleeving mode; the performance test instrument comprises an on-vehicle test instrument body which is arranged on the multi-rotor unmanned aerial vehicle and used for testing flight attitude information and work condition information of the multi-rotor unmanned aerial vehicle and a ground test instrument body which is arranged on the test platform and used for testing external response information of the multi-rotor unmanned aerial vehicle; the calculation processing center comprises a data collecting unit and a data analyzing unit. The test platform is simple in structure, good in flexibility and capable of accurately testing multiple performance indexes of the aerial vehicle.
Owner:SOUTH CHINA AGRI UNIV
Interconnection die interface management system and initialization method thereof
ActiveCN112817902ASimplify the development processIncrease configuration flexibilityProgram loading/initiatingSoftware reuseComputer architectureNetworked system
The invention relates to bare core interface management, in particular to an interconnection bare core interface management system and an initialization method thereof. The interconnection bare core interface management system comprises a CMU system, a JTAG-Die interface and a configuration network, wherein the JTAG-Die interface and the configuration network are connected with the CMU system; the CMU system comprises a CMU processor and a Flash connected with the CMU processor, and the Flash is used for storing software codes of the CMU system; the JTAG-Die interface is used for controlling the CMU program to start; one end of the configuration network is connected with the CMU processor in an external form, and the other end of the configuration network is connected to each to-be-configured interface through an independent bus; and the CMU processor is used for transmitting configuration data to the function register of each to-be-configured interface through the configuration network and the independent bus when executing a configuration program of the CMU processor so as to realize configuration of an interface address translation table. According to the system, the processor is used for realizing system initialization configuration, hardware configuration of an interface is converted into software programming, the design difficulty is reduced, the development process is simplified, the configuration flexibility is enhanced, and the system building speed is increased.
Owner:58TH RES INST OF CETC
Intelligent open-pit coal mine coal continuous miner system
ActiveCN108643914AFree from external interferenceSlitting machinesOpen-pit miningPid control algorithmNavigation system
The invention relates to an intelligent open-pit coal mine coal mining machine system, in particular to an inertial navigation system / odometer integrated navigation mode applied to the intelligent open-pit coal mine coal mining machine system. The inertial navigation system of the intelligent open-pit coal mine coal mining machine system is installed at the top of a continuous miner, the odometeris installed on a walking part of the continuous miner, and a continuous miner movement direction control mechanism is installed on the continuous miner. The inertial navigation system, the odometer and the continuous miner movement direction control mechanism are all connected to an upper computer through optical cables. The inertial navigation / odometer integrated system of the intelligent open-pit coal mine coal mining machine system is installed on a coal mining machine, the high-precision navigation positioning and orientation method does not need any external information and is free fromexternal interference. In order to cope with the complex electromagnetic environment in a mine channel and the corrosive effect of pulverized coal on a signal transmission line, the optical fiber transmission technology is used in the system to transmit the information collected by the navigation system to the upper computer, and the upper computer processes the collected information and uses a PID control algorithm to control the coal mining machine to enable the coal mining machine to work in the given direction.
Owner:伊金霍洛旗德隆矿业有限公司 +1
Set-top box communication circuit, set-top box and set-top box system
ActiveCN107920219AFree from external interferenceSelective content distributionElectrical cable transmission adaptationCoaxial cableEngineering
The invention discloses a set-top box communication circuit, a set-top box and a set-top box system. The set-top box communication circuit consists of a high pass processing circuit, a band pass processing circuit, a low pass processing circuit, a coaxial cable, an inductor and a controller; a first end of the high pass processing circuit is connected with the first end of the coaxial cable, and the second end of the coaxial cable is connected with a converter; the first end of the band pass processing circuit and the first end of the low pass processing circuit are connected with first end ofthe coaxial cable through the inductor; the second end of the band pass processing circuit and the second end of the low pass processing circuit are connected with controller; and the high pass processing circuit, the band pass processing circuit and the low pass processing circuit screen signal frequency input by the converter, and the controller processes the screened signal. The technical scheme disclosed by the invention transmits signals with three different frequencies through the coaxial cable.
Owner:SHENZHEN SKYWORTH DIGITAL TECH CO LTD
Hydraulic bulk feed truck
ActiveCN101474975BFully configuredEasy to operateItem transportation vehiclesVehicle with tipping movementHydraulic motorHigh pressure
Owner:成都国远机电科技有限公司
Fabric with compass
InactiveCN103252934AEasy to walkWith radiation protectionSynthetic resin layered productsWoven fabricsCarbon fibersSurface layer
The invention discloses a piece of fabric with a compass. The fabric comprises an anti-interference fabric layer on the surface layer, an elastic comfortable fabric layer on the inner layer, and a compass which is arranged on the surface of the anti-interference fabric layer, wherein a shielding cover is arranged on the compass; the shielding cover is fixed on the surface of the anti-interference fabric layer; the anti-interference fabric layer is formed by blending and weaving carbon fiber and spandex fiber; the elastic comfortable fabric layer is formed by blending and weaving cashmere fiber and mulberry silk fiber; and the shielding cover is made of polypropylene plastics. The fabric layer formed by blending and weaving the carbon fiber and the spandex fiber has the effects of resisting radiation and interference, the fabric layer formed by blending and weaving the cashmere fiber and the mulberry silk fiber is soft, comfortable, elastic and personal, the compass arranged on the surface layer can indicate directions for persons weak in sense of direction, the shielding cover above the compass can prevent the compass from being subjected to external interference, and the influence of electromagnetism of the compass on a human body is avoided.
Owner:YANGZHOU GUANGHONG STEEL STRUCTURE METAL IND
Method for realizing follow attack prevention in device with data sign determining function
ActiveCN102651058BGuaranteed viewingFree from external interferenceDigital data authenticationTransmissionUser inputTransaction data
The invention provides a method for realizing follow attack prevention in a device with a data sign determining function. The method comprises the following steps of: inputting transaction information by a user, forming accurate transaction data on an online bank client, and sending the transaction data to be signed to the device with the data sign determining function; abstracting and operating in the device when the transaction data sent by the client are received by the device; judging whether the transaction data to be signed are accordant with a transaction data format or not in the device, displaying the transaction data on a display screen if so, waiting to be checked by the user, prompting the sign overtime information on the display screen of the device if the waiting time is overtime, and refusing to sign; pressing a confirmation button if the transaction data are judged to be correct within the waiting time, i.e. the transaction data are signed successfully, and returning the sign result to the online bank client; and prompting the sign canceling information on the display screen of the device if a deletion button is pressed. By adding restriction during the whole transaction process, the whole process cannot be followed or attacked.
Owner:HENGBAO
Shift register unit, driving method thereof, display panel and display device
ActiveCN107316658AImprove reliabilityFree from external interferenceCathode-ray tube indicatorsDigital storageShift registerCircuit reliability
The invention discloses a shift register unit, a driving method thereof, a display panel and a display device. The shift register unit comprises an output module, a first driver, a second driver, a first feedback regulation module and a second feedback regulation module, wherein the output module supplies a signal of a first signal end or a second signal end to an output end according to voltages exerted on a first node and a second node; the first driver controls the voltage of the first node according to a signal of a first input end; the second driver controls the voltage of the second node according to signals of the first input end and a third input end; the first feedback regulation module controls the voltage of the first node according to signals of the output end and a second input end; the second feedback regulation module controls the voltage of the second node according to the signal of the output end. The first feedback regulation module performs feedback control on the first node through the output end, and the second feedback regulation module can perform feedback control on the second node through the output end, so that in real-time positions of the first node and the second node, the circuit output is protected from external interference and the circuit reliability is improved.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD
Relay detection system based on improved guide rail to avoid magnetic field interference
PendingCN106772023AFree from external interferenceCircuit interrupters testingPull in voltageSuction stress
The invention discloses a relay detection system based on an improved guide rail to avoid magnetic field interference. The relay detection system comprises a computer, a relay comprehensive parameter tester and a sorting machine which are connected sequentially, the sorting machine comprises the guide rail made of a non-ferrous material and further comprises an armature, a push clamp and an elastic piece correspondingly arranged in a to-be-detected relay; in an energized testing process, an iron core and a coil of the relay produce magnetic field attraction to attract the armature and push the push clamp, so that a contact on the elastic piece is closed, and a pull-in voltage testing result is output by the computer after being acquired by the relay comprehensive parameter tester. The guide rail made of the non-ferric material is adopted, the relay cannot produce the interference magnetic field in the energized testing process, so that the change affecting the pull-in voltage of the relay can be eliminated, and with the adoption of the detection system in the research method, test inaccuracy caused by external magnetic field interference in the efficient testing process is avoided.
Owner:NR ELECTRIC CO LTD +1
Method for preparing piperazine pyridine compound through continuous reaction
PendingCN113121424AImprove abilitiesImprove efficiencyOrganic chemistryBulk chemical productionMicroreactorPtru catalyst
The invention relates to a method for preparing a piperazine pyridine compound through a continuous reaction. The method comprises the steps of continuous condensation and hydrogenation. The continuous condensation reaction comprises the following steps: mixing a piperazine alkali solution and a pyridine solution which are used as raw materials, and reacting in a pipeline reactor. The reaction temperature of the pipeline reactor can be set in a temperature range of 10-80 DEG C, preferably 20-60 DEG C. The reaction time can also be set, for example, the reaction time ranges from 30 S to 300 S, and preferably, the reaction time is about 80 S. Then, a continuous hydrogenation reaction step is carried out, the temperature of the continuous hydrogenation reaction is controlled to be 10-100 DEG C, preferably about 40-80 DEG C, and the reaction time is controlled to be 20-200 S, preferably about 100 S. The continuous hydrogenation reduction reaction can be carried out in a catalyst fixed bed, and can also be carried out in a continuous microreactor.
Owner:浙江瑞博制药有限公司
Interconnected bare core interface management system and initialization method thereof
ActiveCN112817902BSimplify the development processIncrease configuration flexibilityProgram loading/initiatingArchitecture with single central processing unitComputer architectureNetworked system
The invention relates to a bare core interface management, in particular to an interconnect bare core interface management system and an initialization method thereof. Interconnected die interface management system, including: CMU system, JTAG-Die interface and configuration network connected to CMU system; CMU system includes CMU processor and Flash connected to CMU processor, Flash is used to store software code of CMU system ; The JTAG‑Die interface is used to control the startup of the CMU program; one end of the configuration network is connected to the CMU processor in the form of peripherals, and the other end is connected to each interface to be configured through an independent bus; the CMU processor is used to execute its configuration program. It is transmitted to the function register of each interface to be configured through the configuration network and independent bus, so as to realize the configuration of the interface address translation table. The system uses the processor to realize the system initialization configuration, and converts the hardware configuration of the interface into software programming, which reduces the design difficulty, simplifies the development process, enhances the configuration flexibility, and helps to improve the system construction speed.
Owner:58TH RES INST OF CETC
Slag machine
ActiveCN108954356BImprove precipitation effectGuaranteed uptimeLighting and heating apparatusSlagSewage
The invention relates to the field of slag dredging machines, and discloses a slag dredging machine. The slag dredging machine comprises a slag dredging pool (1), a main water supply pipeline (2) provided with a chain flushing water pipeline (3), a manual door continuous water supply pipeline (4), an electric door water supply pipeline (5) and an electric door emergency water supply pipeline (6),a water collecting pool (7), and a slag dredging machine emergency water supply pipeline (8); and along with lowering of the liquid level of the slag dredging pool (1), the electric door water supplypipeline (5), the electric door emergency water supply pipeline (6) and the slag dredging machine emergency water supply pipeline (8) are opened in sequence. In the slag dredging machine, a concentrator, a concentrator sewage pump, a dedusting water pump and a slag water medicine charging system are canceled; the slag dredging pool is basically not disturbed by the external, so that the precipitation effect is better; and the water collecting pool only receives less water without easily generating blockage, so that the slag dredging machine is reliably operated, and the slag dredging efficiency is improved.
Owner:CHINA SHENHUA ENERGY CO LTD +2
An Intelligent Surface Coal Mine Continuous Miner System
ActiveCN108643914BFree from external interferenceSlitting machinesOpen-pit miningTransmission technologyOdometer
An intelligent open-pit coal mine shearer system involves an inertial navigation system / odometer combined navigation method applied to an intelligent open-pit coal mine shearer system. The inertial navigation system in the system is installed on the top of the continuous miner; the mileage The meter is installed on the walking part of the continuous miner; the motion direction control mechanism of the continuous miner is installed on the continuous miner; the inertial navigation system, the odometer and the motion direction control mechanism of the continuous miner are all connected to the host computer through an optical cable; the inertial navigation system in the system / Odometer combined system is installed on the coal shearer. This high-precision navigation, positioning and orientation method does not require any external information and is not subject to external interference; in order to deal with the complex electromagnetic environment in the mine and the corrosion of coal dust on the signal transmission line, In this system, the optical fiber transmission technology is used to transmit the information collected by the navigation system to the host computer. The host computer processes the collected information and uses the PID control algorithm to control the shearer to make it work in a predetermined direction.
Owner:伊金霍洛旗德隆矿业有限公司 +1
Brush holder for a rotating electrical machine
ActiveCN110785915AImprove electromagnetic compatibilityFree from external interferenceAssociation with control/drive circuitsSupports/enclosures/casingsEngineeringElectronic assemblies
The present invention relates to a rotating electrical machine, particularly for a motor vehicle. The machine comprises active parts: a casing (11), a brush holder (24) comprising at least one brush (23), an electrical excitation trace (44) of said brush and a housing (37) formed by an electrically insulating material, a fixing device (49) for mounting the brush holder (24) in said machine and anelectronic assembly (36) comprising a control module (61) and an excitation trace (48) connecting the excitation trace (44) of the brush holder to said control module. The electronic assembly (36) comprises a ground trace (63), said ground trace being electrically connected to the control module (61) and to the casing (11) by means of the fixing device (49).
Owner:VALEO EQUIP ELECTRIC MOTEUR
Metal sheet micro-deep drawing automation device and method used under indirect laser shock
The invention discloses a metal sheet micro-deep drawing automation device and method used under indirect laser shock. The metal sheet micro-deep drawing automation device comprises a laser generation system, an automatic forming system and a control system. The laser generation system consists of a laser controller, a laser transmitter and an optical fiber. The automatic forming device consists of an end cover, a focusing lens cone, a machine body, a micro-deep drawing working table, a three-dimensional moving chuck, a base, a magnetic field changing device, a turntable multi-station device, a restraint layer-flyer integrated sheet, a restraint layer-flyer integrated sheet storage bin and a recovering device. The metal sheet micro-deep drawing automation device adopts pulse laser as a forming power source, performs energy conversion of optical energy and mechanical energy through the restraint layer-flyer integrated sheet and achieves automation of a micro-deep drawing process for a pulse laser driven flyer loading sheet. The automatic forming system is independent, the machining precision is not interfered by the outside, and personal errors are avoided. A laser path and the micro-deep drawing working table are stored in the machine body, and the safety of experiment operation is improved.
Owner:JIANGSU UNIV
A modeling method of human skin spectrum and a mathematical modeling method of multiple skin parameters with high degree of fitting
ActiveCN105786762BRealize quantitative analysis and calculationRealize the purpose of quantitative analysis and calculationDesign optimisation/simulationComplex mathematical operationsInformation processingHuman skin
Disclosed are a modelling method for a human skin spectrum and a mathematical modelling method for a plurality of skin parameters with a high fitting degree. Two levels of analysis model, namely, a skin spectrum analysis model and a mathematical skin parameter model, are established, so that an association is established between a skin spectrum and a light-sensitive biological skin parameter; a virtual spectrum is simulated by means of a group of skin parameters; optimization iteration is then performed using information processing technology by means of the virtual spectrum and an actual spectrum; a group of optimal solutions can be found; a designated fitting degree standard is reached; and the purpose of biological quantitative analysis of skin is achieved.
Owner:陈威
Structure of jointing and releasing connecting piece
Owner:YAZAKI CORP
Micro-blanking automation device and method of sheet metal under indirect impact of laser
InactiveCN103273195BImprove efficiencyImprove securityLaser beam welding apparatusLaser transmitterControl system
The invention discloses a micro-blanking automation device and method of a sheet metal under indirect impact of laser. The micro-blanking automation device comprises a laser generating system, an automatic forming system and a control system, wherein the laser generating system is composed of a laser controller, a laser emitter and an optical fiber, the automatic forming device is composed of an end cap, a focusing lens cone, a machine body, a micro-blanking worktable, a three-coordinator moving chuck, a base, a varying magnetic field device, a rotary table multi-position device, a restraint layer-fly piece integrated piece, a restraint layer-fly piece integrated piece storage bin and a recovery device. According to the micro-blanking automation device and method of the sheet metal under the indirect impact of the laser, pulse laser is used as a forming power source, energy conversion between optical energy and mechanical energy is conducted through a restraint layer-fly piece integrated piece device, and therefore automation of the micro-blanking technology that the sheet metal is loaded through a fly piece driven by the pulse laser is achieved. The automatic forming system is relatively independent, the machining precision is free from external interference, and personal errors are avoided. Both laser circuits and the micro-blanking worktable are stored inside the machine body so that safety of experimental operation is improved.
Owner:JIANGSU UNIV
Automatic tilting device of electric helicopter
The invention relates to the technical field of aircraft, in particular to an automatic tilting device of an electric helicopter. The automatic tilting device comprises a motor support (1), a tilting shaft (3), a tilting ball head (4), a fixed bracket (6) and a push-pull assembly. The upper part of the tilting shaft (3) is connected with the motor support (1); the middle part of the tilting shaft (3) is connected with the fixed bracket (6) through the tilting ball head (4); the tilting ball head (4) is connected to the outer surface of the tilting shaft (3) in a sleeving mode, and the lower part of the tilting shaft (3) is connected with the push-pull assembly. The device is small in occupied space, simple in structure, high in reliability, easy to disassemble and convenient to maintain; and a driving part of the whole device is installed in a helicopter body and is not interfered by the outside, only two telescopic push rod motors are needed for work, the manufacturing cost is low, the device is very matched with current mainstream pure electric large-scale, small-scale and miniature unmanned helicopters, and the device can be widely applied to the fields of surveying and mapping, transportation, routing inspection and the like, is simple in structure and is worthy of popularization.
Owner:重庆航天工业有限公司
Brush holder for rotating electrical machine
InactiveCN111819773AImprove electromagnetic compatibilityFree from external interferenceAssociation with control/drive circuitsSupports/enclosures/casingsElectric machineElectrical connection
The present invention proposes a rotating electrical machine, in particular for a motor vehicle. The machine comprises live parts; a casing (11); a brush holder (24) comprising at least one brush (23), an electric excitation path (44) for exciting the brush and a housing (37) made of an electrically insulating material; and an electronic assembly (36) comprising a control module (61) and an excitation path (48) connecting the excitation path (44) of the brush holder to the control module. The control module (61) comprises a ground path (63), the ground path (63) being electrically connected tothe casing (11) via the brush holder (24).
Owner:VALEO EQUIP ELECTRIC MOTEUR
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