Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

32results about How to "Reduce dependence on experience" patented technology

Digitized accurate ink supply method of printing machine

ActiveCN105818533ARealize precise quantitative controlReal-time supplyPrinting press partsEngineeringPrinting ink
The invention discloses a digitized accurate ink supply method of a printing machine. Metering printing ink conveying units replace ink keys on a traditional printing machine; each metering printing ink conveying unit directly conveys printing ink to corresponding ink areas; and the volume or mass serves as metering basis, quantitative supply of the printing ink for each ink area is achieved. In the working state, the ink supply flow speed of each metering printing ink conveying unit is obtained through calculation according to the consumption amount of the printing ink of corresponding color plates and the corresponding ink areas in each printed sheet and the operation speed of the printing machine, and the ink supply flow speed of each metering printing ink conveying unit is calculated and adjusted in real time along with change of the operation speed of the printing machine. By means of the digitized accurate ink supply method of the printing machine, real-time accurate adjustment can be achieved, the automation degree and digitization degree are high, the adjustable range is wide, one-way printing ink conveying is achieved, and printing ink return is avoided.
Owner:杭州科雷智能印刷科技有限责任公司

Intelligent drilling machine based on six-degree-of-freedom parallel robot

InactiveCN107030307AReal-time detection of location informationGuaranteed to be always verticalLarge fixed membersBoring/drilling machinesMachined surfaceRelative motion
The invention discloses an intelligent drilling machine based on a six-degree-of-freedom parallel robot, belongs to the technical field of intelligent drilling machines and aims to solve the problems of poor manual positioning accuracy, low manual positioning efficiency and poor drilling accuracy in the prior art. The intelligent drilling machine comprises a base, a stand column, a rocker arm, a spindle box, a drill bit, displacement sensors, the six-degree-of-freedom parallel robot and a controller, wherein the lower end of the stand column is fixedly connected with the base; one end of the rocker arm is arranged on the stand column in a sleeving mode and the rocker arm can move up and down relative to the stand column; the spindle box moves leftwards and rightwards relative to the rocker arm; the drill bit extends out of the lower end of the spindle box, is connected with a spindle in the spindle box and is capable of performing rotational motion and feeding motion; the displacement sensors are fixed to the lower end of the spindle box, the outer cylindrical surface of the end, extending out of the spindle box and connected with the drill bit, of the spindle is fit with the displacement sensors, and the position information of a to-be-machined surface of a workpiece is acquired in real time through the displacement sensors; the six-degree-of-freedom parallel robot is fixed to the base and corresponds to the drill bit in position, and the workpiece is arranged on a movable platform of the six-degree-of-freedom parallel robot; and the controller is disposed in the spindle box and electrically connected with the six-degree-of-freedom parallel robot and the displacement sensors.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI

Positioning device for in-situ windowing of endovascular stent-graft

ActiveCN106333766ASimplify window opening stepsLower requirementStentsBlood vesselsLaser burnPunching
The invention relates to a positioning device for in-situ windowing of an endovascular stent-graft. The positioning device comprises a push piece, a conveying sheath and a guiding wire, wherein a first through hole is formed in the push piece, a first magnetic piece is arranged at the first end of the push piece, and a guiding wire hole communicated with the first through hole is formed in the first magnetic piece; a second through hole is formed in the conveying sheath, a second magnetic piece is arranged at the first end of the conveying sheath, a third through hole communicated with the second through hole is formed in the second magnetic piece, and the first magnetic piece is connected with the second magnetic piece in a magnetic attracting manner; and the guiding wire is used for conveying the first magnetic piece and the second magnetic piece. The positioning device provided by the invention has the benefits as follows: after folding of the magnetic pieces, windowing is achieved through guided laser burning punching or a puncture needle method, the step of windowing is simplified, operating difficulty and risks are lowered, the operation time is saved, equipment customization is avoided, and moreover, the operation cost is lowered.
Owner:董红霖

Method for rapidly judging pile fermentation degree of Liu Pao tea

The invention discloses a method for rapidly judging pile fermentation degree of Liu Pao tea. The method comprises the following steps of taking work-in-process Liu Pao tea in pile fermentation as a to-be-detected sample, brewing into tea soup, measuring a pH value of the tea soup by using a pH acidity meter, and obtaining the content of tea polyphenol through the pH value of the tea soup according to changes in the relationship between the content of the tea polyphenol of the Liu Pao tea and the pH value in the specific stage of the pile fermentation in order to determine the pile fermentation degree of the Liu Pao tea. According to the method for judging the pile fermentation degree of the Liu Pao tea, the pile fermentation degree of the Liu Pao tea can be scientifically, rapidly, reliably and effectively determined, the accuracy rate is not less than 88.46%, the time consumption is short, the time and trouble are saved, the cost is saved, the dependence on the experience of a tea maker and the influence on the environmental conditions and the like are reduced, and the foundation is laid for realizing the quality stability and processing mechanization and industrialization of theLiu Pao tea.
Owner:GUANGXI SUBTROPICAL CROPS RES INST GUANGXI SUBTROPICAL AGRI PROD PROCESSING RES INST

Method for designing single-phase asynchronous machine based on multi-target hybrid simulated annealing algorithm

The invention relates to a method for designing a single-phase asynchronous machine based on a multi-target hybrid simulated annealing algorithm, comprising the following steps of: determining variables to be optimized, and establishing a chromosome and a population; setting the initial temperature of the simulated annealing process to be T0, and presetting iteration generation thresholds of the population; evaluating all chromosomes in the current population; setting satisfactory solution expected values, and searching the satisfactory solution; disturbing the population to accept or reject the chromosome; acquiring the number of the chromosomes in the current population, and randomly generating the chromosome to form the new population; searching non-inferior sets by taking the new population as the current population; and annealing in segments. The method is low in experience dependence degree to engineers, short in design period, low in design cost, simple in design process operation, and easy in promotion.
Owner:ANHUI UNIVERSITY

Method and device for extracting message format

The embodiment of the invention discloses a method and device for extracting a message format. The method is characterized by comprising the following steps of capturing an execution trace of a rogue program client; analyzing the input message processing process in the execution trace, and extracting the input message format of the rogue program communication protocol. According to the method, the execution trace of the rogue program client is analyzed, the automatic extraction of the input message format of the rogue program communication protocol can be realized without depending on the manual operation of people, the automation degree can be improved, the dependence on the human experience can be reduced, the manpower cost is reduced, and the extraction efficiency can be improved; the semantic information of the system level can be provided by analyzing the execution trace of the rogue program client, analysis on the fine-grained rogue code can be realized, the accuracy in analysis and location can be achieved, and the false alarm rate can be reduced.
Owner:TENCENT TECH (SHENZHEN) CO LTD +1

Automatic loading and unloading control system for side loading and unloading crane and side loading and unloading crane

The invention discloses an automatic loading and unloading control system for a side loading and unloading crane and the side loading and unloading crane. The automatic loading and unloading control system comprises a main controller (1) mounted on a frame of the crane, a remote control receiver (8) connected with the main controller (1), a remote control emitter (9) matched with the remote control receiver as well as a front hoisting electromagnetic valve group (7), a front hoisting upper arm tilt angle sensor (5), a front hoisting lower arm tilt angle sensor (6), a rear hoisting electromagnetic valve group (2), a rear hoisting lower arm tilt angle sensor (3) and a rear hoisting upper arm tilt angle sensor (4), wherein the front hoisting electromagnetic valve group (7), the front hoisting upper arm tilt angle sensor (5) and the front hoisting lower arm tilt angle sensor (6) are controlled by the main controller and mounted on a front hoisting arm of the crane; the rear hoisting electromagnetic valve group (2), the rear hoisting lower arm tilt angle sensor (3) and the rear hoisting upper arm tilt angle sensor (4) are controlled by the main controller and mounted on a rear hoisting arm of the crane. The automatic loading and unloading function of the side loading and unloading crane is realized, operation skill level and the experience dependence of an operator are reduced, the hoisting efficiency of the side loading and unloading crane is greatly improved, the labor intensity is reduced, and the phenomenon of frequent damage of a container or a hoist is avoided.
Owner:XCMG XUZHOU TRUCK MOUNTED CRANE

Method for layered filling of friction stir welding keyhole and special welding head group

The invention discloses a method for layered filling of a friction stir welding keyhole. A special welding head group is adopted to fill the keyhole left by previous friction stir welding by using the working allowance on the surface of a workpiece, and the special welding head group comprises a keyhole filling welding head and a keyhole repairing welding head. The method comprises the following steps that firstly, the keyhole filling welding head is inserted into a machining allowance layer, materials of the allowance layer are pushed to the keyhole, and then first-time welding filling of the keyhole is completed in a friction stir welding manner; and then the keyhole repairing welding head is inserted into the machining allowance layer, the materials of the allowance layer are pushed to the keyhole and / or a gap left after first-time welding filling, and then final filling of the keyhole and / or the gap is completed in a friction stir welding manner. According to the method, the welding keyhole can be effectively filled, no hole or gap is left after filling, and the welding quality of the filling position of the keyhole can be effectively guaranteed.
Owner:武汉尚田工业科技有限公司

Fire therapy device for hair and application method of device

The invention discloses a fire therapy device for hair and an application method of the device. The device comprises a shell, a sliding shell, handles, connection rods, push plates, push rods, a firesprayer and an igniter. The interior of the shell is divided into a storage cavity, a first containing cavity and a second containing cavity, openings are formed in the upper and lower ends of the shell respectively, and the storage cavity is communicated with the first containing cavity through a first air hole; the first containing cavity is communicated with the second containing cavity througha gap, the sliding shell is arranged in the first containing cavity, and the upper segments of the two handles are crosswise hinged to the opening of the lower end of the shell; the bottoms of the two connection rods are hinged to the tops of the two handles respectively, the tops of the two connection rods are hinged to the bottom of the sliding shell, and the bottoms of the two push plates arefixedly arranged on the inner bottom wall of the sliding shell; the tops of the two push plates penetrate through the sliding shell and extend out of the shell, clamping plates are arranged on the twopush plates respectively, and one end of each push rod is hinged to the outer side wall of the corresponding push plate; the other end of each push rod is hinged to the inner side wall of the first containing cavity, the fire sprayer is arranged at the opening of the upper end of the shell, the air inlet end of an air channel is communicated with a second air hole through a hose, and the igniteris arranged on the inner bottom wall of the sliding shell.
Owner:应方舟

Welding spot design method and device

The invention belongs to the technical field of whole vehicle welding, and particularly discloses a welding spot design method and device. The design method can comprise the following steps of: arranging welding spots on a metal plate based on an electric welding process requirement to obtain the metal plate and initial welding spot design data; setting at least one product performance target associated with the sheet metal welding spot; adopting a finite element method to take at least one product performance target as a boundary condition, taking the welding spot arrangement as an optimization object to execute welding spot topological optimization calculation to obtain the welding spot density of each welding spot, and indicating the importance degree of the corresponding welding spot to reach the at least one product performance target by the welding spot density; and removing the welding spots with the welding spot density smaller than a threshold value from the metal plate and the initial welding spot design data to obtain optimized metal plate and welding spot design data. The problems that reasonable welding spot positions and welding spot number are difficult to determineand time and labor are wasted in later verification can be solved, experience dependence on designers can be reduced to a great extent, and the development period of the whole vehicle is effectively shortened.
Owner:WM SMART MOBILITY (SHANGHAI) CO LTD

Automatic oil immersion device for rope head of rope winding frame

The invention discloses an automatic oil immersion device for a rope head of a rope winding frame. The automatic oil immersion device for the rope head of the rope winding frame comprises a supportingmechanism, a rope winding frame hanging mechanism, a rope head oil immersion mechanism and a position detection mechanism, wherein the rope head oil immersion mechanism comprises an oil immersion part and a driving part; the oil immersion part or the rope winding frame hanging mechanism is movably connected to the supporting mechanism, and the oil immersion part is positioned below the hanging part; the driving part is connected to the oil immersion part or the rope winding frame hanging mechanism and is used for driving the oil immersion part or the rope winding frame hanging mechanism to move, so that the distance between the oil immersion part and the rope winding frame hanging mechanism is reduced or reset; the oil immersion part is provided with an oil immersion groove; an opening ofthe oil immersion groove faces the hanging part; and the position detection mechanism is arranged on the supporting mechanism and is used for detecting whether the position of the position detectionmechanism and the liquid level position in the oil immersion groove reach a preset distance or not. The automatic oil immersion device for the rope head of the rope winding frame is good in oil immersion treatment effect, and the oil immersion quality among batches is stable.
Owner:广东康派环创科技有限公司

Part honing system

ActiveCN112025537AReduce the dependence on manual operation level and experienceIncrease productivityHoning machinesGrinding feedersHoningProcess engineering
The invention relates to a part honing system which has a transverse direction and a longitudinal direction which are parallel to the horizontal plane and perpendicular to each other. The part honingsystem comprises an equipment frame, a honing mechanism arranged on the equipment frame and used for honing parts and a feeding and discharging mechanism arranged on the equipment frame. The honing mechanism comprises a numerical control honing machine and a clamping mechanism used for supporting and positioning the parts, the feeding and discharging mechanism is provided with a first containing area for containing the parts to be machined and a second containing area for containing the machined parts, and the feeding and discharging mechanism further comprises a conveying mechanism. Accordingto the part honing system, through the cooperative design of the honing mechanism and the feeding and discharging mechanism, feeding and discharging work of part honing is automatically completed bya machine, manual feeding and discharging operation one by one is not needed, dependence on the manual operation level and experience is reduced, the honing production efficiency is greatly improved,and the production cost is reduced.
Owner:SUZHOU XINNENG PRECISE MACHINERY

Gallium oxide single crystal growth shouldering angle control method and control device

The invention relates to a gallium oxide single crystal growth shouldering angle control method which is completed through a control device, the shouldering angle in a sampling period is calculated by adopting data such as increment of crystal mass and pulling speed in the sampling period obtained by a weighing device, and the control method belongs to local shouldering angle adjustment in the sampling period. In addition, the shouldering angle is calculated through the crystal height and the bottom edge length obtained by the image acquisition device, and the method belongs to the overall shouldering angle adjustment of the grown crystal. And finally, averaging the adjusting speeds obtained by the two methods, and setting the average value to the growth speed of the next sampling period. After the method is applied, continuous and stable shouldering can be carried out in the shouldering process of the gallium oxide single crystal according to a preset angle until equal-diameter growth is realized, the yield of the full single crystal is improved, and the gallium oxide crystal with smooth and continuous shouldering is obtained.
Owner:CHINA ELECTRONICS TECH GRP NO 46 RES INST

Adaptive balanced and non-balanced dual mode video receiving chip

The invention discloses an adaptive balanced and non-balanced dual mode video receiving chip, which comprises a balanced and non-balanced video signal input unit, a balanced video signal amplifying unit, a balanced and non-balanced signal driving unit, a video synchronous separating and clamping unit, a video signal digitalization processing unit, an intelligent phase and gain compensation operating control unit, a high and low frequency phase and gain compensation unit, and a state indicating and function setting unit. The adaptive balanced and non-balanced dual mode video receiving chip hasthe advantages of adaptive balanced signal and non-balanced video signal receiving, adaptive balanced signal polarity and function of outputting a balanced and non-balanced signal. The receiving adaptation is that: the chip automatically identifies the source of a video signal, automatically analyzes and calculates the phase, the gain and the loss of an input signal, and compensates and recovers the video signal to the largest extent; and the polarity adaptation is that: the polarity of the balanced signal can transposed. The adaptive balanced and non-balanced dual mode video receiving chip is used for adaptive video receiving and relaying equipment.
Owner:重庆中舜微电子有限公司

Optical axis parallelism correction method for multi-detector system based on laser displacement sensor

The invention discloses a method for correcting the optical axis parallelism of a multi-detector system based on a laser displacement sensor. First, using the angle measurement principle of a double laser displacement sensor to measure the deflection angle of the side plane of the corrected detector; Adjust the deflection angle on the plane and the offset of the cross center in the detector output image, and establish a mathematical model between the two; 3. Obtain the deviation between the cross center and the target in the detector output image through the image processing algorithm, and bring it to the detector side The adjustment amount of the detector side plane angle is obtained in the mathematical model of the plane adjustment deflection angle and the offset of the image cross center; 4. Adjust the amount of the oblong hole so that the digital display value of the angle measurement system of the dual laser displacement sensor and the obtained deflection angle adjustment amount If they are consistent, the parallelism correction of the optical axis of the detector is completed. The method of the invention quantifies the adjustment amount of the oblong hole in the optical axis correction, the correction process is visualized and easy to operate, the correction accuracy is high, and the deflection angle adjustment amount can be recorded, and it is used for subsequent disassembly and reassembly without recalibration.
Owner:西安应用光学研究所

Method for judging biodegradation degree of thickened oil according to petromics

PendingCN111595922ALow dependence on personal experienceDetermination of differences in degree of biodegradationMaterial analysis by electric/magnetic meansGeneral water supply conservationChemical compoundEnvironmental geology
The invention provides a method for judging the biodegradation degree of thickened oil according to petromics. The method comprises the following steps: (1), adding an internal standard substance intothickened oil, and ionizing a non-alkaline nitrogen compound in the thickened oil; (2), carrying out quantitative analysis on the non-alkaline nitrogen compound in the thickened oil; and (3), judgingthe biodegradation degree of the thickened oil according to the content of the non-alkaline nitrogen compound obtained in the (2). The method provided by the invention has low dependence on personalexperience, and can accurately determine the biodegradation degree difference of different thickened oils from the angle of petromics.
Owner:PETROCHINA CO LTD

Adaptive balanced and non-balanced dual mode video receiving chip

The invention discloses an adaptive balanced and non-balanced dual mode video receiving chip, which comprises a balanced and non-balanced video signal input unit, a balanced video signal amplifying unit, a balanced and non-balanced signal driving unit, a video synchronous separating and clamping unit, a video signal digitalization processing unit, an intelligent phase and gain compensation operating control unit, a high and low frequency phase and gain compensation unit, and a state indicating and function setting unit. The adaptive balanced and non-balanced dual mode video receiving chip has the advantages of adaptive balanced signal and non-balanced video signal receiving, adaptive balanced signal polarity and function of outputting a balanced and non-balanced signal. The receiving adaptation is that: the chip automatically identifies the source of a video signal, automatically analyzes and calculates the phase, the gain and the loss of an input signal, and compensates and recovers the video signal to the largest extent; and the polarity adaptation is that: the polarity of the balanced signal can transposed. The adaptive balanced and non-balanced dual mode video receiving chip is used for adaptive video receiving and relaying equipment.
Owner:重庆中舜微电子有限公司

Portable eye medical image intelligent auxiliary diagnosis device

The invention relates to a portable eye medical image intelligent auxiliary diagnosis device, which comprises a portable eye medical image acquisition device and a portable eye medical image intelligent auxiliary diagnosis box, wherein the portable eye medical image intelligent auxiliary diagnosis box comprises an embedded device and a display device connected with the embedded device. An intelligent auxiliary diagnosis program configured to execute the following steps is burnt in the embedded device in advance, wherein the steps are as follows: reading an eye medical image collected by a collection device; segmenting the eye medical image by using an image segmentation algorithm, and extracting a sclera region image; inputting the sclera area image into a pre-trained neural network model for identification and analysis to obtain auxiliary diagnosis information; and controlling the display device to display the auxiliary diagnosis information. The portable eye medical image intelligent auxiliary diagnosis device can be applied to various scenes, the dependence of medical image discrimination on the professional knowledge and the experience of doctors is reduced, diagnosis misjudgment caused by human subjective factors is remarkably reduced, portability is high, the auxiliary diagnosis information can be displayed in real time, and real-time performance is high.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI

Method for determining lithology of source rock

The invention provides a method for determining lithology of a source rock. The method comprises steps that (1) by using a comprehensive two-dimensional gas chromatography-time-of-flight mass spectrometer, ethyl drop adamantane compounds in an asphalt sample extracted from a source rock sample can be inspected and analyzed in a quantitative manner; (2) according to the results of the inspection and the quantitative analysis in the step (2), relative content of dimethyl ethyl drop adamantine in the ethyl drop adamantane compounds can be acquired; (3) the relative content acquired in the step (2) is compared with the relative content of the dimethyl ethyl drop adamantine in the ethyl drop adamantane compounds in the source rock sample having the known lithology, and then according to the comparison result, the lithology of the target source rock can be determined. By using the method, the lithology of the unknown source rock can be determined, and the method has low dependence on personal experience and is accurate in the determining of the lithology of the source rock.
Owner:PETROCHINA CO LTD

Calibration method for pitch-throttle curve of oil-driven unmanned helicopter and system thereof

The invention relates to a calibration method for a pitch-throttle curve of an oil-driven unmanned helicopter. The calibration method comprises the following steps that S1,the unmanned helicopter is controlled to work, and the pitch and throttle opening parameters of the unmanned helicopter in the working process are recorded: S11, the pitch is increased according to set parameters in the workingprocess of the unmanned helicopter; an engine of the unmanned helicopter is kept at a rated working speed at each pitch point, and a set time T1 is kept; and S12, when the engine of the unmanned helicopter cannot keep the rated working rotating speed or the opening degree of a throttle valve of the engine of the unmanned helicopter reaches the limit position, the unmanned helicopter is controlledto reduce the throttle opening degree and the total distance until the unmanned helicopter is in an initial state, and a set time T2 is kept in the initial state of the unmanned helicopter; S2, the unmanned helicopter is controlled to stop; and S3, the pitch and the throttle opening degree of the unmanned helicopter are fitted into the curve. According to the calibration method for the pitch-throttle curve of the oil-driven unmanned helicopter and a system thereof, the pitch-throttle curve of the oil-driven unmanned helicopter can be accurately calibrated, the operation process can be effectively simplified, and the operation efficiency is improved.
Owner:重庆领直航科技有限公司

Method and device for optimizing tower structure of power distribution network

The invention discloses a power distribution network tower structure optimization method and device. The method comprises the steps of obtaining information collection information of a power distribution network; determining the wire model of each feed circuit in the power distribution network; judging the tension property of each rod site in the power distribution network, and generating a tension section of each feed circuit; calculating a representative span of each strain section, and judging whether an isolated span exists in the feed circuit or not according to the representative span; determining the electric pole type of each pole site, calculating the K value of each pole site, and calculating the sag value of the wire between two adjacent pole sites according to the K value; determining the pole tower model of each pole position point according to the sag value; according to the method, the wire model, the tension attribute of the pole site, the K value of the pole site and the like in the power distribution network are designed in sequence, calculation of the pole structure in the power distribution network can be processed and standardized, dependence of design of the power distribution network on knowledge reserve and experience of a designer is reduced, design risks are avoided, and design efficiency is improved.
Owner:陕西万迪信息科技有限公司

Calibration device for welding frame

PendingCN110639979AImprove school work efficiencyFollow-up operations are efficientMetal-working feeding devicesMetal working apparatusButt jointControl engineering
The invention discloses a calibration device for a welding frame. The calibration device includes a rack platform in butt joint with an external transmission mechanism, a liftable roller transmissionmechanism is arranged below the rack platform, rises to continuously transmit the welding frame transmitted from the external transmission mechanism to the rack platform and falls to land the weldingframe to the rack platform; the rack platform is provided with a positioning and fixing mechanism for adjusting and fixing the position of the landed welding frame; and the rack platform is provided with one or more mobile calibration mechanisms for calibrating the welding frame, and the mobile calibration mechanisms can transversely move on the side edge of the rack platform in the transmission direction of the rack platform so that calibration work of the different positions of the fixed welding frame can be achieved. The calibration device has the advantages of the high automation and intelligence degree, the high calibration efficiency and the high calibration accuracy, greatly reducing the intensity and danger of manual operation and greatly improving product quality.
Owner:CHANGSHA HUAHENG ROBOT SYST
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products