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Information interaction system of vehicle-mounted terminal and smart mobile terminal
InactiveCN103425494AImplement schedulingTo achieve the purpose of interactive transmission of informationSpecific program execution arrangementsThird partyInteraction systems
The invention discloses an information interaction system of a vehicle-mounted terminal and a smart mobile terminal. The information interaction system of the vehicle-mounted terminal and the smart mobile terminal comprises the vehicle-mounted terminal and the smart mobile terminal. A display interface of the smart mobile terminal is synchronously mapped on a display interface of the vehicle-mounted terminal through a high-definition multimedia interface. The smart mobile terminal comprises an application program manager. The application program manager is used for dispatching third-party application programs on the smart mobile terminal. The vehicle-mounted terminal is used for sending a dispatching order to the application program manager according to an operation order of a user, so that operation of the third-party application programs on the smart mobile terminal is controlled. The information interaction system of the vehicle-mounted terminal and the smart mobile terminal can achieve the purpose that through the manipulation of the vehicle-mounted terminal, the third-party application programs on the smart mobile terminal are dispatched and is convenient to operate and flexible in operation.
Owner:FORYOU GENERAL ELECTRONICS
Intelligent transportation system with unmanned driving and field return charging functions and implementation method
ActiveCN105788333AConvenient travelEasy to useCharging stationsRoad vehicles traffic controlElectricityCloud data management
The invention discloses an intelligent public transportation system with unmanned driving and field return charging functions.The intelligent public transportation system comprises a management platform, a vehicle-mounted terminal, a network traffic control system, a user terminal, a charging station management terminal and a cloud data management terminal.The vehicle-mounted terminal comprises an unmanned intelligent driving system, an automatic charging electricity receiving system, a vehicle status monitoring system, an identity information recognition system and a charging system, all of which are connected with the management platform.The unmanned intelligent driving system and the vehicle status monitoring system are both connected with the cloud data management terminal.The identity information recognition system and the charging system are both connected with the user terminal, and the identity information recognition system is connected with the charging system.The charging station management terminal is connected with the cloud data management terminal.The electric vehicle technology and the unmanned driving technology are combined, a cloud data analysis and intelligent management system achieves a special vehicle use operating mode, and on the premise that safe vehicle use is guaranteed, an individual, intelligent and green public transportation means is provided for a user.
Owner:SICHUAN VOCATIONAL COLLEGE OF CHEM TECH
Testing apparatus and method for electric drive system of electric automobile
ActiveCN102243145AVarious test functionsImprove test efficiencyVehicle testingCurrent sensorControl theory
The invention discloses a testing apparatus and method for an electric drive system of an electric automobile. The testing apparatus comprises a rectifier power supply, a torque and rotation speed sensor, a measuring and control unit, a tested electric drive system and an accompanying electric drive system, and a simulated condition module; the tested electric drive system and the accompanying electric drive system comprise a motor controller and an automotive motor, an AC (alternating current) power supply end of the tested (accompanying) motor controller is connected with a three-phase AC power supply end of the tested (accompanying) automotive motor; an output shaft of the tested (accompanying)automotive motor is connected with the torque and rotation speed sensor, and the torque and rotation speed sensor is connected with the measuring and control unit; a DC (direct current) power supply end of the tested (accompanying) motor controller is connected with a DC power supply output end of the rectifier power supply in parallel through a DC bus; the rectifier power supply, the tested (accompanying) motor controller and the tested (accompanying) automotive motor are respectively connected with the measuring and control unit; DC voltage and current sensors and AC voltage and current sensors are connected with the measuring and control unit; and the simulated condition module is connected with the measuring and control unit. The testing apparatus provided by the invention has complete conditions, low facility cost and high efficiency.
Owner:ZHUZHOU CSR TIMES ELECTRIC CO LTD
Flexible forming machine for total assembly of vehicle models for air storage
ActiveCN104907749ASimple structureFlexible and convenient operationWelding/cutting auxillary devicesAuxillary welding devicesProduction lineEngineering
The invention discloses a flexible forming machine for a total assembly of vehicle models for air storage. The flexible forming machine comprises central positioning mechanisms and a clamp storage mechanism. The clamp storage mechanism comprises elevating storage storerooms, fixed storage storerooms and track switching mechanisms. The two sets of elevating storage storerooms and the fixed storage storerooms are arranged at two sides of the central positioning mechanisms. The track switching mechanisms are arranged above the central positioning mechanisms. The method of application comprises following steps: selecting positioning clamps based on concrete vehicle models; pre-reading a second vehicle model while preparing positioning clamps in advance for moving the second vehicle model to the central positioning mechanisms so that replacement of clamps is finished. Therefore, the positioning clamps of the positioning clamps for vehicle bodies can be placed in the space with the area of 12m*18m. The flexible forming machine is simple in structure and flexible and convenient in operation and is in full accord with takt of a production line so that synchronous production of arbitrary combined flow of multiple vehicle models is achieved.
Owner:四川成焊宝玛焊接装备工程有限公司
Intelligent detonation control system and method thereof
InactiveCN102278924AImprove securityConvenient circulation managementBlastingMicrocontrollerDetonator
The invention discloses an intelligent detonation control system, which comprises a detonation controller and electronic detonators, wherein the detonation controller is connected with a computer through a USB interface line; control instruments for writing ID numbers of the detonators and writing the delay time, roll call of addressing identification, charge and discharge of the detonator and detonation are transmitted into the detonation controller by a computer through the USB interface line; the detonation controller comprises a detonator singlechip microcomputer, an interface circuit, anID number writing-in port driving circuit, a detonation control drive circuit, a reverse controller, a voltage-stabilized power supply, an ID writing-in interface and a detonation port; and the detonation singlechip microcomputer is respectively connected with the ID number writing-in port drive circuit and the detonation control drive circuit through the interface circuit. According to the invention, because ID numbering is adopted, each detonator has a fixed serial number, which facilitates the safety management and circulation management of the detonators; because the detonators the ID numbers of which are known cannot be detonated, and misuse and fault detonation of the detonators are avoided and controlled.
Owner:NANJING UNIV OF SCI & TECH
BPEL visual model building system based on GMF
InactiveCN101364176AImprove scalabilityCorrect and flexible conversionSpecific program execution arrangementsMapping algorithmSimulation
The invention relates to a GMF-based BPEL visual modeling system. The system is characterized in that: (1), the overall frame of the visual modeling system is designed based on the GMF technology by adopting an MVC design pattern; (2), the mapping algorithm of a BPEL view and a text is realized; (3), the multiple view synchronous design is realized; (4), the algorithm of structured active extension and contraction is realized; (5), a stack editor for re-do and un-do to a user operation is realized; (6), an automatic layout algorithm is designed to realize the active hierarchical layout during the modeling process and embody the process concept; (7), a connecting layout algorithm is designed to perform the automatic connecting branching to the structured activity in a BPEL process and embody the process selection concept; and (8), a controller-control strategy-control command mode, which can listen in and respond active operations in time, realize the random inserting of a sub-activity into the parent system, and delete and insert the prompt lines, is designed. The system has strong extended performance, and is a practical BPEL modeling tool with artistic interface.
Owner:BEIHANG UNIV
Dual wavelength common-channel quadrature carrier frequency digital holographic detection apparatus and detection method
ActiveCN105241374AGuaranteed anti-interference abilitySimple methodUsing optical meansPrismDual wavelength
The invention provides a dual wavelength common-channel quadrature carrier frequency digital holographic detection apparatus and a detection method. A non-polarization splitting prism splits converged dual wavelength incident light into reflected reference light and transmitted object light; the reference light irradiates an aperture reflector and is reflected; the object light is split into dual wavelength object lights when passing through a dichroscope; the dual wavelength object lights separately irradiate a first reflector and a second reflector and are reflected and passes through the dichroscope to merge into a beam of object light; The reflected reference light and object light are combined by a non-polarization splitting prism into a beam of light which passes through a second lens to form a quadrature carrier frequency hologram which is collected by a computer via an image sensor and the phase of the object to be measured is calculated. The detection method ensures the anti-interference ability and wrap-free real-time detection; and the method is simple and is easily implemented without need of any optical members such as polarization elements and space filter arrays, and only the hologram recorded by a black-white image sensor and completion of the dual-wavelength hologram separation by a simple algorithm are needed.
Owner:HARBIN ENG UNIV
Rapid cycled fluidized calcining procedure for superfine kaolin and equipment
InactiveCN1600687AIncrease productivityImprove thermal efficiencyPigmenting treatmentAluminium silicatesCycloneEngineering
The invention relates to superfine Kaolin calcining process and device, the prodn, method includes; preheating kaolin raw powder material, then putting it in fluidization calcining furnace from the bottom, at same time, sending fuel into the furnace, preheated primary air is sent from plenum under the furnace burns with the fuel and to form a reducibility atmosphere calcining area in the lower section, the volume content of CO+H2 in reduction area is 0-10 percent, secondary air is sent from top of the reduction area to burn residual CO+H2 completely, airflow speed is 1-6m / s in the furnace, raw powder material is in fluidization, kaolin is circularly burned for 0.3-3 hours in temp. 700-1100 deg.C, then is sent into cyclone cooling system to be cooled to obtain superfine kaolin by mixer-grinding and depolymerizing.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI
Electric paying-off automobile
InactiveCN103342264AReduce labor intensitySmall size for transport and movementVehicle framePiston rod
The invention discloses an electric paying-off automobile, and belongs to the technical field of electric winding-up and paying-off devices of cables. The electric paying-off automobile is flexible to move and convenient to use. According to the technical scheme, the electric paying-off automobile comprises an automobile frame, a triangle supporting frame, a cable wheel, hydraulic jacks and a hydraulic drive device; the triangle supporting frame is hinged to the tail end of the automobile frame through a supporting rod; the number of the hydraulic jacks is two; the ends of piston rods of the hydraulic jacks are hinged to sides opposite to the peak of the triangle supporting frame respectively; both the ends of cylinder bodies of the hydraulic jacks are hinged to the automobile frame. The electric paying-off automobile is applied to all kinds of electric power and communication departments.
Owner:STATE GRID CORP OF CHINA +1
Three-degree-of-freedom nine-connecting-rod controllable mobile operating mechanical arm with mobile pair
ActiveCN104440866AFlexible and convenient operationSimple structureProgramme-controlled manipulatorArmsThree degrees of freedomEngineering
Owner:GUANGXI UNIV
Lifting and hoisting method of vertical equipment
The invention relates to a method for lifting and hoisting vertical equipment, which is characterized in that the method comprises the following steps: a) the equipment to be hoisted is unloaded according to the on-site conditions for hoisting, and the placement of the equipment is not restricted by the position of an equipment base; b) a rotating shaft system is arranged at the bottom of the equipment, and an inclination prevention facility is arranged in the position where the equipment reaches an inclination prevention angle; c) the hoisting point of the equipment is connected with the drop hanger of a hoist, and the hoisting point is located above the gravity center of the equipment; d) the hoist lifts the drop hanger and travels forward or turns around so as to cause the equipment to rotate around a rotating shaft system and gradually erect; e) when the equipment reaches the position of the inclination prevention angle, the equipment continues to rotate around the inclination prevention facility till the equipment completely erects; and f) the drop hanger of the hoist is lifted continually to separate the equipment from the inclination prevention facility, the rotating shaft is removed, the equipment is rotated to the equipment base, and the orientation is adjusted to cause the equipment to be in place. The method does not need to use a pulley block and has no restrictions on the orientation of the hoisting point; the operation is convenient and flexible.
Owner:SINOPEC NINGBO ENG
Integrative ground horizontal circular flexible production line for assembling and checking out motorcycle
ActiveCN101003292AFlexible and convenient operationReduce labor intensityVehiclesProduction lineRoller chain
A motorcycle assembling and testing integrated flexible production line circulating horizontally on the ground is composed of an endless master roller-chain conveyer line arranged horizontally underground, the assembling workstations at the side of said master conveyer, the flat base plates of assembling fixture on said roller-chain, performance test position, performance test system, and returning-repairing line.
Owner:ฉงชิ่ง จงเซิน มอเตอร์ไซเคิล อินดัสเทรียล แมนูแฟคเจอร์ โค แอลทีดี
Method and system for loading pages
ActiveCN102163206AImprove loading efficiencyFlexible and convenient constructionSpecial data processing applicationsPersonalizationComputer module
The invention discloses a method and a system for loading pages. The method comprises the following steps of: configuring page entities at a client, wherein the page entities comprise at least one representation module; after receiving a page loading request by the client, locally searching functional modules corresponding to the representation module or calling the functional modules corresponding to the representation modules from a server end according to the representation module of the page entities to be loaded, and when more than one functional modules are provided in the system, calling a plurality of aggregated functional modules; and displaying the page by the client according to the data of all the called functional modules. The method and the system for loading the pages can quickly implement personalized page loading.
Owner:JUHAOKAN TECH CO LTD
Three-window based common-path interference detecting method and device
InactiveCN102538986AReduce detection workloadImprove efficiencyOptical measurementsGratingCommon path
The invention relates to a three-window based common-path interference detecting method and a device and belongs to the field of optical interference detection. According to the method and the device, after parallel lights pass through three windows composed of a to-be-detected object and a rectangular window and then pass through a first lens, a one-dimensional periodic grating and a second lens in turn, the parallel lights are emitted toward an image sensor; the parallel lights are collected by the image sensor and a computer connected with the image sensor, thereby obtaining an interference image containing three patterns; the intensity distributions are respectively I-D / 3, I0 and ID / 3; and the intensity distributions are introduced into a formula, thereby calculating phase distribution of the to-be-detected object. The method and the device have the characteristics of excellent stability, low system complexity and simple phase recovering algorithm.
Owner:HARBIN ENG UNIV
Integrative aerial 3D circular flexible production line for assembling and checking out motorcycle
ActiveCN101003293AFlexible and convenient operationReduce labor intensityVehiclesProduction lineRoller chain
A motorcycle assembling and testing integrated flexible production line circulating over head is composed of an endless master roller-chain conveyer line arranged on the ground, a fixture returning back conveyer arranged over head, the assembling workstations at the side of said master conveyer, the flat base plates of assembling fixture on said roller-chain, performance test position, performance test system, and returning-repairing line.
Owner:ฉงชิ่ง จงเซิน มอเตอร์ไซเคิล อินดัสเทรียล แมนูแฟคเจอร์ โค แอลทีดี
Water taking gallery of self flow type for underground reservoir
InactiveCN1948639AReduce consumptionLower annual operating costsDrinking water installationTerrainEvaporation
This invention relates to a device in hydraulic engineering groundwater extraction, especially a spontaneity underground reservoir of water corridor. There is vertical well in sand stone. Collecting tunnel and diversion tunnel located in the groundwater below the water makes the vertical wells connect from one another. The direction of diversion tunnel is the same to the terrain slope. The diversion tunnel makes the water of vertical well out of the ground. This invention can replace small river valley emerges surface reservoir functions, storing basin of water, so that the groundwater basin rational allocate its resources, its quantity, water wide range of low-cost water, reducing water evaporation. This invention can directly get water in deep coverage river bed, and is appropriate to get water in mountain underground water reservoir.
Owner:新疆水利水电规划设计管理局
Multifunctional seismic hydrophone tester
ActiveCN101840008AFlexible and convenient operationFriendly GUIGeological measurementsData acquisitionBus interface
The invention relates to a multifunctional seismic hydrophone tester, which is characterized in that a signal generator consists of a wave detector function test signal source generator and a frequency controller which is connected with a sine wave signal source generator; a simulation / digital conversion circuit is sequentially connected with a signal regulating circuit and a duplex sensor matching and testing relay to form a data collection plate; the signal generator and the data collection plate are connected with a PC104 embedded-type computer through an FIFO bus interface and a PC104 bus, the sine wave signal source generator is connected with a loudspeaker through a power amplifier, the wave detector function test signal source generator is connected with the duplex sensor matching and testing relay, and the duplex sensor matching and testing relay is connected with a reference crystal or a standard wave detector and a wave detector to be tested which is arranged inside a resonance test box; and the loudspeaker is arranged on one end of the resonance test box. The multifunctional seismic hydrophone tester can thoroughly test and analyze the natural frequency, sensitivity, polarity, DC resistance, AC impedance and the leakage current index of the electric wave detector.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1
Automatic wire arranging and winding machine
InactiveCN102237195AImprove insulation performanceSmooth transmissionFilament handlingCoils manufactureWinding machinePulp and paper industry
The invention relates to the field of machining, in particular to an automatic wire arranging and winding machine. The automatic wire arranging and winding machine comprises a main machine, a wire arranging mechanism, a paying-off mechanism, an insulated paper winding system and a motor set for providing power, wherein the insulated paper winding system comprises a layer insulating paper winding system and an end insulating paper winding system; the layer insulating paper winding system comprises a bracket and a layer winding power system; the layer winding power system comprises a layer paper feeding system and a layer paper shearing system; the end insulating paper winding system comprises a paper tray and an end winding action system; the end winding action system comprises an end paper feeding system and an end paper shearing system; the end paper feeding system is provided with a paper pressing roller; the motor controlled input end of the paper pressing roller is connected with a micro controller system; and the circumferential surface of the paper pressing roller is provided with a concave cavity capable of accommodating a coil lead. Because the technical scheme is adopted, the automatic wire arranging and winding machine realizes the automatic wire winding function, the transmission of the whole machine is stable, and a coil manufactured by the automatic wire arranging and winding machine has a good insulating effect.
Owner:上海通力电工设备厂
Mushroom bed feeder
The invention provides a mushroom bed feeder, belongs to the technical field of machinery, and solves the problems of low work efficiency as a forklift and manual operation need to be matched when the existing mushroom bed is used for feeding. The mushroom bed feeder comprises a moving frame, a worktable arranged above the moving frame and a lifting mechanism arranged between the moving frame and the worktable for driving the worktable to lift; a conveyor belt is arranged on the worktable; a feeding hopper and a poking flattening unit, which are positioned above the conveyor belt, are sequentially arranged on the worktable along the conveying direction of the conveyor belt; a swing head for supporting the conveyor belt and a support structure for supporting the swing head are arranged at the front part of the worktable; an adjusting structure for adjusting the horizontal distance, relative to the worktable, of the swing head is also arranged on the worktable. The mushroom feeder has the advantages of good feeding effect, high feeding efficiency, broad feeding range and the like.
Owner:ZHEJIANG HONGYE EQUIP TECH
High-reliability unified power flow controller suitable for double-circuit line
InactiveCN104092234AImprove reliabilityImprove flexibility and reliabilityElectric power transfer ac networkReactive power adjustment/elimination/compensationTransformerEngineering
The invention provides a high-reliability unified power flow controller suitable for a double-circuit line. The high-reliability unified power flow controller comprises at least one parallel transformer, four converters, at least two series transformers, a parallel-side back brake loop, a series-side back brake loop and a direct-current public bus. At least one side of each series transformer is connected with at least one set of bypass switches in parallel. The alternating current side of at least one converter is connected with at least one series transformer through the series-side back brake loop to be connected into the line in series. The alternating current side of at least one converter is connected with the at least one parallel transformer through the parallel-side back brake loop to be connected into an alternating current system. The direct current sides of the converters are connected to the direct-current public bus through change-over switches. By means of the structure, multiple operation modes can be achieved, and when one converter breaks down, power flow of the double-circuit electric transmission line and the voltage of the parallel-side alternating current system can still be controlled; when two converters break down, control over the power flow of the double-circuit line can be achieved, and the good flexibility and the good reliability are achieved.
Owner:NR ELECTRIC CO LTD +2
Cast exudation of investment casting mould
A casting-penetrating technology with consumable mould for making the cast workpiece have an antiwear and anticorrosion surface layer includes such steps as coating the casting penetrant on the surface of consumable foam mould, coating special refractory paint, baking and casting at the temp which is 30-80 deg.C higher than ordinary casting temp and under the vacuum degree which is 0.002-0.006 MPa higher than ordinary vacuum degree.
Owner:HENAN UNIV OF SCI & TECH
Coating material for surface coating of waterproof membrane and preparation method thereof
ActiveCN101575475AHigh tensile strengthHigh elongationMulticolor effect coatingsPolymer sciencePolymer
The invention relates to a coating material for the surface coating of a waterproof membrane and a preparation method thereof. The coating material is prepared by the following method of: mixing and synthesizing a raw material consisting of a component A, a component B, a component C and a component D to obtain a polymer emulsion, wherein the component A comprises 90.0-130.0 weight portions of deionized water; the component B comprises 9.0-22.0 weight portions of deionized water, 0.5-1.5 weight portions of sulfate and 0.1-1.0 weight portion of polymerizing agent; the component C comprises 98.0-128.5 weight portions of deionized water, 0.2-5.0 weight portions of sulfate, and 2.5-4.5 weight portions of polymerizing agent; the component D comprises 150.0-260.0 weight portions of acrylic acid ester, 3.0-10.0 weight portions of methacrylic acid, 5.0-20.0 weight portions of organic fluorine and 5.0-20.0 weight portions of organosilicon; filling a filling material, a nano-material and an additive in the polymer emulsion and carrying out uniform dispersion simultaneously; adjusting the pH value to 8-9 by an ammonia; adding a thickener subsequently and filtering the solution, thus obtaining the colorful nano-fluorine silicone-acrylate coating materials. The coating materials are uniformly coated on the surface of the waterproof membrane, and the solidified and bonded colorful nano-fluorine silicone-acrylate coating has high tensile strength, large fracture elongation, good weathering resistance and low-temperature resistance, excellent heat resistance and stability and various color types.
Owner:KESHUN WATERPROOF TECH CO LTD
Unmanned aerobat with ring-like wing
This invention relates to a ring-foil unattended airplane, wherein the divider divides the volume into two-piece volumes in an empty ducted, the upper volume has the airplane's fuel tank in it, and the down volume has the airplane's control embarkation storehouse in it, the center part of the ducted has the engine, and the down part of the engine is assembled with the fixed bar, which connects with the ducted inwall, the upper end of the engine has the locking, and the upper end of the duct's center part has the load storehouse, wherein the frame connects with the ducted outwall, the down part of the fixed bar has the blind, which connects with the ducted inwall, the bottom end of the blind has the vane, and the bottom end of the ducted has the airplane frame.
Owner:王忠信
Antibiosis acrylic fiber and preparation method thereof
ActiveCN107419367ALoose and open structureLow degree of orientationMonocomponent synthetic polymer artificial filamentSynthetic polymer filament chemical after-treatmentWater bathsYarn
The invention relates to an antibiosis acrylic fiber and a preparation method thereof. Firstly, an acrylic fiber spinning solution is extruded by a spinning nozzle, solidified, stretched by a water bath and washed to obtain fibers, and the fibers are dipped into solution which contains an organic antibacterial agent and is subjected to thermal stretch and postprocessing to obtain the antibiosis acrylic fiber. Finally, a product mainly consists of the acrylic fiber and the organic antibacterial agent, the acrylic fiber and the organic antibacterial agent are combined through an ionic bond and / or hydrogen bond; the content of the organic antibacterial agent in the product is 0.2-0.5wt%, the antibacterial rate for staphylococcus aureus, colibacillus and candida albicans is greater than or equal to 99%, the antibacterial rate after washing is carried out for 50 times is greater than or equal to 99%, a filament number is 0.5-5.0dtex, breaking strength is 2.0-.2cN / dtex, the antibiosis acrylic fiber is the short fiber, filament or tow, and the antibiosis acrylic fiber is applied to fields including pure spinning yarns, commingled yarns, knitted fabric, woven fabric or nonwovens. The preparation method for the antibiosis acrylic fiber has the advantages of simple technology, low cost and convenience and flexibility in operation.
Owner:DONGHUA UNIV
Display panel and manufacturing method thereof
ActiveCN109003966AAchieve self-assemblyImprove transport efficiencySolid-state devicesSemiconductor devicesEngineeringElectrode
The invention discloses a display panel and a manufacturing method thereof, belonging to the technical field of display. The display panel comprises a driving substrate, a plurality of LED devices anda barrier layer and an electrode layer arranged on the driving substrate. The barrier layer comprises a barrier and a plurality of barrier openings arranged in an array, wherein the barrier openingsare separated by the barrier, and an LED device is arranged in one barrier opening; The LED device includes a first electrode and a second electrode, the first electrode and the second electrode are located on the same side of the LED device, and the second electrode is disposed around the first electrode; The electrode layer includes a ferromagnetic electrode and a lead wire positioned within thebaffle opening. Compared with the prior art, the assembly of the LED device on the driving substrate can be realized by energizing the lead wire, the transfer process is simple and easy to control, the efficiency is high, and the transfer head does not need to be made additionally, which is favorable for reducing the production cost of the product.
Owner:SHANGHAI TIANMA MICRO ELECTRONICS CO LTD
Dissimilar metal welding method of titanium alloy and austenitic stainless steel
InactiveCN102728937AImprove welding qualityAvoid Weld CrackingArc welding apparatusWelding/soldering/cutting articlesThermal insulationWeld seam
The invention discloses a dissimilar metal welding method of titanium alloy and austenitic stainless steel, comprising the following steps of: carrying out grinding and assembling before welding; and carrying out welding by using a method of filler wire pulsed TIG welding. With the dissimilar metal welding method of the titanium alloy and the austenitic stainless steel of the invention, by welding parameter adjustment, preheating before the welding, thermal insulation and slow cooling after the welding and control of melting and solidification conditions of a titanium alloy and stainless steel welding pool, a welding joint which has nice weld formation, and has no defects of cracks and air holes is obtained. The welding method of the invention has high welding efficiency, low cost, convenient and flexible operation, and can meet requirement of the welding joint of welding the dissimilar metals of the titanium alloy and the austenitic stainless steel.
Owner:SHANDONG UNIV
Processing device of thin-diameter thin-wall metal elbow
The invention discloses a processing device of a thin-diameter thin-wall metal elbow. The thin-diameter thin-wall metal elbow comprises a base, a guide wheel I, a handle, a guide wheel II and a separation blade, wherein the base is fixedly mounted on a worktable; the guide wheel I is movably mounted on the base and can rotate around the central axis of the base; the handle is mounted on the base by a movable connecting piece and can rotate left and right around the movable connecting piece; the guide wheel II is mounted in a slot arranged in the middle of the handle; the separation blade is fixed on the base and prevents a bent tubular product from radially moving in an elbow-bending process; and molded arc grooves with the same diameter as the bent tubular product are arranged on the guide wheel I and the guide wheel II along the circumferential direction and arranged on the same horizontal line. The processing device has simple structure, convenient mounting, simple and convenient use and operation and good use effect and can process various thin-diameter thin-wall metal elbows with different strength levels; and an elbow-processing process has little influence on the performance of tubular products and has convenient and flexible operation, high efficiency and low cost.
Owner:NORTHWEST INSTITUTE FOR NON-FERROUS METAL RESEARCH
Remote control method and system based on android
InactiveCN103106104AFlexible and convenient operationLow costMultiprogramming arrangementsInput/output processes for data processingRemote controlFrame work
The invention discloses a remote control method and a system based on android. An android box device intercepts remote controller code values from a remote controller in a frame work layer, android code values corresponding to the remote controller code values are found in a preset mapping table, operating parameters corresponding to the android code values are sent to an application layer, and operation corresponding to the android code values is implemented in the application layer according to the operating parameters.
Owner:SHENZHEN GIEC DIGITAL CO LTD
Long-distance pipeline GPS control measurement method based on CORS
ActiveCN103885069AHigh precisionFlexible and convenient operationHeight/levelling measurementSatellite radio beaconingObservation dataOperation mode
A long-distance pipeline GPS control measurement method based on CORS comprises the steps of 1 performing point selection and stone filling according to the distribution situation of long-distance pipelines and forming a control network with multiple measurement control points; 2 performing field observation on the control points and obtaining observation data; 3 performing RINEX format conversion; 4 performing control network baseline solution on the observation data; 5 using accurate three-dimensional coordinates of CORS base stations as starting points to perform constrained adjustment according to the distribution situation of the CORS base stations on the periphery of a measurement region to obtain accurate coordinates of frame network nodes, then using control points in a frame network as starting points to perform constrained adjustment in a conventional operation mode to obtain result data of the whole control network; 6 performing coordinate conversion; 7 performing height fitting to calculate height data of other control points. The data accuracy and the working efficiency are effectively improved.
Owner:国家管网集团广东省管网有限公司 +1
Force moment testing device of corner type electric actuating mechanism
ActiveCN101158609AFlexible and convenient operationOperational securityMachine part testingHydraulic/pneumatic force measurementMeasurement deviceHydraulic pump
The invention relates to a moment measurement device of an angular electric actuator including a hydraulic pump, a hydraulic cylinder, a weighing transducer and a support platform; wherein, a piston rod is arranged inside of the hydraulic cylinder, one end of the piston rod is fixedly connected with the support platform, while the other end of the piston rod is connected with the support platform through the weighing transducer, the weighing transducer is connected with a computer; an output shaft of the angular electric actuator is fixedly connected with a sector gear, the hydraulic cylinder is fixedly connected with a linear rack matching with the sector gear; the hydraulic pump is connected with the hydraulic cylinder through a directional valve, a relief valve is arranged between the hydraulic pump and the directional valve. The invention replaces conventional poises with cylinder pressure, measurement of constant moment is actualized, and the invention can be applied to measure electric actuators of large moment. The invention is safe, convenient and labor-saving when in operation; computer technology is adopted in measurement data collecting which achieves intuition and verity in data observation and high measuring precision.
Owner:浙江金华自动化仪表有限公司
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