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257results about How to "Achieve universal" patented technology

Automatic pressure-keeping machine for electronic product assembling

The invention discloses an automatic pressure-keeping machine for electronic product assembling. The automatic pressure-keeping machine comprises a transmission mechanism, a positioning and supportingmechanism and a pressure-keeping mechanism, wherein the transmission mechanism is horizontally arranged on a rack and comprises two support plates arranged at an interval in parallel; a synchronous belt is arranged on the inner side of the two support plates; a jig loaded with products needing pressure keeping is placed on the synchronous belt; a pressure-keeping station is arranged in the transmission mechanism; the positioning and supporting mechanism is arranged at the pressure-keeping station of the transmission mechanism; after the jig is positioned by the positioning and supporting mechanism at the pressure-keeping station, the positioning and supporting mechanism stretches into a through groove in the jig upwards to be propped against the product in the through groove upwards; thepressure-keeping mechanism is arranged above the pressure-keeping station; and the positioning and supporting mechanism penetrates through the jig to jack and support the product, the pressure-keepingmechanism moves downwards and stretches into the through groove from above to keep pressure for the product. The automatic pressure-keeping machine realizes automatic pressure-keeping for the productwith multiple accessories, has the pressure limiting function and ensures pressure consistency to prevent the accessories from having position offset or being damaged through compression during the pressure keeping process.
Owner:SHENZHEN NUOFENG OPTOELECTRONICS EQUIP

Front floor assembly structure suitable for platform vehicle type

ActiveCN104129439AReasonable structureFully consider the rear passenger spaceSuperstructure subunitsEngineeringAssembly structure
The invention provides a front floor assembly structure suitable for a platform vehicle type. A central channel assembly of the front floor assembly structure comprises a central channel and a front floor lower cross beam located below the rear end of the central channel. A front floor framework assembly comprises two front seat front cross beams, a front seat rear cross beam and a central channel reinforcing plate, wherein the two front seat front cross beams are arranged on the left side and the right side of the front end of the central channel reinforcing plate and respectively comprise a front seat cross beam installation plate and a front seat cross beam, and the front seat cross beam installation plates are connected with the front seat cross beams. The front seat rear cross beam is arranged at the tail of the central channel reinforcing plate and comprises a middle section cross beam, a left section cross beam and a right section cross beam, and the middle section cross beam is arranged on the central channel reinforcing plate in a lap joint mode. Due to the design of the front seat front cross beam, the front seat rear cross beam and the central channel, a vehicle body platform part is constructed on the front floor assembly structure, the universality of components and the platformization of a front floor are achieved to the maximum, the demands for vehicle body front floor assemblies with different widths can be met, manufacturing cost can be saved to be maximum, and the developing cycle is shortened.
Owner:ZHEJIANG GEELY HOLDING (GROUP) CO LTD +1

Expressway compactness real-time monitoring method based on artificial neural network

The invention relates to a highway compactness real-time monitoring method based on an artificial neural network. The method comprises the following steps: training a neural network by using historical data to establish a compactness calculation model, considering filling body parameters, road roller control parameters and sensor acquisition parameters, and applying to compactness real-time calculation and real-time display in compaction construction. The prediction precision and the calculation efficiency are improved. The method comprises the following steps: acquiring historical data according to a data platform, training a compactness calculation model, calling the trained compactness calculation model into a road roller control system, before the road roller works, inputting measuredfilling body parameters before compaction and road roller control parameters into the compactness calculation model called by the road roller control system, and calculating the compactness of the road roller according to the compactness calculation model. The compaction degree is fed back in real time in combination with the road roller control parameters collected in the compaction process and the sensor acquisition parameters. According to the method, different working conditions of various application scenes are considered, conditions are created for establishment of a compaction whole-process monitoring system, and universality is achieved.
Owner:HEBEI UNIV OF TECH

Production equipment and technique for plate-strip dual-use continuous production straight-slit submerged-arc welded pipes

InactiveCN105382545AAchieve universalTo achieve the effect of continuous operationArc welding apparatusOther manufacturing equipments/toolsPunchingEngineering
The invention discloses production equipment for plate-strip dual-use continuous production straight-slit submerged-arc welded pipes and belongs to the technical field of straight-slit submerged-arc welded pipes. The production equipment comprises a material preparing table, an unwinder, a leveller, a plate shearing machine, a plate edge derusting machine, an edge milling machine, a pre-bending device, a forming device, joint slit prewelding equipment, a cutoff device, an inside welding device and an outside welding device which are connected sequentially. The input end of the plate shearing machine is connected with the input end of the plate edge derusting machine. The input end of the plate edge derusting machine is further provided with a plate automatic feeding machine connected through a transmission mechanism. The forming device is an optical distribution frame (ODF) forming machine. The invention further discloses a production technique for the plate-strip dual-use continuous production straight-slit submerged-arc welded pipes. A continuable operation ODF forming technique is adopted, and the ODF forming machine is amount to a moving punching machine, so that the forming process of the welded pipes is changed into a process that two-dimensional transformation during movement gradually changes to be a three-dimensional forming effect; the circular formed section is achieved; the production equipment and technique have the advantages of being high in efficiency, good in forming quality and the like.
Owner:HEBEI CANGHAI PIPE FITTINGS GROUP

Relay protection device and system, realizing plug-and-play, of transformer station

The invention discloses relay protection device and system, realizing plug-and-play, of a transformer station. The protection device comprises a line protector, a transformer protector, a bus connection protector and a bus separation protector relying on one another and associated with one another; required current and switching amount information are connected to the line protector, the transformer protector and the bus connection protector directly via secondary cables; opening/closing control is output directly via the secondary cables, and the protectors directly act on a switching mechanism of a bay level; the bus voltage collected by a voltage transformer is connected to the bus separator protector in the analog form; and the bus separator protector is directly connected to the line protector, the transformer protector and the bus connection protector via two optical cables in a point-to-point manner. On the premise that faults of the electric network can be overcome rapidly, the relay protection device system of the invention can further reduce the operation risk of the electrical network as well as the labor intensity of maintenance staff, and it is ensured that the electrical network operates safely, reliably and stably.
Owner:STATE GRID SHANDONG ELECTRIC POWER +2

Processing method for transaction abnormity in electronic wallet application, and device and system thereof

The invention discloses a processing method for transaction abnormity in electronic wallet application, and a device and a system thereof. The method comprises the following steps that: a card reading-writing device transmits a transaction abnormity notice to a user card when the card reading-writing device reads that a mobile terminal user card electronic wallet has an unsettled transaction start record before writing the transaction start record according to card swiping operations of the user; the user card transmits an abnormal transaction processing request to a payment system, wherein the request contains a region identifier in the unsettled transaction start record; and the payment system obtains abnormal transaction processing rules of corresponding region according to the region identifier, processes the abnormal transaction according to the obtained rules, and indicates the user card to clear the unsettled transaction start record after processing the abnormal transaction successfully. With the processing method, the device and the system thereof provided by the invention, the same mobile terminal user card electronic wallet can be used in regions executing different transaction rules.
Owner:CHINA MOBILE COMM GRP CO LTD

Method for implementing alternating current-direct current (AC-DC) general solid state power controller and controller

ActiveCN102541144AOvercome the disadvantage of not having reverse blocking abilityWith blocking abilityElectric variable regulationPower controllerAc power system
The invention discloses a method for implementing an alternating current-direct current (AC-DC) general solid state power controller and the AC-DC general solid state power controller. Two direct current solid state power controllers are connected back to back in a reverse series mode; the power input end of one direct current solid state power controller serves as the power input end of the AC-DC general solid state power controller and is connected with a direct current power supply or an alternating current power supply, and the power output end of the direct current solid state power controller is connected with the power output end of the other direct current solid state power controller; and the power input end of the other direct current solid state power controller serves as the power output end of the AC-DC general solid state power controller and is connected to a direct current power supply reference ground or an alternating current power supply reference ground through a load. By the invention, the direct current solid state power controller and an alternating current solid state power controller can be generally used and interchanged, and research and development cost and maintenance cost can be lowered. The AC-DC general solid state power controller has a reverse blocking function, effectively suppresses magnetizing inrush current with an alternating current transformer load and is suitable for an alternating current power supply system with an optional frequency.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Self-adaption damping elevator well damping assembly

The invention discloses a self-adaption damping elevator well damping assembly. The self-adaption damping elevator well damping assembly comprises a buffer plate, a magneto-rheological damping device and a control system. The magneto-rheological damping device at least comprises four sets of rotating magneto-rheological damper assemblies which are arranged in the circumferential direction of an elevator well and distributed on the bottom surface of the buffer plate and independent lift the buffer plate. Each set of rotating magneto-rheological damper assembly comprises a lifting arm, a rotating shaft and at least two rotating magneto-rheological dampers arranged at the two ends of each rotating shaft in a transmission mode correspondingly. The control system comprises a falling parameter detection unit, a power unit and a central processing unit. The damping force of all the lifting arms is adjusted in real time by the central processing unit according to falling parameters detected through the falling parameter detection unit to enable the inclined buffer plate to be horizontal, the effect that larger and effective damping force gets involved in the later period is ensured, the smoothness of descending buffering is achieved, high-speed elevators and low-speed elevators can be commonly used, and the safety performance of the elevators is improved.
Owner:CHONGQING TECH & BUSINESS INST

Deformation and displacement measurement method in model test based on image processing

The invention provides a deformation and displacement measurement method in a model test based on image processing. The method comprises the following steps of: dotting and marking an area, needing deformation and displacement measurement, of a measured model in a model test; meanwhile, arranging a calibration plate in a test scene; shooting pictures, and carrying out distortion correction and perspective transformation on the shot pictures successively to obtain perspective-transformed images; carrying out feature point detection on the perspective-transformed images; performing feature pointmatching on the same mark point by using the perspective-transformed images acquired at two different time points to obtain a plurality of feature point pairs; calculating the displacement of the mark point in the period of time; and calculating a dynamic displacement field or a deformation field of the measured plane area through the displacement combination of all mark points. The problems thatin the prior art, the surface of a measured model needs to have large roughness, irreversible treatment such as speckle spraying needs to be conducted on the surface, a fixed datum point needs to beset, the measurement principle is complex, and measurement equipment and an operation system are expensive are solved.
Owner:CENT SOUTH UNIV

Medical image system

The invention relates to a medical image system, which comprises an image acquisition device, a central processing unit and a human-computer interaction device, wherein the central processing unit comprises a conventional image processing module and a scoliosis image processing module; the conventional image processing module is used for processing conventional image data, and the processed imagecan be displayed through the human-computer interaction device or subjected to a human-computer interaction operation through the human-computer interaction device; and the scoliosis image processingmodule is used for processing an idiopathic scoliosis image, and the processed image can be displayed through the human-computer interaction device or subjected to the human-computer interaction operation through the human-computer interaction device. Through the system, after a shot image is obtained, the data processing of the idiopathic scoliosis image can be directly carried out, scoliosis typing and a corresponding treatment scheme are obtained according to data, the problem that an existing medical image system only can shoot an image but can not carry out special processing by aiming atthe idiopathic scoliosis image can be solved, the use range of the medical image is improved, and meanwhile, the medical treatment quality and efficiency of orthopedists to diagnose and treat idiopathic scoliosis diseases can be greatly improved.
Owner:李书纲

DLP projection display drive system supporting multiple laser sources

The invention discloses a DLP projection display drive system for multiple laser sources. The DLP projection display drive system for multiple laser sources is characterized by comprising a signal processing and master controller, wherein the signal processing and master controller is connected with a video decoding circuit, a DMD drive module, a fluorescent wheel drive module, a color wheel drivemodule, a light temperature sensor module, a laser source drive interface, a power management module, an android intelligent operating system module, and an audio processing and power amplification module, an RGB three primary colors laser source driver is connected with an RGB three primary colors laser module emitting three colors of laser, a PMD 1000 chip is connected with a laser source driver, a fluorescent wheel and a color wheel separately through signals, the laser module emits laser, and the fluorescent wheel is provided with fluorescent powder that can be stimulated to generate fluorescent light of a corresponding color. According to the type of the selected laser source, no adjustment is performed on a hardware driver board, the DLP projection display drive that is suitable formultiple laser sources and is used on hardware universally can be realized only by inserting in a corresponding drive interface.
Owner:HENAN HONCHOO TECH LTD

Data processing method of three-dimensional ground penetrating radar, device thereof and three-dimensional ground penetrating radar

An embodiment of the invention discloses a data processing method of a three-dimensional ground penetrating radar, a device thereof and the three-dimensional ground penetrating radar. According to themethod, in a process of detecting a preset area by means of the three-dimensional ground penetrating radar, a reference position of a reference point on the three-dimensional ground penetrating radaris acquired in real time; and then according to the reference position of the reference point and the relative position of each detecting point relative to the reference point, the target position ofeach detecting point is calculated; and a target position and a detecting result in detecting the preset area at the target position are correspondingly stored according to a preset format. In the method, the position of each detecting point is calculated through the reference position and the corresponding position; the target position is in the same coordinate system; and unified management forthe coordinate position of each detecting point is realized. and the target position and the corresponding detecting result in each detecting point are stored according to the preset format, therebyrealizing suitability of three-dimensional ground penetrating radar data for different instruments and different kinds of software.
Owner:中国煤炭地质总局勘查研究总院

Connecting device of milling cutter

The invention discloses a connecting device of a milling cutter. The connecting device is characterized by comprising a main shaft, a driven shaft and a box; the main shaft is horizontally coupled into the box; the driven shaft is vertically coupled into the box; the front end of the main shaft is coaxially fixed with a driving bevel gear; the driven shaft is coaxially fixed with a driven bevel gear; the driven bevel gear is engaged with the driving bevel gear; the milling cutter is fixedly mounted at the lower end of the driven shaft; and the back end of the main shaft is coaxially and fixedly connected with an output shaft of a motor or a main shaft of a machine tool through a coupling. The connecting device of the milling cutter has the following advantages: as the milling cutter is fixed on the connecting device, the vertical machining in large-travel and small-diameter workpieces can be realized, such as inner-diameter oil groove machining of workpieces and inner-diameter key slot finishing; the connecting device is high in machining precision, relatively small in size and light in weight; and the back end of the main shaft can be coaxially and fixedly connected with the output shaft of the motor or the main shaft of the machine tool through the coupling, so that the multi-stand common use can be realized, and the application range is wide.
Owner:CHINFONG CHINA MECHANICAL IND LIMITED
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