Patents
Literature
Patsnap Eureka AI that helps you search prior art, draft patents, and assess FTO risks, powered by patent and scientific literature data.

432 results about "Control card" patented technology

Focus following control method and device for laser scribing

The invention relates to the technical field of laser precision machining, and particularly discloses a focus following control method and device for laser scribing. The method comprises the steps that processing parameters are set through upper software, and a two-way range finder is positioned; collecting material surface height data in real time, wherein analog voltage signals of the range finder and distance values are mapped according to a quantitative conversion relation; dynamically compensating the focus height deviation based on a PID algorithm; a voice coil motor is driven by a bus motion control card to adjust the position of a focus lens, and motor displacement and pulse are converted according to 10000 pulse / mm; and forward / reverse scribing respectively adopts independent range finder data to eliminate control lag errors. The device correspondingly comprises a two-way distance measuring module, a data processing module, an axis control module and a bus motion control card supporting multi-channel expansion. According to the invention, bidirectional ranging is combined with PID closed-loop control, and the line width error is controlled to be less than or equal to 20 [mu] m; 24-path synchronous focusing is supported, the focusing period is smaller than or equal to 10 ms, and the machining speed is larger than or equal to 2000 mm / s.
Owner:SHENZHEN QINGHONG LASER TECHNOLOGY CO LTD

Laser marking control card and laser processing system

The invention discloses a laser marking control card and a laser processing system, and the control card comprises a kernel module and a bus interconnection module connected with the kernel module. The control card is also provided with an input power interface for receiving an external 24V direct-current power supply, an Ethernet interface for being connected with external EtherCAT equipment, an EtherCAT interface for being connected with an industrial personal computer and a serial port for debugging; the control card is also provided with a galvanometer control interface, a motion shaft control interface and a shaft limiting interface; wherein the galvanometer control interface is connected with a galvanometer, the motion axis control interface is connected with a motion platform, and the laser interface is connected with a laser for real-time synchronous linkage control. Aiming at the problems of an existing laser marking control card, high integration and real-time synchronous linkage of motion control, galvanometer control and laser control are achieved through the integrated control card, and the speed, precision and intelligent level of laser processing are remarkably improved.
Owner:SUZHOU GOLDEN ORANGE LASER TECH CO LTD

Multifunctional municipal road crack detection device

The invention relates to the technical field of road detection, in particular to a multifunctional municipal road crack detection device which comprises a sweeping board, a detection mechanism is arranged at the top end of the sweeping board, the detection mechanism comprises a damping tube mounted above the sweeping board, a pressing rod slides in the damping tube, a probe is arranged at the bottom end of the pressing rod, and the probe is connected with the sweeping board. Dust and sundries around a crack are removed through a dust suction pump, the accuracy of measuring the depth of the crack through a probe is improved, an operator pulls a grip manually, the depth of the crack is accurately measured through scale marks on a damping pipe, data support is provided for repairing work, meanwhile, a pressing rod and damping liquid are used for pushing a push rod in a sleeve to move, and the repairing efficiency is improved. The position of the blocking plate is adjusted, the pigment flow is accurately controlled, the color depth is marked according to the crack depth, the severity of the crack is visually reflected, clamping of the clamping block and the clamping strip is controlled through air pressure change when the dust suction pump works, the probe is prevented from being damaged due to collision, the service life is prolonged, and the maintenance cost is reduced.
Owner:CHINA MCC22 GROUP CORP LTD

Electric parking control method and system, electronic device, and storage medium

The present application relates to the technical field of vehicle braking, and provides an electric parking control method and system, an electronic device, and a storage medium. According to the solution, a vehicle driving signal is measured on the basis of the current vehicle state; when the current vehicle state is a parking obstruction state, the system determines, on the basis of a vehicle door signal, a vehicle speed signal, and a caliper signal, whether a state switching condition occurs; if the state switching condition has occurred, the vehicle state is switched to a vehicle sliding state; and when the vehicle state is switched from the parking obstruction state to the vehicle sliding state, it indicates that the driver has a get-off intention and a parking operation is not being performed or cannot be performed on a vehicle at this time, an electric parking instruction is sent to control calipers to clip so as to perform parking control on the vehicle. In this way, the vehicle can be actively parked in situ when the driver forgets to press an electric parking brake button, so that the vehicle sliding phenomenon is effectively avoided, thereby improving the safety of the vehicle, and improving the driving experience of the driver.
Owner:CHINA FAW CO LTD

Intelligent control torque tube feeding and assembling device

The utility model relates to an intelligent control torque tube feeding and assembling device which comprises a base, an adjusting assembly, a lifting assembly and a check block assembly. An adjusting assembly, a lifting assembly and a check block assembly are arranged on the base, the adjusting assembly comprises a first adjusting set, a second adjusting set and a third adjusting set, and the first adjusting set and the second adjusting set can adjust the position of a chuck so that the chuck can clamp a torque tube. The torque tube is driven by the first lifting set and the second lifting set to vertically lift the torque tube upwards to a specified height, and then the chuck is controlled to rotate in the third direction, so that the torque tube is adjusted in the axial direction, a mounting hole in the torque tube is matched with the photovoltaic panel, and locking of a fastener is facilitated. In the whole process, automatic adjustment of lifting and position adjustment of the torque tube is achieved through cooperation of all the components, the position adjustment steps in the torque tube installation process are fully reduced, and the installation efficiency of the torque tube is improved.
Owner:XIAMEN LANXU INTELLIGENT TECHNOLOGY CO LTD

High-speed laser-induced breakdown spectroscopy imaging device and method

The invention provides a high-speed laser-induced breakdown spectral imaging device and method. The high-speed laser-induced breakdown spectral imaging device comprises an optical fiber laser, a marking table, a high-speed scanning galvanometer, a flat-field scanning lens, a dichroic spectroscope, a laser isolation head, a focusing lens, a high-speed spectrograph, a delay pulse generator, an electronic control card and a computer. The electronic control card is connected with the computer, the fiber laser, the high-speed scanning galvanometer and the delay pulse generator; the delay pulse generator is connected with the high-speed spectrometer; the high-speed spectrometer is connected with the computer; geometric centers of the high-speed scanning galvanometer, the dichroic spectroscope and the laser isolation head and a straight line where laser is located are on the same straight line; and a flat field scanning lens is arranged below the high-speed scanning galvanometer. By applying the technical scheme, the task of single-point laser emission sampling exceeding 10000 Hz and dot matrix data acquisition exceeding 2000 Hz can be completed.
Owner:XIAMEN MEDICAL COLLEGE

Integrated galvanometer laser projection method and integrated galvanometer laser control device

The invention discloses an integrated galvanometer laser projection method and an integrated galvanometer laser control device. The integrated galvanometer laser projection method comprises the steps that 1, a control card stores various data in a classified mode; when an upper computer issues a system parameter instruction, a communication interface is automatically switched according to a communication mode of the upper computer, and instruction data is analyzed and stored in an EEPROM (Electrically Erasable Programmable Read-Only Memory); 2, after the upper computer issues an instruction, the control card cooperatively controls the on-off state of the laser light source and the deflection angle of the laser galvanometer, and the position and the focal length of the lens are adjusted; 3, positioning an instruction according to a target point of the upper computer; the control card cooperatively controls the laser and the galvanometer to coarsely position the center of the target; and performing fine positioning on the center of the target by taking the target point obtained by coarse positioning as an initial reference position. The integrated galvanometer laser control device has the advantages that the environmental adaptability, the control precision and the operation convenience of the integrated galvanometer laser control device are remarkably improved.
Owner:ZERO LIGHT INTELLIGENT TECHNOLOGY (NINGBO) CO LTD

Laser etching dust extraction flight following system and control method

The invention discloses a laser etching dust extraction flight following system and a control method, and relates to the technical field of thin film solar cell manufacturing. The following system comprises a focusing dust extraction module, a following driving module, a cooperative control unit and a negative pressure dynamic adjusting module. The cooperative control unit comprises a following PLC controller and a motion control card, the following PLC controller synchronously obtains path planning information from a galvanometer flight system of a laser beam and generates a displacement instruction, and the displacement instruction is sent to a following driving module through the motion control card; and the following driving module and a galvanometer scanning module of the galvanometer flight system are synchronously triggered, and the following driving module moves according to the displacement instruction and controls the center of the dust extraction cover body and the etching point of the laser beam to coaxially move in a following manner. The method is low in dust removal efficiency and series resistance, good in parameter stability, low in equipment maintenance cost and suitable for processing large-size thin film batteries such as perovskite and cadmium telluride.
Owner:SHENZHEN QINGHONG LASER TECHNOLOGY CO LTD

Automatic zoom lens control system and method

The invention discloses an automatic zoom lens control system and method, and belongs to the technical field of semiconductor packaging test automation equipment. Wherein the lens module comprises a lens structure assembly and a motor structure assembly, the lens structure assembly comprises a lens, the motor structure assembly comprises a rotor, a coil and a stator, and the rotor, the coil and the lens are rigidly connected together and do axial movement at the same time; the control module comprises an industrial personal computer, a motion control card and a driver, the motion control card and the driver are in communication connection with the industrial personal computer, and the motion control card is used for executing motor motion planning and calculating the output quantity of the position loop improved two-order reduction linear active disturbance rejection controller. According to the automatic zoom lens control system and method, the lens is controlled to zoom automatically, clear images of chips with different heights on the weldment are obtained, and it is guaranteed that the zoom device is high in precision and high in automatic zoom speed while automatic zoom is achieved.
Owner:GUANGDONG ADA SEMICON EQUIP CO LTD

Modular bidirectional converter and phase locking method thereof

The embodiment of the invention discloses a modularized bidirectional converter and a phase locking method thereof. The bidirectional converter comprises a conversion circuit composed of a plurality of modules. Each module corresponds to one module control card; the first end of the conversion circuit is connected with a direct-current traction network, and the second end of the conversion circuit is connected with an alternating-current power grid; the system control card is configured to perform phase locking on the alternating current power grid to obtain a first phase in a later slow start stage, and synchronize the first phase to the module control card, so that the module control card controls the output voltage of the module based on the first phase; the post slow start stage represents that the voltage of the direct current side bus of the conversion circuit is buffered to a first threshold value, and the slow start stage comprises the post slow start stage; the module control card is configured to perform phase locking on the alternating current power grid in a non-slow start stage to obtain a second phase and control the output voltage of the module based on the second phase; in the non-slow start stage, it is characterized that grid connection is completed on the alternating current side of the bidirectional converter, and the module control card can sample the state of the alternating current.
Owner:ZHANGZHOU KEHUA ELECTRIC TECH CO LTD +1

Electrical steel sheet nicking device

The invention provides an electrical steel sheet nicking device. The electrical steel sheet nicking device comprises a workbench, a lifting assembly, a laser assembly and a purging assembly. The workbench comprises a supporting piece, a bearing table and a driving piece, the switching side of the bearing table is rotationally connected with the supporting piece, and the driving piece is connected with the supporting piece and the bearing table; the lifting assembly comprises a stand column, a driving mechanism and an adjusting seat, the stand column is arranged on the bearing table, the driving mechanism is arranged on the stand column, and the adjusting seat is arranged on the driving mechanism; the laser assembly comprises a laser, a scanning assembly and a control card, the laser is arranged on the supporting piece, the scanning assembly is arranged on the adjusting base, and the control card is connected with the laser and the scanning assembly; the blowing assembly comprises an air supply part and an air knife module, the air supply part is connected with the air knife module, and the air knife module is arranged on the mounting side of the bearing table. According to the electric steel sheet nicking device, the spot size of laser during nicking can be adjusted, the nicking width and depth can be flexibly adjusted, the electric steel sheet nicking device can integrate multiple nicking modes, and the nicking quality can also be improved.
Owner:HUNAN VALIN LIANYUAN IRON & STEEL CO LTD

Optical coherence tomography (OCT)-based light splitting frequency doubling method and measuring system

The invention discloses an OCT-based light splitting frequency doubling method and a measuring system, and relates to the technical field of optical coherence tomography, and the method comprises the following steps: a light beam emitted by a light source is divided into a first light path and a second light path through an optical fiber coupler, the first light path is transmitted to a collimating lens group through a scanning detection part optical fiber interface, and is transmitted to a second light path through a two-dimensional scanning part; scanning an object to be measured through a focusing lens; a second light path enters the reference arm part, sequentially passes through the polarization regulator and the reference arm collimating mirror group and then is reflected by the reference arm reflecting mirror group; the first light path and the second light path interfere with each other in the optical fiber coupler, and interference light enters the light splitting path detection component after being generated. Interference light is dynamically distributed to multiple detector channels through the light splitting element, efficient multiplexing of a light path is achieved, and different sampling rate and resolution requirements are flexibly met under the control of the main control card through three modes of light splitting, optical switch switching and scanning light splitting.
Owner:SHENZHEN YIZHUO MEDICAL TECHNOLOGY CO LTD

Intelligent intercepting well control system and method based on multi-source sensing dynamic coupling

The invention provides an intelligent catch basin control system and method based on multi-source sensing dynamic coupling, and the system comprises a hardware layer which comprises a sensor module, an actuator module and a control card module. The sensor module is used for collecting multi-source data in the running process of the intercepting well and is in communication connection with the upper computer control system; a core decision algorithm module is integrated in the upper computer control system and is used for analyzing and processing the multi-source data acquired by the sensor module, and the core decision algorithm module generates a corresponding control decision according to the multi-source data; the core decision algorithm module is used for feeding back the generated control decision to the upper computer control system and outputting the control decision to the control card module through the upper computer control system; and the control card module is in communication connection with the actuator module and drives the actuator module to execute corresponding actions according to the control decision.
Owner:YANGTZE ECOLOGY & ENVIRONMENT CO LTD

Automatic testing device and method for custom bus of DCS (Distributed Control System)

The invention discloses an automatic testing device and method for a self-defined bus of a DCS, and belongs to the technical field of testing of industrial control systems.The device comprises a controller, an FPGA module, an adapter module, a main control case and a bus adapter card, the FPGA module serves as a lower computer to execute physical layer and data link layer processing of a communication protocol, and achieves electrical matching with a DCS custom bus through an adapter. A customized backboard and a bus adapter card are arranged in the main control case and are used for connecting a to-be-tested main control card, an I / O card and a communication card; the method is based on a layered protocol architecture, LVDS signal transmission and 4B / 5B coding are adopted in a physical layer, CRC32 verification and frame packaging are carried out in a data link layer, and node simulation, message framing, fault insertion and state monitoring are completed in an application layer. The method can effectively solve the problem that the private protocol bus lacks general testing means, and has high expandability and deep testing capability.
Owner:CHINA NUCLEAR CONTROL SYST ENG

Method and system for controlling card issuance

To improve the convenience, speed, efficiency and reliability of card issuance. [Solution] The method involves a card management server receiving a card issuance application from a user device that desires to have a card issued, the card issuing device requesting and receiving authentication data from the card management server through the issuing device management server in response to the card issuance request, generating an authentication code based on the received authentication data and displaying the generated authentication code on a display, the user device recognizing the displayed authentication code and transmitting a verification request for card issuance to the card management server and receiving the verification result from the card management server, the card issuing device requesting and receiving the authentication result for card issuance from the card management server through the issuing device management server in response to a request to proceed to the next step, and generating a card by saving and printing card information of the card requested for issuance on a temporary card stored in advance in response to completion of authentication for card issuance, and issuing the generated card.
Owner:TRAVEL WALLET CO LTD

Device master card control graphical user interface for an electronic device

ActiveCN309729836SMaster CardGraphical user interface
1. Name of the product in this design: Graphical User Interface for Controlling the Device Master Control Card of Electronic Equipment. 2. Intended use of this design: for use in an electronic device. 3. The key design feature of this product is its graphical user interface. 4. The image or photo that best illustrates the design points: Interface change state diagram 1. 5. Other views are omitted as they are standard design. 6. Purpose of the graphical user interface: The overall purpose of the interface is to display a master control card for multiple devices. The master control card displays multiple buttons, and users can control different functions of the devices by operating the buttons. 7. Human-computer interaction method of graphical user interface: The main view is the display interface of the multi-terminal device master control card; in the main view, click the master switch button in the upper right corner of the "Lighting Control" master control card and the "Air Conditioning Control" master control card to enter the interface change state diagram 1; in the interface change state diagram 1, long press the "Lighting Control" master control card to enter the interface change state diagram 2, click the "Switch Lighting Card Style" option to enter the interface change state diagram 3, slide to the right to enter the interface change state diagram 4, slide to the right again to enter the interface change state diagram 5, in the interface change state diagrams 3 to 5, click the OK button to switch the card style. 8. Other situations requiring explanation: The text, values, and icons in each figure are for illustrative purposes only, and the dotted lines in each figure represent parts that do not require protection.
Owner:XIAMEN LEELEN TECH CO LTD

Electric shock prevention power distribution cabinet

The utility model discloses an anti-electric shock power distribution cabinet, which relates to the technical field of power distribution cabinets, and comprises an outer cabinet and a cable, an inner cabinet is arranged in the outer cabinet, a plurality of electronic components are fixedly installed in the inner cabinet, an auxiliary assembly for plugging and unplugging the cable is arranged in the inner cabinet, the auxiliary assembly comprises a clamping seat, and the clamping seat is fixedly connected with the outer cabinet. And the clamping seat is slidably arranged on the back of the inner cabinet through a driving unit, and the cable part is clamped on the clamping seat. According to the anti-electric-shock power distribution cabinet provided by the utility model, by using the auxiliary assembly arranged on the inner cabinet, before electronic elements in the inner cabinet need to be overhauled, a cable on the clamping seat can be controlled to slide by means of the driving unit, so that the effect of pulling out a connector of the cable and the inner cabinet is achieved; therefore, the situation that a power supply is suddenly switched on due to misoperation or equipment failure in the maintenance process, and then a worker is subjected to electric shock is avoided as much as possible.
Owner:JIANGSU ZHONGLE ELECTRIC POWER TECH DEV CO LTD

Test system and test method for action reliability of cluster type intelligent load switch

The invention discloses a test system and a test method for action reliability of a cluster-type intelligent load switch. The cluster type intelligent load switch action reliability test system is provided with a background monitoring main station, a data acquisition control card, a molded case circuit breaker, a contactor cluster, an adjustable load, a temperature measurement sensor, a voltage transformer, a current transformer, a temperature measurement sensor, a scram button, an indicating lamp, a buzzer and a fan. According to the test system and the test method for the action reliability of the cluster type intelligent load switch, the action reliability of a plurality of tested intelligent load switches can be automatically tested and monitored in real time, the test data is displayed and stored in real time, the test result is judged, and the test report is automatically generated through one-time wiring.
Owner:XUCHANG KETOP DETECTION TECH CO LTD

Missile carrier positioning ring assembling method and system based on vision and angle registration

The invention provides a missile carrier positioning ring assembling method and system based on vision and angle registration, and the method comprises the steps: collecting a missile carrier positioning hole region image through an industrial camera, extracting hole position geometric information after image processing, and calculating the angle of a missile carrier positioning hole column relative to a camera coordinate system; the chuck is controlled by the PLC to rotate the missile carrier, and the target hole column of the missile carrier is adjusted to be in the vertical upward direction; acquiring an image of the positioning ring, identifying asymmetric structure features to extract a main shaft direction angle, and calculating an angle difference between the missile carrier and the positioning ring; a positioning ring is clamped through a clamp at the tail end of a robot, a planning path is converted through a multi-stage coordinate system, angle pre-compensation is conducted on the positioning ring in the carrying process, the positioning ring is inserted into a missile carrier hole site through an adsorption and limiting structure, and meanwhile the insertion force and speed are adjusted based on feedback of a force / torque sensor; and after assembly, collecting a reinspection image, analyzing and evaluating the insertion depth and the boundary offset through edge matching, and judging whether the assembly is qualified or not according to a preset threshold value.
Owner:SHANGHAI SMARTSTATE TECH CO LTD

Method for off-line marking serial numbers with laser control card

The present application relates to laser marking technology field, especially to laser control card offline marking serial number method, including: step S1 to step S6, the present application separates fixed part content and variable part content through modularization, sets fixed index module and variable index module, and combines the dynamic parameter setting of register, to realize the efficient analysis of serial number marking data and the rapid generation of laser processing instruction, thereby significantly improving the marking efficiency, enhancing the format flexibility, reducing the hardware resource consumption, and ensuring the marking precision and consistency, realizing the offline marking serial number.
Owner:BEIJING JCZ TECH

A motion control card and control system with motor protection function

The present application relates to the technical field of industrial equipment control, and in particular to a motion control card and control system with a motor protection function. A motion control card with a motor protection function includes an overvoltage detection module, a control module, and a motor discharge module; the control module is connected to the output end of the overvoltage detection module, and is used to judge the first level signal output by the overvoltage detection module and generate a control signal; the motor discharge module discharges the motor voltage according to the control signal, or turns off the discharge of the motor voltage. When the motor is in an overvoltage state, the motor discharge mode is started to reduce the voltage accumulation inside the motor and release the reverse electromotive force generated by the motor brake. The use of this application can solve the problem of reverse electromotive force generated by the motor brake and improve the effect of motor protection.
Owner:SHENZHEN HUAMAO AOTE TECH CO LTD

Fuel assembly operation robot positioning method and system based on adaptive contour feature matching

The invention belongs to the technical field of nuclear fuel assembly detection, and particularly relates to a fuel assembly operation robot positioning method and system based on adaptive contour feature matching. Comprising the steps that a global surface optimization tool converts acquired contour data into optimized ideal contour surface information, a fitting contour surface evaluation optimization tool feeds back a fitting contour surface overall deviation evaluation result, and a task data integration tool is an algorithm tool for relevant data configuration in the operation execution process of an execution assembly. And the task data integration tool constructs a data warehouse, and obtains trajectory data corresponding to the contour from the contour surface optimization module. The method has the advantages that one-key self-adaptive execution of assembly operation work can be achieved, accurate operation positioning is achieved through high-precision contour modeling, the method adapts to various motion control cards through a configuration type mode, dependence on the operation technology of operators is reduced, and the operation safety of equipment is improved.
Owner:CHINA NUCLEAR POWER OPERATION TECH CORP

Wave maker system data control method

The present application relates to the technical field of wave generator system, disclose a wave generator system data control method, wave generator system includes central controller, motion controller and multiple wave generators; wave generator has driver, motion structure and wave board, motion controller is the motion control card based on EtherCAT bus; the central controller generates multiple data parameters according to the target wave spectrum needed to generate, and calculates the time series data of the motion of each wave board through data parameters, and the motion controller controls the wave board motion of multiple wave generators according to time series data, the motion of wave board promotes water movement, forms simulated wave; acquisition sensor for collecting simulated wave data is arranged in circular pool, and the acquisition sensor transmits the collected simulation data to the central controller, the central controller analyzes simulation data, and corrects time series data according to the analysis result, optimizes time series data, so that simulated wave infinitely approaches target wave spectrum.
Owner:PEARL RIVER HYDRAULIC RES INST OF PEARL RIVER WATER RESOURCES COMMISSION

An optical element dispensing and curing system and method based on double-target monitoring

ActiveCN122092048ASolve the problem of low coupling efficiency of multiple degrees of freedomRealize decoupling controlLaser detailsLiquid surface applicatorsVision inspectionLaser array
This invention belongs to the field of high-power semiconductor laser array coupling technology, specifically providing an optical element dispensing and curing system and method based on dual-target monitoring. The system includes a multi-degree-of-freedom precision displacement platform, a vision inspection unit, a dispensing system, a dual-path photoelectric feedback module, and a central control unit. The dual-path photoelectric feedback module includes a beam splitting unit, an optical power detection unit, and a spot imaging detection unit. The beam splitting unit splits the laser beam into two paths, one of which is used for beam analysis to obtain the beam arrangement. The optical power detection unit receives the other beam from the beam splitting unit and provides real-time feedback of its optical power value. The spot imaging detection unit receives the reflected sampled beam. The central control unit integrates an industrial control computer and a motion control card. This invention designs a closed-loop hardware system including a beam splitting prism, dual detectors, and a multi-degree-of-freedom platform to solve the problem of low multi-degree-of-freedom coupling efficiency in existing technologies.
Owner:CENT SOUTH UNIV

Air quality detection device

The invention relates to an air quality detection device, and relates to the technical field of environment monitoring, the air quality detection device comprises a mounting column, a detector body and an unmanned aerial vehicle body, the detector body is mounted on the unmanned aerial vehicle body, a mounting assembly is arranged between the detector body and the mounting column, and the mounting assembly comprises a mounting seat, a connecting seat, a clamping part and a magnetic control part; the mounting seat is connected to the mounting column, the connecting seat is connected to the detector body, a clamping head is connected to the connecting seat, and the clamping part is arranged on the mounting seat and provided with a clamping notch; the magnetic control part is used for controlling opening and closing of the clamping gap based on the starting condition of the unmanned aerial vehicle body; in a state that the connecting seat is close to the mounting seat, when the unmanned aerial vehicle body is started, the magnetic control part opens the clamping notch; and under the condition that the clamping notch is opened, the clamping head can rotate in the forward direction and is clamped on the clamping part, and the clamping head can rotate in the reverse direction and is separated from the clamping part. The air quality detection device has the effect of expanding the detection range of the air quality detection device.
Owner:山西省太原生态环境监测中心

LED display screen monitoring control device

The utility model discloses an LED display screen monitoring control device which comprises an LED display screen body, an installation box is arranged on the back face of the LED display screen body, a control clamping plate is arranged in the installation box, and the LED display screen monitoring control device further comprises four installation pipes arranged on the inner wall of the side, close to the LED display screen body, of the installation box. The four mounting pipes are provided with fixing assemblies used for fixing the LED display screen body and buffering assemblies used for buffering vibration of the LED display screen body in the using process. According to the utility model, the control card board is installed and fixed by using the fixing assembly, so that while the installation firmness of the control card board is ensured, two layers of buffer protection are provided for the control card board under the action of the buffer assembly and the damping assembly, thereby reducing the vibration amplitude of the control card board and improving the reliability of the control card board. And the connection stability of the control clamping plate when the control clamping plate is used in a vibration environment is further improved.
Owner:HUBEI MINGZHE AUDIOVISUAL ENGINEERING TECHNOLOGY CO LTD

Automatic micro-fluidic chip measurement and control platform

The invention discloses an automatic micro-fluidic chip measurement and control platform, which relates to the technical field of micro-fluidic chips, and is characterized in that a box body is provided with an upper cover, a middle-layer support is arranged in the box body, the middle-layer support is suspended between two side walls of the box body through a clamping groove, and the middle-layer support is provided with an electromagnetic valve group, a needle head and a filter; a micro pump, a cooling fan, a three-way valve, a power interface, a control card communication interface, an air channel interface and a control card are further arranged in the box body, the micro pump is connected with the three-way valve through an air pipeline, the three-way valve is connected with the filter through an air pipeline, and an electromagnetic valve set is further arranged on a pipeline between the three-way valve and the filter. The control card communication interface is in signal connection with a control card, the gas circuit interface is in gas circuit connection with a micro pump, and the needle is connected with a PIN through a hard pipeline. According to the invention, the micro-fluidic chip control modules are flexibly increased or decreased through modular design, so that the system has higher expandability and is suitable for experiment requirements of different scales.
Owner:HUA XIN WEI YU (SU ZHOU) SHENG WU KE JI YOU XIAN GONG SI

A method and system for identity authentication of charging card dispensers based on multi-feature fusion of facial features

This invention discloses a method and system for identity authentication in a charging card dispenser based on multi-feature fusion of facial features. Belonging to the field of card dispenser identity authentication technology, when a person is detected entering the acquisition area, the system automatically adjusts the camera parameters of the charging card dispenser after adaptive lighting supplementation. It automatically detects the position and angle of the person being acquired and acquires a facial image. Feature point detection is performed on the acquired facial image to extract facial features, and feature fusion is performed to generate a facial feature vector. The person being acquired is authenticated based on a set of legitimate user facial data. When the identity authentication is successful, a drive command is sent to the card dispenser's card magazine to eject the card, and the card identity is dynamically bound according to the user's identity information. This achieves an efficient, accurate, secure, and intelligent identity authentication and card issuance process for charging card dispensers.
Owner:XINRUI KECHUANG (HUBEI) TECH CO LTD

A multi-station processing device and processing method for copper alloy precision castings

The present application relates to the technical field of casting processing device, specifically relates to a copper alloy precision casting multi-station processing device and processing mode, the processing device includes parts and multi-station fixing parts, the multi-station fixing parts include the bottom plate, the fixed plate being arranged on the bottom plate, the angular fixing assembly being arranged on the side of the fixed plate and the axial clamping assembly being arranged on the bottom plate are fixed to the multi-station fixing parts;The angular position of the part is fixed through the angular cylinder control clamping plate and convex body sliding clamping, and the axial position of the part is fixed by using the clamping cylinder, so that one-time multi-piece processing can be realized, the difference of traditional manual clamping by different operators is solved, the yield is improved, the production cycle is reduced, and the production cost is reduced.
Owner:SIRUI ADVANCED COPPER ALLOY CO LTD

Control system for boarding foot type robot platform

The invention discloses a control system for a boarding foot type robot platform. The control system comprises a sensing module, a decision module, an execution module and a man-machine interaction interface. The sensing module collects environment information around the robot and state information of a passenger in real time and transmits the information to the decision-making module. The decision-making module plans a walking path and gaits of the robot according to the sensing information; the execution module drives each joint of the robot to realize walking action; the man-machine interaction interface provides an operation interface for a passenger to interact with the robot. The decision-making module comprises a case and a plurality of card boards inserted in the case, the card boards comprise a storage card, a digital quantity acquisition card, an analog quantity acquisition card, a communication card, a main control card, a power supply card and a plurality of redundant card boards, and each card board is communicated with the main control card through a CAN bus. A standard 3U case design is adopted, data interaction with an upper computer or a driver can be efficiently completed, a board card expansion function is achieved, operation is easy, and maintenance is convenient.
Owner:CHONGQING TIEMA IND GRP