45results about How to "Realize logic control" patented technology

The invention discloses an intelligent tool capable of being flexibly expanded and dynamically configured. The intelligent tool comprises a hardware module and a software module. The hardware module comprises a control mainboard, to-be-tested equipment, a plurality of testing circuit units, an interface resource set formed by multiple interfaces and a plurality of adapter plates. The software module comprises embedded software and a script configuration file. A testing process includes the steps of firstly, preparing a hardware environment; secondly, preparing the software, to be more specific, forming the script configuration file according to the testing cases and testing flow of the design testing content of the to-be-tested equipment; thirdly, operating the embedded software after the control mainboard is started, importing the script configuration file, allowing the embedded software to analyze the script configuration file, and executing corresponding operations according to the analyzed testing flow so as to test the to-be-tested equipment.

The invention discloses a self-organized intelligent control system of an indoor environment. The intelligent control system comprises a plurality of indoor environment control devices, wherein the indoor environment control devices are respectively used for carrying out scheduled indoor control or used for controlling indoor electromechanical equipments; each indoor environment control device comprises a function module section, and communication module sections; the function module is used for carrying out monitoring, control and data treatment associated with indoor environment control; the communication module sections are interconnected to form a centerless network; the function module section exchanges information by communication of the communication module sections in the centerless network. Thus, the expandability of the entire control system can be improved under the premise that the complexity of the entire system is reduced through the self-organized intelligent control system of the indoor environment.

The invention discloses a steel hoop machining feeding control system and control method based on three-dimensional visual guidance. The system comprises a controller, a mechanical arm and a three-dimensional sensor, wherein the mechanical arm and the three-dimensional sensor are in control connection with the controller. A clamp used for grabbing steel hoops is arranged at the tail end of the mechanical arm. The three-dimensional sensor is arranged at the tail end of the mechanical arm and used for carrying out image and three-dimensional data scanning on the to-be-grabbed steel hoops and transmitting scanned data to the controller. The controller controls the clamp connected with the tail end of the mechanical arm to act so as to grab the steel hoops according to the scanned data of thethree-dimensional sensor. The three-dimensional sensor is used for shooting two-dimensional images and three-dimensional data of the steel hoops, a one-one mapping relation is built between the two-dimensional images and the three-dimensional data, the pose of the mechanical arm for grabbing workpieces is solved on this basis, rationality of steel hoop grabbing is judged, and then the industrial mechanical arm is guided to grab the steel hoops, and therefore feeding machining on the steel hoops placed in a frame is achieved; and automation of steel hoop thread machining is achieved so as to improve production efficiency and save manual cost.

The invention relates to a unidirectional transmission device integrated with a ratchet gear, belonging to a mechanical transmission part, in particular to a unidirectional-transmission overrunning clutching transmission device integrated with a ratchet gear. The outer contour of a gear of the transmission device is provided with gear teeth; an internal cavity of the gear is provided with a ratchet; an internal hole of the gear is provided with a left bush in an interference mode, and the right side of the left bush is provided with a left stop ring; a driving wheel is installed at the internal part of the gear, and the left side of the driving wheel contacts with the right side of the left stop ring; the internal hole of the driving wheel is provided with a key groove, and the driving wheel is connected with a transmission shaft through the key groove and keys; a sunken table is milled on the driving wheel, and a pawl is installed on the driving wheel through a pawl fixing screw; and the sunken table and the pawl of the driving wheel are respectively provided with a pin column, and a spring steel sheet is installed between the pawl fixing screw and the pin column. The invention has compact structure, reliable working and stable performance, can ensure the constant proportion transmission due to the gear structure arranged outside, and can realize convenient overrunning clutching due to the ratchet structure arranged inside.

The invention belongs to the technical field of underground-coal-mine auxiliary transportation devices. The problems that an existing rubber-wheel vehicle is large in transmission loss, needs a special speed changing box, and is low in operating safe factor are solved. A hinging-type bidirectional-driving self-loading-and-unloading rubber-wheel transporting vehicle comprises a front cab, a front vehicle frame, a back vehicle frame, a side-unloading-type cargo compartment, a back cab and a lorry-mounted crane; the front vehicle frame is hinged to the back vehicle frame through a left steering oil cylinder and a right steering oil cylinder, a crude oil engine is connected to the upper portion of the front vehicle frame, a hydraulic oil pump is connected to the back portion of the crude oil engine, and the crude oil engine and the hydraulic oil pump form a power unit. The rubber-wheel transporting vehicle has the driving/lifting shutting function, the bidirectional-driving function, the side-unloading-type cargo-compartment self-unloading function, the parking braking function and the lifting function, the working efficiency and the operating safe factor are increased, force taking mode is the power unit-hydraulic oil pump, intermediate links are small, power losses are small, and the transmission efficiency is high.

The invention discloses a CAN bus-based garbage truck control system which comprises a cab CAN controller, a touch screen, a valve block CAN controller, CAN buses from 1 to 3, a button operation box, a rear operation disk, an induction switch module, a pressure sensor and a hydraulic electromagnetic valve module, wherein the cab CAN controller and the valve block CAN controller carry out CAN communication through the first CAN bus; the cab CAN controller and an engine ECU of a garbage truck carry out CAN communication through the second CAN bus; the cab CAN controller and the touch screen carry out CAN communication through the third CAN bus; the first CAN bus and the third CAN bus communicate with each other based on the CANOpen protocol; and the second CAN bus communicates based on the J1939 protocol. The CAN bus-based garbage truck control system simplifies the wiring harnesses of the whole truck, improves the reliability, the safety and the maintainability of an electrical line of the whole truck, realizes data sharing of the whole vehicle, is flexible for configuration, small in size and high in protection property and has a relatively large practical value.

The invention discloses a clearance seal plunger type cylinder and belongs to the technical field of hydraulic cylinders. The clearance seal plunger type cylinder comprises a cylinder barrel, a piston rod and a gland; a guide sleeve is fixed on the inner cylindrical surface of the cylinder barrel; a copper-base anti-abrasion oil-free bushing is mounted between the piston rod and the guide sleeve; an oil passage for communicating the outer side of the cylinder barrel with the high-pressure cavity of the cylinder barrel when the piston rod finishes traveling is opened in the plunger type cylinder, when the piston rod of the plunger type cylinder finishes traveling, the oil passage can output pressure oil and send a pressure signal to realize the logic control for a hydraulic system; a very small clearance is formed between the relatively moving surfaces of the copper-base anti-abrasion oil-free bushing and the piston rod to form clearance seal.

The invention discloses a phased array beam control device, a firmware upgrading method and radar. The phased array beam control device comprises: a first FPGA module used for the real-time processingof phase data of a beam; a second FPGA module used for outputting corresponding instructions to a plurality of radio frequency transceiving components according to the data processed by the first FPGA module; a clock and synchronizing signal module used for generating a clock signal and synchronizing the clock signal to the first FPGA module and the second FPGA module; a first DDR module used forstoring the process data generated by the first FPGA module; an FLASH module used for storing configuration information required by loading; and a power supply module used for supplying power to thefirst FPGA module and the second FPGA module. According to the single phased array beam control device composed of the first FPGA module and the second FPGA module, logic control for the plurality ofradio frequency transceiving components can be achieved at the same time, the number of beam control devices is reduced, and therefore, the hardware cost of the system is reduced.

The invention relates to the field of the communication technology, particularly to an automatic fusing message sending method, apparatus and system. The method comprises: receiving a message sending request and obtaining a feature in the message sending request; carrying out black list verification based on the feature; and after successful black list verification, sending a corresponding message and generating a log of the message sending based on the feature. On the basis of asynchronous analysis of a log, feature data exceeding a threshold value are added into the black list, so that logic control of the message sent by the user can be realized and thus message harassment on the user can be avoided; and the processing speed of sending a message by a message processing system can be increased.

The invention discloses a PCIE switch pin level configuration system, and relates to the field of system board cards. The PCIE switch pin level configuration system comprises a PCIE switch and a CPLD,wherein the GPLD pin of the CPLD is connected to the configuration pin of the PCIE switch, and the GPLD pin of the CPLD is used for adjusting the level value flowing into the PCIE switch according tothe level configuration value of the pin in the register. The system changes traditional hardware mode configuration, real-time logic control and configuration of the PCIE switch are achieved throughthe CPLD, and the PCIE configuration mode is more flexible and convenient. The invention also provides a PCIE switch method and device, a CPLD and a readable storage medium, which have the above beneficial effects.

The invention relates to a moisture liquid phase sampler with an eccentric hole plate. The moisture liquid phase sampler comprises a sampling pipeline main path 1, a sampling U-shaped loop 5 and a liquid phase sampling bottle 7, wherein the sampling pipeline main path 1 is connected onto a moisture circulation pipeline; the eccentric hole plate 2 is fixed on the sampling pipeline main path 1; the center of the hole is positioned above the center axial line of the main pipeline; an inlet and an outlet of the sampling U-shaped loop 5 are respectively positioned in the two sides of the eccentric hole plate of the sampling pipeline main path 1; the liquid phase sampling bottle 7 is positioned under the U-shaped loop 5, and is connected with the sampling U-shaped loop 5 through a switch valve; a three-way valve structure is arranged in positions of an inlet position and an outlet position of the sampling U-shaped loop 5 and in a position among the inlet and outlet of the sampling U-shaped loop 5 and the liquid phase sampling bottle 7. The moisture liquid phase sampler has the characteristics that the structure is simple; the efficiency is high; meanwhile, the dynamic sampling in the moisture flowing process is realized; the sampled liquid phase samples have good representativeness.

The invention belongs to the technical field of hydraulic multiway valves, and in particular, relates to a load sensing proportional multiway valve with load pressure duplication. In order to solve the problems of bad flow loss and influence on load signals in a LS loop by logic control in a traditional multiway valve, the invention provides the load sensing proportional multiway valve with load pressure duplication. The load sensing proportional multiway valve with load pressure duplication comprises a main valve, a shuttle valve, a pressure compensation valve, a pressure duplication valve, a pilot pressure reducing valve and a main safety valve; and after the load signals are compared through the shuttle valve, the load signals are acted on a valve element of the pressure duplication valve, and duplicated pressure signals are transferred to a LS port of a pump. The load sensing proportional multiway valve with load pressure duplication is provided with the pressure duplication valve for logically controlling the load signals to accelerate the system response speed; and the LS signals consume no oil in the working oil port, so that the flow loss is reduced, and the energy utilization rate is increased.

The invention discloses an intelligent differential lock integrated system. The integrated system is characterized in that a gas path of the whole vehicle is connected to a differential assembly through a differential lock electromagnetic valve, wherein a vehicle body control module is used for judging current vehicle speed and transmitting the current vehicle speed to a chassis control module after acquiring a pulse signal of a vehicle speed sensor through a combined instrument; the chassis control module is used for controlling the differential lock electromagnetic valve to be opened and closed to control the switching time of the differential assembly. According to the intelligent differential lock integrated system with the structure, the differential lock electromagnetic valve is logically controlled; a detection device is used for judging whether the vehicle is inconsistent with a differential lock operating standard or not according to the running state of the vehicle, and executing mode switching; a control logic and a judgment parameter can be set by virtue of computer software, and a plurality of completely new functions of vehicle state identification, driving intension judgment, adaptive protection, parametric regulation, failure diagnosis and the like of a differential lock are realized, so that the misoperation risk is reduced, and the reliability of the differential lock and other chassis parts can be remarkably improved.

The invention provides a cross-computer scheduling system comprising a host node and a slave node, wherein the host node is configured to transmit a call request to the slave node according to slave node information, predefined flow control information and the state of the slave node; the slave node is configured to execute the call request and return a call result to the host node.

The invention discloses a winch pressurizing servo system and a control method. The winch pressurizing servo system comprises a pressure pump, a pressurizing winch, a working winch, a pressurizing winch multi-stage overflow valve and a working winch multi-stage overflow valve. The pressurizing winch multi-stage overflow valve comprises a low-pressure floating electromagnetic valve Y7 and a high-pressure floating electromagnetic valve Y6, wherein the high-pressure floating electromagnetic valve Y6 enables a pressure difference to be generated between an opening B and an opening A of the pressurizing winch. The working winch multi-stage overflow valve comprises a low-pressure floating electromagnetic valve Y9 and a high-pressure floating electromagnetic valve Y8, wherein the high-pressure floating electromagnetic valve Y8 enables a pressure difference to be generated between an opening B and an opening A of the working winch. By the adoption of the winch pressurizing servo system, an operating system of the working winch and an operating system of the pressurizing winch are combined to form one operating system, the cost is saved, and the operation process is simplified.

The invention discloses a control integrated system for retarder. The control integrated system for retarder comprises a retarder, wherein the retarder is connected and controlled by a vehicle body control module; signals required by the vehicle body control module for controlling the retarder are interacted through CAN bus and vehicle body bus instruments; the vehicle body control module is also used for completing the control on logical operation and controlling the retarder to start or close according to the logic result. According to the invention, an independent retarder controller is cancelled, a vehicle speed sensor special for the retarder is cancelled, an accelerator switch special for the retarder is cancelled, the signals required by the vehicle body control module for controlling the retarder are interacted through CAN bus and vehicle body bus instruments and the vehicle body control module is also used for completing the control on logical operation and controlling the control power of the retarder to start or close so as to realize the logic control required by the retarder, and therefore, the system structure is greatly simplified, the mounting operation is simplified, the system reliability is increased, the calculating schedule is increased and higher economic benefit and social benefit are generated.

The invention provides a multi-line laser radar scanning time sequence control method. A multi-line laser radar uses an FPGA as a main control module, and the main control module internally comprisesa motor control unit, a time sequence control unit, a trigger control unit and an acquisition control unit, wherein the motor control unit, a motor driving unit, a motor and an incremental encoder form a rotation control module of the motor; the trigger control unit, the acquisition control unit and a multi-channel laser driving detection unit form a multi-channel laser ranging module; the incremental encoder sends an output pulse signal to the FPGA, and the FPGA performs frequency division or frequency multiplication on the pulse signal according to a set sampling frequency to obtain an effective control signal consistent with a sampling frequency; then the effective control signal is converted to form a trigger signal for enabling the multi-channel laser driving detection unit to performlaser ranging; and when the FPGA enables the multi-channel laser driving detection unit to perform laser ranging, the incremental encoder records a current azimuth angle so that the synchronism of angle measurement and ranging is ensured.

A solar power supply control circuit for a rail vehicle includes a solar controller, a contactor and a start button. The output end of the solar controller is connected to a DC load via a diode, the battery is connected to the charger of the vehicle inverter, a start-up circuit is arranged between the negative electrode of the battery and the positive electrode output terminal of the charger, a contactor and a start button are connected in series in the start circuit, the positive output end of the charger is connected with a DC load through a diode, a control loop is arranged between the charger and the solar controller, the contactor is provided with a control normally open contact and a power supply normally open contact, the control normally open contact is connected in series with thecontrol loop, and the power supply normally open contact is connected in series with the charger and the DC load. The circuit of the invention realizes the logical control of grid-connected power supply of the charger and the solar energy. The invention not only can reduce the demand for the power supply overhead contact system, but also can save the operation cost. At the same time, it can alsoactively respond to the national energy conservation and emission reduction policies, and effectively promote the development of renewable energy in China.