36results about How to "Easy to operate and understand" patented technology

The invention discloses a permission expansion control system and a method thereof. The system is composed of a permission setting unit and a permission editing unit, wherein the permission setting unit is used for setting user permissions and setting permissions relative to different business requirements so as to expand different business permissions; and the permission editing unit is used for editing permissions in the system, including permission addition, permission deletion and permission alteration. The permission expansion control system and the method thereof disclosed by the invention can conveniently and rapidly expand user permissions, can add, delete and alter permissions, and is easy for operation, understanding and expansion. The permission control method in the invention is realized by adopting the principle that forward carry increment is performed from a low permission bit to a high permission bit, namely, permission bit distribution can be performed based on the expansion principle from a low position to a high position according to new application operation, thus realizing infinite expansion of customized permissions.

The invention discloses a detection device for apparent defects and an assembly of an electric paper book. Three-section type online detection is adopted in the detection process of the device and back side detection of a product is carried out in a gap of the sections; and detection for the requirements on pollution, scratches, missing parts, assembly errors and the like is carried out by detection software based on a pattern recognition algorithm. According to the electric paper book detection device defined by the invention, the position of the electric paper book is transmitted to a camera through a sensor to trigger and collect images; and then background analysis is carried out according to the collected images. The design of the device guarantees an automatic flow of the detection process and the detection state can be monitored; and then products can be processed by a qualified/unqualified classification according to a detection result. By using the electric paper book detection device disclosed by the invention, objective and accurate detection can be obtained. In addition, the operation of the device is convenient and easy to understand and the defects of the electric paper book can be accurately detected without professional skills, so that careless mistakes caused by the judgment of artificial subjective factors can be effectively prevented and the detection deviceis good for improving the work efficiency of staff and the economic benefits of enterprises.

The invention relates to the technical field of control, and provides a parameter robust setting method for a linear active disturbance rejection control (LADRC). The method employs a second-order LADRC, a setting formula of controller parameters b, Omega c and Omega o, which conform to robust performance constraint, is obtained by numerical value simulation with regards to a first order plus deadtime (FOPDT), and the method is promoted to an ordinary industrial controlled object. The LADRC set by the method can obtain relatively good control performance, is high in robustness and relativelygood in disturbance resistance; and moreover, an adjustable factor is provided, slight adjustment can be performed according to requirements of control performance of different objects, the model applicability is relatively high, and the operability is good.

The invention provides an electromagnet response tester which comprises a hydraulic electromagnetic valve, an oscilloscope and a laser displacement sensor, a through hole is formed in an end cover ofthe valve body of the hydraulic electromagnetic valve, and laser emitted by the laser displacement sensor can be emitted into the valve body through the through hole and used for sensing the positionof a valve element of the hydraulic electromagnetic valve; the laser displacement sensor is electrically connected with the oscilloscope and used for collecting output voltage capable of reflecting the displacement of the valve element. Two ends of a coil of the electromagnet are connected with an electromagnet power supply, a time relay is connected in series between the coil and the electromagnet power supply, and on-off of the electromagnet is controlled through the time relay; the two ends of the coil of the electromagnet are connected with the oscilloscope in parallel and used for collecting the voltage at the two ends of the coil of the electromagnet and the current passing through the electromagnet. According to the invention, the voltage and current of the coil and the displacementcurve of the valve element are displayed on the oscilloscope, and the accurate on-off response time of the electromagnet can be obtained by analyzing the curve, so that the performance of the electromagnet is judged.

The invention relates to a design and operation method of a finishing machining air pressure abrasive pool device for complex curved surface workpieces, and belongs to the field of precision workpiecesurface finishing machining. The device is composed of a cylindrical cylinder body, an air compression device, an air transmission device and a workpiece machining device, wherein the air compressiondevice filters and heats sucked air to a constant temperature, the constant-temperature air passes through the air pressurizing transmission device, a high-pressure spray head sprays the constant-temperature air into the cylindrical cylinder body at a high speed and pushes fine particles in the cylindrical cylinder body to form abrasive flow, and a workpiece machining device driven by a high-speed motor and the abrasive flow form relative motion to carry out finishing machining on the complex curved surface workpieces. According to the device, a plurality of gears can be additionally arrangedon the workpiece machining device, so that the machining efficiency is improved; the device is high in adaptability, and the air transmission device can regulate and control the air speed and pressure of the air; the size of the abrasive particles in the cylindrical cylinder body can be adjusted according to the requirement of the workpieces on the finishing environment; and the device is high infinishing efficiency, capable of machining the plurality of workpieces at the same time, wide in application range, capable of finishing the complex curved surface workpieces and carrying out operations such as removing flashes and burrs on the complex curved surfaces, and has the advantages of being simple and convenient in operation, simple in structure, safe and reliable.

The invention relates to a steel plate double groove edge milling machine milling head driving and vertical fine adjustment mechanism. The mechanism is characterized in that the mechanism comprises a speed reducer, a flat key, a driving gear, a gear end cover, a transition gear, a driven gear, a milling spindle, a milling head and a large circle nut. The steel plate double groove edge milling machine milling head driving and vertical fine adjustment mechanism has the advantages that the structure is simple, compact and reasonable, when the displacement of the milling head is adjusted, an operator can merely rotate an adjusting screw nut at the top of the milling spindle, the groove thickness can be adjusted, the angle and direction of the milling head can be selected according to different requirements for groove, the groove noise is low, a fully mechanical cutting and milling type machining mode is utilized, the thermal deformation and uneven surfaces are absent, the groove surface is smooth and clean after machined, the secondary polishing is not required, the mechanism is convenient to operate and easy to grasp, the mechanism is suitable for various working environments, and the labor intensity of workers is reduced.

The invention provides an on-site original grading rockfill material mechanical parameter speculation method which comprises the following steps: obtaining scale factors: obtaining scale effect scale factors which influence mechanical parameters through an engineering experience analogy method based on inversion analysis of prototype observation data of a constructed or under-construction project; estimating influence: approximately estimating the influence of a scale effect on calculation parameters on the basis of a Duncan-Zhang E-B model; performing equal-proportion calculation: performing parameter adjustment back calculation according to the estimated scale effect scale factor and the test parameters to obtain the mechanical parameters of the original grading rockfill material. The invention provides an effective method for acquiring the mechanical parameters of the original grading rockfill material for small and medium-sized projects without special scale effect research, and also provides a new thought and a new method for scale effect research of large and even giant projects; the method is simple, feasible in theoretical technology, easy to understand and operate, convenient to popularize and apply in engineering and high in practicability.

The invention discloses a brushless stator terminal assembling machine which comprises a rack part, a protective cover part, a righting tool transverse moving part, a transverse moving conveying press-fitting part and a vibration disc feeding part. The righting tool transverse moving part, the transverse moving conveying press-fitting part and the vibration disc feeding part are arranged on the rack part, and the righting tool transverse moving part, the transverse moving conveying press-fitting part and the vibration disc feeding part are protected in the protective cover. The whole process is full-automatic, manpower and material resources are saved to the maximum extent, the production efficiency is improved, and meanwhile production accidents are avoided due to the full-automatic operation environment.

The invention relates to a machining technology in the machining and manufacturing industry, in particular to a machining method for guaranteeing the position degree of a cartridge receiver hole system. The method can be applied to machining of cartridge receivers of aviation aircrafts or engine in three-axis, four-axis and five-axis numerical control machining centers, technicians or operators refer to the method and adopt the measures of adding auxiliary supports, adding positioning pin holes, manufacturing special clamps and the like according to the method specified in the machining flow schematic diagram, so that various error factors in the cartridge receiver machining process can be effectively reduced and avoided, all operation steps are easy to understand, qualified products can be machined, and meanwhile a feasible high-precision cartridge receiver hole machining mode is explored.

The invention provides a method for upgrading an Agent of a cloud database. The method comprises the following steps: S1, storing Agent packages and software packages of different versions through a file server module; S2, selecting an instance to be upgraded through the front end, issuing an Agent upgrading request to a cloud database Manager service module, wherein the transmission request comprises transmission parameters; S3, providing an http service interface through a Upgrade Service module, and establishing connection between the cloud database Manager service module and the file server module by calling the interface of the cloud database Manager service module; and S4, downloading the upgrade package from the directory of the file server module by the Upgrade Service module through transmitting the package name given by the parameter. According to the method for upgrading the cloud database Agent, rapid upgrading of the cloud database Agent package is achieved, the frameworkblank is filled up, meanwhile, the interface is simple and clear, understanding and operation are easy, the functions are flexible and multipurpose, and the method can be used for upgrading the instance Agent and can also be used for upgrading an instance system.

The invention discloses a coal-fired power plant real-time cost measuring and calculating method based on production and financial data. The problem that a measuring and calculating method in the existing real-time cost measuring and calculating process is not comprehensive and has data errors is solved by utilizing daily production and financial data of a power plant. The calculation method comprises the steps of obtaining daily production and financial data of the coal-fired power plant; dividing cost data categories, dividing the real-time cost into fixed cost and variable cost, and extracting the data into the divided data categories; establishing a power supply coal consumption model, substituting power plant production data into the power supply coal consumption model to calculate toobtain a power supply coal consumption value, and substituting fuel price data and the power supply coal consumption value into the model to calculate to obtain a fuel cost value; establishing a real-time cost calculation model, and substituting production and financial data into the cost calculation model to obtain other cost values; and summing the change cost value and the fixed cost value toobtain a real-time total cost value. The calculation model is simple, clear and easy to understand and operate.

The invention discloses production equipment and production technology of auricularia auricula fungus bags and belongs to the technical field of auricularia auricula production. The production equipment comprises a culture material mixer, an automatic packaging machine, a fungus bag cooling chamber, an inoculation machine and a culture chamber, wherein the culture material mixer comprises a main mixing mechanism and an auxiliary mixing mechanism; the main mixing mechanism is arranged at the upper part of the auxiliary mixing mechanism; the culture material mixer is connected with a rotary conveyor for conveying the evenly mixed materials into the automatic packaging machine to carry out operations, such as charging, bagging, rod insertion and nesting, and fungus bags are loaded into conveying boxes and then transported into a pulse vacuum sterilizer through a fast transportation vehicle; the pulse vacuum sterilizer partitions a sterilization chamber through a middle partition plate, and the sterilization chamber of each partition can independently control on/off of steam and a vacuum state; the sterilized materials are transported into the fungus bag cooling chamber to be cooled through the fast transportation vehicle; the fungus bag cooling chamber is connected with the inoculation machine; and the materials are transported into the culture chamber to be cultivated after beinginoculated.

The invention relates to a method for measuring the physicochemical property of a substrate in vegetable intensive seedling cultivation. The method comprises the steps of: before the measurement of the physicochemical property of a vegetable plug seedling substrate, permeating the substrate with normal irrigation water to keep the substrate in a saturated state for more than 1 hour; taking the water-permeated substrate and the seedlings out of a plug, wherein the volume of the taken-out substrate is required to be over 100 ml, that is, a 72-hole plug requires the substrate of 5 holes; separating the seedlings from the substrate, wrapping the substrate in a filter towel, squeezing the water contained in the substrate, pouring the extracted solution directly into a beaker; filtering the extracted solution with filter paper, and directly measuring the filtered solution with a pH meter and an EC meter at room temperature to obtain the physicochemical property index around the substrate rhizosphere. The method is designed to be reasonable, practical and easy to operate based on the preparation method of the substrate solution, the extraction method of the substrate solution, and the filtration method of the substrate solution, so that the data of the physicochemical property of the substrate is accurate and the method is convenient and reasonable.

The invention relates to a high-sensitivity MEMS heart sound and electrocardio integrated detection sensor based on beat-type bionic cilia, which mainly comprises a probe shell, an MEMS acoustic sensor microstructure, a heart sound and electrocardio integrated circuit and a signal acquisition card; the MEMS acoustic sensor microstructure is provided with the beat-type bionic cilia for detecting heart sound signals; an electrocardio electrode on the probe shell is used for detecting electrocardio signals; the electrocardio electrode and the probe shell transmit the detected signals to the heart sound and electrocardio integrated circuit for processing; and then, the processed signals are transmitted to the signal acquisition card. The invention has the advantages of being scientific in design, reasonable in structure, easy and convenient to operate, convenient to carry, sensitive in detection, low in cost, capable of being machined in batches, capable of realizing synchronous heart sound and electrocardio detection and the like; and compared with a traditional sensor probe, heart sound and electrocardio signal detection is more accurate, rapid and convenient.