117results about How to "Eliminate human factors" patented technology

The invention discloses a mechanical automatic film tearing method of a film pasting plate in printed circuit board (PCB) production, the mechanical automatic film tearing method is characterized in that: in the process of transmission of the film pasting plate, a PET (polyethylene glycol terephthalate) protective film is pasted by an adhesive tape, the PET protective film is separated from the film pasting plate, and the adhesive tape stuck with the PET protective film is rolled; a film tearing device comprises a frame, an adhesive tape rolling mechanism and a sticking mechanism; a film pasting plate delivery mechanism comprising a driving wheel is arranged on the frame, the adhesive tape rolling mechanism comprises the adhesive tape, an adhesive tape wheel and a film collecting adhesive wheel, the sticking mechanism comprises a film uncovering rubber wheel, the adhesive tape on the adhesive tape wheel is winded on the film collecting adhesive wheel by the film uncovering rubber wheel, in the process of transmission of the film pasting plate, the PET protective film on the film pasting plate is stuck up by the film uncovering rubber wheel for separation of the PET protective film and the film pasting plate, at the same time, the adhesive tape stuck with the PET protective film is rolled by the film collecting adhesive wheel, the method is simple, the automation of artificial film tearing is realized, the production efficiency and product stability can be improved, artificial operation factors can be eliminated, product quality can be better controlled, the labor intensity of workers can be reduced, and the production cost can be reduced.

The invention provides an evaluation method for the ageing state of a composite insulator. The method comprises the following steps: selecting the umbrella skirt of an insulator at a high-voltage or medium-voltage side of a string of insulators, taking samples at different positions and slicing the samples into test pieces; taking a middle test piece of the umbrella skirt of an insulator at a low-voltage side as a reference test piece; detecting the ageing degree of each test piece by using Fourier spectrometry and calculating the change rate of the mean values of absorption peaks of test pieces at different directions relative to the reference test piece; and evaluating the ageing degree of the composite insulator according to the change rate. According to the method, the ageing state of the composite insulator is quantitatively analyzed through standardized sampling and evaluating programs; and the method has the characteristics of simple and convenient testing and high accuracy.

The invention discloses a design method for multi-input multi-output process decentralized PID controllers, which is used in a technical field of industrial process control, and comprises the following steps: 1, preparing an identification model of a transfer function matrix as the controlled object in a multi-input multi-output process, and performing circuit pairing by using a relative gain array and a Niederlinski factor; 2, deducing the transfer functions of the decentralized controllers of all circuits by using a Backstepping process; and 3, making the decentralized controllers in the step 2 equivalents of proportional integral (PI) and PID controllers according to first-order inertia and first order plus dead time transfer models respectively, and providing a selection method for parameters to be tuned of the PI/PID controllers. In the invention, the coupling relationship of a multivariable system is taken into full consideration, the human factor brought by the adoption of experience or trial and error in the conventional PID controller parameter tuning is eliminated, and the method is suitable for a high-dimensional multi-input and multi-output process. When the method disclosed by the invention is adopted, the parameters of the controllers can be tuned on line, the operation is simple and convenient, and an obviously improved control effect can be achieved in set value tracking, anti-interference performance and other performance.

The invention discloses a device for measuring a settling ratio and an optimal settling ratio of sludge in a mechanical acceleration settling pond and a method for measuring the settling ratio and theoptimal settling ratio of sludge by using the device, wherein the device comprises a shell, a settling assembly, an interface observation assembly and a control assembly, and a cavity is arranged inthe shell; the settling assembly and the interface observation assembly are arranged in the cavity in the shell; the settling assembly comprises two settling pipes which are connected in series, the volume of a first settling pipe is larger than or equal to the volume of a second settling pipe, the first settling pipe communicates with the second settling pipe through a connecting pipe, and the settled and concentrated sludge liquid in the first settling pipe is injected into the second settling pipe. The device of the invention is a portable device with simple structure, small size and compactness, is automatically controlled, is capable of obtaining the settling ratio and the optimal settling ratio of the sludge in the sludge liquid, overcomes artificial subjective factors, has accuratedata measurement, can automatically sample and analyze settling characteristics of the sludge, and provides guidance parameters for tap water treatment operation.

The invention relates to the brake valve spring performance detection technology, in particular to an automatic detection method for the railway vehicle brake valve spring performance. The problems that according to the existing brake valve spring performance detection technology, multiple human factors exist, data are not convenient to manage, and the detection result error is large are solved. The automatic detection method for the railway vehicle brake valve spring performance comprises the following steps that a, a tray scale, a force application piston mechanism, a displacement sensor and a microcomputer are selected; b, a piston begins to compress a spring to be detected downwards; c, working out the elastic coefficient of the spring to be detected; d, working out the displacement of the spring to be detected from the highest point to the first recording point; e, working out the displacement of the piston moving downwards to the highest point of the spring to be detected; f, working out the free height of the spring to be detected; g, working out the assembling load and the working load of the spring to be detected. The automatic detection method is applicable to detection of the brake valve spring performance.

The invention discloses a center hole out-of-roundness detection method of shaft parts. The method includes the following steps that a spare tip of a machine tool is transformed into a three-point tip for detection; the three-point tip is arranged on a machine tool headstock for grinding a workpiece to form a headstock three-point tip; the workpiece to be subjected to center hole out-of-roundness detection is hoisted to the machine tool to be clamped and the headstock three-point type tip and the workpiece are marked with marks through a marking pen; a machine tool button is jogged, a heart-shaped clamping and poking rod of the machine tool drives the workpiece to jog and rotate; the runout value A1 of the portion closest to the shaft neck of the headstock three-point type tip is measured; the steps mentioned above are repeated, then the machine tool button is jogged again to stop the workpiece from rotating, the workpiece is poked manually to rotate clockwise by about 90 degrees, 180 degrees and 270 degrees, and the runout value A2, the runout value A3 and the runout value A4 are recorded; and the Amax-Amin difference value serves as the center hole out-of-roundness judgment value. By the adoption of the center hole out-of-roundness detection method, the precise detection purpose of center hole out-of-roundness of the shaft parts can be well achieved, and the clear and operable control requirements can be met for control over center hole out-of-roundness.

The invention discloses a bridge-type intelligentized car coal sampling machine. The bridge-type intelligentized car coal sampling machine comprises a steel structure room, a cart mechanism, a trolley mechanism, a sampling head, a belt feeder, a crusher, a divider and a sample collector, wherein the upper part of the steel structure room is provided with a crane beam; the crane beam is provided with a track; the cart mechanism is connected to the track in a sliding mode; the trolley mechanism is connected to the cart mechanism in a sliding mode; the sampling head is installed on the trolley mechanism which is provided with a hydraulic lifting system controlling the sampling head to lift; the sampling head is a full-fracture sampling head; the steel structure room is also internally provided with an operation room which is internally provided with a display, an industrial control machine, a PLC cabinet and a power cabinet; the steel structure room is also internally provided with a monitoring device and a wireless radio frequency recognition device; the top of the steel structure room is provided with a photographing and positioning device and an illumination device. The bridge-type intelligentized car coal sampling machine can sample a full fracture, is high in sampling precision, and can sample automatically, thus cheat brought by artificial sampling is eliminated, and the sampling process is rapid.

The invention discloses an equipment maintenance monitoring software, which is used for respectively timing and counting to generate running values by acquiring characteristic parameters of equipment, comparing the running values with preset values of the characteristic parameters, and prompting the need of the equipment on maintenance when the running values reach the preset values. The equipment maintenance monitoring software has the advantages that by building computer software aiming at monitoring equipment maintenance, the running characteristic parameters of the equipment are focally monitored, the running condition of the equipment is evaluated, the running values of the characteristic parameters are compared with the preset values, and whether the equipment needs maintenance or not is determined. By means of automated management of a software system, manual monitoring management is replaced, human factors are eliminated, regular maintenance of the equipment is ensured, and safety of the equipment is improved.

The invention belongs to the technical field of intelligent detection and evaluation, and particularly relates to an intelligent system for ill-conditioned psychological detection and evaluation. Theill-conditioned psychological detection and evaluation intelligent system comprises a simulation scene module, a state monitoring module, an analysis and evaluation module, a treatment module, a treatment feedback module and a display module. The system further comprises a vital sign detection module, a scale evaluation and heart rate qualitative analysis module, a psychological counseling module,a language suggestion and automatic music playing module, a treatment result module, a treatment condition module, a treatment problem and solution module, a detection state display module, a scale evaluation display module and a warning prompt display module. Through on-site scene simulation, vital signs of a consultant under the psychological disorder condition are accurately collected in time,scale evaluation is carried out, the two are combined, the most accurate result is obtained, and an optimal psychological counseling mode and a treatment scheme are provided for the consultant. By improving functionality, reducing subjectivity and enlarging the application range, good news is better provided for adolescents and even whole society human beings.

The invention belongs to the technical field of food processing, and discloses a full-automatic making and selling integrated system for hot noodles with sesame paste and a control method. In the process of making and selling the hot noodles with the sesame paste, a PLC system integrated by a computer is adopted for receiving states and data of all input devices on the spot in a scanning mode, andthe states and data are stored in an input map register zone separately; then user programs are read piece by piece from a user program memory, and logic or arithmetic operation and other tasks are executed according to stipulations of instructions after command interpretation; a logic or arithmetic operation result is sent into a data register or an output map register zone; finally, all the output states of the output map zone or data in output registers is transmitted to corresponding output devices, and loads are driven to run until the tasks are completed. According to the full-automaticmaking and selling integrated system, full-automatic operation, informatization management and intellectualized transaction are achieved, the working procedure is simplified, the labor cost is effectively reduced, the production efficiency is improved, and the enterprise benefit is maximized.

The invention discloses a temperature rise test instrument and a test method for a large current charging connector. The control input end of an intelligent current rise device in the temperature rise test instrument is connected with the current control end of a master controller, the output end of the intelligent current rise device is connected with the current input end of the charging connector to be tested, thermocouples are distributed on various positions on the outer surface of and inside the charging connector to be tested and are connected with a temperature routing inspection device, and the temperature routing inspection device is connected with the master controller. Changes of large current flowing through the charging connector can be simulated by the temperature rise test instrument and the test method for the large current charging connector, by analyzing corresponding acquired parameters, the temperature rise capacity and the external allowed temperature of the charging connector are comprehensively researched and evaluated, human factors existing in the temperature rise test process can be eliminated, in a long-time temperature rise test process, relevant current parameters are set through the master controller for automatic detection, working efficiency is improved, the concept is ingenuous, and the temperature rise test instrument and the test method for the large current charging connector have good application prospects.

The invention provides an automatic filling line of a high-purity solvent. The automatic filling line of the high-purity solvent comprises a material tank, a material pump, a gas tank and a frame, wherein a filling table is arranged on the frame; a filter and a gas control box are arranged under the filling table in the frame; a vertical rod is arranged on the rear side of the frame; a liquid level adjusting meter is arranged at the upper end of the vertical rod; a gas cylinder is arranged on the front side of the vertical rod; a filling pipe is arranged under the gas cylinder; limit switches are arranged on two sides of a vertical post. The automatic filling line of the high-purity solvent has the beneficial effects that all the devices are pneumatically controlled without contact and spark; potential safety hazards caused by control of electric appliance are eliminated; the filling is controlled by one key; inert gases are filled during filling so as to ensure the absence of impurities in products; all the control elements are approved products which are convenient to purchase and maintain.

The invention relates to a rubber mixing Mooney viscosity on-line soft-measuring method, which uses first sample sampling to replace conventional air-cooled placing sampling, builds a Mooney viscosity predicting model by utilizing algorithm of a support vector machine function, and accordingly uses detection data of a first sample to predict the Mooney viscosity value detected by a conventional air-cooled placing process. The on-line soft-measuring method including: adopting a Mooney detection device to measure the Mooney viscosity value and recording the value as xi after the first sample of mixing sizing materials of an ith vehicle is sampled; introducing the support vector machine function K (xi, xj) = (phi (xi), phi (xj)) to build a Mooney viscosity predicting model; introducing xi into the Mooney viscosity predicting model to predict Mooney viscosity value yi of sizing materials of the ith vehicle through a mapping relationship f: x-y, wherein the yi is detected according to the conventional air-cooled placing process; and building a Mooney viscosity on-line soft measuring data base.

The invention provides an intelligent spraying and curing device for a concrete surface and a control method thereof. A main controller of an intelligent control system is in linkage with an intelligent gateway and a temperature-humidity sensor through infrared control. The single spraying time and the spraying interval can be set through an APP in a mobile phone; and temperature and humidity thresholds can be set for complementary spraying and curing, and the randomness of manual spraying and curing is avoided. The intelligent spraying and curing device is a curing system which can achieve quantitative spraying and curing at regular times, eliminate manual factors, effectively cure cast-in-place concrete, spray and cure the whole concrete surface, and guarantee a surface concrete body andsurface quality. In addition, in the construction process of an inland terminal depot, river water can be pumped to cure concrete; and compared with other spraying and curing devices in the construction field, the intelligent spraying and curing device is much better and more convenient to use.

The invention relates to a high-precision format simulation method for one-dimensional ice-water coupling motion, and belongs to the field of river ice disaster forecasting. The method comprises the steps of boundary condition acquisition, equation control, ice-water coupling motion unified discretization, surface flux calculation, shallow water wave velocity calculation under the ice-water coupling condition and a high-precision format. According to the method, ice and hydrodynamic equations are uniformly dispersed into a high-precision Godunov format; an HLL approximate Rieman solution is adopted to calculate interface flux, equivalent water depth is adopted to replace section average water depth, piecewise linear reconstruction is carried out on basic variables of each unit in space, and a prediction-correction method is adopted in time, so that the precision of a numerical solution is integrally improved to a second order. The high-precision format simulation method for ice-water coupling movement has high prediction precision for the water level and ice thickness of the riverway in the flow ice period, particularly an equivalent water depth method is adopted to replace an average water depth method to calculate the wave velocity of shallow water waves, the water level prediction precision can be obviously improved, and research results are of great significance for prevention and control of ice disasters of the riverway.

The invention provides a long-term nursing insurance realization method based on a block chain, a storage medium and device. The method comprises the following steps: establishing a long-term nursinginsurance service block chain; automatically distributing the basic information of the insurers who do not collect the physical signs on the long-term nursing insurance service block chain to a manager collection personnel terminal; The administrative organization acquisition personnel terminal acquires physical sign data of the insured person according to the basic information of the insured person; Unrated insurer basic information and the sign data on the long-term nursing insurance service block chain are automatically distributed to a manager rating personnel terminal; the administrativeorganization rating personnel terminal calculates a rating result according to the basic information of the insured person and the sign data; and applying for a long-term nursing service according tothe rating result. The safety and traceability of the long-term nursing insurance service are ensured, the sharing is clear, the objectivity and accuracy of the rating result are ensured, and the userexperience is improved.