86results about "Material dimension control" patented technology

The invention provides a control method of composite copper foil thickness control equipment, which comprises the following steps: calculating the deposition thickness of each abnormal concentration group at a future moment according to a deposition rate change rule diagram to obtain the copper layer thickness distribution of an abnormal region, and comparing the copper layer thickness distribution of the abnormal region with the thickness distribution of a normal region to obtain the thickness distribution of the abnormal region. Calculating a thickness deviation value of the abnormal area; according to the thickness deviation value, a deviation compensation algorithm is adopted, electroplating process parameters of the abnormal area are adjusted according to the size and the sign of the deviation value, and the electroplating process parameters comprise the current density and the electrolyte flow speed; and according to the optimized electroplating process parameters, performing parameter setting and adjustment on a power supply system and an electrolyte circulation system of the composite copper foil thickness control equipment, so that the composite copper foil thickness control equipment performs production according to the optimized electroplating process parameters.

The invention discloses a grooving method sampling device for geological mineral exploration surveying and mapping, which comprises a shell, a cutting device, a water spraying device, a vertical pressing device and a collecting device, the cutting device is installed at the front end of the shell, a water spraying assembly is installed at the top of the cutting device, the vertical pressing device is installed in the middle of the shell, and the collecting device is located at the rear end of the shell. The cutting device adjusts the width of a sample, the water spraying device cools a cutting area through water flow, reduces friction heat, reduces dust raising and improves the cleanliness of the working environment, the pressure relieving device adjusts the length and thickness of the sample and ensures the cutting precision, and the collecting device shovels the cut sample out of a mineral product and delivers the cut sample to the top of the shell through the conveying belt. And all the devices operate in a coordinated mode, an efficient cutting process is formed, the working efficiency is improved, and operation safety is guaranteed. The whole design is compact, operation is easy and convenient, various mineral cutting requirements are met, energy consumption is reduced, and the service life of equipment is prolonged.

The invention provides an intelligent control method and system for the spinning forming thickness of a tank. According to the method, a spinning tank surface thickness fluctuation signal is collected, and a thickness gradient tensor is generated through time sequence decomposition; extracting a thickness fluctuation intensity value in the tensor and a time sequence lag amount of thickness change of adjacent points to calculate a phase deviation feature; based on the characteristics, the curvature of a laser scanning lens on an annular spinning roller is dynamically adjusted, and a three-dimensional wall thickness cloud picture for identifying the thickness abnormal area is output through focusing and scanning of the tank body; a spinning roller motion track is obtained, thickness change-track space deviation is calculated by associating the thickness abnormal area with the phase deviation characteristics, and a track compensation vector is generated; and according to the vector, a spinning roller feeding path is dynamically optimized, and wall thickness fluctuation caused by material springback is inhibited. Dynamic wave suppression of the wall thickness of the spinning tank is achieved, thickness fluctuation is compressed, and the rejection rate is reduced.

The invention, which relates to the thin film thickness control field, discloses a universal and multifunctional polycrystalline diaphragm thickness accurate control system comprising the following components: a data acquisition layer, a data processing layer, a control strategy layer and a man-machine interaction layer. According to the invention, by adopting a plurality of multi-crystal oscillator detection modules with different ranges and frequencies and cooperating with an advanced data acquisition and processing algorithm, high-precision detection of film thickness is realized, and continuity and accuracy of film thickness data in a range switching process are ensured by an intelligent range switching and self-adaptive compensation mechanism, so that the film thickness detection precision is improved. The problems of insufficient precision and data interruption possibly occurring in a traditional film thickness detection method are avoided, meanwhile, the control strategy layer automatically adjusts coating process parameters according to real-time data, PID parameters are continuously optimized through the self-learning function, and the stability and precision of film thickness control are further improved.

A multiple die container load port may include a housing with an opening, and an elevator to accommodate a plurality of different sized die containers. The multiple die container load port may include a stage supported by the housing and moveable within the opening of the housing by the elevator. The stage may include one or more positioning mechanisms to facilitate positioning of the plurality of different sized die containers on the stage, and may include different portions movable by the elevator to accommodate the plurality of different sized die containers. The multiple die container load port may include a position sensor to identify one of the plurality of different sized die containers positioned on the stage.

A control method, device and system for the thickness of a battery electrode sheet, and a storage medium. The control method comprises: constructing a formula model in which a target thickness of an electrode sheet to be calendered changes along with an initial thickness and an actual calendering force, wherein the actual calendering force is related to output pressure from a main pressure source and a pressing force borne by a limiting member (S301); and on the basis of the pressing force borne by the limiting member during the calendering of said electrode sheet and the formula model, adjusting the output pressure from the main pressure source, so as to calender said electrode sheet from the initial thickness to the target thickness (S302). Thus, by means of firstly constructing a formula model before executing a calendering operation, and adjusting output pressure from a main pressure source on the basis of the formula model and a pressing force borne by a limiting member, so as to calender an electrode sheet to be calendered, the output pressure from the main pressure source can be quickly and accurately adjusted, thereby improving the thickness consistency of said electrode sheet after being calendered, reducing the misalignment proportion of tabs after winding electrode sheets, and improving the thickness consistency of cells.

The present invention relates to the field of coating thickness control. Disclosed are a feedforward intelligent coating thickness closed-loop control method and system. The method comprises: collecting data to train a model; constructing time-series features of the data and multi-dimensional correlation features between the data; building and training a neural network that uses the time-series features and the multi-dimensional correlation features between the data as input, and outputs the classification of coating thickness trend adjustment directions and the adjustment amounts for each execution mechanism, so as to obtain a trained neural network model; and executing coating thickness closed-loop control on the basis of the trained neural network model. By means of predicting a coating thickness trend direction and the adjustment amount of each control mechanism, the present invention reduces the hysteresis of closed-loop control, thereby improving the uniformity of coating thickness.

The invention provides a guardrail plate galvanizing thickness closed-loop control method and system based on multi-sensor fusion, and the method comprises the steps: obtaining dynamic light interference fringe data and continuous conductivity change data of a preset eddy current sensor, and carrying out the coupling correlation; generating fusion data including thickness distribution characteristics and surface reflection characteristics of a zinc coating of the preset guardrail plate; constructing a thickness reflectivity dynamic relation graph based on the fused data; determining a real-time control parameter combination associated with preset galvanization process equipment according to gradient change characteristics of the thickness reflectivity dynamic relation graph; and inputting the real-time control parameter combination into a galvanization process dynamic decision-making unit of the preset galvanization process equipment to generate a closed-loop control instruction. According to the method, the problem of control lag caused by asynchronous detection of the thickness and the surface reflection characteristics in a high-speed continuous galvanizing scene is solved, the technical bottleneck that the surface quality and the internal thickness cannot be correlated in traditional single sensor detection is broken through, and the coating uniformity and the process stability are improved.

Control system for cold rolling mills to improve sheet metal thickness uniformity. Sensors monitor the state of the cold rolling mill by measuring (i) roll eccentricity, (ii) roll slips during mill operation, (iii) mill disturbances from roll speed or roll force manifestations, and (iv) unknown disturbances referred to as process noise. The controller analyzes data from sensors to compensate. Data collected during the mill operation by the sensors are delayed in reaching the controller. This communication delay is accounted for by using a filter. Since an objective of the controller software is dynamic identification of eccentricity of the back up rolls, which is non-linear by nature, an Extended Kalman Filter may be used.

To provide a controller for cold rolling mills to improve sheet metal thickness uniformity, and a method of programming the controller.SOLUTION: Sensors monitor the state of the cold rolling mill by measuring (i) roll eccentricity, (ii) roll slips during mill operation, (iii) mill disturbances from roll speed or roll force manifestations, and (iv) unknown disturbances referred to as process noise. The controller analyzes data from sensors to compensate. Data collected during the mill operation by the sensors are delayed in reaching the controller. This communication delay is takin into account by using a filter. Since an objective of controller software is dynamic identification of eccentricity of the back-up rolls, which is non-linear by nature, an extended Kalman filter may be used.SELECTED DRAWING: Figure 3

The present application relates to the field of circuit board production automation equipment and intelligent control, specifically to an SMT material frame self-adaptive width adjusting system suitable for multi-size circuit boards, comprising a left width adjusting mechanism, a right width adjusting mechanism, left and right drive motors, a width detection module, a storage module, a data acquisition module, a state quantization module, a prediction decision module and a self-adaptive execution module; by collecting left and right motor operating current and torque feedback, calculating operating characteristic difference data and asynchronous fatigue entropy data, and combining circuit board size information and current material frame width to determine the target width adjusting direction; when the asynchronous fatigue entropy is lower than the danger threshold, normal width adjusting action is executed, and when the asynchronous fatigue entropy is higher than or equal to the danger threshold, anti-stuck degradation action is executed, so as to realize the collaborative control of throughput target and mechanical survival state.

The embodiment of the invention provides a heat storage body thermal expansion difference control method and device and a heat storage body, and the control method comprises the steps: obtaining an elastic wave signal of the heat storage body, and determining a deformation difference corresponding to the frequency of the obtained elastic wave signal according to a predetermined mapping model; and the pressure of a heat storage body air curtain is adjusted according to the deformation difference, pyrolysis gas in a high-temperature area in a heat storage body is guided out and injected into a low-temperature area, pyrolysis gas in the low-temperature area is pumped out and output to the high-temperature area, and the deformation difference is restrained. The elastic wave generated by the thermal deformation phenomenon can be collected, and the deformation difference corresponding to the waveform of the obtained elastic wave can be determined. And according to the deformation difference, the pressure of an air curtain in the heat storage body is adjusted, the pyrolysis gas in the high-temperature area and the low-temperature area is adjusted, and the deformation difference of the heat storage body is restrained.

Systems (1000) and methods for mapping and / or repairing the surface of calender roller (1004) while the calender roller is still installed in the calender roll system are described. The methods for mapping and repairing a surface of a calender roller may comprise providing a calender roll system comprising a calender roller, mapping a surface profile of the calender roller, identifying a dent area on the surface of the calender roller at least partially based on the surface profile, and depositing a material at the dent area. The systems for mapping and repairing the surface of the calender roller are also described.

The invention discloses a physical property detection control system for intermittent blanking, which comprises a blanking pipeline, and a detection unit is arranged on the outer side of the blanking pipeline and is used for detecting materials in the blanking pipeline; the material blocking device further comprises a material blocking plate which is arranged in the material falling pipeline and can be turned over, and when the material blocking plate is in a transverse state, materials are prevented from falling. The height detection unit is used for detecting the stacking height of the materials on the striker plate; a first height value and a second height value are preset in the control module; the detection unit is used for receiving the material height value detected by the height detection module and starting the detection unit when the material height value reaches a first height value; and when the material height value reaches a second height value, the material blocking plate is controlled to turn over to be in a vertical state, and the detection unit is controlled to stop detection. According to the invention, starting and stopping of detection can be controlled in time, the situation that the blanking pipeline is blocked by materials due to untimely blanking can be avoided, and discontinuous, irregular and quantitative smooth detection of the materials is ensured.

This invention discloses a method for adjusting a coating device for coating processing, comprising: starting the transmission equipment under no-load operation, checking the synchronization of each roller, adjusting the adsorption force through a negative pressure device until the sample substrate does not slip, and confirming that the signal feedback of each sensor is normal; inputting the substrate type, target coating thickness, and process parameters of each device for the sample to be processed; continuously outputting the coating material after uniform mixing for use in the sample coating process, and adsorbing and fixing the sample substrate to be coated; uniformly coating the sample substrate with the coating material, scanning the coating thickness in real time during the coating process, and intelligently optimizing the process parameters of each device based on the feedback data; compacting and drying the samples that meet the coating quality requirements. This invention also discloses a coating device for coating processing. This invention solves the problems of uneven thickness caused by different substrates and coating materials being combined, and the dynamic adjustment of thickness changes during continuous coating processing.

The invention discloses a sensor-based plate thickness adaptive adjustment system, which comprises a multi-source sensing fusion acquisition module, a dynamic parameter adjustment calculation module and a closed-loop feedback execution module. The multi-source sensing fusion acquisition module comprises a laser displacement sensor, a vibration sensor, a temperature sensor and a tool wear sensor which are respectively used for acquiring a plate thickness original signal, a processing environment vibration signal, a processing area environment temperature signal and a tool accumulated wear loss signal; the dynamic parameter adjustment calculation module receives the signal and calculates a machining parameter adjustment instruction; the closed-loop feedback execution module comprises a servo controller and an execution mechanism, and the execution mechanism adjusts the machining action under the control of the servo controller. According to the system, the problems of inaccurate thickness measurement and parameter adjustment lag caused by multi-factor interference in the prior art are solved, and the plate processing quality and consistency are improved.

Controlling the polishing system includes receiving, for each of a plurality of regions on the substrate being processed by the polishing system, a sequence of characteristic values ​​for the region from the in-situ monitoring system. For each region, a removal rate for the region is determined, and an adjustment to at least one process parameter is calculated. The adjustment calculation includes, for each region, minimizing a cost function including: i) a difference between the current characteristic value for the region or a predicted characteristic value at a predicted endpoint time and a target characteristic value; and ii) a plurality of predicted future pressure changes for the region over time and / or a plurality of differences between the predicted future pressure for the region over time and a baseline pressure.

The invention relates to a capacitive flatness measuring device for an ultra-low resistance silicon wafer and a control method thereof, and belongs to the technical field of semiconductor silicon wafer detection.The capacitive flatness measuring device comprises an objective table, a transplanting table is arranged on the objective table, a rack fixedly connected with the objective table is arranged on the periphery of the transplanting table, the ultra-low resistance silicon wafer is arranged on the transplanting table, and the ultra-low resistance silicon wafer is arranged on the rack. A plurality of capacitive sensors which are arranged in a two-dimensional matrix mode and are parallel to the objective table are arranged above the objective table and on the upper portion of the machine frame, and lifting air cylinders are arranged on the capacitive sensors. And by utilizing the capacitance measurement principle, the influence of the high reflectivity of the ultra-low resistance silicon wafer is completely avoided, and the problem that an optical method fails on such materials is solved. The nonlinear error of the system is eliminated through vertical scanning fitting, and the measurement precision of the flatness of the ultra-low resistance silicon wafer is improved.

The application discloses a kind of film thickness intelligent control methods in electromagnetic shielding film preparation, it is related to shielding film preparation technical field, comprising the following steps: setting multiple film thickness sensors;Electrostatic neutralization is applied in coating area;Microclimate control device is set in the periphery of coating platform;Non-contact deformation detection system is set, and the deformation time series data of each coating head unit is collected;Real-time value of film thickness and deformation is predicted;Compensation value is introduced to compensate film thickness deviation and deformation deviation, and control module executes displacement or pressure control according to compensation value to each coating head, and the input information of prediction model is updated synchronously;Cloud platform uses distributed algorithm to coordinate each control node, and is fused by asynchronous scheduling and prediction model;The application effectively inhibits the edge thickening / thinning phenomenon caused by coating head deformation, tension gradient.

The application discloses a paving thickness control system and method of a paver, and relates to the field of paving control.The system comprises a positioning module, an inclination sensor and a controller.The positioning module is used for collecting position information of the paver in real time; the inclination sensor is used for collecting the inclination angle of the paver in real time; and the controller is used for determining the inclination of the paver according to the inclination angle of the paver and the installation height of the positioning module, correcting the position information of the paver according to the inclination, calculating the corrected thickness according to the corrected position information and the design position information, and controlling the paving thickness of the paver according to the corrected thickness.The application can compensate for the posture change of the paver itself, and improve the control precision of the paving thickness.

The invention discloses a method and a system for optimizing mixing parameters of a self-adaptive driving emulsification pump, and relates to the technical field of emulsification control, and the method comprises the following steps: reading multi-stage mixing shear parameters and multi-stage preset emulsion droplet particle size characteristics; performing emulsion droplet particle size detection when executing the target emulsification task, generating a multi-stage emulsion droplet particle size detection data set, comparing the multi-stage emulsion droplet particle size detection data set with multi-stage preset emulsion droplet particle size characteristics, tracing particle size deviation, and determining an abnormal shear cavity and an abnormal emulsion diffusion cavity; abnormal diffusion correction is carried out on the abnormal emulsion diffusion cavity, and diffusion cavity optimization mixing parameters and abnormal correction time constraints are generated; and performing mixing parameter compensation on the abnormal shear cavity, and adjusting the multi-stage mixing shear parameters. The technical problems that in the prior art, due to the fact that the shearing cavity and the diffusion cavity are abnormal in the emulsifying process, the emulsion droplet particle size deviation is large, and stable control over the emulsifying quality cannot be achieved are solved, and the technical effects of dynamically compensating mixing parameters and improving the emulsion droplet particle size control precision and the consistency of emulsified products are achieved.

The invention provides a road surface connection smoothness control method and device, electronic equipment and a storage medium, and belongs to the technical field of road construction monitoring, and the method comprises the following steps: obtaining state data of road surface operation equipment in a road surface connection area in real time; obtaining a local amplitude function corresponding to each sub-region based on the state data, and obtaining a target local amplitude function based on the local amplitude function corresponding to each sub-region; based on the target local amplitude function and the state data, determining a local smoothness index corresponding to each sub-region; based on the local amplitude function corresponding to each sub-region, determining a target factor influencing the corresponding local smoothness index; and adjusting parameters of the pavement operation equipment based on the target factor and the local smoothness index. According to the road surface connection smoothness control method and device, the electronic equipment and the storage medium provided by the invention, the connection smoothness of new and old road surfaces can be improved.

The application provides a guardrail plate galvanizing thickness closed-loop control method and system based on multi-sensor fusion, acquires dynamic light interference fringe data and continuous conductivity change data of a preset eddy current sensor, and performs coupling correlation to generate fusion data containing thickness distribution characteristics and surface reflection characteristics of a galvanizing layer of a preset guardrail plate; a thickness reflectivity dynamic relationship graph is constructed based on the fusion data; a real-time control parameter combination associated with a preset galvanizing process equipment is determined according to gradient change characteristics of the thickness reflectivity dynamic relationship graph; the real-time control parameter combination is input into a galvanizing process dynamic decision unit of the preset galvanizing process equipment to generate a closed-loop control instruction. The application solves the control lag problem caused by asynchronous detection of thickness and surface reflection characteristics in a high-speed continuous galvanizing scene, breaks through the technical bottleneck that traditional single-sensor detection cannot associate surface quality and internal thickness, and improves the uniformity of the plated layer and the process stability.

The invention relates to the technical field of circuit board production, and discloses circuit board intelligent production parameter control equipment which comprises a rack. The glue spraying module is used for spraying glue to the circuit board; the parameter control assembly is used for controlling the thickness parameter of glue spraying; and a bracket. According to the intelligent production parameter control equipment for the circuit board, parameter automatic control and parameter master control can be performed on a runner of photoresist through the arranged parameter control assembly, and the flow amount of the photoresist is automatically controlled by utilizing the thickness of the circuit board, so that the thickness of the photoresist attached to the circuit board is controlled in a phase-changing manner. Meanwhile, the arranged main control piece can also realize autonomous regulation and control on equipment parameters, so that manual parameter regulation and control are carried out according to circuit boards with different specifications or requirements, dual-function intelligent parameter control is realized, the production quality of the circuit boards is improved, and the phenomenon that the etching effect of the circuit boards is finally influenced due to different thicknesses of photoresist is avoided.

The invention relates to a steering angle planning system (2) for a vehicle (1) comprising a sensor unit (3) for measuring a respective current actual steering angle value, and a memory unit (7) with corresponding target steering angle values, wherein the steering angle planning system (2) is designed to determine the respective actual first derivative of the respective measured current actual steering angle value and the respective target first derivative of the respective current target steering angle value over time, and further to determine a second actual derivative of the respective measured current actual steering angle value over time and a target second derivative of the respective current target steering angle value over time, and to determine a respective current steering angle section (4), through which the second actual derivative and the target second derivative each exceed a predetermined positive and negative threshold value at least once, wherein the current steering angle section (4) has a maximum predetermined length, and wherein a correlator (5) is also provided, for determining a respective current time delay on the basis of the respective actual first derivatives and the respective target first derivatives in the respective current steering angle section (4), and wherein a parameter estimator is provided, which is designed to recursively estimate a present time delay value on the basis of the respective current time delay as input. The invention also relates to a vehicle and a method for operating such a steering angle planning system.

The invention discloses a dough sheet forming device and a dough sheet forming method, and relates to the technical field of food processing machinery, and the dough sheet forming device comprises a dough sheet primary forming device used for pressing dough floc into primary dough sheets; the dough sheet compounding device is used for compounding the two primary dough sheets into one compounded dough sheet; the adjustable dough pressing roller assembly is used for shaping the composite dough sheets into formed dough sheets; wherein the adjustable dough pressing roller assembly comprises a driving pressing roller, a driven pressing roller and a dough roller gap adjusting mechanism, the dough roller gap adjusting mechanism can drive the driven pressing roller to move relative to the driving pressing roller so as to adjust a dough roller gap and enable a formed dough sheet to obtain a determined thickness, and the adjustable dough pressing roller assembly further comprises a control device used for obtaining parameter data input by a legal user, the thickness data, the adjusting parameters and the abnormal alarm state of the surface piece are visually displayed, and a driving control signal is output to control the electric push rod to move. The thickness of the dough sheet can be accurately controlled, the production efficiency and the quality of the dough sheet can be improved, and diversified production requirements are met.

The invention discloses a method and a control device for controlling sheet thickness in an electrode plate manufacturing process, and a non-transitory computer readable storage medium. The method is performed by at least one processor and includes: obtaining a thickness measured for each of a plurality of portions of a sheet rolled by a plurality of rollers; calculating a dispersion of the sheet thickness based on the obtained thickness for each of the plurality of portions; determining movement information of at least one target roller from the plurality of rollers based on the calculated dispersion; and controlling the at least one target roller to move based on the determined movement information.

The application aims to provide a control system and a control method of an adsorption purification system, the adsorption purification system comprising an adsorption device and a first chain bucket machine, the first chain bucket machine being located below the adsorption device, and the adsorption device being provided with a roller feeder; the control method comprising: obtaining a plurality of sets of basic data information of the roller feeder, the basic data information comprising a rotating speed, an opening height and a discharging parameter of the roller feeder, the discharging parameter being used to represent a discharging speed of the roller feeder; substituting each set of basic data information into Formula I to regress and solve, so as to obtain a set of set parameters {a 20 , a 02 , a 11 , a 10 , a 01 , a 00} of Formula I; Formula I: f(x, y) = a 20 x 2 +a 02 y 2 +a 11 xy+a 10 x+a 01 y+a 00 ; obtaining a set function relationship among the rotating speed, the opening height and the discharging parameter according to the set parameters {a 20 , a 02 , a 11 , a 10 , a 01 , a 00} and Formula I; and controlling the roller feeder according to the set function relationship. The control system and the control method can relatively accurately control the roller feeder.

A harvesting system for harvesting sod includes: (a) a harvester frame; (b) a cutting assembly mounted to the harvester frame for cutting the sod into slabs, each slab having a cut-off length; (c) a conveyor assembly supported by the harvester frame for transporting the slabs away from the cutting assembly toward a measuring location; and (d) a control system operable to: (i) determine a length difference between a measured length for at least one slab at the measuring location and a target length, and (ii) adjust the cut-off length for subsequent slabs to compensate for the length difference.