16 results about "Electronic leash" patented technology

The invention discloses an omnidirectional tension iterative compensation type array electronic belt scale measuring device and method. The device comprises a signal acquisition module, a signal processing module, a dynamic iterative compensation and fusion module, a redundancy check module and an integral operation module. Multi-source signal synchronous acquisition is realized through an array type weighing unit, a three-axis tension detection unit and a speed detection unit, dynamic gain amplification, anti-aliasing filtering and AD conversion are carried out, then a three-axis tension signal is adopted to carry out dynamic iteration compensation on a weighing signal, belt deformation compensation, transverse deviation correction and frequency domain vibration suppression are executed, and the weighing precision is improved. And environmental interference is eliminated in combination with redundant cross check. And finally, the real-time coal feeding amount is output through integral operation. According to the method, the limitation of traditional static compensation is broken through, errors caused by tension fluctuation, mechanical vibration and transverse deviation are effectively restrained through the multi-dimensional dynamic fusion compensation technology, the anti-interference capacity is high, and high-reliability metering support is provided for energy efficiency management of the coal-fired unit.

The invention discloses an electronic belt scale dynamic deviation rectification control system based on an AI algorithm, relates to the technical field of belt deviation rectification control, and solves the technical problems of low overall data transmission efficiency and low deviation rectification efficiency caused by lack of effective analysis and adjustment in the aspects of communication protocol optimization and mechanism response delay. According to the method, the data transmission quantity and the communication interaction times are reduced, the communication efficiency is improved, the requirement of the system for computing resources is reduced, the stability of the system in a complex industrial environment is enhanced, and the system is suitable for industrial application. Belt deviation misjudgment and deviation correction abnormity caused by the communication problem are reduced, and a model can be established through the execution response optimization module by obtaining historical data and related data of an execution mechanism to analyze the correlation between the belt deviation amount and the response of the execution mechanism.

The invention provides an electronic belt scale calibration method, and belongs to the technical field of belt scale calibration. The electronic belt scale calibration method comprises the following steps: S1, a storage member conveys one of N weights stored in the storage member to a flexible release member; s2, the flexible release part places the weight on a calibration weighing platform, and the calibration weighing platform obtains the actual weight of the weight; s3, the flexible release part places the weight on a conveying belt, in a running state, of the electronic belt scale in a zero-impact mode; s4, the flexible recovery part recovers the weight in a zero-impact mode; s5, the flexible recovery part conveys the weights into the storage part; and S6, returning to the step S1 when the accumulated weight is less than the first preset weight, and stopping until the accumulated weight corresponding to the M weights is equal to the first preset weight. According to the invention, intelligentization, automation and standardization of the calibration process of the electronic belt scale are realized, and high precision and high stability of calibration work are realized.

The application provides a calibration device for an electronic belt scale of a cigarette primary processing line, comprising a support frame, a transmission device, a grabbing device, a weight and a weight disc. The support frame is arranged horizontally above the electronic belt scale of the primary processing line, one side of the support frame is provided with the transmission device, and the other side of the support frame is provided with a plurality of weight discs, and the weight disc is provided with the weight. The transmission device is in transmission connection with the grabbing device, and is used for driving the grabbing device to move above the weight for grabbing when the electronic belt scale is calibrated, placing the weight on the electronic belt scale for online calibration, and then grabbing and placing the weight back on the corresponding weight disc after the calibration is completed. The application can improve the convenience and intelligent level of the calibration of the electronic belt scale.

The application discloses a kind of based on data analysis electronic belt scale operating condition diagnosis method, comprising: acquisition and storage weighing sensor's code value, tare value and weighing value;Calculate the distribution difference of weighing value data, judge whether to occur partial load;Based on least square fitting weighing value data, judge whether to block material;In not partial load and not block material, based on code value and tare value to weighing sensor state is detected.The application can real-time monitoring, diagnose the operating condition of electronic belt scale.

The invention discloses a practical training system for simulating an electronic belt scale and a control method thereof in the field of practical training systems, and the system comprises a belt mechanism which comprises a belt and a driving device for driving the belt to rotate; the feeding mechanism is used for conveying materials to the belt; the belt is provided with a weighing area used for measuring the weight of materials. One end of the amplification mechanism is connected with the weighing area, and the other end is connected with the weight sensor; the state acquisition unit is used for acquiring the motion state quantity of rotation of the belt; the control unit comprises an input module and a control module; and the input module is also connected with a potentiometer. According to the practical training system for simulating the electronic belt scale, the weighing area is connected with the weight sensor through the amplification mechanism, materials with actual weight do not need to be placed on the belt, the overall size and weight of the system are reduced, the structure is simple, operation is convenient, training guidance and skill practical training work can be met, and the practical training efficiency is improved. And a support is provided for skill improvement of maintenance, technicians and operators.

The utility model discloses an electronic belt scale calibration device and system, including installation base frame, elevating support, measure weight and weigh the force frame, weighing module, module mounting bracket and drive mechanism, module mounting bracket fixedly is established on installation base frame, and the cantilever end fixed connection of weighing module is connected to the first end of measure weight and weigh the force frame, and the second end of measure weight and weigh the force frame extends upward and sets up and protrudes from the top surface of installation base frame, and the first end of elevating support is relatively installation base frame and is set up along the vertical movable, and the second end of elevating support extends upward and sets up and protrudes from the top surface of installation base frame, and elevating support is driven along the vertical movement and is positioned through drive mechanism, and then make elevating support higher than the top surface arrangement of measure weight and weigh the force frame or make elevating support lower than the top surface arrangement of measure weight and weigh the force frame. The utility model discloses an electronic belt scale calibration device, can automatically carry out the verification of the weight, realizes the automatic calibration and high verification efficiency.

The invention provides a feeding device, which is used for spraying feed liquid into a tobacco material output by an electronic belt scale, and comprises a feeding pump of which the feeding end is communicated with a feed liquid source and the discharging end is provided with a feeding pipeline, and the outlet of the feeding pipeline faces the tobacco material; the frequency converter is electrically connected with the feeding pump and used for adjusting the actual operation frequency of the feeding pump; and the control system is electrically connected with the frequency converter and is used for outputting an alarm signal when the actual operation frequency is out of the theoretical frequency range. According to the invention, the pipeline blockage condition can be timely and accurately found. The invention further provides a feeding method.

The invention relates to the technical field of electronic belt scales, and discloses a controller system of a full-automatic intelligent multi-point verification electronic belt scale, which comprises a multi-point data acquisition module, a dynamic error analysis module, an intelligent calibration module and a closed-loop verification module, and the synchronous acquisition unit is configured to synchronously acquire weighing signals, belt tension signals, speed signals and vibration signals of the weighing sensor, the tension detection unit and the vibration sensor. According to the invention, by deploying a plurality of groups of integrated verification units along two sides of the belt in a distributed manner, in-situ, synchronous and high-density acquisition of belt load, three-dimensional tension and vibration signals is realized, and a high-spatial-resolution physical field sensing network is constructed from a data source; therefore, the system can comprehensively capture local abnormal and spatial distribution characteristics such as belt deviation, uneven material distribution, carrier roller state difference and the like which are difficult to find by traditional single-point detection, and a reliable data foundation is laid for deep analysis of error causes.

The present invention relates to a real-time dynamic calibration electronic belt scale assembly and a calibration method thereof. Among them, a real-time dynamic calibration electronic belt scale assembly includes a belt disposed on the electronic belt scale and a circulating chain code device disposed above the electronic belt scale. The circulating chain code device includes a chain code disposed above the belt, conveying rollers and weighing rollers are disposed below the belt, and a weighing scale frame is disposed below the weighing rollers. The circulating chain code device is disposed above the weighing scale frame. A plurality of groups of the weighing rollers are arranged along the running direction of the belt. A chain code speed measuring device is disposed inside the circulating chain code device, and a belt speed measuring device is disposed inside the electronic belt scale. The plurality of groups of weighing scale frames, the chain code speed measuring device, and the belt speed measuring device are connected to a weighing instrument through a communication cable.

The present invention is a formula threshing electronic belt device, which includes a frame body, an electronic belt device body and a mixing mechanism; the frame body is composed of a support plate, a bracket and a top plate, a hollow structure is formed between the support plate and the top plate, and the electronic belt device body is arranged therein; the mixing mechanism is composed of a shell, a motor and a rotating rod, the shell is fixedly arranged on one side of the top plate through a mounting bracket, its bottom longitudinally penetrates the top plate and is located between the support plate and the top plate, a feeding pipe is connected to the top of the shell, a discharging pipe is connected to the bottom of the shell, the discharging pipe is located above one end of the electronic belt device body, a motor is arranged on the top of the shell, a rotatable rotating rod is vertically installed on the top inside the shell, the top end of the rotating rod is in transmission connection with the output shaft of the motor through a coupling, and stirring blades are fixedly arranged on both sides of the rotating rod. The present invention can make the materials fully mixed and loose before weighing, avoid manual mixing, prevent the electronic belt device body from collecting dust at the same time, and can ensure the weighing accuracy.

This invention discloses a dynamic correction control system for electronic belt scales based on hydraulic sensing. This invention relates to the field of dynamic correction technology for belt scales, and includes modules for aging level determination, weighing deviation location, and dynamic correction control. The aging level determination module collects the no-load hydraulic pressure sequence using hydraulic pressure sensors on both sides of the belt, extracts the rising edge slope and rebound section attenuation rate sequence, and calculates the dual-sequence coupling correlation entropy to obtain the aging coefficient, thus completing the overall aging level classification of the belt. The weighing deviation location module combines the actual material load sequence to calculate the correlation coefficient between the aging level and the weighing deviation. When the correlation coefficient meets the conditions, the dynamic correction control module locates the deviation points caused by aging and generates specific hydraulic correction parameters based on the aging state and point characteristics, while simultaneously achieving synchronous point correction in conjunction with the belt encoder. This invention can effectively achieve point-to-point dynamic correction, improving the metering accuracy and correction stability of electronic belt scales.

The application discloses a kind of methods for automatically adjusting and controlling the discharge frequency of electronic belt scale feed storage tank, comprising: (1) calculating the filling redundancy time T3 of limit tube = limit tube discharge time T2-limit tube filling time T1;(2) the belt running distance in limit tube filling time is calculated as B2=S1×T1, S1 is the linear speed of belt conveyor;The ratio M of the belt running distance of the belt conveyor of the discharge port of storage tank and the length of discharge port belt is calculated as B2 / B1, B1 is the length of discharge port belt of storage tank;(3) the redundancy S2 of storage tank discharge in unit filling time is calculated as P1 / T1, P1 is the set frequency of storage tank bottom belt discharge;(4) the redundancy P2 of storage tank discharge is calculated as S2×T3;(5) the best discharge frequency P3 of storage tank is calculated as P1-P2×|(1-M)|, and the control program automatically executes the best discharge frequency.The application can adjust the discharge frequency of electronic belt scale feed storage tank, avoid the phenomenon of fast and slow feeding speed, frequent start and stop of electronic belt scale feeding end equipment or large instantaneous flow fluctuation of material, etc.

The utility model provides a kind of electronic belt scale calibration device, belong to belt scale calibration technical field.The electronic belt scale calibration device includes protection piece, recycling piece, transfer piece and storage piece.Electronic belt scale calibration device in the utility model receives weight on electronic belt scale under the condition of sealing dustproof and transports weight to storage conveying structure, and storage conveying structure transports weight to bearing conveying structure under the condition of sealing dustproof, can realize the intellectualization, automation and standardization of electronic belt scale calibration process, and the stability and repeatability of calibration process are further improved relative to artificial calibration, to ensure the stability and accuracy of silk-making process control.Electronic belt scale calibration efficiency can be effectively improved simultaneously, manpower resource cost is saved, and manual labor intensity is reduced.

The utility model belongs to the technical field of detection, and particularly relates to a device for conveying an electronic belt scale calibration mechanism, which comprises a rack, a first sliding table module, a second sliding table module, a baffle plate and a hook plate, the fixed end of the first sliding table module is connected with the side wall of the rack in the vertical direction, the fixed end of the second sliding table module is connected with the side wall, close to the ground, of the movable end of the first sliding table module in the horizontal direction, and the sliding direction of the movable end of the first sliding table module is perpendicular to the sliding direction of the movable end of the second sliding table module. The whole second sliding table module faces the ground; the hook plate is connected to the movable end of the second sliding table module, the baffle is connected to the fixed end of the second sliding table module, the baffle and the hook plate are oppositely arranged, a groove is formed in the side wall, close to the ground, of the hook plate, an opening of the groove faces the direction where the baffle is located, the groove is the installation position of a weight, and the baffle is used for intercepting the weight. According to the utility model, the problem that the calibration of the existing electronic belt scale needs manual whole-course operation is solved.

The application discloses a system and method for intelligently controlling the access of storage cabinets, which comprises a feeder, an electronic belt scale, an upstream conveyor belt, a downstream conveyor belt, a belt-type distributing vehicle, an ultrasonic sensor, at least one cabinet-out storage cabinet, at least one cabinet-in storage cabinet, a limiting tube and a control module. According to the cabinet-in mode of the cabinet-in storage cabinet and the difference between the cumulative weights of materials in unit time measured by the electronic belt scale, the weight of the material entering the cabinet-in storage cabinet is calculated, so that the measurement of the weight of the material entering the cabinet-in storage cabinet is not affected by external conditions such as the failure of the electronic belt scale and data fluctuation. The head stage, production stage and tail stage of the discharging process are automatically set according to the actual situation and demand of each stage, the actual situation and demand are integrated into a formula, the running frequency of the bottom belt of the upstream conveyor belt and the cabinet-out storage cabinet in each stage is automatically set, and the feeding gear of the feeder is automatically set.