11 results about "Stock level" patented technology

The utility model discloses a kind of laminating machines with stack quantity detection, belong to laminating equipment technical field, its technical scheme main points include laminating machine main body, the front side of laminating machine main body is fixedly connected with conveying assembly, and the top of conveying assembly is provided with detection assembly, the conveying assembly includes U-shaped block, the both sides of U-shaped block top are all fixedly connected with L-shaped plate, and the inside of U-shaped block is fixedly connected with conveying belt, the opposite side of two L-shaped plates is all provided with clamping plate, solve the effect of existing laminating machine limitation is not good, in actual use process, lack of limiting structure, it is difficult to limit the movement of material, when assembly line operation, material is prone to positional deviation due to conveying belt vibration, incoming material deviation and other factors, it is difficult to accurately enter laminating machine's compression area, leading to alignment when laminating is not accurate, seriously affect the processing effect of laminating machine and the quality of product, reduce the practicality of the device.

The invention discloses a chemical mechanical device with a material level monitoring function and a method, and belongs to the technical field of chemical machinery and process automation control. The chemical mechanical device comprises the following components: an intelligent buoy sensing array for monitoring the buoy position, motion state and vertical displacement of each density layer in a storage tank in real time so as to realize accurate positioning and dynamic monitoring of different density interfaces; the density detection module is used for measuring the density and viscosity change of each density layer in real time by means of ultrasonic waves, an oscillation tube viscometer and the like, and providing data support for layered interface identification and material taking precision; the flow control module is used for dynamically adjusting the discharge flow based on the characteristics of the target density layer and real-time monitoring data, realizing accurate control on a material taking path and preventing materials from being mixed into a transition layer; and the data processing module is used for carrying out real-time analysis, modeling and prediction on the buoy and density data, generating a density layer space model and a transition layer fingerprint, and providing a decision basis for a material taking strategy and flow regulation and control.

An inventory system for a vehicle having a store comprising items stored in containers is disclosed. The inventory system measures stock level data for each item stored in the containers and wirelessl

The utility model discloses a plate shearing machine facilitating material level movement, and relates to the technical field of plate shearing machines. The device comprises a bottom plate, a mounting frame is arranged at the top end of the bottom plate, a controller is arranged on one side of the mounting frame, a driving component for driving a plate to move is arranged in the mounting frame, the driving component comprises two fixing plates arranged at the top end of the bottom plate, and a plurality of driving rollers are rotationally arranged between the two fixing plates. According to the feeding device, the acting force between the feeding component and the plate can be increased under the adsorption action of the vacuum generator, so that the plate can be conveniently driven to move forwards after being shaped; the technical problems that plate feeding is driven by a driving roller, friction force of plates is increased under the action of a shaping component, the plates are stopped, and the speed is reduced are solved, so that the shearing efficiency of the plates is guaranteed, the clamped plates do not need to be manually pushed to move, and meanwhile the labor intensity of work is relieved.

This utility model relates to a laser ranging device and a material level monitoring system for material detection. The laser ranging device includes a fixed base, a mounting frame, a yaw motor, a pitch motor, and a lidar. The mounting frame is rotatably mounted on the fixed base with its rotation axis pointing vertically downwards. The yaw motor is fixedly mounted on the mounting frame, and its drive shaft is connected to the fixed base or mounting frame via a first transmission structure. The power input end of the first transmission structure is connected to the drive shaft of the yaw motor, and its power output end is fixedly connected to the fixed base or mounting frame. The mounting frame rotates under the counter-torque of the yaw motor, driving the laser ranging module to move circumferentially along a first direction. The pitch motor is fixedly mounted on the mounting frame, and its drive shaft is connected to the laser ranging module. Driven by the pitch motor, the laser ranging module moves circumferentially along a second direction, with the first and second directions perpendicular. This improves the detection angle and detection range of the laser ranging module.

The invention relates to a vibration early-warning method for a medium-speed coal mill based on the material level state of a pebble coal bunker, and belongs to the technical field of coal mill monitoring. The vibration early-warning method comprises the following steps: obtaining material level data and vibration data of the medium-speed coal mill, and calculating a material level fluctuation rate based on the material level data; inputting the vibration data into a fast Fourier transform (FFT) algorithm to obtain a complex frequency spectrum vector, and further obtaining a dominant vibration amplitude and a vibration energy entropy; and a material level vibration correlation model is constructed according to the material level fluctuation rate and the material level data, the vibration amplitude of the pebble coal bunker is output, the deviation between the vibration amplitude and the dominant vibration amplitude is calculated, and a coupling early warning index is obtained in combination with the vibration energy entropy. And calculating the mean value of the coupling early warning indexes, and determining an early warning threshold value by combining the material level fluctuation ratio. And dividing risk levels according to the coupling early warning index and the early warning threshold. The FFT algorithm is adopted to extract the dominant vibration amplitude and the energy entropy, a dynamic correlation model is constructed in combination with the material level fluctuation rate, and the logic mapping relation between the material level change and the vibration response is established.

A dynamic deviation rectifying method suitable for a silo comprises the following steps that a three-dimensional space coordinate system is built with the center of the bottom of the silo as the original point, and coordinates of all discharging openings are set; a plurality of time nodes are set, real-time material level parameters of the silo are collected and read on each time node, and a material level reference matrix is formed; carrying out combined operation on the material level reference matrix and the coordinates of the discharge port to obtain a discharge port state judgment set, namely obtaining a mapping relation between the real-time material level parameters and the coordinates of the discharge port; setting a corresponding discharge rate corresponding to each discharge port through a discharge port state judgment set, and performing iterative operation on the discharge rate by adopting an iterative function according to the change of the real-time material level parameter so as to determine the accurate discharge rate of each discharge port; the actual discharging amount of each discharging opening is set according to the precise discharging speed of each discharging opening, a precise closed-loop control mechanism is formed, and eccentric discharging is avoided.

The invention belongs to the field of feeding systems, and particularly relates to a digital twin unmanned sand-gravel material distributing and feeding system which comprises a physical hardware execution layer, a sensing and data transmission layer and a digital twin control center. The physical hardware execution layer comprises a sand-gravel material conveying system and a plurality of material bins; the sand-gravel material conveying system is used for conveying sand-gravel materials from an unloading point into a specified stock bin; the sensing and data transmission layer comprises a first weighing device arranged on the sand and gravel conveying system, a second weighing device arranged on the lower side of a stock bin and a material level sensor arranged in the stock bin and used for collecting the weight and material level information of sand and gravel; the digital twinning control center comprises a digital twinning cloud control center, a data module used for receiving and processing data information of the sensing and data transmission layer, a control module used for controlling the physical hardware execution layer and sending instructions, and an interaction module used for displaying all information and receiving manually input instructions.

The invention discloses a train positioning and loading system based on the video stitching technology and a control method thereof.The train positioning and loading system comprises a train, a stock bin, a camera, a weighing level gage, an electric unloading gate and an electric control system, the stock bin is arranged above the train, the camera is arranged between the train and the stock bin, and the weighing level gage is arranged above the electric unloading gate; the weighing level gage and the electric discharging gate are arranged at the lower part of the stock bin; the camera, the weighing level gage and the electric discharging gate are electrically connected with the electric control system through control cables. The system has the beneficial effects that the complete image of the carriage is obtained by utilizing the electric control system through the visual identification and video stitching technology, the charging amount is monitored in real time and the electric discharging gate is automatically controlled to be started and stopped in combination with the weighing level gage, the fine control of the charging weight and volume, the positioning of the train carriage and the identification of the charging volume are realized, and finally manual work is replaced; the maximization of the loading material quantity is realized, the loading efficiency is greatly improved, and the production benefits of enterprises are increased.

The application discloses an automatic material arrangement detection machine applied to detection before or during chamfering of a magnetic steel sheet. The automatic material arrangement detection machine comprises a conveying mechanism for realizing conveying and overturning of the magnetic steel sheet; a pushing and beating mechanism input end receiving the magnetic steel sheet conveyed by the conveying mechanism and used for pushing out the magnetic steel sheet; a detection mechanism comprising a magnetic scale for testing; a material arrangement platform which is an annular structure and is used for providing a detection condition of the detection mechanism; and a material collecting mechanism used for beating the magnetic steel sheet into a material collecting bin. The automatic material arrangement detection machine realizes cost reduction, efficiency improvement, error reduction and qualified rate increase, covers all samples in a detection range, and can guarantee consistency of products.

The utility model relates to the technical field of tobacco equipment, and discloses a material level detection mechanism and a material level control device of a filter stick emission material warehouse, which comprise a swing rod assembly and a distance sensor, the swing rod assembly comprises a swing rod and a detection rod, and the swing rod and the distance sensor are arranged in the material warehouse close to the upper end of the material warehouse. The swing rod is provided with a first end and a second end along the length direction, the swing rod is rotatably connected with the material warehouse adjacent to the first end, the second end of the swing rod is connected with the detection rod, the first end of the swing rod is an arc-shaped surface, the distance sensor and the swing rod are arranged at an interval and directly face the arc-shaped surface, and the distance sensor is used for detecting the distance between the distance sensor and the arc-shaped surface; when the material level is increased, the swing rod assembly rotates in the first direction, and the distance value detected by the distance sensor is gradually decreased. When the material level is reduced, the swing rod assembly rotates in the second direction, the distance value detected by the distance sensor is gradually increased, and the first direction is opposite to the second direction. According to the utility model, the material level of the material warehouse can be accurately detected.