90 results about "Filling rate" patented technology

The invention discloses a rod mill control method, device and equipment and a medium, and the method comprises the following steps: determining an actual operation current value of a rod mill within a preset time period according to the actual operation condition of the rod mill; according to a preset incidence relation between the operation current value and the filling rate and the actual operation current value, the actual filling rate of the grinding body in the rod mill is determined; and under the condition that the actual filling rate is smaller than the preset standard filling rate, according to the filling rate, the preset filling relation between the grinding bodies and the rod mill, the actual filling rate and the preset standard filling rate, the target supplementing number of the grinding bodies is determined, and the grinding bodies matched with the target supplementing number are added into the rod mill. Therefore, the actual filling rate of the grinding body is determined according to the actual operation current value of the rod mill, so that the capacity loss caused by shutdown of traditional manual sampling inspection is effectively reduced, meanwhile, the number of supplemented rods can be accurately determined, and the production cost caused by redundant steel rods is remarkably reduced.

The invention provides a real-time monitoring method and system for the construction quality of a jet grouting pile and a storage medium, and relates to the technical field of the construction quality of the jet grouting pile. Pressure sensors, flow sensors and micro-seismic sensors are arranged at an outlet of a jet grouting pile pipeline and a drill bit, multi-dimensional time sequence data with the high signal-to-noise ratio are collected, self-adaptive filtering and drifting correction are conducted, and the real-time monitoring of the construction quality of the jet grouting pile is achieved. Generating a dynamic trajectory based on Takens phase space reconstruction, calculating a rheological entropy and constructing a four-dimensional space-time diffusion field; after the field is projected to a construction plane, an underground karst cave network model is continuously corrected by utilizing Bayesian updating, multi-stage early warning is triggered in a quantitative and graded manner according to an entropy value and a filling rate, and a filling quality thermodynamic diagram is generated, so that high-precision, dynamic and visual monitoring and guidance of a slurry diffusion process are realized.

The invention discloses an auxiliary material pushing mechanism and a roller dryer, and relates to the technical field of material pushing, the auxiliary material pushing mechanism comprises material pushing plates and a push rod, the two ends of the push rod are movably connected to one ends of the material pushing plates respectively, the other ends of the material pushing plates are hinged to the inner layer of the roller dryer, and the end face projections of the two material pushing plates are located on the same diameter of the roller dryer. The two material pushing plates are arranged at an axial interval, and the material pushing plate located at the top of the roller dryer can swing by means of self weight and push the push rod and the material pushing plate at the bottom to move in the discharging direction of the roller dryer. The roller dryer can effectively solve the problems that materials move slowly in the roller dryer and the filling rate of the materials in the roller is low, is particularly suitable for light materials with low density and small viscosity, can improve the filling rate and the moving efficiency of the materials in the drying roller, enables the materials to be distributed more uniformly in the roller and to be in full contact with heat exchange elements, and improves the drying efficiency of the materials. And the materials can be smoothly pushed out, so that the phenomenon of material blockage in the barrel body is avoided.

The invention discloses a material taking flow control method for semi-closed spiral material taking equipment, relates to the technical field of material conveying, and is used for controlling the semi-closed spiral material taking equipment. The target conveying amount of the horizontal material collecting mechanism and the target rotating speed of rotating blades of the horizontal material collecting mechanism are set, and the target filling rate of the horizontal material collecting mechanism is calculated based on the target conveying amount and the target rotating speed; according to the flowability of the target material, initial state adjustment of the semi-closed spiral material taking equipment is completed, and a theoretical current value of a driving motor of a horizontal material collecting mechanism in the initial state is obtained through calculation; and dynamically adjusting the rotating speed of the rotating blade of the horizontal material collecting mechanism based on current value comparison. The semi-closed spiral material taking device can be intelligently controlled, and stable material taking operation is achieved.

The invention belongs to the technical field of filling equipment control, and particularly discloses and provides an intelligent filling machine control system which comprises a filling data acquisition module, an assembly health recognition module, a filling configuration module, a filling configuration updating module and a fault tolerance module. The filling data acquisition module acquires the voltage and pressure of a filling pump and the liquid level height of a to-be-filled object in real time; the component health recognition module dynamically updates a deviation threshold value based on a historical health record and predicts the pump health state, if it is judged that the pump health state is abnormal, the fault tolerance module is triggered to switch a redundant pump set and generate a block chain encryption alarm log, and otherwise, the filling configuration module is driven to configure the current filling rate according to the data set and issue an execution instruction; and the filling configuration updating module executes establishment of a dynamic adjustment mechanism, updates the rate in real time and triggers a change instruction. Real-time monitoring, health prediction, dynamic speed regulation and fault tolerance are integrated, and the filling efficiency and the equipment stability are improved.

The utility model relates to the technical field of production of flux-cored wires, in particular to a flux-cored wire powder filling device based on double-dynamic real-time adjustment, the flux-cored wire powder filling device is provided with a supporting conveying unit, a powder filling unit is arranged on the supporting conveying unit, the powder filling unit comprises a discharging controller, and a first detection unit and a second detection unit are arranged on the two sides of the powder filling unit correspondingly; a powder blocking unit is further arranged at the discharging end of the supporting and conveying unit, through double detection of the first detection unit and the second detection unit, the volume change of the U-shaped steel belt before and after powder filling can be accurately monitored and calculated in real time, and therefore the filling rate is accurately calculated. A double-dynamic real-time adjusting mechanism is adopted, when the actual filling rate deviates from a preset value, a control system can rapidly respond and automatically adjust the size of an opening of a discharging controller and the position of a powder blocking unit so as to achieve real-time adjustment of the powder outlet amount and the powder blocking amount, the double-dynamic adjusting mechanism guarantees continuous stability of the filling rate, and the filling efficiency is improved. And the actually required powder outlet amount is accurately matched.

The invention discloses a converter and refining stock bin feeding control system and method in the technical field of feeding control, and the system comprises a priority division module which is used for obtaining a priority classification data set; the stock bin state monitoring module is used for outputting a stock bin state adjusting result; the feeding amount optimization module is used for outputting the optimized feeding amount; the dynamic adjustment control module is used for outputting the adjusted feeding rate of the stock bin; and the feeding process adjusting module is used for generating a correction curve set according to the adjusted real-time filling rate data of the stock bin and the temperature data change amplitude before and after adjustment, obtaining the length of a fitting section according to the correction curve set, adjusting the feeding rate increment of the stock bin based on the fitting distinguishing length, and outputting an adjusted material input distribution result. The technical problems that a traditional control system cannot quickly adapt to emergencies in a complex production environment, and the production efficiency and reasonable utilization of resources are affected can be solved.

The invention relates to the technical field of engineering construction optimization, in particular to a cofferdam filling construction scheme optimization method and system.The method comprises the following steps that cofferdam filling construction partitions are divided along the axis of a cofferdam, and a three-dimensional coupling numerical model is established based on hydrogeological parameters and engineering design parameters of the cofferdam filling construction partitions; performing transient seepage stability analysis on the cofferdam filling construction subarea to obtain a critical filling rate; in combination with the critical filling rate, a partition construction collaborative model is established based on a core engineering target, so that a cofferdam filling construction initial scheme is generated; the cofferdam filling construction initial scheme is executed, cofferdam filling state parameters are monitored, and construction risk early warning information is obtained; and dynamically adjusting the cofferdam filling construction initial scheme according to the construction risk early warning information to obtain a cofferdam filling construction optimization scheme. According to the method, the cofferdam filling construction scheme is dynamically optimized, and the safety, the high efficiency and the intelligent level of cofferdam filling construction are improved.

The invention discloses an optical unit factice filling system and method, the system comprises a controller, a factice container, a weighing device, a pre-suction pump, a metering pump and a factice filling tool, the factice container is arranged on the weighing device, the pre-suction pump is suspended above the factice container, and the metering pump is arranged on the factice container. The bottom of the pre-suction pump is provided with a suction pipe extending into the ointment container, a first oil conveying pipe is arranged between the output end of the pre-suction pump and the input end of the metering pump, a second oil conveying pipe is arranged between the output end of the metering pump and the ointment filling tool, and the weighing device is connected with the controller to send signals. And the controller is connected with the pre-suction pump and the metering pump, and is used for controlling operation, monitoring the weight of the ointment in the ointment container on line, measuring and calculating the actual filling rate, and finally obtaining a stable and reliable filling effect by adjusting the traction speed or the ratio of the ointment pump, ensuring that the actual filling rate meets the use requirement, and ensuring the stability of the optical unit technological process.

The invention provides an anti-blocking control method and system for a spiral conveying device and the spiral conveying device, and belongs to the technical field of material conveying equipment. The method comprises the following steps: acquiring real-time current data of a spiral motor of the spiral conveying device; based on the quantitative relation between the preset filling rate and the current value of the spiral motor, the real-time filling rate of the materials in the spiral conveying device is determined according to the real-time current data; comparing the real-time filling rate with a preset anti-blocking threshold value; under the condition that the real-time filling rate is larger than or equal to a preset anti-blocking threshold value, it is judged that the blocking risk exists, speed increasing operation is executed, and the speed increasing operation comprises the step that an instruction is sent to the variable frequency driving module to increase the rotating speed of the spiral motor. And the active anti-blocking effect of the spiral conveying device is achieved, the risk of manual disassembly and blockage clearing is reduced, and a guarantee is provided for continuous operation of the whole system.

The utility model relates to an underground pipeline filling system. The underground pipeline filling system comprises a filling pipeline and filling equipment, the filling pipeline is arranged in a crossheading, the orientation of the filling pipeline is the same as the coal seam mining direction, the filling pipeline is provided with an arc-shaped section and / or a linear section, and the filling equipment is connected with the front end of the filling pipeline. According to the underground pipeline filling system, filling materials can be directly conveyed to the to-be-filled position of the working face through the filling pipeline, turning of flowing of the filling materials is reduced, the conveying resistance of the filling pipeline is reduced, a certain distance is kept between the filling pipeline and the surface of a coal seam, friction force between the pipeline and the surface of the coal seam is reduced, and filling efficiency is improved. And meanwhile, the arrangement density of the filling pipelines is improved, and the filling rate of the filling pipelines is increased.

The present invention belongs to the technical field of mine filling, and specifically is a method for underground filling of coal mines using overflow tailings from gold mines, comprising preparing filling materials; transporting the filling materials to an underground filling area for filling via a filling pipeline based on a preset filling strategy; arranging a sensor array in the filling area to monitor filling data; acquiring filling data, analyzing the filling data and outputting analysis results; dynamically adjusting the filling strategy based on the analysis results; the filling strategy includes a filling method, a filling rate and a filling pressure; after pre-treatment processes such as drying, crushing and screening, overflow tailings from gold mines can be used as an ideal filling aggregate for coal mines, and coal mine mining voids can be turned into a continued tailings pond for gold mines, and gold mine tailings solid waste can be turned into a low-cost material resource for coal mine filling, which not only solves the environmental problem of large-scale surface storage of gold mine solid waste, but also effectively reduces the pain point of high cost of underground filling materials in regional coal mines.

The invention discloses a method, a device, equipment and a medium for detecting the trickling paint filling rate of a stator, and relates to the technical field of detection of the trickling paint filling rate of the stator, and the method comprises the steps: preparing a plurality of stator samples, and obtaining the trickling paint filling rate of each stator sample and the actually measured temperature difference between a winding and an iron core in each stator sample in a heat balance state; establishing a thermal simulation model of the stator based on the trickling paint filling rates of all the stator samples and the actually measured temperature differences corresponding to the trickling paint filling rates, obtaining simulation temperature differences under a plurality of different trickling paint filling rates, and constructing a first fitting function with the trickling paint filling rates as independent variables and the temperature differences as dependent variables; according to the first fitting function, obtaining simulation data pairs of a plurality of temperature differences and trickle varnish filling rates corresponding to the temperature differences, and constructing a second fitting function with the temperature differences as independent variables and the trickle varnish filling rates as dependent variables; and measuring the temperature difference between the to-be-detected stator inner winding and the iron core to obtain the trickling paint filling rate. The invention provides a non-destructive trickling paint filling rate detection method.

The volume, content, and void volume of a box are determined. Using those determinations, a fill ratio calculation is used to establish the packing element requirement of the box.

To provide a bag-making packaging machine that can increase a filling rate of articles also on the downstream side of a lateral sealing mechanism.SOLUTION: The bag-making packaging machine wraps an article A, which is discharged from an article discharge device, into a bag W obtained by molding a film in a cylindrical shape. The bag-making packaging machine includes a horizontal sealing mechanism and a receiving member. The horizontal sealing mechanism performs a first operation by pinching the film from a direction (horizontal direction H) that crosses a direction of conveyance and sealing it. The receiving member is integrally arranged above the horizontal sealing mechanism and receives articles falling inside a packaging material while in contact with an outer surface of the packaging material. A contact surface of the receiving member, which is in contact with the outer surface of the packaging material, is covered with a member that has elasticity.SELECTED DRAWING: Figure 5

There is provided a powder material that is for densifying a molded article manufactured by an additive layer manufacturing method and improving harness of the molded article. There is provided a powder material for use in additive layer manufacturing containing ceramics and metals, in which a tapped filling rate defined by (tapped density / theoretical density)×100% is 40% or more.

This wood composite material comprises: an inner layer that includes wood and resin; an obverse layer provided on the obverse surface of the inner layer, the obverse layer including wood and resin; and a reverse layer provided on the reverse surface of the inner layer, the reverse layer including wood and resin. The total of the filling rate of the obverse layer and the filling rate of the reverse layer is no greater than half the filling rate of the wood overall.

The invention relates to the technical field of inorganic non-metallic material superfine grinding, in particular to a method and equipment for efficiently preparing an inorganic non-metallic material product larger than 1600 meshes through a dry method.The equipment comprises a superfine classifier, a device rack, a driving motor and a control box, and a ball milling barrel is rotationally installed on the device rack; rotating shafts are fixedly installed at the two ends of the ball milling barrel, a negative pressure suction and conveying mechanism is installed at a right side end opening of the device rack, the output end of the negative pressure suction and conveying mechanism is connected with a discharging end opening, and the discharging end opening is connected with the input end of the superfine classifier; through a collaborative process system of three-stage progressive grinding, gradient screening, precise sorting of an ultrafine classifier and closed-loop backflow regrinding, and in combination with optimal configuration of a grinding medium and a filling rate, the problem of non-uniform granularity of a traditional grinding product is solved, and it is ensured that a final product stably reaches 1600 meshes or above, and the granularity is uniform.

The invention provides a ball mill filling control method and device, electronic equipment and a storage medium, and belongs to the technical field of ball mill control. If the proportion of the specified frequency band signal in the vibration signal and the current of the main motor are out of respective corresponding preset value ranges, outputting a material quantity adjusting signal so as to control the feeding and discharging mechanism to adjust the material quantity in the ball mill; in the process of adjusting the material quantity, if the change rate of the material quantity within the set time length is smaller than or equal to a preset change rate threshold value, the grinding medium filling rate is determined based on the current of the main motor, the material quantity and the rotating speed of the main motor; and the difference value between the grinding medium filling rate and a preset target filling rate is calculated, and filling control over the grinding medium is conducted based on the difference value. According to the ball mill filling control method and device, the electronic equipment and the storage medium, the grinding effect of the ball mill can be improved.

According to the bagged material regional loading control method and device and the loading system, the compartment space data of the to-be-loaded vehicle and the order data of a plurality of customers waiting for loading are acquired, and the number and batch information of the bagged materials in each order are inquired and acquired according to the order data; forming a standardized material batch data set, inputting the standardized material batch data set into a linear programming model, and obtaining a stacking area layout for the current carriage, customer information corresponding to each stacking area and a stacking area material layout initial mapping table; traversing is conducted according to the stacking areas, the space filling rate is calculated, and the layout direction with the higher space filling rate is selected as the stacking direction of the materials; and according to a preset stacking rule, the arrangement of each layer of materials and the levels of different batches of materials are adjusted, and material stacking layout task data corresponding to the current carriage are output. Accurate partition loading of materials of multiple clients is achieved, the space utilization rate of the compartment is increased, and the loading and unloading efficiency is effectively improved.

The present application relates to the technical field of deep learning machine vision control convex letter steel rolling, and relates to a convex letter steel rolling plate shape control method and system based on deep learning, which comprises the following steps: heating and descaling a blank, setting a first visual detection unit at the outlet of a heating furnace, triggering hydraulic correction when the centering deviation is greater than a first threshold value; setting a second visual detection unit at a rough rolling mill, extracting the residual area of the rolling piece surface oxide scale through an image segmentation algorithm, and detecting whether to trigger secondary descaling; setting a third visual detection unit at a medium rolling mill, adjusting the flow distribution of the cooling water of a finishing mill if the temperature distribution is uneven, and correcting the side pressure of the finishing mill vertical roll if the corner radius error exceeds a fourth threshold value; setting a fourth visual detection unit at the finishing mill, calculating the roll gap compensation amount and correcting the finishing mill reduction amount in real time when the filling rate is less than a fifth threshold value. The present application combines convex letter steel with deep learning and machine vision, and can make the quality of the manufactured convex letter steel better and the shape more accurate.

This invention relates to a method for determining the location of grouting holes for grouting in adjacent voids in strip-filled mining faces. The method includes the following steps: determining the location and relevant parameters of the planned mining face; determining the location of the boundary of the coal pillar adjacent to the mining face; determining the filling rate of the filling face adjacent to the mining face, and obtaining the location of the boundary of the equivalent coal pillar of the filling face based on the filling rate; and obtaining the location of the grouting holes based on the obtained locations of the coal pillar boundary and the filling face boundary. The beneficial effects of this invention are: firstly, determining the area of ​​maximum development of void space in strip-filled mining processes; secondly, improving the effect of void grouting for reducing subsidence; and thirdly, deepening the research on void grouting for reducing subsidence under different conditions, providing a reference for subsequent operations.

The invention discloses a split linkage type filling coal mining hydraulic support parameter design method and system.The hydraulic support comprises a supporting unit and a falling material filling unit arranged at the rear end of the supporting unit, and the supporting unit and the falling material filling unit are connected through a linkage mechanism; the design method comprises the following steps: acquiring an engineering geological condition parameter set G of a target working face and a physical property parameter set M of a solid filling material; determining a support unit parameter set P, a blanking and filling unit parameter set F and a linkage mechanism parameter set L; establishing a mathematical model among the support unit parameter set P, the blanking filling unit parameter set F and the linkage mechanism parameter set L, constructing a filling efficiency objective function based on the mathematical model, solving the objective function according to the collaborative constraint condition, and obtaining design parameters; a support prototype is manufactured based on the obtained design parameters, an industrial test is conducted on the target working face, the filling rate eta is actually measured, and final design parameters are output.

The invention discloses a remote control method and system for underground filling equipment, and relates to the technical field of equipment remote control, and the method comprises the steps: monitoring and collecting pipeline pressure data in real time through a pressure sensor, and monitoring and collecting a filling material flow value in real time; a data processing and analysis algorithm based on artificial intelligence and deep learning is introduced into a remote control server to carry out time sequence analysis and information propagation aggregation representation on the pipeline pressure time sequence data and the filling material flow time sequence data; then, core component fusion semantics between pipeline pressure time sequence propagation aggregation characteristics and filling material flow time sequence propagation aggregation characteristics are used for conducting filling rate recommendation at the next time point, and a variable frequency driver and a servo motor are used for achieving accurate control over a filling and pumping system. And more intelligent remote control of underground filling equipment can be realized, so that the material filling rate is adaptively controlled based on the time sequence collaborative change condition between the pipeline pressure and the filling material flow.

The present application discloses a remote control method and system for underground filling equipment, which relates to the technical field of equipment remote control. The method comprises: using a pressure sensor to monitor and collect pipeline pressure data in real time, and to monitor and collect filling material flow values ​​in real time, introducing a data processing and analysis algorithm based on artificial intelligence and deep learning in a remote control server to perform time series analysis and information propagation aggregation representation on the pipeline pressure time series data and the filling material flow time series data, and then using the core component fusion semantics between the pipeline pressure time series propagation aggregation characteristics and the filling material flow time series propagation aggregation characteristics to recommend the filling rate at the next time point, and using a variable frequency drive and a servo motor to achieve precise control of the filling pumping system, which can realize more intelligent remote control of underground filling equipment, thereby adaptively controlling the material filling rate based on the time series coordinated changes between the pipeline pressure and the filling material flow.

The present invention discloses an optimization and preparation method of an epoxy resin floating body material based on a relaxation-vonoroi diagram optimization algorithm, which relates to the field of preparation of epoxy resin floating body materials. The optimization method includes: initializing the distribution positions of hollow glass microspheres in the composite material, generating test individuals in combination with a differential evolution algorithm, and generating a distribution scheme of hollow glass microspheres based on the test individuals and a uniform crossover strategy; calculating the Euclidean distance of any hollow glass microsphere in the distribution scheme of hollow glass microspheres by using a relaxation algorithm to obtain a candidate distribution scheme that meets the uniform distribution target; performing spatial division on the candidate distribution scheme to obtain the void distribution of the hollow glass microspheres, and obtaining the position optimization result of the hollow glass microspheres based on the void distribution result. The present invention can ensure that there is still enough void between the microspheres under the condition of a high filling rate, avoiding excessive density resulting in overweight or poor performance of the material.

The utility model belongs to the technical field of elevators, and provides a Z-shaped elevator which comprises an elevator body and a smashing portion, and a feeding pipe is arranged at the tail end of the elevator body. The crushing part comprises an extension plate, a right-angle plate, a linear sliding rail, a flat plate, a first telescopic rod, a placement plate, a fixed shaft and a plug; the flat plate is arranged at the lower end of the linear sliding rail; the first telescopic rod is arranged at the lower end of the flat plate, and the placing plate is arranged at the output end of the first telescopic rod; the fixing shaft is arranged at the lower end of the containing plate, and the plug is arranged at the end of the fixing shaft. According to the Z-shaped elevator provided by the utility model, materials in the feeding pipe are crushed, and the materials with larger volumes are crushed into fine particles, so that the filling rate is improved, and the transportation efficiency of the materials is high.

The utility model provides an improved spiral push type valve bag packaging machine which comprises a material pushing mechanism which pushes materials in a material bin to a packaging table, a first material pushing assembly, a second material pushing assembly and a third material pushing assembly. The first pushing assembly comprises a first stirring shaft and a first blade connected with the first stirring shaft; the second material pushing assembly is arranged between the second material pushing assembly and the packaging table, the second material pushing assembly comprises a second stirring shaft and second blades connected with the second stirring shaft, the second blades are tooth-shaped blades, the distance between the second blades is smaller than that between the first blades, and the second stirring shaft is connected with the second stirring shaft. The closer the distance between the second blades is to the packaging table, the smaller the distance between the second blades is. The solid-gas mixing state of materials can be broken through, solid-gas separation is accelerated, the proportion of solid materials entering a packaging bag is increased, the gas content of powder is effectively reduced, and the filling rate of packaging is increased.

The utility model discloses a continuous metering and conveying system for trace powder. The continuous metering and conveying system comprises a storage bin, a stirring assembly, a metering panel, a material thickness adjusting assembly and a material conveying assembly, an arc-shaped notch is formed in one side of a bottom plate of the storage bin; the metering panel can rotate horizontally, an annular metering groove is formed in the top face of the metering panel, and a feeding position, a discharging position and a feeding position are sequentially distributed on the metering groove in the rotating direction. The metering panel positioned between the feeding position and the discharging position extends into the storage bin; the material thickness adjusting assembly is arranged on the inner side wall of the storage bin right above the discharging position and can adjust the height of the material in the metering tank; the stirring assembly comprises stirring blades which can be in sliding contact with the top surface of the metering tank; the material conveying assembly is arranged over the material supply position and can block, adsorb and convey materials in the metering groove located in the material supply position to a material using point. The material thickness can be adjusted, it is guaranteed that the rotating speed of the rotating motor is not lower than 10% P, and then motor stability, material pile density stability and material filling rate stability are guaranteed.

The invention discloses a room-pillar type goaf grouting filling and coal pillar re-mining method. The method comprises the following steps that 1, basic data of a target room-pillar type goaf are obtained; the basic information comprises coal seam burial depth, coal seam thickness, coal seam mining and retaining ratio and coal pillar distribution condition; 2, according to the basic data of the goaf, a filling station is established on the ground, a conveying pipeline is arranged, the reasonable drill hole interval is determined through a field test, vertical drill holes are formed to inject filling slurry into the goaf, and the goaf filling rate is determined through theoretical calculation and field exploration; and 3, arranging a conventional working face after the filling is compact, and recovering coal pillar resources by adopting a top coal caving operation method. According to the room and pillar type goaf grouting filling and coal pillar re-mining method, the coal resource recovery rate is increased, and potential safety hazards caused by mining of other coal seams are eliminated.