5133results about How to "Improve processing quality" patented technology

The invention discloses a numerical control machine tool operation control system and a double-station sawing and drilling integrated machine tool, and relates to the technical field of numerical control machine tool operation. A multi-axis linkage state, a gas cylinder stress state, vibration frequency, cutting force and deformation data are acquired in real time through a data acquisition module; the dynamic modeling module constructs a digital twinborn model by using finite element analysis and real-time sensing data, and accurately simulates stress dynamic change and deformation trend; the intelligent error compensation module dynamically evaluates the multi-axis linkage precision by analyzing the machining data, generates an error compensation instruction and optimizes the operation parameters of the machine tool; the closed-loop feedback control module adjusts the cutting speed, the feeding depth and the clamping force in real time through a fuzzy logic algorithm, a closed-loop adjusting mechanism is formed, the machining precision and stability are greatly improved, the machining error and the workpiece surface damage risk are reduced, and the machining quality and efficiency of complex workpieces are effectively improved.

The invention relates to the technical field of multi-axis linkage machining, and discloses a multi-axis linkage machining path generation method, device and equipment and a storage medium, and the method comprises the steps that modeling is conducted on a multi-axis machine tool and a workpiece, and a machine tool kinematics model and a workpiece obstacle avoidance scene mathematical model are obtained; a state space and an action space are constructed, and a machining path double-delay depth deterministic strategy gradient model is obtained; performing time deviation calibration to obtain a time synchronization sensing data set; performing path generation to obtain an initial processing path; the initial machining path is optimized, and an optimized machining path is obtained; according to the method, a directed acyclic graph is constructed, and task division and parallel optimization are performed to obtain a multi-axis linkage machining path, so that multi-objective optimization of machining time, cutting force fluctuation and tool wear is realized, and the machining efficiency and the machining quality are improved.

The invention relates to a curved surface processing path generation method and system for an ultra-precise diamond lathe, and the method mainly comprises the steps: obtaining the three-dimensional point cloud data of a to-be-processed curved surface through a three-dimensional scanning device, carrying out the global curvature calculation, and dividing the curved surface into a plurality of sub-regions to generate an initial processing path; and then, the initial path is optimized, interference and errors are reduced, and finally a target machining path subjected to comprehensive verification is obtained. The path is guided into a lathe to execute machining, and high-precision curved surface machining is achieved. By means of the method, the machining precision and the surface quality are improved, and it is ensured that higher smoothness and shape precision are achieved in ultra-precision machining.

The invention relates to the technical field of cable manufacturing, in particular to a wire drawing machine for cable manufacturing and a using method thereof.The wire drawing machine for cable manufacturing comprises a wire drawing machine body, a first stretching rotating roller, a second stretching rotating roller, a fixing box and a mold frame, and a control box body is fixedly installed on one side of the top of the wire drawing machine body through bolts; a first stretching rotating roller and a second stretching rotating roller are rotationally connected to the two ends of one side of the bottom of the control box body on the wire drawing machine body, a mold frame is fixedly installed at the center between the first stretching rotating roller and the second stretching rotating roller on the wire drawing machine body through bolts, and a plurality of wire drawing molds are installed in the mold frame in a staggered mode through bolts. The cleaning brush on the base ring cleans cable wires through rotating connection of the friction rolling wheels, cleaned metal powder and wire drawing lubricating liquid containing impurities enter the collecting box to be collected, adsorption cleaning is conducted through the movable magnet, the cleanliness of the lubricating liquid is improved, the subsequent processing quality of the cable wires is improved, and the service life of the cable wires is prolonged. The practical value is high.

The invention belongs to but not limited to the technical field of blind hole machining, and discloses a process method and system for laser composite efficient precision machining of blind holes, and the process method comprises a laser hole prefabricating stage and a laser fine hole repairing stage; a hole is preformed in the punching position of a workpiece through a large-pulse-energy laser beam, and fixed-point materials of the workpiece are rapidly removed; and then the hole is finely trimmed through ultra-short pulse width laser, the incident angle direction of a laser beam and the surface of the material is changed through a rotary cutting system, the hole wall and the hole bottom of the hole after the pre-hole stage are trimmed, fine trimming of the blind hole is completed, and the high-precision blind hole with the controllable taper is obtained. The method comprises the following steps: quickly removing a prefabricated blind hole in a workpiece material by using large pulse energy laser; adjusting process parameters, and quickly pre-processing a blind hole with a certain depth in a workpiece; and then the hole wall and the hole bottom of the blind hole are trimmed through high-speed rotating light beams and variable light beam incidence angles of the rotary cutting system, smooth hole wall, flat hole bottom and controllable taper of the blind hole are achieved, and the machining quality and efficiency of the blind hole of the difficult-to-machine material are improved.

The invention discloses a PCB (printed circuit board) spraying etching machine and a method thereof, belongs to the technical field of spraying etching machines, and provides the following scheme that the PCB spraying etching machine comprises a spraying etching mechanism, a cleaning mechanism is assembled in the spraying etching mechanism, and the spraying etching mechanism comprises etching equipment; the first motor drives the rotating shaft to rotate, the rotating shaft drives the worm and the worm gear to conduct transmission, the polygonal cylinder drives the conveying wheel to rotate, the conveying wheel can achieve the purpose of automatic material conveying, meanwhile, the conveying pump sprays etching liquid to a circuit board through the spraying heads, the angles of the spraying heads are different, and therefore spraying uniformity can be kept, and the spraying efficiency is improved. And the rotating shaft also drives the cam to rotate, so that the cam extrudes the pulley to move, and the cam can be matched with the first spring to realize the reciprocating translational motion of the polygonal cylinder, so that the conveying wheel drives the circuit board to do reciprocating motion, the circuit board can be uniformly etched, and the processing quality of the circuit board is improved.

The invention relates to the technical field of automatic control, in particular to a machine tool automatic adjustment control system which comprises a material analysis adjustment module, an environment adaptation adjustment module, a machining vibration compensation module and a machining energy efficiency management module. By monitoring and analyzing the running state of the machine tool in real time and adjusting the machine tool parameters based on historical machining data, the machine tool can automatically adjust the cutting speed and the feeding rate according to the physical characteristics of different materials, the machining efficiency is optimized, the machining quality of the workpiece surface is improved, the machine tool setting is adjusted according to the workshop environment change, and the machining efficiency is improved. The stability of the machining process and the quality of a workpiece are guaranteed, machining errors caused by vibration of the machine tool or the workpiece are reduced through real-time analysis and compensation of vibration data, the machining precision is kept, the energy utilization efficiency is improved through real-time monitoring and optimization of energy consumption of the machine tool, the production cost is reduced, and the production efficiency is improved. And the whole production process is more economical and environment-friendly.

The invention discloses a water jet assisted laser-electrochemical combined machining method which comprises the following steps: pre-treating a nickel-based superalloy to be machined, and fixing the nickel-based superalloy on a machining table; a machining area is positioned, parameters of water jet assisted laser and electrochemical machining are set, so that during laser machining, water jet cools the machining area and removes slag, and an electrolyte does not affect a non-machining area; meanwhile, water jet assisted laser and electrochemistry are started to machine the nickel-based superalloy, and the machining state is monitored in real time; and after composite machining is completed, the nickel-based high-temperature alloy is cooled. By accurately setting laser, water jet and electrochemical machining parameters, the efficient synergistic effect of the laser, water jet and electrochemical machining parameters in a machining area is ensured, the machining precision and the surface quality are effectively improved, the defects of heat affected zones, microcracks, recast layers and the like are remarkably reduced, and the machining quality is improved. And meanwhile, corrosion to a non-machining area is reduced through the mode of spraying the electrolyte in a pulse mode.

The invention relates to the technical field of numerical control machine tools, in particular to a numerical control machine tool digital twin model updating method and system. The method comprises the following steps: acquiring actual processing technology data; performing cutting process simulation according to the actual machining process data and the digital twin model of the numerical control machine tool to obtain cutting process data; performing tool wear state feature analysis on the cutting process data to obtain tool wear state data; updating a tool model according to the tool wear state data to obtain an updated tool model; according to the updated cutter model, dynamic contact state solving is carried out, and a dynamic contact solving result is obtained; and performing contact key data analysis on a dynamic contact solving result to obtain cutter-workpiece dynamic contact information. According to the method, the modeling precision and the simulation reliability are greatly improved, so that the digital twin model can reflect complex processing conditions more truly, and a reliable decision basis is provided for process optimization.

The invention relates to the field of numerical control machine tool cutting fluid cyclic utilization control, in particular to a numerical control machine tool cutting fluid cyclic utilization control system which comprises a machine tool equipment authentication module, a pumping module, a filtering module, a cooling module, a concentration adjusting module and a machine tool equipment scrapping module. The concentration adjusting module detects the concentration of the received standard cutting fluid, when the concentration is lower than a normal value, processing is conducted through all the devices, the pumping module monitors the cutting state of all machine tool equipment in real time and adjusts the pumping flow, and the filtering module removes impurities in the working cutting fluid according to all the devices. And the cooling module monitors and analyzes the temperature of each treatment cutting fluid according to a temperature sensor, so that the problems caused by a traditional cutting fluid use mode are solved, cyclic utilization of the cutting fluid is realized, and contribution is made to sustainable development of the manufacturing industry.

The invention discloses a manufacturing method of a high-precision bearing type rigid-flexible combined circuit board, a forming line is designed in a processing process board, the manufacturing method comprises the following steps: manufacturing a flexible board comprising a flexible area and a rigid combined area, taking a rigid copper-clad plate, and manufacturing a circuit pattern, the circuit pattern comprises an auxiliary circuit pattern corresponding to a bonding pad pattern of the flexible board, a first groove body is manufactured on the outline of the flexible area, a first connecting position is arranged between the first groove body and the auxiliary area, a second groove body is manufactured on the outline of the rigid combination area, a second connecting position is arranged between the second groove body and the auxiliary area, a rigid bearing plate is formed, the flexible plate and the rigid bearing plate are pressed and formed, and the high-precision bearing type rigid-flexible combined circuit board is formed. The flexible plate and the rigid bearing plate are manufactured independently, the rigid bearing plate is manufactured according to the forming line to form the groove body, then overall pressing is conducted, the flexible plate is formed through laser cutting, the problems of pulling, tearing and the like of the flexible plate caused by milling forming of the overall plate body are effectively solved, and the machining quality and reliability are improved.

The invention relates to the technical field of machine tool control, in particular to a numerical control machine tool intelligent control method and system for aviation titanium alloy structural part machining. According to the method, firstly, three kinds of working condition data of cutting force, temperature and vibration are collected, then, working condition feature vectors are extracted and input into a pre-training model, an optimized combination value of the feeding speed and the main shaft rotating speed is obtained, and finally, the machine tool track is adjusted in real time based on optimized parameters. And through continuous optimization of the deep learning model, the adaptive capacity to complex working conditions is improved, and the machining precision and the surface quality of the aviation titanium alloy structural part are improved.

The invention relates to the technical field of photovoltaic battery piece production, and particularly discloses a photovoltaic battery piece stacking material piece feeding device which comprises a rack, a conveying assembly and a feeding assembly, the feeding assembly comprises lifting pieces and a plurality of placing pieces arranged on the lifting pieces, the two sets of lifting pieces are arranged at intervals, and after the placing pieces rotate to the position between the two sets of lifting pieces, the placing pieces are placed on the conveying assembly. The two placing pieces on the same horizontal plane form a platform used for placing battery pieces, a material preparation assembly is arranged on the rack and comprises a material preparation base, a first conveying piece and a first pushing piece, and the output end of the first pushing piece is connected with the material preparation base and used for pushing the material preparation base to move to the lifting piece. The first conveying piece is arranged on the material preparation base and used for placing standby battery pieces, and the output end of the first conveying piece moves to the position between the two placing pieces located at the bottom of the lifting piece to transfer the battery pieces to the placing pieces. The photovoltaic cell piece stacking material piece feeding device has the effect of improving the feeding efficiency.

The invention discloses an adjustable turnover mold core type mechanical arm and a using method thereof, and relates to the field of mold core mounting, the adjustable turnover mold core type mechanical arm comprises a base and a mechanical arm body mounted at the top of the base, a turnover mechanism is mounted at the output end of the mechanical arm body, and a positioning mechanism is mounted on one side of the turnover mechanism. The air cylinder pushes the connecting plate to move and drives the moving frame and the second rack to slide, the racks apply transverse force to enable the gear to rotate, then the angle of the rotating rod is adjusted, mold core overturning is achieved, meanwhile, the first rack is matched with the gear, and the overturning angle is flexibly adjusted through combined control of the limiting rod and the threaded rod; the limiting rods and the threaded rods ensure that the angle is accurately controlled during small-angle operation, efficient installation can be kept during large-angle overturning, the design meets the installation requirements of different mold cores, and the flexibility, installation precision and efficiency of a production line are improved.

The invention relates to the technical field of aero-engine blade machining, in particular to a drilling clamp for a center hole of a sheet type single mounting plate blade and a clamping method. The drilling clamp comprises a clamp bottom plate, a chuck seat and a side plate, wherein the chuck seat and the side plate are installed on the top face of the bottom plate. U-shaped seats are arranged right above the chuck seat at intervals, and first side arms of the U-shaped seats are fixedly connected with the upper parts of the side plates; a positioning block, a supporting block and a positioning pin are arranged on the top surface of the chuck seat; a sliding groove is formed in the front face side of the chuck base, and a pressing plate is installed in the sliding groove. A locking screw is screwed on the pressing plate, and the locking screw is screwed on the groove bottom of the sliding groove; the supporting block is positioned between the positioning block and the pressing plate; a first fastening screw and a second fastening screw are respectively screwed on a first side arm and a second side arm of the U-shaped seat; a first fastening screw penetrates through the side plate and then is in threaded fit with a first side arm of the U-shaped seat; the first set screw and the second set screw are coaxially arranged, and the abutting ends of the first set screw and the second set screw are oppositely arranged.

The invention relates to the technical field of computer vision and natural language processing, and discloses an image-based cue word generation method, which comprises the following steps of: obtaining non-text vision elements, text elements and position information thereof from a cue image, screening and processing the elements, removing text contents in the image and generating a cue image without characters. And based on the target non-text visual elements, cutting out corresponding image areas from the prompt image without characters, inputting the image areas into the multi-modal model, and generating prompt words related to the visual elements. According to the method, the non-text visual elements and the text elements in the image are automatically recognized, the image without characters is generated, and character interference is avoided. The cue word highly related to the image content is generated, the cue word generation accuracy and automation are achieved, and the processing efficiency and the cue word quality are improved. The complexity of writing the cue word by the user is effectively reduced, so that the user can generate the cue word with high quality and accurate semantics through simple image interaction.

The invention provides a low-temperature cutting machining process monitoring and quality feedback control system, comprising: a sensor detection module comprising a vibration sensor, a temperature sensor, an acoustic emission sensor, a pressure sensor, a flow sensor and a structured light sensor; the signal processing and analyzing module is used for performing preprocessing, decomposition and feature extraction on the signal data acquired by each sensor and performing surface topography reconstruction on the point cloud data to obtain processing signal features and a processing surface three-dimensional topography model; the machining state and quality analysis module is used for analyzing the machining signal characteristics and the machining surface three-dimensional shape model and judging the machining state and the machining quality of the part to obtain machining state information and machining quality information; and the process parameter adjusting module is used for comparing and identifying the processing state information and the processing quality information with existing data in a database, so that process parameters are adjusted according to expert knowledge and process rules in the database.

The invention relates to the technical field of control systems, and discloses a self-adaptive control system and method for a five-axis numerical control machine tool, machining data and a machining program are controlled through a simulation interaction module, and the state and the machining data of the machine tool are displayed in real time through an interaction display strategy; the sensing monitoring module obtains machining data in the machining process in real time and transmits the machining data to the path judgment module and the simulation interaction module through a data transmission strategy. The path judgment module judges the machining path of the five-axis numerical control machine tool according to the machining data through a path generation strategy, so that the machining efficiency and quality are improved; the motion control module generates a motion control instruction of the five-axis numerical control machine tool according to the machining program and the machining path of the five-axis numerical control machine tool through an instruction generation strategy, accurately drives the five-axis numerical control machine tool to move, and ensures the machining precision; the safety monitoring module monitors the state of the machine tool in real time, and if the five-axis numerical control machine tool is abnormal, an abnormity processing strategy is executed.

The invention relates to the technical field of attendance management, and discloses an electronic class board attendance system for palm vein recognition, which comprises a palm vein data acquisition module for irradiating the palm of a user through a near-infrared light source and acquiring a palm vein image; the image optimization processing module is used for performing optical modeling optimization, noise removal and quality enhancement on the acquired palm vein image; the deep learning recognition module is used for extracting palm vein features and performing identity matching; the attendance record storage module is used for storing and managing user attendance data; and the control and communication module is used for managing cooperative work of all the modules and performing data interaction with an external attendance database. Through the technical scheme of combining near-infrared illumination and the light transmission equation, the palm vein feature image is accurately extracted, the effect of optimizing palm vein contrast and detail definition is achieved, the problems of palm vein feature edge blurring and detail loss are solved, and the image processing quality is improved.

The invention relates to the technical field of automobile metal part drilling machining, in particular to an automobile steering knuckle drilling pre-machining machine tool. The automobile steering knuckle machining equipment comprises an installation machine base, a drilling device, a tool clamp and a control system, the drilling device and the tool clamp are installed on the installation machine base and are important components of the equipment, and preprocessing of an automobile steering knuckle is achieved; the control system comprises a hydraulic system, a pneumatic control system, a cutting fluid circulating system, a lubricating system, a chip removal system and an electric control system. The drilling device, the tool clamp, the material pressing device, the control device and other functional components are efficiently matched, the efficiency of automobile steering knuckle drilling pre-machining is remarkably improved, through precise movement of the drilling device, stable fixation of the tool clamp and the material pressing device and continuous lubrication of the lubricating device, high precision of the machining process is guaranteed, and the machining efficiency is improved. The problems of workpiece machining defects, equipment overheating and the like are reduced, and potential safety hazards are reduced.

The invention relates to a construction method of a customer complaint processing system for coping with supervision complaints, which belongs to the field of customer service and supervision compliance management, and comprises the following steps: (1) establishing diversified complaint channels, and integrating the complaint channels to a unified platform; (2) complaint information is comprehensively collected and intelligently analyzed; (3) establishing a quick response and processing mechanism based on an analysis result of the step (2); (4) performing closed-loop control and continuous improvement on complaints; (5) technical support and informatization construction; and (6) personnel training and ability improvement. The method has the advantages that the processing efficiency is improved, manual intervention is reduced through the automatic processing process, and the complaint response time is shortened; (2) the processing quality is enhanced: the complaint is ensured to be professionally and timely processed by a standardized processing flow and an intelligent distribution mechanism; and (3) resource configuration optimization: tasks are intelligently allocated according to the processing capability, and waste of human resources is avoided. (4) customer satisfaction is improved, complaints are quickly responded and effectively solved, and customer credibility and loyalty are enhanced.

The invention discloses a conformal antenna component manufacturing system and method based on cross-scale space-time frequency shaping femtosecond laser, and belongs to the technical field of micro-nano machining. The system comprises an ultrafast laser excitation module, a laser pulse time / frequency shaping module, a pulse detection module, an online monitoring module and a focusing high-speed scanning galvanometer module. By means of the system, high-selectivity, large-breadth and three-dimensional precision machining of conformal antenna circuit patterns is achieved, and it is ensured that a substrate is not damaged. The femtosecond laser time-frequency shaping technology is combined in the machining process, layered scanning and accurate removal of the heterogeneous multilayer structure are achieved through an adjustable pulse sequence and a high-speed galvanometer system, and the problems that in the prior art, materials are damaged, and the size precision is low are solved. The device further integrates an on-line depth monitoring function, the machining efficiency and the forming quality are remarkably improved, and the device is suitable for high-precision patterning machining of complex curved surface heterogeneous thin film materials.

The invention relates to the technical field of data acquisition, in particular to a multi-channel intelligent acquisition-based control and acquisition system, which comprises a signal quality evaluation module, a signal optimization adjustment module, an abnormal signal detection module, a resource scheduling control module, a data synchronization adjustment module and a cloud backup strategy module. According to the invention, by analyzing the amplitude and frequency components of the signal in real time, noise and distortion can be identified and corrected in real time, signal processing is optimized, the accuracy and availability of data are improved, the real-time optimization processing of the signal improves the processing quality of the signal, and the high efficiency of data synchronization and cloud backup is ensured; by dynamically adjusting the synchronous bandwidth and period, data changes can be flexibly responded, the risk of data delay and loss is reduced, intelligent detection and resource scheduling of abnormal signals are achieved, the response speed and maintenance efficiency of the system are improved, and the stability and safety of the whole system are improved through accurate resource allocation and timely maintenance response.

The invention discloses an ultrafast laser precision cutting method capable of removing burrs in parallel, which comprises the following steps: materials are conveyed to cutting positions of a first galvanometer system and a second galvanometer system, and the materials comprise a metal foil and a coating coated on the metal foil; determining a tab cutting total path and a linear cutting path in the tab cutting total path according to the tab specification parameters; the metal foil is pre-cut by the first galvanometer system along a linear cutting path; the metal foil is cut by a second galvanometer system along the tab cutting total path, and the pre-cutting path of the metal foil is cleaned; laser light sources of the first galvanometer system and the second galvanometer system are a nanosecond laser and an ultrafast laser respectively; the linear cutting path is located at the coating portion of the metal foil. By means of the method, the input cost of tab cutting equipment can be reduced, the phenomena of burrs and bead melting generated in the tab cutting process are reduced, high-quality tab cutting is achieved with low cost, and the battery performance and the yield are improved.

The invention relates to the technical field of ultrafiltration control, in particular to an intelligent control system and method for a chemical water ultrafiltration process, and the system comprises an ultrafiltration data acquisition module, a pollutant accumulation analysis module, a fluid dynamic regulation module, a membrane blockage early warning module, a performance monitoring module and an ultrafiltration parameter optimization module. According to the invention, through dynamic fine granularity adjustment and continuous monitoring of the fluid, accurate control of key variables in the ultrafiltration process is realized, the response speed and processing quality of the ultrafiltration system to environmental change are remarkably improved through adaptive adjustment, and through integration of acoustics and vibration monitoring data, tiny abnormities of equipment can be detected as soon as possible. According to the technical scheme, early warning of potential faults is achieved, the risk of accidental shutdown caused by equipment faults is greatly reduced, a real-time feedback mechanism enables parameter adjustment not only to be based on actual operation data, but also to better meet the requirements for real-time performance and accuracy, and therefore it is ensured that the efficiency and stability of the ultrafiltration process are both substantially improved.

The invention relates to the technical field of metal pressing, in particular to a precise mold manufacturing method for gearbox parts, which comprises the following steps: automatically feeding at an initial feeding speed and detecting raw materials; feeding is conducted at the initial pushing frequency, and the raw materials are conveyed into a first station, a second station and a third station; the pressure borne by the raw materials in any station is calculated, the machining working condition is judged, and machining parameters are adjusted according to the machining working condition; according to the number of the stations not meeting the working conditions, whether the material of the to-be-machined raw material changes or not is judged, the deformation coefficient of the raw material is calculated, and the initial pressure value of a stamping head is correspondingly adjusted; according to the adjustment condition of the machining parameters of the stamping head, whether the adjusted machining efficiency meets the machining requirement or not is judged, the stamping duration difference value between the procedures is calculated, and the stamping period, the circulation period and the pushing frequency are correspondingly adjusted; and the workpieces are conveyed to the discharging opening to be discharged. The precision of the gearbox part manufacturing process is improved by conducting multi-station automatic machining on raw materials.

The invention relates to the technical field of machine tool positioning, in particular to an integrated machining workpiece positioning method of a turning-milling composite machine tool, which comprises the following steps of: really capturing geometrical characteristics of a workpiece through a high-resolution image acquisition and deep learning algorithm, and establishing an accurate point cloud model and a mathematical model, so that the workpiece is positioned more accurately in the subsequent machining process; machining defects caused by positioning errors are obviously reduced; on the basis of the machining requirement of a current workpiece, proper clamping force and a proper clamping mode are designed, so that the workpiece can be kept stable in the machining process, workpiece displacement or damage caused by improper clamping is reduced, and then the machining quality is improved; and meanwhile, a dynamic monitoring and feedback mechanism is introduced, the deviation between the actual clamping position and the target position of the workpiece can be judged in real time, corresponding adjustment is made to adapt to displacement or deformation possibly occurring in the machining process, and continuous and accurate positioning of the workpiece is ensured.

The invention relates to the technical field of geotechnical engineering, in particular to a shield slurry flocculation filter pressing system based on machine learning, an optimization method and a computer readable storage medium, and the optimization method comprises the following steps: obtaining and preprocessing shield slurry data; selecting characteristic data of shield slurry; carrying out standardization and normalization processing; the feature data is divided into a training set and a test set; an improved neural network model is adopted for training; obtaining an optimal neural network model parameter by adopting a particle swarm optimization algorithm; deploying the trained neural network model into a shield mud flocculation filter pressing system; and comparing the shield mud prediction treatment effect obtained by the trained neural network model with the actual treatment effect of the shield mud to obtain the optimal parameters of the shield mud flocculation filter pressing system, and implementing the optimal parameters. And periodically detecting the performance of the neural network model. According to the shield slurry flocculation filter pressing system, the filter pressing speed is reasonably controlled through a machine learning method, the best filter pressing effect is achieved through intelligent adjustment, solidification of shield slurry can be completed in a high-quality mode, and mud cakes obtained after filter pressing can be recycled.

The invention discloses a multi-degree-of-freedom ultrasonic-assisted laser cladding remanufacturing device and a working method thereof, and belongs to the field of laser cladding. Comprising a workbench, a to-be-machined workpiece arranged at the top end of the workbench through a positioning mechanism, a laser cladding mechanism erected above the to-be-machined workpiece and focusing type ultrasonic vibration mechanisms symmetrically arranged on the two sides of the laser cladding mechanism through a multi-degree-of-freedom variable-angle clamping mechanism. And focused ultrasound emitted by the focused ultrasonic vibration mechanism is aligned with a cladding area of the laser cladding mechanism. By adopting the multi-degree-of-freedom ultrasonic-assisted laser cladding remanufacturing device and the working method thereof, high-strength focusing of ultrasonic waves is realized through a multi-stage focusing method, and ultrasonic vibration can be uniformly applied during laser irradiation, so that the defects of cracks, air holes and the like are effectively reduced, and the processing quality and efficiency of laser cladding remanufacturing are improved.

The invention relates to an efficient catalytic composite nano-capture deep deodorization method for waste gas with complex components, which is applied to the field of purification of waste gas with complex components, and comprises the steps of pretreatment of gas inlet, catalytic enrichment, nano-liquid capture and the like, and through the synergistic effect of a catalytic enrichment coupling reactor, an atomizing nozzle, nano-liquid and an intelligent deodorization control system, the deodorization effect of the waste gas with complex components is improved. VOCs and odor molecules in the malodorous gas can be efficiently and rapidly removed, the human body is free of feeling, the whole deodorization process is carried out under the normal temperature condition, the investment and operation cost for malodorous gas treatment is remarkably reduced, and the deodorization method has the advantages of being high in safety, low in operation cost, small in occupied space, low in secondary pollution and the like and is suitable for popularization and application. According to the method, the practical application effect of malodorous gas treatment is effectively improved, the safety of discharged gas is ensured by evaluating the treated gas, and the application effect and quality of the catalytic enrichment coupling reactor and the nano liquid can be monitored and adjusted in real time, so that the intelligent level of the malodorous gas treatment process is enhanced.