235results about How to "Reduce loss cost" patented technology

The invention relates to an optical storage cooperative control optimization method, electronic equipment and a medium. The method comprises the steps of collecting historical energy consumption and photovoltaic data of a park, constructing a photovoltaic electronic model based on the data, performing day-ahead prediction by adopting CNN-BiGRU, and generating a load power and photovoltaic generation power sequence; calculating the electricity consumption and the photovoltaic generating capacity of each time period; setting the capacity of an energy storage module, and calculating the energy storage charging and discharging capacity based on an SOC formula; according to the electricity consumption, the generating capacity and the energy storage capacity, determining a peak section discharge demand; photovoltaic fluctuation constraint is combined, and energy storage charging and discharging power is adjusted to stabilize fluctuation; optimizing load power utilization, photovoltaic power generation and energy storage power scheduling based on the power balance relation; and constructing a revenue maximization objective function, establishing a light storage collaborative optimization model in combination with constraints, and solving an optimal operation scheme of a prediction day. According to the method, photovoltaic power generation errors are reduced, power output is balanced, power grid requirements are met, the photovoltaic consumption rate is improved, healthy operation of the system is guaranteed, and operation benefits are improved.

The invention provides a high-precision aero-engine final assembly automatic docking system and method, and the method comprises the steps: transporting a unit body on one side of an aero-engine to a side hanging type platform through an AGV, manually installing the unit body on the side hanging type platform, and hoisting the unit body on the other side to an AGV type docking platform; the AGV type butt joint platform is close to the side hanging type platform, and the height of the side hanging type platform is roughly adjusted till the two unit bodies are horizontal; the 3D line laser camera scans the unit bodies on the two sides to obtain and calculate relative poses; according to the relative posture data, the six-degree-of-freedom parallel posture adjusting table adjusts the posture of the hoisting unit body to be coaxial with the other unit body; the AGV chassis moves to conduct butt joint, and meanwhile a force sensor monitors the butt joint state in real time to judge whether secondary posture adjustment is needed or not; and the butt joint is completed. According to the method, the defect that butt joint is conducted through manual experience judgment in the past is overcome, the butt joint precision and efficiency are effectively improved, manpower resource consumption is reduced, and butt joint assembly of various aero-engine unit bodies can be achieved.

The invention provides a wind, light, fire and nuclear storage integrated scheduling architecture based on a complex and uncertain environment of a cold region power grid, and relates to the technical field of power grid system processing, the architecture comprises a data acquisition and monitoring layer, an analysis and decision layer, a control execution layer and an evaluation and optimization layer, the anti-freezing and deicing technology of the power transmission line effectively improves the reliability of equipment in severe environments such as low temperature and ice and snow, guarantees the stability of power transmission of a power grid, reduces equipment faults and power failure accidents caused by cold environment factors, enhances the anti-risk capability of the whole power grid, and improves the safety of the whole power grid. According to the method, characteristics and complementary relations of multiple energy sources of wind, light, fire and nuclear storage are comprehensively considered, peak regulation and frequency modulation analysis and decision making and integrated regulation and control analysis and decision making are carried out, and by constructing a reasonable operation scene and a scheduling model, optimal configuration and cooperative operation of power generation resources can be achieved under different operation conditions.

The invention discloses a tunnel field monitoring optimization design method. The method comprises the following steps: step 1, determining a to-be-monitored area in a tunnel construction process; 2, acquiring a rock sample in a to-be-monitored area, and acquiring macroscopic physical and mechanical parameters of the rock; step 3, carrying out parameter calibration on the obtained macrophysical and mechanical parameters of the rock, and determining boundary conditions of the model at the same time; 4, numerical simulation parameters are corrected, and parameters capable of being used for subsequent numerical simulation are obtained; 5, steel arch strain FEM-DEM coupling simulation and primary support contact stress CFD-DEM coupling simulation are carried out respectively, and the arrangement positions of steel arch strain monitoring points and primary support contact stress monitoring points are determined; and 6, arranging a steel arch strain gauge and a soil pressure gauge, and carrying out real-time monitoring. According to the invention, the arrangement position of the monitoring points in the tunnel monitoring area can be scientifically and reasonably determined, the key part priority is realized while the whole area is considered, and the loss of the monitoring instrument and the monitoring cost are reduced.

The utility model relates to a manual polishing device for assisting aluminum plate surface micro-deformation detection, which comprises a fixing plate with a handle on the upper side surface, the bottom surface of the fixing plate is connected with a sponge layer, the lower side of the sponge layer is provided with a bottom plate, the lower side of the bottom plate is coated with a sand net, and the sand net is provided with a grinding wheel. And the two ends of the sand screen turn to the upper side respectively and are connected with a clamping device arranged on the upper side of the fixing plate. The polishing device is compact in structure, the surface of the aluminum plate can be manually polished conveniently, and loss is reduced.

The invention relates to the technical field of forklift anti-collision, in particular to a forklift anti-collision system based on thunder-vision fusion, which comprises a panoramic picture splicing module, a visual recognition and tracking module, a microwave radar module, a data processing module and a decision and control module, the panoramic picture splicing module is used for correcting and splicing pictures of front, back, left and right wide-angle cameras to form a panoramic picture of the vehicle; the visual identification tracking module is used for carrying out object detection and target tracking on the panoramic picture in real time and continuously outputting object coordinates and object types; and the microwave radar module continuously outputs point cloud picture data of objects around the vehicle. According to the anti-collision system, the accuracy and reliability of the anti-collision system can be improved, false alarms are reduced, and the anti-collision system can more intelligently and efficiently guarantee the safety of forklift operation.

The perforating device comprises an XYZ three-axis cantilever type sliding table, a mounting plate is fixedly connected to a transmission table of the XYZ three-axis cantilever type sliding table, a square sleeve is fixedly mounted on the side portion of the mounting plate, the inner wall of the square sleeve is slidably connected with a movable plate in a sleeved mode, and the movable plate is fixedly connected with the transmission table of the XYZ three-axis cantilever type sliding table. A roller is installed at the end, located on the side of the mounting plate, of the movable plate, a first spring used for elastically supporting the movable plate in the roller direction is installed on the square sleeve, an electric drilling machine is fixedly installed at the end, away from the roller, of the movable plate, and a water spraying mechanism is installed on the movable plate; and a rotating disc is mounted on the side portion of the mounting plate, and six pressing wheels are mounted on the periphery of the rotating disc. According to the comprehensive pipe gallery side wall drilling device, the problems that a drill bit is prone to being stuck, overheated, deformed and damaged due to unsmooth deslagging, insufficient cooling and the like in the comprehensive pipe gallery side wall drilling operation of a traditional drilling device, then the construction efficiency and quality are affected, and the cost is increased are solved.

The invention provides a preparation method for efficiently synthesizing hectorite, aiming at the defects that the existing hectorite synthesis technology is high in cost, complex in condition, time-consuming, energy-consuming and the like, process improvement is carried out, and the method comprises the following core steps: adding a magnesium carbonate and magnesium oxide mixed magnesium source, a specific silicon source and a single lithium source into deionized water at room temperature, and carrying out high-speed shearing to obtain uniform slurry; then adjusting the pH value by adopting sulfuric acid, hydrochloric acid, sodium carbonate or introducing a plurality of regulators such as carbon dioxide, and shearing; and performing high-temperature crystallization in a closed container, and sequentially performing filter pressing, washing, drying, grinding and sieving to obtain a finished product. According to the preparation method for efficiently synthesizing hectorite provided by the invention, various cheap raw materials are selected to replace high-purity chemicals, multi-link optimization is realized, the cost is reduced, the efficiency is increased, time is shortened, energy is saved, and the product is excellent in quality, high in purity, few in impurities, excellent in microstructure, dispersed, transparent, high in rheological property and huge in application potential in the fields of cosmetics, well drilling, coatings and the like; the method has breakthrough significance and wide prospects in industrial production and product application.

The invention discloses a manganese dioxide grinding liquid, a preparation method and a grinding method. The preparation method comprises the following steps: stirring and dissolving a surfactant in deionized water to obtain a dispersion liquid; manganese dioxide powder and the dispersion liquid are mixed, and manganese dioxide slurry is obtained through high-energy ball milling process treatment; adding a wetting agent and a pH buffering agent into the manganese dioxide slurry; filtering to remove large particles to obtain manganese dioxide slurry with high monodispersity; mixing an oxidizing agent with the manganese dioxide slurry obtained in the previous step, and adjusting the pH value to obtain a manganese dioxide grinding liquid; the manganese dioxide grinding fluid comprises the following components in percentage by weight: 10-20% of manganese dioxide powder, 0.2-5% of an oxidizing agent, 2-5% of a dispersing agent, 0.2-8% of a wetting agent, 0.2-2% of a pH regulator and the balance of deionized water. When the grinding fluid is used for CMP, the processing loss of a SiC substrate is reduced, and the Si surface of the SiC substrate meets the processing requirements of low roughness and no scratch under the condition of high material removal rate.

The utility model discloses a boiler flue gas dry desulfurization device which comprises a desulfurization tank, a flue gas inlet pipe and a flue gas exhaust pipe are respectively arranged on two sides of the desulfurization tank, a manhole is arranged at the front end of the desulfurization tank, a material collecting box is arranged at the bottom end of the desulfurization tank, a medicament box is arranged on one side of the material collecting box, a discharge port is arranged at the bottom end of the medicament box, and a gas outlet is arranged at the bottom end of the medicament box. And a feeding pipe is mounted at the top end of the medicament box. By arranging the material collecting box, the medicament box, the feeding pipe, the feeding motor, the conveying pipe and the spiral packing auger, alkali powder is recycled, the spiral packing auger is driven to rotate by the operation of the feeding motor, the alkali powder in the medicament box is conveyed into the conveying pipe and is fed into the desulfurization tank from the top end, and under the action of gravity, the alkali powder in the medicament box is conveyed into the desulfurization tank. The alkali powder can fall into the material collecting box, and the alkali powder is guided into the chemical agent box by matching with the appearance of the material collecting box, so that the alkali powder is repeatedly used, and the loss and the use cost of the alkali powder are reduced.

The invention discloses an energy storage power station coordinated optimization scheduling method and system suitable for a virtual power plant, and the method comprises the steps: enabling the virtual power plant to serve as a whole to report the energy storage operation parameters of the virtual power plant, and receiving a scheduling instruction; the virtual power plant determines a target function and a constraint condition of lower-level optimization scheduling based on the scheduling instruction; the virtual electric field is solved based on the objective function and the constraint condition, the operation mode of the energy storage power stations in the virtual electric field is determined, the charge state of each energy storage power station is updated based on the operation mode, and coordinated optimization scheduling of the energy storage power stations is achieved. According to the method, optimal scheduling can be efficiently carried out on the energy storage power station, the loss cost of the energy storage power station can be reduced, and technical support can be provided for coordinated scheduling of the energy storage power station in the virtual power plant.

The invention discloses fire preventing and extinguishing adhesive gel for the top of a coal mine goaf, a preparation method and application, and relates to the technical field of mine fire preventing and extinguishing. The method comprises the following steps: firstly, preparing a sodium alginate solution, then preparing a nano-clay-polydopamine composite material, and mixing and stirring the nano-clay-polydopamine composite material and the sodium alginate solution to obtain a mixed solution I; adding a sodium hydroxide aqueous solution into acrylic acid for partial neutralization, and adding the mixed solution I into the neutralized solution to obtain a mixed solution II; adding an initiator and a cross-linking agent into the mixed solution II, and uniformly stirring to obtain a mixed solution III; and finally, stirring the mixed solution III at a certain temperature to form gel, thereby obtaining the product. The prepared fire preventing and extinguishing gel is especially suitable for the top of a coal mine goaf, and shows excellent leakage stoppage performance, inhibition performance, adhesion and water-retaining performance.

The invention discloses a high-performance cast cold roll evaluation method based on stress of a working layer and a bonding layer, and belongs to the technical field of metallurgical mechanical equipment design and life evaluation, and the method comprises the following steps: calculating the maximum contact pressure between a working roll and a supporting roll and the flattening width of a contact surface; further determining the maximum shear stress in the working roll and the depth position corresponding to the shear stress; according to radius changes of the working roller in different wear stages, the maximum contact pressure and the contact surface flattening width in different wear stages are calculated for multiple times, and then normal stress at the position of a bonding layer in each stage and shear stress derived from the normal stress are calculated; performing simulation verification on calculation data based on a stress field of finite element simulation; comparing the shear stress of the bonding layer obtained after calculation with the total stress level after the residual stress is considered, and the allowable shear stress of the same material; and the risk is judged. The service life of the roller can be prolonged, and the equipment loss cost of cold-rolled strip steel production is reduced.

A tool for mounting and dismounting a lower bushing of an epitaxial device, comprising: a main frame, a plurality of telescopic members and a plurality of linkage members; the main frame has a first support part and a second support part oppositely arranged along a first direction, and has a limiting space between the first support part and the second support part for limiting the lower bushing; the plurality of telescopic members are arranged at intervals around the second support part along the first direction, and each telescopic member can be telescoped along a different second direction, the first direction being perpendicular to the second direction; one end of each linkage member is connected with one telescopic member, and the other end is slidingly connected with the main frame; the first support part is provided with a connecting part for connecting with an external lifting device. The present application can avoid the lower bushing from shaking during the mounting process, ensure that the lower bushing in the limiting space always maintains a stable posture during the mounting process, reduce the risk of jam caused by horizontal deviation from the root, improve the mounting stability, and reduce the probability of the lower bushing being broken.

The utility model provides a connecting structure of parts for maintenance training. The connecting structure comprises a machine body structure, a screw sleeve, a screw rod, a nut and a position sensor. A first threaded hole is formed in the machine body structure; the screw sleeve is in threaded connection with the first threaded hole, and an axial threaded through hole extending in the axial direction of the screw sleeve is formed in the screw sleeve; the screw rod is in threaded connection with the axial threaded through hole; the nut is provided with a second threaded hole, and the part, penetrating through the first threaded hole, of the screw sleeve is in threaded connection with the second threaded hole; the position sensor is installed on the nut and used for detecting whether the screw rod is installed in place or not. The training cost is reduced.

The invention provides a gravity liquid supply system and method for an energy-saving energy storage battery liquid cooling unit, and the system comprises a liquid condensation module which is used for condensing a liquid refrigerant in an outer heat exchanger; the first control module is used for controlling the first one-way valve and enabling the liquid refrigerant in the outer heat exchanger to enter the medium heat exchanger through the first one-way valve under the action of gravitational potential energy of the outer heat exchanger and the medium heat exchanger; the gaseous condensation module is used for carrying out heat exchange evaporation on a liquid condensing agent and a cooling medium in the medium heat exchanger to generate a gaseous refrigerant; the second control module is used for controlling the second one-way valve and transmitting the gaseous refrigerant back into the outer heat exchanger through the second one-way valve under the action of the pressure difference between the medium heat exchanger and the outer heat exchanger, and the gaseous refrigerant exchanges heat with external low-temperature air and is condensed into a liquid refrigerant; by reasonably utilizing natural power such as gravitational potential energy and pressure difference, dependence on external power is reduced, and energy loss and operation cost can be reduced.

The utility model discloses a mesh belt type drying machine, relates to mesh belt type drying machine field, including protective casing and bearing frame, the bottom of protective casing left and right symmetry is equipped with anti-slip base, and the protective casing inside is equipped with the mesh belt type transmission mechanism, and the right side of protective casing is fixedly equipped with the dehumidification box. According to the mesh belt type drying machine, by arranging the flow dividing pipe, an air blower can convey outside air into the air guide groove during operation, and therefore the outer surface of the metal heat exchange plate can be in the room temperature state; when an air inlet pipe conveys hot steam in a protective shell into a dehumidification box, hot air can be subjected to automatic heat exchange treatment when making contact with the outer surface of a metal heat exchange plate, at the moment, water drops are automatically generated at the bottom of the metal heat exchange plate, and air conveyed into an air heating box through an air conveying pipe is hot air subjected to primary heating treatment; therefore, when the air heating box heats air, energy consumption can be reduced.

The invention discloses a distributed photovoltaic power generation power grid-connected system and method, and relates to the technical field of photovoltaic power generation grid connection, and the system comprises the following parts: a photovoltaic power generation module, a control module, an inversion module, a metering module, an energy storage module, a grid-connected module, and an intelligent control module. The photovoltaic power generation modules are formed by connecting a plurality of photovoltaic cell panel arrays in series through cables, signals are transmitted to the intelligent control module for calculation after numerical value collection, the photovoltaic power generation modules are converged and then led to the inversion module, the inversion module is processed and then led to the metering module, and the metering module is connected with the intelligent control module. The metering module is respectively communicated with the storage module and the grid-connected module; the potential of solar energy is fully excavated through the intelligent control module, the energy utilization efficiency is greatly improved, energy waste is avoided, the electric energy quality problem caused by power fluctuation is reduced, and more stable and reliable electric power supply is provided for residents and a power grid.

The application discloses a heat-resistant tool for fixing a thermocouple and a temperature measuring method of a shaft furnace. The heat-resistant tool comprises a fixing assembly and prefabricated cement blocks. The fixing assembly comprises a base, a supporting column and a locking structure. The locking structure is fixed above the base through the supporting column. Two prefabricated cement blocks capable of being buckled into a column are fixed in the locking structure. The temperature measuring method of the shaft furnace comprises the following steps: hoisting and feeding the temperature measuring tool and the fixing assembly into the shaft furnace after fixing; fixing the thermocouple by using the locking structure; measuring the temperature; pulling out the thermocouple under high temperature; hoisting out the fixing assembly and the broken prefabricated cement blocks of the heat-resistant tool together with the temperature measuring tool to complete the temperature measurement. The heat-resistant tool for fixing the thermocouple has the advantages of simple structure, convenient operation and reusable fixing assembly. After the temperature measurement is completed, the thermocouple can be directly pulled out under high temperature, and the thermocouple will not be damaged when being pulled out, thereby saving the cooling time and improving the work efficiency.

The utility model relates to the technical field of tobacco seedling hydroponics, in particular to a tobacco seedling hydroponics floating plate convenient for root system observation, which comprises a tobacco seedling hydroponics floating plate, a plurality of hydroponics grooves are arranged at the top of the tobacco seedling hydroponics floating plate, and the tobacco seedling hydroponics floating plate is characterized in that assembling grooves are arranged on two sides of the tobacco seedling hydroponics floating plate. An assembling sleeve is assembled in the assembling groove, a root system observation lens cone is rotationally connected to the interior of the assembling sleeve, and a reflecting plane mirror is fixedly connected to the bent position in the root system observation lens cone. The root system observation lens has the advantages that the assembly sleeve can be kept in a stable assembly state after being assembled by limiting the assembly groove and the friction coefficient between the assembly groove and the root system observation lens barrel, and the root system observation lens barrel can rotate relative to the assembly sleeve to adjust the orientation of the horizontal lens below the root system observation lens barrel. The orientation of the bottom of the root system observation lens cone can be adjusted, so that all-directional root system observation below the tobacco seedling hydroponic floating plate is achieved.

The application discloses a method for optimizing process parameters of metal type nuclear fuel preparation process, collecting and arranging metal type nuclear fuel preparation process parameters and performance parameters, post-preparation performance parameters and microstructure metallographic pictures; establishing a metal type nuclear fuel solidification phase field model according to a solidification thermodynamic path under different process parameters; solving the metal type nuclear fuel solidification phase field model by using a Fourier spectrum method to obtain a phase field variable numerical solution; post-processing and visualizing the phase field variable numerical solution to generate a microstructure distribution map of the metal type nuclear fuel after solidification, and comparing and verifying the phase field model with the metal type nuclear fuel microstructure metallographic picture; calculating the post-solidification performance parameters of the metal fuel based on the microstructure distribution of the metal type nuclear fuel after solidification; taking the preparation process parameters as input and the performance parameters as output, constructing a nonlinear mapping proxy model between the metal type nuclear fuel preparation process parameters and the performance parameters; and solving the optimal preparation process parameters by using the nonlinear mapping proxy model given the target performance parameters of the metal type nuclear fuel.

The invention belongs to the technical field of intelligent detection and machine vision, and provides a forming balance detection method for a wet paper web material of toilet paper, which specifically comprises the following steps: arranging a CCD (Charge Coupled Device) camera on a wet paper web conveying belt, performing real-time data acquisition through the CCD camera to obtain a paper web image, preprocessing the paper web image, and determining the forming balance of the wet paper web material of the toilet paper; and then counting the number of uniform failure points and a failure point estimation range from the paper web image, carrying out speed matching decision analysis through the number of the failure points and the failure point estimation range to form a decision calculation value, and finally judging the uniformity of the current wet paper web by utilizing the decision calculation value. According to the method, the risk of functional decline occurring in the process of uniformly distributing the pulp by using the forming mesh machine due to too high forming speed of the wet paper web in the production process is identified, and the wet paper web with abnormal paper flatness and surface smoothness quality caused by uneven stress is found in time; the distribution uniformity of the toilet paper material in the wet paper web process is accurately evaluated, and the loss of raw materials and the production cost are remarkably reduced.

This invention relates to the field of hydrogen production technology through water electrolysis, and provides a low-energy-consumption constant-temperature water supply system for ultrapure water electrolysis hydrogen production. The system includes a PEM electrolyzer, an ultrapure water supply unit, a circulating water supply loop, a local purification and bypass unit, a data acquisition module, a data analysis module, an energy consumption determination module, and an energy consumption control module. The data analysis module determines the heat load matching parameters based on current, voltage, circulating flow rate, and inlet and outlet water temperatures, and determines the water quality characterization state and flow characterization state. The energy consumption determination module first determines whether the temperature rise represents the actual heat load. Under non-actual heat load conditions, the energy consumption control module determines the cause of abnormal energy consumption based on water quality and flow state, and performs pump reduction and cooling, short-term flow correction, local purification, or current density reduction control to reduce the additional energy consumption of the constant-temperature water supply.

The utility model discloses a steel pipe inner wall cleaning device which comprises a machining table and a conveying assembly arranged on the machining table, a fixing pipe is fixed to the machining table, and a cleaning mechanism is arranged in the fixing pipe. The cleaning mechanism comprises an air cylinder fixed to the inner side wall of the fixing pipe, a sliding block is rotationally arranged at the piston end of the air cylinder, and the outer side wall of the sliding block is slidably connected with the inner side wall of the fixing pipe. Under the interaction of the machining table, the fixing pipe, the conveying assembly and the cleaning mechanism, the cleaning mechanism and the conveying assembly cooperate, multi-track movement of the cleaning pipe and the high-pressure gas spray head is achieved through the turning sliding opening, the high-pressure gas spray head can comprehensively spray out welding rib powder on the inner wall of a steel pipe, and efficient and uniform cleaning is guaranteed through coaxial design and stable conveying; the device can continuously clean the inner wall of the steel pipe without shutdown during operation, is simple in structure, can reduce equipment loss and labor cost, saves more time and labor, and improves the cleaning quality and the overall working efficiency.

The invention belongs to the technical field of titanium anode material preparation, and particularly relates to a device facilitating titanium wire anode acid pickling and brushing and a treatment process. Through the design of the winding screw rod array, the titanium wires are kept dispersed without contact in a winding state, the problems of incomplete acid pickling, material accumulation during brushing or incomplete brushing and the like caused by mutual contact of the titanium wires in a traditional process are thoroughly solved, the product quality of the titanium wire anode is effectively improved, and the service life of the titanium wire anode is effectively prolonged. The titanium wire adopts the layout design of longitudinal winding, the longitudinal space is fully utilized, the problem that the transverse space occupation is too large due to the slender and bending characteristics of the titanium wire is avoided, the transverse space of a production site is greatly saved, and the space utilization rate is improved. Furthermore, the surfaces of the base and the winding screw rod are coated with ruthenium-titanium oxide coatings, so that the corrosion effect in the pickling process can be resisted, the service life of the device is prolonged, the equipment replacement frequency is reduced, and the material loss and the production cost are reduced.

The invention discloses a retail cabinet replenishment analysis method and system based on a multi-dimensional decision matrix, and the method comprises the steps: collecting the place characteristics of a retail cabinet, the user characteristics of a service object, and local urban hot commodity data, and constructing a multi-dimensional decision matrix; completing commodity compliance screening and recommendation based on the multi-dimensional decision matrix, and determining a candidate commodity set of a retail cabinet adapted to the current scene and the user demand; the shelf display positions of the candidate commodities are adjusted through a dynamic distribution rule in combination with the sales performance and attribute characteristics of the candidate commodities; according to the historical sales frequency of the commodities, commodity categories are divided by adopting a dynamic classification algorithm, and differential replenishment cycles are formulated for different categories of commodities; and predicting a commodity replenishment demand by using the sales prediction model, and planning an optimal delivery path in combination with a path optimization algorithm. The problems that due to static display of a traditional retail cabinet, the space utilization rate is low, stock-out or overstock is caused by rigid replenishment cycle, logistics distribution resources are wasted, and compliance management response is lagged are solved.

An elongated shaft part protection and material receiving device, including a fixed bottom plate, a main support, a material receiving chute and a cylinder, the fixed bottom plate is installed with the main support, and the cylinder is fixedly installed on the main support, the material receiving chute is fixed on the side of the main support, the top of the main support is provided with a linear guide rail and a cylinder support plate, a pusher is arranged on the linear guide rail, and the push rod of the cylinder drives the pusher to slide along the linear guide rail, a Z-shaped slider is arranged on the pusher, the Z-shaped slider includes a first adjusting structure and a horizontally sliding second adjusting structure, and a dovetail slider is arranged on the second adjusting structure. The elongated shaft part protection and material receiving device relates to an elongated shaft part protection and material receiving device, which is provided with a pneumatic auxiliary device and adopts an adjustable slider combination, the angle and height of the received material can be adjusted, the device can be reasonably matched with different processing equipment, thereby improving the universality, reducing the risk of product collision, improving the yield of the product and reducing the loss cost.

The utility model discloses a kind of inclined feeding mechanism and three-layer annular sorting equipment using the mechanism, comprising: frame, the frame has feeding surface and lifting drive mechanism;Feeding platform, the feeding platform is slidably arranged on the frame, and is connected the lifting drive mechanism, conveying assembly is equipped on the feeding platform, the included angle between the conveying direction of the conveying assembly and the feeding surface is non-right angle.Compared with prior art, the utility model can effectively improve the sorting efficiency of sorting equipment.

The invention belongs to the technical field of metal round rod drawing, and particularly discloses a design method for continuous drawing of a metal round rod wire. According to the design method, during distribution calculation of the deformation amount of a single pass, the outer diameter of a feeding metal round rod, a theoretically optimized drawing hole taper angle, the maximum tension degree and the outer diameter of a finished rod are combined together for calculation, the maximum deformation amount is obtained, and meanwhile the process safety can be guaranteed; according to the design, calculation is conducted one by one in the direction from the finished product pass to the first pass, and finally the total drawing deformation is maximized. By means of the design method, the drawing production potential can be brought into full play, tool and mold losses are reduced, and the production cost is reduced.

This invention relates to the field of PCB manufacturing technology, specifically disclosing a PCB drilling method based on differentiated processing of the same hole diameter. The method includes the following steps: acquiring hole position information and integrating measured data from the board surface for condition prediction; assigning virtual tool diameter codes to different hole positions according to the evaluation results and coordinating manufacturability for high-risk hole positions; using codes to drive two-layer parameter decision-making, generating Pareto optimal parameters through multi-objective optimization; during processing, decoupling thermo-mechanical-vibration interaction errors in real time through a multi-source sensor fusion model and generating multi-dimensional compensation instructions; and finally, achieving self-learning directional fine-tuning and iterative closed-loop of processing parameters through the linkage analysis of online hole wall quality assessment and tool life prediction. This invention achieves comprehensive intelligent processing from inter-hole differentiated parameter matching to dynamic precision feedback control within the hole, significantly improving hole wall quality and processing efficiency while effectively reducing overall processing costs, and has good industrial promotion value.