344 results about "Green manufacturing" patented technology

The invention discloses an intelligent welding forming method and system for a green building steel heating radiator, and the method comprises the following steps: carrying out the surface defect recognition of a steel heating radiator base material based on an AI visual inspection system, recognizing a qualified base material, and automatically matching the type of a welding material from a material database according to the material and thickness parameters of the qualified base material. Welding parameters are intelligently matched through AI visual inspection and a neural network model, a laser and friction stir hybrid welding process is combined, traditional manual operation is replaced, the welding efficiency and precision are improved, and the problems of uneven welding seams and the like are solved; welding data are analyzed in real time through a multi-mode AI model, parameters are dynamically adjusted, intelligent defect recognition and repair welding are achieved in cooperation with 3D visual inspection, and the quality stability is improved through whole-process monitoring; smoke dust is treated through an environment-friendly process, acid pickling is replaced with mechanical rust removal, efficient recycling of materials is achieved through waste recycling, a green manufacturing system is constructed, and the sustainable development requirement of green buildings is met.

The invention relates to the technical field of high polymer material processing, in particular to an insulation board extrusion molding control method and system.The method comprises the steps that 1, multi-dimensional parameters are collected in real time, at least three detection sections are arranged on an outlet section of a die head of an extruding machine in the material flowing direction, and each section synchronously collects the following data; 2, evaluating the rheological state of the melt in real time; 3, dynamically reconstructing a temperature field, dividing the die cavity into an axial independent temperature control section and a circumferential heating unit, and dynamically adjusting the power of the heating unit according to a state judgment result in the step 2; 4, pressure-rotating speed cooperative compensation is carried out; and 5, closed-loop verification is carried out, the density uniformity of the formed plate is detected after the adjustment instruction is executed, and if the density range exceeds the limit, the step 2 is executed again. By accurately controlling the temperature and the concentration of the foaming agent, the feasibility of high-proportion mixing of the reclaimed material is optimized, the quality fluctuation caused by temperature and viscosity fluctuation is reduced, and green manufacturing, energy conservation and consumption reduction are promoted.

The invention relates to the technical field of carbon emission, in particular to a full-life-cycle carbon footprint tracking management platform for power equipment. The platform collects carbon emission parameters in the whole process from raw material input to scrap recovery in real time through a monitoring equipment network and a sensor array to generate an original monitoring data stream; performing multi-source fusion and deviation correction on the data stream to generate a standardized carbon footprint sequence; a carbon emission trend model is constructed based on sequence extraction correlation features, and a dynamic adjustment strategy is generated when an integration fracture risk or emission abnormity is detected; transmitting an abnormal signal through a mobile terminal interface, receiving an adjustment instruction, and generating a closed-loop control signal; storing the extended carbon footprint data to construct a full life cycle file; estimating emission fluctuation to generate a stability strengthening strategy; and a monitoring-analysis-control-prediction four-order optimization link is formed. According to the invention, accurate tracking and dynamic optimization of carbon emission are realized, data integrity and management timeliness are improved, and technical support is provided for green manufacturing of power equipment.

The invention belongs to the technical field of laser manufacturing and green manufacturing, and discloses an ultrahigh-power laser low-loss repair method for deep defects of a thick plate, which comprises the following steps: identifying the positions, types and three-dimensional shapes of the surface and deep defects (pores and cracks) of the thick plate through a phased array ultrasonic detection module (PAUT); on the basis, a laser space energy distribution repairing path for specific defects is automatically planned; carrying out an ultra-high power laser defect remelting process; finally, whether the surface and the deep part of the thick plate have defects or not is recognized again through the ultrasonic detection module, low-damage repair of the deep part defects of the thick plate is achieved, and the use efficiency and the service life of a repaired part are improved.

The invention relates to the technical field of green manufacturing, in particular to a manufactured cutting fluid recovery treatment method based on an oil-scrap separation system, which comprises the following steps: step 1, dynamic viscosity regulation and control pretreatment; 2, gradient centrifugal separation, wherein the pretreated mixed liquid is subjected to three-stage centrifugal separation; 3, interface adsorption fine treatment is conducted, specifically, the oil liquid obtained after centrifugal separation flows through a layered variable-porosity adsorption tower, and regeneration of an adsorption material is triggered according to the pressure drop change; and step 4, optimizing closed-loop parameters, and dynamically correcting the control parameter thresholds in the steps 1-3 by collecting and processing the associated data of the process parameters and the final oil metal residual quantity. According to the method, through precise matching and dynamic adjustment of multiple steps, the separation effect can be improved to the maximum extent in the green manufacturing and cutting fluid recycling process, waste emission and resource waste are reduced, and the purposes of energy conservation and emission reduction are achieved.

The invention provides an aluminum product rolling process real-time monitoring and optimizing system based on digital twinning, and relates to the technical field of power battery aluminum foil rolling. The monitoring and optimization system comprises a data acquisition module, a digital twin modeling module, a real-time monitoring module, a dynamic optimization module, a feedback control module, a green manufacturing optimization module and a cross-alloy adaptive module. According to the aluminum product rolling process real-time monitoring and optimizing system based on digital twinning, the data acquisition module, the digital twinning modeling module, the real-time monitoring module, the dynamic optimizing module, the feedback control module, the green manufacturing optimizing module and cross-alloy self-adaption work cooperatively; the defects in the aspects of data acquisition and integration, process parameter optimization and anomaly detection, energy consumption optimization and green manufacturing in the prior art are overcome.

The invention relates to the technical field of biological catalysis, and discloses an M88V mutant enzyme for preparing rebaudioside I. The M88V mutant enzyme is obtained by the following mutations generated by UGT76G1: M88V: methionine of the 88th amino acid sequence of UGT76G1 is mutated into valine. Aiming at the technical bottlenecks of low RI yield and poor selectivity in the existing RA biotransformation process, an efficient solution is provided for the UGT76G1 mutant developed by the invention. The mutant can specifically catalyze conversion from RA to RI, and the conversion rate of a target product is remarkably increased to 65% or above from general less than 7%. The excellent catalytic performance of the catalyst is verified in milliliter-level to upgraded reaction systems, the key problems of conversion efficiency and process amplification are solved, and a foundation is laid for large-scale green manufacturing of a high-added-value product RI.

The invention provides a high-performance S < iC > composite material and a preparation method thereof, and the high-performance S < iC > composite material is prepared from the following components in parts by mass: 20-35 parts of industrial grade alpha-SiC powder, 10-14 parts of petroleum coke powder, 4-9 parts of short carbon fiber, 2-6 parts of T < iC > powder, 1-4 parts of sintering aid, 2-7 parts of PMMA microspheres, 4-11 parts of NaCl particles and 1-3 parts of polyvinyl alcohol. In the preparation process of the SiC composite material, full-chain innovation of one-step sintering and low-temperature precise post-treatment is adopted, perfect combination of low cost, high performance, high stability and green manufacturing is achieved, and the long-term bottlenecks of a traditional S-C composite material in the aspects of cost, performance, processing defects and the like are solved.

The invention discloses a preparation method of a crocodile hydrolyzed protein zinc skin care product, and relates to the technical field of skin care. The method comprises the following steps: step a, pretreating raw materials: taking fresh crocodile meat and bones, cleaning, mechanically crushing until the particle size is less than 5mm, and adding water according to the ratio of 1: (3-5) to prepare homogenate; step b, performing three-step enzymolysis, namely performing enzymolysis by adopting alkaline protease, flavourzyme and zinc chelating enzyme in sequence; according to the constructed technology of three-step enzymolysis and three-stage membrane separation, accurate preparation of crocodile protein zinc is achieved, and the zinc chelating rate is increased to 90% or above through the gradient effect of alkaline protease, flavourzyme and zinc chelating enzyme and directional release of zinc binding sites and is remarkably higher than that of a traditional single-enzyme hydrolysis technology; meanwhile, a combined purification technology of a ceramic membrane, an ultrafiltration membrane and a nanofiltration membrane is adopted to replace chemical precipitation and organic solvent extraction, so that the completeness of active ingredients is reserved, the risk of environmental pollution is reduced, and the method conforms to the green manufacturing trend of food industry.

The invention discloses a fused electrostatic spinning polymer / molecular sieve blended composite fiber as well as a preparation method and application thereof. The melt electrostatic spinning polymer / molecular sieve blended composite fiber is prepared from the following raw materials in parts by weight: 25-90 parts of a thermoplastic polymer matrix, 5-75 parts of a molecular sieve, 1-10 parts of a compatibilizer and 0-5 parts of a conductive additive. According to the polymer / molecular sieve blended composite fiber material and the preparation technology, no solvent participates in the whole process, and the green manufacturing requirement is met. Moreover, in the fiber material, the molecular sieves can be uniformly distributed on the superfine polymer fibers, scanning electron microscope pictures show that the molecular sieves are uniformly embedded into the material, no aggregate larger than 10 microns exists, and the fiber material has a hierarchical pore structure, a high specific surface area and excellent mechanical properties. Therefore, the fiber material can be applied to the fields of air filtration, catalytic reaction, drying purification, adsorption separation and the like.

The invention belongs to the technical field of ball valve machining process routes, and particularly relates to a multi-target flexible process planning system and method for a ball valve assembly, and the system comprises a data collection module, a constraint condition construction module, a target weight determination module, a target function design module, an optimization solution module, and an optimization result analysis and display module. And setting an optimal processing sequence of each process, distributing processing equipment, comparing and analyzing optimization results of different objective functions and system performance index change conditions before and after process route optimization, and visually displaying the optimization results. The method comprises the steps of S1, performing feature representation of the ball valve assembly, S2, determining constraint conditions in the machining process, S3, determining objective functions, S4, determining weight coefficients of different objective functions based on a fuzzy analytic hierarchy process, and S5, determining a process planning decision of the ball valve assembly under multiple constraints. According to the method, rapid optimization of a complex process route is realized, and the development trend of green manufacturing is met.

The invention relates to an energy-level-controllable small laser irradiation grafting and crosslinking system and an application method thereof, and belongs to the technical field of material processing and modification. The system is composed of an adjustable laser source, a focusing optical system, a laser energy regulation and control module, a machining platform, a chemical reaction auxiliary module, a real-time monitoring and feedback system and an intelligent control system, laser wavelength, power and pulse width can be accurately controlled, and micron-level machining precision is achieved. Compared with a traditional chemical grafting method, a thermal induction crosslinking method and a plasma treatment method, the method has the remarkable advantages of non-contact processing, low energy consumption, high precision, environmental friendliness and the like. The system supports efficient grafting and crosslinking of various materials (such as polymers, metals and ceramics), the processing efficiency and the material performance are remarkably improved, and an innovative solution is provided for material functionalization and green manufacturing.

The invention relates to the technical field of casting, in particular to vehicle gearbox casting equipment which comprises a support, a supporting plate used for placing a sand casting mold is fixedly connected to the support, a fixing mechanism used for fixing the sand casting mold is arranged above the supporting plate, and a driving mechanism is connected with a material guiding mechanism arranged on one side of the supporting plate. Through a rigid limiting structure of the square fixing frame and the supporting plate, impact of molten metal is resisted, displacement and collapse of a sand mold are avoided, inert gas is synchronously injected to stabilize the sand mold, the defects of sand holes and cold shut are reduced, the casting precision of key parts such as a gearbox bearing hole and an oil duct is improved, the inclusion and porosity are reduced, and the air tightness qualification rate of a shell is improved; the driving mechanism controls lifting, material pushing and vibration demolding in a linkage mode, the production period is shortened, the productivity is improved, the labor cost is reduced, meanwhile, molding sand can be recycled, emission is reduced, green manufacturing is met, and an efficient, high-quality and environment-friendly solution is provided for precise casting of the gearbox shell.

The present invention relates to an optimization method for integrated joint scheduling of production and logistics in a flexible job shop (FJSP) having a plurality of different types of automated guided vehicles (AGVs). The invention belongs to the field of assembly workshop production scheduling. Comprising the following steps: 1) according to a special assembly workshop machine and AGV combined scheduling process, Tent chaotic mapping is adopted to initialize a scheduling scheme and encode the scheduling scheme; 2) performing iterative optimization adjustment on the scheduling scheme through an improved multi-target artificial bee colony algorithm; and 3) carrying out production scheduling by using the optimized scheduling scheme. According to the method, the maximum completion time and the total energy consumption are optimized at the same time, the production efficiency is concerned, the requirements of green manufacturing and sustainable development are also considered, and enterprises are helped to achieve cost reduction and efficiency improvement, especially in the production process sensitive to energy consumption.

The invention provides a genetically engineered bacterium for producing astaxanthin, and the genetically engineered bacterium takes Yarrowia lipolytica Po1f as an original strain and contains a GGS gene, an HMGR gene, a beta-carotene synthesis gene, a beta-carotene ketolase gene and a beta-carotene hydroxylase gene. The invention further provides the Yarrowia lipolytica MC247, and the preservation number of the Yarrowia lipolytica MC247 is CGMCC NO.29699. According to the Yarrowia lipolytica MC247, the high-yield astaxanthin is obtained, a new technical scheme is provided for efficient and green manufacturing of the astaxanthin, and industrial production of the astaxanthin is facilitated.

The invention belongs to the technical field of inorganic chemical material preparation, and discloses a high-selectivity crystallization and impurity migration inhibition method of high-purity magnesium hydroxide. The method comprises the following steps: a phenylphosphonic acid surface modifier is introduced in the initial stage of crystallization, molecules of the phenylphosphonic acid surface modifier selectively occupy high-activity Mg < 2 + > sites of a magnesium hydroxide crystal face through bidentate coordination, and a molecular-level interface barrier with steric hindrance and electrostatic repulsion effects is formed, so that a Ca < 2 + > migration path is specifically blocked, and Mg < 2 + > crystallization is not influenced. The preparation method of the high-purity magnesium hydroxide is high in selectivity, high in efficiency, low in cost and environmentally friendly, the interface adsorption behavior of calcium ions is accurately intervened in the initial stage of crystallization through a molecular level surface engineering means, the technical bottleneck that impurity migration and lattice doping are difficult to control in a traditional process is fundamentally solved, and the preparation method is suitable for industrial production. And a brand new technical path is provided for green manufacturing of high-performance inorganic functional materials.

The invention discloses a silicon-free low-hardness high-thermal-conductivity gasket and a preparation method thereof. The silicon-free low-hardness high-thermal-conductivity gasket is prepared from the following raw material components: epoxy resin, a polyether amine curing agent, polyether polyol, a reactive diluent, a curing accelerator, a thermal-conductivity filler and a flame retardant, and the epoxy resin is prepared from liquid epoxy resin and flexible epoxy resin. According to the invention, a moderate cross-linked network system is constructed by introducing flexible epoxy resin and liquid epoxy resin, and a chemically bonded soft-hard alternating microphase separation structure is formed by embedding a long-chain aliphatic flexible segment into an epoxy rigid skeleton based on a molecular flexible regulation and control and multi-scale heat-conducting network synergistic construction principle; and by combining the physical stacking effect of the multi-particle-size compound heat-conducting filler, the balance between the flexibility and the heat-conducting property of the material is realized. The prepared heat-conducting gasket has the characteristics of low hardness and high heat conductivity, the risk of silicone oil precipitation is eliminated, meanwhile, the bio-based characteristics of the heat-conducting gasket meet the green manufacturing requirement, and a novel silicification-free solution is provided for long-acting and stable heat dissipation of microelectronic devices.

The invention provides a welding and ultrasonic flaw detection synchronous operation device and method, and relates to the technical field of welding. The welding and ultrasonic flaw detection synchronous operation device comprises an electromagnetic eddy current generation module, a sound field regulation and control module, a magnetic-sound composite suspension unit, a distributed edge decision network and a defect in-situ repair module, and the electromagnetic eddy current generation module is composed of an annular array superconducting coil, a high-frequency power source with the output frequency of 1 kHz to 1 MHz and a programmable phase controller. And the phase controller can adjust the current phase difference between the adjacent coils to be 15-90 degrees. According to the technology, welding and nondestructive testing can be synchronized, the integration degree is high, the efficiency is greatly improved, real-time monitoring and in-situ accurate repairing of defects can be achieved, traditional reworking defects are avoided, technological parameters are adjusted in a self-adaptive mode through intelligent cooperative control, the state of a molten pool is optimized, non-contact machining is adopted, energy consumption and material waste are reduced, no toxic waste is discharged, and the method is suitable for industrial production. And the green manufacturing concept is met.

The invention relates to a low-carbon flexible job shop scheduling method based on deep reinforcement learning. The method comprises the following steps: S1, defining an LC-FJSP problem and constructing a disjunction graph model; s2, constructing a problem expression model based on a Markov decision process; s3, introducing a low-carbon map attention network, and integrating multiple attention modules; s4, improving the generalization ability of the model by adopting a graph pooling technology; s5, optimizing a solving process in combination with a Bayesian optimization method; s6, deep reinforcement learning training and verification tuning are carried out; and S7, performing job shop scheduling by using the trained model. According to the method, deep reinforcement learning and Bayesian optimization are combined, an efficient workshop scheduling decision in a low-carbon manufacturing scene is achieved, the constructed scheduling model has high environmental adaptability and energy consumption sensitivity, the low-carbon production scheduling requirement of a complex industrial scene can be effectively met, and intelligent decision support is provided for green manufacturing.

The invention discloses a method for cooperatively regulating and controlling the microstructure and fatigue resistance of a GH4169 alloy based on LPBF, and belongs to the field of metal additive manufacturing. Through multi-dimensional collaborative innovation such as LaZrO core-shell nano-composite strengthening phase design, dynamic energy input and intelligent regulation and control, grain boundary engineering and precipitated phase collaborative optimization and graded green post-treatment, the problems that when a GH4169 alloy part is prepared through a traditional LPBF technology, grains are coarse and large, the number of internal defects is large, and the fatigue performance is insufficient are solved. The breakthrough achievements that isometric crystals are ultra-refined (3-10 microns), the defect rate is reduced by more than 50% and the room-temperature high-cycle fatigue limit is improved by 38% are achieved, meanwhile, the green manufacturing requirement is met, and a high-performance and high-reliability complex part manufacturing solution is provided for the fields of aerospace and the like.

The invention provides a factory full-life-cycle management and control method, device and equipment and a storage medium, and belongs to the technical field of digitization. The method comprises the steps of performing dynamic mapping on a target factory through a pre-constructed three-dimensional twin model dynamically associated with an entity of the target factory, and obtaining factory dynamic mapping data in real time; on the basis of the obtained mapping data and a preset optimization model, the whole life cycle of the target factory is optimized, and an optimization strategy is obtained; according to the obtained optimization strategy, the whole life cycle of the target factory is managed and controlled, the real-time performance, the collaboration and the sustainability of the whole life cycle management and control of the factory are finally achieved, and it is ensured that the green manufacturing standard is met.

The invention provides an induced electric field-based polar plate electroplating and etching method, which comprises the following steps of: respectively placing two substrates on two sides of an electroplating tank, and respectively connecting the two substrates with a positive electrode and a negative electrode of a power supply; placing a plating piece serving as a bipolar plate in the electroplating tank, and dividing the electroplating tank into a plurality of independent areas; electroplating liquid is injected into the independent areas respectively, and a power supply is turned on, so that the two sides of the bipolar plate generate different potential fields in an induction mode respectively; after the preset electroplating time, the bipolar plate is taken down to obtain a final plated part, the technical bottleneck that a traditional electroplating process can only be used for single-face machining and single plating layer is overcome, the bipolar plate is used for separating an electrolytic bath and applying a directional electric field, electroplating or etching of differentiated materials is synchronously achieved on the two sides of the plated part, the production efficiency is remarkably improved, the equipment cost is reduced, and meanwhile, the production cost is reduced. A water-based metal salt solution is adopted to replace a traditional cyanide system, environmental pollution is reduced, and the green manufacturing requirement is met.

The invention relates to the technical field of friction welding devices, and discloses a magnetic drive type friction welding device. The magnetic drive type friction welding device comprises a supporting frame, a clamping device, a pressurization control device, a reciprocating motion driving control device, a magnet fixing device and a temperature collecting system. An electromagnetic driving mode is adopted, a reciprocating motion driving control device generates electromagnetic force to drive a material to do high-frequency reciprocating motion, heat generated by friction enables the surface of the material to reach enough temperature so as to achieve plastic deformation of the material, and in the period, a pressurization control device continuously generates downward pressing electromagnetic force; and the material with the contact surface generating plastic deformation is compressed, so that friction welding is realized. A traditional friction welding device depends on mechanical parts to conduct friction welding, so that energy consumption is high, energy conversion efficiency is low and maintenance cost is high, and due to the fact that a non-contact electromagnetic driving mode is adopted in the device, the energy conversion efficiency is improved, the maintenance cost is reduced, and the requirement for green manufacturing is met.

The invention belongs to the technical field of composite materials, and particularly relates to a modified resin powder filling master batch and a preparation method and application thereof.The filling master batch takes recycled waste circuit board epoxy resin as a matrix, modified resin powder is obtained after coupling agent modification treatment, and efficient recycling of waste resources is achieved. Through synergistic toughening modification of linear low-density polyethylene and maleic anhydride grafted polyethylene, the mechanical properties of the material are significantly improved. Meanwhile, activated aluminum oxide and nano silicon dioxide are adopted, so that the heat resistance and the size stability of the material are improved. In addition, by optimizing the anti-aging agent and the lubricant, the processability and durability of the material are further improved. The filling master batch has the excellent characteristics of light specific gravity, high strength, good heat resistance, strong corrosion resistance and the like, has the advantages of environmental protection and cost, not only solves the problem of recovery of waste resin, but also remarkably reduces the production cost, conforms to the development concept of green manufacturing, and can be widely applied to the fields of electronic packaging, automobile parts and the like.

The present invention relates to the technical field of intelligent manufacturing equipment scheduling algorithms, and discloses a multi-load AMR scheduling method based on a heuristic algorithm, which aims to solve the problem of low efficiency in scheduling material handling tasks in intelligent manufacturing scenarios. This method first converts the unit platform and path into a weighted directed graph, with the weight being the AMR running time; secondly, the K-means algorithm is used to cluster the platforms to reduce the amount of calculation, and the cluster center is used as a candidate for the task starting point; then, a local optimal scheduling solution is generated based on a greedy algorithm, giving priority to the task with the shortest time consumption while satisfying the capacity constraint; finally, the total time consumption of different cluster center solutions is compared, and the global optimal solution is selected for output. This method can significantly shorten the task completion time, reduce path duplication and resource waste, improve the handling efficiency and loading rate of AMRs, and reduce energy consumption. It conforms to the development trend of green manufacturing, realizes efficient and reasonable scheduling, and is suitable for production and manufacturing scenarios with multi-machine linkage.

The invention belongs to the technical field of ferrous metallurgy and material modification, and particularly relates to a preparation method of green short-process hot work die steel, which comprises the following steps: obtaining scrap steel, adding alloy, and smelting to obtain molten steel; the molten steel is refined through fluoride-free rare earth refining slag, and refined molten steel is obtained; adding a nanoparticle modifier into the refined molten steel to obtain modified molten steel; and the modified molten steel is subjected to continuous casting or die casting, and the hot work die steel is obtained. According to the method, the fluorine-free rare earth slag refining and nano particle modification combined technology is adopted, fluorine-containing refining slag and traditional electroslag remelting are effectively replaced, power consumption and carbon emission in the smelting process are reduced, the technical development requirements of current green manufacturing and dual-carbon targets are met, and green short-process manufacturing of the hot work die steel is achieved; and the prepared hot work die steel has higher cleanliness, a more uniform organization structure and more excellent thermal fatigue performance.

The invention relates to the technical field of intelligent manufacturing equipment scheduling algorithms, discloses a multi-load AMR scheduling method based on a heuristic algorithm, and aims to solve the problem of low material handling task scheduling efficiency in an intelligent manufacturing scene. The method comprises the following steps: firstly, converting a unit platform and a path into a weighted directed graph, wherein the weight is AMR operation time; secondly, clustering platforms by using a K-means algorithm so as to reduce the calculation amount, and taking a clustering center as a task starting point candidate; then generating a local optimal scheduling scheme based on a greedy algorithm, preferentially selecting a task with shortest time consumption, and simultaneously satisfying capacity constraint; and finally, comparing the total time consumption of different clustering center schemes, and selecting a global optimal solution to output. According to the method, the task completion time can be remarkably shortened, path repetition and resource waste can be reduced, the AMR carrying efficiency and loading rate can be improved, meanwhile, energy consumption is reduced, the development trend of green manufacturing is met, efficient and reasonable scheduling is achieved, and the method is suitable for the multi-machine linkage production and manufacturing scene.

The invention relates to the technical field of light-weight wire harness and multi-material conformal additive manufacturing, and provides a light-weight conformal wire harness additive manufacturing method and a working device.A base body obtained after surface treatment is installed and fixed to a printing device, printing and laying procedures are imported, and the printing device is initialized; conformally printing a first insulating layer on the surface of the substrate; a first conducting layer is laid on the first insulating layer in a conformal wiring mode through a wiring unit; conformally printing a second insulating layer over the first conductive layer; conformally printing a first shielding layer on the second insulating layer; if the wire harness is a multi-layer conformal wire harness, repeating the process to complete conformal manufacturing of all other insulating layers, conductive layers and shielding layers; if the wiring harness is a single-layer conformal wiring harness, a packaging layer is directly printed in a conformal manner; and post-processing the multi-material conformal wire harness to complete the preparation of the conformal wire harness. The method has the advantages of being high in production automation degree, high in production efficiency, high in material utilization rate, good in production flexibility, environmentally friendly in manufacturing and the like.

The invention belongs to the technical field of carbon fiber surface treatment, and particularly relates to a cross-linked polymer modified carbon fiber, a preparation method and a composite material. Aiming at the problem of insufficient interface bonding force between the existing polyarylsulfone / ketone thermoplastic sizing agent and the carbon fiber, the core of the invention is to apply a polyarylsulfone / ketone derivative of which a main chain or a side chain is provided with an electrochemically crosslinkable active group to the technical field of carbon fiber surface treatment. And constructing a covalent bond combined three-dimensional network structure coating on the surface of the carbon fiber in situ. According to the method, firm anchoring of the coating and the carbon fibers is achieved, and the interface load transmission efficiency and the interlayer shear strength of the carbon fiber / polyether-ether-ketone composite material can be remarkably improved. The method is mild in process condition, easy in parameter control and convenient in post-treatment, meets green manufacturing requirements, and has remarkable large-scale production advantages.

The invention relates to the technical field of plastic forming, and discloses a plastic leftover material forming process of a layered compaction structure, which comprises the following steps: S1, raw material pretreatment: selecting a new plastic material meeting performance requirements, drying, mixing with pretreated recycled material particles in proportion, uniformly stirring, and feeding into a raw material storage tank for later use; s2, melting and injection molding: feeding the mixed raw materials into an injection molding machine, heating in different areas through a charging barrel, and stirring and melting into a melt through a screw rod; the die set is arranged, through an immediate leftover material separation and recovery system, the cut leftover materials can be rapidly recycled, soil and water pollution caused by leftover material accumulation is avoided, meanwhile, waste of plastic raw materials is reduced, and the development concepts of green manufacturing and circular economy are met. Due to the sealing protection design of the die set, pollution caused by melt leakage is avoided, and diffusion of dust and harmful gas is reduced through the sealing structure of the movable groove.