295 results about "Advanced manufacturing" patented technology

The invention belongs to the technical field of advanced manufacturing and intelligent design, and provides a topological optimization method and system for a liquid cooling plate of a lithium ion battery pack, and the method comprises the steps: building a parameterized simulation model of a battery pack liquid cooling system, constructing a multi-dimensional design variable space of the liquid cooling plate, and formally defining a multi-objective optimization problem; on the basis of the initial training data set, independently constructing a probabilistic agent model capable of predicting a target value and quantifying uncertainty for each optimization target function; performing quantum behavior enhanced multi-universe optimizer iterative optimization on the constructed agent model, selecting new sample points from a multi-dimensional design variable space of the liquid cooling plate according to a set criterion after a set number of iterations is completed, performing high-fidelity CFD simulation to obtain real data, supplementing the real data to a data set, and updating or reconstructing the agent model; and judging whether an iterative optimization condition is met or not, and if so, screening and outputting a final Pareto optimal solution set from all samples subjected to high-fidelity simulation verification. And efficient multi-objective optimal design of the liquid cooling plate is realized.

The invention provides laser additive manufacturing of a FeCoNi-based soft magnetic high-entropy alloy multilayer alternate composite structure, and relates to the technical field of advanced manufacturing of soft magnetic high-entropy alloys. The laser additive manufacturing of the FeCoNi-based soft magnetic high-entropy alloy multi-layer alternate composite structure comprises the steps of respective preparation of three kinds of pre-alloyed powder, respective ball-milling preparation of two kinds of mixed powder, pretreatment of a base plate, argon protection in a forming bin and laser additive manufacturing. The FeCoNi-based soft magnetic high-entropy alloy multi-layer alternate composite structure is obtained through respective preparation of three kinds of pre-alloy powder, respective ball milling preparation of two kinds of mixed powder, pretreatment of a base plate, argon protection in a forming bin and laser additive manufacturing. The preparation method is simple and easy to operate, green and environment-friendly, low in cost, short in process, high in efficiency and beneficial to industrial large-scale production and popularization.

The invention provides a wafer positioning device and wafer grinding equipment thereof, and belongs to the technical field of wafer processing equipment.The wafer positioning device comprises a clamping positioning system, a vacuum rotary carrying table system, a control module and an image recognition system, and the clamping positioning system, the vacuum rotary carrying table system, the image recognition system and the control module cooperate to achieve the purpose of positioning the wafer. The problem that in the prior art, the flat edge and the notch angle of a wafer cannot be recognized is accurately solved, centering is achieved only through synchronous radial movement of a plurality of clamping jaws without an additional moving shaft, and after an image recognition system confirms that the wafer is coaxial with a fixed shaft, a control module directly controls a vacuum rotating carrying table system to adsorb the wafer and rotate, and the wafer is accurately positioned. The space requirement of a clean room is met, the precision is prevented from being influenced by displacement difference, the offset recalculation link is omitted, the efficiency is improved, and the high-precision grinding requirement of the advanced manufacturing process is met.

The invention is applicable to the field of advanced manufacturing of powder materials, and provides flash sintering equipment for high current and high pressure, which comprises a power supply module, a pressure generation module, a support frame, a high vacuum module, a jacking module, a sintering unit and a conveying module. The sintering unit is provided with a sintering platform, a floating die module and a floating lower punch module and is guided through an upper guide column and a lower guide column. The jacking module jacks the lower electrode through a lead screw to push the floating lower punch module and the floating die module to move upwards along a guide column to be separated from the platform, and floating butt joint is achieved; the pressure generation module drives the upper punch to press downwards through the upper electrode and applies pressure to the sample, and the power supply module applies sintering current at the same time. Through the design of the floating module in non-rigid connection, the pressing force is prevented from being transmitted to the sintering platform, the equipment is prevented from overturning, and the stability of the sintering process is improved; and the whole station switching of the sintering unit is realized in combination with the conveying module, so that the continuous automatic production capacity of the equipment is improved.

The invention relates to the technical field of advanced manufacturing and artificial intelligence, and discloses a reinforcement learning-based superfine tungsten filament drawing process intelligent optimization method, which comprises the following steps of: constructing a digital twinborn model in a tungsten filament drawing process; based on the model, a hierarchical reinforcement learning framework is adopted for strategy training, and the framework comprises a high-level strategy network responsible for inter-pass macro target planning and a low-level strategy network responsible for real-time fine regulation and control in the pass to achieve the macro target. Before the low-layer strategy network outputs the control action, the disconnection risk of the action is predicted, and the high-risk action is corrected or denied, so that safe exploration and optimization are realized. Through combination of digital twinning, hierarchical decision and safety constraint, intelligent control over the whole flow of the superfine tungsten wire drawing process is achieved, and the yield, production efficiency and quality consistency of superfine tungsten wires of 30 microns and below can be remarkably improved.

The application belongs to the field of laser advanced manufacturing technology, and particularly relates to a method for connecting flat holes by pulse laser impact, a device thereof and application. The method for connecting flat holes by pulse laser impact comprises the following steps: placing bottom die, lower layer plate with sandglass-shaped through hole, upper layer plate, absorbing layer and constraint layer in sequence from bottom to top; clamping and fixing each layer by using a workpiece clamping system; placing the sandglass-shaped through hole region at the center of the pulse laser spot; under the pressure of the pulse laser impact wave, the upper layer plate is plastically deformed at high strain rate and impacts the upper inclined surface of the sandglass-shaped through hole of the lower layer plate, so that high-speed shear deformation occurs, thereby generating a metallurgical welding effect; with the continuous deformation of the upper layer plate, when the upper layer plate flows into the cavity of the sandglass-shaped through hole, an interlocking structure with small upper part and large bottom part is formed between the upper layer plate and the lower inclined surface of the sandglass-shaped through hole of the lower layer plate, thereby generating a mechanical riveting effect; the method provided by the application is used for welding and riveting of thicker or larger-thickness-difference plates.

The invention discloses a large and small model collaborative robot autonomous assembly method and system, and belongs to the field of advanced manufacturing technology intellectualization. The problems that traditional robot assembly depends on manual programming, adaptability is poor, and an algorithm cannot be optimized autonomously are solved. The method comprises the following steps: receiving an assembly project request submitted by a user in a natural language; the request is decoupled into a structured action primitive through an arrangement agent, and tasks are allocated; an algorithm design agent retrieves and adapts an algorithm from an open source library based on the action primitive, and completes training in a sandbox environment; the verification agent is responsible for automatic data acquisition and labeling, and carrying out overall performance test and iterative optimization on an integrated algorithm in a simulation environment; and finally generating an executable field control script. According to the method, the problems of algorithm autonomous design, simulation verification and closed-loop optimization when the robot faces a complex assembly task are solved, the development threshold and the deployment risk are reduced, and the intelligent level and the flexible adaptive capacity of an assembly system are remarkably improved.

The invention relates to the technical field of fabric spinning, in particular to a double-layer spinning structure of composite fiber and a spinning technology.The double-layer spinning structure comprises a composite fiber body, the composite fiber body comprises a deformation memory outer layer and a spinning inner layer, the deformation memory outer layer is made of thermally-induced deformation polyurethane memory materials, and the spinning inner layer is made of thermally-induced deformation polyurethane memory materials. The spinning inner layer is a cotton and polyester blended core; the glass transition temperature Tg of the thermally induced deformation polyurethane memory material is 35 + / -2 DEG C; the cotton accounts for 50-70% of the spinning inner layer, and the polyester accounts for 30-50% of the spinning inner layer; the deformation memory outer layer and the spinning inner layer are integrally formed through coaxial electrostatic spinning. Through reasonable design and an advanced manufacturing process, the fabric has various excellent performances such as temperature response, comfort and durability, and has a wide application prospect in the fields of spinning, clothing and the like.

The present invention belongs to the field of advanced manufacturing technology, and discloses a device and method for printing an electric fluid with a complex curved multi-layer interconnected structure. The device includes a bed module that meets the motion requirements of the printing process; a printing module for printing processing, distance compensation, laser curing, and monitoring; and a parameter control module for graphic overlay, path planning, equipment driving, and process parameter regulation. The control method includes first preparing a conformal functional structure on the surface of a complex curved workpiece as a bottom functional structure layer; the material printed on the bottom functional structure is cured and sintered in situ by laser to achieve the preparation of a spatial interconnected structure; printing a functional layer between the spatial interconnected structures; printing a top functional structure; and repeating the above until the preparation of a multi-layer functional circuit structure is completed. The device of the present invention solves the problem of multi-material, high-efficiency, damage-free, high-precision, and integrated preparation of a conformal multi-layer interconnected structure with complex curved surfaces.

The invention relates to the technical field of advanced manufacturing of metal materials. A metallographic analysis method for detecting fine Laves phases in homogenized GH4169 alloy can clearly display the average particle size, the area proportion and the spatial distribution characteristics of the fine and dispersively distributed Laves phases by performing homogenizing heat treatment on as-cast GH4169 alloy and combining an optimized sample preparation process and an electrolytic corrosion technology. Compared with a traditional chemical erosion method, the method provided by the invention has higher detection precision, analysis efficiency, imaging quality and statistical reliability, and can realize accurate identification and quantitative analysis of trace Laves phases. The method is simple and convenient to operate, is suitable for evaluating the homogenization treatment effect and predicting the subsequent processing performance of the material, and provides a reliable basis for quality control and process optimization of the high-temperature alloy.

The invention relates to the technical field of hot isostatic pressing equipment, and provides rapid heating ultra-large type hot isostatic pressing equipment for powder metallurgy. The hot isostatic pressing equipment comprises a cylindrical high-pressure container, and a hollow interlayer is formed between the inner wall and the outer wall of the high-pressure container; the loading frame is arranged in the high-pressure container and is used for bearing powder metallurgy furnace charge; the composite heating coil is arranged in the hollow interlayer and comprises an outer-layer high-frequency coil which is spirally wound along the axial direction of the high-pressure container; and the middle-layer intermediate-frequency coils are crosswise arranged along the axial direction and the circumferential direction of the high-pressure container. Powder metallurgy is an advanced manufacturing technology for manufacturing parts through preparation, forming and sintering of metal powder, hot isostatic pressing equipment is a machine used for pressurizing and heating in the process, and the heating efficiency of powder metallurgy is improved through the accelerated heating ultra-large type hot isostatic pressing equipment.

The semiconductor temperature control equipment comprises a liquid nitrogen supply unit, a heat exchange unit and an energy recovery unit, the liquid nitrogen supply unit is communicated with the heat exchange unit through a liquid nitrogen pipeline, the heat exchange unit is communicated with the energy recovery unit through a heat transfer fluid pipeline, and the liquid nitrogen supply unit comprises a liquid nitrogen storage tank with a liquid nitrogen outlet; the heat exchange unit comprises a copious cooling heat exchanger and a load heat exchange end, the copious cooling heat exchanger is provided with a shell, a nitrogen pipe and a heat transfer fluid heat exchanger, the nitrogen pipe and the heat transfer fluid heat exchanger are arranged in the shell, the heat transfer fluid heat exchanger exchanges heat with the dividing wall of the nitrogen pipe, the heat transfer fluid heat exchanger is arranged beside the nitrogen pipe, and the load heat exchange end is used for cooling a target load. The low-temperature heat transfer fluid is cooled through the indirect refrigerating system, and then the target load is cooled through the low-temperature heat transfer fluid to achieve accurate temperature control. The problems of thermal shock and large temperature fluctuation caused by direct cooling of liquid nitrogen are solved, and the ultra-low-temperature process requirements of advanced manufacturing procedures of 3nm and below can be met.

The invention discloses a composite material curved surface impact positioning method based on optical fiber sensors, and belongs to the field of composite material structure monitoring, and the method comprises the steps: embedding or attaching a plurality of optical fiber sensors in a composite material curved surface structure, selecting a fiber bragg grating sensor, and carrying out the design of a composite material. By means of finite element analysis software and in combination with engineering experience, key areas such as connection parts, load concentration areas and the like and possibly damaged areas are accurately determined, optimized layout is carried out according to area characteristics and mechanical requirements, two-dimensional or three-dimensional latticed distribution is formed, and full-coverage monitoring of the curved surface is achieved. According to the invention, the fiber Bragg grating sensors are optimally arranged in key and vulnerable areas of a composite material curved surface to form two-dimensional or three-dimensional latticed distribution, and special flexible packaging and an advanced manufacturing process are matched to adapt to a complex curved surface, realize full-coverage monitoring, avoid a monitoring blind area of a traditional sensor and accurately capture impact information.

: The invention presents a motorized auto welding jig fixturing device for laser welding two free running circular tubes of the similar diameter concentrically with robotic arm auto loaders, addressing the specific requirements of the industrial 4.0 advanced manufacturing coving many industrial sectors. This automated laser welding system aims to streamline the welding process, eliminating the need for human intervention of pre-alignment and pre-tact welding for the two tubes while prioritizing safety and productivity. Central to the invention is a sophisticated rotating mechanism powered by an AC servo motor, enabling seamless loading unloading of the two workpieces concurrently onto the fixture for both tact welding process and seam welding process within the one unique jig fixturing apparatus and a robotic arm loading system for higher productivity. The fixture system ensures precise alignment and rotation of the workpieces upto 380 degrees for achieving the desired welding quality and penetration along the whole circumference of the tubes for good hermetic sealing. Compared to traditional methods, this innovative solution offers improved efficiency, consistency, and safety measures. It revolutionizes workpiece loading and integration, enhancing production efficiency and output quality while mitigating potential safety hazards, through meticulous engineering and integration of advanced technologies.

The invention discloses a complex multi-runner optimization design method for a hydraulic element, and belongs to the technical field of digital design and manufacturing of the hydraulic element. The method comprises the steps that parameters such as a runner starting point and an initial obstacle control point are input; generating an initial obstacle; obstacle avoidance and path searching are carried out by adopting an optimization algorithm, and a continuous flow channel is generated through spline curve smoothing processing by taking the shortest flow channel as a constraint; and taking the newly generated flow channel as a dynamic obstacle to update the map, circulating until all the flow channels are completely arranged, and then outputting a result. Aiming at the problems of low efficiency, weight redundancy, large pressure loss and the like of a traditional manual layout method in the design process of a hydraulic element with a complex multi-runner structure, the method realizes automatic layout of the multi-runner structure, and removes redundant materials of the element by reducing a runner right-angle bend and the total length of the runner structure and cooperating with advanced manufacturing technologies such as additive manufacturing, so that the design efficiency of the hydraulic element is improved. Light weight is realized; the pressure loss is reduced by optimizing the runner shape and shortening the length, the layout efficiency and the element performance are improved, and manpower is reduced.

The invention relates to the technical field of advanced manufacturing and automation, in particular to a wet ceiling material conveying device which comprises a frame, a lifting mechanism, a translation mechanism and a conveying mechanism, and each moving assembly comprises a side plate, two first rotating wheels, a first synchronous belt, a first connecting plate, a moving plate, two second rotating wheels, a second synchronous belt and a second connecting plate. The two ends of the side plate are fixedly connected with the two supporting plates, the two first rotating wheels are rotationally connected with the side plate and located at the two ends of the side plate, the first synchronous belt wraps the surfaces of the two first rotating wheels, the moving plate is fixedly connected with the first connecting plate, the two second rotating wheels are fixedly connected with the moving plate, and the second synchronous belt wraps the outer sides of the two rotating wheels. Through the arrangement of the structure, the problems that the number of operation steps for manually feeding materials is large, time needs to be consumed for aligning and smoothing the materials after the materials are put in, and the consumed time is long are solved.

The application is suitable for the field of advanced manufacturing of powder materials, and provides a flash sintering equipment for large current and large pressure, which comprises a power supply module, a pressure generation module, a support frame, a high vacuum module, a jacking module, a sintering unit and a conveying module. The sintering unit is provided with a sintering platform, a floating mold module and a floating lower punch module, and is guided by upper and lower guide columns; the jacking module jacks up the lower electrode through a lead screw, pushes the floating lower punch module and the floating mold module to move upwards along the guide column to separate from the platform, and realizes floating butt joint; the pressure generation module drives the upper punch to press downwards through the upper electrode and applies pressure to the sample, and the power supply module simultaneously applies sintering current. Through the design of the floating mold module connected in a non-rigid manner, the application avoids the transmission of the pressing force to the sintering platform, prevents the equipment from overturning, and improves the stability of the sintering process; and the combination of the conveying module realizes the overall station switching of the sintering unit, and improves the continuous automatic production capacity of the equipment.

The invention relates to the technical field of spacecrafts, in particular to a spacecraft defense material and a preparation method thereof, and designs a structure capable of effectively absorbing and dispersing impact energy on microscopic and macroscopic scales by utilizing computer simulation and an advanced material modeling technology. A base material with high strength, high toughness, light weight and corrosion resistance is selected, nanofibers, nanoparticles or nanosheet layers are embedded into the base material by utilizing a nanotechnology so as to enhance the mechanical property and the impact resistance of the base material, and the shape, the structure and the performance of the material are accurately controlled by adopting an advanced manufacturing technology. The prepared materials are stacked, bonded or mechanically connected together to form a final defense structure, and the structure is strictly tested. By combining a nanotechnology, composite material engineering and an additive manufacturing defense material, the deep requirement of a space exploration task is met, and the safety of astronauts and the smooth completion of the task are ensured.

The utility model provides a reflection core shift detection device for a single lens or a lens group, and belongs to the field of advanced manufacturing. A single lens or lens group reflection core shift detection device comprises a detection light path system, and the detection light path system comprises a receiving target surface, a focusing lens group, a semi-reflecting and semi-transmitting beam splitter prism, a lens I, a lens II, a detected lens and a light source. A light source enters from one side of the semi-reflecting and semi-transmitting beam splitter prism, and the semi-reflecting and semi-transmitting beam splitter prism divides a light beam generated by the light source into a reflecting light path and a transmitting light path; the transmission light path is emitted to the detected lens through the lens I and the lens II in sequence, and the lens I and the lens II are respectively vertical to the optical axis of the transmission light path; the reflection light path is emitted to the receiving target surface through the focusing lens group, and the focusing lens group is perpendicular to the optical axis of the reflection light path. The reflection core shift detection device for the single lens or the lens group can simultaneously detect the core shift of two surfaces of the lens or the lens group, is convenient and fast, and improves the detection efficiency.

The utility model relates to the technical field of advanced manufacturing and automation, and discloses a universal releasing and pulling dual-purpose trigger fuse device, which comprises a fuse body, a connecting lug is arranged on the outer wall of the fuse body, a trip wire structure is arranged at the top of the fuse body, the trip wire structure comprises a trip wire seat, a wire winding shaft is arranged in the trip wire seat, and the wire winding shaft is connected with the connecting lug. And a trip wire is wound on the wire winding shaft. By designing the trip wire structure and screwing the nut in advance, the tightness of the trip wire is adjusted, the upper safety pin has a free pulling space, then the trip wire is fixed on the trip wire pile, the protruding part of the fire pulling rod is inserted into the split fork head at the tail part of the firing pin, the split fork head is opened and clamped in the bundle hole in the fuse body, and the firing pin spring is in a compressed state, so that the trip wire is fixed on the trip wire pile. When the upper safety pin and the lower safety pin are pulled out, the fuse body can rapidly trigger an internal mechanism when a trip wire is pulled, and a mechanical device in the fuse body is activated, so that an explosion reaction is initiated.

The application belongs to the field of advanced manufacturing, and discloses a kind of fiber preform intelligent assembly process and device, mainly including rotating platform, manipulator, visual sensor. The profile of preform is scanned by visual sensor, and the position information of preform is obtained. The manipulator moves to the specified position, grabs the handle of preform, and separates the preform from the wooden mold. Then, the visual sensor scans the profile of wooden mold and male mold successively, obtains and compares the position information of wooden mold and male mold, calculates the position deviation result, controls the rotating platform to rotate and translate according to the result, moves the male mold to the position of previous wooden mold, overlaps the profile of previous wooden mold, and returns the upper chuck, lower chuck and each manipulator according to the previous preform ascending path. The preform is sleeved on the male mold, and the whole mold sleeving operation is completed. The application can realize the automatic sleeving of fiber preforms with different shapes and sizes in RTM process, and improve the production efficiency.

1. The name of the design product: data penetration analysis graphical user interface for electronic equipment. 2. The use of the design product: an electronic device. 3. The design points of the design product: the content displayed by the graphical user interface. 4. The picture or photo that best indicates the design points: front view. 5. The design for which protection is sought contains color. 6. The carrier is the conventional design, and the rear view, top view, bottom view, left view, and right view are omitted. 7. The use of the graphical user interface: the graphical user interface is used for penetrating and analyzing data. In the front view, the upper part is the data filtering condition, the lower part is the data table formed according to the penetration project and the editing button, and clicking any number in the "advanced manufacturing" row of the lower table enters the interface change state diagram to show the data list corresponding to the penetration project.

The utility model relates to the technical field of advanced manufacturing and automation, and discloses an energy-saving waste steel chain plate conveyor which comprises a fixing frame, a steel plate conveying part and an energy-saving induction starting part, and a supporting block is fixedly installed on the outer wall of the bottom of the fixing frame. Through the energy-saving induction starting part, the weight of scrap steel can press the conveying base plate downwards, so that the positioning sliding rod slides downwards in the positioning hole and the through hole, the positioning sliding rod drives the limiting plate to move downwards, then the spring is compressed, the pressure cushion block on the outer wall of the bottom of the limiting plate can make contact with and trigger the pressure sensor, and after the pressure sensor inducts a pressure signal, the conveying base plate is driven to move downwards. When no scrap steel exists on the conveying chain plate, the positioning sliding rod, the pressure cushion block and the like return to the original positions under the elastic force action of the spring, the pressure sensor does not detect the pressure, and the control system closes the motor, so that the conveyor is prevented from idling in the scrap steel-free state, the energy consumption is reduced, and the production efficiency is improved. And the energy-saving effect is achieved.

The invention discloses a modular detector high-precision adjustment process tool, and relates to the advanced manufacturing technology, the modular detector high-precision adjustment process tool comprises a substrate (5), a plurality of single-module detector (3) fixing positions are arranged on the substrate (5), the side faces and the back faces of the single-module detectors (3) are provided with mounting holes, the mounting holes in the back faces are used for mounting the single-module detectors (3) on the substrate (5), and the single-module detectors (3) are arranged on the substrate (5); a preset adjusting quantity is reserved after installation; the rod piece (1) is connected to a mounting hole in the side face of the single-module detector (3); one end of the connecting piece (2) leads out the rod piece (1), the other end of the connecting piece (2) is connected to the five-dimensional adjusting table (4), and the cylindricity of a second contact face (24) of the connecting piece (2) meets the requirement. According to the tool, the parallelism of the single-module detector and the XY adjusting surface of the tool can be ensured, so that Xamp of the single-module detector is avoided; and during Y and inclination adjustment, the Y and the Z-direction position influence each other, so that the process requirement of high-precision splicing of the single-module detector is met, and the controllability and the splicing efficiency of the splicing process of the single-module detector are improved.

A method for detecting abnormal effluent BOD concentration data based on a time-series anomaly factor algorithm is being developed. Detecting abnormal effluent BOD concentration data is an important branch of advanced manufacturing technology, encompassing both the control and water treatment fields. By designing a time-series anomaly factor algorithm, this method detects abnormal effluent BOD concentration data based on data collected during the sewage treatment process. This solves the problem of difficulty in accurately detecting abnormal effluent BOD concentration data during sewage treatment, and improves the real-time monitoring of water quality in urban sewage treatment plants.

This invention relates to a high-precision, cost-effective method for manufacturing open, curved integral thin-shell shells, belonging to the field of advanced manufacturing. It solves the problem that existing methods struggle to simultaneously achieve low cost, high efficiency, and high precision when manufacturing open, curved integral thin-shell shells. The method includes the following steps: S1, establishing a theoretical model of the thin-shell; S2, performing finite element simulation of subsequent assembly processes on the thin-shell; S3, performing finite element simulation of the mold during heating; S4, digitally unfolding the reconstructed thin-shell model to obtain an accurate planar unfolded model of the thin-shell. This invention, through multiple key steps such as thin-shell reconstruction, mold reconstruction and / or differential temperature design, and conversion of the three-dimensional thin-shell model into a planar unfolded model, can effectively improve the manufacturing efficiency of thin-shell shells, shortening the processing cycle by more than 75%; reducing costs by more than 80%; and improving the precision of thin-shell manufacturing, with product surface accuracy reaching the order of 0.3mm / 1000mm.

This invention discloses a workpiece indexing electro-hydraulic control system and its implementation method, relating to the technical field of advanced manufacturing production lines. The system includes a hydraulic control system and an electrical control system. Through combined electro-hydraulic control, it completes the logical sequence control of the translation and lifting of heavy workpieces. The system has functions such as automatic cycle, single cycle, hydraulic cylinder reset, and emergency stop. The system has the characteristics of simple structure, good economy, high reliability, and easy maintenance, making up for the shortcomings of industrial robots, manipulators, pneumatic systems and other technical means.

An advanced manufactured electrochemical reactor to convert air (N2+O2) to nitric acid (HNO3) and ammonia (NH3). The electrochemical reactor platform can be tailored via advanced manufacturing to improve activity, selectivity, energy efficiency and stability of the reactions.

This invention belongs to the field of advanced manufacturing technology and relates to an electro-spraying method for inducing jets with pre-printed functional layers. Based on electrohydrodynamic effects, a jet is ejected to pre-print complex micro / nano functional structure patterns on a substrate. Then, under the action of an electric field, the jet size and deposition position are induced. Dual nozzles work together to rapidly achieve the same shape as the pre-printed functional layer. The pre-printed functional layer fully adheres to and solidifies with subsequent nanoscale continuous jets, forming a composite micro / nano functional structure. This electro-spraying method uses a pre-printed functional layer to change the distribution of the electric field on the substrate, ensuring the accuracy of the jet deposition position and reducing dimensional errors in the composite micro / nano functional structure process. It has advantages such as low equipment cost, simple process, and short processing cycle, optimizing the micro / nano functional structure and improving the performance and lifespan of nanodevices.

The utility model relates to the technical field of advanced manufacturing and automation, and discloses a forced cooling heat exchanger which comprises a water pipe, a ventilation assembly arranged at the bottom of the water pipe, a first elbow arranged at the bottom of the water pipe, a second elbow arranged at the bottom of the water pipe and a finned pipe arranged at the bottom of the water pipe. A connecting plate is arranged at the bottom of the water pipe, an upper fixing plate is arranged at the bottom of the first elbow, a lower fixing plate is arranged at the bottom of the upper fixing plate, a hexagon-headed bolt is fixedly installed on the right side of the connecting plate through threads, the ventilation assembly and the connecting plate are fixedly installed, and the ventilation assembly is communicated with the connecting plate. The first elbow is fixedly installed on the top of the finned tube. The finned tubes are arranged, the finned tubes are linearly arranged in the connecting plate at equal intervals, the finned tubes are communicated through the first elbows and the second elbows, cooling media pass through the interiors of the finned tubes, the heat exchange area is increased, and the effect of improving the heat exchange efficiency is achieved.