40results about How to "Precise arrangement" patented technology

The invention discloses an audit domain knowledge graph ontology framework construction method based on a large language model, which comprises the following steps: collecting audit domain related data, and preprocessing the collected data; pre-training the large language model by using the preprocessed audit field related data; based on an existing general entity extraction and relation extraction data set, performing fine adjustment on the pre-trained large language model; performing knowledge extraction on the audit field text data preprocessed in the first step by using a large language model to obtain a knowledge extraction result of the audit field; performing standardization processing on a knowledge extraction result; and based on the knowledge extraction result after standardization processing, constructing a knowledge graph ontology framework in the audit field. According to the method, the knowledge of the auditing field can be automatically extracted, summarized and sorted, and a set of complete auditing field knowledge graph ontology framework is formed.

The invention discloses an irrigation device and method for forest tree breeding, and belongs to the technical field of forest tree breeding, the irrigation device comprises a liquid conveying pipe connected with a liquid conveying pump, the outer side of the liquid conveying pipe is connected with a sleeve, the outer side of the sleeve is fixedly connected with a branch pipe, and the outer side of the branch pipe is communicated with an irrigation pipe; the connecting pipe is rotationally connected to the outer end of the branch pipe, the end, away from the infusion pipe, of the connecting pipe is fixedly connected with an irrigation pipe, and a pressure valve assembly is arranged on the inner side of the branch pipe; the fixing plates are fixedly installed on the outer sides of the branch pipes, fertilizer feeding assemblies are arranged above the fixing plates, fixing assemblies are rotationally installed at the tops of the fertilizer feeding assemblies, and meanwhile the two fixing assemblies are spliced and fixed to the outer side of the trunk. According to the irrigation device and method for forest tree breeding, swing type uniform irrigation can be achieved through the water pressure effect, application of a corresponding amount of fertilizer can be achieved according to the specific growth progress of trees, and the forest tree breeding effect is effectively improved.

The invention relates to the field of commodity information management of supply chains, in particular to a commodity information management method based on a supply chain, and the method comprises the steps: generating a bar code for the information of each produced commodity through commodity production management, carrying out the traceability of the commodity through the bar code, carrying out the inventory information analysis of a user, obtaining the information of each inventory in real time, and analyzing the inventory turnover rate; the sales information feedback is used for analyzing the collected sales parameters of the commodities and feeding back analysis results; according to the received signals, early warning processing is carried out on the received signals; according to commodity safety monitoring, a high-definition camera is used for monitoring commodities in real time in the transportation process, the safety state of the commodities is judged, smooth operation of a supply chain is effectively ensured, and the customer satisfaction degree is effectively improved.

The invention discloses an unmanned aerial vehicle flight verification management system and method based on big data, and belongs to the technical field of unmanned aerial vehicle flight verification. The power meter sensor is installed on the unmanned aerial vehicle battery for real-time monitoring and verification, the abnormal condition of the unmanned aerial vehicle battery can be found in time, historical data of the unmanned aerial vehicle battery is extracted and analyzed for prediction and calculation, unmanned aerial vehicle damage and task failure caused by battery faults or performance degradation can be avoided, and the unmanned aerial vehicle safety is improved. The maintenance and replacement cost is reduced, it is ensured that each task is supported by enough electric quantity, and the success rate of the task is increased. The battery performance stability of the unmanned aerial vehicle in the flight process is ensured; accidental shutdown or performance reduction is reduced; the reliability of a user on the performance of the unmanned aerial vehicle is improved; the user can know the battery state at any time and plan and adjust the use scheme; the flight verification enables the application of the unmanned aerial vehicle in various fields to be more reliable, efficient and sustainable.

The application discloses a wind turbine load rapid evaluation method for wind farm collaborative regulation, and relates to the technical field of wind turbine safety regulation. The specific implementation scheme is as follows: standard pulse instructions are applied to the wind turbine to extract vibration characteristic parameters and load oscillation initial amplitude; based on the rate of the candidate regulation instruction and the environmental wind speed, a transient excitation intensity function is set and effective excitation equivalent is calculated; according to the ratio of the effective excitation equivalent and the reference excitation equivalent, the relative impact intensity and the load oscillation amplitude are determined; the envelope function is constructed by combining the vibration characteristic parameters of the wind turbine, and the earliest safety execution time required for attenuation to the safety threshold is solved; the executability of the regulation instruction is determined by comparing with the maximum waiting time set by the rated blade bending moment load, and the load evaluation is completed; the collaborative controller can dynamically and accurately arrange the instruction sequence, and the overall safety of the wind turbine is improved.

The application discloses a special-shaped pipe automatic stacking equipment and method. The equipment comprises a PC system, a roller, a traction machine, a length sensor, a visual detection device, a mechanical arm, a grabbing device, a packing drum line and an automatic steel band packing machine. The method is as follows: the MES system transmits product order information to the PC system, the PC system selects a proper stacking program; the special-shaped pipe passes through the roller, the length of the special-shaped pipe is calculated and is converted into a theoretical weight and transmitted to the PC system; the visual detection device visually detects the special-shaped pipe, removes the special-shaped pipe with defects and sends the qualified special-shaped pipe into a turnover table mechanism; then the mechanical arm grabs the qualified special-shaped pipe through the grabbing device, stacks the special-shaped pipe and sends the special-shaped pipe into a packing area; and the automatic steel band packing machine packs the stacked special-shaped pipe through steel band arrow penetration. The application has the characteristics of high case packing efficiency, low labor cost, high automation degree, low error rate, reliable performance, strong maintainability and convenient operation.

The utility model relates to the field of semiconductor manufacturing especially relates to a reflow soldering equipment. Including welding furnace, material loading assembly and feeding assembly, material loading assembly is provided with material box, the opening is provided with in the top of material box, and the inside stack holds a plurality of materials, material box is connected with dumping mechanism, dumping mechanism drives material box to overturn and dumps material to feeding assembly, feeding assembly includes tray, a plurality of matrix arrangement's material groove are set up on the tray, and any material groove can accommodate single material, and the tray is provided with vibrating mechanism and feeding mechanism, the material in the material box is dumped to vibrating mechanism, and vibrating mechanism drives material to fall into the tray, the both ends of feeding mechanism correspond to the furnace cavity of tray and welding furnace respectively, and the tray carries material to enter welding furnace under the drive of feeding mechanism.

The invention relates to a device for attaching electronic auxiliary components to a support structure for solar panels. The invention also relates to an assembly, comprising a support structure for solar panels, and at least one device according to the invention which is attached to the support structure. The invention furthermore relates to a method for attaching an electronic auxiliary component to a support structure for solar panels by using a device according to the invention.

A material arranging device is fixed to a workbench and arranged at the output end of a conveying part and comprises a channel assembly, a sorting sensor set and at least one distribution mechanism, and the channel assembly is communicated with the conveying part and extends in the advancing direction of workpieces; the distribution mechanism is fixed above the transmission part and is movably arranged relative to the transmission part; the conveyed workpieces are divided through the channel assembly arranged at the output end of the conveying part, so that the requirement that the multiple overturning parts work at the same time is met; by means of the distributing mechanism arranged above the conveying part, the workpieces in the conveying process can be distributed, then conveying channels and parallel conveying of the multiple workpieces are achieved, parallel operation of multiple operation procedures is achieved, and the efficiency of the machining equipment is remarkably improved.

The invention discloses a tire position arrangement method and system for ship construction, and belongs to the technical field of ship construction. The ship type of each to-be-arranged segment is determined through segment attribute data; according to the tire position arrangement of the series ships, a pre-obtained historical tire position arrangement plan of the series ships is combined with the building requirement and the monthly plan to generate a tire position arrangement plan of the to-be-arranged segments, so that the tire position arrangement plan of the to-be-arranged segments of the series ships can comprehensively consider the historical tire position arrangement plan of the series ships; current construction requirements and monthly plans can be considered, so that the accuracy of tire position arrangement is improved; according to the method, the workshop production resource data is traversed according to the building requirements for tire position arrangement of non-series ships, the matching relation between the building requirements and the workshop production resource data can be fully considered, and therefore more accurate alternative tire position data are obtained, and a tire position arrangement plan is more accurate.

The present invention discloses a particle stent for portal vein, a particle stent for cavity and a kit thereof. The particle stent includes a fixing portion; a first parallel portion, including a plurality of first edges parallel to the length direction of the particle stent; a second parallel portion, including a plurality of second edges parallel to the length direction of the particle stent; a supporting portion, extending along the circumferential direction of the particle stent to provide radial supporting force for the first edge and the second edge; a particle filling portion, wherein each group of nickel-titanium alloy wires are mutually wound from the first end to the support starting point to form a first edge; and the first edge is dispersed into two nickel-titanium alloy wires from the support starting point, each nickel-titanium alloy wire is bent at the support end point, and is mutually wound with the adjacent group of nickel-titanium alloy wires from the support end point to the second end to form a second edge. The particle stent can not only realize the precise arrangement of radiation particles, but also avoid the displacement of cancer thrombi.

The utility model relates to the technical field of packaging machinery, and discloses an automatic packaging bag arranging and conveying mechanism which comprises a bottom plate, a mechanical arm is fixedly connected to one side of the upper end of the bottom plate, a support is fixedly connected to the moving end of the mechanical arm, a plurality of suction cups are fixedly connected to the bottom end of the support, and a fixing plate is fixedly connected to one side of the support. The upper end of the fixing plate is fixedly connected with an image recognition module. According to the automatic arranging and conveying mechanism for the packaging bags, through cooperative work of the mechanical arm and the image recognition module, when the automatic arranging and conveying mechanism is used, the image recognition module can automatically complete recognition of the packaging bags, then the mechanical arm moves, the packaging bags are grabbed through the suction cup, conveyed and arranged, and therefore the production efficiency and the automation degree are improved.

The utility model discloses a water pollution treatment collection device, which comprises a collection mechanism and portable mechanisms, the portable mechanisms are fixedly connected to both sides of the collection mechanism, each portable mechanism comprises a portable box, the top of the back of the inner cavity of the portable box is fixedly connected with a motor assembly, the output end of the motor assembly is fixedly connected with a screw rod, and the output end of the screw rod is fixedly connected with a screw rod. The surface of the lead screw is in threaded connection with a screw block, the bottom of the screw block is fixedly connected with a wheel rod, the inner side of the wheel rod is movably connected with the portable box through a bearing, the bottom of the wheel rod is slidably connected with a concave plate, the bottom of the concave plate is fixedly connected with a transverse plate, and the front face and the back face of the transverse plate are both slidably connected with the inner wall of the portable box. According to the collecting device, the traditional carrying mode of carrying a handle is changed, the vertical rod is adopted to drive the push wheel to move downwards, and then the push plate is used for pushing, so that the collecting device does not need to be carried in the hand for a long time, and the carrying convenience is not influenced.

The utility model provides a conveying device for bearing processing, including conveyer body, long board top fixed mounting has the connecting column, the connecting column top fixed mounting has the mounting panel, the mounting panel is rotatively connected with two -way screw rod, two -way screw rod both ends screw portion all are screw -connected with first lug plate, first lug plate bottom welds with the guide plate, the branch leg is fixedly connected with the stand, the stand is slidably connected with H type seat, H type seat top part is fixed mounting respectively with first vertical board and second vertical board, first vertical board and second vertical board all are rotatively connected with the clamping seat, the clamping seat is opened with the card slot, the card slot is inserted with the plug -in block, fixed mounting has the brush cylinder on the plug -in block, this conveying device can be accurate centering arrangement to the bearing of conveying, improves the neatness of conveying, and can be adapted to the bearing of different size, in addition, the conveying belt of conveying device is cleaned conveniently.

The utility model relates to the technical field of magnetic core production, in particular to an automatic feeding and arranging device for ferrite magnetic core production, which comprises a vibrator, a base, a fluted disc, a universal ball head, a guide rod, a shaking disc and the like, the base is fixed on the vibrator, the universal ball head is fixedly connected to the middle of the base, the shaking disc is rotatably connected to the universal ball head, and the fluted disc is fixed on the base. The magnetic core arrangement disc is placed on the shaking disc, the fluted disc is rotationally arranged in the middle of the base and powered by the power assembly, a guide rod is arranged at the eccentric position of the fluted disc, a guide groove is formed in the bottom of the shaking disc, a protruding shaft is arranged at the end of the guide rod, and the protruding shaft slides in the guide groove in a limited mode. The power assembly drives the fluted disc to rotate, the fluted disc drives the shaking disc to swing at multiple angles through the guide rod, and the shaking disc is vibrated in cooperation with the vibration machine in the period.

The invention discloses a carbon fiber composite tool management system and a use method. The system comprises a database; the storage module is used for structurally storing related data information; a unified platform module; the server is connected with the database and used for centrally managing physical tool data and user data information; an interface service module; the storage module is connected with the unified platform module and is used for importing and storing related information of the physical tool; a display early warning module; the platform module is connected with the unified platform module and is used for exporting use interfaces of different types of physical tools and carrying out early warning on the state of the physical tools; a bar code module; the server module is connected with the unified platform module; the system has the beneficial effects that machine account paperless office and automatic updating of information of tool management for carbon fiber manufacturing are realized through the system, a traditional management mode is thoroughly changed, the real-time performance, effectiveness and accuracy of various data of physical tools are ensured, the cooperation efficiency and work convenience of all departments are greatly improved, and the working efficiency of the physical tools is improved. And the error probability is effectively reduced.

The utility model relates to the technical field of cables, and discloses a cross-linked polyethylene insulated corrugated sleeve low-smoke halogen-free flame-retardant environment-friendly power cable with rated voltage of 110kV, which comprises a lead, an outer shielding layer with the average thickness of 1.0 mm, an inner shielding layer with the average thickness of 1.0 mm, and an inner shielding layer with the average thickness of 1.0 mm, the outer layer of the outer shielding layer is provided with a semi-conductive shielding layer, the semi-conductive shielding layer is composed of two layers of semi-conductive buffer water-blocking tape overlapped wrapping layers, the outer layer of the semi-conductive shielding layer is provided with an aluminum pipe, the aluminum pipe is formed by longitudinal wrapping and welding, the outer layer of the aluminum pipe is provided with a sheath, and the sheath is made of a halogen-free low-smoke high-electrical-performance insulation-level sheath material. According to the cross-linked polyethylene insulated corrugated sleeve low-smoke halogen-free flame-retardant environment-friendly power cable with the rated voltage of 110kV and the production equipment, the wire adopts a trapezoidal wire conductor structure and is combined with a multi-strand monofilament twisting process, so that the conductive efficiency and the tensile strength are remarkably improved.

The application discloses a dependency arrangement method and device, electronic equipment and a storage medium. The method comprises the following steps: obtaining test case information of a tested component; wherein the test case information of the tested component at least comprises a business function name and a menu name of the tested component; based on the business function name and the menu name of the tested component, finding component side information corresponding to the tested component from a pre-constructed transaction line asset; based on the component side information corresponding to the tested component, determining a component type to which the tested component belongs; and based on the component type to which the tested component belongs and the component side information corresponding to the tested component, determining an arrangement relationship of the tested component. Therefore, the dependency relationship between each case is no longer arranged by relying on the work experience of artificial, but is determined based on the component side information in the pre-established transaction line asset, and then the dependency relationship between each case can be accurately arranged.

The application relates to a DNA self-assembly nano-floating gate type 3D NAND structure, which comprises a substrate, a periodic stack structure arranged on the substrate, the stack structure comprising a plurality of first insulating medium layers and nano-floating gate storage structures alternately stacked, a plurality of through holes penetrating through the stack structure, a center channel layer being arranged on the side wall of the through hole, and a center insulating medium layer being filled in the center channel layer; wherein the nano-floating gate storage structure comprises a tunneling medium layer contacting the center channel layer, a blocking medium layer wrapping the outside of the tunneling medium layer, and a gate word line metal located outside the blocking medium layer, and a carbon nanotube floating gate layer is arranged in the tunneling medium layer. The structure can significantly improve the storage density and size miniaturization ability, and greatly reduce the working voltage and driving power consumption.

The invention discloses a glue-free conical high-voltage pulse transformer secondary coil and a preparation method thereof, and solves the technical problems that electromagnetic wires are easy to discharge due to the adoption of curing glue in the existing conical high-voltage pulse transformer secondary coil, and the operation stability of the secondary coil is poor. The secondary coil is only composed of the paper base cylinder and the coil winding layer, the structure is simpler, the winding process is more convenient, and uncertainty caused by human factors is reduced; the coil winding layer and the miniature spiral wire groove are mutually embedded, so that accurate arrangement, uniformity and stability of electromagnetic wires are realized, no gelling is realized, and the problems of non-uniformity of an electric field and a closed air gap possibly caused by introduction of resin glue and insulation possibly caused by introduction of the resin glue are avoided.

The invention discloses a coil discharging and feeding machine which comprises a machine table, a plurality of storage mechanisms, a separating mechanism and a discharging mechanism, the storage mechanisms are all arranged on the machine table, and the storage mechanisms are used for storing a plurality of coils; each storage mechanism of the separation mechanism is in butt joint with the separation mechanism, the coils at the storage mechanisms can move to the separation mechanism, and the separation mechanism is used for driving two adjacent coils to be away from each other; the separating mechanism can drive the coils to move to the discharging mechanism, and the discharging mechanism is used for arranging the coils and conveying the arranged coils to the feeding bin. The separating mechanism can separate the adjacent coils, and the coils enter the feeding bin in a preset arrangement mode under the action of the discharging mechanism. Therefore, a plurality of coils can be arranged in the feeding bin in the preset arrangement mode, so that the coils arranged as required can be conveniently taken and used subsequently, and the discharging and feeding operation of the coils can be more efficiently and accurately carried out.

The utility model discloses a concrete pre-stressed beam for a low-carbon building. The concrete pre-stressed beam comprises a concrete beam, pre-stressed tendons and an anti-corrosion plate, the concrete prestressed beam further comprises a reinforcing rib, wherein the outer wall of the reinforcing rib is fixedly connected with the inner wall of the concrete beam; the supporting mechanism is used for supporting the concrete beam, and the outer wall of the supporting mechanism is fixedly connected with the outer wall of the concrete beam; the supporting mechanism comprises steel bars, hexagonal frames are fixedly connected to the outer walls of the steel bars and are linearly arranged along the steel bars, and supporting rods are fixedly connected to the outer walls of the hexagonal frames; the utility model relates to the field of prestressed beams. According to the concrete prestressed beam, the supporting mechanism is arranged to form a stress system similar to a triangular truss, the stability is higher, and the problem that beams are not tightly connected when the beams are erected side by side due to the lack of the supporting mechanism is solved, so that a gap between the prestressed beam and a top plate is reduced, and the effect of improving the supporting effect is achieved.

The application discloses a feeding device and method for packaging carton production and processing, and relates to the technical field of packaging feeding mechanical arms. The feeding device comprises a mechanical arm for feeding and conveying a carton packaging machine. Through the cooperative linkage of the turnover assembly, the lifting assembly, the center positioning assembly, the pressure supply assembly, the transmission assembly and the adjusting assembly, the technical defects of poor positioning accuracy, easy extrusion deformation of the carton, easy scattering during turnover, feeding jam and the inability to adapt to the stack height self-adaptive pressure regulation of the traditional carton feeding equipment are solved. Through transmission, continuous feeding of the packaging paper is realized, the stack height is reduced, the lateral extrusion force of the two sides of the center positioning is automatically reduced, the equipment has enough positioning clamping force to ensure the regularity in the full stack state, and the pressure is automatically released in the less material state, so that the paperboard is prevented from being extruded, wrinkled, deformed or torn, the lateral friction resistance of the paperboard is reduced, and continuous and stable single feeding, smooth feeding and no jam are ensured.

The present invention relates to the technical field of cable distribution mechanisms, and in particular to a wire harness distribution mechanism for cables, comprising: a base, an outer ring cutting tool and a clamping clamp; a pair of the clamping clamps are slidably connected to the base; the base is fixedly connected to the clamping electric push rod for driving the clamping clamp to move; the base is fixedly connected to a top plate; the top plate is fixedly connected to a pressing electric push rod; the output end of the pressing electric push rod is fixedly connected to the pressing block; the contact block can move downward on the pressing block; the present invention uses an outer ring cutting tool to cut off the insulating layer on the cable, and then presses down the cable inner core through the pressing block, so that the cable inner core is arranged in a row, and the inner ring cutting tool contacts the cable inner core, and the contact block presses down the cable inner core so that the electric core of the cable inner core contacts the inner ring cutting tool, thereby realizing the circuit connection between the connecting seat and the detection electrode, and according to the different currents of different inner cores, it is detected whether the positions of each inner core of the cable are arranged accurately.

The invention relates to the technical field of construction management, and discloses a construction material consumption determination method, device and equipment, a medium and a program product. The method comprises the steps that a building information model and construction progress information corresponding to a target engineering project are acquired, and the building information model comprises sub-models corresponding to all construction parts; constructing a corresponding space structure tree based on the building information model; obtaining a plurality of preset standard processes corresponding to the target engineering project; based on a plurality of preset standard processes and the spatial structure tree, performing material quantification on each construction part to obtain a part material quantity; wherein the part material quantity is the total material quantity corresponding to each construction part; associating the space structure tree with the construction progress information to generate space-time information; and determining consumption information of each construction material based on the part material quantity and the spatio-temporal information. By implementing the technical scheme of the invention, the use amount of the construction material can be accurately determined, so that the construction management and the material configuration are optimized.

The present invention relates to a transverse steel bar wire feeding device. The present invention is applicable to the technical field of steel mesh processing. The technical problem to be solved by the present invention is: to provide a transverse steel bar wire feeding device. The technical solution adopted by the present invention is: a transverse steel bar wire feeding device, which includes: a frame; a sliding platform, which is arranged on the frame and realizes transverse displacement under the drive of a transverse driving mechanism; a transverse wire feeding mechanism, which is installed on the sliding platform or an external frame and is used to convey steel bar mother material; a cutting mechanism, which is arranged after the transverse wire feeding mechanism and cuts the steel bar mother material conveyed by the transverse wire feeding mechanism to obtain transverse steel bars of a predetermined length; a discharge frame, which is arranged after the cutting mechanism and is used to guide the transverse steel bars to a welding device.

The utility model discloses a stage lamp hanging bracket device and a stage lamp thereof, which belong to the technical field of stage lamp hanging brackets and comprise a first hanging bracket supporting assembly, a second hanging bracket supporting assembly and a quick-locking hanging connecting piece, the quick-locking hanging connecting piece is used for fixedly connecting the first hanging bracket supporting assembly and the second hanging bracket supporting assembly and is used for being fixedly connected with an external truss. The first hanging bracket supporting assembly and the second hanging bracket supporting assembly each comprise a hanging bracket beam plate and a hanging bracket supporting plate which are fixedly connected. The two hanging bracket cross beam plates are nested with each other and slide relatively in the length direction so as to adapt to adjustment of the width of the stage lamp; the inner sides of the two hanging bracket supporting plates are respectively provided with an angle adjusting mechanism so that the stage lamp can be locked at an adjustable angle. Through the nested sliding structure of the first hanging bracket supporting assembly and the second hanging bracket supporting assembly, the width of the hanging bracket is adjusted, the diversified hanging requirements of single lamp or multi-lamp splicing are met, the pitch angle of the stage lamp is accurately configured in combination with the angle adjusting mechanism, and the requirement for flexible arrangement of modern stage lighting is met.

The present application relates to the field of warehousing and logistics technology, and in particular to an intelligent management system for cold chain logistics warehousing based on big data. The system includes: obtaining and analyzing the loading plan, determining the drug information and warehouse information; analyzing the drug information to determine the suitable storage temperature; analyzing the drug information, the warehouse information and the suitable storage temperature to determine the non-cold chain environment warranty period of the drug; determining the vehicle information based on the suitable storage temperature and the drug information; formulating a loading strategy based on the drug information, the warehouse information, the vehicle information and the non-cold chain environment warranty period for reference by cold chain logistics warehousing management personnel. By comprehensively analyzing information such as drugs, warehouses, and vehicles, a scientific loading strategy is formulated, aiming to improve the efficiency of cold chain logistics, ensure the quality of drugs, optimize resource allocation, and provide decision-making support for managers, thereby improving customer satisfaction and overall operational levels.

The invention discloses a metal auxiliary chemical etching method based on an ultrasonic standing wave sound field, and the method employs the ultrasonic standing wave sound field to enable suspended metal catalysis balls to be arranged on the surface of an etching substrate along sound pressure nodes, so as to induce the self-assembly of the metal catalysis balls, and form a regular particle array template. By means of the acoustic resonance mode in the fluid channel, accurate control and patterned arrangement of the metal catalysis balls are achieved, the distribution uniformity and arrangement orderliness of the metal catalysis balls can be remarkably improved, more accurate and quicker metal catalysis ball distribution is provided for the subsequent etching process, and therefore the etching accuracy and efficiency are improved. Besides, according to the scheme, the ultrasonic standing wave sound field particle self-assembly technology is combined with the MACE technology, the defects of the prior art in the aspects of large-scale manufacturing and structural precision are overcome, and the application potential of the MACE technology in large-scale manufacturing and high-precision nanostructures is remarkably improved.