232 results about "Integrated manufacturing" patented technology

The invention relates to an additive-welding integrated manufacturing cooperative control system for a TA15 titanium alloy material aviation complex component. The additive-welding integrated manufacturing cooperative control system comprises a state sensing module, a control module and a control module, wherein the state sensing module is used for collecting multi-source physical process state data of the aviation complex component in the welding increasing process; the state modeling module is used for performing fusion modeling to obtain a high-dimensional state data set; the strategy generation module is used for constructing a multi-source cooperative control strategy based on the high-dimensional state data set; the anomaly identification module is used for identifying an abnormal action under a multi-source cooperative control strategy and inserting physical action compensation; the action coordination module is used for generating a physical action instruction based on a multi-source coordination control strategy and physical action compensation and performing dynamic coordination; the auxiliary control module is used for matching and correcting physical action instructions of historical tasks according to the working condition similarity when a new task is switched; and the optimization updating module is used for collecting physical action instructions to carry out performance evaluation and carrying out feedback optimization on a multi-source cooperative control strategy after each task is finished.

The invention discloses an intelligent welding and grinding integrated manufacturing system and a machining method, and belongs to the technical field of intelligent manufacturing. The system comprises a conveying belt, a portal frame stretching across the conveying belt, and a welding unit and a polishing unit which are arranged on the portal frame. The welding unit comprises a welding cross-shaped moving assembly, a welding-cooling assembly installed on the welding cross-shaped moving assembly and a welding seam tracking system. The grinding unit comprises a grinding cross-shaped moving assembly and a grinding assembly installed on the grinding cross-shaped moving assembly. The core of the system is that a central control system in communication connection with all the components is arranged, and the central control system is configured to receive weld joint track data recognized by the weld joint tracking system, sequentially control the welding device to weld along the track, control the cooling device to forcibly cool the weld joint and control the grinding device to grind along the same track based on the same data flow. Through path unification and procedure integration, continuous automatic operation of welding and grinding is achieved, and the machining precision, the production efficiency and the product quality are effectively improved.

The present application relates to the technical fields of laser additive manufacturing, and discloses a kind of metal matrix composite composite additive manufacturing methods, comprising: the mixing of pre-prepared composite powder, substrate pretreatment, laser bottom layer cladding preparation bottom layer structure;Electron beam selective melting additive preparation main functional layer, obtain rough parts;Rough parts post-processing.The present application improves the wettability between metal matrix and TiC reinforcing phase through the transition effect of laser cladding bottom layer and hot isostatic pressing post-processing, improves the interface bonding strength, avoids the interface peeling problem under load;Through laser cladding, realize rapid bottom layer forming, electron beam selective melting ensures high-precision functional layer manufacturing, and is suitable for the integrated manufacturing of complex structure (such as hollow, thin-walled) metal matrix composite parts.

The invention discloses a management method and device for a process instance in a semiconductor computer integrated manufacturing system, and the method comprises the steps: taking a process timeout time as a global configuration parameter, and configuring the global configuration parameter in a process template in a process template design stage; generating corresponding process instances through the process template, and creating an independent runtime context for each process instance; storing the process instance in a process instance container module; before each process node instance is executed, the timeout state of the process instance to which the process node instance belongs is judged through a unified preposition method; periodically scanning a process instance container module through an independent timing compensation task, and carrying out timeout judgment on the process instance in a running state; receiving an external instruction through a manual intervention interface provided by the management module; all modification operations on the process instance state keep the isolation of the instance level. According to the invention, flexible manual intervention and timeout termination mechanisms are supported.

The utility model discloses a 3D (three-dimensional) printing integrated manufacturing device, which is characterized in that a printing switching driving mechanism is used for switching a material attached in a material containing groove in a working state through a printing switching driving mechanism to form a forming curing layer through photocuring, so that different surface models of an integrated carrying platform can be constructed, namely, different working surfaces of 3D components can be subjected to 3D printing. And integrated and one-time printing construction is realized.

The invention discloses a molten drop arc-laser induced additive and subtractive integrated manufacturing system and method. The method comprises the steps that raw materials are heated through one or more energy sources to form molten drops; multiple kinds of energy are synchronously applied to molten drops to form a composite molten pool, in-situ coupling of additive and subtractive materials is achieved, and material removal is conducted on a cladding layer while material adding is conducted in the composite molten pool; dynamically adjusting the energy ratio and spatial-temporal distribution of each energy field, and optimizing the droplet transition and metallurgical quality; when the temperature of the cladding layer is reduced to a solid-liquid mixing interval or a thermoplastic deformation interval, shaping and surface processing are carried out, and the ideal component shape and surface smoothness are achieved; energy field parameters are dynamically adjusted based on real-time feedback of multi-sensor data, residual stress is inhibited in combination with a heating compensation technology, the heating compensation technology is used for effectively controlling heat input and stress release, and it is ensured that the stress state of a component in the manufacturing process is effectively managed.

The invention relates to the technical field of solid-state battery production, in particular to a rubber frame, a rubber frame lamination integrated manufacturing system, a manufacturing method and a solid-state battery. The rubber frame comprises a rubber sheet and a composite sheet which are arranged in a stacked mode, the rubber sheet comprises a frame part and a sheet part located in the frame part, and an easy-to-tear structure is arranged between the frame part and the sheet part so that the sheet part can be torn down from the frame part. By prefabricating the adhesive frame, during use, the composite sheet is torn off from the frame part, the viscosity of the adhesive part in the composite sheet is transmitted to the frame part, the frame part is adhered to one side of the negative electrode sheet, the sheet part is positioned on the non-adhesive part and is basically non-adhesive, and an easy-to-tear structure is arranged between the frame part and the sheet part, so that the sheet part can be torn off, and the negative electrode sheet is not adhered to one side of the negative electrode sheet. And due to the prefabricated rubber frame, the situation that toxic gas is easily generated due to direct gluing and curing at the peripheral edge of the negative plate is avoided.

The invention discloses a manufacturing method for preventing a single-board guitar panel from recessing, and relates to the technical field of manufacturing for preventing the single-board guitar panel from recessing, and the method comprises the steps: carrying out the finite element stress simulation of a three-dimensional digital model of the single-board guitar panel, and determining a high-stress region in a stress state; according to the distribution characteristics of the high-stress area, generating a structure model of the bionic support network through topological optimization; preparing a lightweight support net with a bionic structure by adopting an additive manufacturing process based on the structure model; the method comprises the following steps: placing a to-be-processed veneer panel on a rigid mold with a preset curved surface, and carrying out plastic pre-deformation on the to-be-processed veneer panel under the action of vacuum negative pressure to obtain a pre-formed panel; a lightweight supporting net is fixed to a high-stress area on the inner side of the preformed panel; the modularized metal framework with preloaded stress is installed at a preset position in the guitar body to form a reverse acting force system which resists the downward sinking of the panel; and carrying out integral curing treatment on the guitar body provided with the supporting net and the metal framework to complete integrated manufacturing.

The invention is suitable for the technical field of optical fiber precision machining and integrated manufacturing, and provides an optical fiber array arranging and bundling device and an arranging method.The optical fiber array arranging and bundling device comprises a main body assembly, a circular disc body and a U-shaped groove body, the main body assembly comprises two bases and a vertical plate installed at the tops of the two bases, and a gap is formed between the two bases; the device solves the problems that a manual arrangement method is low in efficiency and consumes a large amount of time and manpower, optical fibers are prone to dislocation due to factors such as manipulation differences of operators and visual fatigue, and application requirements of mass production and multi-core precise layout are difficult to meet. According to the device, the angle-adjustable supporting seat is arranged to be matched with the positioning protrusions placed on the flexible board, pre-arrangement positioning of optical fibers is achieved, the automatic clamping and transferring actions of the transferring assembly and the angle calibration function of the positioning mechanism on the circular disc body are combined, the dislocation problem caused by human factors in manual arrangement is avoided, and the accuracy of arrangement of the optical fibers is improved. And meanwhile, human input and time consumption are reduced.

The invention discloses a steel-concrete cable tower type steel framework, a steel bar component and a modular manufacturing method of the steel-concrete cable tower type steel framework and the steel bar component, and belongs to the technical field of modular manufacturing of steel-concrete cable tower type steel frameworks. According to the technical scheme, the device comprises a reference section located at the bottom and a matching section arranged above the reference section; the reference section comprises a bottom section steel framework section formed by splicing section steel sheet bodies, vertical main reinforcements, horizontal stirrups and a steel bar positioning plate for positioning; the matching section comprises an upper section steel framework section formed by splicing section steel sheet bodies, vertical main reinforcements and steel bar positioning plates used for positioning. The method has the beneficial effects that modular integral manufacturing of the steel-concrete cable bent tower profile steel framework and the steel bar component in a factory is achieved, by means of the method, cable bent tower sections are directly manufactured into factory modules in the factory and integrally transported to the site to be installed, a large amount of site steel bar binding workload is saved, the high-altitude operation risk is reduced, and the project construction cost is reduced; and the construction efficiency is improved.

The invention provides a 4D printing path planning method based on fiber orientation and layering sequence, and relates to the technical field of intelligent additive manufacturing, and the method comprises the following steps: designing a two-dimensional plane precursor model according to a target three-dimensional structure, and dividing a deformation area and a non-deformation area; differentiated printing paths and material layouts are planned for different areas, material anisotropy is programmed by setting the movement angle of a printing spray head, and the stacking sequence and the thickness proportion of material layers are controlled; a multi-material composite printing process is adopted, PLA is deposited in the deformation area, and PETG is deposited in the non-deformation area; and finally, applying thermal stimulation at 70-75 DEG C to the component, so that the component is autonomously deformed into a three-dimensional functional component from a two-dimensional plane. Structural integrated manufacturing is achieved, deformation is accurate and controllable, interface combination is reliable, and the light weight and assembly efficiency is remarkably improved.

The invention discloses a titanium alloy with high strength, high plasticity and toughness and a weldable structure. The titanium alloy is a Ti-Al-Mo-V-Cr-Zr series beta-rich type two-phase titanium alloy. According to the titanium alloy, the composition of the titanium alloy is controlled, the synergistic effect of high-strength contribution of Al and Mo, plasticity and toughness guarantee of V and Nb, structure optimization of Cr and Zr and low-oxygen cleanliness control is exerted, the multi-performance balanced type high-strength, high-plasticity and high-toughness weldable structure titanium alloy is obtained, and after heat treatment, the tensile strength Rm of the titanium alloy is larger than or equal to 1100 MPa, the ductility A of the titanium alloy is larger than or equal to 15%, the fracture toughness KIC of the titanium alloy is larger than or equal to 80 MPa.m < 1 / 2 >, and the impact toughness KV of the titanium alloy is larger than or equal to 40 J; and the welding seam strength matching coefficient is 0.9 or above, collaborative optimization of high strength, high plasticity and toughness, weldability and environmental adaptability is achieved, and therefore the structural mass is reduced, the service life is prolonged, integrated manufacturing is facilitated, and the high-strength and high-toughness alloy is suitable for key components in the industrial field and extreme working condition engineering scenes.

The embodiment of the present application relates to the technical field of satellite device, and discloses a kind of manufacturing method of satellite support, the manufacturing method of satellite support includes: manufacturing base and at least two positioning parts by additive manufacturing method, positioning part is located on base;Functional components are matched with positioning part, so that positioning part is limited to functional components;Fixed part is manufactured on positioning part by additive manufacturing method, so that fixed part is connected with functional components.Additive manufacturing technology has the characteristics of high efficiency, flexibility and integration, compared with the manufacturing method of prior art, has high manufacturing freedom, so that satellite support can be embedded in functional components during additive manufacturing, and then the additive manufacturing technology and automatic embedding technology are combined, so that the position of functional components is constrained during additive manufacturing of satellite support, realizing the integrated manufacturing of the combination of structure and function of satellite support.

The application belongs to the technical field of plant process picture making, and discloses an anti-deformation plant collage picture integrated making process, which comprises five closely connected procedures of raw material screening and anti-deformation pretreatment, gradient dehydration and initial pressure shaping, bottom plate pretreatment and accurate positioning collage, integrated constant temperature pressing, double-layer sealing and shaping, and constructs an integrated anti-deformation system of "raw material-process-protection": the fiber toughness is enhanced through the anti-corrosion and anti-deformation treatment liquid, the three-dimensional gradient dehydration shaping process is adopted to realize uniform water removal and sufficient stress release, the bonding stability is strengthened through the primer treatment and integrated constant temperature pressing, and the double-layer sealing structure resists the influence of environmental factors and inhibits deformation. The collage picture product made by the application has high flatness and strong anti-deformation capacity, and has no obvious deformation after being stored at room temperature for 24 months, while the production efficiency and yield are improved, the application is suitable for various plants and bottom plates, and can realize manual and industrial large-scale production, and has environmental protection and practicality.

The present invention discloses an integrated method for fabricating a frequency selective surface (FSS) for a complex curved cavity structure. This method utilizes multi-process composite 3D printing as a technical approach, employing FDM technology to fabricate a water-soluble substrate. 3D direct writing technology is then used to create an inner FSS pattern on the substrate surface. The cavity structure itself is then printed on top of the substrate, and an outer FSS pattern is then created on the surface of the cavity structure. The water-soluble substrate is then dissolved, ultimately resulting in a complex curved cavity FSS structure with frequency selective patterns on both the inner and outer surfaces. Furthermore, through the practice of this invention, surface treatment measures are required for the 3D printed structure before fabricating the FSS pattern, improving the quality and precision of the FSS metallization pattern and ensuring the integrated fabrication of the complex curved cavity structure and the inner and outer FSS patterns.

The utility model discloses a glue filling technology, and provides a solution for optimizing the layout of a high-density power supply product, which comprises at least one or more electronic devices, a glue filling material and a PCB (Printed Circuit Board), the glue filling material is not limited to epoxy resin, a surrounding piece can be added aiming at the glue filling mode, but the glue filling material is not limited to one of sealants and an epoxy board; the electronic device is surrounded by the pouring glue, the surrounding shape can be irregular, and the pouring glue is filled and covers the electronic device, so that the layout design of a high-density product is improved, and the processing cost of a sub-board and the number of PCBs (Printed Circuit Board) can be reduced. According to the utility model, through a glue pouring process, the combination and integrated manufacturing of the mother board and the son board is realized by welding and assembling a plurality of boards, so that the welding quantity of the boards is reduced, the manufacturing quantity of the boards can be reduced by about 30%, and the cost is effectively reduced.

The invention discloses a modularized automobile intelligent light-emitting sealing strip system and a control and manufacturing method thereof. The system comprises: a base module having a built-in channel; the optical engine module is integrated in the built-in channel in a pluggable mode and comprises a partition light source unit, a gradient light guide body and a light sensor; and a light-transmitting outer cover module. According to the intelligent dodging control method, brightness distribution is sensed in real time through a sensor network, light source output is adjusted based on dynamic feedback and a partition cascade compensation algorithm, and self-adaptive optical compensation is achieved. According to the integrated manufacturing method, high-efficiency and high-consistency production is realized through optical engine prefabrication, matrix co-extrusion molding, modular integration and an online optical calibration process. According to the invention, the inherent contradiction between the light emitting function and the sealing function is solved, and high-reliability, high-uniformity and intelligent dynamic illumination and interaction for the vehicle are realized.

The invention discloses a structural circuit integrated manufacturing-oriented H-AMF multi-material model digital expression method, a storage medium and equipment, and the method comprises the steps: constructing a file header based on an XML architecture, defining a metadata region and a resource region of a structural circuit integrated model in the file header, and building a material library definition in the resource region; a compact ASCII data block is constructed in the XML architecture to serve as a unified geometric object area, and is used for storing vertexes and triangular patches of the structural circuit integrated model; introducing a vertex deduplication algorithm based on a hash table, and performing deduplication on vertexes of the unified geometric object area to obtain an index database; when the triangular patches are generated, reading a file header based on the XML architecture, obtaining material IDs corresponding to the triangular patches, and binding each triangular patch in the index database with the corresponding material ID; and writing the metadata area, the resource area and the index database of the structural circuit integrated model and the index database bound with the material ID into a disk, generating an H-AMF file, and realizing digital expression of the structural circuit integrated model.

The invention provides an ultra-precision machining machine tool of a double-tool-rest oppositely-arranged roller mold and a machining method of the ultra-precision machining machine tool. The ultra-precision machining machine tool comprises a main shaft system, a double-tool-rest system, an intelligent quick-change platform and a control system. The two tool rest systems are located on the two sides of a workpiece and oppositely arranged at 180 degrees, self-balance of radial cutting force is achieved, and machining deformation of the roller with the large length-diameter ratio is effectively restrained. The intelligent quick change platform adopts zero point positioning, RFID identification and medium quick docking technologies to realize quick change and automatic parameter reconstruction of functional modules such as turning, fly cutting and measurement. Self-adaptive control over the posture of the cutter is achieved. The machining precision and efficiency of the large-size roller mold are effectively improved, and turning, milling and measuring integrated manufacturing of a complex microstructure is achieved.

The application discloses a kind of soft material 4D printing method and device with regionalized magnetic domain direction.The method comprises the following steps: establishing partition three-dimensional model and planning printing path to generate original G code;Based on the preset magnetic domain direction requirement, obtain the driving parameters of multiple magnetic poles by magnetic field model reverse decoupling, and re-edit G code to integrate magnetic field control and UV light control instruction;Prepare UV-curable soft material containing magnetic particles;After setting printing parameters, execute printing, synthesize three-dimensional magnetic field of preset direction at extrusion point when material extrusion makes magnetic particles directional, and delay to open UV light curing to lock magnetic domain direction.The application realizes three-dimensional space regionalization editing of magnetic domain direction inside soft material, significantly improves the deformation design freedom and motion control accuracy of 4D printing product, and provides reliable technical support for integrated manufacturing of complex driven soft robot.

The invention relates to the technical field of additive and subtractive integrated intelligent manufacturing, and discloses an intelligent manufacturing system and method for coaxial feeding, stirring and friction solid-phase additive-subtractive machining integrated equipment. And efficient additive deposition and precise subtractive machining can be achieved on one equipment platform. A metal material is fed into a friction stir head through a coaxial feeding device, surface finishing and surface layer removal are carried out through a material reducing module while additive manufacturing is carried out through solid heating and plastic deformation technologies, surface, interlayer and internal structure performance regulation and control are carried out in combination with needle-free friction stir treatment and synchronous induction heating rolling, and the mechanical property of the metal material is improved. The problems of precision, surface quality and production efficiency which cannot be independently achieved through single additive manufacturing or subtractive machining are solved, efficient utilization of materials can be achieved in manufacturing of high-performance and large complex structural parts through the additive and subtractive composite technology, and meanwhile the forming precision and the mechanical property are guaranteed.

The application relates to the technical field of micro-light image intensifier manufacturing, and discloses a high-efficiency semiconductor photocathode micro-light image intensifier integrated manufacturing equipment, which comprises a photocathode assembly sample feeding treatment unit and a fluorescent screen tube body sample feeding unit; the photocathode assembly sample feeding treatment unit comprises a cathode sample feeding chamber, a 200 DEG C preheating and degassing chamber, a 450 DEG C photocathode assembly degassing chamber, a transition chamber, a cesium-oxygen activation chamber and a cathode trolley taking-out chamber which are sequentially connected; the fluorescent screen tube body sample feeding unit comprises a tube body sample feeding chamber, two 450 DEG C fluorescent screen tube body degassing chambers, an electronic cleaning chamber, an assembling chamber, a multi-station press-sealing chamber and a finished product sampling chamber which are sequentially connected; the 15 vacuum chambers are arranged in a modular mode and respectively undertake different functional tasks, the double-line parallel process of the fluorescent screen tube body and the photocathode assembly supply is realized, and the production line efficiency is improved; the multi-station activation and the multi-station press-sealing can significantly improve the equipment utilization rate, and the production efficiency can be improved by more than 20 times.

This invention relates to the field of integrated manufacturing technology, specifically to an automated production line collaborative control method and system for automotive connectors. The method includes the following steps: a central controller broadcasts a timer; timestamps of workstation actions are collected; the controller calculates a feature vector composed of timing phase difference and spatial position deviation; the vector is judged; if the timing deviation is large, time compensation is calculated; if the spatial deviation is large, a flexible time slot is requested; a collaborative scheduling strategy is generated to superimpose compensation for the workstation or suspend downstream execution for correction. In this invention, by broadcasting a standard timer signal and collecting workstation action timestamps and image data, real-time quantitative perception of the production line's spatiotemporal status is achieved, constructing an operational feature vector. When the phase or position deviation exceeds a threshold, simple start / stop is abandoned; precise time compensation is calculated or a flexible time slot occupancy request is generated; a dedicated timer is issued or downstream permissions are dynamically adjusted, forming a closed-loop feedback regulation to actively suppress deviation accumulation and improve the accuracy and stability of production line collaboration.

The invention discloses a dual-wavelength femtosecond laser direct-writing miniaturized precursor ceramic high-temperature thin film sensor, and relates to the technical field of high-temperature thin film sensor manufacturing. Depositing the precursor functional slurry on the surface of a substrate layer by layer by adopting additive manufacturing processes such as blade coating, direct writing and the like, and performing pyrolysis to form an amorphous ceramic multilayer film; based on a dual-wavelength femtosecond laser micro-nano processing platform, the device comprises 1035nm / 343nm double light sources, a light path transmission system and a motion platform, and the characteristics of femtosecond laser ultrashort pulse and high peak power density are utilized to realize submicron precision graphical processing of a precursor ceramic film. And the area of the high-temperature film sensor unit is reduced from the square millimeter level of the traditional process to the square micron level. The method has the advantages of dual-wavelength laser collaborative processing, multi-layer film compatibility and the like, overcomes the disadvantages of large size and poor forming precision of a traditional additive manufacturing precursor ceramic film sensor, and provides a new normal form for integrated manufacturing of a micro sensor array serving in an extreme environment.

The invention discloses a high-strength metal pipeline based on a 3D printing metal material and a manufacturing process of the high-strength metal pipeline, and belongs to the technical field of metal machining and manufacturing. According to the integrated manufacturing scheme, the 3D printing technology is used for replacing traditional welding. The manufacturing process comprises the steps of preparatory work, metal pipeline fixing, 3D printing and post-processing, specifically, the surface of the metal pipeline is cleaned, a 3D printing model is designed, after the pipeline is fixed through a special clamp, a laser or electron beam selective melting technology is adopted, metal powder of a matched material is selected to be printed on the surface of the pipeline layer by layer to form an integrated structure, and the integrated structure is formed. Finally, the performance is improved through heat treatment and surface treatment. According to the process, metallurgical bonding of the metal pipeline and the printing material is achieved, welding defects are eliminated, the structural strength and the size precision are improved, and the production efficiency and the quality consistency are improved. The prepared metal pipeline can meet the requirements for high-strength and high-reliability pipelines in the fields of aerospace, precise instruments and the like.

The invention discloses a double-helix spring integrated manufacturing device based on rotational-flow-free state forming, and relates to the technical field of spring forming. The device comprises a machine tool, a first-stage rotational-flow-free forming unit, an inter-stage guide channel and a second-stage winding forming unit, the first-stage rotational-flow-free forming unit comprises a first-stage core rod mounting seat, a first-stage core rod, a planetary wire guide nozzle, a first-stage rotation driving mechanism and a material pushing element, and a topological structure that the core rod is static and metal wires are wound is adopted; a metal wire is wound on a static primary core rod through a rotary planetary wire nozzle, a coil wound to be formed is continuously extruded in the direction of an interstage guide channel in cooperation with a material pushing element, and an output primary spring does not have any rotation component and is output in a linear translation fluidization mode, so that the metal wire can smoothly enter the subsequent static interstage guide channel, and the production efficiency is improved. The secondary core rod is convenient to wind to rotate, the problem of interstage rotation interference is thoroughly solved, continuous and integrated forming of the double-spiral spring is achieved, and the production efficiency is improved.

The invention relates to a deep X-shaped hole filling and leveling and MSAP fine circuit integrated manufacturing method of an IC carrier plate. The method comprises the following steps: step S1, deep hole filling; step S2, copper reduction; s3, a dry film covers the filling area of the deep hole, and other areas are completely exposed; s4, etching to completely remove the surface copper plating layer of the exposed area and the original ultrathin copper foil below the exposed area, and exposing the original resin surface of the substrate; s5, removing the dry film, and grinding the copper columns protruding out of the surface to enable the copper columns to be coplanar with the original resin interface of the substrate; s6, re-depositing a seed layer on the surface of the substrate; and S7, forming a fine circuit pattern on the seed layer. According to the method, void-free filling of the blind hole with the depth larger than or equal to 150 microns and high-precision manufacturing of the line with the line width smaller than or equal to 30 microns are successfully achieved, a manufacturing solution with excellent performance and mass production feasibility is provided for high-density and three-dimensional advanced packaging, and the product competitiveness and the industrial practical value are remarkably improved.

The invention discloses a manufacturing process and equipment for a light high-brightness plastic product, and the process comprises the following steps: firstly, carrying out micro-foaming injection molding by utilizing thermoplastic resin containing supercritical fluid or a chemical foaming agent, and controlling the size and distribution of internal foam holes of a base material by regulating and controlling foaming process parameters, so as to adjust the light transmittance and haze of the base material; performing flame or plasma on-line modification treatment on the surface of the base material by utilizing an automatic surface treatment device in a mold opening or station switching process; finally, a polyurethane reaction system is injected into the surface of the modified base material through a reaction forming technology to form a polyurethane functional layer, and different optical functional areas can be achieved through partition injection or thickness control. Correlation type forming equipment matched with the technology integrates the functions of foaming injection molding, online interface modification and polyurethane reaction forming, in-mold integrated manufacturing of a lightweight foaming base material and a highlight functional surface layer is achieved, and the surface quality, the interface bonding performance and the optical regulation and control capacity of a product can be effectively improved.

The application discloses a kind of ultra-precision additive and subtractive integrated manufacturing whole-process closed-loop control method and system, belong to high-end ultra-precision manufacturing and industry mother machine technical field.This system is based on domestic five-axis additive and subtractive integrated machine tool construction, realize the seamless connection of additive near net shaping and ultra-precision subtractive final machining under the same clamping, cooperate with digital twin pre-compensation algorithm to offset more than 95% machining deformation, and realize IT4 level and above ultra-precision precision mass production stably.The application breaks through the industry bottleneck of high-end manufacturing relying on imported five-axis machine tool, ultra-precision machining low yield, poor batch stability, equipment and process 100% domestic self-controllable, can be widely used in army artillery guided ammunition core parts, armored vehicle engine precision components, military special precision mold and other scenes.

The invention discloses a material for a harmonic reducer flexible gear and a blank machining method. The material for the harmonic reducer flexible gear comprises 0.3 wt% to 0.5 wt% of manganese, 0.03 wt% to 0.1 wt% of titanium, 0.05 wt% to 0.15 wt% of niobium, 0.002 wt% to 0.01 wt% of boron, 0.02 wt% to 0.08 wt% of cerium and 0.01 wt% to 0.03 wt% of magnesium. According to the machining method, an integrated manufacturing route of powder electrostatic purification, MIM near-net forming, hot isostatic pressing densification and local strengthening and heat treatment is adopted, the inclusion content is controlled from the source, the material utilization rate and compactness are improved, targeted strengthening is conducted on stress concentration parts, and overall toughness, local ultrahigh strength and abrasion resistance are considered. According to the scheme, the fatigue life of the flexible gear is remarkably prolonged, the comprehensive performance of the flexible gear is remarkably improved, the material utilization rate is greatly increased, the machining procedure is simplified, the machining efficiency is improved, and the production cost is reduced.