48 results about "Rapid manufacturing" patented technology

The application discloses a plate heat exchanger for drilling mud cooling test, which comprises a front end plate assembly, a rear end plate assembly and a heat exchange plate assembly arranged between the two; the front end plate assembly, the heat exchange plate assembly and the rear end plate assembly are sequentially and tightly connected; the application is beneficial to modular design; the core function area of the reconfigurable plate can be customized and designed independently of the main body frame, the sealing and the connecting structure of the plate; in combination with 3D printing technology, the plate with different internal topological structures can be quickly manufactured and replaced according to specific experimental conditions and innovative ideas, flexible and quick switching of experimental configuration is realized, the research and development iteration cycle of the heat exchanger for mud cooling is greatly shortened, meanwhile, the drilling mud and the refrigerant obtain more uniform flow velocity distribution in the flow channel of the heat exchanger, and local heat transfer efficiency distortion caused by uneven fluid distribution is fundamentally avoided.

The application discloses a Seethrough automobile model manufacturing method, and belongs to the technical field of automobile model design and manufacturing, and specifically relates to a Seethrough automobile model manufacturing method, which comprises the following steps: Step 1: data processing and structure design, skeleton processing, blank preparation, automobile body prototype and rapid forming part manufacturing are carried out through CAM and CNC technologies to meet the requirements of curved surface processing and precision, Step 2: blank preparation and skeleton manufacturing, skeleton processing, blank preparation, automobile body prototype and rapid forming part manufacturing are carried out through CAM and CNC technologies to meet the requirements of curved surface processing and precision, Step 3: interior and exterior trim rapid part manufacturing, Step 4: assembly adjustment, assembly adjustment is carried out in the assembly adjustment stage, detection and adjustment are carried out through CAQ technology, Step 5: surface treatment, Step 6: light effect programming and debugging, and Step 7: overall assembly, rapid manufacturing of a high-simulation and multi-functional comprehensive automobile model is realized, the CAD software and the CAM and CNC technologies are used, adaptive adjustment is carried out according to the change of data, and stable connection and integration with other management information systems are realized.

The invention discloses a silicon carbide wafer cutting method which comprises the following steps: cutting a crystal bar to obtain a plurality of to-be-ground wafers with the same thickness; grinding the front surface and the back surface of the to-be-ground wafer to obtain a ground wafer; and performing laser cutting and stripping on the grinding wafer to obtain two target wafers. In the technical scheme, the crystal bar is cut to obtain the to-be-ground wafer, then the surface of the to-be-ground wafer is ground to obtain the ground wafer so as to avoid the warping problem of the silicon carbide wafer, and finally, the ground wafer is cut and stripped by the laser to obtain the target wafer so as to ensure the rapid manufacturing of the silicon carbide wafer. The silicon carbide wafer can be quickly obtained through the first step to the third step, so that the manufacturing efficiency of the silicon carbide wafer is greatly improved.

The present invention features a liquid, solvent-free, silica precursor and two-photon 3D printing process to meet the increasing needs of high-precision glass micro-optics and address the major limitations of current three-dimensional (3D) printing optics. The printed optical elements may be fully converted to transparent inorganic glass at temperatures as low as 600° C. with shrinkages as low as 17%. The present invention includes a complete process chain, from material development, printing process, and performance evaluation of the printed glass micro-optics. 3D printing of glass micro-optics with isotropic shrinkage, micrometer resolution, low deviation peak-to-valley value (<100 nm), and low surface roughness (<6 nm) has been demonstrated. The present invention enables the rapid fabrication of complex glass micro-optics previously impossible using conventional glass optics fabrication processes.

The embodiment of the application discloses a kind of test verification method, device and equipment of engine air passage, obtain the casting model of engine cylinder cover, and input to the casting simulation software to obtain the deformation condition of casting model.According to the deformation condition, obtain the correction model of engine cylinder cover, and print the engine air passage entity model in engine cylinder cover correction model using selective laser sintering printing technology.The entity parameter of entity model is obtained and compared with design parameter.When the comparison result is that entity parameter is inconsistent with design parameter, the casting process of casting model is adjusted according to the result to adjust the casting model or adjust the engine cylinder cover correction model.The application predicts the deformation condition of cylinder cover casting process based on casting simulation software, and can quickly test the performance index of air passage while ensuring the consistency of size through printing technology, improve the accuracy and efficiency of air passage development.

The invention relates to the technical field of additive manufacturing, in particular to an advanced packaging RDL additive manufacturing method based on electric field driving spray deposition, and adopts an electric field driving spray deposition micro-nano 3D printing technology. Successively printing a first dielectric layer and a first circuit pattern layer formed by printing conductive paste on the substrate according to a set printing mode and process parameters; the method comprises the following steps: firstly printing a first dielectric layer, then continuously printing a second dielectric layer, punching the second dielectric layer, filling holes with conductive slurry to realize inter-layer circuit interconnection, then printing a second circuit pattern formed by printing the conductive slurry, and repeating the steps of printing the dielectric layer and the circuit pattern and the steps of punching and filling holes so as to complete the preparation of the multilayer RDL; according to the method, integrated rapid manufacturing of the multi-layer rewiring structure is achieved through direct printing and interlayer interconnection of the dielectric layers and the high-precision wires, the problems that a traditional RDL technology is complex, long in period and poor in flexibility are solved, particularly, the method has unique advantages in the design verification stage, and rapid prototype verification of the RDL can be achieved.

The application discloses a kind of manufacturing methods of structural conformal FBG sensing array, it is related to 3D printing and fiber sensing technical field, the method includes: FBG material is loaded into printing needle tube and is fixed on the mechanical arm of five-axis printer;Viscous film is laid on the motion platform of five-axis printer, start five-axis printer and print FBG material on platform surface according to pre-designed path, and control the rotation parameter of motion platform in the printing process, to increase the bending angle of FBG material when printing grating area;The translation parameter of mechanical arm is controlled simultaneously, so that the distance between needle and viscous film in vertical direction is greater than minimum preset distance;The method is based on determining the minimum preset distance between needle and platform when printing, the minimum bending radius of array bending part on viscous film, realizes the plane or curved surface manufacturing of FBG using five-axis printer, with the advantages of low cost, high efficiency, high manufacturing precision, suitable for large-scale sensing array rapid manufacturing.

We provide artificial shuttlecock feathers made from composite materials that offer the advantages of rapid manufacturing, a robust structure, and reduced consumption of natural resources. [Solution] The present invention provides a composite material artificial feather for shuttlecocks, the structure comprising a main shaft manufactured from a first plastic injection molded material and a feather valve manufactured from a second plastic injection molded material, wherein the density of the first plastic injection molded material is greater than that of the second plastic injection molded material, the feather valve covers the outside of the main shaft and has a plurality of grooves on its front surface and a flat surface on its back surface, the composite material artificial feather for shuttlecocks of the present invention is manufactured by overmolding or embedded injection molding technology, the main shaft manufactured from the first plastic injection molded material can provide sufficient structural strength, and the feather valve manufactured from the second plastic injection molded material can reduce the weight of the artificial feather.

This application discloses a method for determining whether a frequency control line is short-circuited and its application in manufacturing transmission lines, belonging to the field of superconducting quantum chip manufacturing. The method for manufacturing the transmission line includes: providing a substrate having a substrate and a conductive layer, wherein the conductive layer provides a ground plane for the superconducting quantum chip, and the conductive layer also has a window exposing the substrate; forming a conductive line in the window, having a control end close to the superconducting quantum bit and a distal end far from the control end, the distal end being disconnected from the ground plane through a gap; and, under the condition that the conductive line is determined to be disconnected from the ground plane, electrically connecting the distal end to the ground plane. This method enables rapid manufacturing of transmission lines and determination of whether a frequency control line is short-circuited.

The present invention provides a method for manufacturing a light modulation device, the method including the step of attaching a first substrate having a glue layer or an adhesive layer formed on a first surface and a second substrate having a spacer and a liquid crystal alignment film formed on a first surface while being transported by a roller, wherein the first substrate and the second substrate are attached such that each first surface faces each other. Accordingly, the present invention can provide a so-called roll-to-roll process, whereby a light modulation device having excellent adhesion between two substrates can be rapidly manufactured while achieving a desired alignment state (e.g., a liquid crystal alignment state) of a light modulation layer.

The invention relates to a manufacturing method of a sample loading clamp for a thermal simulation testing machine. The manufacturing method comprises the following steps: 1) respectively wrapping a cylindrical material I, a cylindrical material II and a round bar material by using an isolation material belt; (2) the first cylindrical material, the round bar material and the second cylindrical material are stacked on a mold base; 3) placing an isolation material plate and a mold; 4) adding inlay powder into the semi-annular cavity; (5) the inlaid powder in the semi-annular cavity is compacted; 6) placing a mold cover on the top of the mold; (7) pressurizing, heating and preserving heat; 8) cooling and removing the pressure; 9, the mold cores are taken out, and the two sample loading clamps for the thermal simulation testing machine are obtained.The sample loading clamps used for installing samples on the thermal simulation testing machine are rapidly manufactured through an inlaying method, and the sample loading clamps are simple in structure, convenient to use, high in manufacturing precision, high in centering performance, capable of being repeatedly used and beneficial to improving the thermal simulation testing efficiency.

A device and method for continuous on-orbit manufacturing of rods based on pultrusion molding and coiled rod materials are disclosed, relating to the field of aerospace on-orbit manufacturing technology. This invention addresses the problems of existing space truss structures, which are mostly deployable, subject to mechanical environmental influences during launch, unable to be transported in large sizes, have high launch costs, and long manufacturing-launch-service cycles. Furthermore, the invention addresses the low efficiency and inability to rapidly manufacture continuous truss structures using 3D printing technology. The device employs a longitudinal beam manufacturing unit to manufacture longitudinal beams, which are then fed to a secondary beam winding unit. The secondary beam winding unit outputs three rods, adjusts their bending angle, and winds them onto the longitudinal beams. After winding, the rods are fed to an ultrasonic welding unit for welding. The welded secondary beams and longitudinal beams are then fed to a truss traction unit for traction. An overall support structure supports the longitudinal beam manufacturing unit, secondary beam winding unit, ultrasonic welding unit, and truss traction unit. This invention is suitable for continuous on-orbit manufacturing based on pultrusion molding and coiled rod materials.

The paperboard manufacturing device for the environment-friendly packaging box comprises a working frame, a corrugated indentation roller is rotationally connected to the interior of the working frame, a working table is arranged on one side of the working frame, an upper adsorption plate and a lower adsorption plate are arranged on one side of the working table, the upper adsorption plate is movably connected with the working table through a telescopic rod, and the lower adsorption plate is movably connected with the working table through a telescopic rod. Relates to the technical field of packaging box paperboard manufacturing. After the servo motor rotates to drive the corrugated indentation roller to rotate, the connecting straight gear can be driven to rotate through the gear set, so that the connecting straight gear drives the vertical rack to move, one side of the rack is fixedly connected with the paper bearing frame, and the paper bearing frame is fixedly connected with the upper adsorption plate. Therefore, the driven bevel gear can drive the height of the upper adsorption plate to be adjusted after rotating, so that corrugated paper rolled by the corrugated indentation roller can be directly glued with paper on the lower adsorption plate or the upper adsorption plate after being input to the workbench, and rapid manufacturing operation of the corrugated paper is achieved.

The invention relates to the technical field of TiAl pre-alloyed component target material powder metallurgy forming processes, in particular to a TiAl pre-alloyed target material hot isostatic pressing forming process which is suitable for preparing a high-purity sputtering target material with the purity being 4N5 or above for chips with the specification being 28 nm threads or below. The method comprises the steps that TiAl alloy is subjected to three times of homogeneous smelting alloying and then subjected to atomization powdering, TiAl alloy powder is screened and then directly loaded into a sheath to be subjected to mechanical vibration densification, hot isostatic pressing treatment is conducted on a sheath blank after staged degassing is conducted, and a high-density target blank is obtained after the sheath is removed; and the Ti50Al alloy target material component with the shape and the microscopic structure meeting the requirements is obtained after the target blank is machined. Rapid manufacturing is achieved through hot isostatic pressing forming of the pre-alloyed powder, it can be guaranteed that the powder target material component is uniform and consistent in structure component, free of air holes and high in purity, and the comprehensive performance meets the technical requirements of semiconductor chip sputtering.

Semiconductor thin films and rapid methods of fabrication can include mixed cations created through recrystalization.

The utility model discloses a simple die structure of an engineering machinery cab, which relates to the field of structures of various engineering machinery vehicle bodies, and comprises an upper die assembly and a lower die assembly, the upper die assembly comprises a first layering piece, a first welding piece, a second welding piece, a third welding piece and a fourth welding piece, the lower die assembly comprises a second layering piece, a fifth welding piece, a sixth welding piece, a sixth welding piece and an eighth welding piece. According to the simple mold structure of the engineering machinery cab, a three-dimensional model product can be quickly converted into an actual product, so that a mold can be quickly manufactured, the three-dimensional model product can be converted into a real product in a short time and at low cost by adopting the simple mold, and small-batch manufacturing can be realized; the manufacturing process and period of the grinding tool can be effectively simplified, so that the higher product output speed is achieved, and meanwhile, the manufactured engineering machinery cab is simpler and more attractive in forming effect compared with a traditional mode of manual beating.

The utility model relates to a laser printer and a laser powder laying printing device, the laser printer comprises a plurality of laser emitters, each laser emitter emits a laser beam, the laser beam emitted by each laser emitter can act on dust to achieve fusion or sintering, the laser beams emitted by the plurality of laser emitters are parallel to each other, and the laser beams are parallel to each other. The plurality of laser beams are vertically emitted into the dust to realize a sintered printing surface, and the working state of each laser emitter is independently controlled. A plurality of laser emitters are adopted, a traditional single-laser point-by-point serial scanning mode is changed, multiple laser beams can synchronously act on different areas of a powder layer, parallel sintering is carried out on a large-area printing area, the single-layer printing time is greatly shortened, the printing efficiency is improved, and the requirement for rapid manufacturing of modern industrial large-scale production is met.

The invention discloses diamond reinforced alumina slurry suitable for DLP printing and a preparation method thereof.The slurry is grafted with modified diamond particles through a coupling agent and a polymer, polar groups such as hydroxyl groups and epoxy groups are introduced to the surfaces of the diamond particles through hydrolysis and combination reactions, and the interface bonding force with alumina particles is enhanced; the problem of interfacial compatibility of diamond particles and aluminum oxide is solved, uniform dispersion of the particles and resin is ensured by adopting a three-step composite dispersion process, namely a ball milling-vacuum stirring composite dispersion process, the overall uniformity of the diamond-enhanced aluminum oxide slurry is ensured by adopting a vacuum homogenizer, and the obtained slurry is moderate in viscosity, high in light curing speed and high in strength. The printed and formed ceramic part has excellent mechanical property and wear resistance after being sintered, and is suitable for rapid manufacturing of high-precision complex ceramic parts.

The utility model discloses an auxiliary cathode rapid manufacturing device which comprises a supporting platform, a supporting assembly, a fixing piece and an operation assembly, the supporting assembly is arranged on the supporting platform, the fixing piece and the operation assembly are arranged on the supporting assembly, the operation assembly comprises a rotating disc, a guide rod and an operation unit, and angle scale marks are arranged along the outer wall of the guide rod. The angle scale marks are used for identifying the rotation angle of the turntable, the turntable is arranged on one side of the fixing piece, the guide rod is fixedly connected with the supporting assembly, the turntable sleeves the guide rod, the turntable is movably connected with the guide rod and the fixing piece, an operation unit is arranged at one end of the top of the turntable, a gap is formed between the operation unit and the guide rod, and the operation unit is movably connected with the guide rod and the fixing piece through the turntable. The rotating disc can flexibly rotate within a certain range, angle scale marks are arranged along the outer wall of the guide rod, the rotating angle of the rotating disc can be accurately controlled in the operation process, and then the copper rod manufacturing precision is improved.

The application discloses an aluminum alloy cylinder additive and subtractive composite manufacturing method, system and equipment, and relates to the technical field of additive and subtractive composite manufacturing. A three-dimensional data model of a ribbed plate aluminum alloy cylinder component is secondarily adjusted to obtain a ribbed plate aluminum alloy cylinder component blank data model; slicing and layering processing is performed to obtain multiple layers of slices; mechanical arm track planning is performed according to the surface structure of any one layer of the multiple layers of slices to obtain mechanical arm additive path planning instructions; the mechanical arm subtractive path planning instructions are obtained according to the surface structure of the ribbed plate aluminum alloy cylinder component blank data model; the ribbed plate aluminum alloy cylinder component additive and subtractive composite manufacturing instructions are obtained; and the ribbed plate aluminum alloy cylinder component is obtained. The application quickly prints an aluminum alloy cylinder blank body in near net shape through additive manufacturing, and precisely processes the ribbed plate area by using a numerical control machine tool subtractive method, so that the size adjustment, surface roughness and other indexes are accurately realized, and the ribbed plate aluminum alloy cylinder component with high precision is rapidly manufactured.

The invention discloses a patterned cell culture substrate for cell behavior regulation and a preparation and use method thereof. The preparation method comprises the following steps: preparing the patterned cell culture substrate on the inner surface of a conventional cell culture substrate through a patterning technology; the patterned cell culture substrate has a three-dimensional microgroove structure. The three-dimensional microgroove structure can provide various three-dimensional microenvironments for cell growth, so that the contact guide effect of cells is triggered, the cell behaviors are regulated and controlled, and a good cell behavior regulation and control effect is achieved. By adopting the laser patterning technology, the photoetching technology and the electron beam photoetching technology, the rapid manufacturing of the patterned cell culture base material and the manufacturing of the cell culture base material with high-precision and high-complexity micro-nano scale patterns can be realized. Meanwhile, the problem that the pattern stability is insufficient when the patterned cell culture substrate is prepared by adopting a chemical modification method is avoided.

The invention discloses a joint three-dimensional model 3D printing-based dissection fit type ice compress bag preparation method. The method comprises the following steps of S1, three-dimensional data acquisition and male model digital model establishment; s2, 3D printing of a joint male mold prototype: importing the joint male mold digital model into a 3D printer, and printing a solid joint male mold prototype by using rigid photosensitive resin or an ABS (Acrylonitrile Butadiene Styrene) material through an SLA (Stereoscopic Laser Amplification) or FDM (Fused Deposition Modeling) technology; s3, duplicating a silica gel forming female mold: taking the 3D printing joint male mold prototype as a female mold, and manufacturing a female mold by adopting a silica gel casting or injection molding process; s4, forming a silica gel bag body; and S5, post-processing and assembling are carried out. And step S6, assembling. The male mold prototype is rapidly manufactured through the 3D printing technology, the liquid silica gel casting or injection molding technology is combined, large-scale production of three general models of'large, medium and small 'is achieved, then the telescopic structure is assembled to adapt to individual difference adjustment, and the ice compress bag with the personalized attaching effect is formed.

A system and a method for the rapid manufacturing of objects by direct metal deposition are disclosed. The system and method include an oscillating nozzle suspended by a gantry system or a robotic arm over a workpiece build. In some embodiments, the workpiece build is supported by a rotary stage, while in other embodiments the workpiece build is stationary. In embodiments including a rotary stage, the oscillating nozzle oscillates back and forth along the X-axis, and / or rotates clockwise and counter-clockwise about the Y-axis, as the rotary stage rotates about the Z-axis, resulting in a sinusoidal toolpath. In embodiments lacking a rotary stage, the oscillating nozzle is continuously rotated about the Z-axis by the gantry system or the robot arm. The sinusoidal toolpath results in a sinusoidal deposition track, which is particularly useful for building walled structures having rotational symmetry, including conical structures.

The present teachings describe electrolytes and electrodes (anodes and cathodes), usually as a layered system, for use in solid oxide cells such as solid oxide fuel cells and electrolyzers. The present teachings also describe methods of using the electrolytes and electrodes and solid oxide cells as well as methods of making the electrolytes, electrodes, and SOCs.

The invention belongs to the technical field of steel casting production, and provides a deoxidation control method for a high-alloy steel casting, which comprises an EAF furnace: adopting an oxidation smelting process, and controlling residual elements P to be less than or equal to 0.028% and V to be less than or equal to 0.08%; in the first LF furnace, a nitrogen control measure is adopted, firstly, CaO, fluorite, a synthetic refining slag agent and Al particles are added, and thin slag is rapidly manufactured; then CaO, aluminum-calcium alloy balls, Al particles and the like are supplemented to adjust the alkalinity of the slag, and the thickness of a slag layer is increased; in the VOD furnace, an oxygen blowing reaction and a decarburization reaction are carried out at the same time; and in the second LF furnace, the measures of combining deoxidation with microalloying are adopted, and the components of the molten steel are accurately adjusted. By means of the method, the total content of nitrogen in the molten steel can be controlled to be 50 ppm or below, the nitrogen content of a finished casting blank is controlled to be 50-65 ppm or below, and the use requirements of customers are met.

The utility model discloses a cosmetic bottle cap forming mechanism which comprises an upper die, a lower die, a first die core and a second die core, and a die cavity is formed among the upper die, the lower die, the first die core and the second die core. The upper die and the lower die are provided with a slide way I and a slide way II, the die core I is arranged in the slide way I, and the die core II is arranged in the slide way II; a bottle cap shape shaping structure is arranged between the upper die and the lower die and comprises a groove structure, an arc-shaped surface structure, an annular groove structure I and an annular groove structure II; through the arrangement of the upper mold, the lower mold, the mold core I, the mold core II and the like, the rapid casting molding operation of the cosmetic bottle cap is realized, meanwhile, the effects of rapid cooling, molding and automatic demolding are realized, and the rapid manufacturing of the bottle cap is realized.

The present application relates to the field of aviation equipment maintenance, and particularly relates to an aircraft refueling control valve nut inner thread repairing device and a manufacturing method thereof, which comprises a base plate, further comprises a positioning gyroscope connected with a piston and a screw tap tenon, a cylindrical gyroscope handle with the same shape as the through hole of the piston is arranged on the positioning gyroscope, and a gyroscope disc with the same shape as the groove of the piston is arranged on the positioning gyroscope, the shape of the positioning gyroscope is gyroscope, and the specific steps are as follows: S1, size design; S2, positioning gyroscope model creation; S3, model data processing; S4, 18Ni300 die steel powder preparation; S5, positioning gyroscope rapid preparation; S6, aircraft refueling control valve nut inner thread repairing device assembly; the positioning gyroscope with the size of the piston accessory and the screw tap accessory is designed to be gap fit with both, 18Ni300 maraging steel material is selected, laser selection melting forming technology is adopted for rapid manufacturing, and finally the aircraft refueling control valve nut inner thread repairing device with variable range of clamping angle is obtained.

The utility model relates to the field of manufacturing equipment, and discloses a steam turbine rotor assembling support rapid manufacturing device which comprises a feeding base, a clamping top plate and a clamping base, the feeding base and the clamping base are both provided with supporting legs, a supporting column and the clamping top plate are installed on the clamping base, a feeding mechanism is arranged on the feeding base, and a discharging mechanism is arranged on the clamping base. Automatic feeding is achieved through cooperative operation of a first hydraulic cylinder, a push plate, a limiting column and a supporting plate, a containing groove in the push plate corresponds to a feeding port, a centering and clamping mechanism is arranged on a clamping base, automatic centering and clamping of an object are achieved through precise components such as a sliding base, a sliding plate, a connecting rod and a roller, precise positioning is guaranteed through cooperation of the sliding base and the sliding plate, and the automatic centering and clamping of the object are achieved. Friction and deviation of the rollers and the roller support are reduced, it is ensured that objects are kept stable in the assembling process, the equipment is high in automation degree, time is greatly saved, labor cost is reduced, and the manufacturing efficiency and precision of the steam turbine rotor assembling support are improved.

The present application relates to the field of frozen sand mold green casting technology, and proposes a frozen sand mold additive manufacturing short process forming method and device, mainly comprising a sand laying box, a vortex refrigerator, a printing device, a supporting plate, a recycling box, a rack, a motor, a switch plate, a flow baffle, a filter screen, a turbine fan, a control plate, a partition plate and a guide rail mechanism. The device and method use sand laying, printing and rapid balanced refrigeration device to make the frozen sand mold, and the vortex refrigerator realizes rapid refrigeration and forming of the thin layer of the sand printing surface by using the heat conduction principle. At the same time, the turbine fan is used to transport low-temperature gas to the forming chamber on both sides, and the balanced refrigeration of the core and the surface of the forming chamber is realized by using the principle of heat convection, thereby realizing the rapid manufacturing and preservation of the complex frozen sand mold. The automatic switch plate is arranged below the forming chamber on both sides, and the rapid sand cleaning of the printing area is realized by using the gravity and fluidity of the sand mold. The frozen sand mold with the size precision requirement is obtained, and the frozen sand mold preparation process is shortened.

The invention relates to a rapid manufacturing device and method for a casting mold through cooperation of digital design and 3D printing, and the rapid manufacturing device comprises a bearing rack, a working table, a 3D printer, a stock bin, a bearing supporting table, a control terminal, a data server and a driving circuit, and the working table and the bearing supporting table surround the bearing rack and are connected with the outer side face of the bearing rack through a lifting driving mechanism; the stock bin and the data server are embedded in the bearing rack, the stock bin is connected with at least one 3D printer, each 3D printer is connected with the upper surface of one working table, and each control terminal is connected with the upper end face of one working table. The using method comprises the three steps of system equipment, mold detection and mold machining. On one hand, the requirement for simultaneous cooperative work of multiple persons is effectively met, and the communication efficiency and the design efficiency of design work are greatly improved; and on the other hand, the working efficiency and precision of design surveying and mapping operation are effectively improved, the labor intensity is effectively reduced, and therefore the working efficiency and quality of mold design are greatly improved.