665 results about "Transfer printing" patented technology

The invention relates to a pad printing machine which comprises a machine table, a pad printing device and a first position recognition module. The transfer printing device comprises a bearing unit, a product jig, a jig coarse positioning module, a jig correction module, an imprinting module, an inking module and a rubber head cleaning module, wherein the inking module and the rubber head cleaning module are adjacent to the imprinting module. The jig correction module comprises a first position identification assembly and a correction assembly; the impressing module comprises a rubber head assembly and a jacking assembly; the jig coarse positioning module, the correcting assembly and the jacking assembly are located below the bearing unit. The jig coarse positioning module is used for performing coarse positioning on the position of the product jig; the first position recognition assembly is used for collecting pose deviation of the product jig or a product on the product jig, and the correction assembly performs pose correction based on the pose deviation; the jacking assembly is used for jacking the product jig, and the glue head assembly is used for imprinting products on the product jig. According to the scheme, transfer printing operation can be carried out more accurately and reliably in the transfer printing process, and the yield of products is greatly improved.

The utility model discloses a crystal label printer which comprises a printer main body and release paper, the printer main body is provided with a printing area for the release paper to pass through, and the printer assembly moves on the printer main body and sprays a pattern layer on the release paper. The printing vehicle assembly comprises a first spray head used for spraying a self-adhesive water layer on release paper, a second spray head used for spraying a white ink layer, a third spray head used for spraying a color ink layer, and a fourth spray head used for spraying a curing gloss oil layer and a gold stamping gloss oil layer. Two film covering assemblies are sequentially arranged at the position, located at the output end of the printing area, of the printer body and used for stamping a gold film on the gold stamping gloss oil layer and covering a release paper pattern with a positioning film after the gold film is stamped, and the gold film is stamped on the gold stamping gloss oil layer through the film covering assembly on the front side to achieve the pattern gold stamping effect. The pattern gilding effect can be achieved without secondary operation after pattern transfer printing, and meanwhile the pattern gilding area can be accurately arranged on the pattern.

The invention relates to the field of touchpad film materials, and discloses a preparation process of a touchpad mylar and a product. The preparation process of the touch panel mylar comprises the following steps: S1, transferring a texture layer on one side surface of a base material layer by using UV transfer printing glue; s2, carrying out three times of silk-screen printing on the other side surface of the base material layer to sequentially form a first metal ink layer, a second metal ink layer and an insulating ink layer; s3, performing vacuum coating on the texture layer to form a wear-resistant anti-fingerprint layer; and S4, adhering an adhesive layer with a release film to the insulating ink layer, and performing die cutting to obtain the touch panel mylar. The prepared touchpad mylar has good metal texture, wear resistance, smoothness and insulativity, the ink layer and the base material layer are stably attached, the ink layer is not prone to falling off and layering under the use conditions of long-term environment temperature and frequent screen touching of the touchpad mylar, and the touch sensitivity is good.

The invention relates to the technical field of high polymer materials, in particular to self-cleaning organic silicon foam with a micro-nano structure and a super-hydrophobic surface and a preparation method of the self-cleaning organic silicon foam. The surface structure of the release film is customized through one-step molding transfer printing, and a release agent of the release film contains a super-hydrophobic modified organic silicon light diffusion agent. The light diffusant is mainly silicon dioxide or organic silicon resin microspheres modified by surface long-chain silane. The surface structure of the customized release film is an inverted pyramid-shaped micro-nano structure. The organic silicon foam obtained according to the process has the surface micro-nano structure, super-hydrophobic and self-cleaning functions, and is particularly suitable for manufacturing daily and industrial pads such as mouse pads, table mats and placemats.

The utility model relates to a double lifting swing arm type offset printing mechanism which is characterized in that a printing roller station, a first lifting swing arm and a second lifting swing arm are arranged on a rack, a first mounting part for mounting a transfer printing roller is arranged on the first lifting swing arm, a second mounting part for mounting a printing roller is arranged on the second lifting swing arm, and the printing roller station is arranged above the first mounting part; the second mounting portion is disposed below the first mounting portion. A double-lifting swing arm structure is adopted, a transfer printing roller and a printing roller can be assembled, the corresponding transfer printing roller and the printing roller are lifted and lowered in a swing lifting mode, a large operation space can be vacated for assembly after the transfer printing roller and the printing roller swing and are separated from each other along with corresponding swing arms, the space occupied by the double-lifting swing arm structure is relatively compact, and the disassembly and assembly convenience of all the rollers is improved; the assembly of transfer rollers with different sizes and diameters and the like is met, the operation is stable, the size of the closing pressure is relatively convenient to debug and is not easy to interfere with each other when the closing pressure and the separating pressure are separated, and the closing pressure is lifted upwards and is not easy to conflict during the closing pressure.

The invention discloses a preparation method of an ultrathin sulfide solid electrolyte dry-method membrane, relates to the technical field of solid electrolyte dry-method membranes, and solves the problems that a traditional solid electrolyte dry-method membrane needs to be subjected to transfer printing after being rolled, holes and cracks exist in an electrolyte membrane during transfer printing, and the thickness of the electrolyte membrane is difficult to reach 30 microns or below. Comprising the following steps: S1, preparing a positive thick film; s2, preparing an electrolyte thick film; s3, sequentially stacking the release film, the positive electrode thick film and the electrolyte thick film to form a laminated structure; s4, carrying out multi-stage rolling on the laminated structure by using a roller press and adopting a differential temperature multi-stage composite rolling method, and carrying out synchronous thinning and compounding on the positive electrode thick film and the electrolyte thick film to form a composite film; and S5, stripping the release film from the composite film to obtain the ultrathin sulfide solid electrolyte dry film. The problem that holes and cracks are generated in the transfer printing link after rolling of a traditional electrolyte thick film is solved.

The invention relates to the technical field of electronic product shells, in particular to a glass fiber reinforced mobile phone rear cover and a preparation process thereof. The preparation method comprises the following steps: 1, uniformly mixing epoxy resin, cardanol-based epoxy resin, organic silicon modified benzoxazine, a curing agent and an accelerant to obtain an epoxy resin glue solution; 2, coating the epoxy resin glue solution on the surface of glass fiber cloth, and curing to obtain a glass fiber prepreg; 3, a plurality of glass fiber prepregs are taken to be stacked and laid, integrated forming is achieved through hot pressing, and a laminated board is obtained; 4, uniformly mixing the epoxy resin glue solution, the modified molybdenum disulfide and acetone to obtain a protective coating; and 5, sequentially arranging a priming layer, a transfer printing layer and a packaging layer on the laminated board, spraying a protective coating, and curing to form a protective layer to obtain the mobile phone rear cover.

The invention relates to the technical field of machine vision, in particular to a contact lens printing pattern defect detection method and system based on a multi-scale fusion feature, and aims at each new pattern, only dozens of frames of qualified product images need to be input for training, and the detection efficiency is improved. And the limitation of the current method when the current method is adaptive to various patterns and weak flaws are detected can be made up. The semi-supervised deep learning method can break through the dependence of traditional deep learning on large-scale labeled data, utilizes a semi-supervised learning strategy to mine potential information in unlabeled data, improves the recognition capability of a model on complex and sparse defects, and meanwhile, aims at the characteristics of a color mold transfer printing pattern, and improves the recognition efficiency of the color mold transfer printing pattern. A targeted deep learning network structure and a loss function are designed, and the sensitivity and generalization ability of the model to specific defect types are ensured.

The invention discloses environment-friendly recyclable ink powder and an ink powder supply device for a printer, and relates to the technical field of printers, the environment-friendly recyclable ink powder comprises a printer main body, and further comprises a printing box, an ink powder box and a mounting base, the printing box internally provided with printing core components such as a developing roller, a transfer printing roller and a photosensitive drum is arranged in the printer main body, and the mounting base is provided with a mounting hole; a clamping cover is movably connected to the position, corresponding to the printing box, of the side edge of the printer body through a hinge, and a powdered ink box for storing powdered ink and recycling waste powder is connected to the position, located on the side edge of the printing box, in the printer body in a clamped mode. The side edge of the printer body is provided with a mounting base connected with the end of the toner cartridge, and a box body is arranged in the bottom end of the interior of the mounting base. According to the environment-friendly recyclable toner and the toner supply device for the printer, through cooperation of all the assemblies, treatment such as recovery, sorting, refining, repairing and secondary feeding of the toner can be completed on the printer; the discharge amount of waste powder is reduced and the utilization rate of powdered ink is improved.

The invention belongs to the field of PCB production, and particularly relates to a production method for controlling galvanic effect generation at a PAD of a PCB, and the production method comprises the following steps: S1, manufacturing design graphic data of the PCB, and designing joints of a circuit and a square PAD and a circular PAD to be teardrop-shaped; s2, cutting the substrate into a specified size according to design graphic data, and cleaning a surface plate; s3, converting a Gerber file in the design graphic data into a film negative, and transferring a circuit pattern to a substrate copper foil coated with photosensitive resin through an exposure machine; s4, removing the unexposed photosensitive resin by using a developing solution; when image data is manufactured and designed, the connecting position of the circuit and the PAD is designed to be in a teardrop shape, after follow-up transfer printing etching, a teardrop-shaped structure is formed at the connecting position of the circuit and the PAD in the conductive circuit, the connecting area between the circuit and a bonding pad is effectively increased, and the risk that the connecting position of the circuit and the PAD is disconnected due to corrosion of a severe environment in follow-up production and use is reduced.

The invention relates to the technical field of production line data management, in particular to a data acquisition system based on a contact lens production line, and aims to solve the problems of equipment information island, insufficient data real-time performance, poor storage reliability and the like of a traditional data acquisition mode. Through multi-source heterogeneous data standardized access, edge computing real-time processing and distributed database technologies, the collection efficiency and integrity of key data such as process parameters, equipment states and carrier plate circulation information are remarkably improved. Through an industrial-grade hot standby redundancy transmission channel and a persistent storage mechanism, the risk of data loss caused by network fluctuation or equipment failure in the prior art is solved, high-reliability storage of high-frequency dynamic parameters such as transfer printing positioning precision, filling pressure and mold closing temperature is ensured, and a stable data basis is provided for production tracing and process optimization. Meanwhile, a load balancing module is provided to ensure load balancing of server nodes receiving data, and a stable and reliable working environment of subsequent links is ensured.

The utility model relates to an optical function board, which comprises a polymer layer for bearing and supporting. The elastomer layer is attached to the polymer layer, and the elastomer layer and the polymer layer are attached in a double-layer co-extrusion mode; the outer surface of the elastomer layer is provided with a microstructure used for brightening, the microstructure is formed through transfer printing, and the polymer layer serves as a supporting structure of the elastomer layer in the transfer printing process. According to the utility model, by utilizing the resilience and wear resistance of the elastic body, the problem that the optical function plate is easy to wear in the preparation and transportation processes is effectively improved. The elastomer and the polymer matrix have good optical performance, the manufacturing cost is low, a high-performance optical functional layer can be prepared, and the wear resistance of the elastomer after crosslinking can be further improved.

The invention relates to the technical field of light-cured materials, in particular to light-cured resin as well as a preparation method and application thereof. The structural general formula of the light-cured resin is as shown in formula 1, wherein R1 is selected from one of C1-C20 straight-chain alkyl, branched-chain alkyl and cyclic alkyl; r2 is selected from hydrogen or methyl; r3 is selected from one of ethylene, propylene and butylidene; r4 is selected from one of hydrogen, methyl and cyclohexyl; n1 is an integer selected from 1-40, and n2 is an integer selected from 10-60. The resin is a multi-block polymer containing phosphorus oxide, organic silicon chain segments and unsaturated double bonds, has light curing activity and low stripping performance, and meanwhile has good adhesive force and does not generate migration; and when being applied to the optical UV imprinting adhesive, the high-precision transfer printing of the optical film with special textures and fine patterns can be obviously improved, the mold residue is reduced, the service life is prolonged, and the high quality, high yield and long-term stability of the optical film are ensured.

The invention provides a conductive polymer patterning hollowed-out transfer printing method, which comprises the following steps of: preparing a template with a hollowed-out pattern, pasting the template on a substrate, coating a conductive polymer material on a hollowed-out pattern area, and carrying out graded curing on the coated conductive polymer material, namely, carrying out preliminary curing before stripping the template, and completely curing after stripping the template, and finally transferring the cured conductive polymer pattern to a target substrate through a transfer film. According to the conductive polymer patterning printing method, the patterning problem of polymer materials with different viscosities is effectively solved in the mode that the hollowed-out template is combined with the blade coating process, accurate patterning treatment can be achieved for low-viscosity or high-viscosity conductive polymers, and the conductive polymer patterning printing method has wide applicability.

Provided is a transfer printing method capable of performing transfer printing of a multicolor pattern by a simple printing step. The pad printing method is a method for transferring a printing pattern to a printing object by bringing an ink-adhered pad head into contact with the printing object, and includes: a pattern creation step of color-decomposing the color of the final printing pattern into at least C (cyan), M (magenta), and Y (yellow), the printing patterns of all the colors are manufactured into dot patterns; a first transfer printing step, wherein the printing pattern of the color C is transferred to a printing object through a transfer printing rubber head; a second transfer printing step, wherein the printing pattern with the M color is transferred to the printing object through a transfer printing rubber head; and a third transfer printing step: transferring the printing pattern of the Y color to the printing object through a transfer printing rubber head.

This invention discloses a cold transfer printing device with wastewater recycling treatment, belonging to the field of multi-stage wastewater treatment. It includes a retrieval mechanism, with a mixing and purification mechanism located to its right. The retrieval mechanism includes a settling tank, with side plates integrally formed on both sides of the top of the settling tank. A motor is fixedly connected to the left front of the side plate located on the left side of the upper surface of the settling tank. A reciprocating lead screw is fixedly connected to the right end of the output shaft of the motor between the two side plates. Through the synergistic action of the retrieval mechanism and the mixing and purification mechanism, the cold transfer printing wastewater can be recycled after impurity retrieval and chemical purification, significantly reducing the consumption of fresh water. The collection box facilitates the centralized collection of fiber impurities for subsequent treatment or recycling, reducing solid waste pollution. The purification tank effectively removes alkaline substances, residual dyes, and auxiliaries from the wastewater through chemical reactions, reducing the risk of water pollution from wastewater discharge.

An object of the present invention is to provide an adhesive ink excellent in transferability onto a fabric during transfer printing and capable of enhancing fastness to wet rubbing and texture of an obtained printed material. The object can be achieved by an adhesive ink containing a resin, a water-soluble organic solvent, and water, in which the resin has a glass transition temperature of 30°C or lower and a weight average molecular weight of 10000 to 700000.

The invention relates to the technical field of heat transfer printing, in particular to a high-adaptability transfer printing medium, a preparation method and application. The high-adaptability transfer printing medium comprises a color layer, components of the color layer comprise main components and a solvent, and the main components comprise thermoplastic acrylic resin, vinyl chloride-vinyl acetate resin, chlorinated polypropylene resin and pigment; the molecular weight Mw of the thermoplastic acrylic resin is 5000-10000, and the glass transition temperature of the thermoplastic acrylic resin is 60-80 DEG C. The transfer printing medium has the advantages that the transfer printing speed is high, and printing stocks made of various different materials are considered at the same time; and the transfer printing effect is good, solvent resistance is achieved, abrasion resistance is high, applicability is wide, and reliability is high.

The invention discloses a mobile phone battery cover structure based on a composite cloth coating and a preparation method of the mobile phone battery cover structure, and the mobile phone battery cover structure comprises a base material layer, an attaching adhesive layer, a cloth layer, a PU functional layer and a surface treatment layer which are sequentially laminated and combined. And precise simulation of a natural material is synchronously realized in visual and tactile dimensions. The polyurethane layer autonomously forms a microscopic topological structure under curing at a specific temperature, so that scattering distortion is avoided when light penetrates through the woven texture of the fabric, and a clear and three-dimensional fabric pattern is presented; and the synchronously generated surface micro-convex points are regulated and controlled through precise friction, so that the battery cover leather is endowed with soft damping touch feeling. The design breaks through an inherent frame of separation of a visual layer and a tactile layer in a traditional transfer printing process, and unification of cloth texture light transmission performance and biological skin feeling feedback is achieved on a smart phone component for the first time.

The invention provides a transfer printing seal for a photoresist nano structure, a manufacturing method and a curved surface photoetching method, and the transfer printing seal comprises the following components in percentage by mass: 40%-70% of N, N-dimethylacrylamide, 30%-60% of 4-hydroxybutyl acrylate, 0.5%-2% of polyethylene glycol diacrylate and 0.5%-2% of a photoinitiator. In the curved surface photoetching process, the transfer printing seal is heated to 90 DEG C and then is conformally attached to the upper surface of the photoresist nano-structure, and the high modulus of the transfer printing seal protects the photoresist nano-structure from being damaged and deformed; the surface of the curved surface is heated, the transfer printing seal with the photoresist nanostructure is heated to 90 DEG C and then is attached to the surface of the curved surface in a conformal mode, the transfer printing seal is slowly peeled off at a constant speed, the reversible high adhesion switching ratio and the high modulus switching ratio can be achieved under thermal stimulation, high-yield picking and releasing of the microstructure are achieved, the transferred microstructure can be protected in the transfer printing picking stage, and the yield of the microstructure is improved. And in the transfer printing release stage, the photoresist nano-structure can be fully attached and conformal with the curved surface, so that high-yield preparation of the photoresist nano-structure on the curved surface is realized.

The invention belongs to the technical field of flexible sensing, and particularly relates to a tensile transparent resistive sensor and a preparation method thereof. The sensor is composed of an elastic substrate and gradient conductive layers, the conductive layers I and II are metal nanowire grids, the conductive layer III is a PEDOT: PSS / metal nanowire composite layer, the three layers form a gradient conductive network on the rigid substrate through a layer-by-layer coating process, and then the gradient conductive network is integrally transferred to the surface of the elastic substrate through a freezing auxiliary transfer printing technology. And forming an interlayer interpenetrating stretchable transparent conductive structure. After the structure is circularly stretched for 100 times under 50% strain, the resistance change rate is less than or equal to 7%, the light transmittance at 550 nm is more than or equal to 85%, the sheet resistance is as low as 16 omega / sq, and the structure has high sensitivity (the detection limit is less than or equal to 5% strain), high light transmittance and excellent cycle stability. The preparation method adopts an all-solution process, is low in cost, can realize large-area preparation, and is suitable for the fields of wearable electronics, health monitoring, human-computer interaction and the like.

The utility model discloses a kind of steel mesh frame insert piece type quick fixing structure, it is related to transfer printing technical field, including steel mesh, the edge of steel mesh is inserted and inserted piece is engaged, steel mesh, insert piece are connected with frame strip by first insertion slot, second insertion slot common engagement, the adjacent end of the frame strip is connected with corner connecting piece by guide slot, sliding slot, convex edge, convex handle, convex strip, baffle, third insertion slot common engagement. The structure when fixing steel mesh, full course does not need bolt and other auxiliary parts, realize the quick assembly of steel mesh and frame for transfer printing, greatly shorten assembly time, the flatness of steel mesh and frame overall rigidity in long-term use are guaranteed by multiple engagement structure, effectively avoid the transfer printing precision deviation caused by steel mesh displacement, frame deformation, meet the efficient, low cost, high stability production demand of transfer printing.

The utility model belongs to the technical field of heat transfer printing equipment, and particularly relates to metal barrel heat transfer printing equipment which comprises a first base and a rolling mechanism, one end of the first base is rotationally provided with a driven roller used for hanging a heat transfer printing film coiled material, and the other end of the first base is rotationally provided with a driving roller used for pulling a heat transfer printing film. A first motor is fixedly arranged on the first base, an output shaft of the first motor is fixedly connected with one end of the driving roller, a through transfer printing opening is formed in the first base, the rolling mechanism is located above the transfer printing opening, a conveying belt is arranged below the first base, and a plurality of tools used for bearing metal barrels are fixedly connected to the conveying belt. The rolling mechanism can continuously attach the patterns on the heat transfer film to the surface of the metal barrel, so that shutdown caused by taking and placing the metal barrel is avoided, and the production efficiency is improved.

The utility model discloses a texture transfer printing device for a rear cover of a mobile phone, and aims to solve the technical problem of low transfer printing efficiency of the rear cover of the mobile phone due to the fact that the rear cover of the mobile phone is clamped in a groove of a lower die assembly and is difficult to take out after being subjected to transfer printing in the prior art. The transfer printing device comprises a machining table, an upper mold assembly, a transfer printing mold assembly and a lower mold assembly, the upper mold assembly is installed on the upper surface of the machining table, the transfer printing mold assembly is installed on the upper surface of the machining table, the lower mold assembly is arranged on the upper surface of the machining table, and the upper surface of the machining table is connected with a guide rail. According to the transfer printing device, a telescopic rod can be operated after texture transfer printing is finished, the telescopic rod can drive a bottom plate in a groove to move upwards during operation, the bottom plate in the groove moves upwards to drive a first guide rod to slide in a first guide round hole, and meanwhile the bottom plate in the groove moves upwards to drive and extrude a mobile phone rear cover to move upwards; in this way, the rear cover of the mobile phone can be ejected out, so that the rear cover of the mobile phone can be conveniently taken.

The invention discloses an automatic transfer printing and labeling production line which comprises a machine table. The tray feeding mechanism, the clamping and transferring mechanism and the tray discharging mechanism are sequentially arranged on the machine table in the X direction; the transfer printing mechanism and the labeling mechanism are sequentially arranged on the opposite side of the clamping and transferring mechanism in the X direction; the clamping and transferring mechanism comprises a transferring linear module, a first clamping device, a second clamping device and a third clamping device, wherein the first clamping device, the second clamping device and the third clamping device are fixed to the output end of the transferring linear module. The transfer printing mechanism and the labeling mechanism are opposite to the initial positions of the second clamping device and the third clamping device in the Y direction correspondingly, and transfer mechanisms are arranged at the corresponding working positions of the transfer printing mechanism and the labeling mechanism. The whole production line is compact and ingenious in layout, the initial position of the second clamping device and the initial position of the third clamping device are opposite to the transfer printing mechanism and the labeling mechanism in the Y direction correspondingly, and under cooperation of the transfer mechanism, efficient cooperation and seamless connection of the four procedures of feeding, transfer printing, labeling and discharging are achieved.

The present application provides a kind of based on heat solid bearing and light solid type of in-mold curved surface transfer printing method, comprising the following steps: preparation modification film roll;The modification film roll is placed into vacuum curved surface hot pressing mould after being unwound, heated and softened to make the decoration film stretch and form curved surface decoration film piece;Plastic molten liquid and the plastic adhesive film of curved surface decoration film piece are bonded together, and form the precursor of decorative plastic structural member;The precursor of decorative plastic structural member is subjected to first photocuring operation, so that the bearing release hardened surface film realizes first photocuring crosslinking operation;The reverse topological pattern group of bearing release hardened surface film is exposed, then secondary photocuring operation is carried out, so that the bearing release hardened surface film realizes secondary photocuring crosslinking operation, and the finished product of decorative plastic structural member is obtained, so that the finished product of decorative plastic structural member prepared by the above method has higher structural function richness, higher three-dimensional function, and can reduce the problem of peeling, tearing and tearing mark.

The invention discloses multicolor optical anti-counterfeiting alumite and a production process thereof. The alumite sequentially comprises a magnetic-sensitive enhanced substrate layer, a dynamic separation layer, a temperature-magnetic composite nanofiber multicolor layer, a polyelectrolyte alternate deposition barrier layer and a gradient magnetic-sensitive aluminized layer from bottom to top, wherein the magnetic-sensitive enhanced substrate layer, the dynamic separation layer, the temperature-magnetic composite nanofiber multicolor layer, the polyelectrolyte alternate deposition barrier layer and the gradient magnetic-sensitive aluminized layer are arranged on the alumite; wherein the magnetic-sensitive enhanced substrate layer comprises a graphene modified PET supporting layer and a three-dimensional net-shaped micro-channel embedded with Fe3O4 particles, the dynamic separation layer is temperature-sensitive phase change fluororesin, the temperature-magnetic composite nanofiber colorful layer is electrostatic spinning nanofibers of a core-sheath structure, and the blocking layer is of a polyelectrolyte alternate deposition structure and is embedded with infrared invisible identification particles. According to the invention, four anti-counterfeiting functions of multicolor optical response, magnetic response activation and infrared invisible two-dimensional codes are integrated, the advantages of high multicolor optical contrast, fast response, multiple reuse times, excellent barrier performance, stable transfer printing and the like are achieved, the method is suitable for scenes of high-end tobacco and wine, luxury packaging, high-added-value labels and the like, and the anti-counterfeiting grade and the practicability are obviously improved.

The invention discloses a nanoimprint template and a manufacturing method thereof, and belongs to the technical field of nanoimprint template manufacturing, the manufacturing method comprises the steps that a small template, an exposure film and a positioning film are manufactured, the exposure film is a thin plate composed of a light-proof area and a light-transmitting area, the edge of the exposure film is provided with a dot array which is complementary left and right and is complementary up and down, and the dot array is arranged in the light-proof area and the light-transmitting area; the density of the lattice points in the lattice point array is gradually reduced from the light-proof area to the light-transmitting area, and the light-transmitting state and the background state of any two lattice points in an axial symmetry state are opposite; manufacturing a first splicing structure; and carrying out transfer printing on the lattice points on the right side of the first splicing structure again to obtain the traceless nanoimprint template. Through the design of the dot array on the exposure film, the edge patterns are randomly cured, the edge patterns of the two transfer structures are complementary, and splicing seam traces are weakened.

The utility model discloses high-precision transfer printing mould pressing equipment for an optical lens, which belongs to the technical field of optical lens processing and comprises a base, an upper mould is slidably connected to the upper surface of the base, a workbench is fixedly connected to the upper surface of the base, and a control console is fixedly connected to the lower end of the right side of the base. The upper end of the rear side of the base is fixedly connected with a motor; the output end of the motor is fixedly connected with a rotating shaft, the rotating shaft is rotationally arranged in the upper mold, and the front side of the upper end of the base is fixedly connected with a fixing plate; a limiting rod is fixedly connected into the fixing plate, and the limiting rod is connected with a connecting rod in a sliding and penetrating mode. According to the high-precision transfer printing mold pressing equipment for the optical lens, through arrangement of the sweeping strip and the moving plate, residues of chippings on the surface of the workbench are reduced, the purity and optical quality of the lens are guaranteed, the yield of products is improved, abrasion of the chippings to the equipment is reduced, the service life of a mold is prolonged, and the maintenance cost and downtime of the equipment are reduced.

The invention relates to a UV transfer printing texture intelligent matching and closed-loop correction method, device and equipment, and belongs to the field of UV transfer printing image analysis and processing.The method comprises the steps that target texture data is obtained and stored as a standard template, and an actual texture image of a workpiece after transfer printing is collected; extracting actual texture contour feature points and standard template reference feature points, and calculating a position deviation vector; the X-Y plane displacement, the Z-axis pressure value and the rotation angle of the imprinting head are adjusted according to the deviation vector, and micron-scale attachment is achieved; impressing force and UV light intensity sensor signals are monitored in real time, and when parameter fluctuation exceeds a threshold value, PID is triggered to adjust and correct impressing parameters; corrected parameters are transmitted to the motion control unit through a CAN bus, and closed-loop control is formed. According to the method, through sub-pixel-level feature matching and multi-parameter correction, the problems that a traditional method is insufficient in matching precision and lacks closed-loop control are solved, high-precision transfer printing of texture similarity and fitting precision is achieved, and the transfer printing yield and consistency of complex workpieces are remarkably improved.