13results about How to "Realize printing" patented technology

This invention discloses a method for printing documents under the ReWorks real-time operating system, relating to the field of document printing technology. The method includes: creating a file conversion task for the document to be printed, setting the initial execution priority of the file conversion task; attaching a scheduling event callback function, executing a dynamic priority scheduling strategy to update the execution priority of the file conversion task, and outputting the updated execution priority; calling the Qt support library to convert the document to be printed into a PostScript format file; sending the PostScript format file to the printer through a pre-configured first communication interface; and the printer receiving and parsing the file through a second communication interface and executing document printing. This invention solves the technical problem of difficulty in directly printing documents under the ReWorks real-time operating system in existing technologies, achieving the technical effect of document printing under the ReWorks real-time operating system.

The utility model discloses an achievement conversion information acquisition system, and relates to the technical field of information service. The storage device comprises the main body and the storage mechanism, the storage mechanism comprises the fixing plate, the storage mechanism is arranged, the sliding blocks are clamped in the sliding grooves in a sliding mode, and the storage bag is fixedly connected between every two sliding blocks, so that an operator can select different storage bags for classified storage according to different achievements; the information management efficiency and accuracy are improved, the sliding blocks can slide in the sliding grooves, the positions and the intervals of the storage bags can be flexibly adjusted according to actual needs, when more information needs to be stored, the intervals of the adjacent storage bags can be properly increased so as to contain more data, when the information is less, the intervals can be reduced, the applicability and the use experience are improved, and the practicability is high. Operators do not need to switch among multiple devices, the working efficiency is improved, and the printer on the inner side of the printing opening in the outer surface of the main body can print information in the system in a paper form.

The utility model relates to the technical field of strapping, in particular to strapping equipment with a needle type printing function, which comprises a casing, a tape reel and a printing component are mounted in the casing, a strapping tape is wound on the tape reel, and one end of the strapping tape is led out of the tape reel and penetrates through the printing component. Wherein the printing assembly comprises a guide plate, a needle type printing head, a colored tape box and a colored tape driving assembly, the guide plate is provided with an inner cavity penetrating through the guide plate so that the binding tape can penetrate through, the guide plate is provided with a first opening and a second opening which penetrate through the two side walls in the thickness direction of the guide plate and are oppositely arranged, and a guide wheel abutting against the binding tape is installed at the first opening. A colored tape is stored in the colored tape box, part of the colored tape is led out of the colored tape box and located at the second opening, the colored tape located outside the colored tape box is attached to the binding tape at the second opening, the colored tape located at the second opening is located between the needle type printing head and the binding tape, and the colored tape driving assembly can drive the colored tape and the binding tape to synchronously move at the second opening.

This invention relates to the field of FDM printing, and in particular to a modular, multifunctional FDM printhead for space additive manufacturing. It includes a coaxial extrusion component, a heat dissipation component, and a printhead switching component. One end of the printhead switching component is fixedly connected to the end of a motion mechanism, and the other end is fixedly connected to the heat dissipation component. The coaxial extrusion component is fixed to the heat dissipation component. The coaxial extrusion component includes a heating block, an outer nozzle, and an inner nozzle. An inner nozzle connecting pipe is located at the center of the upper end of the heating block, and the inner nozzle is fixed to the lower end of the inner nozzle connecting pipe. The outer nozzle is coaxially sleeved around the inner nozzle and fixedly connected to the lower end of the heating block. An inner throat communicating with the outer nozzle is located at an eccentric position on the upper end of the heating block. The outer nozzle has a large downward-pointing conical shape, and the inner nozzle has a slender needle-like structure. The lower ends of the outer and inner nozzles are flush. This invention enables recessed structure printing, modular switching, and prevents backflow of composite materials.

The utility model relates to the technical field of printing equipment, in particular to metal reel plate printing equipment convenient to replace. In order to solve the problems that a plurality of roller sets of common metal reel plate printing equipment need to be disassembled together with a transmission structure during disassembly, the disassembly and subsequent assembly difficulty is increased, the operation efficiency is reduced, and the subsequent printing operation is influenced, the following technical scheme is provided: the device comprises a rack, a motor, a motor base, an ink fountain, a hot air blower, a material storage roller, a preheating roller, an auxiliary roller, a printing roller and a material rolling roller are arranged in the machine frame, and positioning pieces are symmetrically installed on the wall bodies of the two sides of the material storage roller, the preheating roller, the auxiliary roller, the printing roller and the material rolling roller. According to the utility model, the storage roller, the preheating roller, the auxiliary roller, the printing roller and the winding roller are influenced by a driving and transmission structure in the disassembly and assembly process, the disassembly and assembly difficulty is reduced, and the operation is simple and easy.

The application provides a three-dimensional printer and a working method thereof. The three-dimensional printer comprises a machine box, a printing platform, a printing device and a driving device arranged in the machine box. The driving device can drive the printing platform and the printing device to move relatively. The printing device comprises a wire printing module and a particle printing module. The wire printing module and the particle printing module can independently execute a printing task. The wire printing module and the particle printing module can also execute a composite printing task. The particle printing module can realize the extrusion molding of super-soft and elastic particle consumables. The three-dimensional printer and the working method thereof can mold a composite structure part with a hard skeleton and a super-soft and elastic coating layer, and have multiple molding modes.

The invention belongs to the technical field of droplet jet printing, and relates to a multi-component droplet jet printing system and method. The device comprises a micro-fluidic base shell, a liquid drop generation module, a liquid drop detection module and a liquid drop sorting module, liquid in a plurality of parallel liquid channels is subjected to micro-fluidic mixing treatment through a micro-fluidic mixer, uniform mixed flow is obtained, the uniform mixed flow is treated through a continuous jet type micro-liquid drop generation method, and the liquid drop separation efficiency is improved. The continuous monodisperse liquid drops can be obtained, the continuous monodisperse liquid drops are detected through the liquid drop detection module, the continuous monodisperse liquid drops are processed through the liquid drop sorting module according to the detection result, non-printing target liquid drops can be subjected to directional deflection, and liquid drop sorting is completed. Through micro-fluidic mixing treatment, the component concentration proportion of the monodisperse liquid drops can be regulated and controlled online in real time, sorting and printing are carried out according to needs, and the device is suitable for the fields of pattern printing, electronic circuit printing, functional material screening, gradient biochemical reaction, additive manufacturing, biological manufacturing and the like.

This invention belongs to the field of printing, specifically high-resolution image printing technology, and particularly to a technology for achieving high-precision printing output using a low-resolution printhead. This invention splits a high-resolution bitmap into multiple sub-images, printing them in stages. Utilizing the high-precision displacement characteristics of a linear raster motor, and based on the image precision, the printhead moves laterally a very short distance q after each printing cycle before proceeding to the next. After multiple printing cycles, all sub-images are printed, thus achieving high-precision printing. This invention eliminates the need for a high-precision printhead; high-precision image printing can be achieved using a low-precision printhead and the printing method described herein.

This invention relates to the field of thermal sublimation printing technology, specifically to a thermal sublimation ribbon, a re-transfer film, and a transfer method suitable for printing PET ID cards. The ribbon has a base coating layer on one side of the substrate, and a dye layer on the base coating layer; it also includes an adhesion promoting layer; the adhesion promoting layer includes a release layer and an adhesive layer, with the release layer disposed on one side of the substrate and the adhesive layer disposed on the release layer. When this ribbon is used in conjunction with the re-transfer film, the pattern can be printed onto the re-transfer film first through the dye layer, and then the adhesion promoting layer can be printed onto the pattern layer. The release layer ensures complete transfer of the adhesion promoting layer, and the adhesive layer improves the adhesion of the pattern to the PET ID card, increasing the color density and durability of the ID card image.

The utility model belongs to 3D printing technical field discloses a kind of multicolor 3D printing nozzle and 3D printer, the 3D printing nozzle includes;Support, is equipped with extrusion assembly on support, and extrusion assembly includes at least two feed ports, at least two feeding channels, a discharge port and consumable mixing channel, each feed port is connected with one feeding channel, and consumable mixing channel is connected with discharge port;Drive assembly, drive assembly is set on support, and drive assembly includes drive part and feeding part, and drive part and feeding part form transmission cooperation, to carry out conveying to consumable in consumable mixing channel;And nozzle, nozzle is connected with the discharge port of extrusion assembly, and nozzle is used to carry out full-color printing or gradual printing after consumable in consumable mixing channel is fused with color mixing.The utility model effectively improves the printing speed of 3D printer, and realizes wasteless printing.

The invention provides a support-free 3D printing method which comprises the following steps that a three-dimensional model of a to-be-printed piece is divided into a plurality of printing units in the first direction, the first direction is parallel to the height direction of the three-dimensional model of the to-be-printed piece, and each printing unit is divided into a first area part and a second area part in the first direction; the printing units are sequentially printed from bottom to top in the first direction, when the printing units are printed, the first area part is firstly printed, and after the first area part is printed, the second area part is divided into at most two printing layers in the first direction; the lowermost printing layer in the at most two printing layers is subjected to scanning forming at first scanning power, first scanning speed and first scanning interval; wherein the energy density of the lowermost printing layer in each printing unit is set as E1, the energy density of the second area part in each printing unit is set as E2, and 0.25 * E1 < = E2.

The utility model belongs to the field of full-automatic screen printing machines, particularly relates to a printing mechanism for a full-automatic screen printing machine, and aims to solve the problems that an existing printing mechanism for the screen printing machine is inconvenient to adjust, poor in adaptability and difficult to maintain, different clamping devices need to be replaced for templates of different sizes, and operation is tedious in the aspects of replacement and cleaning of a scraper. According to the technical scheme, the device comprises a rack, the inner wall of the rack is fixedly connected with two first vertical plates which are symmetrically arranged, a same connecting rod is fixedly connected between the two first vertical plates, a same sliding rod is fixedly connected between the two first vertical plates, and the outer wall of the sliding rod is slidably sleeved with a movable seat. By arranging the clamping assembly with the adjustable position, the device can adapt to templates of different sizes, the clamping device does not need to be replaced, the cost is reduced, the production efficiency is improved, and the scraper is fixedly connected to the mounting plate through simple screws and is convenient to disassemble and replace.

The invention discloses a direct-injection and direct-injection adsorption combined double-sided digital printing device and a double-sided printing method.The direct-injection and direct-injection adsorption combined double-sided digital printing device comprises a guide belt and a digital jet printer, the guide belt is annular and can be supported by a guide belt roller to operate, the guide belt comprises a first printing and dyeing section, a second printing and dyeing section and a spacing section, and the first printing and dyeing section and the second printing and dyeing section are arranged in the operating direction of the guide belt; the first printing and dyeing section is located at the upstream position of the second printing and dyeing section. The interval section is located between the first printing and dyeing section and the second printing and dyeing section. A to-be-dyed belt-shaped printing stock is guided to the interval section of the guide belt through the guide roller and attached to the guide belt, and the belt-shaped printing stock is separated from the first printing and dyeing section of the guide belt and attached to the second printing and dyeing section of the guide belt. By means of the single guide belt, different technological printing on the two faces can be completed in sequence without physical overturning in the double-face printing process, and therefore the problems of deformation and alignment caused by overturning and displacement are thoroughly avoided, and high-efficiency, high-precision and high-flexibility double-face composite printing is achieved.