52results about How to "Continuous printing" patented technology

The invention provides an ink cartridge for an ink jet printer. The ink is supplied to a print head by the action of air pressure after the ink cartridge is applied with air pressure generated by an air pressure pump. An ink pack made of flexible material with ink packed in is provided in the ink cartridge. A pressure chamber applied by the air pressure generated by the air pressure pump is provided between the housing of the ink cartridge and the ink pack. A pressured air inlet for guiding in the pressured air generated by the air pressure pump is provided on the housing of the ink cartridge. An ink outlet for guiding the ink out of the ink pack is provided on the ink pack. When the ink cartridge is detached from the printer, the pressured air inlet is opened to communicate the pressure chamber with atmosphere and the ink outlet is closed. The assembly and disassembly of the ink cartridge is convenient, and the ink cartridge and the components are reused easily, so that it is in favor of resource conservation.

The invention discloses a straight-paper-path flexo printing machine. The straight-paper-path flexo printing machine comprises a feeding unit, a printing unit, a drying unit and a receiving unit, wherein the feeding unit, the printing unit, the drying unit and the receiving unit are sequentially arranged on a straight paper path. The printing unit comprises a printing ink plate arranged on one side of the paper path, an ink feed roller arranged on the printing ink plate, an anilox roller tangential to the ink feed roller, a forme roller tangential to the anilox roller, and a printing roller which is arranged on the other side of the paper path and is tangential to the forme roller. Through the straight-paper-path flexo printing machine, paper exits from the feeding unit and enters the printing unit, the forme roller in the printing unit prints printing ink on the paper, and then the paper enters the drying unit to be dried and is output from the receiving unit. The feeding unit, the printing unit, the drying unit and the receiving unit are arranged in cooperation with the paper path, so that the paper path is approximately straight, and high-speed continuous printing of the paper can be guaranteed. The straight-paper-path flexo printing machine is suitable for small lists and middle and long lists.

The invention provides a bar code printer. The bar code printer comprises a base, a roller support is arranged on one side of the base, and a feed roller is arranged on the roller support; a roller support and a collection roller are arranged on the other side of the base; a lower auxiliary roller support is arranged on one side of the upper portion of the base close to the feed roller; a lower auxiliary roller is arranged on the upper portion of the lower auxiliary roller support; an upper auxiliary roller is arranged on the upper portion of the lower auxiliary roller; a drying platform is arranged on one side of the upper portion of the base close to the collection roller, dryers are arranged on the upper portion of the drying platform, an exhaust hood is arranged above the dryers, and ventilators are arranged on the upper portion of the exhaust hood. The bar code printer has the advantages that products can be continuously printed, ink can be dried in time after printing, and defective products can be reduced.

The invention provides a wire arc additive manufacturing method and system for continuous growth of a curved surface metal structure. The method comprises the following steps: selecting a welding wire and a base plate needed for forming a specific metal structure; generating a spiral and swinging continuous rising slice path; driving a welding gun by a robot to move according to the generated spiral and swinging continuous rising path; and enabling a positioner to cooperate with the robot to work through rotation and overturning. The system comprises a base assembly, a path generation module, an eight-axis linkage mechanism and a visual sensing module, wherein the base assembly is used for placing a specific metal structural member; the path generation module is used for generating the spiral and swinging continuous rising slice path; the eight-axis linkage mechanism (comprising a six-axis robot and a double-axis positioner) is used for tracking and printing according to the spiral and swinging continuous rising slice path generated by the path generation module; and the visual sensing module is used for monitoring a printed workpiece in real time. According to the method and system, the bottleneck that continuous wire arc additive manufacturing of an existing curved surface metal structural part is difficult is solved, the product development period is shortened, and the efficiency is improved.

The invention relates to a resin printing ink vacuum hole plugging printing device which comprises a main printing bin. A transit bin is arranged on one side of the main printing bin. The main printing bin and the transit bin are communicated. The transit bin comprises a bin body and a bin cover plate. The bin body is internally provided with a space capable of containing a printing platen. The printing platen is driven by a platen displacement transmission structure so that the position of the printing platen can be adjusted. The upper surface of the printing platen is provided with an isolation frame attached to the printing platen. The isolation frame is driven to ascend and descend vertically through a lifting assembly and is of a homocentric-squares-shaped structure. The isolation frame is attached to the upper surface of the printing platen when descending to the position of the lower end. A printed circuit board arranged on the upper surface of the printing platen is located in the homocentric-squares-shaped space of the isolation frame. After the bin cover plate is closed, the printed circuit board is located in the airtight space in the bin body. According to the resin printing ink vacuum hole plugging printing device, the defect that the working vacuum degree of a whole main printing bin needs to be damaged in each technological process of a traditional printing device is overcome; the printing efficiency is improved; and the stability of the quality of printed products is improved.

Disclosed are continuous forming 3D printing equipment and an operation method thereof. According to the continuous forming 3D printing equipment, the forming position is located in liquid photosensitive resin, when printing is started, a forming cylinder lifting device drives a forming cylinder to rise so as to form a sealed cavity with a sealing cabin, then gas is injected into the forming cylinder, through the pressure generated by the gas in the forming cylinder, the backflow speed of the liquid photosensitive resin is increased, it is ensured that the liquid photosensitive resin can be supplemented in time during high-speed sprinting, it is ensured that the whole process can be conducted continuously, and adaptability of the equipment to materials is improved; by adopting a lifting forming cylinder structure, the forming cylinder can be lowered to the initial position after parts are printed, thus taking out of the parts is facilitated; additionally, the lifting forming cylinder is further replaced conveniently, the types of the materials adapted by the equipment are increased; in addition, a continuous sinking type rapid forming method can meet 3D printing of large and complex structural parts; and the continuous forming 3D printing equipment has the advantages of simple structure, high forming speed and high precision.

A method for preparing an anti-adhesion film for photocuring continuous surface molding 3D printing. Soak the fluorinated porous material that is transparent to ultraviolet light in a fluorinated liquid or fluorine-containing nano-scale lubricating oil, and after a period of time, the fluorinated liquid or fluorine-containing nano-scale lubricating oil can fully infiltrate the interior of the porous material, and then Use organic solvents to remove excess fluorinated liquid or fluorine-containing nano-scale lubricating oil. Using the chemical compatibility of the porous material and the oleophobic phase and the capillary action of the porous material, a stable micron-sized liquid film is formed on the surface of the porous material, and the "solid bond" between the molded part and the light-transmitting porous film material "Transform into a "solid-liquid bond" between the molded part and the liquid oleophobic phase, separate the molded part from the porous material, reduce the adhesion between them, so that the printing process can be carried out continuously, the preparation method is low cost and simple fast.

The present invention is soldering paste printability test apparatus and method. The test apparatus includes scraper loading part comprising spring, press rod rack, scraper holder, scraper, etc.; ring temperature rotating part comprising scraper blocking ring, ring template, turntable, spindle, DC reducing motor, etc; control and test part comprising atmosphere temperature and humidity controlling box, micro strain sheet, micro mechanical sensor, video camera, etc; and computer as the peripheral equipment. The test method includes using printing unit of scraper-ring structure in printing soldering paste continuously in different temperature and humidity, and monitoring soldering paste rolling state change with video camera, micro strain sheet and micro mechanical sensor to evaluate the printability of soldering paste.

A printer includes a controller configured to, when determining that print data of a next page is stored in a storage while a through-up printing process or a constant-speed printing process is in execution, perform a nonstop printing process, when a first distance between a cut position and a cut target portion closest to the cut position becomes coincident with a second distance over which a print medium is conveyed while a conveyance speed is decelerated at a particular deceleration from a current speed to zero, during the execution of the nonstop printing process, perform a through-down printing process until conveyance of the print medium is stopped, and when conveyance of the print medium is stopped, control a cutter to cut the cut target portion in the cut position.

The invention relates to a cement concrete pavement 3D printing equipment and a construction method, belonging to the technical field of pavement paving. The equipment includes vehicle-mounted system, batching system, control system, printing system and leveling system. Among them, the batching system is set on the vehicle-mounted system, the batching system is connected to the printing system, and the printing system is equipped with a control system. Through the printing system and the control system, the Concrete is laid on the road surface, and the printing system is equipped with a leveling system, which can level the road surface paved with concrete. The invention combines 3D printing technology with concrete pavement technology, uses a mechanical arm to replace the portal steel frame used by traditional 3D printing machines, realizes the three-dimensional movement of the machine, and installs the mechanical arm on the vehicle-mounted system, so that the machine can Moving around makes the printing area unrestricted, realizing large-scale, integrated and fast printing construction on the road.

The invention discloses a plant spraying decoration carpet on which various patterns are sprayed and printed on the front face and a method for spraying and printing the patterns on the plant spraying decoration carpet. The spray printing steps comprise that: patterns are designed, an environment friendly active dye is selected for mixing colors, and the active dye is mixed with the environment friendly addition agents such as penetrating agent, thickening agent, and the like, for forming a sizing agent with certain viscosity; the patterns are sprayed and printed; after fixation treatment, washing treatment is carried out; after the carpet after washing is dried, the carpet is rolled in bunches and is packaged to finished carpet; or the carpet is cut according to the size of the patterns, wrapped and packaged to the finished carpet.

The invention discloses a transferring structure and a printer. The transferring structure comprises a turnover wheel, a conveying mechanism and a photographing system located above the conveying mechanism. The turnover wheel and the conveying mechanism sequentially convey cards. The conveying mechanism comprises a clamping assembly receiving the cards and a horizontal movement assembly driving the clamping assembly to get close to or away from the portion below the photographing system. According to the transferring structure, by arranging the horizontal movement assembly, manual transferringis replaced, the cards can be automatically moved to the photographing system to be photographed, and the photographing efficiency is improved. Furthermore, by arranging the clamping assembly, the cards can be fixed, it is ensured that the cards are accurately transferred, and it is avoided that the cards deviate and fall. Furthermore, by arranging the turnover wheel, the cards can be overturned,and therefore the other faces of the cards can be conveniently photographed, subsequent processing of the cards is also facilitated, printing and photographing of the cards can be automatically and continuously conducted, and the manufacture efficiency of the cards is improved.

Disclosed are continuous forming 3D printing equipment and an operation method thereof. According to the continuous forming 3D printing equipment, the forming position is located in liquid photosensitive resin, when printing is started, a forming cylinder lifting device drives a forming cylinder to rise so as to form a sealed cavity with a sealing cabin, then gas is injected into the forming cylinder, through the pressure generated by the gas in the forming cylinder, the backflow speed of the liquid photosensitive resin is increased, it is ensured that the liquid photosensitive resin can be supplemented in time during high-speed sprinting, it is ensured that the whole process can be conducted continuously, and adaptability of the equipment to materials is improved; by adopting a lifting forming cylinder structure, the forming cylinder can be lowered to the initial position after parts are printed, thus taking out of the parts is facilitated; additionally, the lifting forming cylinder is further replaced conveniently, the types of the materials adapted by the equipment are increased; in addition, a continuous sinking type rapid forming method can meet 3D printing of large and complex structural parts; and the continuous forming 3D printing equipment has the advantages of simple structure, high forming speed and high precision.