Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

60results about How to "Improve print quality" patented technology

Additive manufacturing sprayer for fiber reinforced composite material based on ultrasonic enhancing

The invention belongs to the field of additive manufacturing and relates to an additive manufacturing sprayer for a fiber reinforced composite material based on ultrasonic enhancing. The additive manufacturing sprayer for the fiber reinforced composite material based on ultrasonic enhancing comprises a sprayer body, an inner cavity, a heat conducting block, a cap, a fiber sprayer body, a fiber throat pipe, a polytetrafluoroethylene pipe I, a resin sprayer body, a resin throat pipe, a polytetrafluoroethylene pipe II, heating rods, temperature sensors and ultrasonic generators, the resin and fiber bonding effect can be improved, sprayer blockage is prevented, and the sprayer body can be conveniently cleaned. The sprayer body is detachably connected to the lower end of the inner cavity and is sleeved with the heat conducting block; the heating rods and the temperature sensors are arranged on the heat conducting block in a nested manner; the upper end of the inner cavity is detachably connected with the cap; the fiber throat pipe and the resin throat pipe are both detachably connected to through holes of the cap; the through hole connected with the resin throat pipe is further detachably connected with the resin sprayer body; the polytetrafluoroethylene pipe I is arranged in the fiber throat pipe in a sleeved manner; the lower end of the fiber throat pipe is detachably connected with the fiber sprayer body; the polytetrafluoroethylene pipe II is arranged in the resin throat pipe in a sleeved manner; and a cavity is formed after the inner cavity is connected with the cap.
Owner:HARBIN INST OF TECH

Three-dimensional printing device and printing platform system thereof

The invention relates to a three-dimensional printing device and a printing platform system thereof, and belongs to the technical field of rapid forming. The three-dimensional printing device comprises a control unit, a machine frame, a printing head and the printing platform system, wherein the printing head and the printing platform system are installed on the machine frame and controlled by thecontrol unit; the printing platform system comprises a mounting seat, a driving system and a printing platform, and the printing head can do a three-dimensional space movement relative to the mounting seat; the driving system comprises a rotating table arranged on the mounting seat through a rotating shaft, a rotating driver used for driving the rotating table to rotate around the rotating shaft,a sliding table arranged at the rotating table in a manner of being capable of sliding in the transverse direction, and a transverse driver used for driving the sliding table to do two-dimensional plane movement in the transverse direction; and the printing platform is installed on the sliding table through a posture adjusting mechanism used for adjusting the posture of the printing platform. Byarranging the printing platform system in the three-dimensional printing device, the printing quality of a three-dimensional curved piece can be effectively improved, and the three-dimensional printing device and the printing platform system can be widely applied to the field of rapid forming manufacturing.
Owner:ZHEJIANG UNIV

Heat transfer printing printer and control method of heat transfer printing printer

The invention discloses a heat transfer printing printer and a control method of the heat transfer printing printer. The heat transfer printing printer comprises a distributing shaft (21) and a recycling shaft (22), wherein the distributing shaft (21) is used for supporting unused thermal transfer ribbons; the recycling shaft (22) is used for rolling back used thermal transfer ribbons; the heat transfer printing printer further comprises a distributing motor (23), a recycling motor (24) and a control mechanism, wherein the distributing motor (23) is in transmission connection with the distributing shaft (21) and is used for driving the rotation of the distributing shaft (21); the recycling motor is in transmission connection with the recycling shaft (22) and is used for driving the rotation of the recycling shaft (22); and the control mechanism is electrically connected with the distributing motor (23) and the recycling motor (24) and is used for respectively controlling the rotation of the distributing motor (23) and the recycling motor (24) before executing an printing operation so that the thermal transfer ribbon are wound on the distributing shaft (21) and the recycling shaft (22). According to the heat transfer printing printer and the control method of the heat transfer printing printer, the relaxation of the thermal transfer ribbons can be avoided, and then the printing quality is improved.
Owner:SHANDONG NEW BEIYANG INFORMATION TECH CO LTD

Adjustable printing device

The present invention discloses an adjustable printing device. The adjustable printing device comprises a body, the body is internally provided with a control circuit board and an ink box storing ink,the lower end of the body is provided with a printing head electrically connected with the control circuit board, and an ink outlet is arranged at the ink box corresponding to the printing head. Roller modules are symmetrically arranged at two sides of the printing head of the body, the roller modules are installed on the body through a regulation mechanism and can regulate the installation height through the regulation mechanism to achieve regulation of a distance from the working surface of the printing head. The roller modules can regulate the distance extruded out of the printing workingend through the regulation mechanism and can return to the side of the body through regulation of the regulation mechanism so as to fit different surfaces to be printed and meet the printing demands of different printing articles, and when the surface to be printed is small and there is a shielding object around, the roller modules can be returned to and located at the side of the body so as to prevent the roller modules from butting against the shielding object, effectively improve the printing quality and widen the application range.
Owner:ZHONGSHAN SANZANG ELECTRONICS TECH

Forming platform for 3D printer

The invention discloses a forming platform for a 3D printer. The forming platform comprises a base, wherein a platform is arranged at the upper end of the base, a rotary disc is arranged at the middlepart of the platform, connecting rods are symmetrically arranged at the side ends of the rotary disc, and the outer side ends of the connecting rods are connected with a carrier stage; a supporting seat is arranged under the carrier stage, ejecting needles are arranged at the upper end of the supporting seat at intervals, the upper ends of the ejecting needles penetrate into and extend out of theplatform; a magnet is arranged at one side in the platform, a driving motor is arranged at the other side in the platform and is in drive connection with a rotary shaft the rotary shaft is arranged in the platform and is eccentrically provided with a jacking wheel which can extend out the platform and contacts with the supporting seat; a vertical column is arranged at the upper end of the platform and at one side of the carrier stage, and is provided with a cylinder; a piston rod of the cylinder is connected with a horizontally-arranged fork frame. The invention aims at providing the formingplatform for the 3D printer, and products can be quickly taken down from the platform.
Owner:保靖锐恩电子有限责任公司

Digital inkjet printing device of conventional flat screen printing machine

The invention discloses a digital inkjet printing device of a conventional flat screen printing machine. A spray head servo motor rotates to drive a connecting rod, a connecting rod gear, a chain and a pinion to rotate, and finally drives a scanning type integrated transferring trolley to move to and fro along the width direction of greige cloth; two pairs of position sensors in an optical grating read head collect the accurate displacement signals of the scanning type integrated transferring trolley, and sends the accurate displacement signals of the scanning type integrated transferring trolley to a controller; the controller sends inkjet printing information to a spray head board card through a cable wire to control a multi-spray-head group to work; a positive-pressure air supply in an ink line system delivers various colors of ink in a primary ink box to a secondary ink box; the various colors of ink is sprayed on the greige cloth through the multi-spray-head group controlled by the spray head board card; and a guide belt servo motor accurately controls a printing guide belt to move, and finally drives the greige cloth to move. The digital inkjet printing device of the conventional flat screen printing machine is also provided with an ink stack moisture preserving device and ink scraping knife leathers, so as to maintain spray heads. The digital inkjet printing device of the conventional flat screen printing machine has the beneficial effects of being reasonable in structure, modifying a conventional printing machine, improving printing quality and being green and environment-friendly.
Owner:浙江东山广信数码印花设备有限公司

Drawing machine

The invention discloses a drawing machine. The drawing machine comprises a machine frame, an unwinding roller, a printing platform, a printing assembly, a winding roller and a second driving motor used for driving the winding roller to rotate, the printing platform is provided with a hollow bottom plate, the bottom plate is provided with suction holes communicated with an inner cavity of the bottom plate, an air pumping assembly used for pumping air in the bottom plate is arranged on one side of the printing platform, a containing groove is formed in the bottom plate, a diffusion plate is embedded in the containing groove, the upper end face of the diffusion plate and the upper end face of the printing platform are located on the same plane, a plurality of diffusion grooves are formed in the diffusion plate, the diffusion grooves and the suction holes are in matrix distribution, each diffusion groove corresponds to one suction hole, the sectional area of the diffusion grooves is largerthan the sectional area of the suction holes, and the suction holes are located in the diffusion grooves. Through the arrangement of the diffusion grooves, the contact area of the printing medium under the suction force is increased when the air suction assembly is vacuumized, so that the printing medium is kept in a flat state, the phenomenon that the printing medium is wrinkled and the like dueto the adsorption of a multi-point small area is avoided.
Owner:杭州御澜科技有限公司

Cloth feeding method for continuous type high-speed textile digital printing machine

The invention discloses a method for feeding a continuous high-speed textile digital printing machine. The method belongs to the technical field of textile printing. The invention solves the problem that the existing continuous high-speed textile digital printing machine cannot continuously store quantitative The wrinkled gray cloth causes the gray cloth to be unstable due to tension, and the quality of the pattern after inkjet printing is dried and heated. The Fangming method includes: with the dominant band linear velocity n 0 As the benchmark reference quantity, through PLC internal calculation, it is obtained that the frequency converter of the first traction roller, the frequency converter of the loose cloth roller, the frequency converter of the cloth guide roller, the frequency converter of the cloth feeding roller, the frequency converter of the second traction roller, and the correction rod The linear speed of the corresponding roller driven by the frequency converter ensures that a certain amount of wrinkled gray cloth is stored on the cloth feeding guide belt, and at the same time solves the problem of the torque reduction of the unwinding roller due to the large inertia, reduces the problem of cloth feeding accumulation, and improves Improve the printing quality of the digital printing machine and reduce the loss of gray fabric.
Owner:温泉
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products