77results about How to "Printing position is accurate" patented technology

A paper supply mechanism comprising a roll paper compartment for storing roll paper, a first side wall that can move and defines one side of the roll paper compartment, a second side wall that defines the other side of the roll paper compartment, a lock mechanism that locks the first side wall, a roll paper urging member that urges the roll paper in a storage width direction of the roll paper compartment; and a holding mechanism that operates in conjunction with the lock mechanism and holds the roll paper urging member in a predetermined position.

A print head carriage for holding a print head in a printing system includes a print head carriage framework having a plurality of print head positioning references for defining a position of the print head onto the print head carriage framework, and a cooling channel in thermal contact with the print head carriage framework for controlling the temperature of the print head carriage framework such that the positional stability of the plurality of print head positioning references on the print head carriage framework is preserved.

A printing device for performing recording on a recording medium, the printing device comprising a carriage slidably mounted on the printing device in a lateral direction to scan the recording medium, and movable in a vertical direction to a plurality of predetermined distances above the recording medium during printing, a print head mounted on the carriage, the print head having a discharge surface with a discharge nozzle located therein, the discharge nozzle for ejecting ink on the recording medium, and a recovery mechanism for performing recovery of the print head when the carriage is positioned above the recovery mechanism, the recovery mechanism including a carriage lever to engage the carriage and move the carriage in the vertical direction to a predetermined position above the recovery mechanism.

The invention provides package printing equipment which comprises a workbench, a feeding mechanism, a discharging mechanism, a sensor, stand columns, a printing machine seat, a printing machine, an inking device and a controller. The two sides of the workbench are each provided with two corresponding stand columns, and the four stand columns are arranged in a quadrangle shape. The printing machine seat is arranged on the four stand columns in a sliding and sleeving manner, and the printing machine is fixed below the printing machine seat, right faces the workbench and comprises a printing body and a soft printing plate. A supporting plate is arranged at the tops of the stand columns and located above the printing machine seat, an air cylinder is arranged on the supporting plate, and the output end of the air cylinder is connected with the printing machine seat. The inking device is arranged on a boss on the side faces of the stand columns and comprises an ink box, an inking pipe, a solenoid valve, an inking brush and a second drive mechanism. The feeding mechanism, the discharging mechanism, the sensor, the air cylinder, the second drive mechanism and the solenoid valve are connected with the controller. The package printing equipment is simple in structure, practical and reliable in work, the mechanisms are controlled by the controller for coordination work, and automatic printing is achieved.

The invention relates to a patching method and device. According to the patching method and device, circuit board printing solder paste is assisted by adoption of a positioning member; and when patching is carried out, an image of a circuit board is acquired through a visual acquisition mechanism to calculate an accurate coordinate and judge whether a patching position is correct or not. The patching device comprises a machine platform, a circuit board fixing jig, a visual detection mechanism, a patching mechanism and a circuit board positioning jig, wherein the circuit board fixing jig is arranged on the machine platform and is used for placing the circuit board; the visual detection mechanism is arranged on one side of the machine platform and is used for detecting the circuit board; thepatching mechanism is arranged on the other side of the machine platform and is used for patching the circuit board; and the circuit board positioning jig is located between the patching mechanism and the visual detection mechanism. According to the patching method and device, repeated coordinate acquisition comparison and detection are carried out in the patching process, so that the correctnessof the patching position is ensured, the product quality if ensured, the patching of small components and components complicated in arrangement is satisfied, and the adaptability is relatively strong.

The invention provides printing equipment, and belongs to the technical field of printing. The printing equipment solves the technical problem that the positions of patterns on outer packing paper obtained through existing printing equipment are not unified. The printing equipment comprises a rack, a conveying belt rotationally arranged on the rack and multiple printing spray heads fixed to the rack and located over the middle segment of the conveying belt. The position, located at the front end of the conveying belt, of the rack is rotationally connected with an unwinding roller. A paper collection mechanism is arranged at the position, located under the conveying belt, in the rack. The conveying belt can adsorb glass paper located on the conveying belt onto the surface of the conveying belt, the conveying belt located over the paper collection mechanism enables the glass paper adsorbed to the conveying belt to be separated, and an ink drying mechanism capable of accelerating drying of ink on the glass paper is arranged at the position, right facing the rear end of the conveying belt, of the rack. The printing equipment has the advantage that the printing positions of patterns ofouter packing paper obtained through printing are unified.

A measuring arrangement and measurement method determine the play of a cartridge pivot unit of an inkjet printing system that has at least one stop for the cartridge pivot unit. The cartridge pivot unit is driven by a first motor via a gear train and is equipped with a first movement sensor to establish a movement of the cartridge pivot unit upon leaving the stop. The cartridge pivot unit moves only when the play of the gear train is overcome. The stop for the cartridge pivot unit is formed by a mobile cleaning and sealing station. A counter is provided to count pulses, the count being representative of the play of the gear train of the cartridge pivot unit counting begins with leaving the mobile stop and continues until the movement of the cartridge pivot unit upon leaving the stop again ensues in conformity with the actuation by the first motor.

The invention discloses an energy rating label, which comprises covering paper, a gum layer and backing paper, wherein the covering paper is thermal sensitive paper. Energy information displayed on the energy rating label comprises two parts, wherein one part is fixed graphics and text information directly printed on the upper surface of the covering paper by ink according to related national regulations, and forms an information layer bearing the fixed graphics and text information; and the energy information of the other part is variable information which is formed by the heating discoloration of the thermal sensitive paper in the printing and is displayed by the information layer. The production method for the energy rating label comprises the following steps of: printing the same fixed graphics and text information on the surface layer of the covering paper in advance, wherein a plurality of products using the energy rating labels can adopt blank energy rating labels with the same fixed information; and then printing the variable information corresponding to different products is printed at blank positions of the blank energy rating labels according to actual conditions respectively, thereby producing the energy rating label for a certain given product to further reduce the repetitive mould opening or composition cost of the energy rating label in the printing process.

The invention discloses a silk-screen printing device of a polymer quantum device, and particularly relates to the technical field of silk-screen printing. The device comprises a fixed seat, wherein the top end of the fixed seat is connected with a workbench; a scale line is arranged on the front surface of the top of the workbench; a bearing plate is arranged at the position, close to the inner side of the scale line, above the workbench; limiting mechanisms are installed at the positions, at the two sides of the bearing plate, of the front edge of the top end of the workbench; fixing framesare arranged at the positions, on the two sides of the bearing plate, of the top end of the workbench; the fixing frames are fixedly connected with the workbench and located on the rear side of the limiting mechanisms; and the top ends of the fixing frames are connected with a frame. According to the device, the deviation of the printed position during printing of the to-be-printed object is avoided, a screen plate is convenient to mount, dismount and clean; and meanwhile, the scraping angle adjusting mode of a scraper blade is better, so that the scraper plate moves more stably in the horizontal direction.

The invention relates to an automatic assembling and feeding machine for heat conduction blocks. The automatic assembling and feeding machine comprises a rack, a rotary table mechanism, a copper sheet supply mechanism, an iron cover supply mechanism, a copper sheet taking manipulator, a solder paste printing mechanism, a solder paste detection mechanism, an iron cover taking manipulator, a feeding manipulator and a feeding conveying line, wherein the rotary table mechanism, the copper sheet supply mechanism, the iron cover supply mechanism, the copper sheet taking manipulator, the solder paste printing mechanism, the solder paste detection mechanism, the iron cover taking manipulator, the feeding manipulator and the feeding conveying line are arranged at the upper end of the rack; the copper sheet taking manipulator, the solder paste printing mechanism, the solder paste detection mechanism, the iron cover taking manipulator and the feeding manipulator are sequentially arranged around the rotary table mechanism, and five positioning jigs corresponding to the mechanisms are arranged on the rotary table mechanism; the copper sheet supply mechanism and the iron cover supply mechanism correspondingly supply materials for the copper sheet taking manipulator and the iron cover taking manipulator respectively; and the feeding manipulator is used for sucking the heat conduction blocks and conveying the heat conduction blocks to the feeding conveying line. The automatic assembling and feeding machine can be used for automatically assembling and feeding the heat conduction blocks, so that the production efficiency is improved, the labor intensity is alleviated, meanwhile, the assembling precision is high, and the solder paste printing thickness and printing shape are easy to control.

The invention discloses a counting and code spraying equipment for production line. The equipment comprises a base, supporting rods are fixedly connected to the four corners of the lower end of the base, a material receiving box is fixedly connected to the left end of the base, a conveying belt is in transmission connection with the middle of the upper end of the base, a lifting device is fixedly connected to the upper end of a supporting frame, the front end of the lifting device is fixedly connected with a displacement device, the other end of the conveying pipe is fixedly connected with an ink-jet printer, the left portion of the upper end of the base is fixedly connected with a stabilizing seat and an infrared sensor, the front portion and the rear portion of the upper end of the base are fixedly connected with auxiliary devices, the two auxiliary devices are located on the two sides of the conveying belt, and the left portion and the right portion of the front end of the supporting frame are each provided with a first sliding groove. According to the counting and code spraying equipment for the production line, the whole equipment is reasonable in structural design, the adjusting steps are simple, the code spraying position of a machined part is accurate, the code spraying quality of the machined part is high, and the counting and code spraying equipment is suitable for wide application.

The invention discloses a label printer and an outer turn cover assembly thereof, and belongs to the field of printing. The label printer comprises a machine core assembly, a printing head assembly and the outer turn cover assembly, wherein the machine core assembly comprises a machine core and a main control panel and is used for controlling the printing head assembly; the printing head assemblycomprises a printing head, a printing head substrate and an FPC (flexible printed circuit) arranging wires, and the main control panel is connected with the printing head through the FPC arranging wires; the outer turn cover assembly comprises a side turn cover casing and an inner casing connected to one side of the side turn cover casing, a consumable bin used for mounting label consumables is arranged on the inner casing, a shaft hole is formed in one end of the side turn cover casing, a pressing rotating shaft is mounted in the shaft hole and assembled with the machine core assembly, and therefore, the outer turn cover casing can be opened or closed relative to the machine core assembly; and when the outer turn cover assembly and the machine core assembly are closed, the machine core, the printing head and the side turn cover casing form a paper feeding channel. According to the label printer, the consumable bin is arranged on the outer turn cover assembly, the label consumables areconvenient to replace, and the problem that the consumables are prone to loosening is solved.

The invention relates to rolling silk-screen printing equipment as well as multi-color printing equipment and method thereof. The rolling silk-screen printing equipment comprises a rack, an unwindingmechanism and a winding mechanism arranged at the two ends of the rack separately, and a silk-screen printing mechanism arranged between the unwinding mechanism and the winding mechanism; the unwinding mechanism unwinds printing material; the silk-screen printing mechanism prints the printing material and dries the printing mechanism through a drying mechanism; and the winding mechanism winds theprinting mechanism. The rolling silk-screen printing equipment is compact in structure, small in size and occupied area, and convenient to place. In addition, the unwinding mechanism continuously unwinds, and the winding mechanism continuously winds, so that the silk-screen printing mechanism can continuously carry out rolling printing, and the printing efficiency is high; a deviation rectifying mechanism rectifies the printing material, so that the printing position is precise, and the defective percentage is reduced; the printing material is naturally dried through a plurality of conveying roll wheels and is also rapidly dried by the drying mechanism.

The image forming apparatus includes: a paper feed unit; a print unit; a registration roller; a sheet leading end sensor provided downstream, in a transport direction of the recording paper, of the registration roller; a time measuring unit for measuring a time from a start point of transportation of the recording paper by the registration roller to a point of detection of the leading end of the recording paper by the sheet leading end sensor; a memory unit for storing a reference image forming time and a reference time; a print control unit; and an arithmetic unit for obtaining a difference between the reference time and the time detected by the time measuring unit. The print control unit adjusts the length of the image forming period in accordance with the adjusted image forming time determined based on the difference obtained by the arithmetic unit and the reference image forming time.

The invention relates to a heat transfer printing printer and a printing method. The heat transfer printing printer comprises a paper rubbing assembly, a printing head, a colored tape storing and replacing mechanism and a paper pressing mechanism. The paper rubbing assembly and the paper pressing mechanism are successively arranged in the moving direction of printing paper, the printing head and the colored tape storing and replacing mechanism are mounted between the paper rubbing assembly and the paper pressing mechanism, the printing heat is located above the printing paper and can move linearly in a reciprocating manner horizontally in the direction perpendicular to the moving direction of the printing paper and move up and down, the colored tape storing and replacing mechanism is horizontally arranged perpendicular to the moving direction of the printing paper, and the colored tape storing and replacing mechanism is used for storing colored tapes of different colors and replacing the colored tapes to the printing head. The heat transfer printing printer has the beneficial effects that the colored tape storing and replacing mechanism replaces the colored tapes, so that the printing head can print a plurality of colors; the paper rubbing assembly drives the printing paper to move; and the paper pressing mechanism is used for fixing the printing paper when the printing head executes a printing operation to prevent the printing effect from being affected as the printing paper moves. The printer is compact in structure and small in occupied area.