17results about How to "Guaranteed printing effect" patented technology

The application relates to the technical field of packaging boxes, in particular to a packaging color box surface printing process, which comprises a feeding process, a printing process and a discharging process. In the feeding process, a clamp is used to send the packaging box to the position of a transfer roller on a printing equipment rack. In the printing process, a color printing pattern on a transfer paper is transferred to the outer side wall of the packaging box through the transfer roller on the printing equipment rack. In the discharging process, the clamp is used to send the packaging box to the discharging position for discharging. The clamp composed of a main shaft, a mounting column and a clamping plate supports and clamps the inner side wall of the packaging box, so that the packaging box can stably abut against the side wall of the transfer roller in the printing process, the transfer effect is effectively guaranteed, and the printing forming effect of the color box surface is guaranteed.

The invention relates to the technical field of printers, and particularly discloses a printer core and a printer.The printer core comprises a rack, a swing arm, a first gear, a second gear and a third gear, the swing arm, the first gear, the second gear and the third gear are rotationally arranged on the rack, and the first gear is tightly matched with the swing arm to drive the swing arm to be switched between a first state and a second state; the second gear is meshed with the first gear, a one-way clutch structure is arranged between the second gear and the third gear and enables the second gear to drive the third gear to synchronously rotate in the first direction, in the first state, the swing arm is separated from the third gear, and in the second state, the swing arm is driven by the third gear to rotate synchronously. The swing arm abuts against the third gear to limit rotation of the third gear. When the scheme is applied to the printer, the first gear can be connected with the paper roller rotating shaft, and the third gear can be connected with the thermal transfer ribbon roller rotating shaft, so that the used thermal transfer ribbon cannot pass through the printing head again along with paper returning, and the printing effect is ensured.

This application relates to the field of printed image color management technology, and in particular to a method, apparatus, computer device, and medium for generating a print preview image. The method includes: obtaining a gamut factor, a white balance factor, a hue response function, and a saturation function based on the printing scheme of the image to be printed and the default printing scheme corresponding to a mapping table; obtaining a first color value for each node based on the PreviewRGB value corresponding to each node in the mapping table; determining a second color value for the node based on the product of the gamut factor and the first color value of the node; obtaining a temporary RGB value for the node based on the product of the white balance factor, the hue response function, and the PreviewRGB value; obtaining a third color value for the node based on the temporary RGB value; obtaining a fourth color value based on the saturation function and the third color value of the node; converting the fourth color value into a target PreviewRGB value to obtain an updated mapping table; and generating a print preview image based on the updated mapping table. This method can save memory.

The utility model relates to 3D printing technical field, concretely for a kind of liquid level control device for photocuring 3D printing equipment, including trough, follow-up mechanism, adjusting mechanism, make-up pipe and make-up mechanism;Trough side wall is provided with communicating pipe, the inlet of communicating pipe is communicated with the bottom of trough side wall;Follow-up mechanism is arranged at one side of trough, and one end of follow-up mechanism is communicated with trough by communicating pipe;Adjusting mechanism is arranged at one side of trough for adjusting the height of liquid level in trough, and one end of follow-up mechanism extends into adjusting mechanism;Make-up pipe is arranged in trough;Make-up mechanism is arranged at one side of trough, and the discharge end of make-up mechanism is communicated with adjusting mechanism.The utility model is set up by the cooperation between follow-up mechanism, adjusting mechanism and make-up mechanism, device can automatically maintain the stable liquid level in trough, avoid that printing layer and trough wall are adhered due to liquid level being too high, or the defects such as printing layer material shortage, fault are caused by liquid level being too low.

The utility model discloses a self-adhesive label 3D embossment printing device which comprises a machine base and a label belt, a material collecting roller is arranged on one side of the machine base, a material discharging roller is arranged on one side of the material collecting roller, a limiting roller set is arranged on one side of the material discharging roller, a laser etching mechanism is arranged on one side of the limiting roller set, an auxiliary assembly is arranged on the laser etching mechanism, and the auxiliary assembly is connected with the label belt. The laser etching mechanism is arranged at the lower end of the feeding roller, the color printing mechanism is arranged at the lower end of the laser etching mechanism, the feeding roller, the laser etching mechanism, the limiting roller set and the color printing mechanism are all arranged on the machine base, one end of the label belt is connected to the feeding roller, and the other end of the label belt sequentially penetrates through the limiting roller set, the laser etching mechanism and the color printing mechanism to be connected to the receiving roller. The self-adhesive label embossing device can perform embossing operation on a thin self-adhesive label, can timely suck dust generated by operation of a laser etching machine, avoids influence on subsequent color printing operation of the self-adhesive label, can fix the self-adhesive label, and improves embossing printing precision of the self-adhesive label.

The invention discloses a nozzle inclined printing method, device and equipment and a storage medium, and relates to the technical field of ink-jet printing. The method comprises the following steps: mounting a spray head according to a preset inclination angle, and obtaining blank ink point numbers corresponding to nozzles in the spray head according to the precision of the spray head, the preset inclination angle and the original printing precision in a main scanning direction; according to the number of the blank ink points, a specified number of blank data is inserted into the line printing data corresponding to the nozzles, and point insertion printing data is obtained; and the insertion point printing data are sent to the spray head for ink-out printing, so that the printing precision can be improved when the spray head is obliquely mounted for printing, and meanwhile, the color register accuracy and the image printing effect are ensured.

The invention provides a printing device and a driving method thereof. The printing device comprises a plurality of light emitting units, a plurality of control switches, at least one grid signal generation circuit, at least one control signal generation circuit, a plurality of grid signal lines, a plurality of control signal lines and at least one source electrode driving chip, the control switch is electrically connected with the light emitting unit and the output end of the source electrode driving chip. The driving method comprises the following steps: resetting the plurality of light-emitting units, controlling the output end of the source electrode driving chip to write data signals into the plurality of light-emitting units in sequence through the plurality of control switches, performing threshold voltage compensation on the plurality of light-emitting units, and controlling the plurality of light-emitting units to emit light at the same time. According to the invention, one-to-many connection between the output end of the source electrode driving chip and the light-emitting unit is realized through the control switch, the number of the source electrode driving chips is reduced, and the manufacturing cost is reduced.

The present application relates to paper product printing equipment technical field, especially to an environment-friendly paper product printing equipment and its using method. It includes the guard shield assembly which is arranged on the ink duct groove and is composed of the installation frame, the extension frame, the left side guard shield, the right side guard shield and two baffle plates; the scraping assembly which is arranged on the guard shield assembly and is used for adjusting the ink thickness on the surface of the ink transfer roller; the lifting assembly which is arranged on the installation frame and is used for adjusting the distance between the left side guard shield, the right side guard shield and the surface of the ink transfer roller to complete the sealing of the upper part of the ink duct groove; and the ink transmission mechanism which is arranged on the ink duct groove and is used for transmitting the ink to the surface of the ink transfer roller. The present application can avoid the ink splashing, save the ink resources, form a relatively closed space above the ink duct groove when the ink transfer roller is not used, reduce the contact between the ink and the outside world, and reduce the volatilization of the ink.

The application discloses a curved surface medium inkjet printing method, device, equipment and storage medium, relates to the inkjet printing technical field, and solves the problem that the uneven ink dots on the curved surface medium affect the printing quality when the curved surface medium is printed. The method comprises the following steps: establishing a three-dimensional coordinate system, obtaining a three-dimensional curved surface graph of the curved surface medium, dividing a plurality of different first areas according to the three-dimensional curved surface graph, obtaining the curvatures of the first areas, the curvatures corresponding to different first areas are not necessarily the same, obtaining actual printing data of a second area on the curved surface medium corresponding to the first area according to the curvatures of the first areas, and performing inkjet printing on the surface of the second area according to the actual printing data. Through the curvilinear curvatures corresponding to different second areas, new actual printing data is obtained to print the curved surface medium, the distribution of ink dots on the curved surface medium is controlled, and the printing quality is ensured.

The utility model discloses a printing device for carpet processing, which relates to the technical field of carpet processing and comprises a processing table, and a lifting plate component is arranged on the upper surface of the processing table. Two belt wheel mounting seats are symmetrically arranged on the two sides of the lifting plate component, and a mounting frame is arranged at the top of the lifting plate component; a plurality of belt wheels are uniformly arranged on the upper surfaces of the two belt wheel mounting seats at intervals, and a belt wheel motor is arranged at one end of the lower surface of each belt wheel mounting seat; a hydraulic printing component is arranged on the lower surface of the top of the mounting frame; a synchronous belt is arranged on the outer sides of the multiple belt wheels. A plurality of pulley seats are uniformly arranged on the outer side of the synchronous belt at intervals; clamping parts are arranged at the ends, away from the synchronous belt, of the multiple pulley bases. By means of the structure, the two sides of a carpet can be clamped, the situation that the carpet shrinks due to changes of temperature and humidity conditions, and printing deviation is caused is avoided, the height of the bottom plate can be adjusted according to carpets with different thicknesses, a hydraulic printing component can make better contact with the carpet conveniently, and the printing effect is guaranteed.

The utility model relates to the technical field of carpet processing, in particular to a printing processing device for carpet production and processing, which comprises a supporting mechanism for supporting the whole device, and the supporting mechanism is respectively provided with a limiting mechanism for preventing a carpet from shifting and a processing mechanism for uniformly printing the carpet. The limiting mechanism comprises two first fixing blocks and two second fixing blocks which are fixedly connected to the two sides of the top of the supporting table correspondingly. By arranging the limiting mechanism, the device can effectively limit the carpet, the servo motor drives the two-way screw rod to rotate, the two first connecting plates and the two second connecting plates move in the opposite directions, the two limiting plates are driven to be attached to the two sides of the carpet, the carpets of different specifications can be limited, and the carpet conveying device is convenient to use and high in practicability. And meanwhile, under the action of a plurality of micro balls, the friction damage to the two limiting plates is greatly reduced, and therefore the service life of the device is prolonged.

The utility model relates to digital printing machine nozzle technical field, concretely relates to a digital printing machine nozzle adjusting mechanism, including nozzle dolly and set in the middle part of the bottom end of nozzle dolly and print structure, the bottom of nozzle dolly both ends are provided with the powder scattering structure, the powder scattering structure includes the rack fixed in the nozzle dolly and the movable assembly fixed in the rack outside, the movable assembly includes the outer frame of the sleeve setting in the rack outside and the drive motor of the sleeve setting in the inner side of outer frame, the outside fixed location frame of outer frame, the middle part of location frame is fixed with the powder scattering head sleeve, the output of drive motor is connected with gear transmission, and the gear keeps engagement with the rack, fixes and sets up with the powder scattering head and location frame, realizes the function of combination cabinet, the drive motor structure in movable assembly, can drive two sets of gear under the control of outside, since it keeps engagement with the rack, so the powder scattering head and location frame structure can move left and right along the rack, realizes the function of position initiative adjustment.

The application provides a high-flame-retardant wear-resistant nylon engineering blanket printing production device, which comprises, in sequence along a feeding direction, an upper blanket mechanism, an inkjet mechanism, a high-temperature color fixing mechanism and a washing mechanism. The upper blanket mechanism comprises, in sequence along a feeding direction, an unfolding assembly, a soaking assembly and a pressing assembly. The inkjet mechanism comprises a conveying assembly, a nozzle assembly and a moving assembly. The conveying assembly comprises a conveying frame, a front conveying roller group arranged on the front side of the conveying frame and a rear conveying roller group arranged on the rear side of the conveying frame. The moving assembly is arranged on the upper side of the conveying frame. The nozzle assembly is mounted on the moving assembly and is driven by the moving assembly to move on the base blanket to print patterns. The unfolding assembly is arranged. A loose winding motor drives a loose winding roller to rotate and drive the base blanket roll to be automatically loosened. The unfolding frame can unfold the base blanket and flatten the base blanket from a curled state. Then, the base blanket is conveyed in a forward direction and a reverse direction through a plurality of unfolding rollers to ensure that the base blanket is fully unfolded for printing.

The utility model relates to a mask production technical field discloses a kind of code spraying mechanism for packing box.The code spraying mechanism of the utility model, comprising: packing box conveying line, clamping mechanism and code spraying machine, clamping mechanism includes: first clamping seat and second clamping seat, first clamping seat and second clamping seat are set on rack, first clamping seat includes: first fixed seat, drive motor and second conveying belt, drive motor and second conveying belt are set on first fixed seat, drive motor is connected with the transmission of second conveying belt, code spraying machine is set on rack, located the rear end of second clamping seat.The code spraying mechanism of the utility model is controlled by controller, first conveying belt drives packing box to move, when packing box passes through code spraying station, second conveying belt and second clamping seat cooperate and clamp packing box, and make packing box uniform speed pass through code spraying machine, packing box does not sway when code spraying machine codes packing box, improve code spraying quality, guarantee code spraying effect.

The invention discloses a 3D printing modeling method which comprises the following steps: performing 3D scanning on a to-be-printed object through a scanning module to obtain first scanning data; performing 3D modeling based on the first scanning data to obtain a first three-dimensional model; acquiring first identification data of the first three-dimensional model; performing hierarchical slicing processing on the first three-dimensional model according to the first identification data to obtain a first hierarchical slicing result; the first layered slicing result comprises a plurality of layered slices, each layered slice corresponds to a group of parameters, and the group of parameters comprises layered slice thickness, layered slice shape, layered slice color, layered slice coordinate set and layered slice number; determining a first G code file according to the plurality of hierarchical slices and a group of parameters corresponding to each hierarchical slice in the plurality of hierarchical slices; and the 3D printing equipment is controlled to conduct printing operation based on the first G code file, the first 3D printing result is obtained, and the 3D printing effect can be guaranteed.

This invention relates to the field of 3D printing technology, and more particularly to a filament feeding mechanism for a 3D printer used in the production of ship hulls. It includes: a main body with a Y-shaped groove inside; a cover plate detachably connected to the main body and a guide tube fixed thereto; two symmetrically distributed mileage wheels mounted on the main body near the Y-shaped groove, which rotate with the movement of the corresponding filament and sense the speed of the filament; a swing frame rotatably connected to the main body; and a power wheel and a motor mounted on the swing frame. This invention senses the movement of the filament through the mileage wheels. When the filament is used up, the mileage wheel stops rotating due to loss of contact with the filament. If the motor is still running, it indicates that the filament is exhausted. At this point, the power wheel is aligned with the other mileage wheel, and new filament is fed. This allows for automatic continuity of old and new filament, improving printing efficiency, maintaining the printing quality of the ship hull, and reducing the probability of material changes affecting the quality of the ship hull.