282results about "Spacing mechanisms" patented technology

The invention relates to a nonlinear ink jet method and device, electronic equipment and a storage medium, the method is applied to an arc reciprocating printer, and the method comprises the following steps: determining an effective ink jet area of each brush corresponding to an ink box nozzle according to a target printing width; the target printing width is smaller than or equal to the width of the effective ink-jet area; determining an operation ink jet area based on the effective ink jet area of each brush and the target image area corresponding to the effective ink jet area; ink jet drop points in the operation ink jet area correspond to pixel points in a target image area corresponding to the operation ink jet area; generating an ink jet instruction based on the operation ink jet area; and based on the ink jet instruction, controlling an ink box nozzle to jet ink on a corresponding printing medium. In the embodiment of the invention, the corresponding relation between the pixel points in the target image and the ink jet drop points in the operation ink jet area is established based on the effective ink jet area, and the nonlinear ink jet method suitable for multi-brush ink jet is provided, so that an arc reciprocating printer can correctly print the target image.

An ink jet system includes a head unit that includes a nozzle discharging ink, a pressure chamber communicating with the nozzle, and a drive element applying pressure fluctuation to the ink in the pressure chamber by supplying a drive pulse, an acquisition portion that acquires output information including first output information regarding the head unit and / or second output information regarding the ink used for the head unit, a first coupling portion that is communicably network-coupled to a server, a first output portion that outputs the output information to the server via the first coupling portion, a first input portion to which input information is input from the server via the first coupling portion, and a determination portion that determines the number of times of scanning or a scanning direction of the head unit with respect to a unit region on a medium based on the input information.

Disclosed is a substrate processing device which includes a substrate transfer part on which a transfer object is received and a jetting system part includes an ink jet body that jets and prints ink on the transfer object over an upper surface of the substrate transfer part, an ink module transfer part that transfers the ink jet body, an encoder disposed around the ink module transfer part to output a movement signal per unit movement distance of the ink module transfer part, an ink ejection controller that interworks with the ink jet body to control an ink jetting timing of the ink jet body, and a signal splitter that interworks with the encoder to count the movement signal, reset a width of the counted movement signal, and transmit the movement signal, the width of which is reset, to the ink ejection controller.

To provide a technique capable of predicting a time when an image forming system fails.SOLUTION: In the image forming system, the controller is configured to input, to the motor driver, an operation amount for moving the carriage in the main scanning direction at a target speed based on the moving speed of the carriage detected from the encoder signal. The motor driver is configured to drive the motor by applying driving power based on the operation amount to the motor. The rotational movement of the motor is converted into a translational movement of the carriage. On the other hand, in order to determine the lifetime or the remaining lifetime of the image forming system, for each of a plurality of periods, time-series data of the moving speed, the physical quantity related to the moving speed, or the operation amount observed by the movement control of the carriage in the corresponding period is acquired. An index value related to an abnormality of the image forming system is identified based on the time-series data. The life or the remaining life of the image forming system is determined based on the transition of the index value in the plurality of periods.SELECTED DRAWING: Figure 5

An inkjet recording apparatus of a scanning type includes: a treatment liquid head that ejects a treatment liquid having a flocculation effect on a coloring material ink and a coloring material; and an ink head that ejects the coloring material ink in a single carriage, wherein the ink head does not pass through a treatment liquid discharging part after discharging the treatment liquid in a same scan.

A method for printing a digital image in swaths with a swath time corresponding to the width w1 of the digital image on the image receiving medium 2 in the main scanning direction X. The print controller 10 issues a trigger that a spitting action for at least part of the printing elements 8 of the print head 4a, 4b, 4c, 4d, 4e needs to be performed. A swath time of subsequent swaths is gradually increased until the print head reaches a maintenance tray 11 at a side of the print surface 1. The print head stays at the maintenance tray 11 until air between the print head and the maintenance tray 11 has approximately reached a standstill. Then the at least part of the printing elements 8 of the print head are spitting marking material in the maintenance tray 11. After the spitting the swath time of subsequent swaths is gradually decreased until the swath time is corresponding again with the width w1 of the digital image on the image receiving medium 2 in the main scanning direction X. The invention further relates to a digital inkjet printer configured to perform the above mentioned method.

A carriage is configured to displace to a approach position Q1 and a retreat position Q2, a control section forms a print region PA in a print portion PP by causing a head to eject liquid while moving the carriage in one direction, the control section starts transport of a medium by a transport section after the print region has been formed in the print portion and before the carriage that is moving in the one direction stops, the control section starts movement of the carriage in an opposite direction before the transport of the medium by the transport section is completed, and the control section causes the carriage to displace from the approach position to the retreat position after the print region has been formed in the print portion and before the head overlaps the print region on a support section.

To record a high-quality image with durability against recording misregistration.SOLUTION: An image processing device 1 generates quantization data for superimposing and recording a first dot pattern 101 and a second dot pattern 102 on a recording medium. The first dot pattern 101 and the second dot pattern 102 are lattice patterns whose combinations of two basis vectors are different from each other. There are superposition dots 104 and proximate dots 105 in which dots of the first dot pattern 101 and dots of the second dot pattern 102 are arranged with a distance smaller than a distance between lattices, in a combined dot pattern 100 in which the lattice patterns are combined. The proximate dots 105 include a plurality of proximate dots whose approaching directions are different.SELECTED DRAWING: Figure 1

Systems, apparatuses and methods provides for technology that applies, with a printhead of a printing system, ink to a substrate as the substrate remains stationary and the printhead moves across the substrate. The technology determines, with a distance encoder, a distance that the printhead has moved, and controls application of the ink from the printhead to the substrate based on the distance.

The invention relates to a printing apparatus and a control method thereof, which can reduce liquid consumption, medium consumption and printing time for printing a test pattern. The printing apparatus includes a recording head, a control unit, and a detection unit. The control section performs control so as to form an intermediate image including a marker section detectable by the detection section on a medium on the basis of an input image during a cycle among a plurality of cycles, and performs control so as to form a marker section on the medium on the basis of the intermediate image during a cycle following the cycle during the cycle. A remaining image of the printed image other than the intermediate image is formed on the medium. The detection part detects the state of the identification part. The control unit is capable of executing a process based on the state of the identification unit detected by the detection unit.

The present invention provides a liquid ejection device and a method for adjusting the liquid ejection device, which can record the landing position appropriately corrected based on landing position information obtained from a test pattern; a printing device (1) comprises: a nozzle (13) having a plurality of nozzles (131) for ejecting ink droplets toward a printing medium (5); a moving part (20) for moving the nozzle (13) relative to the printing medium (5) in a relative movement direction; and a control part (60) for controlling the nozzle (13) and the moving part (20) to record a test pattern (Tp) on the printing medium (5), and correcting the control of the nozzle (13) and / or the moving part (20) based on a correction value obtained from the test pattern (Tp), thereby performing recording; the test pattern (Tp) has a plurality of blocks (Ptmn) for obtaining a plurality of correction values, the correction values ​​being used to correct the landing position of the ink droplets landing on the printing medium (5) in the relative movement direction.

A printing device forms an image layer by printing with a color ink a composite image obtained by dividing a plurality of original images in a sub-scanning direction and combining the divided plurality of original images, forms an intermediate layer by printing on the image layer with a transparent ink a solid-printing image, and forms a lens layer by printing on the intermediate layer with the transparent ink a lens image consisting of a plurality of long lenses extending in a main scanning direction and aligned in the sub-scanning direction correspondingly to the composite image. When the lens layer is formed, the printing head ejects the transparent ink onto a recording medium while the printing head is moving in the main scanning direction, and the transparent ink on the recording medium is cured by the curing device.

An image recording apparatus includes a belt passed around a drive pulley and a driven pulley, a support member configured to support a recording head and fixed to the belt, a holder member, having a claw part, configured to hold the driven pulley, and a frame having a first opening for the claw part to penetrate. The holder member is attached to the frame such as to be movable relative to the drive pulley. The first opening has an enlarged opening portion allowing the claw part to pass through without engaging with the frame on one side closer to the drive pulley. At least a portion of the claw part is positioned within a part of the first opening excluding the enlarged opening portion in a state where the holder member is positioned in a predetermined location closer to the drive pulley.

To provide a printing device which further improves a printing speed of roller digital printing.SOLUTION: The printing device includes: n printheads which communicate with at least two different inks, and are arranged along a first direction; a printing medium which is rotated around a rotary shaft, and is so located as to face the printhead; a movement control device which controls movement of the printhead and movement of the printing medium; and a printing drive mechanism which controls printhead printing. The printing medium is divided into s printing regions along the first direction, each printing region is printed by one printhead, and herein, s and n is a positive integer equal to or greater than 1. By dividing the printing region into a plurality of printing regions, a relative movement distance between the printhead and the printing medium in a printing end process is shortened, and further, the overall printing completion time is reduced.SELECTED DRAWING: Figure 1

In example implementations, a method, a device, and a program are provided. The method includes detecting a power increase movement of a printer carriage. A location of the printer carriage is detected at a time of the detected power increase. Based on the detected location of the printer carriage, determine whether the print medium is damaged. The device includes a power monitor to detect a power increase during movement of a printer carriage. A locator detects a location of the printer carriage at the time of the detected power increase. A damage determiner determines, based on the detected location of the printer carriage, whether the print medium is damaged. The program detects a power increase during movement of a printer carriage. Location of printer carriage is detected at time of detected power increase. Based on detected location of the printer carriage, it is determined whether the print medium is damaged.

A machine for digital printing of glass sheets on their entire surface, including their border, comprising a printing table (1), a printing carriage (2) that travels along the printing table (1) on a number of travel guides (3), and a printing bridge (4) associated with the printing carriage (2) on which printing modules or heads (5) travel, characterized in that it has a head controller (6) that manages up to four encoders, which allows four simultaneous printing modes:Modality 1 along the X axis in single pass.Modality 2 along the Y axis in single pass.Modality 3 along the X axis in multipass.Modality 4 along the Y axis in multipass.

A liquid ejecting device includes an ejecting unit that includes a nozzle surface at which at least one nozzle is open and that ejects a liquid onto a medium from the at least one nozzle, a carriage that is mounted with the ejecting unit and that reciprocates in a scanning direction, a drying unit that is mounted at the carriage and that dries the liquid ejected onto the medium by the ejecting unit, and a receiving unit that receives the liquid discharged from the at least one nozzle as a result of a maintenance operation for the ejecting unit. The receiving unit includes an absorbing member that absorbs the liquid. The drying unit dries the absorbing member when the ejecting unit is positioned, during printing, at a stop position at which the ejecting unit stops.

A liquid droplet ejecting apparatus, includes: an ejecting head having an ejecting surface, the ejecting head being configured to eject liquid droplets onto a print target based on image data, the print target including a parallel surface and an inclined surface; a distance detector which detects a distance between the ejecting surface and the parallel surface and a distance between the ejecting surface and the inclined surface; and a controller. If the controller determines that the liquid droplets are to be ejected onto the inclined surface based on a detection result of the distance detector, the controller obtains information about a print mode selected by a user from a plurality of print modes related to ejection control of the liquid droplets for the inclined surface; and executes an ejection control of the liquid droplets to the inclined surface based on the print mode selected by the user.

An image forming apparatus may include an image forming unit, a transport unit, a housing, a first electric member, a second electric member, and a wire harness, in which a rotation space is left below the transport unit before image formation in the housing to enable movement of the transport unit. The wire harness may be routed from a rear side to a front side of the housing in a space below the transport unit in the separated position. The size of the space reserved in the shell can be changed according to the rotating space of the conveying unit. The space in the housing may include a part of a rotation space preset for rotation of the conveying unit in the housing, and may be effectively used as a space for wiring the wire harness. Therefore, the wire harness can be arranged without increasing the size of the device.

A liquid discharge apparatus to discharge liquid to apply the liquid to an object includes a head, a mover, a rotator, and processing circuitry. The head has a nozzle surface in which a plurality of nozzle rows each including a plurality of nozzles to discharge the liquid are arranged. The mover relatively moves the head and the object in each of a first direction and a second direction orthogonal to each other along the nozzle surface. The rotator rotates the head along the nozzle surface. The processing circuitry controls the relative movement to correct unevenness of a nozzle interval between the plurality of nozzles along the second direction caused by an inclination between the first direction and a third direction when the head is rotated. The third direction is a direction in which the plurality of nozzles are arranged in each of the plurality of nozzle rows.

Provided is a printing device, and the object is to appropriately protect a carriage or the like. A printing device (1) includes: a frame (2) that houses a carriage (8); a lever (92) that detects a non-seated state of the frame (2); and a lock plate (93) that restricts movement of the carriage (8) when the lever (92) detects the non-seated state of the frame (2).

A recording apparatus includes a conveyance unit, a carriage, a recording head, a frame, and a guide member. The conveyance unit conveys a sheet in a conveyance direction. The carriage moves in a scanning direction crossing the conveyance direction and has a first abutment portion and a second abutment portion higher in position than the first abutment portion. The recording head is mounted on the carriage, arranged to face a sheet conveyed by the conveyance unit, and ejects a liquid onto the conveyed sheet to record an image. The frame has a first sliding portion in abutment with the first abutment portion and has a second sliding portion in abutment with the second abutment portion. The guide member supports the carriage and is fixed to the frame at a position separated from the first sliding portion.

Provided is an inkjet printer capable of suppressing variations in landing positions of inks ejected from a plurality of inkjet heads mounted on a carriage for each inkjet head. In this inkjet printer, a plurality of inkjet heads 3 are mounted on a carriage. This inkjet printer includes at least one of a first inclination adjustment mechanism (13) for adjusting the inclination of each of the inkjet heads (3) with respect to the carriage in a pivoting direction having a sub scanning direction as an axial direction of pivoting, and a second inclination adjustment mechanism (14) for adjusting the inclination of each of the inkjet heads (3) with respect to the carriage in a pivoting direction having a main scanning direction as an axial direction of pivoting.

To suppress inversion unevenness of colors.SOLUTION: A recording device includes vertically arranged recording heads. In a case where images are recorded by executing plural times of main-scanning on a band region in a medium with forward scanning of the recording heads, sub-scanning, and backward-scanning of the recording heads, when a range of first nozzles adjacent to each other in the second direction in a first nozzle group relative to a second nozzle group corresponding to a first chromatic color whose discharge ratio for recording the image of liquid of the plurality of chromatic colors is lowest is a first range, and a range of the first nozzles adjacent to each other in the second direction in the first nozzle group relative to the second nozzle group corresponding to the chromatic color other than the first chromatic color of the plurality of chromatic colors is a second range, the recording device performs a first recording control of making the discharge ratio of the liquid of an achromatic color of the first range for recording the image higher than the discharge ratio of the liquid of the achromatic color of any second range for recording the image.SELECTED DRAWING: Figure 3

To prevent a difference of a color from becoming conspicuous.SOLUTION: An image processing device for a printing execution unit which performing printing by executing partial printing that forms a dot on a printing medium by a printing head and medium movement that moves the printing medium in the medium movement direction with respect to the printing head executes direction decision processing of deciding the head movement direction of the plural times of partial printing to any of the first direction and second direction by using object image data. An object image includes: a first partial image printed in the first partial printing, a second partial image printed in the second partial printing, and an intermediate image printed in both of the first partial printing and second partial printing. The direction decision processing, in a case where a specific condition at least including a first condition indicating that a color difference pixel exists over a boundary between the first partial image and the intermediate image and a color difference pixel exists over a boundary between the second partial image and the intermediate image is satisfied, decides the head movement direction of the first partial printing and the head movement direction of the second partial printing in the same direction.SELECTED DRAWING: Figure 3

The invention relates to a liquid ejecting apparatus and a method of controlling the same. The carriage is movable to a forming position and a wiping position. The wiping mechanism is movable to a standby position, an activation position, and an end position. The wiping mechanism is configured to perform a wiping operation by moving from the activated position to the end position in a state where the carriage is in the wiping position after moving from the standby position to the activated position. The wiping mechanism performs a preparation operation in preparation for the wiping operation in the standby position, and when the wiping operation is performed after the formation operation, the wiping mechanism performs the preparation operation and a movement from the standby position to the activation position in parallel with the formation operation.