Miyakoshi Printing Machinery Co., Ltd.

Akira Ishikawa

Hideo Izawa

Takao Namiki

Yuuichi Yamazaki

Wataru Itabashi

Kouichi Ooyama

Yasushi Katagiri

Junichi Setoyama

Takashi Ito

Toshiaki Kishine

Reishi Fujiwara

Masahito Sato

Kouchi Ooyama

A label paper processing apparatus includes a paper supply unit for supplying and feeding label paper, a digital printing unit for printing the label paper, a laser processing unit, and a pair of loop forming unit disposed between the paper supply unit and the digital printing unit, and between the digital printing unit and the laser processing unit, respectively, each forming a loop of the label paper. The laser processing unit is designed to half-cut the printed label paper and to form cutouts of a shape along a printed cutting locus with a laser beam so as to scan and trace the printed cutting locus, thereby facilitating control in half-cutting of the label paper. The loop forming unit is designed to form a loop of the label paper and to hold a length of the loop substantially constant so as to control feeding of the label paper.

Label paper processing apparatus with laser processing unit and loop forming units

A method of half-cut cutout processing of label paperis disclosed that allows laser beamto cut a label sheetof the label paperinto a given cutout shape without damaging a supporting sheet In the method, a cutting locusalong contours of the cutout shape is printed on a surface of the label sheetin a single color which is darker than or equal in darkness to a color that is the darkest of colors in portions to be cut, and then the cutting locusprinted is irradiated with the laser beam, thereby cutting the label sheetselectively into the cutout shape.

Method of half-cut cutout processing of label paper

An inkjet recording apparatusis provided with a fabric feeding section A having a medium for recordingcomposed of a fabric, an inkjet section B for performing inkjet recording on the medium for recordingfed from the fabric feeding section A to form a recorded medium, and a treating section C, Chaving a drying sectionfor drying the recorded mediumand a collecting sectionfor collecting the dried recorded medium, the drying sectionand the collecting sectionbeing integrated with each other, where the treating section C, Cis attachable to and detachable from the inkjet section B.

Inkjet recording apparatus

An ink jet recording apparatus in which a fabric as a recording medium is intermittently conveyed in an ink jet recording section is capable of printing an image on the fabric with precision and at high quality. The ink jet recording section of serial printing type includes a conveyer for intermittently conveying the fabric. Printing on the fabric intermittently conveyed in the ink jet recording section, the fabric printing ink jet recording apparatus with the conveyer intermittently conveying the fabric while it is temporarily stuck on the conveyer, includes: a feed roll for continuously feeding the fabric onto an upstream end of the conveyer, and a dancer roll unit, the feed roll and dancer roll unit being disposed upstream of the ink jet recording section in order from upstream in the traveling direction of the fabric; and a drying section, and a traction roll for continuously pulling the fabric from a downstream end of the conveyer for unsticking the fabric from the latter, the drying section and traction roll unit being disposed downstream of the ink jet recording section in order from upstream in the traveling direction of the fabric.

Ink jet recording apparatus

An ink supply device for an inkjet recording apparatus including a back pressure tank, a distribution tank, a plurality of ink opening/closing electromagnetic valves, and a plurality of recording heads, in which the distribution tankis connected to the back pressure tankvia an ink supply path, the plurality of ink opening/closing electromagnetic valvesis directly attached to the distribution tankwhile being connected to the plurality of recording headsvia a distribution supply pipeand the distribution tankcontains a humidification heaterfor humidifying ink and a temperature sensor

Ink supply device for inkjet recording apparatus

An inkjet recording apparatus which can make a distribution tank compact and has excellent pressure-control precision is provided with an inkjet portion A having a recording headfor applying ink to a recording mediumand a distribution tankfor supplying ink to the recording head, an ink supply means B having a main tankfor supplying ink to the distribution tank, and an air supply means C having an air chambercommunicating with a spacein the distribution tankand a pressure adjustment mechanism provided on the air chambervia a solenoid valve, where the pressure of the spaceand the internal pressure of the air chamberare equal to each other.

An inkjet recording apparatusincludes a first platehaving line headsaligned thereon, a coupling portionjointed to the first plate, a drive devicesliding the first platevia the coupling portionfrom a waiting position Pin which the line heads wait to a recording position Pin which recording is performed on a recording medium, and a second platehaving at least one line headthereon and being attachable to and detachable from the coupling portion, wherein only the first plateis slidable when the second plateis detached from the coupling portion, and the first plateand the second plateare integrally slidable when the second plateis attached to the coupling portion

A pressure purging device for an inkjet recording apparatus includes a back pressure tank, a distribution tank, ink opening/closing electromagnetic valves, and recording heads, and in which the distribution tankis connected to the back pressure tankvia an ink supply path, the ink opening/closing electromagnetic valvesare attached to the distribution tankwhile being connected to the recording headsvia the distribution supply pipe, the ink opening/closing electromagnetic valvesare directly attached to the distribution tank, and there is provided an air switching three-port electromagnetic valveconnected to an upper part inside of the back pressure tankvia an air pathwhile being connected to a compressed air supply path

Pressure purging device for inkjet recording apparatus

[Problem to be Solved] To provide an inkjet recording apparatus capable of adjusting a gap with high accuracy and easily. [Solution] The present invention provides an inkjet recording apparatusincluding line headstocapable of recording on a recording medium, a head boxthat houses the line headsto, and gap adjustment camstothat abut on a lower surface of a bottomin the head box, in which the head boxis slightly movable in an up-and-down direction by rotating the gap adjustment camsto

The present invention is an ink-jet recording apparatuscapable of carrying out printing continuously onto both surfaces of a recording medium, the ink-jet recording apparatushaving: a first unithaving a first ink-jet recording headfor carrying out printing onto a first surface la of the recording mediumand having a first drying drumpositioned below the first ink-jet recording headand heating and drying the recording mediumafter the printing; and a second unithaving a second ink-jet recording headfor carrying out printing onto a second surfaceof the recording mediumand having a second drying drumpositioned below the second ink-jet recording headand heating and drying the recording mediumafter the printing.

Ink-jet recording apparatus

An ink jet recording apparatus in which a head supporting plate having a line head mounted thereon which comprises a plurality of short heads staggered is attached to a carriage whereby recording is performed by ink jet printing with the line head on a recording medium positioned beneath the carriage is rendered capable of using ordinary short heads. To this end, in an ink jet recording apparatus in which a head supporting platehaving a line head mounted thereon which comprises a plurality of short headsstaggered is attached to a carriagewhereby recording is performed by ink jet printing with the line head on a recording mediumpositioned beneath the carriage, a portion of projectionis provided which is formed on a surface of attachment where the head supporting plate is attached to the carriage, the portion of projection entering into a holeformed in the carriage; and a portion of recess is provided which is formed on an obverse side of the head supporting plate and at a position corresponding to that of the portion of projection and whose inner bottom surface becomes a head mounting surfaceon which a said short head having a nozzle is to be mounted, the head mounting surface being formed with a nozzle accepting hole adapted to accept the nozzle of the short head for mounting the short head on the head mounting surface.

To enable fabric of any length to be continuously printed without causing a textile printing unit to cease its operation, a textile printing method is provided in which fabric is conveyed by a conveyer belt and passed through a printing section to print on the fabric, the printing section having a textile printing ink jet printer disposed opposite the conveyer belt, wherein the printing section is continuously supplied with the fabric comprising a plurality of successive sheets of fabric, each sheet having a given length, such a sheet of fabric for supply into the printing section having a terminal end tied with a starting end of a sheet of a fabric for continuous succeeding supply in the state that the terminal and starting ends are in contact with each other.

Textile printing method and apparatus

It is desirable that the entire ink to be furnished to the nozzle head be deaerated efficiently, the entire ink including a portion of ink recovered from the purge section. Accordingly, an ink furnishing unit in an ink jet recorder is provided, which comprises a back pressure tankconnected to a nozzle headvia an ink supply passage, a main tankconnected to the back pressure tank via a main supply passageprovided with a main ink pumptherein, a recovery tankconnected to the main tank via a return passage provided with an ink pumptherein, and a purge capconnected to the recovery tank via a recovery passageprovided with a purge pumptherein, the purge cap being opposed to the nozzle head when purging, wherein a deaeratoris disposed in the main supply passage connecting the main tank and the back pressure tank and the back pressure tank is connected to an upstream of the purge pump in the recovery passage via a three way directional control valve

Ink furnishing unit in an ink jet recorder

To allow continuous paper to be printed a plurality of times with a time difference by ink jet printer equipment and dried each time of printing while preventing condensation from occurring on an ink discharge surface of print head at and after the second time of printing, there is provided a printing apparatus comprising: a plurality of trains of printing units each of which has print heads arranged along a direction in which a continuous sheet of paper travels and which are arranged parallel to one another as shifted mutually in position in a direction of width of the continuous sheet of paper; a dryer section in which a plurality of continuous sheets of paper from the plural printing unit trains can travel as mutually shifted in position in a direction of width of the continuous sheet of paper; a cooling roller unit disposed downstream of the dryer section and having a cooling roller on which the plurality of continuous sheets of paper from the dryer section can be wound as mutually shifted in position in a direction of width of the continuous sheet of paper; and a turnover unit disposed between the cooling roller unit and a train of printing units for shifting the continuous sheet of paper in position into a direction of its width while reversing the direction in which it travels.

Printing apparatus

It is rendered possible to attach and detach an inkjet line head chassis to and from a controller housing in an inkjet recording apparatus. To this end, the inkjet recording apparatus in which the inkjet line head chassis () is detachably attached to a portion of the controller housing () comprises: a bracket () mounted to the controller housing and movable upward and downward, the bracket supporting the inkjet line head chassis so that the chassis can be attached and detached unidirectionally; a drive plate () mounted in the controller housing so as to be rotatable in a plane parallel to a direction in which the bracket is moved vertically; a link mechanism for coupling the drive plate and the bracket to move the bracket vertically when the dive plate is rotated; and a fluid cylinder () coupled to the drive plate.

Growing community of inventors

Narashino, Japan

Akira Ishikawa