Mimaki Engineering Company, Ltd.

Masaru Ohnishi

Akifumi Seki

Hironori Hashizume

Akira Ikeda

Yuko Hishida

Shinichi Uehara

Kazuya Nozaki

Kenji Hashizume

Hiroshi Kanai

Kosuke Murai

Toshiya Otsuka

Kunio Hakkaku

Kazuhiro Ochi

Isao Tabayashi

Koji Maruyama

Katsuhisa Tsuchiya

Hitoshi Sato

Hirofumi Hara

Hisayuki Kobayashi

Norikazu Nakamura

Ayumi Sakaguchi

Nobuo Kanai

Kazuhide Yokoyama

Kazutaka Kobayashi

Toshiya Ito

A three-dimensional object manufacturing method for manufacturing a three-dimensional object by ejecting a liquid shaping material and then solidifying the ejected shaping material includes: an interior forming process of forming an interior portion of the three-dimensional object by the shaping material; and a periphery forming process of forming a peripheral portion of a periphery of the interior portion by stacking a plurality of layers by the shaping material, where the shaping material for forming the interior portion in the interior forming process has a larger rigidity in a solid state compared to the shaping material for forming the peripheral portion in the periphery forming process, the periphery forming process is a process of forming a groove configuring one part of the peripheral portion, and the interior forming process is a process of forming the interior portion by placing the liquid shaping material in the groove.

Three-dimensional object manufacturing method, three-dimensional object, and shaping device

A liquid ejecting apparatus, a liquid ejecting method and an ink are provided, so as to appropriately increase the strength of ink after fixing. The liquid ejecting apparatus is configured to eject an ink by an inkjet method, and includes an inkjet head configured to eject the ink. The inkjet head has a nozzle configured to eject the ink. The ink includes a resin particle having a size capable of passing through the nozzle. The resin particle contains a fibrous substance. The fibrous substance is, for example, fibers of cellulose.

Liquid ejecting apparatus, liquid ejecting method, and ink

Powdering on a front surface of a printed matter or the like is appropriately performed. A printing apparatus configured to perform printing on a medium includes: an ink ejection portion configured to eject an ink to the medium; and a powdering portion configured to perform powdering that applies powder to the medium. The powdering portion includes: a liquid applying device configured to apply, to the medium, a powder containing liquid that is a liquid including the powder and a solvent and an energy ray emitting portion configured to irradiate the powder containing liquid applied to the medium with energy rays. The powder containing liquid is a liquid that generates heat when irradiated with energy rays. The energy ray emitting portion irradiates the powder containing liquid applied to the medium with energy rays to evaporate the solvent of the powder containing liquid, so that the powder adheres to the medium.

Printing apparatus, printing method, powdering apparatus, and powdering method

A dye printing method and an ink capable of performing printing on more types of media than in the related art are shown. A dye printing method using inkcontaining a solvent, and particlesof a thermoplastic resin dispersed in the solventand containing a dyeis characterized by including a printing process of performing a printing on a mediumwith the ink, a particle fixing process of fixing the particlesto the mediumby drying the solventof the inkejected to the mediumby the printing process, and a resin fixing process of fixing the thermoplastic resin to the mediumby heating the particlesfixed to the mediumby the particle fixing process, at least at a glass-transition temperature or higher.

Dye printing method

An inkjet printing apparatus includes a mounting unit where a recording medium is mountable, a head unit that ejects ink droplets to the recording medium, a planar direction driving unit that drives at least one of the head unit ejecting the ink droplets and the mounting unit to move in a planar direction and that changes a relative positions of the head unit and the mounting unit in the planar direction, and a height direction driving unit that changes a relative positions of the head unit and the mounting unit in a height direction perpendicular to the planar direction. The planar direction driving unit has a moving speed changing mechanism that changes a carriage speed between the head unit and the mounting unit in the planar direction. The height direction driving unit has a distance changing mechanism that changes a distance between the head unit and the mounting unit.

Inkjet printing apparatus

A transfer method is provided and includes a disposing step of disposing a transfer sheet and a medium in an inside of a sealed space formed by using a pressure welding sheet having flexibility in at least one part; a pressure welding step of suctioning the inside of the sealed space by a negative pressure and pressure welding the pressure welding sheet and the medium by the negative pressure to closely attach the transfer sheet and the medium; an irradiating step of softening an adhesive layer of the transfer sheet by irradiation of a light ray in a state in which the transfer sheet is closely attached to the medium by the pressure welding sheet and adhering the adhesive layer to the medium by a pressure welding force from the pressure welding sheet; and a peeling step of peeling off the transfer sheet from the medium after the irradiating step.

Transfer method

A printing method that carries out printing using a mesh screen, which is a screen gauze including multiple holes, is provided. The printing method includes: a covering process of covering one surface of the mesh screen with a covering member; an entering process of entering the covering member to at least a middle of the hole from a side of the one surface with respect to the multiple holes of the mesh screen; a mask forming process of ejecting a mask forming liquid used to form a mask that covers one part of an other surface of the mesh screen from an ejection head, to form the mask; a peeling process of peeling the covering member from the mesh screen; and a print executing process of printing an image corresponding to a pattern of the mask on the medium using the mesh screen and the printing ink.

Printing method, and method for manufacturing screen printing plate

To perform high-quality printing more appropriately, a printing device that performs printing on a medium includes: an inkjet head as a head for pretreatment agent that ejects a pretreatment agent; inkjet heads as heads for color ink; and an ultraviolet ray irradiation unit as an energy ray irradiation unit. The pretreatment agent is a liquid that contains a solvent and generates heat in response to ultraviolet rays. The ultraviolet ray irradiation unit emits ultraviolet rays to respective positions at which printing is performed on the medium after the inkjet head ejects the pretreatment agent, and evaporates at least part of the solvent in the pretreatment agent.

Printing device and printing method

A printing apparatus is provided and includes: a platen that supports a medium; an inkjet head provided to face the medium, the inkjet head ejecting an ink containing a charge controlling agent toward the medium by driving a drive element to land the charged ink droplet, which becomes a polarity of one of the positive polarity and the negative polarity, on the medium; and a voltage applying part that applies to at least one of the platen and the medium to have the other polarity of the positive polarity and the negative polarity.

Printing apparatus

A printing apparatus and a printing method are provided. The printing apparatus that performs a printing through an inkjet method includes: a conveyor driver which is a medium conveyor device; a plurality of ink ejection portions arranged side by side along a conveyance direction; and a plurality of ultraviolet light sources which are a plurality of fixing devices. Each of the ink ejection portions includes a plurality of inkjet heads arranged side by side along the conveyance direction. Each of the plurality of ultraviolet light sources is disposed on a downstream side in the conveyance direction with respect to any one of the ink ejection portions. After the medium passes a position facing the plurality of inkjet heads in one of the ink ejection portions, the ink ejected by the one of the ink ejection portions is fixed to the medium.

Printing apparatus and print method

A wider variety of printing is performed more appropriately using ink that generates heat by energy radiation. A printing method of performing a printing on a medium using a color ink includes a water-soluble ink layer forming step of forming a water-soluble ink layer that is a layer of ink that becomes water-soluble after fixing, a color ink layer forming step of ejecting the color ink to the medium to form a color ink layer that is a layer of the color ink, and a water-soluble ink layer removing step of removing the water-soluble ink layer. The color ink includes a colorant and a solvent and generates heat by radiation of an energy ray. In the color ink layer forming step, the energy ray is emitted to the color ink after ink droplets landing to remove by evaporation at least a part of the solvent included in the color ink.

Printing method, printing device, and printing system

To perform high-quality printing more appropriately, a printing apparatus () configured to print on a medium () by inkjet includes: an inkjet head (); and a UV light source () as an energy ray emitting unit. The UV light source () emits the ultraviolet rays to the ink adhered to the medium (), causing the ink to generate heat to evaporate at least a part of a solvent in the ink. The ink ejected by the inkjet head () includes a polymerizing substance that polymerizes when irradiated with the energy rays, and the solvent. The ink on the medium () is in a state in which planarization of the ink progresses with a lapse of time at a time point after 100 ms has elapsed since the UV light source () emitted the ultraviolet rays.

Printing apparatus and printing method

Disclosed is a printing apparatus which performs printing on a medium in an inkjet mode. The printing apparatus includes inkjet heads and an ultraviolet irradiation section that is an energy ray irradiation section. In this printing apparatus, the ink is an ink containing a solvent and generating heat in accordance with ultraviolet rays. The ultraviolet irradiation section applies the ultraviolet ray to the ink on the medium to evaporate at least a portion of the solvent in the ink. When 45% by volume or more of the solvent evaporates from an initial solvent amount, the viscosity of the ink is 50 mPa&#xb7;sec or more.

A printing apparatus is provided that prints a print target on a medium made of chemical fiber fabric. The printing apparatus includes inkjet heads which are chromatic color heads that eject inks having chromatic colors, and an inkjet head which is a black color head that ejects ink having black color. The inks ejected from these inkjet heads are allowed to dry by evaporation and each contain a solvent and a coloring material for expressing the ink color. The inks are dried by evaporating the solvents in the inks to be fixed to the medium. The chromatic color heads include at least six or more inkjet heads that respectively eject the inks having chromatic colors distinct from each other.

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Nagano, Japan

Masaru Ohnishi