Patents Assigned to Mimaki Engineering Co., Ltd.
  • Publication number: 20220198751
    Abstract: A three-dimensional-body data generation device is provided and generates three-dimensional shape data of a three-dimensional target object based on multiple images obtained by photographing the target object from mutually different viewpoints, which performs, using multiple images photographed in a state where a color sample is placed around the target object, a color sample search process of searching the color sample appearing in the image for at least any of the multiple images, a color correction process of performing color correction of the multiple images based on a color indicated in the image by the color sample discovered in the color sample search process, a shape data generation process of generating the three-dimensional shape data based on the multiple images, and a color data generation process of generating color data based on a color of the multiple images after correction is performed in the color correction process.
    Type: Application
    Filed: March 11, 2020
    Publication date: June 23, 2022
    Applicant: MIMAKI ENGINEERING CO., LTD.
    Inventor: Kyohei Maruyama
  • Publication number: 20220201160
    Abstract: In this print method, assuming that the number of stacking of ink layers in a thickest portion in a thickly-piled portion is N, in a histogram preparation step ST2, a histogram of luminance values of grayscale image data prepared in an image data preparation step ST1 is prepared, and in luminance value range setting steps ST3 to ST10, a luminance value of predetermined gradations of the histogram is divided into N and N luminance value ranges are set. In the luminance value range setting steps ST3 to ST10, a division position of the luminance value of the predetermined gradations is adjusted while the histogram displayed on a predetermined display is checked.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 23, 2022
    Applicant: MIMAKI ENGINEERING CO., LTD.
    Inventor: Keita Nishio
  • Publication number: 20220147779
    Abstract: A printer control system for controlling an inkjet printer that prints an image having a predetermined thickness on a print medium includes: an image data creating/editing portion, configured for creating and editing an image data; and a printer control portion, configured for converting the image data sent from the image data creating/editing portion into a printing data and sending the printing data to the inkjet printer. When a portion for allowing the image to have a thickness in the image printed on the print medium is defined as a thick portion, the image data sent from the image data creating/editing portion to the printer control portion includes at least one of: a thickness information regarding a thickness of the thick portion, and a shape information regarding a shape of an end portion of the thick portion.
    Type: Application
    Filed: January 21, 2020
    Publication date: May 12, 2022
    Applicant: MIMAKI ENGINEERING CO., LTD.
    Inventors: Satoshi Kaneko, Kimiaki Nakaya
  • Publication number: 20220135823
    Abstract: A radiation-curable ink is provided and includes: a first liquid phase, including a radiation-curable hydrophobic polymerizable compound; and a second liquid phase, including at least one compound selected from a group consisting of water, an aqueous polymerizable compound, an aqueous polymer, and an aqueous non-polymerizable compound. The second liquid phase is emulsified and dispersed in the first liquid phase. And, a three-dimensional object is formed by curing the radiation-curable ink, in which a third liquid phase derived from the second liquid phase and including at least one compound selected from the group consisting of water, the aqueous polymerizable compound, the aqueous polymer, and the aqueous non-polymerizable compound is dispersed as a sea-island structure in a continuous phase of a hydrophobic cured product formed by curing the first liquid phase. A water content of the third liquid phase is 1% by weight or more.
    Type: Application
    Filed: January 18, 2022
    Publication date: May 5, 2022
    Applicant: MIMAKI ENGINEERING CO., LTD.
    Inventor: Isao TABAYASHI
  • Patent number: 11318767
    Abstract: A manufacturing method of a head leading member, which is provided in a printing machine including a head for discharging an ink toward a working surface, in order to lead the head in a main travelling direction, and the manufacturing method of a head leading member including: a base member fixing step in which a base member, being like a plate, is fixed to a frame extending in the main travelling direction; a guiding reference surface shaping step in which a surface of the base member, in a state of being fixed to the frame, is so manufactured as to be a plane, being along the main travelling direction, in such a way as to shape a guiding reference surface; and a guide member supporting step in which a guide member for leading the head is set in such a way that the guiding reference surface supports the guide member.
    Type: Grant
    Filed: May 3, 2021
    Date of Patent: May 3, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventor: Toshiki Kitazawa
  • Patent number: 11318681
    Abstract: A forming apparatus having a degree of freedom in shaping for forming a three-dimensional structure is provided. A forming apparatus (30) forms a three-dimensional structure (5), which includes a shaped article and a colored portion that colors a surface of the shaped article, by laminating layers, and it can switch between a first operation mode dedicated to shaping the shaped article and a second operation mode of full-color coloring the surface of the shaped article using full colors simultaneously as the shaping of the shaped article.
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: May 3, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventor: Kunio Hakkaku
  • Patent number: 11318763
    Abstract: In an inkjet printer, an ultraviolet irradiator includes a first irradiation portion disposed at the same position as a color ink ejection portion in a front-back direction and a third irradiation portion disposed on the front side of a clear ink ejection portion in the front-back direction, where at the time of printing in a gloss tone printing mode, an average illuminance of a fifth irradiation portion that forms the front side portion of the first irradiation portion is lower than an average illuminance of a fourth irradiation portion that forms the back side portion of the first irradiation portion.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: May 3, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventor: Yutaro Kishida
  • Patent number: 11312065
    Abstract: A building apparatus configured to build an object includes inkjet heads serving as a plurality of ejection heads, a scanning driver, and a maintenance unit configured to perform a maintenance of the inkjet head. The scanning driver allows a plurality of inkjet heads to perform at least a main scanning operation and allows the inkjet head to perform the main scanning operation multiple times until building of the object is completed. The maintenance unit performs the maintenance of the inkjet head in an interval between two successive main scanning operations and performs the predetermined maintenance for only part of a plurality of inkjet heads in each maintenance. Hence, building with high accuracy is performed more appropriately.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: April 26, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventors: Kenji Harayama, Takuya Matsushima
  • Patent number: 11312081
    Abstract: A shaping system for shaping a stereoscopic shaped object, the shaping system including a shaping device serving as a shaping portion and a control PC serving as a shaping controller. At a time of shaping a shaped object, the shaping device further forms a support layer that supports at least a part of the shaped object being shaped, and the control PC predicts a support layer removal time which is a time required for removing the support layer after formation of the shaped object and the support layer in the shaping device is completed.
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: April 26, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventor: Kenji Harayama
  • Patent number: 11303764
    Abstract: An inkjet printer includes a control unit that counts the number of retries of communication between the control unit and a storage device and communication between the inkjet printer and a host computer and records the same in the storage unit. The control unit can also derive an installation environment level of the installation environment of the inkjet printer based on at least one number of retries recorded in the storage unit, and output the derived installation environment level to a display unit.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: April 12, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventor: Chisato Tanaka
  • Publication number: 20220105665
    Abstract: Provided are a foamed product with a high level of design, and the like. The problem is solved by a foamed product including: a foam medium with a first part protruded by foaming and a second part that is lower than the first part; and a decorative part with a plurality of decorative particles, formed only in the second part of the first part and the second part, and a manufacturing method for a foamed product, including: a first step of foaming a foam medium to form, in the foam medium, a first part protruded by the foaming and a second part that is lower than the first part; and a second step of fixing a plurality of decorative particles only to the second part of the first part and the second part.
    Type: Application
    Filed: February 10, 2020
    Publication date: April 7, 2022
    Applicant: MIMAKI ENGINEERING CO., LTD.
    Inventors: Yoshimi Yamada, Isao Kurashima
  • Patent number: 11292199
    Abstract: To provide a building system for building an object, including a building apparatus that ejects a material of the object, a data generation unit, and a control unit. The data generation unit generates ejection position designating data based on input data indicating the object in a format different from that of the ejection position designating data. During a time when the data generation unit performs an operation of generating the ejection position designating data, the control unit causes a head to form a plurality of material layers constituting at least a part of the object, and sets a layer forming start timing for starting to form the material layers so that the interlayer time does not exceed an upper limit time set in advance. Hence, appropriately building a high quality object.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: April 5, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventor: Kenji Harayama
  • Patent number: 11285741
    Abstract: A printing apparatus includes a printing unit that performs printing on a print medium with a sheet shape, a medium feeding unit and a medium winding unit that conveys the print medium in a predetermined conveyance direction, a controller that controls the printing unit, the medium feeding unit, and the medium winding unit, and a shaft that winds the printed print medium. The controller includes a cutting position determination unit that determines a cutting position to cut and separate the print medium in the width direction upstream by a predetermined length from the end of the image of the first print surface in the conveyance direction, and the cutting position determination unit determines the cutting position so as to cut upstream from the end with an increase in the circumferential length of the print medium wound around the shaft.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: March 29, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventor: Osamu Igarashi
  • Publication number: 20220080752
    Abstract: To suppress the risk of ink bleeding and thereby attain an improved printing quality, a printing apparatus is provided that carries out an inkjet printing operation for a medium. The printing apparatus includes inkjet heads that eject droplets of ink using inkjet technique; and ultraviolet light sources that radiate ultraviolet light. The ink ejected from the inkjet heads contains an ultraviolet absorbent that absorbs ultraviolet light, and a solvent that dissolves or disperses the ultraviolet absorbent. The ejected ink is adherable to the medium and fixable by evaporating the solvent. The ultraviolet light sources irradiate the ink adhered to the medium with ultraviolet light so as to volatilize and remove at least part of the solvent from the ink.
    Type: Application
    Filed: November 23, 2021
    Publication date: March 17, 2022
    Applicant: MIMAKI ENGINEERING CO., LTD.
    Inventor: Masaru OHNISHI
  • Publication number: 20220080654
    Abstract: To efficiently and appropriately shape a 3D object. There is provided a shaping device that shapes a three-dimensional (3D) object through a layering shaping method, the shaping device including an inkjet head, which is a discharging head, that discharges a material liquid droplet, a liquid droplet of a material for the 3D object; and a circling driving section that relatively circles at least a region to be discharged, which is a region to which the material liquid droplet is discharged in the 3D object being shaped, along a circling path set in advance with respect to the inkjet head; where the circling driving section causes the region to be discharged to circle the circling path plural times; and inkjet head discharges the material liquid droplet onto the region to be discharged circling on the circling path.
    Type: Application
    Filed: November 28, 2021
    Publication date: March 17, 2022
    Applicant: MIMAKI ENGINEERING CO., LTD.
    Inventors: Eiichi Ohara, Akira Takeuchi
  • Patent number: 11273635
    Abstract: An liquid ejecting device includes an inkjet head, a scanning driving unit, a storage, an influence degree storage that stores influence degree information, and a control unit. The influence degree information indicates a magnitude of an influence generated at one ejection position by forming dots of the liquid at each of a plurality of ejection positions. The control unit causes other nozzles to eject a larger amount of liquid than at a normal time with respect to at least a part of the ejection position where the liquid is ejected by the other nozzles in the vicinity of an abnormal nozzle at the time of main scan, and selects an ejection position to which the other nozzle ejects a larger amount of the liquid than the normal time based on the influence degree information.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: March 15, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventors: Chika Furuya, Wataru Hioki
  • Patent number: 11270518
    Abstract: An object shaping method is provided and includes: a data reading stage of reading a three-dimensional object data representing a three-dimensional object to be shaped, a slice data generating stage of generating a slice data representing a cross section of the three-dimensional object, and an object shaping stage of shaping the three-dimensional object in accordance with the slice data. In the slice data generating stage, pieces of slice data representing shapes and colors of the three-dimensional object at a plurality of different positions set in a layer-stacking direction are generated. A color adjustment process is executed at a time of generating the slice data associated with at least part of the plurality of different positions in the layer-stacking direction. The color adjustment process is a process for moderating variability of color appearance to the eye along an outer surface shape of the three-dimensional object shaped in the object shaping stage.
    Type: Grant
    Filed: August 2, 2018
    Date of Patent: March 8, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventors: Kenji Harayama, Takeaki Kazaana
  • Patent number: 11260578
    Abstract: This disclosure forms a cubic body that can easily be dismounted from a table. A three-dimensional printing machine (1) has an ink-jet head (4B) for forming each layer of a supporter (S) with a supporting material. The ink-jet head (4B) discharges a first supporting material and a second supporting material, as the supporting material, for forming each layer of the supporter (S); adhesive strengths of the first supporting material and the second supporting material, for adhering to the table (7), being different from each other.
    Type: Grant
    Filed: August 5, 2015
    Date of Patent: March 1, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventor: Hirofumi Hara
  • Patent number: 11260593
    Abstract: A shaping device that shapes a 3D object, including: a discharging head that discharges an ultraviolet curing type ink as a material of shaping; an ultraviolet light source; a main scanning driving unit; a sub-scanning driving unit, a flattening roller serving as a flattening unit, and a controller, where the controller causes the inkjet head to carry out the main scanning operation for plural times with respect to each position in a plane orthogonal to a layering direction, and when an integrated light amount of the ultraviolet ray irradiated per unit area in one main scanning operation is defined as a unit area light amount, the unit area light amount in some main scanning operations is made smaller than the unit area light amount in the other main scanning operations in the plural times of main scanning operations carried out with respect to each position.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: March 1, 2022
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventors: Kazuhiro Ochi, Masakatsu Okawa
  • Publication number: 20220057783
    Abstract: [Object] To appropriately produce a product generated by printing on a medium. [Solving Means] A production management system that manages production of a product generated by executing printing on a medium determines (S104, S114) a recommended condition of processing by an electronic device scheduled to be used for generation of a product, based on processing condition information indicating, for each step of generating the product, a relationship among quality of the product, a type and an installing place of the electronic device that performs at least one step of generating the product, and a recommended condition of processing by the electronic device, the target quality of the product, and the type and the installing place of the electronic device scheduled to be used for generating the product.
    Type: Application
    Filed: November 21, 2019
    Publication date: February 24, 2022
    Applicant: MIMAKI ENGINEERING CO., LTD.
    Inventor: Yuhei Horiuchi