WO2016175370A1 - Système et procédé de fabrication de verres de lunettes - Google Patents

Système et procédé de fabrication de verres de lunettes Download PDF

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Publication number
WO2016175370A1
WO2016175370A1 PCT/KR2015/005114 KR2015005114W WO2016175370A1 WO 2016175370 A1 WO2016175370 A1 WO 2016175370A1 KR 2015005114 W KR2015005114 W KR 2015005114W WO 2016175370 A1 WO2016175370 A1 WO 2016175370A1
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WO
WIPO (PCT)
Prior art keywords
spectacle lens
conveyor
injecting
moving
printing material
Prior art date
Application number
PCT/KR2015/005114
Other languages
English (en)
Korean (ko)
Inventor
최대원
Original Assignee
최대원
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 최대원 filed Critical 최대원
Publication of WO2016175370A1 publication Critical patent/WO2016175370A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
    • B24C1/06—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for producing matt surfaces, e.g. on plastic materials, on glass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor

Definitions

  • the present invention relates to a spectacle lens manufacturing system and method, and more particularly to a spectacle lens manufacturing system and method capable of manufacturing a custom spectacle lens reflecting the individual optical characteristics.
  • a printer means a device for printing a character, a pattern, and the like on a print object, and a printer device that is connected to a computer and printed on the ground is widely used for business, home, and the like.
  • Conventional printers move two sheets of paper in a predetermined direction and spray fine ink to perform two-dimensional printing, whereas a 3D printer capable of shaping three-dimensional shapes has recently emerged.
  • 3D printers can stack three-dimensional objects by continuously spraying materials onto the plate.
  • the stacking method of stacking up to a small thickness from the bottom of an object has the advantage of being free from limitation of expression.
  • 3D printer technology is widely used in industry. For example, before looking at a finished product, a product designed with 3D CAD software can look almost like a finished product. A variety of textures can be achieved through the blending of raw materials, resulting in a high degree of completeness of the sample product.
  • Industrial fields using 3D printers range from home appliances, aerospace, automobiles, toys, and medical fields.
  • the present invention is to solve the above problems, and provides a spectacle lens manufacturing system and method capable of manufacturing a custom spectacle lens reflecting the individual optical characteristics.
  • the spectacle lens manufacturing system for achieving the above object is a printer for generating a spectacle lens by injecting a printing material in accordance with the 3D modeling data generated by scanning a sample spectacle lens; A conveyor for moving the spectacle lens; And a post-processing machine for injecting grinding particles into the spectacle lens moving by the conveyor to improve transparency.
  • the printer may further include: a head unit accommodating the printing material and injecting the printing material through a head nozzle; A gantry portion for moving the head portion; And a stage unit in which the printing material is stacked to generate the spectacle lens.
  • the after-treatment unit the particle injection unit for injecting the grinding particles to the spectacle lens moved by the conveyor;
  • a water jet unit for injecting water into the spectacle lens to which the grinding particles are moved by the conveyor;
  • it may include an air injection unit for injecting high-temperature air to the spectacle lens in which the water is injected.
  • the post-processor may further include a lamp unit for irradiating ultraviolet rays.
  • the 3D printer technology can be used to reduce the waste of materials and to process the spectacle lens in a short time, thereby reducing the cost. And productivity can be improved.
  • FIG. 1 is a conceptual perspective view showing the concept of a spectacle lens manufacturing system according to an embodiment of the present invention.
  • FIG. 2 is a top view of the printer and the conveyor in the spectacle lens manufacturing system according to an embodiment of the present invention.
  • FIG. 3 is a front view of the printer and the conveyor in the spectacle lens manufacturing system according to an embodiment of the present invention.
  • FIG. 4 is a side view of the printer and the conveyor in the spectacle lens manufacturing system according to an embodiment of the present invention.
  • FIG. 5 is a top view of the conveyor and the post processor in the spectacle lens manufacturing system according to an embodiment of the present invention.
  • 6A through 6D are cross-sectional views sequentially illustrating an operation process of the post processor in the spectacle lens manufacturing system according to the exemplary embodiment of the present invention.
  • FIG. 7 is a flow chart of a spectacle lens manufacturing method according to an embodiment of the present invention.
  • the spectacle lens manufacturing system includes a printer for generating spectacle lenses by injecting a printing material according to 3D modeling data generated by scanning a sample spectacle lens; A conveyor for moving the spectacle lens; And a post-processing machine for injecting grinding particles into the spectacle lens moving by the conveyor to improve transparency.
  • first, second, etc. are used to describe various elements, components and / or sections, these elements, components and / or sections are of course not limited by these terms. These terms are only used to distinguish one element, component or section from another element, component or section. Therefore, the first device, the first component, or the first section mentioned below may be a second device, a second component, or a second section within the technical spirit of the present invention.
  • FIG. 1 is a conceptual perspective view showing the concept of a spectacle lens manufacturing system according to an embodiment of the present invention.
  • the spectacle lens manufacturing system 100 may include a printer 110 generating a spectacle lens by injecting a printing material according to 3D modeling data generated by scanning a sample spectacle lens. , A conveyor 120 for moving the spectacle lens, and a post processor 130 for improving transparency by spraying grinding particles onto the spectacle lens moved by the conveyor 120.
  • the printer 110 by spraying and stacking the printing material to make a spectacle lens, while moving the spectacle lens through the conveyor 120, spraying the grinding particles to the spectacle lens to move the post-processor 130 is transparent Post-treat with spectacle lenses.
  • the spectacle lens made by spraying and stacking the printing material in the printer 110 is in an opaque state, thereby performing a grinding process with the grinding particles to improve the opaque state to a transparent state.
  • each component constituting the spectacle lens manufacturing system will be described in detail.
  • FIG. 2 is a top view of the printer and the conveyor in the spectacle lens manufacturing system according to an embodiment of the present invention.
  • 3 is a front view of the printer and the conveyor in the spectacle lens manufacturing system according to an embodiment of the present invention.
  • Figure 4 is a side view of the printer and the conveyor in the spectacle lens manufacturing system according to an embodiment of the present invention.
  • the printer 110 accommodates a printing material, a head portion 112 for injecting the printing material through a head nozzle, and a gantry portion 114 for moving the head portion 112. And a stage unit 116 in which the printing material is stacked to generate the spectacle lens.
  • the head part 112 stacks the spectacle lenses according to a curvature value obtained by scanning a sample spectacle lens while spraying a printing material, which is a raw material of the spectacle lens, onto the stage part 116 through a head nozzle (not shown).
  • a printing material which is a raw material of the spectacle lens
  • a plastic resin such as acrylic may be used.
  • the head unit 112 sprays the printing material according to the 3D modeling data generated by scanning the sample spectacle lens, and scans the overall shape of the sample spectacle lens using a 3D scanner (not shown). Through scanning, data about the overall shape and curvature of the sample spectacle lens are acquired. Scanning with a 3D scanner is a common task for the reverse design of a product and it is possible to obtain point data expressed as points. In order to make the spectacle lens in the printer 110, 3D modeling data must be present, and a modification for this is required.
  • the point data obtained from the 3D scanner it is possible to calibrate the point data obtained from the 3D scanner, convert the CAD data into a STL (Stero Lithography) file, a standard file format of 3D printing technology, and verify whether it is a three-dimensional sculpture to produce a 3D sculpture.
  • the STL correction software checks the consistency of STL data. If there is no problem with the STL format data, the data is further sliced and converted into G code (path data), which is tool path data for moving the print head.
  • G code path data
  • the 3D scanner in the head portion 112, scanning and printing can be performed collectively.
  • three sensors may be attached to the head part 112, and the stage part 116 may be designed to be rotatable, and the sample spectacle lens may be placed on the stage part 116 and rotated to scan and acquire point data. .
  • the gantry part 114 moves the head part 112, and the gantry part 114 may move the head part 112 up, down, left, and the like, so that the spectacle lens according to the 3D modeling data may be stacked.
  • the gantry 114 is a horizontal axis 1142 for moving the head 112 on the horizontal plane is connected to the gantry motor 1141, the head 112 to provide a driving force, the head 112 is vertical
  • the first connecting member 1144, the second connecting member 1145, etc. for fixing and / or connecting the vertical axis 1143, the gantry motor 1141, the horizontal axis 1142, the vertical axis 1143, etc. to move on a plane. It may include.
  • the stage unit 116 is a place where the printing material jetted from the head unit 112 is stacked and becomes a position where the spectacle lens is generated.
  • the spectacle lens generated in the stage portion 116 is in an opaque state. Since the printing material sprayed from the head portion 112 is a plastic material such as acrylic, a post-treatment process such as a grinding process is required to improve the transparency of the spectacle lens.
  • the stage unit 116 moves the spectacle lens to the conveyor 120 for post-processing the spectacle lens.
  • the stage unit 116 may include a plate 1161 on which the sprayed printing material is stacked, a stage motor 1162 providing a driving force, a transmission shaft 1163 transmitting a driving force, and fixing and / or connecting the components.
  • the third connection member 1164 may be included.
  • the conveyor 120 serves to move the spectacle lens for post-processing the spectacle lens. 1 and 2, the conveyor 120 is shown as being disposed in an elliptical shape, but is not limited thereto, and it will be apparent to those skilled in the art that the conveyor 120 may be arranged in other forms such as straight or circular.
  • FIG. 5 is a top view of the conveyor and the post processor in the spectacle lens manufacturing system according to an embodiment of the present invention.
  • 6A to 6D are cross-sectional views sequentially illustrating an operation process of the post processor in the spectacle lens manufacturing system according to the exemplary embodiment of the present invention.
  • the post-processor 130 sprays the grinding particles onto the spectacle lens moving by the conveyor 120 to improve the transparency of the spectacle lens.
  • the post processor 130 may include a particle injector 132 for injecting grinding particles into the spectacle lens L moving by the conveyor 120, and a spectacle lens in which the grinding particles are moved by the conveyor 120. It may include a water injection unit 134 for injecting water to L), and an air injection unit 136 for injecting high temperature air to the spectacle lens (L) in which the water is injected.
  • the injection pressure of the post-processor 130 is preferably set to about 2.5 ⁇ 3kg / cm2.
  • the post-processor 130 post-processes the spectacle lens L by spraying grinding particles or the like on the upper portion of the conveyor 120, thereby Transparency is improved to the spectacle lens L in the transparent state.
  • the abrasive particles are sprayed to improve the transparency of the spectacle lens (1 / 2), and water and air are jetted to wash and dry the spectacle lenses ground by the abrasive grains. (3 / 4).
  • the post-treatment process by spraying the grinding particles in the particle injection unit 132 to improve the transparency of the spectacle lens, the spectacle lens moving in the conveyor 120 by the support jig 131 and the injection of the grinding particles ( L) the front and back can be changed (see FIGS. 6A and 6B). Then, water is sprayed from the water sprayer 134 to remove foreign substances such as dust, and the air sprayer 136 sprays hot air to dry the water (FIG. 6C and FIG. 6). 6d). In the water spraying and air spraying processes, the front and back are changed by the support jig 131 to sufficiently spray water and air on the entire surface of the spectacle lens L. In order to dry the spectacle lens L properly by the air injection unit 136, the wind strength can be set at about 50 to 70 m per second.
  • the post-processor 130 may further include a lamp unit (not shown) for irradiating ultraviolet rays.
  • the spectacle lens L can be sterilized by irradiating ultraviolet rays from the lamp unit.
  • the lamp unit may be disposed near the air injection unit 136 to maximize the sterilization effect.
  • the spectacle lens manufacturing system 100 not only can the complex eyeglass lens be manufactured at low cost according to the 3D printing technology, but also the automated processing in the conveyor process makes the grinding process an opaque state.
  • the transparency of the spectacle lens can be improved quickly and conveniently.
  • FIG. 7 is a flow chart of a spectacle lens manufacturing method according to an embodiment of the present invention.
  • the spectacle lens manufacturing method scans a sample spectacle lens to obtain point data (S10), calibrates the point data, and generates 3D modeling data ( S20), after spraying and stacking the printing material according to the 3D modeling data to generate a spectacle lens (S30), by spraying the grinding particles on the spectacle lens to improve the transparency (S40).
  • Production of the spectacle lens by scanning and printing and improvement of the transparency of the spectacle lens can be performed collectively, so that a customized spectacle lens of each individual can be produced at a low cost and in a short time.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)

Abstract

La présente invention concerne un système et un procédé de fabrication de verres de lunettes. Le système de fabrication de verres de lunettes, selon un mode de réalisation de la présente invention, comprend : une imprimante pour produire des verres de lunettes par pulvérisation d'une substance d'impression selon des données de modélisation 3D générées par balayage d'un échantillon de verres de lunettes ; un transporteur pour déplacer les verres de lunettes ; et un post-processeur pour améliorer la transparence par pulvérisation de particules abrasives au niveau des verres de lunettes déplacés par le transporteur.
PCT/KR2015/005114 2015-04-27 2015-05-21 Système et procédé de fabrication de verres de lunettes WO2016175370A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2015-0058651 2015-04-27
KR1020150058651A KR101725830B1 (ko) 2015-04-27 2015-04-27 안경 렌즈 제조 시스템 및 방법

Publications (1)

Publication Number Publication Date
WO2016175370A1 true WO2016175370A1 (fr) 2016-11-03

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PCT/KR2015/005114 WO2016175370A1 (fr) 2015-04-27 2015-05-21 Système et procédé de fabrication de verres de lunettes

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001029904A (ja) * 1999-07-21 2001-02-06 Seiko Epson Corp レンズの洗浄方法
US20090250828A1 (en) * 2008-04-02 2009-10-08 David William Rosen Method for Making Ophthalmic Devices Using Single Mold Stereolithography
KR20140011874A (ko) * 2012-07-20 2014-01-29 주식회사 경기광학 안경 렌즈 제조방법
US20140271964A1 (en) * 2013-03-15 2014-09-18 Matterrise, Inc. Three-Dimensional Printing and Scanning System and Method
US20150061166A1 (en) * 2012-04-03 2015-03-05 Luxexcel Holding B.V. Device and method for producing custom-made spectacles

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3780758B2 (ja) * 1999-07-21 2006-05-31 セイコーエプソン株式会社 プラスチックレンズの製造方法
ES2705242T3 (es) * 2012-09-05 2019-03-22 Aprecia Pharmaceuticals LLC Sistema de impresión tridimensional y conjunto de equipo

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001029904A (ja) * 1999-07-21 2001-02-06 Seiko Epson Corp レンズの洗浄方法
US20090250828A1 (en) * 2008-04-02 2009-10-08 David William Rosen Method for Making Ophthalmic Devices Using Single Mold Stereolithography
US20150061166A1 (en) * 2012-04-03 2015-03-05 Luxexcel Holding B.V. Device and method for producing custom-made spectacles
KR20140011874A (ko) * 2012-07-20 2014-01-29 주식회사 경기광학 안경 렌즈 제조방법
US20140271964A1 (en) * 2013-03-15 2014-09-18 Matterrise, Inc. Three-Dimensional Printing and Scanning System and Method

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KR101725830B1 (ko) 2017-04-11
KR20160127367A (ko) 2016-11-04

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