WO2023096279A1 - Procédé et appareil pour fabriquer une structure ayant des cellules poreuses - Google Patents

Procédé et appareil pour fabriquer une structure ayant des cellules poreuses Download PDF

Info

Publication number
WO2023096279A1
WO2023096279A1 PCT/KR2022/018348 KR2022018348W WO2023096279A1 WO 2023096279 A1 WO2023096279 A1 WO 2023096279A1 KR 2022018348 W KR2022018348 W KR 2022018348W WO 2023096279 A1 WO2023096279 A1 WO 2023096279A1
Authority
WO
WIPO (PCT)
Prior art keywords
cores
core
coating layer
manufacturing
pressing
Prior art date
Application number
PCT/KR2022/018348
Other languages
English (en)
Korean (ko)
Inventor
김형민
심재황
Original Assignee
주식회사 탱크마스타
김형민
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 주식회사 탱크마스타, 김형민 filed Critical 주식회사 탱크마스타
Publication of WO2023096279A1 publication Critical patent/WO2023096279A1/fr

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16S—CONSTRUCTIONAL ELEMENTS IN GENERAL; STRUCTURES BUILT-UP FROM SUCH ELEMENTS, IN GENERAL
    • F16S1/00—Sheets, panels, or other members of similar proportions; Constructions comprising assemblies of such members
    • F16S1/04—Sheets, panels, or other members of similar proportions; Constructions comprising assemblies of such members produced by deforming or otherwise working a flat sheet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16S—CONSTRUCTIONAL ELEMENTS IN GENERAL; STRUCTURES BUILT-UP FROM SUCH ELEMENTS, IN GENERAL
    • F16S1/00—Sheets, panels, or other members of similar proportions; Constructions comprising assemblies of such members
    • F16S1/12—Sheets, panels, or other members of similar proportions; Constructions comprising assemblies of such members of substantial thickness, e.g. with varying thickness, with channels

Definitions

  • the present invention relates to a method and apparatus for manufacturing a structure having a porous cell, and more particularly, to a method for manufacturing a structure having a porous cell having a light weight and high structural strength, which is easy to manufacture using a circular or profile core, and It's about the device.
  • a honeycomb plate material is exemplified as a structure having porous cells.
  • the honeycomb plate with porous cells has a structure with hexagonal cells, which is made by mutually bonding and fixing halves of hexagonal cores. This is not easy to manufacture, and there is a limit to further increasing the structural strength.
  • a honeycomb board and a method for manufacturing the honeycomb board disclosed in Korean Patent Registration No. 10-1224173 use a plurality of round tubes made of PP or PE to adhere to each other in the lateral direction, and use an adhesive to After mutual adhesive fixing, it is made by cutting to the required thickness of the board.
  • the process of bonding a plurality of circular tubes with each other with an adhesive is performed by inserting the plurality of circular tubes into a container containing the adhesive so that they are completely submerged, and then taking them out so that the adhesive flows and is removed.
  • the present invention is to solve the above conventional problems, and its object is to easily manufacture a structure such as a honeycomb plate or a three-dimensional shape having porous cells having high structural strength and light weight using a circular or profile core. It is also to provide a manufacturing method and apparatus for a structure having a porous cell, in which the manufacturing process can be made quickly to improve productivity, and the structural strength can be further increased by improving the adhesive force for fixing a plurality of cores to each other. .
  • the core is made of metal or synthetic resin
  • the coating layer is made of thermoplastic resin
  • the core and the coating layer are characterized by a method for manufacturing a structure having a porous cell in which the core and the coating layer are extruded together using a two layer extruder.
  • the core is extruded using a first extruder, and the coating layer is extruded on the outer circumferential surface of the core using a second extruder after curing the core. It has a characteristic.
  • the lamination of the cores is a porous cell in which the plurality of cores on which the coating layer is formed are accommodated in the laminated frame, and then the plurality of cores are aligned vertically and horizontally by inducing vibration in the laminated frame.
  • the pressing of the third step is a structure having porous cells that deforms the shape of the cells formed by the cores by adjusting the pressing force for pressing the plurality of cores in the vertical direction and the pressing force for pressing in the left and right directions differently. It is characterized by its manufacturing method.
  • the present invention is for stacking a core formed by molding a coating layer made of a thermoplastic resin having a lower melting point than the core on the outer circumferential surface of a circular or deformed core in the vertical and horizontal directions, the surfaces facing the left and right sides and the upper side of the core to be laminated.
  • Laminated frames each formed with an opening in; a housing for heating and cooling the laminated core by accommodating the laminated frame therein; and a pressing mechanism installed in the housing to press the left and right sides and upper sides of the laminated cores through each opening of the laminated frame.
  • the present invention is characterized by a manufacturing apparatus of a structure having a porous cell further comprising a vibration mechanism for aligning a plurality of cores accommodated in the laminated frame in the left and right vertical directions by inducing vibration in the laminated frame.
  • the present invention is characterized in a manufacturing apparatus for a structure having a porous cell in which an electric heater for heating and a blower for cooling are installed in the housing.
  • a coating layer for adhesion is formed on the outer circumferential surface of a circular or molded core, and the coating layer is melted and then cured by a simple operation of top and bottom Since a plurality of round tubes stacked in the left and right directions can be bonded and fixed, the manufacturing process of a structure such as a honeycomb plate having a porous cell or a three-dimensional shape can be performed very conveniently and quickly, thereby improving productivity.
  • the present invention can increase the mutual bonding area of the cores compared to the conventional method in which the cores are immersed in an adhesive container and coated and then cured, thereby further strengthening the fixing force, thereby further improving the structural strength of the structure having porous cells. there is.
  • FIGS. 1a to 1d are process diagrams showing a method of manufacturing a structure having a porous cell according to the present invention.
  • Figure 2 is a perspective view showing an apparatus for manufacturing a structure having a porous cell according to the present invention.
  • Figure 3 is a longitudinal cross-sectional view of a manufacturing apparatus for a structure having a porous cell according to the present invention.
  • Figures 4a and 4b are examples of cell shapes manufactured by the method for manufacturing a structure having a porous cell according to the present invention.
  • a honeycomb plate is described as an example as a structure having porous cells, and a circular core is used as a core for forming the porous cells.
  • release cores having various shapes such as polygons and ellipses can be used.
  • FIGS. 2 and 3 show an apparatus for manufacturing a structure having porous cells according to the present invention, as in FIG. 1A,
  • the core 11 in the first step is made of a metal such as aluminum or copper or a synthetic resin such as acrylic or PC, which is lightweight and can increase structural strength, and forms a coating layer 12
  • the solid adhesive for this may be made of a thermoplastic resin having a lower melting point than the metal or synthetic resin, for example, EVA, PVB, or urethane.
  • the core 11 and the coating layer 12 are made of the same thermoplastic resin, the mutual adhesive strength of the core 11 can be the highest.
  • the core 11 may be made of polypropylene (PP) having a melting temperature of about 190° C.
  • the coating layer 12 may be made of ethylene vinyl acetate (EVA) having a melting temperature of about 120° C.
  • the core 11 and the coating layer 12 are made of thermoplastic resin
  • the core 11 is extruded using a two layer extruder and the coating layer 12 is extruded together to form the coating layer 12
  • the formed core 11 can be produced simultaneously.
  • the two-layer extruder is a known extruder capable of extruding different materials or materials of different colors in two layers. Since the coating layer 12 for the coating layer 12 can be extruded, a separate adhesive application process can be omitted, thereby shortening the manufacturing time of the porous cell structure.
  • the core 11 is extruded using the first extruder, and after the core 11 is cured, the core extruded using the second extruder ( 11) may be configured by extruding the coating layer 12 on the outer circumferential surface.
  • the plurality of cores 11 are moved in the left and right vertical directions based on the longitudinal direction of the cores 11 in the stacking frame 21. made by layering
  • the stacking frame 21 is as shown in FIG. It is formed in the shape of a quadrangular hexahedron in which open portions 21a are formed on the surfaces facing the upper, front, and left and right surfaces of the core 11, respectively.
  • the plurality of cores 11 can be accommodated in the stacking frame 21 through the upper or front opening 21a, and the pressing mechanism 22 to be described later through the left and right and upper openings 21a. ) makes it possible to press the left and right sides and the upper side of the core 11.
  • the process of aligning the plurality of cores 11 vertically and horizontally can be performed more easily and quickly than manually.
  • the stacking of the core 11 is not limited to the rectangular shape illustrated in this embodiment, and may be stacked in various shapes according to the shape of the stacking frame 21, which is a three-dimensional structure having porous cells. It can be useful in manufacturing.
  • the heating and pressurization in the third step are preferably performed by accommodating the laminated frame 21 in a housing 24 (see FIGS. 2 and 3) to be described later.
  • the stacking frame 21 is placed in the housing 24 equipped with a heating means, and the left and right sides and upper sides of the stacked cores 11 are pressed with the pressing mechanism 22 installed in the housing 14 while heating. .
  • the heating means may be configured by installing an electric heater 25 in the housing 24.
  • a heating means such as an electric heater from the outside of the housing 24 may be supplied to the inside of the housing 24 by a blower for heating.
  • the core 11 which has a higher melting temperature than this, maintains the shape of the coating layer as it is. Only (12) can be melted.
  • the pressing mechanism 22 may include a pressure plate 22a and a drive cylinder 22b operated by pneumatic or hydraulic pressure to linearly move the pressure plate 22a.
  • a pressure plate 22a and a drive cylinder 22b operated by pneumatic or hydraulic pressure to linearly move the pressure plate 22a.
  • any configuration can be employed as long as it can linearly reciprocate the pressure plate 22a in addition to the drive cylinder 22b.
  • Pressing by the pressing mechanism 22 brings the cores 11 into close contact so that no gaps are formed between the cores 11 due to the melting of the coating layer 12, and the melted coating layer 12 is hardened in a later cooling process.
  • the cores 11 are kept in close contact with each other, solid adhesion can be achieved by the cured coating layer 12 .
  • the pressing mechanism 22 may be installed on the left and right sides and the upper side of the core 11 as shown in FIG. 1C to pressurize it from the left and right sides and the upper side of the core 11, and as shown in FIGS. 2 and 3, either of the left and right sides may be applied. It may be configured to pressurize only from the upper side.
  • the housing 24 has an inner space capable of accommodating the stacked frame 21, and may include a door 24a to allow the stacked frame 21 to enter and exit on one side.
  • the pressing mechanism 22 installed in the housing 24 presses the stacked cores 11 in the left and right directions and in the up and down directions through each opening 21a of the stacking frame 21, and presses up and down.
  • the mechanism 22 since the bottom surface of the laminated frame 21 supports the lower part of the laminated core 11, it is installed only on the upper part, and in the case of the left and right pressing mechanism 22, it is installed on the side wall opposite the door 24a.
  • a support part 24b for closely supporting the left side of the stacked cores 11 in a closed state of the door 24a is provided, or although not shown, the cores 11 stacked on the door 24a are provided.
  • a pressing mechanism for pressing the left side may be provided.
  • the pressing by the pressing mechanism 22 may change the cross-sectional shape of the cores 11 when the pressing force for pressing the plurality of cores 11 in the vertical direction and the pressing force for pressing in the left and right directions are differently adjusted. For example, if the pressing force in the left and right directions is greater than the pressing force in the up and down directions as shown in FIG. 4A, a structure having approximately elliptical porous cells that are long in the vertical direction can be manufactured. If a stronger pressing force is equally applied in the vertical and horizontal directions, a structure having substantially hexagonal cells can be manufactured.
  • the cooling process in the fourth step is performed by turning off the electric heater 25 of the housing 14 and supplying cool air to the housing 24 for cooling.
  • the molten coating layer 12 can be solidified (cured) by installing a blower 26 on the housing 24 and supplying outside air into the housing 24, Alternatively, when cold air cooled by an air conditioner is supplied into the housing 24, the molten coating layer 12 can be solidified more quickly, and thus the cores 11 are fused and fixed to each other firmly.
  • three-dimensional shapes having porous cells of various shapes can be manufactured, and a structure having such porous cells It can also be used as a lighting fixture for light scattering.
  • the adhesive is compared to the conventional method of putting the laminated core 11 in a container containing the adhesive and coating it. Not only can the time required for the coating process be shortened, but also the adhesive force can be increased by making the coating area of the adhesive wider.
  • the present invention melts the coating layer 12 and then cures it again while pressing the laminated core 11 in up, down, left and right directions, mutual adhesive fixation of the core 11 is achieved, a conventional method of simply applying and curing an adhesive Compared to the above, adhesive strength and structural strength can be further increased.
  • the core shape of the structure having porous cells can be formed not only in a circular shape but also in an elliptical or hexagonal shape, compared to conventional manufacturing methods. Structures of various cell shapes can be manufactured.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

La présente invention concerne un procédé et un appareil pour fabriquer une structure ayant des cellules poreuses en utilisant des noyaux, le processus de fabrication étant rapide, améliorant ainsi la productivité, et l'adhésivité avec laquelle un grand nombre de noyaux sont fixés les uns aux autres est encore améliorée afin de produire une structure ayant des cellules poreuses qui présente une résistance structurale élevée. Selon le procédé et l'appareil de fabrication d'une structure ayant des cellules poreuses selon la présente invention, des noyaux d'une certaine longueur sont formés par formation d'une couche de revêtement sur la surface circonférentielle externe des noyaux en utilisant un adhésif solide ayant un point de fusion inférieur à celui des noyaux, un grand nombre des noyaux revêtus de la couche de revêtement sont logés dans un cadre de stratification et stratifiés dans les directions gauche-droite et haut-bas sur la base de la direction longitudinale des noyaux, le grand nombre de noyaux qui sont stratifiés dans le cadre de stratification tout en étant pressés dans les directions gauche-droite et haut-bas sont chauffés à une température à laquelle la couche de revêtement fond, après quoi le chauffage est arrêté, la couche de revêtement fondue est refroidie et durcie (solidifiée) pour coller et fixer le grand nombre de noyaux les uns aux autres, et le grand nombre de noyaux sont découpés dans la forme d'une structure à utiliser.
PCT/KR2022/018348 2021-11-23 2022-11-18 Procédé et appareil pour fabriquer une structure ayant des cellules poreuses WO2023096279A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2021-0161916 2021-11-23
KR1020210161916A KR102395469B1 (ko) 2021-11-23 2021-11-23 다공성 셀을 가지는 구조체의 제조 방법 및 장치

Publications (1)

Publication Number Publication Date
WO2023096279A1 true WO2023096279A1 (fr) 2023-06-01

Family

ID=81607232

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2022/018348 WO2023096279A1 (fr) 2021-11-23 2022-11-18 Procédé et appareil pour fabriquer une structure ayant des cellules poreuses

Country Status (2)

Country Link
KR (1) KR102395469B1 (fr)
WO (1) WO2023096279A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102395469B1 (ko) * 2021-11-23 2022-05-11 (주)탱크마스타 다공성 셀을 가지는 구조체의 제조 방법 및 장치

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1080965A (ja) * 1996-07-22 1998-03-31 Hexcel Corp ハニカム構造体及び構造用パネル
JP2001038832A (ja) * 1999-08-03 2001-02-13 Rikkusu:Kk ハニカム構造体及びその製法
JP2009518204A (ja) * 2005-12-07 2009-05-07 ヘクセル コーポレイション 複合体表面シートを有するパネルで用いられる蜂の巣状構造体のゴム変性縁被覆
JP2014237281A (ja) * 2013-06-10 2014-12-18 三菱電機株式会社 ハニカムサンドイッチパネル、ハニカムサンドイッチパネルの製造方法、およびハニカムサンドイッチパネルを適用したエレベータの乗りかご
KR101704792B1 (ko) * 2015-10-28 2017-02-08 한국생산기술연구원 브레이징 접합공정을 이용한 트러스 및 허니컴 구조를 갖는 패널의 제조방법
KR102395469B1 (ko) * 2021-11-23 2022-05-11 (주)탱크마스타 다공성 셀을 가지는 구조체의 제조 방법 및 장치

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1080965A (ja) * 1996-07-22 1998-03-31 Hexcel Corp ハニカム構造体及び構造用パネル
JP2001038832A (ja) * 1999-08-03 2001-02-13 Rikkusu:Kk ハニカム構造体及びその製法
JP2009518204A (ja) * 2005-12-07 2009-05-07 ヘクセル コーポレイション 複合体表面シートを有するパネルで用いられる蜂の巣状構造体のゴム変性縁被覆
JP2014237281A (ja) * 2013-06-10 2014-12-18 三菱電機株式会社 ハニカムサンドイッチパネル、ハニカムサンドイッチパネルの製造方法、およびハニカムサンドイッチパネルを適用したエレベータの乗りかご
KR101704792B1 (ko) * 2015-10-28 2017-02-08 한국생산기술연구원 브레이징 접합공정을 이용한 트러스 및 허니컴 구조를 갖는 패널의 제조방법
KR102395469B1 (ko) * 2021-11-23 2022-05-11 (주)탱크마스타 다공성 셀을 가지는 구조체의 제조 방법 및 장치

Also Published As

Publication number Publication date
KR102395469B1 (ko) 2022-05-11

Similar Documents

Publication Publication Date Title
WO2023096279A1 (fr) Procédé et appareil pour fabriquer une structure ayant des cellules poreuses
ES2485904T3 (es) Aparato para moldear partes compuestas por transferencia de resina
US5789057A (en) Sheet blow molding and molding method
WO2011002166A2 (fr) Panneau de parement et son procédé de fabrication
KR900000297B1 (ko) 진공성형 형틀
CN110171183B (zh) 一种含预埋件蜂窝夹层结构的定位均压装置及成型方法
WO2010117136A1 (fr) Appareil et procede pour la fabrication d'un isolant thermique reflechissant
CN111488074A (zh) 一种曲面屏的面板贴合方法及曲面屏
CN111823614B (zh) 一种复合材料多腔结构的成型方法
WO2016204475A1 (fr) Procédé de fabrication d'une forme tridimensionnelle
WO2020005039A1 (fr) Procédé de fabrication de double vitrage sous vide et double vitrage sous vide ainsi fabriqué
WO2022036922A1 (fr) Plaque de construction
SK283341B6 (sk) Spôsob výroby ozdobného panelu s plastickou dekoráciou a zariadenie na jeho vykonávanie
CN109435122B (zh) 一种适用于网布热压工艺的六面压合设备
WO2018124354A1 (fr) Procédé de fabrication d'un matériau composite plastique renforcé de fibres recouvert de revêtements de tôle, et composant en matériau composite pour structure légère fabriquée par celui-ci
CN210506096U (zh) 一种化学强化玻璃的制造装置
CN210563367U (zh) 一种复合中空格状结构板
CN220548802U (zh) 一种夹胶玻璃加工用防溢模具
WO2015064789A1 (fr) Dispositif de formation de structures de panneau de verre de grande superficie
WO2021132752A1 (fr) Appareil de moulage de préforme permettant de fabriquer un matériau composite et procédé de moulage de préforme permettant de fabriquer un matériau composite
WO2021107236A1 (fr) Dispositif de moulage de composant constitué de matériau composite
WO2024054004A1 (fr) Dispositif de moulage d'aimant pour noyau de rotor
WO2023033255A1 (fr) Appareil de moulage par injection pour fixer des aimants dans un noyau de moteur stratifié
CN110936699A (zh) 一种用于提高铝塑复合板强度的加工装置
WO2016159628A1 (fr) Panneau sandwich, son procédé de fabrication et structure de panneau sandwich

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22898961

Country of ref document: EP

Kind code of ref document: A1