WO2023021868A1 - ダブルベルトプレス装置 - Google Patents

ダブルベルトプレス装置 Download PDF

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Publication number
WO2023021868A1
WO2023021868A1 PCT/JP2022/026583 JP2022026583W WO2023021868A1 WO 2023021868 A1 WO2023021868 A1 WO 2023021868A1 JP 2022026583 W JP2022026583 W JP 2022026583W WO 2023021868 A1 WO2023021868 A1 WO 2023021868A1
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WO
WIPO (PCT)
Prior art keywords
metal belt
metal
belt
rollers
elastic roll
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2022/026583
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English (en)
French (fr)
Japanese (ja)
Inventor
裕之 大幡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Priority to JP2023542255A priority Critical patent/JPWO2023021868A1/ja
Priority to DE112022003531.5T priority patent/DE112022003531T5/de
Publication of WO2023021868A1 publication Critical patent/WO2023021868A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B5/00—Presses characterised by the use of pressing means other than those mentioned in the preceding groups
    • B30B5/04—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band
    • B30B5/06—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band co-operating with another endless band

Definitions

  • the present invention relates to a double belt press device.
  • FCCL flexible copper clad laminates
  • Devices have been developed (eg, Patent Documents 1-4).
  • Patent Document 1 a molded product is manufactured by transferring heat to a metal belt with a heated roller and applying pressure with the roller.
  • a double belt press requires the use of metal rollers with high thermal conductivity. Since metal rollers do not have cushioning properties, a thin material such as FCCL applies uneven pressure to the molded product, causing problems such as deformation and holes in the molded product.
  • Patent Document 2 a molded product is manufactured by pressurizing a metal belt with a liquid pressure medium in order to make the pressure uniform.
  • a double belt press device it is necessary to increase the pressure of the liquid in order to apply a strong pressure, which may cause liquid leakage.
  • Patent Document 2 a sealing material is used in the gap between the pressure chamber and the metal belt and the pressure chamber to prevent liquid leakage.
  • the frictional force between the metal belt and the pressurization chamber becomes stronger, the metal belt and the sealing material are damaged, and the possibility of liquid leakage increases, so the high pressure cannot be used.
  • air bubbles may be mixed in the gaps between adjacent molding materials during the production of the molded product, but it is not easy to remove the air bubbles by pressurization with a pressure chamber.
  • Patent Document 3 a rubber belt is formed on the outer periphery of the metal belt in order to prevent liquid leakage and equalize the pressure, and in Patent Document 4, to equalize the pressure.
  • Patent Document 4 to equalize the pressure.
  • rubber belts are difficult to process at temperatures exceeding 200° C., and are not suitable for molding high-melting molding materials.
  • the present disclosure has been made to solve the problems of the hydraulic double belt press device as described above, and is a double belt press device capable of applying uniform pressure to a thin film-like material at high temperature. intended to provide
  • the double belt press device of the present disclosure includes: A double belt press device for manufacturing a laminate by pressing a plurality of film materials, a plurality of first rollers; an endless first metal belt that is looped around the plurality of first rollers; a plurality of second rollers; an endless second metal belt that is looped around the plurality of second rollers; a first elastic roll disposed between the plurality of first rollers and pressing the first metal belt; a second elastic roll disposed between the plurality of second rollers and pressing the second metal belt; a first heating mechanism for heating the first metal belt; a second heating mechanism for heating the second metal belt,
  • the first metal belt and the second metal belt are a pair of metal belts arranged opposite to each other with a plurality of film materials interposed therebetween, the first elastic roll and the second elastic roll are a pair of elastic rolls arranged opposite to each other with the pair of metal belts interposed therebetween;
  • the plurality of film materials supplied to the gap between the heated first metal belt and the heated second metal belt are sandwiche
  • FIG. 1 is a schematic diagram of an example of a double belt press device according to Embodiment 1.
  • FIG. 2 is a schematic diagram of an example of the double belt press device according to Embodiment 1.
  • FIG. 1 is a schematic diagram of an example of a double belt press device according to Embodiment 1.
  • FIG. 2 is a schematic diagram of an example of the double belt press device according to Embodiment 1.
  • the double belt press device 100 of the present embodiment includes a plurality of first rollers 11, an endless first metal belt 10 that is looped around the plurality of first rollers 11, A plurality of second rollers 21, an endless second metal belt 20 wound around the plurality of second rollers 21 and running in a circular motion, and a plurality of first rollers 11 arranged between the first metal belt 10 and pressing the first metal belt 10.
  • a first elastic roll 61, a second elastic roll 62 disposed between the plurality of second rollers 21 to press the second metal belt 20, a first heating mechanism 71 for heating the first metal belt 10, and a second heating mechanism 72 that heats the second metal belt 20 .
  • first metal belt 10 and the second metal belt 20 are a pair of metal belts arranged opposite to each other with a plurality of film materials interposed therebetween
  • first elastic roll 61 and the second elastic roll 62 are It is a pair of elastic rolls arranged to face each other with a pair of metal belts interposed therebetween.
  • a plurality of film materials supplied to the gap between the heated first metal belt 10 and the heated second metal belt 20 are sandwiched between the first metal belt 10 and the second metal belt 20 and pressed.
  • the laminate 50 is manufactured by laminating a plurality of film-like materials.
  • the double belt press device 100 can manufacture a laminate 50 (laminate) in which a plurality of film materials are laminated, such as a copper clad laminate (CCL) or a flexible copper clad laminate (FCCL). Arrows indicate the direction of movement of the stack 50 . In this embodiment, the case of manufacturing the laminate 50 using two film-like materials (the film-like material 51 and the film-like material 52) will be described, but three or more film-like materials may be used. Laminate 50 can be manufactured.
  • a laminate 50 in which a plurality of film materials are laminated, such as a copper clad laminate (CCL) or a flexible copper clad laminate (FCCL).
  • CCL copper clad laminate
  • FCCL flexible copper clad laminate
  • the double belt press device 100 has an endless first metal belt 10 that is wound around a plurality of first rollers 11 and travels around.
  • the first roller 11 is rotationally driven at a predetermined rotational speed in the direction indicated by the arrow by a motor (not shown).
  • the double belt press device 100 has an endless second metal belt 20 that is looped around a plurality of second rollers 21 .
  • the second roller 21 is driven to rotate at the same peripheral speed as the first roller 11 by a motor (not shown) in the direction indicated by the arrow, that is, in the direction of rotation opposite to that of the first roller 11 .
  • the plurality of first rollers 11 and the plurality of second rollers 21 are preferably arranged so that each first roller 11 and each second roller 21 face each other with a plurality of film-like materials interposed therebetween. It is not necessary to arrange in this way.
  • the first metal belt 10 and the second metal belt 20 are a pair of metal belts arranged opposite to each other so that they can be pressed by the first elastic roll 61 and the second elastic roll 62 with a plurality of film materials interposed therebetween. It's a belt.
  • the first metal belt 10 and the second metal belt 20 are made of a heatable material, such as stainless steel.
  • the double belt press device 100 has a first elastic roll 61 that presses a plurality of film materials.
  • the first elastic roll 61 is provided at a portion between the plurality of first rollers 11 where the first metal belt 10 and the second metal belt 20 run side by side while facing each other with a gap therebetween.
  • the double belt press device 100 also has a second elastic roll 62 that presses a plurality of film materials.
  • the second elastic roll 62 is provided at a portion between the plurality of second rollers 21 where the first metal belt 10 and the second metal belt 20 run side by side while facing each other with a gap therebetween.
  • the first elastic roll 61 and the second elastic roll 62 are a pair of elastic rolls arranged to face each other with a pair of metal belts (the first metal belt 10 and the second metal belt 20) interposed therebetween.
  • first elastic roll 61 and the second elastic roll 62 in this way, it is possible to apply a uniform pressure to the film material in the width direction (horizontal direction in the positional relationship shown in FIG. 1), and the laminate is deformed. It is possible to suppress the occurrence of problems such as the occurrence of holes and the like.
  • by pumping the film-like material (increasing and lowering the pressure applied to the film-like material) with an elastic roll it is possible to reduce the generation of air bubbles when the laminate is formed.
  • first elastic rolls 61 and four second elastic rolls 62 are provided, but the present invention is not limited to these. is preferably provided.
  • At least the surfaces of the first elastic roll 61 and the second elastic roll 62 are made of an elastically deformable material, such as a rubber material.
  • rubber materials include silicone rubber and fluororubber.
  • the double belt press device 100 has a first heating mechanism 71 that heats the first metal belt 10 and a second heating mechanism 72 that heats the second metal belt 20 .
  • the surface of the elastic roll is made of a material that can be elastically deformed. It can only be molded at lower temperatures than However, by directly heating a metal belt made of a heatable material, it is possible to perform molding at a temperature higher than the upper limit of heat resistance of the elastic roll.
  • the first heating mechanism 71 is preferably provided between the first roller 11 and the first elastic roll 61
  • the second heating mechanism 72 is preferably provided between the second roller 21 and the second elastic roll 62 . is preferably provided.
  • four first heating mechanisms 71 and four second heating mechanisms 72 are provided in FIG. 1, the present invention is not limited to this. Further, when a plurality of first elastic rolls 61 and second elastic rolls 62 are provided, the first heating mechanism 71 and the second heating mechanism 72 are provided between each first elastic roll 61 and between each second elastic roll 62 . are preferably provided respectively.
  • the first heating mechanism 71 and the second heating mechanism 72 are not particularly limited, and heaters or the like are used, for example.
  • the heater for example, an electric heater, a heater using a heat medium such as oil, or the like can be generally used.
  • the heated first roller 11 may be used as the first heating mechanism 71
  • the heated second roller 21 may be used as the second heating mechanism 72
  • the first roller 11 and the second roller 21 refer to rollers on the front end side (left side in the positional relationship shown in FIG. 2) of the double belt press device 100 .
  • a first heating mechanism 71 may be provided between the first roller 11 and the first elastic roll 61. may be provided between the second roller 21 and the second elastic roll 62 .
  • the third heating mechanism 73 and the fourth heating mechanism 74 are not particularly limited, and the same ones as the first heating mechanism 71 and the second heating mechanism 72 may be used.
  • the double belt press device 100 also has loaders (first loader 31 and second loader 32 in this embodiment) that supply film materials to the double belt press device 100 .
  • the loaders are not limited to the first loader 31 and the second loader 32, and can be provided according to the number of film materials used.
  • the double belt press device 100 has a winder 40 for winding the manufactured laminate 50 or product.
  • the first film material 51 and the second film material 52 are respectively laminated from the first loader 31 and the second loader 32 to the double belt press device 100. supplied with That is, the first film-like material 51 and the second film-like material 52 are supplied to the gap between the first metal belt 10 and the second metal belt 20 at the front end of the double belt press device 100 . At that time, the first metal belt 10 and the second metal belt 20 are heated to predetermined temperatures by the first heating mechanism 71 and the second heating mechanism 72, respectively.
  • the first film-like material 51 and the second film-like material 52 in the laminated state are sandwiched between the first metal belt 10 and the second metal belt 20 in the running direction (the position shown in FIG. 1). are conveyed from left to right in the relationship).
  • the first elastic roll 61 presses the first metal belt 10
  • the second elastic roll 62 presses the second metal belt 20 .
  • the laminate 50 can be manufactured by pressing the first film material 51 and the second film material 52 sandwiched between the first metal belt 20 and the second metal belt 20 and bonding them together.
  • the double belt press apparatus 100 has the first elastic roll 61 and the second elastic roll 62 made of an elastically deformable material at least on the surfaces thereof, so that the laminated body is deformed and the holes are formed in the laminated body. It is possible to suppress the occurrence of problems such as voids and partial lamination defects. In addition, by pumping the film-like material with elastic rolls, it is possible to reduce the generation of air bubbles when the laminate is formed.
  • the elastic roll is generally not made of a material with excellent heat resistance and has a low thermal conductivity. Molding at high temperature becomes possible.
  • uniform pressure is applied at high temperature to a plurality of film materials supplied to the gap between the first metal belt 10 and the second metal belt 20. be able to.
  • Embodiment 2 is different from Embodiment 1 in that the first elastic roll 61 and the second elastic roll 62 are provided with a heat-resistant fiber assembly having gaps on their outer circumferences. Differences from the first embodiment will be described below.
  • the surface of a fiber assembly having gaps such as non-woven fabrics and woven fabrics has many irregularities. Unevenness occurs on the body. However, in this embodiment, since the film-like material is pressed by the elastic roll through the metal belt, unevenness is less likely to occur in the finished laminate.
  • the laminate 50 by providing a fiber aggregate having gaps such as non-woven fabric or woven fabric made of heat-resistant fibers such as metal fibers and heat-resistant fibers on the outer circumferences of the first elastic roll 61 and the second elastic roll 62, elastic fibers with low heat resistance can be obtained. It is possible to form the laminate 50 at a higher temperature than the first elastic roll 61 and the second elastic roll 62 made of a deformable material.
  • metal fibers include fibers made of copper, aluminum, stainless steel, and the like.
  • heat-resistant fibers include aramid fibers, polyimide fibers, polyparaphenylenebenzoxazole fibers, liquid crystal polymer fibers, polyphenylene sulfide fibers, carbon fibers, ceramic fibers, and glass fibers.
  • the first elastic roll 61 and the second elastic roll 62 each have a shaft and a cylindrical metal sleeve, and are different from Embodiment 1 in that fluid is sealed in the gaps of the cylindrical metal sleeve. Different from Differences from the first embodiment will be described below.
  • the first elastic roll 61 and the second elastic roll 62 have a shaft and a cylindrical metal sleeve that surrounds the shaft. By enclosing a fluid in the gaps of the cylindrical metal sleeve, elastic rolls with excellent elastic recovery force can be obtained. It becomes a roll, and more uniform pressure can be applied to the film material in the width direction.
  • the metal sleeve in the present embodiment preferably has a thin thickness and a seamless structure that can be elastically deformed without breaking during manufacturing of the laminate.
  • the metal sleeve is made of a metal material, and examples of the metal material include stainless steel, nickel alloys, aluminum alloys, magnesium alloys, and titanium alloys.
  • the fluid can be liquid or gas.
  • a compressible fluid such as gas
  • gases include nitrogen gas and air
  • liquids include oil.
  • first elastic roll 61 and the second elastic roll 62 may have an inner roll surrounding the shaft, in which case a metal sleeve surrounds the inner roll.
  • the inner roll is not particularly limited, and may be, for example, a metal hollow roll.
  • the material of the inner roll is not particularly limited, and the same materials as those of the metal sleeve described above may be used.
  • the first metal belt 10 and the second metal belt 20 have magnetism, and the first heating mechanism 71 and the second heating mechanism 72 guide the first metal belt 10 and the second metal belt 20. It differs from the first embodiment in that it is a mechanism that heats by heating. Differences from the first embodiment will be described below.
  • the first heating mechanism 71 and the second heating mechanism 72 include coils, and induction-heat the magnetic first metal belt 10 and the second metal belt 20 by supplying high-frequency current to the coils. With such a heating mechanism, it is possible to heat up to a higher temperature, the loss of heat conduction is reduced because the metal belt itself generates heat, and it is possible to raise the temperature in a short time even in a narrow space. There are advantages.
  • the first metal belt 10 and the second metal belt 20 are preferably made of a metal exhibiting magnetism or an alloy exhibiting magnetism.
  • magnetic metals or magnetic alloys include martensitic stainless steel and ferritic stainless steel. Although austenitic stainless steel generally does not exhibit magnetism, it may exhibit magnetism depending on the processing method, and may be used as a material for metal belts.
  • first metal belt 11 first roller, 20 second metal belt, 21 second roller, 31 first loader, 32 second loader, 40 winder, 50 laminate, 51 first film material, 52 second film 61 first elastic roll, 62 second elastic roll, 71 first heating mechanism, 72 second heating mechanism, 73 third heating mechanism, 74 fourth heating mechanism, 100 double belt press device.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
PCT/JP2022/026583 2021-08-20 2022-07-04 ダブルベルトプレス装置 Ceased WO2023021868A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023542255A JPWO2023021868A1 (https=) 2021-08-20 2022-07-04
DE112022003531.5T DE112022003531T5 (de) 2021-08-20 2022-07-04 Doppelband-Pressvorrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021134472 2021-08-20
JP2021-134472 2021-08-20

Publications (1)

Publication Number Publication Date
WO2023021868A1 true WO2023021868A1 (ja) 2023-02-23

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PCT/JP2022/026583 Ceased WO2023021868A1 (ja) 2021-08-20 2022-07-04 ダブルベルトプレス装置

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DE (1) DE112022003531T5 (https=)
WO (1) WO2023021868A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7702175B1 (ja) 2024-08-21 2025-07-03 株式会社Sgic プレス装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03130145A (ja) * 1989-10-16 1991-06-03 Matsushita Electric Works Ltd 積層板の製造方法
JP2009037012A (ja) * 2007-08-02 2009-02-19 Teijin Fibers Ltd 繊維ローラ、クリーニングローラ、シール部材及びその製造方法
JP2014221490A (ja) * 2013-05-14 2014-11-27 サンドビック株式会社 ダブルベルトプレス装置及びプレス成形品の製造装置
JP2020027736A (ja) * 2018-08-10 2020-02-20 学校法人金沢工業大学 加熱装置

Family Cites Families (10)

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US3587152A (en) * 1968-06-12 1971-06-28 Usm Corp Controlled deflection roll
DE2421296A1 (de) 1974-05-02 1975-11-13 Held Kg Adolf Verfahren und vorrichtung zum herstellen von endloslaminaten
DE3138011A1 (de) 1981-09-24 1983-04-07 Santrade Ltd., 6002 Luzern Doppelbandpresse
JPH08108416A (ja) * 1994-10-08 1996-04-30 Sumitomo Heavy Ind Ltd ダブルベルトプレスにおけるベルト歪矯正装置
JP2000119607A (ja) * 1998-10-12 2000-04-25 Kanegafuchi Chem Ind Co Ltd ボンディングシートおよびそれを用いたフレキシブル銅張積層板の製造方法
JP2011230308A (ja) * 2010-04-23 2011-11-17 Panasonic Electric Works Co Ltd フレキシブル銅張積層板及びフレキシブルプリント配線板
JP5675428B2 (ja) 2011-02-25 2015-02-25 サンドビック株式会社 ベルトプレス装置
JP2016147280A (ja) 2015-02-10 2016-08-18 森田技研工業株式会社 連続プレス装置
DE102018130019B4 (de) * 2018-11-27 2021-02-25 Azl Aachen Gmbh Vorrichtung zur pressenden Bearbeitung von Flachmaterial
CN113167027B (zh) * 2018-12-04 2023-08-29 安德里茨库斯特斯有限责任公司 辊子及辊子的制造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03130145A (ja) * 1989-10-16 1991-06-03 Matsushita Electric Works Ltd 積層板の製造方法
JP2009037012A (ja) * 2007-08-02 2009-02-19 Teijin Fibers Ltd 繊維ローラ、クリーニングローラ、シール部材及びその製造方法
JP2014221490A (ja) * 2013-05-14 2014-11-27 サンドビック株式会社 ダブルベルトプレス装置及びプレス成形品の製造装置
JP2020027736A (ja) * 2018-08-10 2020-02-20 学校法人金沢工業大学 加熱装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7702175B1 (ja) 2024-08-21 2025-07-03 株式会社Sgic プレス装置
WO2026042599A1 (ja) * 2024-08-21 2026-02-26 株式会社Sgic プレス装置
JP2026036751A (ja) * 2024-08-21 2026-03-06 株式会社Sgic プレス装置

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DE112022003531T5 (de) 2024-05-29

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