KR20200036762A - 섬유로부터 부직포 웹을 제조하기 위한 방법 및 장치 - Google Patents
섬유로부터 부직포 웹을 제조하기 위한 방법 및 장치 Download PDFInfo
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Abstract
Description
Claims (15)
- 섬유로부터, 특히 플라스틱 섬유로부터, 부직포 웹(1)을 제조하는 방법으로서,
섬유는, 방적되고 냉각되며, 그리고 적층 영역 내에, 특히 적층 벨트 상에, 섬유 적층체로서 또는 부직포 웹(1)으로서 저장되고,
적어도 하나의 사전 고화 장치(10)가, 부직포 웹(1)을 사전 고화시키기 위해 제공되며,
상기 사전 고화 장치(10)로부터 하류에 적어도 하나의 제1 압착 롤러(13)가, 부직포 웹을 고화시키기 위해 제공되고,
장치의 정지 없이, 상기 제1 압착 롤러(13)는, 제2 압착 롤러(15)로 교체되며(압착 롤러 교체), 그리고 상기 제1 압착 롤러(13)는, 부직포 웹(1)으로부터 분리되고,
부직포 웹(1)의 사전 고화는, 압착 롤러 교체 도중에 증가되며, 그리고
부직포 웹(1)의 사전 고화는, 상기 제2 압착 롤러(15)가 설치된 이후에, 다시 감소되는 것인, 부직포 웹을 제조하는 방법. - 제 1항에 있어서,
섬유는, 적층 이전에 신장되는 것인, 부직포 웹을 제조하는 방법. - 제 1항 또는 제 2항에 있어서,
연속적인 필라멘트들(2)이, 섬유로서 방적되며, 그리고 방적되고-고화된 부직포 웹 또는 멜트-블로운 부직포 웹으로서, 적층되는 것인, 부직포 웹을 제조하는 방법. - 제 1항 내지 제 3항 중 어느 한 항에 있어서,
상기 사전 고화 장치(10)는, 부직포 웹(1) 상에 작용하는 적어도 하나의 압력 롤러(11)를 구비하고, 상기 압력 롤러(11)에 의한 사전 고화는, 압착 롤러 교체 도중에, 바람직하게 이러한 목적을 위해 상기 압력 롤러(11)의 온도 및/또는 압축 압력 또는 라인 압력을 증가시킴에 의해, 증가되는 것인, 부직포 웹을 제조하는 방법. - 제 1항 내지 제 4항 중 어느 한 항에 있어서,
상기 사전 고화 장치(10)는, 부직포 웹(1)의 부가적인 사전 고화를 위해 압착 롤러 교체 도중에 활성화되는, 적어도 하나의 부가적인 사전 고화 구성요소를 구비하는 것인, 부직포 웹을 제조하는 방법. - 제 5항에 있어서,
상기 적어도 하나의 부가적인 사전 고화 구성요소는, 부직포 웹(1)의 부가적인 사전 고화를 위해 압착 롤러 교체 도중에 부직포 웹(1)과 접촉 상태에 놓이는, 적어도 하나의 프레스 롤러인 것인, 부직포 웹을 제조하는 방법. - 제 5항 또는 제 6항에 있어서,
상기 적어도 하나의 부가적인 사전 고화 구성요소는, 접착제 도포기, 특히 분사 접착제 도포기이며, 그에 의해 접착제 또는 분사 접착제가, 부직포 웹(1)의 부가적인 사전 고화를 위해, 부직포 웹(1)에 도포되는 것인, 부직포 웹을 제조하는 방법. - 제 5항 내지 제 7항 중 어느 한 항에 있어서,
상기 적어도 하나의 부가적인 사전 고화 구성요소는, 부가적인 사전 고화를 위해 압착 롤러 교체 도중에 부직포 웹(1)에 대해 고온 공기를 분사하는, 고온-공기 고화기(16)인 것인, 부직포 웹을 제조하는 방법. - 제 1항 내지 제 8항 중 어느 한 항에 있어서,
압착 롤러 교체 도중에, 적층 영역과, 부직포 웹을 위한 수용 장치, 특히 부직포 웹(1)을 위한 감는 장치, 사이에서의 부직포 웹(1)의 웹 이동 속도가, 증가되는 것인, 부직포 웹을 제조하는 방법. - 제 9항에 있어서,
적층 영역과 상기 수용 장치 또는 감는 장치 사이에 제공되며 그리고 부직포 웹(1)과 접촉 상태에 놓이는, 회전하는 시스템 구성요소들, 특히 롤러들, 중의 적어도 일부의 회전 속도가, 압착 롤러 교체 도중에 증가되는 것인, 부직포 웹을 제조하는 방법. - 제 1항 내지 제 10항 중 어느 한 항에 있어서,
부직포 웹의 일부분이, 압착 롤러 교체 도중에, 적어도 하나의 댄서 롤러를 갖는 보상기 유닛 내에 연속적으로 감기게 되는 것인, 부직포 웹을 제조하는 방법. - 제 1항 내지 제 11항 중 어느 한 항에 있어서,
부직포 웹의 장력이, 측정 및/또는 모니터링되며, 그리고 압착 롤러 교체 도중에, 피드백을 동반하거나 동반하지 않는 가운데, 제어되는 것인, 부직포 웹을 제조하는 방법. - 제 1항 내지 제 12항 중 어느 한 항에 있어서,
스크린 적층 벨트(9)가, 섬유를 위한 적층 영역으로서 사용되고, 부직포 웹(1)은, 적어도 하나의 압착 롤러(13, 14)로의 전달 이전에, 상기 스크린 적층 벨트(9)로부터 분리되며, 그리고 부직포 웹(1)의 분리는, 부가적인 벗김 장치에 의해 압착 롤러 교체 도중에 지원되는 것인, 부직포 웹을 제조하는 방법. - 제 1항 내지 제 13항 중 어느 한 항에 있어서,
적어도 하나의 부가적인 벗김 롤러가, 스크린 적층 벨트(9)로부터의 부직포 웹(1)의 분리를 지원하기 위해 압착 롤러 교체 도중에 활성화되며 그리고 부직포 웹과 접촉 상태에 놓이며, 그리고 상기 부가적인 벗김 롤러는 바람직하게, 부직포 웹(1)을 위한 벗김 압착기를 형성하는 가운데 부직포 웹(1)을 냉각하기 위해, 냉각 롤러와 접촉 상태에 놓이는 것인, 부직포 웹을 제조하는 방법. - 특히 제 1항 내지 제 14항 중 어느 한 항에 따른 방법을 수행하기 위한, 섬유로부터, 바람직하게 플라스틱 섬유로부터, 부직포 웹(1)을 제조하기 위한 장치로서,
섬유를 방적하기 위한 방적 장치 및 섬유를 냉각하기 위한 냉각기(4),
부직포 웹(1)을 형성하기 위해 섬유를 적층하기 위한 적층 영역
부직포 웹을 사전 고화시키기 위한 적어도 하나의 사전 고화 장치(10),
부직포 웹(1)을 고화시키기 위한 사전 고화 장치(10)로부터 하류에 연결되는 적어도 하나의 제1 압착 롤러(13), 및
상기 제1 압착 롤러(13)를 제2 압착 롤러(15)로 교체하기 위해 제공되는 적어도 하나의 압착 롤러 교체 장치
를 포함하고,
부직포 웹(1)을 제조하기 위한 장치는:
압착 롤러 교체 도중에, 피드백을 동반하거나 동반하지 않는 가운데, 상기 사전 고화 장치의 사전 고화 효과를, 그리고 바람직하게 부직포 웹(1)의 웹 이동 속도 및/또는 부직포 웹(1)의 웹 장력을, 제어하기 위한, 적어도 하나의 컨트롤러, 및/또는
압착 롤러 교체 도중에, 부직포 웹(1)의 부가적인 사전 고화를 위한 적어도 하나의 부가적인 사전 고화 구성요소, 및/또는
압착 롤러 교체 도중에, 스크린 적층 벨트(9)로부터 부직포 웹(1)의 분리를 지원하기 위한 적어도 하나의 벗김 장치
를 더 포함하는 것인, 부직포 웹을 제조하기 위한 장치.
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| EP18197791.9A EP3628765B1 (de) | 2018-09-28 | 2018-09-28 | Verfahren und vorrichtung zur herstellung einer vliesbahn aus fasern |
| EP18197791.9 | 2018-09-28 |
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| CN111826803A (zh) * | 2020-07-01 | 2020-10-27 | 湖北环福塑料制品有限公司 | 一种低物料损耗的无纺布生产工艺 |
| CN112011895A (zh) * | 2020-09-04 | 2020-12-01 | 嘉兴学院 | 一种用于熔喷非织造布在线生产的冷却接收装置 |
| JP7772553B2 (ja) * | 2020-11-19 | 2025-11-18 | ライフェンホイザー・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング・ウント・コンパニー・コマンデイトゲゼルシャフト・マシイネンファブリーク | 連続フィラメントから成る不織布を製造するための装置 |
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| EP3628765A1 (de) | 2020-04-01 |
| ES2858318T3 (es) | 2021-09-30 |
| CN110965205A (zh) | 2020-04-07 |
| MX383791B (es) | 2025-03-14 |
| PL3628765T3 (pl) | 2021-09-06 |
| JP6951395B2 (ja) | 2021-10-20 |
| CN110965205B (zh) | 2022-06-07 |
| EP3628765B1 (de) | 2021-01-20 |
| JP2020076189A (ja) | 2020-05-21 |
| KR102367871B1 (ko) | 2022-02-24 |
| US20200157715A1 (en) | 2020-05-21 |
| US11655571B2 (en) | 2023-05-23 |
| BR102019020213A2 (pt) | 2020-04-07 |
| DK3628765T3 (da) | 2021-04-19 |
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