JP2011183800A - 熱収縮チューブの製造方法および製造装置 - Google Patents
熱収縮チューブの製造方法および製造装置 Download PDFInfo
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Abstract
【解決手段】制御装置100は、チューブ101の送り路に沿って移動可能に、かつ送り路を挟んで開閉可能に設けられた一対のピンチローラ105と、チューブ101の一端からチューブ内にエアを供給するエア通気孔104と、ピンチローラ105よりもエア通気孔104側に配置され、送り路を挟んで開閉可能に設けられた一対のピンチローラ106と、ピンチローラ105を閉じピンチローラ106を開いた状態でチューブ内にエアを供給してからピンチローラ106を閉じ、ピンチローラ105とピンチローラ106との距離を変更することでチューブの膨張を調整する制御部112とを備える。
【選択図】図1
Description
時間間隔Tが経過したとき、検出された外径が所定の下限を下回っていた場合、調整後の速度Vbは次式(1)によって決定できる。
Vb=Va+A×Va …(1)
ただし、A(>0)は、移動により変化する外径に対し予め設定した増速度率[%]である。
時間間隔Tが経過したとき、検出された外径が所定の上限を上回っていた場合、調整後の速度Vbは次式(2)によって与えられる。
Vb=Va−B×Va …(2)
ただし、B(>0)は、移動により変化する外径に対し予め設定した減速度率[%]である。
Vb=Va+C …(3)
Vb=Va−D …(4)
101 プラスチックチューブ
102 上方向
103 環状ダイ
104 エア通気孔
105、106 ピンチローラ
107 ピンチローラ間の距離
108 ピンチローラの可動域
109 ガイドローラ
110、112 エアリング
111 加熱装置
113、115 センサ
114 制御装置
Claims (10)
- プラスチックチューブを挟むように配置された一対の第一ピンチローラ、および該第一ピンチローラとは異なる箇所で前記チューブを挟むように配置された一対の第二ピンチローラをそれぞれ閉じることで、前記チューブ内に供給されたエアを前記第一ピンチローラと前記第二ピンチローラとの間で封入する工程と、
前記第一ピンチローラおよび前記第二ピンチローラをそれぞれ閉じたまま前記第一ピンチローラと前記第二ピンチローラとの距離を変更することで、前記チューブの膨張を調整する工程と
を備える熱収縮チューブの製造方法。 - 前記チューブ内に供給されたエアを封入する工程が、
前記第一ピンチローラを閉じ前記第二ピンチローラを開いた状態で、前記チューブの前記第二ピンチローラ側の端からエアを供給する工程と、
前記第一ピンチローラを閉じたまま前記第二ピンチローラを閉じる工程とを含む請求項1記載の熱収縮チューブの製造方法。 - 前記第二ピンチローラを閉じた後、前記第一ピンチローラと前記第二ピンチローラとの距離を変更する前に、前記チューブの前記第二ピンチローラよりもエア供給側の内圧を一定圧に調整する工程を更に備える請求項2記載の熱収縮チューブの製造方法。
- 前記チューブの膨張を調整する工程が、
前記第一ピンチローラを移動することで前記第一ピンチローラと前記第二ピンチローラとの距離を変更する請求項3記載の熱収縮チューブの製造方法。 - 連続的に送られるチューブの外径を前記第一ピンチローラと前記第二ピンチローラとの間で検出する工程を更に備え、
前記チューブの膨張を調整する工程が、
前記第一ピンチローラを一定の初期速度で移動させてから、検出された外径に基づいて前記第一ピンチローラの移動速度を変更する請求項4記載の熱収縮チューブの製造方法。 - 前記第一ピンチローラと前記第二ピンチローラとの間で前記チューブを加熱する請求項1〜5のいずれか1項に記載の熱収縮チューブの製造方法。
- ガラス転移点以上の温度で前記チューブを加熱する請求項6記載の熱収縮チューブの製造方法。
- 膨張した前記チューブの厚みが100μm以下である請求項1〜7のいずれか1項に記載の熱収縮チューブの製造方法。
- 請求項1〜8のいずれか1項に記載の熱収縮チューブの製造方法により製造された熱収縮チューブ。
- プラスチックチューブの送り路に沿って移動可能に、かつ前記送り路を挟んで開閉可能に設けられた一対の第一ピンチローラと、
前記プラスチックチューブの一端から前記チューブ内にエアを供給するエア供給部と、
前記第一ピンチローラよりも前記エア供給部側に配置され、前記送り路を挟んで開閉可能に設けられた一対の第二ピンチローラと、
前記第一ピンチローラを閉じ前記第二ピンチローラを開いた状態で前記エア供給部により前記チューブ内にエアを供給してから前記第二ピンチローラを閉じ、前記第一ピンチローラおよび前記第二ピンチローラを閉じたまま前記第一ピンチローラと前記第二ピンチローラとの距離を変更することで、前記チューブの膨張を調整する制御部と
を備える熱収縮チューブの製造装置。
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JP (1) | JP5467391B2 (ja) |
CN (1) | CN102741037B (ja) |
WO (1) | WO2011099229A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106827479A (zh) * | 2017-02-24 | 2017-06-13 | 长园电子(东莞)有限公司 | 一种pet热缩管扩张折径检测闭环控制装置 |
WO2018008784A1 (ko) * | 2016-07-07 | 2018-01-11 | 주식회사 동희산업 | 플라스틱 연료탱크의 제조방법 |
WO2018008785A1 (ko) * | 2016-07-07 | 2018-01-11 | 주식회사 동희산업 | 플라스틱 연료탱크의 제조방법 |
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US9296165B1 (en) | 2013-01-04 | 2016-03-29 | Dale L. Henson | Apparatuses for expanding tubing and methods of use |
FR3022825B1 (fr) * | 2014-06-30 | 2017-05-19 | Michel Cottet | Procede et un dispositif d’extension homogene d’une gaine thermoretractable |
KR101690776B1 (ko) * | 2016-04-11 | 2016-12-28 | 에스에스켐텍 주식회사 | 저밀도 폴리에틸렌 중포대 제조방법 |
TWI695797B (zh) * | 2017-11-17 | 2020-06-11 | 洪子欽 | 包裝膠膜的吹、拉裝置及方法 |
JP2019094459A (ja) * | 2017-11-27 | 2019-06-20 | 三井・ケマーズ フロロプロダクツ株式会社 | 形状記憶成形品用材料および形状記憶成形品 |
CN107972284B (zh) * | 2017-12-22 | 2023-10-24 | 上海长园电子材料有限公司 | 一种热缩管的轴向拉伸度的控制系统及方法 |
CN110625918A (zh) * | 2018-06-21 | 2019-12-31 | 江苏沃杰高分子材料有限公司 | 一种新式扩张机 |
CN110039758B (zh) * | 2019-05-23 | 2023-12-26 | 江苏鼎尚电子材料股份有限公司 | 热缩管生产补气机构 |
CN110370609A (zh) * | 2019-06-28 | 2019-10-25 | 大连联合高分子材料有限公司 | 一种高收缩倍率耐高温全氟乙烯丙烯热缩套管的制备方法 |
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- 2010-12-22 US US13/576,160 patent/US20120298250A1/en not_active Abandoned
- 2010-12-22 CN CN201080063024.1A patent/CN102741037B/zh active Active
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Publication number | Priority date | Publication date | Assignee | Title |
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WO2018008784A1 (ko) * | 2016-07-07 | 2018-01-11 | 주식회사 동희산업 | 플라스틱 연료탱크의 제조방법 |
WO2018008785A1 (ko) * | 2016-07-07 | 2018-01-11 | 주식회사 동희산업 | 플라스틱 연료탱크의 제조방법 |
CN106827479A (zh) * | 2017-02-24 | 2017-06-13 | 长园电子(东莞)有限公司 | 一种pet热缩管扩张折径检测闭环控制装置 |
Also Published As
Publication number | Publication date |
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US20120298250A1 (en) | 2012-11-29 |
WO2011099229A1 (ja) | 2011-08-18 |
JP5467391B2 (ja) | 2014-04-09 |
CN102741037A (zh) | 2012-10-17 |
CN102741037B (zh) | 2014-10-29 |
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