JP2005162577A - ガラス管の加熱方法 - Google Patents
ガラス管の加熱方法 Download PDFInfo
- Publication number
- JP2005162577A JP2005162577A JP2003406924A JP2003406924A JP2005162577A JP 2005162577 A JP2005162577 A JP 2005162577A JP 2003406924 A JP2003406924 A JP 2003406924A JP 2003406924 A JP2003406924 A JP 2003406924A JP 2005162577 A JP2005162577 A JP 2005162577A
- Authority
- JP
- Japan
- Prior art keywords
- glass tube
- outer diameter
- heated
- heating
- heated portion
- 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.)
- Pending
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
- C03B37/01815—Reactant deposition burners or deposition heating means
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- C03B37/01861—Means for changing or stabilising the diameter or form of tubes or rods
- C03B37/01869—Collapsing
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
【解決手段】ガラス管の画像を取得するための画像取得手段を配置するとともに、前記画像取得手段に対してガラス管の背面位置に反射板を配置し、さらに、プラズマバーナを用いて前記ガラス管を加熱するとともに、前記プラズマバーナから放射された光を前記反射板によって反射して前記ガラス管に照射することにより前記ガラス管の暗部を明るくし、前記画像取得手段を用いて前記ガラス管の被加熱部分の画像情報を取得し、前記画像情報から前記ガラス管の外径及び/又は内径を測定し、前記外径及び/又は内径の測定値を得るとともに、前記ガラス管を加熱することを特徴とするガラス管の加熱方法。
【選択図】 図1
Description
2…反射板
3…プラズマバーナ
4…プラズマバーナ移動装置
5…画像取得装置
6…画像処理システム
7…演算装置
8…制御装置
10…CCDカメラ
11…ペルチェ素子を用いた電子冷却装置
12…冷却用ボックス
Claims (1)
- ガラス管の画像を取得するための画像取得手段を配置するとともに、前記画像取得手段に対してガラス管の背面位置に反射板を配置し、さらに、プラズマバーナを用いて前記ガラス管を加熱するとともに、前記プラズマバーナから放射された光を前記反射板によって反射して前記ガラス管に照射することにより前記ガラス管の暗部を明るくし、前記画像取得手段を用いて前記ガラス管の被加熱部分の画像情報を取得し、前記画像情報から前記ガラス管の外径及び/又は内径を測定し、前記外径及び/又は内径の測定値を得るとともに、前記ガラス管を加熱することを特徴とするガラス管の加熱方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003406924A JP2005162577A (ja) | 2003-12-05 | 2003-12-05 | ガラス管の加熱方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003406924A JP2005162577A (ja) | 2003-12-05 | 2003-12-05 | ガラス管の加熱方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2005162577A true JP2005162577A (ja) | 2005-06-23 |
Family
ID=34729127
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003406924A Pending JP2005162577A (ja) | 2003-12-05 | 2003-12-05 | ガラス管の加熱方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2005162577A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060130845A (ko) * | 2005-06-09 | 2006-12-20 | 엘에스전선 주식회사 | 수정화학기상 증착을 이용한 광섬유 모재의 제조 방법 및이를 위한 장치 |
-
2003
- 2003-12-05 JP JP2003406924A patent/JP2005162577A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060130845A (ko) * | 2005-06-09 | 2006-12-20 | 엘에스전선 주식회사 | 수정화학기상 증착을 이용한 광섬유 모재의 제조 방법 및이를 위한 장치 |
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