JP6352791B2 - コイル用シート、コイル、及びコイルの製造方法 - Google Patents
コイル用シート、コイル、及びコイルの製造方法 Download PDFInfo
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- JP6352791B2 JP6352791B2 JP2014250815A JP2014250815A JP6352791B2 JP 6352791 B2 JP6352791 B2 JP 6352791B2 JP 2014250815 A JP2014250815 A JP 2014250815A JP 2014250815 A JP2014250815 A JP 2014250815A JP 6352791 B2 JP6352791 B2 JP 6352791B2
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Coils Or Transformers For Communication (AREA)
- Manufacture Of Motors, Generators (AREA)
- Windings For Motors And Generators (AREA)
- Laminated Bodies (AREA)
- Coils Of Transformers For General Uses (AREA)
Description
Claims (8)
- 導体層及び耐熱性の有機絶縁層が、熱硬化性でBステージ状態の接着層を介して基層に接着されたコイル用シートであって、
前記コイル用シートは、前記導体層、前記絶縁層、前記接着層、及び前記基層が順に積層されて形成されており、
前記導体層の熱膨張率と前記絶縁層の熱膨張率とが略等しいことを特徴とするコイル用シート。 - 前記導体層は、銅により形成されており、
前記絶縁層は、ポリイミド・シリカハイブリッドにより形成されている請求項1に記載のコイル用シート。 - 前記導体層が銅であり、前記絶縁層の熱膨張率が10〜24ppm/℃である請求項1又は2に記載のコイル用シート。
- 前記導体層は、表面を粗くする粗化処理が行われている請求項1〜3のいずれか1項に記載のコイル用シート。
- 請求項1〜4のいずれか1項に記載のコイル用シートのうち、前記基層から剥離された前記導体層、前記絶縁層、及び前記接着層を含む積層シートが、所定軸線の周りに複数回巻かれており、前記接着層が熱硬化させられていることを特徴とするコイル。
- 前記所定軸線の周りに複数回巻かれた前記積層シートにおいて、前記所定軸線方向の端部同士のずれが前記積層シートの幅に対して2%以下である請求項5記載のコイル。
- 導体層及び耐熱性の絶縁層が、熱硬化性で未硬化の接着層を介して基層に接着されたコイル用シートにおいて、前記接着層と前記基層とを剥離させる剥離工程と、
前記剥離工程により剥離された前記導体層、前記絶縁層、及び前記接着層を含む積層シートを、所定軸線の周りに複数回巻いて巻体を形成する巻体形成工程と、
前記巻体形成工程により形成された前記巻体を加熱して、前記接着層を熱硬化させる熱硬化工程と、
を含み、
前記巻体形成工程では、前記積層シートの幅方向の端部をセンサにより検出し、前記センサによる前記端部の検出結果に基づいて、前記所定軸線方向における前記積層シートの位置を調節し、
前記熱硬化工程は、前記所定軸線の方向から前記巻体をヒータで加熱する工程を含むことを特徴とするコイルの製造方法。 - 前記巻体形成工程では、前記積層シートに所定の張力をかけた状態で前記積層シートを巻く請求項7に記載のコイルの製造方法。
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JP2014250815A JP6352791B2 (ja) | 2014-12-11 | 2014-12-11 | コイル用シート、コイル、及びコイルの製造方法 |
KR1020177015696A KR101928228B1 (ko) | 2014-12-11 | 2015-12-10 | 코일 및 코일의 제조 방법 |
PCT/JP2015/084693 WO2016093317A1 (ja) | 2014-12-11 | 2015-12-10 | コイル用シート、コイル、及びコイルの製造方法 |
CN201580067505.2A CN107004485B (zh) | 2014-12-11 | 2015-12-10 | 线圈以及线圈的制造方法 |
TW104141759A TWI661443B (zh) | 2014-12-11 | 2015-12-11 | 線圈用片材、線圈、及線圈之製造方法 |
US15/619,072 US10832853B2 (en) | 2014-12-11 | 2017-06-09 | Coil and coil production method |
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