JP5591908B2 - 現場ゴム引き形式の3層コードを製造する方法及び装置 - Google Patents
現場ゴム引き形式の3層コードを製造する方法及び装置 Download PDFInfo
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- JP5591908B2 JP5591908B2 JP2012502611A JP2012502611A JP5591908B2 JP 5591908 B2 JP5591908 B2 JP 5591908B2 JP 2012502611 A JP2012502611 A JP 2012502611A JP 2012502611 A JP2012502611 A JP 2012502611A JP 5591908 B2 JP5591908 B2 JP 5591908B2
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Description
‐コア(C1)を未架橋状態の「充填ゴム」と呼ばれるゴムコンパウンドで外装する外装ステップ、
‐このように外装された第1の層(C1)周りに第2の層(C2)のN本のワイヤをツイスティングして「コアストランド」と呼ばれる中間コード(C1+C2)を「組み立て箇所」呼ばれる箇所で形成する第1の組み立てステップ、
‐第3の層(C3)のP本のワイヤをコアストランドの周りにツイスティングする第2の組み立てステップ、及び
‐最終の撚りバランス取りステップを有することを特徴とする方法にある。
‐第1の層又はコア(C1)を供給する供給手段、
‐コア(C1)を外装する外装手段、
‐第2の層(C2)のN本のワイヤを組み立て箇所と呼ばれる箇所で外装された第2の層(C2)の周りにツイスティングした状態で組み立てて「コアストランド」と呼ばれる中間コード(C1+C2)を形成する供給手段及び第1の組み立て手段、
‐P本のワイヤをコアストランドの周りにツイスティングした状態で組み立てて第3の層(C3)を被着させる供給手段及び第2の組み立て手段、
‐第2の組み立て手段の出口のところに設けられた撚りバランス取り手段を有することを特徴とする装置に関する。
‐最初に、コア(C1)を未硬化(未架橋又は未加工)状態の「充填ゴム」と呼ばれるゴムコンパウンドで外装する外装ステップ、
‐次に、このように外装された第1の層(C1)周りに第2の層(C2)のN本のワイヤをツイスティングして「コアストランド」と呼ばれる中間コード(C1+C2)を「組み立て箇所」呼ばれる箇所で形成する第1の組み立てステップ、
‐次いで、第3の層(C3)のP本のワイヤをこのようにして形成されたコアストランドの周りにツイスティングする第2の組み立てステップ、及び
‐最終の撚りバランス取りステップを有する。
‐ケーブリング(cabling)(かかる場合、ワイヤは、組み立て箇所の前後における同期回転に鑑みてこれら自身の軸線回りの撚りを示さない)、
‐又は、ツイスティング(twisting)(かかる場合、ワイヤは、一括的な撚りとこれら自身の軸線回りの個々の撚りの両方を示し、それによりワイヤの各々にはアンツイスティング(撚りをほどく)トルクが生じる)が存在する。
〔数1〕
5π(d1+d2)<p2≦p3<10π(d1+2d2+d3)
〔数2〕
5π(d1+d2)<p2≦p3<5π(d1+2d2+d3)
‐第1の層又はコア(C1)を供給する供給手段、
‐コア(C1)を外装する外装手段、
‐第2の層(C2)のN本のワイヤを組み立て箇所と呼ばれる箇所で外装されたコア(C1)の周りにツイスティングした状態で組み立てて「コアストランド」と呼ばれる中間コード(C1+C2)を形成する供給手段及び第1の組み立て手段、
‐P本のワイヤをコアストランドの周りにツイスティングした状態で組み立てて第3の層(C3)を被着させる供給手段及び第2の組み立て手段、
‐第2の組み立て手段の出口のところに設けられた撚りバランス取り手段を有する。
Claims (10)
- 現場ゴム引きされる形式の3つの同心層(C1,C2,C3)を備えた金属コードの製造方法であって、前記コードは、第1の内側層又はコア(C1)に直径d2のN(Nは3から12まで様々である)本のワイヤを第2の中間層(C2)としてピッチp2で螺旋の状態に一緒に巻き付け、前記第2の中間層に直径d3のP(Pは8から20まで様々である)本のワイヤを第3の外側層(C3)としてピッチp3で螺旋の状態に一緒に巻き付けたものであり、前記方法は、以下のステップ、即ち、
‐前記コア(C1)を未架橋状態の充填ゴムと呼ばれるゴムコンパウンドで外装する外装ステップ、
‐このように外装された前記第1の層(C1)周りに前記第2の層(C2)の前記N本のワイヤをツイスティングしてコアストランドと呼ばれる中間コード(C1+C2)を組み立て箇所と呼ばれる箇所で形成する第1の組み立てステップ、
‐前記第3の層(C3)の前記P本のワイヤを前記コアストランドの周りにツイスティングする第2の組み立てステップ、及び
‐最終の撚りバランス取りステップを有する、方法。 - 前記外装ステップ中に送り出される前記充填ゴムの量は、最終のコード1グラム当たり5〜40mgである、請求項1に記載の方法。
- 前記充填ゴムのゴムは、ジエンエラストマーである、請求項1又は請求項2に記載の方法。
- 前記第1の層は、単一の個々のワイヤから成り、該ワイヤの直径d1は、0.08mmから0.50mmまでの範囲にある、請求項1〜3のうちいずれか一に記載の方法。
- 前記直径d2は、0.08mmから0.45mmまでの範囲にあり、前記ツイスティングピッチp2は、5mmから30mmまでの範囲にある、請求項1〜4のうちいずれか一に記載の方法。
- 前記直径d3は、0.08mmから0.45mmまでの範囲にあり、前記ピッチp3は、p2以上である、請求項1〜5のうちいずれか一に記載の方法。
- 前記第3の層(C3)の前記ワイヤは、前記第2の層(C2)の前記ワイヤと同一ピッチで螺旋の状態に且つ同一のツイスティング方向に巻かれる、請求項1〜6のうちいずれか一に記載の方法。
- Nは、5から7まで様々であり、且つ、Pは、10から14まで様々である、請求項1〜7のうちいずれか一に記載の方法。
- 前記第3の層(C3)は、飽和層である、請求項1〜8のうちいずれか一に記載の方法。
- インライン型ゴム引き・組み立て装置であって、形成中のコードの移動方向で見て上流側から下流側に、
‐前記第1の層又はコア(C1)を供給する供給手段、
‐前記コア(C1)を外装する外装手段、
‐供給手段及び前記第2の層(C2)の前記N本のワイヤを組み立て箇所と呼ばれる箇所で前記外装されたコア(C1)の周りにツイスティングした状態で組み立てて「コアストランド」と呼ばれる中間コード(C1+C2)を形成する第1の組み立て手段、
‐前記P本のワイヤを前記コアストランドの周りにツイスティングした状態で組み立てて前記第3の層(C3)を被着させる供給手段及び第2の組み立て手段、
‐前記第2の組み立て手段の出口のところに設けられた撚りバランス取り手段を有する、装置。
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FR0952018 | 2009-03-31 | ||
FR0952018A FR2943690B1 (fr) | 2009-03-31 | 2009-03-31 | Procede et dispositif de fabrication d'un cable a trois couches du type gomme un situ |
PCT/EP2010/054062 WO2010112444A1 (fr) | 2009-03-31 | 2010-03-29 | Procede et dispositif de fabrication d' un cable a trois couches |
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FR2938558B1 (fr) * | 2008-11-17 | 2010-12-31 | Michelin Soc Tech | Procede et dispositif de fabrication d'un cable a trois couches du type gomme in situ. |
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FR2943690A1 (fr) | 2010-10-01 |
WO2010112444A1 (fr) | 2010-10-07 |
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