JP2012006068A - 通電拡散接合装置及び方法 - Google Patents
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Abstract
【解決手段】通電拡散接合装置1は、被接合部材M,Mを挟持して、被接合部材M,Mと電気的に導通可能な上下電極11,12と、電極11,12に電流を供給する電源ユニット20と、接合面に圧力を付与する加圧ユニット30とを備える。加圧ユニット30は、温度センサ45の検知した温度Tが第1設定温度T1以下であるとき、被接合部材M,Mの変位を規制して接合面Sに圧力を付与し、第1設定温度T1を超えるとき、被接合部材M、Mの変位に応じて弾性変形するスプリング35dの弾性力に基く圧力を接合面Sに付与する。
【選択図】図1
Description
Claims (4)
- 接合面を当接された複数の被接合部材に通電して接合する通電拡散接合装置であって、
前記被接合部材を挟持して、前記被接合部材と電気的に導通可能な複数の電極と、
前記電極に電流を供給する電源部と、
前記被接合部材の変位を規制して前記接合面に圧力を付与する第1の加圧部と、
前記被接合部材の変位に応じて弾性変形する弾性部材の弾性力に基く圧力を、前記電極を介して前記接合面に付与する第2の加圧部と、
前記第1又は第2の加圧部の何れかにより前記接合面に圧力を付与するかを選択する加圧選択部とを備えることを特徴とする通電拡散接合装置。 - 前記被接合部材の温度を検知する温度センサを備え、
前記加圧選択部は、前記温度センサの検知した温度に基き、前記第1又は第2の加圧部の何れかにより前記接合面に圧力を付与するかを選択することを特徴とする請求項1に記載の通電拡散接合装置。 - 前記第1の加圧部は、前記電極が固定された部材の位置を規制して前記接合面に圧力を付与し、
前記第2の加圧部は、前記部材に前記弾性部材の弾性力を付与して前記接合面に圧力を付与することを特徴とする請求項1又は2に記載の通電拡散接合装置。 - 接合面を当接された複数の被接合部材に通電して接合する通電拡散接合方法であって、
前記被接合部材の変位を規制し、前記接合面に圧力を付与して、前記被接合部材と電気的に導通可能な複数の電極間に前記被接合部材を挟持し、
前記電極に電流を供給し、
前記被接合部材の温度が予め設定した温度を超えたとき、前記被接合部材の変位規制を解除するとともに、前記被接合部材の変位に応じて弾性変形する弾性部材の弾性力に基く圧力を、前記電極を介して前記接合面に付与することを特徴とする通電拡散接合方法。
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Cited By (6)
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WO2013065175A1 (ja) * | 2011-11-04 | 2013-05-10 | Eco-A株式会社 | 通電拡散接合装置及び方法 |
JP2013166349A (ja) * | 2012-02-16 | 2013-08-29 | Eco−A株式会社 | 通電加熱接合装置及び方法 |
JP2014188536A (ja) * | 2013-03-26 | 2014-10-06 | National Institute For Materials Science | 金属材の拡散接合方法および金属材の拡散接合装置 |
JP2014231091A (ja) * | 2013-05-30 | 2014-12-11 | 株式会社デンソー | アルミニウム部材と金属部材との接合方法、及び、接合装置 |
JP2015024433A (ja) * | 2013-07-29 | 2015-02-05 | 株式会社エレニックス | 短尺棒状の被接合材から長尺棒状の接合材を製作する接合方法及び装置 |
JP2015030009A (ja) * | 2013-08-02 | 2015-02-16 | 国立大学法人群馬大学 | 金属部材の接合方法 |
Families Citing this family (1)
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US20130141197A1 (en) * | 2011-06-24 | 2013-06-06 | Nitto Denko Corporation | Rare-earth permanent magnet and method for manufacturing rare-earth permanent magnet |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2013065175A1 (ja) * | 2011-11-04 | 2013-05-10 | Eco-A株式会社 | 通電拡散接合装置及び方法 |
US9669488B2 (en) | 2011-11-04 | 2017-06-06 | Eco-A Co., Ltd. | Current diffusion bonding apparatus and current diffusion bonding method |
JP2013166349A (ja) * | 2012-02-16 | 2013-08-29 | Eco−A株式会社 | 通電加熱接合装置及び方法 |
US20150047779A1 (en) * | 2012-02-16 | 2015-02-19 | Eco-A Co., Ltd. | Electrical heating-joining device and method |
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JP2014188536A (ja) * | 2013-03-26 | 2014-10-06 | National Institute For Materials Science | 金属材の拡散接合方法および金属材の拡散接合装置 |
JP2014231091A (ja) * | 2013-05-30 | 2014-12-11 | 株式会社デンソー | アルミニウム部材と金属部材との接合方法、及び、接合装置 |
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