JP6000626B2 - 電子装置の製造方法及び電子部品搭載装置 - Google Patents
電子装置の製造方法及び電子部品搭載装置 Download PDFInfo
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Description
図3〜図5は実施形態の電子部品搭載装置を説明するための図、図6〜図17は実施形態の電子装置の製造方法を示す断面図である。
前述した実施形態では、下側電子部品2の接続電極CEに第1〜第3上側電子部品3a〜3cのはんだ電極SEをはんだ接合で順次接続する形態を説明した。この形態以外にも、下側電子部品の電極と上側電子部品の電極のうち、一方が金(Au)電極から形成され、他方がインジウム(In)電極から形成されるようにしてもよい。
Claims (3)
- 処理室に配置されたステージと、
前記ステージは、
前記ステージに画定された複数のステージ部と、
前記複数のステージ部の表面にそれぞれ形成された溝部と、
前記複数のステージ部の各々の前記溝部に連通する空気供給経路であって、圧縮空気を供給して所要の前記ステージ部上を個別に冷却するための前記空気供給経路と、
前記複数のステージ部に個々のヒータとしてそれぞれ設けられた第1パルスヒータであって、前記第1パルスヒータの各々の加熱を独立して制御できる前記第1パルスヒータとを備え、
前記ステージの上に配置された伝熱シートと、
前記処理室内のステージの上方に配置され、第2パルスヒータを備えた搭載ヘッドと、
前記処置室内のステージの上方に配置され、電子部品にフラックスを転写するためのフラックス転写用ヘッドと、
前記処理室内に配置され、前記フラックスが入ったフラックステーブルと、
前記ステージの上に前記伝熱シートを介して配置される電子部品構造体のアライメントマークを撮像する第1アライメントカメラと、
前記搭載ヘッド又は前記フラックス転写ヘッドに固定される前記電子部品のアライメントマークを撮像する第2アライメントカメラと
を有することを特徴とする電子部品搭載装置。 - 前記複数のステージ部は、一体的に繋がっていることを特徴とする請求項1に記載の電子部品搭載装置。
- 電子部品搭載装置を用意する工程と、
前記電子部品搭載装置は、
処理室に配置されたステージと、
前記ステージは、
前記ステージに画定された複数のステージ部と、
前記ステージ部の表面に形成された溝部と、
前記溝部の底部に連通する空気供給経路であって、前記溝部と前記空気供給経路は前記ステージ部に独立してそれぞれ設けられた前記空気供給経路と、
前記複数のステージ部に個々のヒータとしてそれぞれ設けられた第1パルスヒータであって、前記第1パルスヒータの各々の加熱を独立して制御できる前記第1パルスヒータとを備え、
前記処理室内のステージの上方に配置され、第2パルスヒータを備えた搭載ヘッドと、
前記処置室内のステージの上方に配置され、電子部品にフラックスを転写するためのフラックス転写用ヘッドと、
前記処理室内に配置され、前記フラックスが入ったフラックステーブルと、
前記ステージの上に配置される電子部品構造体のアライメントマークを撮像する第1アライメントカメラと、
前記搭載ヘッド又は前記フラックス転写ヘッドに固定される前記電子部品のアライメントマークを撮像する第2アライメントカメラとを備え、
前記ステージの上に電子部品構造体を配置する工程と、
前記フラックス転写ヘッドに固定された第1電子部品のはんだ電極を前記フラックステーブル内のフラックスに押しつけることにより、前記複数のステージ部の中の第1ステージ部の上に配置された第1電子部品のはんだ電極の上にフラックスを転写する工程と、
前記フラックス転写ヘッドに固定された前記第1電子部品のはんだ電極を前記電子部品構造体の電極に押しつけることにより、前記複数のステージ部の中の前記第1ステージ部の上に配置された電子部品構造体の電極の上に前記フラックスを転写する工程と、
前記第1電子部品を前記フラックス転写ヘッドから分離し、その後に、前記第1電子部品を前記搭載ヘッドに固定する工程と、
第1アライメントカメラ及び第2アライメントカメラによって、前記第1ステージ部の上に配置された前記電子部品構造体のアライメントマークと、前記第1電子部品のアライメントマークとを撮像することにより、前記電子部品構造体と前記第1電子部品との間の位置合わせを行う工程と、
前記搭載ヘッドに固定された前記第1電子部品のはんだ電極を、前記第1ステージ部の上に配置された前記電子部品構造体の電極のフラックスに押しつけることにより、前記搭載ヘッドに固定された前記第1電子部品を前記電子部品構造体の電極の上に配置する工程と、
第1ステージ部の第1ヒータと前記搭載ヘッドの第2ヒータとにより、はんだのリフロー温度である第1温度で、前記第1ステージ部の上に配置された前記電子部品構造体と前記第1電子部品とを加熱する工程と、
前記第1温度よりも低い第2温度に冷却し、前記第1ステージ部の上に配置された前記電子部品構造体の電極と前記第1電子部品のはんだ電極と接続する工程と、
前記搭載ヘッドを前記第1電子部品から分離し、その後に、第2電子部品を前記フラックス転写ヘッドに固定し、前記フラックス転写ヘッドに固定された前記第2電子部品のはんだ電極を前記フラックステーブル内のフラックスに押しつけることにより、前記第2電子部品のはんだ電極に前記フラックスを転写する工程と、
前記フラックス転写ヘッドに固定された前記第2電子部品のはんだ電極のフラックスを前記電子部品構造体の電極に押しつけることにより、前記複数のステージ部の中の第2ステージ部の上に配置された前記電子部品構造体の電極の上に前記フラックスを転写する工程と、
前記第2電子部品を前記フラックス転写ヘッドから分離し、その後に、前記第2電子部品を前記搭載ヘッドに固定する工程と、
前記第1アライメントカメラと前記第2アライメントカメラとにより、前記第2ステージ部の上に配置された前記電子部品構造体のアライメントマークと、前記第2電子部品のアライメントマークとを撮像することにより、前記電子部品構造体と前記第2電子部品との間の位置合わせを行う工程と、
前記搭載ヘッドに固定された前記第2電子部品を、前記第2ステージ部の上に配置された前記電子部品構造体の電極の前記フラックスに押しつけることにより、前記搭載ヘッドに固定された前記第2電子部品を前記電子部品構造体の電極の上に配置する工程と、
前記第1ステージ部の温度を前記はんだのリフロー温度である前記第1温度よりも低い第2温度に設定した状態で、前記第2ステージ部の上に配置された前記電子部品構造体と前記第2電子部品とを、前記第2ステージ部の前記第1パルスヒータと前記搭載ヘッドの前記第2パルスヒータによって前記第1温度で加熱する工程と、
前記第1温度で加熱する工程の後に、前記第1温度よりも低い前記第2温度に冷却し、前記第2ステージ部の上に配置された前記電子部品構造体の電極と、前記第2電子部品のはんだ電極とを接続する工程と
を有することを特徴とする電子装置の製造方法。
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