JP7300788B2 - レーザリフロー装置 - Google Patents
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
- B23K1/0016—Brazing of electronic components
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- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/005—Soldering by means of radiant energy
- B23K1/0056—Soldering by means of radiant energy soldering by means of beams, e.g. lasers, E.B.
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/03—Observing, e.g. monitoring, the workpiece
- B23K26/034—Observing the temperature of the workpiece
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/0604—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams
- B23K26/0608—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams in the same heat affected zone [HAZ]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/066—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks
- B23K26/0661—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks disposed on the workpiece
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/073—Shaping the laser spot
- B23K26/0732—Shaping the laser spot into a rectangular shape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
- B23K26/705—Beam measuring device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L2224/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
- H01L2224/161—Disposition
- H01L2224/16151—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/16221—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/16225—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/74—Apparatus for manufacturing arrangements for connecting or disconnecting semiconductor or solid-state bodies and for methods related thereto
- H01L2224/75—Apparatus for connecting with bump connectors or layer connectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/81—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a bump connector
- H01L2224/818—Bonding techniques
- H01L2224/81801—Soldering or alloying
- H01L2224/81815—Reflow soldering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/93—Batch processes
- H01L2224/95—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Wire Bonding (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Supply And Installment Of Electrical Components (AREA)
- Die Bonding (AREA)
Description
および、前記レーザ加圧ヘッドモジュールの一つの側から搬入されたボンディング対象物をレーザ加圧ヘッドモジュールのリフロー処理を経て他方に搬出するためにボンディング対象物を搬送するボンディング対象物搬送モジュールを構成している。
および、前記ホルダユニットの上方に設けられ、ホルダユニットに装着された加圧部材の平坦度を検査するためのプローブユニットを構成している。
および、前記プレスブラケットの一つの側に設けられ、プレスブラケットをモータの駆動に応じて垂直方向に搬送する垂直駆動部を備える。
および、前記プレスブラケットの直線運動をガイドするためのガイド部材を備える。
および、前記プローブを水平または垂直に移動させるための移動手段、
および、前記プローブと移動手段を固定するためのプローブブラケットを備える。
および、前記基材の底面に突出形成され、底面が複数の電子部品に対応するように平面状に形成された加圧面を備える。
および、ホルダユニットの各エッジの下端を支えながらホルダユニットと透光性加圧部材の自重を逆方向に加圧することによって、ホルダユニットと透光性加圧部材の自重をゼロ点に初期化する圧力バランサ、
および、ホルダユニットの各エッジの上方に非接触状態で設けられ、ホルダユニットの各エッジをそれぞれ設定した圧力で独自に加圧するプレスユニットをさらに備える。
および、プレスブラケットの上端に取り付けられ、ホルダユニットをそれぞれ設定された圧力の分を下方に加圧する加圧シリンダを備える。
前記入力コンベアから供給されたボンディング対象物を真空吸着して固定する真空チャッキング手段と、
そして、レーザリフロー処理が完了したボンディング対象物が搬出のために着座する出力コンベアを備える。
前記コンベアフレームの上部に両側に設けられた一対のワイヤ軌道手段と、
そして、前記コンベアフレームの一つの側に設けられ、コンベアフレームを水平方向に直線移動させるための水平搬送手段を備える。
の形で曲げられた形を有するコンベヤフレーム912の上側の両側にボンディング対象物11のコンベヤ搬送のために一対のワイヤで曲げられた形状を有するコンベアフレーム912を備えている。軌道手段911が設けられ、前記ワイヤ軌道手段911は軌道駆動モータ913の回転軸に結合されている。また、コンベアフレーム912の一つの側には、サイズの異なるボンディング対象物11を収容するために入力コンベア910の幅を拡大または縮小するように幅調整モータ915が設けられている。
Claims (7)
- 基板上に配置された複数の電子部品からなるボンディング対象物を透光性加圧部材で加圧するとともに、前記透光性加圧部材を介してレーザビームを照射することにより電子部品を基板にボンディングするレーザ加圧ヘッドモジュールと、
前記レーザ加圧ヘッドモジュールの一つの側から搬入されるボンディング対象物をレーザ加圧ヘッドモジュールのリフロー処理を経て他方に搬出するために前記ボンディング対象物を搬送するボンディング対象物搬送モジュールを含み、
前記透光性加圧部材は、全体として四角形のパネル形状を有する基材と、前記基材の底面に突出形成され、底面が複数の電子部品に対応するように平面状に形成された加圧面を備え、
前記基材と加圧面との間には、基材の面積よりも加圧面の面積が狭くなるように内側に凹んだ少なくとも1つ以上の段差部を備え、
前記基材の側面と前記段差部の底面及び側面には、レーザ光遮断層が形成されるレーザリフロー装置。 - 基板上に配置された複数の電子部品からなるボンディング対象物を透光性加圧部材で加圧するとともに、前記透光性加圧部材を介してレーザビームを照射することにより電子部品を基板にボンディングするレーザ加圧ヘッドモジュールと、
前記レーザ加圧ヘッドモジュールの一つの側から搬入されるボンディング対象物をレーザ加圧ヘッドモジュールのリフロー処理を経て他方に搬出するために前記ボンディング対象物を搬送するボンディング対象物搬送モジュールを含み、
前記透光性加圧部材は、全体として四角形のパネル形状を有する基材と、前記基材の底面に突出形成され、底面が複数の電子部品に対応するように平面状に形成された加圧面を備え、
前記基材と加圧面との間には、基材の面積よりも加圧面の面積が狭くなるように内側に凹んだ少なくとも1つ以上の段差部を備え、
前記加圧面は、一定の深さを有する格子溝によって2つ以上に分割形成され、
前記格子溝の内側面と底面にはレーザ光遮断層がさらに形成されるレーザリフロー装置。 - 基板上に配置された複数の電子部品からなるボンディング対象物を透光性加圧部材で加圧するとともに、前記透光性加圧部材を介してレーザビームを照射することにより電子部品を基板にボンディングするレーザ加圧ヘッドモジュールと、
前記レーザ加圧ヘッドモジュールの一つの側から搬入されるボンディング対象物をレーザ加圧ヘッドモジュールのリフロー処理を経て他方に搬出するために前記ボンディング対象物を搬送するボンディング対象物搬送モジュールを含み、
前記透光性加圧部材は、全体として四角形のパネル形状を有する基材と、前記基材の底面に突出形成され、底面が複数の電子部品に対応するように平面状に形成された加圧面を備え、
前記基材と加圧面との間には、基材の面積よりも加圧面の面積が狭くなるように内側に凹んだ少なくとも1つ以上の段差部を備え、
前記加圧面には弾性ダンパー層がさらに設けられるレーザリフロー装置。 - 前記レーザ光遮断層は、インコネル(Inconel)コーティング層、乱反射加工層または、HR(High Reflection)コーティング層のうちの1つまたは、2つ以上の複合層からなる請求項1又は請求項2に記載のレーザリフロー装置。
- 前記加圧面は、四角形状を有する請求項1から3のいずれか一項に記載のレーザリフロー装置。
- 前記加圧面の両側エッジは面取りまたは、ラウンド処理される請求項5に記載のレーザリフロー装置。
- 前記弾性ダンパー層はシリコン(Silicon)材質で実現される請求項3に記載のレーザリフロー装置。
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