WO2005112537A9 - 部品供給ヘッド装置及び部品実装ヘッド装置 - Google Patents
部品供給ヘッド装置及び部品実装ヘッド装置Info
- Publication number
- WO2005112537A9 WO2005112537A9 PCT/JP2005/008902 JP2005008902W WO2005112537A9 WO 2005112537 A9 WO2005112537 A9 WO 2005112537A9 JP 2005008902 W JP2005008902 W JP 2005008902W WO 2005112537 A9 WO2005112537 A9 WO 2005112537A9
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- component
- suction
- head device
- mounting head
- component mounting
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/04—Mounting of components, e.g. of leadless components
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67144—Apparatus for mounting on conductive members, e.g. leadframes or conductors on insulating substrates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67132—Apparatus for placing on an insulating substrate, e.g. tape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/6838—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping with gripping and holding devices using a vacuum; Bernoulli devices
-
- 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
- H01L2224/74—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
- H01L2224/757—Means for aligning
- H01L2224/75743—Suction holding means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01087—Francium [Fr]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49128—Assembling formed circuit to base
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/4913—Assembling to base an electrical component, e.g., capacitor, etc.
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/5313—Means to assemble electrical device
- Y10T29/53174—Means to fasten electrical component to wiring board, base, or substrate
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/5313—Means to assemble electrical device
- Y10T29/53174—Means to fasten electrical component to wiring board, base, or substrate
- Y10T29/53178—Chip component
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/5313—Means to assemble electrical device
- Y10T29/53191—Means to apply vacuum directly to position or hold work part
Definitions
- Component supply head device and component mounting head device are Component supply head device and component mounting head device
- the present invention relates to a component mounting head device at a component delivery position after holding the component on the surface on the mounting side to the substrate and moving it to the component delivery position at the component removal position and reversing the orientation of the surface on the mounting side.
- the present invention relates to a component supply head device that delivers components to a machine.
- the present invention also relates to a component mounting head device that holds a component on a non-mounting surface opposite to the mounting surface on the substrate and mounts the mounting surface on the substrate.
- the above-described component supply head device includes a suction nozzle for holding components.
- a suction nozzle of a conventional component supply head device will be described.
- bumps 2 are formed on the mounting side surface la of the electronic component 1.
- the outer shape of the tip surface 3a is set smaller than the interval between the bumps 2.
- the suction nozzle 4 of FIG. 25B is provided with a pyramid-shaped suction hole 4b on the tip surface 4a, and the hole wall of the suction hole 4b contacts the periphery of the electronic component 1.
- the mounting side surface la and the bump 2 are not in direct contact with the hole wall of the suction hole 4b, but the electronic component 1 is held at the tip of the suction nozzle 4 by a suction force by a vacuum source (not shown).
- the suction nozzle 3 of FIG. 25A deformation such as stagnation occurs in the electronic component 1 due to an excessive suction force acting on a part of the mounting side surface la (the part where the tip surface 3a is in contact).
- the holding accuracy of the electronic component 1 by the suction nozzle 3 is lowered. If the holding accuracy of the electronic component 1 by the suction nozzle 3 is low, the accuracy of delivery of the electronic component 1 from the component supply head device to the mounting head device is lowered, and the component mounting accuracy is lowered.
- the hole wall of the suction hole 4b is brought into contact with the periphery of the electronic component 1, so that the outer dimension of the tip surface 4a must be set larger than the outer dimension of the electronic component 1. . Therefore, the concave formed on the tray When the electronic component 1 is supplied in a state of being accommodated in the part, the tip surface 4a of the suction nozzle 4 may interfere with the concave part. This interference also reduces the holding accuracy of the electronic component 1 by the suction nozzle 4.
- the component mounting head device described above also includes a suction nozzle for sucking and holding the component.
- a suction nozzle of a conventional component mounting head device will be described with reference to FIG.
- a suction hole 218b is formed in the tip surface 218a of the suction nozzle 218.
- the tip surface 218a of the suction nozzle 218 is in close contact with the mounting side surface la of the electronic component 1 (the non-mounting side surface lb), and the vacuum acting on the suction hole 218b via the suction channel 218c.
- the electronic component 12 is held on the front end surface 218a of the suction nozzle 218 by a suction force (static pressure) of a source (not shown).
- a heater 217 capable of adjusting the temperature is attached to the back side of the suction nozzle 218.
- Flip chip methods such as solder bump local reflow, bonding using C4 (Controlled Collapse Chip Connection), bonding using ACF (Anisotropic Conductive Film), bonding using NCP (Non Conductive Paste), etc.
- the electronic component 1 held on the board is mounted on the board 219.
- the adsorption nozzle 118 moves onto the substrate 219 and is positioned with respect to the substrate 219 so that the substrate electrode 220 formed on the substrate 219 and the bump 2 of the electronic component 1 match.
- the suction nozzle 118 is lowered to press the bump 2 against the substrate electrode 220.
- the heat generated by the heater 117 is transmitted to the electronic component 1 through the suction nozzle 118, and the bump 2 is thereby heated.
- the bump 2 and the substrate electrode 220 are joined, and the electronic component 1 is mounted on the substrate 219.
- the entire non-mounting surface lb of the electronic component 1 does not adhere to the suction nozzle 118 uniformly. Therefore, a relatively large warp occurs in the electronic component 1 held by the suction nozzle 118.
- a relatively large warp occurs in the electronic component 1 held by the suction nozzle 118.
- warpage In the case of an electronic component 1 having a square with a side of about 10 mm and a thickness of about 0.1 mm, warpage of about 14 / zm occurs. Due to this relatively large warpage, the temperature distribution in the bonding region becomes uneven, causing a bonding failure between the electronic component 1 and the substrate 219.
- Patent Document 1 Japanese Patent Application Laid-Open No. 8-37395
- Patent Document 2 Japanese Patent Laid-Open No. 2003-297878
- An object of the present invention is to provide a component supply head device that can hold components reliably and with high accuracy. Moreover, this invention makes it a subject to provide the component mounting head apparatus which can heat components so that the temperature distribution of a joining area
- the component is held on the surface on the mounting side of the substrate on which the protruding electrode is formed, and the direction of the surface on the mounting side of the component is reversed and delivered to the component mounting head device.
- the present invention relates to a component supply head device that enables mounting of the component on the substrate by a mounting head device.
- the component supply head device includes a tip surface where the suction hole opens, and a suction flow path having one end communicating with the suction hole, and a portion of the tip surface outside the suction hole is connected to the protruding electrode of the component.
- the suction hole faces the portion where the protruding electrode does not exist on the mounting side surface with a gap, and the suction hole and the mounting side by a vacuum suction force acting from the other end side of the suction channel.
- An air flow that flows into the adsorption flow path from the gap between the surfaces via the adsorption holes is generated, and an adsorption nozzle that holds the components on the front end surface with a negative pressure generated by the air flow is provided.
- a portion outside the suction hole on the tip surface of the suction nozzle comes into contact with the bump, while the suction hole faces a portion where the bump on the mounting side surface does not exist with a gap.
- An air flow flowing into the adsorption flow path from the gap through the adsorption hole is generated, and the component is held in the adsorption nozzle by a negative pressure (dynamic pressure) generated by the air flow.
- the suction nozzle of the component supply head device holds the component in a state where the tip surface thereof is not in contact with the mounting side surface.
- the suction force acts uniformly on the entire surface on the mounting side, and the component can be held on the suction nozzle with high accuracy without causing deformation such as stagnation due to excessive suction force.
- parts supply Feeding head device force The accuracy of parts delivery to the mounting head can be improved.
- the adsorption hole includes a central portion communicating with the adsorption flow path and a plurality of branch portions extending radially from the central portion.
- an outer dimension of the tip surface is set so that an outer peripheral edge thereof is located inside an edge of the component held by the suction nozzle and outside the protruding electrode. . Since the outer peripheral edge of the tip surface of the suction nozzle is located inside the peripheral edge of the component, it prevents the suction nozzle from interfering with the wall surface that forms the recess when suctioning and holding the component housed in the recess of the tray. can do. Further, since the outer peripheral edge of the tip surface of the suction nozzle is located outside the bump, the bump surely contacts the tip surface of the portion outside the suction hole. Therefore, the component is reliably held by the suction nozzle by the negative pressure generated in the gap between the suction hole and the mounting side surface.
- the component is held on the non-mounting side surface opposite to the mounting side surface on which the plurality of protruding electrodes are formed, and the protruding electrodes are bonded to the corresponding substrate electrodes formed on the substrate.
- the present invention relates to a component mounting head device for mounting the component on the substrate.
- the component mounting head device includes a heater for heating the component, and a region corresponding to a bonding region in which an adsorption hole is opened and the protruding electrode is formed on the mounting side surface of the component.
- a front end surface formed with a suction groove that communicates with the suction hole as a whole; a base end surface that contacts the heater located on the opposite side of the front end surface; and an adsorption flow path having one end communicating with the adsorption hole; And a suction nozzle for holding the component on the tip surface by a vacuum suction force acting from the other end of the suction flow path.
- the suction groove connected to the suction hole is formed in the entire region corresponding to the joining region of the component, the component is not mounted by the suction force acting on the suction hole and the suction groove via the suction channel.
- the entire region of the side surface corresponding to the bonding region is closely adsorbed to the tip surface of the suction nozzle.
- the component is sucked and held by the suction nozzle in a state of high flatness, and the warpage of the component is greatly reduced.
- the warp is only about 5 m.
- the heat generated by the heater is uniformly transmitted to the entire joining area of the parts.
- the temperature distribution in the bonding region is made uniform and the plurality of protruding electrodes are heated evenly, so that the plurality of protruding electrodes can be bonded to the substrate electrode in an equal bonded state.
- the suction groove may be provided outside the region corresponding to the joint region in addition to the joint region, that is, between the region and the periphery of the suction nozzle.
- the arrangement, size, and shape of the suction groove are such that the shape, thickness, etc. of the component include the shape and thickness of the component so that the non-mounting surface of the component has a high flatness. It is set according to the factors.
- the suction groove may be a combination of a frame-shaped portion and a lattice-shaped portion. Specifically, the suction groove is arranged so as to extend in the first direction within the closed shape portion and one closed view shape portion arranged along the peripheral edge of the front end surface, and both ends thereof A plurality of first linear portions that communicate with the closed shape portion, and are arranged so as to extend in a direction that intersects the first direction within the closed shape portion, and both ends communicate with the closed shape portion. And a plurality of second linear portions communicating with the intersecting first linear portions.
- the closed figure shape portion may be a polygon such as a quadrangle. Further, the closed figure shape portion may be a closed curve such as a circle or an ellipse.
- the first and second linear portions may be straight lines, curved lines such as wavy lines, or broken lines.
- the suction grooves may have a lattice shape as a whole. Specifically, the suction groove is arranged to extend in a second direction intersecting the first direction, a plurality of first linear portions arranged to extend in the first direction, and And a plurality of second linear portions communicating with the intersecting first linear portions.
- the suction groove has at least one closed-view shape portion disposed so as to surround the center of a region corresponding to the joining region of the tip surface, and the joining region of the tip surface. And a plurality of linear portions that extend radially from the center of the corresponding region and communicate with the intersecting closed shape portion.
- the closed shape portion may be a polygon such as a quadrangle.
- the closed figure shape portion may be a closed curve such as a circle or an ellipse.
- the first and second linear portions may be straight lines, curved lines such as wavy lines, or broken lines.
- the suction groove may be a single continuous line. Specifically, the suction groove may be spiral or rectangular wave! /.
- the suction nozzle may be provided with a depression on the tip surface, in which the suction hole is also blocked.
- the recess is preferably disposed between the suction groove and the peripheral edge of the tip surface. Even if air enters a very fine gap between the peripheral edge of the tip surface of the suction nozzle and the electronic component sucked and held by the suction nozzle, the intruded air is heated when passing through the recess. Therefore, it is possible to prevent the area corresponding to the joining area of the tip surface of the suction nozzle from being cooled by the air entering the gap. Therefore, by providing the depression, the temperature distribution in the joining region of the parts held by the suction nozzle can be made more uniform.
- the suction nozzle of the component supply head device has the tip surface of the portion outside the suction hole in contact with the bump of the component, while the suction hole is a bump on the surface of the component mounting side. If there is no gap, it is opposed to the portion with a gap, so that the component can be held on the suction head without causing deformation such as stagnation.
- the outer dimensions of the suction nozzle tip surface are set so that the outer peripheral edge is located inside the edge of the component and outside the bump, even if the component is supplied in a state of being accommodated in the tray Interference between the tip of the suction head and the concave portion in which the part is accommodated can be prevented. Therefore, it is possible to improve the holding accuracy of the component by the suction nozzle, and improve the accuracy of delivery of the component to the mounting head device and the mounting accuracy of the component.
- the suction groove connected to the suction hole is formed on the entire tip surface of the suction nozzle of the component mounting head device corresponding to the contact region of the component.
- the entire region corresponding to the bonding region on the non-mounting side surface of the component is closely adsorbed to the tip surface of the adsorption nozzle, and the component is adsorbed and held by the adsorption nozzle in a state of high flatness.
- the temperature distribution in the joining region of the parts is made uniform and the plurality of protruding electrodes are heated evenly, so that the plurality of protruding electrodes can be bonded to the substrate electrode in an evenly bonded state.
- FIG. 1 is a perspective view showing a component mounting apparatus according to an embodiment of the present invention. 2] A schematic partial perspective view of the component mounting apparatus of FIG.
- FIG. 4 A semi-transparent perspective view showing a component supply device provided in the component mounting apparatus of FIG.
- FIG. 5 is a perspective view showing a wafer supply plate.
- FIG. 7 is a partially enlarged perspective view of the tray of FIG.
- FIG. 8 is a schematic cross-sectional view showing a plate placement device provided in the component mounting device of FIG. 9] A schematic cross-sectional view showing a plate placement device provided in the component mounting device of FIG. FIG. 10] A perspective view showing a component lifting device provided in the component mounting apparatus of FIG.
- FIG. 11 An exploded perspective view showing a component lifting device provided in the component mounting apparatus of FIG.
- FIG. 12 A partial perspective view showing the thrust head of the component thruster included in the component mounting apparatus of FIG.
- FIG. 13 is a partial perspective view showing the internal structure of the push-up head shown in FIG.
- FIG. 14 A schematic cross-sectional view showing a plate placement device and a component lifting device provided in the component mounting device of FIG.
- FIG. 15 A perspective view showing a reversing head device included in the component mounting apparatus of FIG.
- FIG. 16A is a schematic longitudinal sectional view of a suction nozzle provided in the reversing head device.
- FIG. 16B is a schematic bottom view of the suction nozzle of FIG. 16A.
- ⁇ 16C A schematic longitudinal sectional view showing the relationship between the suction nozzle of FIG. 16A and the concave portion of the tray. 17A] A schematic cross-sectional view of an alternative suction nozzle provided in the reversing head device.
- FIG. 17B is a schematic bottom view of the suction nozzle of FIG. 17A.
- [17C] A schematic longitudinal sectional view showing the relationship between the suction nozzle of FIG. 17A and the recess of the tray.
- FIG. 18 is a schematic front view of a component mounting head device.
- ⁇ 19 A schematic cross-sectional view of a suction nozzle provided in a component mounting head device.
- FIG. 20A is a schematic bottom view of the suction nozzle of FIG.
- FIG. 20B is a cross-sectional view taken along line XX—XX in FIG. 20A.
- FIG. 20C is a schematic plan view of the suction nozzle of FIG.
- FIG. 21A A bottom view of the first alternative of the suction nozzle provided in the component mounting head device.
- FIG. 21B is a sectional view taken along line XXI—XXI in FIG. 21A.
- FIG. 21C is a schematic plan view of the suction nozzle of FIG. 21A.
- FIG. 22A A schematic bottom view of a second alternative of the suction nozzle provided in the component mounting head device.
- FIG. 22B is a schematic side view of the suction nozzle of FIG. 22A.
- FIG. 23A A schematic bottom view of an alternative suction nozzle provided in the component mounting head device.
- FIG. 23B A schematic bottom view of an alternative suction nozzle included in the component mounting head device.
- FIG. 23C A schematic bottom view of an alternative suction nozzle provided in the component mounting head device.
- FIG. 23D A schematic bottom view of an alternative suction nozzle provided in the component mounting head device.
- FIG. 23E A schematic bottom view of an alternative suction nozzle provided in the component mounting head device.
- FIG. 24A is a schematic explanatory view showing the relationship between the reversing head device and the component mounting head device.
- FIG. 24B is a schematic explanatory view showing the relationship between the reversing head device and the component mounting head device.
- FIG. 24C is a schematic explanatory view showing the relationship between the reversing head device and the component mounting head device.
- FIG. 24D is a schematic explanatory view showing the relationship between the reversing head device and the component mounting head device.
- [25A] A schematic cross-sectional view showing a suction nozzle of a conventional component supply head device.
- FIG. 25B A schematic cross-sectional view showing a suction nozzle of a conventional component supply head device.
- ⁇ 26 A schematic cross-sectional view showing a suction nozzle of a conventional component mounting head device.
- FIG. 1 to 3 show an electronic component mounting apparatus 11 which is an example of a component mounting apparatus including a component supply head apparatus and a component mounting head apparatus according to an embodiment of the present invention.
- This electronic component mounting device 11 is a device that performs a mounting operation for mounting electronic components 12 such as chip components and bare IC chips, which are examples of components, on a base plate 13, and can be roughly divided to supply a plurality of electronic components 12
- a component supply unit 14 which is an example of a component supply device housed in the device and a mounting unit 15 which performs a mounting operation of mounting each electronic component 12 supplied from the component supply unit 14 on the substrate 13 are provided.
- the electronic component mounting apparatus 11 controls the operation of the component supply unit 14 and the mounting unit 15.
- a control unit or controller 16 is provided.
- the component supply unit (component supply device) 14 is a lifter (component supply storage unit) 17, a plate moving device 18, a plate placement device (component placement unit) 19, and a component push-up A device 20, a recognition camera 21, and a reversing head device (component supply head device) 22 are provided.
- the mounting unit 15 includes a component mounting head device 24, an XY table (positioning device) 25, and a two-field system recognition camera 26.
- the lifter 17 of the component supply unit 14 includes a magazine 28 that can be raised and lowered, a wafer supply plate 29 for supplying the electronic component 12 to the magazine 28 in the form of a wafer, and the electronic component 12.
- a tray supply plate 30 for storing and supplying the tray 31 in the tray 31 is stored so as to be selectively supplied.
- the wafer supply plate 29 has a substantially disk shape, and a wafer sheet 34, which is a stretchable sheet having a dicing wafer 32 adhered to the upper surface thereof, and The wafer sheet 34 is provided with a well 35 and a ring 35 for holding the wafer sheet 34 in the vicinity of the outer peripheral end thereof.
- the tray supply plate 30 has an outer shape similar to that of the wafer supply plate 29, and is a trailing plate 36 that is an annular plate having a substantially square inner peripheral hole portion.
- a tray mounting portion 37 attached to the inner peripheral hole portion, and a plurality of trays 31 for supplying components mounted on the tray mounting portion 37 in a detachable manner.
- the component supply tray 31 is formed with a recess 31 a for accommodating the electronic component 12.
- the plate moving device 18 shown only in FIG. 4 is movable in the Y-axis direction, and conveys the wafer supply plate 29 or the tray supply plate 30 taken out from the magazine 28 of the lifter 17 to the plate placement device 19. .
- the bumps (projection electrodes) 39 are formed on the wafer supply plate 29 and the tray supply plate 30!, And the mounting surface 12a of the electronic component 12 on the substrate 13 is directed upward in the vertical direction.
- the non-mounting side surface 12b opposite to the surface 12a is held by the plate placement device 19 in a posture in which the surface 12b is vertically downward (see FIG. 7). Referring to FIG. 2, FIG. 4, FIG. 8, and FIG.
- the plate placement device 19 includes a wafer supply plate 29, a plate support pin 41 that supports the lower surface of the tray supply plate 30, and these A plate pressing plate 42 located on the upper surface side of the plate is provided.
- the plate support pin 41 is supported so as to be movable in the vertical direction with respect to the attachment member 43 having a ring shape in a plan view.
- a coil spring 44 is attached to the plate support pin 41, and the plate support pin 41 is inertially biased upward in the vertical direction by the coil spring 44.
- the plate pressing plate 42 is driven up and down by a cylinder 45.
- a cylindrical expanding member 46 is disposed inside the attachment member 43, and the tip thereof is in contact with the lower surface of the wafer sheet 34. As shown in FIG.
- the wafer supply plate 29 is sandwiched between the front end portion of the plate support pins 41 and the plate pressing plate 42.
- the plate pressing plate 42 is lowered from the position shown in FIG. 8 by the cylinder 45, the tip of the expanding member 46 becomes a fulcrum as shown in FIG. This so-called expansion expands the distance between adjacent electronic components 12.
- the tray supply plate 30 is also held by the plate arranging device 19 in the same manner.
- the plate placement device 19 can be moved in the Y-axis direction by a Y-axis robot 48 having a drive motor 47.
- the component lifting device 20 can be moved in the X-axis direction by an X-axis robot 52 including a driving motor 51.
- the component thrusting device 20 includes a thrusting head 54 at the tip of the arm 53.
- a push-up needle or a push-up pin 56 is accommodated in the holder 55 of the push-up head 54 so as to be movable up and down.
- the electronic component 12 is peeled from the wafer sheet 34 by the push-up pin 56 also pushing up the electronic component 12 attached to the wafer sheet 34 with the lower surface force.
- the push-up head 54 can rotate around the Z axis. The configuration and operation of the component lifting device 20 will be described in detail later.
- the recognition camera 21 is mounted on an X-axis robot 59 having a driving motor 58 and is movable in the X-axis direction.
- the recognition camera 21 optically recognizes the position of the electronic component 12 on the wafer supply plate 29 and the tray supply plate 30 held by the plate arrangement device 19.
- the reversing head device 22 includes a driving motor 61. X It can be moved in the X-axis direction by the axis robot 62.
- the reversing head device 22 includes a suction nozzle 65 for releasably holding the mounting-side surface 12a of the electronic component 12 by the suction force of the vacuum pump 63 (see FIG. 16A).
- the suction nozzle 65 can move up and down and can rotate around the Z axis.
- the suction nozzle 65 can reverse the vertical direction.
- the component mounting head device 24 is movable in the X-axis direction by an X-axis robot 67 operated by a driving motor 66.
- the component mounting head device 24 includes a suction nozzle 118 for releasably sucking and holding the non-mounting side surface 12b of the electronic component 12 by a suction force of a vacuum pump 125 (see FIG. 19).
- the suction nozzle 118 can move up and down and can rotate around the Z axis. The configuration and operation of the component mounting head device 24 will be described in detail later.
- a substrate holding table (substrate holding unit) 72 for holding and fixing the substrate 13 releasably is installed on the upper surface of the XY table 25 .
- the substrate holder 72 holds the substrate 13 supplied by a substrate transfer device 73 (see FIG. 1) that transfers the substrate 13 leftward in the X-axis direction.
- the XY table 25 includes motors 74 and 75 for driving in the X-axis and Y-axis directions, and moves the substrate 13 held on the substrate holder 72 in the X-axis direction and the Y-axis direction. By this movement, the electronic component 12 held by the component mounting head device 24 is positioned with respect to the substrate 13.
- the two-field system recognition camera 26 optically recognizes both the electronic component 12 and the substrate 13 held by the component mounting head device 24.
- the plate moving device 18 takes out the wafer supply plate 29 from the magazine 28 of the lifter 17, moves it in the Y-axis direction, and supplies it to the plate placement device 19.
- the plate placement device 19 (Fig. 8) and the expansion operation (Fig. 9)
- the movement of the plate placement device 19 in the Y-axis direction by the Y-axis robot 48 and the X-axis robot 52 Due to the movement of the component push-up device 20 in the X-axis direction, the push-up head 54 is positioned with respect to any electronic component 12 based on the recognition result of the recognition camera 21!
- the reversing head device 22 is positioned relative to the electronic component 12 by the movement of the reversing head device 22 in the X-axis direction by the X-axis robot 62. Is done.
- the electronic component 12 is peeled off the wafer sheet 34 by pushing the electronic component 12 with the push-up pin 56 of the reversing head device 22 as well. And is held by the suction nozzle 65.
- the reversing head device 22 holding the electronic component 12 with the suction nozzle 65 moves in the X-axis direction to the delivery position P2 (see FIG. 24) of the electronic component 12, and reverses the direction of the suction nozzle 65.
- the component mounting head device 24 is also moved in the X-axis direction by the X-axis robot 67 to the delivery position P2.
- the suction by the suction nozzle 65 of the reversing head device 22 is released.
- the electronic component 12 is transferred from the reversing head device 22 to the mounting head device 24.
- the mounting head device 24 to which the electronic component 12 has been transferred moves to the upper side of the substrate 13 on the XY table 25.
- the electronic component 12 held by the suction nozzle 118 of the mounting head device 24 is determined based on the recognition result of the two-field recognition camera 26.
- the substrate 13 is positioned with respect to it. After this positioning, the mounting head device 24 mounts the electronic component 12 on the substrate 13. A similar operation is performed for the tray supply plate 30.
- the component lifting device 20 includes a base portion 80 mounted on an X-axis robot 52 including a driving motor 51.
- a base end side of an arm 53 extending in the Y-axis direction is attached to the base portion 80.
- the base end side of the arm 53 is attached to the base portion 80 via an LM guide or a straight guide 81 extending in the Z-axis direction, and the entire arm 53 is moved up and down by a cylinder 82 supported by the base portion 80.
- the arm 53 has a push-up head 54 at its tip. Further, as shown most clearly in FIG. 14, the push-up head 54 is arranged below the wafer supply plate 29 held by the plate arranging device 19.
- the thrust head 54 includes a casing 83 fixed to the tip of the arm 53.
- a ball spline 84 is attached to the casing 83 such that the spline shaft 85 extends in the vertical direction, and a pin fixing member 87 is fixed to the distal end side of the spline shaft 85 to fix the base end side of the plurality of push-up pins 56. It is attached.
- the rotation operation part 86 of the ball spline 84 is The pulley 89 is fixed to the outer periphery thereof. As shown in FIGS. 11 and 12, a driving belt 93 is stretched between the pulley 89 and a pulley 92 fixed to the output shaft of the motor 91 disposed on the base end side of the arm 53. . Accordingly, the rotation of the motor 91 is converted into rotation around the Z axis of the spline shaft 85 via the pulleys 89 and 92, the drive belt 93, and the rotation operation unit 86.
- the component pushing-up device 20 includes a lifting drive mechanism 95 that lifts and lowers the spline shaft 85.
- a cam follower 98 that is in contact with a cam 97 fixed to the output shaft of the motor 96 is attached to the upper end of the lever 99, and this lever 99 is vertically moved by a straight guide 100 supported by a casing 83. It is possible to go straight ahead.
- a protrusion 101 provided at the L-shaped lower end of the lever 99 is in contact with the lower end of the spline shaft 85.
- a coil spring 102 is mounted on the spline shaft 85, and the spline shaft 85 is inertially biased downward in the vertical direction by the coil spring 102.
- the lower end of the spline shaft 85 is always in contact with the protrusion 101.
- the rotation of the motor 96 is converted into a straight motion by the force 97 and the cam follower 98, and this straight motion is transmitted to the spline shaft 85 by the lever 99.
- the upper end side of the spline shaft 85 is inserted into a hollow holder 55 fixed to the casing 83. As shown in FIG. 14, the front end surface of the holder 55 is in contact with the lower surface of the wafer sheet 34. Further, a plurality of sheet suction holes (not shown) are provided on the front end surface of the holder 55, and the suction force of the vacuum pump 103 (shown only in FIG. 14) acting through these sheet suction holes. As a result, the lower surface of the wafer sheet 34 is sucked and held on the front end surface 55b of the holder 55.
- a pin fixing member 87 is fixed to the upper end of the spline shaft 85 located in the holder 55.
- a plurality of push-up pins 56 are fixed to the pin fixing member 87.
- the operation of the component lifting device 20 will be described. As already described with reference to FIGS. 8 and 9, the expanding operation of the wafer sheet 34 by the plate placing device 19 is executed. Next, as the arm 53 is raised, the front end surface of the holder 55 comes into contact with the lower surface of the wafer sheet 34, and then the vacuum pump 63 is operated to suck the lower surface of the wafer sheet 34 into the sheet suction hole 55a (see FIG. 14). ). When there is a change in the type of electronic component 12, etc., the angular position around the Z axis of the pin fixing member 87 is adjusted by rotating the spline shaft 85 by the motor 91.
- the arrangement positions of the plurality of push-up pins 56 in plan view can be adjusted according to the electronic component 12.
- the recognition camera 21 recognizes the position of the electronic component 12 to be pushed up. Based on the recognition result of the recognition camera 21, after the reversing head device 22 moves, the suction nozzle 65 descends to start sucking the electronic component 12. The electronic component 12 is pushed up by the push-up pin 56 in synchronism with the raising operation of the suction nozzle 65. The suction nozzle 65 moves up in a state where the electronic component 12 separated from the wafer sheet 34 by the push-up operation is sucked and held.
- the reversing head device 22 includes a suction nozzle 65 that sucks and holds the electronic component 2 so that the electronic component 2 can be released, and a rotation drive device 102 that rotates the suction nozzle 65 around the Z axis.
- the reversing head 103 is provided.
- the reversing head device 22 moves the reversing head 103 up and down to support the head lifting device 104 that raises and lowers the suction nozzle 65 and the reversing head 103 so that the reversing head 103 can move up and down, and around the reversing center extending in the Y-axis direction.
- a head reversing device 105 that rotates the reversing head 103 to reverse the direction of the suction nozzle 65 in the vertical direction is provided.
- the reversing head device 22 includes a head frame 106 that supports the head lifting device 104 and the head reversing device 105.
- the head frame 106 is mounted on an X-axis robot 62 having a driving motor 61. Accordingly, the reversing head 103 moves back and forth in the X-axis direction between the take-out position P1 of the electronic component 12 (see FIG. 24A) and the delivery position P2 of the electronic component 12 (see FIG. 24B).
- the suction nozzle 65 includes a suction hole 65b opened in the flat tip surface 65a, and a suction flow path 65c having one end communicating with the suction hole 65b.
- a vacuum pump 63 is connected to the other end of the adsorption flow path 65c.
- the suction hole 65b includes a central portion 65d communicating with the suction flow path 65c and a plurality of branch portions 65e extending radially from the central portion 65d. In the present embodiment, there are provided four branch portions 65e arranged at an angle interval of 90 degrees in a plan view or a bottom view.
- the shape and dimensions of the suction hole 65b and the tip surface 65a are such that the portion outside the suction hole 65b of the tip surface 65a contacts the bump 39 of the electronic component 12, while the suction hole 65b has the bump 39 of the mounting surface 12a. It is set to face the nonexistent part with a gap. Therefore, the suction flow of the suction flow path 65c through the suction hole 65b from the gap between the tip surface 65a of the suction nozzle 65 and the mounting side surface 12a by the suction operation of the vacuum pump 63.
- the electronic component 12 is held on the tip surface 65a by a negative pressure (dynamic pressure) generated by the air flow.
- the suction nozzle 65 of the reversing head device 22 sucks and holds the electronic component 12 in a state where the front end surface 65a thereof is not in contact with the mounting side surface 12a. Therefore, the suction force acts uniformly on the entire mounting surface 12a, and the electronic component 12 can be held on the suction nozzle 65 with high accuracy without causing deformation such as stagnation due to excessive suction force. .
- the outer dimension of the front end surface 65a of the suction nozzle 65 is such that the outer peripheral edge of the front end surface 65a is, for example, about 25 to 50 / ⁇ ⁇ inside the peripheral edge of the electronic component 12 as indicated by reference numeral tl in FIG. It is set to be located. Therefore, as shown in FIG.
- the tip surface 65a of the suction nozzle 65 and the wall surface of the recess 3la A clearance of about 25 to 50 ⁇ m indicated by reference numeral t2 is secured between the suction nozzle 65 and the suction nozzle 65 to prevent interference with the wall surface of the recess 31a.
- the outer dimensions of the front end surface 65a of the suction nozzle 65 are set so that the outer peripheral edge of the front end surface 65a is positioned outside the bump 39.
- the bump 39 reliably contacts the front end surface 65a of the portion outside the suction hole 65b, so that the electronic component 12 is reliably sucked by the negative pressure generated in the gap between the suction hole 65a and the mounting surface 12a. It is held by nozzle 65.
- the shape of the suction hole 65b of the suction nozzle 65 is not limited to that shown in FIGS. 16A to 16C.
- eight branch portions 65e arranged at an angle interval of 45 degrees in a plan view or a bottom view may be provided.
- the component mounting head device 24 includes a base 111 that is mounted on an X-axis robot 67 operated by a motor 66 and is movable along the X-axis direction.
- a holder 112 is attached to the base 111.
- the holder 112 is attached to the base 111 so as to be movable in the vertical direction from the straight guide 113.
- a ball screw shaft 114 extending in the vertical direction is rotatably supported by the base 111.
- a female screw 115 fixed to the holder 112 is screwed onto the ball screw shaft 114.
- the holder 112 moves up and down in accordance with the rotational direction.
- a rotating shaft mechanism 116 extending in the vertical direction is rotatably supported by the holder 112.
- a heater 117 for heating the electronic component 12 is fixed to the lower end side of the rotating shaft mechanism 116.
- An adsorption nozzle 118 is replaceably attached to the lower side of the heater 117.
- the heater 117 is a surface heater that also has a pulse ceramic heater force.
- the type of the heater 117 is not particularly limited as long as it is suitable for heating the electronic component 12 held by the suction nozzle 118.
- a pulley 120 is fixed to the upper end side of the rotation drive mechanism 116.
- a motor 69 is fixed to the holder 112 in such a posture that its output shaft faces vertically upward.
- a pulley 121 is also fixed to the output shaft of the motor 69. Between the pulleys 120 and 121, a driving belt 122 force S is stretched. Accordingly, the rotation of the motor 69 is transmitted to the rotary shaft mechanism 116 via the pulleys 120 and 121 and the drive belt 122.
- the suction nozzle 118 has a flat front end surface 118a on which the non-mounting side surface 12b of the electronic component 12 is adsorbed, and a heater located on the opposite side of the front end surface 118a.
- the base end surface 118b which contacts 117 is provided.
- suction holes 118c are opened in the distal end surface 118a.
- the suction nozzle 118 is provided with four suction flow paths 118d whose one ends communicate with the suction holes 118c.
- the other end of the adsorption channel 118d communicates with a cross-shaped collecting groove 119e formed on the base end surface 118b.
- the heater 117 is formed with an adsorption channel 117a having one end communicating with the collecting groove 119e.
- the other end of the adsorption channel 117a is connected to a vacuum pump 125 (shown only in FIG. 19) via an adsorption channel 116a formed in the rotary shaft mechanism 116. Therefore, the suction hole 118c communicates with the vacuum pump 125 via the suction flow paths 118d, 117a, and 116a.
- a suction groove 126 communicating with the suction hole 118c is formed in the distal end surface 118a.
- the tip surface 118a of the suction nozzle 118 covers the entire area corresponding to the area (bonding area 127) where the bump 39 is formed on the mounting surface 12a of the electronic component 12.
- a suction groove 126 is formed.
- the suction grooves 126 are formed at a uniform pitch in the region of the tip surface 118a corresponding to the bonding region 127.
- the suction groove 126 includes one rectangular portion (closed shape portion) 131 and a lattice portion 132 disposed in the rectangular portion 131.
- the rectangular part 131 is the circumference of the tip surface 118a. It is formed along the edge.
- the grid portion 132 includes three vertical straight portions 133 and three horizontal straight portions 134.
- the vertical linear portions 133 are arranged so as to extend in the vertical direction in FIG. 20A and are parallel to each other.
- both ends of each vertical linear portion 133 communicate with the rectangular portion 131.
- the horizontal linear portions 134 are arranged so as to extend in the left-right direction in FIG. 20A, that is, in a direction orthogonal to the vertical linear portions 133, and are parallel to each other.
- each horizontal straight portion 134 communicates with the rectangular portion 131.
- Each horizontal straight portion 134 communicates with the intersecting vertical straight portion 133.
- Two suction holes 118c are opened to the longitudinal straight portion 133 arranged in the center.
- two suction holes 118c are opened to the horizontal straight portion 134 disposed in the center.
- the electronic component 12 is sucked and held by the suction nozzle 118 on the non-mounting side surface 12b.
- the suction force (negative pressure) of the vacuum pump 125 is transmitted to the suction hole 118c and the suction groove 126 via the suction flow paths 116a, 117a, and 118d, and the electronic component 12 is not connected through both the suction hole 118c and the suction groove 126.
- a suction force acts on the mounting surface 12b.
- the suction force acts on the non-mounting side surface 12b of the electronic component 12 not only from the suction hole 118c but also from the suction groove 126, the entire region corresponding to the joining region 127 of the non-mounting side surface 12b It is adsorbed densely on the tip surface 118a.
- the electronic component 12 is adsorbed and held by the adsorption nozzle 118 in a state of high flatness, and the warp of the electronic component 12 is greatly reduced. Since the electronic component 12 is closely adsorbed and held by the adsorption nozzle 118 in a state of high flatness, the heat generated by the heater 117 is uniformly transmitted to the entire joining region 127 of the electronic component 12.
- the temperature distribution in the bonding region 127 is made uniform and the plurality of bumps 39 are heated evenly, so that the plurality of bumps 39 are bonded to the substrate electrode 135 formed on the substrate 13 in a uniform bonding state. be able to.
- the suction groove 126 is densely formed in the entire region corresponding to at least the joining region 127 of the front end surface 118a. It is preferable that they are arranged uniformly. Referring to FIG. 20A, it is preferable that the number of grooves existing in the joining region 127 where the width w and the pitch p of the suction grooves 126 are smaller is larger.
- the width w of the suction groove 126 is set to 0.2 mm and the pitch p is set to lmm, an electronic component 12 having a square of about 10 mm and a thickness of about 0.1 mm is sucked by the suction nozzle 118.
- the warpage of the electronic component 12 is reduced to about 5 / zm.
- FIG. 21A to FIG. 21C show a first alternative of the suction nozzle 118 of the component mounting head device 24.
- a rectangular recess 137 is formed on the tip surface 118a of the suction nozzle 118 between the rectangular portion 131 of the suction groove 126 and the periphery of the tip surface 118a. Unlike the suction groove 126, the recess 137 does not communicate with the suction hole 118c, and the suction force of the vacuum pump 125 does not act.
- the temperature distribution in the contact region 127 of the electronic component 12 held by the suction nozzle 118 can be made more uniform.
- Other structures and operations of the alternative shown in FIGS. 21A to 21C are the same as those of the suction nozzle 118 shown in FIGS. 19 to 20C.
- FIG. 22A to 22C show a second alternative of the suction nozzle 118 of the component mounting head device 24.
- the suction groove 126 formed on the tip surface 118a of the suction nozzle 118 includes a lattice-like portion 132 composed of three vertical straight portions 133 and three horizontal straight portions 134, but has a rectangular frame shape. It does not have part 131 (see Fig. 20A).
- the suction nozzle 118 is provided with one suction hole 118c having one end communicating with the central portion of the lattice-like portion 132.
- FIGS. 23A to 23E show various alternatives for the suction nozzle 118.
- the adsorption groove 126 includes three rectangular portions 131 arranged concentrically so as to surround the center 138 of the region corresponding to the joining region 127 of the tip end surface 118a.
- the suction groove 126 includes four linear portions 139 extending radially from the center 138 of the region corresponding to the joining region 127 of the front end surface 118a.
- Each linear portion 139 has one end communicating with the inner rectangular portion 131 and the other end communicating with the outer rectangular portion 131.
- Each linear portion 139 intersects and communicates with the rectangular frame portion 131 at the intermediate position.
- the suction nozzle 118 includes four suction holes 118c. Each suction hole 118c communicates with the suction groove 126 at the intersection of the linear portion 139 and the inner rectangular frame portion 131.
- the suction groove 126 includes three circular portions 140 arranged concentrically so as to surround the center 138 of the region corresponding to the bonding region 127.
- the suction groove 126 is Four linear portions 139 extending radially from the core 138 are provided. Each straight portion 139 communicates with the inner circular portion 140 at one end. Each linear portion 139 intersects and communicates with the middle and outer circular portions 140.
- the suction groove 126 includes four arcuate portions 141 between the outer circular portion 140 and the peripheral edge of the front end surface 118a. The other end of the linear portion 139 that extends beyond the outer circular portion 140 toward the peripheral side of the tip end surface 118 a communicates with the arc-shaped portion 141.
- the suction nozzle 118 includes four suction holes 118c, and each suction hole 118c communicates with the suction groove 126 at the intersection of the linear portion 139 and the inner circular portion 140.
- the suction groove 126 is a single line. Specifically, among the four sides constituting the periphery of the tip surface 118a of the suction nozzle 118, a plurality of linear portions 143 extending parallel to the side in the horizontal direction in FIG. 23C and the length of the periphery of the tip surface 118a A plurality of linear portions 144 extending in parallel to the direction sides are alternately connected to form a spiral suction groove 126.
- the suction nozzle 118 has two suction holes 118c. One suction hole 118c communicates with the suction groove 126 at the inner end, and the other suction hole 118c is in the middle between the inner end and the outer end. It communicates with the suction groove 126.
- the alternative suction groove 126 of FIG. 23D is also a single line. Specifically, a plurality of linear portions 145 extending parallel to the lateral side of the front end surface 118a of the suction nozzle 118 and a plurality of linear portions 146 extending parallel to the vertical side are alternately connected. Thus, a rectangular wave-shaped suction groove 126 is formed.
- the suction nozzle 118 is provided with two suction holes 118c, and these suction holes 118c communicate with the suction groove 126 through a linear portion 146 in the vertical direction.
- the suction groove 126 includes a single rectangular portion 131 that surrounds the center 138 of the region corresponding to the joining region 127 of the tip surface 118a. Further, the suction groove 126 includes four linear portions 147 and four broken line portions 148 between the rectangular portion 131 and the peripheral edge of the front end surface 118a. The linear part 147 and the broken line part 148 are arranged concentrically with the rectangular part 131 and are arranged on a virtual rectangle larger than the rectangular part 131. Further, the suction groove 126 includes eight linear portions 149 extending radially from the center 138. Each linear part 149 has one end communicating with the rectangular part 131 and the other end communicating with the linear part 147 or the broken line part 148.
- the suction nozzle 118 includes four suction holes 118c, and these suction holes 118c communicate with the suction grooves 126 at the corners of the rectangular portion 131.
- the shape, size, number, and arrangement position of the suction holes, suction grooves, and depressions formed on the front end surface of the suction nozzle 118 of the component mounting head device 24 are not limited to the above-described examples.
- FIGS. 24A to 24D The operation from when the electronic component 12 is taken out of the plate placement device 19 by the reversing head device 22 and mounted on the substrate 13 by the mounting head device 24 will be described with reference to FIGS. 24A to 24D.
- the suction nozzle 65 of the reversing head device 22 removes the electronic component 12 from the wafer supply plate 29 or the tray supply plate 30. Adsorb. At this time, the suction nozzle 65 is directed upward in the vertical direction, and holds the mounting surface 12a of the electronic component 12.
- the suction nozzle 65 rises and the mounting head device 24 moves to the delivery position P2.
- the reversing head device 22 holding the electronic component 12 on the suction nozzle 65 moves to the delivery position P2, and is disposed below the mounting head device 24.
- the direction of the reversing head 103 is reversed, and as a result, the non-mounting side surface 12b opposite to the mounting side surface 12a of the electronic component 12 is directed upward in the vertical direction.
- the suction nozzle 118 of the mounting head device 24 descends to hold the electronic component 12 by suction.
- the electronic component 12 is held by the holding unit 70 in a posture in which the mounting surface 12a is vertically downward (the non-mounting surface 12b is vertically upward).
- the mounting head device 24 moves above the substrate 13 and the electronic component 12 is positioned with respect to the substrate 13 so that the substrate electrode 135 and the bump 39 match. Subsequently, the suction nozzle 118 is lowered and the bump 39 is pressurized against the substrate electrode 135. Further, the electronic component 12 is heated by the heater 117. By this pressurization and heating, the bump 39 and the substrate electrode 135 are joined, and the electronic component 12 is mounted on the substrate 13.
- the suction nozzle 65 of the reversing head device 22 holds the electronic component 12 in a state where the tip surface 65a thereof is not in contact with the mounting surface 12a. Therefore, the suction force acts uniformly on the entire mounting surface 12a, and the electronic component 12 can be held in the suction nozzle 65 with high accuracy without causing deformation such as stagnation due to excessive suction I force. . As a result, reversing head The accuracy of parts delivery from the device 22 to the component mounting head device 24 is improved.
- a suction groove 126 communicating with the suction hole 118c is formed on the tip surface 118a of the suction nozzle 118 of the component mounting head device 24 in the entire region corresponding to the joining region 127 of the electronic component 12. Therefore, a region corresponding to the bonding region 127 of the non-mounting side surface 12b of the electronic component 12 is closely adsorbed to the tip surface 118a of the adsorption nozzle 118 and has high flatness. As a result, the temperature distribution in the bonding region 127 is made uniform and the plurality of bumps 39 are heated evenly, so that the plurality of bumps 39 can be bonded to the substrate electrode 135 in a uniform bonding state.
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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CNB2005800157863A CN100493325C (zh) | 2004-05-17 | 2005-05-16 | 部件供给头装置和部件安装头装置 |
US11/596,577 US7650691B2 (en) | 2004-05-17 | 2005-05-16 | Component supply head device and component mounting head device |
EP05739239A EP1753284A4 (en) | 2004-05-17 | 2005-05-16 | TOP PIECE SUPPLYING DEVICE AND TOP PIECE MOUNTING DEVICE |
US12/626,799 US20100064510A1 (en) | 2004-05-17 | 2009-11-27 | Component supply head device and component mounting head device |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-146075 | 2004-05-17 | ||
JP2004146075A JP4516354B2 (ja) | 2004-05-17 | 2004-05-17 | 部品供給方法 |
JP2004-167117 | 2004-06-04 | ||
JP2004167117A JP4354873B2 (ja) | 2004-06-04 | 2004-06-04 | 電子部品実装ツール |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US12/626,799 Division US20100064510A1 (en) | 2004-05-17 | 2009-11-27 | Component supply head device and component mounting head device |
Publications (2)
Publication Number | Publication Date |
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WO2005112537A1 WO2005112537A1 (ja) | 2005-11-24 |
WO2005112537A9 true WO2005112537A9 (ja) | 2006-01-12 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/JP2005/008902 WO2005112537A1 (ja) | 2004-05-17 | 2005-05-16 | 部品供給ヘッド装置及び部品実装ヘッド装置 |
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US (2) | US7650691B2 (ja) |
EP (1) | EP1753284A4 (ja) |
JP (1) | JP4516354B2 (ja) |
KR (1) | KR20070011496A (ja) |
CN (1) | CN100493325C (ja) |
TW (1) | TW200603304A (ja) |
WO (1) | WO2005112537A1 (ja) |
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-
2004
- 2004-05-17 JP JP2004146075A patent/JP4516354B2/ja not_active Expired - Fee Related
-
2005
- 2005-05-16 EP EP05739239A patent/EP1753284A4/en not_active Withdrawn
- 2005-05-16 US US11/596,577 patent/US7650691B2/en not_active Expired - Fee Related
- 2005-05-16 CN CNB2005800157863A patent/CN100493325C/zh not_active Expired - Fee Related
- 2005-05-16 WO PCT/JP2005/008902 patent/WO2005112537A1/ja active Application Filing
- 2005-05-16 KR KR1020067023813A patent/KR20070011496A/ko not_active Application Discontinuation
- 2005-05-17 TW TW094115901A patent/TW200603304A/zh unknown
-
2009
- 2009-11-27 US US12/626,799 patent/US20100064510A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
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JP4516354B2 (ja) | 2010-08-04 |
JP2005327971A (ja) | 2005-11-24 |
WO2005112537A1 (ja) | 2005-11-24 |
KR20070011496A (ko) | 2007-01-24 |
US7650691B2 (en) | 2010-01-26 |
CN1954652A (zh) | 2007-04-25 |
EP1753284A1 (en) | 2007-02-14 |
EP1753284A4 (en) | 2008-08-06 |
TW200603304A (en) | 2006-01-16 |
CN100493325C (zh) | 2009-05-27 |
US20100064510A1 (en) | 2010-03-18 |
US20080040917A1 (en) | 2008-02-21 |
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