WO2008044340A1 - Dispositif de transfert de substrat - Google Patents
Dispositif de transfert de substrat Download PDFInfo
- Publication number
- WO2008044340A1 WO2008044340A1 PCT/JP2007/051953 JP2007051953W WO2008044340A1 WO 2008044340 A1 WO2008044340 A1 WO 2008044340A1 JP 2007051953 W JP2007051953 W JP 2007051953W WO 2008044340 A1 WO2008044340 A1 WO 2008044340A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- substrate
- transport
- cassette
- glass plate
- unit
- Prior art date
Links
Classifications
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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
- H01L21/677—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 conveying, e.g. between different workstations
- H01L21/67763—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 conveying, e.g. between different workstations the wafers being stored in a carrier, involving loading and unloading
- H01L21/67769—Storage means
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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
- H01L21/677—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 conveying, e.g. between different workstations
- H01L21/67763—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 conveying, e.g. between different workstations the wafers being stored in a carrier, involving loading and unloading
- H01L21/67766—Mechanical parts of transfer devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
- B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
- B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
- B65G49/063—Transporting devices for sheet glass
- B65G49/064—Transporting devices for sheet glass in a horizontal position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
- B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
- B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
- B65G49/068—Stacking or destacking devices; Means for preventing damage to stacked sheets, e.g. spaces
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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
- H01L21/677—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 conveying, e.g. between different workstations
- H01L21/67703—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 conveying, e.g. between different workstations between different workstations
- H01L21/67727—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 conveying, e.g. between different workstations between different workstations using a general scheme of a conveying path within a factory
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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
- H01L21/677—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 conveying, e.g. between different workstations
- H01L21/67763—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 conveying, e.g. between different workstations the wafers being stored in a carrier, involving loading and unloading
- H01L21/67778—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 conveying, e.g. between different workstations the wafers being stored in a carrier, involving loading and unloading involving loading and unloading of wafers
- H01L21/67781—Batch transfer of wafers
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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
- H01L21/677—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 conveying, e.g. between different workstations
- H01L21/67784—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 conveying, e.g. between different workstations using air tracks
- H01L21/6779—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 conveying, e.g. between different workstations using air tracks the workpieces being stored in a carrier, involving loading and unloading
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2249/00—Aspects relating to conveying systems for the manufacture of fragile sheets
- B65G2249/02—Controlled or contamination-free environments or clean space conditions
Definitions
- the present invention relates to a substrate transfer device, and more particularly to a substrate transfer device for transferring a semiconductor wafer or a glass plate for a flat panel display.
- a semiconductor is transferred along a transfer path formed by the substrate transfer device.
- a substrate such as a wafer or glass plate is transported, and a predetermined substrate delivery means (loader, robot arm, etc.) is used between the various processing apparatuses such as a thin film forming apparatus, an etching apparatus, and a test apparatus, and the transport path.
- the board is being delivered.
- a substrate is generally transported in a state in which a cassette that can accommodate a plurality of substrates is accommodated (see Patent Document 1).
- Patent Document 1 Japanese Patent Laid-Open No. 9-58844
- the substrates to be transported in single wafers are not always transported into the processing apparatus in the transport order.
- the processing content and processing time performed in each processing device are often different, and a waiting time occurs in a predetermined processing device.
- a waiting time occurs in a predetermined processing device.
- the processing efficiency of the substrate processing apparatus can be improved.
- the number of individuals to be transported increases compared to the case of transporting by cassettes, and it is assumed that the demand for changing the order of the substrates and waiting is further increased.
- the present invention has been made in view of the above-described problems, and a substrate transport apparatus capable of realizing a substrate processing apparatus with high processing efficiency by suppressing the stop of the transport of a substrate on the transport path.
- the purpose is to provide.
- the present invention provides a transport unit that transports a substrate in a single sheet, and a transport unit that is installed in the middle of a transport path formed by the transport unit and that is transported by the transport unit.
- a buffer unit for temporarily storing the substrate and carrying out the force, and the buffer unit includes a plurality of storage units capable of storing the plurality of substrates in a horizontal posture in a multi-stage, and the optional storage unit.
- a substrate carrying-in / out unit that transfers the substrate between the substrate cassette and the carrying unit.
- the buffer unit including the substrate carry-in / out unit that can access any storage unit of the substrate cassette is installed in the middle of the substrate transport path. For this reason, the board
- the buffer unit includes a transport roller that can be inserted into and removed from the substrate cassette by reciprocating in a direction perpendicular to the transport direction of the substrate and can transport the substrate.
- a configuration including a hand unit can be employed.
- a configuration in which the buffer unit includes a support unit that can support the substrate in a non-contact manner can be employed.
- the present invention it is possible to temporarily store a substrate transported on the transport path in an arbitrary storage unit of the buffer unit and take it out at an arbitrary timing for each substrate. Therefore, it is possible to change the substrate transfer order or to wait for a substrate waiting to be loaded without stopping the flow on the transfer path, and to suppress the stop of the transfer of the substrate on the transfer path. It becomes possible.
- FIG. 1 is a plan view showing a schematic configuration of a substrate processing apparatus including a substrate transfer apparatus according to an embodiment of the present invention.
- FIG. 2 is a block diagram showing a functional configuration of a substrate processing apparatus including a substrate transfer apparatus according to an embodiment of the present invention.
- FIG. 3 is a plan view showing a main part of the buffer device.
- FIG. 4 is a front view of the buffer device.
- FIG. 5 is a side view of the buffer device.
- FIG. 6 is an enlarged cross-sectional view of a main part of the transport roller.
- FIG. 7 is a plan view showing a modification of the buffer device.
- FIG. 1 is a plan view showing a schematic configuration of a substrate processing apparatus S including a substrate transfer apparatus 1 and process apparatuses P1 to P4 according to the present embodiment.
- the substrate processing apparatus S includes a substrate transport apparatus 1 that transports a glass plate P, process apparatuses P1 to P4 that perform predetermined processing on the glass plate P, a substrate transport apparatus 1 and a process apparatus.
- FIG. 2 is a block diagram showing a functional configuration of the substrate processing apparatus S.
- the substrate processing apparatus S includes a control unit C electrically connected to the substrate transfer apparatus 1, process apparatuses P1 to P4, and loaders L1 to L4. The operation of the entire substrate processing apparatus S is controlled by the control unit C.
- the substrate transport device 1 includes a competitor device 2 (transport unit) that forms a transport path of the glass plate P, and a compressor device 2 (loader) 4A to 4D in the middle of the transport path via loaders (substrate transfer units) 4A to 4D.
- a plurality of (four in the present embodiment) buffer devices 3 buffer units, 3A to 3D) connected in parallel to the transport path).
- the buffer device 3 will be described in detail with reference to FIGS.
- FIG. 3 is a plan view showing the main part of the nother device 3.
- FIG. 4 is a front view of the buffer device 3.
- the nother device 3 includes a substrate cassette 31, a transport roller unit 32 including a transport port roller 324 and a node portion 326, and a cassette lifting mechanism 33.
- the substrate cassette 31 has a glass plate on the front side and the rear side in the substrate transport direction (white arrow in FIG. 3). It has a box shape that serves as a transport inlet 311a and a transport outlet 311b, and a shelf 311 (storage section) for loading and unloading and storing the glass plate P in a horizontal position. Many are formed in the vertical direction.
- the substrate support portions 312 that constitute each shelf stage extend horizontally in the direction orthogonal to the substrate transport direction (that is, the substrate width direction). For example, a wire equal force is also configured. In the embodiment, five substrate support portions 312 are arranged at a predetermined interval in the substrate transport direction.
- the substrate cassette 31 can be accommodated in multiple stages in the vertical direction while holding the glass plate P in the horizontal position by the substrate support portion 312.
- the substrate cassette 31 has a fixed position in the vertical direction so that the glass plate P can be carried into an arbitrary shelf in the substrate cassette 31 or an arbitrary shelf force in the substrate cassette 31 can be carried out. It is possible to move up and down relatively with respect to the conveying roller 324 and the node portion 326 supported by the roller.
- the cassette lifting mechanism 33 for this purpose includes a bracket 331 that supports the bottom 311c of the substrate cassette 31, a ball screw 332 that moves the bracket 331 up and down by servo drive, and a vertical movement of the bracket 331.
- a guide 333 for guiding and a sensor used for positioning the substrate cassette 31 in the vertical direction are provided. In FIG. 5, the conveyance roller unit 32 is not shown.
- the transport roller unit 32 includes a pair of bases 321 arranged to face each other at an interval in the width direction of the glass plate P that is a transport object, in other words, the direction orthogonal to the transport direction of the glass substrate.
- a plurality of (four in this embodiment) competitor frames 322 are fixed to the base 321 at intervals in the substrate transfer direction.
- the conveyor frame 322 supports a conveying roller 324 rotatably through a shaft support 323 such as a bearing, and also has a direction (a width of the substrate) perpendicular to the substrate conveying direction from the conveying roller 324.
- a plate-like hand portion 326 having a rectangular shape in plan view is supported on the center side of the direction) along the direction perpendicular to the substrate transport direction.
- Conveying rollers 324 are arranged on a single compare frame 322, and a plurality (six in this embodiment) are arranged in parallel in the substrate conveying direction.
- the hand unit 326 has these transfer ports.
- the conveyor frame 322 is supported in a cantilever state so that it is slightly lower than the roller 324.
- the base 321 that integrally fixes the respective compressor frames 322 is moved in the horizontal direction and in the direction perpendicular to the substrate transport direction. This is realized by a roller reciprocating mechanism (not shown) that moves forward and backward.
- the transport roller 324 includes a cylindrical shaft-shaped roller main body 324a, and a substrate transport section 324b and a roller drive gear 325 that are extrapolated to the front end and the base end, respectively.
- the rotational driving force from a drive motor (not shown) is transmitted to the transport roller 324 via the roller drive gear 325.
- the substrate transport force is generated by the frictional force between the substrate transport unit 324b and the glass plate P generated when the transport roller 324 is rotated. Therefore, the material of the substrate transport unit 324b is a predetermined friction force against the glass plate P.
- the substrate transport unit 324b is not limited to the cylindrical shape as shown in FIG. 6, and is an elastic body such as an O-ring arranged with a gap in the axial direction. Moyo.
- blowing holes 327a that open to the upper surface 326A, and an air passage 327b that communicates with these blowing holes 327a are formed.
- the blowout holes 327a are formed at regular intervals over substantially the entire length along the length direction of the upper surface 326A (the direction orthogonal to the substrate transport direction), and one row of blowout hole groups along the length direction is formed on the upper surface.
- a plurality of rows (5 rows in this embodiment) are arranged in the width direction (substrate transport direction) of 326A.
- a pipe line connected to an air supply blower or a compressor is connected to the proximal end of the hand portion 326 via a connecting means such as a cabra.
- a connecting means such as a force bra is provided in any one of the plurality of hand portions 326, and the other hand.
- the compressed air from the air supply blower should be distributed to the pipe section 326 through a distribution pipe that also extends this force bra force.
- the cassette raising / lowering mechanism 33 is driven, and a shelf stage (hereinafter referred to as a planned carry-in stage) where the glass plate P is to be carried into the forward movement destination of the transport roller 324 and the node part 326 is formed.
- the substrate cassette 31 is moved up and down so that it is positioned.
- the substrate support portion 312 corresponding to the planned carry-in stage is positioned slightly lower than the transport roller 324.
- the roller reciprocating mechanism is driven, and the conveying roller 324 and the node portion 326 are advanced and inserted into the substrate cassette 31.
- the drive motor is driven, the rotational drive force is transmitted to the transport roller 324 via the roller drive gear 325, and the transport roller 324 is rotated about its axis.
- the glass plate P transferred to the upstream side of the substrate cassette 31 imparts a counter force conveyance force forward in the conveyance direction due to the frictional force generated by the contact with the conveyance roller 324 with respect to the edge Pa and Pb on both lower surfaces thereof. And is carried into the substrate cassette 31.
- the portion Pc closer to the center of the substrate than the contact portion between the transport roller 324 and the lower side edge portions Pa and Pb is caused by the compressed air supplied to the hand portion 326 being injected from the blowout hole 327a.
- the top of the transport roller 324, and the end of the roller 32 located slightly lower than that 6 is supported in a non-contact manner through an air floating layer formed in a gap generated at a step with respect to the upper surface 326A.
- the cassette lifting mechanism 33 is driven to raise the substrate cassette 31, and the loaded glass plate P is transferred to the substrate support 312 of the substrate cassette 31.
- the air supply pro-waka also blocks air supply to the hand unit 326.
- the roller reciprocating mechanism is driven to move the transport roller 324 and the node portion 326 backward. And pull out from the substrate cassette 31.
- the cassette raising / lowering mechanism 33 is driven so that the shelf stage (hereinafter referred to as the unloading stage) storing the glass plate P to be unloaded is positioned at the forward movement destination of the transport roller 324 and the end portion 326.
- the substrate cassette 31 is moved up and down.
- the substrate support portion 312 corresponding to the planned carry-out stage is positioned slightly higher than the transport roller 324.
- the roller reciprocating mechanism is driven, the conveying roller 324 and the nozzle 326 are advanced and inserted into the substrate cassette 31, and then air feeding is started, and the cassette lifting mechanism 33 is driven.
- the base plate cassette 31 is lowered, and the lower side edges Pa and Pb of the glass plate P to be unloaded are deposited on the transport roller 324.
- the driving motor is driven to rotate the transport roller 324 about its axis, and the glass plate P to be unloaded stored in the substrate cassette 31 has both side edges Pa on its lower surface.
- Pb in front of the conveyance direction due to friction generated by contact with conveyance roller 324 Is carried out of the substrate cassette 31 with a transfer force applied to the substrate cassette 31.
- the lower side edges Pa and Pb of the lower surface of the glass plate P are directly supported from the lower side by the conveying roller 324 which is in rolling contact with the lower side edge Pa and Pb between the conveying roller 324 and the lower side edges Pa and Pb.
- the portion Pc closer to the center of the substrate than the contact portion is supported in a non-contact manner through the air floating layer by the compressed air supplied to the hand portion 326 being jetted from the blowout hole 327a.
- the cassette cassette 31 is used for the substrate cassette 31 so that the transport roller 324 and the node portion 326 can be inserted into and removed from the shelf where the glass plate P is to be loaded and unloaded. After aligning the height position of the transfer roller 324, the transfer roller 324 is inserted into and removed from the substrate cassette 31 in the horizontal direction, so that the substrate cassette 31 with a narrow substrate storage pitch can be used without using an articulated robot. Glass plate P can be taken in and out arbitrarily.
- the portion Pc near the center of the substrate of the glass plate P is air-lifted by the node portion 326 and supported in a non-contact manner from time to time. Is only the lower edge Pa and Pb on both sides of the lower surface where the transport roller 324 is inserted. Furthermore, since the glass plate P is supported in a non-contact manner by the hand portion 326 which is longer than the conveyance roller 324 alone, the length of the conveyance roller 324 that directly contacts the glass plate P is minimized. Do it with a word.
- the cassette lifting mechanism 33, the transport roller 324, and the hand unit 326 are accessible by being stored in an arbitrary shelf 311 and the base plate cassette 31 and the compressor device 2 are accessible.
- the glass plate P can be delivered to and from the loader 4 (4A to 4D). That is, the cassette lifting / lowering mechanism 33, the transport roller 324, and the node portion 326 constitute a substrate carry-in / out portion of the present invention.
- the hand portion 326 also has a function as a support portion that can support the glass plate P in a non-contact manner.
- the process apparatuses P1 to P4 are various processing apparatuses such as a cleaning apparatus, a thin film forming apparatus, an etching apparatus, and a test apparatus. Each of these process apparatuses P1 to P4 has a substrate carry-in port where the untreated glass plate P is carried in and a substrate carry-out port where the treated glass plate P is carried out at the same height. Yes.
- the substrate carry-in port and the substrate carry-out port of each of the process devices P1 to P4 are connected to the competitor device 2 via loaders L1 to L4.
- the substrate carry-in port and the substrate carry-out port may all be the same height or may not be the same. If they are not the same, loaders L1 to L4 can be moved up and down by a lifting mechanism (not shown), so that the glass plate P Can be handed over.
- the conveyor device can be shifted in multiple vertical directions according to each height, thereby improving the transfer efficiency.
- a substrate loading / unloading port serving as both a substrate loading / unloading port and a substrate loading / unloading port may be provided in the process apparatuses P1 to P4. In this case, all of these substrate loading / unloading ports may or may not have the same height.
- the control unit C unloads the glass plate P stored in the shelf 311 in response to a request from each of the process devices P1 to P4, and passes through the loader L1 to L4 from the substrate carry-in port to the predetermined process device P1. Carry in to P4.
- the glass plate P processed in each of the process apparatuses P1 to P4 is transferred from the substrate carry-out port to the conveyor apparatus 2 via the loaders L1 to L4, and then transferred to the outside.
- the glass plate P transported by the competitor apparatus 2 is temporarily stored in an arbitrary shelf 311 of the buffer apparatus 3, and the glass plate P Can be taken out at an arbitrary timing (requested from each process equipment PI to P4). Therefore, it is possible to change the transfer order of the glass plates P or to wait for the glass plates P waiting to be loaded without stopping the flow on the transfer path, and the transfer of the glass plates P on the transfer path is stopped. It becomes possible to suppress
- the plurality of buffer apparatuses 3 are connected in parallel to the competitor apparatus 2. For this reason, for example, the glass plate P can be conveyed more flexibly, such as sorting the glass plates P according to the types of the process apparatuses P1 to P4 that are carried in. Further, by providing a plurality of nother devices 3, it becomes possible to temporarily store a larger number of glass plates P, and it is possible to further stop the conveyance of the glass plates P on the conveyance path. It becomes possible to suppress.
- the configuration has been described in which the hand portion 326 has a function as a support portion capable of supporting the glass plate P in a non-contact manner.
- the present invention is not limited to this.
- the substrate support portions 312 constituting each shelf 311 are formed in a plate shape and formed on the substrate support portions 312.
- the compressed air may be jetted from the blowout holes 327a.
- the substrate support portion 312 functions as a support portion means capable of supporting the glass plate P in a non-contact manner.
- the conveying roller 324 may be fixed to the conveyor frame without installing the arm portion 326.
- the above embodiment has been described with respect to an example in which a glass plate is used as a substrate.
- the present invention is not limited to this.
- a semiconductor wafer can be used as the substrate.
- the number of buffer devices 3 to be installed is not limited to four. Can be more than four.
- the present invention it is possible to change the substrate transfer order or to allow a substrate waiting to be loaded to stand by without stopping the flow on the transfer path in a substrate transfer apparatus that transfers a substrate one by one. Become. As a result, it is possible to suppress the stop of the transport of the substrate on the transport path, and the processing efficiency of the substrate processing apparatus is improved.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Robotics (AREA)
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2006-274360 | 2006-10-05 | ||
JP2006274360A JP2008098198A (ja) | 2006-10-05 | 2006-10-05 | 基板搬送装置 |
Publications (1)
Publication Number | Publication Date |
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WO2008044340A1 true WO2008044340A1 (fr) | 2008-04-17 |
Family
ID=39282552
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2007/051953 WO2008044340A1 (fr) | 2006-10-05 | 2007-02-05 | Dispositif de transfert de substrat |
Country Status (5)
Country | Link |
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JP (1) | JP2008098198A (ja) |
KR (1) | KR20090060321A (ja) |
CN (1) | CN101523590A (ja) |
TW (1) | TWI331124B (ja) |
WO (1) | WO2008044340A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101857126A (zh) * | 2009-04-06 | 2010-10-13 | 株式会社Ihi | 基板分类装置 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2010070328A (ja) * | 2008-09-19 | 2010-04-02 | Sinfonia Technology Co Ltd | 被搬送物仕分け装置及び被搬送物仕分け方法 |
CN102616567B (zh) * | 2012-03-23 | 2014-02-05 | 深圳市华星光电技术有限公司 | 玻璃基板的取出装置 |
JP6039260B2 (ja) | 2012-06-21 | 2016-12-07 | 川崎重工業株式会社 | 基板搬送システム |
US11214449B2 (en) | 2017-07-11 | 2022-01-04 | Corning Incorporated | Glass processing apparatus and methods |
KR101872180B1 (ko) | 2018-02-22 | 2018-06-27 | 김동명 | 기판 이송 장치 |
CN110482220A (zh) * | 2019-07-26 | 2019-11-22 | 蚌埠凯盛工程技术有限公司 | 一种玻璃基板存储工艺、装置及应用 |
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JP2005175429A (ja) * | 2003-11-21 | 2005-06-30 | Ishikawajima Harima Heavy Ind Co Ltd | 基板カセット、基板保管搬送装置、基板搬入システム、基板搬出システム及び基板搬入/搬出システム |
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- 2007-02-05 WO PCT/JP2007/051953 patent/WO2008044340A1/ja active Application Filing
- 2007-02-05 KR KR1020097006672A patent/KR20090060321A/ko active Search and Examination
- 2007-03-09 TW TW96108152A patent/TWI331124B/zh active
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CN101857126A (zh) * | 2009-04-06 | 2010-10-13 | 株式会社Ihi | 基板分类装置 |
CN101857126B (zh) * | 2009-04-06 | 2012-07-11 | 株式会社Ihi | 基板分类装置 |
Also Published As
Publication number | Publication date |
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TWI331124B (en) | 2010-10-01 |
JP2008098198A (ja) | 2008-04-24 |
KR20090060321A (ko) | 2009-06-11 |
CN101523590A (zh) | 2009-09-02 |
TW200817260A (en) | 2008-04-16 |
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