WO2004088742A1 - 基板搬送システム - Google Patents
基板搬送システム Download PDFInfo
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- WO2004088742A1 WO2004088742A1 PCT/JP2004/003942 JP2004003942W WO2004088742A1 WO 2004088742 A1 WO2004088742 A1 WO 2004088742A1 JP 2004003942 W JP2004003942 W JP 2004003942W WO 2004088742 A1 WO2004088742 A1 WO 2004088742A1
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- substrate
- tunnel
- transfer
- interface device
- processing
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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
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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
- H01L21/67703—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
- H01L21/67736—Loading to or unloading from a conveyor
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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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- 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
- H01L21/67775—Docking arrangements
Definitions
- the present invention relates to a substrate transfer system for transferring a substrate to a processing apparatus.
- a substrate transport system that transports a substrate to a processing apparatus has been known.
- a system in which a plurality of substrates are stored in a cassette called FUP and transported in units of cassettes is well known (for example, refer to Japanese Patent Application Laid-Open No. 07-18059).
- the present invention has been made to solve the above-mentioned problems of the related art, and an object of the present invention is to provide a substrate transfer system for efficiently transferring a substrate to a processing apparatus.
- a system of the present invention is a substrate transport system including a tunnel for transporting a substrate, wherein the tunnel includes a first transport path for transporting the substrate, and a first transport path. And a second transport path for transporting the substrate above the second transport path.
- first transport path and the second transport path are formed by a transport vehicle traveling on a first rail and a second rail provided on the inner side wall of the tunnel.
- the tunnel has a window.
- FIG. 1A is a perspective view showing the appearance of the substrate transfer system according to the first embodiment of the present invention.
- FIG. 1B is a diagram showing an arrangement of the interface device according to the first embodiment of the present invention.
- FIGS. 2A and 2B are diagrams showing the internal configuration of the tunnel and interface device according to the first embodiment of the present invention.
- FIG. 3A and FIG. 3B are views showing a connection portion between the tunnel and the interface device according to the first embodiment of the present invention.
- FIG. 3C is a perspective view showing the internal configuration of the tunnel according to the first embodiment of the present invention.
- FIGS. 4A and 4B are views showing the configuration of the substrate transport vehicle according to the first embodiment of the present invention.
- FIG. 5 shows a substrate transfer operation of the substrate transfer apparatus according to the first embodiment of the present invention. It is a figure explaining a work.
- FIG. 6 is a diagram illustrating a substrate transfer operation of the substrate transfer device according to the first embodiment of the present invention.
- FIG. 7A and 7B are diagrams showing another example of the interface device according to the present invention.
- FIG. 8A is a diagram for explaining the overall layout of the substrate transfer system according to the first embodiment of the present invention.
- FIG. 8B is a diagram for explaining the overall layout of the substrate transfer system according to the first embodiment of the present invention.
- 9A to 9E are diagrams showing various layout patterns of the tunnel and the processing device according to the first embodiment of the present invention.
- FIG. 10 is a top view showing the internal configuration of a transfer device having no function of stocking substrates.
- FIG. 11A is a top view showing an internal configuration of a transfer device having a function of stocking a substrate.
- FIG. 11B is a side sectional view showing the internal configuration of a transfer device having a function of stocking a substrate.
- FIG. 11C and FIG. 11D are diagrams showing another example of a transfer device having a function of stocking a substrate.
- FIG. 12A is a top view showing the internal configuration of the transfer device provided with the reading device.
- FIG. 12B is a side sectional view showing the internal configuration of the transfer device provided with the reading device.
- FIG. 13 is a diagram for explaining the configuration and operation of the interface device according to the second embodiment of the present invention.
- FIG. 14 is a diagram for explaining the configuration and operation of the interface device according to the second embodiment of the present invention.
- FIG. 15 shows the configuration and the configuration of the interface device according to the second embodiment of the present invention. It is a figure for explaining operation.
- FIG. 16 is a view for explaining the configuration and operation of the interface device according to the second embodiment of the present invention.
- FIG. 17 is a diagram for explaining the configuration and operation of the interface device according to the second embodiment of the present invention.
- FIG. 18 is a diagram for explaining the configuration and operation of the interface device according to the second embodiment of the present invention. '
- FIG. 19 is a diagram showing a modification of the interface device according to the second embodiment of the present invention.
- FIGS. 20A and 20B are schematic diagrams showing the internal configuration of the tunnel according to the third embodiment of the present invention.
- FIG. 21 is a schematic diagram showing an internal configuration of a tunnel and an interface device according to a fourth embodiment of the present invention.
- FIGS. 22A to 22E are views for explaining the rail switching operation in the tunnel according to the fifth embodiment of the present invention.
- FIGS. 23A and 23B are diagrams illustrating a rail slide mechanism in a tunnel according to a fifth embodiment of the present invention.
- FIGS. 24A to 24D are views showing layouts in a tunnel according to another embodiment of the present invention.
- FIG. 25A to FIG. 25C are diagrams showing examples of the tip shape of the arm according to another embodiment of the present invention.
- FIG. 1A is a schematic diagram showing a layout of a part of the substrate transfer system 100 according to the first embodiment of the present invention.
- 101 is a tunnel
- 102 is a processing device for processing a substrate
- 103 is an interface for transferring a substrate between the tunnel 101 and the processing device 102. This is a g-position.
- the tunnel 101 is laid out so as to connect the plurality of processing devices 102. Also, the tunnel 101 and the processing device 102 are not directly connected, and the interface device 103 is interposed. That is, the tunnel 101 is connected to the interface device 103 on the lower surface thereof, and the interface device 103 is connected to the processing device 102 on the side surface thereof.
- the tunnel 101 is formed into units each having a width approximately equal to the width of the interface device 103, and is configured so that maintenance can be performed by removing each unit. Also, a combination of the tunnel 101 and the interface device 103 can be treated as one unit.
- one interface device 103 is provided for each of the plurality of processing devices 102.
- a transport mechanism for transporting substrates (wafers) is provided inside the tunnel 101, and the substrate transported in the tunnel is transferred to the interface device 103, and then further transferred to the interface device. It is transported from 103 to the processing device 102.
- FIG. 1B is a diagram showing the layout of the present substrate transfer system 100 from another angle.
- the upper part of FIG. 1B is a view of the substrate transport system 100 as viewed from above, and the lower part of FIG. 1B is a schematic cross-sectional view as viewed from the longitudinal direction of the tunnel.
- a series of processing equipment necessary to complete a wafer such as an etcher, asher, wet station, sputter, CMP, stepper, etc.
- the height of the substrate transfer section 102a is It may be different. Since the height of the tunnel 101 is basically constant, the length of the communication portion 104 between the tunnel 101 and the interface device 103 is changed according to the processing device 102, and the processing is performed.
- the interface device 103 is installed at a height corresponding to the device 102. Specifically, as shown in the lower left part of FIG.
- the interface device 103 is set low for the processing device 102 having a relatively low substrate transfer section 102 a, As shown in the lower right side of FIG. 1B, the interface device 103 is installed high with respect to the processing device 102 having a relatively high substrate transfer section 102 a. As a result, the interface device is configured to be compatible with a plurality of types of processing devices. Note that here, the description will focus on the transport of substrates, but the transport mechanism of this system 100 is not limited to ordinary wafers, and can transport other types of wafers such as reticles, monitor wafers, and dummy wafers in a mixed manner. It is possible.
- a controller that comprehensively controls the transport of the substrate and the reticle in the tunnel.
- this controller can be used to change the reticle to a predetermined processing device, such as a stepper, from the reticle storage unit.
- the reticle is mounted on a carrier and transported, and the transport of the substrate transporter and the interface device are comprehensively controlled so that the reticle is carried into a predetermined processing device requiring the reticle.
- FIG. 2A is a schematic diagram showing the inside of the tunnel 101 and the interface device 103.
- FIG. 2B is an external view of the tunnel 101 and the interface device 103 as viewed from the side A in FIG. 1A in the direction of the arrow.
- two rails 20 la and 201 b are provided on the inner side wall of the tunnel 101 in parallel in the vertical direction. These two rails 201a and 201b can support a plurality of substrate carriers 202, respectively.
- the substrate carrier 202 travels along the rail 201a or the rail 201b by driving a motor.
- the tunnel 101 has therein a first transport path for transporting the substrate and a second transport path for transporting the substrate above the first transport path.
- the substrate transport vehicle 202 includes a C-shaped tray 202 a on which the substrate S can be placed, and a cart 200 that runs along the rail 201 while supporting the tray 202 a. b.
- C in FIG. 2A is an enlarged view near the root of the rail 201.
- a feed element 203 is partially provided on the inner surface of the tunnel 101.
- the power supply element 203 is disposed at a position where the substrate transport vehicle 202 stops to load or unload the substrate into or from the processing apparatus 102, and the substrate transport vehicle 202 supplies power during the stop.
- power is supplied to a battery (not shown) in the substrate carrier 202.
- the motor is driven using the electric power stored in the battery, and the vehicle runs on rails.
- a cleaning unit 301 equipped with an air cleaning filter (ULPA (Ultra Low Penetration Ion) filter) is provided in the tunnel 101.
- ULPA Ultra Low Penetration Ion
- a pipe 302 is connected to the cleaning unit 301, and air flowing in from the nozzle 302 is purified through the air cleaning filter evening of the cleaning unit 301, and is indicated by an arrow. As described above, the air is sent from the exhaust duct 303 to the air exhaust unit 304 through the inside of the tunnel 101.
- the pipe 302 is connected to each unit of the tunnel 101 as shown in FIG. 2B. That is, the substrate transport system 100 includes a large-sized air supply unit (not shown), and the pipe 302 is laid from the air supply unit along the tunnel 101, and And is connected to the clean unit 301 provided in each unit of the tunnel 101. ''
- the cleaning unit 301 is configured to be detachable for maintenance.
- a UL PA filter is configured in the cleaning unit 301, but the present invention is not limited to this, and the HEPA (High Efficiency) is adjusted in accordance with a predetermined cleanliness. iency Part iculate Air)
- a clean filter such as a filter may be provided.
- An opening 101 a is provided on the bottom surface of the tunnel 101 to carry out the substrate to the interface device 103 and to carry in the substrate from the interface device 103. Further, a shirt 204 for opening and closing the opening 101a is provided.
- the communication part 104 is shielded to ensure a certain level of sealing so that dust and dirt do not adhere to the board when the board is transferred between the tunnel 101 and the interface device 103.
- a wall 7 0 1 is provided.
- the shielding wall 70 1 may have a function of buffering vibration so that transmission of vibration between the tunnel 101 and the interface device 103 does not occur.
- the shielding wall 701 is a member that freely expands and contracts, for example, a japala member.
- the shielding wall 701 is not limited to a configuration that allows communication between the tunnel 101 and the interface device 103. For example, as shown in FIGS.
- convex walls 70 that are not in contact with each other at the lower part of the tunnel 101 and the upper part of the interface device 103 so as to surround the transfer opening of the substrate.
- a labyrinth structure may be provided by providing 1 a and 70 lb. At this time, by setting the internal pressure between the tunnel 101 and the interface device 103 higher than that of the outside, dust and dirt can be prevented from adhering to the substrate.
- the interface device 103 is disposed below the tunnel 101 at a height corresponding to the substrate receiving port of the processing device 102.
- the interface device 103 includes a chamber 501 capable of forming a closed space, a slide unit 401 for transporting a substrate in the chamber 501, and a substrate transport vehicle 200.
- the substrate lifting unit 600 has a function of transferring the substrate to the tunnel 101 in the vertical direction.
- the chamber 501 has an opening 501 a and an opening 501 b on the side of the tunnel 101 and on the processing side, and gate valves 502 and 50 as opening and closing doors, respectively. It can be opened and closed freely by 3.
- the slide unit 401 includes a slide arm 401a, a slide base 401b, and a slider drive 401c, and the slider drive 401c transmits power to the slide base 401b.
- the slide arm 401 a attached to the slide base 401 moves back and forth in the direction of the processing device 102.
- the substrate placed on the slide arm 401a is slid to the left in FIG. 2A and transported into the processing apparatus 102.
- FIG. 3C is a perspective view showing the inside of the tunnel 101.
- the cleaning unit 301 can be removed for replacement or maintenance.
- windows 101a and 101b in which transparent plates are fitted are provided on the ceiling and side surfaces of the tunnel 101, so that the inside of the tunnel 101 can be visually recognized. This makes it possible to instantly see the state of the substrate in the tunnel and the trouble that has occurred in the tunnel.
- 4A and 4B are schematic configuration diagrams showing the internal structure of the substrate transport vehicle 202.
- FIG. 4A shows an internal configuration when the substrate transport vehicle 202 is viewed from above.
- FIG. 4B shows an internal configuration when the substrate transport vehicle 202 is viewed from below in FIG. 4A.
- the tray 202a is C-shaped, and has a gap G at a part of the outer periphery.
- three chucking ports 211 for holding the substrate by suction are provided on the upper surface of the tray 202a, and all the chucking ports 211 are carts.
- Connected to pump unit 2 1 2 in b. Board on tray 1 202 The substrate is sucked to the tray 202a by driving the pump unit 211 with the substrate placed thereon and sucking air from the chucking port 211.
- the tray 210a is provided with a groove 317 for mounting the substrate, and the substrate is fitted into the groove 317, and is sucked by the chucking port 211. As a result, the substrate is fixed without shifting or falling during transport. '
- the cart 202 b includes a drive unit 2 13 for running the cart 202 b and a control unit 21 for controlling the pump unit 212 and the drive unit 21 3. 4 and have.
- the drive unit 2 13 has a motor 2 13 a, a gear 2 13 b, a 2 13 c, and a drive roller 2 13 d inside thereof, and the rotation of the motor 2 13 a
- the force is transmitted to the drive roller 2 13 d via the gears 2 13 b and 2 13 c, and the drive roller 2 13 d sliding in contact with the rail 201 rotates, whereby the rail 2
- the cart 2 0 2 b runs on 0 1.
- the force 202 b is not limited to a horizontal direction between the drive roller 2 13 and the guide roller 2 15 for holding the rail 201 vertically.
- a guide roller 2 16 for holding the rail 201 is provided. With these guide rollers, the cart 202b can run stably on the rail 201.
- FIGS. 5a and 5e in FIG. 5 show the position of the substrate transport vehicle 202 in the tunnel 101, and show through the ceiling of the tunnel 101 from above the tunnel.
- B in FIG. 5 and b and f in FIG. 6 show partial appearances when the interface device 103 is viewed from the tunnel 101 side.
- C, d, f, g in FIG. 5 and a, c, d, e, g in FIG. 6 show the inside of the tunnel 101 and the interface device 103, as in FIG. 2A. .
- the substrate carrier 202 on which the substrate S is placed travels along the rail 201 and stops at the upper part of the interface device 103.
- the shirt sleeve 204 at the lower part of the tunnel 101 and the gate valve 502 at the upper part of the interface are opened.
- the arm connects the support shaft provided on the upper surface of the interface device 103 with the center shaft of the disk-shaped gate valve 502. Then, by performing an opening operation of rotating the arm about the support shaft, the gate valve 502 moves from a position where the opening portion 501a is closed to a position where it is opened.
- the board elevating unit 601 When the gate valve 502 and shirt shirt 204 are opened, the board elevating unit 601 operates as shown in d, and the push-up port 601a rises and the tray -Push up the substrate S on 202 a.
- the substrate transport vehicle 202 moves in the direction without the gear G (downward in the figure) as shown in e. That is, the substrate transport vehicle 202 is moved so that the push-up rod 601a passes through the gap G.
- the substrate elevating unit 601 When the substrate carrier 202 retreats completely from the substrate delivery position, the substrate elevating unit 601 operates as shown in f, and the push-up door 601 a descends while the substrate S is mounted. I do.
- the system temporarily stops near the top plate of the interface device 103, and rotates the push-up rod 61a to align the substrate S with the ori entat ion fracture.
- the orientation flat alignment means that a broken portion provided on a part of the substrate S is directed in a predetermined direction.
- Some types of processing apparatus 102 require that the substrate be carried in a specific direction. Therefore, when carrying a substrate into such a processing apparatus 102, the substrate lifting unit 6001 functions as a direction adjusting means for adjusting the direction of the substrate. Specifically, a broken portion of the substrate S is detected by an optical sensor (not shown) provided on the top surface of the top plate of the interface device 103.
- the push-up rod 61a is further lowered as shown in FIG. 6A, and the substrate is placed on the slide arm 401a. Then, in this state, as shown in b and c, the shirt 204 at the bottom of the tunnel 101 and the gate valve 502 at the top of the interface device 103 move to the closed position.
- the chamber 50 of the interface device 103 is checked. Reduce the pressure inside 1. That is, when the processing apparatus 102 is of a type that performs processing under low pressure, the pressure in the chamber 501 is reduced accordingly.
- the interface device as shown in FIGS. 7A and 7B is used to bring the inside of the chamber 501 into a high vacuum state.
- a low vacuum pump 801 and a high vacuum pump 802 are further connected to 103.
- the processing device 102 requires a low vacuum, only the low vacuum pump 801 needs to be connected to the interface device 103.
- the gate valve 503 provided on the processing side of the interface device is opened as shown in FIG. Then, the slider drive 401c is operated to slide the slide arm 401a attached to the slide base 401b in the direction of the processing unit 102 as shown in e. I do.
- the processing apparatus 102 receives the substrate S placed on the fork-shaped tip of the slide arm 401a, and enters the state of f and g. After that, the slide arm 401 a is retracted into the chamber 501 and returned to the position d. Then, when the processing of the substrate is completed in the processing apparatus 102, the slide arm 410a is again slid, and waits in the state of f and g. Next, the substrate S is placed on the slide arm 401 a on the processing apparatus 102 side, and when the state of e is reached, d in FIG. 6 ⁇ b & c in FIG. 6 ⁇ a in FIG. 6 ⁇ a in FIG.
- the slide arm 401 a retreats, takes the substrate S into the chamber 501 (d in FIG. 6), closes the gate valve 503, and reduces the pressure in the chamber 501. Return to atmospheric pressure (c in Figure 6).
- a substrate unloading request is issued to the substrate transport vehicle 202, and the substrate transport vehicle 202 is made to stand by in front of the substrate receiving position above the interface device 103, and the shirt 204 and the gate valve 502 are opened. Open (a in Fig. 6).
- the push-up rod 600a rises and pushes up the substrate S on the slide arm 401a, and further rises and stops (f in FIG.
- the substrate transport vehicle 202 that has been waiting at the standby position moves so that the push-up rod 601a passes through the gap G and waits at the receiving position (d in FIG. 5).
- the push-up rod 60a descends and transfers the substrate S to the tray 202a of the substrate carrier 202.
- the substrate transporter 202 transports the substrate S to the next processing apparatus, and at the same time, closes the shirt 204 and the gate valve 502.
- FIG. 8A is a diagram showing the relationship between the main transport path and the sub transport path.
- the substrate transfer system 100 includes a main transfer path 901 and a sub-transfer path 902, and a tunnel 101 of the main transfer path 901 and a tunnel 1001 of the sub-transfer path 902. And are connected by a transfer device 903.
- the transfer device 903 is a device that transfers a substrate transferred in the tunnel 101 of the main transfer path 901 to the tunnel 101 of the sub transfer path 902. Since the tunnel 101 included in the sub-transport path 902 is straight and has no end, the substrate transferred from the main transport path 901 to the sub-transport path 902 is The processing is performed by the processing device 102 while reciprocating in the tunnel 101 of the sub-transport path 902. At this time, the data is conveyed from the tunnel 101 to the processing device 102 by the interface device 103. The substrate that has been processed in the sub-transport path 902 is transferred to the main transport path 901 again and sent to the next step.
- FIG. 8B is a diagram showing a layout example of the overall substrate transfer system.
- a container warehouse 905 is connected to an end of the main transport path 901.
- the container warehouse 905 stocks the containers containing the substrates sent from the substrate manufacturing factory, takes out the substrates one by one from the containers, and carries them into the main transport path 91.
- the sub-transport path 902 is a linear pattern similar to that described with reference to FIG. 8A. However, the sub-transport path 905 has an endless tunnel 101, and By transporting the substrate in one direction within 905, the same process can be repeated many times.
- a processing apparatus group 906 to which a substrate is directly transferred without passing through the sub-transport path is connected to the main transfer path 901. Substrates that have been transported through the main transport path 901 and subjected to a series of processing are collected in a container storage device 907, stored in containers every predetermined number, and transported to another factory or a post-process. .
- FIG. 9A to 9E are diagrams showing various layout patterns of the tunnel 101 and the processing device 102.
- FIG. 9A to 9E are diagrams showing various layout patterns of the tunnel 101 and the processing device 102.
- FIG. 9A shows a layout in which a processing apparatus 102 is disposed on both sides of a transport path including one straight tunnel 101.
- an interface device 103 (not shown here) that transports the substrate from the tunnel 101 to the processing device 102 requires the ability to transport the substrate to both sides of the tunnel. It is necessary to have. With this arrangement on both sides, the installation area of the plurality of processing equipment is reduced as a whole, and the space in the substrate processing plant can be effectively used, and the cost of the factory can be reduced.
- FIG. 9B shows a layout in which processing devices 102 are arranged on both sides of a transport path including a loop-shaped tunnel 101. The transport path has a transfer device 903 in part.
- the transfer device 903 can convey the substrate returned after the series of processing to the conveyance path again or stock it in the transfer device 903.
- FIG. 9C shows a layout in which a processing apparatus 102 is arranged on both sides of a transport path including two straight tunnels 101. Also here, the transfer path has a transfer device 903 partially. The transfer device 903 can transport the substrate that has returned after completing a series of processing in one tunnel 101 to the other tunnel 101. Further, maintenance of each processing apparatus 102 can be easily performed from the side of the passage sandwiched between the tunnels 101.
- FIG. 9D shows a layout in which a processing device 102 is arranged on one side of a transport path including one straight tunnel 101.
- FIG. 9E shows a layout in which the processing apparatuses 102 are alternately arranged in a staggered manner on the transport path including the straight tunnel 101 with the tunnel 101 interposed therebetween.
- FIG. 10 is a top view showing the internal configuration of the transfer device 903 having no function of stocking the substrate.
- the transfer device 903 is a device for transferring the substrate S between the main transfer path 901 and the sub transfer path 902a or the sub transfer path 902b.
- inside the transfer device 903 there are continuous rails 201a from inside the tunnel 101 of the main transport path 901 and sub-transport paths 902a, 902. Rails 201b and 201c which are continuous from inside the tunnel 101 of b are provided.
- the transfer device 903 and the substrate transport vehicle 202 that travels in the tunnel 101 of each transport path 901 can enter and exit.
- the transfer robot 1002 rotates, the substrate S is passed to the other push-up table, Further, they are transferred to the substrate transport vehicle 2002 on a different rail.
- the arm of the transfer robot 1002 has at least two joints, and can move the substrate S very freely.
- FIG. 11A is a top view showing an internal configuration of a transfer device 903 having a function of stocking a substrate.
- FIG. 11B is a side sectional view thereof.
- the transfer device 903 is a device for transferring substrates between the main transport path 901 and the sub-transport path 902a or the sub-transport path 902b, and stocking the substrates.
- a transfer device 903 shown in FIGS. 11A and 11B is provided with a transfer robot 1102 having two arms 1102a and 1102b in addition to a stocker 1101.
- Other configurations are the same as those of the transfer device 903 shown in FIG. 10, and therefore, the same components are denoted by the same reference numerals and description thereof will be omitted.
- Strike In the case of a transfer apparatus equipped with a locker 111, the number of substrates S to be transferred increases, and thus the transfer robot 1102 has two arms 1 1 0 2a, 1 Although it is desirable to provide 102b, it is a matter of course that a transfer robot 1002 of the type shown in FIG. 10 having only one arm may be used. Note that the arms 1 1 0 2 a and 1 1 0 2 b of the transfer port pot 1 1 0 2 do the same movement as the arms of the transfer pot 1 0 2 described in FIG. The explanation is omitted here.
- the shape of the stocker 111 is an octagonal prism, and the substrate can be inserted into eight shelves 110 d from eight surfaces by rotating as shown by arrows.
- FIG. 11A shows a state in which substrates are stocked in four of the eight shelves.
- the door 111a is opened as shown in the figure.
- a cleaning unit 111b is provided, and clean air is blown downward as indicated by arrows. Note that the cleaning unit may be further provided above the transfer device 903.
- each of the eight shelves 1 101 d has a shape in which a plurality of substrate storage rooms 110 e are vertically stacked.
- a stocker rotating device 111c is provided below the eight shelves, and rotates the entire stocker 1101 clockwise or counterclockwise.
- the transfer robot 1102 can also be moved in the vertical direction in order to transport the substrate to each of the substrate storage chambers 111e connected in the vertical direction.
- a table that cannot be moved up and down can be used instead of the push-up table 1001.
- a configuration in which the transfer port pot 1102 directly receives the substrate S from the substrate transport vehicle 202 is also possible.
- the hand provided at the tip of the arm 1 1102a or 1102b of the transfer port pot 1102b must be connected to the substrate transport vehicle. It is necessary to make the shape according to the tray shape of 202. As shown in FIG.
- the stocker 1101 has been described as storing a substrate, but a stocker for storing a reticle can also be realized with exactly the same configuration. Further, the substrate and the reticle may be stored with the same stopping power. Further, the shape of the stop force is not limited to an octagonal prism, but may be a cylinder. In addition, a flat shelf that does not rotate may be used as a stocker as long as the transfer port pot 110 has a mechanism for moving up, down, left, and right.
- FIG. 11C is a top view for explaining another example of the stocker 1101, and FIG. 11D is a partial cross-sectional view taken along XX of FIG. 11C.
- the plurality of substrate storage chambers 110 1 e are formed on a donut-shaped table 111 f, and the table 111 f is a central part. Supported by an empty motor. Thus, the substrate storage room 110 le can be integrally rotated for each stage.
- the entire stocker 1101 has a multilayer structure in which the table 110f and the hollow module are vertically stacked.
- the hollow motor includes a donut-shaped rotating part 111 g and a donut-shaped fixing part 111 h, and the rotating part 111 g has a fixed part 111 It can rotate for 1 h.
- the lower surface of the table 1 101 f is fixed to the upper surface of the rotating portion 110 g, and the lower surface of the fixing portion 110 h is fixed to the upper surface of the fixing member 111 i. .
- the fixed members 1101i of the respective stages are connected to each other by a plurality of columnar support members 1101j, and have a hollow tower shape as a whole.
- a cleaning unit (not shown) is provided above the hollow portion located at the center of the storage force 1101, and blows clean air downward as indicated by an arrow.
- the motors are provided at each stage in this way, the load on each motor can be reduced, and the rotation and stop can be performed at high speed and with high accuracy.
- a reticle or a substrate can be stored separately for each stage, which facilitates the management.
- FIGS. 12A and 12B are diagrams illustrating a transfer device 903 including a reader 1201 for reading information on a substrate.
- the transfer device 903 shown in FIGS. 12A and 12B is provided with a reading device 1201 for reading information attached to a reticle or a substrate, etc., to each of the push-up tables 1001a, 1001b, and 1001c.
- Other configurations are the same as those of the transfer device 903 shown in FIGS. 11A and 11B, and therefore the same reference numerals are given to the same mechanisms, and description thereof will be omitted.
- the reading device 1201 reads information attached to a reticle or a substrate or the like, and transmits storage information about the reticle or the substrate stored in the stocker 1101 to an information management device (not shown). This makes it possible to manage the number of substrate reticles within the stock force 1101. Then, based on the information of the information management device, a reticle or a substrate corresponding to the request of each processing device 102 is taken out of the stocker 1101, and is transported to the target processing device.
- the reader 1201 is arranged above the push-up tables 1001a, 1001b, and 1001c, but may be arranged in the substrate storage room 1101e of the stocker 1101.
- information on multiple reticles or substrates can be communicated at once, and the reticle in the stocker 1101 can be communicated.
- Information such as substrates can be managed realistically.
- the number of stop forces included in the transfer device has been described as one, but a plurality may be provided.
- the substrate and the like are conveyed one by one in the tunnel, so that the environment around the substrate and the like can be cleaned with high accuracy. As a result, substrate processing accuracy is improved. Since the interface device has been generalized so that it can be adapted to various processing devices, there is no need to prepare various types of interface devices for each processing device, and equipment costs can be reduced as a whole system. . In addition, by arranging the interface device below the tunnel, it is possible to cope with various processing devices with different heights of the substrate entrance simply by changing the installation position of the interface device. Further, the system can be generalized.
- the substrate can be mounted at any height by simply changing the push-up stroke. Can be handed over, and generalization can be achieved.
- the orientation flat alignment function into the push-up mechanism, the size of the device can be further reduced.
- the interface device can be equipped with a vacuum-compatible chamber, it is not necessary to provide a pressure switching device for switching the pressure, and the equipment installation area can be used effectively, and the facility cost can be significantly reduced. Become.
- each substrate transport vehicle can travel independently in both directions, and can pass, etc., so that substrates can be transported without stagnation. It becomes possible.
- the interface device according to the present embodiment is different from the first embodiment in that the interface device has a robot arm inside the chamber 132.
- Other configurations are the same as those in the first embodiment, and thus the same components are denoted by the same reference numerals and description thereof will be omitted.
- FIGS. 13 to 18 are views showing the inside of the chamber 133 of the interface device 103 according to the present embodiment, wherein a in FIG. 13 to FIG. FIG. 2B is a plan view of the inside of the chamber 132, and FIG. Ma 13C is a left side view of the inside of the chamber 1302.
- the wall surface of the chamber 1302 is shown in cross section in these figures. Inside the chamber 1302, there are two robots 1
- 303 and 1304 are provided, and are rotatably supported by an arm base 1305 provided at the bottom of the chamber 1302.
- the robot arms 1303 and 1304 have hands 1303a and 1304a on which a substrate is placed, respectively.
- the hands 1303a and 1304a have a fork-shaped tip similar to the tray 202a of the substrate carrier, and the gap at the opening is wider than the outer diameter of the push-up rod 601a. I have.
- the hands 1303 a and 1304 a are rotatably connected to one ends of the first arms 1303 b and 1304 b, respectively.
- FIG. 13 shows a state where the robot arm 1303 and the robot arm 1304 are both waiting at the basic position. In this basic position, the hands 13 ⁇ 3a and 1304a are located at the same position in the horizontal direction, and therefore only the upper hand 1303a is displayed in FIG. 13A.
- FIG. 14 is a diagram showing a state where the interface device 103 according to the present embodiment has received the substrate S from the tunnel 101.
- the processing from receiving the substrate from the substrate transport vehicle 202 traveling in the tunnel 101 to placing it on the hand 1303a is almost the same as in the first embodiment. That is, the substrate transport vehicle 202 on which the substrate S is mounted travels along the rail 201, and Stops at the top of device 103. Next, the shirt 204 at the bottom of the tunnel 101 and the gate valve 502 at the top of the interface are opened, the board elevating unit 601 operates, and the push-up port 601 a rises. Push up the substrate S on the tray 202 a of the substrate transport vehicle 202.
- the substrate transport vehicle 202 When the lifting of the substrate S is completed, the substrate transport vehicle 202 is moved so that the lifting rod 600a passes through the gap G of the tray 202a. Substrate transport vehicle
- the substrate elevating unit 601 When the substrate 202 is completely retracted from the substrate transfer position, the substrate elevating unit 601 operates, and the push-up rod 601a descends while the substrate S is mounted. At the same time, the joints of the robot arm 133 are driven so that the push-up rod 61a enters the fork-shaped opening provided at the tip of the hand 133a. Move 1 3 0 3 a.
- the push-up rod 61 a on which the substrate S is placed temporarily stops before the substrate S reaches the hand 13 »0 3 a, rotates the substrate S at that position, and rotates the orientation flat (orientation). fracture)
- the push-up rod 61 a is further lowered, and as shown in FIG.
- the substrate S is received again from the substrate transport vehicle 202 in exactly the same procedure as described above, and the state is shifted to the state shown in FIG.
- the lower robot arm 1 304 is extended to the processing device 102 # 1, and the robot arm 130 shown in FIG.
- the processed substrate S1 is received from the processing apparatus 102.
- the unprocessed substrate placed on the upper robot arm 133 is referred to as a substrate S2.
- the upper mouth bot arm 130 3 is instead extended to the processing device 102 side to shift to the state of FIG. 17.
- the processing apparatus 102 receives the unprocessed substrate S2 placed on the hand 1303a of the robot arm 1303, the processing apparatus 102 changes the robot arm 1303 as shown in FIG. It is retracted to the basic position, the gate valve 503 is closed, and the pressure in the chamber 501 is returned to the atmospheric pressure. After that, a substrate removal request is issued to the substrate transport vehicle 202, and the substrate transport vehicle 202 is made to stand by in front of the substrate receiving position above the interface device 103, and a game is performed with the shirt carrier 204.
- the valve 502 opens.
- the push-up rod 600a rises to push up the substrate S1 on the hand 134a, and further rises and stops. Then, the substrate transporter 202 is moved so that the push-up rod 601a passes through the gap G of the substrate transporter 202 that has been waiting at the standby position. In this state, the push-up rod 601 a descends, and the substrate S 1 is placed on the tray 202 a of the substrate carrier 202. After the push-up rod 601a has been lowered, the substrate transporter 202 transports the substrate S1 to the next processing apparatus, and at the same time, closes the shutter 204 and the gate valve 502.
- the robot arm 1304 is returned to the basic position shown in Fig. 13 again, and then a series of state changes such as Fig. 14 ⁇ Fig. 16 ⁇ Fig. 17 ⁇ Fig. 18 ⁇ Fig. Repeatedly, the robot arm 13 0 3, 1 3 4 4, push-up rod 6 0 1 a, substrate carrier 2 0 2, shirt 2 0 4, gate valve 5 0 2, 5 0 3, Activate the pump 801 etc.
- FIG. 19 shows a modification of the present embodiment.
- FIG. 19 is a view showing the inside of the chamber 1902 of the interface device 103 as in FIG. 13, and FIG. 19 a is a plan view of the inside of the chamber 190.
- B and b are front views inside the chamber 1902, and
- FIG. 13c is a left side view inside the chamber 1902.
- the wall portion of the champ 190 is shown in cross section.
- a slide unit 1903 including two slide arms 1903a and 1903b is provided inside the chamber 1902.
- the slide unit 1903 includes a slide base 1903c and a slider drive 1903d, and is attached to the slide base 1903c by power from the slider drive 1903d.
- the slide arms 1903 a and 1903 b reciprocate horizontally in the direction of the arrow.
- Each of the slide arms 1903a and 1903b has a fork-like tip like the robot arm described above, and the gap of the opening is outside the push-up rod 61a. It is wider than the diameter. Also, the slide arms 1903 a and 1903 b are slidably connected to both sides of the slide table 1903 c, and each has a height as shown in Fig. 19c. It is supported by differently shaped arms. For this reason, the slide arm 1903-a and the slide arm 1903-b can freely slide in the horizontal direction without hitting each other.
- FIG. 19 shows a state in which both the slide arm 1903a and the slide arm 193b are waiting at the basic position.
- the leading ends of the slide arms 1903 a and 1903 b are retracted in the opposite direction to the processing device 102 as in the first embodiment, and the substrate is removed.
- the mounted push-up rod 6001a can be freely moved up and down.
- FIG. 19 By performing the same processing as the processing described using FIG. 8, it is possible to carry out the processed substrate with one slide arm and carry in the unprocessed substrate with the other slide arm to the processing apparatus 102. As described above, the substrate processing speed can be improved.
- a multi-stage slide mechanism may be incorporated in the slide arms 1903a and 1903b shown in FIG.
- the slide arm is not only slid, but also expandable and contractible, so that the interface device 103 can be downsized in the width direction of FIG.
- FIGS. 2OA and 2B are schematic configuration diagrams showing only the internal configuration of the tunnel 101, which corresponds to the tunnel portion of FIG. 2A.
- FIG. 20A shows a case where the reader 200 is provided on the ceiling of the tunnel 101
- FIG. 20B shows that the reader 200 is provided on the side wall of the tunnel 101. It is provided.
- the readers 201 and 202 are readers for reading information recorded on the substrate S to be conveyed. For example, when a barcode is printed on the substrate S, May be a bar code reader. If a wireless communication IC memory (wireless IC tag) is embedded in, attached to, or has an ID tag attached to the substrate S, the wireless communication IC memory (wireless IC tag) is attached. ) Or a receiving device that receives data transmitted from an ID tag. Further, the readers 200 1 and 200 2 may be character recognition sensors that read characters recorded on the surface of the substrate S.
- the IC memory for wireless communication (wireless IC Is a storage device equipped with an antenna for transmitting and receiving data on an ultra-small IC chip, and operates by radio waves of a predetermined frequency transmitted from a reader to transmit and receive data overnight. Is what is done.
- a reading device for reading data from an IC tag or an ID tag has a function of writing data to an IC tag or the like attached to the substrate. May be provided.
- this reading device for example, which processing device has completed the processing is recorded on the substrate, and the substrate can be transported under feedback control or feedforward control based on the processing information. Control of the substrate transfer becomes easier.
- a writing device for writing data to an IC tag or the like attached to the substrate may be provided instead of the reading device.
- the device for reading and writing data from the substrate in a non-contact manner has been described. However, it is needless to say that a contact-type reading or writing device may be used instead.
- a tunnel 101 according to a fourth embodiment of the present invention will be described with reference to FIG.
- the tunnel 10i according to the present embodiment is different from the first embodiment in that the tunnel 10i performs self-circulating air cleaning.
- Other configurations and operations are the same as those in the first embodiment, and therefore, the same components are denoted by the same reference characters and description thereof will not be repeated.
- FIG. 21 is a schematic diagram showing the inside of the tunnel 101 and the interface device 103.
- a pump function is incorporated in the air discharge unit 304.
- the air discharged from the air discharge unit 304 is sent again to the clean unit 301 through the pipe 211.
- self-circulating air cleaning can be realized, the entire facility can be simplified as compared with the case where pipes are laid along the tunnel 101, and the independence of each unit of the tunnel 101 is increased. As a result, maintenance becomes easier. 5th embodiment>
- the system 100 according to the present embodiment has means for switching the transport path within the tunnel.
- the present embodiment differs from the first embodiment in that a tunnel unit having a rail switching mechanism is provided with the tunnel 101 as one unit.
- Other configurations and operations are the same as those of the first embodiment, and thus the same components are denoted by the same reference numerals and description thereof will be omitted.
- FIGS. 22A to 22E are diagrams for explaining the rail switching operation.
- the rail in the tunnel unit 222 is slid upward.
- the substrate transport vehicle 222a is run.
- the substrate transporter 222 is stopped in the tunnel unit 2201, and the rail is slid downward as shown in Fig. 22D.
- the board carrier 2 202 Run b the board carrier 2 202 Run b.
- FIG. 23A and FIG. 23B are views for explaining a rail sliding mechanism in the tunnel unit 222.
- FIG. 23A is a schematic configuration diagram viewed from the longitudinal direction of the tunnel
- FIG. 23B is a schematic configuration diagram viewed from the left side in FIG. 23A.
- the rails 201a and 20lb are both fixed to the rail support member 2301.
- the rail support member 2301 is fixed to the belt 2303 through the groove 230a of the guide member 2302.
- the belt 2303 can be reciprocated up and down by the motor 2304.
- rails 201a and 20lb are supported On both sides of the member 2301, it is fixed to auxiliary support members 2305a and 2305b.
- the auxiliary support members 2305a and 2305b are slidable along the grooves of the auxiliary guide members 2306a and 2306b, respectively.
- the rail pair is slid using the motor 2304 and the belt 2303, but the present invention is not limited to this.
- another mechanism such as a wire winding mechanism or a pressure cylinder may be used.
- the rail pair may be slid.
- the number of rails in the tunnel is not limited to this, and may be three or more or one.
- a substrate transport vehicle 2401 traveling on the upper rail 201a and a substrate transport vehicle 402 traveling on the lower rail 201b may have different configurations. That is, the tray 2401a of the substrate transport vehicle 2401 traveling on the upper rail 201a may be formed in an L shape, and the distance from the tray 2402a of the lower substrate transport vehicle 2402 may be reduced. . In this way, the ceiling of the tunnel can be lowered, and the overall configuration of the tunnel can be reduced.
- rails 201a and 20 lb may be laid at the bottom of the tunnel.
- the substrate transport vehicle 2401 traveling on the rail 201a and the substrate transport vehicle 402 traveling on the rail 201b need to be configured differently so that each tray travels with a gap above and below. is there.
- bending stress is less likely to be generated on the rails, and the substrate transport vehicle can run relatively stably.
- rails 201a and 201b may be laid outside of the tunnel, and only the tray of the substrate carrier may be accommodated in the tunnel. With this configuration, dust or dust that is rolled up by the traveling of the substrate transport vehicle does not adhere to the substrate, and the traveling environment of the substrate can be extremely clean.
- the rail 201a may be laid on the side wall of the tunnel and the rail 201b may be laid on the bottom of the tunnel.
- the air purifying unit is installed on the ceiling of the tunnel, but may be installed on any of the tunnel side walls.
- the mouth pot or the slide unit may further include an elevating mechanism capable of moving the substrate in the vertical direction.
- the substrate can be moved in the vertical direction in accordance with the substrate loading ports of a plurality of types of processing equipment.
- the processing apparatus waits at the transfer position of the processing apparatus and transfers the substrate, the substrate can be transferred to a mounting table (not shown) of the processing apparatus.
- the arm provided with the U-shaped fork-shaped hand at the tip is shown as the arm for transferring the substrate to the processing device in the interface device.
- the present invention is not limited to this.
- FIGS. 25A to 25C can be applied. That is, FIG. 25A shows a C-shaped hand having a circular tip outer periphery, and FIG. 25B shows an O-shaped hand having a hole into which a push-up rod is inserted. FIG. 25C shows a ⁇ -shaped hand that opens laterally toward the processing device.
- these hand parts may be configured to be detachable so that they can be replaced according to the type of processing apparatus.
- openings may be provided on both side surfaces of the interface device so that one transport means can be moved to the processing devices on both sides.
- the space for installing the equipment can be further effectively utilized.
- the configuration has been described in which power is supplied from the power supply element 203 to the substrate transport vehicle 202 and the motor is transported on the rails in the substrate transport vehicle 202. It is not limited.
- the present invention also includes a configuration in which a substrate transport vehicle is levitated and transported by air or magnetism.
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- Engineering & Computer Science (AREA)
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
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Abstract
Description
Claims
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JP2005504172A JPWO2004088742A1 (ja) | 2003-03-28 | 2004-03-23 | 基板搬送システム |
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PCT/JP2004/003942 WO2004088742A1 (ja) | 2003-03-28 | 2004-03-23 | 基板搬送システム |
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TW (1) | TW200428477A (ja) |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009012877A (ja) * | 2007-06-29 | 2009-01-22 | Ihi Corp | 浮上搬送装置 |
JP2013522930A (ja) * | 2010-03-24 | 2013-06-13 | ラム リサーチ コーポレーション | 処理ツールにおいて移動メカニズムによって生成される粒子汚染の削減 |
JP2017201219A (ja) * | 2016-05-02 | 2017-11-09 | 株式会社エナテック | 乾燥装置、光照射装置、及び塗布システム |
Families Citing this family (1)
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CN101203445B (zh) * | 2005-06-22 | 2012-03-07 | 平田机工株式会社 | 工件输送系统 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63104440A (ja) * | 1986-10-22 | 1988-05-09 | Nippei Toyama Corp | 搬送装置 |
JPH07231028A (ja) * | 1994-02-18 | 1995-08-29 | Ebara Corp | 搬送装置および搬送方法 |
JPH07228345A (ja) * | 1994-02-14 | 1995-08-29 | Ebara Corp | トンネル搬送装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0831506B2 (ja) * | 1986-07-17 | 1996-03-27 | 松下電器産業株式会社 | 基板搬送装置 |
JPH07172578A (ja) * | 1993-12-15 | 1995-07-11 | Ebara Corp | トンネル搬送装置 |
-
2004
- 2004-03-23 WO PCT/JP2004/003942 patent/WO2004088742A1/ja active Application Filing
- 2004-03-23 JP JP2005504172A patent/JPWO2004088742A1/ja active Pending
- 2004-03-26 TW TW93108418A patent/TW200428477A/zh unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63104440A (ja) * | 1986-10-22 | 1988-05-09 | Nippei Toyama Corp | 搬送装置 |
JPH07228345A (ja) * | 1994-02-14 | 1995-08-29 | Ebara Corp | トンネル搬送装置 |
JPH07231028A (ja) * | 1994-02-18 | 1995-08-29 | Ebara Corp | 搬送装置および搬送方法 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009012877A (ja) * | 2007-06-29 | 2009-01-22 | Ihi Corp | 浮上搬送装置 |
JP2013522930A (ja) * | 2010-03-24 | 2013-06-13 | ラム リサーチ コーポレーション | 処理ツールにおいて移動メカニズムによって生成される粒子汚染の削減 |
JP2017201219A (ja) * | 2016-05-02 | 2017-11-09 | 株式会社エナテック | 乾燥装置、光照射装置、及び塗布システム |
Also Published As
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TW200428477A (en) | 2004-12-16 |
JPWO2004088742A1 (ja) | 2006-07-06 |
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