WO2015136967A1 - 搬送車システムと搬送車システムの検査方法、及び検査台車 - Google Patents
搬送車システムと搬送車システムの検査方法、及び検査台車 Download PDFInfo
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- WO2015136967A1 WO2015136967A1 PCT/JP2015/050893 JP2015050893W WO2015136967A1 WO 2015136967 A1 WO2015136967 A1 WO 2015136967A1 JP 2015050893 W JP2015050893 W JP 2015050893W WO 2015136967 A1 WO2015136967 A1 WO 2015136967A1
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- Prior art keywords
- inspection
- vehicle system
- cart
- travel route
- transport
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- 238000007689 inspection Methods 0.000 title claims abstract description 141
- 238000000034 method Methods 0.000 title claims description 7
- 230000001133 acceleration Effects 0.000 claims abstract description 9
- 238000004891 communication Methods 0.000 claims description 29
- 238000005070 sampling Methods 0.000 claims description 8
- 238000012360 testing method Methods 0.000 claims description 7
- 230000005684 electric field Effects 0.000 claims description 4
- 238000003745 diagnosis Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 230000002159 abnormal effect Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000006399 behavior Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
- B61L23/04—Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/005—Current collectors for power supply lines of electrically-propelled vehicles without mechanical contact between the collector and the power supply line
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B13/00—Other railway systems
- B61B13/04—Monorail systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C3/00—Electric locomotives or railcars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/12—Trolleys or crabs, e.g. operating above runways having hoisting gear adapted to special load-engaging elements and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/14—Trolley or crane travel drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/26—Rail vehicles
Definitions
- the present invention relates to a transport vehicle system such as an overhead traveling vehicle system, and more particularly to inspection of a transport vehicle system.
- An overhead traveling vehicle system is used as a transport vehicle system in a clean room or the like, and a large number of overhead traveling vehicles travel along a traveling route installed in a ceiling space.
- a traveling route installed in a ceiling space.
- Patent Document 1 JP4117625B proposes to use a part of a transport vehicle as an inspection cart. However, such an inspection cart has not been realized.
- An object of the present invention is to provide a transportation vehicle system including an inspection carriage that can coexist with other transportation vehicles and can be controlled from a ground-side controller in the same manner as other transportation vehicles.
- the present invention provides a transport vehicle system in which a plurality of transport vehicles and at least one inspection cart travel along a travel route according to a command from a ground-side controller, wherein the inspection cart includes the plurality of transport vehicles, The collision avoidance rule, the speed regulation rule, and the acceleration / deceleration pattern are common, and the inspection carriage is configured to acquire inspection data for the travel route while traveling on the travel route. To do.
- the present invention also provides a method for inspecting a transport vehicle system in which a plurality of transport vehicles travel on a travel route according to a command from a ground-side controller, the plurality of transport vehicles, a collision avoidance rule, a speed regulation rule, and An inspection carriage having a common acceleration / deceleration pattern is provided, and the inspection carriage acquires inspection data for the travel route while traveling on the travel route.
- the present invention further provides an inspection cart for inspecting a travel route in a transport vehicle system in which a plurality of transport vehicles travel along a travel route according to a command from a ground-side controller, wherein the inspection cart includes the plurality of transport vehicles.
- the collision avoidance rule, the speed regulation rule, and the acceleration / deceleration pattern are common, and the inspection cart is configured to acquire inspection data for the travel route while traveling on the travel route.
- the inspection cart is preferably capable of transporting articles of the same standard under the same conditions as other transport vehicles.
- the description regarding the carrier system also applies to the inspection method and the inspection carriage.
- the transport vehicle is an overhead traveling vehicle, an automatic guided vehicle or the like, and particularly an overhead traveling vehicle.
- it can test
- the inspection cart is configured to store the inspection data in the memory without traveling to the outside during traveling. In this way, an increase in communication volume can be suppressed.
- a plurality of sampling periods are set as one storage period, and the inspection carriage samples inspection data for each sampling period, and inspection data that is most out of an allowable range within one storage period is stored as inspection data in the storage period. It is comprised so that it may memorize as. In this way, one record may be stored for one storage cycle, and the required storage capacity can be reduced.
- the inspection carriage is configured to store inspection data that is most deviated from a target value within the allowable range for a storage cycle in which there is no inspection data that is out of the allowable range. In this way, inspection data close to the limit within the allowable range can be collected.
- the plurality of transport vehicles and the inspection cart are configured to communicate with the ground-side controller via a LAN, and the inspection cart further includes a wireless communication unit to which a unique communication address is given,
- the inspection data is output to the diagnostic computer via a wireless access point connected to the diagnostic computer of the carrier system. Since test data is output from the wireless access point to the diagnostic computer without going through the LAN, the burden on the LAN can be reduced.
- the inspection trolley is configured to be able to transport a carrier common to the plurality of transport vehicles, and to acquire vibrations received by the carrier during transport as inspection data.
- the container is, for example, a container such as a semiconductor wafer, a reticle, or a liquid crystal panel. In this way, it is possible to inspect the degree of vibration that the conveyed article receives during conveyance.
- the inspection cart and the plurality of transport vehicles are configured to receive power in a non-contact manner from a power supply line laid on a travel route, and the inspection cart acquires power received from the power supply line as inspection data. Is configured to do. If it does in this way, the reliability of non-contact electric supply can be inspected.
- the electric power for non-contact power supply can be supplied according to the electric power demand of the conveyance vehicle without always supplying it. In that case, you may test
- the inspection cart and the plurality of transport vehicles are configured to wirelessly communicate with a ground-side controller, and the inspection cart acquires the received electric field strength and the success rate of communication as inspection data.
- the wireless communication is, for example, feeder wireless, communication with a frequency different from the frequency for power supply on the power supply line, or communication using a wireless LAN. In this way, the communication environment can be inspected for any communication.
- the inspection cart and the plurality of transport vehicles are configured to read a barcode provided on a travel route, and the inspection cart acquires data on whether or not the barcode is attached as inspection data. It is configured as follows. In this way, it is possible to inspect the attachment failure of the bar code, and it is also possible to prevent a particularly badly attached barcode from interfering with the barcode reader.
- the travel route is provided with a guide for guiding the inspection cart and the plurality of transport vehicles, and the inspection cart is configured to acquire good / bad data of the guide position as inspection data. In this way, it is possible to inspect the guide position for defects.
- the inspection cart is configured to acquire inspection data relating to sagging of the feeder line. In this way, it is possible to inspect the slack of the feeder line.
- the diagnostic computer is configured to display a failure of the transport vehicle system on a monitor so as to overlap the layout of the travel route. With this display, the operator can visually recognize the occurrence position of the defect.
- the diagnostic computer is configured to display the icon by changing the type of icon depending on the type of fault in the transport vehicle system and changing the color of the icon depending on the level of fault. In this way, the operator can visually recognize the type and degree of the defect.
- Reference numeral 2 denotes an inspection cart, which is the same as other overhead traveling vehicles except that it is equipped with equipment for inspecting the rails 4 and includes an inspection data processing unit.
- the inspection carriage 2 travels with the same traveling rules as other overhead traveling vehicles, that is, with the same collision avoidance rules, the same speed regulation rules, and the same acceleration / deceleration patterns.
- the inspection cart communicates with a load port, a buffer, a stocker, and the like using the same communication protocol as other overhead traveling vehicles.
- the inspection cart 2 also receives a travel command of the same protocol as that of other overhead traveling vehicles from the ground-side controller shown in FIG. 4 and travels from the designated starting point to the destination. And inspecting.
- Hundreds of other overhead traveling vehicles travel on the rail 4, and one to a plurality of inspection carts 2 are arranged, for example.
- the rail 4 is provided in a ceiling space of a clean room, for example, and the inspection carriage 2 includes a pair of front and rear carriage units 6 and 6, and a drive wheel unit 8 is disposed between the carriage units 6 and 6.
- Reference numeral 10 denotes a main body of the inspection cart 2.
- the driving wheel unit 8 includes a traveling wheel 12 that is a driving wheel and a traveling motor 14, and both front and rear ends thereof are supported by the carriage units 6 and 6 so as to be rotatable about a vertical axis.
- the pressure is applied so as to contact the tread surface 50 of the rail 4.
- the cart units 6 and 6 include a driven wheel 20 and guide rollers 22 and 24 for switching between branching and straight traveling.
- the cart units 6 and 6 include a power receiving unit 28, and the main body 10 is supported by cross roller bearings 30 and 30. Details of the power receiving unit 28 are shown in FIG.
- the inspection carriage 2 includes a linear sensor 32, reads a magnetic mark installed on the rail 4, and detects the absolute position of the inspection carriage 2. Further, the rotational speed of the traveling wheel 12 is detected by an encoder (not shown) of the traveling motor 14. Further, the inspection cart communicates with the ground side controller via feeder radio and wireless LAN.
- the main body portion 10 includes a lateral unit 34, and the ⁇ unit 36 and the hoist 38 are laterally moved in the running direction at a right angle in the horizontal plane.
- the ⁇ unit 36 rotates the hoist 38 about the vertical axis.
- the hand 40 provided with 41 is moved up and down.
- the rail 4 includes treads 50 and 51, supports the litz wire by the litz wire holders 52 and 52, and supplies power to the power receiving unit 28 in a non-contact manner.
- the inspection carriage 2 includes, for example, a displacement sensor 46 at the top of the main body 10 and inspects whether a barcode (not shown) attached to the rail 4 is hung from a normal position. If the bar code is hung, it may interfere with the bar code reader. Further, for example, the chuck 41 is provided with a vibration sensor 48 such as an acceleration sensor, and the vibration received by the transported article such as FOUP during traveling and lifting is inspected. The vibration sensor 48 may be provided in the FOUP. *
- the overcurrent sensor 54 inspects the position of the guide surface of the guide 53 on the guide roller 22 side. Accordingly, the position of the guide surface on the guide roller 24 side is also inspected at the same time.
- the overcurrent sensor 54 is an example of a sensor that can measure the distance from the guide surface.
- one of the pair of cart units 6 and 6 is made of aluminum so that it can correspond to either an aluminum rail or a stainless steel rail.
- An overcurrent sensor for iron and an overcurrent sensor for iron are provided on the other side. The position of the guide surface on the guide roller 24 side may be inspected by the overcurrent sensor 54.
- FIG. 3 shows the inspection relating to the litz wire 58 and the feeder wire 59, which are supported by the litz wire holder 52. Since the rail 4 is provided with the Litz wire holders 52 on both the left and right sides, the light sources L1 to L4 and the light receiving elements D1 to D4 are provided on both the left and right sides so that the left and right Litz wire holders 52 can be inspected.
- a magnetic power receiving core 55 is wound with a coil (not shown) and receives power in a non-contact manner by a magnetic field from an alternating current flowing through the litz wire 58. In addition, wireless communication is performed with the feeder line 59 via the antenna 56.
- the slack of the litz wire 58 is inspected by the light sources L1, L2 and the light receiving ends D1, D2, and the slack of the feeder wire 59 is inspected by the light sources L3, L4 and the light receiving ends D3, D4.
- the rod 57 supports the light receiving ends D3 and D4. Both ends of the coil wound around the power receiving core 55 are connected to the rectifying unit 60, stored in the capacitor 62, and electric power is supplied to the traveling motor 14 and the lifting motor 66 via the inverter 64.
- the power supply voltage of the traveling motor 14 is monitored by the voltage sensor S1, and the power supply voltage of the elevating motor 66 is monitored by the voltage sensor S2.
- the communication environment measuring unit S3 transmits the electric field strength of the signal from the feeder line 59 and the communication success rate, for example, transmission. Measure the success rate, or the success rate of both reception and transmission.
- FIG. 4 shows the communication environment of the inspection cart 2.
- the inspection cart 2 and other transport carts communicate with the ground-side controller 75 by, for example, feeder communication, carry articles according to the instructions and inspect the rails, and run according to predetermined rules, so that other overhead traveling vehicles Avoid interference.
- the inspection cart 2 can communicate via a wireless LAN, and is assigned a unique communication address in the wireless LAN. For example, when the inspection cart 2 is stopped in the maintenance area, the inspection cart 2 is transmitted to the diagnostic computer 72 via the access point 70.
- a USB memory or the like may be attached to the inspection cart 2 and the inspection data may be output to the diagnostic computer 72 via the USB memory.
- 73 is a monitor
- 74 is a user input such as a keyboard and a mouse.
- FIG. 5 shows the collection of the inspection data in the inspection cart 2 and the processing in the diagnostic computer 72.
- the inspection data defines, for each type, a target value and a normal range, a warning range that deviates from the normal range, and an abnormal range that deviates from the warning range.
- the sampling unit 80 samples inspection data from a sensor or the like at a sampling period of 10 msec, for example.
- the inspection data is processed by the comparison unit 81 and the temporary memory 82, and the worst value (data having the largest deviation from the target value) within the storage cycle such as 100 milliseconds is written in the storage unit 84.
- the storage unit 84 is a nonvolatile EEPROM or the like.
- the communication environment means the strength of the received electric field and the success rate of communication.
- the comparison unit 81 compares which inspection data in the temporary memory 82 and the current data is out of the target value, and writes the inspection data (worst value) out of the target value in the temporary memory 82.
- the worst value is stored in the storage unit 84 at a cycle of 100 milliseconds.
- the record of the inspection data to be stored consists of, for example, evaluation of the inspection data value, defect / warning / normality, etc., the time is determined from the address of the record, and the position on the travel route (which position on which rail) is The time and position are recorded in the log file 86. The time and position data may be added to the inspection data record.
- the diagnosis computer 72 processes the inspection data record in the storage unit 84 and the data in the log file 86 by the viewer 90. Using the travel route layout information stored in the map storage unit 92, the viewer 90 superimposes the inspection data on the travel route layout and displays it on the monitor 73. In response to this display, the operator can make a question, search, etc. from the user input 74.
- FIG. 6 is a display centered on the position of the inspection carriage.
- the position of the inspection carriage is indicated by a rectangular mark so as to overlap the travel route layout, and the inspection carriage moves on the layout.
- Symbols such as A01 are points indicating the position of the travel route.
- the display area 102 indicates that the intensity of vibration on the X axis, the Y axis, and the Z axis is shown, and can be changed to another inspection item.
- the display area 104 shows the range of time to be displayed, and the behavior of vibration during this time is shown in the display area 106.
- FIG. 7 is a display of the test result of the travel route.
- the travel route is divided into inspected and uninspected, the inspected section is normally black, the warning (between abnormal and normal) and abnormal Shown in different colors or different shapes.
- An icon indicating the type of failure is displayed for the warning and the abnormality, and the icon is color-coded for the warning and the abnormality or has a different shape.
- a warning is given that the success rate of communication between points A11 and A12 is low.
- the inspection truck is allowed to travel a plurality of travel routes.
- the icons are shifted and arranged every round, and such an example is shown in FIG.
- FIG. 8 the inspection data for three laps is shown, and between points A02 and A03, the received voltage to the traveling motor is abnormal in the first and third laps, and a warning is issued in the second lap.
- the foup vibration is abnormal in the first lap, normal in the second lap, and a warning in the third lap.
- the received voltage to the lifting motor is a warning in the first and third laps and normal in the second lap.
- an overhead traveling vehicle system in which several hundreds of overhead traveling vehicles travel can be inspected during operation.
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- Transportation (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
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Abstract
Description
10 本体部 12 走行車輪 14 走行モータ 16 付勢部
20 従動輪 22,24 ガイドローラ 28 受電ユニット
30 クロスローラベアリング 32 リニアセンサ
34 ラテラルユニット 36 θユニット 38 ホイスト
40 ハンド 41 チャック 46 変位センサ
48 振動センサ 50,51 踏面 52 リッツ線ホルダ
53 ガイド 54 渦電流センサ 55 受電コア
56 アンテナ 57 ロッド 58 リッツ線
59 フィーダー線 60 整流部 62 キャパシタ
64 インバータ 66 昇降モータ 68 通信ユニット
70 アクセスポイント 72 診断用コンピュータ 73 モニタ
74 ユーザ入力 75 地上側コントローラ 76 LAN
80 サンプリング部 81 比較部 82 一時メモリ
84 記憶部 86 ログファイル記憶部 90 ビューワ
92 マップ記憶部 100~106 表示領域
L1~L4 光源 D1~D4 受光素子 S1,S2 電圧センサ
S3 通信環境測定部
Claims (15)
- 複数台の搬送車と少なくとも1台の検査台車とが、地上側コントローラからの指令により、走行ルートを走行する搬送車システムにおいて、
前記検査台車は、前記複数台の搬送車と、衝突の回避ルールと速度の規制ルール及び加減速のパターンが共通で、
かつ前記検査台車は、走行ルートを走行中に、走行ルートへの検査データを取得するように構成されていることを特徴とする、搬送車システム。 - 前記検査台車は、走行中は検査データを、外部に出力することなく、メモリに記憶するように構成されていることを特徴とする、請求項1の搬送車システム。
- 複数のサンプリング周期を1記憶周期とし、
前記検査台車は、
前記サンプリング周期毎に検査データをサンプリングし、
1記憶周期内で、許容範囲から最も外れた検査データを、記憶周期の検査データとして記憶するように構成されていることを特徴とする、請求項1または2の搬送車システム。 - 前記検査台車は、前記許容範囲から外れた検査データが無い記憶周期に対し、前記許容範囲内で目標値から最も外れた検査データを記憶するように構成されていることを特徴とする、請求項3の搬送車システム。
- 前記複数台の搬送車と検査台車はLANを介して前記地上側コントローラと通信するように構成され、
前記検査台車は、固有の通信アドレスが与えられている無線通信ユニットをさらに備え、搬送車システムの診断用コンピュータに接続された無線アクセスポイントを経由して、前記検査データを診断用コンピュータに出力するように構成されていることを特徴とする、請求項1~4のいずれかの搬送車システム。 - 前記検査台車は、前記複数台の搬送車と共通のキャリアを搬送でき、かつ前記キャリアが搬送中に受ける振動を検査データとして取得するように構成されていることを特徴とする、請求項1~5のいずれかの搬送車システム。
- 前記検査台車と前記複数台の搬送車は、走行ルートに敷設された給電線から非接触に受電するように構成され、
かつ前記検査台車は給電線からの受電電力を検査データとして取得するように構成されていることを特徴とする、請求項1~6のいずれかの搬送車システム。 - 前記検査台車と前記複数台の搬送車は、地上側コントローラと無線通信するように構成され、
かつ前記検査台車は無線通信での受信電界強度と通信の成功率を検査データとして取得するように構成されていることを特徴とする、請求項1~7のいずれかの搬送車システム。 - 前記検査台車と前記複数台の搬送車は、走行ルートに設けられたバーコードを読み取るように構成され、
かつ前記検査台車は、バーコードの取付の良/不良のデータを、検査データとして取得するように構成されていることを特徴とする、請求項1~8のいずれかの搬送車システム。 - 走行ルートには前記検査台車及び前記複数台の搬送車をガイドするガイドが設けられ、
かつ前記検査台車は、ガイド位置の良/不良のデータを、検査データとして取得するように構成されていることを特徴とする、請求項1~9のいずれかの搬送車システム。 - 前記検査台車は、前記給電線のたるみに関する検査データを取得するように構成されていることを特徴とする、請求項7の搬送車システム。
- 前記診断用コンピュータは、走行ルートのレイアウトに重ねて、搬送車システムの不具合をモニタに表示するように構成されていることを特徴とする、請求項1~11のいずれかの搬送車システム。
- 前記診断用コンピュータは、搬送車システムの不具合の種類によりアイコンの種類を変え、かつ不具合の程度によりアイコンの色を変えて、表示するように構成されていることを特徴とする、請求項12の搬送車システム。
- 複数台の搬送車が地上側コントローラからの指令により走行ルートを走行する、搬送車システムの検査方法において、
前記複数台の搬送車と、衝突の回避ルールと速度の規制ルール及び加減速のパターンが共通の検査台車を備え、
かつ前記検査台車は、走行ルートを走行中に、走行ルートへの検査データを取得することを特徴とする、搬送車システムの検査方法。 - 複数台の搬送車が地上側コントローラからの指令により走行ルートを走行する搬送車システムでの、走行ルートを検査する検査台車において、
前記検査台車は、前記複数台の搬送車と、衝突の回避ルールと速度の規制ルール及び加減速のパターンが共通で、
かつ前記検査台車は、走行ルートを走行中に、走行ルートへの検査データを取得するように構成されていることを特徴とする、検査台車。
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SG11201606133SA SG11201606133SA (en) | 2014-03-10 | 2015-01-15 | Conveying vehicle system, method of inspecting conveying vehicle system, and inspection truck |
CN201580011855.7A CN106104399B (zh) | 2014-03-10 | 2015-01-15 | 输送车系统、输送车系统的检查方法以及检查台车 |
KR1020167027779A KR101841597B1 (ko) | 2014-03-10 | 2015-01-15 | 반송차 시스템과 반송차 시스템의 검사 방법, 및 검사 대차 |
EP15761437.1A EP3118704B1 (en) | 2014-03-10 | 2015-01-15 | Conveying vehicle system, method of inspecting conveying vehicle system, and inspection truck |
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US20170008540A1 (en) | 2017-01-12 |
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TWI638766B (zh) | 2018-10-21 |
KR101841597B1 (ko) | 2018-03-23 |
JP6079672B2 (ja) | 2017-02-15 |
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