JP5652662B2 - Goods transport equipment - Google Patents

Description

  According to the present invention, an article transport unit that transports an article between a supply source and a supply destination, a transport control unit that controls the operation of the article transport unit, and a transport request received from a host controller, Based on the conveyance request, the conveyance control means is provided for conveying the article from the supply source to the supply destination to the article conveyance means, and the conveyance control means is provided. The present invention relates to an article conveyance facility configured to control the operation of the article conveyance means to convey an article from the supply source to the supply destination based on the conveyance command information from the conveyance management means.

In such article transport equipment, when a transport request from the host controller is transmitted to the transport management means, the transport management means transmits transport command information based on the transport request to the transport control means, and transport control is performed based on the transport command information. The means controls the operation of the article conveying means, and the article conveying means conveys the article located at the supply source to the supply destination.
In such an article transport facility, there is conventionally a structure configured to calculate the total operation time that the article transport unit is operating and display the total operation time on the display unit (for example, , See Patent Document 1).
Incidentally, in the above-described conventional article transport facility, the operator can easily determine the maintenance time of the article transport means by displaying the total operation time of the article transport means on the display means.

JP-A-4-246704

  By the way, when an article is transported from a supply source to a supply destination by the article transport means, an article by the article transport means is in the middle of transporting an article by the article transport means, so that the transport of other articles is delayed. In this case, it may take a long time to convey the article from the supply source to the supply destination. In addition, although the article exists at the supplier, the article cannot wait for a long time from the supplier without being able to promptly transmit the conveyance command information from the conveyance manager to the conveyance controller due to a defect in the conveyance manager. Therefore, it may take a long time to convey the article from the supply source to the supply destination. If the article transport means cannot efficiently transport the article, the article transport schedule is improved. If the transport management information cannot be quickly transmitted from the transport management means to the transport control means, the management is performed. It is conceivable to improve the conveyance efficiency of articles by repairing the means.

  In the above-described conventional article transport equipment, the total operation time displayed on the display means is the total time that the article transport means has been operated. Since the article cannot be efficiently conveyed by the means, it is necessary to quickly transmit the conveyance command information from the conveyance management means to the conveyance control means whether it takes a long time to convey the article from the supply source to the supply destination. If the article waits for a long time without being able to do so, it cannot be determined whether it takes a long time to carry the article from the supplier to the supplier. Therefore, when a long time is required for conveying an article, the cycle that causes the problem cannot be determined. Therefore, the above measures cannot be promoted to improve the article conveying efficiency.

  The present invention has been made in view of the above circumstances, and its purpose is to determine the cycle that causes a long time when transporting an article, and the efficiency of transporting the article. It is in the point which provides the article conveyance equipment which can aim at improvement.

The article conveying facility according to the present invention receives an article conveying means for conveying an article between a supply source and a destination, a conveying control means for controlling the operation of the article conveying means, and a conveying request from a host controller. when enabled transmits a transport command information based on the transport request, in order to transport the article transport means an article based on the transport request to said supply destination from the source, the transport controller controls the transport command information A conveyance management means for transmitting to the means, and the conveyance control means is configured to transfer the article from the supply source to the supply destination based on the conveyance command information from the conveyance management means. It is comprised so that an action | operation may be controlled, Comprising: The 1st characteristic structure is the following.
When the host controller creates the transport request based on work command information from the work command means, or when the host controller transmits the transport request to the transport management means, or the transport management means Any time when a transport request is received is set as a timing start timing, and the time from the timing start timing until the transport management means transmits the transport command information to the transport control means is counted as an elapsed time before transmission. Time management means for storing the elapsed time before transmission in association with the corresponding conveyance command information, and displaying the elapsed time before transmission stored in the time management means on the display means in a form corresponding to the conveyance command information. Display control means is provided.

  In other words, the display means is configured such that when the host controller creates a transport request based on the work command information from the work command means based on the elapsed time before transmission stored in the time management means, or the host controller transports Either the time when the transport request is transmitted to the management means or the time when the transport management means receives the transport request is set as the timing start timing, and the transport management means transmits the transport command information to the transport control means from the timing start timing. Is displayed as a time before transmission in a form corresponding to the conveyance command information.

Therefore, the operator can determine from the elapsed time before transmission displayed on the display means whether the transport command information can be quickly transmitted from the transport management means to the transport control means. .
In other words, when it takes a long time to transport the article from the supply source to the supply destination, if the elapsed time before transmission displayed on the display means is long, the transport management means transports the goods to the transport control means. It is possible to determine that it takes time to transport the article from the supply source to the supply destination by waiting for a long time at the supply source without sending the command information quickly. In addition, when it takes a long time to transport the article from the supplier to the supplier even though the pre-transmission elapsed time displayed on the display means is short, for example, It can be determined that it takes time to transport the article from the supply source to the supply destination due to other reasons such as inefficient conveyance.
Therefore, when it takes a long time to transport the article, it is possible to determine the cycle that causes it, and to improve the efficiency of conveying the article.

  A second feature configuration of the article transport facility according to the present invention is the first feature configuration, wherein the time management unit transmits the transport command information to the transport control unit after the time management unit transmits the transport command information to the supply destination. Time is measured as the transport time, and the transport time and the pre-transmission elapsed time are stored in association with the corresponding transport command information, and the display control means is stored in the time management means. The stored pre-transmission elapsed time and the transport time are displayed on the display unit in a form corresponding to the transport command information.

That is, the display means displays the pre-transmission elapsed time and the transport time in a form corresponding to the transport command information based on the pre-transmission elapsed time and the transport time stored in the time management means.
Therefore, when the elapsed time before transmission displayed on the display unit is long, the worker cannot quickly transmit the conveyance command information from the conveyance management unit to the conveyance control unit, and the article is long to the supplier. By waiting for the time, it can be determined that it takes time to transport the article from the supply source to the supply destination. If the transportation time displayed on the display means is long, the article transportation means efficiently transports the article. By not being able to do this, it can be determined that it takes a long time to transport the article from the supplier to the supplier.
Therefore, when it takes a long time to transport the article, the cycle that causes the problem can be determined more accurately, and the efficiency of transporting the article can be improved.

  The third feature configuration of the article transport facility according to the present invention is the first or second feature configuration, wherein the article transport means includes a plurality of transport devices that transport the article between a supply source and a supply destination, A plurality of transfer devices are configured to sequentially deliver and transfer articles from the supply source to the supply destination, and the transfer control unit controls a plurality of transfer control devices that individually control the operations of the plurality of transfer devices. The time until the conveyance management means transmits the conveyance command information to the conveyance control device that controls the operation of the conveyance apparatus located on the most upstream side of the conveyance from the timing start timing. Is stored as the pre-transmission elapsed time.

That is, it is configured to control the operation of a plurality of transfer devices separately by a plurality of transfer control devices, and sequentially transfer articles from a supply source to a supply destination by a plurality of transfer devices. The means needs to transmit the conveyance command information to each of the plurality of conveyance control devices.
Then, as a method of transmitting the conveyance command information to each of the plurality of conveyance control devices, for example, the conveyance management means sends the conveyance command information to the one corresponding to the conveyance device on the most upstream side of the plurality of conveyance control devices. There is a method of sequentially transmitting the conveyance command information to a plurality of conveyance devices, such as transmitting the conveyance command information to the next conveyance control device when the conveyance of the article by the conveyance device is completed. In this case, the timing at which the transport management unit transmits the transport command information to the transport control device is more influenced by the transport time required by the transport device in the transport control device located on the downstream side of the transport, and the timing is greatly delayed. .
However, since the pre-transmission elapsed time is the time from the start timing to the time when the transport command information is transmitted to the transport control device that controls the operation of the transport device located most upstream of the transport, the transport command information as described above Is less delayed, and the influence of the transport time required by the transport device on the elapsed time before transmission can be reduced.

  According to a fourth feature configuration of the article transport facility according to the present invention, in the third feature configuration, one or more of the plurality of transport devices may transfer the article between the transport source and the transport destination. It is comprised by the self-propelled trolley | bogie which is provided with the transfer apparatus which transfers, and conveys articles | goods between the said conveyance origin and the said conveyance destination, The said time management means carries out the operation | movement of the said self-propelled trolley from the said conveyance management means. The transfer source movement time from when the transfer command information is transmitted to the transfer control device to be controlled until the transfer device is positioned at the transfer source, and transfer of articles from the transfer source to the transfer device is started. The transfer source transfer time from the transfer source to the transfer destination, the transfer destination transfer time from the transfer source to the transfer destination, the article from the transfer device to the transfer destination From the start of the transfer until the transfer is completed Any one or more of the destination transfer times are configured to be stored in association with the corresponding transfer command information, and the display control unit stores the transfer source movement stored in the time management unit Any one or more of the time, the transfer source transfer time, the transfer destination transfer time, and the transfer destination transfer time are displayed on the display unit in a form corresponding to the transfer command information. There is in point.

In other words, one or more of the transfer source movement time, transfer source transfer time, transfer destination transfer time, transfer destination transfer time stored in the time management means corresponds to the transfer command information on the display means. To be displayed.
Thereby, when a long time is required when the transfer device is positioned at the transfer source, the transfer source movement time becomes long, and when a long time is required when the article is transferred from the transfer source to the transfer device. If the transfer time of the transfer source is long and it takes a long time to position the transfer device at the transfer destination, the transfer time of the transfer destination becomes long, and it is long when transferring an article from the transfer device to the transfer destination. When transporting articles from the transport source to the transport destination on a self-propelled carriage, the situation that took a long time is divided into fine cycles and recognized, such as when the transport time is longer when the transport time is required. be able to.

  A fifth feature configuration of the article transport facility according to the present invention is the fourth feature configuration, wherein the transport control device that controls the operation of the self-propelled carriage is transported as the transfer device is positioned at the transport source. The original movement completion information is transmitted to the conveyance management means, and as the transfer of the article from the conveyance source to the transfer device is completed, the conveyance source transfer completion information is transmitted to the conveyance management means. As the loading device is positioned at the transport destination, transport destination movement completion information is transmitted to the transport management means, and the transport destination is transferred as the transfer of the article from the transfer device to the transport destination is completed. Completion information is transmitted to the transport management means, and the time management means transmits the transport command information from the transport management means to the transport control device that controls the operation of the self-propelled carriage. The transfer management means completes the transfer source movement. The time until the information is received is counted as the transfer source movement time, and the transfer management unit receives the transfer source movement completion information until the transfer management unit receives the transfer source transfer completion information. Time is measured as the transfer source transfer time, and the time from when the transfer management unit receives the transfer source transfer completion information until the transfer management unit receives the transfer destination transfer completion information is set as the transfer destination. Time is measured as the movement time, and the time from when the conveyance management unit receives the conveyance destination movement completion information until the conveyance management unit receives the conveyance destination transfer completion information is counted as the conveyance destination transfer time. It is in the point which is comprised.

  That is, the transfer management means transmits transfer command information to the transfer control device that controls the operation of the self-propelled carriage, and the transfer control device completes the movement of the transfer device to the stop position corresponding to the transfer source. The transfer source movement completion information is sent to the transfer management means, and the transfer source transfer completion information is sent to the transfer management means as the transfer of the article from the transfer source to the transfer device is completed. As the movement of the apparatus to the stop position corresponding to the conveyance destination is completed, conveyance destination movement completion information is transmitted to the conveyance management means, and conveyance is performed as the transfer of the article from the transfer apparatus to the conveyance destination is completed. The first transfer completion information is transmitted to the transport management means.

From the timing at which the transport management means transmits the transport command information and the timing at which the transport management means receives the transport source movement completion information, the transport source transfer completion information, the transport destination movement completion information, and the transport destination transfer completion information. The time management means is configured to time the transfer source movement time, the transfer source transfer time, the transfer destination movement time, and the transfer destination transfer time.
As described above, the time management unit can centrally measure the transfer source movement time, the transfer source transfer time, the transfer destination transfer time, and the transfer destination transfer time according to the timing at which the transfer management unit transmits and receives information. It becomes easy to time each time.

Top view of the goods transport facility The top view which shows an article conveyance trolley, its conveyance origin, and a conveyance destination Top view showing stacker crane and its source and destination Control block diagram Diagram showing the transfer history display status Diagram showing cycle time history display status

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
As shown in FIG. 1, the article transport facility includes an automatic warehouse 1 for storing articles, a carry-in conveyor 2 for carrying articles carried in from the outside, a carry-out conveyor 3 for carrying articles carried out to the outside, and There is provided an article transporting carriage 4 that travels on the floor and conveys articles among the automatic warehouse 1, the carry-in conveyor 2, and the carry-out conveyor 3.

  In the automatic warehouse 1, an article storage shelf 7 having a plurality of storage units 6 for storing articles vertically and horizontally, a warehousing conveyor 8 for transporting articles received in the automatic warehouse 1, and articles delivered from the automatic warehouse 1 are stored. There are provided a delivery conveyor 9 for transporting, and a stacker crane 10 that travels on the floor surface and transports articles among the article storage shelves 7, the storage conveyor 8, and the delivery conveyor 9.

Each of the carry-in conveyor 2, the carry-out conveyor 3, the warehousing conveyor 8 and the delivery conveyor 9 has a conveyance upstream end a as a conveyance source, a conveyance downstream end b as a conveyance destination, and a conveyance source and a conveyance destination. It is comprised so that articles | goods may be conveyed between. In addition, in FIG. 1, the conveyance direction in each conveyor is shown by the arrow.
The article transport carriage 4 has the transport downstream end b of the carry-in conveyor 2 or the transport downstream end b of the unloading conveyor 9 as a transport source, and the transport upstream end a of the unload conveyor 9 or the unloading conveyor 3. The transport upstream end a is a transport destination, and the article is transported between the transport source and the transport destination.
The stacker crane 10 uses the transport downstream end b of the warehousing conveyor 8 as a transport source and the storage unit 6 of the article storage shelf 7 as a transport destination, or uses the storage unit 6 of the article storage shelf 7 as a transport source. An article is conveyed between a conveyance source and a conveyance destination with the conveyance upstream side end a of the delivery conveyor 9 as a conveyance destination.

  As described above, each of the plurality of transfer devices 11 such as the carry-in conveyor 2, the carry-out conveyor 3, the article transport carriage 4, the warehousing conveyor 8, the shed conveyor 9, and the stacker crane 10 is provided between the transport source and the transport destination. It is comprised so that an article | item may be conveyed, and it is comprised so that the articles | goods may be delivered in order by the some conveyance apparatus 11, and may be conveyed from the conveyance start location B as a supply source to the conveyance end location G as a supply destination. . And the article conveyance means A which conveys an article between the conveyance start location B and the conveyance end location G includes a plurality of conveyance devices 11.

  As described above, two of the plurality of transport devices 11 are configured by the article transport cart 4 and the stacker crane 10, and these two transport devices 11 are between the transport source and the transport destination. It comprises a self-propelled carriage that includes a transfer device 24 for transferring an article and conveys the article between a conveyance source and a conveyance destination.

  Then, in the case where the articles carried in from the outside are stored in the storage section 6 of the article storage shelf 7, the articles carried in from the outside are placed on the conveyance upstream end a of the carry-in conveyor 2 serving as the conveyance start location B. The article placed thereon is transported to the transport downstream end b by the carry-in conveyor 2. Then, the article located at the conveyance downstream end b of the carry-in conveyor 2 is placed on the article conveyance carriage 4 and the loaded article is wholesaled to the conveyance upstream end a of the warehousing conveyor 8 in the automatic warehouse 1. The articles are conveyed to the automatic warehouse 1 by being conveyed by the article conveying cart 4.

The articles conveyed to the automatic warehouse 1 are conveyed to the conveyance downstream end b by the warehousing conveyor 8. Then, an article located at the transport downstream end b of the carry-in conveyor 2 is scraped by the stacker crane 10, and the scraped article is wholesaled to the storage section 6 of the article storage shelf 7 that is the transfer end point G. The articles are transported by the stacker crane 10 and are stored in the storage unit 6.
As described above, when the articles carried in from the outside are stored in the storage section 6 of the article storage shelf 7, the upstream end a of the transfer conveyor 2 is defined as the transfer start location B, and the article storage shelf 7 is stored. With the part 6 as the conveyance end point G, the articles are sequentially delivered and conveyed in the order of the carry-in conveyor 2, the article conveyance carriage 4, the warehousing conveyor 8, and the stacker crane 10.

  Further, when the articles taken out from the storage section 6 of the article storage shelf 7 are carried out to the outside, the articles are taken out from the storage section 6 and conveyed by the stacker crane 10 so as to be wholesaled to the conveyance upstream end a of the unloading conveyor 9. Then, it is transported to the transport downstream end b by the unloading conveyor 9. Then, an article located at the conveyance downstream end b of the delivery conveyor 9 is placed on the article conveyance carriage 4 so that the article is conveyed from the automatic warehouse 1.

The articles conveyed from the automatic warehouse 1 are conveyed by the article conveying carriage 4 so as to be wholesaled to the conveyance upstream end a of the carry-out conveyor 3, and the wholesaled articles are conveyed downstream by the carry-out conveyor 3. After being transported to the side end b, it is transported to the outside.
As described above, when the article taken out from the storage unit 6 is carried out to the outside, the article is sequentially delivered and conveyed in the order of the stacker crane 10, the delivery conveyor 9, the article transport cart 4, and the carry-out conveyor 3. Yes.

  Further, in addition to the case where the articles carried in from the outside are stored in the storage section 6 of the article storage shelf 7 and the case where the articles taken out from the storage section 6 of the article storage shelf 7 are carried out to the outside, the carry-in conveyor 2 When the articles are transported so as to be sequentially delivered in the order of the article transport cart 4 and the carry-out conveyor 3 and the articles carried in from the outside are carried out without being stored in the storage section 6, the stacker crane 10, Conveyor 9, article transport cart 4, warehousing conveyor 8, stacker crane 10 are sequentially conveyed so as to be delivered, and the article taken out from storage unit 6 is stored in storage unit 6 of another automatic warehouse 1. There is a case.

[Goods carrier cart]
Next, the transport of the article transport cart 4 will be described based on FIG. 2, but the transport source of the article transport cart 4 is denoted by the symbol F, and the transport destination of the article transport cart 4 is denoted by the symbol T. I will explain.
When the articles carried from the outside are stored in the storage section 6 of the article storage shelf 7, the article transport carriage 4 uses the transport downstream side end b of any of the plurality of transport conveyors 2 as a transport source F, and An article is conveyed from the conveyance source F to the conveyance destination T, with the conveyance upstream end a of any of the warehousing conveyors 8 as the conveyance destination T.
Moreover, when carrying out the article taken out from the storage unit 6 of the article storage shelf 7 to the outside, the article transport cart 4 uses the transport downstream side end b of any of the plurality of unloading conveyors 9 as the transport source F, The transport upstream end a of any of the plurality of carry-out conveyors 3 is used as the transport destination T, and the article is transported from the transport source F to the transport destination T.

  When the article is conveyed from the conveyance source F to the conveyance destination T by the article conveyance carriage 4, the article conveyance carriage 4 is first moved to move so that the transfer device 24 is positioned at the conveyance source F, and then the conveyance source The article located at F is transferred from the transfer source F to the transfer device 24. Next, after the article transport carriage 4 travels and moves so that the transfer device 24 is positioned at the transport destination T, the article positioned on the transfer device 24 is transferred to the transport destination T.

  In the article transport facility, the travel route of the article transport cart 4 is set in a straight line, and the two article transport carts 4 are provided so as to share the travel route, and all the transport sources F and transport destinations T are provided. On the other hand, any of the two article transport carts 4 can be transferred. And the charging device 25 which charges with respect to the goods conveyance trolley | bogie 4 is provided in the both ends of the driving | running | working path | route, and the article conveyance trolley 4 is a contact state by running and moving to the position corresponding to the charging device 25. Or it is comprised so that charge is possible in a non-contact state.

[Stacker crane]
Hereinafter, the transport of the stacker crane 10 will be described based on FIG. 3, but the transport source of the stacker crane 10 is denoted by the reference symbol F in the same manner as the description of the article transport cart 4 described above. The transport destination will be described with reference numeral T.
When the articles carried from the outside are stored in the storage section 6 of the article storage shelf 7, the stacker crane 10 uses the downstream end b of the conveyor 8 of the warehousing conveyor 8 as the transfer source F and the pair of article storage shelves 7. As any one of the plurality of storage units 6, the article is conveyed from the conveyance source F to the conveyance destination T as the conveyance destination T.
Moreover, when carrying out the articles | goods taken out from the storage part 6 of the articles | goods storage shelf 7 outside, the stacker crane 10 uses either of the some storage parts 6 in a pair of article storage shelves 7 as the conveyance source F, The conveyance upstream end a of the conveyor 9 is a conveyance destination T, and the article is conveyed from the conveyance source F to the conveyance destination T.

  When the article is conveyed from the conveyance source F to the conveyance destination T by the stacker crane 10, first, the traveling carriage is moved and the lifting platform is moved up and down so that the transfer device 24 is positioned at the conveyance source F. Thereafter, the article located at the transport source F is transferred from the transport source F to the transfer device 24. Next, after the traveling carriage is moved and moved so that the transfer device 24 is positioned at the transport destination T and the lift is moved up and down, the article positioned on the transfer device 24 is transferred to the transport destination T.

In the case where the article transport carriage 4 and the stacker crane 10 transport an article, the article is transferred from the transfer source F to the transfer apparatus 24 after the transfer device 24 starts moving toward the stop position corresponding to the transfer source F. The process up to the transfer to the transfer destination is referred to as a “rake cycle”, and the article is transferred from the transfer apparatus 24 to the transfer destination T after the transfer apparatus 24 starts moving toward the stop position corresponding to the transfer destination T. The process up to this is referred to as a “grating cycle”.
The period from when the article transport cart 4 starts traveling toward the travel position corresponding to the charging device 25 until the charging of the article transport cart 4 is completed is referred to as a “charging cycle”.

Each of the carry-in conveyor 2, the carry-out conveyor 3, the warehousing conveyor 8, and the warehousing conveyor 9 has an upstream presence / absence detection sensor 21 that detects whether or not an article is present at the conveyance upstream end a, A downstream presence / absence detection sensor 22 that detects whether or not an article is present at the downstream end b is provided.
The upstream presence / absence detection sensor 21 can detect that the article is placed on the conveyance upstream end a of the conveyor and that the article is conveyed from the conveyance upstream end a to the conveyance downstream. In addition, the downstream presence / absence detection sensor 22 can detect that the article has been conveyed to the conveyance downstream end b and that the article has been wholesaled from the conveyance downstream end b of the conveyor. ing.

  As shown in FIG. 4, when the article transport cart 4 transports an article, whether or not the transport destination T can accept the article is determined by whether or not the article exists at the transport destination T. If there is no article at the transport destination T, the transport destination T is a transport destination T that can accept the article. Therefore, the upstream presence / absence detection sensors 21 provided on the plurality of carry-out conveyors 3 and the upstream presence / absence detection sensors 21 provided on the plurality of warehousing conveyors 8 that can detect the presence / absence of the article at the transport destination T. Is capable of detecting whether or not an article is present at the transport destination T. In other words, the upstream side presence / absence detection sensor 21 provided on the plurality of carry-out conveyors 3 and the upstream side presence / absence detection sensor 21 provided on the plurality of warehousing conveyors 8 accept the article by the transport destination T that transports the article. This corresponds to state detection means for detecting whether or not it is possible.

[Control of goods transport equipment]
As shown in FIG. 4, the article transport facility manages the article storage information that is information on the articles stored in the automatic warehouse 1, and the articles carried into the article transport facility and the articles carried out from the article transport facility. Management means S for managing the transport command information, a work command device ER for transmitting work command information of the article to the management means S based on a carry-in request or a carry-out request input at an operation terminal (not shown), and a management means On the basis of the conveyance command information from S, a conveyance control device C that controls the operation of the conveyance device 11 and a monitoring device CD that displays the state of the article conveyance facility in response to an operator's request are provided.

The management means S includes a work management apparatus MS that creates a transport request based on work command information (carry-in command information and carry-out command information) from the work command apparatus ER, and a transport that transmits transport command information based on the transport command information. A transport management device CS that selects the control device C and transmits the transport command information to the transport control device C to be transmitted is configured.
Incidentally, the work command device ER corresponds to work command means for transmitting work command information to the work management device MS, and the work management device MS creates a transport request based on the work command information from the work command device ER. Corresponding to the controller, the conveyance management device CS receives a conveyance request from the work management device MS, and based on the conveyance request, the article conveyance means A conveys the article from the conveyance start point B to the conveyance end point G. This corresponds to a conveyance management unit that transmits conveyance command information based on the conveyance request to the conveyance control unit AC.
The transport request transmitted from the work management device MS to the transport management device CS is the same data as the transport command information transmitted from the transport management device CS to the transport control means AC. This will be described as information.

A plurality of conveyance control devices C are provided so as to control the operations of the plurality of conveyance devices 11 separately. As the conveyance control device C, the operation of the stacker crane 10 is performed based on the conveyance command information from the conveyance management device CS. The crane control device RC to be controlled, the entry / exit control device WC for controlling the operation of the warehousing conveyor 8 and the delivery conveyor 9 based on the conveyance command information from the conveyance management device CS, and the conveyance command information from the conveyance management device CS A carriage controller SC for controlling the operation of the article carrier truck 4 based on the above, a carry-in / out controller DC for controlling the operations of the carry-in conveyor 2 and the carry-out conveyor 3 based on the conveyance command information from the conveyance management apparatus CS, Is provided.
The crane control device RC is provided in the same number as the stacker crane 10, the storage control device WC is provided in the unit of the automatic warehouse 1, and the same number as the automatic warehouse 1 is provided, and the cart control device SC is 1 A stand is provided, and one carry-in / out controller DC is provided.
The three crane control devices RC, three entry / exit control devices WC, one cart control device SC, and one carry-in / out control device DC constitute a transport control means AC, A conveyance control unit AC is configured by the conveyance control device C.

  If the transfer start point B and the transfer end point G are determined, the transfer source and transfer destination of each transfer device 11 are uniquely determined. Therefore, the transfer control device C that receives the transfer command information Based on the transport command information, the operation of the transport device 11 can be controlled to transport the article from the transport source to the transport destination.

  The work command device ER, the work management device MS, the conveyance management device CS, the monitoring device CD, the crane control device RC, the loading / unloading control device WC, the cart control device SC, and the loading / unloading control device DC communicate with each other on the communication line L. Is connected to send and receive.

A description will be given of the work management apparatus MS.
When work command information (carry-in command information and carry-out command information) is transmitted from the work command device ER, the work management device MS creates transport command information with reference to the transmitted work command information and article storage information.
Incidentally, the carry-in command information includes information indicating the carry-in conveyor 2 into which the article is carried in and article information (information indicating the packing form, the product name, and the number of products). The carry-out command information includes information indicating the carry-out conveyor 3 for carrying out the article and article information. Further, the conveyance command information includes information indicating the conveyance start location B, information indicating the conveyance end location G, and article information.

In other words, when the work management device MS receives the carry-in command information from the work command device ER, the work management device MS carries the carry-in conveyor 2 (the upstream end a of the carry-in conveyor 2) on which the article is loaded based on the carry-in command information. The storage unit 6 that stores the articles that are assigned to the start location B and stores the articles carried in with reference to the conveyance command information is allocated to the conveyance end location G to generate conveyance command information, and the conveyance command information is transmitted to the conveyance management device CS. It is configured as follows.
Further, when the work management device MS receives the carry-out command information from the work command device ER, the work management device MS assigns the storage unit 6 storing the articles to be carried out to the conveyance start location B, and carries out the carry-out conveyor 3 (for carrying out). The conveyance downstream end portion b) of the conveyor 3 is assigned to the conveyance end point G to generate conveyance command information, and the conveyance command information is transmitted to the conveyance management device CS.

Next, the conveyance control device C will be described.
Each of the plurality of transfer control devices C manages the transfer state of the corresponding transfer device 11 by transmitting and receiving information to and from the corresponding transfer device 11, and displays information indicating the transfer state of the corresponding transfer device 11. It is configured to transmit to the transport management device CS.
Specifically, the loading / unloading control device DC or the loading / unloading control device WC places articles on the upstream end a of conveyance based on the detection information of the upstream presence / absence detection sensor 21 and the downstream presence / absence detection sensor 22. It is managed that the product has been transported from the transport upstream end a toward the transport downstream, the product has been transported to the transport downstream end b, and the product has been unloaded from the transport downstream end b. Is configured to do. Then, the carry-in / out control device DC and the warehousing / controlling device WC transmit the transport source presence information to the transport management device CS as the article is placed on the transport upstream end a, and the product transports the upstream upstream end a. The transport source non-existence information is transmitted to the transport management device CS as it is transported from the transport destination, and the transport destination presence information (transport completion information) is transported to the transport management device CS as the article is transported to the transport downstream end b. And the destination information is transmitted to the transport management device CS as the article is lowered from the transport downstream end b.

  Further, the carriage control device SC and the crane control device RC are configured so that the transfer device 24 is transferred to the transfer source F based on detection information of a sensor (for example, the state detection sensor 19) provided in the article transport cart 4 and the stacker crane 10. The movement to the corresponding stop position, the transfer of the article from the transfer source F to the transfer device 24 is completed, the transfer device 24 has moved to the stop position corresponding to the transfer destination T, the transfer device 24 It is configured to manage that the transfer of the article from the transport destination to the transport destination T is completed. Then, the carriage control device SC and the crane control device RC transmit the transfer source movement completion information to the transfer management device CS as the transfer of the transfer device 24 to the stop position corresponding to the transfer source F is completed. As the transfer of the article to the mounting apparatus 24 is completed, the transfer source transfer completion information is transmitted to the transfer management apparatus CS, and the movement of the transfer apparatus 24 to the stop position corresponding to the transfer destination T is completed. Accordingly, the transfer destination movement completion information is transmitted to the transfer management device CS, and the transfer destination transfer completion information (transfer completion information) is transferred and managed as the transfer of the article from the transfer device 24 to the transfer destination T is completed. It is configured to transmit to the device CS.

  Further, based on the detection information of the sensors provided on the carriage control device SC and the article conveyance carriage 4, the article conveyance carriage 4 has traveled to the stop position corresponding to the charging device 25, and the article conveyance carriage 4 It is configured to manage that the charging is completed, and when the article transport carriage 4 travels to a stop position corresponding to the charging device 25, the travel movement completion information is transmitted to the transport management device CS, and charging is performed. Is completed, the charging completion information is transmitted to the transport management device CS.

Next, the transport management device CS will be described.
When the conveyance command information is transmitted from the work management device MS, the conveyance management device CS performs conveyance command information based on the information indicating the conveyance start location B and the information indicating the conveyance end location G included in the conveyance command information. Is selected, and article conveyance command information is transmitted to the selected conveyance control device C. At this time, when the conveyance command information is first transmitted to one of the selected plurality of conveyance control devices C and the conveyance completion information is received from the conveyance control device C that has transmitted the conveyance command information, the next conveyance control device The conveyance command information is sequentially transmitted in order from the conveyance control device C that controls the operation of the conveyance device 11 on the upstream side of the conveyance such that the conveyance command information is transmitted to C.

  To explain with a specific example, for example, the storage unit 6 in the article storage shelf 7 located on the leftmost side in FIG. 1 is assigned to the conveyance start location B, and the carryout conveyor 3 located on the rightmost side in FIG. When assigned to the location G, the loading / unloading control device DC, the cart control device SC, the loading / unloading control device WC for controlling the loading conveyor 9 in the automatic warehouse 1 located on the leftmost side, and the operation of the stacker crane 10 Is configured to select the crane control device RC that controls the transport control device C that transmits the transport command information.

  And the conveyance management apparatus CS transmits conveyance command information with respect to the crane control apparatus RC corresponding to the stacker crane 10 used as the conveyance apparatus 11 of the conveyance upstream most. When the transfer completion information is received from the crane control device RC, the transfer command information is transmitted to the loading / unloading control device WC corresponding to the unloading conveyor 9 which becomes the next transfer device 11. Thereafter, similarly, the conveyance command information is also transmitted to the cart control device SC and the carry-in / out control device DC, and the transfer completion information from the carry-in / out control device DC corresponding to the carry-out conveyor 3 serving as the transfer device 11 on the most downstream side of the transfer. Is received, the transfer management device CS is configured to transmit transfer completion information indicating that transfer of the transfer command information has been completed to the work management device MS.

  Further, the transport management device CS detects the upstream presence / absence detection sensor 21 provided in the plurality of carry-out conveyors 3 and the upstream presence / absence detection sensors provided in the plurality of warehousing conveyors 8 with respect to the cart controller SC. Based on the detection information of the sensor 21, and the detection information of the downstream presence / absence detection sensor 22 provided in the plurality of carry-in conveyors 2 and the downstream presence / absence detection sensor 22 provided in the plurality of delivery conveyors 9, In a state where the article to be transported does not exist in the transport source F or in a state in which the transport destination T cannot accept the article, the transport command information is not transmitted to the cart controller SC, and there is an article to be transported in the transport source F. The transport command information is transmitted to the cart controller SC in a state where the transport destination T can accept the article.

The conveyance management device CS stores the time when the conveyance command information from the work management device MS is received as a conveyance log in association with the conveyance command information. Further, the transport management device CS stores the time when the transport command information is transmitted to the transport control device C in association with the transport command information and information indicating the target transport device 11 as a transport log. The conveyance management device CS stores the time when the charging command information is transmitted to the cart control device SC as a conveyance log in association with the information indicating the charging command information.
In addition, the transfer management device CS corresponds to the time when each of the transfer source presence information, the transfer source non-existence information, the transfer destination presence information, and the transfer destination non-existence information is received from the carry-in / out control device DC and the entry / exit control device WC. It is stored as a transport log in association with transport command information to be performed. Further, the transfer management device CS receives the transfer source movement completion information, the transfer source transfer completion information, the transfer destination movement completion information, the transfer destination transfer completion information, the travel movement completion information, and the charging from the cart control device SC and the crane control device RC. The time at which each of the completion information is received is stored as a transport log in association with the corresponding transport command information.
Then, the work management device MS stores the time when the transport command information is created based on the work command information from the work command device ER as a transport log in association with the transport command information.
The transport management device CS and the work management device MS are configured to transmit a transport log to the monitoring device CD at every request or set time from the monitoring device CD.

Next, the monitoring device CD will be described.
The monitoring device CD comprises a computer 12, a monitor 13 as a display means, a keyboard 14 and a mouse 15 as input means, and the monitoring device CD carries a carrier transmitted to the cart control device SC. The same transport command information as the command information is transmitted from the transport management device CS.

The computer 12 includes time management means 16 and display control means 17 in a program format.
The time management means 16 uses the time when the work management device MS creates work command information based on the transport log from the transport management device CS and the work management device MS as the timing start timing, and from the timing start timing, the transport management device CS. Is configured to measure the time until transmission of the conveyance command information to the conveyance control means AC as an elapsed time before transmission, and store the elapsed time before transmission in association with the corresponding conveyance command information.
In addition, the time management unit 16 transmits the conveyance command information to the conveyance control apparatus C that targets the conveyance device 11 that is located on the most upstream side of the conveyance from the start timing of the timing as the elapsed time before transmission. Time to do is memorized.

  Further, the time management unit 16 transmits the conveyance command information to the conveyance control device C that controls the operation of the conveyance device 11 in which the management unit S is located on the most upstream side of the conveyance based on the conveyance log from the conveyance management device CS. The time from when the article is conveyed to the conveyance end point G is counted as the conveyance time, and the conveyance time and the elapsed time before transmission are stored in association with the corresponding conveyance command information.

Further, the time management means 16 is configured to measure the following time based on the transport log from the transport management device CS and store it in association with the corresponding transport command information.
That is, the time management means 16 waits until the transfer management device CS receives the transfer source movement completion information after the transfer command information is transmitted from the transfer management device CS to the cart control device SC (from the transfer management device CS to the cart control device SC. The time from when the transfer command information is transmitted to when the transfer device 24 moves to a position corresponding to the transfer source F) is measured as the transfer source movement time.
Further, the time management unit 16 waits until the transfer management device CS receives the transfer source transfer completion information after the transfer management device CS receives the transfer source movement completion information (the article from the transfer source F to the transfer device 24). The time from the start of the transfer to the completion of the transfer) is measured as the transfer time of the transfer source.

Further, the time management means 16 waits until the transfer management device CS receives the transfer destination movement completion information after the transfer management device CS receives the transfer source transfer completion information (the transfer device 24 corresponds to the transfer source F). Time from the position to the position corresponding to the transport destination T) is measured as the transport destination moving time.
The time management unit 16 receives the transfer destination transfer completion information after the transfer management device CS receives the transfer destination movement completion information (the transfer of the article from the transfer device 24 to the transfer destination T is started). Time until the transfer is completed) is measured as the transfer destination transfer time.

In addition, the time management means 16 waits until the transfer management device CS receives the charge movement completion information after the charge command information is transmitted from the transfer management device CS to the cart control device SC (from the transfer management device CS to the cart control device SC). The time from when the charging command information is transmitted until the transfer device 24 moves to a position corresponding to the charging device 25) is measured as the charging movement time.
Further, the time management unit 16 waits until the conveyance management device CS receives the charging completion information after the conveyance management device CS receives the charging movement completion information (the charging is completed after the charging of the article conveyance carriage 4 is started). )) As the charging time.

The display control means 17 is configured to display the elapsed time before transmission and the transport time stored in the time management means 16 on the monitor 13 in a form corresponding to the transport command information.
Further, the display control means 17 displays the transfer source movement time, transfer source transfer time, transfer destination movement time, and transfer destination transfer time stored in the time management means 16 in the monitor 13 in a form corresponding to the transfer command information. It is configured to display.

  Then, the display control means 17 includes a transport history display state in which the elapsed time before transmission and the transport time are displayed on the monitor 13 in a form corresponding to the transport command information, a combination of the transport source travel time and the transport source transfer time, The display state of the monitor 13 can be switched to the cycle time history display state in which one or both of the combination of the movement time and the transfer destination transfer time is displayed on the monitor 13 in a form corresponding to the transfer command information. Has been.

[Transfer history display status]
As shown in FIG. 5, in the transfer history display state, the display control means 17 displays on the monitor 13 information indicating the transfer start location B, information indicating the transfer end location G, information indicating the elapsed time before transfer, and transfer time. And a table in which information indicating transmission transport time obtained by adding transport time to elapsed time before transport and a display target period to be displayed in this table and a character string representing the display target are displayed. ing.

  In the table, there are items of “Completion Date / Time”, “Transportation Category”, “Transport Source”, “Transportation Destination”, “Transmission Transport Time”, “Elapsed Time Before Transport”, and “Transport Time”. Displayed on the same line. Then, as the “completion date and time”, the date and time when the transport management device CS received the transport completion information from the transport control device C corresponding to the transport device 11 located on the most downstream side of the transport is displayed. “Incoming” or “Outgoing” is displayed, and the “Transfer source” and “Transport destination” are 4 digits assigned to the entry conveyor 8, 4 digits assigned to the exit conveyor 9, or storage Any one of the numbers indicating the bank, bay, and level indicating the position of the unit 6 is displayed, and each time is displayed as a numerical value as “transmission transfer time”, “elapsed time before transfer”, and “transfer time”. .

  By the way, as shown in FIG. 2, for the carry-in conveyor 2, a four-digit number that is a combination of the number 11 indicating the carry-in conveyor 2 and the numbers 01 to 03 given for convenience in order to distinguish a plurality of items is assigned. ing. In addition, the carry-out conveyor 3 is assigned a 4-digit number that is a combination of numbers 01 and 02 added for the sake of convenience in order to distinguish the number 12 indicating the carry-out conveyor 3 and a plurality of items. The storage unit 6 is represented by a 2-digit number indicating a bank, a 3-digit number indicating a bay, and a 3-digit number indicating a level.

As the character string, a character string “period” and a character string indicating the date and time indicating the start time and end time of the display target period are shown. Then, the transfer work completed in the display target period represented thereby (the transfer work in which the transfer management device CS has received the transfer completion information from the transfer control device C corresponding to the transfer device 11 located on the most downstream side of the transfer) Information about is displayed in the table.
The character strings of the start time and end time of the display target period can be changed by operating the keyboard 14 or the mouse 15, and are displayed in the table by changing the character strings of the start time and end time of the display target period. The display target period can be changed freely.

In addition, as a character string, a character string “transport category” and a character string indicating the transport category displayed in the table are displayed. As the character string indicating this transport category, there are “whole”, “entry”, “outgoing” and the like. When “entry” is displayed, the transport start point B is the carry-in conveyor 2 and the transport end point G is the storage unit 6 is displayed in the table, and when “departure” is displayed, the case where the transfer start point B is the storage unit 6 and the transfer end point G is the carry-out conveyor 3 is displayed in the table. When displayed, both cases are displayed in the table.
In addition, as the character strings, character strings of “conveyance source” and “conveyance destination”, and character strings indicating the conveyance start point B and the conveyance end point G displayed in the table are displayed. As information indicating the “conveyance source” and “conveyance destination”, there are character strings indicating “the whole”, each of the conveyance start location B, and each of the conveyance end location G.

  The monitor 13 thus switched to the transport time display state displays the elapsed time before transmission, the transport time, and the transmission transport time in a form corresponding to the transport command information. For this reason, the operator recognizes that it takes a long time from the generation of the conveyance command information displayed on the monitor 13 until the conveyance command information is transmitted to the conveyance control means AC. In addition, it can be recognized from the conveyance time displayed on the monitor 13 that it takes a long time to convey the article by the article conveyance means A, and is further displayed on the monitor 13. From the information indicating the transfer start point B and the information indicating the transfer end point G, the transfer start point B and the transfer end point G when a long time is required can be recognized.

[Cycle time history display status]
As shown in FIG. 6, in the cycle time history display state, the display control unit 17 causes the monitor 13 to display information indicating the transfer source movement time, information indicating the transfer source transfer time, information indicating the transfer destination transfer time, and A table in which information indicating the transport destination moving time is associated with a display target period displayed on the table and a character string representing the display target are displayed.

  In the table, there are items of “Completion Date / Time”, “Device ID”, “Cycle”, “Destination”, “Movement Time”, “Transfer Time”, “Charge Time”, and “Completion Category”. Are displayed on the same line. Then, as “completion date and time”, various completions of transfer source movement completion information, transfer source transfer completion information, transfer destination movement completion information, transfer destination transfer completion information, travel movement completion information, or charge completion information in each cycle The time when the transport management device CS received the information is displayed. As the device ID, the stacker crane 10 displays a character string combining two-digit numbers added for convenience in order to distinguish between the English letter “RMA” and a plurality of letters, and the article transport carriage 4 displays the letter “MVA” and a plurality of letters. A character string combining two-digit numbers attached for the sake of convenience is displayed. In addition, “Drake”, “Grated” or “Charge” is displayed as “Cycle”, and “Destination” is a four-digit number assigned to the entry conveyor 8 and a 4-digit assigned to the delivery conveyor 9. , A 4-digit number assigned to the carry-in conveyor 2, a 4-digit number assigned to the carry-out conveyor 3, or a number representing the bank, bay, and level indicating the position of the storage unit 6. It is displayed.

  As the “travel time”, the transport source travel time is displayed as a numerical value in the rake cycle row, the transport destination travel time is displayed as a numerical value in the grater cycle row, and the charge travel time is displayed in the charge cycle row. It is displayed numerically. Further, as the “transfer time”, the transfer source transfer time is displayed as a numerical value in the row of the rake cycle, and the transfer destination transfer time is displayed as a numerical value in the row of the grater cycle. In addition, as “charging time”, the charging time is displayed numerically in the row of the charging cycle. As the “completion category”, “normal completion” in which the cycle has been normally completed or “abnormal completion” in which the cycle has been completed due to an abnormality is displayed.

Similar to the cycle time history display state, a character string “period” and a character string indicating the date and time indicating the start time and end time of the display target period are shown as character strings.
In addition, as a character string, a character string indicating a “model” and a self-propelled carriage displayed in the table are displayed. There are "Whole", "Goods transport cart", and "Stacker crane" as character strings indicating this model. When "Goods transport cart" is displayed, the cycle executed in the goods transport cart 4 is displayed in the table. When “stacker crane” is displayed, the cycle executed by the stacker crane 10 is displayed in the table, and when “whole” is displayed, both cases are displayed in the table.
Similarly, a character string of “device ID” and a character string indicating the transport device 11 displayed on the table are displayed, a character string of “cycle” and a character string indicating the cycle displayed on the table are displayed, A character string “Destination”, a character string indicating a transfer source or a transfer destination displayed on the table, and a character string “Completed category” and a character string indicating a completed category displayed on the table are displayed.

  The monitor 13 thus switched to the cycle time history display state is displayed in a form corresponding to the conveyance command information, the conveyance source movement time, the conveyance source transfer time, the conveyance destination movement time, and the conveyance destination transfer time. . Therefore, the operator can recognize a cycle that takes a long time from each time displayed on the monitor 13, and from the information indicating the transfer source and the transfer destination displayed on the monitor 13. It is possible to recognize the transport source and the transport destination when a long time is required.

[Another embodiment]
(1) In the above embodiment, the timing start timing is set when the upper controller creates a transport request based on the work command information from the work command means. However, the host controller transports the timing start timing to the transport management means. The time when the request is transmitted or the time when the transport management means receives the transport request may be set as the timing for starting timing.

(2) In the above embodiment, the pre-transmission elapsed time, the conveyance time, and the transmission conveyance time are displayed on the display unit in a form corresponding to the conveyance command information. However, the pre-transmission elapsed time and the conveyance time are associated with the conveyance command information. In the display means, the transmission conveyance time is not displayed on the display means, or the transmission pre-transmission time is displayed on the display means in a form corresponding to the conveyance command information, and the transmission conveyance time and the conveyance time are displayed. You may make it not display on a display means.

(3) In the above embodiment, the article conveying means A is configured to include a plurality of conveying devices 11, and the articles are sequentially delivered and conveyed from the supply source to the supply destination by the plurality of conveying devices 11. The article conveying means A is configured to include a single conveying device 11 such as an article conveying cart 4 or a stacker crane 10, and the single conveying device 11 conveys an article from a supply source to a supply destination. Good.

(4) In the above embodiment, the elapsed time before transmission from the time measurement start timing until the management means S transmits the conveyance command information to the conveyance control device C that controls the operation of the conveyance device 11 located on the most upstream side of the conveyance. However, the time from when the timing is started until the management means S transmits the conveyance command information to another conveyance control device C may be the elapsed time before transmission, and each of the plurality of conveyance control devices C from the timing start timing. Each time until the management means S transmits the conveyance command information may be an elapsed time before transmission.

4 Self-propelled cart 10 Self-propelled cart 11 Transport equipment 13 Display means 16 Time management means 17 Display control means A Article transport means AC Transport control means B Supply source C Transport control device CS Transport control means ER Work command means F Transport source G Supply Destination MS host controller T destination

Claims (5)

Article conveying means for conveying articles between a supply source and a supply destination;
Transport control means for controlling the operation of the article transport means;
When the conveyance request information is received from the host controller and the conveyance command information based on the conveyance request can be transmitted , the article conveyance means is configured to convey the article from the supply source to the supply destination based on the conveyance request. a transport management unit that transmits the transport command information to the transport control means is provided,
Article conveyance configured such that the conveyance control means controls the operation of the article conveyance means to convey an article from the supply source to the supply destination based on the conveyance command information from the conveyance management means. Equipment,
When the host controller creates the transport request based on work command information from the work command means, or when the host controller transmits the transport request to the transport management means, or the transport management means Any time when a transport request is received is set as a timing start timing, and the time from the timing start timing until the transport management means transmits the transport command information to the transport control means is counted as an elapsed time before transmission. Time management means for storing the elapsed time before transmission in association with the corresponding conveyance command information;
Article conveying equipment provided with display control means for displaying the elapsed time before transmission stored in the time management means on a display means in a form corresponding to the conveyance command information. The time management means counts the time from when the conveyance management means transmits the conveyance command information to the conveyance control means until the article is conveyed to the supply destination as the conveyance time, and the conveyance time and the transmission It is configured to store the previous elapsed time in association with the corresponding conveyance command information,
The display control means is configured to display the elapsed time before transmission and the transport time stored in the time management means on the display means in a form corresponding to the transport command information. Goods transport equipment. The article conveying means includes a plurality of conveying devices that convey an article between a conveying source and a conveying destination, and sequentially transfers the articles by the plural conveying devices and conveys the articles from the supply source to the supply destination. Configured,
The transport control means is composed of a plurality of transport control devices that individually control the operations of the transport devices,
Before the transmission, the time management unit transmits a time until the conveyance management unit transmits the conveyance command information to the conveyance control device that controls the operation of the conveyance device located on the most upstream side of the conveyance from the timing to start timing. The article conveyance facility according to claim 1, wherein the article conveyance facility is configured to store the elapsed time. One or more of the plurality of transport devices include a transfer device that transfers articles between the transport source and the transport destination, and between the transport source and the transport destination. It consists of a self-propelled carriage that transports goods,
The time management unit moves the transfer source from when the transfer command information is transmitted to the transfer control device that controls the operation of the self-propelled carriage from the transfer management unit until the transfer device is positioned at the transfer source. Time, transfer source transfer time from the start of transfer of the article from the transfer source to the transfer device to completion of the transfer, the transfer device is positioned from the transfer source to the transfer destination Any one or more of the transfer destination transfer time until the transfer is completed after the transfer of the article from the transfer device to the transfer destination is started, It is configured to store in association with the corresponding conveyance command information,
The display control unit is configured to select one or more of the transfer source movement time, the transfer source transfer time, the transfer destination transfer time, and the transfer destination transfer time stored in the time management unit. The article conveyance facility according to claim 3, configured to display on the display unit in a form corresponding to the conveyance command information. The transfer control device that controls the operation of the self-propelled carriage transmits transfer source movement completion information to the transfer management means as the transfer device is positioned at the transfer source, and transfers the transfer from the transfer source. As the transfer of the article to the apparatus is completed, transfer source transfer completion information is transmitted to the transfer management means, and as the transfer apparatus is located at the transfer destination, the transfer destination movement completion information is transmitted to the transfer destination. Transmitted to the management means, and configured to transmit transfer destination transfer completion information to the transfer management means as the transfer of the article from the transfer device to the transfer destination is completed,
The time management means is
The transport source movement is the time from when the transport command information is transmitted from the transport management means to the transport control device that controls the operation of the self-propelled carriage until the transport management means receives the transport source movement completion information. Time as time,
The time from when the transport management means receives the transport source movement completion information to when the transport management means receives the transport source transfer completion information is counted as the transport source transfer time,
The time from when the transport management unit receives the transport source transfer completion information until the transport management unit receives the transport destination movement completion information is counted as the transport destination movement time,
A time from when the transport management unit receives the transport destination transfer completion information to when the transport management unit receives the transport destination transfer completion information is counted as the transport destination transfer time. The article conveyance facility according to claim 4.

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