CN101592930B - Warehouse anticollision protection system and warehouse anticollision protection method - Google Patents
Warehouse anticollision protection system and warehouse anticollision protection method Download PDFInfo
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- CN101592930B CN101592930B CN2008103018463A CN200810301846A CN101592930B CN 101592930 B CN101592930 B CN 101592930B CN 2008103018463 A CN2008103018463 A CN 2008103018463A CN 200810301846 A CN200810301846 A CN 200810301846A CN 101592930 B CN101592930 B CN 101592930B
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Abstract
The invention provides a warehouse anticollision protection method, which comprises the following steps: reading a basic document of a warehouse; setting a standard time and influence state parameters of access machines passing through each storage position; receiving a carrying command and simulatively operating the operating state of the access machines; detecting the influence state of each storage position in the standard time; judging whether a storage position is influenced by a plurality of access machines in the standard time at the same time according to the detected influence state; if so, resetting the operating time of the access machines, and updating the original carrying command according to the reset operating time to generate a new command; and continuously simulating the operating state of the access machines according to the new command. The invention also provides a warehouse anticollision protection system. The method and the system can protect the safe operation of the warehouse.
Description
Technical field
The present invention relates to a kind of warehouse management system and method, relate in particular to a kind of warehouse anticollision protection system and method.
Background technology
Along with the develop rapidly of logistics, storehouse management has become the important ring in the logistics.One one kinds of novel warehousing management equipment of automatic stereo warehouse; Have safety, efficient, take up an area of less, reserves are big etc. with respect to the not available advantage in traditional warehouse; Between enterprise, obtained constantly popularizing and using, it makes the strength of enterprise aspect storage be greatly improved.Yet because the storage capacity of automatic stereo warehouse is bigger, especially huge warehouse needs many access machines to work simultaneously and could satisfy the request that every day, a large amount of carryings were instructed.When many access machines are carried out carrying simultaneously in a warehouse, be easy to interfere with each other, and then bump.
At present, the measure that industry is taked is that an induction installation is set on access machines, and whether when access machines is moved, can respond near zone has other object in operation.If the result of induction has other object in operation, then this access machines decommissions, and when said object leaves, just continues operation.
Yet this kind induction installation need regularly be checked, maintains or change, and is more loaded down with trivial details.In case and induction installation breaks down suddenly, be easy to cause the generation of colliding between access machines.Even induction installation can not break down, access machines is waiting for that other object need expend certain man-hour when leaving, and the efficient of carrying instruction is carried out in influence.
Summary of the invention
In view of above content, be necessary to provide a kind of warehouse anticollision protection system, can and instruction buffer be set by simulation, to prevent the access machines collision in the warehouse, protect the safe operation of automated warehouse, and can improve the execution efficient of carrying instruction.
In view of above content, also be necessary to provide a kind of warehouse anticollision protection method, can and instruction buffer be set by computer simulation, to prevent the access machines collision in the warehouse, protect the safe operation in warehouse, and can improve the execution efficient of carrying instruction.
A kind of warehouse anticollision protection system; This system runs in the server; It comprises: reading unit; Be used for reading from database the basic document in warehouse, this basic document comprises in the warehouse speed of service and the method for operation, the speed of access machines access goods of length and wide, access machines of the number, storage of access machines in the number, warehouse of storage position; The unit is set, is used for being set a standard time, and the influence state parameters of access machines passing through each storage position is set based on the speed of service of access machines; The dry run unit is used for after receiving the carrying instruction, based on the running status of this carrying instruction and the said access machines of said basic document dry run; Detecting unit is used in each standard time, detecting the state that influences that each stores up the position, to confirm whether the storage position is arranged by many access machines influences in the standard time; The instruction updating block is used for when detection goes out to have the storage position to be influenced by many access machines, upgrades former carrying instruction to produce a new instruction; And said dry run unit also is used for continuing based on this new instruction the running status of the said access machines of simulation.
A kind of warehouse anticollision protection method; This method comprises: read the basic document in warehouse, this basic document comprises in the warehouse travelling speed and the method for operation, the speed of access machines access goods of length and wide, access machines of the number, storage of access machines in the number, warehouse of storage position; Travelling speed according to access machines is provided with a standard time, and the influence state parameters of access machines passing through each storage position is set; Receive the carrying instruction, and the running status of the said access machines of dry run; In the standard time, detect the state that influences of each storage position; Whether the storage position is arranged simultaneously by many access machines influences according to the detected condition judgement that influences in the standard time; If the result of above-mentioned steps detection then resets the working time of said access machines for being, and former carrying is instructed to produce new instruction according to this run-time updating of resetting; Reach the running status that continues the said access machines of simulation according to this new instruction.
Said warehouse anticollision protection system and method, device combined with induction, computer simulation and instruction buffer is set can improve the execution efficient of carrying instruction, prevent the access machines collision in the warehouse, to guarantee the safe operation of automated warehouse.
Description of drawings
Fig. 1 is the hardware structure figure of warehouse anticollision protection system preferred embodiment of the present invention.
Fig. 2 is the functional block diagram of warehouse anticollision protection system of the present invention.
Running status synoptic diagram when Fig. 3 and Fig. 4 are simulation access machines execution command.
Fig. 5 is the sign picture that access machines described in Fig. 3 and Fig. 4 influences the storage position jointly.
Fig. 6 is the operation process chart of warehouse anticollision protection method of the present invention preferred embodiment.
Embodiment
Consulting shown in Figure 1ly, is the hardware structure figure of warehouse anticollision protection system preferred embodiment of the present invention.The hardware structure figure of this system comprises a station server 1, a client computer 2 and the display 3 that links to each other with this client computer 2.
This warehouse anticollision protection system 12 runs in the same station server 1 with said storage control system 10, is connected with database 4 with this storage control system 10.Warehouse anticollision protection system 12 is used for reading from database 4 basic document in warehouse; A standard time is set and the influence state parameters of access machines passing through each storage position is set according to the basic document that is read; After receiving the instruction that client computer 2 assigned; Carry out the dry run in warehouse and store up position state that influences in the standard time to obtain each, and according to the state that the influences update instruction of being obtained.
Client computer 2 is used to provide an operation interface, supplies user input instruction, and shows the dry run state in warehouse.
As shown in Figure 2, be the functional block diagram of warehouse anticollision protection system 12 among Fig. 1.This warehouse anticollision protection system 12 comprises that a reading unit 120, one are provided with unit 122, dry run unit 124, detecting unit 126, an instruction updating block 128 and a timer 130.
Said reading unit 120 is used for reading from database 4 basic document in warehouse.This basic document comprises in the warehouse travelling speed and the method for operation, the speed of access machines access goods etc. of length and wide, every access machines of the number, storage of access machines in the number, warehouse of storage position.Generally speaking, the size of each storage position all is the same in the warehouse, and promptly the length of each storage position is identical respectively.The speed of the travelling speed of every access machines, access goods also can be unified standard, and for example, the travelling speed of every access machines of customer requirements is 50 centimeters per seconds.The method of operation of said access machines be meant access machines when carrying out the carrying instruction Chu Weichang and the wide number of process, and the number of times of access goods.Said access goods is meant that access machines is to storing up the position arrangement of goods or in the storage position, taking out of goods.
The said unit 122 that is provided with is used for according to the travelling speed of access machines a standard time t being set, and for example, this standard time t can be configured to 1 second, 2 seconds, 3 seconds, 4 seconds, 5 seconds or be bigger, as 10 seconds.
This is provided with unit 122 and also is used to be provided with the influence state parameters of access machines passing through each storage position.For example, two access machines work are arranged in the warehouse in the present embodiment: No. 1 access machines and No. 2 access machines, unit 122 is set two field: S1 and S2 is set in each storage position, be used for writing down respectively the influence value of said two access machines to this storage position.The initial value of said two fields all is set to 0.When access machines to storage during position influence, be provided with and become 1 corresponding to the value in the field of this access machines.For example, when No. 1 access machines promptly exerted an influence to this storage position through this storage position, the value among the S1 can become 1; When No. 2 access machines exerted an influence to this storage position, the value among the S2 can become 1.
After client computer 2 received the carrying instruction that the user assigns, dry run unit 124 was used for instructing and the running status of said basic document said access machines of dry run on display 3 according to this carrying.Like Fig. 3 and shown in Figure 4, the running status synoptic diagram when being dry run of the present invention unit 124 simulation access machines execution commands, each square frame is illustrated as a storage position, and arrow is represented the traffic direction of access machines.The running route of access machines shown in Figure 3 is " O → A → B → C → D → E → J → L → K ", and the running route of access machines shown in Figure 4 is " O → B → K → J → F → J → K → C → G → H → I ".
Detecting unit 126 is used in each standard time, detecting the state that influences of each storage position, and to confirm in the standard time, whether having many access machines need pass through same storage position simultaneously, whether promptly same storage position is by many access machines influences.As shown in Figure 5, detecting unit 126 detects the common influence storage position of Fig. 3 and access machines shown in Figure 4, comprising: storage position " O ", storage position " B ", storage position " C ", storage position " J " and storage position " K ".If present embodiment operates to example to have only two access machines in the warehouse; Then the value in two fields of this several storages position can be 1 simultaneously; Detecting unit 126 detects: when access machines during according to former carrying instruction operation, Fig. 3 and access machines shown in Figure 4 collision phenomenon can occur in these storage positions.
Instruction updating block 128 is used for upgrading former carrying instruction to produce a new instruction based on the testing result of detecting unit 126.Particularly; When detecting unit 126 has detected two or many access machines can bump with some storages position the time; Instruction updating block 128 is reset the working time of every access machines and according to the former carrying instruction of this run-time updating of resetting, is newly instructed thereby produce one.Dry run unit 124 can continue the running status of the said access machines of simulation since then with new instruction.For example; When detecting unit 126 detects Fig. 3 and access machines shown in Figure 4 when storage position " O " may bump; Instruction updating block 128 will wherein postpone one or more standard time the working time of an access machines; Then, dry run unit 124 is according to the running status that continues said two access machines of simulation working time after postponing.
In the present embodiment; Said dry run unit 124 also is used for calculating every access machines used time and used time of access goods when the length and width both direction operation of single storage position through said basic document; Be designated as respectively: Tl, Tw, Tm, wherein, Tl equals Xt; Tw equals Yt, and Tm equals Zt.Said dry run unit 124 calculates every access machines used T.T. when carrying out the carrying instruction according to the method for operation of access machines, and sends this T.T. to timer 130.Said T.T. Tt equals MXt+NYt+LZt, wherein, M by access machines the number of Chu Weichang of process, N by access machines the number of storage bit wide of process, L is the number of times of access machines access goods.
Said timer 130 is used in said T.T., notifying said detecting unit 126 to detect the state that influences of each storage position in each standard time.For example; If dry run unit 124 calculates said T.T. Tt and equals 10 minutes; Be set to 2 seconds and the 122 said standard time of unit are set, then timer 130 can be set to 10 minutes detection time automatically, and whenever notifies detecting unit 126 to detect at a distance from 2 seconds.
As shown in Figure 6, be the operation process chart of warehouse anticollision protection method of the present invention preferred embodiment.This preferred embodiment with prevent in the warehouse No. 1 access machines and No. 2 access machines mutually mutual interference operation or collision be example, warehouse anticollision protection method of the present invention is described as follows:
Step S600, reading unit 120 read the basic document in warehouse from database 4.This basic document comprises in the warehouse travelling speed and the method for operation, the speed of every access machines access goods etc. of length and wide, every access machines of the number, each storage of access machines in the number, warehouse of storage position.Each stores up the big or small identical of position in the warehouse described in the present embodiment.The speed of the travelling speed of every access machines, access goods is also identical.
Step S602 is provided with unit 122 and according to the travelling speed of access machines a standard time t is set, and the influence state parameters of access machines passing through each storage position is set.For example, this standard time t can be configured to 1 second, 2 seconds, 3 seconds, 4 seconds, 5 seconds or be bigger, as 10 seconds; The said setting that influences state parameter comprises: in each storage position two fields (S1 and S2) are set, and corresponding with No. 1 access machines and No. 2 access machines respectively; The initial value of S1 and S2 is made as 0; And be provided with when access machines and become 1 corresponding to the value in the field of this access machines during to the storage position influence, for example, when No. 1 access machines promptly exerted an influence to this storage through this storage, the value among the S1 can become 1; When No. 2 access machines exerted an influence to this storage position, the value among the S2 can become 1.
Step S604, the user assigns carrying in client computer 2 and instructs, and dry run unit 124 receives should carry instruction, and carried the running status of instruction and said No. 1 access machines of basic document dry run on display 3 and No. 2 access machines according to this.
Step S606, detecting unit 126 detect the state that influences of each storage position in the standard time.
At step S608, whether detecting unit 126 has the storage position simultaneously by No. 1 access machines and No. 2 access machines influences according to the detected condition judgement that influences in the standard time.
In step S608, if the result that detecting unit 126 detected then returns step S606 and proceeds to detect for not; Otherwise, can collide in said storage if detecting unit 126 detected results, then show No. 1 access machines and No. 2 access machines for being; Step S610; Instruction updating block 128 is provided with an instruction buffer for access machines wherein, for example, working time of No. 1 access machines is remained former working time; And postponed one or more standard time the working time of No. 2 access machines, and former carrying is instructed to produce new instruction according to this run-time updating of resetting.
Step S612, dry run unit 124 continues the running status of the said access machines of simulation since then with new instruction.
In the present embodiment, said dry run unit 124 can also calculate every access machines used T.T. when carrying out the carrying instruction in the arbitrary step between step S600 and the step S610, and sends this T.T. to timer 130.This timer 130 can will be arranged to said T.T. detection time automatically, and in each standard time notice detecting unit 126 each storage position is detected.That is to say that the time of the running status of said dry run unit 124 dry run access machines equals said T.T..
What should explain at last is; Above embodiment is only unrestricted in order to technical scheme of the present invention to be described; Although the present invention is specified with reference to preferred embodiment; Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement technical scheme of the present invention, and do not break away from the spirit and the scope of technical scheme of the present invention.
Claims (7)
1. a warehouse anticollision protection system runs in the server, it is characterized in that, this system comprises:
Reading unit is used for reading from database the basic document in warehouse, and this basic document comprises travelling speed and the method for operation, the speed of access machines access goods of length and wide, access machines of the number, storage of access machines in the number, warehouse of storage position in the warehouse;
The unit is set, is used for being set a standard time, and the influence state parameters of access machines passing through each storage position is set based on the speed of service of access machines;
The dry run unit is used for after receiving carrying instruction, instructs and the velocity simulate of the travelling speed of said access machines and the method for operation, access machines access goods moves the running status of said access machines according to this carrying;
Detecting unit is used in each standard time, detecting the state that influences that each stores up the position, to confirm whether the storage position is arranged by many access machines influences in the standard time;
The instruction updating block is used for when detection goes out to have the storage position to be influenced by many access machines, upgrades former carrying instruction to produce a new instruction; And
Said dry run unit also is used for continuing based on this new instruction the running status of the said access machines of simulation.
2. warehouse anticollision protection system as claimed in claim 1 is characterized in that, each storage position is big or small identical in the said warehouse, and the speed of the travelling speed of every access machines, access goods is also identical.
3. warehouse anticollision protection system as claimed in claim 1; It is characterized in that said dry run unit also is used for calculating the used time of every access machines used time and access goods when the length and width both direction operation of single storage position and calculating every access machines used T.T. when carrying out carrying and instruct according to the method for operation of access machines according to the velograph of the travelling speed of access machines and access goods.
4. warehouse anticollision protection system as claimed in claim 3 is characterized in that, this system also comprises a timer, is used to receive said T.T., and in this T.T., notifies said detecting unit to detect the state that influences of each storage position in each standard time.
5. warehouse anticollision protection system as claimed in claim 1 is characterized in that, the said setting influences state parameter and comprise: according to the number of access machines, for each access machines a field is set in each storage position; The initial value of each field is made as same value; And be provided with when access machines and become another value corresponding to the value in the field of this access machines when storing up position influence.
6. method of utilizing the said system of claim 1 to carry out warehouse anticollision protection is characterized in that this method comprises:
(a) read the basic document in warehouse, this basic document comprises travelling speed and the method for operation, the speed of access machines access goods of length and wide, access machines of the number, storage of access machines in the number, warehouse of storage position in the warehouse;
(b) speed of service based on access machines is provided with a standard time, and the influence state parameters of access machines passing through each storage position is set;
(c) receive the carrying instruction, and instruct and the velocity simulate of the travelling speed of said access machines and the method for operation, access machines access goods moves the running status of said access machines according to this carrying;
(d) in the standard time, detect the state that influences that each stores up the position;
(e) whether the storage position is arranged simultaneously by many access machines influences based on the detected condition judgement that influences in the standard time;
(f) if the result that above-mentioned steps detects for not, then returns step (d) and proceeds to detect;
(g) if the result that above-mentioned steps detects for being, then resets the running time of said access machines, and former carrying is instructed to produce new instruction based on this run-time updating of resetting; And
(h) continue the running status of the said access machines of simulation according to this new instruction.
7. warehouse anticollision protection method as claimed in claim 6 is characterized in that, the said setting influences state parameter and comprise the steps:
Number based on access machines is provided with a field in each storage position for each access machines;
The initial value of each field is made as same value; And
Be provided with when access machines and become another value corresponding to the value in the field of this access machines when storing up position influence.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008103018463A CN101592930B (en) | 2008-05-30 | 2008-05-30 | Warehouse anticollision protection system and warehouse anticollision protection method |
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| CN2008103018463A CN101592930B (en) | 2008-05-30 | 2008-05-30 | Warehouse anticollision protection system and warehouse anticollision protection method |
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| CN101592930A CN101592930A (en) | 2009-12-02 |
| CN101592930B true CN101592930B (en) | 2012-03-14 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1461693A (en) * | 2002-05-30 | 2003-12-17 | 库卡-罗伯特有限公司 | Method for preventing and device for controlling colliding between cooperated manipulators |
| CN1794122A (en) * | 2004-12-20 | 2006-06-28 | 约翰尼斯海登海恩博士股份有限公司 | Method for determining a possible collision between at least two objects moving towards each other |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1461693A (en) * | 2002-05-30 | 2003-12-17 | 库卡-罗伯特有限公司 | Method for preventing and device for controlling colliding between cooperated manipulators |
| CN1794122A (en) * | 2004-12-20 | 2006-06-28 | 约翰尼斯海登海恩博士股份有限公司 | Method for determining a possible collision between at least two objects moving towards each other |
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| CN101592930A (en) | 2009-12-02 |
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