阅读说明：本技术 基于wms系统的agv任务生成方法、agv出入库方法及存储装置 (AGV task generation method based on WMS system, AGV warehouse-in and warehouse-out method and storage device ) 是由 连嘉俊 陈志峰 李颖全 于 2019-10-21 设计创作，主要内容包括：本发明提供一种基于WMS系统的AGV任务生成方法、AGV出入库方法及存储装置,其利用WMS系统管理储位类别,设定好各个储位至拣料区的距离,然后通过就近原则生成任务表供AGV进行出入库,其一方面可提高拣料区仓管人员的拣料效率,同时免除了人工调度AGV的繁杂操作,确保AGV出入库取放物料时不会弄错储位,防止了物料找不到的情况出现。(The invention provides AGV tasks generating method, AGV warehouse-in and warehouse-out method and storage device based on WMS system, wherein the WMS system is used for managing storage location types, the distance from each storage location to a sorting area is set, then a task table is generated through the principle of proximity for the AGV to go out and warehouse-in, the sorting efficiency of warehouse management personnel in the sorting area can be improved in the aspect of , meanwhile, the complex operation of manual dispatching of the AGV is avoided, the storage location can not be mistakenly found when the AGV goes out and puts the warehouse to pick and put the material, and the situation that the material can not be found is prevented.)

1. The AGV task generation method based on the WMS system is characterized by comprising the following steps of:

a. recording storage position information, shelf types, warehouse position information of warehouse-in/warehouse-out positions and the distance from each storage position to a sorting area in the WMS;

b. sorting in sequence from small to large according to the distance information from the storage position to the sorting area, and setting a priority material storage/fetching sequence according to the sorting;

and c, the WMS system acquires the bill of materials information and generates a warehouse-out task instruction according to the priority material storing/fetching sequence, or the WMS system acquires the information of the materials to be stored and generates a warehouse-in task instruction according to the priority material storing/fetching sequence.

2. The AGV task generating method according to claim 1, wherein said AGV task generating method further comprises: the step c also comprises the following steps:

the WMS system acquires a plurality of material information on a bill of materials, and searches a corresponding target storage position according to the material information;

c12. comparing the distances from the corresponding storage positions to the sorting area, and sorting a plurality of materials from small to large;

c13. and setting the priority material storing/fetching sequence according to the sequence, and generating a warehouse-out task instruction.

3. The AGV task generating method according to claim 1, wherein said AGV task generating method further comprises: the step c also comprises the following steps:

after the WMS system obtains the information of the materials to be stored, searching corresponding empty storage positions according to the information of the materials;

c22. and finding out the storage position with the minimum distance from the empty storage positions as a target storage position according to the priority material storage/fetching sequence, and generating an AGV warehousing task instruction.

4. The AGV task generating method based on WMS system of claim 1 wherein after the AGV executes the warehouse entry/exit command, feedback signals are sent to the WMS system, and the WMS synchronously updates the storage status of all shelves after receiving the feedback signals.

The AGV warehouse-in and warehouse-out method is characterized in that: the warehouse-in and warehouse-out method is based on multi-system management, wherein the multi-system comprises a WMS system and an AGV dispatching system, and the method comprises the following steps:

a. recording storage position information, shelf types, warehouse position information of warehouse-in/warehouse-out positions and the distance from each storage position to a sorting area in the WMS;

b. sorting in sequence from small to large according to the distance information from the storage position to the sorting area, and setting a priority material storage/fetching sequence according to the sorting;

the WMS system acquires material list information and generates a warehouse-out task instruction according to the priority material storing/fetching sequence, or the WMS system acquires material information to be stored and generates a warehouse-in task instruction according to the priority material storing/fetching sequence;

and d, dispatching the AGV to fork the material by the AGV dispatching system according to the ex-warehouse task instruction and/or the in-warehouse task instruction.

6. The AGV warehouse entry and exit method according to claim 5, wherein: the multi-system further comprises a WCS management system, wherein the WCS management system is arranged between the WMS system and the AGV dispatching system, and is respectively in communication connection with the WMS system and the AGV dispatching system.

7. The AGV warehouse entry and exit method according to claim 5, wherein: the step c also comprises the following steps:

for ex-warehouse:

the WMS system acquires a plurality of material information on a bill of materials, and searches corresponding storage positions according to the material information;

c12. comparing the distances from the corresponding storage positions to the sorting area, and sorting a plurality of materials from small to large;

c13. setting the priority material storing/fetching sequence according to the sequence, and generating a warehouse-out task instruction;

and for warehousing:

after the WMS system obtains the information of the materials to be stored, searching corresponding empty storage positions according to the information of the materials;

c22. and finding out the storage position with the minimum distance from the empty storage positions as a target storage position according to the priority material storage/fetching sequence, and generating an AGV warehousing task instruction.

8. The AGV warehouse entry and exit method according to claim 5, wherein the AGV sends feedback signals to the WMS after executing the warehouse entry/exit command, and the WMS synchronously updates the storage status of all the shelves after receiving the feedback signals.

9. The AGV warehouse entry and exit method according to claim 6, wherein the rack comprises a plurality of loading areas, the plurality of loading areas are correspondingly provided with a plurality of AGVs, each loading area is correspondingly provided with different types of materials, for obtaining the warehouse exit material list, the WCS management system firstly decomposes and classifies tasks according to names of the required materials and parameters of the bearing pieces, and classifies the materials in the same loading areas into the same task table.

10. A storage device that stores a plurality of execution instructions, characterized in that: the execution instruction is used for loading and executing the following operations by the central control center:

a. recording storage position information, shelf types, warehouse position information of warehouse-in/warehouse-out positions and the distance from each storage position to a sorting area in the WMS;

b. sorting in sequence from small to large according to the distance information from the storage position to the sorting area, and setting a priority material storage/fetching sequence according to the sorting;

and c, the WMS system acquires the bill of materials information and generates a warehouse-out task instruction according to the priority material storing/fetching sequence, or the WMS system acquires the information of the materials to be stored and generates a warehouse-in task instruction according to the priority material storing/fetching sequence.

Technical Field

The invention relates to the technical field of AGV storage systems, in particular to an AGV task table generation method based on a WMS system and an AGV warehouse-in and warehouse-out control system.

Background

The AGV storage robot is high-tech technologies appearing in the field of modern automatic control, particularly embodies artificial intelligence and adaptability, is better matched with a storage management WMS system, is an essential storage management system in modern enterprises, is a coordinated guarantee of the whole company, and particularly can use different materials in products in the industry of producing automobiles.

At present, in actual production, every times of assembling or getting materials are often ordered to a WMS system by using a PDA, then a warehouse-in manager is moved to a dispatching system to dispatch an AGV to fork a material-detecting platform for sorting according to a corresponding storage position, and the AGV is put into the original position after sorting is finished.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides AGV task generation methods based on a WMS system, which can improve the material sorting efficiency and improve the accuracy of the storage information state.

In order to solve the technical problems, the invention adopts the following technical scheme:

the AGV task generation method based on the WMS system comprises the following steps:

a. recording storage position information, shelf types, warehouse position information of warehouse-in/warehouse-out positions and the distance from each storage position to a sorting area in the WMS;

b. sorting in sequence from small to large according to the distance information from the storage position to the sorting area, and setting a priority material storage/fetching sequence according to the sorting;

and c, the WMS system acquires the bill of materials information and generates a warehouse-out task instruction according to the priority material storing/fetching sequence, or the WMS system acquires the information of the materials to be stored and generates a warehouse-in task instruction according to the priority material storing/fetching sequence.

Compared with the prior art, the AGV task generation method provided by the invention has the advantages that the storage location categories are managed through the WMS system, the distance from each storage location to the sorting area is set, then the AGV task instruction is generated according to the principle of closeness, and the AGV works according to the generated task, so that the sorting efficiency of warehouse management personnel in the sorting area can be improved in the aspect of , meanwhile, the complex operation of manually scheduling the AGV can be avoided, the storage location cannot be mistakenly found when the AGV enters and leaves the warehouse to pick and place the materials, and the situation that the materials cannot be found is prevented.

Preferably, step c further comprises the following steps:

the WMS system acquires a plurality of material information on a bill of materials, and searches a corresponding target storage position according to the material information;

c12. comparing the distances from the corresponding storage positions to the sorting area, and sorting a plurality of materials from small to large;

c13. setting the priority material storing/fetching sequence according to the sequence, and generating a warehouse-out task instruction; after the target storage positions of all required materials are found out, the target storage positions are sequenced from small to large according to the distance table, and an AGV material taking task instruction is generated.

Preferably, step c further comprises the following steps:

after the WMS system obtains the information of the materials to be stored, searching corresponding empty storage positions according to the information of the materials;

c22. and finding out the storage position with the minimum distance from the empty storage positions as a target storage position according to the priority material storage/fetching sequence, and generating an AGV warehousing task instruction.

Preferably, after the AGV executes the warehouse entry/exit command, feedback signals are sent to the WMS system, and the WMS system synchronously updates the storage location states of all shelves after receiving the feedback signals, which is helpful for the WMS system to obtain the accurate and latest states of all storage locations.

The invention also provides AGV warehouse-in and warehouse-out method, which is based on multi-system management, wherein the multi-system comprises WMS system and AGV dispatching system, and the method comprises the following steps:

a. recording storage position information, shelf types, warehouse position information of warehouse-in/warehouse-out positions and the distance from each storage position to a sorting area in the WMS;

b. sorting in sequence from small to large according to the distance information from the storage position to the sorting area, and setting a priority material storage/fetching sequence according to the sorting;

the WMS system acquires material list information and generates a warehouse-out task instruction according to the priority material storing/fetching sequence, or the WMS system acquires material information to be stored and generates a warehouse-in task instruction according to the priority material storing/fetching sequence;

and d, dispatching the AGV to fork the material by the AGV dispatching system according to the ex-warehouse task instruction and/or the in-warehouse task instruction.

Compared with the prior art, the warehouse entry and exit method provided by the invention has the advantages that the WMS system and the AGV dispatching subsystem are combined, the WMS system is used for managing the storage position types, the distance from each storage position to the sorting area is set, and then the storage positions are entered and exited according to the principle of closeness, so that the sorting efficiency of warehouse management personnel in the sorting area can be improved in the aspect of , meanwhile, the complicated operation of manually dispatching the AGV can be avoided, the storage positions cannot be mistakenly found when the AGV enters and exits the warehouse to pick and place the materials, and the situation that the materials cannot be found is prevented.

Preferably, the multisystem further comprises a WCS management system, the WCS management system is arranged between the WMS system and the AGV dispatching system, the WCS management system is in communication connection with the WMS system and the AGV dispatching system respectively, and the WCS management system is used for optimizing decomposition tasks and analyzing execution paths better.

Preferably, step c further comprises the following steps:

for ex-warehouse:

the WMS system acquires a plurality of material information on a bill of materials, and searches corresponding storage positions according to the material information;

c12. comparing the distances from the corresponding storage positions to the sorting area, and sorting a plurality of materials from small to large;

c13. setting the priority material storing/fetching sequence according to the sequence, and generating a warehouse-out task instruction;

and for warehousing:

after the WMS system obtains the information of the materials to be stored, searching corresponding empty storage positions according to the information of the materials;

c22. finding out the storage position with the minimum distance from the empty storage positions as a target storage position according to the priority material storage/fetching sequence, and generating an AGV warehousing task instruction; after the target storage positions of all required materials are found out, the target storage positions are sequenced from small to large according to the distance table, and an AGV material taking task instruction is generated.

Preferably, after the AGV executes the warehouse entry/exit command, feedback signals are sent to the WMS system, and the WMS system synchronously updates the storage location states of all shelves after receiving the feedback signals, which is helpful for the WMS system to obtain the accurate and latest states of all storage locations.

Preferably, the goods shelf comprises a plurality of material placing areas, a plurality of AGVs are correspondingly arranged in the material placing areas, different types of materials are correspondingly placed in the material placing areas, for obtaining a warehouse-out material list, the WCS management system carries out task decomposition and classification according to the names of the required materials and the parameters of the bearing pieces, materials in the same material placing areas are classified into the same task list, and the AGV is favorable for obtaining the accurate and latest state of a storage position when the AGV enters the warehouse.

The invention also provides storage devices, which store a plurality of executing instructions, wherein the executing instructions are used for the central control center to load and execute the following operations:

a. recording storage position information, shelf types, warehouse position information of warehouse-in/warehouse-out positions and the distance from each storage position to a sorting area in the WMS;

b. sorting in sequence from small to large according to the distance information from the storage position to the sorting area, and setting a priority material storage/fetching sequence according to the sorting;

and c, the WMS system acquires the bill of materials information and generates a warehouse-out task instruction according to the priority material storing/fetching sequence, or the WMS system acquires the information of the materials to be stored and generates a warehouse-in task instruction according to the priority material storing/fetching sequence.

Compared with the prior art, the storage device provided by the invention can manage the storage position types through the WMS system after loading, set the distance from each storage position to the sorting area, generate an AGV task instruction according to the principle of proximity, further enable the AGV to work according to the generated task, improve the sorting efficiency of warehouse management personnel in the sorting area in the aspect of , simultaneously avoid the complex operation of manually scheduling the AGV, ensure that the storage position can not be mistakenly sorted when the AGV enters and exits the warehouse to pick and place the material, and prevent the situation that the material can not be found.

Drawings

FIG. 1 is a simplified flow chart of a method for generating an AGV ex-warehouse task instruction according to the present invention;

FIG. 2 is a simplified flow chart of a method for generating AGV entering task instructions according to the present invention;

FIG. 3 is a simplified flow chart of the AGV exiting the library of the present invention;

FIG. 4 is a simplified flow chart of AGV warehousing of the present invention.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings.