CN111768072A

CN111768072A - Printing and dyeing workshop scheduling system

Info

Publication number: CN111768072A
Application number: CN202010422560.1A
Authority: CN
Inventors: 周军锋; 杜明; 刘国华; 王璿; 林铿; 白靖
Original assignee: Donghua University
Current assignee: Donghua University
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-10-13
Anticipated expiration: 2040-05-19
Also published as: CN111768072B

Abstract

The invention discloses a production scheduling system of a printing and dyeing workshop, which is characterized by comprising a production list management module, an inquiry module, a production scheduling module, a vehicle card management module and a system setting module; the system is mainly applied to an automatic and intelligent production plan scheduling system of a printing and dyeing workshop. The system automatically generates a corresponding production order for an order issued by a management department based on information such as pattern, processing amount and the like through an algorithm, and adds the production order into a buffer pool of the production order to be generated. And then automatically associating corresponding processes for each production order, and determining the processing time of the production order in each process according to the information such as the processing amount, the speed of a workshop machine and the like. And finally, acquiring a certain amount of production lists from the production list buffer pool, and assigning specific processing machines and processing time periods for each production list according to a scheduling algorithm, and performing production scheduling according to the production lists, the truck cards and the like.

Description

Printing and dyeing workshop scheduling system

Technical Field

The invention relates to a printing and dyeing workshop scheduling system, in particular to an automatic and intelligent production plan scheduling system of a printing and dyeing workshop in the printing and dyeing industry, and belongs to the technical field of printing and dyeing.

Background

In the process of producing products in a workshop of a manufacturing enterprise, a dispatcher mainly obtains production task lists for a period of time (for example, one week) from an Manufacturing Execution System (MES), and selects the production task lists to be completed in one day by referring to the productivity of the workshop according to the delivery date and specification of the production task lists, so that the manual workload is large and the planning change frequency is high. Meanwhile, after a production task is singly opened, a dispatcher needs to know the state information of each card in time, including the process of each card and whether the abnormal condition occurs, so as to determine whether the planned fine adjustment in the production process needs to be carried out, the dispatcher needs to know the production condition of a workshop in time, the bottleneck machine stations appearing in the production process and the amount of to-be-processed in front of each machine station are monitored, the cards arranged on the bottleneck machine stations and the previous machine stations are adjusted, all the cards can fully utilize the machine station resources to increase the compactness of the whole card in the time arrangement, and the production benefit and the efficiency of the machine are low.

Disclosure of Invention

The invention aims to solve the technical problem of how to accurately predict delivery capacity, and optimally plan process production and material supply in detail under the condition of limited capacity.

In order to solve the technical problem, the technical scheme of the invention is to provide a printing and dyeing workshop scheduling system which is characterized by comprising a production list management module, a query module, a scheduling module, a vehicle card management module and a system setting module;

production of a management module: aiming at an order issued by a management department, automatically generating a corresponding production order based on pattern and processing amount information, automatically associating a corresponding process with each production order, determining the processing time of each process of the production order according to the processing amount and the vehicle speed information of a workshop machine, and adding the processing time into a buffer pool of the production order to be generated;

the query module: inquiring the serial numbers, the customer names, the delivery dates, the production orders and a production order list of a specific order; inquiring the serial numbers, the cloth lengths, the corresponding process information and the corresponding production states of all the vehicle cards;

a scheduling module: selectively or completely adding the order, the production order and the vehicle card information into a buffer pool of the list to be produced according to the order, the production order and the vehicle card information obtained in the above steps, and performing unified scheduling; and acquiring a certain number of production lists from the buffer pool of the production lists to be produced, and determining specific processing machines and corresponding processing time periods on each procedure for each production list according to a scheduling algorithm and the idle state of the machine in each current procedure. Scheduling and scheduling determine a proper production sequence according to factors such as order priority, delivery date, design and color, efficiency and the like;

the vehicle card management module: the method comprises the steps of detaching a card and transferring the card, wherein the detaching card is rescheduled to detach the card according to a real-time production state; the card conversion is carried out by rescheduling according to the real-time production state, and the converted new card provides a new card number, an initial procedure and a production number to wait for the confirmation of a user;

a system setting module: the method comprises the steps of setting system parameters, adding machine tables and machine tables; the system parameters are used for setting default cloth length of the card for scheduling by a scheduling algorithm, and the scheduling accuracy of the system is adjusted by setting an allowable error value; when a new machine is added in a workshop to participate in production, the machine is added into a scheduling algorithm by setting the machine type, the machine number, the upper processing boundary, the lower processing boundary, the affiliated department, the machine number and the machine name of the machine; the machine is arranged to modify parameters of the machine at any time to update the system.

The system is mainly applied to an automatic and intelligent production plan scheduling system of a printing and dyeing workshop. The system automatically generates a corresponding production order for an order issued by a management department based on information such as pattern, processing amount and the like through an algorithm, and adds the production order into a buffer pool of the production order to be generated. And then automatically associating corresponding processes for each production order, and determining the processing time of the production order in each process according to the information such as the processing amount, the speed of a workshop machine and the like. And finally, acquiring a certain amount of production lists from the production list buffer pool, appointing a specific processing machine table and a specific processing time period for each production list according to a scheduling algorithm, and carrying out scheduling query according to the production lists, the truck cards and the like.

The system of the invention formulates a reasonably optimized detailed production plan according to an algorithm, combines actual results with the plan and receives MES manufacturing execution system or other process completion feedback information, thereby thoroughly solving the problem that the process production plan and the material demand plan are difficult to do, and having the advantages that:

in the process of producing products in the printing and dyeing enterprise workshop, when the manual workload is large and the plan change frequency is high, the system can perform automatic and intelligent production plan scheduling in the printing and dyeing workshop, and saves a large amount of manpower and time.

In the production process, when the state and the process of the car card change and the production plan needs to be adjusted, the system can automatically and timely know the production condition of a workshop, monitor the bottleneck machine stations appearing in the production process and the amount to be processed in front of each machine station, and adjust the cards arranged on the bottleneck machine stations and the previous machine stations, so that all the cards can fully utilize the machine station resources to increase the tightness of the whole card in time arrangement, and the production benefit and the efficiency of the machine are greatly increased.

Drawings

FIG. 1 is a structural relationship diagram of a printing and dyeing workshop scheduling system of the invention.

Detailed Description

In order to make the invention more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.

Examples

The system comprises a production order management module, an inquiry module, a production scheduling module, a vehicle card management module, a system setting module and the like, and is shown in figure 1.

1) Production order management module

The module is used for automatically generating corresponding production lists aiming at orders issued by a management department based on information such as pattern and processing amount, automatically associating corresponding processes with each production list, determining the processing time of each process of the production list according to the information such as the processing amount and the vehicle speed of a workshop machine, and adding the processing time into a buffer pool of the production list to be generated.

2) Query module

The serial number, the customer name, the delivery date, the production order of all orders and the production order list of a specific order are inquired. When a single order number is not searched, the page it contains displays a list of all orders. When clicking 'view' in the order information, the order page displays a production list of the order.

And inquiring the sheet number, the product name, the product specification, the product color number, the total product length, the vehicle card dividing information of all the production sheets, and the vehicle card list and the production state (the current production machine, the planned starting time, the planned ending time, the actual starting time and the actual ending time) of a specific production sheet. When the production order number is not searched, the contained page displays all production order lists, and when 'view' in the production order information is clicked, the page displays the card list of the production order.

And inquiring the serial numbers, the cloth lengths and the corresponding process information of all the car cards and the corresponding production states (the current production machine, the planned starting time, the planned ending time, the actual starting time and the actual ending time) of the cards. When the card number is not searched, the contained page displays all the card lists.

3) Scheduling module

And selectively or completely adding the order to be produced into a buffer pool of the list to be produced according to the inquired order, production list and vehicle card information to carry out unified production scheduling.

And acquiring a certain number of production lists from the buffer pool of the production lists to be produced, and determining specific processing machines and corresponding processing time periods on each procedure for each production list according to a scheduling algorithm and the idle state of the machine in each current procedure. Scheduling determines the appropriate production sequence according to the order priority, delivery date, design and color, efficiency and other factors.

And (5) scheduling production of the production list, wherein the number of days for scheduling production is defaulted to 1 day. And inputting a production order number, and displaying all production schedules contained in the production order on a page. Inputting card number, and displaying all production scheduling plans corresponding to the card on a page. A list part and a Gantt chart are displayed, wherein the list part displays all production schedules passing through a machine by selecting the machine, and a page displays all production schedules passing through the machine; the gantt chart section will display the planned content through the page.

4) Vehicle card management module

Removing the card: the card can be rescheduled to be detached according to the real-time production state (the card cloth length, the processing technology, whether the card is abnormal or not, whether the card is a bottleneck process or not, and the like, the cloth length is divided, and the initial process is carried out). And inputting a card number to be removed, and removing the card.

Card conversion: the card can be rescheduled to be converted according to the real-time production state (the card is long, the processing technology is abnormal, whether the bottleneck process is adopted, and the like, and the production order is converted), and the converted new card provides a new card number, an initial process and a production number to wait for the confirmation of a user. Inputting the card number of the card to be transferred, and transferring the card.

5) System setting module

System parameters: the default cloth length of the card can be set for scheduling by a scheduling algorithm, and an allowable error value can be set to adjust the scheduling accuracy of the system. The default cloth length and the allowed error value of the card are set.

Adding a machine table: when a new machine is added in a workshop to participate in production, the machine can be added into a scheduling algorithm by setting the machine type, the machine number, the processing upper bound, the processing lower bound, the affiliated department, the machine number and the machine name of the machine. Adding machines and setting corresponding initial parameters for the machines.

The machine station is arranged: the parameters of the machine (machine type, machine number, upper processing bound, lower processing bound, affiliated department, machine number and machine name) can be modified at any time to update the system. All the machine information is displayed through the page, and a specific machine number can be input to inquire a certain machine.

Claims

1. A production scheduling system of a printing and dyeing workshop is characterized by comprising a production list management module, a query module, a production scheduling module, a vehicle card management module and a system setting module;