JPH10539A - Work process allocation system - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To improve the work efficiency in a machining operation and to shorten the time for allocating and adding a machining operation. SOLUTION: A work process allocating device for allocating a work process, a storage device for storing information for performing a work process allocation schedule, connected to the work process allocating device, information input / output means and the work process A work process allocation system comprising a plurality of terminals having means for displaying screen content displayed on the layout device, wherein the work process layout device creates a priority when performing a processing operation. A priority creating means, a machining production plan creating means for creating a machining production plan based on the created machining priority, and a priority editing means for editing the machining priority according to the work / inventory status of the workpiece. , A schedule plan creating means for creating a schedule of machining work based on the edited priorities, a Gantt chart creating means for creating and displaying a Gantt chart diagram of the schedule plan, and And a processing work addition creating means for creating a schedule of the additional processing work when performing the processing work.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a process (hereinafter referred to as "parts") to be processed by each machine in a machining workplace based on information on completion of each post-process assembly in a post-process production type in a factory. Work process allocation system that assigns the order of machining work processes), in particular, determines the priority order of the parts to be machined in each machine, The present invention relates to a technique which is effective when applied to a work process assignment system for performing a work schedule assignment and a work assignment operation when a shortage of scheduled operation time occurs.

[0002]

2. Description of the Related Art Conventionally, in a factory in a post-process pick-up production mode, a machining workplace is configured to receive a production instruction from a customer,
Processing is performed according to the paper instructions between the assembly workplace and the processing workplace, and the assembly workplace removes the paper instructions for the parts pallet containing each part completed at the processing workplace at the time of picking up the parts, Paper instructions were sequentially put on the uprights taking into account the priority of the processing workplace, and processing was performed according to the paper.

[0003] Further, depending on the variation in the number of assembly instructions from the customer and the model configuration, variations in the operating time of the machine for parts processing may occur, leading to a reduction in the efficiency of the machine and insufficient machining. Therefore, with regard to the post-process pick-up production mode, operations are performed so that the processes before and after the machining can be handled with inventory in-process.

[0004] Unless this inventory work-in-progress amount is changed according to the number of production units, the inventory work-in-progress amount increases or becomes insufficient. There is. The work assignment at this time has conventionally been performed through discussions by several people.

[0005]

SUMMARY OF THE INVENTION As a result of studying the above prior art, the present inventor has found the following problems.

[0006] Regarding the production start instruction of the machining workplace in the factory of the conventional post-process pick-up production form, the parts are taken from the processing workplace or the processing workplace is processed by the paper instruction between the assembly workplace and the processing workplace. Although the processing work start instruction is given, there is a problem that the paper instruction takes a long time to transport the paper between workplaces, or the paper is lost during transportation or storage, thereby lowering the work efficiency.

[0007] In addition, there is a problem in that the assignment and additional work of the conventional processing work must be discussed by several people, and the increase or decrease in the number of production units must be written in a paper instruction sheet, which takes time to prepare. .

[0008] An object of the present invention is to provide a technique capable of improving work efficiency in a machining operation.

Another object of the present invention is to provide a technique capable of shortening the time for allocating and adding processing operations.

The above and other objects and novel features of the present invention will become apparent from the description of the present specification and the accompanying drawings.

[0011]

SUMMARY OF THE INVENTION Among the inventions disclosed in the present application, the outline of a representative one will be briefly described.
It is as follows.

A work process allocating device for allocating a work process, a storage device for storing information for performing a work process allocation schedule, and an information input / output means connected to the work process allocating device; A work process assignment system comprising a plurality of terminals having means for displaying screen contents displayed on the device, wherein the work process assignment device creates a process priority when performing a process. Order creating means, machining production plan creating means for creating a machining production plan based on the machining priorities created by the machining priority creating means, and editing of the machining priority according to the work / inventory status of the workpiece. Priority order editing means, a schedule plan creating means for creating a schedule of the machining operation based on the priority order edited by the priority order editing means, and And Gantt chart creating means to create and display a Gantt chart scheduling, when performing the additional processing work, and a processing work create additional means to create a schedule of the additional processing work.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment according to the present invention will be described below with reference to the drawings.

FIG. 1 is a diagram for explaining a configuration of a work process allocation system according to an embodiment of the present invention.

As shown in FIG. 1, the work process allocating system according to the present embodiment includes a work process allocating device 1 for allocating work processes, a storage device 2 for storing various information for allocating work processes, and a work process allocating device. It comprises a plurality of terminals 3 having means for communicating with the device 1, means for displaying the contents of the screen displayed on the work process allocating device, and input means for inputting the progress of the machining operation.

The work process allocating apparatus 1 includes a machining order creating unit 10 for creating a priority order for machining, a machining production plan creating unit 20 for creating a machining production plan based on the created order of priority for machining, A priority editing unit 30 that edits the processing priority based on the processing progress and the stock status of a workpiece (hereinafter, referred to as a part), and a schedule planning that creates a schedule of the processing operation based on the edited priority. A communication unit for communicating with each terminal 3, a Gantt chart creation unit 50 for creating and displaying a Gantt chart of the schedule, a machining work addition creation unit 60 for creating a schedule of the additional machining work, And a unit 70.

The storage device 2 also includes a machining priority master 201, assembly completion information 202, a machining production plan file 203, an edited production plan file 204, a pre-process / post-process stock master 205, a process master 206, a machine master 207, an additional item master 208, a schedule file 209, and an added schedule file 210.

Next, the operation of the work process allocating system according to this embodiment will be described.

FIG. 2 is a flow chart for explaining the operation of the work process allocation system of the present embodiment.

As shown in FIG. 2, the operation of the work process allocation system according to the present embodiment is as follows. First, data is input to each machine unit by the machining priority creating unit, and the machined parts of each machine work site are processed. Is stored in the machining priority master 201 in which the setup of components of each machine is prioritized (step 110).

As shown in FIG. 3, the data stored in the processing priority order master 201 includes a machine code 301, a reference priority order 302 based on setup, an item code 303, an item name 304, and remarks 305.

Next, assembly completion (scheduled) information 202 which is information input from the terminal 3 and the processing priority master 20
According to 1, the machining production plan creating unit 20 creates a machining production plan for each machine and each component, and stores it in the machining production plan file 203 (step 120).

As shown in FIG. 4, the data stored in the machining production plan file 203 is a machine code 301, a priority order 302, an item code 303, a product name 304, a designated number 401, and a sheet of paper instruction sheet. The number of lots is the number of one lot 402, and the number of lots 403 obtained by dividing the designated number by the number of one lot.

Next, based on the information on the in-process in-process of the preceding and succeeding processes, the priority order editing unit 30 obtains the in-process in-process amount of each component from the pre-process and post-process stock master 205 which is information input from the terminal 3. Are searched for in parts and the priority order of necessary parts is edited (step 130).

The data stored in the pre-process and post-process stock master 25 is, as shown in FIG.
3, product name 304, basic priority order 302, pre-process stock 50
1. Post-process stock 502

In the priority order editing, three types of in-process in-process are selected from only the preceding process, only the post-process, and the pre- and post-processes. Pull out inventory information for each part,
The production plan and the correction are edited and stored in the edited production plan file 204.

In order to edit the priority, first, the process in-process inventory information is searched, and if there is no information, the priority of the part is increased. This is done by lowering

The determination of the priority will be described with a specific example.

FIG. 6 is a diagram for explaining the determination of the priority order from the stock in-process information in the post-process pick-up production mode in the pulling production.

In the example shown in FIG. 6, the stock quantity of the post-process is compared with the information from the machining production file in which the machining production is created with the standard priority, and the stock of the third and fifth parts of the standard priority is sorted. When there is no, the third is edited as the first and the fifth as the second.

Next, the pre-process stock is searched and the reference priority 1
If there is no order, the number is 5 and the priority is 2nd, 3rd
The priority order is edited from the in-process information so as to increase the order.

In the pre-process and post-process stock master 205 shown in FIG. 5A, as shown in FIG. 5B, the basic priority 302 is edited as the stock-adjusted priority 503.
The edited processed production plan file 204 is stored.

Further, in the above-described example, the description has been made as to whether or not the stock amount exists. However, the present invention is not limited to this. It may be decided according to the workplace conditions.

Next, the schedule planning unit 40 outputs the edited production plan file 204 described above, information on the setup time and processing time of the process master 206 which is information input from the terminal 3 described later, Master 207 that stores the operation time of the production machine, which is information based on input from the
Thus, a schedule plan including the start time and the completion time is created and stored as the schedule plan file 209 (step 140).

The contents of the process master 206 described above are shown in FIG.
, The item code 303, the machine code 301,
It consists of a work code 701, a set-up time 702, a work code 703, a processing time 704, and a lot number 705.

The machine master 207, as shown in FIG.
It consists of a machine code 301, an operating time 801, and a straight line 802 indicating which of the following patterns is used: one shift, two shifts or three shifts.

As shown in FIG. 9, the schedule file 209 includes a machine code 301, a priority 503 after inventory adjustment,
It comprises a product name code 303, product name 304, number 401, lot number 402, start time 901, and completion time 902.

The contents of the created schedule file 209 are displayed as a Gantt chart by the Gantt chart creation unit 50 so that the operation status can be easily understood, as shown in FIG.

The Gantt chart shown in FIG. 10 is displayed according to the operating rate of each machine, the schedule according to the priority order, and the operating conditions (direct).

Next, when each machine of the created schedule is less than the scheduled operating time, a machining operation is added (step 150).

The addition of the machining operation is performed by the machining operation addition creating unit 60 based on the additional item master 208 indicating the item to be added for each machine.

As shown in FIG. 11, the additional item master 208 stores, for each machine, a part having a large production volume or a part flowing normally in each machine, with a machine code 301, a basic priority order 302, and an item code 303. , One lot number 704 is stored as information.

As shown in FIG. 12, the machining operation addition creating unit 60 displays a Gantt chart screen on the machine to which the machining operation is added and the parts of the additional item master 208, and the parts of the additional item master 208 are dragged. Then, a rectangle having a size corresponding to the time required for the process of the dragged component is dropped and displayed on the Gantt chart of the target machine.

Then, the Gantt chart for which all the additions have been completed is recognized as the schedule plan of the machine to which the machining operation has been added, and is stored in the schedule plan file 210 after the addition.

As described above, the priority order in the parts production for each machine is determined while receiving either the information on the schedule or completion of the processing operation and collating it with the information on the work in process of the preceding and following processes. You can assign a schedule for each machine on the Gantt chart screen and display it via each terminal,
The time it takes to transport between workplaces in traditional paper instructions,
Since there is no loss during transportation or storage, it is possible to improve the working efficiency in the processing operation, and it is possible to shorten the time for allocating the processing operation.

In addition, when the scheduled operation time of each machine is less than the scheduled operation time, the work process can be added by pasting the preselectable parts on the screen of the Gantt chart. Can be shortened.

As described above, the invention made by the present inventor is:
Although specifically described based on the embodiment, the present invention
It is needless to say that the present invention is not limited to the above-described embodiment, but can be variously modified without departing from the scope of the invention.

[0048]

The effects obtained by the representative ones of the inventions disclosed in the present application will be briefly described as follows.

1. It is possible to improve the work efficiency in the processing work.

2. It is possible to reduce the time for allocating and adding processing operations.

[Brief description of the drawings]

FIG. 1 is a diagram illustrating a configuration of a work process allocation system according to an embodiment of the present invention.

FIG. 2 is a flowchart for explaining the operation of the work process allocation system of the present embodiment.

FIG. 3 is a diagram showing data stored in a machining priority master 201;

FIG. 4 is a diagram showing data stored in a machining production plan file 203;

FIG. 5 is a diagram showing data stored in a pre-process / post-process stock master 205.

FIG. 6 is a diagram for explaining the determination of a priority order from stock in-process information in a post-process pick-up production mode in pull production.

FIG. 7 is a diagram showing data stored in a process master 206.

FIG. 8 is a diagram showing data stored in a machine master 207.

FIG. 9 is a diagram showing data stored in a schedule file 209.

FIG. 10 is a diagram showing an example of a Gantt chart display by the Gantt chart creation unit 50.

11 is a diagram showing data stored in an additional item master 208. FIG.

FIG. 12 is a diagram showing a screen display example when a processing operation is added by the processing operation addition creating unit 60;

[Explanation of symbols]

1 ... Work process allocating device, 2 storage devices, 3 terminals, 10 machining order creating unit, 20 machining production plan creating unit, 30 priority order editing unit, 40 schedule plan creating unit, 50 Gantt chart creating unit, 60 machining work additional creating Section, 70 communication section, 201 processing priority master, 202 assembly completion information, 203 processing production plan file, 204 edited production plan file, 205
Pre-process / post-process inventory master, 206 process master, 207
Machine master, 208 additional item master, 209 schedule file, 210 additional schedule file.

Claims (2)

[Claims] 1. A work process allocating device for allocating a work process, a storage device for storing information for performing a work process allocation schedule, connected to the work process allocating device, an information input / output means and the work And a plurality of terminals having means for displaying screen contents displayed on the process allocating device, wherein the work process allocating device creates a priority order when performing a machining operation. Machining priority creating means for creating, a machining production plan creating means for creating a machining production plan based on the priority of the machining work created by the machining priority creating means, and a machining priority according to the work / inventory status of the workpiece. Priority editing means for editing a schedule, a schedule plan creating means for creating a schedule of machining operations based on the priority edited by the priority editing means, and a schedule plan creating means. Gantt chart creation means for creating and displaying a Gantt chart of the created schedule, and machining work addition creation means for creating a schedule plan for the additional machining work when performing additional machining work. Work process allocation system. 2. The work process allocation system according to claim 1, wherein the processing work addition creating unit stores a Gantt chart of a schedule plan and a list of work processes that can be added in a machine to which the processing work is added. A work process allocation system comprising: means for displaying; and means for dragging a work process to be added from the list and dropping the work process on a Gantt chart to create a schedule of the work process.