JPH11250131A - Component management system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the possibility of obtaining the retrieved result that a sub- component suited to a main component does not exist as much as possible. SOLUTION: This component management system for retrieving and determining the sub-component suited to the main component flowing on a main component production line from a sub-component stock area based on plural information included in the sub-component is provided with a controller for receiving sub-component request data from the main component production line and retrieving a suited sub-component from the sub-component stock area. The controller is provided with a retrieving means 12 for setting up plural retrieving conditions having respectively different numbers of coincident conditions and respectively different items and retrieving a sub-component suited to the main component based on the retrieving condition of the sub-component request data and an auxiliary selection means 13 for switching the retrieving condition to an adaptable wider condition when the means 12 can not retrieve a corresponding sub-component, displaying the information on a suited sub-component to the external and allowed to be ootionally operated and determined from the external.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a parts management system for assigning, from a sub-part stock area, a sub-part conforming to a main part flowing in a main part production line.

[0002]

2. Description of the Related Art Conventionally, when a sub-part matching a main part flowing in a main part production line is allocated from a sub-part inventory area, a control device such as a sequencer is used to simulate the entire area of the simulated sub-part inventory area. Are scanned in the order of addresses, and the sub-part indicated by the data matching the search condition is recognized, and the sub-part is conveyed to the mounting station of the main part production line.

[0003]

However, in the prior art, when the number of stored parts in the sub-part stock area is large, it takes a long time to search, and efficient part allocation work cannot be performed. In addition, when there is no data that matches the search condition, it is difficult to cope with a search for a suitable sub-part.

The present invention has been made in view of the above-mentioned problems of the prior art, and an object of the present invention is to minimize a search result indicating that there is no sub-part that matches a main part. The purpose of the present invention is to provide a parts management system capable of performing such operations.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a sub-part which matches a main part flowing through a main part production line based on a plurality of pieces of information which the sub-part has from a sub-part stock area. A parts management system for receiving and determining sub-part request data from the main parts production line, and searching for a suitable sub-part from the sub-parts inventory area; Means for setting a plurality of search conditions having different numbers and items and searching for a sub-part that matches the main part based on the search condition of the sub-part request data, and the search means cannot search for the corresponding sub-part In this case, the search condition is switched to a wider range of conditions that can be adopted, and information on the matching sub-parts is displayed externally so that the operation can be determined from the outside. Those having an auxiliary selection means.

[0006]

Embodiments of the present invention will be described below with reference to the accompanying drawings. Here, FIG. 1 is a configuration diagram of an engine / stock field to which the component management system according to the present invention is applied, FIG. 2 is an explanatory diagram of the component management system according to the present invention,
FIG. 3 is an explanatory diagram showing the contents of data, FIG. 4 is an explanatory diagram of a priority order determination table, FIG. 5 is an explanatory diagram of a display, and FIG. 6 is a flowchart of a component management system according to the present invention.

In an automobile production plant, for example, as shown in FIG. 1, between a plurality of engine assembly lines for assembling engines and a plurality of body assembly lines for assembling the engines assembled on these engine assembly lines to a vehicle body, There is an engine stock space ES.

[0008] The engine stocking site ES stores three types of engines, which are assembled on the first engine assembly line AE1 and the second engine assembly line AE2, mounted on pallets, and conveyed, by three first to third engines. Body assembly line AF1,
The AF2 and AF3 are rearranged so as to match the model of the flowing vehicle body, and provided so that the engine required by the vehicle body can be smoothly assembled.
The engine transport line 1 includes the eighth flow areas S1, S2,..., S8.

The first to eighth flow regions S1, S2,...
In order to perform the location control of the engine (part) in S8, as shown in FIG.
... lower first to eighth terminal sequencers SC corresponding to S8
, SC8,... SC8, and an upper master sequencer M that supervises the first to eighth terminal sequencers SC1, SC2,.

The master sequencer M and the first to eighth terminal sequencers SC1, SC2,... SC8 are connected to each other by a communication network 2 capable of freely transmitting information. Further, the master sequencer M is connected to a host computer (not shown) that controls production of the entire production factory by a LAN (local area network) 3. And
The master sequencer M transmits search conditions suitable for the type of vehicle to the first to eighth terminal sequencers SC1, SC2,. doing.

First to eighth flow areas S1, S2,... S8
Are further subdivided into a plurality of detailed regions as control ranges. For example, in the case of the seventh flow region S7, as shown in FIG. 1, it is divided into three detailed regions S71, S72, and S73.

First to eighth terminal sequencers SC1, SC
As shown in FIG. 2, inside each of the sequencers SC1, SC2,... SC8 and each of the sequencers SC1, SC2,. Is provided with a data storage table 5 for storing data D relating to an engine moving between the two.

Further, in each data storage table 5, the block tables 6 are arranged by the number of engines that can exist in each of the flow areas S1, S2,... S8. Each of the terminal sequencers SC1, SC2,.
For example, in the case of the seventh flow area S7, the detail areas S71, S
The identification of 72 and S73 and the existence confirmation of the data D regarding the engine can be performed.

The data D relating to the engine moves between the block tables 6 constituting the respective data storage tables 5 of the terminal sequencers SC1, SC2,... SC8 and between the respective data storage tables 5 of the terminal sequencers SC1, SC2,. This is possible data, as shown in FIG.
The 0-byte area is divided into 16 areas, and the following information can be written in each area.

The information includes a control flag, a control code,
Assignment order, model code, body assembly date, body sequence No., body loading order, body series code, body frame No., engine assembly date, engine sequence No., E
NG assembly area take-out order, classification, body assembly area entry order, engine series code, engine number, and the like.

The priority determination table 7 shown in FIG.
It is stored inside each terminal sequencer SC1, SC2,... SC8. The priority order determination table 7 indicates that the engines carried into the first to third vehicle body assembly lines AF1, AF2, AF3 are given priority over the engines present in any of the flow regions S1, S2,. It is a table which shows whether it is allocated to.

In FIG. 4, a first vehicle body assembly line AF1
In the case of the engine, the engine having the first priority in the detail area S73 of the seventh flow area S7 has the seventh priority, and the engine having the second priority has the seventh priority.
The engine exists in the detail area S72 of the flow area S7, and in the case of the second vehicle body assembly line AF2, the priority is 1
In the case of the engine whose position is in the detailed region S64 of the sixth flow region S6, the engine whose priority is second in the detailed region S63 of the sixth flow region S6, and in the case of the third body assembly line AF3, The engine having the first rank is the engine existing in the detailed area S52 of the fifth flow area S5, and the engine having the second rank is present in the detailed area S51 of the fifth flow area S5.

Then, each terminal sequencer SC1, SC
2,... SC8 determine whether or not to carry out the work for carrying out the conforming engine by using a retrieving means comprising a conforming data determining program and a priority order determining table 7 provided therein.

Each terminal sequencer SC1, SC2,
.. SC8, when the search means cannot find a corresponding engine, the search condition can be adopted and the search condition can be changed to a wider range, and the search can be performed in the same manner as the search means 12. Auxiliary selection means for externally displaying the above information and allowing the selection of the engine from outside.

Therefore, in the parts management system according to the present invention, as the normal search, the search means (condition code, body assembly date, body sequence N
o.) and the condition search item (model code, flag ON). If no matching data is found even after searching three times, a condition search is performed from the master sequencer M. A search request for an item (model code) is issued to each of the terminal sequencers SC1, SC2,... SC8, and the search is performed by the auxiliary selection means.

At this time, the engine / engine
If the stock space ES has a normal engine stock, there are a plurality of compatible engines. As shown in FIG. 5, the engine is present on the display 14 provided on the operation panel of each of the terminal sequencers SC1, SC2,. Zone N
o. and the arrangement order from the exit are displayed. Then, when the radio button 14a of the corresponding engine displayed on the display 14 is pressed, the engine is selected and determined.

An engine assignment operation by the component management system configured as described above will be described with reference to a flowchart shown in FIG. First, when vehicle data is input to a terminal device, for example, a card reader at the vehicle loading stations of the first to third vehicle assembly lines AF1, AF2, AF3, the vehicle data is transferred from the terminal device to the host computer ( Step SP1).

Then, the host computer processes the vehicle body data, creates conforming condition data conforming to the vehicle body data, and transfers the conforming condition data to the master sequencer M. The master sequencer M processes the conforming condition data into a state where each terminal sequencer SC1, SC2,... SC8 can be used, and then converts the conforming condition data into each terminal sequencer SC.
1, SC2,..., SC8.

Each terminal sequencer SC1, SC2,... SC
8, data D relating to an engine meeting the conditions (conditions, conditions) based on the conformance condition data is retrieved by the search means 12 comprising the priority order determination table 7 and the conformance data determination program. (Step SP2).

If the data D relating to the engine exists in any of the block tables 6 in the search within three times (step SP3), each terminal sequencer SC1, SC2,.
The SC 8 sends out information on the existence area of the data D relating to the engine, and confirms each other according to the engine carrying-in conditions of the first to third vehicle body assembly lines AF1, AF2, AF3, which are the transfer destinations.

Then, each terminal sequencer SC1, SC
2,... SC8, each terminal sequencer SC1, SC2,
... The engine existing in the detailed area in which the existence of the data D relating to the engine has been confirmed for the first time in SC8 is selected as the compatible engine. Then, the corresponding terminal sequencer outputs a command to carry out the compatible engine to the detailed area, and the engine allocation work ends (step SP4).

On the other hand, if no suitable data can be retrieved by the retrieval means 12 (conditions, conditions) within three times, a request for retrieval of the retrieval item (model code) of the condition is sent from the master sequencer M. Each terminal sequencer SC
1, SC2,... SC8 (step SP5).

Then, the auxiliary selection means 13 searches for data that matches the condition search item (model code) (step SP 6), and displays the search result on the display 14.
Is displayed as the information of the conforming engine (zone No. and the order of arrangement from the exit) (step SP7).

Then, if the radio button 14a of the corresponding engine displayed on the display 14 is pressed, the engine can be selected and determined, and the engine allocation work ends (step SP8).

Each engine assembly line AE1, AE
In FIG. 2, since the engine is produced based on the vehicle body production plan, the engine carried into the engine / stock site ES is the destination of the priority order determination table 7, that is, the first to third vehicle body assembly lines AF1. , AF2, and AF3, and is usually conveyed to a high-priority detail area and waits.

The priority order determining table 7 and the adaptation data determining program are provided in each of the terminal sequencers SC1 and SC1.
Instead of SC2,..., SC8, they may be provided in the master sequencer M, and the master sequencer M may collectively check.

[0032]

As described above, according to the present invention, by changing to a wider range of search requirements and providing auxiliary selection means which can be manually selected, there is no sub-part compatible with the main part. Can be eliminated, and the sub-parts can be stocked in the sub-parts stock area without imposing a load on the main parts production line and the sub parts production line.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of an engine / stock field to which a parts management system according to the present invention is applied.

FIG. 2 is an explanatory diagram of a component management system according to the present invention.

FIG. 3 is an explanatory diagram showing data contents.

FIG. 4 is an explanatory diagram of a priority order determination table.

FIG. 5 is an explanatory view of a display.

FIG. 6 is a flowchart of the parts management system according to the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Engine transfer line, 5 ... Location table (table), 6 ... Block table, 7 ... Priority determination table, 12 ... Search means, 13 ... Auxiliary selection means
14: display, AE1, AE2: engine assembly line, AF1, AF2, AF3: body assembly line (main parts production line), D: data on the engine (parts data), ES: engine stock space (sub parts stock area) , S1, S2, S3, S4, S5, S6, S
7, S8: First to eighth flow regions, S71, S72, S7
3: Detail area, SC1, SC2, SC3, SC4, SC
5, SC6, SC7, SC8 ... first to eighth terminal sequencers (control devices), M ... master sequencer.

Continued on the front page (72) Inventor Hidetaka Uchida 1907 Hiratacho, Suzuka City, Mie Prefecture Inside Honda Motor Co., Ltd. Suzuka Factory

Claims (1)

[Claims] 1. A parts management system for retrieving and determining a sub-part conforming to a main part flowing in a main parts production line from a sub-part stock area based on a plurality of pieces of information included in the sub-part. A control device for receiving sub-component request data from a line and searching for a matching sub-component from the sub-component stock area is provided. The control device sets a plurality of search conditions having different numbers of matching conditions and different items. A search means for searching for a sub-part that matches the main part based on the search condition of the sub-part request data, and a wider range of conditions that can be used when the search means cannot search for the corresponding sub-part. Component management characterized by comprising auxiliary selection means configured to switch and display information on matching sub-components to the outside so that operation can be determined from the outside. system.