JPH0597204A - Picking method - Google Patents

Abstract

PURPOSE:To improve the productivity of picking by filling articles in a pallet rack without interrupting picking. CONSTITUTION:In this picking method, the number of total shipments Q to a whole article stock place 15 for articles of the same type, is recognized, and regarding articles of certain type, the Q of which exceeds the number R of articles remaining in shelf, after the number not less than (Q-R) of articles of the type is drawn from an automated storage and retrieval system 11, the articles drawn 13 are distributed by the predetermined shipment number to each specific stock place 15, in order, and if there is surplus of the article 13 of the type, the surplus of the article 13 is returned to the pallet rack 12.

Description

Detailed Description of the Invention

[0001]

FIELD OF THE INVENTION The present invention relates to a method for picking articles.

[0002]

2. Description of the Related Art FIG. 6 is a schematic view showing a conventional picking method in an article storage facility having an automatic warehouse 1 and a storage rack 2. In this article storage facility, a plurality of types of articles 3 brought in by a truck 4A are put in a pallet-based storage port 1
The goods are stored in the automated warehouse 1 from A, then the goods 3 are issued from the exit 1B of the automated warehouse 1, and the goods 3 that have been issued are temporarily stored in a packing unit on each of the shelves corresponding to each type of the storage shelf 2. .. Then, the article 3 temporarily stored in the storage shelf 2
Are distributed from the storage shelf 2 to a predetermined load sorting place 5 among a plurality of load sorting places (berths) 5 by a predetermined specific number of shipments. Be carried out.

However, the worker follows the picking instruction list 6 as shown in FIG. 7 to take out the article 3 from the automatic warehouse 1, temporarily store the article 3 in the storage shelf 2, and store the shelf 2.
Distributing the articles 3 from the yard to the yard 5 is performed according to the following work flows. The picking instruction list 6 is shown in FIG.
As shown in FIG. 3, for the type column, the number of articles remaining in the shelf before and after picking in the storage shelf 2, the shelf location column corresponding to the type, the shipping pallet number column from the automated warehouse 1, and the total assortment field 5 for the type. A total shipment number column and a shipment number column of the product of the relevant type for each packing area 5 are provided.

[0004] The specified total number of shipments of the product of the type specified in the picking instruction list 6 is taken out from the specified shelf and placed on the carriage 7.

The above is repeated for a plurality of products until the carriage 7 is full. Items of a specified type are distributed to each of the yard 5 by the specified number of shipments.

[0006] In the above, when there are no articles left in the shelf of the storage shelf 2 for a certain product, the above picking is interrupted, the product of the product of interest is taken out from the automatic warehouse 1 by one pallet, and the corresponding shelf of the storage shelf 2 is placed. refill. After the replenishment, picking from the storage rack 2 is restarted.

[0007]

However, in the prior art, the replenishment of the article 3 to the storage shelf 2 is performed only during picking when there are no articles remaining in the shelf of the article of the type. Therefore, picking must be interrupted during the replenishment work, which lowers the picking productivity.

An object of the present invention is to make it possible to replenish articles in a storage rack without interrupting picking and to improve picking productivity.

[0009]

According to the present invention as set forth in claim 1, after temporarily storing a plurality of types of articles from an automatic warehouse in a storage shelf, the articles are stored in a plurality of packing areas from the storage shelf. In the picking method that distributes only the predetermined number of shipments to the specific packing place predetermined in our house,
Recognizing the total number of shipments Q for all the assortment sites for the same product type, Q is the number of remaining articles R in the storage shelf for the product type
For varieties above, after taking out QR or more for the varieties from the automated warehouse, the retrieved items are sequentially distributed to each predetermined specific packing place by a predetermined specific number of shipments, After that, if there is a surplus article of the product type, the surplus article is returned to the storage shelf.

The present invention according to claim 2 is the same as the invention according to claim 1, further, in returning the surplus article to the storage rack, whether the number of articles to be returned is equal to a predetermined number of items to be returned or not. Upon confirmation, shipping inspection is performed.

The present invention according to claim 3 provides the invention according to claim 1 or 2.
In the present invention according to, further, at the time of returning the surplus goods to the storage shelf, the total of the number of returned articles and the number of remaining articles in the shelf before the return is a predetermined remaining number in the shelf after the return. By checking whether they are equal to each other, the remaining number is inventoried.

[0012]

According to the present invention as set forth in claim 1, the following effects are obtained. Prior to picking, if the total number of shipments Q for the same sort of product to all the packing areas exceeds the remaining number R of the product on the storage shelf, the product will be QR-coded in anticipation of the need for supplementation of the product. Picking out the above items from the automated warehouse, distributing the extracted items directly to each specified packing place in a predetermined number of specified shipments, and then returning the surplus items of the product type to the storage rack. It is a work. Therefore, the picking of the product type can be performed and the storage shelf of the product type can be replenished without interrupting the picking due to the replenishing work of the product item in the storage shelf during the picking operation. Productivity can be improved.

According to the second aspect of the present invention, the following effects are obtained. When the surplus goods are returned to the storage shelves after the distribution to each packing house is completed, it is confirmed whether the number of returned goods is equal to the predetermined planned number of returned goods. It is possible to surely and easily carry out the shipping inspection that the goods have been shipped as expected, and it is possible to improve the picking productivity.

According to the present invention described in claim 3, the following effects are obtained. When the surplus items are returned to the storage shelves after the distribution to each yard is completed, the total of the number of returned items and the number of items remaining in the shelf before the return is the predetermined remaining amount in the shelves after the return. By confirming whether or not the quantity is equal to the planned quantity, it is possible to reliably and easily carry out the inventory of the remaining quantity after the shipment of the relevant article to each packing place and that the appropriate remaining quantity is secured in the corresponding shelf. The picking productivity can be improved.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a schematic diagram showing a seed sowing shipping method, FIG. 2 is a schematic diagram showing a seed sowing picking instruction list, FIG. 3 is a schematic diagram showing a picking and shipping method, FIG. 4 is a schematic diagram showing a picking and picking instruction list, FIG. 5 is a flow chart showing a selection logic of the seed sowing shipping method and the picking shipping method, FIG. 6 is a schematic diagram showing a conventional picking method, and FIG. 7 is a schematic view showing a conventional picking instruction list.

The storage facility 10 is, as shown in FIGS. 1 and 3,
It has an automatic warehouse 11 and storage shelves 12 such as pallet racks (fixed shelves), mu racks (moving shelves), and case flow racks (fluid shelves). In this storage facility 10, a plurality of types of articles 13 carried in by a truck 14A are stored in the automatic warehouse 11 from a storage port 11A in pallet units, and then,
The articles 13 are delivered from the delivery port 11B of the automated warehouse 11, and the delivered articles 13 are temporarily stored in a packing unit in each of the shelves 12A corresponding to each type of the storage shelves 12. And
The articles 13 temporarily stored in the storage shelves 12 are stored in the storage shelves 12
From a plurality of yard 15 (berths), a predetermined number of shipments are distributed to a predetermined yard 15 and the bunches 15 are carried out from each yard 15. 16 is a crane and 17 is a dolly.

The storage shelf 12 is shown in FIGS. 1 (A) and 1 (B).
As shown in, 4 rows in the front-back direction, 24 rows left and right in each row, 3 rows in each row
It is equipped with a total of 288 shelves 12A, and the location of each shelves 12A is displayed as shown in [row a, row b, row c].
It is supposed that the variety of seeds is stored in a single shelf 12A without being stored over a plurality of shelves 12A.

However, the storage facility 10 has the control device 20, and according to the control operation of the control device 20, the automatic warehouse 11 can be operated by either of the following seeding shipping method or picking shipping method. The article 13 is picked from the storage rack 12 to the yard 15.

In the storage facility 10, the articles 13 are handled in a boxed state as a minimum package, and a plurality of packages are loaded on a pallet.
Are stored in the storage shelves 12 in units of packaging. Then, the following is have you in the description, shipments, the remaining number of articles shelves,
It is the number of units in the package.

(Selection of Shipping Method) (Refer to FIG. 5) The control device 20 determines the total number of shipments Q for all the packing areas 15 of the same product type and the number of remaining articles R in the storage shelf 12 of the product type in the shelf. Recognize and compare Q and R. Then, the seed sowing shipping method is adopted for the product for which Q> R (when replenishing the storage rack 12), and the seed sowing picking instruction list 21 is output. On the other hand, the picking and shipping method is adopted for the products that satisfy Q ≦ R (when the storage rack 12 is not replenished), and the picking and picking instruction list 22 is output.

When the seed sowing shipping method is adopted, the control unit 20 calculates the number P of pallets to be delivered from the automatic warehouse 11 by the following equation (1) for the product with Q> R, and the seed sowing picking instruction list is obtained. 21 is displayed. P = (Q-R) / n + 1 (1)

However, n is the number of packages loaded on one pallet, and (Q-R) / n in the arithmetic processing of the equation (1).
Numbers below the decimal point are truncated.

(Seeding and shipping system) (See FIGS. 1 and 2) The worker performs the following picking work flow according to the sowing picking instruction list 21.

The seeding picking instruction list 21 is
As shown in FIG. 2, a product type column, a pallet number (P) column for output of the product type from the automated warehouse 11 (in this column, the number of packages of one pallet is also written in parentheses), and assortment for each product type A column for the number of shipments to the field 15, a column for the number of surplus items to be returned to the storage shelves 12 after picking for the product type (in this column, the shelf location to be returned is also written in brackets), and a column for the number of items remaining in the shelf (In this column, the number of remaining articles in the shelf before returning the surplus articles is described in the upper row, and the number of remaining articles in the shelf after returning the surplus articles is described in the lower section).

Here, the sowing picking instruction list 21
The display order of the varieties is set to the arrangement order (location order) of the shelves 12A corresponding to the respective varieties of the storage shelves 12 to which the surplus articles of the respective varieties after being distributed to the yard 15 by the sowing shipping method are returned. To be done. At this time, "order"
In the above-mentioned location of each of the shelves 12A, is the order in which the column with the smallest number of columns has the highest priority, the column with the smallest number has the second priority, and the column with the smallest number has the last priority.
1 row 1 station 1 step, 1 row 1 station 2 steps, 1 row 1 station 3 steps, 1 row 2 stations
1 row, 1 row, 2 rows, 2 rows ... 4 rows, 24 rows, 3 rows.

The control device 20 controls the automatic warehouse 11,
Each type according to the display order of the seed sowing picking instruction list 21 is sequentially delivered to the delivery port 11B (in FIG. 1).
A plurality of workers can work on the following items in parallel for different types.

The worker takes out the pallet of the type that has been put out at the output port 11B onto the carriage 17 (in FIG. 1).

The worker removes the article 13 taken out above,
According to the seed sowing picking instruction list 21, the predetermined specific number of shipments is sequentially distributed to each of the predetermined specific load yard 15 from the first load yard 15 (in FIG. 1).

After the above, the operator returns (supplements), if there is a surplus article of the product type, to the shelf 12A at the location designated by the sowing picking instruction list 21 (in FIG. 1).

The worker is a storage shelf 12 for the above-mentioned surplus articles.
At the time of return to, the shipment inspection is performed by confirming whether the number of returned articles is equal to the predetermined number of items to be returned (the number listed in the surplus article number column of the sowing picking instruction list 21) ( Figure 1).

The worker is to store the above-mentioned surplus article 12
At the time of the return to the store, the total of the number of returned articles and the number of articles remaining in the shelf before the return is the predetermined expected number of articles remaining in the shelf after the return (in the lower row of the number of articles remaining in the shelf of the sowing picking instruction list 21). The remaining number is inventoried by checking whether it is equal to (the number stated) (FIG. 1).

It is to be noted that, in the above, the storage shelves 12 for storing the excess articles
When returning to the shelf 12A, the worker puts the existing goods stored in the shelf 12A on the new pallet on the trolley 17 and puts the existing goods in the shelf 12A. Take out the old pallet, and put the new pallet, which contains the above-mentioned packaging of the surplus goods and packaging of the existing goods, from the carriage 17 to the shelf 1
Put in 2A. In this way, new picking from the shelf 12A is taken out of the existing article, and there is no risk of old articles remaining in the shelf 12A forever.

When the number of packages to be delivered from the automated warehouse 11 is not sufficient, whether the seedlings are sown on the pallet by the storage rack 12 before seeding,
After sowing the seeds from the automatic warehouse 11, the seeds are taken from the storage shelves 12 and seeded (the shortages are guaranteed to be in the storage shelves 12 at this time).

(Picking and Shipping Method) (See FIGS. 3 and 4) The worker performs the following picking work flow in accordance with the picking and picking instruction list 22.

The picking picking instruction list 22
Is required for each one assortment area 15, and as shown in FIG. 4, a product type column (in this column, the shelf location to be the extraction destination is also written in brackets) and a shipment number column of the product type are displayed. Prepare

Here, the picking picking instruction list 2
The display order of the product types in 2 is set in the arrangement order (location order) of the shelves 12A corresponding to each product type of the storage shelf 12 from which articles of each product type are taken out by the picking and shipping method.
At this time, the “arrangement order” is the same as the “arrangement order” in the seed sowing picking instruction list 21 described above.

The worker follows the picking and picking instruction list 22 and selects from the shelf 12A at the location indicated in the picking and picking instruction list 22 from the loading yard 1
The number of shipments of the relevant product for No. 5 is taken out (in FIG. 3).

The worker repeats the above along the order of the shelves 12A in the order of the types displayed in the picking and picking instruction list 22, picks up a plurality of types of products to be picked and picked from the load yard 15, and picks up the cart 17.
Collect on top (of FIG. 3).

When the worker completes the picking of all the types to be picked and picked at the load yard 15, the group of articles is collectively distributed to the corresponding specific load yard 15 (FIG. 3).

Here, the picking picking instruction list 2
Since 2 is output for each of the load arranging areas 15, the above-described picking operations 1 to 5 can be performed in parallel for each of the load arranging areas 15 by a plurality of workers.

In the process described above, in the process in which the worker collects the various types on the dolly 17, if the loading state on the dolly 17 becomes full, picking of all the varieties to the yard 15 is performed. Even if they are not completed, those trolleys 1
It is also possible to collectively distribute the article group on item 7 to the specific packing place 15 and thereafter to repeat the picking.

A plurality of workers may share the above-mentioned picking operations 1 to 3 with respect to each one load yard 15. In this case, picking picking instruction list 2
Divide the middle part of 2 by the total number of shipments of each type,
A worker in charge of the preceding product rank order side and a worker in charge of the subsequent product rank order side can perform the picking work for each one load yard 15 in parallel.

Next, the operation of this embodiment will be described. Prior to picking, if the total number Q of shipments of the same type to all the packing areas 15 exceeds the remaining number R of the type on the storage shelf 12, the number Q of the type is calculated in anticipation of the need to supplement the type. -R or more is taken out from the automatic warehouse 11, and the taken-out articles are directly distributed to each of the predetermined specific packing areas 15 in order by a predetermined number of shipments. The picking work is to return it to. Therefore, the picking of the product type can be performed and the storage shelf 12 of the product type can be replenished without the interruption of the picking due to the replenishment work of the product type article to the storage shelf 12 during the picking operation. The picking productivity can be improved.

When the surplus items are returned to the storage shelves 12 after the distribution to each packing place 15 is finished, it is confirmed whether or not the number of returned items is equal to a predetermined scheduled return number. It is possible to surely and easily carry out a shipment inspection that the desired shipment of the goods to the packing place 15 has been carried out.
The picking productivity can be improved.

When the surplus articles are returned to the storage shelf 12 after the distribution to each packing place 15 is finished, the total of the number of articles returned and the number of articles remaining in the shelf before the return is a predetermined return. By confirming whether or not the quantity is equal to the expected remaining quantity in the subsequent shelf, it is possible to count the remaining quantity that the proper remaining quantity is secured in the corresponding shelf 12A after the shipment of the article to each packing place 15. Can be performed reliably and easily, and the picking productivity can be improved.

[0046]

As described above, according to the present invention, articles can be replenished to the storage rack without interrupting picking, and picking productivity can be improved.

[Brief description of drawings]

FIG. 1 is a schematic diagram showing a sowing shipping method.

FIG. 2 is a schematic diagram showing a sowing picking instruction list.

FIG. 3 is a schematic diagram showing a picking and shipping method.

FIG. 4 is a schematic diagram showing a picking picking instruction list.

FIG. 5 is a flow chart showing a selection logic of a sowing shipping method and a picking shipping method.

FIG. 6 is a schematic view showing a conventional picking method.

FIG. 7 is a schematic diagram showing a conventional picking instruction list.

[Explanation of symbols]

 11 Automated Warehouse 12 Storage Shelf 12A Shelf 13 Goods 15 Packing Place

Claims (3)

[Claims] 1. After temporarily storing a plurality of types of articles to be delivered from an automatic warehouse in a storage shelf, the articles are previously stored in the storage rack in a predetermined specific loading area among a plurality of loading areas. In the picking method that distributes only the specified number of shipments, the total number of shipments Q for all the packing areas for the same product type is recognized, and for a product type in which Q exceeds the number R of remaining articles in the shelf of the product type, After taking out the QR or more for the relevant product type from the automated warehouse, the retrieved items are sequentially distributed to each of the predetermined specific packing areas by a predetermined number of shipments. A picking method characterized in that, if there is a surplus item, the surplus item is returned to a storage rack. 2. The picking method according to claim 1, wherein at the time of returning the surplus articles to the storage rack, the shipping inspection is performed by confirming whether or not the number of articles to be returned is equal to a predetermined scheduled number of articles to be returned. 3. When returning the surplus item to the storage shelf, whether the total of the number of items returned and the number of items remaining in the shelf before returning is equal to a predetermined expected number of items remaining in the shelf after returning. The remaining number is inventoried by confirming that
The picking method described.