JPH05112322A - Forming method for article and device thereof - Google Patents

Abstract

(57) [Summary] [Purpose] To enable the loading of articles into the packing container even if the size of the articles is not constant or the number of articles to be loaded is not constant. [Structure] A plurality of rows of first conveyors (9010) for conveying an article (G), a second conveyor (9020) disposed downstream of the first conveyor (9010), and a second conveyor (9020). And a stopper (9030) disposed on the downstream side of the conveyor (9020) of the present invention, the stopper (9030) can stop a plurality of rows of articles (G) and becomes the head of the above-mentioned aggregate in each row. After the article (G) to be processed and the last article (G) of the preceding assembly are separated by the stopper (9030), the stopper (9030) is opened to convey the articles at intervals in each row. The plurality of rows of articles (G) are knitted into an aggregate consisting of a plurality of rows.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a knitting method and apparatus for knitting a plurality of rows of articles, which are conveyed at intervals for each row, into an aggregate consisting of a plurality of rows, and more particularly to an apparatus for knitting the articles. BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a knitting method and an apparatus for knitting a plurality of rows of articles that are continuously conveyed into an aggregate having a plurality of rows that are loaded into respective load-sorting containers.

[0002]

2. Description of the Related Art As a conventional technique relating to a method for knitting an article and an apparatus for knitting the article, there is known one disclosed in Japanese Patent Laid-Open No. 2-191123.

The conventional technique described in the above publication will be described in Japanese Patent Laid-Open No. 2-191123.
A method and apparatus are described for arranging articles such as product packing and arranging the articles to be fed one by one or in a lump in a feed direction.

[0004]

However, the above-mentioned conventional techniques have the following problems.

That is, the method and apparatus for arranging articles described in Japanese Patent Application Laid-Open No. 2-191123 inserts a plurality of rows of articles conveyed at intervals for each row into a load-aligning container. Since it is not knitted into a group consisting of multiple rows before, if the size of the articles loaded into the packing container is not constant, or if the number of articles loaded into the packing container is not constant, etc. Cannot put an assembly of desired articles into the load-sorting container.

Accordingly, it is an object of the present invention to organize a plurality of rows of articles, which are conveyed at intervals in each row, into a multi-row assembly prior to loading into a load-aligning container. Even if the size of the articles to be loaded into the sorting container is not constant, or the number of articles to be loaded into the sorting container is not constant, etc. It is to provide a knitting method and an apparatus thereof.

[0007]

SUMMARY OF THE INVENTION The present invention is a method for knitting an article in which a plurality of rows of articles conveyed at intervals in each row are knitted into an aggregate consisting of a plurality of rows. After separating the article to be the head of the assembly from the last article of the assembly before it by a stopper, the stoppers are opened so that the articles in a plurality of rows are knitted into an assembly of a plurality of rows. The above object is achieved by providing a method for knitting an article characterized by the following.

Further, the present invention is an apparatus for carrying out the above method for knitting an article, which comprises knitting a plurality of rows of articles, which are conveyed at intervals of each row, into an aggregate consisting of a plurality of rows. In the knitting apparatus, a plurality of rows of first conveyors that convey the above-mentioned articles, a second conveyor arranged downstream of the first conveyor, and a second conveyor arranged downstream of the second conveyor A knitting device for articles, comprising: a stopper, wherein the stopper can stop a plurality of rows of articles.

It is preferable that the second conveyor has a side guide for laterally aligning a plurality of rows of articles.

Further, it is preferable that the side guide is an endless rotating body.

[0011]

The method of knitting articles and the apparatus therefor according to the present invention include a plurality of rows of articles which are conveyed at intervals in each row.
By knitting into an aggregate consisting of multiple rows before loading into the packing container, if the size of the goods loaded into the packing container is not constant, or the number of goods loaded into the packing container is not constant In any case, desired articles can be put into the load-sorting container.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The article knitting method and apparatus of the present invention will be described below with reference to an example of article loader equipment suitable for carrying out the method.

FIG. 1 is a perspective view showing an embodiment of equipment for arranging articles. In this drawing, reference numeral (1000) shows the upper outer flaps on the left and right side surfaces of a box body such as a corrugated cardboard box separated from the inner flaps. A box unpacking device, (2000) is a box unpacking device that separates the lower outer flaps of the left and right side surfaces of the box from the inner flap, and (3000) is an upper outer flap and a lower outer flap. Is a pusher for changing the conveying direction of the box body peeled from the inner flap, so that the upper outer flap and the lower outer flap, which are peeled and are in a free state, are not locked to the inner flap again.
Further, (4000) is a flap opening device that opens the upper outer flap and the lower outer flap on one side (front side in the traveling direction) of the pair of side surface portions separated from the inner flap,
(5000) is an article take-out device for taking out the article (G) stored in the box body by pushing it horizontally with a pusher, and (6000) is an article supply apparatus in which a swing conveyor is mounted on a traveling carriage. Yes, the first tributary line (7001) in which the articles (G) taken out from the box by the article take-out device (5000) are arranged in a plurality of rows and a plurality of stages of the article storage / loading device (7000).
It is designed to be supplied to A). Also, (7000)
Is a first tributary line (7001) consisting of a gravity roller conveyor (7001) on which goods (G) are placed by type.
A second tributary line (7) consisting of a gravity roller conveyor (7001) on which articles (G) of a plurality of types that are pre-sorted and supplied in the order of (A) and the types to be taken out are placed.
(001B) and a fluidized shelf (7
004), and the goods (G) stored in the fluidized shelves (7004) are moved from the storage front side to the storage front side by their own weight, and the article take-out device (7003) controls the respective gravity. It is taken out to the main line (7002) of a plurality of stages provided corresponding to the roller conveyor (7001), and the main line (7
002) are conveyed at intervals of each stage, and are conveyed through a separation conveyor (9006) and the like, and an inclined conveyor (90
It is transported to 10). Further, (8000) is an article loading device for loading the articles (G) continuously loaded by the article storage / load sorting apparatus (7000) into the moving load sorting container (C). Also, (9001), (9004),
(9005) is a roller conveyor, (9002), (90
Reference numeral 03) is a stopper, and reference numeral (9007) is a stepping device for stepping out a plurality of steps of articles (G) taken out from the box body by the article taking-out device (5000). Further, (9010) is an inclined conveyor as the first conveyor of the present invention in a plurality of rows that conveys the article (G) at intervals in each row, and (9020) is on the downstream side of the inclined conveyor (9010). A knitting conveyor as a second conveyor according to the present invention, which is arranged, and has a plurality of rows of articles (G)
Endless round belt (9211)
It has a side guide (9021). Further, (9030) is a stopper arranged on the downstream side of the knitting conveyor (9020) so that a plurality of rows of articles (G) conveyed on the knitting conveyor (9020) can be stopped. Then, the article (G) is taken out from the box body in which a plurality of articles (G) of the same type are stored by the article take-out device (5000), and the taken-out article (G) of the same type is given as an article. It is placed on a plurality of stages of first tributary lines (7001A) located in the same row of the flow rack (7004) of the storage and load balancing device (7000), and taken out by an article load balancing device (7000B) not shown. The goods (G) of a plurality of types that have been pre-sorted in the order of the types of products are transferred to the second tributary line (70) by a conveyor (7000C) not shown.
01B) and the article (G) placed on the first tributary line (7001A) and the second tributary line (7001).
The desired quantity of the articles (G) placed in B) are taken out in respective main lines (7002) in desired quantities. The article (G) taken out is conveyed through the separating conveyor (9006) and the like at intervals of each inclined conveyor (9010) and reaches the knitting conveyor (9020), where each of the aggregates composed of a plurality of rows is conveyed. By separating the article (G) to be the first in the row from the article (G) to be the last in each row of the assembly before it by the stopper (9030), the stopper (9030) is opened. A plurality of rows of articles (G) are knitted into an aggregate consisting of a plurality of rows. The articles (G) knitted into an aggregate consisting of a plurality of rows are loaded into the load arranging container (C) by the article loading device (8000).

Each part in the above embodiment will be described. In FIG. 2, the number of rows of the gravity roller conveyor (7001) constituting the first tributary line (7001A) and the second tributary line (7001B) and the main line (7002). )
The arrangement of goods is as shown in FIG.
3 is different from that of FIG. 1 in the same manner as the article storage / loading apparatus (7000) shown in FIG. 1, and FIG. 3 is a perspective view of the article storage / loading apparatus (7000) shown in FIG.
(011) is an enlarged perspective view of the tip portion of (011), and (7001) is a gravity roller conveyor with the tip side inclined downward, and is a plurality of rows (10 rows in FIG. 1, FIG. 2) along the main stream line (7002). 5 columns in FIG. 2, 2 in FIG.
(6 rows), 5 shelves arranged vertically (7004)
Is formed, and the article take-out device (70) is provided at the tip of each gravity roller conveyor (7001).
03) is provided. Further, (7002) is a mainstream line (loading conveyor) arranged so as to connect the article take-out devices (7003) in the same stage, and is provided in five stages in the vertical direction.

Thus, the gravity roller conveyor (70
No. 01) is a pair of rail frames (7012) provided with a plurality of rollers (7011) arranged in an inclined manner, and an article supply device (6000) or conveyor (7000C) on the gravity roller conveyor (7001). The article (G) supplied by is self-propelled on the roller (7011) by its own weight, is stored (storage), and is then taken out to the main stream line (7002) by the article taking-out device (7003). is there.

Further, the mainstream line (7002) has a speed of about 67 m / min, which is arranged so as to connect the article take-out device (7003) provided at the tip of the gravity roller conveyor (7001) arranged in parallel. Belt conveyor (Fig. 2
In the embodiment shown in (1), five stages are provided in the vertical direction so as to be substantially orthogonal to the gravity roller conveyor (7001). A pulse encoder (7023) (not shown) is attached to the mainstream line (7002).

Further, the article take-out device (7003) is
With the shaft (7033) as a fulcrum, the air cylinder (703
2) The stopper (7
031) and a chute (7034) arranged on the downstream side of the stopper (7031), and the air cylinder (7
032) when the rod is in the protruding state, the stopper (7
The upper end of the front wall of 031) projects from the upper surface of the roller (7011), and the front wall of the stopper (7031) locks the self-propelled article (G). is there. When an article take-out command is issued, the upper end of the front wall of the stopper (7031) is moved to the roller (70) by operating the air cylinder (7032).
The article (G) at the tip, which is lowered from the upper surface of 11) and locked by the front wall of the stopper (7031), is taken out. then,
The upper end of the rear wall of the stopper (7031) has a roller (701
Since it is higher than the upper surface of 1), the succeeding article (G)
Is locked by the rear wall of the stopper (7031), and only one article (G) stored (placed) on the gravity roller conveyor (7001) can be taken out to the mainstream line (7002). In addition, the stopper (7031) allows 1
The articles (G) taken out one by one are fed to the main line (700
The chute (7034) for carrying out to the 2) is composed of a pair of rail frames (7341) provided with a plurality of rollers, and the rail frame (7341) of the chute (7034) is connected to the gravity roller conveyor (700).
It is arranged at a steeper slope than the rail frame (7012) of 1).

Hereinafter, a first tributary line (7001A) and a second tributary line (700) consisting of a gravity roller conveyor (7001) of an article storage / loading device (7000).
1B) is a method of taking out and aligning the articles (G) placed on the flow shelf (7004), that is, the gravity roller conveyor (7001) shown in FIG. 4 along the main line (7002). A description will be given based on another embodiment in which a total of 130 pieces of 26 rows in the direction and 5 steps in the up and down direction are arranged. Note that (1a), (1b), ..., (1z) are gravity roller conveyors (7) arranged in the first stage from the bottom.
001) with branch codes indicating the main line (700
2), the most downstream side is (1a) and the most upstream side is (1z)
And (1a), (1b), ..., (1y) are the first
Is used as the tributary line (7001A) and (1z) is used as the second tributary line (7001B). Further, (2a), (2b), ..., (2
z) is a branch code indicating each of the gravity roller conveyors (7001) arranged in the second stage from the bottom, and 3 from the bottom.
Gravity roller conveyors (7001) arranged in the 5th to 5th steps are similarly shown, and the gravity roller conveyors (2z) and (3
z), (4z) and (5z) are the second tributary line (700
1B).

Thus, each first tributary line (7
001A) is provided with a plurality of articles (G) supplied by the article supply device (6000) for each product type, and placed on the first tributary line (7) of all the stages located in the same row.
Articles (G) of the same type are placed on (001A). That is, the first tributary lines (1a), (2a), (3
a), (4a) and (5a) are articles of a type (Ga)
Is the first tributary line (1b), (2b), (3b),
In (4b) and (5b), the goods (Gb) of the b type and the other first tributary line (7001A) are similarly processed in the same manner as the first tributary line (1y), (2y), (3y), (4
Items y (Gy) of y type are placed in y) and (5y). In addition, the second tributary line (1z), (2z),
In (3z), (4z), and (5z), products (Gz) of a plurality of types with low load alignment request frequency are taken out to the main line (7002) by the article load sorting device (7000B) not shown. It is supplied and placed in order. still,
It goes without saying that the z-type articles (Gz) mean a plurality of types of articles (G).

First, when the articles (G) are to be sorted in units of the sorting container (C), only the articles of the same type, for example, the articles (Ga) are m rows (for example, 4 rows) × n columns (for example, 5 rows). Explaining the case of arranging only the columns), since the articles (Ga) are placed on the respective stages, the first tributary lines (1a), (2a), (3a), (4a),
One article (Ga) is provided by each article take-out device (7003) provided at the tip of (5a).
Are taken out into each main stream line (7002) at approximately the same time, and a total of 5 articles (Ga) are taken out. Further, in the same manner, the articles (Ga) can be taken out at the same time for each step 3
This is repeated once, and four articles (Ga) are loaded on each main stream line (7002). 20 assorted
The individual articles (Ga) are conveyed through the separating conveyor (9006) and the like at intervals of each inclined conveyor (9010), reach the knitting conveyor (9020), and are gathered in five rows by the stopper (9030). After knitting into a body, the articles are put into the load arranging container (C) in an arrangement of 4 rows × 5 columns by the article inserting device (8000). That is, five articles (Ga) of the same type are provided with five first tributary lines (1a), (2a), (3a), (4a),
By picking up from (5a) substantially at the same time, even when only goods of the same type (Ga) are loaded, as in the case of loading only articles of different type (G), they are loaded at high speed. You can

Also, only articles (G) of different types, for example, articles (Ga), (Gb), (Gc), (G
d) and (Ge) in the second row and the articles (Gf), (Gg),
(Gh), (Gi), and (Gj) in the third line
k), (Gl), (Gm), (Gn), and (Go) in the fourth row, the articles (Gp), (Gq), (Gr), (Gs),
(Gt) are sorted, that is, 20 kinds of articles (G) are 4
Explaining the case of arranging loads in rows × 5 columns, the article (Ga) is placed at the head of the first main stream line (7002) from the bottom.
However, the article (Gb) is at the head of the second main stream line (7002) from the bottom, and the third main stream line (7002) from the bottom.
The article (Gc) at the beginning of the item, the article (Gd) at the beginning of the fourth main line from the bottom (7002), and the article (Ge) at the beginning of the fifth main line (7002) from the bottom As described above, the respective articles (G) are carried out from the first tributary lines (1a), (2b), (3c), (4d), (5e), and the articles (Ga), (Gb) are placed in the first row. ), (G
c), (Gd), and (Ge) are loaded. Next, the article (Gf) is added to the first main stream line (7002) from the bottom.
However, the article (Gg) is in the second main stream line from the bottom (7002), the article (Gh) is in the third main stream line from the bottom (7002), and the fourth main stream line from the bottom (7002).
2) the article (Gi) and the fifth main line (7002) from the bottom are loaded with the article (Gj) at the second position on each main line (7002). The article (G) is the first tributary line (1f), (2
g), (3h), (4i), (5j), and articles (Gf), (Gg), (Gh), (G) in the second row.
i) and (Gj) are sorted. Next, the article (Gk) is fed from the bottom in the first main line (7002) from the bottom by 2
The article (Gl) is in the main stream line (7002) at the third stage, and the article (Gm) is in the main line (7002) at the third stage from the bottom.
However, the article (Gn) is on the fourth main stream line (7002) from the bottom, and the article (Go) is on the fifth main stream line (7002) from the third on the main stream line (7002). The respective articles (G) are loaded on the first tributary line (1k), (2l), (3
m), (4n), (5o), and articles (Gk), (Gl), (Gm), (Gn), (Go) in the third row.
Are sorted. Next, the main line (7
002) the article (Gp), the second main flow line (7002) from the bottom the article (Gq), the third main flow line (7002) from the bottom the article (Gr) from the bottom The article (Gs) is loaded on the fourth main line (7002) and the article (Gt) is loaded on the fifth main line (7002) from the bottom at the fourth position on each main line (7002). The respective articles (G) are aligned so that the first tributary lines (1p), (2q), (3r), (4s), and (5) are aligned.
t), the goods (Gp), (G
q), (Gr), (Gs), and (Gt) are sorted.
That is, the articles (Ga), (Gf), (Gk), and (Gp) are arranged in this order on the first main stream line (7002) from the bottom, and the articles ( G
b), (Gg), (Gl), and (Gq) in that order, the article (Gc),
In the order of (Gh), (Gm), and (Gr), the articles (Gd), (G
i), (Gn), and (Gs) in this order, the articles (Ge), (Gj), and
(Go), (Gt) are ordered in the order, and the 20 items (G) that have been ordered are conveyed through the separating conveyor (9006) and the like at intervals for each inclined conveyor (9010). After reaching the knitting conveyor (9020) and knitting into an aggregate consisting of 5 rows by the stopper (9030), the articles are put into the load-sorting container (C) by the arrangement of 4 rows × 5 columns by the article loading device (8000). To be done.

Next, 4 pieces of 20 articles (G) of the same kind but different kinds are placed in the first packing container (C).
Twenty articles (G) of the same varieties and the remaining different varieties in the second arranging container (C)
A case of packing items in 4 rows × 5 columns will be described. For example, an article (G) to be loaded into the first loading container (C)
In the first row, the articles (Ga), (Gd), (Gd),
(Gf), (Gg) in the second row, the articles (Gg), (G
h), (Gj), (Gj), and (Gl), and the articles (Gr), (Gr), (Gr), (Gr), and (Gr) in the third row.
In the fourth row, the articles (Gr), (Gs), (Gt), (G
t) and (Gy) are aligned, and the articles (G), (Ga), (Ga), (Gb), and (Gd) are provided in the fifth row as the articles (G) to be loaded into the second sorting container (C). ), (Ge)
In the 6th row, the articles (Ge), (Gg), (Gh), (G
k), (Gk) in the 7th row, articles (Gl), (Gm),
(Gp), (Gr), (Gs) in the 8th row, the article (G
s), (Gt), (Gy), (Gz), and (Gz), when arranging the loads, the first main line from the bottom (700)
2) The article (Ga) is at the beginning, the article (Gd) is at the beginning of the second main stream line (7002) from the bottom, and the article (Gd) is at the beginning of the third main stream line (7002) from the bottom. , The article (G
f) is the first tributary line (1a), (2d), () so that the article (Gg) is loaded at the head of the main stream line (7002) at the fifth stage from the bottom. Three
d), (4f), (5g), and the articles (Ga), (Gd), (Gd), (Gf), (Gg) in the top row.
Are sorted. Next, the main line (7
002) the article (Gg), the second main flow line (7002) from the bottom the article (Gh), the third main flow line (7002) from the bottom the article (Gj) from the bottom. The article (Gj) is loaded on the fourth main line (7002) and the article (Gl) is loaded on the fifth main line (7002) from the bottom at the second position on each main line (7002). The respective articles (G) are aligned so that the first tributary lines (1g), (2h), (3j), (4j), (5) are aligned.
l), and the goods (Gg), (G
h), (Gj), (Gj), and (Gl) are sorted.
Next, the article (Gr) is in the first main line (7002) from the bottom, the article (Gr) is in the second main line (7002) from the bottom, and the main line (third) from the bottom (7002). 700
2) is the article (Gr), the fourth main line (7002) from the bottom is the article (Gr), and the fifth main line (7002) is the main line from which the article (Gr) is the main stream. Each article (G) has a first tributary line (1) so that it can be loaded at a third position on the line (7002).
r), (2r), (3r), (4r), (5r), and articles (Gr), (Gr), (G
r), (Gr), and (Gr) are loaded. Next, in the first main line (7002) from the bottom, the article (Gr)
However, the article (Gs) is in the second main stream line from the bottom (7002), the article (Gt) is in the third main stream line from the bottom (7002), and the fourth main stream line from the bottom (7002).
2) is loaded with the article (Gt), and the fifth main line (7002) from the bottom is loaded with the article (Gy) at the fourth position on each main line (7002). The article (G) is the first tributary line (1r), (2
s), (3t), (4t), (5y), and articles (Gr), (Gs), (Gt), (G) in the fourth row.
t) and (Gy) are loaded. Next, the article (Ga) is fed from the bottom to the main line (7002) at the first stage from the bottom.
The article (Ga) is in the main stream line (7002) in the third row, and the article (Gb) is in the main stream line (7002) in the third row from the bottom.
However, the article (Gd) is on the fourth main stream line (7002) from the bottom, and the article (Ge) is on the fifth main stream line (7002) from the fifth on the main stream line (7002). The respective articles (G) are loaded on the first tributary line (1a), (2a), (3
b), (4d), (5e), and in the fifth row, articles (Ga), (Ga), (Gb), (Gd), (Ge).
Are sorted. Next, the main line (7
002) is the article (Ge), the second main line (7002) from the bottom is the article (Gg), the third main line (7002) is the article (Gh) from the bottom. The article (Gk) is loaded on the fourth main line (7002) and the article (Gk) is loaded on the fifth main line (7002) from the bottom at the sixth position on each main line (7002). The respective articles (G) are aligned so that the first tributary lines (1e), (2g), (3h), (4k), (5) are aligned.
k), and in the 6th row, the articles (Ge), (G
g), (Gh), (Gk), and (Gk) are loaded.
Next, the article (Gl) is in the first main line from the bottom (7002), the article (Gm) is in the second main line from the bottom (7002), and the main line in the third from the bottom (700). 700
2) is the article (Gp), the fourth main line (7002) from the bottom is the article (Gr), and the fifth main line (7002) is the bottom (Gs) is the main stream. Each article (G) has its first tributary line (1) so that it can be loaded at the 7th position on the line (7002).
l), (2m), (3p), (4r), (5s), and articles (Gl), (Gm), (G
p), (Gr), and (Gs) are loaded. Next, in the first main line (7002) from the bottom, articles (Gs)
However, the article (Gt) is in the second main line from the bottom (7002), the article (Gy) is in the third main line from the bottom (7002), and the main line is the fourth from the bottom (7002).
2) is loaded with the article (Gz) and the fifth main line (7002) from the bottom is loaded with the article (Gz) at the eighth position on each main line (7002). The article (G) is the first tributary line (1s), (2
t), (3y) and the second tributary line (4z), (5z)
And the goods (Gs), (Gt),
(Gy), (Gz), and (Gz) are loaded. That is,
In the first main stream line (7002) from the bottom, goods (G
a), (Gg), (Gr), (Gr), (Ga), (G
e), (Gl), and (Gs) in this order, the articles (Gd), (Gh),
(Gr), (Gs), (Ga), (Gg), (Gm),
In the order of (Gt), the main line (700
2) includes articles (Gd), (Gj), (Gr), (G
t), (Gb), (Gh), (Gp), and (Gy) in this order, the articles (Gf), (Gj), (Gr), and (Gt) on the main line (7002) at the fourth stage from the bottom. ), (Gd),
In the order of (Gk), (Gr), and (Gz), the articles (Gg), (G
l), (Gr), (Gy), (Ge), (Gk), (G
s) and (Gz) in the order of 40
2 of the goods (G) in the first row to the fourth row
0 articles (G) are conveyed through the separating conveyor (9006) and the like at intervals of each inclined conveyor (9010), reach the knitting conveyor (9020), and are composed of five rows by the stopper (9030). After knitting into an aggregate, they are loaded into the first load-sorting container (C) in an arrangement of 4 rows × 5 columns by the article loading device (8000),
Twenty articles (G) arranged in rows to row 8 are also knitted into an aggregate consisting of 5 rows, and then placed in the second arrangement container (C) in an arrangement of 4 rows x 5 rows. It

Next, the order as described above, that is, the article (G
a), (Gg), (Gr), (Gr), (Ga), (G
e), (Gl), and (Gs) in this order when the articles (G) are lined up in the first main stream line (7002) from the bottom, the first tributary line (7001A) or the second tributary line (7001A) How the article (G) placed on the tributary line (7001B) is taken out to the main stream line (7002) will be described.

First main stream line (7002) from the bottom
Is set to a virtual space of 500 mm obtained by adding a certain margin space 200 mm to the length dimension (300 mm) of the article (G), and the eight articles (G) are taken out from the virtual space.
When there is a load alignment command to convey at a pitch of 00 mm, the pulse encoder (7023) attached to the mainstream line (7002) causes the mainstream line (7002).
Since one pulse is generated for 1 mm movement of 2), by counting this pulse with a pulse counter (not shown), the first tributary line (1
At the timing when the positions of a), (1b), ..., (1y) and the second tributary line (1z) are corrected, the respective articles (G) are placed on the main stream line (7002) in a predetermined manner. It is taken out and sorted in order of pitch and order.

That is, the main stream line (700
A first tributary line (1a) arranged in parallel along 2),
(1b), ..., (1y) and the second tributary line (1
z) is 400 mm, for example, the distance between the uppermost stream (26th) second tributary line (1z) and the first tributary line (1a) is 400 mm × (26−
1) = 10000 mm, which is the final end of the first main stream line (7002) from the bottom, that is, the separation conveyor (900
Since the article (Ga) to reach 6) first is placed on the first tributary line (1a), 1
The article (Ga) may be carried out from the first tributary line (1a) with a delay of 0000 pulses. That is, the position correction value of the first tributary line (1a) or the article (Ga) is 10,000 pulses after the start of the load alignment, and is 1 after the start of the load alignment.
An article take-out device (7003) provided with an article take-out command at the tip of the first tributary line (1a) so as to take out the article (Ga) from the first tributary line (1a) to the main stream line (7002) after 0000 pulses. ) Is given to. The final end, that is, the article (Ga) that should first reach the separation conveyor (9006) is the main line (7002).
Is carried out at the top, the carry-out timing based on the carrying order is 0 pulse.

After the article (Ga), the mainstream line (700
The article (Gg) to reach the final end of 2) is carried out from the first tributary line (1g), and then the main line (7002).
500 mm from the virtual space of the article (Ga) set above
Only the virtual space on the upstream side is loaded. That is, the distance between the uppermost second tributary line (1z) and the seventh first tributary line (1g) is 400 mm × (26−7) = 760.
The position correction value of the first tributary line (1 g) or the article (Gg) is 7600 pulses. Also,
The conveyance interval with the article (Ga) that reaches the final end first is 5
Since it is 00 mm, the first tributary line (1 g) after 8100 pulses obtained by adding 500 pulses to 7600 pulses
An article take-out command is given to the article take-out device (7003) provided at the tip of the first tributary line (1g) so as to take out the article (Gg) from the main stream line (7002).

After the article (Gg), the main line (700
The article (Gr) that should reach the final end of 2) is carried out from the first tributary line (1r), and the main line (7002).
1000m from the virtual space of the item (Ga) set above
Only m items are loaded in the virtual space on the upstream side. That is, the distance between the uppermost second tributary line (1z) and the eighteenth first tributary line (1r) is 400 mm × (26-18) =
It is 3200 mm, and the position correction value of the first tributary line (1r) or the article (Gr) is 3200 pulses. Further, since the conveyance interval with the article (Ga) that reaches the final end first is 1000 mm, it is 1000 in 3200 pulses.
Article which is provided at the tip of the first tributary line (1r) to take out the article (Gr) from the first tributary line (1r) to the main tributary line (7002) after 4200 pulses after adding the pulses Removal device (70
03).

After the above article (Gr), the article (Gr) of the same type reaches the final end of the main line (7002),
The article (Gr) is also carried out from the first tributary line (1r) and set on the main stream line (7002) (G).
The load is aligned in the virtual space on the upstream side by 1500 mm from the virtual space of a). That is, since the conveyance interval with the article (Ga) that reaches the final end first is 1500 mm, 32
After 4700 pulses obtained by adding 1500 pulses to 00 pulses, an article take-out command is sent to the tip of the first tributary line (1r) so as to take out the article (Gr) from the first tributary line (1r) to the main stream line (7002). It is given to the provided article take-out device (7003).

Next to the article (Gr), the mainstream line (700
The article (Ga) to reach the final end of 2) is carried out from the first tributary line (1a), and then the main line (7002).
2000 mm from the virtual space of the article (Ga) that should reach the final end of the first mainstream line (7002) set above
Only the virtual space on the upstream side is loaded. That is, the conveying interval with the article (Ga) that reaches the final end first is 2000 m.
Since it is m, the 1st tributary line (1a) after 12000 pulses obtained by adding 2000 pulses to 10000 pulses
An article take-out command is given to the article take-out device (7003) provided at the tip of the first tributary line (1a) so as to take out the article (Ga) from the main stream line (7002).

After the article (Ga), the mainstream line (700
The article (Ge) that should reach the final end of 2) is carried out from the first tributary line (1e), and the main line (7002).
2500 mm from the virtual space of the article (Ga) that should reach the final end of the first mainstream line (7002) set above
Only the virtual space on the upstream side is loaded. That is, the distance between the uppermost second tributary line (1z) and the fifth first tributary line (1e) is 400 mm × (26−5) = 840.
The position correction value of the first tributary line (1e) or the article (Ge) is 8400 pulses. Also,
The conveyance interval with the article (Ga) that reaches the final end first is 2
Since it is 500 mm, the article take-out command is such that the article (Ge) is taken out from the first tributary line (1e) to the main stream line (7002) after 10900 pulses obtained by adding 2500 pulses to 8400 pulses. ). The article take-out device (70
03).

After the article (Ge), the mainstream line (700
The article (Gl) to reach the final end of 2) is carried out from the first tributary line (1l), and the main line (7002).
3000 mm from the virtual space of the article (Ga) that should reach the final end of the first mainstream line (7002) set above
Only the virtual space on the upstream side is loaded. That is, the distance between the uppermost second tributary line (1z) and the twelfth first tributary line (1l) is 400 mm × (26-12) = 5.
It is 600 mm, and the position correction value of the first tributary line (1l) or the article (Gl) is 5600 pulses. Further, since the conveyance interval with the article (Ga) that reaches the final end first is 3000 mm, 3000 for 5600 pulses.
Article provided with an article take-out command at the tip of the first tributary line (1l) so as to take out the article (Gl) from the first tributary line (1l) to the main stream line (7002) after 8600 pulses after adding the pulses Removal device (70
03).

After the article (Gl), the mainstream line (700
The article (Gs) to reach the final end of 2) is carried out from the first tributary line (1s), and then the main line (7002).
3500 mm from the virtual space of the article (Ga) which should reach the final end of the first mainstream line (7002) set above
Only the virtual space on the upstream side is loaded. That is, the distance between the uppermost second tributary line (1z) and the 19th first tributary line (1s) is 400 mm × (26-19) = 2.
The position correction value of the first tributary line (1s) or the article (Gs) is 2800 pulses. In addition, since the conveyance interval with the article (Ga) that reaches the final end first is 3500 mm, it is 3500 in 2800 pulses.
Article which is provided at the tip of the first tributary line (1s) so as to take out the article (Gs) from the first tributary line (1s) to the main tributary line (7002) after 6300 pulses after adding the pulses Removal device (70
03).

The method for arranging the articles (G) to be loaded into the one or two arranging containers (C) has been described above. It goes without saying that you can arrange them.

When the articles (G) are lined up in the main line (7002) from the second to the fifth from the bottom, the position correction value and the conveyance interval are calculated in the same manner, and the predetermined values are calculated. At the timing, from the first tributary line (7001A) and the second tributary line (7001B) to the main line (7
002) is controlled so as to carry out the article (G).

Also, each main line (7002)
In order to convey the articles (G) that have been packed and arranged at intervals to the inclined conveyor (9010) as the first conveyor of the present invention, approximately 96 m / m is provided downstream of each main line (7002). Separation (Belt) Conveyor (9006) with speed of min, left 90 ° roller curve conveyor with speed of approximately 42 m / min, linear belt conveyor with speed of approximately 42 m / min, right 90 ° roller curve with speed of approximately 42 m / min A conveyor, a linear belt conveyor with a speed of about 42 m / min is arranged. It should be noted that the articles (G) to be the heads in the respective rows of the aggregate consisting of a plurality of rows are almost at the same time at the end of the inclined conveyor (9010), that is, the knitting conveyor (90
20) to reach the upstream end of the main line (700
It is preferable to set the speed of the conveyor provided downstream of 2) so as to be shifted for each row, or to correct the carry-out timing from the gravity roller conveyor (7001) for each main line (7002).

In FIG. 5, the knitting conveyor (9020) is different from that shown in FIG. 1, but the other points are the inclined conveyor (9010), knitting conveyor (9020),
It is an enlarged perspective view substantially the same as a stopper (9030),
The inclined conveyor (9010) is a belt conveyor having a speed of about 42 m / min, and is arranged in five rows corresponding to the main stream line (7002), and the inclination angles of the respective conveyors are different.
Further, the knitting conveyor (9020) as the second conveyor of the present invention is a belt conveyor having a speed of about 45 m / min, which is arranged on the downstream side of the inclined conveyor (9010) and has five rows of inclined conveyors (9010). It has a corresponding belt width and is provided with a side guide (9021) consisting of a pair of rotating endless round belts (9211) for narrowing a plurality of rows of articles (G). Belt (9
The attachment interval of 211) is such that the downstream side is narrowed so that the article (G) can be kept in a close position. In addition, the stopper (903
0) is a rocking roller conveyor arranged at the downstream side of the knitting conveyor (9020) at a speed of about 67 m / min, and is structured to rock with a downstream end as a fulcrum by an air cylinder (not shown). , Rocking roller conveyor (903
It is configured such that a plurality of rows of articles (G) conveyed on the knitting conveyor (9020) can be stopped at the upstream end of (0). Further, (9022) is a (laser) photoelectric switch for detecting the passage of articles (G) conveyed at intervals in each row, and is located at the upstream end of the knitting conveyor (9020) so as to correspond to each row. Five are provided above.

Then, each inclined conveyor (901
0) are conveyed at intervals, and further knitting conveyor (9
020) A plurality of rows of articles (G) conveyed at intervals in each row above, the article (G) to be the head in each row of the aggregate consisting of a plurality of rows, and the preceding group The article (G) to be the last in each row of the body is separated by raising the upstream end of the oscillating roller conveyor (9030) and then descending the upstream end of the oscillating roller conveyor (9030). By doing so, a plurality of rows of articles (G) are knitted into an aggregate consisting of a plurality of rows.

Hereinafter, the articles (G) having a length of 300 mm are conveyed to each knitting conveyor (9010) at a substantially constant pitch, for example, at intervals of 0.5 seconds, and reach the knitting conveyor (9020). An operation in which a group of 30 articles (G) consisting of 5 rows is knitted, and is loaded into a packing container (C) in an array of 6 rows × 5 columns, as shown in FIG. An explanation will be given based on an example. Knitting conveyor (9
The article (G) that has reached (020) is further knitted on the conveyor (9).
020) is conveyed on each row at intervals, and the articles (G) placed on the widthwise direction of each of the five articles (G) rotate in the same direction as the knitting conveyor (9020). ) A swinging roller conveyor (9030) while being width-shifted by a side guide (9021)
Is conveyed in the direction. In addition, each inclined conveyor (90
The photoelectric switch (9022) provided at the upstream end of the knitting conveyor (9020) so as to correspond to 10) continues to detect the articles (G) in the corresponding row passing one after another ( In FIG. 7, only the operation of the photoelectric switch (9022) corresponding to one tilt conveyor (9010) is shown).

Five photoelectric switches (902) provided so as to correspond to the respective tilt conveyors (9010)
When any one of 2) detects the passage of the article (G) that reaches the knitting conveyor (9020) at the head, the interrupt mask is turned on and the rocking roller conveyor (T1) is delayed with a certain time (T1). 9030) has its upstream end raised,
After a certain time (T2), the rocking roller conveyor (9
030) has its upstream end lowered, and the article (G) that reaches the knitting conveyor (9020) at the beginning in each row is the rocking roller conveyor (9030).
Is temporarily stopped at the upstream end of the rise, the difference in arrival time for each row is absorbed, and the leading articles (G) in each row are aligned in a horizontal row. ) To be knitted into an aggregate consisting of a plurality of rows.
In this embodiment, T1 indicates that the article (G) is from the position of the photoelectric switch (9022) to the swing roller conveyor (903).
Since the time required to reach the upstream end of 0) is 0.1 seconds less, and T3 is 0.3 seconds,
Arrival time of an article (G) that first arrives at the knitting conveyor (9020) at the beginning and an article (G) that reaches the knitting conveyor (9020) at the beginning in another row, which occurs due to slip of the separating conveyor (9006) and the like. If the deviation is within 0.2 seconds, the first item in each row (G)
Can be aligned horizontally.

Thus, the leading article (G) forming the next aggregate reaches the knitting conveyor (9020) in the calculation that the leading article (G) constituting the previous assembly is It is 3 seconds (0.5 second pitch x 6 pieces) after reaching the knitting conveyor (9020), so 2.8 0.2 seconds before that.
After a second (the photoelectric switch (9022) has detected the sixth article (G) at this time), the interrupt mask is turned off, and the first article (G) forming the next aggregate is moved to the knitting conveyor ( Wait until it reaches 9020). After the interrupt mask is turned off, each tilt conveyor (901
0), one of the five photoelectric switches (9022) provided so as to correspond to
When the passage of the article (G) that reaches 0) at the beginning is detected,
The interrupt mask is turned on again, and a certain time (T
1) The upstream end of the oscillating roller conveyor (9030) is raised with a delay, and further, the upstream end of the oscillating roller conveyor (9030) is lowered with a delay of a predetermined time (T2) to allow a plurality of rows of articles ( G) is knitted into an aggregate consisting of a plurality of rows. That is, the upstream side of the article (G) that reaches the knitting conveyor (9020) at the head after the interruption mask is turned off is controlled to be the next aggregate.

Further, after the interrupt mask is turned on, the article loading device (80 which will be described later) is delayed for a predetermined time (T3).
The container forced transfer device (8012) of (00) is instantaneously driven at a high speed from the stopped state and can be immediately switched to a low speed. Incidentally, in T3, after the leading article (G) forming the next aggregate reaches the knitting conveyor (9020), all the articles (G) forming the previous aggregate are placed in the load container (C). It is the time to complete the input.

FIG. 8 is an enlarged perspective view of the article loading device (8000) shown in FIG. 1, and FIG. 9 is an explanatory view of the operation of the article loading device (8000) shown in FIG.
1) is a container transport conveyor configured to transport (load) containers (C) in a tilting direction (substantially vertical) and including an endless rotary body with a claw that is driven at two transporting speeds. A container forced transfer device in which six claws (8122) are attached to a pair of container transfer chutes (8011) provided and a pair of endless rotating bodies (8121) provided between the pair of container transfer chutes (8011). (8012), a pair of container regulation guides (8013) arranged above the pair of container transfer chutes (8011), a transmission (8014) (not shown) including an inverter, and the like, and the transmission (8014) allows endless movement. The rotating body (8121) is configured so that it can be shifted to two preset conveying speeds. In addition, (80
02 is an article supply conveyor configured to load the article (G) in a direction substantially parallel to the front wall (C1) of the container (C) conveyed by the container conveyance conveyor (8001). The inclined belt conveyor is provided so that the article (G) discharged from (8002) can be loaded by gravity in a direction substantially parallel to the front wall (C1) of the container (C). Further, (8003) is a container carry-in conveyor composed of a belt conveyor, and (8004) is a container carry-out conveyor composed of a belt conveyor. Thus, each of the inclined conveyors (9010) is conveyed at intervals,
Further, a plurality of rows of articles (G) that are conveyed on the knitting conveyor (9020) at intervals with respect to each row, and an article (G) that is to be the head in each row of the aggregate consisting of a plurality of rows, The article (G) to be the last in each row of the assembly before it is set to the swing roller conveyor (9).
030) and the upstream end of the rocking roller conveyor (9030) is lowered to knit into an aggregate consisting of a plurality of rows to form a knitted article (G). The container (C) is thrown into the container (C) moving downward at a stacking speed substantially equal to the moving speed of (C), and the containers (C) are arranged in an aligned state so that the articles (G) are stacked.
The container (C) in which the article (G) is loaded and the next container (C) are temporarily stopped, and then the next container (C) is loaded in the article. The moving speed is higher than the moving speed of (C) to a position where the article (G) can be loaded.

That is, as shown in FIG. 9, a length of 300 mm and a thickness of 5 mm are set on the article supply conveyor (8002) at a substantially constant pitch, for example, a pitch of 0.5 seconds and 5 rows each.
The 0 mm article (G) is moved in the container (C) direction by the article supply conveyor (8002). On the other hand, the containers (C) are sequentially supplied to the container transfer chute (8011) by the container carry-in conveyor (8003), and the container transfer chute (8)
011) It glides on and is supplied to the container forced transfer device (8012). Incidentally, FIG. 9 shows an embodiment in which the article (G) knitted in 4 rows × 5 columns is put into the container (C). Further, when the container (C) is transferred from the container transfer chute (8011) to the container forced transfer device (8012) (FIG. 9).
In (a), the container forced transfer device (8012) is driven at a low speed.

The container (C) transferred to the container forced transfer device (8012) was transferred at a low speed in conjunction with the transfer of the container (C) into which the article (G) was being loaded, as described later. After that, the article (G) is moved to a position where the article (G) is put in by temporarily stopping and further conveyed at a high speed and then repeating low speed conveyance, temporary stop, and high speed conveyance again.

When the container (C) is moved to the article loading start position, the carrying speed of the container carrying device (8012) is switched from the high speed to the low speed, and the article supply conveyor (80
02) the articles (G) that are continuously supplied by 5 are placed so as to be piled up by 5 at a time at a low speed in a container (C) that is moving, and the articles (G) that have been introduced are aligned in the container (C). It is stored in the state. Incidentally, the transport speed of the container forced transport device (8012) when the article (G) is loaded into the container (C),
That is, the moving speed of the container (C) is equal to or a little faster than the stacking speed of the articles (G) to be loaded, 50 mm / 0.5 seconds = 6 m / minute in this embodiment, for example, 6
It is set to ~ 7 m / min. However, the container forced transfer device (8012) is stopped when the fourth-stage article (G) is loaded into the container (C). That is, the final article (G)
When the container (C) arrives at the position where the container is thrown in, the claw (8122) attached to the endless rotary body (8121) is detected by the detector arranged at the predetermined position, and the container forced transfer device (8012) is moved. It pauses and waits until the final product (G) is completely loaded (see FIG. 9B).

When the final article (G) is loaded into the container (C), the container forced transfer device (8012) is driven at a high speed, and the next set is continuously supplied by the article supply conveyor (8002). After the container (C) is transported to a position (see FIG. 9C) at which the article (G) forming the body can be loaded slightly above the front wall (C1) of the next container (C),
The transport speed of the container forced transport device (8012) is switched from the high speed to the low speed, and the article (G) is sequentially loaded into the next container (C) as described above. FIG. 10 is an explanatory diagram showing an example of the shifting state of the transport speed of the container forced transfer device (8012). When the final article (G) is loaded into the container (C), the container forced transfer device (8012) is shown. Is driven from a stopped state at a high speed momentarily and can be immediately switched to a low speed.

The container (C) loaded with the article (G) is released from the container forced transfer device (8012), and slides again on the container transfer chute (8011) (see FIG. 9 (d)).
It is sent to the next step through the container unloading conveyor (8004) (see FIG. 9E). When the container (C) is changed from the inclined state to the horizontal state, the 20 articles (G) put in the container (C) are aligned from the stacked state to the standing state.

The article knitting method and the apparatus thereof according to the present invention have been described above together with the embodiments of the article assembling equipment suitable for carrying out the present invention, but the article knitting method and the apparatus according to the present invention are limited thereto. Not a thing. For example, the articles (G) of the same type are stored in a plurality of first tributary lines (7001A) arranged in parallel with respect to one main stream line (7002), and a plurality of first articles arranged in parallel are provided. Tributary line (7001
The articles (G) of the same type placed on A) may be taken out to one main line (7002) at substantially the same time to load the articles (G).

The length dimension of the article (G) may be different for each product type, and in this case also, the main line (700)
In (2), a virtual space having a certain length is set, and when the predetermined virtual space reaches a position facing the article (G) to be loaded, the article (G) is taken out to the mainstream line (7002). Is preferred.

Further, the quantity of the articles (G) to be loaded into the load arranging container (C) is not limited to 20 or 30 pieces, and a different quantity of the articles (G) can be stored in each of the load arranging containers (C). It may be put in.

[0051]

As described above, the knitting method and the apparatus for knitting articles according to the present invention are arranged such that a plurality of rows of articles, which are conveyed at intervals of each row, are conveyed in a plurality of rows before they are loaded into a load-aligning container. By knitting into an aggregate consisting of, even if the size of the articles to be loaded into the packing container is not constant or the number of articles to be loaded into the packing container is not constant, etc. It can be put into an alignment container.

[Brief description of drawings]

FIG. 1 is a perspective view showing an example of an article arranging facility.

FIG. 2 is different from the article storage / loading apparatus shown in FIG. 1 in the number of rows of gravity roller conveyors and the layout of main lines,
The other points are perspective views of the article storage / loading apparatus substantially the same as the article storage / loading apparatus shown in FIG. 1.

FIG. 3 is an enlarged perspective view of a tip portion of the gravity roller conveyor shown in FIG.

FIG. 4 is an elevational view of a fluidized shelf formed by arranging a total of 130 gravity conveyor rollers in 26 rows in the direction along the mainstream line and in five steps in the vertical direction.

5 is an enlarged perspective view of the knitting conveyor which is different from that shown in FIG. 1, but is otherwise the same as the inclined conveyor, knitting conveyor, stopper and the like shown in FIG.

FIG. 6 is an explanatory diagram of operations of the inclined conveyor, the knitting conveyor, the stopper and the like shown in FIG.

FIG. 7 is a time chart of operations of the inclined conveyor, the knitting conveyor, the stopper and the like shown in FIG.

8 is an enlarged perspective view of the article input device shown in FIG. 1. FIG.

9 is an explanatory diagram of the operation of the article input device shown in FIG.

FIG. 10 is an explanatory diagram showing an example of a shift state of the transport speed of the container forced transport device.

[Explanation of symbols]

 9010 First conveyor (tilt conveyor) 9020 Second conveyor (knitting conveyor) 9021 Side guide 9211 Endless rotating body (endless round belt) 9030 Stopper (oscillating roller conveyor) G Article

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[Procedure amendment]

[Submission date] November 9, 1992

[Procedure Amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0039

[Correction method] Change

[Correction content]

Five photoelectric switches (902) provided so as to correspond to the respective tilt conveyors (9010)
When any one of 2) detects the passage of the article (G) that reaches the knitting conveyor (9020) at the head, the interrupt mask is turned on and the rocking roller conveyor (T1) is delayed with a certain time (T1). 9030) has its upstream end raised,
After a certain time (T2), the rocking roller conveyor (9
030) has its upstream end lowered, and the article (G) that reaches the knitting conveyor (9020) at the beginning in each row is the rocking roller conveyor (9030).
Is temporarily stopped at the upstream end of the rise, the difference in arrival time for each row is absorbed, and the leading articles (G) in each row are aligned in a horizontal row. ) To be knitted into an aggregate consisting of a plurality of rows.
In this embodiment, T1 indicates that the article (G) is from the position of the photoelectric switch (9022) to the swing roller conveyor (903).
Since the time required to reach the upstream end of (0) is 0.1 seconds less, and T 2 is 0.3 seconds,
Arrival time of an article (G) that first arrives at the knitting conveyor (9020) at the beginning and an article (G) that reaches the knitting conveyor (9020) at the beginning in another row, which occurs due to slip of the separating conveyor (9006) and the like. If the deviation is within 0.2 seconds, the first item in each row (G)
Can be aligned horizontally.

Claims (4)

[Claims] 1. A knitting method of an article for knitting a plurality of rows of articles conveyed at intervals in each row into an assembly of a plurality of rows, wherein the article to be the head of the aggregation in each row. An article characterized by knitting a plurality of rows of articles into a group consisting of a plurality of rows by separating the last article and the last article of the previous group with a stopper and then opening the stopper. How to organize. 2. A knitting device for knitting a plurality of rows of articles, which are conveyed at intervals in each row, into an aggregate consisting of a plurality of rows, wherein the first of the plurality of rows for conveying the articles is provided.
Of conveyors, a second conveyor arranged downstream of the first conveyor, and a stopper arranged downstream of the second conveyor, the stopper stopping articles in a plurality of rows. A knitting device for articles, which can be done. 3. The apparatus for knitting articles according to claim 2, wherein the second conveyor includes a side guide that widths the articles in a plurality of rows. 4. The knitting device for articles according to claim 3, wherein the side guide is an endless rotating body.