JPH07300209A - Rotary shelf with bucket - Google Patents

Abstract

PURPOSE:To optionally and quickly change a bucket to the one-stage storage attitude or the two-stage storage attitude in response to the state of a stored object and optionally change the one-stage storage position and two-stage storage position in the lateral direction. CONSTITUTION:When no middle-stage-receiving body 60 is fitted at all, a bucket 50 is set to the one-stage storage attitude over the whole length in the lateral direction A, and a large object 65 can be mounted. When middle-stage receiving bodies 60 are fitted, fitted portions are set to the two-stage storage attitude, and small objects 66 can be mounted on the middle-stage receiving bodies 60 and a bucket 50. When the middle-stage receiving bodies 60 are moved in the lateral direction A, the two-stage storage position can be moved to an optional position in the lateral direction A. The large object 65 mounted at the one-stage storage position is moved in the lateral direction A by vibration at the time of a turn within the short distance between the outside face of the middle-stage receiving body 60 and the inside face of the bucket 50.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rotary shelf with a bucket, which is used, for example, when a bucket containing many kinds of articles is moved on an endless path in the vertical direction to perform order picking on the articles. It is a thing.

[0002]

2. Description of the Related Art Conventionally, as a rotary rack of this type, for example, the structure disclosed in Japanese Utility Model Publication No. 52646/1994 is provided. That is, in the enclosure, a pair of left and right drive wheels and driven wheels are arranged at appropriate intervals in the vertical direction, and an endless rotating body is wound between these wheels,
A large number of buckets are attached between the left and right endless rotating bodies. A loading / unloading port is formed on the front wall plate of the enclosure, and a shutter device for opening / closing the loading / unloading port is provided.

Here, the bucket has an upper surface and front and rear surfaces opened by a bottom plate, a front plate standing upright from the front end of the bottom plate, a rear plate standing upright from the rear end, and side plates standing upright from both side ends. Moreover, it is formed in a long box shape in the left-right direction.
An article receiving portion is formed by a shelf member that can be detachably attached to the inside of the bucket. Here, the shelf member is formed in a gate shape in a side view by the shelf plate portion, the front plate and the rear plate, and one long one is densely and detachably configured in the bucket.

According to this conventional form, normally,
By moving the bucket group forward and backward through the endless rotating body, and stopping the target bucket facing the loading / unloading port,
Loading of goods into the bucket through the loading / unloading port
Or you can carry out (order picking).

[0005]

According to the above-mentioned conventional type, the articles can be placed only on the shelf member, and therefore, when a small article is placed and stored, a large dead space is formed in the upper portion of the bucket. This causes storage efficiency to deteriorate. On the other hand, it is conceivable that the bucket is integrated with the middle-stage plate to form the upper and lower two-stage storage portions in the bucket itself, but in this case, since the two-stage storage portions are fixed, It becomes impossible to store large items.

Further, since the shelf member is a long one and the flat article receiving portion is formed over the entire length in the left-right direction, in the case of a small and easy-to-move article, the article may be subject to vibration during rotation. May greatly move from one end to the other end in the left-right direction, which may disturb the placement position and damage the article. For this,
It is conceivable that a large number of locking slits are formed in the left and right directions on the bottom plate and the rear plate, and the partition plates in the left and right directions are attached and detached using these locking slits. By forming the stop slit, the bucket cannot be easily manufactured, and the strength is reduced.

It is an object of the present invention that the bucket can be arbitrarily and swiftly changed to the one-stage storage posture or the two-stage storage posture according to the condition of the articles to be stored. Is to provide a rotating shelf with a bucket that can be freely changed in the left-right direction and that can be configured without rattling when the entire length in the left-right direction is in a two-step storage posture.

[0008]

In order to achieve the above-mentioned object, the rotary shelf with bucket of the first aspect of the present invention has a plurality of buckets movable on an endless path in an enclosure having a loading / unloading port. The bucket is opened in the upper and front sides and formed in a long box shape in the left-right direction, and a removable middle-stage receiver is provided in these buckets. Set short for
It is configured to be displaced in the left-right direction within this bucket.

The second aspect of the present invention is the rotary shelf with a bucket according to the first aspect of the present invention, wherein the horizontal length of the middle-stage receiver is set to an integer fraction of the horizontal length of the bucket. It is configured so that the individual middle-stage receivers can be densely worn.

According to a third aspect of the present invention, in the carousel with a bucket according to the first or second aspect of the present invention, the middle stage receiving body is formed by a pair of left and right leg plates and a receiving plate located between the upper ends of these leg plates. Is formed.

[0011]

According to the structure of the first aspect of the present invention described above, when an article is carried into the bucket through the carry-in / out port, it is determined whether or not the middle-stage receiving body is mounted according to the size (shape) of the article. Based on that judgment, a new middle-stage receiving body is attached or a middle-stage receiving body that has already been attached is removed (removed).

That is, when the middle-stage receiving body is not attached to the bucket at all, the entire length of the bucket in the left-right direction can be set to the one-step storage posture composed of the high storage space, so that a large article can be placed on the bucket. Further, when the middle-stage receiver is attached to the bucket, the attached portion can be in a two-step storage posture consisting of a low storage space, and thus a small article can be placed on the middle-stage receiver or the bucket. .
Then, by moving the middle-stage receiving body in the left-right direction, the second-stage storage position can be set in any position in the left-right direction.

A large article having a middle-stage receiver mounted on a bucket and placed at a first-stage storage position, which is not mounted at that time, is moved laterally due to vibration during rotation and the like on the outer surface of the middle-stage receiver. There will be a short distance to the inside surface of the bucket.

Further, according to the structure of the second aspect of the present invention, when an integer number of middle-stage receiving bodies are mounted on the bucket, the entire length of the bucket in the left-right direction can be set in the two-stage storage posture, and the middle-stage receiving bodies can be moved in the left-right direction. It can be installed tightly without rattling.

According to the structure of the third aspect of the present invention, the middle stage receiving body can be easily manufactured by bending without performing welding or the like. Further, when a small article is placed in the two-stage storage position, the small article placed in the lower stage moves laterally in a short distance between the inner surfaces of both leg plates in the middle-stage receiving body.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. In FIGS. 4 and 5, reference numeral 1 denotes an enclosure wall body, which is composed of a frame body 2 and a wall body 3 arranged on the outer surface of the frame body 2. The frame body 2 is composed of columns 2A standing upright at four corners, a plurality of front and rear members 2B connecting the front and rear columns 2A, and a plurality of upper and lower left and right members 2C connecting the left and right columns 2A, A plurality of adjustable legs 4 are arranged on the lowest front and rear material 2B. The wall body 3 arranged on the outer surface of the frame body 2 configured in this manner is formed by the front wall plate 3A, the rear wall plate 3B, the left and right side wall plates 3C, and the ceiling wall plate 3D.

A pair of left and right driven wheels 10 are arranged in an upper part of the enclosure 1 and a pair of left and right driving wheels 11 are arranged in a lower part thereof. An endless rotating body (chain or the like) 12 is wound. The driven shaft 13 to which the driven wheel body 10 is attached is divided into left and right parts, and is rotatably supported by bearings 15 on an upper support frame 14 arranged on the frame body 2 side.

A drive shaft 16 to which the drive wheel 11 is attached
Is one in the left-right direction A, is rotatably supported by a lower support frame 17 arranged on the side of the frame body 2 through a bearing 18, and is provided in the lower frame portion of the frame body 2 in the forward / reverse drive direction. It is interlockingly connected to a free drive device 20. This drive 20
Is composed of a motor with an electromagnetic brake arranged on a base frame 21 integrated with the frame body 2, and an output shaft 22 thereof and the drive shaft 16 are interlockingly connected by a winding transmission device 23.

A large number of buckets 50 are attached via link plates 24 between the pair of left and right endless rotating bodies 12.
That is, as shown in FIGS. 1 to 3, the bucket 50 includes a bottom plate 51 that forms an article receiving surface 51a by its upper surface, and the bottom plate 51.
Side plates 52 standing upright from both ends in the left-right direction A of 51, a rear plate 53 standing upright from the rear end of the bottom plate 51, a short return plate 54 extending forward from the upper end of the rear plate 53, A short locking plate 55 extending upward from the front end of the bottom plate 53 forms a box-like shape that is open upward and frontward and is long in the left-right direction A.

As shown in FIGS. 4 and 5, the link plates 24 are a set of two, and the pin 50 for connecting the free ends of the link plates 24 to each other so that the free ends thereof can support the bucket 50 through the side plate 52. It is swingable. A roller 27 is attached to the free end of the lever 26 from the pin 25 side, and a guide rail 28 that guides the roller 27 is arranged between the inner surfaces of the support frames 14 and 17 in a vertically long endless shape. With the above configuration, the bucket
The group 50 can move freely on the vertically long endless path 29 without swinging.

A carry-in / out port 30 is formed on one side of the vertical path portion in the endless path 29, that is, in the lower part of the front wall plate 3A, and a cradle 31 is provided at the outer lower part of the carry-in / out port 30. In addition, an operation panel 32 is provided at the central portion in the width direction on the upper outside of the front wall plate 3A, and a power supply panel 33 is provided on the side portion.

A shutter device 40 for opening and closing the loading / unloading port 30 is provided on the rear surface side of the front wall plate 3A in the surrounding wall body 1. That is, the shutter 41 has a rectangular plate shape,
It has a pair of upper and lower rollers 42 on both sides thereof, and a pair of left and right guide rails 43 provided vertically on the frame body 2 side.
It can be raised and lowered by fitting 42 together. Further, a receiving frame 5 integral with the frame body 2 is provided below the loading / unloading port 30 on the back surface of the front wall plate 3A, and the lower end of the shutter 41 can freely come into contact with the upper surface of the receiving frame 5 from above. Composed.

The shutter 41 is manually (or driven) moved up and down, and the counterweight 44 for raising and lowering the shutter 41 is released through a pair of wires 46 guided by a plurality of guide wheels 45. It is linked to 41. The shutter device 40 is constituted by the above 41 to 46.
Is configured.

As shown in FIGS. 1 to 3, the bucket 50
A removable middle stage receiver 60 is provided inside. The middle stage receiving body 60 is formed in a gate shape by a pair of left and right leg plates 61 and a receiving plate 62 located between the upper ends of the leg plates 61 and having an article receiving surface 62a formed by the upper surface thereof. A short landing plate 63 is continuously provided from the lower end to the left and right inward, and a short locking plate 64 is continuously provided above the front and rear ends of the receiving plate 62.

Here, the left-right direction length l of the middle stage receiving body 60 (the length between the outer surfaces of both leg plates 61) is the left-right direction length L of the bucket 50.
Shorter than (length between inner surfaces of both side plates 52), that is, l <
It is set to L, so that the middle stage receiving body 60 is configured to be displaced in the left-right direction A in the bucket 50. At that time, the left-right length l of the middle-stage receiving body 60 is set to approximately one-third of the left-right direction length L of the bucket 50 (substantially an integral number), and thus three (integer number) ) The middle-stage receiver 60 can be densely mounted.

Next, the operation of the above embodiment will be described. Normally, the drive device 20 is actuated to move the endless rotary body 12 forward and backward, thereby moving the group of buckets 50 forward and backward on the endless path 29. Then, after stopping the bucket 50 which is empty or has a small storage amount so as to face the loading / unloading port 30, the shutter 41 is raised to open the loading / unloading port 30,
Goods can be carried into the bucket 50. In this state, the article is stored. When carrying out an article (removal such as order picking), the bucket 50 accommodating the desired article may be stopped facing the loading / unloading port 30.

As described above, when the article is carried into the bucket 50 through the carry-in / out port 30, it is determined whether or not the middle-stage receiver 60 is mounted according to the size (shape) of the article. Based on, the installation of a new middle stage receiving body 60 or the removal (removal) of the already installed middle stage receiving body 60
Is done.

That is, when the article 65 is large as indicated by the phantom line in FIG. 2, the bucket 50 is not fitted with the middle-stage receiving body 60, and the article receiving surface 51a of the bucket 50 is set in a one-step storage posture composed of a high storage space. On the other hand, a large article 65 is placed. In the case of a small article 66, the middle-stage receiving body 60 is attached to the bucket 50, and the article receiving surface 62a of the middle-stage receiving body 60 and the article receiving surface 51a of the bucket 50 are set in a two-step storage posture including a low storage space. And place a small article 66.

As shown by the solid lines in FIGS. 1 and 2, the bucket
When two middle-stage receivers 60 are attached to the 50, the one-step storage position where the middle-stage receivers 60 are not attached can be formed on the right side. Then, from this state, move the middle stage receiving body 60 in the left-right direction A
By moving to, the one-step storage position can be formed in the middle part or the left side. Also, one bucket holder 60 in the bucket 50
When is mounted, the one-step storage position can be lengthened to two in the left-right direction A and formed on the right or left side, or the one-step storage position for one can be formed on both the left and right sides.

Further, when the three middle stage receiving bodies 60 are attached to the bucket 50, as shown by the phantom lines in FIGS. 1 and 2,
The entire length of the bucket 50 in the left-right direction A can be in a two-step storage posture, and the middle-stage receivers 60 can be densely mounted in the left-right direction A without rattling. Then, when the middle stage receiving body 60 is not attached to the bucket 50 at all, the entire length of the bucket 50 in the left-right direction A can be in the one-step storage posture.

As shown by the phantom line in FIG. 2, when a large article 65 is placed at the one-step storage position formed on the right side, the movement of the large article 65 in the left-right direction A due to the vibration during rotation is maximized. Thus, the distance is a short distance between the outer surface of the leg plate 61 of the intermediate middle stage receiving body 60 and the inner surface of the side plate 52 of the bucket 50. The movement in the front-rear direction is restricted by the rear plate 53 and the locking plate 55 of the bucket 50.

Further, when the small article 66 is placed in the two-stage storage position, the small article placed on the article receiving surface 51a of the lower stage
The movement of 66 in the left-right direction A is made by moving both leg plates
The distance between the inner surfaces of 61 is short, and the movement in the front-back direction is restricted by the rear plate 53 and the locking plate 55 of the bucket 50. Further, the movement of the small article 66 placed on the article receiving surface 62a in the upper stage in the front-rear direction is restricted by both locking plates 64 of the middle stage receiving body 60.

In the above embodiment, the left-right length 1 of the middle-stage receiving body 60 is set to be an integer fraction of the left-right direction length L of the bucket 50, so that an integral number of middle-stage receiving bodies 60 are packed. However, in the first aspect of the present invention, the left-right direction length L of the middle-stage receiver 60 is set to the left-right direction length L of the bucket 50.
However, if it is shortened, it is not necessary to set it to a whole number. That is, for example, as shown in FIG. 6, a configuration may be adopted in which two intermediate-stage receiving bodies 60 having a length 2l are mounted in the bucket 50 so as to be displaced in the left-right direction A.

As shown in the above embodiment, the middle stage receiving body 60
Is formed into a gate shape by a pair of left and right leg plates 61 and a receiving plate 62 located between the upper ends of these leg plates 61, the middle stage receiving body 60 can be easily manufactured by bending without welding or the like. However, in the first and second inventions,
Other forms, such as, for example, each tubular middle stage receiver 60, may be used.

In the above embodiment, the reversal part of the endless path 29 is formed in a semicircular shape, but this is a circular reversal part having an arcuate corner portion and a horizontal reversal part, and is a rectangular circulation path in a side view as a whole. Good. Furthermore, in the above embodiment, the endless path 29 is formed in an oval shape in the vertical direction with the parallel portion as the front and back, but this is formed in the lateral oval shape with the parallel portion as the vertical direction, It may be a rotary shelf formed in an oval shape in the lateral direction with the parallel portion left and right.

[0036]

According to the first aspect of the present invention having the above-described structure, by attaching and detaching the middle-stage receiving body according to the condition of the article to be stored, the entire length or a part of the bucket can be arbitrarily set to the one-stage storage posture and the two-stage storage posture. It can be changed quickly and quickly, and efficient storage without dead space can be performed. And by moving the middle stage receiver to the left and right,
The two-stage storage position can be formed at any position in the left-right direction. Further, the side surface of the middle-stage receiving body can prevent the article at the first-stage storage position from largely moving in the left-right direction, which can reduce disturbance of the mounting position and reduce damage to the article.

Further, according to the second aspect of the present invention having the above-mentioned structure, by mounting an integral number of middle-stage receivers on the bucket, the entire length of the bucket in the left-right direction can be set in the two-stage storage posture, and the middle-stage receivers can be Can be installed densely without rattling in any direction.

Further, according to the third aspect of the present invention having the above-mentioned structure, the middle stage receiving body can be easily manufactured by bending without welding or the like, and the middle stage receiving body of any height can be adjusted by adjusting the height of the leg plate. Easy to make.

[Brief description of drawings]

FIG. 1 is a partially cutaway perspective view of a bucket portion of a carousel with buckets according to an embodiment of the present invention.

FIG. 2 is a partially cutaway front view of a bucket portion of the rotary shelf with the bucket.

FIG. 3 is a vertical sectional side view of a bucket portion of the rotary shelf with the bucket.

FIG. 4 is a partially cutaway side view of the rotary shelf with the bucket.

FIG. 5 is a partially cutaway front view of the rotary shelf with the bucket.

FIG. 6 is a partially cutaway front view of the bucket portion in the carousel with bucket according to another embodiment of the present invention.

[Explanation of symbols]

 1 Enclosure 10 Driven Wheel 11 Drive Wheel 12 Endless Rotating Body 20 Drive Device 24 Link Plate 25 Pin 26 Lever 27 Roller 28 Guide Rail 29 Endless Path 30 Carrying Out Port 40 Shutter Device 50 Bucket 51 Bottom Plate 51a Article Receiving Surface 52 Side Plate 53 Rear plate 60 Middle stage receiver 61 Leg plate 62 Receiving plate 62a Article receiving surface 65 Large item 66 Small item A Left / right direction l Left / right direction length of middle stage receiver L Left / right direction length of bucket

Claims (3)

[Claims] 1. A plurality of buckets that are movable on an endless path are arranged in an enclosure having a loading / unloading port, and these buckets are opened upward and forward to form a long box shape in the left-right direction, A removable middle-stage receiver is provided in each of these buckets, and the left-right length of the middle-stage receiver is set shorter than the left-right length of the bucket so that the middle-stage receiver can be displaced in the left-right direction. A rotating shelf with a bucket that is characterized. 2. The length of the middle stage receiver in the left-right direction is set to be an integer fraction of the length of the bucket in the left-right direction, and the integer number of middle stage receivers can be densely mounted. The rotating shelf with a bucket according to claim 1. 3. The rotary shelf with a bucket according to claim 1, wherein the middle stage receiving body is formed in a gate shape by a pair of left and right leg plates and a receiving plate located between the upper ends of the leg plates. .