JP2014091609A - Article information display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an article information display device capable of displaying, for a worker, article information on an article moving along a conveying path of a conveyer apparatus at an arbitrary position along the conveying path so that the worker can easily recognize relation with the article.SOLUTION: A display device includes a display unit for displaying article information display at positions Ra-Re of a display surface 2 in a conveying direction, the positions corresponding to conveying-direction article positions La-Le on the basis of the conveying-direction article positions La-Le so that positions of article information displays 5a-5e on the display surface move at a speed corresponding to moving speed of articles 4a-4e conveyed along a conveying path 8 by a conveyer apparatus 3.

Description

  The present invention relates to an article information display device for displaying article information relating to an article being conveyed on a display surface by a conveying apparatus that conveys the article along a conveyance path.

  In relation to the article information display apparatus as described above, for example, a technique described in Patent Document 1 below is already known. With the technique described in Patent Document 1, a worker who performs a work (for example, a picking work or an assembly work) on an article transported by the transport device can appropriately grasp the article information related to the work target article. When a display surface such as a liquid crystal display is placed at a display position set at a predetermined position along the transport path of the transport device, and the article is transported to a position on the transport path corresponding to the display position, An article information display representing article information relating to the article is displayed.

JP-A-2005-46420

  However, depending on the purpose of use of the transport device, an operator may work on an article moving along the transport path at an arbitrary position along the transport path. In such a case, the worker When working at a position away from the display position, it is difficult to visually recognize the article information display regarding the article to be worked. Further, in the conventional technology, when a plurality of articles are conveyed along a conveyance path, the article information display displayed on the display surface indicates article information on any of the plurality of articles. There is a risk that it will be difficult to identify whether the Further, not only the article information of the article located at the position corresponding to the display position, but also the article information of other articles located on the upper side or the lower side in the conveyance direction of the article are listed and grasped at the same time. When it is desired to improve work efficiency, in the conventional technology, there is a possibility that the correspondence between the plurality of article information displays and the plurality of articles displayed on the display surface cannot be clearly grasped.

  Therefore, an article information display device in which the correspondence between articles conveyed along the conveyance path by the conveyance apparatus and article information displayed on the display surface can be easily recognized at an arbitrary position along the conveyance path. Desired.

  The first characteristic configuration of the article information display device according to the present invention is to display article information relating to the article being conveyed on the display surface by the conveyance apparatus that conveys the article along the conveyance path. The configuration includes an article position detection unit that detects an article position in the conveyance direction that is a position of the article along the conveyance direction in the conveyance path, and a plurality of articles that are given to each of the plurality of articles and that mutually identify the plurality of articles. An article identification information detecting unit for detecting individual identification information for the purpose, and an article information display representing the article information related to the article corresponding to the individual identification information based on the individual identification information detected by the article identification information detecting unit An article information display generating section for generating the article information, and a display section for displaying the article information display on the display surface, and the display surface is provided so as to extend along a conveyance direction of the article. And the display unit moves the article position so that the position of the article information display on the display surface moves at a speed according to the moving speed of the article transported along the transport path by the transport device. Based on the conveyance direction article position detected by the detection unit, the article information display is displayed at a position in the conveyance direction on the display surface corresponding to the conveyance direction article position.

According to this characteristic configuration, since the article information display is displayed at the position in the conveyance direction on the display surface corresponding to the article position in the conveyance direction, the operator can respond to the article at any position along the conveyance path. Article information can be displayed in a state where the relationship can be intuitively recognized. At this time, since the position of the article information display on the display surface is moved at a speed corresponding to the moving speed of the article conveyed along the conveyance path, the article continuously moves along the conveyance path. Even in this case, the worker can easily recognize the correspondence between the article and the article information display. In particular, when a plurality of articles are transported close to each other along the transport path, the positions of the plurality of articles and the article information display for the plurality of articles in the corresponding transport direction and corresponding You can move at a speed that you want. For this reason, even when a plurality of articles are conveyed in close proximity to each other, it is possible to prevent the operator from misidentifying the correspondence between the articles and the article information display, and to recognize them correctly.
Moreover, since the display surface is set so as to extend along the conveyance direction, it is easy to display the article information display by following the article moving along the conveyance direction. In addition, it becomes easy for the operator to list and grasp the article information of the articles moving along the conveyance path along the conveyance path. In particular, when a plurality of articles are being transported in close proximity to each other, the operator can list and grasp the plurality of article information along the transport route in a state where the correspondence with each article is clarified. Becomes easier.

  According to a second characteristic configuration of the article information display device according to the present invention, the display surface includes a single or a plurality of displays, or a single or a plurality of projection surfaces on which an image is projected by a projection device. It is in the point which is formed so that it may extend along the conveyance direction of this, and the position with respect to the said conveyance path | route is being fixed.

  According to this configuration, the display surface is configured by a single or a plurality of displays formed so as to extend in the conveyance direction of the article, or a single or a plurality of projection surfaces on which an image is projected by the projection device. can do. Therefore, the article information display can be displayed on the display surface in a form extending along the conveyance direction with the position with respect to the conveyance path being followed by the article moving along the conveyance direction. Embodiment can be obtained.

  A third characteristic configuration of the article information display device according to the present invention is that the display surface includes a projection plane on which an image is projected by the projection device and moves integrally with the article.

  According to this structure, the display surface extended along a conveyance direction can be appropriately set with the projection surface which moves an image integrally with the articles | goods by which an image is projected by a projector. Further, according to this configuration, since the display surface can be set integrally with the article, it is possible to eliminate the need for preparing a space for setting the display surface separately from the article and the conveying device. , It is possible to prevent the apparatus from becoming large. Further, since projection is performed by the projection device, a projection plane can be set for each article, and even when the display surface is configured to move integrally with the article, the configuration on the article side is simple and low-cost. Can be.

  According to a fourth characteristic configuration of the article information display device according to the present invention, the article identification information detection unit images the identification display attached to the article by an imaging device that images the article conveyed by the conveyance device. It is the point which detects the said individual identification information of the said goods by recognizing.

  According to this configuration, the article identification information detection unit can appropriately detect the individual identification information by recognizing the identification display attached to the article with the imaging device. Accordingly, it is possible to prevent complication of the configuration of the article, for example, it is not necessary to provide the article with a transmission unit that transmits individual identification information.

  A fifth characteristic configuration of the article information display device according to the present invention is that the article position detection unit detects the article position in the transport direction based on the position of the identification display recognized by the imaging device.

  According to this configuration, when the identification display is image-recognized and the individual identification information is detected, the conveyance direction article position can be efficiently detected from the position of the identification display that has been image-recognized. In this case, it is preferable to employ the position in the image captured by the imaging device as the position of the identification display. According to this configuration, the individual identification information and the article position in the conveyance direction of the article according to the individual identification information can be easily associated with each other.

  A sixth characteristic configuration of the article information display device according to the present invention is that the article includes a container and a contained item accommodated in the container, and the article information is information related to the contained item.

  According to this configuration, when an article is made up of a container and its contents, information about the contents can be efficiently displayed as article information.

The block diagram which shows schematic structure of the display apparatus of the article information which concerns on embodiment of this invention. The figure for demonstrating the structure of the display apparatus of the article information which concerns on embodiment of this invention. The figure for demonstrating the structure of the display apparatus in case the some articles | goods are arranged in the direction orthogonal to a conveyance direction. The figure for demonstrating the structure in case a display surface consists of several display surfaces. The figure for demonstrating the structure of a display apparatus in case the display surface is comprised so that it may move integrally with articles | goods.

An embodiment of an article information display device according to the present invention will be described.
As shown in FIG. 1, an article information display device 1 (hereinafter, also simply referred to as a display device 1) is a display device that displays on the display surface 2 article information relating to an article 4 being conveyed by the conveying device 3.
The article information display device 1 includes functional units such as an article position detection unit 30, an article identification information detection unit 31, an article information display generation unit 32, and a display unit 33.

As illustrated in FIG. 2, the article position detection unit 30 detects a conveyance direction article position L that is the position of the article 4 along the conveyance direction X in the conveyance path 8. The article identification information detection unit 31 detects individual identification information that is given to each of the plurality of articles 4 to identify the plurality of articles 4 from each other. Based on the individual identification information detected by the article identification information detection unit 31, the article information display generation unit 32 generates an article information display 5 representing article information regarding the article 4 corresponding to the individual identification information. The display unit 33 displays the article information display 5 on the display surface 2.
In such a configuration, the display surface 2 is set so as to extend along the conveyance direction X of the article 4. Then, the display unit 33 detects the position of the article so that the position of the article information display 5 on the display surface 2 moves at a speed according to the moving speed of the article 4 conveyed along the conveyance path 8 by the conveying device 3. Based on the conveyance direction article position L detected by the unit 30, the article information display 5 is displayed at a position R in the conveyance direction on the display surface 2 corresponding to the conveyance direction article position L (hereinafter referred to as a conveyance direction display position R). It is configured to let you.

1. Transport device 3
The transport device 3 is a device that transports the article 4 along the transport path 8. In the present embodiment, as shown in FIG. 2, the transport apparatus 3 can simultaneously transport a plurality of articles 4 a, 4 b,... In the transport direction X in the transport path 8. In addition, the conveyance apparatus 3 adds the some articles | goods 4a1, 4a2, ..., 4b1, 4b2, ... to the conveyance direction X, and the conveyance orthogonal direction Y orthogonal to the conveyance direction X, as shown in FIG. In addition, it may be possible to carry them at the same time.
In the example illustrated in FIG. 2, the transport direction X is a linear direction, but may be a curved direction or may be a direction formed by a combination of a straight line and a curved line.
In the example illustrated in FIG. 2, the transport device 3 is a belt conveyor. Various types of transfer devices such as a roller-type conveyor, a guide rail-type conveyor, and a crane-type conveyor can be used.

2. Article information display device 1
The display device 1 is a device that displays on the display surface 2 article information related to the article 4 being conveyed by the conveying device 3.
The display device 1 includes an arithmetic processing device such as a CPU as a core member, and also has a RAM (random access memory) configured to be able to read and write data from the arithmetic processing device, and data from the arithmetic processing device. It has a storage device such as a ROM (Read Only Memory) configured to be readable. Each function unit 30 to 33 of the display device 1 is configured by software (program) stored in the ROM or the like of the display device 1, hardware such as a separately provided arithmetic circuit, or both. .

3. Article identification information detection unit 31
The article identification information detection unit 31 is a functional unit that detects individual identification information that is given to each of the plurality of articles 4 to identify the plurality of articles 4 from each other.
In the present embodiment, the identifier detection device 6 detects the identifier 7 attached to the article 4 being conveyed along the conveyance path 8 by using a detection unit that detects optically, magnetically, or electromagnetically. The information of the detected identifier 7 is output. The article identification information detection unit 31 is configured to recognize the individual identification information of the article 4 being conveyed based on the information of the identifier 7 acquired from the identifier detection device 6. The identifier 7 can read information optically, magnetically, or in radio waves.

In the present embodiment, the identifier detection device 6 is an imaging device 6 that captures an image of the article 4 being transported by the transport device 3, as shown in FIG. In this embodiment, the identifier attached to the article 4 is an identification display 7 that can optically read information. Image information captured by the imaging device 6 is output to the article identification information detection unit 31 and the like. In the example illustrated in FIG. 2, one imaging device 6 is provided. However, when the display section in the transport direction X is long, a plurality of imaging devices 6 may be arranged in the transport direction X.
The identification display 7 includes various types such as a one-dimensional code such as a bar code, a two-dimensional code such as a QR code (registered trademark), a string of letters, numbers, and symbols, and is composed of a single type. It may be configured from a plurality of types.

  The article identification information detection unit 31 is configured to detect individual identification information of the article 4 by recognizing an image of the identification display 7 attached to the article 4 imaged by the imaging device 6. Specifically, the article identification information detection unit 31 extracts the identification display 7 from the image captured by the imaging device 6 by image recognition processing, and conforms to the standards and specifications for reading the information represented by the identification display 7. Through the above process, the information represented by the identification display 7 is read to obtain individual identification information.

4). Article position detection unit 30
The article position detection unit 30 is a functional unit that detects a conveyance direction article position L that is the position of the article 4 along the conveyance direction X in the conveyance path 8.
In the present embodiment, the article position detection unit 30 is configured to detect the article direction L in the conveyance direction of the article 4 to which the identifier 7 is attached based on the position of the identifier detected by the identifier detection device 6.
In the present embodiment, the article position detection unit 30 is configured to detect the conveyance direction article position L based on the position of the identification display 7 detected by recognizing an image captured by the imaging device 6. Specifically, the article position detection unit 30 calculates the article direction L in the conveyance direction based on the position range in the conveyance direction X imaged by the imaging device 6 and the position of the identification display 7 in the captured image. Further, in the example shown in FIG. 2, the center of the width in the conveyance direction X of the identification display 7 or the article 4 is set as the representative position of the article 4 and is set to the article position L in the conveyance direction.
In the present embodiment, as shown in FIG. 2, the article position detection unit 30 calculates distances La, Lb,... Along the conveyance direction X from the reference position L0 of each article 4a, 4b,. It is comprised so that it may detect as conveyance direction article position La, Lb, ....

  Unlike the example shown in FIG. 2, the identifier detection device 6 that detects the identifier 7 when the article 4 passes through the position in the transport direction X where the identifier detection device 6 is arranged may be used. Good. In this case, the article position detection unit 30 determines the conveyance direction based on the position in the conveyance direction X where the identifier detection device 6 is disposed, the elapsed time from the time when the identifier 7 is detected, and the conveyance speed of the conveyance device 3. The article position L may be calculated. Specifically, the article position detection unit 30 calculates the conveyance direction article position L by adding the movement distance obtained by multiplying the elapsed time and the conveyance speed to the position in the conveyance direction X where the identifier detection device 6 is arranged. It may be configured to.

5. Article information display generation unit 32
The article information display generation unit 32 is a functional unit that generates an article information display 5 representing article information related to the article 4 corresponding to the individual identification information based on the individual identification information detected by the article identification information detection unit 31.
In the present embodiment, an article information management unit 34 that manages and stores the assigned individual identification information and the article information in association with each other for each of the plurality of articles 4 is provided (see FIG. 1). In the present embodiment, the article information management unit 34 is provided in a device or system different from the display device 1, but may be provided in the display device 1.
The article information display generation unit 32 is configured to acquire the article information of the article 4 corresponding to the individual identification information detected by the article identification information detection unit 31 from the article information management unit 34.

<Article information>
Various information regarding the article 4 can be set in the article information. For example, one or a plurality of types such as individual information of the article 4, state information of the article 4, and information on work instructions for the article 4 can be set in the article information.
The individual information of the article 4 includes the type, name, classification, rank, specification, configuration, transport destination, and the like of the article 4. The information on the state of the article 4 includes the presence / absence of the abnormality of the article 4, the contents of the abnormality, the presence / absence of attention to the article 4, the contents of the attention, the state of the work on the article 4, the state of the assembly of the article 4, and the article 4 The state of excess or deficiency of the contents is included. The information on the work instruction for the article 4 includes an instruction to attach or remove a part to the article 4, the type of contents to be accommodated in the article 4, the type of quantity or the type of contents to be taken out, an instruction for the quantity, the operation contents for the article 4, and the confirmation contents Etc. are included.

<Example of container 41 and contents 42>
In the present embodiment, as shown in FIG. 2, the article 4 includes a container (container) 41 and an accommodation 42 accommodated in the container 41, and the article information is information regarding the accommodation 42. In such an article 4, for example, a process in which an operator collects the contents 42 such as parts and stores them in the container 41 in accordance with a work instruction instructing the type and quantity of the contents 42 (referred to as a picking process). It is prepared by. The article information includes, for example, whether or not there is excess or deficiency of the contents 42 due to a work mistake, information on the type and quantity of the contents 42 in excess or deficiency (state of excess or deficiency of the contents 42), and accommodation in which excess or deficiency occurs. Information such as an instruction for accommodation or removal of the object 42 is set. Such article information is generated by a monitoring system using a camera or the like in the picking process. Each container 41 is assigned individual identification information. In the present embodiment, as will be described later, each container 41 is provided with an identification display 7 corresponding to individual identification information for mutually identifying each container 41.
The article information management unit 34 is configured to manage and store the individual identification information given to each container 41 and the article information acquired for each container 41 in association with each other.

<Article information display 5>
In the article information display 5, various types of displays representing article information can be set. For example, the article information display 5 can be set with one or a plurality of types such as letters, numbers and symbols representing the article information, marks, and colors. When the article information is individual information of the article 4, characters, numbers, symbols, marks, colors, and the like representing the individual information are set. For example, it may be a letter or number representing the name of the article 4 or a mark or color representing the rank of the article 4. When the article information is information on the state of the article 4, characters, numbers, symbols, marks, colors, and the like representing the state information are set. For example, it may be a letter, number or symbol representing the content of the abnormality, or a mark or color representing the presence or absence of the abnormality. When the article information is work instruction information for the article 4, characters, numbers and symbols, marks, colors, and the like representing the work instruction information are set. For example, it may be a letter, a number, or a symbol that represents an instruction to attach or remove a component, or a mark or a color that represents the type or quantity of items to be accommodated in the article 4.
In the example of the container 41 and the container 42 shown in FIG. 2, characters, numbers and symbols, marks, colors, and the like representing information on the type and quantity of the container 42 in which excess or deficiency has occurred are set.

  Moreover, when there is no article information to be displayed, such as when there is no abnormality or excess or deficiency, the article information display 5 may not be generated for the article 4 and may not be displayed on the display surface 2. However, in this case, an article information display 5 (for example, a display of only a frame) that indicates that there is no article information to be displayed may be generated and displayed on the display surface 2.

6). Display surface 2
The display surface 2 is a surface on which the article information of the article 4 being conveyed by the conveying device 3 is displayed. The display surface 2 is set so as to extend along the conveyance direction X (conveyance path 8) of the article 4.
As shown in the example of FIG. 2, the display surface 2 is preferably composed of one display surface continuous in the transport direction X. However, as shown in the example of FIG. 4, a plurality of display surfaces 2a, 2b,. .. May be arranged in the transport direction X so that the display surface 2 extends in the transport direction X as a whole.

  The width of the display surface 2 in the conveyance direction X is set to be at least longer than the width of the article 4 in the conveyance direction X (preferably longer than twice the width of the article 4). In addition, when the display surface 2 consists of a plurality of display surfaces 2a, 2b,..., The width in the transport direction X of each display surface 2a, 2b,. It is set to be longer (preferably longer than twice the width of the article 4). The width of the display surface 2 in the transport direction X is set to be at least longer than the width of the product information display 5 in the transport direction X (preferably longer than twice the width of the product information display 5). By setting in this way, when the article information display 5 is moved at a speed corresponding to the moving speed of the article 4, a period during which the entire article information display 5 is displayed on one display surface 2 is secured. This makes it easier for the operator to read the article information from the article information display 5.

  In addition, when the display surface 2 includes a plurality of display surfaces 2a, 2b,..., In order to improve the readability of the article information from the displayed article information display 5, as shown in the example of FIG. In addition, it is desirable to make the gap in the transport direction X between adjacent display surfaces as short as possible. The gap between the display surfaces is set to be at least shorter than the width of the article 4 in the transport direction X (preferably shorter than half the width of the article 4). Further, the gap between the display surfaces is set to be at least shorter than the width of the article information display 5 in the transport direction X (preferably shorter than half the width of the article information display 5). By setting in this way, when the article information display 5 is moved at a speed corresponding to the moving speed of the article 4, there is a period in which the article information display 5 is not displayed at all due to the gap between the display surfaces. Therefore, the operator can easily read the article information from the article information display 5.

As in the example shown in FIG. 2, the display surface 2 displays the article information display 5 in the display section of the conveyance path 8 where the article information display 5 is to be displayed. Arranged so that R can be displayed. That is, the display surface 2 is disposed so as to extend along the display section of the transport path 8. In the example shown in FIG. 2, the display surface 2 is arranged at a position spaced apart from the conveyance path 8 in the conveyance orthogonal direction Y by a predetermined interval so that the display surface 2 is at an angle parallel to the vertical direction. ing. In addition, if the display surface 2 is arranged so as to extend along the transport path 8, the position with respect to the transport path 8 and the angle of the display surface 2 can be arbitrarily set so that the operator can easily see the display surface 2. . For example, the display surface 2 may be disposed at a position above the transport path 8 so that the display surface 2 is at an oblique angle with respect to the vertical direction.
In the example shown in FIG. 2, the display surface 2 is set to extend in one row along the transport direction X, but the display surface 2 is set to extend in two rows along the transport direction X. May be. That is, one or more display surfaces 2 as shown in FIG. 2 may be set at different positions.

  In the present embodiment, as shown in the example of FIG. 2, the display surface 2 includes one projection surface 2 on which an image is projected by the projection device 40, and is along the conveyance direction X (conveyance path 8) of the article 4. The position with respect to the conveyance path 8 is fixed so as to extend. The projection plane 2 may be any plane as long as it has a plane on which an image can be projected by the projection device 40, such as a curtain, a wall, and a partition. As shown in FIG. 4, the display surface 2 includes a plurality of projection surfaces 2a, 2b,..., And the plurality of projection surfaces 2a, 2b,. The surface 2 may be disposed so as to extend in the transport direction X as a whole.

  The projection device 40 is a display device that displays an image by projecting it onto the projection surface 2 or the like. The projection device 40 includes a type of projecting an enlarged image using liquid crystal or CRT. In the example shown in FIG. 2, the projector 40 is composed of one projection device 40. However, when the display section in the transport direction X is long, a plurality of projection devices 40 may be arranged in the transport direction X.

  Alternatively, the display surface 2 may be configured to include a single display or a plurality of displays. In the example shown in FIG. 4, a plurality of displays 2a, 2b,... Are arranged in the transport direction X, and the display surface 2 is arranged so as to extend in the transport direction X as a whole. Examples of the display 2 include a liquid crystal display, a plasma display, and an organic EL display.

7). Display unit 33
The display unit 33 is a functional unit that displays the article information display 5 on the display surface 2.
The display unit 33 has the article position detection unit 30 so that the position of the article information display 5 on the display surface 2 moves at a speed corresponding to the moving speed of the article 4 conveyed along the conveyance path 8 by the conveyance device 3. The article information display 5 is displayed on the conveyance direction display position R that is the position in the conveyance direction X on the display surface 2 corresponding to the conveyance direction article position L, based on the conveyance direction article position L detected by. Yes.
That is, the display unit 33 corresponds to the article position L in the conveyance direction of the article 4 so that the article information display 5 continuously moves in accordance with (synchronously with) the movement of the article 4 along the conveyance direction X. The article information display 5 is displayed at the position in the transport direction X.
The image signal generated by the display unit 33 is output to one or a plurality of displays, the projection device 40, and the like, and the article information display 5 is displayed on the display surface 2.

In the example shown in FIG. 2, the center of the width in the conveyance direction X of the article information display 5 is the representative position of the article information display 5 and is the conveyance direction display position R.
The display unit 33 uses the distances Ra, Rb,... Along the transport direction X from the reference position R0 of each article information display 5a, 5b,... As the transport direction display positions Ra, Rb,. , And are configured to be set based on the respective conveyance direction article positions La, Lb,. In the example shown in FIG. 2, the reference position L0 of the conveyance direction article position L and the reference position R0 of the conveyance direction display position R are set to be the same in the conveyance direction X. And the value of each conveyance direction article position La, Lb, ... is set to each conveyance direction display position Ra, Rb, ....

  In this way, the display unit 33 intersects each article information display 5a, 5b,... With the vertical plane extending in the conveyance orthogonal direction Y and the vertical direction from each conveyance direction article position La, Lb,. , The conveyance direction display positions Ra, Rb,... Of the article information displays 5a, 5b,.

  The display update cycle of the article information display 5 is desirably set as short as possible so that the operator feels that the movement of the article information display 5 is smooth. Therefore, it is desirable that the display update cycle be set short within the allowable processing speed range of the arithmetic processing unit. If the detection cycle of the article position L in the conveyance direction of the article 4 is long due to restrictions on the image processing speed, the conveyance direction article position L during the detection period is estimated based on the conveyance speed of the article 4, and the estimated conveyance The direction article position L may be configured to be reflected in the conveyance direction display position R of the article information display 5. The conveyance speed of the article 4 can be calculated based on the conveyance direction article position L detected in the past and the detection cycle.

  The display update cycle of the article information display 5 includes at least each article information display 5a, 5b,..., Each article direction La, Lb, ... (identification display 7 or the conveyance direction X of the article 4). Is set at such an interval as to maintain a state intersecting with the vertical plane extending in the conveyance orthogonal direction Y and the vertical direction from the center position of the width of the width. Thereby, it can suppress that an operator misidentifies the correspondence of the goods 4 and the goods information display 5. FIG.

  As shown in the example of FIG. 4, the case where the display surface 2 is composed of a plurality of display surfaces 2a, 2b,. Each article information display 5a, 5b,... Can be moved in the transport direction X within one display surface in a state where the entire article information display is displayed. The width in the transport direction is set to be shorter than the width in the transport direction X of one display surface (preferably shorter than half of the width in the transport direction X of one display surface).

[Other Embodiments]
Finally, other embodiments of the present invention will be described. Note that the configuration of each embodiment described below is not limited to being applied independently, and can be applied in combination with the configuration of other embodiments as long as no contradiction arises.

(1) In the above embodiment, the display surface 2 is composed of a single or a plurality of displays 2 or a single or a plurality of projection surfaces 2 onto which an image is projected by the projection device 40, and is in the conveyance direction X of the article 4. The case where the position with respect to the conveyance path 8 is fixed and arranged so as to extend along the line has been described as an example. However, the embodiment of the present invention is not limited to this. That is, the display surface 2 may be any display surface as long as it is set to extend along the conveyance direction X (conveyance path 8) of the article 4. For example, as illustrated in FIG. 5, the display surface 2 may be configured to include a projection surface 2 on which an image is projected by the projection device 40 and moves integrally with the article 4. In the example shown in FIG. 5, projection surfaces 2a, 2b,... Are set on the side surfaces of the articles 4a, 4b,. And the display part 33 displays the article information display 5a corresponding to each article | item 4a, 4b, ... on the projection surface 2a, 2b, ... which moves integrally with each article | item 4a, 4b, .... 5b,... Are displayed. Specifically, the display unit 33 displays the article information display 5 on the conveyance direction display position R corresponding to the conveyance direction article position L based on the conveyance direction article position L. The projection surface 2 may be set on any surface of the article 4, or the projection surface 2 may be a surface of a plate-like member attached to the article 4.

1 Display device 2 Display surface (display, projection surface)
3 Conveying device 4 Article 5 Article information display 6 Identifier detecting device (imaging device)
7 Identification Display 8 Transport Path 30 Article Position Detection Unit 31 Article Identification Information Detection Unit 32 Article Information Display Generation Unit 33 Display Unit 40 Projector 41 Container 42 Containment L Transport Direction Article Position X Transport Direction

Claims (6)

An article information display device that displays article information on an article being conveyed on a display surface by a conveying apparatus that conveys the article along a conveyance path,
An article position detection unit that detects a conveyance direction article position that is a position of the article along the conveyance direction in the conveyance path;
An article identification information detection unit that detects individual identification information that is given to each of the plurality of articles to identify the plurality of articles from each other;
Based on the individual identification information detected by the article identification information detection unit, an article information display generation unit that generates an article information display representing the article information related to the article corresponding to the individual identification information;
A display unit for displaying the article information display on the display surface,
The display surface is set to extend along the conveyance direction of the article,
The display unit detects the position of the article position so that the position of the article information display on the display surface moves at a speed corresponding to the moving speed of the article transported along the transport path by the transport device. The article information display device that displays the article information display at a position in the conveyance direction on the display surface corresponding to the conveyance direction article position based on the conveyance direction article position detected by the user.   The display surface includes a single or a plurality of displays or a single or a plurality of projection surfaces on which an image is projected by a projection device, and is formed so as to extend along the conveyance direction of the article and to the conveyance path. The article information display device according to claim 1, wherein the position is fixed.   The article information display device according to claim 1, wherein the display surface includes a projection surface on which an image is projected by the projection device and moves integrally with the article.   The said item identification information detection part detects the said individual identification information of the said article by image-recognizing the identification display attached | subjected to the said article with the imaging device which images the said article conveyed by the said conveying apparatus. The article information display device according to any one of claims 1 to 3.   The article information display device according to claim 4, wherein the article position detection unit detects the article position in the transport direction based on the position of the identification display recognized by the imaging device. The article is composed of a container and a container accommodated in the container,
6. The article information display device according to claim 1, wherein the article information is information relating to the contents.

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