JP5962641B2 - Product sales data processing device - Google Patents

Description

  The present invention relates to a merchandise sales data processing apparatus.

  2. Description of the Related Art A self-measuring device with a camera that measures an object to be weighed with a product selected by a customer in a tare selected by the customer is known (see, for example, Patent Document 1). This weighing device issues a label indicating the price of the product according to the weighing result. The customer attaches the label to the tare and pays the amount of the product at the cash register.

JP 2013-108817 A

  However, for example, in a self-type weighing device that determines the number of products using an imaging unit such as a camera and issues a label indicating the price of the product based on the number of products, the captured image is unclear. In some cases, the number of products may be misrecognized, or the number of products may not be appropriate due to customer fraud. A general self-type weighing device may not be able to detect such an error in the number of products.

  The present invention has been made in view of the above-described problems, and is a merchandise sales data processing device such as a self-weighing device having an imaging unit, which can notify whether or not the number of merchandise is appropriate. An object is to provide a data processing device.

A merchandise sales data processing apparatus of the present invention is a merchandise sales data processing apparatus that processes sales data related to merchandise, a storage section that stores merchandise data including unit mass information of the merchandise, an imaging section that images the merchandise, A quantity specifying unit that specifies the number of products based on image data captured by the imaging unit, a weighing unit that measures the mass of the product, a mass of the product measured by the weighing unit, and the storage unit The number calculation unit that calculates the number of products based on the product data that is stored, whether the number of products specified by the number specification unit and the number of products calculated by the number calculation unit match. a determining unit, and a notification unit for notifying the determination result by the determination section, by the determining section, does not match the number of items calculated by the number calculating unit and specified number of items in the quantities specified portion When it is determined, and having a display unit for operably displaying the subtraction button for subtracting the addition button, or the number of items for adding the number of the product.

  According to the present invention, it is possible to provide a merchandise sales data processing apparatus such as a self-type weighing apparatus having an imaging unit, which can notify whether or not the number of merchandise is appropriate. .

The front view which shows an example of the merchandise sales data processing apparatus which concerns on embodiment of this invention. The perspective view which shows an example of the merchandise sales data processing apparatus shown in FIG. The figure which shows an example of a merchandise sales data processing apparatus, (a) is a figure which shows an example of the electrical functional block of a merchandise sales data processing apparatus, (b) is a figure which shows an example of the functional block of a control part. The figure which shows an example of the goods accommodated in the container used with a goods sales data processing apparatus. The figure which shows an example of the image displayed on the display part of a merchandise sales data processing apparatus. The figure which shows an example of the list of the number of goods displayed on the display part of a goods sales data processing apparatus, and an addition button. The figure which shows an example of the label issued from the printing part of a merchandise sales data processing apparatus, (a) is a figure which shows an example of the label issued when it determines with the number of goods being appropriate, (b) is a figure of goods The figure which shows an example of the label issued when it determines with a number not being appropriate. The flowchart which shows an example of operation | movement of a merchandise sales data processing apparatus.

  A merchandise sales data processing apparatus according to an embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is a front view showing an example of a merchandise sales data processing apparatus 100 according to an embodiment of the present invention. FIG. 2 is a perspective view showing an example of the merchandise sales data processing apparatus 100. FIG. 3 is a diagram illustrating an example of the merchandise sales data processing apparatus 100. Specifically, FIG. 3A is a diagram illustrating an example of an electrical functional block of the merchandise sales data processing apparatus 100, and FIG. 3B is a diagram illustrating an example of a functional block of the control unit 1.

  In the present embodiment, a case where the merchandise sales data processing apparatus 100 is applied to a self-measuring device with an imaging unit (camera) will be described. The merchandise sales data processing apparatus 100 is installed in a store such as a supermarket, generates sales data such as the type, number, and amount of merchandise, and registers the sales data in a cash register, a host computer, or the like. it can. The merchandise sales data processing apparatus 100 includes a printing unit 9 such as a printer, and the printing unit 9 can issue a label corresponding to the sales data.

In this embodiment, in this store, for example, products such as nigiri sushi that are individually wrapped with a packaging film or the like are sold. The customer selects one or a plurality of the products and stores them in a container, and the container storing the products is put on a weighing pan of the measuring unit 7 of the product sales data processing apparatus 100 which is a self-type measuring device with an imaging unit. Place.
The merchandise sales data processing apparatus 100 identifies the type of merchandise, the number of each merchandise type, and the like by performing image recognition processing on the image data captured by the imaging unit 8.
Further, the merchandise sales data processing apparatus 100 measures the mass of one or a plurality of commodities placed on the weighing pan of the weighing unit 7 including the mass of the container, and subtracts the mass of the container as appropriate to obtain one or The mass of a plurality of products is calculated, and the number of each product is calculated based on the mass. Information relating to the average mass per item is stored in advance in a storage unit or the like. Further, the product sales data processing apparatus 100 calculates the number of each product specified by the image recognition and the number of each product calculated based on the mass of one or more products placed on the weighing unit 7. Compare and report the result of the comparison.
The merchandise sales data processing apparatus 100 issues a label on which merchandise, the number of merchandise, the kind of merchandise, and the like are printed. As the notification by the merchandise sales data processing apparatus 100, information indicating a comparison result may be printed on a label. The customer attaches the label to the container and pays a predetermined amount at the place where the cash register is installed.
Hereinafter, each component of the merchandise sales data processing apparatus 100 (self-measuring device) will be described in detail.

  A merchandise sales data processing apparatus 100 according to an embodiment of the present invention includes a control unit 1 (CPU), a ROM 2 and a RAM 3 as storage units, an auxiliary storage unit 4, an operation unit 5, a display unit 6, and a weighing unit. 7, an imaging unit 8, a printing unit 9, a communication unit 10, an audio output unit 11 (speaker), and the like. The above components are electrically connected by a communication line 12 such as a bus (see FIG. 3 and the like).

As shown in FIGS. 1 and 2, a weighing unit 7 having a weighing pan (not shown) and the like is provided in the apparatus main body of the commodity sales data processing apparatus 100. A printing unit 9 such as a printer is provided in the apparatus main body, and a label issued by the printing unit 9 is discharged from a paper discharge port 9a.
An operation unit 5 and a display unit 6 supported by a support column are provided on the upper part of the apparatus main body. In the present embodiment, a touch panel device is employed as the operation unit 5 and the display unit 6. The operation unit 5, the display unit 6, or the column unit is provided with an imaging unit 8 that captures an image of a product placed on a weighing pan or the like of the weighing unit 7. An imaging range 80 (recognition range) of the imaging unit 8 is set on the weighing unit 7 (see FIG. 2).

  The control unit 1 (CPU) comprehensively controls each component of the merchandise sales data processing apparatus 100.

  The ROM 2 stores various programs and setting values according to the present invention. The RAM 3 has a work area for executing a program. In the present embodiment, the RAM 3 as a storage unit stores product data including at least unit mass information of products.

The auxiliary storage unit 4 is, for example, a storage device such as a detachable flash memory, and can store setting information regarding the product sales data processing device 100.
The operation unit 5 is a switch, button, touch panel, or the like, and is operated by an operator (customer or the like), and outputs a signal corresponding to a predetermined operation input to the control unit 1.
The display unit 6 performs display according to the present invention under the control of the control unit 1. In the present embodiment, a touch panel type display unit 6 is employed.

The weighing unit 7 has a weighing pan or the like, measures the mass of the product placed on the weighing pan or the like, and outputs information indicating the mass of the product to the control unit 1. The weighing pan of the weighing unit 7 is preferably a specified color, for example, white. By doing so, for example, the recognition rate of the product placed on a weighing pan or the like, the shape of the identifier mark attached to the product, and the hue can be increased.
Further, the weighing pan of the weighing unit 7 is preferably formed with a recess in the imaging range of the imaging unit 8. The concave portion of the weighing pan of the weighing unit 7 functions as a guide for placing the product in the concave portion, and can increase the recognition rate of the product. Note that the weighing pan of the weighing unit 7 is not limited to the concave portion, and the operator (customer) can directly or indirectly know the imaging range (position where the product is to be placed) of the imaging unit 8 whether it is a convex portion or a line. What is necessary is just to be comprised.

The imaging unit 8 images a product. In the present embodiment, the product placed in the imaging range 80 (recognition range) on the weighing unit 7 is imaged and the image data is output to the control unit 1. Examples of the imaging unit 8 include a CCD imaging device and a CMOS imaging device.
A light emitting unit such as a light that illuminates the imaging range 80 (recognition range) may be provided in the vicinity of the imaging unit 8.

  Under the control of the control unit 1, the printing unit 9 prints sales data (product type, number, price, etc.) of a product containing the product in a container on a label.

  The communication unit 10 can perform data communication with a computer such as a cash register or a host computer via a wired or wireless communication path under the control of the control unit 1.

  The sound output unit 11 (speaker) can generate sound such as operation guidance and error sound related to the merchandise sales data processing device 100 (self-measuring device) at a predetermined timing under the control of the control unit 1.

  The control unit 1 (CPU) causes the merchandise sales data processing apparatus 100 as a computer to realize the functions according to the present invention by executing a control program stored in the storage unit. As shown in FIG. 3B, the control unit 1 includes a type recognition unit 111, a quantity identification unit 112, a number calculation unit 113, a determination unit 114, a notification unit 115, and the like.

  The type recognition unit 111 recognizes the type of product based on the image data captured by the imaging unit 8. Specifically, the type recognizing unit 111 is directly printed on the product color, the product shape, the package containing the product, or a graphic, character, or symbol such as a seal from the product image captured by the imaging unit 8. Based on the above, a process for specifying the product type is performed in comparison with the product type information stored in the storage unit.

  The quantity identification unit 112 identifies the number of products based on the image data captured by the imaging unit 8.

  The number calculation unit 113 calculates the number of products based on the mass of the product weighed by the weighing unit 7 and the product data stored in the storage unit.

  The determination unit 114 determines whether or not the number of products specified by the quantity specification unit 112 matches the number of products calculated by the number calculation unit 113.

  The notification unit 115 performs processing for notifying the determination result by the determination unit 114. As processing by the notification unit 115, processing for notifying the determination result from the sound output unit 11 such as a speaker by sound, processing for printing information indicating the determination result on a label by the printing unit 9, and display of the determination result by the display unit 6 And the like.

FIG. 4 is a diagram illustrating an example of a product stored in a container used in the product sales data processing apparatus.
In this embodiment, for example, a customer selects one or a plurality of products such as nigiri sushi, which are individually wrapped with a packaging film, and stores them in a container, and the container storing the products is stored in the weighing unit. Place it on a weighing pan. In the present embodiment, a color sticker (identifier) defined in advance for each product type is affixed to the upper surface of the packaging film so as to be visible.

FIG. 5 is a diagram illustrating an example of an image displayed on the display unit of the merchandise sales data processing apparatus.
When a container containing a product is placed on a weighing pan or the like of the weighing unit, a captured product image, a progress bar indicating the progress of image recognition processing of the product, and the like are displayed on the display unit.

  FIG. 6 is a diagram showing an example of a list of the number of products displayed on the display unit of the product sales data processing apparatus and an addition button. In the image shown in FIG. 6, the quantity is displayed for each type of product specified by image recognition. Also, the image shown in FIG. 6 displays characters, images, etc. that prompt the customer to confirm the number of products such as “Please confirm the number? The characters and images that prompt confirmation of the number of products are configured to be displayed when the number of products specified by the quantity specifying unit does not match the number of products calculated by the number calculating unit. Also good.

Further, in the image shown in FIG. 6, when the determination unit determines that the number of products specified by the quantity specifying unit and the number of products calculated by the number calculation unit do not match, the number of products is added. The add button is displayed to be operable. In this way, the customer can easily correct the number of products. In addition, when the number of products is manipulated by the customer, the product sales data processing apparatus is provided with a mark or symbol (+, −, *) indicating that the number of products has been manipulated by the customer for each kind of product. Etc.) may be printed on a label issued by the printing unit.
In addition, an addition button or a subtraction button is displayed so as to be operable. For example, when an operation of reducing the number of 130 yen sushi is performed and an operation of increasing the number of 50 yen sushi is performed, this is indicated. Marks and symbols may be attached to the labels. In this case, the marks and symbols may be the same, or marks “+”, “−” and the like corresponding to increase / decrease may be attached to the label.
In the image shown in FIG. 6, an issue button for issuing a label is displayed so as to be operable.

  FIG. 7 is a diagram showing an example of a label issued from the printing unit of the merchandise sales data processing apparatus. Specifically, FIG. 7A is a diagram illustrating an example of a label issued when it is determined that the number of products is appropriate, and FIG. 7B is a case where it is determined that the number of products is not appropriate. It is a figure which shows an example of the label issued to.

The label shown in FIG. 7A describes the number of each product type, the number of all products, the date of manufacture, the expiration date, the price of the product, the store name, the store address, and the like.
The label shown in FIG. 7B describes the number of each product type, the number of all products, the date of manufacture, the expiration date, the price of the product, the store name, the store address, and the like. When it is determined that the number of products specified by the quantity specification unit does not match the number of products calculated by the number calculation unit, or when the number of products is modified by an operator such as a customer, Information indicating that the numbers do not match (marks or symbols such as “*” in the example shown in FIG. 7B) is printed.
Thus, in this embodiment, for example, since a mark or symbol indicating that the number of products has been corrected by an operator such as a customer is printed on the label, the store clerk visually recognizes the mark or symbol on the label. It is possible to easily recognize that the number of products has been corrected, and it is very effective as a check function.

  FIG. 8 is a flowchart showing an example of the operation of the merchandise sales data processing apparatus. An example of the operation of the merchandise sales data processing apparatus will be described with reference to FIGS.

  In step S101, the control unit 1 determines whether a product is placed on a weighing pan or the like of the weighing unit 7 based on a signal from the weighing unit 7, and if it is determined that the product is placed, Proceeding to the process of S102, if the product is not placed, the process of step S101 is repeated.

  In step S102, the weighing unit 7 measures the mass of the product, and the control unit 1 receives information indicating the mass of the product from the weighing unit 7.

  In step S <b> 103, the control unit 1 performs a process of causing the imaging unit 8 to image a product placed on a weighing pan of the weighing unit 7 and a process of receiving image data from the imaging unit 8.

  In step S <b> 104, the type recognition unit 111 of the control unit 1 performs processing for specifying the type of product based on the image data from the imaging unit 8. Specifically, the control unit 1 identifies the type of product based on the image data captured by the imaging unit 8 and information identifying the product stored in the storage unit. In the information for specifying the product, the product and the color information are stored in association with each other.

  In step S <b> 105, the quantity specifying unit 112 of the control unit 1 performs processing for specifying the quantity of each product based on the image data obtained by the imaging unit 8.

  In step S106, the number calculation unit 113 of the control unit 1 performs a process of calculating the number of products based on the mass of the product weighed by the weighing unit 7 and the product data stored in the storage unit.

  In step S <b> 107, the control unit 1 performs a process of displaying the specified number of products on the display unit 6. In the present embodiment, as shown in FIG. 6, the types of products and the number of each product are displayed in a list on the display unit 6.

  In step S108, the determination unit 114 of the control unit 1 determines whether the processing results of the quantity specifying unit 112 and the number calculating unit 113 match. Specifically, the determination unit 114 determines whether or not the number of products specified by the quantity specifying unit 112 matches the number of products calculated by the number calculation unit 113. If they match, step S109 is performed. The process proceeds to step S110 if they do not match.

  In step S109, the control unit 1 performs a process of issuing a normal label by the printing unit 9, and proceeds to the process of step S112.

  In step S110, the control unit 1 performs a process of displaying on the display unit 6 that the numbers do not match. Specifically, the control unit 1 performs processing for displaying that the number of products specified by the quantity specifying unit 112 and the number of products calculated by the number calculating unit 113 do not match.

  In step S <b> 111, the notification unit 115 of the control unit 1 performs a process of causing the printing unit 9 to print the fact that the numbers do not match with the printing unit 9. Specifically, the control unit 1 performs a process of causing the printing unit 9 to print that the number of products specified by the quantity specifying unit 112 and the number of products calculated by the number calculating unit 113 do not match. In this case, the notification unit 115 may perform processing for printing information indicating that the number of products has been operated by the customer on the medium by the printing unit 9.

In step S112, the control unit 1 performs a process of registering sales data. Specifically, the control unit 1 performs a process of storing sales data in a storage unit such as the RAM 3 and a process of registering sales data in a cash register or a host computer via the communication unit 10.
The purchaser (customer) of the product attaches the label to the container, and pays a predetermined amount through a store clerk at the place (cash register) where the cash registering machine is installed or directly with a self-type cash dispenser.

  In addition, the store clerk was able to know information indicating that the number is not appropriate for the label and information indicating that the number of products was corrected by an operator such as a customer through visual recognition or a barcode reader. In this case, it is possible to check the type of product and the number of products and correct them.

As described above, the merchandise sales data processing apparatus 100 according to the embodiment of the present invention is a self-type apparatus having the imaging unit 8 and processes the sales data related to the merchandise, and whether or not the number of merchandise is appropriate. Can be notified. Specifically, the merchandise sales data processing apparatus 100 includes a RAM 3 and a ROM 2 as storage units for storing product data including unit mass information of products, an imaging unit 8 for imaging products, and image data captured by the imaging unit 8. Based on the quantity specifying unit 112 that identifies the number of products based on the product, the weighing unit 7 that measures the mass of the product, the product mass measured by the weighing unit 7 and the product data stored in the storage unit A number calculation unit 113 that calculates the number of items, a determination unit 114 that determines whether the number of products specified by the quantity specification unit 112 matches the number of products calculated by the number calculation unit 113, and a determination unit And a notification unit 115 that notifies the determination result by 114. As processing by the notification unit 115, processing for notifying the determination result from the sound output unit 11 such as a speaker by sound, processing for printing information indicating the determination result on a label by the printing unit 9, and display of the determination result by the display unit 6 And the like.
That is, based on the number of products obtained by the notification unit 115 based on the image data captured by the imaging unit 8 and the number of products calculated based on the mass of the product weighed by the weighing unit 7. Thus, it is possible to provide the merchandise sales data processing apparatus 100 that can notify whether or not the number is appropriate.

In the product sales data processing apparatus 100 according to the embodiment of the present invention, the determination unit 114 determines that the number of products specified by the quantity specifying unit 112 and the number of products calculated by the number calculation unit 113 do not match. In this case, the display unit 6 displays an addition button for adding the number of products so as to be operable. Specifically, the control unit 1 performs a process of causing the display unit 6 to display an addition button for adding the number of products in an operable manner.
In this way, based on the number of products obtained based on the image data captured by the imaging unit 8 and the number of products calculated based on the mass of the product weighed by the weighing unit 7, If the number does not match, the fact is displayed on the display unit 6 to prompt the customer (operator) to compare the actual number of products with the number of products specified by the product sales data processing apparatus 100. . And the correction button for correcting the number of goods is displayed on the display part 6 so that operation is possible. For example, if the customer (operator) determines that the number of products displayed on the display unit 6 is not appropriate, the customer (operator) operates the correction button to correct the number of products. The control unit 1 can correct the number of products based on the operation of the correction button by the customer (operator).

  If the determination unit 114 determines that the number of products specified by the quantity specification unit 112 and the number of products calculated by the number calculation unit 113 do not match, the control unit 1 first adds the number of products. It is preferable to perform a process of causing the display unit 6 to display an addition button for performing the operation. By doing so, it is possible for the customer (operator) to make a correction for adding to the number of products recognized by the product sales data processing apparatus 100 so as to be an appropriate number.

Moreover, the control part 1 may perform the process which displays the subtraction button for subtracting the number of goods on the display part 6 so that operation is possible. When the control unit 1 detects that the subtraction button has been operated, the control unit 1 performs a process of subtracting the number of products. Further, even when it is detected that the subtraction button has been operated, the control unit 1 performs a process for prohibiting the number of products recognized by the product sales data processing apparatus 100 from becoming smaller. By doing so, it is possible to prevent the customer (operator) from operating the number of products illegally.
Only when the number of products recognized by the product sales data processing apparatus 100 is added by the operation of the customer, it is preferable to perform a process of displaying the subtraction button on the display unit 6 so as to be operable.

In the embodiment of the present invention, the notification unit 115 performs a process of printing information indicating that the numbers do not match on the medium by the printing unit 9. For example, information indicating that the numbers do not match may be printed on paper or the like by the printing unit 9 to issue a label.
In addition, the notification unit 115 may perform processing for printing information indicating that the number of products has been operated by the customer on the medium by the printing unit 9.
Specific examples of the information printed on the medium by the printing unit 9 include symbols, characters, figures, bar codes, meanings that can only be understood by the store clerk, and cannot be understood by the customer at first glance. It may be a two-dimensional barcode.
The customer attaches the printed label (medium) to a container or the like and pays it at a cash register. In that case, the store clerk looks at the symbols, characters, figures, etc. printed on the label affixed to the container, and uses the product sales data processing device 100 to calculate based on the number of products by image recognition and the measurement result by the measuring unit 7. It is possible to recognize that the number of sold products does not match and that the number of products recognized by the product sales data processing apparatus 100 has been operated by the customer.
The information may be printed on a label in a form that can be read by a barcode reader (machine) such as a barcode and cannot be read at a glance by humans.

  Further, the product sales data processing apparatus 100 according to the embodiment of the present invention includes a type recognition unit 111 that recognizes the type of product based on the image data captured by the imaging unit 8. For this reason, the type recognition unit 111 can specify the number for each type of product based on the image data obtained by imaging the product by the imaging unit 8.

  In the embodiment of the present invention, an identifier such as a predetermined color or a predetermined shape defined for each type of product is attached to the product. Specifically, a sticker printed with an identifier is attached to the product. The quantity identifying unit 112 identifies the number of products by performing image recognition processing on the image data obtained by capturing the product and the identifier by the imaging unit 8 based on the color or shape of the identifier attached to the product. For this reason, for example, compared with the color or shape of the product itself that is likely to cause individual differences, an identifier with a high image identification rate (such as the color or shape of the mark) is read by the imaging unit 8 so that the product identification accuracy is high. Become.

  In addition, the luminance value of each color of each pixel of the image data captured by the imaging unit 8 changes greatly due to changes in the external environment such as morning, noon, and night. In the present embodiment, as a calibration, the luminance value of each color is corrected using a standard device as a reference in advance. Specifically, for example, the standard device is imaged by the imaging unit 8 for each time period, and a correction value for correcting the luminance value of each color is specified based on the image data and stored in the storage unit. The control unit 1 can reliably specify the type of product, the number of products, and the like from the image by correcting the luminance value of each color using the correction value for each time period stored in the storage unit.

As described above, the embodiments of the present invention have been described in detail with reference to the drawings. However, the specific configuration is not limited to these embodiments, and there are design changes and the like without departing from the gist of the present invention. Is included in the present invention.
Further, the embodiments described in the above drawings can be combined with each other as long as there is no particular contradiction or problem in the purpose and configuration.
Moreover, the description content of each figure can become independent embodiment, respectively, and embodiment of this invention is not limited to one embodiment which combined each figure.

  In the above embodiment, the product stored in the container is imaged by the imaging unit 8. However, the present invention is not limited to this mode. For example, the product is directly placed on the weighing pan of the weighing unit 7 without using the container. Alternatively, the weighing unit 7 or the imaging unit 8 may perform weighing or imaging and issue a label, then store the product in a container and attach the issued label to the container.

In the above embodiment, when it is determined that the number of products specified by the quantity specifying unit 112 and the number of products calculated by the number calculating unit 113 do not match, or the number of products is operated by an operator such as a customer. However, when the information is corrected, the information (marks, symbols, etc.) indicating that the number indicating the fact does not match is printed on the label. However, the present invention is not limited to this form.
For example, the product sales data processing apparatus determines that the number of products specified by the quantity specifying unit 112 does not match the number of products calculated by the number calculating unit 113, or the number of products is an operation such as a customer For example, when it is corrected by an operator, a barcode (extended barcode) or a two-dimensional barcode including information indicating that the number indicating the fact does not match may be printed on the label. A bar code reader such as a cash register may read a bar code (extended bar code) printed on a label, a two-dimensional bar code, and the like, and perform a process of notifying the fact based on the information.
Specifically, a numeric string of a predetermined digit such as 7 digits is embedded in a barcode or two-dimensional barcode printed on a label. For example, when the value of the predetermined digit is “0”, “no abnormality, “Not notified at”, or “1” when the numerical value of the predetermined digit is “1” may be defined as “notified at some change, etc., notified at cash register”.
Also, for example, when the numerical value of the predetermined digit is “0”, “no abnormality, not notified at the cash register”, and when the numerical value of the predetermined digit is “1”, “the number and price of the product are lower than the initial values. (If there is a possibility that the store side may be damaged), notify the cashier to that effect, and if the number of the predetermined digit is "2" If there is a possibility of damage on the side), a notification corresponding to the type of notification may be performed at the cash register, such as “notifying that at the cash register”. By doing so, the store clerk operating the cash register can easily and reliably grasp the above situation.

1 Control unit (CPU)
2 ROM (storage unit)
3 RAM (storage unit)
4 Auxiliary storage unit 5 Operation unit (operation means: touch panel)
6 Display section (display means: touch panel)
7 Measuring section (measuring means)
8 Imaging unit (imaging means)
9 Printing section (printing means)
11 Audio output unit (speaker)
100 Merchandise sales data processing equipment (self-type sales equipment)
111 type recognition unit 112 quantity identification unit 113 number calculation unit 114 determination unit 115 notification unit

Claims (4)

A product sales data processing device for processing sales data related to products,
A storage unit for storing product data including product unit mass information;
An imaging unit for imaging a product;
A quantity identifying unit that identifies the number of the products based on image data captured by the imaging unit;
A weighing unit for weighing the product,
A number calculation unit for calculating the number of the products based on the mass of the product weighed by the weighing unit and the product data stored in the storage unit;
A determination unit that determines whether the number of products specified by the quantity specifying unit and the number of products calculated by the number calculation unit match;
An informing unit for informing a determination result by the determining unit;
When the determination unit determines that the number of products specified by the quantity specifying unit and the number of products calculated by the number calculation unit do not match, an addition button for adding the number of products, or A product sales data processing apparatus , comprising: a display unit that operably displays a subtraction button for subtracting the number of products. The merchandise sales data processing apparatus according to claim 1, wherein the notification unit performs a process of printing information indicating that the numbers do not match on a medium by a printing unit. Based on the image data to which the imaging unit is imaging, merchandise sales data processing apparatus according to claim 1 or 2, characterized in that it has a recognizing type recognition unit a type of the product. The quantity specifying unit, based on the color or shape of an identifier attached to a commodity, merchandise sales data processing apparatus according to any one of claims 1 to 3, characterized in that the identifying number of the product.

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