JP2019055781A - Packing quality inspection device - Google Patents

Abstract

To provide a packing quality inspection device which enables determining whether a triangular rice ball is properly wrapped in a film.SOLUTION: A packing quality inspection device 1 examines the quality of package which wraps a triangular rice ball in a film. The lateral view of the package shows three corners, and the package is arranged to stand with the first corner at the apex and the second and the third corner at each bottom. The surface of the film at the second corner has the letter 2 printed, and the film at the third corner has the letter 3 printed. The device is equipped with a camera 10 for determining whether each letter, 2 and 3, is positioned in a predetermined area at each corner.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a packaging quality inspection device, and more particularly to a packaging quality testing device that inspects packaging quality of a package body in which triangular rice balls are packaged with a film.

  In a food manufacturing plant such as a triangular rice ball, inspection of packaging quality of a packaged body in which food is packaged with a film or the like is often performed by visual inspection of an operator. However, in recent years, in order to perform high-level quality control without overlooking packaging defects, it is required to automatically perform the process from food production to packaging for shipment of packages. Therefore, inspection of packaging quality may be performed by an inspection device. As a device related to the inspection of the package, a label inspection system is known in which inspection data is generated by photographing a label attached to the package, and the inspection is performed by comparing the inspection data with the label master data. (For example, refer to Patent Document 1).

JP 2012-174101 A

  However, in the label inspection system described in Patent Document 1, it is possible to inspect whether there is an error in the printed content of the label and whether or not the printout has occurred. Does not inspect whether it is properly packaged.

  This invention is made | formed in view of the said situation, The objective is to provide the packaging quality inspection apparatus which test | inspects the packaging quality of a package.

  There are various types of triangular rice balls, and there are many types of films that wrap the triangular rice balls. Therefore, it is necessary to create master data for all types of packages in order to create inspection data by photographing the package and compare it with the master data. Management was complicated.

  The present inventor examined various triangular rice ball packages, and in most cases, the characters “2” and “3” were respectively printed on the two corners of the bottom of the package as viewed from the side. In addition, because the size and shape of the triangular rice balls are almost the same, the common point that the positions where the characters “2” and “3” are printed is the same is found. The present invention has been completed.

  The packaging quality inspection device of the present invention that has solved the above problems is a packaging quality testing device that inspects packaging quality of a packaging body in which a triangular rice ball is packaged with a film. It has a first corner, a second corner, and a third corner, and is arranged with the first corner at the top and the second and third corners at the bottom. The character “2” is printed on the surface of the second corner film, the character “3” is printed on the surface of the third corner film, and the character “2” is the second corner. Comprising a camera for determining whether or not the character “3” is within a predetermined region of the third corner and whether or not the character “3” is within the predetermined region of the third corner. is there.

  In the above packaging quality inspection device, it is determined whether or not the character “2” is in the predetermined region of the second corner, and whether the character “3” is in the predetermined region of the third corner. It is preferable to include a determination unit that determines that the packaging is defective if at least one of the determinations is negative.

  In the packaging quality inspection apparatus, the camera includes a first camera for determining whether or not the character “2” is within a predetermined region of the second corner, and the character “3” is the third. It is preferable to have a second camera for determining whether or not it is within a predetermined area of the corner.

  In the packaging quality inspection apparatus, the first camera determines whether or not the character “2” has a predetermined shape, and the second camera determines whether or not the character “3” has a predetermined shape. Is preferably discriminated.

  In the packaging quality inspection apparatus, the distance between the character “2” and the end of the second corner of the package is 60% or more and 90% or less of the width of the character “2”, and the character “3” The distance from the end of the third corner of the package is preferably not less than 60% and not more than 90% of the width of the character “3”.

In the packaging quality inspection apparatus, the character “1” is printed on the surface of the film at the first corner, and the camera indicates that the character “1” is within a predetermined area of the first corner. It is preferable to determine whether or not.

  In the above packaging quality inspection device, it is preferable that the character “1” is printed on the surface of the film at the first corner, and the camera does not distinguish the character “1”.

  In the packaging quality inspection apparatus, the distance between the character “1” and the end of the first corner of the package is preferably 20% or more and 50% or less of the height of the character “1”.

  In the above packaging quality inspection device, the package preferably has a product surface label on the surface, and the camera preferably determines whether or not the product surface label has a predetermined pattern.

  In the above packaging quality inspection device, the package preferably includes a product back label discriminating camera that has a product back label on the back surface and discriminates whether or not the product back label has a predetermined pattern.

  In the above packaging quality inspection device, the product back surface label discrimination camera is preferably provided at a position facing the camera.

  Further, the packaging quality inspection device of the present invention is a packaging quality testing device for inspecting packaging quality of a packaging body in which triangular rice balls are packaged with a film, and the packaging body has a first corner, Two corners and a third corner, the first corner being the top, the second corner and the third corner being the bottom, and a predetermined package It is also characterized by having a width discriminating device for measuring the width in height and discriminating whether or not the width of the package is within a predetermined numerical range.

  In the above packaging quality inspection device, it is preferable that the width determination device measures the width of the package at a position of 60% or more and 90% or less of the height of the package.

  In the packaging quality inspection device, the width of the package measured by the width determination device is preferably 10% or more and 40% or less of the maximum width of the package.

  The first packaging quality inspection device of the present invention is a packaging quality testing device for inspecting the packaging quality of a packaging body in which triangular rice balls are packaged with a film, and the packaging body has a first corner portion in its side view, A second corner portion and a third corner portion, the first corner portion being the top portion, and the second corner portion and the third corner portion being the bottom portion; The character “2” is printed on the surface of the corner film, the character “3” is printed on the surface of the third corner film, and the character “2” is within a predetermined region of the second corner. And a camera for determining whether the character “3” is within a predetermined region of the third corner. Further, the second packaging quality inspection device of the present invention is a packaging quality testing device for inspecting the packaging quality of a packaging body in which triangular rice balls are packaged with a film, and the packaging body has a first corner in the side view. , A second corner, and a third corner, the first corner being the top, the second corner and the third corner being the bottom, and packaging A width discriminating device for measuring the width of the body at a predetermined height and discriminating whether or not the width of the package is within a predetermined numerical range is provided. When the packaging quality inspection device has such a configuration, it can be determined whether or not the triangular rice balls are properly packaged by the film.

The front view of the packaging quality inspection apparatus in embodiment of this invention is represented. The top view of the packaging quality inspection apparatus in embodiment of this invention is represented. The surface of the example of the quality goods of the package in embodiment of this invention is represented. The back surface of the example of the quality goods of the package in embodiment of this invention is represented. The surface of the example of the inferior goods of the package in embodiment of this invention is represented.

  Hereinafter, the present invention will be described in more detail based on the following embodiments, but the present invention is not limited by the following embodiments as a matter of course, and appropriate modifications are made within a range that can meet the purpose described above and below. In addition, it is of course possible to carry out them, all of which are included in the technical scope of the present invention. In addition, the dimensions of the various members in the drawings are given priority to contribute to the understanding of the characteristics of the present invention, and may be different from the actual dimensions.

  In the present invention, for various types of packages, the characters “2” and “3” are printed on the film at the two corners at the bottom of the package, which is a common feature of various packages. The invention is made by paying attention to the fact that the areas where the characters “2” and “3” are printed are the same.

  The packaging quality inspection device according to the present invention is a packaging quality testing device that inspects packaging quality of a package in which triangular rice balls are packaged with a film. The package body has a first corner, a second corner, and a third corner in a side view, the first corner being the top, the second corner, and the third corner. It is arranged with the bottom at the bottom.

  In the first packaging quality inspection device according to the present invention, the character “2” is printed on the surface of the second corner film of the package, and the character “3” is printed on the surface of the third corner film. In order to determine whether the character “2” is within a predetermined region of the second corner and whether the character “3” is within a predetermined region of the third corner It is characterized by having a camera.

  The package in the embodiment of the present invention is such that a triangular rice ball is packaged with a film. As shown in FIGS. 3 and 4, the package 100 has a first corner 110, a second corner 120, and a third corner 130. In the package 100, the character “2” 122 is printed on the surface of the film at the second corner 120, and the character “3” 132 is printed on the surface of the film at the third corner 130. The package 100 may have the character “1” 112 printed on the surface of the film at the first corner 110.

  As shown in FIGS. 1 and 2, the packaging quality inspection device 1 determines whether the character “2” 122 is within a predetermined region of the second corner 120 and whether the character “3” 132 is the third. A camera 10 is provided for determining whether or not it is within a predetermined region of the corner portion 130.

  The camera 10 is not particularly limited as long as it can capture an image of the package 100, and examples thereof include a still camera and a video camera. Examples of the image sensor provided in the camera 10 include a charge coupled device (CCD) and a complementary metal-oxide semiconductor (CMOS). Among these, a still camera equipped with a CCD is preferable. Since the camera 10 is configured in this way, it has high sensitivity and is not easily affected by noise. Therefore, the packaging quality inspection device 1 can accurately inspect the packaging body 100 for packaging quality.

  The determination of packaging quality is described in detail below. In the second corner 120 of the package 100, an area where the character “2” 122 is printed is set. The method of defining this area is not particularly limited. For example, the positions of the characters “2” 122 of the five packages 100 are measured, and the characters “2” 122 are printed at the second corner 120 from the measurement result. What is necessary is just to define the area. Similar to the method for setting the region where the character “2” 122 is printed, the region where the character “3” 132 is printed is set in the third corner 130 of the package 100. The camera 10 images the character “2” 122 and the character “3” 132.

  The respective imaging data obtained by imaging the character “2” 122 and the character “3” 132 are input to the determination unit 2 and stored. The determination unit 2 records data such as master data of the characters “2” 122 and “3” 132, an area where the character “2” 122 is printed, an area where the character “3” 132 is printed, and the like. ing. The determination unit 2 processes the image data of the character “2” 122 and the image data of the character “3” 132, detects the character “2” 122 and the character “3” 132, and the character “2” 122 is the second. It is determined whether or not the character “3” 132 is within the predetermined region set by the third corner 130.

  The determination unit 2 may be configured by hardware such as an electronic circuit or an integrated circuit (IC chip), or may be configured by a combination of software and hardware.

  The criteria for determining whether or not the packaging is good may be set as appropriate according to the quality level required for the package 100, and at least one of the characters “2” 122 and “3” 132 is within a predetermined area set by each. The packaging quality inspection device 1 may determine that the packaging state of the packaging body 100 is good in the case where the character “2” 122 and the character “3” 132 are both set. When it is inside, it is preferable that the packaging quality inspection apparatus 1 determines that the packaging state of the package 100 is good. That is, when at least one of the characters “2” 122 and “3” 132 is not within the predetermined region, the packaging quality inspection device 1 determines that the package 100 is defective and is defective. Is preferred.

  The packaging quality inspection device 1 determines whether or not the character “2” 122 is within a predetermined region of the second corner 120, and the character “3” 132 is within a predetermined region of the third corner 130. It is preferable to include a determination unit 2 that determines that the packaging is defective if at least one of the determinations of whether or not the package is defective. The packaging quality inspection device 1 includes the determination unit 2, and by determining in this way, the packaging body 100 in a good packaging state is regarded as a non-defective product, and the packaging body 100 whose triangular rice balls are not sufficiently covered with a film is regarded as a defective product. be able to.

  As shown in FIG. 3, the distance L1 between the character “2” 122 and the end portion 121 of the second corner of the package 100 is preferably 60% or more of the lateral width of the character “2” 122, % Or more is more preferable, and 70% or more is more preferable. By setting the lower limit value of the distance L1 between the character “2” 122 and the end portion 121 of the second corner of the package 100 in this manner, the package 100 can be easily viewed. Can do. The distance L1 between the character “2” 122 and the end portion 121 of the second corner of the package 100 is preferably 90% or less of the width of the character “2” 122, and is 85% or less. Is more preferable, and it is further more preferable that it is 80% or less. By setting the upper limit value of the distance L1 between the character “2” 122 and the end portion 121 of the second corner of the package 100 in this manner, the first corner 110 to the second corner of the package 100 are set. Over the part 120, it can be set as the package 100 with the better packaging state by which the triangular rice ball was fully covered with the film.

  The distance L2 between the character “3” 132 and the end 131 of the third corner of the package 100 is also the same as the distance L1 between the character “2” 122 and the end 121 of the second corner of the package 100. The width of the character “3” 132 is preferably 60% or more, more preferably 65% or more, and further preferably 70% or more, and 90% or less of the width of the character “3” 132. Preferably, it is 85% or less, more preferably 80% or less.

  The distance L1 between the character “2” 122 and the end portion 121 of the second corner of the package 100 and the distance L2 between the character “3” 132 and the end 131 of the third corner of the package 100 are the same. May be different. The distance L1 between the character “2” 122 and the end portion 121 of the second corner of the package 100 is 80, which is the distance L2 between the character “3” 132 and the end 131 of the third corner of the package 100. % Or more, preferably 85% or more, and more preferably 90% or more. The distance L1 between the character “2” 122 and the end portion 121 of the second corner of the package 100 is the distance L2 between the character “3” 132 and the end 131 of the third corner of the package 100. Is preferably 120% or less, more preferably 115% or less, and even more preferably 110% or less. The distance L1 between the character “2” 122 and the end 121 of the second corner of the package 100 compared to the distance L2 between the character “3” 132 and the end 131 of the third corner of the package 100 By setting the lower limit value and the upper limit value in this way, it is possible to make the package 100 in which both the character “2” 122 and the character “3” 132 are easily visible.

  The height of the character “2” 122 and the height of the character “3” 132 may be the same or different, but are preferably the same. Specifically, the height of the character “2” 122 is preferably 85% or more of the height of the character “3” 132, more preferably 90% or more, and 95% or more. Further preferred. The height of the character “2” 122 is preferably 115% or less of the height of the character “3” 132, more preferably 110% or less, and even more preferably 105% or less. By setting the upper limit value and the lower limit value of the height of the character “2” 122 compared to the character “3” 132 in this way, the ease of recognition of the character “2” 122 and the character “3” 132 is the same. Can be about.

  The packaging quality inspection device 1 determines whether or not the character “2” 122 is within a predetermined region of the second corner 120, and the character “3” 132 is within a predetermined region of the third corner 130. However, it is preferable that a plurality of cameras 10 perform the imaging for determining whether or not the image is present. That is, the camera 10 includes the first camera 11 that performs imaging for determining whether or not the character “2” 122 is within the predetermined region of the second corner 120, and the character “3” 132 is the first one. It is preferable to include the second camera 12 that performs imaging to determine whether or not the corner portion 130 is within a predetermined region. When both the character “2” 122 and the character “3” 132 are imaged by one camera 10, either the character “2” 122 or the character “3” 132 of the package 100 is displayed on the camera 10. Imaging is performed when transported to the front, and then imaging is performed again when either the character “2” 122 or the character “3” 132 of the package 100 is transported to the front of the camera 10. For this reason, the time it takes for the character “3” 132 to be conveyed to the front of the camera 10 after the character “2” 122 is conveyed to the front of the camera 10 is the length of the character “2” 122 and the character “3” 132. It will take to image both. On the other hand, since the packaging quality inspection device 1 includes the first camera 11 and the second camera 12, when the packaging body 100 is arranged in front of the camera 10, the character “2” 122 is imaged. The first camera 11 can image the character “3” 132 simultaneously by the second camera 12, and the time required to image both the character “2” 122 and the character “3” 132 can be determined. It can be shortened. Therefore, the packaging quality of the package 100 can be inspected quickly.

  The place where the first camera 11 and the second camera 12 are provided in the packaging quality inspection apparatus 1 is not particularly limited as long as the packaging body 100 can be imaged, but as shown in FIGS. 1 and 2, The first camera 11 and the second camera 12 are preferably arranged side by side. Since the first camera 11 and the second camera 12 are provided in this manner, the first camera 11 and the second camera 12 can easily recognize the package 100, and the packaging quality inspection apparatus 1 can be packaged. The efficiency of pass / fail inspection can be increased. Further, the positional relationship between the first camera 11 and the second camera 12 is such that the second corner 120 of the package 100 when the surface of the package 100 is placed in front of the camera 10 of the packaging quality inspection device 1. It is preferable that the first camera 11 is provided at a position opposite to the second camera 12 and the second camera 12 is provided at a position opposite to the third corner 130. By providing the first camera 11 and the second camera 12 in this manner, the first camera 11 receives the character “2” 122 of the package 100 and the second camera 12 sets the character “3” 132. It becomes easy to image each clearly, and it becomes possible to improve the inspection efficiency of the package 100 of the packaging quality inspection device 1.

  The first camera 11 determines whether the character “2” 122 has a predetermined shape, and the second camera 12 determines whether the character “3” 132 has a predetermined shape. Is preferred. That is, the first camera 11 determines whether or not the character “2” 122 is within a predetermined region of the second corner 120 and whether or not the character “2” 122 has a predetermined shape. The second camera 12 determines whether or not the character “3” 132 is within a predetermined region of the third corner 130 and the character “3” 132 has a predetermined shape. It is preferable to perform imaging for determining whether or not. Whether or not the character “2” 122 and the character “3” 132 have a predetermined shape is a pattern of the character “2” 122 and the character “3” 132, such as a preset character, size, font, and color tone, respectively. The determination unit 2 determines whether or not there is any. By using the data captured by the first camera 11 and the second camera 12, the determination unit 2 determines whether or not each of the characters “2” 122 and “3” 132 has a predetermined shape, It can be confirmed whether there is an error in printing of the characters “2” 122 and “3” 132.

  When the character “1” 112 is printed on the film surface of the first corner 110 of the package 100, the camera 10 indicates that the character “1” 112 is within a predetermined area of the first corner 110. It may be determined whether or not. When the camera 10 performs imaging to determine whether the character “1” 112 is within a predetermined region of the first corner 110, the determination unit 2 determines whether the packaging body 100 is in a good packaging state. Since the determination is made based on the three of the character “1” 112, the character “2” 122, and the character “3” 132, the accuracy of the packaging quality inspection of the package 100 can be improved.

  Further, when the character “1” 112 is printed on the surface of the film of the first corner 110 of the package 100, the camera 10 does not need to determine the character “1” 112. Since the camera 10 does not take an image for determining the character “1” 112, the time required for determining whether the package 100 is good or not can be shortened, and the inspection efficiency of the package 100 can be improved. Is possible.

  When the character “1” 112 is printed on the film surface of the first corner 110 of the package 100, the distance L 3 between the character “1” 112 and the end 111 of the first corner of the package 100. Is preferably 20% or more of the height of the character “1” 112, more preferably 25% or more, and even more preferably 30% or more. The distance L3 between the character “1” 112 and the end portion 111 of the first corner of the package 100 is preferably 50% or less, more preferably 45% or less, and 40% or less. More preferably it is. By setting the lower limit value and the upper limit value of the distance L3 between the character “1” 112 and the end portion 111 of the first corner of the package body 100 in this way, the package body 100 in which the character “1” 112 is easily visible. It can be.

  When the character “1” 112 is printed on the film surface of the first corner portion 110 of the package 100, the height of the character “1” 112 is the height of the character “2” 122 and the character “3” 132. May be the same or different. Especially, it is preferable that the height of the character “1” 112 and the heights of the characters “2” 122 and “3” 132 are approximately the same. Specifically, the height of the character “1” 112 is preferably 85% or more of the height of the character “2” 122, more preferably 90% or more, and 95% or more. Further, it is preferably 85% or more of the height of the character “3” 132, more preferably 90% or more, and further preferably 95% or more. The height of the character “1” 112 is preferably 115% or less of the height of the character “2” 122, more preferably 110% or less, and even more preferably 105% or less. In addition, it is preferably 115% or less of the height of the character “3” 132, more preferably 110% or less, and even more preferably 105% or less. By setting the upper and lower limits of the height of the character “1” 112 compared to the character “2” 122 and the character “3” 132 in this way, the character “1” 112, the character “2” 122, and The character “3” 132 can be recognized as easily.

  When the character “1” 112 is printed on the surface of the film of the first corner 110 of the package 100, the camera 10 of the packaging quality inspection apparatus 1 has the character “1” 112 of the first corner 110. It is preferable to have a third camera 13 for determining whether or not it is within a predetermined area. As described above, when a plurality of parts are imaged by one camera 10, it takes time for all the imaging parts of the package 100 to pass through the front of the camera 10. It will depend on. Since the packaging quality inspection device 1 has the third camera 13, when the package 100 is arranged in front of the camera 10, the third camera 13 performs imaging of the character “1” 112. Since imaging of other imaging parts is performed by the other camera 10, it is possible to reduce the time required for imaging all imaging parts including the character “1” 112, and to reduce the time required for inspection of the package 100. Is possible.

  The place where the third camera 13 is provided in the packaging quality inspection device 1 is not particularly limited as long as the packaging body 100 can be imaged. When the packaging quality inspection apparatus 1 has the first camera 11 and the second camera 12, as shown in FIGS. 1 and 2, the first camera 11, the second camera 12, and the second camera The three cameras 13 are preferably arranged side by side. That is, the third camera 13 is preferably provided at a position adjacent to both the first camera 11 and the second camera 12. Since the first camera 11, the second camera 12, and the third camera 13 are provided in this manner, the first camera 11, the second camera 12, and the third camera 13 are all included. The package 100 can be easily recognized, and the inspection efficiency of the package 100 is increased.

  The third camera 13 preferably determines whether or not the character “1” 112 has a predetermined shape. That is, the third camera 13 determines whether or not the character “1” 132 is within a predetermined area of the first corner 110 and whether or not the character “1” 112 has a predetermined shape. It is preferable to perform imaging for discrimination. Whether or not the character “1” 112 has a predetermined shape is determined by the determination unit 2 determining whether or not the character “1” 112 has a preset pattern of character, size, font, tone, and the like. is there. The third camera 13 can check whether or not there is an error in printing the character “1” 112 by performing imaging for determining whether or not the character “1” 112 has a predetermined shape.

  As shown in FIG. 3, the package 100 preferably has a product surface label 101 on the surface. The product surface label 101 is a label on which product information such as the product name, type, price, product description, product image diagram, and logo mark of the package 100 is printed. The package 100 having the product surface label 101 can indicate what kind of triangular rice ball the package 100 is, and can advertise the package 100 as a product to consumers.

  The position of the product surface label 101 is not particularly limited as long as it is the surface of the package 100, but is preferably located in the middle of the characters “2” 122 and “3” 132. When the product surface label 101 is in such a position, the product surface label 101 can be easily recognized, and the package 100 that can effectively appeal to the consumer as a product can be obtained.

  When the package 100 has the product surface label 101, the camera 10 preferably determines whether or not the product surface label 101 has a predetermined pattern. The method for determining whether or not the product surface label 101 has a predetermined pattern is not particularly limited. For example, the image data of the product surface label 101 captured by the camera 10 and the product surface label recorded in the determination unit 2 are used. For example, a method of comparing the print data with the master of the print data 101 is used. By discriminating the product surface label 101, it is possible to confirm whether the content of the product surface label 101 matches the type of the triangular rice ball, whether the content of the product surface label 101 is free of errors or printing errors, The quality of the package 100 can be further improved.

  When the camera 10 of the packaging quality inspection apparatus 1 includes the third camera 13, it is preferable that the third camera 13 determines whether or not the product surface label 101 has a predetermined pattern. That is, it is preferable that the third camera 13 performs imaging for determining the character “1” 112 of the package 100 and determining the product surface label 101. Since the product surface label 101 is located in the vicinity of the character “1” 112, the product surface label 101 can be imaged simultaneously with the imaging of the character “1” 112. Since the third camera 13 simultaneously captures the character “1” 112 of the package 100 and the product surface label 101, the time required for the inspection of the packaging 100 for the packaging quality can be shortened, and the inspection efficiency is increased. be able to.

  As shown in FIG. 4, it is preferable that the package 100 has a product back surface label 102 on the back surface. The product back surface label 102 is a label on which product information such as a name of a triangular rice ball, a raw material name, an expiration date, a storage method, a manufacturer, and a barcode is printed.

  The position of the product back surface label 102 is not particularly limited as long as it is the back surface of the package 100, but it may be positioned at an intermediate portion between the end portion 121 of the second corner portion and the end portion 131 of the third corner portion. preferable. Moreover, it is also preferable that the product back surface label 102 is located at a position facing the product surface label 101. When the product back label 102 is in such a position, the information printed on the product back label 102 can be easily read.

  When the package 100 has the product back label 102, the packaging quality inspection device 1 preferably includes a product back label discrimination camera 20 that discriminates whether or not the product back label 102 has a predetermined pattern. The method for determining whether or not the product back surface label 102 has a predetermined pattern is not particularly limited, but the image data of the product back surface label 102 captured by the camera 10 and the determination are the same as the method for determining the product surface label 101. For example, a method of comparing the print data master of the product back surface label 102 recorded in the part 2 is used. Since the packaging quality inspection apparatus 1 includes the product back label discrimination camera 20, it is confirmed whether the printed content of the product back label 102 matches the triangular rice ball or whether there is an error in the printing of the product back label 102. It can be done easily.

  The place where the product back side label discrimination camera 20 is provided in the packaging quality inspection device 1 is not particularly limited as long as it can take an image of the back side of the package 100, but faces the camera 10 as shown in FIGS. 1 and 2. It is preferable to be provided at the position. By providing the product back surface label discriminating camera 20 in this way, it becomes possible to inspect the back surface simultaneously with the inspection of the front surface of the package 100. Moreover, when the camera 10 of the packaging quality inspection apparatus 1 includes the third camera 13, the product back surface label determination camera 20 is preferably provided at a position facing the third camera 13. By providing the product back surface label discriminating camera 20 at such a position, the product back surface label 102 can be accurately imaged even when the surface of the package 100 is being imaged.

  FIG. 3 shows the surface of an example of a non-defective product of the package 100 in the embodiment of the present invention, and FIG.

  As shown in FIGS. 3 and 5, the predetermined region of the second corner 120 and the predetermined region of the third corner 130 are represented by broken lines. In the package 100 shown in FIG. 3, the character “2” 122 is in a predetermined region of the second corner 120, and the character “3” 132 is in a predetermined region of the third corner 130. Therefore, it is determined that the package 100 illustrated in FIG. 3 is a non-defective product.

  On the other hand, in the package 100 shown in FIG. 5, the character “3” 132 is in the predetermined region of the third corner 130, but the character “2” 122 is the right side of the predetermined region of the second corner 120. And not within a predetermined area. Therefore, it is preferable to determine that the package 100 illustrated in FIG. 5 is a defective product. As shown in FIG. 5, the package 100 in which at least one of the characters “2” 122 and the characters “3” 132 is not within the predetermined region is not covered with a film of triangular rice balls sufficiently, and the packaging state is not good. May be bad.

  Further, in the package 100 shown in FIG. 5, a part of the character “3” 132 has disappeared. It is discriminated that at least a part of the character has disappeared, or at least a part of the character overlapped, such as a double line, not having a predetermined shape. As described above, when at least one of the character “2” 122 and the character “3” 132 is not in a predetermined shape, the character “2” 122 and the character “3” 132 become difficult to read. It is preferable to discriminate.

  For the character “1” 112 as well, a predetermined region of the first corner 110 is represented by a broken line. In the package 100 shown in FIG. 3, the character “1” 112 is in a predetermined region of the first corner 110, but in the package 100 shown in FIG. 5, the character “1” 112 is the first corner. 110 is located on the upper left side of the predetermined area and does not fall within the predetermined area. When the character “1” 112 is determined, the package 100 such as the character “1” 112 in FIG. 3 is a non-defective product, and the package 100 such as the character “1” 112 in FIG. 5 is a defective product. It is preferable to determine that there is.

  A second packaging quality inspection device according to the present invention includes a width determination device for measuring a width of a package at a predetermined height and determining whether the width of the package is within a predetermined numerical range. It is characterized by that.

  As shown in FIGS. 1 and 2, the packaging quality inspection device 1 has a width discrimination device 30. As shown in FIG. 3, the width discriminating apparatus 30 includes a width measuring unit that measures a width L5 at a predetermined height L4 of the package 100, and a width L5 at a predetermined height L4 of the package 100 within a predetermined numerical range. It has a width discriminating unit that discriminates whether or not there is. By measuring the width L5 at the predetermined height L4 of the package 100, it can be confirmed whether or not the packaging state of the triangular rice ball film is appropriate.

  The method for determining the predetermined numerical range of the width L5 at the predetermined height L4 of the package 100 is not particularly limited. For example, for five packages 100, the width L5 at the predetermined height L4 of each package 100 is measured. The average value is calculated, and the upper limit value and the lower limit value of the width L5 at the predetermined height L4 of the package 100 may be determined from the average value.

  The predetermined numerical range of the width L5 at the predetermined height L4 of the package 100 is recorded in the width determination unit. The measurement data of the width L5 at the predetermined height L4 of the package 100 measured by the width measurement unit is input to the width determination unit, and the width determination unit determines whether or not the measurement data is within a predetermined numerical range. When the measurement data is within the predetermined numerical range, it is determined that the package 100 is a non-defective product, and when the measured data is outside the predetermined numerical range, the package 100 is determined to be defective.

  The type of the width measurement unit of the width determination device 30 is not particularly limited, and examples thereof include a photoelectric sensor, an infrared sensor, an ultrasonic sensor, and the like using infrared rays and visible light. Among these, it is preferable to use a photoelectric sensor, and it is more preferable to use an infrared sensor. By using such a sensor for measuring the width of the package 100 at a predetermined height, the width of the package 100 at a predetermined height can be measured quickly and accurately.

  The configuration of the width discriminating unit can be the same as that described as the configuration of the discriminating unit 2 described above, and may be configured by hardware or may be configured by a combination of software and hardware. Good.

  The place where the width determination device 30 is provided in the packaging quality inspection device 1 is not particularly limited, but is preferably provided at a position facing the front surface or the back surface of the packaging body 100. By providing the width discriminating device 30 at such a position, the measurement accuracy of the width at a predetermined height of the package 100 can be increased.

  The predetermined height L4 of the package 100 is preferably 60% or more of the height L6 of the package 100, more preferably 65% or more, and even more preferably 70% or more. By setting the lower limit value of the predetermined height L4 of the package 100 in this way, it is confirmed whether the triangular rice ball is sufficiently covered with the film from the lower part to the center part of the package 100 and is in an appropriate packaging state. can do. Further, the predetermined height L4 of the package 100 is preferably 90% or less of the height L6 of the package 100, more preferably 85% or less, and further preferably 80% or less. By setting the upper limit value of the predetermined height L4 of the package 100 in this manner, it is possible to confirm whether the upper package of the package 100 is appropriate.

  The width L5 at the predetermined height L4 of the package 100 is preferably 10% or more of the maximum width L7 of the package 100, more preferably 15% or more, and even more preferably 20% or more. By setting the lower limit value of the width L5 at the predetermined height L4 of the packaging body 100 in this way, it can be confirmed whether the packaging body 100 is not deformed due to excessive tightening of the triangular rice balls on the film or the like. . Further, the width L5 at the predetermined height L4 of the package 100 is preferably 40% or less of the maximum width L7 of the package 100, more preferably 35% or less, and further preferably 30% or less. preferable. By setting the upper limit value of the width L5 at the predetermined height L4 of the packaging body 100 in this way, it can be confirmed whether or not the packaging body 100 has a good packaging state and sufficiently covers the triangular rice ball.

  The packaging quality inspection apparatus 1 determines whether the character “2” 122 is in a predetermined region of the second corner 120 and the character “3” 132 is in a predetermined region of the third corner 130. A width for determining whether or not the width L5 of the package 100 is within a predetermined numerical range by measuring the width L5 of the package 100 at a predetermined height L4. Both of the determination devices 30 may be provided. Since the packaging quality inspection device 1 includes both the camera 10 and the width discriminating device 30, the packaging body includes the positions of the characters “2” 122 and “3” 132 and the width L5 at the predetermined height L4 of the packaging body 100 Since 100 packaging quality can be determined, the packaging state of the package 100 can be inspected with higher accuracy.

  When the packaging quality inspection device 1 includes both the camera 10 and the width determination device 30, the width determination device 30 is preferably provided at a position facing the camera 10. Since the camera 10 and the width determination device 30 are provided in this manner, the camera 10 captures an image of the character “2” 122 and the character “3” 132 of the package 100, and the width determination device 30 is the package 100. The width L5 at the predetermined height L4 can be measured at the same time, and the inspection time of the package 100 can be shortened.

  When the packaging quality inspection device 1 includes both the camera 10 and the width determination device 30, the determination unit 2 preferably has the function of the width determination unit of the width determination device 30. That is, the determination unit 2 determines that the character “2” 122 is in the predetermined area set by the second corner 120 or the character “3” 132 is in the predetermined area set by the third corner 130. It is preferable to determine whether or not there is a width L5 at a predetermined height L4 of the package 100 within a predetermined numerical range. Since the discrimination | determination part 2 is comprised in this way, size reduction of the packaging quality inspection apparatus 1 can be achieved.

  The packaging quality inspection device 1 preferably includes a package transport conveyor 3 that transports the package 100. Since the packaging quality inspection apparatus 1 has the package transport conveyor 3, it becomes possible to automatically transport the package 100 to the front of the camera 10 and the width discriminating apparatus 30, and an operator can attach the package 100 to the camera 10 or The operation | work arrange | positioned in front of the width | variety determination apparatus 30 can be reduced. If it does so, the personnel required for this operation | work can be reduced and the labor cost concerning the inspection of the packaging quality of the package 100 can be reduced.

  The package conveyor 3 is preferably provided from the packaging quality inspection device 1 to a place where a pre-process or a post-process of the process of inspecting the packaging quality of the packaging body 100 is performed, and the packaging quality of the packaging body 100 is inspected. It is more preferable that the device is provided from the pre-process of the process to the place where the post-process of the process of inspecting the packaging quality of the package 100 including the packaging quality inspection apparatus 1 is performed. Specifically, from the place or manufacturing apparatus where the packaging body 100 is manufactured to the packaging quality inspection apparatus 1 or from the packaging quality inspection apparatus 1 to the location where the packaging body 100 is shipped or the packaging apparatus. It is preferable that the package conveyor 3 is provided by the time, and the packaging 100 is packaged for shipping, including the packaging quality inspection device 1 from the place or manufacturing device where the package 100 is manufactured. It is more preferable that the package conveyor 3 is provided up to the place or the packing device. By providing the packaging body conveyor 3 in this way, the packaging body 100 can be automatically conveyed in a plurality of steps or all the steps from the manufacturing of the packaging body 100 to the packaging, and the packaging body 100. It is possible to reduce the number of personnel necessary for transporting the vehicle.

  The type of the package transport conveyor 3 is not particularly limited as long as it can transport the package 100, and examples thereof include a belt conveyor, a roller conveyor, a slat conveyor, and a mesh conveyor. Among these, a belt conveyor is preferable. If the package transport conveyor 3 is a belt conveyor, the risk of damaging the package 100 during transport can be reduced. More specifically, the belt conveyor has a frame made of rubber or resin, and the belt and the package 100 are in contact with each other during transportation. Therefore, the belt conveyor is caused by friction between the package 100 and the belt conveyor. The possibility that the film of the package 100 is broken, for example, can be reduced.

  The packaging quality inspection device 1 preferably includes an operation panel 4. Since the packaging quality inspection apparatus 1 has the operation panel 4, an area where the characters “2” 122 and the characters “3” 132 are printed at the site where the packaging 100 is inspected for packaging quality, packaging The upper and lower limits of the numerical range of the width L5 at the predetermined height L4 of the body 100 can be set and corrected.

  The position at which the operation panel 4 is provided is not particularly limited, but is preferably the upper part of the camera 10 as shown in FIGS. By providing the operation panel 4 in such a position, while confirming the actual product of the package 100 inspected by the camera 10, the region where the characters "2" 122 and the characters "3" 132 are printed, It is possible to set and correct inspection standards such as upper and lower limits of the numerical range of the width L5 at the predetermined height L4 of the package 100.

  The type of operation panel 4 is not particularly limited, but is preferably a touch panel. If the operation panel 4 is a touch panel, it is possible to display the inspection result of the packaging 100 on the operation panel 4 and confirm the displayed inspection result on the spot while setting the region and numerical values. Can be corrected.

  The packaging quality inspection device 1 preferably has an illumination 5. The packaging quality inspection device 1 has the illumination 5 to illuminate the packaging body 100 at the time of packaging quality inspection, and to make it easy to find abnormalities in the packaging body 100 such as printing errors of the characters “2” 122 and “3” 132. be able to.

  The position where the illumination 5 is provided is preferably the upper part of the position where the package 100 is disposed. By providing the lighting 5 in such a position, the packaging body 100 can be sufficiently illuminated when the packaging body 100 is inspected, and the shadow of the packaging body 100 generated by illuminating with the illumination 5 is reflected on the packaging body 100. Since it is hard to start, the accuracy of the packaging quality inspection can be increased.

  Although the kind of illumination 5 is not specifically limited, For example, LED, a fluorescent lamp, an incandescent lamp, etc. are mentioned. Among these, an LED is preferable. If the illumination 5 is an LED, since the illumination 5 generates less heat, it is difficult to adversely affect the package 100 when the packaging 100 is inspected for packaging quality. Moreover, since the LED has a long life, the frequency of maintenance such as replacement of the LED can be reduced.

  The packaging quality inspection device 1 preferably has means for removing defective products that are determined to be packaging defects in the packaging quality inspection. As a specific example of the defective product removing means, as shown in FIG. 1 and FIG. 2, the defective product removing device 40 includes a defective product removing device 40 that removes defective products, and a defective product housing unit 41 that houses removed defective products. Can be mentioned. Specifically, at least one of the image data of the package 100 taken by the camera 10 and the width measurement data of the width discriminator 30 is input to the discriminator 2, and the discriminator 2 discriminates whether the packaging body 100 is good or bad. When it is determined that the body 100 is a defective product, the determination unit 2 outputs a signal to the defective product removing device 40 to move the package 100 determined to be a defective product to the defective product storage unit 41. Since the packaging quality inspection device 1 includes the defective product removal device 40 and the defective product storage unit 41, the packaging body 100 group that is determined as a defective product in the packaging quality inspection of the packaging body 100 is determined. It is possible to reduce the possibility of being mistakenly inserted.

  The position where the defective product removing apparatus 40 is provided is not particularly limited. However, when the packaging quality inspection apparatus 1 includes the package transport conveyor 3, the traveling direction side of the package transport conveyor 3 at the position where the camera 10 is provided. It is preferable to be provided. By providing the defective product removing device 40 at such a position, the packaging body 100 which is a defective product can be removed immediately after the packaging quality inspection device 1 determines that it is a defective product.

  The type of the defective product removing device 40 is not particularly limited, and examples thereof include an air nozzle, an air cylinder, a robot arm, and a piston rod. Among these, an air nozzle is preferable. A solenoid valve is preferable as the control device for the air nozzle. With such a configuration, the defective product removing apparatus 40 can be continuously operated. For example, when the determination unit 2 determines that the package 100 is a defective product, a signal is output from the determination unit 2 to the defective product removal device 40 and the solenoid valve is opened. Air is ejected from the air nozzle toward the defective product, and the defective product is accommodated in the defective product accommodating portion 41.

  The position where the defective product container 41 is provided is preferably a position facing the defective product removing device 40. By providing the defective product container 41 at such a position, the output and driving distance of the defective product removing device 40 can be reduced, and the size of the packaging quality inspection device 1 can be reduced.

  The shape of the defective product storage unit 41 is not particularly limited as long as the defective product removed by the defective product removing device 40 can be stored. For example, a box shape, a bag shape, etc. are mentioned. There are no particular limitations on the material that constitutes the defective product container 41, and examples thereof include synthetic resin, metal, and natural rubber. Among these, a synthetic resin or metal box shape is preferable. If the defective product accommodating part 41 is comprised in this way, even if many defective products are accommodated in the inside, possibility that the defective product accommodating part 41 will be damaged can be made low.

  As described above, the first packaging quality inspection device according to the present invention is a packaging quality testing device for inspecting the packaging quality of a packaging body in which a triangular rice ball is packaged with a film. 1 corner, second corner, and third corner, with the first corner at the top and the second and third corners at the bottom The character “2” is printed on the surface of the second corner film, the character “3” is printed on the surface of the third corner film, and the character “2” is the second corner portion. And a camera for determining whether or not the character “3” is in the predetermined area of the third corner. Further, the second packaging quality inspection device of the present invention is a packaging quality testing device for inspecting the packaging quality of a packaging body in which triangular rice balls are packaged with a film, and the packaging body has a first corner in the side view. , A second corner, and a third corner, the first corner being the top, the second corner and the third corner being the bottom, and packaging A width discriminating device for measuring the width of the body at a predetermined height and discriminating whether or not the width of the package is within a predetermined numerical range is provided. When the packaging quality inspection device has such a configuration, it can be determined whether or not the triangular rice balls are properly packaged by the film.

1: Packaging quality inspection device 2: Discriminating unit 3: Package transport conveyor 4: Operation panel 5: Illumination 10: Camera 11: First camera 12: Second camera 13: Third camera 20: Product back side label discrimination Camera 30: Width discrimination device 40: Defective product removal device 41: Defective product storage unit 100: Package 101: Product surface label 102: Product back surface label 110: First corner 111: End of first corner 112 : Character "1"
120: Second corner 121: End of second corner 122: Character “2”
130: Third corner 131: End of third corner 132: Character “3”
L1: Distance between character “2” and end of second corner L2: Distance between character “3” and end of third corner L3: End of character “1” and end of first corner L4: The predetermined height of the package L5: The width of the package at the predetermined height L6: The height of the package L7: The maximum width of the package

Claims (14)

A packaging quality inspection device for inspecting the packaging quality of a package in which triangular rice balls are packaged with a film,
The package body has a first corner portion, a second corner portion, and a third corner portion in a side view, the first corner portion being a top portion, the second corner portion and the second corner portion. It is arranged with the corner of 3 at the bottom,
The character “2” is printed on the surface of the film at the second corner, and the character “3” is printed on the surface of the film at the third corner,
To determine whether the character “2” is within a predetermined region of the second corner and whether the character “3” is within a predetermined region of the third corner A packaging quality inspection device characterized by comprising a camera.   Determining whether the character “2” is within a predetermined area of the second corner and determining whether the character “3” is within a predetermined area of the third corner The packaging quality inspection device according to claim 1, further comprising a determination unit that determines that the packaging is defective if at least one of the above is negative.   The camera includes a first camera for determining whether the character “2” is within a predetermined region of the second corner, and the character “3” of the third corner. The packaging quality inspection device according to claim 1, further comprising: a second camera for determining whether or not the predetermined area is present. The first camera determines whether the character “2” has a predetermined shape,
The packaging quality inspection device according to claim 3, wherein the second camera determines whether or not the character "3" has a predetermined shape. The distance between the character “2” and the end of the second corner of the package is 60% or more and 90% or less of the width of the character “2”,
The distance between the character "3" and the end of the third corner of the package is 60% or more and 90% or less of the width of the character "3". Packaging quality inspection device described in 1. The character “1” is printed on the surface of the film at the first corner,
The packaging quality inspection device according to any one of claims 1 to 5, wherein the camera determines whether or not the character "1" is within a predetermined region of the first corner. The character “1” is printed on the surface of the film at the first corner,
The packaging quality inspection device according to any one of claims 1 to 5, wherein the camera does not distinguish the character "1".   The packaging quality inspection according to claim 4, wherein a distance between the character "1" and an end portion of the first corner of the package is 20% or more and 50% or less of a height of the character "1". apparatus. The package has a product surface label on the surface,
The packaging quality inspection device according to any one of claims 1 to 8, wherein the camera determines whether or not the product surface label has a predetermined pattern. The package has a product back label on the back,
The packaging quality inspection device according to any one of claims 1 to 9, further comprising a product back label discriminating camera that discriminates whether or not the product back label has a predetermined pattern.   The packaging quality inspection device according to claim 10, wherein the product back surface label discrimination camera is provided at a position facing the camera. A packaging quality inspection device for inspecting the packaging quality of a package in which triangular rice balls are packaged with a film,
The package body has a first corner portion, a second corner portion, and a third corner portion in a side view, the first corner portion being a top portion, the second corner portion and the second corner portion. It is arranged with the corner of 3 at the bottom,
A packaging quality inspection device comprising a width discriminating device for measuring a width of the packaging body at a predetermined height and determining whether or not the width of the packaging body is within a predetermined numerical range. .   The packaging quality inspection device according to claim 12, wherein the width determination device measures a width of the packaging body at a position of 60% or more and 90% or less of the height of the packaging body.   The packaging quality inspection device according to claim 12 or 13, wherein the width of the package measured by the width discrimination device is 10% or more and 40% or less of the maximum width of the package.

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