JP2009110116A - Image inspection system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To flexibly change an image layout in an image inspection system. <P>SOLUTION: The image inspection system includes: an inspection controlling/processing unit 4 for inspecting product quality using image data obtained by imaging the product by an imaging unit 1; a display unit 8 for displaying an image including image data of a product inspected by the inspection controlling/processing unit 4 or the inspection result of the product; and a display controlling unit 6 for dividing display area of the display unit 8, and displaying a plurality of images by adjusting a size and location of the divided area, and adjusts the size and location of the divided area by the display controlling unit 6 while processing image data by the inspection controlling/processing unit 4. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an image inspection system that displays an image of a product to be inspected.

  Conventionally, in an image processing apparatus, a display image scaling method for reflecting an intermediate change magnification during image processing on a display image is known from Patent Document 1 below.

Specifically, Patent Document 1 discloses an image processing apparatus that captures an image, executes various image processing in a state where the image is displayed, and reflects the image processing result on the displayed image. . The image processing apparatus always displays a work window for changing the magnification of the display image together with the display of the display image, sets a desired magnification by a single operation of a user interface function provided in the work window, and The display image magnification is changed simultaneously with the magnification setting.
JP 2000-331179 A

  However, the image inspection system has a fixed design for the screen during the product inspection of the production line due to the peculiarity of inspecting the product on the production line, so that it can be switched whether to display information about the inspection. there were.

  Further, the display size of the image obtained by imaging the product and the arrangement pattern of the display position are fixed, and display cannot be performed with a free image size.

  In addition, when you want to inspect the product by using various cameras, the image display size is fixed, so multiple camera images can be displayed simultaneously with the same enlargement or reduction ratio. could not.

  Furthermore, there is also a problem that it takes time and effort because various screens for satisfying each request are individually supported as embedded software in response to various requests of users who want to inspect products on the production line. .

  Therefore, the present invention has been proposed in view of the above-described circumstances, and an object thereof is to flexibly change an image layout in an image inspection system.

  The present invention displays, using image data obtained by imaging a product, an image inspection means for inspecting the quality of the product, and image data of the product inspected by the image inspection means or an image including the inspection result of the product Display means for dividing the display area of the display means, and display control means for adjusting the size and position of the divided area to display a plurality of images, and processing the image data by the image inspection means. In the meantime, the size and position of the divided area are adjusted by the display control means.

  According to the present invention, during the processing of image data by the image inspection means, the size and position of the divided areas are adjusted by the display control means to flexibly change the image layout in the image inspection system. Can do.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  The present invention is applied to, for example, an image inspection system configured as shown in FIG. This image inspection system is mainly used for the appearance inspection of objects such as parts and products for the purpose of automating the identification of varieties such as parts, the inspection of mixing of different kinds of parts, the assembly work and the product inspection in the production line. In this image inspection system, the result of image processing is used for measurement / recognition of the area, shape, position, etc. of an object, thereby determining whether the object is good or defective.

  This image inspection system includes an imaging unit 1, an imaging control unit 2, an image memory 3, an inspection control / processing unit 4, an inspection data storage unit 5, a display control unit 6 (display control means), and an output. A template storage that stores a control unit 7, a display unit (display unit) 8, an operation input unit (input unit) 9 operated by a user, and a template for determining a layout of a display image to be displayed on the display unit 8. Part 10.

  In this image inspection system, an imaging control unit 2, an image memory 3, an inspection control / processing unit 4, an inspection data storage unit 5, a display control unit 6, an output control unit 7, and a template storage unit 10 include a CPU, an information storage device, The display unit 8 is realized by a display, and the operation input unit 9 is realized by a keyboard, a mouse, or the like.

  The image inspection system creates image data obtained by imaging a product by the imaging unit 1 that images the product on the production line when the product is inspected. This image data is captured by the imaging control unit 2 according to the control of the inspection control / processing unit 4, temporarily stored in the image memory 3, and is set as an inspection target by the inspection control / processing unit 4.

  The inspection control / processing unit 4 performs product quality inspection using the image data stored in the image memory 3 and the inspection data stored in the inspection data storage unit 5. For example, the inspection control / processing unit 4 compares the image data stored in the image memory 3 with the non-defective image data stored in advance in the inspection data storage unit 5 to determine the product area, shape, The position and the like are measured, and an inspection result that is a non-defective product or a defective product is created. This inspection result is displayed on the display unit 8 via the display control unit 6 under the control of the output control unit 7.

  In such an image inspection system, the inspection control / processing unit 4 inspects the quality of the product using image data obtained by imaging the product, and the image data of the product inspected by the inspection control / processing unit 4 Alternatively, an image including the inspection result of the product is displayed on the display unit 8. At this time, the display control unit 6 divides the display area of the display unit 8 and adjusts the size and position of the divided area to display a plurality of images.

  In such an image inspection system, the size and position of the divided areas are adjusted by the display control unit 6 while the image data is processed by the inspection control / processing unit 4. Further, the display control unit 6 may select any of a plurality of templates prepared in advance based on the user's operation on the operation input unit 9 and adjust the size and position of the divided region. it can.

  For example, the image inspection system includes a product inspection task to be executed according to the product inspection program when a template to be displayed is changed when the product inspection program is being executed by the inspection control / processing unit 4. The display control unit 6 is operated by a multitask OS that performs parallel processing with a task for changing a template to be displayed. For example, when a product inspection task outputs a product inspection result to the display control unit 6 and temporarily ends the task, a task for changing a template to be displayed is started.

  For example, as shown in FIG. 2, such an image inspection system displays a display image 100 including captured image information 101 created from image data of a product imaged by the imaging unit 1 and detailed image information 102. .

  A display image 100 illustrated in FIG. 2 includes captured image information 101 created using image data of a product inspected by the imaging unit 1, product type information 103, layout information 104 of the display image 100, and inspection result information. And detailed image information 102 including 105. The layout information 104 of the display image 100 is specified by the operation input unit 9. For the display image 100, the display control unit 6 reads layout data identified by the layout information 104 from the template storage unit 10, and combines the captured image information 101 and the inspection result information 105 acquired from the inspection control / processing unit 4. The product type information 103 and the layout information 104 of the detailed image information 102 may be input by the operation input unit 9 or may be input from the inspection control / processing unit 4 and applied to the layout.

  In the display image 100 shown in FIG. 3, the captured image information 101 includes four equal-size divided regions 101 a, 101 b, 101 c, and 101 d, and adjacent to the captured image information 101, product type information 103, layout information 104, Detailed image information 102 including inspection result information 105 is arranged. The layout information 104 of the display image 100 is designated by the operation input unit 9 and the layout data is read from the template storage unit 10 to the display control unit 6.

  In the display image 100 shown in FIG. 4, the captured image information 101 includes four divided areas 101 a, 101 b, 101 c, and 101 d, and adjacent to the captured image information 101, product type information 103, layout information 104, and inspection results. Detailed image information 102 including information 105 is arranged. The display image 100 can display captured image information 101 having different types and enlargement rates in each of the divided regions 101a, 101b, 101c, and 101d. Only the size of the divided area 101a is larger than the other divided areas 101b, 101c, and 101d adjacent to the lower end of the divided area 101a. The layout information 104 of the display image 100 is designated by the operation input unit 9 and the layout data is read from the template storage unit 10 to the display control unit 6.

  In the display image 100 shown in FIG. 5, the captured image information 101 includes four divided regions 101 a, 101 b, 101 c, and 101 d, and adjacent to the captured image information 101, product type information 103, layout information 104, and inspection results. Detailed image information 102 including information 105 is arranged. In this display image 100, only the size of the divided area 101a is larger than the other divided areas 101b, 101c, and 101d adjacent to the right end of the divided area 101a. The layout information 104 of the display image 100 is designated by the operation input unit 9 and the layout data is read from the template storage unit 10 to the display control unit 6.

  In the display image 100 shown in FIG. 6, the captured image information 101 is composed of two divided areas 101a and 101b, and the divided area 101b is a window for the divided area 101a. In addition, the display image 100 displays detailed information 106 of the divided area 101a below the divided area 101a. As the detailed information 106, the layout information 104 of the display image 100 is designated by the operation input unit 9, and the layout data is read from the template storage unit 10 to the display control unit 6.

  As described above, according to this image inspection system, the size of the divided areas 101a, 101b, 101c, and 101d is controlled by the display control unit 6 while the image data is being processed by the inspection control / processing unit 4. And the position can be adjusted. Therefore, for example, even when various imaging units 1 such as the VGA size and the XGA size are used as the imaging unit 1, the display size of the image can be freely adjusted, so that the same enlargement or reduction rate can be used. It is possible to check images taken by a plurality of image pickup units 1 and to perform display with the same size. Also, Z order switching (layer switching) can be performed even when a plurality of images are displayed in an overlapping manner.

  Further, in this image inspection system, the display control unit 6 selects one of a plurality of templates prepared in advance based on the user's operation on the operation input unit 9, and the divided regions 101a and 101b. , 101c, 101d can be adjusted.

  Furthermore, according to this image inspection system, in addition to changing the display position and display size of the image, changing the character size, characters and window meal, whether or not to perform window transparency, the operation of switching windows individually, the transmittance Change the color scheme of the entire screen, specify the layout at startup, set the layout name, check the image when the layout is changed, and change the layout using an external device.

  The above-described embodiment is an example of the present invention. For this reason, the present invention is not limited to the above-described embodiment, and various modifications can be made depending on the design and the like as long as the technical idea according to the present invention is not deviated from this embodiment. Of course, it is possible to change.

It is a block diagram which shows the structure of the image inspection system to which this invention is applied. It is an example of the image displayed by the image inspection system to which the present invention is applied. It is an example of the other image displayed by the image inspection system to which this invention is applied. It is an example of the other image displayed by the image inspection system to which this invention is applied. It is an example of the other image displayed by the image inspection system to which this invention is applied. It is an example of the other image displayed by the image inspection system to which this invention is applied.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Imaging part 2 Imaging control part 3 Image memory 4 Inspection control / processing part 5 Inspection data storage part 6 Display control part 7 Output control part 8 Display part 9 Operation input part 10 Template storage part 100 Display image 101a, 101b, 101c, 101d Divided area 102 Detailed image information 103 Product type information 104 Layout information 105 Inspection result information 106 Detailed information

Claims (2)

Image inspection means for inspecting the quality of the product using image data obtained by imaging the product,
Display means for displaying image data of a product to be inspected by the image inspection means or an image including a result of inspection of the product;
Display control means for dividing the display area of the display means and adjusting the size and position of the divided area to display a plurality of images;
An image inspection system in which the size and position of the divided area are adjusted by the display control means while image data is being processed by the image inspection means.   The display control unit selects one of a plurality of templates prepared in advance based on an operation performed by a user on the input unit, and adjusts the size and position of the divided region. The image inspection system according to claim 1.

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