CN102095373B - System for detecting size of sealing member - Google Patents

Abstract

The invention relates to a seal size detection system. The platform is installed in the middle of the bottom plate through four outer legs, the panel is embedded in the surface of the platform, the positioning plate is installed in the second half of the platform, and the second surface light source is installed in the middle of the bottom plate through four inner legs. The middle of the bottom plate, and the second surface light source is located directly below the platform; the second camera is installed on the front end of the bottom plate through the camera support plate, the first camera is installed on the front end of the bottom plate through the camera support plate, and the first camera is located on the right rear side of the second camera The upright column is installed on the rear end of the bottom plate through two upright support plates, the camera connecting rod is installed on the upper part of the upright column, the light source connecting rod is installed on the middle part, the first surface light source is installed on the lower part, and the third camera is installed on the camera connecting rod through the camera connecting plate , the light source is installed on the light source connecting rod through the light source connecting plate. It has the characteristics of simple structure, easy operation, stable working process, accurate and stable detection results, etc. It can improve the detection accuracy and efficiency of product quality and reduce labor intensity.

Description

Seal size inspection system

technical field

The invention relates to a size detection system, in particular to a detection system for the size of a seal.

Background technique

With the intensification of the trend of global economic integration, all walks of life have higher and higher requirements for the quality of seal products. For a long time, the testing of product quality in the sealing industry has basically adopted manual testing, which has high labor intensity and low production efficiency, and it is easy to cause unstable or even inaccurate testing results. With the development of computer technology, the theory and method of digital image processing are constantly improving, and the technology of using machine vision to realize non-contact automatic detection of product quality has gradually become feasible. For this reason, we apply machine vision technology to the size detection of seals. Design a seal size detection system to realize rapid and automatic detection and control of seal production and fill the gap in this field.

Contents of the invention

The present invention is to provide a seal size detection based on machine vision technology, which can be applied to the fast and automatic detection and control of the seal size, and has the characteristics of simple structure, easy operation, stable working process, accurate and stable detection results, etc. The system is used to solve the technical problems of high labor intensity, low production efficiency, unstable and inaccurate detection results caused by the manual detection method currently used.

The technical solution adopted by the present invention in order to solve the above technical problems is as follows: a seal size detection system, including a base plate, first to third cameras, first and second surface light sources, light source, column, platform, panel, positioning plate , light source regulator, and monitoring operating system, which are characterized by: the platform is installed in the middle of the bottom plate through four outer legs, the panel is embedded in the surface of the platform, the positioning plate is installed in the second half of the platform, and the second surface light source is passed through four inner legs Installed in the middle of the bottom plate, and the second surface light source is located directly below the platform; the second camera is installed on the front end of the bottom plate through the camera support plate, the first camera is installed on the front end of the bottom plate through the camera support plate, and the first camera is located on the right side of the second camera Rear side: The upright column is installed on the rear end of the bottom plate through two upright support plates, the camera connecting rod is installed on the upper part of the upright column, the light source connecting rod is installed on the middle part, the first surface light source is installed on the lower part, and the third camera is installed on the camera connection through the camera connecting plate On the rod, the light source is installed on the light source connecting rod through the light source connecting plate; the light source adjuster is placed at the rear end of the base plate, the monitoring operating system is located at the rear side of the base plate, and the first to third cameras are respectively connected to the monitoring operating system, the first and second sides The light source and the light source are respectively connected with the light source adjuster.

The panel is made of frosted glass, and the positioning plate is made of plexiglass. The seal to be tested is placed on the panel and positioned by the positioning plate.

The first to third cameras are black and white area scan or line scan industrial cameras, which are used to collect images of seals.

The first and second light sources are back plate light sources, and the light source is a coaxial light source for illuminating the seal.

Compared with the prior art, the present invention has the following beneficial effects:

1. The seal size detection system can be operated as a stand-alone machine, or can be assembled and used on-line. It is easy to operate and is an ideal product for realizing the quality control of the seal production process.

2. It adopts modular combination form, simple structure, easy assembly, disassembly and adjustment, and convenient maintenance.

3. Applying machine vision technology to realize non-contact automatic detection of seal size, high production efficiency, low labor intensity, stable working process, and accurate and stable detection results.

4. It can realize rapid and automatic detection and monitoring of seal production, and is the basic technology for seal production enterprises to realize computer integrated control and digital management.

Description of drawings

Fig. 1 is a schematic perspective view of the structure of the present invention.

Detailed ways

The present invention will be further described below in conjunction with accompanying drawings and implementation.

As shown in Figure 1, the seal size detection system of the present invention includes a base plate 1, a camera support plate 2, a column support plate 16, first to third cameras 3, 5, 10, a first surface light source 15, a second surface Light source 22, a coaxial light source 9, camera connecting plate 11, light source connecting plate 8, camera connecting rod 12, light source connecting rod 14, column 13, platform 6, panel 23, positioning plate 7, inner leg 21, outer leg 20, Light source adjuster 17, monitoring operating system 18.

The platform 6 is installed on the middle part of the bottom plate 1 through four outer legs 20, the panel 23 made of frosted glass is embedded in the surface of the platform 6, and the positioning plate 7 made of organic glass is installed on the second half of the platform 6; the second surface light source 22 is also installed in the middle of the bottom plate 1 through four inner legs 21, and the second surface light source 22 is located directly below the platform 6; It is also installed on the front end of the base plate 1, and the first camera 3 is located on the right rear side of the second camera 5, both the first camera 3 and the second camera 5 are black and white area array or line array industrial cameras; the column 13 passes through two column support plates 16 is installed on the rear end of the bottom plate 1, and the camera connecting rod 12 is installed on the upper part of the column 13. The third industrial camera 10 of black and white area array or line array is installed on the camera connecting rod 12 through the camera connecting plate 11, and the light source connecting rod is installed in the middle of the column 13 14. The coaxial light source 9 is installed on the light source connecting rod 14 through the light source connecting plate 8, and the first surface light source 15 is installed on the lower part of the column 13; the light source regulator 17 is placed at the rear end of the bottom plate 1 for illuminating the first surface of the seal The light source 15, the second surface light source 22 and the coaxial light source 9 are all connected to the light source regulator 17; the monitoring operating system 18 is located on the rear side of the base plate 1, and the first camera 3, the second camera 5 and the third camera for collecting images of the seal The cameras 10 are all connected to a monitoring operating system 18 .

When working, first open the monitoring operating system 18 based on machine vision technology, and make the first camera 3, the second camera 5 and the third camera 10 all in working state, and then turn on the light source. After entering the workflow, the seal to be tested is placed on the panel 23 and positioned by the positioning plate 7; 10 The image of the sealing member collected and transmitted to the monitoring operating system 18 meets the requirements; after that, the monitoring operating system 18 uses software to analyze and process the image, and measure the size of the sealing member. For unqualified products, the system will give an alarm and indicate.

Claims (4)

1. A seal size detection system, including a base plate (1), first to third cameras (3, 5, 10), first and second surface light sources (15, 22), light source (9), column ( 13), platform (6), panel (23), positioning board (7), light source adjuster (17), monitoring operating system (18), characterized in that: the platform (6) passes four outer legs (20 ) is installed in the middle of the bottom plate (1), the panel (23) is embedded in the surface of the platform (6), the positioning plate (7) is installed in the second half of the platform (6), and the second surface light source (22) passes through four inner legs (21) is installed in the middle of the base plate (1), and the second surface light source (22) is located directly below the platform (6); the second camera (5) is installed on the front end of the base plate through the camera support plate (2), and the first camera ( 3) The camera support plate (2) is installed on the front end of the base plate, and the first camera (3) is located on the right rear side of the second camera (5); the column (13) is installed on the base plate ( 1) At the rear end, the camera connecting rod (12) is installed on the upper part of the column (13), the light source connecting rod (14) is installed on the middle part, the first surface light source (15) is installed on the lower part, and the third camera (10) passes through the camera connecting plate (11) is installed on the camera connecting rod (12), and the light source (9) is installed on the light source connecting rod (14) through the light source connecting plate (8); The operating system (18) is located on the rear side of the base plate (1), the first to third cameras (3, 5, 10) are respectively connected to the monitoring operating system (18), the first and second light sources (15, 22) and the light source ( 9) Connect to the light source regulator (17) respectively. 2. The seal size detection system according to claim 1, characterized in that, the panel (23) is made of frosted glass, the positioning plate (7) is made of plexiglass, and the seal to be tested is placed on the panel (23) ), the positioning is performed by the positioning plate (7). 3. The seal size detection system according to claim 1, characterized in that, the first to third cameras (3, 5, 10) are black and white area array or line array industrial cameras for collecting images of seals . 4. The seal size detection system according to claim 1, characterized in that, the first and second light sources (15, 22) are back panel light sources, and the light source (9) is a coaxial light source for illuminating sealing pieces.

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