Visual inspection machine for engine oil bottle

Abstract

The utility model relates to an engine oil bottle visual inspection machine which comprises a rack and a belt conveying device arranged on the rack, and a first detection mechanism, a second detection mechanism, a third detection mechanism, a fourth detection mechanism and a fifth detection mechanism are sequentially arranged in the conveying direction of the belt conveying device. The first detection mechanism comprises first visual detection parts which are obliquely and symmetrically installed on the two sides of the belt conveying device. The second detection mechanism comprises a second visual detection part which is mounted at one end of the belt conveying device and is vertically arranged; the third detection mechanism is located above the belt conveying device. The fourth detection mechanism comprises third visual detection parts which are symmetrically arranged on the two sides of the belt conveying device; and the first visual detection part, the second visual detection part and the third visual detection part are arranged in a similar structure. The device has the advantages of omnibearing detection, flexible adjustment, light source camera cooperation optimization, stable and efficient detection process and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to product appearance detection equipment technical field, especially be related to a kind of oil bottle visual inspection machine specially for the overall, accurate detection of oil bottle appearance. BACKGROUND

[0002] In the production process of oil bottle, its appearance quality is crucial. Such as bottle body scratch, crack, label paste is not standard, bottle body shape is irregular and other appearance defects, not only affect the product's aesthetic degree, but also may reflect the problems in production process, even will have adverse effect on subsequent packaging, transportation and use link. However, traditional manual detection mode has low efficiency, strong subjectivity, prone to miss and false detection and many other problems, it is difficult to meet the large-scale, high-quality production detection needs. With the development of machine vision technology, although there are some visual inspection equipment applications, but existing some detection equipment often has single detection angle, coverage is not complete or light source and camera cooperation is not reasonable and other deficiencies, cannot carry out all-around, high-precision detection to oil bottle appearance, so there is an urgent need for a more perfect oil bottle visual inspection machine to solve the above problems. SUMMARY

[0003] The utility model aims at providing a kind of oil bottle visual inspection machine with many advantages such as all-around detection, adjustment flexible, light source camera cooperation optimization and detection process stable and efficient, to solve the above technical problems.

[0004] To realize the above technical scheme, the technical scheme of the utility model is as follows: the present oil bottle visual inspection machine is mainly by rack, belt transport device and the first detection mechanism, second detection mechanism, third detection mechanism, fourth detection mechanism and fifth detection mechanism sequentially arranged along the transport direction of belt transport device constitute. Rack provides stable support structure for the whole equipment, ensure that each component can operate stably. Belt transport device is used to carry and transport oil bottle, so that it passes each detection mechanism in turn, completes comprehensive appearance detection process.

[0005] The detection agencies have clear division of labor and detect the oil bottle from different angles and positions. The first detection agency detects the specific parts of the two sides of the oil bottle through the first visual detection component which is installed symmetrically on both sides of the belt conveying device; the second detection agency detects the appearance of one end of the oil bottle through the second visual detection component which is installed vertically at one end of the belt conveying device; the third detection agency is located above the belt conveying device and views the overall appearance of the oil bottle from the top; the fourth detection agency further detects other parts of the two sides of the oil bottle through the third visual detection component which is symmetrically installed on both sides of the belt conveying device; and the fifth detection agency detects the upper and lower parts of the oil bottle through the fourth visual detection component which is symmetrically installed above and below. Moreover, the first visual detection component, the second visual detection component and the third visual detection component are similar in structure, which facilitates production, installation, debugging and subsequent maintenance and management.

[0006] Further, the first visual detection component in the first detection agency comprises a first visual detection bracket which serves as the basic support structure of the entire component and carries other functional components. An adjusting component is arranged on the top of the first visual detection bracket, which can drive the mounting bracket to move back and forth, so as to flexibly adjust the transverse position of the related detection component mounted on the mounting bracket, to adapt to the detection requirements of oil bottles of different sizes and different positions.

[0007] Further, a stand is inserted on the mounting bracket, an industrial camera is arranged on the stand, and a plate light source is detachably arranged on the stand, and a through hole is arranged at the center of the plate light source, and the shooting light path of the industrial camera passes through the through hole. This design enables the light source to provide appropriate lighting conditions for the camera shooting, and the light can uniformly irradiate the surface of the oil bottle through the through hole, avoiding interference factors such as shadows or reflections, ensuring that the industrial camera can shoot clear and accurate appearance images of the oil bottle, and facilitating subsequent image analysis to detect appearance defects.

[0008] Further, the third detection agency comprises a third detection bracket which is suspended above the belt conveying device, and a third visual camera is symmetrically installed on the third detection bracket, which can shoot and detect the appearance of the oil bottle from different angles from above. Meanwhile, a third light source is adjustably installed in front of the third visual camera, and by adjusting the angle, brightness and other parameters of the third light source, the best lighting environment can be provided for the camera shooting according to the actual detection requirements, further improving the quality of the shooting image, enhancing the capturing ability of the appearance details of the oil bottle, and ensuring the accuracy of the detection.

[0009] Further, the fifth detection mechanism is provided with a fourth visual detection assembly symmetrically arranged upward and downward, which can simultaneously detect the upper and lower parts of the oil bottle symmetrically, ensuring the comprehensiveness of detection. A first sensor is arranged on one side of the fourth visual detection assembly, which can be used to sense the position and state of the oil bottle, and provide a trigger signal or auxiliary judgment basis for subsequent detection operations. Moreover, a fifth camera is arranged directly below the first sensor and cooperates with other components to realize more detailed and accurate appearance detection of specific parts of the oil bottle and accurately capture possible defects.

[0010] Compared with the prior art, the utility model has the advantages of:

[0011] 1) Comprehensive appearance detection: five detection mechanisms are sequentially arranged along the transportation direction of the belt transportation device to comprehensively detect the oil bottle from multiple angles and positions, covering almost all appearance parts of the oil bottle, effectively avoiding detection dead angles, greatly improving the comprehensiveness and accuracy of detection, and accurately discovering various appearance defects of the oil bottle in the production process, such as small scratches on the bottle body, label sticking defects, irregular bottle body shape, and poor bottle cap sealing, etc., providing a powerful detection means for product quality protection.

[0012] 2) Flexible and accurate detection adjustment: the related components in each detection mechanism have flexible adjustment functions. For example, the adjustment assembly of the first visual detection component can drive the mounting bracket to move back and forth, facilitating the adjustment of the position of the camera and the light source; the third light source in front of the third visual camera in the third detection mechanism can be adjusted and installed, which can flexibly adjust the lighting conditions according to different appearance characteristics of the oil bottle and detection environment requirements. These adjustment functions make the equipment adapt to the detection requirements of oil bottles of different specifications and shapes, ensuring that clear and accurate detection images can be obtained in various situations, improving the versatility and adaptability of the equipment.

[0013] 3) Optimized cooperation of light source and camera: in the first visual detection component and other structures, the plate light source is provided with a through hole, the industrial camera shooting light path passes through the through hole, and the third light source and the third visual camera in the third detection mechanism are reasonably matched, realizing the good cooperation of the light source and the camera. Such design can provide uniform and appropriate lighting environment for camera shooting, avoiding the decline of image quality caused by uneven lighting, reflection or shadow, which helps to improve the clarity and contrast of the image, and further improves the recognition ability of the oil bottle appearance defects, ensuring the reliability of the detection results.

[0014] 4) Stable and efficient detection process: the transport device can stably transport the oil bottle, ensure that the oil bottle passes through each detection mechanism in a predetermined order, and cooperate with each detection mechanism to complete the detection work in an orderly and efficient manner, so that the whole detection process is stable and efficient. At the same time, the structure design of each part of the equipment is reasonable, which is convenient for operation and maintenance, can be operated stably for a long time, meets the large-scale and continuous detection needs of the oil bottle production line, helps to improve the production efficiency, reduces the quality risk caused by the flow of products with appearance defects into the market, and has good application prospect and practical value.

[0015] In summary, the oil bottle visual inspection machine has many advantages such as omnidirectional detection, flexible adjustment, optimized light source and camera cooperation, and stable and efficient detection process, can effectively solve the appearance detection problem of oil bottles, and meet the strict requirements of the oil bottle production industry on product appearance quality control. BRIEF DESCRIPTION OF DRAWINGS

[0016] To further illustrate the embodiments, the utility model provides the attached drawings. These drawings are part of the utility model disclosure, which mainly serves to illustrate the embodiments, and can be combined with the related description of the specification to explain the operation principle of the embodiments. With reference to these contents, those skilled in the art should understand other possible embodiments and advantages of the utility model. The components in the drawings are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0017] Fig. 1 is a top view of the oil bottle visual inspection machine;

[0018] Fig. 2 is a three-dimensional view of the oil bottle visual inspection machine. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0020] In order to make those skilled in the art better understand the utility model scheme, the utility model will be further described in detail below in combination with the drawings and specific embodiments.

[0021] Please refer to the attached Figs. 1-2The oil bottle visual inspection machine includes a rack 1 and a belt conveying device arranged on the rack 1, and a first detection mechanism 3, a second detection mechanism 4, a third detection mechanism 5, a fourth detection mechanism 6 and a fifth detection mechanism 7 are sequentially arranged along the conveying direction of the belt conveying device; the first detection mechanism 3 includes first visual inspection components 31 which are inclined and symmetrically arranged on both sides of the belt conveying device; the second detection mechanism 4 includes second visual inspection components 41 which are vertically arranged on one end of the belt conveying device; the third detection mechanism 5 is located above the belt conveying device; the fourth detection mechanism 6 includes third visual inspection components 61 which are symmetrically arranged on both sides of the belt conveying device; the first visual inspection components 31, the second visual inspection components 41 and the third visual inspection components 61 are arranged in a similar structure. Five detection mechanisms are sequentially arranged along the conveying direction of the belt conveying device to detect the appearance of the oil bottle from different angles. The first detection mechanism can preliminarily check the two sides of the oil bottle through the first visual inspection components which are inclined and symmetrically arranged on both sides of the belt conveying device, and capture possible scratches, depressions, label sticking abnormalities and other appearance problems on the side; the second detection mechanism uses the second visual inspection components which are vertically arranged on one end of the belt conveying device to focus on detecting the condition of one end of the oil bottle, such as the integrity of the bottle opening and the appearance defects of the bottle shoulder; the third detection mechanism is located above the belt conveying device and can observe the overall profile of the oil bottle and the flatness of the bottle body surface from the top view; the fourth detection mechanism uses the third visual inspection components which are symmetrically arranged on both sides of the belt conveying device to supplement the detection from the side angle again to ensure that there is no omission on both sides; the fifth detection mechanism uses the fourth visual inspection components which are symmetrically arranged above and below and cooperates with related cameras and sensors to detect the upper and lower parts of the oil bottle in detail, such as the quality condition of the bottle bottom and the sealing and appearance details of the bottle cap. This multi-directional and multi-angle layout realizes the full coverage of the appearance of the oil bottle, effectively avoids the detection blind area, greatly improves the comprehensiveness and accuracy of the detection, and ensures that various appearance defects can be found to strictly control the product quality. The first visual inspection components, the second visual inspection components and the third visual inspection components are arranged in a similar structure, which means that they have consistency and relevance in detection principle and function implementation. This not only facilitates standardized production during equipment manufacturing, reduces production cost and difficulty, but also ensures that the appearance of the oil bottle is detected from different positions with similar detection accuracy and method in actual detection, so that the overall detection result is more comparable and reliable, further improving the accuracy of the detection.

[0022] On the basis of the above embodiment, the first visual detection component 31 comprises a first visual detection support 311; the top of the first visual detection support 311 is provided with an adjusting assembly 312; the top of the first visual detection support 311 is movably provided with a mounting support 313; the adjusting assembly 312 can drive the mounting support 313 to move back and forth; a stand 314 is inserted on the mounting support 313; an industrial camera 315 is arranged on the stand 314; and the stand 314 is detachably provided with a plate light source 316. The adjusting assembly in the first visual detection component can drive the mounting support to move back and forth, so that the industrial camera and the plate light source mounted on the support can be flexibly adjusted in the transverse position according to the actual size, placement position and the like of the oil bottle, so as to ensure that the camera can accurately aim at the part of the oil bottle to be detected, and realize accurate detection of oil bottles of different specifications. The third light source in front of the third visual camera in the third detection mechanism can be adjusted and installed, which can flexibly change the angle, brightness and other parameters of the light source according to the appearance material, shape characteristics of the oil bottle and the light conditions of the detection environment, etc., to provide the best lighting environment for camera shooting. No matter what style the oil bottle is and what environment it is in, clear and high-quality images can be obtained for appearance defect analysis, greatly enhancing the adaptability of the equipment to different oil bottle products. The overall structural design makes the equipment can easily cope with the diversified appearance detection needs of oil bottles. Whether it is a common standard specification oil bottle or some special design and irregular shape oil bottle, through the flexible adjustment of the relevant components of each detection mechanism, the appearance detection task can be effectively completed, the universality of the equipment in the oil bottle production industry is improved, and the quality detection requirements in different production scenes are met.

[0023] On the basis of the above embodiment, a through hole is arranged at the center of the plate light source 316; and the shooting light path of the industrial camera 315 passes through the through hole. In the first visual detection component, the plate light source is provided with a through hole, and the shooting light path of the industrial camera passes through the through hole. This ingenious design allows the light emitted by the light source to be uniformly irradiated to the surface of the oil bottle along the camera shooting direction, avoiding the problem of image quality degradation caused by uneven light, reflection or shadow and the like. Similarly, the reasonable matching of the third light source and the third visual camera in the third detection mechanism can also provide suitable lighting conditions for the camera, enhance the clarity, contrast and detail performance of the image, and help to more accurately identify the subtle scratches, stains, color differences and other appearance defects on the surface of the oil bottle, improve the sensitivity and reliability of the detection, and ensure that the detection result truly reflects the appearance quality status of the oil bottle.

[0024] On the basis of the above embodiment, the third detection mechanism 5 comprises a third detection support 51 hung on the belt conveying device; a third visual camera 52 is symmetrically and obliquely arranged on the third detection support 51; and a third light source 53 is adjustably arranged in front of the third visual camera 52.

[0025] On the basis of the above embodiment, the fifth detection mechanism 7 comprises a fourth visual detection assembly 71 symmetrically arranged up and down; a first sensor 72 is arranged on one side of the fourth visual detection assembly 71; and a fifth camera 73 is arranged below the first sensor 72.

[0026] The oil bottle visual detection machine is installed at a suitable position in a production workshop before use, so that the rack is placed stably, the power supply and other related equipment are connected, and each part of the equipment can be normally powered and operated. According to the specifications, sizes and other characteristics of the oil bottles to be detected, the related components in each detection mechanism are preliminarily adjusted. For example, the position of the mounting bracket is adjusted by the adjusting assembly of the first visual detection component in the first detection mechanism, so that the industrial camera and the plate light source are in a suitable initial position, and the corresponding detection area of the oil bottle can be covered; the angle, brightness and other parameters of the third visual camera and the third light source of the third detection mechanism are pre-adjusted; similarly, each component in the fifth detection mechanism is set correspondingly, so that the whole equipment is in a good state of being detected. The oil bottles to be detected are orderly placed at the starting end of the belt conveying device, so that the oil bottles are placed in order, and stable transportation and accurate detection are facilitated.

[0027] The utility model discloses a detection device for oil bottle, which comprises a belt conveying device, a first detection mechanism, a second detection mechanism, a third detection mechanism, a fourth detection mechanism and a fifth detection mechanism. When the oil bottle enters the working area corresponding to the first detection mechanism, the first visual detection components symmetrically arranged on both sides start to work. The light emitted by the plate light source illuminates the surface of the oil bottle through the through hole, and the industrial camera captures a clear image, which is transmitted to the background image processing system for analysis to determine whether there are appearance defects such as scratches and dents on both sides of the oil bottle. Subsequently, the oil bottle reaches the position of the fourth detection mechanism, and the third visual detection components on both sides detect the two sides of the oil bottle from different angles again, supplementing the detection of some parts that may not have been completely covered before, further improving the comprehensiveness and accuracy of the detection. Finally, the oil bottle reaches the fifth detection mechanism, and the fourth visual detection components, the first sensor and the fifth camera symmetrically arranged above and below work cooperatively. The first sensor senses the position of the oil bottle and triggers the corresponding detection action, the fourth visual detection components above and below detect the upper and lower parts of the oil bottle in detail, and the fifth camera captures the image of the key part for comprehensive analysis by the image processing system to determine whether there are appearance defects on the bottom and cap of the oil bottle. The belt conveying device can stably convey the oil bottle, making it pass through each detection mechanism in the preset order, ensuring the continuity and orderliness of the detection process. The oil bottle does not shake or deviate during transportation, allowing each detection mechanism to detect the appearance of the oil bottle in a stable state, avoiding problems such as blurred detection images and inaccurate detection positions caused by unstable transportation, improving the detection efficiency and the credibility of the detection results, achieving a stable and efficient detection process, meeting the large-scale and continuous detection needs on the oil bottle production line, and helping to improve the efficiency and product qualification rate of the entire production process. The overall structure of the device is clear and reasonable, and the detection mechanisms and their internal components are arranged reasonably and have clear functions. Whether it is adjusting the position of the detection components, adjusting the parameters of the light source, or performing routine cleaning, component inspection and replacement maintenance operations, it is relatively simple and easy to operate.The operator can quickly familiarize with the operation process and maintenance points of the equipment, timely handle possible problems in the equipment operation process, ensure long-term stable operation of the equipment, reduce production delay and detection error caused by equipment failure, and further embody the advantages and values of the equipment in actual production application.

[0028] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Although the present application has been disclosed as above with a preferred embodiment, it is not intended to limit the present application. Any person skilled in the art can make equivalent embodiments with slight changes or modifications within the scope of the technical solutions of the present application without departing from the technical solutions of the present application. Any modification, equivalent change and modification of the above embodiments made according to the technical essence of the present application without departing from the technical solutions of the present application still belong to the scope of the technical solutions of the present application.

Claims

1. An oil bottle visual inspection machine, comprising a frame (1) and a belt conveyor arranged on the frame (1), a first detection mechanism (3), a second detection mechanism (4), a third detection mechanism (5), a fourth detection mechanism (6) and a fifth detection mechanism (7) being arranged in sequence along the conveying direction of the belt conveyor; characterized in that, The first detection mechanism (3) comprises first visual detection components (31) which are obliquely and symmetrically arranged on both sides of the belt conveying device; the second detection mechanism (4) comprises second visual detection components (41) which are vertically arranged on one end of the belt conveying device; the third detection mechanism (5) is located above the belt conveying device; the fourth detection mechanism (6) comprises third visual detection components (61) which are symmetrically arranged on both sides of the belt conveying device; the first visual detection components (31), the second visual detection components (41) and the third visual detection components (61) are arranged in a similar structure.

2. The visual inspection machine for oil bottles as claimed in claim 1, wherein: The first visual detection components (31) comprise first visual detection supports (311); the first visual detection supports (311) are provided with adjusting assemblies (312) on the top; the first visual detection supports (311) are movably provided with mounting supports (313) on the top; the adjusting assemblies (312) can drive the mounting supports (313) to move back and forth; the mounting supports (313) are provided with stand columns (314) which are inserted thereinto; the stand columns (314) are provided with industrial cameras (315); the stand columns (314) are detachably provided with plate light sources (316).

3. The machine oil bottle visual inspection machine according to claim 2, wherein: The plate light sources (316) are provided with through holes at the central positions; the shooting light paths of the industrial cameras (315) pass through the through holes.

4. The machine oil bottle visual inspection machine of claim 1, wherein: The third detection mechanism (5) comprises third detection supports (51) which are hung on the belt conveying device; the third detection supports (51) are obliquely and symmetrically provided with third visual cameras (52); the third visual cameras (52) are adjustably provided with third light sources (53) in front of the third visual cameras (52).

5. The machine oil bottle visual inspection machine of claim 1, wherein: The fifth detection mechanism (7) comprises fourth visual detection assemblies (71) which are symmetrically arranged upward and downward; the fourth visual detection assemblies (71) are provided with first sensors (72) on one side; the first sensors (72) are provided with fifth cameras (73) below.

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