Visual appearance detection workbench
The appearance visual inspection worktable, which combines a three-axis moving device and multiple sensors, solves the problems of limited inspection range and poor environmental adaptability of automated inspection equipment, realizes flexible inspection from multiple directions, and improves the comprehensiveness and accuracy of inspection.
Patent Information
- Application Number
- CN202422645143.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-31
- Publication Date
- 2025-11-04
- Estimated Expiration
- 2034-10-31
AI Technical Summary
Existing automated testing equipment lacks comprehensive testing capabilities, cannot perform accurate testing in complex environments, has a limited testing range, uses simple sensor configurations, and is easily affected by external factors, leading to missed detections and false detections.
Design a visual inspection workbench that uses a three-axis moving device and a combination of various sensors, including barcode scanning sensors, side hole detection sensors, through-beam sensors, large end face detection sensors, small end face detection sensors, and internal hole detection sensors. The three-axis moving device enables flexible multi-directional inspection, and the sensor configuration is rich and diverse to adapt to workpieces of different sizes and shapes.
It improves the comprehensiveness and accuracy of detection, reduces missed detections, enhances anti-interference capabilities, increases work efficiency and detection flexibility, and adapts to precise detection in complex environments.
Smart Images
Figure CN223513142U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to an appearance visual inspection workbench belongs to automatic detection technical field. BACKGROUND
[0002] Appearance visual inspection workbench is an important equipment in modern industrial production, and is widely used in electronic, automobile and many other fields. With the rapid development of automation technology and artificial intelligence, traditional manual detection method is gradually replaced by automatic detection system to improve production efficiency and product quality.
[0003] Currently, traditional manual detection mainly depends on the experience and subjective judgment of workers, which is easily affected by fatigue, environmental factors and individual differences, resulting in missed detection and false detection. The existing automatic detection equipment can only detect specific equipment and cannot realize accurate detection of other instruments. The reason for this limitation is that the current automatic detection platform lacks comprehensive detection capability. The existing detection sensor is usually in a fixed position or has a limited moving range, and is often only for the detection of specific instruments. In dim light environment, the detection structure is easily disturbed by external factors, resulting in false detection. In addition, the detection sensor is too single, either limited to a sensor moving in a specific range or completely dependent on a fixed sensor.
[0004] Therefore, it is necessary to design a new appearance visual inspection workbench that can still achieve accurate detection in complex environments, and the detection range of the workbench should not be limited and can be detected in multiple directions. In addition, the configuration of the detection sensor should be more diverse, combining adjustable position detection and fixed position detection to meet the flexibility and adaptability requirements in automatic detection. UTILITY MODEL CONTENT
[0005] Therefore, the utility model aims to provide an appearance visual inspection workbench that can flexibly adjust the detection position and has various detection methods.
[0006] In order to achieve the above object, the utility model discloses an appearance visual inspection workstation, including three -axis moving device, support platform, the three -axis moving device includes left mobile unit and right mobile unit, the support platform sets up between left mobile unit and right mobile unit, the support platform is provided with the code scanning sensor, and the side hole detection sensor of installing side by side with the code scanning sensor and the opposite -emitting sensor of installing on the diagonal line of support platform, left base and left three -axis moving module of installing in left base are included to the left mobile unit, and the left three -axis moving module is provided with big end surface detection sensor, right base and right three -axis moving module of installing in right base are included to the right mobile unit, and the right three -axis moving module is provided with small end surface detection sensor and inner hole detection sensor.
[0007] The left three -axis moving module and right three -axis moving module are provided with x -axis moving arm, y -axis moving arm of installing in x -axis moving arm and z -axis moving arm of installing in y -axis moving arm.
[0008] The x -axis moving arm is provided with x -axis moving slide, and the y -axis moving arm is installed on the x -axis moving slide, the y -axis moving arm is provided with y -axis moving slide, and the z -axis moving arm is installed on the y -axis moving slide.
[0009] The small end surface detection sensor is installed on the surface of the z -axis moving arm of the right three -axis moving module, the inner hole detection sensor is installed on the side of the z -axis moving arm of the right three -axis moving module, and the big end surface detection sensor is installed on the surface of the z -axis moving arm of the left three -axis moving module.
[0010] The big end surface detection sensor includes the first sensor provided with the auxiliary light source and the second sensor installed above the first sensor, and the small end surface detection sensor includes the third sensor provided with the auxiliary light source and the fourth sensor installed above the third sensor.
[0011] The big end surface detection sensor and the small end surface detection sensor are multiple.
[0012] The surface of the support platform is provided with a track parallel to the edge, and the code scanning sensor and the side hole detection sensor are installed side by side on the track.
[0013] The side hole detection sensor includes the first side hole detection sensor installed close to the surface of the support platform and the second side hole detection sensor with a detection position higher than the first side hole detection sensor.
[0014] The first side hole detection sensor and the second side hole detection sensor are provided with auxiliary light sources.
[0015] A mechanical fixing arm is further arranged above the support platform.
[0016] The utility model discloses an appearance visual detection worktable, is provided with a variety of sensors, for example big end surface detection sensor, small end surface detection sensor and inner hole detection sensor etc., through the integration of different types of sensors, and the worktable can carry out multiple detection simultaneously, thereby ensuring quality control, improve work efficiency, in addition, the design of three -axis mobile device makes the detection range wider, can adapt to the workpiece of different size and shape, provides flexible detection solution, simultaneously, the sensor of different position and direction can carry out detection simultaneously, improves the comprehensiveness and accuracy of detection, reduces the possibility of missing detection. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 It is the structural diagram of the support platform upper surface of the utility model.
[0018] Figure 2 It is the structural diagram of the support platform upper surface of the utility model.
[0019] Figure 3 It is the structural diagram of the support platform upper surface of the utility model.
[0020] Figure 4 It is the structural diagram of the support platform upper surface of the utility model.
[0021] Figure 5 It is the structural diagram of the support platform upper surface of the utility model. DETAILED DESCRIPTION
[0022] The utility model will be further explained in detail through the drawings and specific embodiment.
[0023] As Figures 1-5The utility model discloses a kind of appearance visual inspection workbench, including three-axis moving device 1, support platform 2;The three-axis moving device 1 includes left moving unit 5 and right moving unit 6, and the support platform 2 is arranged between left moving unit 5 and right moving unit 6;The support platform 2 is provided with code scanning sensor 9, and side hole detection sensor 8 installed with code scanning sensor 9 side by side and opposite emission sensor 7 installed on diagonal line of support platform 2;The left moving unit 5 includes left base 52 and left three-axis moving module 51 installed in left base 52, and the left three-axis moving module 51 is provided with large end surface detection sensor 11;The right moving unit 6 includes right base 62 and right three-axis moving module 61 installed in right base 62, and the right three-axis moving module 61 is provided with small end surface detection sensor 12 and inner hole detection sensor 4.Three-axis moving device 1 design makes that sensor can be flexibly moved in multiple directions, improves the comprehensiveness and accuracy of detection, and by simultaneously being provided with code scanning sensor 9, side hole detection sensor 8 and inner hole detection sensor 4 etc., a variety of detection can be carried out simultaneously, improve work efficiency, shorten detection time.
[0024] The left three-axis moving module 51 is provided with left x-axis moving arm 511, left y-axis moving arm 512 installed in left x-axis moving arm 511 and left z-axis moving arm 513 installed in left y-axis moving arm 512;The right three-axis moving module 61 is provided with right x-axis moving arm 611, right y-axis moving arm 612 installed in right x-axis moving arm 611 and right z-axis moving arm 613 installed in right y-axis moving arm 612, for enabling sensor to be positioned to required detection point with high accuracy, improve the accuracy of detection, and allow equipment to realize multidirectional movement in space, can adapt to different shapes and sizes of product detection.
[0025] The left x-axis moving arm 511 is provided with left x-axis moving slide, and the left y-axis moving arm 512 is installed on the left x-axis moving slide;The left y-axis moving arm 512 is provided with left y-axis moving slide, and the left z-axis moving arm 513 is installed on the left y-axis moving slide;The right x-axis moving arm 611 is provided with right x-axis moving slide, and the right y-axis moving arm 612 is installed on the right x-axis moving slide;The right y-axis moving arm 612 is provided with right y-axis moving slide, and the right z-axis moving arm 613 is installed on the right y-axis moving slide, by setting slide structure, reduce the movement friction, ensure that moving arm can move smoothly and stably, improve the overall operation of smoothness, also prolong the service life of equipment.Moreover, through slide structure, moving arm can realize more accurate positioning, adjust the position of moving arm also quickly and flexibly, can adapt to the demand of different detection tasks, so that the repeatability and consistency in detection process are improved.
[0026] The small end face detection sensor 12 is installed on the surface of the right z-axis moving arm 613 of the right three-axis moving module 61, the inner hole detection sensor 4 is installed on the side of the right z-axis moving arm 613 of the right three-axis moving module 61, and the large end face detection sensor 11 is installed on the surface of the left z-axis moving arm 513 of the left three-axis moving module 51. First, different installation positions allow the product to be detected from multiple angles, ensuring that each surface can be effectively checked, improving the comprehensiveness of the detection. Second, the small end face detection sensor 12 and the large end face detection sensor 11 can directly contact the component to be detected, which helps to accurately capture surface defects or abnormalities and improves detection accuracy. Third, the inner hole detection sensor 4 is installed on the side, which can effectively detect the internal structure and ensure the overall quality of the product, including the size and shape of the inner hole. In addition, by concentrating different types of sensors on one module, multiple detections can be performed simultaneously, reducing detection time and improving work efficiency.
[0027] The large end face detection sensor 11 includes a first sensor 111 provided with an auxiliary light source and a second sensor 112 installed above the first sensor 111, and the small end face detection sensor 12 includes a third sensor 121 provided with an auxiliary light source and a fourth sensor 122 installed above the third sensor 121. The design of the auxiliary light source can effectively control the light received by the sensor, improve the ability to capture details of the surface to be detected, and enhance detection accuracy. The large end face detection sensor 11 and the small end face detection sensor 12 are both multiple, by setting multiple sensors in the same position, multi-level detection can be performed, complementing each other, improving the comprehensiveness and reliability of detection. In addition, the combination of multiple sensors enables the system to better correct data when facing environmental changes (such as changes in light), enhancing anti-interference ability.
[0028] The support platform 2 is provided with a track 10 parallel to the edge, and the code scanning sensor 9 and the side hole detection sensor 8 are installed side by side on the track 10. The track 10 effectively utilizes the surface space of the support platform 2, allowing multiple sensors to be installed side by side, reducing the overall occupied area of the equipment. Moreover, the side-by-side installation allows the code scanning sensor 9 and the side hole detection sensor 8 to work simultaneously, shortening the detection time and improving overall work efficiency. In addition, by fixing the sensor position through the track 10, the stability of the sensor during detection is ensured, reducing errors caused by vibration or movement, and the position of the sensor can be easily adjusted according to the needs of different detection tasks, meeting the diversified detection needs.
[0029] The side hole detection sensor 8 includes a first side hole detection sensor 81 installed close to the surface of the support platform 2 and a second side hole detection sensor 82 detecting a position higher than the first side hole detection sensor 81, and the first side hole detection sensor 81 and the second side hole detection sensor 82 are installed at different heights of the same fixed seat 83. This layout enables the sensor to cover a wider detection area, adapting to the detection needs of different product shapes and sizes. The first side hole detection sensor 81 is close to the surface and can effectively capture subtle changes at close range, while the second side hole detection sensor 82 can detect features at a higher position, improving overall sensitivity. The combination of the two sensors can detect side holes from different heights, enhancing the comprehensiveness of the detection and ensuring no omissions, and the sensor configuration at different heights can reduce interference between them, ensuring the accuracy and reliability of data acquisition.
[0030] The first side hole detection sensor 81 and the second side hole detection sensor 82 are both provided with auxiliary light sources, which enable the sensor to adapt to different lighting conditions and ensure stable detection performance in various environments. The auxiliary light sources also help improve the sensor's ability to perceive depth information, enabling it to better identify the shape and size of the side hole.
[0031] A mechanical fixing arm 3 above the support platform 2 is also provided to provide additional fixation for the device to be detected, ensuring the stability of the equipment during detection, reducing vibration and error, and preventing accidental collision or displacement of the sensor, improving safety and reliability during operation.
[0032] In use, the device to be detected is placed on the support platform 2, the mechanical fixing arm 3 above the platform is adjusted to move down, the device to be detected is fixed on the support platform 2, then the code scanning sensor 9 and the side hole detection sensor 8 on the support platform 2 are moved and fixed to the detection position, the platform arrangement is completed, then the large end face detection sensor 11, the small end face detection sensor 12 and the inner hole detection sensor 4 are adjusted to the detection position by the three-axis moving device 1, and the detection begins. During detection, the three-axis moving device 1 performs real-time moving detection, ensuring the comprehensiveness of the detection.
[0033] With the above technical scheme, the appearance visual detection workbench of the utility model is provided with various sensors, such as the large end face detection sensor 11, the small end face detection sensor 12 and the inner hole detection sensor 4, which integrates different types of sensors to enable the workbench to perform multiple detections simultaneously, thereby ensuring quality control and improving work efficiency. In addition, the design of the three-axis moving device 1 enables a wider detection range, which can adapt to workpieces of different sizes and shapes, providing a flexible detection solution. At the same time, sensors at different positions and directions can perform detection simultaneously, improving the comprehensiveness and accuracy of the detection and reducing the possibility of missed detection.
[0034] Obviously, the above embodiments are only examples for clearly illustrating, but not limitation to the embodiments. For ordinary skilled in the art, other different forms of changes or variations can also be made on the basis of the above description. Here, it is not necessary and also impossible to exhaust all the embodiments. The obvious changes or variations derived therefrom are still within the protection scope of the present application.
Claims
1. A visual inspection workbench, characterized in that: The system includes a three-axis moving device and a support platform. The three-axis moving device comprises a left moving unit and a right moving unit, with the support platform positioned between the left and right moving units. The support platform is equipped with a barcode scanner, a side hole detection sensor mounted alongside the barcode scanner, and a through-beam sensor mounted diagonally on the support platform. The left moving unit comprises a left base and a left three-axis moving module mounted on the left base, the left three-axis moving module being equipped with a large end face detection sensor. The right moving unit comprises a right base and a right three-axis moving module mounted on the right base, the right three-axis moving module being equipped with a small end face detection sensor and an inner hole detection sensor.
2. The appearance visual inspection workbench as described in claim 1, characterized in that: Both the left three-axis moving module and the right three-axis moving module are equipped with an x-axis moving arm, a y-axis moving arm mounted on the x-axis moving arm, and a z-axis moving arm mounted on the y-axis moving arm.
3. The appearance visual inspection workbench as described in claim 2, characterized in that: The x-axis movable arm is provided with an x-axis movable slide rail, and the y-axis movable arm is mounted on the x-axis movable slide rail; the y-axis movable arm is provided with a y-axis movable slide rail, and the z-axis movable arm is mounted on the y-axis movable slide rail.
4. The appearance visual inspection workbench as described in any one of claims 2-3, characterized in that: The small end face detection sensor is installed on the surface of the z-axis moving arm of the right three-axis moving module; the inner hole detection sensor is installed on the side of the z-axis moving arm of the right three-axis moving module; and the large end face detection sensor is installed on the surface of the z-axis moving arm of the left three-axis moving module.
5. The appearance visual inspection workbench as described in claim 1, characterized in that: The large end face detection sensor includes a first sensor with an auxiliary light source and a second sensor mounted above the first sensor. The small end face detection sensor includes a third sensor with an auxiliary light source and a fourth sensor mounted above the third sensor.
6. The appearance visual inspection workbench as described in claim 1, characterized in that: There are multiple large end face detection sensors and multiple small end face detection sensors.
7. The appearance visual inspection workbench as described in claim 1, characterized in that: The surface of the support platform is provided with a track parallel to the edge, and the barcode scanning sensor and the side hole detection sensor are installed side by side on the track.
8. The appearance visual inspection workbench as described in claim 1, characterized in that: The side hole detection sensor includes a first side hole detection sensor mounted close to the surface of the support platform and a second side hole detection sensor with a detection position higher than the first side hole detection sensor.
9. The appearance visual inspection workbench as described in claim 8, characterized in that: Both the first side hole detection sensor and the second side hole detection sensor are equipped with auxiliary light sources.
10. The appearance visual inspection workbench as described in any one of claims 5-9, characterized in that: It is also equipped with a mechanical fixed arm located above the support platform.