CN212018600U - An automatic detection system combining height gauge and camera - Google Patents

Abstract

The utility model relates to an automatic check out system that altitude gauge and camera combine, including the rotating circular disc platform, the loading attachment has set gradually along the rotating circular disc platform outer fringe, altitude gauge measuring device, camera image acquisition device, non-defective products unloader and substandard product unloader, loading attachment will wait to detect the product and place in the rotating circular disc platform, the rotating circular disc platform is rotatory to be driven to wait to detect the product and carry out product size measurement through altitude gauge measuring device department in proper order, carry out product image acquisition through camera image acquisition device department, the computer carries out analysis and judgment according to the photo of measuring result and shooting and waits to detect the product and be non-defective products or substandard product, the non-defective products are carried out the unloading by non-defective products unloader, the substandard product is carried out the unloading by substandard product unloader. The utility model discloses combine height gauge measurement and camera visual detection to use same set of software control at an equipment, can satisfy the detection to some 3D sizes of product again when the camera detects, detect the precision height, equipment cost is low.

Description

An automatic detection system combining height gauge and camera

technical field

The utility model relates to the technical field of product testing equipment, in particular to an automatic testing system combining a height gauge and a camera.

Background technique

With the continuous improvement of people's quality of life, people's requirements for product quality are getting higher and higher, and in the development of the electronics industry, due to the worldwide development trend of thin and light electronic products, the use of screws, nuts, rivets , stamping parts, plastic parts and even the size of various parts such as camera motors are also miniaturized. Generally speaking, in addition to the failure of normal installation of parts that are defective or do not meet the specifications, other parts may be damaged during forced installation and use. All of them will be screened and tested for good and bad quality, in order to maintain the good quality and efficiency of fastening between product components, and reduce the probability of defective products caused by abnormal fasteners.

Automated inspections have been implemented in the prior art to differentiate between good and defective parts for a huge number of different types of parts.

Most of the existing inspection systems use cameras for image acquisition to detect the size of the product, but some 3D dimensions such as the height of the product bump, the depth of the inner hole, and the thickness or length of the product require high detection accuracy, and the 2D camera cannot complete accurate size measurement. .

Utility model content

The utility model designs an automatic detection system combined with a height gauge and a camera. The technical problem solved by the utility model is that most of the existing detection systems use a camera to collect images to detect the size of the product, but the height of the product protrusion and the depth of the inner hole Some 3D dimensions such as product thickness or length require higher detection accuracy, and 2D cameras cannot complete accurate dimension measurement.

In order to solve the above-mentioned technical problem, the utility model adopts the following scheme:

An automatic detection system combining a height gauge and a camera, characterized in that it comprises a rotating disc platform (1), and a feeding device (2), The height gauge measuring device (3), the camera image acquisition device (4), the good product unloading device (5) and the defective product unloading device (6), the loading device (2) places the product to be tested (7) on the In the rotating disc platform (1), the rotating disc platform (1) rotates and drives the product to be inspected (7) to pass through the height gauge measuring device (3) in order to measure the product size. The product image collection is performed at the camera image collection device (4), and the computer analyzes and judges the to-be-detected product (7) according to the measurement result of the height gauge measurement device (3) and the photos taken by the camera image collection device (4). ) is a good product or a defective product, the computer-controlled good product is unloaded by the good product blanking device (5), and the computer-controlled defective product is blanked by the defective product blanking device (6).

Further, the height gauge measuring device (3) comprises a first servo moving platform mechanism (31) and a height gauge measuring mechanism (32) connected with the first servo moving platform mechanism (31), the first servo moving The platform mechanism (31) drives the height gauge measuring mechanism (32) to move up and down to measure the dimensions of the products (7) to be inspected one by one.

Further, the camera image acquisition device (4) includes a second servo mobile platform mechanism (41) and an industrial camera image acquisition mechanism (42) connected to the second servo mobile platform mechanism (41), the second servo The moving platform mechanism (41) drives the industrial camera image acquisition mechanism (42) to move horizontally, so as to take pictures of the product to be inspected (7) in multiple times to complete all images of the product to be inspected (7) to be photographed. part.

Further, an illuminating device is arranged below the camera image capturing device (4), and a hole for the light of the illuminating device to pass through is opened on the rotating disc platform (1), so that the illuminating device can The product to be inspected (7) on the rotating disc platform (1) below the camera image capturing device (4) is illuminated to ensure the clarity of the photos taken by the camera image capturing device (4).

Further, the feeding device (2) comprises a swing feeding rotary plate (21), a third servo moving platform mechanism (22) and a first vacuum suction feeding connected with the third servo moving platform mechanism (22). Lifting mechanism (23), the first vacuum adsorption feeding lifting mechanism (23) is used for adsorbing the product to be detected (7) on the stationary swinging material feeding rotary plate (21) and moving vertically, the The third servo moving platform mechanism (22) drives the first vacuum suction feeding lifting mechanism (23) to move horizontally to move the to-be-detected product (7) on the swing feeding rotary plate (21) to the desired position. in the rotating disc platform (1).

Further, the good product unloading device (5) includes a fourth servo moving platform mechanism (51), a second vacuum suction feeding lifting mechanism (52) connected to the fourth servo moving platform mechanism (51), and a good product discharging mechanism The conveying mechanism (53), the second vacuum adsorption feeding and lifting mechanism (52) is used for adsorbing the good products on the stationary rotating disc platform (1) and moving vertically, the fourth servo moving platform mechanism (51) The second vacuum suction feeding lifting mechanism (52) is driven to move horizontally to move the good products on the rotating disc platform (1) to the good product discharging and conveying mechanism (53).

Further, the good product discharge conveying mechanism (53) includes a good product discharge conveyor belt (54) and a conveyor belt support (55), and the good product is stacked on the good product discharge conveyor belt (53), when the good product discharge conveyor belt (53) After the good products are stacked to a preset number, the good product discharge conveyor belt (53) drives the good products to move according to a preset distance so that subsequent good products can be stacked again.

Further, the defective product feeding device (6) includes a fifth servo moving platform mechanism (61), a third vacuum suction feeding lifting mechanism (62) connected to the fifth servo moving platform mechanism (61), and a defective product A discharge conveying mechanism (63), the third vacuum suction feeding and lifting mechanism (62) is used to absorb defective products on the stationary rotating disc platform (1) and move vertically, and the fifth servo moving platform mechanism (61) Drive the third vacuum adsorption feeding lifting mechanism (62) to move horizontally to move the defective products on the rotating disc platform (1) to the defective product discharging conveying mechanism (63).

Further, the inferior product discharge conveying mechanism (63) includes a inferior product discharge conveyor belt (64) and a inferior product collection cylinder, and the inferior product discharge conveyor belt (64) drives the inferior product to move and fall into the inferior product. in the collection container.

Further, the outer diameter of the rotating disk platform (1) is less than or equal to 500MM, so as to ensure the flatness of the disk surface of the rotating disk platform (1) to ensure the consistency of detection.

The automatic detection system combined with the height gauge and camera has the following beneficial effects:

(1) The automatic detection system combining the height gauge and the camera of the present invention combines the height gauge measurement and the camera visual inspection in one device and is controlled by the same set of software, which can meet the requirements of the product bump height, The detection of some 3D dimensions such as inner hole depth and product thickness or length has high detection accuracy and low equipment cost.

(2) The industrial camera image acquisition mechanism of the automatic detection system combining the height gauge and the camera of the present invention can move horizontally, so that the product to be tested can be photographed multiple times by using one camera, so that all the products to be tested can be photographed. parts, thereby saving costs.

(3) The good product discharge conveyor belt of the good product discharge conveying mechanism of the automatic detection system combining the height gauge and the camera of the present invention can accurately move the position and stack the good products into a preset number before outputting, thereby ensuring good products. The arrangement is neat and uniform, which is convenient for subsequent processing.

Description of drawings

Fig. 1: The perspective view of the automatic detection system combined with the height gauge of the present utility model and the camera;

Fig. 2: The top view of the automatic detection system combined with the height gauge of the present utility model and the camera;

Figure 3: The side view of the automatic detection system combining the height gauge and the camera of the present invention.

Description of reference numbers:

1—rotating disc platform; 2—feeding device; 21—swinging and feeding rotary plate; 22—third servo moving platform mechanism; 23—first vacuum adsorption feeding and lifting mechanism; 3—height gauge measuring device; 31— 1st servo mobile platform mechanism; 32—height gauge measuring mechanism; 4—camera image acquisition device; 41—second servo mobile platform mechanism; 42—industrial camera image acquisition mechanism; 5—good product blanking device; 51—fourth servo Mobile platform mechanism; 52—Second vacuum adsorption feeding and lifting mechanism; 53—Good product discharge conveyor mechanism; 54—Good product discharge conveyor belt; 55—Conveyor belt bracket; 6—Defective product unloading device; 61—Fifth servo movement Platform mechanism; 62—The third vacuum adsorption feeding and lifting mechanism; 63—Defective product discharge conveying mechanism; 64—Defective product discharge conveyor belt; 7—Products to be tested.

Detailed ways

Below in conjunction with Fig. 1 to Fig. 3, the utility model is further described:

As shown in Figure 1, an automatic detection system combining a height gauge and a camera includes a rotating disc platform 1, and along the outer circumference of the rotating disc platform 1, a feeding device 2, a height gauge measuring device 3, The camera image acquisition device 4, the good product unloading device 5 and the defective product unloading device 6, the loading device 2 places the to-be-tested product 7 on the rotating disc platform 1, and the rotating disc platform 1 rotates to drive the to-be-tested product 7 to pass through in sequence The product size measurement is carried out at the height gauge measuring device 3, and the product image is collected at the camera image collecting device 4. The computer analyzes and judges the product to be detected 7 according to the measurement result of the height gauge measuring device 3 and the photo taken by the camera image collecting device 4. Good products or defective products, the good products are cut by the good product cutting device 5, and the defective products are cut by the defective product cutting device 6.

The outer diameter of the rotating disc platform 1 is less than or equal to 500MM, the machining accuracy is high, and it should be leveled, so as to ensure the flatness of the surface of the rotating disc platform 1 to ensure the consistency of height measurement.

The feeding device 2 includes a swing feeding rotary plate 21, a third servo moving platform mechanism 22 and a first vacuum suction feeding lifting mechanism 23 connected with the third servo moving platform mechanism 22. The plate surface of the swing feeding rotating plate 21 is in line with the The disk surface of the rotary disk platform 1 is flush, the first vacuum suction feeding and lifting mechanism 23 is used to absorb the product to be tested 7 on the static swing material feeding rotary disk 21 and move in the vertical direction, and the third servo moving platform mechanism 22 drives The first vacuum suction feeding lifting mechanism 23 moves in the horizontal direction, so as to move the product to be detected 7 on the swing feeding rotary disk 21 to the rotating disk platform 1; specifically, the third servo moving platform mechanism 22 includes a horizontal Moving platform and horizontal moving support, the first vacuum adsorption feeding lifting mechanism 23 includes several adsorption columns and a vertical moving mechanism, the vertical moving mechanism is arranged on the horizontal moving support, and the adsorption column is arranged on the vertical moving mechanism, Negative pressure gas, suck up the product 7 to be tested, cut off the negative pressure gas, and the product 7 to be tested falls naturally. The vertical moving mechanism is an air cylinder, which directly acts on the adsorption column to make it move in a vertical direction, and the horizontal moving bracket is in the motor. Under the action, move in the horizontal direction relative to the horizontal moving platform.

The height gauge measuring device 3 includes a first servo moving platform mechanism 31 and an height gauge measuring mechanism 32 connected with the first servo moving platform mechanism 31. The first servo moving platform mechanism 31 drives the height gauge measuring mechanism 32 to move in the vertical direction to move one by one. Measure the size of the product to be tested 7; specifically, the first servo moving platform mechanism 31 includes a vertical moving platform and a vertical moving bracket, and the height gauge measuring mechanism 32 is arranged on the vertical moving bracket, and the vertical moving bracket is relatively under the action of the motor. Vertically move the platform to move in the vertical direction.

The camera image acquisition device 4 includes a second servo mobile platform mechanism 41 and an industrial camera image acquisition mechanism 42 connected to the second servo mobile platform mechanism 41. The second servo mobile platform mechanism 41 drives the industrial camera image acquisition mechanism 42 to move horizontally to divide multiple The product 7 to be tested is photographed for the second time to complete all the parts to be photographed of the product to be tested 7; The bracket, the industrial camera image capture mechanism 42 is arranged on the horizontal moving bracket, and the horizontal moving bracket moves in the horizontal direction relative to the horizontal moving platform under the action of the motor; an illumination device is arranged below the camera image capturing device 4 to rotate the disc platform 1 is provided with a hole for the light of the lighting device to pass through, so that the lighting device can illuminate the product to be inspected 7 on the rotating disc platform 1 below the camera image capturing device 4 to ensure that the photo captured by the camera image capturing device 4 is clarity.

The good product unloading device 5 includes a fourth servo moving platform mechanism 51, a second vacuum adsorption feeding and lifting mechanism 52 connected to the fourth servo moving platform mechanism 51, and a good product discharging and conveying mechanism 53. The second vacuum adsorption feeding and lifting mechanism 52 is used for The good products on the stationary rotating disc platform 1 are adsorbed and moved vertically. The fourth servo moving platform mechanism 51 drives the second vacuum suction feeding and lifting mechanism 52 to move horizontally to move the good products on the rotary disc platform 1 to the good product discharge conveying mechanism. 53; specifically, the second vacuum adsorption feeding lifting mechanism 52 has the same structure as the first vacuum adsorption feeding lifting mechanism 23, the fourth servo moving platform mechanism 51 has the same structure as the third servo moving platform mechanism 22, and the good product discharge conveying mechanism 53 includes a good product discharge conveyor belt 54 and a conveyor belt support 55. The conveyor belt support 55 is used to support the good product discharge conveyor belt 54 so that the upper surface of the conveyor belt of the good product discharge conveyor belt 54 is flush with the disk surface of the rotating disc platform 1, The good products are stacked on the good product discharge conveyor belt 53. When the good products are stacked to a preset number, the good product discharge conveyor belt 53 drives the good products to move according to a preset distance so that subsequent good products can be stacked again.

The defective product feeding device 6 includes a fifth servo moving platform mechanism 61 , a third vacuum adsorption feeding and lifting mechanism 62 connected to the fifth servo moving platform mechanism 61 , a defective product discharging and conveying mechanism 63 , and a third vacuum adsorption feeding and lifting mechanism 62 It is used to adsorb the defective products on the stationary rotating disc platform 1 and move vertically. The fifth servo moving platform mechanism 61 drives the third vacuum suction feeding and lifting mechanism 62 to move horizontally to move the defective products on the rotating disc platform 1 to the next level. Specifically, the fifth servo moving platform mechanism 61 has the same structure as the fourth servo moving platform mechanism 51, the third vacuum adsorption feeding and lifting mechanism 62 has the same structure as the second vacuum adsorption feeding and lifting mechanism 52, The defective product discharge conveying mechanism 63 includes a defective product discharge conveyor belt 64 and a defective product collection cylinder. The defective product discharge conveyor belt 64 drives the defective product to move and falls into the defective product collection cylinder. The upper surface is flush with the disk surface of the rotating disk platform 1 .

The working process of the utility model is as follows:

The product 7 to be tested is placed on the swinging and feeding rotary plate 21 along the circumferential direction manually or by a robot. At this time, the first vacuum suction feeding and lifting mechanism 23 is located above the swinging and feeding rotary plate 21, and the swinging and feeding rotary plate is 21 is in a static state, the first vacuum adsorption feeding lifting mechanism 23 moves down and contacts the to-be-detected product 7 located on the swing material feeding rotary plate 21, and the negative pressure gas is passed into the adsorption column, and the first vacuum adsorption feeding lifting mechanism 23 adsorbs Hold the product 7 to be tested and move it up, the third servo moving platform mechanism 22 drives the first vacuum suction feeding lifting mechanism 23 to move to the top of the stationary rotating disc platform 1, the first vacuum suction feeding lifting mechanism 23 moves down, and the negative Press the gas, the product 7 to be tested naturally falls to the rotating disc platform 1, the first vacuum suction feeding lifting mechanism 23 moves up, and the third servo moving platform mechanism 22 drives the first vacuum suction feeding lifting mechanism 23 to move to the swinging material feeding The above steps are repeated above the rotating plate 21 , and the swinging material feeding rotating plate 21 rotates a certain angle before the first vacuum suction feeding lifting mechanism 23 moves back above the swinging material feeding rotating plate 21 to match the removal action of the feeding device 2 .

The rotating disc platform 1 rotates at a certain angle, so that the product to be tested 7 moves to the bottom of the height gauge measuring device 3, and the height gauge measuring mechanism 32 moves down to measure the product to be tested 7 below it and transmit the measurement data to the computer. The height gauge measuring mechanism 32 moves up, the rotating disc platform 1 rotates at a certain angle, and the height gauge measuring device 3 repeats the above steps to measure.

The product 7 to be inspected moves under the camera image capture device 4, the industrial camera image capture mechanism 42 takes a picture of one end of the product to be inspected 7, and then the industrial camera image capture mechanism 42 moves horizontally with the horizontal moving bracket, and the other end of the product to be inspected 7 moves horizontally. When taking pictures, the horizontal movement of the camera can be set to any number of times. When the camera cannot take pictures at one time, it can be divided into multiple movements to take pictures.

The computer analyzes and judges whether the product 7 to be tested is a good or defective product according to the measurement result of the height gauge measuring device 3 and the photo taken by the camera image acquisition device 4. The good product is cut by the good product cutting device 5, and the defective product is cut by the defective product The device 6 performs unloading, and the good products are stacked on the good product discharge conveyor belt 53. When the good products are stacked to a preset number, the good product discharge conveyor belt 53 drives the good products to move according to the preset distance, so that subsequent good products can be re-processed. stacked.

The present utility model has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the realization of the present utility model is not limited by the above-mentioned methods, as long as various improvements made by the method concept and technical scheme of the present utility model are adopted, or the improvement is not carried out. If the concept and technical solution of the present invention are directly applied to other occasions, they are all within the protection scope of the present invention.

Claims (10)

1. An automatic detection system that height gage and camera combine, its characterized in that: the device comprises a rotary disc platform (1), a feeding device (2), a height gauge measuring device (3), a camera image collecting device (4), a good product blanking device (5) and a defective product blanking device (6) are sequentially arranged along the circumferential direction of the outer edge of the rotary disc platform (1), a product (7) to be detected is placed in the rotary disc platform (1) by the feeding device (2), the rotary disc platform (1) rotates to drive the product (7) to be detected to sequentially pass through the height gauge measuring device (3) for product size measurement, pass through the camera image collecting device (4) for product image collection, a computer analyzes and judges whether the product (7) to be detected is a good product or a defective product according to the measuring result of the height gauge measuring device (3) and the picture shot by the camera image collecting device (4), the computer controls the good products to be discharged by the good product discharging device (5), and the computer controls the defective products to be discharged by the defective product discharging device (6).

2. The combined height gauge and camera automatic detection system of claim 1, wherein: the height gauge measuring device (3) comprises a first servo moving platform mechanism (31) and a height gauge measuring mechanism (32) connected with the first servo moving platform mechanism (31), and the first servo moving platform mechanism (31) drives the height gauge measuring mechanism (32) to move up and down so that the products (7) to be detected can be subjected to size measurement one by one.

3. The combined height gauge and camera automatic detection system of claim 1, wherein: the camera image acquisition device (4) comprises a second servo moving platform mechanism (41) and an industrial camera image acquisition mechanism (42) connected with the second servo moving platform mechanism (41), and the second servo moving platform mechanism (41) drives the industrial camera image acquisition mechanism (42) to horizontally move so as to shoot the product to be detected (7) for multiple times to shoot all parts to be shot of the product to be detected (7).

4. The combined height gauge and camera automatic detection system of claim 3, wherein: the camera image acquisition device is characterized in that an illuminating device is arranged below the camera image acquisition device (4), and a hole for light of the illuminating device to penetrate is formed in the rotary disc platform (1), so that the illuminating device can illuminate the product (7) to be detected on the rotary disc platform (1) below the camera image acquisition device (4) to ensure the definition of a picture shot by the camera image acquisition device (4).

5. The combined height gauge and camera automatic detection system of claim 1, wherein: the feeding device (2) comprises a material swinging and feeding rotating disk (21), a third servo moving platform mechanism (22) and a first vacuum adsorption feeding lifting mechanism (23) connected with the third servo moving platform mechanism (22), the first vacuum adsorption feeding lifting mechanism (23) is used for adsorbing and keeping static the product (7) to be detected on the material swinging and feeding rotating disk (21) and moves vertically, and the third servo moving platform mechanism (22) drives the first vacuum adsorption feeding lifting mechanism (23) to move horizontally so as to move the product (7) to be detected on the material swinging and feeding rotating disk (21) into the rotating disk platform (1).

6. The combined height gauge and camera automatic detection system of claim 1, wherein: non-defective products unloader (5) include fourth servo moving platform mechanism (51), with second vacuum adsorption pay-off elevating system (52) and non-defective products ejection of compact conveying mechanism (53) that fourth servo moving platform mechanism (51) are connected, second vacuum adsorption pay-off elevating system (52) are used for adsorbing statically non-defective products and vertical movement on rotating disc platform (1), fourth servo moving platform mechanism (51) drive second vacuum adsorption pay-off elevating system (52) horizontal migration from with non-defective products on rotating disc platform (1) move extremely on non-defective products ejection of compact conveying mechanism (53).

7. The combined height gauge and camera automatic detection system of claim 6, wherein: the non-defective products discharging and conveying mechanism (53) comprises a non-defective products discharging and conveying belt (54) and a conveying belt support (55), the non-defective products are stacked on the non-defective products discharging and conveying belt (54), and when the non-defective products are stacked to the preset number, the non-defective products discharging and conveying belt (54) drives the non-defective products to move according to the preset distance so that the subsequent non-defective products can be stacked again.

8. The combined height gauge and camera automatic detection system of claim 1, wherein: the defective product discharging device (6) comprises a fifth servo moving platform mechanism (61), a third vacuum adsorption feeding and lifting mechanism (62) and a defective product discharging and conveying mechanism (63), the third vacuum adsorption feeding and lifting mechanism (62) is connected with the fifth servo moving platform mechanism (61) and is used for adsorbing a defective product on the static rotary disc platform (1) and vertically moving, and the fifth servo moving platform mechanism (61) drives the third vacuum adsorption feeding and lifting mechanism (62) to horizontally move so as to move the defective product on the rotary disc platform (1) to the defective product discharging and conveying mechanism (63).

9. The combined height gauge and camera automatic detection system of claim 8, wherein: the defective product discharging and conveying mechanism (63) comprises a defective product discharging and conveying belt (64) and a defective product collecting barrel, and the defective product discharging and conveying belt (64) drives the defective product to move and fall into the defective product collecting barrel.

10. The combined automatic height gauge and camera detection system according to any one of claims 1 to 9, wherein: the outer diameter of the rotary disc platform (1) is less than or equal to 500MM, so that the flatness of the disc surface of the rotary disc platform (1) is ensured to ensure the consistency of detection.

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