Surface defect detection device

Abstract

The utility model relates to the technical field of detection equipment, and discloses a surface defect detection device which comprises a first support and a second support, a transmission belt is arranged between the first support and the second support, a camera is arranged above the transmission belt, and rectangular blocks are arranged at the top ends of the first support and the second support. A mounting plate is arranged above the rectangular blocks, supporting inclined plates are fixedly connected between the mounting plate and the first support and between the mounting plate and the second support, electric lifting rods are arranged between the mounting plate and the rectangular blocks, and rotating assemblies are arranged on the sides, away from each other, of the rectangular blocks. The rotating assemblies are arranged on the two sides of the rectangular block, during work, a second servo motor drives long rods to get close to each other to clamp a product, an electric lifter enables the rectangular block to ascend integrally, and a first servo motor drives a connecting rod to drive a sliding block to rotate, so that a clamping plate rotates to drive the product to rotate; the camera performs defect detection on the periphery of the outer wall surface, so that the detection efficiency is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of detection equipment, in particular to a surface defect detection device. Background Art

[0002] In the process of industrial production, it is often necessary to detect the surface defects of some products. In the prior art, the surface defects of products are generally detected and identified directly by human eyes, but this method has the following defects: first, the working efficiency of this method is very low, which is not conducive to saving labor and improving production efficiency; second, due to human factors, especially when large quantities of products need to be tested, the inspectors are prone to eye fatigue, resulting in misjudgment or omission of defects, and the detection accuracy is not high.

[0003] The prior art discloses a surface defect detection device (publication number: CN211602968U), comprising: a conveyor belt is connected to the left side between the front and rear brackets through a transmission mechanism; a telescopic mechanism is provided on the left side of the front bracket; an electric lifting rod is provided on the left side of the rear bracket; a connecting rod is connected to the upper side of the telescopic mechanism and the upper end of the electric lifting rod; a horizontal plate is fixed between the connecting rods on the front and rear sides; and a plurality of No. 1 CCD cameras arranged in parallel front and back are fixed on the lower surface of the horizontal plate.

[0004] The existing technology is suitable for surface defect detection of products of different sizes to improve production efficiency. However, during the detection process, the product is transported to the bottom of the camera via a conveyor belt. The camera performs defect detection on its upper surface, but cannot perform defect detection on the lower surface and sides. If inspection is required, the staff needs to manually flip it over, resulting in low work efficiency.

[0005] Therefore, the present application makes improvements based on the prior art and proposes a surface defect detection device to solve the problems raised in the above background technology. Utility Model Content

[0006] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a surface defect detection device.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a surface defect detection device, comprising a first bracket and a second bracket, a transmission belt is arranged between the first bracket and the second bracket, a camera is arranged above the transmission belt, a rectangular block is arranged at the top of the first bracket and the second bracket, a mounting plate is arranged above the rectangular block, a supporting inclined plate is fixedly connected between the mounting plate and the first bracket and the second bracket, the camera is fixedly installed on the wall surface of the mounting plate on one side close to the transmission belt, an electric lifting rod is arranged between the mounting plate and the rectangular block, a rotating assembly for rotating the product is arranged on the side of the rectangular blocks away from each other, the rotating assembly comprises a long rod, an assembly plate, a first servo motor and a second servo motor, a connecting rod is arranged between the long rod and the first servo motor, a moving block and a threaded rod are arranged between the second servo motor and the long rod, the long rod movably passes through the corresponding rectangular block, and a clamp is fixedly connected to the end of the long rod away from the first servo motor.

[0008] Preferably, an LED light is fixedly mounted on the bottom wall of the mounting plate to provide lighting for the camera. The electric lifting rod is fixedly mounted on both sides of the bottom wall of the mounting plate, and the telescopic end of the electric lift is fixedly connected to the corresponding rectangular block.

[0009] Preferably, a rubber pad is provided on the side of the clamping plate away from the long rod, the assembly plate is L-shaped, and the assembly plate is attached to a wall surface on the side where the first bracket and the second bracket are away from each other.

[0010] Preferably, a collar is movably mounted on one end of the outer wall of the long rod away from the clamping plate through a bearing, and the outer wall of the collar is fixedly connected to the moving block.

[0011] Preferably, the threaded rod movably passes through the moving block, the threaded rod and the long rod are parallel to each other, the second servo motor is fixedly mounted on the assembly plate, one end of the threaded rod is fixedly connected to the output shaft of the second servo motor, and the other end of the threaded rod is movably mounted on a side wall of the assembly plate through a bearing, and the moving block and the long rod are perpendicular to each other.

[0012] Preferably, the top end of the assembly plate is fixedly connected to a support plate, the first servo motor is fixedly mounted on the top end of the support plate, and the output shaft of the first servo motor is fixedly connected to the connecting rod.

[0013] Preferably, a slide groove is provided at one end of the long rod close to the first servo motor, the slide groove is in a cross shape, a sliding block is movably engaged in the slide groove, the sliding block is in a cross shape, and the sliding block is fixedly connected to the connecting rod.

[0014] The utility model provides a surface defect detection device, which has the following beneficial effects:

[0015] (1) This surface defect detection device, in the prior art, the product is transported to the bottom of the camera by a transmission belt, and the camera performs defect detection on the upper surface, but cannot perform defect detection on the lower surface. For this reason, the present application sets a rotating assembly on both sides of the rectangular block. During operation, the second servo motor drives the long rods to approach each other to clamp the product, and the electric lift makes the rectangular block rise as a whole. The first servo motor drives the connecting rod to drive the slider to rotate, so that the clamping plate rotates and then drives the product to rotate. The camera performs defect detection on the outer wall surface for one week, thereby further improving the detection efficiency.

[0016] (2) This surface defect detection device can provide lighting for the camera by installing an LED lamp, so that the device can work at night. By setting an electric lift, the electric lift can change the height of the rectangular block during work, so that the device can meet the requirements of product inspection at different heights.

[0017] (3) In this surface defect detection device, a slide groove is provided at one end of the long rod near the first servo motor. The slide groove is in the shape of a "cross". A slider is movably engaged in the slide groove. The slider is in the shape of a "cross". The slider is fixedly connected to a connecting rod. The connecting rod rotates to drive the slider to rotate. The slider is movably engaged in the long rod. Two clamps clamp the product. The rotation of the slider drives the long rod, the clamp and the product to rotate synchronously. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The three-dimensional structure of a surface defect detection device of the utility model is shown in FIG. Figure 1 ;

[0019] Figure 2 The three-dimensional structure of a surface defect detection device of the utility model is shown in FIG. Figure 2 ;

[0020] Figure 3 This is a schematic diagram of the connection relationship between a camera and a mounting plate of a surface defect detection device of the utility model;

[0021] Figure 4 This is a schematic diagram of the three-dimensional structure of a rotating component of a surface defect detection device of the utility model;

[0022] Figure 5 The utility model is a schematic diagram of the connection relationship between a long rod, a sliding block and a connecting rod of a surface defect detection device.

[0023] Legend:

[0024] 10. First bracket; 11. Second bracket; 12. Transmission belt; 13. Mounting plate; 14. Electric lifting rod; 15. Rectangular block; 16. Rotating assembly; 17. LED light; 18. Camera; 19. Long rod; 20. Clamp; 21. Assembly plate; 22. Support plate; 23. First servo motor; 24. Second servo motor; 25. Connecting rod; 26. Moving block; 27. Threaded rod; 28. Ring; 29. ​​Slide groove; 30. Slider; 31. Support inclined plate. DETAILED DESCRIPTION

[0025] like Figure 1-5 As shown: a surface defect detection device, including a first bracket 10 and a second bracket 11, a transmission belt 12 is arranged between the first bracket 10 and the second bracket 11, a camera 18 is arranged above the transmission belt 12, a rectangular block 15 is arranged at the top of the first bracket 10 and the second bracket 11, a mounting plate 13 is arranged above the rectangular block 15, a supporting inclined plate 31 is fixedly connected between the mounting plate 13 and the first bracket 10 and the second bracket 11, the camera 18 is fixedly installed on a side wall of the mounting plate 13 close to the transmission belt 12, and the mounting plate 13 and the rectangular block 15 are connected to each other. An electric lifting rod 14 is arranged between the blocks 15, and a rotating assembly 16 for rotating the product is arranged on the side of the rectangular blocks 15 away from each other. The rotating assembly 16 includes a long rod 19, an assembly plate 21, a first servo motor 23 and a second servo motor 24. A connecting rod 25 is arranged between the long rod 19 and the first servo motor 23, and a moving block 26 and a threaded rod 27 are arranged between the second servo motor 24 and the long rod 19. The long rod 19 movably penetrates the corresponding rectangular block 15, and the end of the long rod 19 away from the first servo motor 23 is fixedly connected to the clamping plate 20. The camera 18 is the content disclosed in a surface defect detection device (publication number: CN211602968U) in the prior art, which will not be repeated here.

[0026] Specifically, the product of the prior art is transported to the bottom of the camera 18 by the transmission belt 12. The camera 18 performs defect detection on the upper surface but cannot perform defect detection on the lower surface. For this reason, the present application sets a rotating assembly 16 on both sides of the rectangular block 15. During operation, the second servo motor 24 drives the long rods 19 to approach each other to clamp the product, and the electric lifting rod 14 makes the rectangular block 15 rise as a whole. The first servo motor 23 drives the connecting rod 25 to drive the slider 30 to rotate, so that the clamping plate 20 rotates and then drives the product to rotate. The camera 18 performs defect detection on the outer wall surface for one week, thereby further improving the detection efficiency.

[0027] An LED lamp 17 is also fixedly installed on the bottom wall of the mounting plate 13 to provide lighting for the camera 18. The electric lifting rod 14 is fixedly installed on both sides of the bottom wall of the mounting plate 13, and the telescopic end of the electric lifting rod 14 is fixedly connected to the corresponding rectangular block 15.

[0028] Specifically, by installing the LED lamp 17, the camera 18 can be provided with lighting, so that the device can work at night. By setting the electric lift 14, the electric lift 14 changes the height of the rectangular block 15 during operation, so that the device can meet the requirements of product inspection at different heights.

[0029] A rubber pad is provided on one side of the clamping plate 20 away from the long rod 19 . The mounting plate 21 is L-shaped and is mounted against a wall surface on one side of the first bracket 10 and the second bracket 11 away from each other.

[0030] Specifically, by providing a rubber pad on the side of the clamp 20 away from the long rod 19, the product can be protected to avoid being clamped and damaged. By providing the assembly plate 21 in an L shape, the assembly plate 21 is attached to the wall surface on the side away from the first bracket 10 and the second bracket 11. The assembly plate 21 is attached to the first bracket 10 or the second bracket 11 during the lifting process.

[0031] A collar 28 is movably mounted on one end of the outer wall of the long rod 19 away from the clamping plate 20 through a bearing, and the outer wall of the collar 28 is fixedly connected to the moving block 26 .

[0032] Specifically, a collar 28 is sleeved on the outer wall surface of the long rod 19, and the collar 28 and the long rod 19 are interactively connected through a bearing. The collar 28 is fixedly connected to the moving block 26, and the movement of the moving block 26 drives the collar 28 and the long rod 19 to move synchronously.

[0033] The threaded rod 27 movably passes through the moving block 26, and the threaded rod 27 and the long rod 19 are parallel to each other. The second servo motor 24 is fixedly installed on the assembly plate 21, one end of the threaded rod 27 is fixedly connected to the output shaft of the second servo motor 24, and the other end of the threaded rod 27 is movably installed on a side wall of the assembly plate 21 through a bearing, and the moving block 26 and the long rod 19 are perpendicular to each other.

[0034] Specifically, the threaded rod 27 is arranged to movably penetrate the moving block 26 , and the threaded rod 27 and the moving block 26 are in a threaded connection relationship. When the second servo motor 24 is in operation, it drives the threaded rod 27 to rotate, so that the moving block 26 moves.

[0035] The top end of the assembly plate 21 is fixedly connected to a support plate 22 . The first servo motor 23 is fixedly mounted on the top end of the support plate 22 . The output shaft of the first servo motor 23 is fixedly connected to a connecting rod 25 .

[0036] Specifically, the support plate 22 is provided to facilitate installation of the first servo motor 23 . The output shaft of the first servo motor 23 is fixedly connected to the connecting rod 25 . The first servo motor 23 drives the connecting rod 25 to rotate during operation.

[0037] A slide groove 29 is provided at one end of the long rod 19 close to the first servo motor 23 . The slide groove 29 is in a cross shape. A slider 30 is movably engaged in the slide groove 29 . The slider 30 is in a cross shape and is fixedly connected to the connecting rod 25 .

[0038] Specifically, a slide groove 29 is provided at one end of the long rod 19 close to the first servo motor 23, and the slide groove 29 is in a "cross" shape. A slider 30 is movably engaged in the slide groove 29, and the slider 30 is in a "cross" shape. The slider 30 is fixedly connected to the connecting rod 25. The rotation of the connecting rod 25 drives the slider 30 to rotate. The slider 30 is movably engaged in the long rod 19, and the two clamps 20 clamp the product. The rotation of the slider 30 drives the long rod 19, the clamps 20 and the product to rotate synchronously.

[0039] The circuits, electronic components and modules involved are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by this utility model does not involve improvements to software and methods.

[0040] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A surface defect detection device, comprising a first bracket (10) and a second bracket (11), a transmission belt (12) being arranged between the first bracket (10) and the second bracket (11), and a camera (18) being arranged above the transmission belt (12), characterized in that: A rectangular block (15) is arranged at the top of the first bracket (10) and the second bracket (11); a mounting plate (13) is arranged above the rectangular block (15); a supporting inclined plate (31) is fixedly connected between the mounting plate (13) and the first bracket (10) and the second bracket (11); a camera (18) is fixedly mounted on a wall surface of the mounting plate (13) close to the transmission belt (12); an electric lifting rod (14) is arranged between the mounting plate (13) and the rectangular block (15); and a device for adjusting the product is arranged on the side of the rectangular block (15) away from each other. A rotating assembly (16) is provided for rotation. The rotating assembly (16) comprises a long rod (19), an assembly plate (21), a first servo motor (23) and a second servo motor (24). A connecting rod (25) is provided between the long rod (19) and the first servo motor (23). A moving block (26) and a threaded rod (27) are provided between the second servo motor (24) and the long rod (19). The long rod (19) movably passes through the corresponding rectangular block (15). One end of the long rod (19) away from the first servo motor (23) is fixedly connected to a clamping plate (20).

2. The surface defect detection device according to claim 1, characterized in that: An LED lamp (17) is also fixedly mounted on the bottom wall of the mounting plate (13), and the LED lamp (17) provides lighting for the camera (18). The electric lifting rod (14) is fixedly mounted on both sides of the bottom wall of the mounting plate (13), and the telescopic end of the electric lifting rod (14) is fixedly connected to the corresponding rectangular block (15).

3. The surface defect detection device according to claim 1, characterized in that: A rubber pad is provided on the side of the clamping plate (20) away from the long rod (19); the assembly plate (21) is L-shaped and abuts against a wall surface on a side away from the first bracket (10) and the second bracket (11).

4. The surface defect detection device according to claim 1, characterized in that: A collar (28) is movably mounted on the end of the outer wall of the long rod (19) away from the clamping plate (20) via a bearing, and the outer wall of the collar (28) is fixedly connected to the moving block (26).

5. The surface defect detection device according to claim 1, characterized in that: The threaded rod (27) movably penetrates the moving block (26), the threaded rod (27) and the long rod (19) are in a state of being parallel to each other, the second servo motor (24) is fixedly mounted on the assembly plate (21), one end of the threaded rod (27) is fixedly connected to the output shaft of the second servo motor (24), the other end of the threaded rod (27) is movably mounted on a side wall of the assembly plate (21) through a bearing, and the moving block (26) and the long rod (19) are in a state of being perpendicular to each other.

6. The surface defect detection device according to claim 3, characterized in that: The top end of the assembly plate (21) is fixedly connected to a support plate (22), a first servo motor (23) is fixedly mounted on the top end of the support plate (22), and an output shaft of the first servo motor (23) is fixedly connected to a connecting rod (25).

7. The surface defect detection device according to claim 6, characterized in that: A slide groove (29) is provided at one end of the long rod (19) close to the first servo motor (23), the slide groove (29) is in a "cross" shape, a slider (30) is movably engaged in the slide groove (29), the slider (30) is in a "cross" shape, and the slider (30) is fixedly connected to the connecting rod (25).

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