Surface defect detection device

Abstract

The utility model discloses a surface defect detection device which comprises a base and a detection device, the detection device is arranged on the base; the detection device comprises a detection camera, a connecting frame, a detection platform and a turnover driving device; the detection camera is arranged at the upper end of the connecting frame; the light source is arranged at the lower end of the connecting frame; the detection camera is arranged above the detection platform; a stand column is arranged on the base, and the detection platform is rotationally connected with the stand column; a mounting groove is formed in the middle of the detection platform, and a workpiece is arranged in the mounting groove. According to the utility model, through the arrangement of the base and the detection device, the automatic detection of the surface defects of the workpiece is realized, and the detection efficiency and the production efficiency are improved. The detection device comprises the detection camera, the light source and other assemblies, high-precision detection can be conducted on the surface of the workpiece, surface defects can be effectively found and recorded, and the product quality can be improved.

Description

Technical Field

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

[0002] Surface defect detection devices are often used to detect defects on the surface of materials to ensure product quality. These devices can use different technologies, such as optical detection, ultrasonic detection, magnetic particle detection, etc. In the manufacturing industry, surface defect detection devices are often used to detect surface defects of materials such as metals, plastics, and ceramics so that problems can be discovered and repaired in a timely manner. In the manufacturing industry, surface defect detection devices are often used during the production process to ensure that product quality meets standard requirements. These devices can help manufacturers improve production efficiency, reduce costs, and ensure stable and reliable product quality.

[0003] In the prior art, for example, the technical solution described in the patent with announcement number: CN217931430U: a device for detecting surface defects and side defects of a workpiece, which uses multiple color cameras and light sources to perform comprehensive and efficient detection of the workpiece, increases the defects that cannot be detected by conventional solutions, and improves the detection efficiency. By replacing the lens and adjusting the height of the color camera, it can adapt to workpieces of different sizes; by adopting the method of multiple exposure, the interference between light sources of different cameras can be removed, and the defects of the product can be more prominent.

[0004] In the prior art, the detection of surface defects of a workpiece is performed by manually completing the detection of one side and then detecting the other side of the workpiece. The workpiece surface cannot be detected quickly, which reduces the detection efficiency. Summary of the invention

[0005] The purpose of the utility model is to provide a surface defect detection device to solve the problem in the prior art mentioned in the background technology that the detection of surface defects of a workpiece is performed by manually completing the detection of one side and then detecting the other side of the workpiece, which cannot quickly detect the surface of the workpiece and reduces the detection efficiency.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A surface defect detection device comprises a base and a detection device; wherein the detection device is arranged on the base and is used for detecting surface defects of a workpiece;

[0008] The detection device includes a detection camera, a connecting frame, a detection platform and a flip driving device; wherein the detection camera is arranged at the upper end of the connecting frame, and a light source is arranged at the lower end of the connecting frame, and the light source is used to illuminate the workpiece; the detection camera is arranged above the detection platform;

[0009] A column is arranged on the base, and the detection platform is rotatably connected to the column; a flip driving device is arranged on the side of the column and fixedly connected to the detection platform, and the flip driving device is used to drive the detection platform to flip; a mounting groove is arranged in the middle of the detection platform, and the workpiece is arranged inside the mounting groove.

[0010] According to the above technical solution, a fastening bolt is provided on the detection platform, the fastening bolt is threadedly connected to the detection platform, and the fastening bolt is used to fix the workpiece.

[0011] According to the above technical solution, the detection device also includes a mounting bracket, and the mounting bracket is fixedly arranged on the base.

[0012] According to the above technical solution, a transverse driving device and a longitudinal driving device are also provided on the mounting bracket. The transverse driving device is used to drive the detection camera to move transversely, and the longitudinal driving device is used to drive the detection camera to move longitudinally.

[0013] According to the above technical solution, the transverse drive device includes a first mounting seat, a first motor, a first screw and a fixed plate; wherein the first mounting seat and the fixed plate are respectively arranged on the mounting bracket; the first screw is arranged inside the first mounting seat, and the first motor is connected to the first screw for driving the first screw to rotate; one end of the longitudinal drive device is arranged on the first screw, and the other end of the longitudinal drive device is arranged on the fixed plate.

[0014] According to the above technical solution, a slide groove is arranged in the middle of the fixed plate, and the end of the longitudinal driving device is slidably arranged in the slide groove.

[0015] According to the above technical solution, the longitudinal drive device includes a second mounting seat, a second motor and a second screw, wherein the two ends of the second mounting seat are respectively connected to the fixed plate and the first screw; the second screw is arranged inside the second mounting seat, and the second motor is arranged at the end of the second mounting seat for driving the second screw to rotate.

[0016] According to the above technical solution, the side wall of the second mounting seat is slidably connected to the connecting frame to detect the movement of the camera.

[0017] According to the above technical solution, the connecting frame is connected to a sliding seat, one end of the sliding seat is connected to the second lead screw, and the other end of the sliding seat is sleeved outside the side wall of the second mounting seat and fixedly connected to the connecting frame.

[0018] According to the above technical solution, two sets of flip driving devices are provided, and the two sets of flip driving devices are respectively arranged at two ends of the detection platform.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] In the utility model, by providing a base and a detection device, the loading and unloading of workpieces and the automatic detection of surface defects are realized, thereby improving the detection efficiency and the production efficiency.

[0021] The detection device includes detection cameras, light sources and other components, which can perform high-precision detection on the surface of the workpiece, effectively discover and record surface defects, and help improve product quality. Through the design of the column and flip drive device, the detection platform can be flipped, so that the workpiece can be inspected at different angles, improving the comprehensiveness and flexibility of the detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the internal structure of the utility model;

[0023] Figure 2 For the utility model Figure 1 A schematic diagram of the partially enlarged structure at center A;

[0024] Figure 3 For the utility model Figure 1 A schematic diagram of the partially enlarged structure at B in the middle;

[0025] Figure 4 It is a schematic diagram of the overall structure of the utility model.

[0026] Markings in the figure: 100-base, 200-detection camera, 300-connecting frame, 400-detection platform, 500-light source, 600-column, 700-mounting groove, 800-fastening bolt, 900-mounting bracket, 110-first mounting seat, 111-first motor, 112-first lead screw, 113-fixing plate, 114-slide groove, 115-second mounting seat, 116-second motor, 117-second lead screw, 118-sliding seat. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Embodiment 1

[0029] like Figure 1 and Figure 4 As shown, a surface defect detection device comprises a base 100 and a detection device; wherein the detection device is arranged on the base 100 and is used for detecting surface defects of a workpiece;

[0030] The detection device includes a detection camera 200, a connecting frame 300, a detection platform 400 and a flip driving device; wherein the detection camera 200 is arranged at the upper end of the connecting frame 300, and a light source 500 is arranged at the lower end of the connecting frame 300, and the light source 500 is used to illuminate the workpiece; the detection camera 200 is arranged above the detection platform 400;

[0031] A column 600 is arranged on the base 100, and the detection platform 400 is rotatably connected to the column 600; a flipping drive device is arranged on the side of the column 600 and is fixedly connected to the detection platform 400, and the flipping drive device is used to drive the detection platform 400 to flip; a mounting groove 700 is arranged in the middle of the detection platform 400, and the workpiece is arranged inside the mounting groove 700.

[0032] In the present invention, by providing the base 100 and the detection device, the loading and unloading of the workpiece and the automatic detection of surface defects are realized, thereby improving the detection efficiency and the production efficiency.

[0033] The detection device includes components such as the detection camera 200 and the light source 500, which can perform high-precision detection on the surface of the workpiece, effectively discover and record surface defects, and help improve product quality. Through the design of the column 600 and the flip drive device, the detection platform 400 can be flipped, so that the workpiece can be detected at different angles, which improves the comprehensiveness and flexibility of the detection.

[0034] Embodiment 2

[0035] This embodiment is a further refinement of the first embodiment.

[0036] like Figure 1 As shown, a fastening bolt 800 is provided on the detection platform 400 , and the fastening bolt 800 is threadedly connected to the detection platform 400 , and the fastening bolt 800 is used to fix the workpiece.

[0037] Specifically, when the workpiece needs to be turned over, the workpiece is prevented from falling out of the inside of the mounting groove 700 by fastening the bolts 800 , thereby providing safety for detection.

[0038] The detection device further includes a mounting bracket 900, which is fixedly mounted on the base 100. A lateral drive device and a longitudinal drive device are also arranged on the mounting bracket 900, wherein the lateral drive device is used to drive the detection camera 200 to move lateral, and the longitudinal drive device is used to drive the detection camera 200 to move longitudinally.

[0039] Specifically, two sets of mounting brackets 900 are provided, and the two sets of mounting brackets 900 are respectively provided on the left and right sides of the detection platform 400. Both ends of the lateral drive device are respectively provided on the two sets of mounting brackets 900, and the lateral drive device is provided above the detection platform 400.

[0040] like Figure 3 As shown, the transverse drive device includes a first mounting seat 110, a first motor 111, a first screw 112 and a fixed plate 113; wherein the first mounting seat 110 and the fixed plate 113 are respectively arranged on the mounting bracket 900; the first screw 112 is arranged inside the first mounting seat 110, and the first motor 111 is connected to the first screw 112 for driving the first screw 112 to rotate; one end of the longitudinal drive device is arranged on the first screw 112, and the other end of the longitudinal drive device is arranged on the fixed plate 113.

[0041] Specifically, the first motor 111 drives the first lead screw 112 to rotate, thereby driving the longitudinal drive device to move through the first lead screw 112, thereby adjusting the lateral position of the detection camera 200, so as to facilitate better detection of the surface of the workpiece.

[0042] A slide groove 114 is provided in the middle of the fixing plate 113 , and the end of the longitudinal driving device is slidably disposed in the slide groove 114 .

[0043] like Figure 2 As shown, the longitudinal drive device includes a second mounting seat 115, a second motor 116 and a second lead screw 117, wherein two ends of the second mounting seat 115 are respectively connected to the fixed plate 113 and the first lead screw 112; the second lead screw 117 is arranged inside the second mounting seat 115, and the second motor 116 is arranged at the end of the second mounting seat 115, for driving the second lead screw 117 to rotate.

[0044] Specifically, the second motor 116 drives the second lead screw 117 to rotate, which facilitates the adjustment of the longitudinal position of the detection camera 200. Through the transverse drive device and the longitudinal drive device, the detection camera 200 can be adjusted up and down, left and right, so as to better detect the workpiece.

[0045] The side wall of the second mounting seat 115 is slidably connected to the connecting frame 300 for detecting the movement of the camera 200. The connecting frame 300 is connected to a sliding seat 118, one end of the sliding seat 118 is connected to the second lead screw 117, and the other end of the sliding seat 118 is sleeved outside the side wall of the second mounting seat 115 and fixedly connected to the connecting frame 300.

[0046] Furthermore, the flipping drive device includes a third motor, a pulley and a gear belt; the third motor is connected to the pulley through the gear belt, and the pulley is connected to the detection platform 400, thereby driving the detection platform 400 to rotate and completing the flipping of the workpiece.

[0047] Furthermore, two sets of flip driving devices are provided, and the two sets of flip driving devices are respectively provided at two ends of the detection platform 400 .

[0048] Furthermore, the detection camera 200 adopts an existing device, which will not be described in detail here.

[0049] The working principle of the utility model is as follows: when in use, the workpiece is first placed inside the mounting groove 700 and fixed by tightening the bolts 800, and then the transverse driving device and the longitudinal moving device are started to adjust the light source 500 and the detection camera 200 to detect the surface of the workpiece.

[0050] After the inspection of one side of the workpiece surface is completed, the inspection platform 400 and the workpiece are driven to rotate together by starting the flip drive device to complete the inspection of the other side of the workpiece surface, thereby improving the inspection efficiency.

[0051] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0052] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A surface defect detection device, characterized in that: It comprises a base (100) and a detection device; wherein the detection device is arranged on the base (100) and is used for detecting surface defects of a workpiece; The detection device comprises a detection camera (200), a connecting frame (300), a detection platform (400) and a flip driving device; wherein the detection camera (200) is arranged at the upper end of the connecting frame (300), a light source (500) is arranged at the lower end of the connecting frame (300), and the light source (500) is used to illuminate the workpiece; the detection camera (200) is arranged above the detection platform (400); A column (600) is arranged on the base (100), and the detection platform (400) is rotatably connected to the column (600); a flipping drive device is arranged on the side of the column (600) and is fixedly connected to the detection platform (400), and the flipping drive device is used to drive the detection platform (400) to flip; a mounting groove (700) is arranged in the middle of the detection platform (400), and a workpiece is arranged inside the mounting groove (700).

2. A surface defect detection device according to claim 1, characterized in that: A fastening bolt (800) is arranged on the detection platform (400), the fastening bolt (800) is threadedly connected to the detection platform (400), and the fastening bolt (800) is used to fix the workpiece.

3. A surface defect detection device according to claim 1, characterized in that: The detection device also includes a mounting bracket (900), and the mounting bracket (900) is fixedly arranged on the base (100).

4. A surface defect detection device according to claim 3, characterized in that: A transverse driving device and a longitudinal driving device are also provided on the mounting bracket (900); the transverse driving device is used to drive the detection camera (200) to move transversely, and the longitudinal driving device is used to drive the detection camera (200) to move longitudinally.

5. A surface defect detection device according to claim 4, characterized in that: The transverse drive device comprises a first mounting seat (110), a first motor (111), a first lead screw (112) and a fixing plate (113); wherein the first mounting seat (110) and the fixing plate (113) are respectively arranged on a mounting bracket (900); the first lead screw (112) is arranged inside the first mounting seat (110), and the first motor (111) is connected to the first lead screw (112) for driving the first lead screw (112) to rotate; one end of the longitudinal drive device is arranged on the first lead screw (112), and the other end of the longitudinal drive device is arranged on the fixing plate (113).

6. A surface defect detection device according to claim 5, characterized in that: A slide groove (114) is arranged in the middle of the fixed plate (113), and the end of the longitudinal driving device is slidably arranged in the slide groove (114).

7. A surface defect detection device according to claim 6, characterized in that: The longitudinal drive device comprises a second mounting seat (115), a second motor (116) and a second lead screw (117), wherein two ends of the second mounting seat (115) are respectively connected to the fixing plate (113) and the first lead screw (112); the second lead screw (117) is arranged inside the second mounting seat (115), and the second motor (116) is arranged at the end of the second mounting seat (115) for driving the second lead screw (117) to rotate.

8. A surface defect detection device according to claim 7, characterized in that: The side wall of the second mounting seat (115) is slidably connected to the connecting frame (300) and is used to detect the movement of the camera (200).

9. A surface defect detection device according to claim 8, characterized in that: The connecting frame (300) is connected to a sliding seat (118), one end of the sliding seat (118) is connected to the second lead screw (117), and the other end of the sliding seat (118) is sleeved outside the side wall of the second mounting seat (115) and fixedly connected to the connecting frame (300).

10. A surface defect detection device according to claim 1, characterized in that: Two sets of flip driving devices are provided, and the two sets of flip driving devices are respectively arranged at two ends of the detection platform (400).

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