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CN-224203051-U - Surface detection device

CN224203051UCN 224203051 UCN224203051 UCN 224203051UCN-224203051-U

Abstract

The utility model relates to the technical field of machine vision detection, and discloses a surface detection device for detecting a workpiece to be detected, which is provided with a groove at the top, and comprises a mounting frame; the device comprises a mounting frame, a first strip-shaped light source, a high-brightness strip-shaped light source, a planar coaxial light source, a detection camera and a detection camera, wherein the mounting frame is rotatably arranged on the mounting frame and positioned at one side of the top of the first strip-shaped light source and used for emitting light to the peripheral fillets at the top of the workpiece to be detected and the groove walls of the groove, the planar coaxial light source is arranged at one side of the top of the mounting frame and positioned at one side of the top of the high-brightness strip-shaped light source and used for emitting light to the groove of the workpiece to be detected, and the detection camera is used for photographing the workpiece to be detected and is arranged at one side of the top of the planar coaxial light source. The surface detection device can more accurately and rapidly detect the workpiece to be detected with the groove at the top.

Inventors

  • ZHANG ZIHAO

Assignees

  • 广东奥普特科技股份有限公司

Dates

Publication Date
20260505
Application Date
20250324

Claims (10)

  1. 1. A surface inspection apparatus for inspecting a workpiece having a recess in the top thereof, comprising: A mounting frame (1); The first strip-shaped light source (2) is rotatably arranged on the mounting frame (1) and is used for emitting light rays to the outer side surface of the workpiece to be tested; The high-brightness strip-shaped light source (3) is rotatably arranged on the mounting frame (1) and positioned at one side of the top of the first strip-shaped light source (2) and is used for emitting light to the peripheral round corners at the top of the workpiece to be detected and the groove walls of the grooves; The plane coaxial light source (4) is arranged on one side of the top of the mounting frame (1), and the plane coaxial light source (4) is positioned on one side of the top of the highlight strip-shaped light source (3) and is used for emitting light rays to a groove of a workpiece to be tested; and the detection camera (5) is used for photographing the workpiece to be detected, and the detection camera (5) is arranged on one side of the top of the plane coaxial light source (4).
  2. 2. The surface detection device according to claim 1, wherein a first rotating shaft (21) is mounted on the first strip-shaped light source (2), a first rotating hole for matching the first rotating shaft (21) is formed in the mounting frame (1), a first adjusting arc hole (101) is formed in the mounting frame (1) around the first rotating hole, and a first sliding column (22) capable of sliding along the first adjusting arc hole (101) is further mounted on the first strip-shaped light source (2); Install second pivot (31) on high bright bar light source (3), mounting bracket (1) are provided with and are used for matching the second rotation hole of second pivot (31), just wind on mounting bracket (1) second rotation hole is provided with second adjustment arc hole (102), still install on high bright bar light source (3) can follow second slip post (32) that second adjustment arc hole (102) slided.
  3. 3. The surface inspection apparatus according to claim 1, wherein the first strip light source (2) includes a first housing (23), a first lamp panel (24) installed in the first housing (23), and a diffusion plate (25) installed on a light emitting side of the first lamp panel (24), the diffusion plate (25) being fixedly connected with the first housing (23); The high-brightness strip-shaped light source (3) comprises a second shell (33), a second lamp panel (34) arranged in the second shell (33) and a light condensing rod (35) arranged on the light emitting side of the second lamp panel (34), and the light condensing rod (35) is fixedly connected with the second shell (33).
  4. 4. The surface detection device according to claim 1, characterized in that the first strip-shaped light source (2) is pivoted with the mounting frame (1) through a first rotating shaft (21), and a first rotating driving device is mounted on the mounting frame (1), and the first rotating driving device is in transmission connection with the first rotating shaft (21).
  5. 5. The surface inspection apparatus of claim 1, further comprising a first link (61), a second link (62), and a telescoping rod assembly (63); The first strip-shaped light source (2) is pivoted with the mounting frame (1) through a first rotating shaft (21), and the first rotating shaft (21) is fixedly connected with the first connecting rod (61); The high-brightness strip-shaped light source (3) is pivoted with the mounting frame (1) through a second rotating shaft (31), and the second rotating shaft (31) is fixedly connected with the cylinder body of the telescopic rod assembly (63); both ends of the second connecting rod (62) are respectively hinged with the telescopic shaft of the telescopic rod assembly (63) and the first connecting rod (61).
  6. 6. The surface detection device according to claim 5, wherein the mounting frame (1) is further provided with a mounting block (71), and the mounting block (71) is detachably provided with a pressing rod (72) for pressing the second connecting rod (62).
  7. 7. The surface detection device according to claim 6, wherein the compression bar (72) is used for compressing an end portion of the second connecting rod (62) and is sleeved with an elastic sleeve (73), and the elastic sleeve (73) abuts against the second connecting rod (62).
  8. 8. The surface inspection apparatus of claim 5, wherein the telescoping rod assembly (63) is an electric telescoping rod.
  9. 9. The surface inspection device according to claim 1, characterized in that the inspection camera (5) comprises a camera body (51), a lens body (52) and a camera holder (53) fixedly connected with the mounting frame (1); The camera body (52) is mounted on the camera body (51), and the camera body (51) is fixedly connected with the camera fixing seat (53).
  10. 10. Surface detection device according to claim 1, characterized in that the first bar-shaped light source (2) and the highlight bar-shaped light source (3) are each provided with four.

Description

Surface detection device Technical Field The utility model relates to the technical field of machine vision detection, in particular to a surface detection device. Background In the technical field of machine vision detection, a light source is one of important component parts, and the quality of the light source directly influences the detection efficiency and the detection precision. The surface detection light source has poor detection effect on the workpiece with the groove at the top, can only play a good illumination effect on the bottom wall of the groove, and cannot accurately highlight the defects on the inner wall surface of the groove, the peripheral fillet and the outer side surface of the workpiece, so that the detection is required to be carried out for many times at other detection stations, and the detection efficiency is low. In view of the foregoing, it is desirable to design a surface inspection apparatus that can more accurately and quickly inspect a workpiece to be inspected having a groove in the top. The above information is presented as background information only to aid in the understanding of the present disclosure and is not intended or admitted to be prior art relative to the present disclosure. Disclosure of utility model The utility model provides a surface detection device which can more accurately and rapidly detect a workpiece to be detected, wherein the top of the workpiece is provided with a groove. In order to achieve the above object, the present utility model provides the following technical solutions: a surface inspection apparatus for inspecting a workpiece to be inspected having a recess in a top thereof, comprising: a mounting frame; the first strip-shaped light source is rotatably arranged on the mounting frame and used for emitting light rays to the outer side surface of the workpiece to be tested; The high-brightness strip-shaped light source is rotatably arranged on the mounting frame and positioned at one side of the top of the first strip-shaped light source and is used for emitting light to the peripheral fillets at the top of the workpiece to be tested and the groove walls of the grooves; The plane coaxial light source is arranged on one side of the top of the mounting frame, is positioned on one side of the top of the highlight strip-shaped light source and is used for emitting light rays to the groove of the workpiece to be tested; And the detection camera is used for photographing the workpiece to be measured and is arranged on one side of the top of the plane coaxial light source. Optionally, a first rotating shaft is installed on the first strip-shaped light source, the mounting frame is provided with a first rotating hole for matching with the first rotating shaft, a first adjusting arc hole is formed on the mounting frame around the first rotating hole, and a first sliding column capable of sliding along the first adjusting arc hole is also installed on the first strip-shaped light source; Install the second pivot on the high bright bar-shaped light source, the mounting bracket is provided with and is used for matching the second rotation hole of second pivot, just wind on the mounting bracket the second rotation hole is provided with the second and adjusts the arc hole, still install on the high bright bar-shaped light source can follow the gliding second slip post in second adjustment arc hole. Optionally, the first strip light source includes a first housing, a first lamp panel installed in the first housing, and a diffusion plate installed on a light emitting side of the first lamp panel, where the diffusion plate is fixedly connected with the first housing; The high-brightness strip-shaped light source comprises a second shell, a second lamp panel arranged in the second shell and a light condensing rod arranged on the light emitting side of the second lamp panel, and the light condensing rod is fixedly connected with the second shell. Optionally, the first bar-shaped light source is pivoted with the mounting frame through a first rotating shaft, a first rotating driving device is mounted on the mounting frame, and the first rotating driving device is in transmission connection with the first rotating shaft. Optionally, the surface detection device further comprises a first connecting rod, a second connecting rod and a telescopic rod assembly, wherein the first strip-shaped light source is pivoted with the mounting frame through a first rotating shaft, and the first rotating shaft is fixedly connected with the first connecting rod; The high-brightness strip-shaped light source is pivoted with the mounting frame through a second rotating shaft, and the second rotating shaft is fixedly connected with the cylinder body of the telescopic rod assembly; And two ends of the second connecting rod are respectively hinged with the telescopic shaft of the telescopic rod assembly and the first connecting rod. Optionally, the mounting frame is further provided