CN-224203056-U - Visual inspection device

Abstract

The utility model relates to the technical field of machine vision detection and discloses a vision detection device which comprises a conical shell, a rotary adjusting device, a detection camera and a detection camera, wherein a conical light-emitting lamp panel is arranged on the inner side wall of the conical shell, a detection through hole for facing a workpiece is formed in the conical shell, the rotary adjusting device is connected with the top of the conical shell and used for driving the conical shell to rotate around the central line of the conical shell, the detection camera is fixedly connected with the conical shell, and a lens of the detection camera faces the detection hole. The visual detection device can well finish detection work on the premise of saving the cost of the device.

Inventors

• ZHONG CHAO
• LIU YING
• ZHAO HUABIN

Assignees

• 广东奥普特科技股份有限公司

Dates

Publication Date

20260505

Application Date

20250506

Claims (10)

1. 1. A visual inspection apparatus, comprising: The cone-shaped shell (1), wherein a cone-shaped light-emitting lamp panel (2) is arranged on the inner side wall of the cone-shaped shell (1), and a detection through hole (11) for facing a workpiece is formed in the cone-shaped shell (1); The rotary adjusting device (3) is connected with the top of the conical shell (1) and is used for driving the conical shell (1) to rotate around the central line of the conical shell (1); The detection camera (4) is fixedly connected with the conical shell (1), and a lens of the detection camera (4) is opposite to the detection hole.
2. 2. Visual inspection device according to claim 1, characterized in that the inspection through holes (11) are provided with at least three, all the inspection through holes (11) being arranged in a circumferential array around the centre line of the cone-shaped housing (1); The cone-shaped light-emitting lamp panel (2) is equally divided into at least three fan-shaped light-emitting areas, each fan-shaped light-emitting area is provided with a through hole (21) which is opposite to one detection through hole (11), and the aperture of the through hole (21) is not smaller than the aperture of the detection through hole (11); the light-emitting colors of the two adjacent fan-shaped light-emitting areas are different, and each fan-shaped light-emitting area can be independently opened and closed.
3. 3. Visual inspection apparatus according to claim 2, characterized in that the lens of the inspection camera (4) passes through the inspection through hole (11) and the through hole (21) in sequence.
4. 4. The visual inspection device according to claim 1, further comprising a top plate (5) fixedly connected to the cone-shaped housing (1), the top plate (5) shielding a top opening of the cone-shaped housing; The rotation adjusting device (3) is fixedly connected with the top plate (5).
5. 5. The visual inspection device according to claim 4, characterized in that the top plate (5) is provided with a protrusion (51) for positioning the cone-shaped light-emitting lamp panel (2); The cross section of the bulge (51) perpendicular to the central line of the conical shell (1) is circular.
6. 6. The visual inspection device of claim 5, wherein the protrusion (51) is further provided with a light supplementing light panel for downward light emission.
7. 7. The visual inspection device according to claim 1, wherein the cone-shaped housing (1) is further provided with an annular supporting portion (12) for supporting the cone-shaped light-emitting lamp panel (2); The annular bearing part (12) is positioned at the bottom end of the conical shell and surrounds the light outlet of the conical shell (1).
8. 8. Visual inspection device according to claim 1, characterized in that the rotation adjustment device (3) is a rotary cylinder, a rotary drive platform or a rotary drive motor.
9. 9. Visual inspection device according to claim 1, characterized in that the rotation adjustment device (3) is electrically connected with the inspection camera (4).
10. 10. The visual inspection device according to claim 1, wherein the cone-shaped light-emitting lamp panel (2) comprises a circuit board attached to the inner side wall of the cone-shaped housing (1) and lamp beads mounted on the circuit board.

Description

Visual inspection device Technical Field The utility model relates to the technical field of machine vision detection, in particular to a vision detection device. Background With the progress of production technology, machine vision detection devices are increasingly applied to product detection, and surface defects of products can be well found. The conventional visual inspection device generally comprises a light source and an inspection camera, wherein the light source is fixedly installed on a frame and emits light to a workpiece at a set position, the inspection camera is installed on one side of the light source and is fixedly connected with the frame, the inspection camera is generally only suitable for inspecting the top surface of the workpiece, and the situation of a specific area of the periphery of the columnar workpiece cannot be well inspected when the columnar workpiece rotates due to vibration or other reasons in the conveying process. In order to realize detection of a specific area of the periphery of the columnar workpiece, a plurality of light sources and a plurality of detection cameras are generally required to be arranged around the detection station, which is obviously disadvantageous in saving production cost. In view of this, there is a need to design a visual inspection apparatus that can perform inspection well with reduced apparatus costs. 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 visual detection device which can well finish detection work on the premise of saving the cost of the device. In order to achieve the above object, the present utility model provides the following technical solutions: a visual inspection apparatus comprising: The conical shell is provided with a conical light-emitting lamp panel on the inner side wall of the conical shell, and a detection through hole for facing to a workpiece; The rotary adjusting device is connected with the top of the conical shell and is used for driving the conical shell to rotate around the central line of the conical shell; And the detection camera is fixedly connected with the conical shell, and the lens of the detection camera is opposite to the detection hole. Optionally, at least three detection through holes are provided, and all the detection through holes are circumferentially arrayed around the central line of the conical shell; The cone-shaped light-emitting lamp panel is equally divided into at least three fan-shaped light-emitting areas, each fan-shaped light-emitting area is provided with a through hole opposite to one detection through hole, and the aperture of the through hole is not smaller than that of the detection through hole; the light-emitting colors of the two adjacent fan-shaped light-emitting areas are different, and each fan-shaped light-emitting area can be independently opened and closed. Optionally, the lens of the detection camera sequentially passes through the detection through hole and the through hole. Optionally, the device further comprises a top plate fixedly connected with the conical shell, and the top plate shields the top opening of the conical shell; The rotation adjusting device is fixedly connected with the top plate. Optionally, a protrusion for positioning the conical light-emitting lamp panel is arranged on the top plate; The cross section of the protrusion perpendicular to the central line of the cone-shaped shell is circular. Optionally, a light supplementing lamp panel for downward light emission is further installed on the protrusion. Optionally, an annular bearing part for bearing the conical light-emitting lamp panel is further arranged on the conical shell; The annular bearing part is positioned at the bottom end of the conical shell and surrounds the light outlet of the conical shell. Optionally, the rotation adjusting device is a rotary cylinder, a rotary driving platform or a rotary driving motor. Optionally, the rotation adjustment device is electrically connected with the detection camera. Optionally, the cone-shaped light-emitting lamp panel comprises a circuit board attached to the inner side wall of the cone-shaped shell and lamp beads mounted on the circuit board. Compared with the prior art, the utility model has the following beneficial effects: According to the visual detection device, the conical shell is arranged on one side of the top of a workpiece, the conical light-emitting lamp panel arranged on the inner side wall of the conical shell can well illuminate the top and the outer peripheral side face of the workpiece, the detection camera is arranged on the conical shell and can carry out shooting detection on the workpiece through the detection through hole, in the embodiment, the rotary adjustment device can drive the whole conical shell to rot