AOI hemispherical detection light source

Abstract

The utility model relates to the technical field of AOI detection light sources, in particular to an AOI hemispherical detection light source which comprises a first protective shell, a hemispherical support, a middle light source and side light sources. A shooting opening is formed in the center of the top of the hemispherical support, the two sides of the top of the hemispherical support are fixedly connected with the corresponding inner side faces of the first protection shell correspondingly, and the multiple middle light sources are distributed between the two ends of the top of the hemispherical support in an arc-shaped mode at equal intervals. The plurality of side light sources are respectively and fixedly arranged on the two outer side surfaces of the hemispherical bracket in an equidistant arc-shaped distribution manner; the semi-spherical arc layout is adopted, and the middle light source and the side light source are respectively arranged on the semi-spherical bracket which is integrally cast and formed, so that the installation and use cost is reduced, the installation precision is improved, and meanwhile, details of a detected product can be uniformly polished at different angles and in different colors; therefore, the imaging of the detected object is more stereoscopic, the details are clearer, and the detection efficiency and the detection effect are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of AOI detection light sources, in particular to an AOI hemispherical detection light source. Background Art

[0002] At present, the existing AOI inspection light source adopts a flat-plate layout, and the plug-in lamp strip has a small luminous angle, resulting in a small light source coverage area. As a result, the inspection light source cannot evenly illuminate the details of the inspected product at different angles and colors, resulting in the imaging of the inspected product details not being three-dimensional, affecting the image processing accuracy of the visual inspection system, and thus reducing the inspection efficiency and inspection effect. Utility Model Content

[0003] In order to solve the deficiencies in the prior art, the utility model provides an AOI hemispherical detection light source.

[0004] The technical solution of the utility model is:

[0005] The utility model provides an AOI hemispherical detection light source, comprising a first protective shell, a hemispherical bracket, a central light source and a side light source; a shooting port is provided in the center of the top of the hemispherical bracket, two sides of the top of the hemispherical bracket are respectively fixedly connected to the inner side surfaces corresponding to the first protective shell, a plurality of the central light sources are respectively equidistantly distributed in an arc shape between the two ends of the top of the hemispherical bracket, and a plurality of the side light sources are respectively equidistantly distributed in an arc shape and fixedly arranged on the two outer sides of the hemispherical bracket.

[0006] Furthermore, the central light source is composed of a central bracket, a central LED lamp bead board and a central convex lens; the two ends of the central bracket are respectively fixedly connected to the inner side surfaces corresponding to the two ends of the top of the hemispherical bracket, and a central slot for plugging and installing the central LED lamp bead board is opened on the bottom surface of the central bracket along its length direction, and a central convex lens for covering the central LED lamp bead board is also provided on the bottom surface of the central bracket.

[0007] Furthermore, the side light source includes a side bracket, a side LED lamp bead board (not shown in the drawings), and a side convex lens; the fixed end of the side bracket is fixedly connected to the outer side surface corresponding to the hemispherical bracket, and a side slot for plugging and installing the side LED lamp bead board is opened on the bottom surface of the side bracket along its length direction, and a side convex lens for covering the side LED lamp bead board is also provided on the bottom surface of the side bracket.

[0008] Furthermore, the central light source also includes a central heat dissipation fin group arranged laterally on the top surface of the central bracket.

[0009] Furthermore, the side light source also includes a side heat dissipation fin group laterally arranged on the top surface of the side bracket.

[0010] Furthermore, a plurality of cooling fans for heat dissipation are provided on the inner side of the first protective shell.

[0011] Furthermore, the hemispherical bracket is formed by integral casting.

[0012] The beneficial effects achieved by the utility model are:

[0013] The AOI hemispherical detection light source provided by the utility model adopts a hemispherical arc layout. By respectively installing the central light source and the side light source on an integrally cast hemispherical bracket, not only the installation and use costs are reduced but also the installation accuracy is improved. At the same time, it can realize uniform lighting of the details of the inspected product at different angles and in different colors, making the imaging of the inspected object more three-dimensional and its details clearer, thereby improving the image processing speed and accuracy of the visual inspection system, and thus improving the inspection efficiency and inspection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a structural diagram of the central light source and the side light source. DETAILED DESCRIPTION

[0016] To facilitate those skilled in the art to understand the present invention, the specific embodiments of the present invention are clearly described below in conjunction with the accompanying drawings. It is obvious that the specific embodiments described are only preferred embodiments of the present invention, rather than all embodiments.

[0017] like Figure 1-2As shown, the utility model provides an AOI hemispherical detection light source, which is used on AOI detection equipment to evenly illuminate the LED lamp bead bracket at different angles and colors; it includes a first protective shell (not shown in the drawings), an integrally cast hemispherical bracket 414, a central light source 415 and a side light source 416; a shooting port is provided in the center of the top of the hemispherical bracket 414, and the two sides of the top of the hemispherical bracket 414 are respectively fixedly connected with the inner side surfaces corresponding to the first protective shell by bolts, and several of the central light sources 415 are respectively and equidistantly distributed in an arc shape and fixedly connected between the inner side surfaces at the two ends of the top of the hemispherical bracket 414 by bolts, and several The side light sources 416 are all fixed on the two outer sides of the hemispherical bracket 414 with bolts in an equidistant arc shape, and the inner side of the first protective shell is also provided with a plurality of cooling fans 417 for heat dissipation; adopting a hemispherical arc layout, by installing the central light source and the side light source respectively on the integrally cast hemispherical bracket, not only the installation and use costs are reduced but also the installation accuracy is improved, and at the same time, it can realize uniform lighting of the details of the inspected product at different angles and different colors, so that the imaging of the inspected object is more three-dimensional and its details are clearer, thereby improving the image processing speed and accuracy of the visual inspection system, thereby improving the inspection efficiency and inspection effect.

[0018] The central light source 415 is composed of a central bracket 4151, a central heat dissipation fin group 4152, a central LED lamp bead board 4153 and a central convex lens 4154; the two ends of the central bracket 4151 are respectively fixedly connected with the inner side surfaces corresponding to the two ends of the top of the hemispherical bracket 414 by bolts, and the central heat dissipation fin group 4152 is horizontally arranged on the top surface of the central bracket 4151, which is used to accelerate the heat dissipation of the heat generated by the central LED lamp bead board 4153 during operation. A central slot for inserting and installing the central LED lamp bead board 4153 is opened on the bottom surface of the central bracket 4151 along its length direction, which facilitates the disassembly and replacement of the central LED lamp bead board 4153. A central convex lens 4154 for covering the central LED lamp bead board 4153 is also fixedly provided on the bottom surface of the central bracket 4151 with bolts, which is used to concentrate the light source emitted by the central LED lamp bead board 4153;

[0019] The side light source 416 includes a side bracket 4161, a side heat dissipation fin group 4162, a side LED lamp bead board 4163 (not shown in the drawings), and a side convex lens 4164; the fixed end of the side bracket 4161 is fixedly connected to the outer side surface corresponding to the hemispherical bracket 414 by bolts, and the side heat dissipation fin group 4162 is horizontally arranged on the top surface of the side bracket 4161, for accelerating the heat dissipation of the heat generated during the operation of the side LED lamp bead board 4163. A side slot for plugging and installing the side LED lamp bead board 4163 is opened on the bottom surface of the side bracket 4161 along its length direction, which is convenient for disassembly and replacement of the side LED lamp bead board 4163. A side convex lens 4164 for covering the side LED lamp bead board 4163 is also bolted to the bottom surface of the side bracket 4161, for concentrating the light source emitted by the side LED lamp bead board 4163.

[0020] The above-described embodiments of the present invention do not limit the scope of protection of the present invention. Any modifications, equivalent replacements, and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. An AOI hemispherical detection light source, characterized by: The invention comprises a first protective shell, a hemispherical bracket (414), a central light source (415) and a side light source (416); the two sides of the top of the hemispherical bracket (414) are respectively connected to the inner side surfaces corresponding to the first protective shell; a shooting port is centrally provided at the top of the hemispherical bracket (414); a plurality of the central light sources (415) are respectively equidistantly distributed in an arc shape between the two ends of the top of the hemispherical bracket (414); and a plurality of the side light sources (416) are respectively equidistantly distributed in an arc shape and fixed on the two outer sides of the hemispherical bracket (414).

2. The AOI hemispherical detection light source according to claim 1, characterized in that: The central light source (415) is composed of a central bracket (4151), a central LED lamp bead board (4153), and a central convex lens (4154); the two ends of the central bracket (4151) are respectively fixedly connected to the inner side surfaces corresponding to the two ends of the top of the hemispherical bracket (414); a central slot for inserting and installing the central LED lamp bead board (4153) is provided on the bottom surface of the central bracket (4151) along its length direction; and a central convex lens (4154) for covering the central LED lamp bead board (4153) is also provided on the bottom surface of the central bracket (4151).

3. The AOI hemispherical detection light source according to claim 2, characterized in that: The side light source (416) comprises a side bracket (4161), a side LED lamp bead board (4163), and a side convex lens (4164); the fixed end of the side bracket (4161) is fixedly connected to the outer side surface corresponding to the hemispherical bracket (414); a side slot for inserting and installing the side LED lamp bead board (4163) is provided on the bottom surface of the side bracket (4161) along its length direction; and a side convex lens (4164) for covering the side LED lamp bead board (4163) is also provided on the bottom surface of the side bracket (4161).

4. The AOI hemispherical detection light source according to claim 2, characterized in that: The central light source (415) further comprises a central heat dissipation fin group (4152) arranged transversely on the top surface of the central support (4151).

5. The AOI hemispherical detection light source according to claim 3, characterized in that: The side light source (416) further comprises a side heat dissipation fin group (4162) arranged laterally on the top surface of the side bracket (4161).

6. The AOI hemispherical detection light source according to claim 1, characterized in that: The inner side of the first protective shell is also provided with a plurality of cooling fans (417) for heat dissipation.

7. The AOI hemispherical detection light source according to claim 6, characterized in that: The hemispherical bracket (414) is integrally cast.

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