CN215179746U - Arc-shaped detection light source - Google Patents
Arc-shaped detection light source Download PDFInfo
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- CN215179746U CN215179746U CN202121363439.2U CN202121363439U CN215179746U CN 215179746 U CN215179746 U CN 215179746U CN 202121363439 U CN202121363439 U CN 202121363439U CN 215179746 U CN215179746 U CN 215179746U
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Abstract
The utility model discloses an arc-shaped detection light source, which comprises a light source main body, wherein a mounting groove is arranged in the light source main body, and a light-emitting module is arranged in the mounting groove; the light-emitting module comprises a lamp panel, wherein the lamp panel is of an arc-shaped structure, and a plurality of lamp beads are uniformly distributed on the surface of the lamp panel to form a light-emitting surface. The utility model provides an arc detects light source utilizes the lamp plate of arc structure in order to form curved light emitting area to can be adapted to the defect detection of curved surface or cambered surface, and provide sufficient detection luminance, make comparatively slight defect also can clearly show out on curved surface or the cambered surface, improved the accuracy of testing result, and then reach anticipated detection effect.
Description
Technical Field
The utility model relates to a defect detection technical field especially relates to an arc detects light source.
Background
In order to ensure the product quality, the surface defect detection is required to be carried out on the product in the production process of the product so as to realize the detection of the defects of spots, pits, scratches, color difference, defects and the like on the surface of the product and further ensure the surface quality of the workpiece.
With the advancement of science and technology, the traditional manual inspection method has been gradually replaced by machine vision inspection, which irradiates the surface of a workpiece with a light source, captures the image by an imaging device to obtain an image containing the surface features of the product, and finally analyzes the obtained image to evaluate and analyze the surface defects. In machine vision detection, sufficient irradiation of a light source on a product is a key factor influencing a detection result, and particularly for products with curved surfaces or arc shapes, the traditional light source applied to plane detection is difficult to provide enough detection brightness, and some characteristics such as fine scratches and dirt are difficult to show, so that the detection result is not accurate enough to achieve an expected detection effect.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an arc detects light source solves prior art, adopts traditional being applied to plane detection light source and is difficult to provide sufficient detection luminance, and characteristics such as some comparatively slight mar, filth are difficult to show out, therefore the testing result is not accurate enough, can not reach the problem of anticipated detection effect.
In order to achieve the above object, the present invention provides the following technical solutions:
an arc-shaped detection light source comprises a light source main body, wherein a mounting groove is formed in the light source main body, and a light emitting module is arranged in the mounting groove;
the light-emitting module comprises a lamp panel, wherein the lamp panel is of an arc-shaped structure, and a plurality of lamp beads are uniformly distributed on the surface of the lamp panel to form a light-emitting surface.
Optionally, a light condensing rod is further arranged in the mounting groove, and the light condensing rod is arranged corresponding to the light emitting surface of the lamp panel;
the light-gathering rod is of an arc-shaped structure, and the radian of the light-gathering rod is the same as that of the lamp panel.
Optionally, a diffusion film is further arranged in the mounting groove, and the diffusion film is located on one side, away from the lamp panel, of the light gathering rod;
the diffusion barrier is of an arc-shaped structure, and the radian of the diffusion barrier is the same as that of the lamp panel.
Optionally, the lamp beads are uniformly distributed on the inner arc surface of the lamp panel, and the spotlight rod is arranged on one side close to the inner arc surface of the lamp panel.
Optionally, the lamp beads are uniformly distributed on the outer arc surface of the lamp panel, and the spotlight rod is arranged on one side close to the outer arc surface of the lamp panel.
Optionally, the light source further comprises a cover body connected with the light source main body;
the light source body is internally provided with a water cooling groove, and the groove bottom, the groove wall and the cover body of the water cooling groove are surrounded to form a water cooling cavity.
Optionally, a water inlet for injecting water into the water cooling cavity and a water outlet for draining water from the water cooling cavity are arranged outside the light source main body, and the water inlet and the water outlet are respectively communicated with two ends of the water cooling cavity.
Optionally, the water-cooling chamber is the arc structure, just the water-cooling chamber is located and keeps away from one side of the light emitting area of lamp plate.
Optionally, a sealing groove is further formed in the light source main body, and a sealing cavity is formed by surrounding the groove bottom, the groove wall and the cover body of the sealing groove;
the seal cavity is arranged around the water cooling cavity to form a closed loop.
Optionally, a waterproof adhesive tape is arranged in the sealing cavity, and interference fit is formed between the waterproof adhesive tape and the cavity wall of the sealing cavity and the cover body.
Optionally, the number of the seal cavities is two, and the two seal cavities sequentially surround the water cooling cavity.
Optionally, the outer surfaces of the light source main body and the cover body are provided with heat dissipation teeth, and the heat dissipation teeth are of arc structures.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model provides an arc detects light source utilizes the lamp plate of arc structure in order to form curved light emitting area to can be adapted to the defect detection of curved surface or cambered surface, and provide sufficient detection luminance, make comparatively slight defect also can clearly show out on curved surface or the cambered surface, improved the accuracy of testing result, and then reach anticipated detection effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic structural view of an arc-shaped detection light source provided by the present invention;
fig. 2 is a schematic view of the internal structure of the arc-shaped detection light source provided by the present invention after the cover body is hidden;
fig. 3 is a schematic structural diagram of an arc-shaped detection light source provided by the present invention;
FIG. 4 is a schematic cross-sectional view based on D-D in FIG. 3;
fig. 5 is a schematic cross-sectional view based on E-E in fig. 3.
In the above figures: 10. a light source main body; 11. a cover body; 12. a light source line; 13. a water-cooled cavity; 130. a water cooling tank; 131. a water inlet; 132. a water outlet; 14. sealing the cavity; 140. a sealing groove; 15. a heat dissipating tooth; 20. a light emitting module; 21. a lamp panel; 211. a lamp bead; 22. a light-gathering rod; 23. a diffusion membrane.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Furthermore, the terms "long", "short", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of describing the present invention, but do not indicate or imply that the device or element referred to must have the specific orientation, operate in the specific orientation configuration, and thus, should not be construed as limiting the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1 and fig. 2, an embodiment of the present invention provides an arc detection light source, which includes a light source main body 10 for installing a light emitting module 20, and a cover 11 installed on the light source main body 10, wherein the cover 11 is used for providing a protection effect for the light emitting module 20. In addition, the light source body 10 is provided with a light source line 12 for supplying power and controlling signals to the light emitting module 20.
Wherein, a mounting groove is arranged in the light source main body 10, and the light emitting module 20 is mounted in the mounting groove; light-emitting module 20 includes lamp plate 21, and this lamp plate 21 is the arc structure, and lamp plate 21 surface equipartition has a plurality of lamp pearls 211 in order to form the light emitting area.
It can be understood that the radian of the lamp panel 21 can be adjusted according to actual requirements, and is not limited herein.
In one optional implementation manner of this embodiment, the light emitting surface is located on the intrados surface of the lamp panel 21; the embodiment is suitable for defect detection of the outer side surface of the curved surface or the cambered surface.
In another optional implementation manner of this embodiment, the light emitting surface is located on the outer arc surface of the lamp panel 21; the embodiment is suitable for detecting the defects of the inner side surface of the curved surface or the cambered surface.
In addition, also can all set up the light emitting area on the intrados and the extrados of lamp plate 21 to make this arc detect the light source can be adapted to multiple detection scene, thereby have higher universality.
Further, a light condensing rod 22 is further arranged in the mounting groove, the light condensing rod 22 is arranged corresponding to the light emitting surface of the lamp panel 21, and the illuminating light emitted by the lamp beads 211 on the light emitting surface passes through the light condensing rod 22 and then illuminates the surface to be detected; wherein, the spotlight rod 22 is an arc structure, and the radian of the spotlight rod 22 is the same as that of the lamp panel 21.
The light condensing effect of the light condensing rod 22 can condense the irradiating light rays along all directions of the arc-shaped lamp panel 21 to the axis where the center of the arc-shaped circle is located, so that the brightness of the surface to be detected irradiated is effectively improved, and the purpose of ensuring the detection precision is further achieved.
It can be understood that when the light emitting surface is located on the inner arc surface of the lamp panel 21, the light gathering rod 22 is located on one side close to the inner arc surface of the lamp panel 21; when the light emitting surface is located on the outer arc surface of the lamp panel 21, the light gathering rod 22 is located on the side close to the outer arc surface of the lamp panel 21.
Furthermore, a diffusion film 23 is further arranged in the mounting groove, and the diffusion film 23 is positioned on one side of the light gathering rod 22 away from the lamp panel 21; the diffusion film 23 is of an arc-shaped structure, and the radian of the diffusion film 23 is the same as that of the lamp panel 21.
Referring to fig. 2 to 5, in the present embodiment, a water cooling groove 130 is further formed in the light source main body 10, and a water cooling cavity 13 is formed by enclosing the groove bottom, the groove wall and the cover 11 of the water cooling groove 130.
Specifically, a water inlet 131 for injecting water into the water-cooling cavity 13 and a water outlet 132 for draining water from the water-cooling cavity 13 are arranged outside the light source body 10, and the water inlet 131 and the water outlet 132 are respectively communicated with two ends of the water-cooling cavity 13. The water inlet 131 and the water outlet 132 are respectively connected to a water cooling tank, and the cooling liquid circulates through the water cooling chamber 13, so as to dissipate heat generated by the light emitting module 20 during operation.
It can be understood that water-cooling chamber 13 is the arc structure, and water-cooling chamber 13 is located the one side of the light emitting area of keeping away from lamp plate 21 to better laminate in light-emitting module 20, ensure the radiating effect when not influencing light-emitting module 20's the function of shining.
Further, a sealing groove 140 is further formed in the light source body 10, and a sealing cavity 14 is formed by enclosing the groove bottom and the groove wall of the sealing groove 140 and the cover body 11; the seal chamber 14 is disposed around the water cooling chamber 13 to form a closed loop. Be equipped with waterproof rubber strip in the seal chamber 14, form interference fit between waterproof rubber strip and the chamber wall in seal chamber 14 and the lid 11, form sealing connection structure to avoid the coolant liquid of the inside of water-cooling chamber 13 to leak outward.
In this embodiment, the number of the seal cavities 14 is two, and the two seal cavities 14 are sequentially arranged on the outer side of the water cooling cavity 13 in a surrounding manner, so that a double seal structure is formed, and the seal effect on the water cooling cavity 13 is further enhanced.
Further, the outer surfaces of the light source body 10 and the cover 11 are provided with heat dissipation teeth 15, and the heat dissipation teeth 15 are in an arc structure to adapt to the shape of the light emitting module 20 and provide an effective heat dissipation effect. The number of the heat dissipation teeth 15 is multiple, and the heat dissipation teeth 15 are uniformly distributed on the outer surfaces of the light source body 10 and the cover body 11.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. An arc-shaped detection light source is characterized by comprising a light source main body, wherein a mounting groove is formed in the light source main body, and a light-emitting module is arranged in the mounting groove;
the light-emitting module comprises a lamp panel, wherein the lamp panel is of an arc-shaped structure, and a plurality of lamp beads are uniformly distributed on the surface of the lamp panel to form a light-emitting surface.
2. The arc-shaped detection light source according to claim 1, wherein a light-gathering rod is further arranged in the mounting groove and is arranged corresponding to a light-emitting surface of the lamp panel;
the light-gathering rod is of an arc-shaped structure, and the radian of the light-gathering rod is the same as that of the lamp panel.
3. The arc-shaped detection light source according to claim 2, wherein a diffusion film is further arranged in the mounting groove, and the diffusion film is positioned on one side of the light-gathering rod away from the lamp panel;
the diffusion barrier is of an arc-shaped structure, and the radian of the diffusion barrier is the same as that of the lamp panel.
4. The arc detection light source of claim 3, wherein the lamp beads are uniformly distributed on the inner arc surface of the lamp panel, and the light gathering rod is arranged on one side close to the inner arc surface of the lamp panel.
5. The arc detection light source of claim 3, wherein the lamp beads are uniformly distributed on the extrados of the lamp panel, and the spotlight bar is arranged on one side close to the extrados of the lamp panel.
6. The arc detection light source of claim 1, further comprising a cover coupled to the light source body;
the light source body is internally provided with a water cooling groove, and the groove bottom, the groove wall and the cover body of the water cooling groove are surrounded to form a water cooling cavity.
7. The arc-shaped detection light source according to claim 6, wherein a water inlet for injecting water into the water-cooling cavity and a water outlet for draining water from the water-cooling cavity are arranged outside the light source main body, and the water inlet and the water outlet are respectively communicated with two ends of the water-cooling cavity.
8. The arc detection light source of claim 6, wherein the water cooling cavity is of an arc structure and is located on a side away from the light emitting surface of the lamp panel.
9. The arc-shaped detection light source of claim 6, wherein a sealing groove is further formed in the light source body, and a sealing cavity is formed by the groove bottom and the groove wall of the sealing groove and the cover body in a surrounding manner; the sealing cavity is arranged around the water cooling cavity to form a closed loop;
a waterproof adhesive tape is arranged in the sealing cavity, and interference fit is formed between the waterproof adhesive tape and the cavity wall of the sealing cavity as well as between the waterproof adhesive tape and the cover body;
the sealing cavities are two and sequentially surround the water cooling cavity.
10. The arc detection light source of claim 6, wherein heat dissipation teeth are disposed on outer surfaces of the light source body and the cover body, and the heat dissipation teeth are in an arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121363439.2U CN215179746U (en) | 2021-06-18 | 2021-06-18 | Arc-shaped detection light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121363439.2U CN215179746U (en) | 2021-06-18 | 2021-06-18 | Arc-shaped detection light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215179746U true CN215179746U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121363439.2U Active CN215179746U (en) | 2021-06-18 | 2021-06-18 | Arc-shaped detection light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215179746U (en) |
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2021
- 2021-06-18 CN CN202121363439.2U patent/CN215179746U/en active Active
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