CN218481750U - Light-emitting angle adjustable light source and detection device - Google Patents
Light-emitting angle adjustable light source and detection device Download PDFInfo
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- CN218481750U CN218481750U CN202222795756.2U CN202222795756U CN218481750U CN 218481750 U CN218481750 U CN 218481750U CN 202222795756 U CN202222795756 U CN 202222795756U CN 218481750 U CN218481750 U CN 218481750U
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Abstract
The utility model relates to a surface defect detects technical field, discloses an adjustable light source of light-emitting angle and detection device, include: the shell is provided with an arc-shaped slideway; the light gathering device is fixed on the shell; the lamp panel is slidably arranged in the arc-shaped slide way, and is provided with a lamp bead; the lamp panel can be driven to slide along the arc-shaped slide way and can be coaxial with the condenser at least at the first lighting position and the second lighting position; when the lamp plate was located first position of lighting a light and the position is lighted to the second, the emergent ray of lamp pearl is at first spotlight position and second spotlight position spotlight respectively behind the condensing element. Through setting up the arc slide in order to supply lamp plate adjustment position to change the spotlight position of lamp pearl behind the condensing element, and then reach different detection purposes. Based on this, the utility model discloses a same lamp pearl can realize polishing of each angle promptly, has simplified light source device equipment process, has reduced the detection cost.
Description
Technical Field
The utility model relates to a surface defect detects technical field, especially relates to an adjustable light source of light-emitting angle and detection device.
Background
Machine vision inspection is a nondestructive inspection technology which uses a machine to replace human eyes to realize quality control of workpiece production, and in the machine vision inspection, a machine vision light source is an important factor influencing the inspection effect and can directly determine the quality and application effect of image data.
In the detection process, aiming at different application scenes, the machine vision light source needs to be irradiated at different positions at different angles, so that different detection purposes are achieved. If set up machine vision light source respectively in each angle, then detect the cost higher, and because the device equipment is consuming time overlength for detection efficiency is low, is difficult to satisfy the market demand.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an adjustable light source of light-emitting angle and detection device solves prior art, to the application scene of difference, needs to make machine vision light source shine in the position of difference with the angle of difference, if set up machine vision light source respectively in each angle, then can lead to the detection cost higher, and the device equipment overlength consuming time, detection efficiency are low, are difficult to satisfy the problem of market demand.
In order to achieve the above object, the present invention provides the following technical solutions:
an adjustable light-emitting angle light source comprising:
the device comprises a shell, wherein an arc-shaped slideway is formed in the shell;
the light condensing device is fixed on the shell;
the lamp panel is slidably arranged in the arc-shaped slide way, and a lamp bead is arranged on the lamp panel; the lamp panel can be driven to slide along the arc-shaped slide way and can be coaxial with the condenser at least at a first lighting position and a second lighting position;
when the lamp panel is located at the first light condensing position, emergent light rays of the lamp beads are condensed at the first light condensing position after passing through the light condensing device; when the lamp plate is located when the position was polished to the second, the emergent ray of lamp pearl passes through behind the condensing element at the spotlight of second spotlight position spotlight.
Optionally, the light-gathering device is located at the center of the arc-shaped slide way.
Optionally, the lamp plate is arc-shaped, just the radian of lamp plate with the radian phase-match of arc slide.
Optionally, be equipped with the fastener on the lamp plate, the fastener with arc slide sliding connection, the lamp plate with the opposite face of arc slide laminates each other.
Optionally, a sliding ball is arranged between the fastener and the arc-shaped slideway.
Optionally, a plurality of arc-shaped bulges are uniformly distributed in the arc-shaped slide way, the arc-shaped bulges have elasticity, and a limiting groove is formed between every two adjacent arc-shaped bulges;
the lamp plate is driven to follow the gliding in-process of arc slide, the fastener can be at the extrusion wantonly the arc is protruding the back, spacing in the spacing groove.
Optionally, the fastener is a screw, and the fastener is penetratingly arranged in the arc-shaped slideway; the cover is equipped with the nut on the fastener, the nut be used for with the lamp plate lock in the nut with between the casing.
Optionally, the light-gathering device is a cylindrical light-gathering rod.
Optionally, the lamp beads are LED lamp beads.
The utility model also provides a detection device, include:
the device comprises a shell, wherein an arc-shaped slideway is formed in the shell;
the light condensing device is fixed on the shell;
the lamp panel is slidably arranged in the arc-shaped slide way, and a lamp bead is arranged on the lamp panel; the lamp panel can be driven to slide along the arc-shaped slide way and can be coaxial with the condenser at least at a first lighting position and a second lighting position; when the lamp panel is located at the first light condensing position, emergent rays of the lamp bead pass through the light condensing device and are condensed at the first light condensing position; when the lamp panel is located at the second lighting position, emergent light rays of the lamp beads are condensed at a second condensing position after passing through the condensing device;
at least one camera having an optical axis passing through the first or second focus position.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model provides an adjustable light source of light-emitting angle and detection device is through setting up the arc slide in order to supply lamp plate adjusting position to change the spotlight position of lamp pearl behind condensing device, and then reach different detection purposes. Based on this, the utility model discloses a same lamp pearl can realize polishing of each angle promptly, has simplified light source device equipment process, has reduced the detection cost.
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 a light source with an adjustable light emitting angle provided by the present invention;
fig. 2 is a schematic structural diagram of a detection device provided by the present invention;
in the above figures: 10. a housing; 11. an arc-shaped slideway; 21. a lamp panel; 22. a lamp bead; 23. a fastener; 241. a first lighting position; 242. a second buffing position; 31. a light condensing device; 41. a first spot location; 42. a second condenser position; 51. a camera.
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 of 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 drawings.
Referring to fig. 1, an embodiment of the present invention provides a light source with an adjustable light emitting angle, including:
A condenser 31 fixed to the housing 10; this condensing element 31 is used for carrying out the spotlight to the emergent ray of lamp pearl 22, realizes the linear spotlight of hi-lite to can be applicable to the line and sweep the scene. In the present embodiment, the light condensing device 31 is a cylindrical light condensing rod.
Wherein, lamp plate 21 can be driven and slide along arc slide 11, and in this embodiment, lamp plate 21 can slide between first position 241 of lighting and the second position 242 of lighting to can be coaxial with condensing element 31 in first position 241 of lighting and the second position 242 of lighting at least.
Based on this, when the lamp panel 21 is located at the first light condensing position 241, the emergent light of the lamp bead 22 passes through the light condensing device 31 and is condensed at the first light condensing position 41; when lamp plate 21 is located second position 242 of lighting, the emergent ray of lamp pearl 22 passes through condensing element 31 after the spotlight position 42 spotlight.
When detecting, will be detected the surface and place first spotlight position 41 or second spotlight position 42 in, light on lamp pearl 22, can realize the purpose of brightening the surface to be detected.
Further, condensing element 31 is located the centre of a circle department of arc slide 11 to when lamp plate 21 slides along arc slide 11, can keep the position relation coaxial with condensing element 31, consequently the emergent ray of lamp pearl 22 all can carry out spotlight through condensing element 31 in the optional position, be favorable to improving the flexibility of adjusting the angle of illumination.
Further, in this embodiment, lamp plate 21 is arc, and lamp plate 21's radian and arc slide 11's radian phase-match to be favorable to improving the smooth degree when lamp plate 21 slides.
In this embodiment, be equipped with fastener 23 on lamp plate 21, fastener 23 and arc slide 11 sliding connection, the opposite face of lamp plate 21 and arc slide 11 is laminated each other. Based on this, the lamp panel 21 slides along the arc-shaped slide rail 11 by the fastener 23.
In order to further improve the smoothness of the lamp panel 21 during sliding, sliding balls are arranged between the fastening pieces 23 and the arc-shaped slide rails 11. It will be appreciated that the sliding balls may be located in the arcuate race 11 or on the fastener 23.
In one optional implementation manner of this embodiment, a plurality of arc-shaped protrusions are uniformly distributed in the arc-shaped slideway 11, and the arc-shaped protrusions have elasticity, so that the arc-shaped protrusions can deform under the action of an external force; a limiting groove is formed between the adjacent arc-shaped protrusions.
Based on aforementioned structure, driven along the gliding in-process of arc slide 11 when lamp plate 21, fastener 23 can get into the spacing groove behind the arbitrary arc arch of extrusion to by the protruding spacing in the spacing groove of arc, in order to realize the location of fastener 23 in this position.
In another optional implementation manner of this embodiment, the fastening member 23 is a screw, and the fastening member 23 is penetratingly disposed in the arc-shaped slideway 11 and penetrates through the lamp panel 21; the cover is equipped with the nut on the fastener 23, and the nut is located lamp plate 21 and keeps away from one side of casing 10 for lock lamp plate 21 between nut and casing 10.
Referring to fig. 2, based on the foregoing embodiment, the present invention further provides a detecting device, including:
casing 10 has seted up arc slide 11 on the casing 10, and this arc slide 11 is used for supplying lamp plate 21 to adjust the angle of shining.
A condenser 31 fixed to the housing 10; this condensing element 31 is used for carrying out the spotlight to the emergent ray of lamp pearl 22, realizes the linear spotlight of hi-lite to can be applicable to the line and sweep the scene. In the present embodiment, the light condensing device 31 is a cylindrical light condensing rod.
Wherein, lamp plate 21 can be driven and slide along arc slide 11, and in this embodiment, lamp plate 21 can slide between first position 241 and the second position 242 of polishing to can be coaxial with condensing element 31 in first position 241 and the second position 242 of polishing at least.
Based on this, when the lamp panel 21 is located at the first light condensing position 241, the emergent light of the lamp bead 22 passes through the light condensing device 31 and is condensed at the first light condensing position 41; when lamp plate 21 is located second position 242 of lighting, the emergent ray of lamp pearl 22 passes through condensing element 31 after the spotlight position 42 spotlight.
When detecting, will be detected the surface and place first spotlight position 41 or second spotlight position 42 in, light on lamp pearl 22, can realize the purpose of brightening the surface to be detected.
The detection device further comprises at least one camera 51, the optical axis of the at least one camera 51 passing through the first or second spot position 41, 42.
It can be understood that only one camera 51 may be provided, so that when the lamp panel 21 slides to a specific position (e.g. the first light-focusing position 41 or the second light-focusing position 42), the light-focusing position of the lamp bead 22 is located on the optical axis of the camera 51, and when the detected surface is located at the light-focusing position of the lamp bead 22, the detected surface can be imaged by the camera 51 to achieve defect detection on the detected surface. When the lamp panel 21 leaves a specific position and continues to slide until the light condensing position of the lamp bead 22 is not located on the optical axis of the camera 51, the lamp panel 21 can be used for lighting the detected surface, and the method is suitable for application scenes which do not need to be imaged by the camera 51.
In addition, when the lamp panel 21 can stay at a plurality of lighting positions and has a plurality of light converging positions, the camera 51 may be respectively disposed for each light converging position to realize the defect detection of the detected surface under different illumination angles.
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 or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. An adjustable light source of light-emitting angle, comprising:
the device comprises a shell (10), wherein an arc-shaped slide way (11) is arranged on the shell (10);
a light-collecting device (31) fixed to the housing (10);
the lamp panel (21) is slidably arranged in the arc-shaped slide way (11), and a lamp bead (22) is arranged on the lamp panel (21); the lamp panel (21) can be driven to slide along the arc-shaped slide way (11) and can be coaxial with the light gathering device (31) at least at a first lighting position (241) and a second lighting position (242);
when the lamp panel (21) is located at the first light condensing position (241), emergent light rays of the lamp beads (22) are condensed at a first light condensing position (41) after passing through the light condensing device (31); when lamp plate (21) are located when second position (242) of polishing, the emergent ray of lamp pearl (22) passes through behind condensing element (31) at second spotlight position (42) spotlight.
2. The adjustable light-emitting angle light source according to claim 1, wherein the light-gathering device (31) is located at the center of the arc-shaped slideway (11).
3. The light source with adjustable light emitting angle according to claim 1, wherein the lamp panel (21) is arc-shaped, and the radian of the lamp panel (21) matches the radian of the arc-shaped slideway (11).
4. The light-emitting angle-adjustable light source according to claim 1, characterized in that a fastening member (23) is provided on the lamp panel (21), the fastening member (23) is slidably connected with the arc-shaped slideway (11), and opposite surfaces of the lamp panel (21) and the arc-shaped slideway (11) are mutually attached.
5. The adjustable light-emitting angle light source according to claim 4, characterized in that a sliding ball is arranged between the fastening member (23) and the arc-shaped slideway (11).
6. The light-emitting angle-adjustable light source according to claim 4, characterized in that a plurality of arc-shaped protrusions are uniformly distributed in the arc-shaped slideway (11), the arc-shaped protrusions have elasticity, and a limiting groove is formed between adjacent arc-shaped protrusions;
lamp plate (21) is driven and is followed the gliding in-process of arc slide (11), fastener (23) can be at the extrusion wantonly after the arc is protruding, spacing in the spacing groove.
7. The adjustable light-emitting angle light source according to claim 4, characterized in that the fastening member (23) is a screw, and the fastening member (23) is penetratingly disposed in the arc-shaped slideway (11); the fastener (23) is sleeved with a nut, and the nut is used for locking the lamp panel (21) between the nut and the shell (10).
8. The adjustable light-emitting angle light source of claim 1, wherein the light-gathering device (31) is a cylindrical light-gathering rod.
9. The light-emitting angle-adjustable light source according to claim 1, wherein the lamp beads (22) are LED lamp beads (22).
10. A detection device, comprising:
the device comprises a shell (10), wherein an arc-shaped slide way (11) is formed in the shell (10);
a light-collecting device (31) fixed to the housing (10);
the lamp panel (21) is slidably arranged in the arc-shaped slide way (11), and a lamp bead (22) is arranged on the lamp panel (21); the lamp panel (21) can be driven to slide along the arc-shaped slide way (11) and can be coaxial with the light gathering device (31) at least at a first lighting position (241) and a second lighting position (242); when the lamp panel (21) is located at the first light condensing position (241), emergent light rays of the lamp beads (22) are condensed at a first light condensing position (41) after passing through the light condensing device (31); when the lamp panel (21) is located at the second lighting position (242), emergent light rays of the lamp beads (22) pass through the light condensing device (31) and then are condensed at a second light condensing position (42);
at least one camera (51), an optical axis of the at least one camera (51) passing through the first light condensing position (41) or the second light condensing position (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222795756.2U CN218481750U (en) | 2022-10-21 | 2022-10-21 | Light-emitting angle adjustable light source and detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222795756.2U CN218481750U (en) | 2022-10-21 | 2022-10-21 | Light-emitting angle adjustable light source and detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218481750U true CN218481750U (en) | 2023-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222795756.2U Active CN218481750U (en) | 2022-10-21 | 2022-10-21 | Light-emitting angle adjustable light source and detection device |
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| Country | Link |
|---|---|
| CN (1) | CN218481750U (en) |
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- 2022-10-21 CN CN202222795756.2U patent/CN218481750U/en active Active
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