CN218003284U - Detection lamp box and detection device - Google Patents
Detection lamp box and detection device Download PDFInfo
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- CN218003284U CN218003284U CN202221336739.6U CN202221336739U CN218003284U CN 218003284 U CN218003284 U CN 218003284U CN 202221336739 U CN202221336739 U CN 202221336739U CN 218003284 U CN218003284 U CN 218003284U
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Abstract
The utility model provides a detect lamp house for detect transparent workpiece, including light tight box, polaroid and light emitting component, the light transmission hole has been seted up to light tight box, and the light transmission hole is located to the polaroid, and light emitting component locates in the light tight box to be used for sending the monochromatic light that shines the polaroid, so that the monochromatic light that sees through the polaroid shines to the outside of light tight box, in order to be used for detecting the defect on the transparent workpiece. When the detection lamp box is used for detecting the transparent workpiece, the transparent workpiece is placed on one side, deviating from the light transmission hole, of the polaroid, the position of the transparent workpiece relative to the light emitting component is adjusted according to detection requirements, the polaroid can reduce external light rays entering the light-tight box body, light emitting brightness in the light-tight box body is guaranteed, detection of the transparent workpiece can be completed under irradiation of monochromatic light, labor intensity is low, and detection efficiency of the transparent workpiece is improved. The embodiment of the utility model provides a detection device is still provided, including the fixing base, get for instance piece, display member and above-mentioned detection lamp house.
Description
Technical Field
The utility model relates to a detection device technical field, concretely relates to detect lamp house and detection device.
Background
When a light source (e.g., a lamp) is used to detect defects (e.g., smudging, white spots, scratches, etc.) on a transparent workpiece (e.g., a lens), an operator generally moves the transparent workpiece between the light source and a black-and-white background plate, and visually detects the defects on the transparent workpiece in a direction toward the black-and-white background plate under the illumination of the light source. However, some defects on the transparent workpiece are not easy to detect due to different forms and colors, and the operator needs to continuously change the angle of the transparent workpiece relative to the light source to realize detection, so that the labor intensity is high, and the detection efficiency of the transparent workpiece is reduced.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a detection lamp box and a detection device to solve the technical problem of how to improve the detection accuracy of the transparent workpiece.
The embodiment of the utility model provides a detect lamp house for detect transparent work piece, include:
the light-tight box body is provided with a light hole;
the polaroid is arranged in the light hole;
and the light-emitting component is arranged in the light-tight box body and is used for emitting monochromatic light irradiating the polaroid so that the monochromatic light penetrating through the polaroid irradiates the outer side of the light-tight box body and is used for detecting defects on the transparent workpiece.
In some embodiments, the monochromatic light has a wavelength ranging from 400nm to 500nm.
In some embodiments, the light-tight box body includes a bottom plate, a top plate and side plates, the side plates are connected to the top plate and the bottom plate and surround the top plate and the bottom plate to form a receiving cavity, the light-emitting component is disposed on the bottom plate and located in the receiving cavity, and the light-transmitting hole penetrates through the top plate to communicate the inside and the outside of the receiving cavity.
In some embodiments, a mounting groove is formed in a surface of the top plate facing away from the light emitting assembly, the mounting groove is disposed along a periphery of the light hole, and the polarizer is accommodated in the mounting groove.
In some embodiments, the light emitting assembly includes a light emitting member, the light emitting member is disposed on the bottom plate and located in the receiving cavity, and an irradiation direction of the light emitting member faces the light hole.
In some embodiments, the light emitting assembly comprises:
the supporting piece is arranged on the bottom plate and is positioned in the accommodating cavity;
the light-emitting piece is arranged on the support piece and positioned in the accommodating cavity, the irradiation direction of the light-emitting piece faces the bottom plate, and the light-emitting piece and the bottom plate are arranged at intervals;
the light reflecting piece is arranged on the bottom plate and positioned between the bottom plate and the light emitting piece and used for diffusely reflecting the light emitted by the light emitting piece to the light hole.
In some embodiments, the light reflector is white paper or a coating applied to the base sheet.
In some embodiments, the inspection light box further comprises:
one end of the connecting piece penetrates through the side plate and is connected with the light-emitting piece, and the other end of the connecting piece is used for being communicated with a power supply;
and the control switch penetrates through the side plate, is connected to the light-emitting piece and is used for controlling the light-emitting piece to be turned on and off.
In some embodiments, the glowing member comprises:
the supporting body is arranged on the supporting piece and is provided with a bearing through hole, and the bearing through hole corresponds to the light hole;
and the plurality of luminous bodies are connected to the inner wall of the light hole and are arranged along the circumferential interval of the inner wall of the light hole, and each luminous body irradiates towards the reflecting piece.
The embodiment of the utility model provides a still provide a detection device, include:
the detection lamp box of the embodiment;
the fixed seat is arranged at an interval with the light-tight box body;
the image taking piece is connected with the fixed seat and used for acquiring an image of the transparent workpiece on the polaroid;
and the display element is coupled with the image capturing element and used for displaying and amplifying the image obtained by the image capturing element.
When adopting above-mentioned detection lamp house and detection device to detect transparent work piece, place transparent work piece on light-tight box, and be located the polaroid and deviate from one side of light trap, can be convenient for adjust transparent work piece for light emitting component's position according to the detection demand, the polaroid can reduce external light and enter into light-tight box simultaneously, avoid external mixed white light to produce the interference to the monochromatic light in the light-tight box, ensure the light-emitting luminance in the light-tight box, the operation personnel directly accomplish the detection to transparent work piece under the shining of monochromatic light, the operation is simple, low in labor strength, the detection efficiency of transparent work piece has been improved.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a detection lamp box and a workpiece according to an embodiment of the present invention.
Fig. 2 is an exploded view of the detection lamp box in fig. 1.
Fig. 3 is a schematic perspective view of the light emitting element shown in fig. 2.
Fig. 4 is a schematic perspective view of a detection apparatus according to an embodiment of the present invention.
Description of the main elements
Light-tight box 11
Light hole 11a
Accommodating cavity 11b
Accommodating groove 112b
Pick-and-place slot 112c
Carrier 1311
Bearing through hole 1311a
Supporting member 132
The light reflecting member 133
Connecting piece 14
Fixed seat 20
Transparent workpiece 50
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present disclosure may repeat reference numerals and/or reference letters in the various examples for purposes of simplicity and clarity and do not in itself dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The embodiment of the utility model provides a detect lamp house for detect transparent workpiece, including light-tight box, polaroid and light-emitting component, be used for detecting the defect that exists on the transparent workpiece, for example: dirt, white spots, scratches and the like, and the transparent workpiece can be a lens, glass and the like. Specifically, the light-tight box body is provided with a light hole, the polaroid is arranged in the light hole, and the light-emitting component is arranged in the light-tight box body and used for emitting monochromatic light for irradiating the polaroid, so that the monochromatic light penetrating through the polaroid irradiates the outer side of the light-tight box body and is used for detecting defects on the transparent workpiece.
The embodiment of the utility model provides a still provide a detection device, include the fixing base, get for instance, show the piece and above-mentioned embodiment's detection light box. The fixing seat and the light-tight box body are arranged at intervals, the image taking piece is connected with the fixing seat and used for acquiring images of the transparent workpiece on the polaroid, and the display piece is coupled with the image taking piece and used for displaying and amplifying the images acquired by the image taking piece.
When adopting above-mentioned detection lamp house and detection device to detect transparent work piece, place transparent work piece on light-tight box, and be located the polaroid and deviate from one side of light trap, can adjust transparent work piece for light emitting component's position according to the detection demand, the polaroid can reduce external light and enter into light-tight box simultaneously, avoid the monochromatic light in external mixed white light interference light-tight box, guarantee that the interior light-emitting brightness operation personnel of light-tight box directly accomplish the detection to transparent work piece under the shining of monochromatic light, the operation is simple, low in labor strength, the detection efficiency of transparent work piece has been improved.
Hereinafter, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the inspection light box 10 includes a light-tight box 11, a polarizer 12 and a light-emitting component 13. The light-tight box body 11 is provided with a light hole 11a, the polaroid 12 is arranged in the light hole 11a, and the light-emitting component 13 is arranged in the light-tight box body 11 and is used for emitting monochromatic light for irradiating the polaroid 12, so that the monochromatic light penetrating the polaroid 12 irradiates the outer side of the light-tight box body 11 and is used for detecting defects on the transparent workpiece 50. Illustratively, the monochromatic light may be one of red light, green light, blue light, and yellow light.
For convenience of description, the surface of the transparent workpiece 50 facing the light-transmitting hole 11a is defined as a back surface, and the surface facing away from the light-transmitting hole 11a is defined as a front surface. During operation, the transparent workpiece 50 can be placed on the side of the polarizer 12 away from the light transmission hole 11a, monochromatic light emitted by the light emitting component 13 in the light-tight box 11 passes through the light transmission hole 11a, mutually parallel detection light rays are formed under the polarization effect of the polarizer 12, and the transparent workpiece 50 is irradiated from the back of the transparent workpiece 50, if a defect exists on the transparent workpiece 50, the monochromatic light can enable the contrast between the defect on the transparent workpiece 50 and the surface without the defect to be more obvious, so that the subsequent observation and judgment of the defect are facilitated.
When the detection lamp box 10 is used for detecting the transparent workpiece 50, the transparent workpiece 50 is placed on the opaque box body 11, the transparent workpiece 50 is located on one side, deviating from the light transmission hole 11a, of the polaroid 12, the position of the transparent workpiece 50 relative to the light emitting component 13 can be adjusted according to detection requirements, meanwhile, the polaroid 12 can reduce external light rays to enter the opaque box body 11, interference of external mixed white light on monochromatic light in the opaque box body 11 is avoided, light emitting brightness in the opaque box body 11 is ensured, an operator directly completes detection on the transparent workpiece 50 under irradiation of the monochromatic light, the operation is simple, the labor intensity is low, and the detection efficiency of the transparent workpiece 50 is improved.
In some embodiments, the wavelength of the monochromatic light ranges from 400nm to 500nm, i.e., the light emitting element 13 emits blue light. Specifically, for other monochromatic light or mixed light, the blue light has the characteristics that the wavelength is less and the scattering rate is great, wherein the wavelength of the blue light is less, so that the blue light has stronger penetrating power, the loss of the light is avoided when the transparent workpiece 50 is penetrated, so as to ensure the brightness of irradiating the transparent workpiece 50, the scattering rate of the blue light is great, so that the blue light can form a larger irradiation range after penetrating through the transparent workpiece 50, and the transparent workpiece 50 is convenient to irradiate completely.
Referring to fig. 2, in some embodiments, the light-tight box 11 includes a bottom plate 111, a top plate 112 and a side plate 113, the side plate 113 is connected to the top plate 112 and the bottom plate 111 and surrounds the top plate 112 and the bottom plate 111 to form a receiving cavity 11b, the light-emitting device 13 is disposed on the bottom plate 111 and is located in the receiving cavity 11b, and the light-transmitting hole 11a penetrates through the top plate 112 to communicate the inside and the outside of the receiving cavity 11 b.
In this way, the housing cavity 11b for housing the light emitting element 13 is surrounded by the bottom plate 111, the top plate 112 and the side plate 113, and thus the structure is simple and the manufacturing cost is low.
In some embodiments, a mounting groove 112a is formed in a side of the top plate 112 facing away from the light emitting assembly 13, the mounting groove 112a is disposed along a periphery of the light transmission hole 11a, and the polarizer 12 is accommodated in the mounting groove 112a, so as to prevent the polarizer 12 or the transparent workpiece 50 from being worn due to contact between the transparent workpiece 50 and the polarizer 12.
In some embodiments, the mounting groove 112a includes a receiving groove 112b and a taking and placing groove 112c, the receiving groove 112b is adapted to the polarizer 12 in shape and is used for receiving the polarizer 12, the light hole 11a penetrates through the bottom wall of the receiving groove 112b, and the taking and placing groove 112c is connected to the receiving groove 112b and located at the periphery of the receiving groove 112b and is used for taking and placing the polarizer 12 located in the receiving groove 112 b.
In some embodiments, the light emitting assembly 13 includes a light emitting element 131, the light emitting element 131 is disposed on the bottom plate 111 and located in the receiving cavity 11b, and an irradiation direction of the light emitting element 131 faces the light transmitting hole 11a. In this embodiment, the light emitting assembly 13 only includes the light emitting member 131, and specifically, the light emitting member 131 may be a blue light emitting diode.
With continued reference to fig. 2, in some embodiments, the light emitting assembly 13 includes a support 132, a light emitting element 131 and a light reflecting element 133. The supporting member 132 is disposed on the bottom plate 111 and located in the accommodating cavity 11b, the light emitting member 131 is disposed on the supporting member 132 and located in the accommodating cavity 11b, an irradiation direction of the light emitting member 131 in this embodiment faces the bottom plate 111, is opposite to the irradiation direction of the light emitting member 131 in the above embodiments, the light emitting member 131 and the bottom plate 111 are disposed at an interval, and the light reflecting member 133 is disposed on the bottom plate 111 and located between the bottom plate 111 and the light emitting member 131, and is configured to diffusely reflect light emitted by the light emitting member 131 to the light transmitting hole 11a. Specifically, the light emitted from the light emitting member 131 is first irradiated onto the light reflecting member 133, and then is diffused by the light reflecting member 133 to form a diffused light, and then is irradiated onto the light transmitting hole 11a.
Thus, the light emitted from the light emitting element 131 can be diffusely reflected by the reflective element 133, so as to increase the irradiation area of the light emitted from the light emitting element 131, and further increase the number of light penetrating through the light hole 11a, thereby improving the intensity of the light irradiated onto the polarizer 12.
In some embodiments, the light reflecting member 133 is white paper or a coating applied on the base plate. Thus, the light reflecting member 133 formed by the white paper or the coating has a simple structure and a low manufacturing cost. Specifically, the white paper may be office A4 paper.
Referring to fig. 3, in some embodiments, the light emitting element 131 includes a carrier 1311 and a plurality of light emitting bodies 1312. The carrier 1311 is disposed on the supporting member 132 and has a carrying through hole 1311a, the carrying through hole 1311a corresponds to the light hole 11a, the plurality of light emitters 1312 are connected to the inner wall of the light hole 11a and are disposed at intervals along the circumferential direction of the inner wall of the light hole 11a, and the irradiation direction of each light emitter 1312 faces the light reflecting member 133. Illustratively, the light 1312 may be a blue light emitting diode. The area of the light-reflecting member 133 is larger than the projection area of the carrier 1311 on the light-reflecting member 133, so that the light-reflecting member 133 can receive the light emitted by the plurality of light-emitting members 1312.
Referring to fig. 2, in some embodiments, the light box 10 further includes a connector 14 and a control switch 15. Specifically, one end of the connecting member 14 penetrates through the side plate 113 and is connected to the light emitting member 131, the other end of the connecting member 14 is used for communicating a power supply, and the control switch 15 penetrates through the side plate 113 and is connected to the light emitting member 131 for controlling the on and off of the light emitting member 131. The light emitting element 131 connected to the connecting member 14 and the control switch 15 may belong to the light emitting assembly 13 only including the light emitting element 131 in the above embodiments, or may belong to the light emitting assembly 13 including the supporting member 132, the light emitting element 131 and the light reflecting member 133.
So, the outside power of connection that can be in good time through the connecting piece 14 that sets up, the application range of increase detection lamp house 10 through the control switch 15 that sets up, the opening and the closing of the light-emitting component 13 of being convenient for improve the use convenience that detects lamp house 10.
Referring to fig. 4, in some embodiments, the detecting device 100 includes a fixing base 20, an image capturing element 30, a display element 40, and the detecting lamp box 10 of any of the above embodiments. The fixing base 20 is spaced apart from the light-tight box 11, the image capturing element 30 is connected to the fixing base 20 and configured to acquire an image of the transparent workpiece 50 on the polarizer 12, for example, the image capturing element 30 may be a CCD camera module and is located above the light-tight box 11, the display element 40 is coupled to the image capturing element 30 and configured to display and magnify the image acquired by the image capturing element 30, and for example, the display element 40 may be a display screen with a magnifying function.
When inspecting the transparent workpiece 50, a product (for example, the product may be a mobile phone formed by assembling the middle frame and the transparent workpiece 50) loaded with the transparent workpiece 50 may be directly placed on the top plate 112, so that the transparent workpiece 50 is above the polarizer 12. Here, the operation of the inspection device 100 is described by taking the product loaded with the transparent workpiece 50 and the light-emitting assembly 13 in the inspection light box 10 including the supporting member 132, the light-emitting member 131 and the light-reflecting member 133 as an example:
firstly, the light-emitting member 131 is started by the control switch 15, and light rays emitted by the plurality of light-emitting bodies 1312 in the light-emitting member 131 irradiate the light-reflecting member 133, and sequentially pass through the carrying through hole 1311a, the light-transmitting hole 11a and the polarizing plate 12 under the diffuse reflection action of the light-reflecting member 133;
then, the product is placed on the top plate 112, and the transparent workpiece 50 in the product is vertically aligned with the polarizing plate 12, so that the light transmitted through the polarizing plate 12 is irradiated to the back surface of the transparent workpiece 50;
then, the image capturing device 30 captures an image of the front side of the transparent workpiece 50 to obtain a detection image, and the detection image is displayed on the display device 40;
finally, the transparent workpiece 50 is observed and judged for the presence of defects through the display 40.
Therefore, when the detection device 100 is used for detecting the transparent workpiece 50, the transparent workpiece is arranged on one side, away from the light transmission hole 11a, of the polaroid 12, so that the position of the transparent workpiece 50 relative to the light emitting component 13 can be conveniently adjusted, the polaroid 12 can enable external light to enter the light-tight box body 11, an operator can directly observe and judge the transparent workpiece 50 through the display piece under irradiation of monochromatic light, the operation is simple, the labor intensity is low, and the detection efficiency of the transparent workpiece 50 is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or substituted equivalently without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a detection lamp house for detect transparent work piece, its characterized in that includes:
the light-tight box body is provided with a light hole;
the polaroid is arranged in the light transmission hole;
and the light-emitting component is arranged in the light-tight box body and is used for emitting monochromatic light irradiating the polaroid so that the monochromatic light penetrating through the polaroid irradiates the outer side of the light-tight box body and is used for detecting defects on the transparent workpiece.
2. The inspection light box of claim 1,
the wavelength range of the monochromatic light is 400 nm-500 nm.
3. The inspection light box of claim 1,
the light-tight box body comprises a bottom plate, a top plate and side plates, the side plates are connected with the top plate and the bottom plate and surround the top plate and the bottom plate to form an accommodating cavity, and the light-emitting component is arranged on the bottom plate and is positioned in the accommodating cavity;
the light hole penetrates through the top plate to be communicated with the inside and the outside of the containing cavity.
4. The inspection light box of claim 3,
the roof deviates from the mounting groove has been seted up to light emitting component's one side, the mounting groove is followed the periphery of light trap sets up, the polaroid accept in the mounting groove.
5. The inspection light box of claim 3,
the light-emitting component comprises a light-emitting piece, the light-emitting piece is arranged on the bottom plate and is positioned in the accommodating cavity, and the irradiation direction of the light-emitting piece faces towards the light hole.
6. The inspection light box of claim 3, wherein the light emitting assembly comprises:
the supporting piece is arranged on the bottom plate and is positioned in the accommodating cavity;
the light-emitting piece is arranged on the supporting piece and positioned in the accommodating cavity, the irradiation direction of the light-emitting piece faces the bottom plate, and the light-emitting piece and the bottom plate are arranged at intervals;
the light reflecting piece is arranged on the bottom plate and positioned between the bottom plate and the light emitting piece and used for diffusely reflecting the light emitted by the light emitting piece to the light hole.
7. The inspection light box of claim 6,
the light reflecting piece is white paper or a coating coated on the bottom plate.
8. A test light box as claimed in any one of claims 5 to 7 further comprising:
one end of the connecting piece penetrates through the side plate and is connected with the light-emitting piece, and the other end of the connecting piece is used for being communicated with a power supply;
and the control switch penetrates through the side plate, is connected to the light-emitting piece and is used for controlling the light-emitting piece to be turned on and off.
9. The inspection light box of claim 6 wherein said light emitting member comprises:
the bearing body is arranged on the supporting piece and is provided with a bearing through hole, and the bearing through hole corresponds to the light hole;
and the plurality of luminous bodies are connected to the inner wall of the light hole and are arranged at intervals along the circumferential direction of the inner wall of the light hole, and each luminous body irradiates towards the reflecting piece.
10. A detection device, comprising:
a detection light box according to any one of claims 1 to 9;
the fixed seat is arranged at an interval with the light-tight box body;
the image taking piece is connected with the fixed seat and used for acquiring an image of the transparent workpiece on the polaroid;
and the display part is coupled with the image capturing part and used for displaying and amplifying the image obtained by the image capturing part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221336739.6U CN218003284U (en) | 2022-05-31 | 2022-05-31 | Detection lamp box and detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221336739.6U CN218003284U (en) | 2022-05-31 | 2022-05-31 | Detection lamp box and detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218003284U true CN218003284U (en) | 2022-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221336739.6U Active CN218003284U (en) | 2022-05-31 | 2022-05-31 | Detection lamp box and detection device |
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| CN (1) | CN218003284U (en) |
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2022
- 2022-05-31 CN CN202221336739.6U patent/CN218003284U/en active Active
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