CN215493250U - Optical-level light guide plate crystal point observation device - Google Patents
Optical-level light guide plate crystal point observation device Download PDFInfo
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- CN215493250U CN215493250U CN202122198336.1U CN202122198336U CN215493250U CN 215493250 U CN215493250 U CN 215493250U CN 202122198336 U CN202122198336 U CN 202122198336U CN 215493250 U CN215493250 U CN 215493250U
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Abstract
The utility model discloses a device for observing optical level light guide plate crystal points, which comprises: the left side and the right side of the top end of the main frame are both provided with a plurality of sliding chutes from front to back along the left-right direction; the supporting plate is arranged in the middle of the top end of the main frame; the front side and the rear side of the top end of the support frame are respectively arranged in the middle of the front side and the rear side of the bottom end of the main frame; the middle part of the outer wall of the sliding block is matched and inserted into the inner cavity of the sliding groove; the movable plates are arranged oppositely, and the inner side of the top end of the inner cavity of each movable plate is arranged in a containing cavity communicated with the inner cavity of the movable plate. This device can press from both sides the light guide plate of arbitrary size tightly fixed, avoids it to take place the displacement to with the light source to the light guide plate gathering, and then avoid the light source to disperse and the erroneous judgement that causes, prevent defective goods from flowing into market convenient to use.
Description
Technical Field
The utility model relates to the technical field of light guide plates, in particular to a device for observing crystal points of an optical-grade light guide plate.
Background
The light guide plate is made of optical acrylic plate and non-light-absorbing high-tech material with very high refractive index, the bottom surface of the optical-grade acrylic plate is printed with light guide points by using laser engraving, V-shaped cross grid engraving and UV screen printing technology, the optical-grade acrylic plate is used for absorbing the light emitted from a lamp to stay on the surface of the optical-grade acrylic plate, when the light reaches each light guide point, the reflected light can be diffused to each angle, then the reflection condition is destroyed and the light is emitted from the front surface of the light guide plate and passes through various light guide points with different densities and sizes, the light guide plate can uniformly emit light, the design principle of the light guide plate is derived from a liquid crystal display screen of a notebook computer, and the light guide plate is a high-tech product for converting a linear light source into a surface light source and has the bright characteristics of being ultrathin, ultra-bright, uniform in light guide, energy-saving, environment-friendly, free of dark areas, durable, not easy to yellow, simple and rapid in installation and maintenance and the like;
the light guide plate is after laser is dotted, need carry out light irradiation to the light guide plate, it is even whether the light that detects the light guide plate and give off, and then whether qualified to detect the brilliant point of light guide plate, in order to avoid defective goods to flow into market, but when the brilliant point to the light guide plate is detected, need utilize article such as shielding plate to shelter from the light source, make the light all collect to the light guide plate, in order to avoid the light that the light source distributed out, influence the staff and observe the detection, the condition of erroneous judgement appears, but traditional detection mode shines the light guide plate for staff's handheld electricity usually, the condition of erroneous judgement appears in this kind of detection mode not only easily, and can increase staff's intensity of labour in the very big degree, be not convenient for use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an optical level light guide plate crystal dot observation device to solve the problem that misjudgment is easy to occur in light guide plate detection in the prior art.
In order to achieve the above object, the present invention provides an optical-grade light guide plate lattice observation device, including: the left side and the right side of the top end of the main frame are both provided with a plurality of sliding chutes from front to back along the left-right direction; the supporting plate is arranged in the middle of the top end of the main frame; the front side and the rear side of the top end of the support frame are respectively arranged in the middle of the front side and the rear side of the bottom end of the main frame; the middle part of the outer wall of the sliding block is matched and inserted into the inner cavity of the sliding groove; the number of the movable plates is two, the bottom ends of the two movable plates are respectively arranged at the top ends of the plurality of sliding blocks positioned at the same side, the two movable plates are oppositely arranged, and the inner side of the top end of the inner cavity of each movable plate is arranged in a containing cavity communicated with the inner cavity of the movable plate; the front end and the rear end of the rotating rod are respectively arranged on the front side and the rear side of the inner cavity of the containing cavity through bearings; the shading cloth is wound on the outer wall of the rotating rod, and the bottom end of the shading cloth extends into the inner cavity of the moving plate; the number of the coil springs is four, every two of the four coil springs are divided into a group, one end of each group of the coil springs is arranged on the front side and the rear side of the outer wall of the rotating rod respectively, and the other end of each group of the coil springs is arranged on the front side and the rear side of the inner cavity of the containing cavity respectively; the LED light source is arranged on the inner side of the inner cavity of the moving plate; the bolt is in threaded connection with the inner side of the top end of the moving plate, and the bottom end of the bolt extends into the inner cavity of the moving plate; the middle part of the outer side of the top end of the extrusion plate is arranged at the bottom end of the bolt through a bearing, and the inner side of the top end of the extrusion plate is arranged at the bottom end of the shading cloth; the moving mechanism is arranged at the top end of the support frame;
the moving mechanism includes: the motor is connected to the middle of the top end of the support frame through a screw; the bottom end of the connecting rod is locked at the output end of the motor through a coupler, and the top end of the connecting rod is rotatably arranged in the middle of the bottom end of the main frame through a bearing; the rotary table is fixedly sleeved in the middle of the outer wall of the connecting rod.
Preferably, the moving mechanism further includes: the number of the connecting plates is two, and the top ends of the two connecting plates are respectively arranged at the bottom ends of the sliding blocks positioned at the same side; the connecting rods, the quantity of connecting rod is another, two the one end of connecting rod is respectively through the rotatable setting in the bottom middle part of two connecting plates of round pin axle, two the other end of connecting rod is respectively through the rotatable setting in the bottom left and right sides of carousel of round pin axle.
Preferably, the top end of the rotating disc is located below the bottom end of the connecting plate.
Preferably, the supporting plate and the bottom end of the inner cavity of the moving plate are positioned on the same horizontal plane.
Preferably, a rubber pad is arranged at the bottom end of the extrusion plate.
Preferably, the sliding groove is in a cross shape, and the sliding block is inserted into the inner cavity of the sliding groove in a matching mode.
Compared with the prior art, the utility model has the beneficial effects that: the optical level light guide plate crystal point observation device can drive the turntable to rotate through the connecting rod by utilizing the motor, the turntable can drive the connecting plate to move inwards by rotating through the connecting rod, the moving plate is driven to move inwards by utilizing the connecting plate through the sliding block, the left side and the right side of the light guide plate can be further driven to move into the inner cavity of the moving plate, the extruding plate is driven to move downwards by utilizing the bolt, the extruding plate can drive the shading cloth to move downwards by moving downwards until the bottom end of the extruding plate is contacted with the light guide plate, the light guide plate can be irradiated by utilizing the LED light source, when the device is used for observing and detecting the light guide plate, the light guide plate with any size can be clamped and fixed, the displacement of the light guide plate can be avoided, when the light guide plate is irradiated by utilizing the LED light source, the light source can be gathered to the light guide plate, the misjudgment caused by the light source diffusion can be further avoided, and the defective product can be prevented from flowing into the market, is convenient for use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a moving mechanism;
FIG. 3 is a right side sectional view of the present invention;
FIG. 4 is a schematic view of a bolt structure;
fig. 5 is an enlarged view of the utility model at a.
In the figure: 1. the body frame, 2, spout, 3, backup pad, 4, support frame, 5, slider, 6, movable plate, 7, accomodate the chamber, 8, rotary rod, 9, moving mechanism, 91, motor, 92, connecting rod, 93, carousel, 94, connecting plate, 95, connecting rod, 10, shading cloth, 11, LED light source, 12, bolt, 13, stripper plate, 14, wind spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution of an optical-level light guide plate crystal point observation device, including: the main frame 1, the sliding grooves 2, the supporting plate 3, the supporting frame 4, the sliding blocks 5, the movable plates 6, the containing cavities 7, the rotating rods 8, the moving mechanisms 9, the shading cloth 10, the LED light source 11, the bolts 12, the extrusion plates 13 and the coil springs 14, wherein the plurality of sliding grooves 2 are formed in the left side and the right side of the top end of the main frame 1 from front to back, the supporting plate 3 is arranged in the middle of the top end of the main frame 1, the supporting plate 3 is used for supporting the light guide plate, the front side and the back side of the top end of the supporting frame 4 are respectively arranged in the middle of the front side and the back side of the bottom end of the main frame 1, the supporting frame 4 is used for supporting the motor 91, the middle of the outer wall of the sliding blocks 5 is matched and inserted into the inner cavities of the sliding grooves 2, the number of the movable plates 6 is two, the bottom ends of the two movable plates 6 are respectively arranged at the top ends of the plurality of the sliding blocks 5 which are positioned at the same side, the two movable plates 6 are arranged oppositely, the containing cavities 7 communicated with the inner cavities of the inner cavities are formed in the inner cavities of the inner plates 6, the movable plate 6 is used for clamping and fixing the light guide plate and shading light, the bottom ends of the inner cavities of the support plate 3 and the movable plate 6 are positioned on the same horizontal plane, when the light guide plate is placed at the top end of the support plate 3, the left side and the right side of the light guide plate can be inserted into the inner cavity of the movable plate 6, the front end and the rear end of the rotary rod 8 are respectively arranged at the front side and the rear side of the inner cavity of the containing cavity 7 through bearings, the rotary rod 8 is used for containing shading cloth 10, the shading cloth 10 is wound on the outer wall of the rotary rod 8, the bottom end of the shading cloth 10 extends into the inner cavity of the movable plate 6, the shading cloth 10 is used for shading light and promoting the light to be gathered to the light guide plate, the number of the coil springs 14 is four, every two coil springs 14 are divided into one, one end of each group of coil springs 14 is respectively arranged at the front side and the rear side of the outer wall of the rotary rod 8, and the other end of each group of the coil springs 14 is respectively arranged at the front side and rear side of the inner cavity of the containing cavity 7, the coil spring 14 is elastically deformed after being squeezed or stretched by an external force, the coil spring is restored to an initial state after the external force is removed, the coil spring 14 is used for driving the rotating rod 8 to rotate, the shading cloth 10 is further wound on the outer wall of the rotating rod 8, the LED light source 11 is arranged on the inner side of the inner cavity of the moving plate 6, the LED light source 11 is the prior art and is used for emitting light to irradiate the light guide plate, the bolt 12 is in threaded connection with the inner side of the top end of the moving plate 6, the bottom end of the bolt 12 extends into the inner cavity of the moving plate 6, the middle part of the outer side of the top end of the extrusion plate 13 is arranged at the bottom end of the bolt 12 through a bearing, the inner side of the top end of the extrusion plate 13 is arranged at the bottom end of the shading cloth 10, the extrusion plate 13 is used for clamping and fixing the light guide plate, a rubber pad is arranged at the bottom end of the extrusion plate 13 to prevent the extrusion plate 13 from damaging the light guide plate, and the moving mechanism 9 is arranged at the top end of the support frame 4, the moving mechanism 9 is used for driving the moving plate 6 to move.
Preferably, the moving mechanism 9 further includes: the motor 91, the connecting rod 92, the rotary table 93, the connecting plates 94 and the connecting rods 95, wherein the motor 91 is connected to the middle of the top end of the supporting frame 4 by screws, the motor 91 is in the prior art and is used for driving the rotary table 93 to rotate, the bottom end of the connecting rod 92 is locked at the output end of the motor 91 through a coupler, the top end of the connecting rod 92 is rotatably arranged at the middle of the bottom end of the main frame 1 through a bearing, the rotary table 93 is fixedly sleeved at the middle of the outer wall of the connecting rod 92, the two connecting plates 94 are provided, the top ends of the two connecting plates 94 are respectively arranged at the bottom ends of the plurality of sliders 5 positioned at the same side, the top end of the rotary table 93 is positioned below the bottom end of the connecting plate 94, the rotary table 93 can be prevented from contacting with the connecting plates 94, the rotary table 93 can be further prevented from obstructing the connecting plates 94 from moving inwards, the other number of the connecting rods 95, one end of each connecting rod 95 is rotatably arranged at the middle of the bottom ends of the two connecting plates 94 through a pin shaft, the other ends of the two connecting rods 95 are rotatably arranged at the left side and the right side of the bottom end of the turntable 93 through pin shafts respectively.
As a preferred scheme, furthermore, the sliding groove 2 is in a cross shape, and the sliding block 5 is inserted into the inner cavity of the sliding groove 2 in a matching manner, so that the sliding block 5 can be prevented from moving up and down in the inner cavity of the sliding groove 2, and the moving plate 6 and the connecting plate 94 can be positioned.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
When the light shading cloth is used, the light guiding plate is placed on the supporting plate 3, the motor 91 is started, the motor 91 rotates to drive the rotary disc 93 to rotate through the connecting rod 92, the rotary disc 93 rotates to pull the connecting plate 94 to move inwards through the connecting rod 95, the connecting plate 94 moves inwards to drive the moving plate 6 to move inwards through the sliding block 5, because the bottom end of the inner cavity of the moving plate 6 and the top end of the supporting plate 3 are positioned on the same horizontal plane, the left side and the right side of the light guiding plate placed at the top end of the supporting plate 3 can gradually move into the inner cavity of the moving plate 6 along with the inward movement of the moving plate 6 until the light guiding plate moves to the proper length in the inner cavity of the moving plate 6, the motor 91 is closed, the bolt 12 is rotated clockwise, the bolt 12 can be rotated clockwise to push the extrusion plate 13 to move downwards, the extrusion plate 13 can move downwards to pull the light shading cloth 10 to further drive the rotary rod 8 to rotate, thereby pulling the coil spring 14 to be elastically deformed until the bottom end of the pressing plate 13 is brought into contact with the top end of the light guide plate, the light guide plate can be fixed in the inner cavity of the movable plate 6 by the extrusion plate 13 to avoid the light guide plate moving, the LED light source 11 is started to irradiate light on the light guide plate, the movable plate 6 and the shading cloth 10 can avoid light leakage to promote light to gather to the light guide plate, a worker observes whether the light guide plate is qualified or not, after the detection is finished, the light guide plate can be taken down by moving in the opposite direction, when the device is used for observing and detecting the light guide plate, the light guide plate with any size can be clamped and fixed, the displacement of the light guide plate is avoided, and when the LED light source 11 is used to illuminate the light guide plate, the light source can be focused on the light guide plate, thereby avoiding misjudgment caused by light source divergence, preventing defective products from flowing into the market and facilitating use.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "two ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, and do not indicate or imply that the referred devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated; also, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," "fixedly mounted," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An optical-level light guide plate crystal point observation device is characterized by comprising:
the left side and the right side of the top end of the main frame (1) are respectively provided with a plurality of sliding grooves (2) from front to back along the left-right direction;
the supporting plate (3), the supporting plate (3) is arranged in the middle of the top end of the main frame (1);
the front side and the rear side of the top end of the support frame (4) are respectively arranged in the middle of the front side and the rear side of the bottom end of the main frame (1);
the middle part of the outer wall of the sliding block (5) is matched and inserted into the inner cavity of the sliding groove (2);
the number of the moving plates (6) is two, the bottom ends of the two moving plates (6) are respectively arranged at the top ends of the sliding blocks (5) positioned at the same side, the two moving plates (6) are oppositely arranged, and the inner side of the top end of the inner cavity of each moving plate (6) is arranged in a containing cavity (7) communicated with the inner cavity of the moving plate;
the front end and the rear end of the rotating rod (8) are respectively arranged on the front side and the rear side of the inner cavity of the containing cavity (7) through bearings;
the shading cloth (10) is wound on the outer wall of the rotating rod (8), and the bottom end of the shading cloth (10) extends into the inner cavity of the moving plate (6);
the number of the coil springs (14) is four, every two of the four coil springs (14) are divided into one group, one end of each group of the coil springs (14) is arranged on the front side and the rear side of the outer wall of the rotating rod (8), and the other end of each group of the coil springs (14) is arranged on the front side and the rear side of the inner cavity of the containing cavity (7);
the LED light source (11), the LED light source (11) is arranged on the inner side of the inner cavity of the moving plate (6);
the bolt (12), the bolt (12) is screwed on the inner side of the top end of the moving plate (6), and the bottom end of the bolt (12) extends into the inner cavity of the moving plate (6);
the middle part of the outer side of the top end of the extrusion plate (13) is arranged at the bottom end of the bolt (12) through a bearing, and the inner side of the top end of the extrusion plate (13) is arranged at the bottom end of the shading cloth (10);
the moving mechanism (9), the said moving mechanism (9) is set up in the top of the support frame (4);
the moving mechanism (9) includes:
the motor (91) is connected to the middle part of the top end of the support frame (4) through a screw;
the bottom end of the connecting rod (92) is locked at the output end of the motor (91) through a coupler, and the top end of the connecting rod (92) is rotatably arranged in the middle of the bottom end of the main frame (1) through a bearing;
the rotary table (93), the rotary table (93) is fixed to be sleeved in the middle of the outer wall of the connecting rod (92).
2. The optical grade light guide plate lattice observation device of claim 1, wherein: the moving mechanism (9) further comprises:
the number of the connecting plates (94) is two, and the top ends of the two connecting plates (94) are respectively arranged at the bottom ends of the sliding blocks (5) positioned at the same side;
the connecting rods (95), the quantity of connecting rods (95) is another, two the one end of connecting rods (95) is respectively through the rotatable setting in the bottom middle part of two connecting plates (94) of round pin axle, two the other end of connecting rods (95) is respectively through the rotatable setting in the bottom left and right sides of carousel (93) of round pin axle.
3. The optical grade light guide plate lattice observation device of claim 2, wherein: the top end of the rotary disc (93) is positioned below the bottom end of the connecting plate (94).
4. The optical grade light guide plate lattice observation device of claim 1, wherein: the bottom ends of the inner cavities of the supporting plate (3) and the moving plate (6) are positioned on the same horizontal plane.
5. The optical grade light guide plate lattice observation device of claim 1, wherein: and a rubber pad is arranged at the bottom end of the extrusion plate (13).
6. The optical grade light guide plate lattice observation device of claim 1, wherein: the sliding groove (2) is in a cross shape, and the sliding block (5) is adaptive to be inserted into the inner cavity of the sliding groove (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122198336.1U CN215493250U (en) | 2021-09-10 | 2021-09-10 | Optical-level light guide plate crystal point observation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122198336.1U CN215493250U (en) | 2021-09-10 | 2021-09-10 | Optical-level light guide plate crystal point observation device |
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| Publication Number | Publication Date |
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| CN215493250U true CN215493250U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122198336.1U Active CN215493250U (en) | 2021-09-10 | 2021-09-10 | Optical-level light guide plate crystal point observation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114441550A (en) * | 2022-02-08 | 2022-05-06 | 心鉴智控(深圳)科技有限公司 | Device for detecting defects of light guide plate by laser |
-
2021
- 2021-09-10 CN CN202122198336.1U patent/CN215493250U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114441550A (en) * | 2022-02-08 | 2022-05-06 | 心鉴智控(深圳)科技有限公司 | Device for detecting defects of light guide plate by laser |
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