CN218036480U - A visual detection and positioning device for attaching a polarizer - Google Patents

Abstract

The utility model provides a visual detection and positioning device attached to a polarizer, which relates to the technical field of polarizer detection and includes a base, a rotating motor, a driving gear, a detection box plate, a glass cover and an anti-polarization plate. The top of the base and the detection box The bottom of the board slides into the connection. The utility model places the polarizer stably in the slot between the positioning plate and the rubber plate by setting the positioning component, and the rubber plate can avoid the wear of the bottom of the polarizer and avoid the damage of the polarizer caused by manual hand-held detection. The motor, driving gear and driven gear ring, the rotating motor drives the driving gear to rotate, and the driving gear drives the driven gear ring to rotate, thereby driving the detection box plate and positioning components to rotate at a uniform speed as a whole, converting the traditional static state visual detection into dynamic vision Inspection, so that inspectors can carefully identify all visual defects on the polarizer, and at the same time, visually inspect four polarizers at a time, improving the visual inspection efficiency of polarizers.

Description

A visual detection and positioning device for attaching a polarizer

technical field

The utility model relates to the technical field of polarizer detection, in particular to a polarizer attachment visual detection and positioning device.

Background technique

The full name of polarizer is polarizer. The imaging of liquid crystal display must rely on polarized light. All liquid crystals have two front and rear polarizers attached to the liquid crystal glass to form a liquid crystal sheet with a total thickness of about 1mm. If any one is missing Polarizers and liquid crystals cannot display images; polarizers are called polarizers because the polarizer facing the eyes of an ordinary liquid crystal display is frosted to dissipate surface reflections and scatter light to increase The viewing angle of the LCD display. The polarizer has an important impact on the optical properties of the LCD display such as brightness, contrast, and viewing angle. Its visual defects will directly lead to the unqualified effect of the LCD display. The visual defects of the polarizer can be divided into foreign objects, scratches, creases, and bubbles. and other defects.

In the prior art, for example, the Chinese patent number is: "a polarizer detection device" of CN210376183U, which includes a belt assembly line. The belt assembly line is composed of a frame and a plurality of conveying sections located on the frame, and two adjacent conveying sections A first gap is formed between them; a flattening mechanism is also included, and the flattening mechanism includes two flattening belts, the two flattening belts form an inverted figure-eight structure, and a second gap is formed between the two flattening belts, each The flattened belt is driven and supported by the high-rotation roller and the low-rotation roller, and the transmission direction of the flattened belt is opposite to that of the belt assembly line, and a gap is formed between the low-rotation roller and the belt of the belt assembly line; it also includes a detection mechanism, a detection mechanism The installation frame includes a camera installed on the top and a light source installed on the bottom of the installation frame, the camera is located directly above the second space, and the light source is located directly below the first space.

However, the current visual inspection of polarizers mostly relies on manual visual inspection. For ultra-thin polarizers, manual hand-held inspection may cause damage to the polarizers, and polarizers in a static state are not conducive to discovering some of them. Defects At the same time, when the polarizer is positioned before the detection, it is easy to cause the wear of the polarizer. In view of the above problems, a polarizer is attached to a visual detection and positioning device.

Utility model content

The purpose of this utility model is to solve the problems existing in the prior art that most of the current visual detection of polarizers relies on manual visual inspection. For ultra-thin polarizers, manual hand-held inspection may cause damage to the polarizers, and polarized light in a static state It is not conducive to find some defects during inspection; at the same time, it is easy to cause the wear of the polarizer when the polarizer is positioned before the inspection, and a polarizer is attached to a visual inspection and positioning device.

In order to achieve the above object, the utility model adopts the following technical scheme: a polarizer attached visual detection and positioning device, including a base, a rotating motor, a driving gear, a detection box plate, a glass cover and an anti-polarization plate, the top of the base Slidingly connected with the bottom of the detection box plate, the outer bottom of the detection box plate is fixedly connected with the driven gear ring, the top of the rotating motor is movably installed with the bottom of the driving gear, and the outer side of the driving gear is connected with the driven gear ring The inner side of the bottom end of the detection box board is fixedly connected with a positioning assembly, the positioning assembly includes a square plate and a baffle plate, the top of the square plate is uniformly fixedly connected with four positioning plates, the positioning plate One end of the top is fixedly installed with the bottom of the baffle, and the other end of the top of the positioning plate is provided with a rubber plate.

Preferably, four fixing rods are symmetrically fixedly connected to both ends of the square plate, and one end of the fixing rods is fixedly installed on the inner side of the detection box board.

Preferably, four elastic posts are uniformly fixedly connected to the inner side of the detection box plate, and one end of the elastic posts is movably connected to one side of the anti-deflection plate.

Preferably, a rotating rod is fixedly connected to one end of the top of the detection box board, and the outer side of the rotating rod is connected to one end of the glass cover in a rotating manner.

Preferably, the bottom of the base is evenly and fixedly connected with a plurality of non-slip pads, and the inner side of the top of the base is fixedly connected with an electric ring.

Preferably, a plurality of inspection lamps are arranged inside the energization ring, and a control switch is arranged on one side of the energization ring.

Preferably, the anti-polarization plate is arranged on the top of the baffle, and a polarizer is movably connected to the inner side of the positioning plate.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. In the utility model, by setting the positioning component, the polarizer is aligned with the slot of the positioning plate and placed downwards, and the polarizer is stably placed in the slot between the positioning plate and the rubber plate. The bottom of the polarizer and the The rubber plate is in contact with the polarizer, the rubber plate can prevent the bottom of the polarizer from being worn out, and the baffle and anti-polarizer can prevent the polarizer from toppling to the outside, ensuring the stability of the polarizer, convenient for visual inspection of the polarizer, and avoiding manual hand-held inspections. The polarizer is damaged.

2. In the utility model, by setting the rotating motor, the driving gear and the driven gear ring, the rotating motor drives the driving gear to rotate, and the driving gear drives the driven gear ring to rotate, thereby driving the detection box plate and the positioning assembly to rotate at a uniform speed as a whole. The traditional static state visual inspection is converted to dynamic visual inspection, so that inspectors can carefully identify all visual defects on the polarizer, and can visually inspect four polarizers at a time, improving the visual inspection efficiency of polarizers.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of a polarizer-attached visual detection and positioning device proposed by the utility model;

Fig. 2 is a top view structure schematic diagram of a detection box board with a polarizer attached to a visual detection and positioning device proposed by the utility model;

Fig. 3 is a structural schematic diagram of a base of a polarizer attached to a visual detection and positioning device proposed by the utility model;

FIG. 4 is a structural schematic diagram of a positioning component of a polarizer-attached visual detection and positioning device proposed by the present invention.

Legend: 1. Anti-slip mat; 2. Base; 3. Detection box plate; 4. Rotating rod; 5. Glass cover; 6. Rotating motor; 7. Driving gear; 8. Driven gear ring; 9. Positioning component; 10. Elastic column; 11. Anti-bias plate; 12. Power ring; 13. Inspection light; 14. Control switch; 91. Fixed rod; 92. Square plate; 93. Positioning plate; 94. Baffle plate; 95. Rubber plate .

detailed description

In order to understand more clearly the above purpose, features and advantages of the utility model, the utility model will be further described below in conjunction with the accompanying drawings and embodiments. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

In the following description, a lot of specific details have been set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways that are different from those described here. Therefore, the utility model is not limited to the specific details of the following disclosure EXAMPLE LIMITATIONS.

Please refer to Figures 1-4, the utility model provides a technical solution: a visual detection and positioning device attached to a polarizer, including a base 2, a rotating motor 6, a driving gear 7, a detection box plate 3, a glass cover 5 and an anti-deflection Plate 11, the top of the base 2 is slidingly connected with the bottom of the detection box plate 3, the outer bottom of the detection box plate 3 is fixedly connected with the driven gear ring 8, the top of the rotating motor 6 is movably installed with the bottom of the driving gear 7, and the driving gear 7 The outer side of the driven gear ring 8 meshes with the outer side of the driven gear ring 8, the rotating motor 6 drives the top driving gear 7 to rotate, and the driving gear 7 drives the driven gear ring 8 to rotate, thereby driving the detection box plate 3 and the positioning assembly 9 to rotate slowly at a uniform speed as a whole. The inner side of the bottom end of the plate 3 is fixedly connected with a positioning assembly 9. The positioning assembly 9 includes a square plate 92 and a baffle 94. The baffle 94 and the anti-polarizer 11 can prevent the polarizer from toppling to the outside, so that the polarizer can be stably placed on the positioning plate. 93 top, the top of the square plate 92 is evenly fixedly connected with four positioning plates 93, the top end of the positioning plate 93 is fixedly installed with the bottom of the baffle plate 94, the other end of the top of the positioning plate 93 is provided with a rubber plate 95, and the bottom of the polarizer In contact with the rubber plate 95, the rubber plate 95 can prevent the bottom of the polarizer from being worn.

The two ends of the square plate 92 are symmetrically fixedly connected with four fixed rods 91, and one end of the fixed rods 91 is fixedly installed with the inside of the detection box plate 3, and the fixed rods 91 are used to fix the square plate 92 on the inner wall of the detection box plate 3.

The inner side of the detection box plate 3 is uniformly connected with four elastic columns 10, and one end of the elastic columns 10 is movably connected with one side of the anti-polarization plate 11, and the anti-polarization plate 11 can prevent the polarizer from toppling to the outside, so that the polarizer can be placed stably On top of positioning plate 93.

One end of the top of the detection box plate 3 is fixedly connected with a turning bar 4, and the outer side of the turning bar 4 is rotatably connected with an end of the glass cover 5, and the turning bar 4 is convenient for opening the glass cover 5.

The bottom of the base 2 is evenly and fixedly connected with a plurality of anti-skid pads 1, and the inner side of the top of the base 2 is fixedly connected with an electrification ring 12. The anti-skid mat 1 plays an anti-slip function. The electrification ring 12 can be energized by controlling the switch 14, so that the inspection lamp 13 emits a steady light source.

The inner side of the energization ring 12 is provided with a plurality of inspection lamps 13, and one side of the energization ring 12 is provided with a control switch 14. The inspection lamp 13 is turned on by the control switch 14, and the inspection lamp 13 emits a stable light source.

The anti-polarizer 11 is arranged on the top of the baffle 94, and the inside of the positioning plate 93 is movably connected with a polarizer, and the baffle 94 and the anti-polarizer 11 can prevent the polarizer from toppling outward.

The working principle of this embodiment: the device is mainly composed of a glass cover 5, a detection box plate 3, a positioning assembly 9, a base 2 and a rotating motor 6. When the polarizer needs to be detected, the glass cover 5 is first flipped open, and the polarized light Align the slot of the positioning plate 93 and place it downwards, and place the polarizer in the slot between the positioning plate 93 and the rubber plate 95 stably. contact, the rubber plate 95 can prevent the bottom of the polarizer from being worn, and the baffle plate 94 and the anti-polarizer 11 can prevent the polarizer from toppling outward, so that the polarizer can be stably placed on the top of the positioning plate 93; after the four polarizers are placed The inspection light 13 is turned on by the control switch 14, the inspection light 13 emits a stable light source, the glass cover 5 is closed, and the rotating motor 6 is turned on at the same time, the rotating motor 6 drives the top driving gear 7 to rotate, and the driving gear 7 drives the driven gear ring 8 to rotate, thereby driving The inspection box plate 3 and the positioning assembly 9 rotate slowly at a uniform speed, converting the traditional static state visual inspection into dynamic visual inspection, so that inspectors can carefully identify all visual defects on the polarizer and avoid damage to the polarizer caused by manual hand-held inspection; At the same time, four polarizers can be placed in one detection box plate 3 at the same time, and the four polarizers can be visually inspected at one time, thereby improving the visual inspection efficiency of the polarizers.

The above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any skilled person who is familiar with this profession may use the technical content disclosed above to change or remodel it into an equivalent change, etc. The effective embodiments are applied to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solution of the present utility model still belong to the technical solution of the present utility model. protected range.

Claims (7)

1. A polarizer attached visual detection and positioning device, comprising a base, a rotating motor, a driving gear, a detection box plate, a glass cover and an anti-polarization plate, characterized in that: the top of the base is slidingly connected to the bottom of the detection box plate , the outer bottom of the detection box plate is fixedly connected with a driven gear ring, the top of the rotating motor is movably installed with the bottom of the driving gear, the outer side of the driving gear meshes with the outer side of the driven gear ring, and the detection box The inner side of the bottom end of the plate is fixedly connected with a positioning assembly, the positioning assembly includes a square plate and a baffle plate, four positioning plates are uniformly fixedly connected to the top of the square plate, and one end of the top of the positioning plate is fixed to the bottom of the baffle plate installation, the other end of the top of the positioning plate is provided with a rubber plate. 2. The polarizer sticking visual detection and positioning device according to claim 1, characterized in that: four fixed rods are symmetrically fixedly connected to both ends of the square plate, and one end of the fixed rod is connected to the inner side of the detection box plate Fixed installation. 3. The polarizer attachment visual detection and positioning device according to claim 1, characterized in that: the inner side of the detection box board is uniformly fixedly connected with four elastic columns, and one end of the elastic column is connected to one end of the anti-polarization plate. side activity connection. 4 . The polarizer attachment visual detection and positioning device according to claim 1 , wherein a rotating rod is fixedly connected to one end of the top of the detection box board, and the outer side of the rotating rod is connected to one end of the glass cover in a rotating manner. 5. The polarizer attachment visual inspection and positioning device according to claim 1, characterized in that: the bottom of the base is evenly and fixedly connected with a plurality of non-slip pads, and the inner side of the top of the base is fixedly connected with an electrification ring. 6 . The polarizer sticking visual detection and positioning device according to claim 5 , wherein a plurality of inspection lights are arranged on the inner side of the energization ring, and a control switch is arranged on one side of the energization ring. 7 . 7 . The polarizer sticking visual detection and positioning device according to claim 1 , wherein the anti-polarization plate is arranged on the top of the baffle plate, and a polarizer is movably connected to the inner side of the positioning plate. 8 .

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