CN219785669U

CN219785669U - Automatic optical detection device for OLED screen defects

Info

Publication number: CN219785669U
Application number: CN202320474330.9U
Authority: CN
Inventors: 张馨予; 许峰川; 徐志豪; 钱京捷
Original assignee: Suzhou City College
Current assignee: Suzhou City College
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-10-03
Anticipated expiration: 2033-03-14

Abstract

The utility model provides an automatic optical detection device for OLED screen defects, which comprises a frame, a defect processing device, a feeding cavity, a detection cavity and a classification cavity, wherein the feeding cavity, the detection cavity and the classification cavity are arranged in the frame. According to the utility model, the OLED screen is automatically clamped, the defects of the OLED screen are automatically detected, and the detection efficiency and the accuracy are improved.

Description

Automatic optical detection device for OLED screen defects

Technical Field

The utility model belongs to the field of detection of OLED screen defects, and particularly relates to an automatic optical detection device for OLED screen defects.

Background

Along with the vigorous development of the smart phone market, the demand of the OLED screen is larger and larger, and in order to improve the quality of the OLED screen, the defect detection of the OLED screen becomes more important.

The traditional detection method adopts manual work to carry out primary identification under the LED lamp, determine the type and the position of the defect, needs manual re-inspection during re-judgment, has the limitation of physical conditions of human eyes and the subjectivity of human emotion, and is difficult to reach higher standards in the aspects of speed, precision and the like, and the precision is difficult to ensure.

The current chinese patent of patent number 2021227691846 provides an OLED defect detection device, through the contact of design clamp splice and OLED screen body, can play the effect of a centre gripping location to the OLED screen body, conveniently detects the OLED screen body, and the distance between two clamp splices can be adjusted simultaneously for the device can use to the OLED screen body of different model sizes. The technical scheme that this patent provided adopts the people's eye to observe equally to need the manual clamping OLED screen of inspector, work efficiency is lower.

Disclosure of Invention

First, the technical problem to be solved

In view of the technical problems, the utility model provides an automatic optical detection device for OLED screen defects, which is used for automatically clamping an OLED screen and automatically detecting the OLED screen defects, and the detection efficiency and the accuracy are improved.

(II) technical scheme

The utility model provides an automatic optical detection device for OLED screen defects, which comprises a frame, a defect processing device, a feeding cavity, a detection cavity and a classification cavity, wherein the feeding cavity, the detection cavity and the classification cavity are arranged in the frame;

the defect collecting device and the lighting device are installed around the rotary clamping device, the defect processing device is installed on the side face of the frame, and the defect processing device is connected with the OLED screen carrying device, the defect collecting device and the rotary clamping device in a wire mode.

In some embodiments of the present utility model, the rotary clamping device includes a rotary telescopic motor, a rotary telescopic rod, and a clamp, the rotary telescopic motor is installed inside the detection cavity, the clamp is connected with an output end of the rotary telescopic motor through the rotary telescopic rod, and a mini detector is arranged at a front end of the clamp.

In some embodiments of the present utility model, the OLED screen handling device includes a rotating motor, a ball screw pair, a telescopic motor, a telescopic rod, a micro suction cup, a micro air pump and an air pipe, where the rotating motor is disposed inside the frame, the ball screw pair is disposed on the upper sides of the feeding cavity, the detecting cavity and the classifying cavity, the ball screw pair is connected with the output end of the rotating motor, the telescopic motor is mounted on the roller comb screw pair, and two ends of the telescopic rod are respectively connected with the micro suction cup and the telescopic motor, and the micro suction cup is connected with the micro air pump through the air pipe.

In some embodiments of the present utility model, the defect collecting device is composed of a plurality of high-resolution industrial cameras, the industrial cameras are arranged at different positions of the detection cavity, and the defect processing device receives images of the defect collecting device and controls the OLED screen carrying device.

(III) beneficial effects

From the above technical scheme, the utility model has the following beneficial effects:

according to the utility model, the OLED screen carrying device carries the screen in the feeding box to the detection cavity, and the defect processing device controls the OLED screen carrying device to classify the OLED screens according to the detection result after the defect detection is finished, so that the detection efficiency is effectively improved; according to the utility model, the defects of the OLED screen are automatically detected through the defect collecting device and the defect processing device, so that the accuracy is greatly improved compared with manual detection.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

[ main element symbols of the present utility model ]

1. A frame; 2. A feed box; 3. A good product box;

4. a defective bin; 5. A defect processing device; 6. A rotating electric machine;

7. a ball screw pair; 8. A telescopic motor; 9. A telescopic rod;

10. a miniature suction cup; 11. A rotary telescopic motor; 12. Rotating the telescopic rod;

13. a clamp; 14. And a defect collection device.

Detailed Description

The utility model provides an automatic optical detection device for OLED screen defects, which is used for making the purposes, technical schemes and advantages of the utility model more clear, and further detailed description of the utility model is provided below with reference to the accompanying drawings in combination with specific embodiments.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

Examples

As shown in fig. 1, the novel automatic optical detection device for the defects of the OLED screen comprises a frame 1, a defect processing device 5, and a feeding cavity, a detection cavity and a classification cavity which are arranged in the frame 1, wherein the feeding cavity, the detection cavity and the classification cavity are sequentially arranged in the frame 1 from left to right, a feeding box 2 is arranged in the feeding cavity, the feeding box 2 is slidably mounted in the feeding cavity, a rotary clamping device, a defect collecting device 14 and a lighting device are arranged in the detection cavity, the rotary clamping device comprises a rotary telescopic motor 11, a rotary telescopic rod 12 and a clamp 13, the rotary telescopic motor 11 is arranged in the detection cavity, the clamp 13 is connected with the output end of the rotary telescopic motor 11 through the rotary telescopic rod 12, and a mini detector is arranged at the front end of the clamp 13; the defect collecting device 14 is composed of a plurality of high-resolution industrial cameras, and the industrial cameras are arranged at different positions of the detection cavity; a good product box 3 and a defective product box 4 are arranged in the classifying cavity, and OLED screen carrying devices are arranged on the upper sides of the feeding cavity, the detecting cavity and the classifying cavity; the OLED screen carrying device comprises a rotating motor 6, a ball screw pair 7, a telescopic motor 8, a telescopic rod 9, a miniature suction cup 10, a miniature air pump and an air pipe, wherein the rotating motor 6 is arranged inside the frame 1, the ball screw pair 7 is arranged on the upper sides of the feeding cavity, the detecting cavity and the classifying cavity, the ball screw pair 7 is connected with the output end of the rotating motor 6, the telescopic motor 8 is arranged on the roller comb screw pair 7, two ends of the telescopic rod 9 are respectively connected with the miniature suction cup 10 and the telescopic motor 8, and the miniature suction cup 10 is connected with the miniature air pump through the air pipe; the defect collecting device 14 and the lighting device are installed around the rotary clamping device, the defect processing device 5 is installed on the side face of the frame 1, the defect processing device 5 is connected with the OLED screen carrying device, the defect collecting device 14 and the rotary clamping device in a wire mode, and the defect processing device 5 receives images of the defect collecting device 14 and controls the OLED screen carrying device to operate.

Principle of operation

The method comprises the steps that a worker puts an OLED screen to be detected into a feeding box 2, a defect processing device 5 controls an OLED screen carrying device to operate, a rotating motor 6 rotates to drive a telescopic motor 8 on a ball screw pair 7 to move to the position above the feeding box 2, the telescopic motor 8 controls a miniature sucker 10 to be attached to the surface of the OLED screen through a telescopic rod 9, the miniature sucker 10 adsorbs the OLED screen by utilizing a miniature air pump and an air pipe, and then the OLED screen carrying device operates to move the OLED screen to a detection cavity; the rotating and telescoping motor 11 controls the clamp 13 to fix the OLED screen in the detection cavity through the rotating and telescoping rod 12, then drives the OLED screen to rotate in the detection cavity, the plurality of industrial cameras transmit image information of different angles of the OLED screen to the defect processing device 5, the defect processing device 5 judges the defect condition, and controls the OLED screen carrying device to move the OLED screen into the good product box 3 or the defective product box 4 according to the judging result.

The present embodiment has been described in detail with reference to the accompanying drawings. The present utility model should be clearly recognized by those skilled in the art in light of the above description.

It should be noted that, in the drawings or the text of the specification, implementations not shown or described are all forms known to those of ordinary skill in the art, and not described in detail. Furthermore, the above definitions of the elements and methods are not limited to the specific structures, shapes or modes mentioned in the embodiments.

It should also be noted that examples of parameters that include particular values may be provided herein, but that these parameters need not be exactly equal to the corresponding values, but may approximate the corresponding values within acceptable error margins or design constraints. The directional terms mentioned in the embodiments, such as "upper", "lower", "front", "rear", "left", "right", etc., are merely directions with reference to the drawings, and are not intended to limit the scope of the present utility model. Furthermore, unless specifically described or steps must occur in sequence, the order of the above steps is not limited to the list above and may be changed or rearranged according to the desired design. In addition, the above embodiments may be mixed with each other or other embodiments based on design and reliability, i.e. the technical features of the different embodiments may be freely combined to form more embodiments.

While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.

Claims

1. The automatic optical detection device for the defects of the OLED screen comprises a frame, a defect processing device, a feeding cavity, a detection cavity and a classification cavity, wherein the feeding cavity, the detection cavity and the classification cavity are arranged in the frame;

2. The automatic optical detection device for defects of an OLED screen according to claim 1, wherein the rotary clamping device comprises a rotary telescopic motor, a rotary telescopic rod and a clamp, the rotary telescopic motor is installed inside the detection cavity, the clamp is connected with the output end of the rotary telescopic motor through the rotary telescopic rod, and a mini detector is arranged at the front end of the clamp.

3. The automatic optical detection device for defects of an OLED screen according to claim 1, wherein the OLED screen carrying device comprises a rotating motor, a ball screw pair, a telescopic motor, a telescopic rod, a miniature sucker, a miniature air pump and an air pipe, wherein the rotating motor is arranged inside the frame, the ball screw pair is arranged on the upper sides of the feeding cavity, the detection cavity and the classification cavity, the ball screw pair is connected with the output end of the rotating motor, the telescopic motor is arranged on the ball screw pair, two ends of the telescopic rod are respectively connected with the miniature sucker and the telescopic motor, and the miniature sucker is connected with the miniature air pump through the air pipe.

4. An automated optical inspection apparatus for OLED screen defects according to claim 1 wherein the defect collection means comprises a plurality of high resolution industrial cameras disposed at different locations of the inspection chamber, the defect handling means receiving images of the defect collection means and controlling the OLED screen handling means.