CN-122022429-A - AMOLED module manufacturing and controlling method

Abstract

The invention relates to the technical field of manufacturing of display modules, and discloses an AMOLED module manufacturing and controlling method, which comprises the following steps of 1, collaborative calibration of parameters before manufacturing; step 2, manufacturing environment dynamic adaptive control, step 3, standardized manufacturing process execution control, step 4, manufacturing process full-link tracing control, and step 5, finished product inspection and parameter optimization iteration. According to the invention, through constructing a full-flow parameter coordination system, an environment dynamic adaptive control, a standardized operation specification and a full-link traceability mechanism, the accurate control of the manufacturing process is realized, the product yield and the batch consistency are improved, and the manufacturing cost is reduced.

Inventors

• LI CHANGBING

Assignees

• 江西芯视佳光电科技有限公司

Dates

Publication Date

20260512

Application Date

20260128

Claims (5)

1. 1. The AMOLED module manufacturing and controlling method is characterized by comprising the following steps: Step 1, collaborative calibration of parameters before manufacturing, namely establishing a process parameter collaborative database according to the product model of an AMOLED module, combing key manufacturing parameters of each core process, and inputting the parameter collaborative data into a manufacturing execution system to form a proprietary product manufacturing parameter package; Step 2, manufacturing environment dynamic adapting management and control, namely dividing the environmental grade of a manufacturing area, setting a management and control reference, deploying temperature, humidity and cleanliness real-time monitoring sensors in each area, and transmitting sensor data to a manufacturing execution system in real time; step 3, standardized manufacturing flow execution control, namely, making standardized operation instruction books of each process based on a process parameter collaborative database, and defining operation details; and 4, full-link traceability control of the manufacturing process, namely distributing unique traceability codes for raw materials, binding the unique traceability codes with the manufacturing process, and recording key parameter data of each process in real time by a manufacturing execution system to form traceability files. And step 5, finished product inspection and parameter optimization iteration, namely performing comprehensive performance detection on the finished product, performing correlation analysis on detection data and parameters of the manufacturing process, identifying key parameters affecting the yield, and periodically optimizing and updating a parameter collaborative database to realize continuous iteration of manufacturing control.
2. 2. The method of manufacturing and controlling an AMOLED module as claimed in claim 1, wherein the optimal matching combination of the parameters of each core process and the boundary threshold are determined by orthogonal test in step 1.
3. 3. The AMOLED module manufacturing and controlling method as claimed in claim 2, wherein when the manufacturing execution system identifies that the sensor data exceeds the reference threshold value by + -5% in step 2, the manufacturing execution system automatically triggers the environment adjustment command and pauses the corresponding region manufacturing process, thereby ensuring the stable environment.
4. 4. The AMOLED module manufacturing and controlling method as claimed in claim 3, wherein the key processes in the manufacturing process in step 3 are controlled by an automated process, and inter-process mutual inspection links are set to form a closed loop control.
5. 5. The AMOLED module manufacturing and control method as recited in claim 4, wherein the process critical parameter data in step 4 includes process manufacturing parameters, operators, and environmental parameter data.

Description

AMOLED module manufacturing and controlling method Technical Field The invention relates to the technical field of manufacturing of display modules, in particular to an AMOLED module manufacturing and controlling method. Background The AMOLED module has become a core component of the high-end display terminal by virtue of the advantages of self-luminescence, high contrast, wide viewing angle, flexibility, and the like, and the manufacturing process comprises a plurality of key links such as substrate pretreatment, flexible display layer preparation, fitting assembly, curing molding, finished product detection, and the like, and the display performance and the service life of the module are directly affected by manufacturing parameter fluctuation and process connection precision of each link. In the existing AMOLED module manufacturing process, the control key points are concentrated on the result detection of a single process, the cooperative control of the whole process manufacturing parameters is lacked, firstly, the manufacturing parameters of the whole process are set independently, the relevance among the processes is not considered, for example, the baking parameters of the substrate pretreatment are not matched with the curing parameters of the subsequent bonding, the stress concentration inside the module is easy to cause the falling of a display layer or the occurrence of cracks, secondly, the dynamic change of the environmental parameters (temperature, humidity and cleanliness) in the manufacturing process is not regulated in real time, in key processes such as the transfer and bonding of a flexible display layer, the fluctuation of the environmental humidity exceeds 5%, the bonding surface absorbs water vapor, bubbles are generated, the yield is reduced by 8% -12%, thirdly, the skill dependence on operators is high, the operation consistency of different batches of products is poor, especially, the difference among batches occurs in the manual participation links such as the positioning alignment of the flexible display layer, the pressure application time and the like, the uniformity of the products is influenced, fourthly, the quality is inspected after the detection, the waste of raw materials and the manufacturing cost is caused, and the bad manufacturing links are difficult to be traced, and the bad manufacturing links are difficult to be caused. The existing improvement scheme focuses on the introduction of high-precision detection equipment to improve the detection precision, and a management and control system of a full link is not established from the root of a manufacturing process, so that the problems of poor parameter cooperativity, weak environmental adaptability, insufficient batch consistency and the like cannot be fundamentally solved, and the improvement of the AMOLED module manufacturing yield and the cost control is restricted. Disclosure of Invention Aiming at the defects of the prior art, the invention provides an AMOLED module manufacturing and controlling method, which solves the technical problems of poor process parameter cooperativity, inaccurate environment control, insufficient batch consistency and difficult quality tracing in the existing AMOLED module manufacturing. In order to achieve the above purpose, the invention is realized by the following technical scheme: the AMOLED module manufacturing and controlling method specifically comprises the following steps: Step 1, collaborative calibration of parameters before manufacturing, namely establishing a process parameter collaborative database according to the product model of an AMOLED module, combing key manufacturing parameters of each core process, and inputting the parameter collaborative data into a manufacturing execution system to form a proprietary product manufacturing parameter package; Step 2, manufacturing environment dynamic adapting management and control, namely dividing the environmental grade of a manufacturing area, setting a management and control reference, deploying temperature, humidity and cleanliness real-time monitoring sensors in each area, and transmitting sensor data to a manufacturing execution system in real time; step 3, standardized manufacturing flow execution control, namely, making standardized operation instruction books of each process based on a process parameter collaborative database, and defining operation details; and 4, full-link traceability control of the manufacturing process, namely distributing unique traceability codes for raw materials, binding the unique traceability codes with the manufacturing process, and recording key parameter data of each process in real time by a manufacturing execution system to form traceability files. And step 5, finished product inspection and parameter optimization iteration, namely performing comprehensive performance detection on the finished product, performing correlation analysis on detection data and parameters of the manufacturing