Manufacturing system and method for inkjet printing flexible display device

A manufacturing system for an inkjet printing flexible display device, the manufacturing system comprising a substrate input module, a substrate transferring module, a printing module, a post-printing processing module, a solid content detection module, a film packaging printing module, a film formation detection module, and a substrate output module, wherein

• the substrate input module is disposed at a front end of the entire manufacturing system, and is configured to preprocess a substrate as a printing material to be transported into the printing module;
• the substrate transferring module is located in a central region of the entire manufacturing system and has a plurality of substrate handling manipulators and an annular track, and the printing module, the post-printing processing module, the solid content detection module, the film packaging printing module, and the film formation detection module are arranged along a circumferential direction of the annular track, so that according to different working requirements, the substrate handling manipulators is adopted to perform directional movement on the annular track, thereby implementing handling and transfer of the substrate between the functional modules;
• the printing module comprises a first Y-axis movement unit, a first X-axis movement unit, a first printhead unit, a first printhead top-view detection unit, a first substrate bottom-view detection unit, a first flying ink drop observation unit, and a printing automated optical inspection (AOI) detection unit, wherein the first Y-axis movement unit is configured to implement movement of the first printhead unit in a horizontal direction as a Y-axis direction, and the first X-axis movement unit is configured to implement movement of the substrate in a vertical direction as an X-axis direction;
• the first printhead unit is equipped with a movement component in an upright direction as a Z-axis direction, and is configured to execute patterned deposition of an ink material functional layer on a surface of the substrate after reaching a predetermined position;
• the first printhead top-view detection unit is configured for real-time detection of surface cleanliness and position angle of a printhead of the first printhead unit, and the first substrate bottom-view detection unit is configured for real-time detection of a position of the substrate;
• and the first flying ink drop observation unit is configured to observe a state of ink drops ejected by the first printhead unit and calibrate a drive waveform, the printing AOI detection unit is configured to execute scanning and imaging on the substrate after the patterned deposition is completed while using a collected image to detect a printing defect;
• the post-printing processing module is configured for vacuum drying, baking, and curing processing on the substrate transferred after the patterned deposition;
• and the solid content detection module comprises a film surface sputtering equipment and a film surface detection equipment, wherein the film surface sputtering equipment is configured to sputter a metallic-coated layer on a designated region of the transferred substrate and send the substrate to the film surface detection equipment to detect morphological characteristics of the ink material functional layer before and after the metallic-coated layer;
• the film packaging printing module is configured to continue printing and film formation of a film packaging ink material on the surface of the transferred substrate transferred;
• and the film formation detection module is kept connected with the film packaging printing module and is configured to detect whether there is a quality defect on the surface of the substrate after film packaging;
• and
• the substrate output module is disposed at a back end of the entire manufacturing system and comprises a first substrate rotating component, a first linear movement component, a first substrate fixture, and a first air floating conveying platform, wherein the first substrate rotating component is configured to firstly adjust a movement direction of the transferred substrate, the first air floating conveying platform suspends the substrate above a platform surface using airflow;
• and the first substrate fixture clamps the substrate, and the substrate is finally output from the manufacturing system through a reciprocating movement of the first linear movement component.