Comprehensive intelligent detection system for folding screen

Abstract

The invention provides a comprehensive intelligent detection system for a folding screen, which belongs to non-contact high-end optical detection equipment and comprises a feeding station, a system surface detection station integrating film tearing and film covering, a size measurement station, a code spraying and scanning station, a user surface detection station integrating film tearing and film covering and a discharging station. The system surface detection station is used for carrying out linear scanning amount detection on the system surface of the screen; the size measurement station is used for carrying out size measurement and overturning on a system surface of the screen; the user plane detection station is used for screen size measurement and non-contact optical detection including surface waviness and stress life. Non-contact optical quantity detection is adopted, film tearing, film covering and code spraying and scanning are integrated, a comprehensive detection scheme is provided for the folding screen, non-contact high-precision detection of various surface waviness, folding screen fold stress life and the like of a display screen and a surface coating can be met, key data are provided for product reliability evaluation, and the product quality is improved. And the qualified rate of the folding screen is ensured, and popularization and application in 3C and other fields are facilitated.

Description

Technical Field

[0001] The present invention belongs to non-contact high-end optical detection equipment, and particularly relates to a folding screen integrated intelligent detection system for optical quantity detection of plate products such as 3C products. Background Art

[0002] With the development of technology, the manufacturing precision and requirements for 3C products (computer, communication, and consumer electronic products) are getting higher and higher, which is not only reflected in the conventional industrial camera vision measurement, but also needs to consider the stability of other complex environments, such as complex optical light transmission, specular reflection light, diffuse reflection light and other optical requirements, and also such as insulation, heat insulation, heat conduction, heat dissipation, etc., and also such as some special points need corrosion resistance treatment, friction coefficient enhancement or weakening treatment, etc.

[0003] For folding screens, which are more applied to 3C products such as mobile phones, pads, computers, etc., quality control of them is also crucial, and it is necessary to detect them including dimensions, defects, waviness, etc., and try to avoid contact measurement as much as possible.

[0004] In addition, for folding screens, the incoming materials often have protective films. Therefore, it is necessary to tear the film before measurement and re-cover the film after measurement. Therefore, it is necessary to design a comprehensive detection system integrating film tearing, film covering, and non-contact optical detection. Summary of the Invention

[0005] In order to overcome the deficiencies of the prior art, the purpose of the present invention is to provide a folding screen integrated intelligent detection system, which can solve the above problems.

[0006] A folding screen integrated intelligent detection system includes a loading station, a system surface detection station, a dimension measurement station, a user surface detection station, and an unloading station; wherein, the system surface detection station is used for line scan measurement detection of the system surface of the screen; the dimension measurement station is used for dimension measurement and flipping of the system surface of the screen; the user surface detection station is used for dimension measurement of the screen and non-contact optical detection including surface waviness.

[0007] Preferably, a spraying and code scanning station is further arranged between the user surface detection station and the unloading station, which is used for spraying codes on the detected screen and scanning the codes to enter the database.

[0008] Preferably, the system surface detection station includes a system surface whole surface acquisition unit, a system surface side edge acquisition unit, and a system surface carrier line, which are used for image acquisition of the surface and side edges of the folding screen to realize system surface defect detection.

[0009] Preferably, the system surface inspection station further includes a film tearing module, a film laminating module, a waste bin, and a system surface dust removal module; wherein, the film tearing module picks and tears off the protective film on the surface of the folding screen by picking up the tear-off label, the film laminating module adsorbs the protective film using a vacuum mesh box structure and rolls the protective film onto the folding screen flexibly, the waste bin receives the protective film and the tear-off label waste torn off by the film tearing module, and the system surface dust removal module is used to remove dust from the surface of the folding screen before detection and before film lamination.

[0010] Preferably, the film tearing module includes a tear-off label feeding mechanism and a film picking mechanism, and the film picking mechanism picks up the tear-off label at the film picking guiding notch of the tear-off label feeding mechanism.

[0011] Preferably, the film laminating module includes a vacuum film adsorption and laminating mechanism and a protective film feeding mechanism; the protective film feeding mechanism is used to provide the protective film; the vacuum film adsorption and laminating mechanism is spanned above the protective film feeding mechanism and the system surface carrier line by spatial transfer, the vacuum film adsorption and laminating mechanism adsorbs the protective film at the film picking position of the protective film feeding mechanism, and breaks the vacuum and rolls at the film laminating position of the system surface carrier line to roll and press the adsorbed protective film on the product surface.

[0012] Preferably, the size measurement station includes a size carrier line, a full surface size acquisition unit, a side size acquisition unit, a size measurement flap mechanism, and a size measurement transfer mechanism. The full surface size acquisition unit and the side size acquisition unit are spanned above the size carrier line and are used to measure the size of the folding screen below.

[0013] Preferably, the user surface inspection station includes a waviness detection module, a stress life detection module, a user surface line scan detection module, a transfer handling module, and a user surface carrier line; wherein, the waviness detection module non-contactingly obtains the surface waviness of the folding screen based on optical phase analysis, the stress life detection module non-contactingly detects and analyzes to obtain the corresponding relationship between the stress and life of the folding screen based on optical stress birefringence, the user surface line scan detection module detects the side size and defects of the folding screen from the user surface, the transfer handling module is used for the transfer of materials between the detection modules, and the user surface carrier line is used to carry and convey materials.

[0014] Preferably, the user surface inspection station further includes a user surface film tearing module, a user surface film laminating module, a user surface waste bin, and a user surface dust removal module; the structure of this part is the same as the corresponding structure of the system surface inspection station.

[0015] Preferably, the spraying and scanning station includes an inkjet printer, a barcode scanner, a spraying and scanning frame, a spraying and scanning carrier line, and a spraying and scanning transfer mechanism; the inkjet printer and the barcode scanner are arranged on the gantry-type spraying and scanning frame in a liftable and horizontally movable manner, the spraying and scanning carrier line is arranged below the spraying and scanning frame, and the carrier of the spraying and scanning carrier line is a flip adsorption table; the spraying and scanning transfer mechanism is used to transport the folding screen from the upstream to the spraying and scanning carrier line.

[0016] Compared with the prior art, the beneficial effects of the present invention are as follows: The present invention adopts non-contact optical measurement, and integrates film tearing, film laminating, spraying, and code scanning, providing a comprehensive detection solution for folding screens, which can meet the non-contact high-precision detection of various surface waviness of display screens and surface coatings, the folding stress life of folding screens, etc., providing key data for product reliability evaluation, ensuring the qualified rate of folding screens, and facilitating popularization and application in the fields of 3C, etc. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of an example of the folding screen comprehensive intelligent detection system of the present invention; Figure 2 It is a schematic diagram of another example of the folding screen comprehensive intelligent detection system; Figure 3 It is a schematic diagram of the loading station; Figure 4 It is a schematic diagram of the unloading station; Figure 5 It is a schematic diagram of the system surface detection station; Figure 6 It is a schematic diagram of the film tearing module Figure 7 It is a schematic diagram of the easy-tear label feeding mechanism; Figure 8 It is a schematic diagram of the film laminating module; Figure 9 It is a schematic diagram of the vacuum suction film laminating mechanism; Figure 10 It is a partial structural schematic diagram of the vacuum suction film laminating mechanism; Figure 11 It is a schematic diagram of the dimension measurement station; Figure 12 It is a schematic diagram of the side dimension acquisition unit; Figure 13 It is a schematic diagram of the dimension air suction carrier; Figure 14 It is a schematic diagram of the C-shaped light source; Figure 15 It is a schematic diagram of the user surface detection station; Figure 16 It is a schematic diagram of the spraying and code scanning station.

[0018] In the figure: 100, loading station; 110, loading code scanner; 200, system surface inspection station; 210, system surface whole surface collection unit; 220, system surface side collection unit; 230, system surface loading platform line; 240, film tearing module; 2410, easy-tear sticker feeding mechanism; 2411, film supply rack; 2412, film supply roller; 2413, material collection roller; 2414, transmission wheel group; 2415, film supply driver; 2416, film taking guide bottom block; 2417, film pressing module; 2418, easy-tear sticker supply sliding seat; 2420, film sheet picking mechanism; 2424, film clamping and loading module; 2421, film clamping bottom plate; 2422, easy-tear rolling module; 2423, film clamping module; 250, film laminating module; 2510, vacuum film suction mechanism; 2511, film laminating box; 2512, adsorption net; 2513, film laminating vacuum assembly; 2514, rubber roller translation drive module; 2515, rubber roller pressing drive module; 2516, rubber roller assembly; 2517, film suction transfer module; 2518, film suction rack; 2520, protective film feeding mechanism; 260, waste box; 270, system surface dust removal module; 300, dimension measuring station; 310, dimension stage line; 310, dimension stage line; 311, dimension drive stage line; 312, dimension air suction stage; 3121, structural suction plate; 3122, leveling mechanism; 3123, stage frame; 3124, rotation driver; 3125, rotation limiter; 320, whole surface dimension collection unit; 330, side dimension collection unit; 331, side collector; 332, line scanning light source; 333, C-type light source; 340, dimension measurement flap mechanism; 350, dimension measurement transfer mechanism; 360, dimension measurement dust removal mechanism; 400, user surface detection station; 410, waviness detection module; 420, stress life detection module; 430, user surface line scanning detection module; 440, transfer and handling module; 450, user surface loading platform line; 460, user surface film tearing module; 470, user surface film covering module; 480, user surface waste box; 490, user surface dust removal module; 500, code spraying and scanning station; 510, code sprayer; 520, code scanner; 530, code spraying and scanning rack; 540, code spraying and scanning loading platform line; 550, code spraying and scanning intermediate transfer mechanism; 600. Unloading station. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] A folding screen integrated intelligent detection system, see Figures 1 - 16 , the folding screen integrated intelligent detection system includes a loading station 100, a system surface detection station 200, a dimension measurement station 300, a user surface detection station 400, a spraying and coding station 500, and an unloading station 600.

[0021] Overview of the uses of each station: The system surface detection station 200 is used for line scan detection of the system surface of the screen; the dimension measurement station 300 is used for dimension measurement and flipping of the system surface of the screen; the user surface detection station 400 is used for dimension measurement of the screen and non-contact optical detection including surface waviness; the spraying and coding station 500 is used for spraying codes on the detected screen and scanning and entering them into the database.

[0022] Among them, see Figure 3 and Figure 4 , the loading station 100 and the unloading station 600 adopt stack-type material stations, both including a material bin and a loading and unloading transfer module; a loading scanner 110 is provided at the loading station 100, and the material bin of the unloading station 600 includes a dimension NG bin and a defect NG bin, and the loading and unloading transfer module sorts and unloads the detected folding screens.

[0023] The material bin can adopt a traditional material bin, but can carry multiple layers of material trays and be moved in and out in a stack type. In a specific example, the material bin at the loading station 100 can adopt a double material bin, one for carrying empty material trays and the other for carrying full material trays. The material bin at the unloading station 600 can adopt a multi-material bin for receiving different types of folding screens according to the detection results. OK products can set up an OK material bin here, or can set up an OK unloading conveyor to flow into the next station.

[0024] The loading and unloading transfer module can adopt the method of a transfer rail or the method of a robotic arm.

[0025] Among them, the system surface detection station 200 includes a system surface whole surface acquisition unit 210, a system surface side acquisition unit 220, and a system surface stage line 230, and performs image acquisition on the surface and sides of the folding screen to achieve system surface defect detection.

[0026] Furthermore, the system surface detection station 200 also includes a film tearing module 240, a film laminating module 250, a waste bin 260, and a system surface dust removal module 270; the film tearing module 240 picks up the easy-to-tear sticker to stick and tear off the protective film on the surface of the folding screen, the film laminating module 250 adopts a vacuum mesh box structure to adsorb the protective film and roll it onto the folding screen flexibly, the waste bin 260 receives the protective film and the easy-to-tear sticker waste torn by the film tearing module 240, and the system surface dust removal module 270 is used to remove dust from the surface of the folding screen before detection and before film lamination.

[0027] Specifically, the waste bin 260 is arranged below the system base plate, and a drawer-type material replacement is adopted. A waste air knife is arranged at the opening above the system base plate. The system surface dust removal module 270 uses an ion air knife.

[0028] Furthermore, the film tearing module 240 includes an easy-tear sticker feeding mechanism and a film sheet picking mechanism. The film sheet picking mechanism picks up the easy-tear sticker at the film picking guiding notch of the easy-tear sticker feeding mechanism.

[0029] Specifically, the easy-tear sticker feeding mechanism 2410 includes a film feeding roller 2412, a film collecting roller 2413, a transmission wheel set 2414, a film feeding driver 2415, a film picking guiding bottom block 2416, and a film pressing module 2417 arranged on a film feeding rack 2411.

[0030] A material roll with an easy-tear sticker on the bottom film is replaceably arranged on the film feeding roller 2412. The film pressing module 2417 is arranged above the film picking guiding bottom block 2416 in a liftable manner. Film picking guiding notches are opened on the same side of the film picking guiding bottom block 2416 and the film pressing module 2417. The easy-tear sticker is taken away from the bottom film at the film picking guiding notches of the film picking guiding bottom block 2416 and the film pressing module 2417, and the bottom film is conveyed to the film collecting roller 2413 for winding.

[0031] The film picking guiding bottom block 2416 is horizontally arranged on the outer side of the top of the film feeding rack 2411 and is located downstream of the film feeding roller 2412. The film pressing module 2417 includes a lifting film pressing driver and a film pressing block. The lifting film pressing driver is arranged on the inner side of the vertical plate of the film feeding rack 2411. The film pressing module is horizontally fixedly connected to the top of the lifting film pressing driver, and the film picking guiding notch opened by the film pressing module is smaller than the film picking guiding notch opened by the film picking guiding bottom block 2416.

[0032] The foregoing structure is arranged on an easy-tear sticker supply sliding seat 2418, forming a drawer-type structure for easy pulling and material replacement.

[0033] Among them, the film sheet picking mechanism 2420 includes a film clamping head and a film clamping transfer module 2424. The film clamping head includes an easy-tear sticker rolling module 2422 and a film sheet clamping module 2423 arranged on a film clamping bottom plate 2421. The easy-tear sticker rolling module and the film sheet clamping module are arranged at an included angle relative to each other.

[0034] The easy-tear sticker rolling module 2422 includes a rolling cylinder, a rolling bottom plate, a rolling sliding module, a rubber roller mounting member, a roller, and a rubber roller reset module. The rubber roller reset module is connected to the rolling bottom plate and the rubber roller mounting member for resetting the rolling sliding module after rolling movement.

[0035] The film sheet clamping module 2423 includes an opening and closing driver, an upper easy-tear sticker clamping jaw, and a lower easy-tear sticker clamping jaw. The upper easy-tear sticker clamping jaw and the lower easy-tear sticker clamping jaw are mounted on two opening and closing sliding blocks of the opening and closing driver.

[0036] Further, the film laminating module 250 includes a vacuum suction film laminating mechanism 2510 and a protective film loading mechanism 2520; the protective film loading mechanism 2520 is used to provide a protective film; the vacuum suction film laminating mechanism 2510 is spatially transferred and straddles above the protective film loading mechanism 2520 and the system surface loading platform line 230. The vacuum suction film laminating mechanism 2510 adsorbs the protective film at the film taking position of the protective film loading mechanism 2520, and breaks the vacuum and rolls at the film laminating position of the system surface loading platform line 230 to press the adsorbed protective film on the product surface.

[0037] Among them, the vacuum suction film laminating mechanism 2510 includes a film laminating box body 2511, an adsorption net 2512, a film laminating vacuum assembly 2513, a rubber roller translation drive module 2514, a rubber roller downward pressure drive module 2515 and a rubber roller assembly 2516; the adsorption net 2512 is arranged on the film laminating surface of the film laminating box body 2511 and is used to adsorb the protective film; the film laminating vacuum assembly 2513 is used to evacuate the film laminating box body 2511 to form a negative pressure cavity; the rubber roller assembly 2516 is connected to the rubber roller downward pressure drive module 2515 and is vertically arranged towards the adsorption net 2512. The rubber roller downward pressure drive module 2515 is connected to the rubber roller translation drive module 2514 to drive the rubber roller assembly 2516 to translate along the adsorption net 2512.

[0038] The bottom surface of the film laminating box body 2511 is open, and the adsorption net 2512 is connected to the open bottom surface of the film laminating box body 2511 through a net box frame; the rubber roller translation drive module 2514 is horizontally arranged inside the top surface of the film laminating box body 2511.

[0039] The rubber roller translation drive module 2514 adopts a double linear motor structure or a lead screw double slider structure, and the rubber roller downward pressure drive module 2515 is connected to the rubber roller translation drive module 2514.

[0040] The rubber roller downward pressure drive module 2515 includes a downward pressure adapter plate, a downward pressure cylinder and a downward pressure limit member; the fixed part of the downward pressure cylinder is connected to the movable end of the rubber roller translation drive module 2514 through the downward pressure adapter plate, and the rubber roller assembly 2516 is installed at the movable end of the downward pressure cylinder.

[0041] In a specific example, the vacuum suction film laminating mechanism 2510 further includes a film laminating transfer module 2517 and a film laminating frame 2518. The film laminating box body 2511 is arranged on the film laminating transfer module 2517, and the film laminating transfer module 2517 is supported by the film laminating frame 2518.

[0042] Among them, see Figures 11 - 14, the dimension measurement station 300 includes a dimension carrier line 310, a full-surface dimension acquisition unit 320, a side dimension acquisition unit 330, a dimension measurement flap mechanism 340, and a dimension measurement transfer mechanism 350. The full-surface dimension acquisition unit 320 and the side dimension acquisition unit 330 are straddled on the dimension carrier line 310 for measuring the dimensions of the folding screen below.

[0043] Furthermore, the dimension measurement station 300 further includes a dimension measurement dust removal mechanism 360 for removing dust from the surface of the folding screen before measurement. Similarly, this dust removal mechanism also uses an ion air knife.

[0044] Furthermore, the side dimension acquisition unit 330 includes a side collector 331, an obliquely arranged line scan light source 332, and a pair of opposed C-shaped light sources 333. The line scan light source 332 provides illumination light from above the dimension carrier line 310, and the C-shaped light sources 333 are arranged on both sides of the dimension carrier line 310 to provide side light sources for the folding screen to be measured.

[0045] The side collector 331 uses two line scan camera assemblies. The C-shaped light source 333 includes a C-shaped light source housing with a built-in light emitter, a light transmission cover assembly, a light source line, and a second light source bracket. The light transmission cover assembly is arranged at the concave surface of the C-shaped light source housing. The light transmission cover assembly includes a flat-emission light cover and arc-shaped light covers arranged on the upper and lower sides of the flat-emission light cover, and the flat-emission light cover is arranged facing the side of the folding screen.

[0046] The dimension carrier line 310 includes a dimension air-suction carrier 312 arranged on a dimension drive platform line 311. The dimension air-suction carrier 312 includes a structural suction plate 3121, a leveling mechanism 3122, and a carrier frame 3123. The bottom of the carrier frame 3123 is connected to the movable top plate of the dimension drive platform line 311.

[0047] The dimension air-suction carrier 312 further includes a rotary drive 3124 and a rotary limit 3125 arranged between the leveling mechanism 3122 and the carrier frame 3123, so that the carrier rotates the folding screen at a set angle.

[0048] Among them, referring to Figure 15 , the user surface detection station 400 includes a waviness detection module 410, a stress life detection module 420, a user surface line scan detection module 430, a transfer handling module 440, and a user surface carrier line 450. Among them, the waviness detection module 410 non-contactedly obtains the surface waviness of the folding screen based on optical phase analysis. The stress life detection module 420 non-contactedly detects and analyzes to obtain the corresponding relationship between the stress and life of the folding screen based on optical stress birefringence. The user surface line scan detection module 430 detects the side dimensions and defects of the folding screen from the user surface. The transfer handling module 440 is used for the transfer of materials between the detection modules, and the user surface carrier line 450 is used for carrying and conveying materials.

[0049] Furthermore, the user plane detection station 400 further includes a user plane film tearing module 460, a user plane film laminating module 470, a user plane waste bin 480, and a user plane dust removal module 490; the structures of this part are the same as the corresponding structures of the system plane detection station 200, and the structural reuse can reduce costs, so the specific structures will not be elaborated here.

[0050] Among them, referring to Figure 16 , the spraying and scanning station 500 includes an inkjet printer 510, a barcode scanner 520, a spraying and scanning frame 530, a spraying and scanning carrier table line 540, and a spraying and scanning intermediate transfer carrier mechanism 550; the inkjet printer 510 and the barcode scanner 520 are arranged on the gantry-type spraying and scanning frame 530 in a liftable and horizontally movable manner, the spraying and scanning carrier table line 540 is arranged below the spraying and scanning frame 530, and the carrier table of the spraying and scanning carrier table line 540 is a flipping adsorption table; the spraying and scanning intermediate transfer carrier mechanism 550 is used to transport the upstream folding screen to the spraying and scanning carrier table line 540.

[0051] It should be noted that not all of the above-mentioned modules of the system must be enabled, and can be selected according to actual detection requirements. For example, some folding screens do not have a protective film when supplied, so film tearing and film laminating are not required.

[0052] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A folding screen comprehensive intelligent detection system, characterized by: The folding screen integrated intelligent detection system comprises a loading station (100), a system surface detection station (200), a dimension measurement station (300), a user surface detection station (400) and a unloading station (600); Wherein, the system surface detection station (200) is used to perform line scan detection on the system surface of the screen; The dimension measurement station (300) is used to measure the dimensions of the system surface of the screen and to flip it; the user surface detection station (400) is used to measure the dimensions of the screen and to perform non-contact optical detection including surface waviness.

2. The folding screen integrated intelligent detection system according to claim 1, characterized in that: A code spraying and scanning station (500) is also arranged between the user surface detection station (400) and the material unloading station (600) for spraying codes on the detected screen and scanning the codes to enter the database.

3. The folding screen integrated intelligent detection system according to claim 1, characterized in that: The loading station (100) and the unloading station (600) are stacking-type material stations, both comprising a material bin and a loading and unloading transfer module; a loading barcode scanner (110) is provided at the loading station (100), the material bin of the unloading station (600) comprises a size NG bin and a defect NG bin, and the loading and unloading transfer module unloads the folding screens after inspection according to categories.

4. The folding screen integrated intelligent detection system according to claim 1, characterized in that: The system surface inspection station (200) comprises a system surface entire surface acquisition unit (210), a system surface side edge acquisition unit (220) and a system surface stage line (230), and performs image acquisition on the surface and side edges of the folding screen to implement system surface defect detection.

5. The folding screen integrated intelligent detection system according to claim 4, characterized in that: The system surface inspection station (200) further comprises a film tearing module (240), a film laminating module (250), a waste box (260) and a system surface dust removal module (270); The film tearing module (240) picks up the easy-to-tear sticker to tear off the protective film on the surface of the folding screen, the laminating module (250) uses a vacuum mesh structure to absorb the protective film and flexibly roll the protective film onto the folding screen, the waste box (260) receives the protective film and easy-to-tear sticker waste torn off by the film tearing module (240), and the system surface dust removal module (270) is used to remove dust from the surface of the folding screen before inspection and before lamination.

6. The folding screen integrated intelligent detection system according to claim 5, characterized in that: The film tearing module (240) comprises an easy-tear sticker feeding mechanism and a film sheet picking mechanism, wherein the film sheet picking mechanism picks up the easy-tear sticker at the film taking guide notch of the easy-tear sticker feeding mechanism.

7. The folding screen integrated intelligent detection system according to claim 5, characterized in that: The coating module (250) comprises a vacuum coating mechanism (2510) and a protective film loading mechanism (2520); the protective film loading mechanism (2520) is used to provide a protective film; the vacuum coating mechanism (2510) is spatially transferred and arranged above the protective film loading mechanism (2520) and the system surface carrier line (230); the vacuum coating mechanism (2510) absorbs the protective film at the film taking position of the protective film loading mechanism (2520), breaks the vacuum at the coating position of the system surface carrier line (230), and rolls and presses the absorbed protective film onto the product surface.

8. The folding screen integrated intelligent detection system according to claim 1, characterized in that: The dimension measurement station (300) comprises a dimension carrier line (310), a whole-surface dimension collection unit (320), a side dimension collection unit (330), a dimension measurement flip mechanism (340) and a dimension measurement transfer mechanism (350); the whole-surface dimension collection unit (320) and the side dimension collection unit (330) are arranged on the dimension carrier line (310) and are used to measure the dimensions of the folding screen below.

9. The folding screen integrated intelligent detection system according to claim 1, characterized in that: The user surface detection station (400) comprises a waviness detection module (410), a stress life detection module (420), a user surface line scan detection module (430), a transfer and handling module (440) and a user surface carrier line (450); wherein the waviness detection module (410) non-contactly obtains the surface waviness of the folding screen based on optical phase analysis, the stress life detection module (420) non-contactly detects and analyzes the corresponding relationship between the stress and life of the folding screen based on optical stress birefringence, the user surface line scan detection module (430) detects the side size and defects of the folding screen from the user surface, the transfer and handling module (440) is used for transferring materials between the detection modules, and the user surface carrier line (450) is used for carrying and conveying materials.

10. The folding screen integrated intelligent detection system according to claim 9, characterized in that: The user surface detection station (400) further comprises a user surface film tearing module (460), a user surface film covering module (470), a user surface waste box (480) and a user surface dust removal module (490); the structure of this part is the same as the corresponding structure of the system surface detection station (200).

11. The folding screen integrated intelligent detection system according to claim 2, characterized in that: The code spraying and scanning station (500) comprises a code sprayer (510), a code scanner (520), a code spraying and scanning frame (530), a code spraying and scanning carrier line (540) and a code spraying and scanning intermediate transfer mechanism (550); the code sprayer (510) and the code scanner (520) are arranged on a gantry-type code spraying and scanning frame (530) in a manner that they can be raised and lowered and moved laterally, the code spraying and scanning carrier line (540) is arranged below the code spraying and scanning frame (530), and the carrier of the code spraying and scanning carrier line (540) is a flip adsorption table; the code spraying and scanning intermediate transfer mechanism (550) is used to transport the upstream folding screen to the code spraying and scanning carrier line (540).

Images