CN220239315U - Curved surface screen edge detection device - Google Patents

Abstract

The utility model relates to a curved surface screen edge detection device, which belongs to the technical field of display screen detection and comprises a first base and a second base, wherein a pre-positioning mechanism and an NG product blanking mechanism are arranged on the first base and are respectively used for carrying out coordinate pre-positioning and cache on a curved surface screen NG defective product, a detection table is arranged on the second base, a sliding rail component is arranged at the top of the detection table, a first feeding detection manipulator and a second feeding detection manipulator are used for placing the curved surface screen with the pre-positioned coordinates on the sliding rail component, and the defects of the edge of the curved surface screen can be timely and efficiently detected through a precise positioning mechanism, a short edge arc edge detection mechanism and a long edge arc edge detection mechanism.

Description

Curved surface screen edge detection device

Technical Field

The utility model relates to the technical field of display screen detection, in particular to a curved surface screen edge detection device.

Background

At present, intelligent display is widely applied to enterprises, families and social activities, has higher requirements on quality and appearance, is a mobile phone product with a curved screen more commonly seen in life, is more complicated in technology of a curved display panel in liquid crystal display production, and needs to detect the curved edge of the curved screen in the production process so as to determine whether the edge meets the production requirements.

Therefore, a person skilled in the art provides a curved screen edge detection device to solve the above-mentioned problems in the background art.

Disclosure of Invention

The utility model provides a curved surface screen edge detection device for solving the technical problem, and aims to improve the precision of products by pre-positioning and precisely aligning a curved surface screen, and detect the defects of the edge of the curved surface screen in time and efficiently by automatically detecting the long-side arc edge and the short-side arc edge of the curved surface screen.

The technical scheme for solving the technical problems is as follows: the utility model provides a curved surface screen edge detection device, includes first base and second base, be provided with pre-positioning mechanism and NG article unloading mechanism on the first base, be used for carrying out the coordinate to the curved surface screen and predetermine and buffer memory curved surface screen NG defective products respectively, be provided with the detection platform on the second base, the top of detecting the platform is provided with slide rail subassembly, slide rail subassembly vertical top interval in proper order is provided with accurate alignment mechanism, minor face arc limit detection mechanism and long limit arc limit detection mechanism, the detection platform is close to the one end interval of pre-positioning mechanism is provided with first material loading detection manipulator and second material loading detection manipulator, the other end of detecting the platform is provided with the unloading and detects the manipulator, first material loading detection manipulator with the second material loading detects the curved surface screen that the manipulator will accomplish the coordinate pre-positioning is placed on the slide rail subassembly, in proper order through accurate alignment mechanism the minor face arc limit detection mechanism with long limit arc limit detection mechanism accomplishes and accurate positioning of curved surface screen coordinate and four sides defect detection mechanism, the unloading is detected with accurate position and is accomplished the product arc limit detection manipulator and is located down to the article arc limit detection manipulator.

The beneficial effects of the utility model are as follows:

1. according to the method, the double-piece products grabbed from the feeding mechanism are subjected to pre-positioning through the pre-positioning mechanism, the detection table is used for carrying out coordinate precision alignment and four-edge arc edge defect detection, then NG defective products are sent to the NG product discharging mechanism, and qualified products are sent to the discharging mechanism, so that the production efficiency is improved;

2. after coordinate alignment is carried out on the curved surface screen through the precise alignment mechanism, the four-edge arc edge defect of the curved surface screen is automatically detected through the short-edge arc edge detection machine and the long-edge arc edge detection mechanism in sequence, so that manual detection is replaced, detection efficiency is improved, and time is saved.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, pre-positioning mechanism includes first base, material loading manipulator and first tilting mechanism, the top of first base is provided with the material loading platform, the vertical top interval of material loading platform is provided with the material loading manipulator with first tilting mechanism for turn over 180 with the biplate product and make the display screen of curved surface screen downwards, first tilting mechanism keeps away from one side of material loading manipulator is provided with the wide-field camera frame, the interval is provided with the wide-field camera on the wide-field camera frame.

Further, the first tilting mechanism includes roll-over stand and biplate turnover table, the roll-over stand sets up the top at first base, one side of roll-over stand is provided with Z axle lead screw module, be provided with on the Z axle lead screw module biplate turnover table.

Further, NG article unloading mechanism includes the second base, be provided with NG unloading manipulator on the second base, the vertical below of NG unloading manipulator is provided with NG unloading platform, the second base is kept away from one side of prepositioning mechanism is provided with the unloading platform, the second base is close to one side of second base is provided with second tilting mechanism for with accomplishing the accurate counterpoint of coordinate and four sides arc limit defect detection's product upset 180 makes the display screen of curved surface screen upwards.

Further, the slide rail assembly includes first slide rail and the second slide rail that the level set up, first slide rail with the second slide rail is close to the one end of first material loading detection manipulator is provided with first material loading respectively and adsorbs the smelting tool and second material loading adsorbs the smelting tool, first slide rail with the other end of second slide rail is provided with first unloading respectively and adsorbs the smelting tool and second unloading adsorbs the smelting tool, first material loading adsorb the smelting tool with the top of second material loading adsorbs the smelting tool all is provided with UVW precision slide table, the top of UVW precision slide table is provided with material loading micropore and adsorbs the smelting tool, first material loading adsorb the smelting tool with the bottom of second material loading adsorb the smelting tool is connected with first slide rail with the top of second slide rail respectively, first unloading adsorbs the smelting tool and the top of second unloading adsorbs the smelting tool and all is provided with unloading micropore and adsorbs the smelting tool respectively, first unloading adsorbs the smelting tool and second unloading and adsorbs the bottom and is connected with first slide rail and second slide rail.

Further, the fine alignment mechanism comprises a first marble Dan Longmen, the first marble Dan Longmen is arranged on the detection table, a first screw rod module is arranged on one side of the first marble Dan Longmen, which is close to the first feeding detection manipulator, at intervals, a mold changing stepping sliding table is arranged on the first screw rod module, and a plurality of alignment cameras are arranged on the mold changing stepping sliding table.

Further, the short side arc edge detection mechanism comprises a second marble Dan Longmen, a first support is arranged at the top of the second marble gantry, a first detection camera light source driver and a first switch are arranged on the first support, second screw rod modules are arranged on two side walls of the second marble gantry at intervals, a first Z-axis stepping sliding table is arranged on the second screw rod modules, a first rotary stepping sliding table is arranged on the first Z-axis stepping sliding table, and a first inspection module is arranged on the first rotary stepping sliding table.

Further, the first inspection module comprises an automatic focusing module, the bottom of the automatic focusing module is connected with the top of the first rotary stepping sliding table, an inspection camera is arranged at the top of the automatic focusing module, a lens is arranged at the bottom of the automatic focusing module, and a coaxial light source is arranged on one side of the automatic focusing module.

Further, be provided with rotary mechanism between the detection mechanism is pressed to the minor face arc limit with the detection mechanism is pressed to the long limit, rotary mechanism includes third marble Dan Longmen, third marble Dan Longmen sets up on the detection platform, third marble Dan Longmen keeps away from the interval sets up the third lead screw module on the one side of second marble longmen, be provided with the sucking disc tongs on the third lead screw module for rotatory 90 be convenient for detect curved surface screen long limit arc limit with the curved surface screen.

Further, the long-side arc edge detection mechanism comprises a fourth marble Dan Longmen, the fourth marble Dan Longmen is arranged on the detection table, a second support is arranged at the top of the fourth marble gantry, a second detection camera light source driver and a second switch are arranged on the second support, fourth screw rod modules are arranged on two side walls of the fourth marble gantry at intervals, a second Z-axis stepping sliding table is arranged on the fourth screw rod modules, a second rotary stepping sliding table is arranged on the second Z-axis stepping sliding table, a second inspection module is arranged on the second rotary stepping sliding table, and the fourth marble Dan Longmen and the second turnover mechanism are arranged on the same horizontal central shaft, so that the blanking detection manipulator places products for finishing coordinate precise alignment and four-side arc edge defect detection on the second turnover mechanism.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a first base structure according to the present utility model;

FIG. 3 is a schematic view of a first turnover mechanism according to the present utility model;

FIG. 4 is a schematic view of a large-field camera frame according to the present utility model;

FIG. 5 is a schematic diagram of a loading platform according to the present utility model;

FIG. 6 is a schematic view of a second base structure according to the present utility model;

FIG. 7 is a schematic view of a test bench according to the present utility model;

FIG. 8 is a schematic structural view of a first feeding adsorption jig according to the present utility model;

FIG. 9 is a schematic structural view of a first baiting adsorption jig according to the present utility model;

FIG. 10 is a schematic diagram of a precise alignment mechanism according to the present utility model;

FIG. 11 is a schematic diagram of a short-side arc edge detection mechanism according to the present utility model;

FIG. 12 is a schematic view of a second lead screw module according to the present utility model;

FIG. 13 is a schematic view of a long-side arc edge detection mechanism according to the present utility model;

fig. 14 is a schematic structural view of a rotary mechanism according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a first base; 2. a second base; 3. a pre-positioning mechanism; 4. NG article blanking mechanism; 5. a detection table; 6. a precision alignment mechanism; 7. a short edge arc edge detection mechanism; 8. a rotation mechanism; 9. a long-side arc edge detection mechanism; 10. a first base station; 11. a feeding manipulator; 12. a first turnover mechanism; 13. a feeding platform; 14. a roll-over stand; 15. a double-piece turnover disc; 16. a Z-axis screw module; 17. a large field of view camera frame; 18. a second base; 19. NG blanking manipulator; 20. NG a blanking platform; 21. a blanking platform; 22. a second turnover mechanism; 23. a first feeding detection manipulator; 24. a second feeding detection manipulator; 25. a first slide rail; 26. a first feeding adsorption jig; 27. a second feeding adsorption jig; 28. feeding micropore adsorption jig; 29. UVW precision sliding table; 30. a first marble Dan Longmen; 31. the first screw rod module; 32. changing a stepping slipway; 33. aligning the camera; 34. a second marble Dan Longmen; 35. a first bracket; 36. a first detection camera light source driver; 37. a first switch; 38. the second screw rod module; 39. a first Z-axis stepping sliding table; 40. a first rotary step-by-step slipway; 41. a first inspection module; 42. an automatic focusing module; 43. checking a camera; 44. a lens; 45. a coaxial light source; 46. third marble Dan Longmen; 47. a third screw rod module; 48. a fixing frame; 49. a servo motor; 50. a harmonic speed reducer; 51. suction cup grippers; 52. fourth marble Dan Longmen; 53. a second bracket; 54. a second detection camera light source driver; 55. a second switch; 56. a fourth screw module; 57. a second Z-axis stepping sliding table; 58. a second rotary step-by-step slipway; 59. a second inspection module;

60. a large field of view camera; 61. feeding micropore adsorption jig; 62. a third slide rail; 63. a linear motor;

64. a double-grabbing disc; 65. a second slide rail; 66. a screw rod; 67. a fixed frame; 68. a blanking detection manipulator; 69. a first blanking adsorption jig; 70. and a second blanking adsorption jig.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

Example 1

As shown in fig. 1-14, this embodiment provides a curved surface screen edge detection device, including first base 1 and second base 2, be provided with pre-positioning mechanism 3 and NG article unloading mechanism 4 on the first base 1, be used for carrying out coordinate pre-positioning and buffering curved surface screen NG defective products to the curved surface screen respectively, be provided with detection platform 5 on the second base 2, the top of detection platform 5 is provided with the slide rail subassembly, slide rail subassembly vertical top interval sets gradually fine alignment mechanism 6, short side arc limit detection mechanism 7 and long limit arc limit detection mechanism 9, detection platform 5 is close to pre-positioning mechanism 3's one end interval is provided with first material loading detection manipulator 23 and second material loading detection manipulator 24, detection platform 5's the other end is provided with unloading detection manipulator 68, first material loading detection manipulator 23 with second material loading detection manipulator 24 will accomplish the curved surface screen of coordinate pre-positioning and place on the slide rail subassembly, pass through fine alignment mechanism 6, short side limit detection mechanism 7 and short side arc limit detection mechanism 7 and long limit arc limit detection mechanism 9 in proper order, and full-automatic arc limit detection manipulator 22 carries out the position defect detection mechanism and carries out the full-automatic arc limit detection mechanism and carries out the position of fine positioning of the curved surface screen NG, and the other end interval is provided with unloading detection manipulator 68.

Preferably, in the embodiment, the pre-positioning mechanism 3 further includes a first base 10, a feeding manipulator 11 and a first turnover mechanism 12, a feeding platform 13 is disposed at the top of the first base 10, the feeding platform 13 includes a third slide rail 62, one end of the third slide rail 62, which is close to the feeding manipulator 11, is provided with a linear motor 63, a double-grabbing disc 64 is slidingly disposed on the third slide rail 62, the feeding manipulator 11 and the first turnover mechanism 12 are disposed above the feeding platform 13 at intervals, one side, which is far away from the feeding manipulator 11, of the first turnover mechanism 12 is provided with a large-view camera frame 17, a large-view camera 60 is disposed at intervals on the large-view camera frame 17, the two large-view cameras 60 and the two grabbing discs of the double-grabbing disc 64 are respectively on the same vertical central axis, and the feeding manipulator 11 grabs double-piece products from the feeding mechanism to the first turnover mechanism 12 at the same time, so as to improve the pre-positioning efficiency.

Preferably, in an embodiment, the device further includes that the first turnover mechanism 12 includes a turnover frame 14 and a double-sheet turnover disc 15, the turnover frame 14 is disposed at the top of the first base 10, one side of the turnover frame 14 is provided with a Z-axis screw module 16, the Z-axis screw module 16 is provided with the double-sheet turnover disc 15, the Z-axis screw module 16 can drive the double-sheet turnover disc 15 to move up and down, so that the turned double-sheet product after 180 ° is conveniently sent to the double-grabbing disc 64, the Z-axis screw module 16 includes two Z-axis screws 66 and a motor for controlling the Z-axis screws 66, a fixed frame 67 is slidably disposed on the Z-axis screws 66, a motor is disposed in the fixed frame 67, one end of the motor is connected with a right-angle speed reducer, one end of the right-angle speed reducer is connected with an electrical slip ring through a coupling, the other end of the electrical slip ring is connected with a bearing support, the other end of the bearing support is connected with the double-sheet turnover disc 15, after the first turnover mechanism 12 turns over 180 ° to enable a display screen of the curved surface screen to move down, then the first turnover mechanism 12 moves the turned double-sheet product again to the double-grabbing disc 64 and then carries out two-side image capture on the first position sensor and the second position sensor to the second position sensor on the double-sheet sensor 24 by the double-gripper disc, and the second position sensor is adjusted by the first position sensor and the second position sensor is adjusted by the two-side sensor device 24, and the second position sensor is respectively, and the second position sensor is adjusted by the two-side on the front position sensor and the two-side sensor device 24 and the second position sensor is respectively, and the position sensor is opposite.

Preferably, in the embodiment, still include NG article unloading mechanism 4 includes second base 18, second base 18 keeps away from one side of prearranging mechanism 3 is provided with unloading platform 21, unloading platform 21's structure has set up a revolving cylinder more than material loading platform 13, other structure settings are the same, be convenient for with the qualified article rotation 90 of completion of detection send to unloading mechanism in, unqualified bad NG screen snatchs to NG unloading platform 20 by NG unloading manipulator 19, second base 18 is close to one side of second base 2 is provided with second tilting mechanism 22, unloading detection manipulator 68 snatchs the product of accomplishing coordinate fine alignment and four sides arc limit defect detection from long limit arc limit detection mechanism 9 to second tilting mechanism 22 on, second tilting mechanism 22 makes the display screen of double-plate product upset 180 make the curved surface screen upwards, unloading detection manipulator 68 again will overturn 180 behind the product to unloading platform 21, second tilting mechanism 22 is the same with first tilting mechanism 12's structure, second base 18 snatchs to NG unloading platform 20, the unloading is provided with the unloading platform is good to NG 20 to the manual work, the unloading is good at the unloading, the unloading is provided with the manual belt and is good at the unloading platform is required to the unloading, the unloading is carried out to the unloading platform 20, the unloading is good at the unloading is required to the unloading, the unloading is carried to the unloading platform 20, the unloading is good at the unloading is set up to the unloading platform 20, the belt to the unloading is good at the unloading platform is required to the NG and is under the NG to the NG and has the NG platform.

Preferably, in the embodiment, the slide rail assembly further comprises a first slide rail 25 and a second slide rail 65 which are horizontally arranged, one end of the first slide rail 25 and one end of the second slide rail 65, which are close to the first feeding detection manipulator 23, are respectively provided with a first feeding adsorption jig 26 and a second feeding adsorption jig 27, the other end of the first slide rail 25 and the other end of the second slide rail 65 are respectively provided with a first discharging adsorption jig 69 and a second discharging adsorption jig 70, the tops of the first feeding adsorption jig 26 and the second feeding adsorption jig 27 are respectively provided with a UVW precise slide table 29, the top of the UVW precise slide table 29 is provided with a feeding micropore adsorption jig 28, the bottoms of the first feeding adsorption jig 26 and the second feeding adsorption jig 27 are respectively connected with the tops of the first slide rail 25 and the second slide rail 65, the top parts of the first and second discharging adsorption tools 69 and 70 are respectively provided with a discharging micropore adsorption tool 61, the bottoms of the first and second discharging adsorption tools 69 and 70 are respectively connected with the tops of the first and second slide rails 25 and 65, the first and second feeding detection manipulators 23 and 24 respectively grasp and place the double-piece products on the feeding platform 13 on the first and second feeding adsorption tools 26 and 27 after adjusting the positions, the first and second feeding detection manipulators 23 and 24 adopt linear motors to carry the double-piece products, the carrying stability and position repetition accuracy are improved, the first and second slide rails 25 and 65 are respectively controlled by double-motion linear motors, the stable movement of the first and second feeding adsorption tools 26 and 27, 69 and 70 is ensured, the first feeding adsorption jig 26 and the first discharging adsorption jig 69 are perpendicular to each other, the second feeding adsorption jig 27 and the second discharging adsorption jig 70 are perpendicular to each other, and the UVW precise sliding table 29 is arranged in the first feeding adsorption jig 26 and the second feeding adsorption jig 27, so that compensation can be performed on X-axis, Y-axis and R-axis of the double-sheet product, and the product precision is improved.

Preferably, in the embodiment, the fine alignment mechanism 6 further includes a first marble gantry 30, the first marble gantry 30 is disposed on the detection table 5, a first lead screw module 31 is disposed on one side of the first marble gantry 30, which is close to the first feeding detection manipulator 23, and the first lead screw modules 31 are disposed opposite to the first slide rail 25 and the second slide rail 65, the first lead screw module 31 includes a Y-axis lead screw and a motor for controlling the Y-axis lead screw, a mold changing step sliding table 32 is disposed on the Y-axis lead screw, the position of the mold changing step sliding table 32 can be adjusted to meet the requirements of products of different sizes, so as to find cross mark positions on the products, a plurality of alignment cameras 33 are disposed on the mold changing step sliding table 32, the alignment cameras 33 find cross mark positions on the products or other characteristics such as corners or round holes of feature products which can be used for accurately aligning the products, and the like, the offset of the products on each axis of the XYR is calculated according to the marks, the offset of the products on each axis of the XYR is controlled, and the accurate compensation of the first feeding adsorption fixture 26 and the second adsorption fixture is performed on the UVW 29 according to the offset of the accurate compensation of the products.

Preferably, in an embodiment, the short-side arc edge detection mechanism 7 further includes a second marble frame Dan Longmen, the second marble frame 34 is disposed on the detection table 5, a first support 35 is disposed on the top of the second marble frame Dan Longmen, a first detection camera light source driver 36 and a first switch 37 are disposed on the first support 35, the first detection camera light source driver 36 and the coaxial light source 45 are used for triggering a switch of the coaxial light source 45 through a power line, the first switch 37 is a communication transfer device between a PC and an external device, a gigabit switch is generally disposed on the first switch, a second lead screw module 38 is disposed on two side walls of the second marble frame Dan Longmen at intervals, the second lead screw module 38 includes a Y-axis lead screw, a Y-axis lead screw guide rail and a motor for controlling the Y-axis lead screw, a first inspection module 41 is used for controlling the first inspection module 41 to move left and right in the Y-axis direction, a first Z-axis stepping sliding table 39 is disposed on the second support 38, the first inspection module 41 is used for controlling the first inspection module 41 to move up and down in the Z-axis direction, the first Z-axis stepping table 39 includes a first Z-axis stepping table and a second Z-axis stepping table 39, a first sliding table 40 is disposed on the first side stepping module 40 and a second sliding table 40 is used for moving the first sliding table, and a first sliding table 40 is required to move to rotate to a first side of the first arc edge stepping module 41, and a second sliding table 41 is disposed on the second side of the first module is required to move, and a second side stepping module 40 is used for rotating the first sliding table 41.

Preferably, in an embodiment, the first inspection module 41 further includes an auto-focusing module 42, a bottom of the auto-focusing module 42 is connected with a top of the first rotating step-by-step sliding table 40, an inspection camera 43 is disposed at a top of the auto-focusing module 42, a lens 44 is disposed at a bottom of the auto-focusing module 42, a coaxial light source 45 is disposed at one side of the auto-focusing module 42, and the coaxial light source 45 is configured to implement real-time focusing by the auto-focusing module 42.

Preferably, in an embodiment, the device further includes a rotating mechanism 8 disposed between the short-edge arc edge detection mechanism 7 and the long-edge arc edge detection mechanism 9, the rotating mechanism 8 includes a third marble Dan Longmen, the third marble Dan Longmen is disposed on the detection table 5, a third lead screw module 47 is disposed on a side, away from the second marble Dan Longmen, of the third marble Dan Longmen at intervals, the third lead screw module 47 includes a Z-axis lead screw and a motor for controlling the Z-axis lead screw, a fixing frame 48 is disposed on the Z-axis lead screw, a servo motor 49 is disposed in the fixing frame 48, a harmonic reducer 50 is disposed at the bottom of the servo motor 49, a suction cup gripper 51 is disposed at the bottom of the harmonic reducer 50, the third lead screw module 47 can drive the suction cup gripper 51 to move up and down in the Z-axis direction, the servo motor 49 and the harmonic reducer 50 can rotate the suction cup gripper 51, and the product on the first slide rail 25 and the second slide rail 65 is rotated 90 ° so as to grip the long-edge arc edge detection mechanism to detect the long-edge arc edge of the curved surface.

Preferably, in an embodiment, the long-side arc edge detection mechanism 9 further includes a fourth marble Dan Longmen, the fourth marble gantry 52 is disposed on the detection table 5, a second support 53 is disposed on the top of the fourth marble Dan Longmen, a second detection camera light source driver 54 and a second switch 55 are disposed on the second support 53, a fourth lead screw module 56 is disposed on two side walls of the fourth marble Dan Longmen, a second Z-axis stepping sliding table 57 is disposed on the fourth lead screw module 56, a second rotary stepping sliding table 58 is disposed on the second Z-axis stepping sliding table 57, a second inspection module 59 is disposed on the second rotary stepping sliding table 58, a structure of the second inspection module 59 is identical to that of the first inspection module 41, the fourth marble gantry 52 and the second turnover mechanism 22 are on the same horizontal central shaft, the long-side edge detection mechanism 9 is identical to that of the short-side arc edge detection mechanism 7, the fourth lead screw module 56, the second Z-axis stepping sliding table 57 and the second rotary stepping sliding table 58 are required to be combined to detect the two side arc edge stepping sliding tables Dan Longmen, and the fourth Z-axis stepping sliding table 58 can be used for detecting the two curved surface stepping defect detection of the product.

In this embodiment, when in use, firstly, the feeding manipulator 11 grabs the double-sheet product from the feeding mechanism and places the double-sheet product on the double-grabbing disc of the first turnover mechanism 12, the feeding platform 13 is started, the double-grabbing disc 64 of the feeding platform 13 is moved to the position right below the double-grabbing disc of the first turnover mechanism 12, the first turnover mechanism 12 turns the double-sheet product 180 degrees at this time, namely, after the display screen of the product faces downwards, the double-sheet product is moved downwards to the double-grabbing disc 64 of the feeding platform 13 through the Z-axis screw module 16, then the double-grabbing disc 64 is moved to the position right below the large-field camera 60 to shoot, the offset of the double-sheet product in the XY direction is calculated through an algorithm according to the four-edge arc position of the image, the positions of the double-sheet product are adjusted according to the offset of the double-sheet product in the XY direction, the positions of the first feeding detection manipulator 23 and the second feeding detection manipulator 24 are respectively grabbed, and placed on the first feeding adsorption jig 26 and the second feeding adsorption jig 27 respectively to finish pre-alignment of the curved surface screen;

secondly, the first feeding adsorption jig 26 and the second feeding adsorption jig 27 respectively move the pre-aligned products to the position right below the first screw rod module 31, the first screw rod module 31 is started to enable the alignment camera 33 to search the cross mark position on the products or other features (such as corners or round holes of the products) which can be used for accurate alignment of the products, the system calculates the offset of the products on each axis of the XYR according to the marks, the two UVW precise sliding tables 29 are controlled to respectively perform displacement compensation according to the compensation of the products, the precise alignment of the products is realized, the first feeding adsorption jig 26 and the second feeding adsorption jig 27 respectively move the products after the precise alignment to the position right below the two first inspection modules 41, the second screw rod module 38, the first Z-axis stepping sliding table 39 and the first rotary stepping sliding table 40 are started to rotate the first inspection modules 41 to the arc positions of the short sides of the products for detection, detecting whether other defects exist at the arc edge of the short side of the product, the first feeding adsorption jig 26 and the second feeding adsorption jig 27 respectively move the product detected by the arc edge of the short side to the positions right below the two third screw rod modules 47, starting the third screw rod modules 47 to move the sucker grippers 51 downwards to grasp the product and rotate the product by 90 degrees, at the moment, the first feeding adsorption jig 26 and the second feeding adsorption jig 27 return to the initial positions, the first discharging adsorption jig 69 and the second discharging adsorption jig 70 move to the positions right below the sucker grippers 51, so that the sucker grippers 51 can conveniently place the rotated product on the first discharging adsorption jig 69 and the second discharging adsorption jig 70 respectively, the first discharging adsorption jig 69 and the second discharging adsorption jig 70 respectively move the product rotated by 90 degrees to the positions right below the two second inspection modules 59, the fourth screw rod module 56, the second Z-axis stepping sliding table 57 and the second rotating stepping sliding table 58 are combined to rotate the second inspection module 59 to the arc edge of the long side of the product for detection, whether other defects exist at the arc edge of the long side of the product or not is detected, the blanking detection manipulator 68 respectively grabs the product after the detection of the arc edge of the long side to a double grabbing disc of the second turnover mechanism 22, and the second turnover mechanism 22 rotates the product after the detection of the arc edge of the long side by 180 degrees, namely the curved surface screen of the product faces upwards;

finally, the double-grabbing disc of the blanking platform 21 is moved to be right below the double-grabbing disc of the second turnover mechanism 22, the blanking detection manipulator 68 places the product which is rotated by 180 degrees through the second turnover mechanism 22 on the double-grabbing disc of the blanking platform 21, the NG blanking manipulator 19 is moved to be right above the double-grabbing disc of the blanking platform 21, the NG bad product is grabbed and placed on the NG blanking platform 20, then the double-grabbing disc of the blanking platform 21 rotates by 90 degrees, and the qualified product on the double-grabbing disc of the blanking platform 21 is grabbed to the blanking mechanism by the manipulator of the blanking mechanism.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. The utility model provides a curved surface screen edge detection device, its characterized in that includes first base (1) and second base (2), be provided with pre-positioning mechanism (3) and NG article unloading mechanism (4) on first base (1), be used for carrying out coordinate pre-positioning and buffering curved surface screen NG defective products respectively to curved surface screen, be provided with on second base (2) and examine test table (5), the top of examining test table (5) is provided with slide rail subassembly, slide rail subassembly vertical top interval in proper order is provided with smart counterpoint mechanism (6), short side arc limit detection mechanism (7) and long side arc limit detection mechanism (9), examine test table (5) are close to one end interval of pre-positioning mechanism (3) is provided with first material loading detection manipulator (23) and second material loading detection manipulator (24), the other end of examining test table (5) is provided with unloading detection manipulator (68), first material loading detection manipulator (23) and second material loading detection manipulator (24) will accomplish the curved surface screen of coordinate pre-positioning and place the smart counterpoint mechanism (7) and detect curve surface side arc limit detection mechanism (9) in proper order, the smart side arc limit detection mechanism (7) is passed through to curved surface side arc limit detection mechanism (6), and the blanking detection manipulator (68) places products with the finish of coordinate precise alignment and four-edge arc edge defect detection on the NG product blanking mechanism (4).

2. The curved surface screen edge detection device according to claim 1, wherein the pre-positioning mechanism (3) comprises a first base (10), a feeding manipulator (11) and a first turnover mechanism (12), a feeding platform (13) is arranged at the top of the first base (10), the feeding manipulator (11) and the first turnover mechanism (12) are arranged above the feeding platform (13) at intervals vertically, a display screen of the curved surface screen is turned down by 180 degrees by using a double-piece product, a large-view camera frame (17) is arranged on one side, far away from the feeding manipulator (11), of the first turnover mechanism (12), and a large-view camera (60) is arranged on the large-view camera frame (17) at intervals.

3. The curved screen edge detection device according to claim 2, wherein the first turnover mechanism (12) comprises a turnover frame (14) and a double-piece turnover disc (15), the turnover frame (14) is arranged at the top of the first base (10), a Z-axis screw module (16) is arranged on one side of the turnover frame (14), and the double-piece turnover disc (15) is arranged on the Z-axis screw module (16).

4. The curved surface screen edge detection device according to claim 1, wherein the NG product blanking mechanism (4) comprises a second base (18), a NG blanking manipulator (19) is arranged on the second base (18), a NG blanking platform (20) is arranged vertically below the NG blanking manipulator (19), a blanking platform (21) is arranged on one side, away from the pre-positioning mechanism (3), of the second base (18), a second turnover mechanism (22) is arranged on one side, close to the second base (2), of the second base (18) and used for turning products for finishing coordinate precision alignment and four-edge arc edge defect detection 180 degrees to enable a display screen of the curved surface screen to be upward.

5. The curved screen edge detection device according to claim 1, wherein the sliding rail component comprises a first sliding rail (25) and a second sliding rail (65) which are horizontally arranged, one ends of the first sliding rail (25) and the second sliding rail (65) close to the first feeding detection manipulator (23) are respectively provided with a first feeding adsorption jig (26) and a second feeding adsorption jig (27), the other ends of the first sliding rail (25) and the second sliding rail (65) are respectively provided with a first discharging adsorption jig (69) and a second discharging adsorption jig (70), the tops of the first feeding adsorption jig (26) and the second feeding adsorption jig (27) are respectively provided with a W precise sliding table (29), the tops of the UW precise sliding table (29) are respectively provided with a feeding micropore adsorption jig (28), the bottoms of the first feeding adsorption jig (26) and the second feeding adsorption jig (27) are respectively connected with the first sliding rail (69) and the second feeding adsorption jig (70), the tops of the first feeding adsorption jig (26) and the second feeding adsorption jig (27) are respectively provided with a first discharging adsorption jig (69), the bottoms of the first blanking adsorption jig (69) and the second blanking adsorption jig (70) are respectively connected with the tops of the first sliding rail (25) and the second sliding rail (65).

6. The curved screen edge detection device according to claim 1, wherein the fine alignment mechanism (6) comprises a first marble Dan Longmen (30), the first marble Dan Longmen (30) is arranged on the detection table (5), a first screw module (31) is arranged at a side, close to the first feeding detection manipulator (23), of the first marble Dan Longmen (30) at intervals, a mold changing stepping sliding table (32) is arranged on the first screw module (31), and a plurality of alignment cameras (33) are arranged on the mold changing stepping sliding table (32).

7. The curved screen edge detection device according to claim 1, wherein the short-side arc edge detection mechanism (7) comprises a second marble Dan Longmen (34), the second marble Dan Longmen (34) is arranged on the detection table (5), a first support (35) is arranged at the top of the second marble Dan Longmen (34), a first detection camera light source driver (36) and a first switch (37) are arranged on the first support (35), second lead screw modules (38) are arranged on two side walls of the second marble Dan Longmen (34) at intervals, a first Z-axis stepping sliding table (39) is arranged on the second lead screw modules (38), a first rotary stepping sliding table (40) is arranged on the first Z-axis stepping sliding table (39), and a first inspection module (41) is arranged on the first rotary stepping sliding table (40).

8. The curved screen edge detection device according to claim 7, wherein the first inspection module (41) comprises an auto-focus module (42), the bottom of the auto-focus module (42) is connected with the top of the first rotating stepping sliding table (40), an inspection camera (43) is arranged at the top of the auto-focus module (42), a lens (44) is arranged at the bottom of the auto-focus module (42), and a coaxial light source (45) is arranged at one side of the auto-focus module (42).

9. The curved screen edge detection device according to claim 7, wherein a rotating mechanism (8) is arranged between the short-side arc edge detection mechanism (7) and the long-side arc edge detection mechanism (9), the rotating mechanism (8) comprises a third marble Dan Longmen (46), the third marble Dan Longmen (46) is arranged on the detection table (5), a third screw rod module (47) is arranged on one side, far away from the second marble Dan Longmen (34), of the third marble Dan Longmen (46), and sucking disc grips (51) are arranged on the third screw rod module (47) and are used for rotating the curved screen by 90 degrees to facilitate detection of the long-side arc edge of the curved screen.

10. The curved screen edge detection device according to claim 4, wherein the long-edge arc edge detection mechanism (9) comprises a fourth marble Dan Longmen (52), the fourth marble Dan Longmen (52) is arranged on the detection table (5), a second support (53) is arranged at the top of the fourth marble Dan Longmen (52), a second detection camera light source driver (54) and a second switch (55) are arranged on the second support (53), fourth lead screw modules (56) are arranged on two side walls of the fourth marble Dan Longmen (52) at intervals, a second Z-axis stepping slipway (57) is arranged on the fourth lead screw modules (56), a second rotary stepping slipway (58) is arranged on the second Z-axis stepping slipway (57), a second inspection module (59) is arranged on the second rotary stepping slipway (58), the fourth marble Dan Longmen and the second turnover mechanism (22) are arranged on the same horizontal central shaft, and the detection of the blanking machine tool (68) is facilitated to finish the detection of the position of the defect on the fourth manipulator (22).