CN113885238A

CN113885238A - AOI optical detection equipment and method for LCD

Info

Publication number: CN113885238A
Application number: CN202111314767.8A
Authority: CN
Inventors: 韩健; 贺冬; 王奎
Original assignee: Bengbu Gaoyuan Photoelectric Co ltd
Current assignee: Bengbu Gaoyuan Photoelectric Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-01-04
Anticipated expiration: 2041-11-08
Also published as: CN113885238B

Abstract

The invention relates to an AOI optical detection device for an LCD and a method thereof, the AOI optical detection device comprises a main body device, a placing groove is arranged on the right outer surface of the main body device near the upper end, a tray mechanism is arranged inside the placing groove and is hinged with the placing groove, the tray mechanism comprises a tray main body, a cavity, a wrist supporting block, an elastic reed, a first slide block, a guide groove, a top block, a top rod, a supporting plate and a keyboard, the tray main body is of a concave structure, the keyboard is arranged in the tray main body of the concave structure, the cavity is arranged on the right side of the front end inside the tray main body, the guide grooves are arranged on both sides of the inner wall of the cavity, the device can reduce the occupancy rate of space, does not need to purchase a maintenance platform to reduce the cost, and can clean the tray when the device is not used, thereby improving the cleanliness of the device for the next use.

Description

AOI optical detection equipment and method for LCD

Technical Field

The invention relates to the field of AOI optical detection equipment, in particular to AOI optical detection equipment and an AOI optical detection method for an LCD (liquid crystal display).

Background

AOI's chinese is called automatic optical inspection entirely, is based on the optics principle to come the equipment that detects the common defect that meets in the welding production, AOI is emerging novel test technique, but develops rapidly, and AOI test equipment has all been released to many producers, and when automated inspection, the machine passes through camera automatic scanning PCB, gathers the image, and the solder joint of test compares with the qualified parameter in the database, through image processing, inspects out the defect on the PCB to show the defect/mark out through display or automatic marking, supply maintainer to repair.

However, when the existing AOI is used for detection, if a PCB needing to be repaired is detected, the PCB is taken out from the detection equipment by a worker, and the PCB is transferred to a maintenance platform for repairing and maintaining, so that two operation platforms are needed, the occupied area of the space is increased, the space area cannot be reasonably used, the cost for purchasing the maintenance platform is increased, and therefore too many devices cannot be placed, the field needs to be enlarged, the cost is further increased, and the cost for purchasing the maintenance platform is reduced.

In view of the above technical drawbacks, a solution is proposed.

Disclosure of Invention

The present invention is directed to solving the above problems by providing an AOI optical inspection apparatus for an LCD panel and a method thereof in order to solve the occupancy rate of the apparatus space and the cost expenditure required when purchasing a service counter.

In order to achieve the purpose, the invention provides the following technical scheme:

the AOI optical detection equipment for the LCD comprises main body equipment, wherein a placing groove is formed in the position, close to the upper end, of the outer surface of the right side of the main body equipment, a tray mechanism is arranged inside the placing groove, and the tray mechanism is hinged with the placing groove;

the tray mechanism comprises a tray main body, a cavity, a wrist supporting block, an elastic reed, a first sliding block, a guide groove, an ejector block, ejector rods, a supporting plate and a keyboard, wherein the tray main body is of a concave structure, the keyboard is placed in the tray main body of the concave structure, the cavity is formed in the tray main body at the right side of the front end, the guide grooves are formed in the two sides of the inner wall of the cavity, the elastic reed is arranged in the guide groove, the first sliding block is fixedly connected to the two ends of the elastic reed, which are positioned in the guide groove, the wrist supporting block is arranged at the upper end of the elastic reed and is of a T-shaped structure and movably connected with the cavity, the supporting plate is arranged at the lower end of the keyboard, the three ejector rods are fixedly connected to the outer surface of the lower end of the supporting plate at equal intervals, and the lower ends of the ejector rods penetrate into the tray main body, it is three the lower extreme outer fixed surface of ejector pin is connected with the kicking block, the lower extreme of kicking block is provided with adjustment mechanism, the inside upper end position of standing groove is provided with clearance mechanism, the front end surface of main part equipment has been close to the intermediate position and has been seted up and has been accomodate the groove, the inside of accomodating the groove is provided with the workstation body, the both sides surface of the workstation body is close to intermediate position fixedly connected with second slider, accomodate inslot wall both sides position and seted up the spout, and second slider swing joint is in the inside of spout.

Furthermore, the adjusting mechanism comprises a moving block, a fixed block, a first spring, an adjusting block, a movable groove, a clamping groove, a limiting block, a connecting rod, a clamping block, an adjusting groove and a limiting groove, wherein the outer surface of the front end of the tray main body is provided with the adjusting groove close to the middle position, the outer surface of the front end of the tray main body is positioned at the upper end and the lower end of the adjusting groove and is provided with a plurality of limiting grooves at equal intervals, the connecting rod is movably connected inside the adjusting groove, the adjusting block is arranged outside the adjusting groove on the outer surface of the front end of the connecting rod, the movable groove is arranged on the outer surface of the rear end of the adjusting block close to the middle position, and the limiting block is fixedly connected to the outer surface of the rear end of the adjusting block;

the outer surface of the rear end of the connecting rod is located at one end of the inside of the tray main body and is fixedly connected with a moving block, the outer surface of the left side of the moving block is provided with a fixed block, the outer surface of the upper end of the fixed block is fixedly connected with a first spring, the outer surface of the upper end of the first spring is fixed to the inside of the tray main body, and a fixed hole is formed in the position, close to the right side of the front end, of the bottom end of the inside of the placing groove.

Further, both swing joint of inside and regulating block of activity groove, the draw-in groove has been seted up to the inside rear end surface of activity groove, and the activity groove is T type structure, the connecting rod is T type structure, T type structure connecting rod rear end surface fixedly connected with fixture block, and both blocks of draw-in groove and fixture block are connected.

Further, the fixed block is connected with the fixed holes in a clamping mode, the fixed block is clamped into the fixed holes, and the tray mechanism is fixed inside the placing groove.

Furthermore, the limiting block is clamped inside the limiting groove, and the limiting block and the limiting groove are matched and clamped with each other to fix the limiting moving block and the adjusting block.

Further, the inside upper end of standing groove is seted up flutedly, the recess inner wall is located the rear end position and has been seted up the mounting hole, the inside clearance mechanism that is provided with of recess, clearance mechanism includes cleaning roller, first telescopic link, second spring, telescopic link often, the rear end surface of cleaning roller is close to the first telescopic link of intermediate position fixedly connected with, the inside swing joint of first telescopic link has the second telescopic link, the front end surface of second telescopic link is close to intermediate position fixedly connected with second spring, and the one end of second spring principle second telescopic link is fixed in the inner wall of first telescopic link.

Compared with the prior art, the invention has the beneficial effects that:

1. in the invention, through arranging the tray mechanism and the workbench body, firstly, the tray body can be used for facilitating the working personnel to place the keyboard and other operation articles on the panel thereof through the tray body, the wrist supporting block can be pressed down by the wrist of the working personnel through the matching of the wrist supporting block and the elastic reed arranged on the tray body, so that the wrist supporting block is pressed down into the cavity, the first slide blocks at two ends move to the upper end of the guide groove when the elastic reed is pressed down, thereby being capable of protecting the mouse when not in use, preventing the mouse from falling and damaging, simultaneously being convenient for the working personnel to use the mouse, then the top block, the ejector rod and the supporting plate can be used for facilitating the working personnel to adjust the inclination angle of the keyboard so as to be convenient for use, improving the practicability of the device, satisfying the universality of angle adjustment of a user, and simultaneously, the workbench body can be used for repairing the PCB to be repaired, therefore, the operation of taking the maintenance platform is not needed, the occupancy rate of space is greatly saved, and the cost for purchasing the maintenance platform is reduced.

2. According to the invention, through arranging the adjusting mechanism, the adjusting block is firstly pulled outwards and then moved to one side, the connecting rod is utilized to move the moving block to one side during moving, then the moving block is arranged at the lower end of the ejecting block during moving, the ejecting block is in a right trapezoid shape, so that the ejecting block can be ejected upwards, the ejector rod and the supporting plate are driven to eject upwards, the rear end of the keyboard is ejected by the supporting plate, the inclination angle of the keyboard can be adjusted, then a user presses the adjusting block inwards, the angle can be limited and fixed, the use by the user is convenient, then the tray main body is moved to the inside of the placing groove when the tray main body is not needed to be used, the adjusting block is moved to the other side by utilizing the principle, so that the fixing block at the other side is abutted to the inside of the fixing hole, and then the adjusting block is fixed, so that the fixing block is fixed in the fixing hole, and then realized accomodating of tray main part and placed to protect when need not using.

3. According to the invention, through the arrangement of the cleaning mechanism, when the tray mechanism is moved into the placing groove by an operator, the keyboard is simply cleaned by using the cleaning roller arranged in the groove formed in the placing groove, and the cleaning roller rotates in the mounting hole, so that the cleaning roller at the upper end is driven to rotate when the tray main body pushes the placing groove, the cleaning effect is achieved, the cleanliness of the device is improved, and meanwhile, after the tray mechanism is used for a long time, the operator can take out the cleaning roller from the groove for cleaning through the cooperation of the first telescopic rod, the second telescopic rod and the second spring, so that the cleaning effect in the later period is improved.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings;

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic view of the tray mechanism of the present invention;

FIG. 3 is a front cross-sectional view of the tray mechanism of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of the invention at B of FIG. 3;

FIG. 6 is a schematic view of an adjustment mechanism of the present invention;

FIG. 7 is a side cross-sectional view of FIG. 1 in accordance with the present invention;

FIG. 8 is an enlarged view taken at C of FIG. 7 in accordance with the present invention;

FIG. 9 is an enlarged view of the invention at D in FIG. 1.

Reference numerals: 1. a main body device; 2. a placement groove; 3. a fixing hole; 4. a tray mechanism; 41. a tray main body; 42. a cavity; 43. a wrist supporting block; 44. an elastic reed; 45. a first slider; 46. a guide groove; 47. a top block; 48. a top rod; 49. a support plate; 491. a keyboard; 5. an adjustment mechanism; 51. a moving block; 52. a fixed block; 53. a first spring; 54. an adjusting block; 55. a movable groove; 56. a card slot; 57. a limiting block; 58. a connecting rod; 59. a clamping block; 591. an adjustment groove; 592. a limiting groove; 6. a groove; 7. a cleaning mechanism; 71. cleaning the roller; 72. a first telescopic rod; 73. a second spring; 74. a second telescopic rod; 75. mounting holes; 8. a worktable body; 9. a second slider; 10. a chute; 11. a receiving groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 9, the present invention provides an AOI optical inspection apparatus for an LCD liquid crystal display panel and a method thereof:

as shown in fig. 1-6, the AOI optical inspection apparatus for an LCD liquid crystal display and the method thereof according to the present invention includes a main apparatus 1, a placement groove 2 is disposed on a right outer surface of the main apparatus 1 near an upper end, a tray mechanism 4 is disposed inside the placement groove 2, and the tray mechanism 4 is hinged to the placement groove 2;

the tray mechanism 4 comprises a tray main body 41, a cavity 42, a wrist supporting block 43, an elastic reed 44, a first slider 45, a guide groove 46, a top block 47, a top rod 48, a supporting plate 49 and a keyboard 491, wherein the tray main body 41 is of a concave structure, the keyboard 491 is placed in the tray main body 41 of the concave structure, the cavity 42 is arranged at the right side position of the front end in the tray main body 41, the guide grooves 46 are respectively arranged at the two sides of the inner wall of the cavity 42 and used for the first slider 45 to slide in the cavity so as to facilitate the movement of the elastic reed 44, the elastic reed 44 is arranged in the guide groove 46, the first slider 45 is fixedly connected with the two ends of the elastic reed 44 in the guide groove 46, the wrist supporting block 43 is arranged at the upper end of the elastic reed 44 in the cavity 42 and is of a T-shaped structure and is movably connected with the cavity 42 to prevent the mouse from falling, meanwhile, the applicability of the device is improved by utilizing the movable connection with the cavity 42 without hindering the use of a mouse by a worker, a supporting plate 49 is arranged at the lower end of the keyboard 491 in the tray body 41 with a concave structure, three ejector rods 48 are fixedly connected to the outer surface of the lower end of the supporting plate 49 at equal intervals, the lifted keyboard 491 can be prevented from shaking left and right by the three ejector rods 48, the stability is improved, the lower end of the ejector rod 48 penetrates through the tray body 41, a jacking block 47 is fixedly connected to the outer surface of the lower end of the three ejector rods 48, the jacking block 47 is used for being matched with the adjusting mechanism 5 to jack the keyboard 491 so that the angle of the keyboard 491 can be adjusted by the worker, the adjusting mechanism 5 is arranged at the lower end of the jacking block 47, the cleaning mechanism 7 is arranged at the upper end position in the placing groove 2, and the accommodating groove 11 is arranged at the position, which is close to the middle position, on the outer surface of the front end of the main body device 1, accomodate inside of groove 11 and be provided with the workstation body 8 for repair PCB, need two operation panel operations, reduced the occupancy in space, workstation body 8's both sides surface is close to intermediate position fixedly connected with second slider 9, accomodate 11 inner wall both sides positions of groove and seted up spout 10, and second slider 9 swing joint is in the inside of spout 10 for accomodate workstation body 8 when not needing to use, reduce the occupancy in space.

When the automatic optical inspection device works, if a PCB needing to be repaired is detected during the conventional AOI detection, a worker needs to take the PCB out of the detection equipment and transfer the PCB to a maintenance platform for repairing, so that two operation platforms are needed, the occupied area of space is increased, the space area cannot be reasonably utilized, and the cost for purchasing the maintenance platform is increased, so that too many devices cannot be placed, the field needs to be enlarged, the cost expenditure and the cost for purchasing the maintenance platform are increased, by arranging the tray mechanism 4 and the workbench body 8, the worker can place operation articles such as a keyboard 491 and the like on a panel of the tray body 41 through the tray body 41, and when the worker uses the mouse, the keyboard 491 and the like can be conveniently placed on the panel through the tray body 41 through the matching of the wrist supporting block 43 and the elastic reed 44 arranged on the tray body 41, the wrist supporting block 43 is pressed down by the wrist of the worker, so that the wrist supporting block 43 is pressed down into the cavity 42, the elastic reed 44 is pressed down to deform, the first sliding blocks 45 at two ends move to the upper end of the guide groove 46 when the elastic reed 44 is pressed down, so that the wrist supporting block 43 is pushed out of the cavity 42 by using the resilience of the elastic reed 44 when the wrist of the worker is taken up, the wrist supporting block can be protected when not needed, the mouse is prevented from falling to cause damage, meanwhile, the use of the mouse can be facilitated for the worker, then the inclination angle of the keyboard 491 can be conveniently adjusted by the worker by using the top block 47, the ejector rod 48 and the supporting plate 49, so that the use is facilitated, the practicability of the device is improved, the universality of angle adjustment of a user can be met, meanwhile, the PCB to be repaired by using the workbench body 8, so that the operation to a maintenance platform is not needed, greatly saving the occupancy rate of space and reducing the cost expenditure for purchasing the maintenance platform.

As an embodiment of the present invention: as shown in fig. 1 to 6, the adjusting mechanism 5 includes a moving block 51, a fixed block 52, a first spring 53, an adjusting block 54, a movable groove 55, a locking groove 56, a limiting block 57, a connecting rod 58, a locking block 59, an adjusting groove 591, a limiting groove 592, an adjusting groove 591 is formed on the outer surface of the front end of the tray main body 41 near the middle position, a plurality of limiting grooves 592 are formed on the outer surface of the front end of the tray main body 41 at the upper end and the lower end of the adjusting groove 591 at equal intervals, for fixing the adjusting block 54, a connecting rod 58 is movably connected inside the adjusting groove 591, the front end outer surface of the connection rod 58 is provided with an adjustment block 54 outside the adjustment groove 591, a movable groove 55 is formed in the outer surface of the rear end of the adjusting block 54, which is close to the middle position, and a limiting block 57 is fixedly connected to the outer surface of the rear end of the adjusting block 54 and used for being clamped into the limiting groove 592, so that the fixing effect of the adjusting block 54 is improved;

the outer surface of the rear end of the connecting rod 58 is located at one end of the inside of the tray main body 41 and is fixedly connected with a moving block 51, the outer surface of the left side of the moving block 51 is provided with a fixed block 52, the outer surface of the upper end of the fixed block 52 is fixedly connected with a first spring 53, the outer surface of the upper end of the first spring 53 is fixed inside the tray main body 41 and is used for withdrawing the fixed block 52 to the inside of the tray main body 41, so that the next use is facilitated, a fixing hole 3 is formed in the bottom end of the inside of the placing groove 2 close to the right side of the front end and is used for clamping the fixed block 52 inside the fixing hole 3 when the fixed block 52 is abutted out of the outside of the tray main body 41, and therefore the tray main body 41 is fixed inside the placing groove 2.

When the device is in use, the tray body 41 needs to be pushed into the placing groove 2 when the device is not needed, but the device is not fixed in the placing groove 2 by a good fixing device, so that the tray body 41 is easily damaged, and the maintenance cost is improved, the adjusting mechanism 5 is arranged, the adjusting block 54 is firstly pulled outwards to enable the clamping block 59 to be separated from the clamping groove 56, then the adjusting block moves towards one side, the connecting rod 58 is utilized to move the moving block 51 towards one side when the adjusting mechanism moves, then the moving block 51 is arranged at the lower end of the top block 47 when the adjusting mechanism moves, the top block 47 is in a right trapezoid shape, so that the top block 47 can be upwards jacked, the ejector rod 48 and the supporting plate 49 are driven to be jacked upwards, the supporting plate 49 is jacked up to the rear end of the keyboard 491, the inclination angle of the keyboard 491 can be adjusted, then the adjusting block 54 is inwards pressed by a user, so that the clamping block 59 is clamped into the clamping groove 56 arranged on the connecting rod 58, then utilize stopper 57 and offer in adjustment tank 591 the spacing groove 592 of lower extreme and carry out the block fixed, thereby can carry out spacing fixed with the angle, and then convenient to use user uses, then when need not use tray main part 41, with inside it removes standing groove 2, remove regulating block 54 to the opposite side utilizing above-mentioned principle, thereby support the fixed block 52 of opposite side extremely, support it to inside advancing fixed orifices 3, then it is fixed with regulating block 54, thereby make fixed block 52 be fixed in the inside of fixed orifices 3, and then realized accomodating of tray main part 41 and place, so that protect when need not using.

As an embodiment of the present invention: as shown in fig. 7 to 8, a groove 6 is formed in the upper end of the inside of the placing groove 2, a mounting hole 75 is formed in the inner wall of the groove 6 at the rear end position, a cleaning mechanism 7 is arranged inside the groove 6, the cleaning mechanism 7 includes a cleaning roller 71, a first telescopic rod 72, and a second spring 73, the telescopic rods are used for time and time, the outer surface of the rear end of the cleaning roller 71 is close to the first telescopic rod 72 fixedly connected at the middle position, the inside of the first telescopic rod 72 is movably connected with the second telescopic rod 74, the outer surface of the front end of the second telescopic rod 74 is close to the second spring 73 fixedly connected at the middle position, and one end of the second telescopic rod 74 is fixed on the inner wall of the first telescopic rod 72 according to the principle of the second spring 73.

When the keyboard 491 cleaning device works, because the keyboard 491 on the tray main body 41 is used for a long time, the outer surface of the keyboard 491 is adhered with impurities such as dust and the like, and the impurities such as the dust and the like can fall into the keys because of long-time uncleaning, so that the keyboard 491 is required to be detached and cleaned, which not only wastes time and labor, but also wastes labor, the cleaning device is provided with the cleaning mechanism 7, when a worker moves the tray mechanism 4 into the placing groove 2, the cleaning roller 71 arranged in the groove 6 arranged in the placing groove 2 is used for simply cleaning the keyboard 491, the cleaning roller 71 is rotated in the mounting hole 75 through the cleaning roller 71, so that the cleaning roller 71 at the upper end is driven to rotate when the tray main body 41 pushes the placing groove 2, thereby the cleaning effect is achieved, the cleanliness of the device is improved, and simultaneously, after long-time use, the worker is matched with the first telescopic rod 72, the second telescopic rod 74 and the second spring 73, can take out cleaning roll 71 from recess 6 and wash to the clearance effect in later stage has been improved.

The working principle of the invention is as follows:

when the mouse is used, firstly, the tray main body 41 connected through the hinge is pulled out from the inside of the placing groove 2, the tray main body 41 can be used for facilitating a worker to place operation objects such as a keyboard 491 and the like on a panel of the mouse through the tray main body 41, when the worker uses the mouse, the wrist of the worker presses the wrist supporting block 43 through the matching of the wrist supporting block 43 arranged on the tray main body 41 and the elastic reed 44, so that the wrist supporting block 43 is pressed into the cavity 42, the elastic reed 44 is pressed downwards to deform, the first sliding blocks 45 at two ends move to the upper end of the guide groove 46 when the elastic reed 44 is pressed downwards, the wrist supporting block 43 is pushed out of the cavity 42 by utilizing the resilience force of the elastic reed 44 when the wrist of the worker is taken up, and then the mouse can be protected when the mouse is not needed, the mouse is prevented from falling to cause damage, and meanwhile, the mouse can be used conveniently by the worker, then, the top block 47, the top rod 48 and the supporting plate 49 are used to facilitate the worker to adjust the inclination angle of the keyboard 491, so as to facilitate the use, improve the practicability of the device, and satisfy the user's angle to adjust the angle of the keyboard 491, the adjusting block 54 is firstly pulled outwards to make the fixture block 59 break away from the inside of the slot 56, then the fixture block is moved to one side, the connecting rod 58 is used to move the moving block 51 to one side during the movement, then the moving block 51 is at the lower end of the top block 47 during the movement, and the top block 47 is in a right trapezoid shape, so that the top block 47 can be jacked upwards, thereby driving the top rod 48 and the supporting plate 49 to jack upwards, further making the supporting plate 49 jack the rear end of the keyboard 491, so as to adjust the inclination angle of the keyboard 491, then the user presses the adjusting block 54 inwards, so that the fixture block 59 is clamped into the slot 56 arranged on the connecting rod 58, and then the limiting block 57 is clamped and fixed with the limiting slot 592 arranged at the upper and lower ends of the adjusting slot 591, so as to be able to limit and fix the angle, and further facilitate the use of the user, and then when the tray body 41 is not needed to be used, move it to the inside of the placing groove 2, and move the adjusting block 54 to the other side by using the above principle, so as to push the fixing block 52 of the other side to the inside of the fixing hole 3, and then fix the adjusting block 54, so that the fixing block 52 is fixed to the inside of the fixing hole 3, and further realize the storage and placement of the tray body 41, so as to protect when the use is not needed, when the tray mechanism 4 is moved to the inside of the placing groove 2 by the worker, the keyboard 491 is simply cleaned by the cleaning roller 71 arranged inside the groove 6 formed inside the placing groove 2, and the cleaning roller 71 rotates inside the mounting hole 75 by the cleaning roller 71, so as to drive the cleaning roller 71 to rotate when the tray body 41 is pushed into the placing groove 2, thereby reach the effect of clearance, the cleanliness of device has been improved, simultaneously after long-time use the staff through the cooperation between first telescopic link 72 and second telescopic link 74 and the second spring 73 three, can take out cleaning roll 71 from recess 6 and wash, thereby the clearance effect in later stage has been improved, utilize the workstation body 8 to repair the maintenance to the PCB that needs were repaiied simultaneously, thereby need not to take to the maintenance platform operation, the occupancy in space has been saved greatly, the cost of purchasing the maintenance platform has been reduced.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer 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.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The AOI optical detection equipment for the LCD comprises main body equipment (1) and is characterized in that a placing groove (2) is formed in the position, close to the upper end, of the outer surface of the right side of the main body equipment (1), a tray mechanism (4) is arranged inside the placing groove (2), and the tray mechanism (4) is hinged with the placing groove (2);

the tray mechanism (4) comprises a tray main body (41), a cavity (42), a wrist supporting block (43), an elastic reed (44), a first sliding block (45), a guide groove (46), a top block (47), a top rod (48), a supporting plate (49) and a keyboard (491), the tray main body (41) is of a concave structure, the keyboard (491) is placed in the tray main body (41) of the concave structure, the cavity (42) is formed in the position, located on the right side of the front end, in the tray main body (41), the guide grooves (46) are formed in the positions of the two sides of the inner wall of the cavity (42), the elastic reed (44) is arranged in the guide groove (46), the first sliding block (45) is fixedly connected to the two ends, located in the guide groove (46), of the elastic reed (44) in the cavity (42), the wrist supporting block (43) is arranged at the upper end, located in the elastic reed (44), the wrist supporting block (43) is of a T-shaped structure and is movably connected with the cavity (42), a supporting plate (49) is arranged at the lower end of the keyboard (491) in the tray main body (41) of the concave structure, three ejector rods (48) are fixedly connected to the outer surface of the lower end of the supporting plate (49) at equal intervals, the lower ends of the ejector rods (48) penetrate through the tray main body (41), an ejecting block (47) is fixedly connected to the outer surface of the lower end of each ejector rod (48), an adjusting mechanism (5) is arranged at the lower end of each ejecting block (47), a cleaning mechanism (7) is arranged at the upper end of the inner part of the placing groove (2), an accommodating groove (11) is formed in the outer surface of the front end of the main body equipment (1) close to the middle position, a working table body (8) is arranged in the accommodating groove (11), and second sliding blocks (9) are fixedly connected to the outer surfaces of two sides of the working table body (8) close to the middle position, sliding grooves (10) are formed in the two sides of the inner wall of the accommodating groove (11), and the second sliding block (9) is movably connected to the inner portions of the sliding grooves (10).

2. The AOI optical detection device for the LCD according to claim 1, wherein the adjusting mechanism (5) comprises a moving block (51), a fixed block (52), a first spring (53), an adjusting block (54), a movable groove (55), a clamping groove (56), a limiting block (57), a connecting rod (58), a clamping block (59), an adjusting groove (591) and a limiting groove (592), an adjusting groove (591) is formed in the outer surface of the front end of the tray main body (41) near the middle position, a plurality of limiting grooves (592) are formed in the outer surface of the front end of the tray main body (41) at the upper end and the lower end of the adjusting groove (591) at equal intervals, the connecting rod (58) is movably connected in the adjusting groove (591), the adjusting block (54) is arranged outside the adjusting groove (591), and a movable groove (55) is formed in the outer surface of the rear end of the adjusting block (54) near the middle position, the outer surface of the rear end of the adjusting block (54) is fixedly connected with a limiting block (57);

the outer surface of the rear end of the connecting rod (58) is located at one end of the interior of the tray main body (41) and is fixedly connected with a moving block (51), a fixing block (52) is arranged on the outer surface of the left side of the moving block (51), a first spring (53) is fixedly connected to the outer surface of the upper end of the fixing block (52), the outer surface of the upper end of the first spring (53) is fixed to the interior of the tray main body (41), and a fixing hole (3) is formed in the position, close to the right side of the front end, of the bottom end of the interior of the placing groove (2).

3. The AOI optical detection equipment for the LCD according to claim 2, wherein the inside of the movable groove (55) is movably connected with the adjusting block (54), a clamping groove (56) is formed in the outer surface of the rear end of the inside of the movable groove (55), the movable groove (55) is of a T-shaped structure, the connecting rod (58) is of a T-shaped structure, a clamping block (59) is fixedly connected to the outer surface of the rear end of the connecting rod (58) of the T-shaped structure, and the clamping groove (56) is connected with the clamping block (59) in a clamping manner.

4. The AOI optical inspection apparatus for LCD according to claim 2, wherein the fixing block (52) is connected with the fixing hole (3) in a snap-fit manner, and the fixing block (52) is snapped into the fixing hole (3) for fixing the tray mechanism (4) inside the placing groove (2).

5. The AOI optical inspection apparatus and the method thereof for LCD according to claim 2, wherein the limiting block (57) is engaged inside the limiting groove (592), and the limiting block (57) and the limiting groove (592) are engaged with each other for fixing the limiting moving block (51) and the adjusting block (54).

6. The AOI optical inspection apparatus for LCD liquid crystal displays as claimed in claim 1, it is characterized in that the upper end of the inner part of the placing groove (2) is provided with a groove (6), a mounting hole (75) is arranged at the rear end of the inner wall of the groove (6), a cleaning mechanism (7) is arranged in the groove (6), the cleaning mechanism (7) comprises a cleaning roller (71), a first telescopic rod (72), a second spring (73) and a time telescopic rod, the outer surface of the rear end of the cleaning roller (71) is fixedly connected with a first telescopic rod (72) close to the middle position, the interior of the first telescopic rod (72) is movably connected with a second telescopic rod (74), a second spring (73) is fixedly connected to the outer surface of the front end of the second telescopic rod (74) close to the middle position, and the second spring (73) is fixed on the inner wall of the first telescopic rod (72) by one end of the second telescopic rod (74) according to the principle of the second spring.

7. The method of claim 1, wherein the method comprises the steps of:

the method comprises the following steps: firstly, the adjusting block (54) is pulled outwards to separate a clamping block (59) and a clamping groove (56) which are positioned in the movable groove (55) and at the rear end of the connecting rod (58), then the limiting block (57) at the rear end of the adjusting block (54) moves out of the limiting groove (592) when the adjusting block is pulled, the adjusting block (54) moves towards one side, the fixing block (52) which is abutted by the moving block (51) is not abutted any more at this time, and the fixing block is separated from the inside of the fixing hole (3) by the reverse elasticity of the first spring (53), so that the tray main body (41) can be moved out of the inside of the placing groove (2);

step two: after the tray main body (41) is moved out of the placing groove (2), the adjusting block (54) is moved to one side of the adjusting groove (591) by the same principle, and the top block (47), the ejector rod (48) and the supporting plate (49) can be jacked up by the matching between the moving block (51) and the top block (47) during moving, so that the inclination angle of the keyboard (491) is adjusted, and the keyboard is suitable for the use of workers by adjusting the inclination angle;

step three: the workbench body (8) slides in the sliding groove (10) from the interior of the accommodating groove (11) through the second sliding blocks (9) on the two sides of the workbench body (8), so that the workbench body (8) can be conveniently moved out of the accommodating groove (11), and then a PCB needing to be trimmed is placed on the workbench body (8) for trimming and maintenance when the PCB starts to work;

step four: after the work is finished, the tray main body (41) is pushed into the placing groove (2), and the surface of the keyboard (491) can be cleaned by a cleaning roller (71) in the placing groove (2) in the pushing process.