CN114014013A

CN114014013A - Automatic conveying equipment for liquid crystal screen processing and use method thereof

Info

Publication number: CN114014013A
Application number: CN202111160325.2A
Authority: CN
Inventors: 卢忠平
Original assignee: Nanjing Buxin Technology Co ltd
Current assignee: Nanjing Buxin Technology Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-02-08

Abstract

The invention belongs to the technical field of liquid crystal screen processing, and particularly relates to automatic conveying equipment for liquid crystal screen processing and a using method thereof. According to the invention, the servo motor drives the sliding plate on the surface of the threaded rod to do horizontal leftward or horizontal rightward linear motion on the surface of the threaded rod, so that the electric sucker below the sliding plate can be used for performing left-right adjustment on the electric sucker, and then the electric sucker is adjusted vertically upwards or vertically downwards according to the third driving cylinder, so that the electric sucker can automatically grab the liquid crystal display screen in the concave storage rack into the fixing mechanism.

Description

Automatic conveying equipment for liquid crystal screen processing and use method thereof

Technical Field

The invention relates to the technical field of liquid crystal screen processing, in particular to automatic conveying equipment for liquid crystal screen processing and a using method thereof.

Background

The liquid crystal screen, including LCD display and LED display, produce some, line, face and cooperate the back fluorescent tube to form the picture with the mode of the liquid crystal molecule of electric current stimulation, compare with traditional Cathode Ray Tube (CRT) display, its volume ratio is bigger, the picture is soft, the picture can not glimmer, reduce the fatigue of eyes, in the course of working of liquid crystal screen, in order to prevent the liquid crystal screen that has flaws from flowing into the market, need to detect the surface of the liquid crystal screen through the high-definition camera.

When the current liquid crystal screen is processed and detected, generally most of the liquid crystal screens are manually loaded and unloaded, each liquid crystal screen is manually placed below a high-definition camera, and then the liquid crystal screen is placed in a finished product tray after the detection is finished. Therefore, the invention provides automatic material conveying equipment for liquid crystal screen processing and a using method thereof.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides automatic conveying equipment for liquid crystal screen processing and a using method thereof, and solves the problem that automatic feeding and discharging of a liquid crystal screen are difficult to carry out during processing and detection of the conventional liquid crystal screen.

(II) technical scheme

The invention specifically adopts the following technical scheme for realizing the purpose:

an automatic conveying device for liquid crystal screen processing comprises a concave workbench, wherein a placing groove is formed in the inner bottom wall of the concave workbench, two concave article placing frames are symmetrically arranged on the inner bottom wall of the placing groove, a feeding mechanism for grabbing a liquid crystal screen is arranged above the concave article placing frames, a moving groove is formed in the center of the inner bottom wall of the concave workbench, a first driving air cylinder is installed on the inner wall of the moving groove, the output end of the first driving air cylinder is connected with a T-shaped sliding block, the surface of the T-shaped sliding block is connected with a fixing mechanism for processing and positioning the liquid crystal screen, the fixing mechanism can perform horizontal forward or horizontal backward linear motion on the inner bottom wall of the concave workbench through the first driving air cylinder, an L-shaped supporting plate is connected to the top of the concave workbench, and a second driving air cylinder is installed on the inner bottom wall of the L-shaped supporting plate, the output end of the second driving cylinder is connected with a high-definition camera for detecting the liquid crystal screen, the top of the L-shaped supporting plate is provided with a control module, and the control module is electrically connected with the high-definition camera.

Furthermore, the opening direction of concave supporter is vertical upwards, the top of concave supporter keeps same water flat line with the interior low wall of concave workstation, the surface of concave supporter keeps same water flat line with the front surface of concave workstation.

Further, feed mechanism includes concave type frame, the opening direction of concave type frame is vertical downwards, servo motor is installed to one side of concave type frame, servo motor's output is connected with the threaded rod, the other end of threaded rod passes through the bearing and is connected with the inside wall of concave type frame, the surperficial threaded connection of threaded rod has the slide, the bottom of slide is installed the third and is driven actuating cylinder, the output that the third drove actuating cylinder is connected with and is used for the electric chuck to LCD screen absorption.

Further, the top of concave type frame is equipped with the spacing groove with the inside intercommunication of concave type frame, the top contact of concave type frame has first limiting plate, the bottom of first limiting plate is connected with the top of slide, the bottom of concave type frame is connected with the L type bracing piece of two symmetries, the other end of L type bracing piece is connected on a side of concave type workstation.

Further, fixed establishment includes concave template, the bottom of concave template and the interior diapire contact of concave type workstation, the opening direction of concave template is vertical upwards, two electric putter are installed to the bilateral symmetry of concave template, electric putter's output is connected with the grip block, the bottom of grip block and the interior diapire mutual contact of concave template.

Further, the front surface of concave type workstation is connected with the second limiting plate through the pivot, the surperficial in close contact with of second limiting plate and concave type supporter, the inside wall of shifting chute is equipped with the guide way of two symmetries, the inner wall of guide way slides with the side of T type slider each other.

The invention also provides a use method of the automatic material conveying equipment for liquid crystal screen processing, which comprises the following steps:

step A, when a liquid crystal screen placed in a concave storage rack on the left side of a placing groove is grabbed, a threaded rod is driven to rotate through a servo motor, a sliding plate on the surface of the threaded rod is connected with a first limiting plate on the top of the concave storage rack, so that the sliding plate in threaded connection with the surface of the threaded rod can be limited, the sliding plate can be guaranteed to do horizontal and right linear motion along the surface of the threaded rod, when an electric suction disc connected to the bottom of the sliding plate is positioned right above the liquid crystal screen in the concave storage rack on the left side of the placing groove, a third driving cylinder can be driven to drive an electric suction disc to grab the liquid crystal screen placed in the concave storage rack, after the electric suction disc sucks the liquid crystal screen, the third driving cylinder does vertical and upward motion, then the servo motor rotates the threaded rod in the opposite direction, so that the sliding plate does horizontal and left linear motion on the surface of the threaded rod, when the sliding plate drives the electric suction disc below to grab the liquid crystal screen to be positioned right above a concave plate, the third driving cylinder makes vertical downward linear motion again, so that the liquid crystal screen captured in the electric sucker is placed on the inner bottom wall of the concave plate;

step B, then the electric push rods on the two sides of the concave plate can push the corresponding clamping plates to move in opposite directions on the inner bottom wall of the concave plate, so that the two clamping plates can limit the two sides of the liquid crystal screen, finally, the first driving cylinder drives the T-shaped sliding block, when the inner wall of the moving groove moves horizontally backwards, the concave plate can be guaranteed to move along with the movement of the T-shaped sliding block, when the concave plate moves to a position under the high-definition camera, the high-definition camera can be adjusted vertically upwards or vertically downwards according to the second driving cylinder, and the high-definition camera is moved to a position suitable for the liquid crystal screen to be detected.

(III) advantageous effects

Compared with the prior art, the invention provides automatic conveying equipment for liquid crystal screen processing and a using method thereof, and the automatic conveying equipment has the following beneficial effects:

according to the invention, the servo motor drives the sliding plate on the surface of the threaded rod to do horizontal leftward or horizontal rightward linear motion on the surface of the threaded rod, so that the electric sucker below the sliding plate can be adjusted leftwards and rightwards, and then the electric sucker is adjusted vertically upwards or vertically downwards according to the third driving cylinder, so that the electric sucker can automatically grab the liquid crystal display screen in the concave storage rack into the fixing mechanism, and after the liquid crystal display screen in the fixing mechanism moves below the high-definition camera to be detected, the detected liquid crystal display screen is placed in the corresponding concave storage rack through the electric sucker in the feeding mechanism, and compared with manual loading and unloading, the efficiency is higher.

Drawings

FIG. 1 is a side view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of a connection structure of a concave shelf and a placement groove according to the present invention;

FIG. 4 is a schematic view of the connection structure between the fixing mechanism and the concave worktable according to the present invention;

fig. 5 is a cross-sectional view of the feed mechanism of the present invention.

In the figure: 1. a concave work table; 2. a placement groove; 3. a concave shelf; 4. a feeding mechanism; 401. a concave frame; 402. a servo motor; 403. a threaded rod; 404. a slide plate; 405. a third driving cylinder; 406. an electric suction cup; 407. a limiting groove; 408. a first limit plate; 409. an L-shaped support bar; 5. a moving groove; 6. a first driving cylinder; 7. a T-shaped slider; 8. a fixing mechanism; 801. a concave plate; 802. an electric push rod; 803. a clamping plate; 9. an L-shaped support plate; 10. a second driving cylinder; 11. a high definition camera; 12. a control module; 13. a second limiting plate; 14. a guide 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.

Examples

As shown in fig. 1-5, an automatic material conveying apparatus for processing a liquid crystal screen according to an embodiment of the present invention includes a concave workbench 1, a placing groove 2 is formed on an inner bottom wall of the concave workbench 1, two concave shelves 3 are symmetrically disposed on the inner bottom wall of the placing groove 2, wherein the concave shelf 3 on the left side of the placing groove 2 is used for placing a liquid crystal screen to be processed and detected, the concave shelf 3 on the right side of the placing groove 2 is used for placing a liquid crystal screen after processing and detection, a feeding mechanism 4 for grabbing the liquid crystal screen is disposed above the concave shelf 3, the feeding mechanism 4 is mainly used for grabbing the liquid crystal screen during loading and unloading, when the liquid crystal screen requires loading, processing and detection, the liquid crystal screen placed in the concave shelf 3 on the left side of the placing groove 2 can be grabbed into a fixing mechanism 8 by an electric suction cup 406 in the feeding mechanism 4, then the fixing mechanism 8 moves to the lower part of the high-definition camera 11 for detection, and moves to the lower part of the feeding mechanism 4, and the detected liquid crystal screen is grabbed by the electric sucker 406 and then placed in the concave shelf 3 on the right side in the placing groove 2, and the efficiency is higher when the liquid crystal screen is processed by traditional manual work, the center of the inner bottom wall of the concave workbench 1 is provided with the moving groove 5, the inner wall of the moving groove 5 is provided with the first driving air cylinder 6, the output end of the first driving air cylinder 6 is connected with the T-shaped slide block 7, the surface of the T-shaped slide block 7 is connected with the fixing mechanism 8 for processing and positioning the liquid crystal screen, the fixing mechanism 8 can do linear motion horizontally forwards or horizontally backwards on the inner bottom wall of the concave workbench 1 through the first driving air cylinder 6, the top of the concave workbench 1 is connected with the L-shaped support plate 9, the inner bottom wall of the L-shaped support plate 9 is provided with the second driving air cylinder 10, the output end of the second driving cylinder 10 is connected with a high-definition camera 11 for detecting a liquid crystal screen, the top of the L-shaped supporting plate 9 is provided with a control module 12, and the control module 12 is electrically connected with the high-definition camera 11.

As shown in fig. 3, in some embodiments, the opening direction of the concave shelf 3 is vertical upward, the top of the concave shelf 3 is kept at the same level with the inner lower wall of the concave workbench 1, the outer surface of the concave shelf 3 is kept at the same level with the front surface of the concave workbench 1, and the top of the concave shelf 3 is kept aligned with the inner bottom wall of the concave workbench 1, so that the concave plate 801 can slide along the top of the concave shelf 3 when moving horizontally forward, which can support the concave plate 801.

As shown in fig. 5, in some embodiments, the feeding mechanism 4 includes a concave frame 401, the opening direction of the concave frame 401 is vertical downward, a servo motor 402 is installed on one side of the concave frame 401, the output end of the servo motor 402 is connected with a threaded rod 403, the other end of the threaded rod 403 is connected with the inner sidewall of the concave frame 401 through a bearing, the surface of the threaded rod 403 is connected with a sliding plate 404 in a threaded manner, a third driving cylinder 405 is installed at the bottom of the sliding plate 404, the output end of the third driving cylinder 405 is connected with an electric suction cup 406 for sucking a liquid crystal screen, since the liquid crystal screen is placed in the concave shelf 3, and the feeding mechanism 4 is disposed above the concave shelf 3, when the liquid crystal screen placed in the concave shelf 3 needs to be grabbed, the servo motor 402 can be driven to drive the threaded rod 403 to rotate, when the sliding plate 404 on the surface of the threaded rod 403 moves to be directly above the liquid crystal screen, only need drive the third and drive actuating cylinder 405 and do vertical decurrent linear motion to electric chuck 406, after electric chuck 406 snatchs the LCD screen, then the rethread third drives actuating cylinder 405 and does vertical ascending regulation, and when servo motor 402 drove threaded rod 403 and is opposite motion, slide 404 in threaded rod 403 can drive electric chuck 406 and do horizontal leftward linear motion this moment, adjust electric chuck 406 to the top of concave board 801, the third drives actuating cylinder 405 like this and can places the LCD screen that snatchs in electric chuck 406 on the inner bottom wall of concave board 801, then the cooperation of fixed establishment 8 accessible first drive actuating cylinder 6 and T type slider 7, the LCD screen that fixes a position in concave board 801 moves the below of high definition camera 11 and detects.

As shown in fig. 2 and 4, in some embodiments, the top of the concave frame 401 is provided with a limiting groove 407 communicating with the inside of the concave frame 401, the top of the concave frame 401 contacts with a first limiting plate 408, the bottom of the first limiting plate 408 is connected with the top of the sliding plate 404, the bottom of the concave frame 401 is connected with two symmetrical L-shaped supporting rods 409, the other ends of the L-shaped supporting rods 409 are connected with one side of the concave worktable 1, the limiting groove 407 is designed according to the diameter of the surface of the sliding plate 404, the sliding plate 404 can be tightly limited between the inner walls of the limiting groove 407, the sliding plate 404 is connected with the first limiting plate 408, so that the sliding plate 404 and the first limiting plate 408 are limited in the inner wall of the limiting groove 407 in a T-shaped structure, when the threaded rod drives the sliding plate 404 to rotate, the sliding plate 403 can ensure that the sliding plate 404 can make a linear motion horizontally left or horizontally right on the surface of the threaded rod 403, thereby realizing the electric suction cup 406 arranged at the bottom of the sliding plate 404, can adjust according to the LCD screen's of placing position in concave supporter 3 to electric chuck 406 snatchs LCD screen.

As shown in fig. 4, in some embodiments, the fixing mechanism 8 includes a concave plate 801, the bottom of the concave plate 801 is in contact with the inner bottom wall of the concave workbench 1, the opening direction of the concave plate 801 is vertical upward, two electric push rods 802 are symmetrically installed on two sides of the concave plate 801, the output end of the electric push rods 802 is connected with a clamping plate 803, the bottom of the clamping plate 803 is in contact with the inner bottom wall of the concave plate 801, wherein the concave plate 801 can be used for liquid crystal display placement during processing inspection, and when the two electric push rods 802 move towards each other along the inner bottom wall of the concave plate 801, the two clamping plates 803 can be ensured to clamp the liquid crystal display placed on the inner bottom wall of the concave plate 801, so that the liquid crystal display can be confined in the fixing mechanism 8, and when the fixing mechanism 8 makes a straight-line motion horizontally forward or horizontally backward on the inner bottom wall of the concave workbench 1, the liquid crystal screen is prevented from coming off the inner bottom wall of the concave plate 801.

As shown in fig. 2 and 3, in some embodiments, the front surface of the concave workbench 1 is connected with a second limiting plate 13 through a rotating shaft, the second limiting plate 13 is in close contact with the surface of the concave article placing rack 3, the inner side wall of the moving groove 5 is provided with two symmetrical guide grooves 14, the inner wall of the guide grooves 14 slides with the side surface of the T-shaped slider 7, the second limiting plate 13 can make circular linear motion on the surface of the concave workbench 1 through the rotating shaft, when the second limiting plate 13 rotates to the outer surface of the concave article placing rack 3, the second limiting plate 13 can limit the outer surface of the concave article placing rack 3, the concave article placing rack 3 can be prevented from being separated from the inner wall of the placing groove 2, and after the liquid crystal screen placed in the concave article placing rack 3 is processed and detected, the liquid crystal screen can be conveniently taken out of the placing groove 2.

step A, when a liquid crystal screen placed in the concave shelf 3 at the left side of the placing groove 2 is grabbed, the threaded rod 403 is driven to rotate by the servo motor 402, the sliding plate 404 on the surface of the threaded rod 403 is connected with the first limiting plate 408 at the top of the concave shelf 401, so that the sliding plate 404 in threaded connection with the surface of the threaded rod 403 can be limited, the sliding plate 404 can be ensured to do horizontal and rightward linear motion along the surface of the threaded rod 403, when the electric suction cup 406 connected with the bottom of the sliding plate 404 is positioned right above the liquid crystal screen in the concave shelf 3 at the left side of the placing groove 2, the third driving cylinder 405 can be driven to drive the electric suction cup 406 to grab the liquid crystal screen placed in the concave shelf 3, after the electric suction cup 406 sucks the liquid crystal screen, the third driving cylinder 405 does vertical and upward motion, then the servo motor 402 rotates the threaded rod 403 in the opposite direction, so that the sliding plate 404 does horizontal and leftward linear motion on the surface of the threaded rod 403, when the sliding plate 404 drives the liquid crystal screen captured by the electric suction cup 406 below to be positioned right above the concave plate 801, the third driving cylinder 405 performs vertical downward linear motion again, so that the liquid crystal screen captured by the electric suction cup 406 is placed on the inner bottom wall of the concave plate 801;

step B, electric push rods 802 on two sides of the concave plate 801 push corresponding clamping plates 803 to move oppositely on the inner bottom wall of the concave plate 801, so that the two clamping plates 803 can limit two sides of the liquid crystal screen, finally, a T-shaped sliding block 7 is driven by a first driving air cylinder 6, when the inner wall of the moving groove 5 moves horizontally backwards linearly, the concave plate 801 can be guaranteed to move along with the movement of the T-shaped sliding block 7, when the concave plate 801 moves to a position right below the high-definition camera 11, the high-definition camera 11 can be adjusted vertically upwards or vertically downwards according to a second driving air cylinder 10, and the high-definition camera 11 is moved to a position suitable for the liquid crystal screen to be detected.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automatic conveying material equipment of LCD screen processing, includes concave type workstation (1), its characterized in that: the inner bottom wall of the concave workbench (1) is provided with a placing groove (2), the inner bottom wall of the placing groove (2) is symmetrically provided with two concave article placing frames (3), a feeding mechanism (4) for grabbing a liquid crystal screen is arranged above the concave article placing frames (3), the center of the inner bottom wall of the concave workbench (1) is provided with a moving groove (5), the inner wall of the moving groove (5) is provided with a first driving air cylinder (6), the output end of the first driving air cylinder (6) is connected with a T-shaped sliding block (7), the surface of the T-shaped sliding block (7) is connected with a fixing mechanism (8) for processing and positioning the liquid crystal screen, the fixing mechanism (8) can do linear motion forwards or backwards horizontally on the inner bottom wall of the concave workbench (1) through the first driving air cylinder (6), the top of the concave workbench (1) is connected with an L-shaped supporting plate (9), the inner bottom wall of L type backup pad (9) is installed the second and is driven actuating cylinder (10), the output that the second drove actuating cylinder (10) is connected with high definition camera (11) that are used for detecting the LCD screen, control module (12) are installed at the top of L type backup pad (9), control module (12) and high definition camera (11) electric connection.

2. The automatic conveying equipment for liquid crystal screen processing according to claim 1, characterized in that: the opening direction of concave type supporter (3) is vertical upwards, the top of concave type supporter (3) keeps same water flat line with the interior low wall of concave type workstation (1), the surface of concave type supporter (3) keeps same water flat line with the front surface of concave type workstation (1).

3. The automatic conveying equipment for liquid crystal screen processing according to claim 1, characterized in that: feeding mechanism (4) are including concave type frame (401), the opening direction of concave type frame (401) is vertical downwards, servo motor (402) are installed to one side of concave type frame (401), the output of servo motor (402) is connected with threaded rod (403), the other end of threaded rod (403) passes through the bearing and is connected with the inside wall of concave type frame (401), the surperficial threaded connection of threaded rod (403) has slide (404), the third drive actuating cylinder (405) are installed to the bottom of slide (404), the output that the third driven actuating cylinder (405) is connected with and is used for electric chuck (406) to the LCD screen absorption.

4. The automatic conveying equipment for liquid crystal screen processing according to claim 3, wherein: the top of concave type frame (401) is equipped with spacing groove (407) with the inside intercommunication of concave type frame (401), the top contact of concave type frame (401) has first limiting plate (408), the bottom of first limiting plate (408) is connected with the top of slide (404), the bottom of concave type frame (401) is connected with L type bracing piece (409) of two symmetries, the other end of L type bracing piece (409) is connected on a side of concave type workstation (1).

5. The automatic conveying equipment for liquid crystal screen processing according to claim 1, characterized in that: fixing mechanism (8) are including concave template (801), the bottom of concave template (801) and the interior diapire contact of concave type workstation (1), the opening direction of concave template (801) is vertical upwards, two electric putter (802) are installed to the bilateral symmetry of concave template (801), electric putter's (802) output is connected with grip block (803), the bottom of grip block (803) and the interior diapire of concave template (801) mutually contact.

6. The automatic conveying equipment for liquid crystal screen processing according to claim 1, characterized in that: the front surface of concave type workstation (1) is connected with second limiting plate (13) through the pivot, the surperficial in close contact with of second limiting plate (13) and concave type supporter (3), the inside wall of shifting chute (5) is equipped with guide way (14) of two symmetries, the inner wall of guide way (14) slides each other with the side of T type slider (7).

7. The use method of the automatic conveying equipment for liquid crystal screen processing according to any one of claims 1 to 6, characterized in that: the method comprises the following steps:

step A, when a liquid crystal screen placed in a concave article shelf (3) on the left side of a placing groove (2) is grabbed, a servo motor (402) is used for driving a threaded rod (403) to rotate, a sliding plate (404) on the surface of the threaded rod (403) is connected with a first limiting plate (408) on the top of the concave article shelf (401), so that the sliding plate (404) in threaded connection with the surface of the threaded rod (403) can be limited, the sliding plate (404) can be ensured to do horizontal and rightward linear motion along the surface of the threaded rod (403), when an electric suction disc (406) connected to the bottom of the sliding plate (404) is positioned right above the liquid crystal screen in the concave article shelf (3) on the left side of the placing groove (2), a third driving cylinder (405) can be driven to drive the electric suction disc (406) to grab the liquid crystal screen placed in the concave article shelf (3), and after the electric suction disc (406) sucks the liquid crystal screen, the third driving cylinder (405) does upward vertical motion again, then the servo motor (402) rotates the threaded rod (403) in the opposite direction, so that the sliding plate (404) makes horizontal leftward linear motion on the surface of the threaded rod (403), and when the sliding plate (404) drives the liquid crystal screen grabbed by the electric sucker (406) below to be positioned right above the concave plate (801), the third driving cylinder (405) makes vertical downward linear motion, so that the liquid crystal screen grabbed by the electric sucker (406) is placed on the inner bottom wall of the concave plate (801);

and step B, electric push rods (802) on two sides of the concave plate (801) push corresponding clamping plates (803) to move oppositely on the inner bottom wall of the concave plate (801), so that the two clamping plates (803) can limit two sides of the liquid crystal screen, finally, a T-shaped sliding block (7) is driven by a first driving air cylinder (6), when the inner wall of the moving groove (5) moves horizontally backwards linearly, the concave plate (801) can be guaranteed to move along with the movement of the T-shaped sliding block (7), and when the concave plate (801) moves to a position right below the high-definition camera (11), the high-definition camera (11) can be adjusted vertically upwards or vertically downwards according to a second driving air cylinder (10), so that the high-definition camera (11) is moved to a position suitable for the liquid crystal screen to detect.