Cleaning device for LED display screen processing

Abstract

The utility model discloses a cleaning device for LED (light-emitting diode) display screen processing, which comprises a worktable, a conveying belt conveying mechanism arranged on the inner side of the worktable, a first fixed support frame arranged at one transverse end of the top of the worktable, a second fixed support frame arranged at the other transverse end of the top of the worktable, and a first air bellow obliquely arranged between the first fixed support frame and the second fixed support frame, supporting mounting plates are arranged at the two longitudinal ends of the first air bellow, the bottoms of the supporting mounting plates are connected with the top of the workbench, and a first lifting device is arranged at the top of the first fixing supporting frame. The beneficial effects of the utility model are that the device is reasonable in design, is simple and stable in structure, and is high in practicality; dust on the surface of the LED display screen can be blown away, and the situation that dust is attached to the surface of the LED display screen due to static electricity and is difficult to blow away is avoided; meanwhile, dust is prevented from falling on the surface of the LED display screen again after being blown away; and displacement of the LED display screen in the cleaning process can be avoided, so that the stability of the cleaning effect is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of production and processing of LED display screens, in particular to a cleaning device for processing LED display screens. Background Art

[0002] LED displays, short for light-emitting diode displays, are flat-panel displays made of light-emitting diodes. They are widely used in televisions, electronic billboards, indoor and outdoor advertising, stage backdrops, stadiums, traffic signals, and information displays. With their high brightness, low energy consumption, long lifespan, and excellent color reproduction, LED displays play a vital role in various industries.

[0003] During the production and processing of LED display screens, dust easily adheres to their surfaces and needs to be cleaned. Most of the existing technologies use a manual handheld spray gun to spray high-pressure gas to blow away the dust attached to the surface of the LED display screen. Not only is the labor intensity high, but the dust attached to the surface of the LED display screen is not blown away thoroughly, and a small amount of dust still adheres to its surface, which needs further development and improvement. Utility Model Content

[0004] The purpose of the present utility model is to provide a cleaning device for LED display processing in order to solve the problem that the cleaning method of the prior art of LED display screen is to blow away the dust attached to its surface by manually holding a spray gun, which is not only labor-intensive but also not thorough enough.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions: a cleaning device for processing an LED display screen, comprising a workbench, a conveyor belt transmission mechanism is provided on the inner side of the workbench, a first fixed support frame is provided at one horizontal end of the top of the workbench, and a second fixed support frame is provided at the other end, a first bellows is obliquely provided between the first fixed support frame and the second fixed support frame, support mounting plates are provided at both longitudinal ends of the first bellows, the bottom of the support mounting plate is connected to the top of the workbench, a first lifting device is provided on the top of the first fixed support frame, the bottom output end of the first lifting device passes through the first fixed support frame and is installed with a first lifting mounting frame, and the first lifting mounting frame is provided at both longitudinal ends. The two ends of the second lifting frame are provided with a first rotating shaft, a second bellows is provided between the first rotating shafts, a first rotating motor is provided on the outer surface of one end of the first lifting mounting frame, the output end of the first rotating motor is connected to the first rotating shaft, a second lifting device is provided on the top of the second fixed support frame, the second lifting mounting frame is installed with the second lifting mounting frame at the bottom output end through the second fixed support frame, second rotating shafts are provided at both longitudinal ends of the second lifting mounting frame, a cleaning roller is provided between the second rotating shafts, a second rotating motor is provided on the outer surface of one end of the second lifting mounting frame, the output end of the second rotating motor is connected to the second rotating shaft, and a control device is provided on the outer surface of one side of the workbench.

[0006] Furthermore, the conveyor belt transmission mechanism includes a conveyor belt arranged on the inner side of the workbench, transmission rollers are provided at both ends of the inner side of the conveyor belt, and rotating bearings are provided at both ends of the transmission roller. The outer ring of the rotating bearing is connected to the workbench, and a number of anti-slip strips are equidistantly provided on the outer surface of the conveyor belt, and a number of hollow holes are equidistantly provided on the conveyor belt between the anti-slip strips. A drive motor is provided at one lateral end of the workbench, and the output end of the drive motor is connected to the transmission roller.

[0007] Furthermore, the air outlet of the first bellows is tilted downward, and the air outlet is tilted close to the side of the first fixed support frame.

[0008] Furthermore, third bellows are provided on both lateral sides of the first lifting installation frame, and a supporting connecting plate is provided between the third bellows and the first lifting installation frame.

[0009] Furthermore, a vacuum cleaner is provided on one longitudinal side of the workbench corresponding to the position of the first fixed support frame, and an ion blower is provided on the top of the vacuum cleaner. The interiors of the first bellows and the second bellows are connected to the output ends of the ion blowers, and the interiors of the third bellows are connected to the input working ends of the vacuum cleaner. The first lifting device, the first rotating motor, the second lifting device, the second rotating motor, the drive motor, the vacuum cleaner and the ion blower are all electrically connected to the control device.

[0010] Furthermore, air balancing plates are provided inside the first air box and the second air box.

[0011] Furthermore, a first guide plug-in rod and a second guide plug-in rod are respectively provided at both ends of the top of the first lifting mounting frame and the second lifting mounting frame. The first guide plug-in rod is plug-connected to the first fixed support frame, and the second guide plug-in rod is plug-connected to the second fixed support frame.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention has a reasonable design, a simple and stable structure, and strong practicality; the high-pressure ion air flow is evenly blown out through the air outlet of the second bellows to blow away the dust on the surface of the LED display screen, and at the same time, it can prevent the dust from adhering to the surface of the LED display screen due to static electricity and being difficult to blow away, and the second bellows can also be rotated to different angles to blow high-pressure ion air flow to the LED display screen to improve the cleaning effect of the LED display screen surface; the third bellows can be set to remove dust suspended in the air to prevent dust from falling back on the surface of the LED display screen; the first bellows can prevent dust from approaching the cleaning roller and adhering to its surface, further improving the cleaning effect of the LED display screen surface; in addition, the conveyor belt transmission mechanism can prevent itself from displacing during the cleaning process of the LED display screen surface to ensure the stability of the cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0014] Figure 2 for Figure 1 Enlarged view of part A in the middle;

[0015] Figure 3 It is a structural diagram of the conveyor belt transmission mechanism in the utility model.

[0016] In the figure: 1-workbench, 2-conveyor belt transmission mechanism, 3-first fixed support frame, 4-second fixed support frame, 5-first bellows, 6-support mounting plate, 7-first lifting device, 8-first lifting mounting frame, 9-second bellows, 10-first rotating motor, 11-second lifting device, 12-second lifting mounting frame, 13-cleaning roller, 14-second rotating motor, 15-control device, 16-third bellows, 17-support connecting plate, 18-dust extractor, 19-ion blower, 20-first guide plug rod, 21-second guide plug rod;

[0017] 201- conveyor belt, 202- transmission roller, 203- anti-slip strip, 204- hollow hole, 205- driving motor. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] In the description of the present invention, it should be understood that the terms "longitudinal", "transverse", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0020] Combine Figures 1 to 3The cleaning device for processing an LED display screen shown in the figure comprises a workbench 1, a conveyor belt transmission mechanism 2 is provided on the inner side of the workbench 1, a first fixed support frame 3 is provided at one lateral end of the top of the workbench 1, and a second fixed support frame 4 is provided at the other end, a first bellows 5 is obliquely provided between the first fixed support frame 3 and the second fixed support frame 4, and a support mounting plate 6 is provided at both longitudinal ends of the first bellows 5, the bottom of the support mounting plate 6 is connected to the top of the workbench 1, a first lifting device 7 is provided on the top of the first fixed support frame 3, and a first lifting mounting frame 8 is installed at the bottom output end of the first lifting device 7 through the first fixed support frame 3, and a first rotating shaft is provided at both longitudinal ends of the first lifting mounting frame 8. A second bellows 9 is arranged between the first rotating shafts, a first rotating motor 10 is arranged on the outer surface of one end of the first lifting mounting frame 8, and the output end of the first rotating motor 10 is connected to the first rotating shaft, a second lifting device 11 is arranged on the top of the second fixed support frame 4, and the second lifting mounting frame 12 is installed on the bottom output end of the second lifting device 11 through the second fixed support frame 4, and second rotating shafts are arranged at both longitudinal ends of the second lifting mounting frame 12, and a cleaning roller 13 is arranged between the second rotating shafts, a second rotating motor 14 is arranged on the outer surface of one end of the second lifting mounting frame 12, and the output end of the second rotating motor 14 is connected to the second rotating shaft, and a control device 15 is provided on the outer surface of one side of the workbench 1.

[0021] The conveyor belt transmission mechanism 2 includes a conveyor belt 201 arranged on the inner side of the workbench 1, and transmission rollers 202 are provided at both ends of the inner side of the conveyor belt 201. Rotary bearings are provided at both ends of the transmission roller 202. The outer ring of the rotary bearing is connected to the workbench 1. A number of anti-slip strips 203 are equidistantly provided on the outer surface of the conveyor belt 201, and a number of hollow holes 204 are equidistantly provided on the conveyor belt 201 between the anti-slip strips 203. A drive motor 205 is provided at one lateral end of the workbench 1, and the output end of the drive motor 205 is connected to the transmission roller 202 to prevent itself from displacing during the cleaning of the surface of the LED display screen, so as to ensure the stability of the cleaning effect.

[0022] A dust collector 18 is provided on one longitudinal side of the workbench 1 corresponding to the position of the first fixed support frame 3, and an ion fan 19 is provided on the top of the dust collector 18. The interiors of the first bellows 5 and the second bellows 9 are connected to the output end of the ion fan 19, and the interior of the third bellows 16 is connected to the input working end of the dust collector 18. The dust collector 18 is provided to generate negative pressure at the air outlet of the third bellows 16, and the ion fan 19 is provided to enable ion wind to be blown out from the air outlets of the first bellows 5 and the second bellows 9; the first lifting device 7, the first rotating motor 10, the second lifting device 11, the second rotating motor 14, the drive motor 205, the dust collector 18 and the ion fan 19 are all electrically connected to the control device 15 to control their respective working states, wherein the first lifting device 7 and the second lifting device 11 are one of a hydraulic cylinder or an electric telescopic rod.

[0023] The first lifting mounting frame 8 and the second lifting mounting frame 12 are respectively provided with a first guide plug rod 20 and a second guide plug rod 21 at the top ends, the first guide plug rod 20 is plugged into the first fixed support frame 3, and the second guide plug rod 21 is plugged into the second fixed support frame 4, so that the first lifting mounting frame 8 and the second lifting mounting frame 12 can be lifted and lowered smoothly; the air outlet of the first bellows 5 is tilted downward, and the air outlet is tilted close to the side of the first fixed support frame 3 to prevent the second bellows 9 from blowing up dust on the surface of the LED display and floating in the air to the position of the cleaning roller 13; the first lifting mounting frame 8 is provided with a third bellows 16 on both sides of the horizontal side, and a supporting connecting plate 17 is provided between the third bellows 16 and the first lifting mounting frame 8 to remove dust blown off the surface of the LED display and prevent it from spreading to the surrounding air; the first bellows 5 and the second bellows 9 are both provided with an air balancing plate so that the first bellows 5 and the second bellows 9 can blow out a uniform airflow.

[0024] During use, the LED display screen to be cleaned is conveyed on the upper part of the conveyor belt under the cooperation of the drive motor and the transmission roller. When the LED display screen moves to the bottom of the second bellows, the ion blower is controlled to start working, and ion wind is blown out through the first bellows and the second bellows. The air flow blown out by the second bellows blows away the dust attached to the surface of the LED display screen. At the same time, the second bellows is driven to rotate by the first rotating motor so as to blow air flow to the surface of the LED display screen at different angles to improve the dust removal effect on the surface of the LED display screen, and the second bellows can be driven to rise and fall to a specified height by the first lifting device according to the thickness of the LED display screen. The ion wind blown out by the first bellows prevents the dust blown off the surface of the LED display screen from drifting to the cleaning roller. At the same time, the dust extractor is controlled to start working, and the dust blown off the surface of the LED display screen is extracted through the third bellows to prevent it from spreading into the surrounding air. After the LED display screen is cleaned by dust blowing, it continues to be conveyed on the conveyor belt. When it is conveyed to the bottom of the cleaning roller, the second lifting device is controlled to drive the second lifting mounting frame to descend so that the cleaning roller contacts the surface of the LED display screen. At the same time, the second rotating motor is controlled to drive the cleaning roller to rotate to perform a secondary cleaning on the surface of the LED display screen.

[0025] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0026] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A cleaning device for processing an LED display screen, comprising a workbench (1), characterized in that: A conveyor belt transmission mechanism (2) is provided on the inner side of the workbench (1); a first fixed support frame (3) is provided at one lateral end of the top of the workbench (1); a second fixed support frame (4) is provided at the other end; a first bellows (5) is obliquely provided between the first fixed support frame (3) and the second fixed support frame (4); support mounting plates (6) are provided at both longitudinal ends of the first bellows (5); the bottom of the support mounting plate (6) is connected to the top of the workbench (1); a first lifting device (7) is provided on the top of the first fixed support frame (3); a first lifting device (8) is installed at the bottom output end of the first lifting device (7) through the first fixed support frame (3); a first rotating shaft is provided at both longitudinal ends of the first lifting device (8); a first rotating shaft is provided between the first rotating shafts. Two bellows (9), a first rotating motor (10) is provided on the outer surface of one end of the first lifting mounting frame (8), the output end of the first rotating motor (10) is connected to the first rotating shaft, a second lifting device (11) is provided on the top of the second fixed support frame (4), the output end of the second lifting device (11) passes through the second fixed support frame (4) and is installed with a second lifting mounting frame (12), the second lifting mounting frame (12) is provided with a second rotating shaft at both longitudinal ends, a cleaning roller (13) is provided between the second rotating shafts, a second rotating motor (14) is provided on the outer surface of one end of the second lifting mounting frame (12), the output end of the second rotating motor (14) is connected to the second rotating shaft, and a control device (15) is provided on the outer surface of one side of the workbench (1).

2. A cleaning device for LED display screen processing according to claim 1, characterized in that The conveyor belt transmission mechanism (2) comprises a conveyor belt (201) arranged on the inner side of a workbench (1), transmission rollers (202) are arranged at both ends of the inner side of the conveyor belt (201), and rotation bearings are arranged at both ends of the transmission roller (202), and the outer ring of the rotation bearing is connected to the workbench (1), and a plurality of anti-slip strips (203) are equidistantly arranged on the outer surface of the conveyor belt (201), and a plurality of hollow holes (204) are equidistantly arranged between the anti-slip strips (203) on the conveyor belt (201), and a drive motor (205) is arranged at one lateral end of the workbench (1), and the output end of the drive motor (205) is connected to the transmission roller (202).

3. A cleaning device for LED display screen processing according to claim 2, characterized in that The air outlet of the first bellows (5) is tilted downward, and the air outlet is tilted close to the side of the first fixed support frame (3).

4. A cleaning device for LED display screen processing according to claim 3, characterized in that : Third bellows (16) are provided on both lateral sides of the first lifting mounting frame (8), and a supporting connecting plate (17) is provided between the third bellows (16) and the first lifting mounting frame (8).

5. The cleaning device for LED display processing according to claim 4, characterized in that A dust collector (18) is provided on one longitudinal side of the workbench (1) at a position corresponding to the first fixed support frame (3); an ion blower (19) is provided on the top of the dust collector (18); the interiors of the first bellows (5) and the second bellows (9) are both connected to the output end of the ion blower (19); the interiors of the third bellows (16) are both connected to the input working end of the dust collector (18); the first lifting device (7), the first rotating motor (10), the second lifting device (11), the second rotating motor (14), the driving motor (205), the dust collector (18) and the ion blower (19) are all electrically connected to the control device (15).

6. The cleaning device for LED display screen processing according to claim 5, characterized in that The first wind box (5) and the second wind box (9) are both provided with wind balancing plates.

7. The cleaning device for LED display processing according to claim 6, characterized in that A first guide plug-in rod (20) and a second guide plug-in rod (21) are respectively provided at both ends of the top of the first lifting mounting frame (8) and the second lifting mounting frame (12); the first guide plug-in rod (20) is plug-connected to the first fixed support frame (3), and the second guide plug-in rod (21) is plug-connected to the second fixed support frame (4).

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