PCB backlight plate coating device

Abstract

The utility model discloses a PCB (printed circuit board) backlight plate coating device which comprises a support, a cleaning mechanism, a suction mechanism, a spraying mechanism and a baking lamp, a cross-shaped rotating plate is arranged at the top of the support, a processing area is arranged at the top of the support, a suction cup is arranged in the processing area, and the baking lamp is arranged on the cross-shaped rotating plate. The cleaning mechanism comprises a rotating motor arranged on the side wall of the cross-shaped rotating plate and a cleaning disc arranged at the output end of the rotating motor, the suction mechanism is arranged on the side wall of the cross-shaped rotating plate and used for sucking cleaned dust, and the spraying mechanism is arranged on the side wall of the cross-shaped rotating plate and used for coating the PCB backlight plates on the machining area with reflective paint. According to the PCB backlight plate surface cleaning device, the cleaning disc is driven by the rotating motor to clean the surface of a PCB backlight plate in a machining area, dust on the surface is removed, and the removed dust is collected through cooperation of the exhaust fan and the air collecting hopper.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB backlight plate processing, in particular to a PCB backlight plate coating device. Background Art

[0002] PCB backlight is a key component used for backlight display screens, usually made of printed circuit boards (PCBs). PCB backlights are usually coated with a layer of reflective material under or around the LEDs to improve light utilization and ensure that light is reflected toward the display screen. When the PCB backlight is coated with reflective material, due to the dust remaining on the surface of the PCB backlight, coating without cleaning will result in uneven coating and poor coating effect. Utility Model Content

[0003] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0004] In view of the above-mentioned problems and / or problems existing in the use of the PCB backlight plate coating device, the present utility model is proposed.

[0005] Therefore, the purpose of the utility model is to provide a PCB backlight panel coating device, which drives the cross rotating plate to rotate through a stepper motor, switches different mechanisms to process the PCB backlight panel, and can suck the PCB backlight panel in the processing area tightly and keep it stable through a vacuum pump and a suction cup. The surface of the PCB backlight panel in the processing area is cleaned by a cleaning disk driven by a rotating motor to remove dust from the surface. The cleaned dust is collected by an exhaust fan and an air collecting hopper, and reflective paint is sprayed on the PCB backlight panel by a sprayer. The baking lamp is used to dry the PCB backlight panel.

[0006] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0007] A PCB backlight plate coating device, comprising:

[0008] A support, wherein a cross rotating plate is arranged on the top of the support, a processing area is arranged on the top of the support, and a suction cup is arranged inside the processing area;

[0009] A cleaning mechanism, the cleaning mechanism comprising a rotating motor arranged on the side wall of the cross rotating plate and a cleaning disk arranged on the output end of the rotating motor;

[0010] A suction mechanism, which is arranged on the side wall of the cross-rotating plate and is used to suck the cleaned dust;

[0011] A spraying mechanism, which is arranged on the side wall of the cross rotating plate and is used to apply reflective paint to the PCB backlight plate on the processing area;

[0012] A heating lamp is arranged on the side wall of the cross rotating plate.

[0013] As a preferred solution of a PCB backlight panel coating device described in the utility model, a stepper motor is arranged at the bottom of the support, an output end of the stepper motor is provided with an axis rod fixedly connected to the bottom of the cross rotating plate, and a support leg is arranged at the bottom of the support.

[0014] As a preferred solution of the PCB backlight panel coating device described in the utility model, the suction cup is connected to an air collecting plate, and the air collecting plate is connected to a vacuum pump.

[0015] As a preferred solution of a PCB backlight panel coating device described in the utility model, the suction mechanism includes an exhaust fan, an air distribution plate connected to the air inlet of the exhaust fan, an air collecting hopper connected to the air distribution plate, and a collection box connected to the air outlet of the exhaust fan.

[0016] As a preferred solution of the PCB backlight panel coating device described in the utility model, the spraying mechanism includes a sprayer and a spraying nozzle arranged at the outlet of the sprayer.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the PCB backlight panel coating device drives the cross rotating plate to rotate through a stepping motor, switches different mechanisms to process the PCB backlight panel, and can suck the PCB backlight panel in the processing area tightly and keep it stable through a vacuum pump and a suction cup. The surface of the PCB backlight panel in the processing area is cleaned by a cleaning disk driven by a rotating motor to remove dust from the surface. The cleaned dust is collected by an exhaust fan and an air collecting hopper, and reflective paint is sprayed on the PCB backlight panel by a sprayer. The baking lamp is used to dry the PCB backlight panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0019] Figure 1This is a schematic diagram of the overall first-view structure of a PCB backlight plate coating device of the utility model;

[0020] Figure 2 This is a schematic diagram of the overall second-viewing angle structure of a PCB backlight panel coating device of the utility model.

[0021] 100. Support; 101. Processing area; 110. Cross rotating plate; 102. Support leg; 111. Stepping motor; 120. Suction cup; 121. Gas collecting plate; 122. Vacuum pump; 200. Cleaning mechanism; 210. Rotating motor; 220. Cleaning plate; 300. Suction mechanism; 310. Exhaust fan; 320. Gas distributor plate; 330. Gas collecting hopper; 340. Collecting box; 400. Spraying mechanism; 410. Sprayer; 420. Spraying nozzle; 500. Baking lamp. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0023] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention in detail, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged at a general scale, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0024] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0025] The utility model provides a PCB backlight coating device, which drives a cross rotating plate to rotate through a stepping motor, switches different mechanisms to process the PCB backlight, and can suck the PCB backlight in a processing area tightly and keep it stable through a vacuum pump in cooperation with a suction cup, drives a cleaning disc to clean the surface of the PCB backlight in the processing area through a rotating motor, removes dust from the surface, collects the cleaned dust through an exhaust fan in cooperation with an air collecting hopper, sprays reflective paint on the PCB backlight through a sprayer, and a baking lamp is used to dry the PCB backlight.

[0026] Figure 1-Figure 2 The structure diagram of a PCB backlight plate coating device according to the utility model is shown. Figure 1-Figure 2 In this embodiment, a PCB backlight panel coating device is provided, and its main body includes a support 100, a cleaning mechanism 200, a suction mechanism 300, a spraying mechanism 400 and a baking lamp 500.

[0027] The support 100 drives the cross-rotating plate 110 to rotate through the stepper motor 111, and switches different mechanisms to process the PCB backlight panel. The PCB backlight panel in the processing area 101 can be sucked tightly and kept stable through the vacuum pump 122 and the suction cup 120. Specifically, a cross-rotating plate 110 is arranged on the top of the support 100, and a processing area 101 is arranged on the top of the support 100. A suction cup 120 is arranged inside the processing area 101. In this embodiment, a stepper motor 111 is arranged on the bottom of the support 100, and an output end of the stepper motor 111 is arranged with a shaft fixedly connected to the bottom of the cross-rotating plate 110. A leg 102 is arranged on the bottom of the support 100, and the suction cup 120 is connected to an air collecting plate 121, and the air collecting plate 121 is connected to a vacuum pump 122.

[0028] The cleaning mechanism 200 drives the cleaning disk 220 to clean the surface of the PCB backlight panel of the processing area 101 by rotating the motor 210 to remove the dust on the surface. Specifically, the cleaning mechanism 200 includes a rotating motor 210 disposed on the side wall of the cross rotating plate 110 and a cleaning disk 220 disposed at the output end of the rotating motor 210;

[0029] The suction mechanism 300 collects the cleaned dust through the exhaust fan 310 and the air collecting hopper 330. Specifically, the suction mechanism 300 is arranged on the side wall of the cross rotating plate 110 to suck the cleaned dust. In this embodiment, the suction mechanism 300 includes the exhaust fan 310, the air distribution plate 320 connected to the air inlet of the exhaust fan 310, the air collecting hopper 330 connected to the air distribution plate 320, and the collection box 340 connected to the air outlet of the exhaust fan 310.

[0030] The spraying mechanism 400 sprays the reflective paint on the PCB backlight plate through the sprayer 410. Specifically, the spraying mechanism 400 is arranged on the side wall of the cross rotating plate 110, and is used to apply the reflective paint to the PCB backlight plate on the processing area 101. In this embodiment, the spraying mechanism 400 includes a sprayer 410 and a spray nozzle 420 arranged at the outlet of the sprayer 410;

[0031] The baking lamp 500 is used to bake the PCB backlight plate. Specifically, the baking lamp 500 is arranged on the side wall of the cross rotating plate 110 .

[0032] Combination Figure 1-Figure 2The PCB backlight panel coating device of the present embodiment has the following specific use process: the cross rotating plate 110 is driven to rotate by the stepping motor 111, and different mechanisms are switched to process the PCB backlight panel. The PCB backlight panel in the processing area 101 can be sucked tightly and kept stable by the vacuum pump 122 and the suction cup 120. The cleaning disk 220 is driven by the rotating motor 210 to clean the surface of the PCB backlight panel in the processing area 101 and remove the dust on the surface. The dust removed is collected by the exhaust fan 310 and the air collecting hopper 330. The reflective paint is sprayed on the PCB backlight panel by the sprayer 410. The baking lamp 500 is used to dry the PCB backlight panel.

[0033] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A PCB backlight coating device, characterized in that: include: A support (100), wherein a cross rotating plate (110) is arranged on the top of the support (100), a processing area (101) is arranged on the top of the support (100), and a suction cup (120) is arranged inside the processing area (101); A cleaning mechanism (200), the cleaning mechanism (200) comprising a rotating motor (210) arranged on a side wall of the cross rotating plate (110) and a cleaning disk (220) arranged at an output end of the rotating motor (210); A suction mechanism (300), the suction mechanism (300) being arranged on a side wall of the cross-rotating plate (110) and being used to suck cleaned dust; A spraying mechanism (400), the spraying mechanism (400) being arranged on a side wall of the cross-rotating plate (110) and being used for coating a reflective coating on a PCB backlight plate on the processing area (101); A heating lamp (500) is arranged on a side wall of the cross rotating plate (110).

2. A PCB backlight coating device according to claim 1, characterized in that: A stepper motor (111) is arranged at the bottom of the support (100), an output end of the stepper motor (111) is provided with a shaft rod fixedly connected to the bottom of the cross rotating plate (110), and a support leg (102) is arranged at the bottom of the support (100).

3. A PCB backlight coating device according to claim 2, characterized in that: The suction cup (120) is connected to a gas collecting plate (121), and the gas collecting plate (121) is connected to a vacuum pump (122).

4. A PCB backlight coating device according to claim 3, characterized in that: The suction mechanism (300) comprises an exhaust fan (310), an air distribution plate (320) connected to an air inlet of the exhaust fan (310), an air collecting hopper (330) connected to the air distribution plate (320), and a collection box (340) connected to an air outlet of the exhaust fan (310).

5. A PCB backlight coating device according to claim 4, characterized in that: The spraying mechanism (400) comprises a sprayer (410) and a spraying nozzle (420) arranged at an outlet of the sprayer (410).

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