CN220143834U - Surface spraying assembly for printed circuit board processing - Google Patents
Surface spraying assembly for printed circuit board processing Download PDFInfo
- Publication number
- CN220143834U CN220143834U CN202321540659.7U CN202321540659U CN220143834U CN 220143834 U CN220143834 U CN 220143834U CN 202321540659 U CN202321540659 U CN 202321540659U CN 220143834 U CN220143834 U CN 220143834U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- spraying
- printed circuit
- electric control
- transmission belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005507 spraying Methods 0.000 title claims abstract description 74
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 239000003973 paint Substances 0.000 claims description 19
- 239000007921 spray Substances 0.000 claims description 19
- 239000000428 dust Substances 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 5
- 239000004922 lacquer Substances 0.000 description 5
- 238000007667 floating Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002519 antifouling agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Non-Metallic Protective Coatings For Printed Circuits (AREA)
Abstract
The utility model discloses a surface spraying assembly for processing a printed circuit board, which relates to the technical field of printed circuit board processing and comprises a baking dust-cleaning assembly and a spraying box, wherein an electric control transmission belt is fixedly connected to the bottom of the baking dust-cleaning assembly, the top of the electric control transmission belt is fixedly connected with the bottom of the spraying box, the baking dust-cleaning assembly comprises a baking box, the bottom of the baking box is fixedly connected with the top of the electric control transmission belt, and movable grooves are formed in two sides of the inner wall of the baking box. According to the utility model, a printed circuit board is placed on the surface of an electric control transmission belt, the printed circuit board is transported to the lower part of a baking box through the electric control transmission belt, then the electric control transmission belt is stopped, two groups of servo motors synchronously drive a screw rod to rotate, a moving block on the surface of the screw rod moves downwards on the surface of a guide rod, and a heating pipe begins to be preheated in the moving process until the distance between an infrared range finder and the printed circuit board below is five centimeters, and the servo motors are stopped.
Description
Technical Field
The utility model relates to the technical field of printed circuit board processing, in particular to a surface spraying assembly for printed circuit board processing.
Background
In order to ensure the normal service life and the operation reliability of the printed circuit board in the processing process, a layer of dampproof paint is often sprayed on the outer surface of the printed circuit board so as to avoid erosion of components caused by water or moisture and improve the service life of the printed circuit board.
For example, in a quick spraying device for a printed circuit board disclosed in chinese patent publication No. CN210647000U, through the mutual cooperation among a printed circuit board body, a pull ring, a slide bar, a clamping groove, a thread cylinder, a thread column, a first rotating device, a first clamping plate, a second clamping plate and a spring, when another surface spraying needs to be performed on the printed circuit board body, a worker can pull the slide bar rightwards through the pull ring, so that the slide bar moves rightwards and breaks away from the clamping groove, the worker can rotate the thread cylinder forwards by 180 degrees through the pull ring, and the thread cylinder can drive the thread column and the first rotating device to rotate forwards by 180 degrees under the tight clamping of the first clamping plate and the second clamping plate, so that the other surface of the printed circuit board body is located under a spraying head.
However, the above patent has a certain disadvantage that the surface of the printed circuit board cannot be cleaned and baked with floating dust before spraying, so that the protective paint cannot be ensured to be completely covered on the surface of the printed circuit board during subsequent spraying; and the thickness of the paint surface can not be adjusted in the spraying process, and the paint surfaces with different thicknesses can not be sprayed according to specific requirements.
Disclosure of Invention
The utility model provides a surface spraying component for processing a printed circuit board, which solves the problems in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a surface spraying subassembly is used in printed circuit board processing, includes toasts clear dirt subassembly and spray booth, toast the bottom fixedly connected with automatically controlled conveyer belt of clear dirt subassembly, the bottom fixedly connected with of automatically controlled conveyer belt and spray booth, toast clear dirt subassembly and include toast the box, the bottom of toast the box and the top fixed connection of automatically controlled conveyer belt, the movable groove has all been seted up to toast the inner wall both sides of box, toast the top movable mounting of box and have servo motor, servo motor's output just is located the inside rotation in movable groove and is connected with the lead screw, the inside fixedly connected with guide bar in movable groove, the surface of guide bar just is located the surface swing joint of lead screw has the movable block, the side fixedly connected with control panel of movable block, the spray booth includes the box, the bottom of box and the top fixed connection of automatically controlled conveyer belt, the top fixed grafting of box has the crossover sub, the top activity grafting of crossover sub has three proofings, the inboard both walls of box all fixedly connected with deflector, the outside and the spray booth of guide plate and the fixed connection of the other end.
The technical scheme of the utility model is further improved as follows: the bottom of the control panel is fixedly provided with a motor, and the output end of the motor is fixedly provided with a rotating rod.
The technical scheme of the utility model is further improved as follows: the heating pipe is fixedly arranged on the bottom surface of the rotating rod, and the infrared range finder is fixedly arranged at the bottom of the rotating rod.
The technical scheme of the utility model is further improved as follows: the front of the spraying tank is rotationally connected with a handle.
The technical scheme of the utility model is further improved as follows: the end part of the handle is positioned in the spraying tank and is rotationally connected with a sealing plate, and the bottom of the inner wall of the spraying tank is fixed with a pump.
The technical scheme of the utility model is further improved as follows: the spraying device is characterized in that the spraying disc is fixedly inserted into the bottom of the spraying tank at the output end of the pump machine, and the spray head is fixedly inserted into the bottom of the spraying disc.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
the utility model provides a surface spraying assembly for processing a printed circuit board, which is characterized in that the printed circuit board is placed on the surface of an electric control transmission belt, the printed circuit board is transported to the lower part of a baking box through the electric control transmission belt, then the electric control transmission belt is stopped, two groups of servo motors synchronously drive screw rods to rotate, a moving block on the surface of the screw rods moves downwards on the surface of a guide rod, a heating pipe starts to be preheated in the moving process until the distance between an infrared range finder and the printed circuit board below is five centimeters, the servo motors stop, the motor starts to drive a rotating rod to rotate, the preheated heating pipe uniformly bakes the surface of the printed circuit board along with the rotation of the rotating rod, floating dust on the surface of the printed circuit board is blown away by wind generated by the rotating rod during baking, after ten minutes of baking, the printed circuit board after the baking dust is cleared, the printed circuit board can be well adhered to the surface of the circuit board through cleaning, and the sprayed paint can be well adhered to the surface of the circuit board.
The utility model provides a surface spraying assembly for processing a printed circuit board, which is characterized in that a circuit board subjected to baking and dust cleaning is conveyed into a box body through an electric control conveying belt, in the conveying process, two groups of guide plates with large outer opening and small inner opening are positioned under a spraying tank, so that the spraying can be more uniform, the condition of dew spraying is avoided, three-proofing paint in a spraying cavity below a sealing plate is pumped out through a pump and sprayed on the surface of the printed circuit board through a spray head, the spraying effect is more uniform through the conveying of the electric control conveying belt, meanwhile, the sealing plate can be rotated and inclined through rotating a handle in order to change the spraying thickness, the flow rate of the three-proofing paint above is larger, and therefore, the spraying thickness of the printed circuit board is adjusted under the condition that the conveying speed is unchanged, and the sprayed circuit board can be coated more uniformly through a fixed brush head.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the present utility model;
FIG. 3 is a cross-sectional view of the construction of the baked dust module of the present utility model;
fig. 4 is a structural cross-sectional view of the spray booth of the present utility model.
In the figure: 1. baking the dust cleaning component; 11. a baking oven; 12. a servo motor; 13. a movable groove; 14. a guide rod; 15. a screw rod; 16. a moving block; 17. a control board; 18. a motor; 19. a rotating lever; 110. heating pipes; 111. an infrared range finder; 2. a spraying box; 21. a case; 22. a conversion joint; 23. three-proofing paint; 24. a spray tank; 25. a guide plate; 26. a brush head; 27. a sealing plate; 28. a handle; 29. a pump machine; 210. a spray plate; 211. a spray head; 3. an electric control transmission belt.
Description of the embodiments
The utility model is further illustrated by the following examples:
examples
As shown in fig. 1-4, the utility model provides a surface spraying assembly for processing a printed circuit board, which comprises a baking dust cleaning assembly 1 and a spraying box 2, wherein an electric control transmission belt 3 is fixedly connected to the bottom of the baking dust cleaning assembly 1, the top of the electric control transmission belt 3 is fixedly connected with the bottom of the spraying box 2, the baking dust cleaning assembly 1 comprises a baking box 11, the bottom of the baking box 11 is fixedly connected with the top of the electric control transmission belt 3, movable grooves 13 are formed in two sides of the inner wall of the baking box 11, a servo motor 12 is movably mounted at the top of the baking box 11, a lead screw 15 is rotatably connected to the output end of the servo motor 12 and is positioned in the movable grooves 13, a guide rod 14 is fixedly connected to the inner side of the movable grooves 13, a moving block 16 is movably connected to the surface of the guide rod 14 and is positioned on the surface of the lead screw 15, a control board 17 is fixedly connected to the side of the moving block 16, the spraying box 2 comprises a box 21, the bottom of the box 21 is fixedly connected with the top of the electric control transmission belt 3, a conversion connector 22 is fixedly spliced at the top of the box 21, a three-proof paint 23 is movably spliced at the top of the conversion connector 22, two inner side walls of the box 21 are fixedly connected with the guide plates 25, and the other end of the guide plate 25 is fixedly spliced with the inner side of the electric control transmission belt 25.
In this embodiment, carry out processing transportation with the printed circuit board through automatically controlled transmission band 3, toast clean dirt subassembly 1 and carry out clean dirt to the surface of printed circuit board and toast to let the protection lacquer of spraying can cover the surface at the printed circuit board better, later through the even spraying of spraying case 2 with the protection lacquer at the surface of printed circuit board, and according to the transmission rate unchangeable, control the flow of protection lacquer moreover, let the spraying thickness of protection lacquer can obtain changing, can spray the protection lacquer of different thickness along with specific requirement.
Examples
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the bottom of the control board 17 is fixedly provided with a motor 18, the output end of the motor 18 is fixedly provided with a rotating rod 19, the bottom surface of the rotating rod 19 is fixedly provided with a heating pipe 110, and the bottom of the rotating rod 19 is fixedly provided with an infrared range finder 111.
In this embodiment, the printed circuit board is placed on the surface of the electric control transmission belt 3, the printed circuit board is transported to the lower part of the baking box 11 through the electric control transmission belt 3, then the electric control transmission belt 3 is stopped, the two groups of servo motors 12 synchronously drive the screw rods 15 to rotate, the moving blocks 16 on the surfaces of the moving blocks move downwards on the surfaces of the guide rods 14, the heating pipes 110 start to be preheated in the moving process until the distance between the infrared distance meter 111 and the printed circuit board below is five centimeters, the servo motors 12 are stopped, the motor 18 starts to drive the rotating rods 19 to rotate, the preheated heating pipes 110 uniformly bake the surface of the printed circuit board along with the rotation of the rotating rods 19, floating dust on the surface of the printed circuit board is blown away by wind generated by the rotating rods 19 while the electric control transmission belt 3 transmits the printed circuit board after baking dust removal to the box 21 for the next step, the electric control transmission belt 3 can enable paint components to be well adhered on the surface of the circuit board through cleaning dust and moisture on the surface of the printed circuit board, and the paint components can be well adhered on the surface of the circuit board when the printed circuit board is even better.
Examples
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the brush head 26 is fixedly mounted at the top of the inner side of the box 21 and positioned at the rear of the spraying tank 24, the front of the spraying tank 24 is rotationally connected with the handle 28, the end part of the handle 28 and positioned in the spraying tank 24 is rotationally connected with the sealing plate 27, the bottom of the inner wall of the spraying tank 24 is fixedly provided with the pump 29, the output end of the pump 29 is fixedly connected with the spraying disk 210 in a plugging manner at the bottom of the spraying tank 24, and the bottom of the spraying disk 210 is fixedly connected with the spray head 211 in a plugging manner.
In this embodiment, the circuit board after baking and dust cleaning is transmitted to the box 21 through the electric control transmission belt 3, in the transmission process, the two groups of guide plates 25 with large outer opening and small inner opening are located under the spraying tank 24, so that the spraying can be more uniform, the condition of dew spraying is avoided, then the three-proofing paint 23 in the spraying cavity below the sealing plate 27 is pumped out through the pump 29 and sprayed on the surface of the printed circuit board through the spray head 211, the spraying effect is more uniform through the conveying of the electric control transmission belt 3, meanwhile, in order to change the spraying thickness, the sealing plate 27 can be rotated and inclined through rotating the handle 28, the flow of the three-proofing paint 23 above is larger, so that the spraying thickness of the printed circuit board is adjusted under the condition of unchanged conveying speed, and the three-proofing paint 23 can be smeared more uniformly through the fixed brush head 26 after the spraying.
The working principle of the surface spraying assembly for processing the printed circuit board is specifically described below.
As shown in fig. 1 to 4, the printed circuit board is transported to the lower part of the baking box 11 through the electric control transmission belt 3, then the electric control transmission belt 3 is stopped, the two groups of servo motors 12 synchronously drive the screw rods 15 to rotate, the moving blocks 16 on the surfaces of the screw rods move downwards on the surfaces of the guide rods 14, the heating pipes 110 start to preheat in the moving process, when the distance between the infrared range finder 111 and the printed circuit board below is five centimeters, the servo motors 12 stop, the motors 18 start to drive the rotating rods 19 to rotate, the preheated heating pipes 110 uniformly bake the surface of the printed circuit board along with the rotation of the rotating rods 19, floating dust on the surface of the printed circuit board is blown away by wind generated by the rotating rods 19 while baking, after ten minutes of baking, the electric control transmission belt 3 transmits the printed circuit board after baking dust cleaning to the box 21 to wait for the next step, dust and moisture on the surface of the printed circuit board are cleaned, the sprayed paint pieces can be well adhered on the surface of the circuit board, the hot coating effect is better, the paint pieces can be better adhered on the surface of the circuit board, in the transmission process, the circuit board is positioned under the spraying tank 24 by the two groups of guide plates 25 with large outer opening and small inner opening, the spraying can be ensured to be more uniform, the condition of dew spraying can not exist, the three-proofing paint 23 in the spraying cavity below the sealing plate 27 is pumped out by the pump 29 and sprayed on the surface of the printed circuit board by the spray head 211, the spraying effect is more uniform by the conveying of the electric control transmission belt 3, meanwhile, in order to change the spraying thickness, the sealing plate 27 can be rotated and inclined by rotating the handle 28, the flow of the three-proofing paint 23 above is larger, so that the spraying thickness of the printed circuit board is adjusted under the condition of unchanged conveying speed, when the sprayed circuit board passes through the fixed brush head 26, the three-proofing paint 23 can be smeared more uniformly.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (4)
1. The utility model provides a surface spraying subassembly is used in printed circuit board processing, includes toasts clean subassembly (1) and spray booth (2), its characterized in that: the bottom of the baking dust cleaning assembly (1) is fixedly connected with an electric control transmission belt (3), and the top of the electric control transmission belt (3) is fixedly connected with the bottom of the spraying box (2);
the baking dust removal assembly (1) comprises a baking oven (11), the bottom of the baking oven (11) is fixedly connected with the top of the electric control transmission belt (3), movable grooves (13) are formed in two sides of the inner wall of the baking oven (11), a servo motor (12) is movably mounted at the top of the baking oven (11), a screw rod (15) is rotatably connected to the output end of the servo motor (12) and is positioned in the movable groove (13), a guide rod (14) is fixedly connected to the inside of the movable groove (13), a movable block (16) is movably connected to the surface of the guide rod (14) and positioned on the surface of the screw rod (15), a control board (17) is fixedly connected to the side surface of the movable block (16), a motor (18) is fixedly mounted at the bottom of the control board (17), a rotary rod (19) is fixedly mounted at the output end of the motor (18), a heating pipe (110) is fixedly mounted at the bottom surface of the rotary rod (19), and an infrared range finder (111) is fixedly mounted at the bottom of the rotary rod (19).
The spraying box (2) comprises a box body (21), the bottom of the box body (21) is fixedly connected with the top of the electric control transmission belt (3), an adapter (22) is fixedly inserted into the top of the box body (21), three-proofing paint (23) is movably inserted into the top of the adapter (22), guide plates (25) are fixedly connected to the two inner walls of the box body (21), the outer sides of the guide plates (25) are fixedly connected with the inner sides of the electric control transmission belt (3), and a spraying tank (24) is fixedly inserted into the other ends of the adapter (22).
2. The surface spray assembly for printed circuit board processing of claim 1, wherein: the brush head (26) is fixedly arranged at the top of the inner side of the box body (21) and positioned at the rear of the spraying tank (24), and the front of the spraying tank (24) is rotatably connected with a handle (28).
3. The surface spray assembly for printed circuit board processing of claim 2, wherein: the end of the handle (28) is positioned in the spraying tank (24) and is rotatably connected with a sealing plate (27), and a pump (29) is fixed at the bottom of the inner wall of the spraying tank (24).
4. A surface spray assembly for printed circuit board processing as claimed in claim 3, wherein: the spraying device is characterized in that a spraying disc (210) is fixedly inserted into the bottom of the spraying tank (24) at the output end of the pump (29), and a spray head (211) is fixedly inserted into the bottom of the spraying disc (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321540659.7U CN220143834U (en) | 2023-06-16 | 2023-06-16 | Surface spraying assembly for printed circuit board processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321540659.7U CN220143834U (en) | 2023-06-16 | 2023-06-16 | Surface spraying assembly for printed circuit board processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220143834U true CN220143834U (en) | 2023-12-08 |
Family
ID=89010045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321540659.7U Active CN220143834U (en) | 2023-06-16 | 2023-06-16 | Surface spraying assembly for printed circuit board processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220143834U (en) |
-
2023
- 2023-06-16 CN CN202321540659.7U patent/CN220143834U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |