CN219938611U

CN219938611U - Dry film removing device for circuit board processing

Info

Publication number: CN219938611U
Application number: CN202320467729.4U
Authority: CN
Inventors: 陈汉; 兰学武; 陈齐; 周乐平
Original assignee: Kunshan Shijing Electronic Technology Co ltd
Current assignee: Kunshan Shijing Electronic Technology Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-10-31
Anticipated expiration: 2033-03-13

Abstract

The utility model discloses a dry film removing device for circuit board processing, which comprises a base, wherein the inner wall of the base is provided with a conveying mechanism for conveying a circuit board, two groups of adjusting mechanisms are fixedly arranged on the inner wall of the base and below the conveying mechanism, and the outer surfaces of the two groups of adjusting mechanisms are respectively provided with two groups of mutually symmetrical guide mechanisms. The utility model can convey the circuit board with the dry film needing to be removed by arranging the conveying mechanism, the arrangement of the guide mechanism can lead the circuit board with different placement positions to intensively move to the lower parts of the first spraying mechanism and the second spraying mechanism through guiding, so that the spraying attachment surface is wider, and the arranged adjusting mechanism can change the distance between the two groups of guide mechanisms, thereby guiding the circuit boards with different specifications, and the guide mechanism also has a certain positioning function and can not cause the displacement of the circuit board due to the impact force of the first spraying mechanism and the second spraying mechanism.

Description

Dry film removing device for circuit board processing

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a dry film removing device for circuit board processing.

Background

The names of the circuit boards are: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, PCB boards, aluminum substrates, high frequency boards, thick copper plates, impedance boards, PCBs, ultra-thin circuit boards, printed (copper etching technology) circuit boards, and the like.

The dry film on the surface of the circuit board needs to be removed by using film removing liquid in the process of processing the circuit board, the traditional removing mode is mainly sprayed by using the film removing liquid in a direct spraying mode, and the circuit board is easily deviated from a spraying range due to spraying power in the process of early spraying, so that the dry film on the surface of the circuit board is removed incompletely, and a part of the dry film can remain on a conveyor belt in the process of removing, so that secondary pollution of the dry film is caused.

Disclosure of Invention

The utility model aims to provide a dry film removing device for circuit board processing, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dry film removing device for circuit board processing, includes the base, the top fixed mounting of base has the support frame, the inner wall fixed mounting of base has the collecting vat, the inner wall of base is provided with the conveying mechanism who carries the circuit board, the inner wall of base just is located conveying mechanism's below fixed mounting has two sets of adjustment mechanism, two sets of adjustment mechanism's surface all is provided with two sets of guide mechanism of mutual symmetry, the top of support frame just corresponds two sets of guide mechanism's position and is provided with first spraying mechanism and second spraying mechanism respectively, the inner wall of base just is located conveying mechanism's below fixed mounting has scraping mechanism.

Further, the conveying mechanism comprises a driving roller, a driven roller, a conveying belt and a first servo motor, the driving roller and the driven roller are rotatably arranged on the inner wall of the base, the conveying belt is arranged on the outer surfaces of the driving roller and the driven roller, the first servo motor is fixedly arranged on one side of the base, and the output end of the first servo motor is fixedly connected with the driving roller.

Further, adjustment mechanism includes gag lever post, double-end threaded rod, threaded sleeve and slider, the inner wall of base rotates installs double-end threaded rod, the one end of double-end threaded rod runs through the inner wall of base and extends to the outside of base, the inner wall of base and be located one side fixed mounting of double-end threaded rod have the gag lever post, the surface of double-end threaded rod is provided with two sets of threaded sleeve, the surface sliding connection of gag lever post has the slider, the one end fixedly connected with that double-end threaded rod is located the base outside changes the handle.

Further, guiding mechanism includes link, locating plate and deflector, the link of screw sleeve and slider's top fixedly connected with "L" shape, the link is kept away from the one end fixedly connected with locating plate of screw sleeve and slider, the one end fixedly connected with deflector that the slope set up.

Further, the scraping mechanism comprises a rotating roller, a hairbrush and a second servo motor, the rotating roller is rotatably arranged on the inner wall of the collecting tank and positioned below the conveying belt, the hairbrush attached to the bottom of the conveying belt is fixedly arranged on the outer surface of the rotating roller, the second servo motor is fixedly arranged on one side of the base, and the output end of the second servo motor is fixedly connected with the rotating roller.

Further, the first spraying mechanism and the second spraying mechanism are identical in structure and comprise a containing box, a water pump, a mounting frame, a spray head and a connecting pipe, the top of the containing box is fixedly communicated with the water pump, the water inlet end of the water pump extends to the inside of the containing box, a plurality of groups of spray heads are fixedly mounted at the top of the supporting frame through the mounting frame, and the top of the spray heads are mutually communicated with the water outlet end of the water pump through the connecting pipe.

Further, a cushion pad made of rubber materials is laid on one side, far away from the connecting frame, of the positioning plate and the guide plate.

Compared with the prior art, the utility model has the following beneficial effects: the utility model can convey the circuit board with the dry film needing to be removed by arranging the conveying mechanism, the arrangement of the guiding mechanism can lead the circuit board with different placement positions to intensively move to the lower parts of the first spraying mechanism and the second spraying mechanism through guiding, so that the spraying attachment surface is wider, the distance between the two groups of guiding mechanisms can be changed by the arranged adjusting mechanism, thus the circuit boards with different specifications can be guided, the guiding mechanism also has a certain positioning function, the displacement of the circuit board can not be caused by the impact force of the first spraying mechanism and the second spraying mechanism, and the arranged scraping mechanism can scrape the dry film on the bottom of the conveying mechanism for conveying the circuit board, thereby preventing the secondary pollution of the dry film to the circuit board.

Drawings

FIG. 1 is a schematic diagram of a first perspective view of the present utility model;

FIG. 2 is a schematic view of a first perspective view of the present utility model with the support frame removed;

FIG. 3 is a schematic view of a second perspective view of the present utility model with the support frame removed;

FIG. 4 is an enlarged schematic view of the structure A of the present utility model;

fig. 5 is a schematic diagram of a second perspective view of the present utility model.

In the figure: 1 a base, 2 a supporting frame, 3 a collecting tank, 4 a conveying mechanism, 5 a guiding mechanism, 6 an adjusting mechanism, 7 a first spraying mechanism, 8 a second spraying mechanism, 9 a scraping mechanism, 10 a driving roller, 11 a driven roller, 12 a conveying belt, 13 a first servo motor, 14 a limiting rod, 15 a double-head threaded rod, 16 a threaded sleeve, 17 a sliding block, 18 a connecting frame, 19 a positioning plate, 20 a guiding plate, 21 a rotating roller, 22 a brush, 23 a second servo motor, 24 a containing box, 25 a water pump, 26 a mounting frame, 27 a spray head, 28 a connecting pipe and 29 a rotating handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, the present utility model provides a technical solution: the utility model provides a dry film removing device for circuit board processing, includes base 1, the top fixed mounting of base 1 has support frame 2, the inner wall fixed mounting of base 1 has collecting vat 3, the inner wall of base 1 is provided with the conveying mechanism 4 that carries the circuit board, the inner wall of base 1 just is located the below fixed mounting of conveying mechanism 4 and has two sets of adjustment mechanism 6, two sets of the surface of adjustment mechanism 6 all is provided with two sets of mutually symmetrical guiding mechanism 5, the top of support frame 2 just corresponds the position of two sets of guiding mechanism 5 and is provided with first spraying mechanism 7 and second spraying mechanism 8 respectively, the inner wall of base 1 just is located the below fixed mounting of conveying mechanism 4 and scrapes mechanism 9.

Wherein, set up conveying mechanism 4 and can carry the circuit board that needs got rid of the dry film, and the setting of guiding mechanism 5 can make the circuit board that places the position difference concentrate the below that removes to first spraying mechanism 7 and second spraying mechanism 8 through the direction, thereby can make spray the adhesion face wider, and the adjustment mechanism 6 that sets up can change the distance of two sets of guiding mechanism 5, thereby can all lead to the circuit board of different specifications, guiding mechanism 5 also has certain locate function, can not cause the circuit board displacement because of the impact force of first spraying mechanism 7 and second spraying mechanism 8, and the scraping mechanism 9 that sets up can scrape the dry film to the conveying mechanism 4 bottom that is used for carrying the circuit board, thereby can prevent dry film to the circuit board secondary pollution.

Referring to fig. 1, 2 and 3, the conveying mechanism 4 includes a driving roller 10, a driven roller 11, a conveying belt 12 and a first servo motor 13, the driving roller 10 and the driven roller 11 are rotatably mounted on the inner wall of the base 1, the conveying belt 12 is disposed on the outer surfaces of the driving roller 10 and the driven roller 11, the first servo motor 13 is fixedly mounted on one side of the base 1, the output end of the first servo motor 13 is fixedly connected with the driving roller 10, and the conveying belt 12 is a chain type conveying belt 12.

In the process of removing the dry film from the circuit board, the circuit board is firstly placed on the surface of the conveying belt 12, then the first servo motor 13 is started to operate, then the first servo motor 13 drives the driving roller 10 to rotate, then the conveying belt 12 can be driven to move along the outer surfaces of the driving roller 10 and the driven roller 11, and the circuit board can be moved below the first spraying mechanism 7 and the second spraying mechanism 8.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, adjustment mechanism 6 includes gag lever post 14, double-end threaded rod 15, threaded sleeve 16 and slider 17, the inner wall rotation of base 1 installs double-end threaded rod 15, the one end of double-end threaded rod 15 runs through the inner wall of base 1 and extends to the outside of base 1, the inner wall of base 1 just is located one side fixed mounting of double-end threaded rod 15 and has gag lever post 14, the surface of double-end threaded rod 15 is provided with two sets of threaded sleeve 16, the surface sliding connection of gag lever post 14 has slider 17, the one end fixedly connected with of double-end threaded rod 15 is located the outside of base 1 changes handle 29, guiding mechanism 5 includes link 18, locating plate 19 and deflector 20, the link 18 of threaded sleeve 16 and slider 17's top fixedly connected with "L" shape, the one end fixedly connected with locating plate 19 of link 18 is kept away from to the one end fixedly connected with slope setting up deflector 20 of threaded sleeve 16 and slider 17, one side that locating plate 19 and deflector 20 kept away from link 18 are equipped with the blotter of rubber material manufacturing.

The guide plate 20 which is obliquely arranged at first can guide the circuit board in the moving process of the circuit board, and then moves between the two groups of positioning plates 19, so that the circuit board can move below the first spraying mechanism 7 and the second spraying mechanism 8, and when the circuit boards are different in size, the rotating handle 29 is rotated at first, the rotating plate 29 can drive the double-head threaded rod 15 to rotate, and then the two groups of threaded sleeves 16 and the sliding blocks 17 can be driven to move along the double-head threaded rod 15 and the limiting rod 14, and the distance between the two groups of guide plates 20 and the positioning plates 19 can be adjusted, so that the circuit boards with different sizes can be conveyed.

Referring to fig. 1, the first spraying mechanism 7 and the second spraying mechanism 8 have the same structure and each include a holding tank 24, a water pump 25, a mounting frame 26, a spray nozzle 27 and a connecting pipe 28, the top of the holding tank 24 is fixedly connected with the water pump 25, the water inlet end of the water pump 25 extends to the inside of the holding tank 24, the top of the supporting frame 2 is fixedly provided with a plurality of groups of spray nozzles 27 through the mounting frame 26, and the top of the spray nozzles 27 and the water outlet end of the water pump 25 are mutually communicated through the connecting pipe 28.

The film removing liquid and the cleaning water are respectively contained in the containing boxes 24 of the first spraying mechanism 7 and the second spraying mechanism 8, and then the water pumps 25 of the first spraying mechanism 7 and the second spraying mechanism 8 are started to operate, so that the film removing liquid and the cleaning water contained in the two groups of containing boxes 24 can be conveyed to the surface of the circuit board through the connecting pipe 28 and the spray head 27, and the cleaning of the dry film on the surface of the circuit board can be completed.

Referring to fig. 1 and 5, the scraping mechanism 9 includes a rotating roller 21, a brush 22 and a second servo motor 23, the rotating roller 21 is rotatably mounted on the inner wall of the collecting tank 3 and below the conveyor belt 12, the brush 22 attached to the bottom of the conveyor belt 12 is fixedly mounted on the outer surface of the rotating roller 21, the second servo motor 23 is fixedly mounted on one side of the base 1, and the output end of the second servo motor 23 is fixedly connected with the rotating roller 21.

When the second servo motor 23 is started to operate in the process of continuously moving the conveyor belt 12, the second servo motor 23 can drive the rotating roller 21 and the brush 22 to rotate, and dry film impurities adhered to the surface of the conveyor belt 12 can be removed by spraying the brush 22 and the cleaning water.

When in use, firstly, the conveying mechanism 4 is arranged to convey the circuit boards with dry films needing to be removed, the guide mechanism 5 is arranged to enable the circuit boards with different placement positions to be intensively moved to the lower parts of the first spraying mechanism 7 and the second spraying mechanism 8 through guide, so that the spraying attachment surface is wider, the distance between the two groups of guide mechanisms 5 can be changed by the arranged adjusting mechanism 6, thus the circuit boards with different specifications can be guided, the guide mechanisms 5 also have a certain positioning function, the displacement of the circuit boards can not be caused by the impact force of the first spraying mechanism 7 and the second spraying mechanism 8, the dry films can be scraped by the scraping mechanism 9 arranged at the bottom of the conveying mechanism 4 for conveying the circuit boards, thereby the secondary pollution of the dry films to the circuit boards can be prevented, and in the process of removing the dry films by the circuit boards, the circuit board is firstly placed on the surface of the conveying belt 12, then the first servo motor 13 is started to operate, then the first servo motor 13 drives the driving roller 10 to rotate, then the conveying belt 12 can be driven to move along the outer surfaces of the driving roller 10 and the driven roller 11, so that the circuit board can be moved below the first spraying mechanism 7 and the second spraying mechanism 8, the guide plate 20 which is firstly obliquely arranged in the process of moving the circuit board can guide the circuit board, then the circuit board can be moved between two groups of positioning plates 19, so that the circuit board can be moved below the first spraying mechanism 7 and the second spraying mechanism 8, when the circuit board is different in size, the rotating handle 29 is firstly rotated, the rotating plate 29 can drive the double-head threaded rod 15 to rotate, then the two groups of threaded sleeves 16 and the sliding blocks 17 can be driven to move along the double-head threaded rod 15 and the limiting rod 14, therefore, the distance between the two groups of guide plates 20 and the positioning plate 19 can be adjusted, circuit boards with different sizes can be conveyed, film removing liquid and cleaning water are respectively contained in the containing boxes 24 of the first spraying mechanism 7 and the second spraying mechanism 8, then the water pumps 25 of the first spraying mechanism 7 and the second spraying mechanism 8 are started to operate, the film removing liquid and the cleaning water contained in the two groups of containing boxes 24 can be conveyed to the surface of the circuit board through the connecting pipe 28 and the spray head 27, cleaning of dry films on the surface of the circuit board can be completed, when the conveying belt 12 continues to move, the second servo motor 23 is started to operate, the second servo motor 23 can drive the rotating roller 21 and the brush 22 to rotate, and dry film impurities adhered on the surface of the conveying belt 12 can be removed by spraying of the brush 22 and the cleaning water.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dry film remove device of circuit board processing, includes base (1), the top fixed mounting of base (1) has support frame (2), the inner wall fixed mounting of base (1) has collecting vat (3), its characterized in that: the inner wall of base (1) is provided with conveying mechanism (4) that carry the circuit board, the inner wall of base (1) just is located the below fixed mounting of conveying mechanism (4) and has two sets of adjustment mechanism (6), two sets of the surface of adjustment mechanism (6) all is provided with guiding mechanism (5) of two sets of mutual symmetries, the top of support frame (2) and the position that corresponds two sets of guiding mechanism (5) are provided with first spraying mechanism (7) and second spraying mechanism (8) respectively, the inner wall of base (1) just is located the below fixed mounting of conveying mechanism (4) and scrapes mechanism (9).

2. The dry film removing apparatus for circuit board processing according to claim 1, wherein: the conveying mechanism (4) comprises a driving roller (10), a driven roller (11), a conveying belt (12) and a first servo motor (13), the driving roller (10) and the driven roller (11) are rotatably mounted on the inner wall of the base (1), the conveying belt (12) is arranged on the outer surfaces of the driving roller (10) and the driven roller (11), the first servo motor (13) is fixedly mounted on one side of the base (1), and the output end of the first servo motor (13) is fixedly connected with the driving roller (10).

3. The dry film removing apparatus for circuit board processing according to claim 2, wherein: adjustment mechanism (6) are including gag lever post (14), double-end threaded rod (15), screw sleeve (16) and slider (17), double-end threaded rod (15) are installed in the inner wall rotation of base (1), the one end of double-end threaded rod (15) runs through the inner wall of base (1) and extends to the outside of base (1), the inner wall of base (1) just is located one side fixed mounting of double-end threaded rod (15) and has gag lever post (14), the surface of double-end threaded rod (15) is provided with two sets of screw sleeve (16), the surface sliding connection of gag lever post (14) has slider (17), one end fixedly connected with twist grip (29) that double-end threaded rod (15) are located the outside of base (1).

4. A dry film removing apparatus for circuit board processing according to claim 3, wherein: guiding mechanism (5) are including link (18), locating plate (19) and deflector (20), the top fixedly connected with "L" link (18) of screw sleeve (16) and slider (17), the one end fixedly connected with locating plate (19) of screw sleeve (16) and slider (17) are kept away from to link (18), one end fixedly connected with deflector (20) of locating plate (19) slope setting.

5. The dry film removing apparatus for circuit board processing of claim 4, wherein: the scraping mechanism (9) comprises a rotating roller (21), a hairbrush (22) and a second servo motor (23), the rotating roller (21) is rotatably arranged on the inner wall of the collecting tank (3) and below the conveying belt (12), the hairbrush (22) attached to the bottom of the conveying belt (12) is fixedly arranged on the outer surface of the rotating roller (21), the second servo motor (23) is fixedly arranged on one side of the base (1), and the output end of the second servo motor (23) is fixedly connected with the rotating roller (21).

6. The dry film removing apparatus for circuit board processing according to claim 5, wherein: the first spraying mechanism (7) and the second spraying mechanism (8) are identical in structure and comprise a containing box (24), a water pump (25), a mounting frame (26), a spray head (27) and a connecting pipe (28), the top of the containing box (24) is fixedly communicated with the water pump (25), the water inlet end of the water pump (25) extends to the inside of the containing box (24), the top of the supporting frame (2) is fixedly provided with a plurality of groups of spray heads (27) through the mounting frame (26), and the top of the spray heads (27) and the water outlet end of the water pump (25) are mutually communicated through the connecting pipe (28).

7. The dry film removing apparatus for circuit board processing according to claim 5, wherein: and a cushion pad made of rubber materials is paved on one side, far away from the connecting frame (18), of the positioning plate (19) and the guide plate (20).