CN219938631U

CN219938631U - Antioxidation processing device for PCB

Info

Publication number: CN219938631U
Application number: CN202321249887.9U
Authority: CN
Inventors: 施国栋; 姚列
Original assignee: Shiyuan Electronics Yangzhou Co ltd
Current assignee: Shiyuan Electronics Yangzhou Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-10-31
Anticipated expiration: 2033-05-23

Abstract

The utility model provides an antioxidation processing device of a PCB (printed circuit board), which comprises a pretreatment box and a transmission belt, wherein the transmission belt penetrates through the pretreatment box to be fixedly installed, two groups of pretreatment equipment and a turnover device are arranged in the pretreatment box, the turnover device is arranged in the middle of the pretreatment box and is positioned between the pretreatment equipment, and each group of pretreatment equipment comprises a cleaning device and two groups of drying devices; the cleaning device comprises a cleaning box, a plurality of cleaning discs and scraping plates, wherein the cleaning discs and the scraping plates are correspondingly arranged at the lower end of the cleaning box; the drying device comprises an air box, a fan and a filter screen, wherein the fan and the filter screen are arranged in the air box, the upper surface and the lower surface of the PCB are turned over through the turning device, and the upper surface and the lower surface of the PCB are cleaned thoroughly in sequence through the cleaning device and the drying device, so that the surface pretreatment is realized, and the treatment effect of soaking antioxidant liquid is improved.

Description

Antioxidation processing device for PCB

Technical Field

The utility model mainly relates to the technical field of circuit board processing, in particular to an antioxidation processing device for a PCB.

Background

In the processing of circuit boards, it is often necessary to subject them to an antioxidant treatment; the antioxidation treatment method is that the circuit board is soaked in antioxidation liquid, then the circuit board is cleaned, and finally the circuit board is dried.

With respect to the related art as described above, the inventors consider that the circuit board needs to be subjected to pretreatment before soaking, and the surface processing residual dust and impurities of the circuit board are prevented from affecting the antioxidation treatment, and thus improvement is required.

Disclosure of Invention

In order to solve the problems in the background art, the utility model provides an antioxidation processing device for a PCB.

The utility model adopts the following technical scheme: the anti-oxidation treatment device for the PCB comprises a pretreatment box and a transmission belt, wherein the transmission belt penetrates through the pretreatment box to be fixedly installed, two groups of pretreatment equipment and a turnover device are arranged in the pretreatment box, the turnover device is arranged in the middle of the pretreatment box and is positioned between the pretreatment equipment, and each group of pretreatment equipment comprises a cleaning device and two groups of drying devices;

the cleaning device comprises a cleaning box, a plurality of cleaning discs and scraping plates, wherein the cleaning discs and the scraping plates are correspondingly arranged at the lower end of the cleaning box;

the drying device comprises an air box, a fan and a filter screen, wherein the fan and the filter screen are arranged in the air box.

Preferably, the turnover device comprises an electric cylinder, a servo motor and a vacuum pump, wherein the electric cylinder and the vacuum pump are vertically arranged on the inner wall of the top of the pretreatment box, the servo motor is symmetrically arranged on the outer side wall of the pretreatment box, a fixed sucker is fixed at the conveying end of the electric cylinder, the servo motor is fixedly connected with a rotating seat, an electric telescopic rod is arranged on the rotating seat, the front end of the electric telescopic rod is fixedly provided with the turnover sucker, and the vacuum pump is connected with the fixed sucker and the turnover sucker.

Preferably, a water tank and a dust suction box are arranged in the cleaning box, the cleaning disc is provided with a cleaning roller, the cleaning roller is connected with a miniature motor, a water pipe and a dust suction pipe are arranged in the cleaning disc, the water pipe is connected with the water tank through a water pump, and the dust suction pipe is connected with the dust suction box through an air suction pump.

Preferably, a filter box is further arranged in the cleaning box, the scraping plate is provided with a water suction pipe, and the water suction pipe is connected with the filter box through a water pump.

Preferably, a circulating pipe is connected between the filter tank and the water tank, and the circulating pipe is connected with the filter tank and the water tank through a water pump.

Preferably, the pretreatment tank is connected with a water inlet pipe, and the water inlet pipe is connected with the water tank.

Preferably, the pretreatment box is provided with an air inlet, and the air inlet is connected with the air box.

Preferably, an electric heating plate is installed in the bellows.

Preferably, the transmission belt is connected with a transmission motor through a belt, and the transmission motor is installed below the transmission belt.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the upper surface and the lower surface of the PCB are turned over by the turning device, and the upper surface and the lower surface of the PCB are sufficiently cleaned by the cleaning device and the drying device in sequence, so that the surface pretreatment is realized, and the treatment effect of soaking the antioxidant liquid is improved.

2. According to the utility model, through the structures of the electric cylinder, the fixed sucker, the servo motor, the rotating seat, the electric telescopic rod, the fixed overturning sucker, the vacuum pump and the like, the overturning of the PCB is realized, and the protection effect is achieved.

3. The utility model realizes dry cleaning or water washing of the PCB board by the structures of the cleaning disc, the cleaning roller, the water delivery pipe, the dust absorption pipe, the scraping plate, the water tank, the dust absorption box and the like, achieves secondary cleaning, improves the cleaning effect, and realizes the extraction, filtration and recycling of the cleaned sewage by the structures of the water absorption pipe, the filter box, the circulation pipe and the like.

4. According to the utility model, through the structures of the fan, the filter screen, the electric heating plate and the like, the surface of the PCB is air-dried or dried, so that the treatment effect is improved.

The utility model will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a cross-sectional view of the flipping unit of the present utility model;

FIG. 4 is a cross-sectional view of a preconditioning configuration of the present utility model;

fig. 5 is a sectional view of a drying structure according to the present utility model.

In the figure: 1. a pretreatment box; 11. a water inlet pipe; 12. an air inlet; 2. a transmission belt; 21. a transmission motor; 3. a turnover device; 31. an electric cylinder; 311. fixing a sucker; 32. a servo motor; 321. a rotating seat; 322. an electric telescopic rod; 323. turning over the sucker; 33. a vacuum pump; 4. a cleaning device; 41. cleaning a tray; 411. a cleaning roller; 412. a water pipe; 413. a dust collection pipe; 42. a scraper; 421. a water suction pipe; 43. a water tank; 44. a dust suction box; 45. a filter box; 451. a circulation pipe; 5. a drying device; 51. a blower; 52. a filter screen; 53. an electric heating plate.

Detailed Description

In order that the utility model may be more fully understood, a more particular description of the utility model will be rendered by reference to the appended drawings, in which several embodiments of the utility model are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

Embodiment one:

referring to fig. 1-5, an antioxidation processing device for a PCB circuit board includes a pretreatment box 1 and a transmission belt 2, wherein the transmission belt 2 is fixedly installed through the pretreatment box 1, two groups of pretreatment devices and a turnover device 3 are arranged in the pretreatment box 1, the turnover device 3 is arranged in the middle of the pretreatment box 1 and is positioned between the pretreatment devices, and each group of pretreatment devices includes a cleaning device 4 and two groups of drying devices 5;

the cleaning device 4 comprises a cleaning box, a plurality of cleaning discs 41 and scrapers 42, wherein the cleaning discs 41 and the scrapers 42 are correspondingly arranged at the lower end of the cleaning box;

the drying device 5 comprises an air box, a fan 51 and a filter screen 52, and the fan 51 and the filter screen 52 are arranged in the air box.

Referring to fig. 1-3, the turning device 3 includes an electric cylinder 31, a servo motor 32 and a vacuum pump 33, the electric cylinder 31 and the vacuum pump 33 are vertically installed on the top inner wall of the pretreatment tank 1, the servo motor 32 is symmetrically installed on the outer side wall of the pretreatment tank 1, a fixed sucker 311 is fixed at the conveying end of the electric cylinder 31, a rotating seat 321 is fixedly connected with the servo motor 32, an electric telescopic rod 322 is installed on the rotating seat 321, a turning sucker 323 is fixed at the front end of the electric telescopic rod 322, and the vacuum pump 33 is connected with the fixed sucker 311 and the turning sucker 323.

Referring to fig. 2 and 4, a water tank 43 and a dust suction box 44 are disposed in the cleaning box, the cleaning disc 41 is provided with a cleaning roller 411, the cleaning roller 411 is connected with a micro motor, a water pipe 412 and a dust suction pipe 413 are mounted in the cleaning disc 41, the water pipe 412 is connected with the water tank 43 through a water pump, and the dust suction pipe 413 is connected with the dust suction box 44 through an air pump; a filter box 45 is further arranged in the cleaning box, the scraping plate 42 is provided with a water suction pipe 421, and the water suction pipe is connected with the filter box 45 through a water pump; a circulation pipe 451 is connected between the filter tank 45 and the water tank 43, and the circulation pipe 451 is connected with the filter tank 45 and the water tank 43 through a water pump; the pretreatment tank 1 is connected with a water inlet pipe 11, and the water inlet pipe 11 is connected with a water tank 43.

Referring to fig. 2 and 5, the pretreatment tank 1 is provided with an air inlet 12, and the air inlet 12 is connected with the air box; an electric heating plate 53 is installed in the bellows.

Referring to fig. 1 and 2, the conveyor belt 2 is connected with a conveyor motor 21 through a belt, and the conveyor motor 21 is installed below the conveyor belt 2.

The implementation principle of the antioxidation processing device of the PCB of the first embodiment of the utility model is as follows:

when the PCB cleaning device is used, a PCB is conveyed to the pretreatment box 1 through the conveying belt 2, and passes through the first cleaning disc 41 at the lower end of the cleaning box, and the motor drives the cleaning roller 411 to clean the surface of the PCB; during cleaning, water is conveyed to the cleaning roller 411 through the water tank 43 and the water conveying pipe 412 for cleaning or dust impurities brushed by the cleaning roller 411 are pumped into the dust suction box 44 through the air suction pump and the dust suction pipe 413, so that the surface of the PCB is cleaned, the PCB is cleaned or dry-cleaned, the PCB is cleaned through the second cleaning disc 41, the PCB is cleaned or dry-cleaned, the PCB is cleaned firstly and then cleaned, the cleaning is performed twice, the secondary cleaning is realized, and the cleaning effect is improved; after the PCB is washed, water stains on the PCB are scraped off by the scraping plate 42, and pumped into the filter box 45 for filtering by the water pump and the water suction pipe 421, and the filtered water passes through the circulating pipe 451 to the water tank 43, so that the recycling is realized; after cleaning, the fan 51 extracts external wind to air-dry the PCB through the filter screen 52 or dry the PCB by heating air entering through the electric heating plate 53 in the bellows, and the single-sided treatment of the PCB is finished and is arranged at the lower end of the turnover device 3;

after the single-sided treatment of the PCB is completed, the electric cylinder 31 pushes the vacuum chuck to contact the PCB, the vacuum pump 33 controls the vacuum chuck to suck the PCB, the vacuum pump 33 controls the turnover chuck 323 to suck the PCB, the fixed chuck 311 is released, the fixed chuck 311 is reset, the servo motor 32 drives the rotating seat 321, the electric telescopic rod 322 and the turnover chuck 323 to rotate 90 degrees, the electric cylinder 31 drives the fixed chuck 311 to contact the turned PCB, the vacuum pump 33 controls the fixed chuck 311 to suck the PCB, controls the turnover chuck 323 to release the PCB, and then the electric cylinder 31 places the turned PCB on the conveyor belt 2, and washes the reverse surface according to the pretreatment steps, so that the antioxidation treatment effect is improved.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the embodiments described above, but is intended to be within the scope of the utility model, as long as such insubstantial modifications are made by the method concepts and technical solutions of the utility model, or the concepts and technical solutions of the utility model are applied directly to other occasions without any modifications.

Claims

1. The utility model provides an antioxidation processing apparatus of PCB circuit board, includes pretreatment tank (1) and conveyer belt (2), its characterized in that: the conveying belt (2) penetrates through the pretreatment box (1) to be fixedly installed, two groups of pretreatment equipment and a turnover device (3) are arranged in the pretreatment box (1), the turnover device (3) is arranged in the middle of the pretreatment box (1) and is positioned between the pretreatment equipment, and each group of pretreatment equipment comprises a cleaning device (4) and two groups of drying devices (5);

the cleaning device (4) comprises a cleaning box, a plurality of cleaning discs (41) and scrapers (42), wherein the cleaning discs (41) and the scrapers (42) are correspondingly arranged at the lower end of the cleaning box;

the drying device (5) comprises an air box, a fan (51) and a filter screen (52), and the fan (51) and the filter screen (52) are arranged in the air box.

2. The antioxidation processing apparatus for a PCB circuit board according to claim 1, wherein: the turnover device (3) comprises an electric cylinder (31), a servo motor (32) and a vacuum pump (33), wherein the electric cylinder (31) and the vacuum pump (33) are vertically arranged on the top inner wall of the pretreatment box (1), the servo motor (32) is symmetrically arranged on the outer side wall of the pretreatment box (1), a fixed sucker (311) is fixed at the conveying end of the electric cylinder (31), a rotating seat (321) is fixedly connected with the servo motor (32), an electric telescopic rod (322) is arranged on the rotating seat (321), a turnover sucker (323) is fixed at the front end of the electric telescopic rod (322), and the vacuum pump (33) is connected with the fixed sucker (311) and the turnover sucker (323).

3. The antioxidation processing apparatus for a PCB circuit board according to claim 2, wherein: the cleaning device is characterized in that a water tank (43) and a dust suction box (44) are arranged in the cleaning box, a cleaning roller (411) is arranged on the cleaning disc (41), a miniature motor is connected to the cleaning roller (411), a water pipe (412) and a dust suction pipe (413) are arranged in the cleaning disc (41), the water pipe (412) is connected with the water tank (43) through a water pump, and the dust suction pipe (413) is connected with the dust suction box (44) through an air suction pump.

4. An antioxidation processing apparatus for a PCB according to claim 3, wherein: the cleaning box is internally provided with a filter box (45), the scraping plate (42) is provided with a water suction pipe (421), and the water suction pipe is connected with the filter box (45) through a water pump.

5. The antioxidation processing apparatus for a PCB of claim 4, wherein: a circulating pipe (451) is connected between the filter tank (45) and the water tank (43), and the circulating pipe (451) is connected with the filter tank (45) and the water tank (43) through a water pump.

6. The antioxidation processing apparatus for a PCB of claim 5, wherein: the pretreatment box (1) is connected with a water inlet pipe (11), and the water inlet pipe (11) is connected with the water tank (43).

7. The antioxidant treatment device of a PCB of claim 6, wherein: the pretreatment box (1) is provided with an air inlet (12), and the air inlet (12) is connected with the air box.

8. The antioxidant treatment device of a PCB of claim 7, wherein: an electric heating plate (53) is arranged in the bellows.

9. An antioxidation processing apparatus for a PCB according to any one of claims 1 to 8, wherein: the conveying belt (2) is connected with a conveying motor (21) through a belt, and the conveying motor (21) is installed below the conveying belt (2).