CN219292170U

CN219292170U - Printed circuit board surface cleaning device

Info

Publication number: CN219292170U
Application number: CN202222933071.XU
Authority: CN
Inventors: 曾祥福; 周刚; 尹国庆
Original assignee: Guangdong Kexiang Electronic Technology Co ltd
Current assignee: Guangdong Kexiang Electronic Technology Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-07-04
Anticipated expiration: 2032-11-03

Abstract

The utility model belongs to the technical field of PCB production and discloses a printed circuit board surface cleaning device which comprises a top cover, ball screws and a PCB, wherein four corners of the bottom of the top cover are provided with four supporting rods, the bottom of the PCB is provided with a supporting plate, the bottom of the supporting plate is provided with a collecting plate, waterproof plates are fixedly arranged on the periphery of the top of the supporting plate, a fan is arranged on the right side of the supporting rod, the left end of the fan is fixedly communicated with a ventilation pipe, and the top of the ventilation pipe is provided with a spray head. According to the utility model, through the three groups of water spraying columns on the supporting plate, the PCB can have a certain gradient, water is convenient to drain away, the bottom of the PCB can be cleaned, and through the fan and the ventilation pipe, the PCB can be dried after cleaning, in addition, a plurality of PCBs can be cleaned at the same time, and the working efficiency is improved.

Description

Printed circuit board surface cleaning device

Technical Field

The utility model belongs to the technical field of PCB production, and particularly relates to a surface cleaning device for a printed circuit board.

Background

The Chinese name of PCB is printed circuit board, which is the carrier of electronic components, because it is made by electronic printing, so it is also called printed circuit board, printed circuit board has high density, reliability, assemblability, maintainability, so it is used more and more widely in electronic industry.

The existing PCB needs to be cleaned after hot air leveling, the existing cleaning mode is water spraying type, only one PCB is cleaned at a time, and the efficiency is low; the cleaned wastewater has low impurity content, but is directly discharged, and water resources are wasted, so the surface treatment device with good multilayer cleaning effect and good wastewater recycling effect is provided for the problems.

Disclosure of Invention

The utility model aims at solving the problems, and provides a printed circuit board surface cleaning device which has the advantages of good multilayer cleaning effect and good wastewater recycling effect.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a printed circuit board surface cleaning device, includes top cap, ball, PCB board, the four corners of top cap bottom is provided with four bracing pieces, the bottom of PCB board is provided with the backup pad, the bottom of backup pad is provided with the collecting plate, equal fixed mounting has the waterproof board all around at backup pad top, the right side of bracing piece is provided with the fan, the left end fixedly connected with ventilation pipe of fan, the top of ventilation pipe is provided with the shower nozzle.

As a preferable technical scheme of the utility model, collecting pipes are arranged in the left two supporting rods, conveying pipes are arranged in the right two supporting rods, the left ends of the collecting pipes are fixedly communicated with a collecting box, the left sides of the collecting boxes are fixedly communicated with a first connecting pipe, the top of the first connecting pipe is fixedly provided with a water pump, and the right ends of the water pumps are fixedly provided with a second connecting pipe.

As a preferred technical scheme of the utility model, the first ventilation plate and the second ventilation plate are sequentially arranged in the ventilation pipe from left to right, the surfaces of the first ventilation plate and the second ventilation plate are respectively provided with a small round hole penetrating, the small round holes on the surfaces of the first ventilation plate and the second ventilation plate are staggered, splash during cleaning can be intercepted through the arranged first ventilation plate and the second ventilation plate, the splash can not enter the fan, the small round holes on the surfaces of the first ventilation plate and the second ventilation plate are staggered, the splash can be intercepted better, the splash can be intercepted by the second ventilation plate after passing through the first ventilation plate, and the aggregated splash can flow back to the upper part of the collecting plate through the bottom of the first ventilation plate.

As a preferable technical scheme of the utility model, three groups of water spraying columns are arranged at the top of the supporting plate, the three groups of water spraying columns are sequentially increased in height value from left to right, grooves are formed in the middle of the three groups of water spraying columns, water spraying holes with inclined openings are formed in the outer sides of the three groups of water spraying columns, the three groups of water spraying columns are communicated with the supporting plate, the supporting plate is communicated with the conveying pipe, a cavity is formed in the right end of the waterproof plate, the cavity is communicated with the spray head, the cavity is communicated with the conveying pipe, the heights of the three groups of water spraying columns are sequentially increased, the PCB can be inclined when being supported, water can flow conveniently, and meanwhile, the water spraying holes in the outer sides of the three groups of water spraying columns can spray water to clean the bottom of the PCB, and the quantity of the ball screw, the waterproof plate, the supporting plate, the collecting plate, the spray head and the ventilation pipe is not unique.

As a preferable technical scheme of the utility model, three groups of filter plates are arranged in the collecting box, the apertures of the three groups of filter plates are sequentially increased from top to bottom, impurities in the washed wastewater can be filtered through the three groups of filter plates, and the filter plates with different apertures of three layers can enable the impurities to be filtered more thoroughly, so that the cleanliness of the filtered water is ensured.

As a preferable technical scheme of the utility model, the rear end of the bottom of the collecting box is provided with the water filling port and the water discharging port, the second connecting pipe is made of rubber blocks, a hole is formed at the joint of the right end of the collecting pipe and the collecting plate, the conveying pipe is movably sleeved with the collecting plate, dirty water in the collecting box can be replaced through the water filling port and the water discharging port, and the soft elastic second connecting pipe is convenient to use and has higher operability.

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

1. according to the utility model, through the three groups of water spraying columns on the supporting plate, the PCB can have a certain gradient, water is convenient to drain away, the bottom of the PCB can be cleaned, and through the fan and the ventilation pipe, the PCB can be dried after cleaning, in addition, a plurality of PCBs can be cleaned at the same time, and the working efficiency is improved.

2. According to the utility model, the supporting plate is matched with the collecting plate, the cleaned wastewater is collected and conveyed into the collecting box through the collecting pipe, the wastewater is filtered through the three groups of filter plates in the collecting box, and the wastewater is recycled through the water pump, so that the water resource is saved, the cost is reduced, and the use effect is good.

Drawings

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

FIG. 2 is a schematic view of the structure of the blower of the present utility model;

FIG. 3 is a schematic view of the structure of a PCB board of the present utility model;

FIG. 4 is a schematic view showing the structure of the collecting plate according to the present utility model;

FIG. 5 is a schematic view showing the internal structure of the ventilating duct according to the present utility model;

FIG. 6 is a cross-sectional view of the structure of the collecting box of the present utility model.

In the figure: 1. a top cover; 2. a ball screw; 3. a support rod; 4. a waterproof board; 5. a support plate; 6. a collection plate; 7. a spray head; 8. a blower; 9. a ventilation pipe; 10. a PCB board; 11. a collection pipe; 12. a collection box; 13. a first connection pipe; 14. a water pump; 15. a second connection pipe; 16. a conveying pipe.

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.

As shown in fig. 1 to 6, the utility model provides a printed circuit board surface cleaning device, which comprises a top cover 1, a ball screw 2 and a PCB board 10, wherein four supporting rods 3 are arranged at four corners of the bottom of the top cover 1, a supporting plate 5 is arranged at the bottom of the PCB board 10, a collecting plate 6 is arranged at the bottom of the supporting plate 5, waterproof plates 4 are fixedly arranged around the top of the supporting plate 5, a fan 8 is arranged on the right side of the supporting rod 3, a ventilation pipe 9 is fixedly communicated with the left end of the fan 8, and a spray head 7 is arranged at the top of the ventilation pipe 9.

Wherein, the inside of two bracing pieces 3 in left side is provided with collecting pipe 11, and the inside of two bracing pieces 3 in right side is provided with conveyer pipe 16, and collecting box 12 is fixed to the left end fixed intercommunication of collecting pipe 11, and the left side fixed intercommunication of collecting box 12 has first connecting pipe 13, and the top fixed mounting of first connecting pipe 13 has water pump 14, and the right-hand member fixed mounting of water pump 14 has second connecting pipe 15.

Wherein, ventilation pipe 9's inside has from left to right set gradually first ventilation board and second ventilation board, the surface of first ventilation board and second ventilation board all is provided with the little round hole that runs through, the little round hole on first ventilation board and second ventilation board surface staggers each other, through first ventilation board and the second ventilation board that sets up, can intercept the splash that splashes when cleaning, make the splash can not enter into fan 8 inside, the little round hole on first ventilation board and second ventilation board surface staggers each other, can be better intercept, the splash can be intercepted by the second ventilation board after passing through first ventilation board, and the splash of gathering can flow back to collection board 6 top through the bottom of first ventilation board.

Wherein, the top of backup pad 5 is provided with three group's water spraying column, three group's water spraying column increases in proper order from left to right high value, the middle part of three group's water spraying column all is provided with the recess, the outside of three group's water spraying column is provided with the oblique ascending water spray hole of opening, three group's water spraying column is linked together with backup pad 5, backup pad 5 is linked together with conveyer pipe 16, the inside of right-hand member waterproof board 4 is provided with the cavity, the cavity is linked together with shower nozzle 7, the cavity is linked together with conveyer pipe 16, the height of three group's water spraying column increases in proper order, can make PCB board 10 slope when supporting PCB board 10, can be convenient for the flow of water, the water spray hole in the three group water spraying column outside can be to the bottom of PCB board 10 clean of spraying simultaneously, ball screw 2, waterproof board 4, backup pad 5, collecting plate 6, shower nozzle 7 and ventilation pipe 9's quantity is not unique.

Wherein, the inside of collection box 12 is provided with three sets of filter, and aperture from the top down on three sets of filter increases in proper order, through three sets of filter that set up, can filter the impurity in the waste water after washing, and the filter that the three-layer aperture is different can make impurity filterable more thoroughly, guarantees the cleanliness of water after filtering.

Wherein, the rear end of collection box 12 bottom is provided with water filling port and outlet, and second connecting pipe 15 is made for the rubber block, and collecting pipe 11's right-hand member is provided with the hole with the junction of collecting plate 6, and conveyer pipe 16 cup joints with collecting plate 6 activity, through the water filling port and the outlet that set up, can change the inside dirty water of collection box 12, and soft second connecting pipe 15 that has elasticity can facilitate the use, and the maneuverability is higher.

The working principle and the using flow of the utility model are as follows:

firstly, starting a ball screw 2, clamping a PCB 10 through a sucker at the bottom of the ball screw 2, then placing the PCB 10 on a spray column at the top of a supporting plate 5, then starting a water pump 14 to pump water, and discharging the pumped water through a first connecting pipe 13, the water pump 14, a conveying pipe 16, the supporting plate 5 and a waterproof plate 4 at the right end to clean the PCB 10 through a spray head 7 and three groups of spray columns;

in the cleaning process, waste water is gathered to the top of the collecting plate 6 through the supporting plate 5 and is subjected to the internal part of the collecting box 12 through the collecting pipe 11, and is extracted and recycled by the first connecting pipe 13 after being filtered by the three layers of filter plates in the collecting box 12;

after cleaning, the fan 8 is started, wind power is conveyed to the upper side and the lower side of the PCB 10 through the ventilation pipe 9, the drying effect is achieved, and the air is sent out through the ball screw 2 bar PCB 10 after drying.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 printed circuit board surface cleaning device, includes top cap (1), ball (2), PCB board (10), its characterized in that: four corners of top cap (1) bottom are provided with four bracing pieces (3), the bottom of PCB board (10) is provided with backup pad (5), the bottom of backup pad (5) is provided with collecting plate (6), equal fixed mounting has waterproof board (4) all around at backup pad (5) top, the right side of bracing piece (3) is provided with fan (8), the left end fixed intercommunication of fan (8) has ventilation pipe (9), the top of ventilation pipe (9) is provided with shower nozzle (7).

2. A printed circuit board surface cleaning apparatus as claimed in claim 1, wherein: the inside of left side two bracing piece (3) is provided with collecting pipe (11), and the inside of right side two bracing piece (3) is provided with conveyer pipe (16), the left end fixed intercommunication of collecting pipe (11) has collecting box (12), the left side fixed intercommunication of collecting box (12) has first connecting pipe (13), the top fixed mounting of first connecting pipe (13) has water pump (14), the right-hand member fixed mounting of water pump (14) has second connecting pipe (15).

3. A printed circuit board surface cleaning apparatus as claimed in claim 1, wherein: the inside of ventilation pipe (9) has from left to right set gradually first ventilation board and second ventilation board, the surface of first ventilation board and second ventilation board all is provided with the little round hole that runs through, the little round hole on first ventilation board and second ventilation board surface staggers each other.

4. A printed circuit board surface cleaning apparatus as claimed in claim 1, wherein: the top of backup pad (5) is provided with three group and spouts the water column, and three groups the water column increases in proper order from left to right high value, and three groups spout the middle part of water column and all be provided with the recess, three groups spout the outside of water column and be provided with the oblique ascending hole for water spraying of opening, three groups spout the water column and backup pad (5) and be linked together, backup pad (5) are linked together with conveyer pipe (16), the right-hand member the inside of waterproof board (4) is provided with the cavity, the cavity is linked together with shower nozzle (7), the cavity is linked together with conveyer pipe (16).

5. A printed circuit board surface cleaning apparatus as claimed in claim 2, wherein: three groups of filter plates are arranged in the collecting box (12), and the apertures of the three groups of filter plates are sequentially increased from top to bottom.

6. A printed circuit board surface cleaning apparatus as claimed in claim 2, wherein: the rear end of collection box (12) bottom is provided with water filling port and outlet, second connecting pipe (15) are made for the rubber block, the junction of collecting pipe (11) right-hand member and collecting plate (6) is provided with the hole, conveyer pipe (16) are cup jointed with collecting plate (6) activity.