CN218982545U - Dust blast apparatus of circuit board - Google Patents

Abstract

The utility model discloses a dust blowing device of a circuit board, which relates to the field of dust removing devices of circuit boards, and comprises a box body, wherein the box body is arranged on a conveying belt, the conveying belt is used for conveying the circuit board, an air guide slope is arranged in the box body, the air guide slope comprises a horizontal part, the tail end of the horizontal part is provided with a downward inclined part, the inclined part of the air guide slope is connected with a first strip-shaped brush, the bottom ends of bristles of the first strip-shaped brush extend to the surface of the conveying belt, one side of the first strip-shaped brush in the box body is provided with an air blowing pipe, a plurality of groups of air blowing heads facing the bottom ends of the first strip-shaped brush are connected to the air blowing pipe at intervals, and the horizontal part of the air guide slope in the box body is provided with a dust removing structure. According to the utility model, dust is adsorbed and collected through the dust filtering structure in the box body, so that the condition that the dust falls on the circuit board for the second time is effectively avoided while the circuit board is efficiently blown and dedusted.

Description

Dust blast apparatus of circuit board

Technical Field

The utility model relates to the field of circuit board dust removal devices, in particular to a dust blowing device of a circuit board.

Background

The circuit board is also called a circuit board, the circuit board enables a circuit to be miniaturized and visualized, the circuit board plays an important role in mass production of fixed circuits and optimizing layout of electrical appliances, dust is often stained on the circuit board in the processing and production processes, and the processing of the circuit board, such as glue dispensing and other working procedures, can be affected by the existence of the dust.

The existing dust removal of the circuit is simply carried out by using a fan, but the blown dust is often stuck on the circuit board again under the action of self gravity after floating, so that the processing of the circuit board is affected.

Therefore, the existing dust blowing device of the circuit board has the problem that the dust blowing effect on the circuit board is poor in actual use.

Disclosure of Invention

Based on the above, the utility model aims to provide a dust blowing device of a circuit board, so as to solve the technical problem that the existing dust blowing device of the circuit board has poor dust blowing effect in actual use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dust blast apparatus of circuit board, includes the box, the box sets up on the conveyer belt, the conveyer belt is used for carrying the circuit board, be provided with the wind-guiding slope in the box, the wind-guiding slope includes horizontal portion, and is provided with the slope part of downward sloping in the end of horizontal portion, be connected with first bar brush on the slope part of wind-guiding slope, the brush hair bottom of first bar brush extends to the surface of conveyer belt, be provided with the blow pipe in one side of first bar brush in the box, the interval is connected with the blowing head of multiunit orientation first bar brush bottom on the blow pipe, be provided with dust removal structure in the box on the horizontal portion of wind-guiding slope.

Through adopting above-mentioned technical scheme, through set up the box structure above the conveyer belt of circuit board, set up the wind-guiding slope in the box structure, set up the structure of blowing in the position relative with the slope of wind-guiding slope, the air current that the structure of blowing blows off makes the dust on the circuit board float the back, adsorbs the collection through the dust structure of straining in the box to the dust, when having reached the high-efficient dust removal of blowing to the circuit board, the effectual condition that has avoided the dust secondary to fall on the circuit board takes place.

The utility model is further arranged that the distance between the lowest part of the inclined part of the air guide slope and the conveying belt is larger than the thickness of the circuit board.

By adopting the technical scheme, the inclined part of the circuit board, which can not smoothly pass through the air guide slope, is avoided.

The utility model is further arranged that the air blowing pipe is externally connected with a high-pressure air source.

Through adopting above-mentioned technical scheme, connect high-pressure air supply through the gas blowing pipe, make the air current blow off the dust on the circuit board through the gas blowing head.

The utility model is further characterized in that a filter plate for filtering dust is arranged between the upper part of the air guide slope and the inner wall of the box body.

Through adopting above-mentioned technical scheme, the filter plate can effectually filter the dust, avoids the dust to continuously drift in the box and flows.

The utility model is further arranged that an opening for the filter plate to slide out is arranged on one side of the box body, and the width of the opening is consistent with the width of the filter plate.

Through adopting above-mentioned technical scheme, avoid the box to leak out in the position department of sliding connection slide, the filter plate washs or changes can be convenient taking out to open structure.

The utility model is further arranged that a plurality of groups of fans are arranged on one side of the filter plate of the box body, and the fans blow towards the outside of the box body.

By adopting the technical scheme, the plurality of groups of fans manufacture a negative pressure environment in the box body, so that air flows against the movement direction of the circuit board.

The utility model further provides that a guide structure for the filter plate is arranged on the air guide slope.

By adopting the technical scheme, the filter plate can slide into or slide out of the box body more easily and accurately.

In summary, the utility model has the following advantages:

according to the utility model, the box body structure is arranged above the conveyor belt of the circuit board, the air guide slope is arranged in the box body structure, the air blowing structure is arranged at the position opposite to the inclined part of the air guide slope, and after dust on the circuit board floats up by air flow blown by the air blowing structure, the dust is adsorbed and collected by the dust filtering structure in the box body, so that the conditions of efficiently blowing and dedusting the circuit board are effectively avoided while the dust falls on the circuit board for the second time.

Drawings

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

FIG. 2 is another perspective view of the present utility model;

FIG. 3 is an inside perspective view of the present utility model;

fig. 4 is another perspective view of the present utility model from the inside.

In the figure: 1. a case; 2. a conveyor belt; 3. an air guiding slope; 4. an air blowing pipe; 5. a blow head; 6. a first strip brush; 7. a filter plate; 8. a blower; 9. a second strip brush.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

The utility model provides a dust blast apparatus of circuit board, as shown in fig. 1-4, including box 1, box 1 sets up on conveyer belt 2, conveyer belt 2 is used for carrying the circuit board, be provided with wind-guiding slope 3 in box 1, wind-guiding slope 3 includes horizontal part, and be provided with the inclined part of downward sloping in horizontal part's end, be connected with first bar brush 6 on the inclined part of wind-guiding slope 3, the brush hair bottom of first bar brush 6 extends to the surface of conveyer belt 2, can supply the circuit board to pass through, the effectual phenomenon of gas leakage that does not appear in other positions of avoiding, the circuit board exit of box 1 still is provided with second bar brush 9, second bar brush 9 can effectually avoid the air current to flow from the circuit board exit of box 1, and then effectively avoid the dust to fall back again on the circuit board, specific brush hair of first bar brush 6 and second brush 9 all are flexible insulation, be provided with first bar brush 6 one side in box 1, wherein high-pressure air pipe 4 external connection has the high-pressure air pipe 4 to reach the surface of conveyer belt 2, can make the dust removal structure through high-pressure air pipe 4 on the air pipe 5 through the air pipe connection air pipe 5, the dust removal structure is provided with the dust removal structure on the first bar brush 1, the dust removal structure is connected to the top of the air pipe 1 through the air pipe 1, the air pipe 3 is connected to the air duct 1, the dust removal structure is more than the air duct 1, the dust removal structure is down.

On the basis of the above structure, in this embodiment, one side of the box 1 is provided with an opening for the filter plate 7 to slide out, and the width of the opening is consistent with the width of the filter plate 7, so that the air leakage of the box 1 at the position of the filter plate 7 in sliding connection is avoided, the filter plate 7 can be conveniently taken out for cleaning or replacing by the opening structure, and further, the handle is fixedly connected with the outside of the side frame of the filter plate 7 and extends out of the box through the opening structure at the side edge of the box 1, so that the loading and unloading of the filter plate 7 are further facilitated.

On the basis of the above structure, in this embodiment, the distance between the lowest part of the inclined part of the air guiding slope 3 and the conveyor belt 2 is greater than the thickness of the circuit board, so as to avoid that the circuit board cannot smoothly pass through the inclined part of the air guiding slope 3.

On the basis of the above structure, in this embodiment, the box 1 is provided with multiunit fan 8 in one side of filter plate 7, fan 8 is bloied towards box 1 outside, multiunit fan 8 makes the negative pressure environment in the box 1, make the air current flow against the circuit board direction of motion, when the device works, the air current that blow off of blowing head 5 makes the dust on the circuit board float, the dust flows along the direction of air current, be collected by filter plate 7, through periodic dismantlement filter plate 7 change washing, can be convenient realization to the dust blowing of circuit board, the condition emergence of effectual avoiding the dust whereabouts simultaneously.

On the basis of the above structure, in this embodiment, a filter plate 7 for filtering dust is arranged between the upper part of the air guiding slope 3 and the inner wall of the box body 1, and the filter plate 7 can effectively filter out dust, so that the dust is prevented from continuously drifting in the box body 1, and the filtered dust is adhered to the filter plate 7, so that the dust is conveniently collected and cleaned subsequently.

The embodiment also provides that the guide structure for the filter plate 7 is arranged on the air guiding slope 3, so that the filter plate 7 can slide into or slide out of the box body 1 more easily and accurately, the guide structure limits the movement direction of the filter plate 7, and the effect of fixing the filter plate 7 and the effect of avoiding leakage of air flow from the edge of the filter plate 7 can be achieved.

The utility model creatively arranges the wind-guiding dust-filtering box body structure, thereby avoiding the defect of poor dust blowing effect on the circuit board in the actual use of the existing dust blowing device of the circuit board; in this scheme, through set up the box structure above the conveyer belt of circuit board, set up the wind-guiding slope in the box structure, set up the structure of blowing in the position relative with the slope of wind-guiding slope, the air current that the structure of blowing blows off makes the dust on the circuit board float the back, adsorbs the collection through the dust structure of straining in the box to the dust, has reached when removing dust to the high-efficient blowing of circuit board, the effectual condition that has avoided the dust secondary to fall on the circuit board takes place.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims (7)

1. The utility model provides a dust blast apparatus of circuit board, includes box (1), box (1) set up on conveyer belt (2), conveyer belt (2) are used for carrying the circuit board, its characterized in that: be provided with wind-guiding slope (3) in box (1), wind-guiding slope (3) include horizontal part, and are provided with the inclined part of downward sloping in the end of horizontal part, be connected with first bar brush (6) on the inclined part of wind-guiding slope (3), the brush hair bottom of first bar brush (6) extends to the surface of conveyer belt (2), one side of first bar brush (6) is provided with blow tube (4) in box (1), interval connection has multiunit blow head (5) towards first bar brush (6) bottom on blow tube (4), be provided with dust removal structure in box (1) on the horizontal part of wind-guiding slope (3).

2. The dust blowing device of a circuit board according to claim 1, wherein: the distance between the lowest part of the inclined part of the air guide slope (3) and the conveying belt (2) is larger than the thickness of the circuit board.

3. The dust blowing device of a circuit board according to claim 1, wherein: the air blowing pipe (4) is externally connected with a high-pressure air source.

4. The dust blowing device of a circuit board according to claim 1, wherein: a filter plate (7) for filtering dust is arranged between the upper part of the air guiding slope (3) and the inner wall of the box body (1).

5. The dust blowing device of a circuit board according to claim 4, wherein: an opening for the filter plate (7) to slide out is arranged on one side of the box body (1), and the width of the opening is consistent with that of the filter plate (7).

6. The dust blowing device of a circuit board according to claim 1, wherein: the box body (1) is provided with a plurality of groups of fans (8) at one side of the filter plate (7), and the fans (8) blow towards the outside of the box body (1).

7. The dust blowing device of a circuit board according to claim 5, wherein: the air guiding slope (3) is provided with a guiding structure aiming at the filter plate (7).

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