PCB cleaning device

Abstract

The utility model relates to a PCB cleaning device which comprises a conveying mechanism, a cleaning mechanism, a dust collector, a static electricity eliminating mechanism and a code scanning mechanism. The cleaning mechanism, the static electricity eliminating mechanism and the code scanning mechanism are all located above the conveying mechanism and are sequentially distributed in the conveying direction of the PCB. The cleaning mechanism comprises a dust accumulation box body, a brush and a brush driving assembly, an opening is formed in the side, facing the conveying mechanism, of the dust accumulation box body, the brush is arranged in the dust accumulation box body, the brush partially extends out of the opening, and the brush driving assembly is connected with the brush and used for driving the brush to rotate; the dust collector is communicated with the dust accumulation box body and is used for sucking out impurities in the dust accumulation box body; the code scanning mechanism is used for scanning codes of the PCBs. According to the device provided by the utility model, the PCB conveying, cleaning, static elimination and code scanning recording work are realized, and the efficiency is improved.

Description

Technical Field

[0001] The utility model relates to a PCB board cleaning device. Background Art

[0002] In the prior art, PCB boards are cleaned by coating a rubber-coated roller with sticky paper. The sticky paper needs to be replaced regularly, which results in a large loss of manpower, low efficiency, and high error rate, causing considerable losses to the company. Utility Model Content

[0003] The utility model aims to provide a PCB board cleaning device.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A PCB cleaning device includes a conveying mechanism, a cleaning mechanism, a vacuum cleaner, a static elimination mechanism, and a code scanning mechanism.

[0006] The conveying mechanism is used to convey the PCB board;

[0007] The cleaning mechanism, static elimination mechanism, and code scanning mechanism are all located above the conveying mechanism and are sequentially distributed along the conveying direction of the PCB board;

[0008] The cleaning mechanism comprises a dust box, a brush, and a brush driving assembly. The dust box has an opening on one side facing the conveying mechanism. The brush is arranged in the dust box, and the brush part extends out of the opening. The brush driving assembly is connected to the brush to drive the brush to rotate.

[0009] The vacuum cleaner is connected to the dust storage box, and is used to suck out impurities in the dust storage box; the code scanning mechanism is used to scan the PCB board.

[0010] In some embodiments, the dust collection box includes an upper cavity, a first lower cavity and a second lower cavity located under the upper cavity, the upper cavity is connected to the first lower cavity, the right side of the first lower cavity has an opening, the opening is connected to the second lower cavity, the second lower cavity is adjacent to the first lower cavity, the bottom and right side of the second lower cavity are open, the brush is arranged in the second lower cavity, and the vacuum cleaner is connected to the upper cavity.

[0011] In some embodiments, the brush drive assembly includes a drive motor, a first transmission roller, a second transmission roller, and a transmission belt. The first transmission roller is connected to the drive motor, the second transmission roller is sleeved on one end of the brush, and the transmission belt is wound around the first transmission roller and the second transmission roller, and the transmission belt extends in a vertical direction.

[0012] In some embodiments, the code scanning mechanism includes a code scanning component, a connecting component, a first displacement component, and a second displacement component. The code scanning component is connected to the connecting component, and the first displacement component is connected to the connecting component to drive the code scanning component to move along the moving direction of the PCB board; the second displacement component is connected to the first displacement component to drive the code scanning component to move in a direction perpendicular to the moving direction of the PCB board.

[0013] In some embodiments, the connecting component includes a first support, a first clamping member, a second clamping member, a third clamping member, a longitudinal rod, a cross rod, and a second support. The first support is connected to the first displacement component, the first clamping member is connected to the first support, the first clamping member and the second clamping member are distributed in sequence from top to bottom, the longitudinal rod extends in a vertical direction, and the first clamping member and the second clamping member are both provided with longitudinal clamping holes for clamping the longitudinal rod; the third clamping member is located on the side of the second clamping member close to the static elimination mechanism; the cross rod extends along the moving direction of the PCB board, and the third clamping member and the second clamping member are both provided with cross clamping holes for clamping the cross rod, the second support is connected to the third clamping member, and the code scanning component is connected to the second support.

[0014] In some embodiments, the second support includes a first plate and a second plate connected to each other, an angle is maintained between the first plate and the second plate, the code scanning component is connected to the first plate, the second plate is connected to the third clamping member, and an arc hole is provided on the first plate and / or the second plate.

[0015] In some embodiments, the first displacement assembly includes a first slide rail and a first slider, the first slide rail extends along the moving direction of the PCB board, the first slider is movably disposed on the first slide rail, and the connecting assembly is connected to the first slider.

[0016] In some embodiments, the second displacement assembly includes a second slide rail and a second slider, the second slide rail extends in a direction perpendicular to the movement direction of the PCB board, the second slider is movably disposed on the second slide rail, and the first slide rail is connected to the second slider.

[0017] In some embodiments, the device further comprises a vacuum pressure detection component, wherein the vacuum pressure detection component is disposed on the dust collection box, and the vacuum pressure detection component is used to detect the pressure inside the dust collection box.

[0018] In some embodiments, the device further comprises a cover body, the cover body is arranged above the conveying mechanism, the cover body comprises a cover frame and a flip cover, the flip cover is hingedly covered on the cover frame and can be flipped relative to one side of the cover frame.

[0019] Due to the application of the above technical solution, the utility model has the following advantages compared with the prior art:

[0020] The PCB cleaning device provided by the utility model collects dust on the PCB through a cleaning mechanism and a vacuum cleaner, and there is no need to replace dust sticky paper, thereby reducing manpower consumption; the static electricity problem generated during the cleaning process is solved through a static electricity elimination mechanism, and the PCB board is scanned and recorded through a code scanning mechanism to achieve traceability; a series of tasks such as PCB board transportation, cleaning, static electricity elimination, and code scanning and recording are realized, thereby increasing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Attached Figure 1 The overall structure diagram of the PCB cleaning device provided by the utility model;

[0022] Attached Figure 2 A structural diagram from a first perspective of a dust collection box and a code scanning mechanism of a PCB cleaning device provided by the utility model;

[0023] Attached Figure 3 A structural diagram from a second perspective of the dust collection box and the code scanning mechanism of the PCB cleaning device provided by the utility model;

[0024] Attached Figure 4 for Figure 3 A magnified view of the scanning mechanism in the middle;

[0025] Attached Figure 5 A structural diagram of the dust collection box and the code scanning mechanism of the PCB cleaning device provided by the utility model from a third perspective;

[0026] Attached Figure 6 A structural diagram of the dust collection box and the code scanning mechanism of the PCB cleaning device provided by the utility model from a fourth perspective;

[0027] Attached Figure 7 A structural diagram of a dust collection box of a PCB cleaning device provided by the utility model from a first perspective;

[0028] Attached Figure 8This is a structural diagram from a second perspective of the dust collection box of the PCB board cleaning device provided by the utility model.

[0029] In the above attached figure:

[0030] 1-dust storage box, 101-opening, 102-opening, 103-right side of the first lower cavity, 104-front side of the second lower cavity, 105-rear side of the second lower cavity;

[0031] 2-Brush;

[0032] 3-brush drive assembly, 31-drive motor, 32-first drive roller, 33-second drive roller, 34-drive belt;

[0033] 4-code scanning mechanism, 41-code scanning component, 42-first support, 43-first clamping member, 44-second clamping member, 45-third clamping member, 46-longitudinal rod, 47-cross rod, 48-first plate, 49-second plate, 491-arc hole, 50-first slide rail, 51-first slider, 52-second slide rail, 53-second slider, 53-limiting member;

[0034] 5-vacuum pressure detection component; 6-cover frame; 7-flip cover; 8-gas spring; 9-static elimination mechanism; 10-vacuum cleaner; 11-first conveyor belt, second conveyor belt; 12-connecting plate; 13-first support plate, second support plate. DETAILED DESCRIPTION

[0035] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0037] See also Figures 1 to 5The PCB board cleaning device includes a conveying mechanism, a cleaning mechanism, a vacuum cleaner 10, an electrostatic elimination mechanism 9, and a code scanning mechanism 4. The conveying mechanism is used to convey the PCB board; the cleaning mechanism, the electrostatic elimination mechanism 9, and the code scanning mechanism 4 are all located above the conveying mechanism and are distributed in sequence along the conveying direction of the PCB board.

[0038] The conveying mechanism of this example is arranged on the workbench, and the conveying mechanism comprises a first conveying belt and a second conveying belt arranged opposite to each other, and the first conveying belt and the second conveying belt can extend along the Y-axis direction. The PCB board is conveyed forward on the first conveying belt and the second conveying belt, and the moving direction of the PCB board is also the extending direction of the first conveying belt, such as extending along the Y-axis direction.

[0039] Referring to the figure, the cleaning mechanism includes a dust collection box 1, a brush 2, and a brush driving assembly 3. A cleaning cloth strip is arranged on the periphery of the brush 2. The dust collection box 1 is provided with an opening on one side facing the conveying mechanism. The brush 2 is arranged in the dust collection box 1. The brush part extends out from the opening and contacts with the PCB board located below it to remove dust and other debris on the surface of the PCB board. The brush driving assembly 3 is connected to the brush and is used to drive the brush to rotate, so as to remove dust and other debris on the surface of the PCB board during the rotation process.

[0040] In one embodiment, the dust collecting box 1 includes an upper cavity, a first lower cavity and a second lower cavity located under the upper cavity, the upper cavity is connected with the first lower cavity, the right side of the first lower cavity has an opening 101, the opening is connected with the second lower cavity, the second lower cavity is arranged adjacent to the first lower cavity, the bottom and the right side of the second lower cavity are open, the brush is arranged in the second lower cavity, and the vacuum cleaner 10 is connected with the upper cavity. Specifically, the upper cavity has an upper side surface and a lower side surface that are arranged oppositely, a front side surface and a rear side surface that are arranged oppositely, and a left side surface and a right side surface that are arranged oppositely, the first lower cavity has a lower side surface, a front side surface 104 and a rear side surface 105 that are arranged oppositely, and a left side surface and a right side surface 103 that are arranged oppositely, the right side of the first lower cavity has an opening, and the first lower cavity has no upper side surface, because it is connected with the upper cavity, and the width of the lower side of the first lower cavity is less than the width of the lower side of the upper cavity; the front side surfaces of the upper cavity, the first lower cavity, and the second lower cavity are coplanar, and the rear side surfaces of the upper cavity, the first lower cavity, and the second lower cavity are coplanar. The dust absorbed by the brush enters the first lower cavity and the upper cavity through the opening 101 and is then sucked out by the vacuum cleaner 10 .

[0041] An opening 102 penetrating the accommodating space is provided on the upper side of the upper cavity. The vacuum cleaner 10 is connected to the upper opening of the upper cavity through a pipeline. The vacuum cleaner 10 sucks out the debris in the dust storage box 1 to absorb the dust and debris during the cleaning process.

[0042] In one embodiment, the brush drive assembly 3 includes a drive motor 31, a first transmission roller 32, a second transmission roller 33, and a transmission belt 34. The first transmission roller 32 is connected to the drive motor 31, the second transmission roller 33 is sleeved on one end of the brush, and the transmission belt 34 is wound around the first transmission roller 32 and the second transmission roller 33. The transmission belt 34 extends in a vertical direction. Under the drive of the drive motor 31, the first transmission roller 32 rotates to drive the transmission belt 34 to move.

[0043] The opposite ends of the dust box 1 in this example are fixed on the workbench by the first support plate and the second support plate 13 respectively, and the first support plate and the second support plate 13 are both L-shaped; the drive motor 31 is located above the dust box 1 and connected to one of the first support plate and the second support plate. If the drive motor 31 is connected to the first support plate, the transmission belt 34 is located on the side of the dust box 1 away from the first support plate.

[0044] The device also includes a controller and a sensor. The sensor and a brush drive component 3 are all connected to the controller. The sensor is arranged at the conveying starting end of the conveying mechanism. When the sensor senses that the PCB board enters the conveying mechanism, the sensor sends the detection result to the controller. The controller controls the brush drive component 3 according to the detection result. The brush drive component 3 drives the brush to rotate to remove dust from the surface of the PCB board.

[0045] The code scanning mechanism 4 is used to scan and record the PCB board to achieve traceability and facilitate unified management.

[0046] The code scanning mechanism 4 includes a code scanning component 41, a connecting component, a first displacement component, and a second displacement component. The code scanning component 41 is connected to the connecting component. The first displacement component is connected to the connecting component to drive the code scanning component 41 to move along the moving direction of the PCB board (Y-axis direction); the second displacement component is connected to the first displacement component to drive the code scanning component 41 to move along the direction perpendicular to the moving direction of the PCB board (X-axis direction). The code scanning component 41 of this example is commercially available, and its structure is not described.

[0047] Referring to the figure, the connection assembly includes a first support 42, a first clamping member 43, a second clamping member 44, a third clamping member 45, a longitudinal rod 46, a transverse rod 47, and a second support. The first support 42 is connected to the first displacement assembly, the first clamping member 43 is connected to the first support 42, the first clamping member 43 and the second clamping member 44 are sequentially distributed from top to bottom, the longitudinal rod 46 extends in the vertical direction, and the first clamping member 43 and the second clamping member 44 are provided with longitudinal clamping holes for clamping the longitudinal rod 46, that is, One end of the longitudinal rod 46 passes through the first clamping piece 43 and the second clamping piece 44 in sequence; the third clamping piece 45 is located on the side of the second clamping piece 44 close to the static elimination mechanism 9; the cross bar 47 extends along the moving direction of the PCB board, and the third clamping piece 45 and the second clamping piece 44 are both provided with transverse clamping holes for clamping the cross bar 47, that is, one end of the cross bar 47 is connected to the third clamping piece 45 and the second clamping piece 44 in sequence, the second support is connected to the third clamping piece 45, and the code scanning component 41 is connected to the second support.

[0048] In this example, the longitudinal clamping hole on the first clamping member 43 is used to adjust the position of the fixed longitudinal rod 46 through the tightening member, the longitudinal clamping hole on the second clamping member 44 is used to adjust the position of the fixed longitudinal rod 46 through the tightening member, the transverse clamping hole on the second clamping member 44 is used to adjust the position of the fixed cross bar 47 through the tightening member, and the transverse clamping hole on the third clamping member 45 is used to adjust the position of the fixed cross bar 47 through the tightening member. Through the first clamping member 43, the second clamping member 44 and the third clamping member 45, the positions of the cross bar 47 and the longitudinal rod 46 can be adjusted in the moving direction of the PCB board and in the direction perpendicular to the moving direction of the PCB board, that is, the position of the code scanning component 41 can be adjusted, with high flexibility. The position of the code scanning component 41 can be adjusted according to the different positions of the barcodes on different PCB boards, with high flexibility.

[0049] In this example, the first clamping member 43, the second clamping member 44, and the third clamping member 45 may be cross clamps.

[0050] The second support includes a first plate 48 and a second plate 49 connected to each other, and an angle is maintained between the first plate 48 and the second plate 49. The code scanning component 41 is connected to the first plate 48, and the second plate 49 is connected to the third clamping member 45. An arc hole 491 is opened on the second plate 49. A fastener is installed in the arc hole 491 to connect the second plate 49 to the third clamping member 45. After adjusting the position of the second plate 49, the fastener is fixed, and the inclination angle of the code scanning component 41 can be adjusted.

[0051] The first displacement assembly of this example includes a first slide rail 50 and a first slider 51. The first slide rail 50 extends along the moving direction of the PCB board. The first slider 51 is movably disposed on the first slide rail 50. The first support 42 of the connecting assembly is connected to the first slider 51. In some embodiments, limit members 53 are disposed at opposite ends of the first slide rail 50 to limit the first slider 51 from separating from the first slide rail 50. The second displacement assembly includes a second slide rail 52 and a second slider 53. The second slide rail 52 extends in a direction perpendicular to the moving direction of the PCB board. The second slider 53 is movably disposed on the second slide rail 52. The first slide rail 50 is connected to the second slider 53.

[0052] The device further comprises a vacuum pressure detection component 5, which is arranged on the dust collecting box 1 and is used to detect the pressure in the dust collecting box 1 and can monitor in real time. The vacuum pressure detection component 5 is commercially available.

[0053] The static elimination mechanism 9 is fixed to the dust box 1 through the connecting plate 12. The static elimination mechanism 9 is used to eliminate static electricity generated by the friction between the brush and the PCB board. The static elimination mechanism 9 includes a static elimination rod and a controller. The static elimination mechanism 9 in this example is commercially available, and the model is SJ-H (A) (V) (C) series.

[0054] The device also includes a cover body, which is arranged above the conveying mechanism. The cover body includes a cover frame 6 and a flip cover 7. The cover frame 6 is placed on the workbench. The cover frame 6 has a top surface and an annular side surface perpendicular to the top surface. The top surface and the annular side surface are connected and enclosed to form a receiving space with a bottom opening. The flip cover 7 is hinged to cover the upper side of the cover frame 6 and can be flipped relative to one side of the cover frame 6, that is, the flip cover 7 can be opened to facilitate the replacement of the brush, the adjustment of the position of the code scanning component 41, etc. The flip cover 7 also plays a dustproof role. In some embodiments, the flip cover 7 is L-shaped.

[0055] Referring to the figure, the flip cover 7 is connected to the cover frame 6 via a gas spring 8, which can support the flip cover 7 and facilitate opening and closing of the flip cover 7.

[0056] The cover frame 6 of this embodiment is provided with an opening, and a pipeline connected with the vacuum cleaner 10 and the dust storage box 1 can pass through the opening.

[0057] The PCB cleaning device provided by the utility model collects dust on the PCB through a cleaning mechanism and a vacuum cleaner, and there is no need to replace dust sticky paper, thereby reducing manpower consumption; the static electricity problem generated during the cleaning process is solved through a static electricity elimination mechanism, and the PCB board is scanned and recorded through a code scanning mechanism to achieve traceability; a series of tasks such as PCB board transportation, cleaning, static electricity elimination, and code scanning and recording are realized, thereby increasing efficiency.

[0058] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with the technology to understand the content of the utility model and implement it accordingly, and they cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A PCB cleaning device, characterized in that: Including conveying mechanism, cleaning mechanism, vacuum cleaner, static elimination mechanism, and code scanning mechanism. The conveying mechanism is used to convey the PCB board; The cleaning mechanism, static elimination mechanism, and code scanning mechanism are all located above the conveying mechanism and are sequentially distributed along the conveying direction of the PCB board; The cleaning mechanism comprises a dust box, a brush, and a brush driving assembly. The dust box has an opening on one side facing the conveying mechanism. The brush is arranged in the dust box, and the brush part extends out of the opening. The brush driving assembly is connected to the brush to drive the brush to rotate. The vacuum cleaner is connected to the dust storage box, and is used to suck out impurities in the dust storage box; The code scanning mechanism is used to scan the code on the PCB board.

2. The PCB cleaning device according to claim 1, characterized in that: The dust collection box includes an upper cavity, a first lower cavity and a second lower cavity located under the upper cavity, the upper cavity is connected to the first lower cavity, the right side of the first lower cavity has an opening, the opening is connected to the second lower cavity, the second lower cavity is adjacent to the first lower cavity, the bottom and right side of the second lower cavity are open, the brush is arranged in the second lower cavity, and the vacuum cleaner is connected to the upper cavity.

3. The PCB cleaning device according to claim 1, characterized in that: The brush drive assembly includes a drive motor, a first transmission roller, a second transmission roller, and a transmission belt. The first transmission roller is connected to the drive motor in a transmission manner, the second transmission roller is sleeved on one end of the brush, the transmission belt is wound around the first transmission roller and the second transmission roller, and the transmission belt extends in a vertical direction.

4. The PCB cleaning device according to claim 1, characterized in that: The code scanning mechanism includes a code scanning component, a connecting component, a first displacement component, and a second displacement component. The code scanning component is connected to the connecting component. The first displacement component is connected to the connecting component to drive the code scanning component to move along the moving direction of the PCB board; the second displacement component is connected to the first displacement component to drive the code scanning component to move in a direction perpendicular to the moving direction of the PCB board.

5. The PCB cleaning device according to claim 4, characterized in that: The connecting assembly comprises a first support, a first clamping member, a second clamping member, a third clamping member, a longitudinal rod, a transverse rod, and a second support, wherein the first support is connected to the first displacement assembly, the first clamping member is connected to the first support, the first clamping member and the second clamping member are sequentially distributed from top to bottom, the longitudinal rod extends in a vertical direction, and the first clamping member and the second clamping member are both provided with longitudinal clamping holes for clamping the longitudinal rod; The third clamping piece is located on a side of the second clamping piece close to the static elimination mechanism; the cross bar extends along the moving direction of the PCB board, and the third clamping piece and the second clamping piece are both provided with transverse clamping holes for clamping the cross bar, the second support is connected to the third clamping piece, and the code scanning component is connected to the second support.

6. The PCB cleaning device according to claim 5, characterized in that: The second support includes a first plate and a second plate connected to each other, an angle is maintained between the first plate and the second plate, the code scanning component is connected to the first plate, the second plate is connected to the third clamping member, and an arc hole is provided on the first plate and / or the second plate.

7. The PCB cleaning device according to claim 4, characterized in that: The first displacement assembly includes a first slide rail and a first slider. The first slide rail extends along the conveying direction of the PCB board. The first slider is movably arranged on the first slide rail. The connecting assembly is connected to the first slider.

8. The PCB cleaning device according to claim 7, characterized in that: The second displacement assembly includes a second slide rail and a second slider. The second slide rail extends in a direction perpendicular to the moving direction of the PCB board. The second slider is movably arranged on the second slide rail. The first slide rail is connected to the second slider.

9. The PCB cleaning device according to claim 1, characterized in that: The device also includes a vacuum pressure detection component, which is arranged on the dust collection box and is used to detect the pressure inside the dust collection box.

10. The PCB cleaning device according to claim 1, characterized in that: The device also includes a cover body, which is arranged above the conveying mechanism. The cover body includes a cover frame and a flip cover, and the flip cover is hingedly covered on the cover frame and can be flipped relative to one side of the cover frame.

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