CN218460276U - Circuit board spraying cleaning machine - Google Patents
Circuit board spraying cleaning machine Download PDFInfo
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- CN218460276U CN218460276U CN202222598571.2U CN202222598571U CN218460276U CN 218460276 U CN218460276 U CN 218460276U CN 202222598571 U CN202222598571 U CN 202222598571U CN 218460276 U CN218460276 U CN 218460276U
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Abstract
The utility model provides a circuit board sprays cleaning machine uses in the clean field of circuit board, and its technical scheme main points are: the method comprises the following steps: a frame; a cleaning box fixed on the frame; the conveying assembly is arranged in the cleaning box, is contacted with the side wings of the circuit board and conveys the circuit board along the horizontal direction; the upper spraying pipe is arranged in the cleaning box and positioned above the upper conveying roller, and a plurality of nozzles which are arranged in an obliquely downward direction are arranged on the upper spraying pipe; the lower spraying pipe is arranged in the cleaning box and is positioned below the lower conveying roller, and a plurality of nozzles arranged towards the upper part are arranged on the lower spraying pipe; the liquid storage tank is fixed on the frame, the liquid storage tank is communicated with the cleaning tank through a backflow port, and a liquid feeding pipe and an overflow pipe are communicated with the liquid storage tank; cleaning liquid enters the liquid inlet pipes of the upper spray pipe and the lower spray pipe from the liquid storage tank, and the liquid inlet pipes are connected with a pressurizing pump to pressurize the cleaning liquid; has the technical effects that: the circuit board can be prevented from being damaged in the process of cleaning the circuit board.
Description
Technical Field
The utility model relates to a clean field of circuit board especially relates to a circuit board sprays cleaning machine.
Background
Referring to fig. 1, in order to prevent the edge of the circuit board from being worn, two side wings are left on two sides of the circuit board to protect the circuit board, and the circuit board has high requirements on the processing environment during processing, and the dust stained on the circuit board is required to be as little as possible, so that in the circuit board production process, the circuit board needs to be cleaned, and a general spraying cleaning machine is used for conveying the circuit board on a conveying roller, so that the circuit board passes through the position of a spraying pipe, and the circuit board is cleaned by a special cleaning liquid sprayed by the spraying pipe, and in the process of actual use, the following problems are found when the circuit board is cleaned by the equipment: excessive residual cleaning solution on the circuit board damages components on the circuit board; because the conveying roller can with the circuit board direct contact, if the conveying roller surface is not smooth enough, can scratch the circuit board surface damage.
Disclosure of Invention
The utility model aims at providing a circuit board sprays cleaning machine, its advantage can avoid causing the damage to the circuit board in the circuit board cleaning process.
To achieve the above and other related objects, the present invention provides the following technical solutions: a circuit board spray cleaning machine comprising:
a frame;
a cleaning box fixed on the frame;
the conveying assembly is arranged in the cleaning box, is contacted with the side wings of the circuit board and conveys the circuit board along the horizontal direction;
the upper spraying pipe is arranged in the cleaning box and is positioned above the conveying assembly, and a plurality of nozzles which are obliquely arranged downwards are arranged on the upper spraying pipe;
the lower spraying pipe is arranged in the cleaning box and is positioned below the conveying assembly, and a plurality of nozzles which are arranged towards the upper part are arranged on the lower spraying pipe;
the cleaning device comprises a rack, a cleaning box, a liquid storage box and an overflow pipe, wherein the liquid storage box is fixed on the rack and used for storing cleaning liquid, the liquid storage box is communicated with the cleaning box through a backflow port, and the liquid storage box is communicated with the overflow pipe which is used for adding the cleaning liquid into the liquid storage box and used for allowing the cleaning liquid to overflow when the cleaning liquid in the cleaning box is excessive; and (c) a second step of,
and the cleaning liquid enters the liquid inlet pipes of the upper spraying pipe and the lower spraying pipe from the liquid storage tank, and the liquid inlet pipes are connected with a pressurizing pump to pressurize the cleaning liquid.
According to the technical scheme, the conveying assembly is in contact with the side wings of the circuit board to convey the circuit board, the circuit board is conveyed to the positions of the upper spraying pipe and the lower spraying pipe, the conveying assembly is not in direct contact with the circuit board, the component on the circuit board is prevented from being scratched by the conveying assembly, when the circuit board reaches the positions of the upper spraying pipe and the lower spraying pipe, the upper spraying pipe sprays cleaning liquid towards the inclined lower part, the cleaning liquid can quickly leave the upper surface of the circuit board due to the inertia in the horizontal direction of the cleaning liquid when the circuit board is washed, the cleaning liquid is prevented from being excessively remained on the upper surface of the circuit board to corrode the circuit board, the cleaning liquid sprayed out of the nozzles on the lower spraying pipe can also quickly leave the circuit board due to the gravity of the cleaning liquid after the circuit board is washed, the cleaning liquid cannot stay on the lower surface of the circuit board, and the corrosion to the circuit board is reduced; the cleaning liquid flows into the liquid inlet pipe from the liquid storage tank, the cleaning liquid is pressurized by the pressurizing pump when flowing through the pressurizing pump and is sprayed out from the nozzle, the cleaned cleaning liquid flows back into the liquid storage tank from the backflow port, when the cleaning liquid flowing back in the liquid storage tank is too much, the cleaning liquid can overflow from the overflow pipe, and when the cleaning liquid needs to be supplemented, the cleaning liquid is added from the liquid adding pipe.
In an embodiment of the present invention, the conveying assembly includes:
a plurality of lower conveying rollers which are arranged in a rotary manner and connected in the cleaning box; the lower conveying rollers and the upper conveying rollers are driven to rotate through a motor and a gear set; backing rings which are arranged on the upper conveying roller and the lower conveying roller and are respectively abutted with the upper surface and the lower surface of the side wing of the circuit board; and the limiting ring is arranged on the lower conveying roller, is abutted against the side wing of the circuit board and prevents the circuit board from falling off.
Through above-mentioned technical scheme, go up the backing ring extrusion circuit board wing on conveying roller and the lower conveying roller, go up the conveying roller and carry the circuit board with the conveying roller rotation down, the spacing ring prevents that the circuit board from taking place the side and moving, avoids circuit and backing ring contact on the circuit board, prevents the backing ring fish tail circuit board.
In an embodiment of the present invention, the backing ring is slidably connected to the upper conveying roller and the lower conveying roller, and is relatively fixed by screws; the limiting ring is connected with the lower conveying roller in a sliding mode and is fixed relatively through screws.
Through the technical scheme, the distance between the two cushion rings and the distance between the two limiting rings can be changed by adjusting the positions of the cushion rings and the limiting rings, so that the cleaning device is suitable for cleaning different circuit boards.
In an embodiment of the present invention, the upper spraying pipe and the lower spraying pipe are arranged in a plurality of rows, and two adjacent rows are provided on the upper spraying pipe, the nozzles are respectively arranged towards two side directions of the circuit board.
Through the technical scheme, the circuit board passes through different upper spraying pipes in the moving process, and the circuit board is cleaned from different directions by the different upper spraying pipes, so that the circuit board can be cleaned without dead corners, and the circuit board is cleaned more thoroughly.
In an embodiment of the utility model, still including being fixed in the clean case, be located the drainage plate of shower below down, the drainage plate orientation the position slope at liquid reserve tank place sets up, drainage plate below with the backward flow mouth is in same horizontal plane.
Through above-mentioned technical scheme, the drainage plate that the slope set up can accelerate the washing liquid to flow to backward flow mouthful to in flowing back to the receiver tank from backward flow mouthful, accomplish the recovery to the washing liquid.
In an embodiment of the utility model, the feed liquor pipe with the liquid reserve tank junction is provided with the honeycomb filter.
Through above-mentioned technical scheme, the large granule impurity in the washing liquid can be filtered to the honeycomb filter, prevents to have large granule impurity impact circuit board in the washing liquid to cause the harm to the circuit board.
As above, the utility model discloses a circuit board sprays cleaning machine has following beneficial effect:
the conveying assembly is in contact with the side wings of the circuit board to convey the circuit board, the circuit board is conveyed to the positions of the upper spraying pipe and the lower spraying pipe, the conveying assembly is not in direct contact with the circuit board, the conveying assembly is prevented from scratching components on the circuit board, when the circuit board reaches the positions of the upper spraying pipe and the lower spraying pipe, the upper spraying pipe sprays cleaning liquid towards the inclined lower part, the cleaning liquid can quickly leave the upper surface of the circuit board due to the inertia in the horizontal direction of the cleaning liquid when the circuit board is washed, the cleaning liquid is prevented from being excessively remained on the upper surface of the circuit board to corrode the circuit board, the cleaning liquid sprayed out by the nozzles on the lower spraying pipe can also quickly leave the circuit board due to the gravity of the cleaning liquid after the circuit board is washed, the cleaning liquid cannot stay on the lower surface of the circuit board, and the corrosion to the circuit board is reduced; the cleaning liquid flows into the liquid inlet pipe from the liquid storage tank, the cleaning liquid is pressurized by the pressurizing pump when flowing through the pressurizing pump and is sprayed out from the nozzle, the cleaned cleaning liquid flows back into the liquid storage tank from the backflow port, when the cleaning liquid flowing back in the liquid storage tank is too much, the cleaning liquid can overflow from the overflow pipe, and when the cleaning liquid needs to be supplemented, the cleaning liquid is added from the liquid adding pipe.
Drawings
Fig. 1 is a schematic structural diagram of a circuit board according to an embodiment of the present invention;
fig. 2 is an overall schematic structural view of an embodiment of the present invention;
FIG. 3 is a schematic view of the spraying direction of two upper spraying pipes according to the embodiment of the present invention;
fig. 4 is a schematic structural view of a conveying assembly according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of the circuit board of the embodiment of the present invention placed on the lower conveying roller.
Reference numerals: 1. a frame; 2. a cleaning tank; 3. a delivery assembly; 4. an upper spray pipe; 5. a lower spray pipe; 6. a nozzle; 7. A drainage plate; 8. a liquid storage tank; 9. a liquid inlet pipe; 10. a pressure pump; 11. a return port; 12. a liquid feeding pipe; 13. an overflow pipe; 14. A honeycomb filter; 15. a wing; 16. fixing the rod; 31. an upper conveying roller; 32. a lower conveying roller; 33. a backing ring; 34. a limiting ring.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 5. It should be understood that the structure, proportion, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions of the present invention, so that the present invention does not have the substantial technical significance, and the modification of any structure, the change of the proportion relation or the adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Referring to fig. 2, the present invention provides a circuit board spraying cleaning machine, including:
the frame 1, frame 1 has many metal poles welded and forms.
Referring to fig. 2, the cleaning box 2 is fixed on the frame 1, the cleaning box 2 is a square box body and fixed on the frame 1 through screws, a foldable transparent plate is arranged on the upper surface of the cleaning box 2, one end of the transparent plate is rotatably connected to one side wall of the cleaning box 2 through a rotating shaft, and a handle is arranged at the end opposite to the rotating shaft and used for opening and closing the transparent plate.
Referring to fig. 4 and 5, the cleaning box 2 further includes a conveying unit 3 disposed in the cleaning box 2, contacting the side wing 15 of the circuit board and conveying it in a horizontal direction, and the conveying unit 3 includes: a plurality of lower feed rollers 32 rotatably connected in an arrayed manner in the cleaning tank 2; a plurality of upper conveying rollers 31 which are arranged above the lower conveying rollers 32 and correspond to the lower conveying rollers 32 one by one, the axial directions of the lower conveying rollers 32 and the upper conveying rollers 31 are arranged along the horizontal direction, the axial directions of the plurality of lower conveying rollers 32 and the upper conveying rollers 31 are parallel to each other, and the lower conveying rollers 32 and the upper conveying rollers 31 are driven to rotate through a motor and a gear set; two backing rings 33 which are arranged on the upper conveying roller 31 and the lower conveying roller 32 and respectively abut against the upper surface and the lower surface of the side wing 15 of the circuit board, wherein two backing rings 33 are arranged on each upper conveying roller 31 or lower conveying roller 32 and respectively abut against the two side wings 15 of the circuit board; the two limiting rings 34 are arranged on the lower conveying roller 32, abut against the side wings 15 of the circuit board and prevent the circuit board from falling off, the backing rings 33 are connected with the upper conveying roller 31 and the lower conveying roller 32 in a sliding mode, are sleeved on the upper conveying roller 31 and the lower conveying roller 32 and are fixed relatively through screws; the limiting ring 34 is slidably connected with the lower conveying roller 32, sleeved on the lower conveying roller 32 and relatively fixed through screws.
Referring to fig. 2, the cleaning box further includes an upper spraying pipe 4 disposed in the cleaning box 2 and above the upper conveying roller 31, the axial direction of the upper spraying pipe 4 is the same as the axial direction of the upper conveying roller 31 and the lower conveying roller 32, and the upper spraying pipe 4 is provided with a plurality of nozzles 6 disposed obliquely downward and facing the side direction of the circuit board.
Referring to fig. 2 and 3, the cleaning box further includes a lower spray pipe 5 disposed in the cleaning box 2 and below the lower conveying roller 32, the axial direction of the lower spray pipe 5 is the same as the axial direction of the upper conveying roller 31 and the lower conveying roller 32, and the lower spray pipe 5 is provided with a plurality of nozzles 6 disposed upward; the upper spraying pipes 4 and the lower spraying pipes 5 are arranged in a plurality of rows, in this embodiment, the upper spraying pipes 4 and the lower spraying pipes 5 are respectively provided with two spraying nozzles 6, and the spraying nozzles 6 arranged on the two upper spraying pipes 4 are respectively arranged towards two side directions of the circuit board.
Referring to fig. 2, the cleaning device further comprises a liquid storage tank 8 fixed on the frame 1 through screws and used for storing cleaning liquid, the liquid storage tank 8 is communicated with the cleaning tank 2 through a backflow port 11, a liquid adding pipe 12 used for adding cleaning liquid into the liquid storage tank 8 is arranged on the liquid storage tank 8 in a communicating manner, an overflow pipe 13 used for overflowing the cleaning liquid when the cleaning liquid in the cleaning tank 2 is excessive, and a honeycomb filter 14 is arranged at the joint of the liquid inlet pipe 9 and the liquid storage tank 8 and can filter large granular impurities in the cleaning liquid before the cleaning liquid enters the liquid inlet pipe 9 from the liquid storage tank 8, so that the large granular impurities are prevented from impacting a circuit board to damage the circuit board.
Referring to fig. 2, the cleaning device further comprises a flow guide plate 7 welded and fixed on the inner bottom surface of the cleaning box 2 through a fixing rod 16 and located below the lower spray pipe 5, the flow guide plate 7 is inclined towards the position where the liquid storage box 8 is located, and the lower portion of the flow guide plate 7 and the return port 11 are located on the same horizontal plane.
Referring to fig. 2, the cleaning solution spraying device further comprises a liquid inlet pipe 9 for allowing cleaning solution to enter the upper spray pipe 4 and the lower spray pipe 5 from the liquid storage tank 8, wherein the liquid inlet pipe 9 is connected with a pressurizing pump 10 for pressurizing the cleaning solution to change the cleaning solution into high-pressure liquid so as to be sprayed out from the nozzles 6 arranged on the upper spray pipe 4 and the lower spray pipe 5.
The using process is briefly described as follows: the upper conveying roller 31 and the lower conveying roller 32 are provided with backing rings 33 for extruding the side wings 15 of the circuit board, the upper conveying roller 31 and the lower conveying roller 32 rotate to convey the circuit board, the limiting ring 34 prevents the circuit board from moving laterally, the circuit board is conveyed to the positions of the upper spraying pipe 4 and the lower spraying pipe 5, the conveying assembly 3 is not in direct contact with the circuit board, the condition that elements on the circuit board are scratched by the conveying assembly 3 is avoided, when the circuit board reaches the positions of the upper spraying pipe 4 and the lower spraying pipe 5, the upper spraying pipe 4 sprays cleaning liquid towards the inclined lower side, the cleaning liquid can rapidly leave the upper surface of the circuit board due to the inertia in the horizontal direction of the cleaning liquid when the circuit board is washed, the cleaning liquid is prevented from excessively remaining on the upper surface of the circuit board to corrode the circuit board, the cleaning liquid sprayed by the nozzles 6 on the lower spraying pipe 5 can rapidly leave the circuit board due to the self gravity of the cleaning liquid after being washed, the cleaning liquid can not stay on the lower surface of the circuit board, and corrosion of the circuit board is reduced; the cleaning liquid flows into the liquid inlet pipe 9 from the liquid storage tank 8, the pressurizing pump 10 pressurizes the cleaning liquid when the cleaning liquid flows through the pressurizing pump 10, the cleaning liquid is sprayed out from the nozzle 6, the cleaned cleaning liquid flows back into the liquid storage tank 8 from the return port 11, when the cleaning liquid flowing back in the liquid storage tank 8 is too much, the cleaning liquid can overflow from the overflow pipe 13, and when the cleaning liquid needs to be supplemented, the cleaning liquid is added from the liquid adding pipe 12.
To sum up, the utility model discloses can avoid causing the damage to the circuit board in the circuit board cleaning process. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a circuit board sprays cleaning machine which characterized in that includes:
a frame (1);
a cleaning box (2) fixed on the frame (1);
the conveying assembly (3) is arranged in the cleaning box (2), is contacted with the side wings (15) of the circuit board and conveys the circuit board in the horizontal direction;
the upper spraying pipe (4) is arranged in the cleaning box (2) and is positioned above the conveying assembly (3), and a plurality of nozzles (6) which are obliquely arranged downwards are arranged on the upper spraying pipe (4);
a lower spray pipe (5) arranged in the cleaning box (2) and positioned below the conveying component (3), wherein a plurality of nozzles (6) arranged towards the upper part are arranged on the lower spray pipe (5);
the cleaning machine is characterized by comprising a rack (1) and a liquid storage tank (8) fixed on the rack (1) and used for storing cleaning liquid, wherein the liquid storage tank (8) is communicated with the cleaning tank (2) through a backflow port (11), a liquid feeding pipe (12) used for feeding the cleaning liquid into the liquid storage tank (8) and an overflow pipe (13) used for overflowing the cleaning liquid when the cleaning liquid in the cleaning tank (2) is excessive are communicated with the liquid storage tank (8); and the number of the first and second groups,
and a liquid inlet pipe (9) for cleaning liquid to enter the upper spray pipe (4) and the lower spray pipe (5) from the liquid storage tank (8), wherein the liquid inlet pipe (9) is connected with a pressure pump (10) for pressurizing the cleaning liquid.
2. Circuit board spray washer according to claim 1, characterized in that the transport assembly (3) comprises:
a plurality of lower conveying rollers (32) which are arranged in a rotary manner and connected with the inside of the cleaning box (2); the plurality of upper conveying rollers (31) are arranged above the lower conveying rollers (32) and correspond to the lower conveying rollers (32) one by one, and the lower conveying rollers (32) and the upper conveying rollers (31) are driven to rotate through a motor and a gear set; backing rings (33) provided on the upper feed roller (31) and the lower feed roller (32) and respectively abutted against the upper surface and the lower surface of the circuit board wing (15); and a limiting ring (34) which is arranged on the lower conveying roller (32), is abutted against the side wing (15) of the circuit board and prevents the circuit board from falling off.
3. The circuit board spray cleaning machine according to claim 2, wherein the backing ring (33) is slidably connected with the upper conveying roller (31) and the lower conveying roller (32) and is relatively fixed through screws; the limiting ring (34) is connected with the lower conveying roller (32) in a sliding mode and is fixed relatively through screws.
4. The circuit board spray cleaning machine according to claim 1, wherein a plurality of upper spray pipes (4) and lower spray pipes (5) are arranged in an array, and the nozzles (6) arranged on two adjacent upper spray pipes (4) are respectively arranged towards two side directions of the circuit board.
5. The circuit board spraying cleaning machine according to claim 1, further comprising a flow guide plate (7) fixed in the cleaning box (2) and located below the lower spraying pipe (5), wherein the flow guide plate (7) is obliquely arranged towards the position of the liquid storage box (8), and the lower portion of the flow guide plate (7) and the backflow port (11) are located on the same horizontal plane.
6. The circuit board spray cleaning machine according to claim 1, characterized in that a honeycomb filter (14) is arranged at the connection of the liquid inlet pipe (9) and the liquid storage tank (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222598571.2U CN218460276U (en) | 2022-09-29 | 2022-09-29 | Circuit board spraying cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222598571.2U CN218460276U (en) | 2022-09-29 | 2022-09-29 | Circuit board spraying cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218460276U true CN218460276U (en) | 2023-02-10 |
Family
ID=85145076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222598571.2U Active CN218460276U (en) | 2022-09-29 | 2022-09-29 | Circuit board spraying cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218460276U (en) |
-
2022
- 2022-09-29 CN CN202222598571.2U patent/CN218460276U/en active Active
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