CN219357116U - Electronic circuit board cleaning system - Google Patents
Electronic circuit board cleaning system Download PDFInfo
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- CN219357116U CN219357116U CN202320712320.4U CN202320712320U CN219357116U CN 219357116 U CN219357116 U CN 219357116U CN 202320712320 U CN202320712320 U CN 202320712320U CN 219357116 U CN219357116 U CN 219357116U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
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Abstract
The utility model discloses an electronic circuit board cleaning system, and belongs to the field of electronic circuit board cleaning. Aiming at the problems that the existing electronic circuit board cleaning relies on low manual efficiency and poor quality, the utility model provides an electronic circuit board cleaning system which comprises a cleaning platform, wherein a cleaning device for cleaning the electronic circuit board is arranged on the cleaning platform, a shielding jig is arranged above the cleaning platform, a mounting hole is formed in the shielding jig, and the electronic circuit board is placed in the mounting hole; the filter device is arranged below the cleaning platform and in the plate-washing water tank body, and water in the plate-washing water tank body is supplied to the cleaning platform through the water supply pipe. The electronic circuit board is fixed through the shielding jig, so that the cleaning quality is ensured; the whole system is simple in structure, the cleaning quality of the electronic circuit board is guaranteed, meanwhile, the investment of cleaning manpower is effectively reduced through the whole automatic process, and the cost is saved while the working efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of electronic circuit board cleaning, and particularly relates to an electronic circuit board cleaning system.
Background
PCBA (Printed Circuit Board Assembly) is a PCB board subjected to a plurality of processes such as SMT mounting, deionized P plug-in and subsequent reflow soldering. In the process of manufacturing and using the PCBA, pollutants such as soldering flux residues on the surface, tin balls, soldering paste, dust, impurity greasy dirt and the like often exist, in order to ensure the quality of the PCBA, the residual soldering flux is prevented from adsorbing the greasy dirt and the dust, the PCBA is usually required to be cleaned or a no-clean soldering flux is adopted in the SMT process, but along with miniaturization of electronic products and diversification of functions, the I/O number is continuously improved, the space between components is more and more tiny, the application field of the products and the natural environment of the use are continuously extended and expanded, the relative reliability of the no-clean soldering flux is challenged by the prior art, the soldering flux does not have the characteristic of synthetic resin due to the high temperature which enables the soldering flux to generate polymerization reaction in the no-clean process of many products, the corrosive effect is generated on the welding spots of the components and the PCB in the humid environment, and the phenomenon of copper green is often seen on the PIN needles of the connector or the golden fingers or the positioning screw holes of the PCB of the no-clean product, especially, the no-clean soldering flux residues form dendritic crystals under the humid environment, and the surface ion residues form dendritic crystals to migrate, so that the PCBA is inevitably cleaned, and a result is a cleaning result. At present, most PCBA cleaning relies on manual cleaning, but manual cleaning is more laborious and has lower efficiency.
Corresponding improvements have been made to the above-mentioned problems, such as chinese patent application No. cn202110446881.X, publication date 2021, 6 months and 8 days, which discloses a PCBA cleaning machine comprising: the device comprises a plate inlet, a chemical cleaning chamber, a chemical isolation chamber, a rinsing chamber, a spraying chamber, a wind cutting chamber, a hot wind chamber, a plate outlet, a wet-type net-shaped conveyor belt and a dry-type net-shaped conveyor belt; the wet-type mesh conveyor belt and the dry-type mesh conveyor belt are arranged at right angles in the horizontal direction, and the second end of the wet-type mesh conveyor belt and the first end of the dry-type mesh conveyor belt are arranged at intervals; the wet mesh conveyor belt runs on the first conveyor path and the dry mesh conveyor belt runs on the second conveyor path. The disadvantage of this patent is that: although the working efficiency can be effectively improved, the overall cleaning effect is poor.
For example, chinese patent application number CN201610274942.8, publication date of 2016, 7 and 20, discloses a PCBA offline cleaner for cleaning circuit board, which comprises a main machine body and a deionized water treatment recovery system, which are connected by a pipeline; the cleaning device comprises a main machine body, wherein a control panel is arranged on the front surface of the main machine body, a cleaning chamber is arranged above the main machine body, a liquid storage tank, an electric control box and a filter are arranged below the main machine body, the cleaning chamber is provided with a door body with an openable closed space, and a movable jig cleaning device is arranged in the door body. The disadvantage of this patent is that: although the cleaning cost can be effectively reduced and the sewage discharge can be reduced, the whole structure is complex, and the installation and maintenance of the components are complex.
Disclosure of Invention
1. Problems to be solved
Aiming at the problems that the existing electronic circuit board cleaning relies on low manual efficiency and poor quality, the utility model provides an electronic circuit board cleaning system. The electronic circuit board is fixed through the shielding jig, so that the cleaning quality is ensured; the whole system is simple in structure, the cleaning quality of the electronic circuit board is guaranteed, meanwhile, the investment of cleaning manpower is effectively reduced through the whole automatic process, and the cost is saved while the working efficiency is improved.
2. Technical proposal
In order to solve the problems, the utility model adopts the following technical scheme.
The electronic circuit board cleaning system comprises a cleaning platform, wherein a cleaning device for cleaning the electronic circuit board is arranged on the cleaning platform, a shielding jig is arranged above the cleaning platform, a mounting hole is formed in the shielding jig, and the electronic circuit board is placed in the mounting hole; the filter device is arranged below the cleaning platform and in the plate-washing water tank body, and water in the plate-washing water tank body is supplied to the cleaning platform through the water supply pipe.
Still further, belt cleaning device includes the rotary drum, and the both ends of rotary drum rotate respectively and set up on cleaning platform, and the rotary drum is connected with actuating mechanism, and is provided with a plurality of brushes on the lateral wall of rotary drum, and a plurality of brushes are used for brushing the bottom of electronic circuit board.
Still further, still be provided with a plurality of waist type hole on the cleaning platform, waist type hole is close to belt cleaning device's one end opening aperture is greater than waist type hole and keeps away from belt cleaning device's one end opening aperture.
Still further, filter equipment includes the first layer filter screen, second floor filter screen and the third layer filter screen that from the top down set gradually, and the aperture of from the top down three filter screens reduces in proper order.
Furthermore, the washing plate water tank body is a cuboid with an opening at the top, and the length and the width of the cuboid are respectively larger than those of the washing platform; and a liquid level sensor is arranged in the washing plate water tank body.
Furthermore, the part of the water supply pipe extending into the cleaning platform is transversely arranged on the cleaning platform, water spray holes are formed in the water supply pipe on the cleaning platform at equal intervals, and the outlets of the water spray holes face the cleaning device.
Still further, all be provided with the retaining member respectively at four corners of mounting hole on shielding the smelting tool, the retaining member includes the screw thread post, screw thread post and shielding the smelting tool threaded connection, and the cover is equipped with the stopper on the screw thread post, stopper and electronic circuit board contact.
Still further, still include the containing box, cleaning platform passes through the support column setting in the containing box, and one side in the containing box is provided with the box body, is used for placing electronic device in the box body.
3. Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
(1) The electronic circuit board is fixed through the shielding jig, so that the stability of the electronic circuit board is improved, and the electronic circuit board is not easy to shake in the cleaning process; secondly, the shielding jig can play a role in shielding parts of the electronic circuit board which do not need to be cleaned, so that damage caused by invasion of components which cannot be stained with the board washing water on the electronic circuit board into the board washing water is effectively avoided, and then the cleaning quality and the cleaning efficiency of the electronic circuit board are improved; filtering impurities from the board washing water for cleaning the electronic circuit board by a filtering device, and enabling the filtered board washing water to enter a board washing water tank for recycling, so that the board washing water quality is ensured, and meanwhile, the board washing water consumption is saved, and then resources are saved; the whole system has simple structure, the devices are not interfered with each other, the high stability is realized, the cleaning quality of the electronic circuit board is ensured, meanwhile, the investment of cleaning manpower is effectively reduced through the whole automatic process, the working efficiency is improved, and the cost is saved;
(2) According to the utility model, the rotary drum and the hairbrush are matched to serve as a cleaning device for the electronic circuit board, the rotary drum is rotatably arranged on the cleaning platform, and the rotary drum is driven to rotate through the driving mechanism so as to drive the hairbrush to rotate, so that the bottom of the electronic circuit board is cleaned, the hairbrush has certain elasticity and softness, the electronic circuit board is not scratched, and the quality of the electronic circuit board is effectively ensured; the whole structure is simple, and the installation is easy; meanwhile, the waist-shaped holes are formed in the cleaning platform, so that the board washing water after the electronic circuit board is cleaned can flow into the filtering device more quickly; the apertures of the openings at the two ends of the waist-shaped holes are different, so that an inclined plane is formed between the two ends, the water absorption area and the water flow rate are increased, the plate washing water can enter the filter device quickly, and meanwhile, the problem that the plate washing water is easy to cause the plate washing water to spill everywhere and is inconvenient to clean due to the fact that the plate washing water enters the filter device irregularly in a non-directional manner is also avoided;
(3) According to the utility model, three layers of filter screens are sequentially arranged from top to bottom, the aperture of each layer of filter screen is gradually reduced, and the plate washing water is subjected to layered and graded filtration, so that the filtration of 0.1um of impurities can be effectively realized, the filtration effect of the filter device on the plate washing water is integrally and effectively improved, the damage to an electronic circuit board caused by the fact that fine impurities enter the plate washing water tank for recycling is avoided, and the cleaning effect is further ensured; meanwhile, the size of the plate washing water tank body is limited, so that the plate washing water tank body plays a role in wrapping the cleaning platform, and plate washing water on the cleaning platform can completely flow into the plate washing water tank body, so that the problems of waste and difficult cleaning caused by plate washing water sprinkling are avoided; the liquid level sensor in the plate washing water tank body can effectively monitor the water level in the plate washing water tank body, so that the defect that the whole washing is not smooth due to the defect or interference of the plate washing water is avoided, and the accuracy and the safety of the whole process are further improved;
(4) According to the shielding jig, the locking piece is further arranged on the shielding jig, so that the stability of the electronic circuit board on the shielding jig is further reinforced, the electronic circuit board is tightly pressed through the limiting block of the locking piece, and the electronic circuit board is not scratched or damaged by the limiting block, so that the shielding jig is simple and ingenious in structure.
Drawings
FIG. 1 is an exploded view of the overall structure of the present utility model.
In the figure: 1. a buckle; 2. DIP devices; 3. a PCB board; 4. shielding jig; 5. a brush; 6. limit scale columns; 7. a limit buckle bearing; 8. cleaning a platform; 9. a first filter screen; 10. a second layer of filter screen; 11. a third layer of filter screen; 12. a plate washing water tank body; 13. a storage box; 14. a power interface; 15. a power switch; 16. a power adapter; 17. a box cover; 18. a control board card; 19. a foot switch; 20. a piezoelectric valve; 21. a motor; 22. the method comprises the steps of carrying out a first treatment on the surface of the 23. A TPU tube; 24. a support column; 25. a coupling.
Detailed Description
The utility model is further described below in connection with specific embodiments and the accompanying drawings.
Example 1
As shown in fig. 1, an electronic circuit board cleaning system includes a cleaning platform 8, where the cleaning platform 8 is rectangular; the cleaning platform 8 is provided with a cleaning device for cleaning the electronic circuit board; specifically, the electronic circuit board in the application is a PCBA board, wherein the PCBA board is formed by attaching a plurality of DIP devices 2 to a PCB 3 and then welding, and the whole PCBA board is formed after the welding is completed; the upper part of the cleaning platform 8 is provided with a shielding jig 4, the shielding jig 4 is provided with a mounting hole, and an electronic circuit board is placed in the mounting hole. Specifically, the shielding jig 4 is also rectangular, the shielding jig 4 and the cleaning platform 8 are arranged in parallel, the middle part of the shielding jig 4 is provided with a mounting hole, the shape of the mounting hole is matched with that of the electronic circuit board, the electronic circuit board can be mounted in the mounting hole and cannot fall off, the electronic circuit board comprises a front surface and a back surface, the back surface is one surface of the electronic circuit board close to the cleaning platform 8, and is also called as the bottom of the electronic circuit board, and the bottom is contacted with the cleaning device, so that the cleaning device is convenient for cleaning one surface of the electronic circuit board close to the cleaning platform 8; the front face is the opposite face of the back face, i.e. the face away from the cleaning platform 8. The shielding jig 4 is arranged so that the whole electronic circuit board is not required to be cleaned by the cleaning device, special parts are prevented from being damaged, the parts, which are required to be cleaned, of the electronic circuit board can be adjusted according to the requirements, the parts which are not required to be cleaned are shielded, and the cleaning effect is ensured; in this embodiment, the shielding jig 4 is connected with the cleaning platform 8 through an adjusting mechanism, and the setting of the adjusting mechanism can realize the contact between the electronic circuit board on the shielding jig 4 and the cleaning device on the cleaning platform 8, thereby realizing the cleaning of the bottom of the electronic circuit board. A filtering device is arranged below the cleaning platform 8 and is used for filtering impurities from the board washing water after the electronic circuit board is cleaned by the cleaning device, and the filtered board washing water flows into the board washing water tank body 12 for recycling; the filtering device is arranged in the washing plate water tank body 12, and water in the washing plate water tank body 12 is supplied to the washing platform 8 through a water supply pipe. Specifically, the part of the water supply pipe extending into the cleaning platform 8 is transversely arranged on the cleaning platform 8, water spraying holes are formed in the water supply pipe on the cleaning platform 8 at equal intervals, and the outlets of the water spraying holes face the cleaning device. The following are explained here: the water supply pipe comprises two parts, wherein one part is arranged on the cleaning platform 8 to play a role in spraying water, and the other part is communicated between the plate washing water tank 12 and the cleaning platform 8 to play a role in conveying; the part of water supply pipe with water spraying function is transversely arranged on the cleaning platform 8, and the transverse direction is the horizontal direction of the cleaning platform 8; through carrying the board washing water to this part delivery pipe, the water spray hole on the rethread delivery pipe sprays the board washing water, because the exit direction of water spray hole is towards belt cleaning device, also can indirectly moisten the bottom of electronic circuit board, and belt cleaning device wets after meeting the board washing water and washs the operation to electronic circuit board simultaneously. After the washing is finished, the washing board water flows from the washing platform 8 to the filtering device for filtering and then enters the washing board water tank 12 for recycling. In order to ensure the service life and strength of the water supply pipe, the TPU pipe 23 is selected as the water supply pipe.
The cleaning method of the electronic circuit board cleaning system comprises the following steps: s1: fixing the electronic circuit board on the shielding jig 4; s2: the distance between the shielding jig 4 and the cleaning platform 8 is adjusted through a telescopic mechanism; s3: the water supply pipe starts to supply water to the cleaning platform 8, and the cleaning device starts to clean the bottom of the electronic circuit board on the shielding jig 4; s4: after the cleaning, the water flow enters the filtering device for filtering and then enters the washing plate water tank body 12 for repeated recycling. The cleaning method is simple to operate, does not need to adopt manpower cost to clean the electronic circuit board, improves the cleaning quality, greatly improves the cleaning efficiency, and saves the labor cost and the time cost; and through carrying out cyclic utilization to the board washing water that has used through filter equipment, ensure the quality of water of board washing water of cyclic utilization, resource cyclic utilization has both avoided the waste of resource and has saved the cost.
The system of the utility model fixes the electronic circuit board through the shielding jig 4, firstly, the stability of the electronic circuit board is increased, and the electronic circuit board is not easy to shake in the cleaning process; secondly, the shielding jig 4 can play a role in shielding parts of the electronic circuit board which do not need to be cleaned, so that damage caused by invasion of components which cannot be stained with the board washing water on the electronic circuit board into the board washing water is effectively avoided, and then the cleaning quality and the cleaning efficiency of the electronic circuit board are improved; the shielding jig 4 and the cleaning platform 8 are subjected to distance adjustment through the adjusting mechanism, so that the relative distance between the cleaning device and the electronic circuit board is indirectly adjusted, the cleaning effect is further ensured, and the convenience of operation is improved; filtering impurities from the board washing water for cleaning the electronic circuit board by a filtering device, and enabling the filtered board washing water to enter the board washing water tank body 12 for recycling, so that the board washing water quality is ensured, and meanwhile, the board washing water consumption is saved, and then resources are saved; the whole system is simple in structure, the devices are not interfered with each other, the cleaning quality of the electronic circuit board is guaranteed while the stability is high, meanwhile, the investment of cleaning manpower is effectively reduced through the whole automatic process, and the cost is saved while the working efficiency is improved.
Specifically, in this embodiment, the cleaning device includes a drum, and both ends of the drum are respectively rotatably disposed on the cleaning platform 8; a groove is formed in the cleaning platform 8, and a rotary drum is arranged in the groove; the rotary drum is connected with a driving mechanism, in the embodiment, the driving mechanism can be a motor 21, an output shaft of the motor 21 is connected with one end of the rotary drum through a coupler 25, the other end of the rotary drum is connected with a cleaning platform 8 through a limiting buckle bearing 7, and the stability and the safety of rotation of the rotary drum are guaranteed through the coupler 25 and the limiting buckle bearing 7; and a plurality of brushes 5 are arranged on the outer side wall of the rotary drum, and the brushes 5 are used for brushing the bottom of the electronic circuit board. The brush 5 rotates along with the rotation of the rotary drum to realize repeated cleaning of the bottom of the electronic circuit board, so that the cleaning quality is ensured; the brush 5 is made of a material having a certain elasticity and softness, so that the brush will not damage the electronic circuit board. The cooperation of the revolving drum and the hairbrush 5 is selected as the cleaning device, the cleaning device has a simple structure, can realize a cleaning function without excessive parts, and can not damage an electronic circuit board, and has low cost.
The filtering device in this embodiment includes a first layer of filter screen 9, a second layer of filter screen 10 and a third layer of filter screen 11 that are sequentially set from top to bottom, and the apertures of the three filter screens from top to bottom are sequentially reduced. The three layers of filter screens are detachably arranged in the washing plate water tank body 12, so that the filter screens are convenient to replace; the arrangement of the three layers of filter screens carries out layered and graded filtration on the board washing water, so that the filtration of 0.1um of impurities can be effectively realized, the filtration effect of the filter device on the board washing water is integrally and effectively improved, the damage to an electronic circuit board caused by the fact that fine impurities enter the board washing water tank 12 for recycling is avoided, and the cleaning effect is further ensured; meanwhile, multiple filtering protection is added, the damage of a single filter screen does not affect the filtering effect of the whole system, the filter screen does not need to be replaced immediately when the single filter screen is damaged, the whole cleaning process is affected, and the stability of the whole system is improved.
The adjusting mechanism comprises a limiting scale column 6, one end of the limiting scale column 6 is connected with the cleaning platform 8, and the other end of the limiting scale column 6 is in threaded connection with the shielding jig 4; specifically, be provided with the external screw thread on spacing scale post 6, be provided with the connecting hole on shielding the smelting tool 4, be provided with the internal screw thread that matches with the external screw thread in the connecting hole. The distance between the cleaning platform 8 and the shielding jig 4 is adjusted in a threaded fit mode, the operation is simple and convenient, and the adjustment cost is saved without introducing complicated automatic components; meanwhile, the distance adjustment can be used for adjusting the cleaning force besides the contact between the cleaning device and the electronic circuit board, and the brush 5 on the rotary drum has certain elasticity and can be used for adjusting the cleaning force by performing contact extrusion on the electronic circuit board; and the setting of adjustment mechanism can be convenient for adjust according to the scene actual conditions, improves the compatibility of entire system. And in this embodiment, scale marks are marked at equal intervals on the spacing scale column 6, so that operators can know the scale in time and quickly realize the contact between the cleaning device and the electronic circuit board, and the working efficiency is improved.
Example 2
Basically the same as embodiment 1, in order to further ensure the stability of the whole system operation and improve the system operation efficiency, in this embodiment, a plurality of waist-shaped holes are further provided on the cleaning platform 8, and the holes are formed on the cleaning platform 8 to facilitate the regular flow of the cleaned water into the filter device, so that the water finally enters into the water tank 12, thereby avoiding the problem that the water is easy to cause the water to spill around to increase the recovery difficulty and inconvenient to clean. And meanwhile, the aperture of the opening at one end of the waist-shaped hole, which is close to the cleaning device, is larger than that of the opening at one end of the waist-shaped hole, which is far away from the cleaning device, so that an inclined plane is formed between the openings at the upper end and the lower end of the waist-shaped hole, the water absorption area and the flow velocity are increased, and further, the plate washing water can be conveniently and rapidly introduced into the filtering device.
The plate washing water tank 12 in the embodiment is a cuboid with an opening at the top, and the length and the width of the plate washing water tank are respectively larger than those of the washing platform 8; the explanation is that the wash plate water tank 12 is a container for storing wash plate water, and the wash plate water on the wash platform 8 needs to flow into the wash plate water tank 12, so that the design of the wash plate water tank 12 has a surrounding effect on the wash platform 8, and the wash plate water on the wash platform 8 can smoothly enter the wash plate water tank 12 completely, so that the problems of waste and difficult cleaning caused by the sprinkling of the wash plate water are avoided. Meanwhile, a liquid level sensor is arranged in the plate washing water tank body 12, the liquid level in the plate washing water tank body 12 is monitored by the arrangement of the liquid level sensor, and the phenomenon that the whole cleaning is not smooth due to too little or interference of the water quantity of the plate washing water in the plate washing water tank body 12 is avoided, so that the accuracy and the safety of the whole process are further improved.
Meanwhile, in order to further guarantee the stability of the electronic circuit board on the shielding jig 4, locking pieces 1 are respectively arranged at four corners of a mounting hole on the shielding jig 4, each locking piece 1 comprises a threaded column, the threaded columns are in threaded connection with the shielding jig 4, a limiting block is sleeved on each threaded column, the limiting block is in contact with the electronic circuit board, the limiting block cannot scratch or damage the electronic circuit board, and the effect of contact compaction is achieved; the locking piece 1 is ingenious in overall structure, and can achieve the fastening effect on the electronic circuit board without occupying a large space.
Example 3
Basically, in order to further improve the service life of the whole system, the embodiment further includes a storage box 13, the cleaning platform 8 is disposed in the storage box 13 through a support column 24, and a box 22 is disposed on one side in the storage box 13, and an electronic device is placed in the box 22. The storage box 13 plays a role in storing the box body 22 and the cleaning platform 8, so that the box body 22 and the cleaning platform are integrated, the convenience in transportation is improved, and the box body is convenient to move or convey; meanwhile, the box body 22 and the cleaning platform 8 are positioned at two sides in the storage box 13, and are not mutually interfered, so that the mutual influence is avoided, and the smooth proceeding of the cleaning work is further ensured. In addition, the electronic components are stored in the box 22, and the electronic components such as a driving part, a switch or a valve are required to be used in the cleaning device and the water supply process, so that the electronic components are summarized, the electronic components are prevented from being damaged by the influence of the external environment, and the service life of the electronic components is prolonged; secondly, make it and cleaning platform 8, filter equipment and wash board water tank body 12 isolated, be convenient for to the maintenance and the change of electronic components, do not influence other parts, improve the convenience of operation. In order to further ensure the practicability, in this embodiment, the supporting columns 24 are set to be adjustable supporting columns 24, that is, the distance between the cleaning platform 8 and the storage box 13 can be adjusted according to the adjustable supporting columns 24, so that the cleaning platform 8 can be adjusted, and the compatibility of the whole system is improved according to the actual condition of the site. Specifically, the top of the box body 22 is provided with a box cover 17, which has a sealing effect on the box body 22 and ensures the isolation of electronic components from the outside; the box cover 17 is provided with a power switch 15 for controlling the on-off of a power supply, one side surface of the box body 22 is provided with a power adapter 16, and the power adapter 16 is provided with a power interface 14 for external power supply; the other side surface of the box body 22 is provided with a foot switch 19; the electronic components in the box body 22 comprise a PLC control board 18, a pneumatic piezoelectric valve 20 and a motor 21, wherein the motor 21 is a driving piece in the cleaning device, and the pneumatic piezoelectric valve 20 is used for driving water in the washing board water tank 12 to be supplied to the cleaning platform 8 through a water supply pipe; the power switch 15, the power adapter 16, the PLC control board 18, the foot switch 19, the pneumatic piezoelectric valve 20 and the motor 21 realize the control of waterways or circuits, and the PLC control board 18 is used as a control core board and is electrically connected with other electronic components; and the control process is as follows: after external power is supplied through the power interface 14, the power switch 15 is started to supply power; the pedal switch 19 is used for carrying out switch control, the pedal switch 19 controls the starting and stopping of the pneumatic piezoelectric valve 20 and the motor 21, and the pedal switch 19 is used for facilitating operation and saving labor intensity; since the present application does not relate to a specific improvement of such a control circuit, and the control circuit is more common in the prior art, the detailed description thereof is omitted.
The examples of the present utility model are merely for describing the preferred embodiments of the present utility model, and are not intended to limit the spirit and scope of the present utility model, and those skilled in the art should make various changes and modifications to the technical solution of the present utility model without departing from the spirit of the present utility model.
Claims (8)
1. An electronic circuit board cleaning system, characterized in that: the electronic circuit board cleaning device comprises a cleaning platform (8), wherein a cleaning device for cleaning the electronic circuit board is arranged on the cleaning platform (8), a shielding jig (4) is arranged above the cleaning platform (8), a mounting hole is formed in the shielding jig (4), and the electronic circuit board is placed in the mounting hole; the filtering device is arranged below the cleaning platform (8) and is arranged in the plate-washing water tank body (12), and water in the plate-washing water tank body (12) is supplied to the cleaning platform (8) through the water supply pipe.
2. An electronic circuit board cleaning system according to claim 1, wherein: the cleaning device comprises a rotary drum, two ends of the rotary drum are respectively and rotatably arranged on a cleaning platform (8), the rotary drum is connected with a driving mechanism, a plurality of brushes (5) are arranged on the outer side wall of the rotary drum, and the brushes (5) are used for brushing the bottoms of electronic circuit boards.
3. An electronic circuit board cleaning system according to claim 1 or 2, characterized in that: the cleaning platform (8) is also provided with a plurality of waist-shaped holes, and the aperture of an opening at one end of each waist-shaped hole close to the cleaning device is larger than that of an opening at one end of each waist-shaped hole far away from the cleaning device.
4. An electronic circuit board cleaning system according to claim 1, wherein: the filtering device comprises a first layer of filter screen (9), a second layer of filter screen (10) and a third layer of filter screen (11) which are sequentially arranged from top to bottom, and the apertures of the three filter screens from top to bottom are sequentially reduced.
5. An electronic circuit board cleaning system according to claim 4, wherein: the washing plate water tank body (12) is a cuboid with an opening at the top, and the length and the width of the cuboid are respectively larger than those of the washing platform (8); and a liquid level sensor is arranged in the washing plate water tank body (12).
6. An electronic circuit board cleaning system according to claim 5, wherein: the part of the water supply pipe extending into the cleaning platform (8) is transversely arranged on the cleaning platform (8), water spraying holes are formed in the water supply pipe on the cleaning platform (8) at equal intervals, and the outlets of the water spraying holes face the cleaning device.
7. An electronic circuit board cleaning system according to claim 1, wherein: four corners of the mounting hole on the shielding jig (4) are respectively provided with a locking piece (1), the locking piece (1) comprises a threaded column, the threaded column is in threaded connection with the shielding jig (4), a limiting block is sleeved on the threaded column, and the limiting block is in contact with the electronic circuit board.
8. An electronic circuit board cleaning system according to claim 1, wherein: the electronic device cleaning device further comprises a storage box (13), the cleaning platform (8) is arranged in the storage box (13) through a supporting column (24), a box body (22) is arranged on one side in the storage box (13), and electronic devices are placed in the box body (22).
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CN202320712320.4U CN219357116U (en) | 2023-04-03 | 2023-04-03 | Electronic circuit board cleaning system |
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CN202320712320.4U CN219357116U (en) | 2023-04-03 | 2023-04-03 | Electronic circuit board cleaning system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN116347784A (en) * | 2023-04-03 | 2023-06-27 | 上海铭控传感技术有限公司 | Electronic circuit board cleaning system and method |
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2023
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116347784A (en) * | 2023-04-03 | 2023-06-27 | 上海铭控传感技术有限公司 | Electronic circuit board cleaning system and method |
CN116347784B (en) * | 2023-04-03 | 2024-05-31 | 上海铭控传感技术有限公司 | Electronic circuit board cleaning system and method |
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