CN220111812U - PCB ultrasonic cleaner - Google Patents
PCB ultrasonic cleaner Download PDFInfo
- Publication number
- CN220111812U CN220111812U CN202321415546.4U CN202321415546U CN220111812U CN 220111812 U CN220111812 U CN 220111812U CN 202321415546 U CN202321415546 U CN 202321415546U CN 220111812 U CN220111812 U CN 220111812U
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- China
- Prior art keywords
- pcb
- ultrasonic
- cleaning
- ultrasonic cleaner
- cleaning tank
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- 238000004506 ultrasonic cleaning Methods 0.000 claims abstract description 28
- 238000001035 drying Methods 0.000 claims abstract description 18
- 239000000428 dust Substances 0.000 claims abstract description 16
- 239000012459 cleaning agent Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 27
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 10
- 239000007788 liquid Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The utility model discloses a PCB ultrasonic cleaner, which comprises a machine base, a conveyor belt, a dust removing roller, a drying box and an ultrasonic cleaning tank arranged in the machine base, wherein the machine base is arranged above the dust removing roller and the drying box and is respectively provided with a pair of spring lifting rods, a middle cross rod is arranged between the pair of spring lifting rods, a plurality of clamps for clamping a PCB are arranged on the middle cross rod, the machine base is arranged above the ultrasonic cleaning tank and is provided with a pair of guide rail type lifting devices, and the guide rail type lifting devices are connected with the spring lifting rods by using sliding grooves. The automatic procedures of dust removal, ultrasonic cleaning and drying are formed by controlling the coordination of lifting, clamping and conveying among the spring lifting rod, the guide rail type lifting device, the middle cross rod and the sliding groove; and moreover, the cleaning machine applies ultrasonic waves to the cleaning of the PCB, has an efficient cleaning effect, and can realize the mass cleaning on the production line and the whole process of cleaning and maintenance of the small-batch self-use PCB.
Description
Technical Field
The utility model relates to the technical field of PCB ultrasonic cleaning, in particular to a PCB ultrasonic cleaner.
Background
The SMT patch is a series of processes for mounting a chip component on the surface of a PCB board (Printed Circuit Board, i.e., a printed circuit board) by soldering. At present, after being welded by an SMT process, various organic and inorganic soldering flux chemical pollutants remain on the surface of a PCB, so that the electrical parameters of the PCB are affected, and therefore, the PCB needs to be cleaned by a cleaner. The existing cleaning machine usually adopts a mode of cleaning agents to spray and clean through back and forth movement, and has the problems of large consumption of cleaning agents, splashing of equipment inner cavities, incomplete cleaning and secondary cleaning.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a PCB ultrasonic cleaner.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a PCB board ultrasonic cleaner, includes the frame, the left side of frame disposes the conveyer belt and is located the dust removal gyro wheel of conveyer belt top, dispose the ultrasonic cleaning tank in the frame, the right side of frame disposes the stoving case, the frame is located the dust removal gyro wheel and be located the top of stoving case respectively disposes a pair of spring lifter, in a pair of dispose middle horizontal pole between the spring lifter, install a plurality of anchor clamps that are used for pressing from both sides getting the PCB board on the middle horizontal pole, the frame is located the top of ultrasonic cleaning tank disposes a pair of guide tracked elevating gear, guide tracked elevating gear with use the sliding tray to connect between the spring lifter.
As a further improvement of the utility model, a motor is arranged on the left side of the machine base, and the output end of the motor is connected with the conveyor belt and the dust removing roller.
As a further improvement of the utility model, the edge of the joint of the ultrasonic cleaning tank, the conveyor belt and the drying box is provided with a groove for positioning the PCB.
As a further improvement of the utility model, at least two ultrasonic generators are arranged at the bottom of the ultrasonic cleaning tank, and a filtering system and a circulating system are also arranged at the inlet water of the ultrasonic cleaning tank.
As a further improvement of the utility model, the guide rail type lifting device is provided with a lifting block, and the bottom of the lifting block and the top of the spring lifting rod are both provided with limiters.
As a further improvement of the utility model, a connecting rod is connected between the two guide rail type lifting devices, and a groove for connecting the middle cross rod is arranged below the connecting rod.
As a further improvement of the utility model, the two ends of the middle cross bar are designed as balls.
As a further improvement of the utility model, the sliding groove is arranged perpendicular to the middle cross bar.
As a further improvement of the utility model, the side surface of the machine base is provided with a water inlet and a cleaning agent feeding port.
As a further improvement of the utility model, the front surface of the machine base is provided with a control panel, and the controller is arranged inside the control panel.
The utility model has the following beneficial effects:
according to the PCB ultrasonic cleaner provided by the utility model, through controlling the lifting, clamping and conveying coordination among the spring lifting rod, the guide rail type lifting device, the middle cross rod and the sliding groove, an integrated automatic process of dust removal, ultrasonic cleaning and drying is formed. And moreover, the cleaning machine applies ultrasonic waves to the cleaning of the PCB, has an efficient cleaning effect, and can realize the mass cleaning on the production line and the whole process of cleaning and maintenance of the small-batch self-use PCB.
Drawings
Fig. 1 is a schematic perspective view of an ultrasonic cleaner for a PCB board according to the present utility model;
FIG. 2 is a front view of the PCB ultrasonic cleaner shown in FIG. 1;
fig. 3 is a top view of the PCB ultrasonic cleaner shown in fig. 1.
Legend description:
1. a base; 2. a control panel; 3. a motor; 4. a conveyor belt; 5. dust removal idler wheels; 6. an ultrasonic cleaning tank; 7. a middle cross bar; 8. a clamp; 9. a spring lifting rod; 10. a sliding groove; 11. a guide rail type lifting device; 12. a connecting rod; 13. a drying box; 14. an anti-skid foot pad.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the ultrasonic cleaner for PCB boards provided by the utility model comprises a machine base 1, a conveyor belt 4 and a dust removing roller 5 positioned above the conveyor belt 4 are arranged on the left side of the machine base 1, an ultrasonic cleaning tank 6 is arranged in the machine base 1, a drying box 13 is arranged on the right side of the machine base 1, and a control panel 2 for controlling the whole cleaner is arranged on the front side of the machine base 1. The machine base 1 is positioned above the dust removing roller 5 and the drying box 13 and is respectively provided with a pair of spring lifting rods 9, a middle cross rod 7 is arranged between the pair of spring lifting rods 9, and a plurality of clamps 8 for clamping the PCB are arranged on the middle cross rod 7. The machine base 1 is arranged above the ultrasonic cleaning tank 6, a pair of guide rail type lifting devices 11 are arranged, and the guide rail type lifting devices 11 are connected with the spring lifting rods 9 on the left side and the right side through sliding grooves 10.
The left side of frame 1 sets up motor 3, and motor 3's output is connected with conveyer belt 4 and dust removal gyro wheel 5.
The edges of the joint of the left side and the right side of the ultrasonic cleaning tank 6, the conveyor belt 4 and the drying box 13 are provided with grooves for positioning the PCB. At least two ultrasonic generators, for example, preferably 6 ultrasonic transducers, are mounted at the bottom of the ultrasonic cleaning tank 6. The inlet water of the ultrasonic cleaning tank 6 is also provided with a filtering system and a circulating system. The side surface of the case 1 is provided with a water inlet and a cleaning agent feeding port.
In this embodiment, the rail type lifting device 11 is provided with a lifting block, and stoppers are mounted on the bottom of the lifting block and the top of the spring lifting rod 9. A connecting rod 12 is connected between the two guide rail type lifting devices 11, and a groove for connecting the middle cross rod 7 is arranged below the connecting rod 12.
The two ends of the middle cross rod 7 are designed as balls, and the sliding groove 10 is perpendicular to the middle cross rod 7. The sliding groove 10 is internally provided with an air pump, the middle cross rod 7 is driven by the air pump to slide left and right on the sliding groove 10, and the air pump is connected and locked with the spring lifting rod 9 and the guide rail type lifting device 11.
The inner walls of the drying box 13 are provided with ventilation grooves, the ventilation grooves of the same inner wall are parallel to each other, and the inner walls of the drying box 13 which are oppositely arranged are mutually perpendicular. A discharging conveyor belt is arranged on the bottom surface inside the drying box 13.
The front of the machine base 1 is provided with a control panel 2, and the controller is arranged in the control panel 2. The signal output end of the controller is respectively connected with the input ends of the ultrasonic generator, the spring lifting rod 9, the guide rail type lifting device 11 and the drying box 13. In this embodiment, the control panel 2 is configured with a display screen and three circular buttons, namely, a start button, a stop button and a restart button, in this order from top to bottom.
In this embodiment, the lower parts of the four corners of the stand 1 are also provided with anti-slip foot pads 14.
Working principle: when the cleaning agent cleaning device works, firstly, parameters such as the ratio of the cleaning agent to water, ultrasonic power, cleaning time, temperature and the like to be set are selected on the display screen of the control panel 2, the first round button starting device from top to bottom on the right side is pressed down, and the residual cleaning time and the residual cleaning agent amount can be displayed on the display screen. When the machine starts, plasma water and cleaning agent are automatically injected into the ultrasonic cleaning tank 6 according to the set proportion, the ultrasonic cleaning tank stops after reaching the set water level line, the PCB is placed on the conveyor belt 4, the power source of the conveyor belt 4 is driven by the motor 3, and the PCB passes through the hairbrush of the dust removal roller 5, so that preliminary cleaning is completed. When the machine is started, the spring lifting rod 9 compresses the spring, so that the middle cross rod 7 and the clamp 8 are lowered to a groove between the conveyor belt 4 and the ultrasonic cleaning tank 6, the spring lifting rod 9 automatically ascends after the PCB is sensed, and the middle cross rod 7 is moved to the middle of the guide rail type lifting device 11 along the sliding groove 10. The connecting rod 12 is lowered, balls on two sides of the middle cross rod 7 are connected and locked with grooves on lifting blocks of the guide rail type lifting device 11 under the driving of the air pump, the guide rail type lifting device 11 moves vertically downwards along the vertical sliding groove, the downward movement is stopped when the lifting blocks contact the upper surface of the machine base 1, at the moment, the PCB circuit board is completely soaked in cleaning liquid of the ultrasonic cleaning tank 6, the set cleaning time is waited, the cleaning is completed, and the cleaning time is ended. The guide rail type lifting device 11 automatically ascends, balls at two ends of the middle cross rod 7 enter the right side sliding groove 10 again under the action of the air pump and are connected with the right side spring lifting rod 9, the springs on the spring lifting rod 9 are compressed, the PCB is horizontally placed on a conveyor belt in the drying box 13, a visual detection system in the drying box 13 detects that the circuit board starts drying, the whole cleaning process of the PCB is completed, the middle cross rod returns to the left end of the machine along the sliding groove 10, and the next round of cleaning is ready to start.
The main mechanism of ultrasonic cleaning is that the cavitation effect of liquid is utilized, liquid molecules are stretched and extruded under the action of ultrasonic waves to form cavitation bubbles, the internal and external pressure difference of a cavity enables the cavitation bubbles to break to generate impact force, dirt attached to the surface of a workpiece is stripped, meanwhile, the ultrasonic waves have the stirring effect, so that the dirt can be accelerated to be dissolved in a cleaning agent, the problems of hole blocking and hole plugging of a solder resist can be improved, and scaling powder remained on the surface of a cleaning circuit board can be helped.
According to the PCB ultrasonic cleaner provided by the utility model, the integrated automatic procedures of dust removal, ultrasonic cleaning and drying are formed through the coordination of lifting, clamping and conveying among the control panel, the motor, the clamp, the spring lifting rod, the guide rail type lifting device and the sliding groove. And moreover, ultrasonic waves are applied to the cleaning of the PCB, so that the efficient cleaning effect is achieved, and the full flow of cleaning and maintenance of the PCB in small batches can be realized.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (10)
1. The utility model provides a PCB board ultrasonic cleaner, includes frame (1), its characterized in that, the left side of frame (1) disposes conveyer belt (4) and is located dust removal gyro wheel (5) of conveyer belt (4) top, dispose ultrasonic cleaning tank (6) in frame (1), the right side of frame (1) disposes stoving case (13), frame (1) are located dust removal gyro wheel (5) and be located the top of stoving case (13) disposes a pair of spring lifter (9) respectively, dispose middle horizontal pole (7) between a pair of spring lifter (9), install a plurality of anchor clamps (8) that are used for pressing from both sides getting the PCB board on middle horizontal pole (7), frame (1) are located the top of ultrasonic cleaning tank (6) disposes a pair of guide tracked elevator (11), use sliding tray (10) to connect between tracked elevator (11) and spring lifter (9).
2. The ultrasonic cleaner for the PCB board according to claim 1, wherein a motor (3) is arranged on the left side of the base (1), and the output end of the motor (3) is connected with the conveyor belt (4) and the dust removing roller (5).
3. The ultrasonic cleaner for the PCB according to claim 1, wherein the edge of the joint of the ultrasonic cleaning tank (6) with the conveyor belt (4) and the drying box (13) is provided with a groove for positioning the PCB.
4. The ultrasonic cleaner for the PCB board according to claim 1, wherein at least two ultrasonic generators are installed at the bottom of the ultrasonic cleaning tank (6), and the water inlet of the ultrasonic cleaning tank (6) is further provided with a filtering system and a circulating system.
5. The ultrasonic cleaner for the PCB according to claim 1, wherein a lifting block is arranged on the guide rail type lifting device (11), and a limiter is arranged at the bottom of the lifting block and at the top of the spring lifting rod (9).
6. The ultrasonic cleaning machine for the seed PCB boards according to claim 1, characterized in that a connecting rod (12) is connected between the two guide rail type lifting devices (11), and a groove for connecting the middle cross rod (7) is arranged below the connecting rod (12).
7. The ultrasonic cleaner for PCB boards according to claim 1, characterized in that the two ends of the intermediate cross bar (7) are of ball design.
8. The ultrasonic cleaner for the PCB board according to claim 1, wherein the sliding groove (10) is arranged vertically to the middle cross bar (7).
9. The ultrasonic cleaner for the PCB according to claim 1, wherein a water inlet and a cleaning agent feed port are arranged on the side surface of the base (1).
10. The ultrasonic cleaner for the PCB board according to claim 1, wherein the control panel (2) is arranged on the front surface of the base (1), and a controller is arranged inside the control panel (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321415546.4U CN220111812U (en) | 2023-06-06 | 2023-06-06 | PCB ultrasonic cleaner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321415546.4U CN220111812U (en) | 2023-06-06 | 2023-06-06 | PCB ultrasonic cleaner |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220111812U true CN220111812U (en) | 2023-12-01 |
Family
ID=88915294
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321415546.4U Active CN220111812U (en) | 2023-06-06 | 2023-06-06 | PCB ultrasonic cleaner |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220111812U (en) |
-
2023
- 2023-06-06 CN CN202321415546.4U patent/CN220111812U/en active Active
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