CN220858525U - Cleaning device for circuit board processing - Google Patents
Cleaning device for circuit board processing Download PDFInfo
- Publication number
- CN220858525U CN220858525U CN202322492534.8U CN202322492534U CN220858525U CN 220858525 U CN220858525 U CN 220858525U CN 202322492534 U CN202322492534 U CN 202322492534U CN 220858525 U CN220858525 U CN 220858525U
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- China
- Prior art keywords
- fixedly connected
- circuit board
- cleaning device
- sliding
- block
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- 238000004140 cleaning Methods 0.000 title claims abstract description 64
- 206010066054 Dysmorphism Diseases 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 239000012459 cleaning agent Substances 0.000 description 8
- 239000007921 spray Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 230000001788 irregular Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005507 spraying Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- 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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- Manufacturing Of Printed Wiring (AREA)
Abstract
The utility model relates to the technical field of circuit board production and processing, and discloses a cleaning device for circuit board processing, which comprises an operation table, wherein two sliding rails are respectively arranged on the front side and the rear side of the operation table, the outer parts of one far side of the four sliding rails are connected with a conveying frame in a sliding manner, the front side and the rear side of the conveying frame are respectively fixedly connected with a driving assembly, the front side and the rear side of the conveying frame are respectively fixedly connected with two sliding assemblies, the front side and the rear side of the top of the conveying frame are respectively fixedly connected with two special-shaped blocks, one fixing column is rotationally connected to the close side of each of the two special-shaped blocks on the front side, and the other fixing column is rotationally connected to the close side of each of the two special-shaped blocks on the rear side. According to the utility model, the circuit board is clamped and fixed during cleaning, and the movable blocks clamp the circuit boards, so that the cleaning efficiency is improved, and the circuit board is cleaned by back and forth friction, so that the circuit board is uniformly covered or cleaned, and the processing quality is improved.
Description
Technical Field
The utility model relates to the technical field of circuit board production and processing, in particular to a cleaning device for circuit board processing.
Background
The circuit board processing refers to the process of manufacturing, processing and assembling the circuit board, the circuit board is an important electronic component based on connection of a conductive circuit on a non-conductive substrate and an electronic component, and the main purpose of using a cleaning device in the circuit board processing is to remove pollutants, impurities and chemical substances remained in the processing process, ensure the cleanliness and quality of the circuit board, and improve the reliability and performance of a circuit.
Through searching, the prior Chinese patent publication number is: CN214813111U, provide a circuit board cleaning device, including the chassis, the chassis has offered a working chamber; the rotating disk is arranged at the bottom of the working containing cavity; the loading frame is arranged on the rotating disc; the water spraying pipes are distributed on the cavity wall of the working containing cavity; the utility model discloses a circuit board cleaning device, which comprises a rotatable rotating disc, a circuit board cleaning device and a circuit board cleaning device, wherein the rotatable rotating disc is provided with a plurality of loading grooves, a plurality of loading grooves are distributed on the loading frame along the same plane, loading groove openings extend to the side walls of the frame, cleaning grooves which are correspondingly communicated with the loading grooves are arranged on the surface of the frame, the baffle bars are rotatably arranged on the side walls of the frame and are used for blocking the loading groove openings.
The specific embodiments of the above description refer to: the circuit board is driven to rotate at the rotary disk and is matched with the water spraying pipe to spray water for cleaning the surface of the circuit board, the water on the surface of the circuit board is dried by centrifugal force, however, the circuit board is possibly separated in the process of rotary drying, so that the quality of the circuit board is reduced, the cleaning effect is poor, and meanwhile, the capacity of a loading groove and the capacity of a cleaning groove of a loading frame are fixed, so that the circuit board can only be cleaned for one type of circuit board, and the cleaning efficiency is low.
To solve the above problems, a cleaning device for circuit board processing is proposed to solve the above problems.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and provides the cleaning device for processing the circuit board, which enables a plurality of movable blocks to clamp a plurality of circuit boards, improves the cleaning efficiency, and increases the cleaning friction force through the back and forth cleaning operation, thereby improving the processing quality.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a belt cleaning device is used in circuit board processing, includes the operation panel, two slide rails have all been seted up to the front and back both sides of operation panel, four the outside sliding connection in slide rail looks remote side has the transportation frame, the front and back both sides of transportation frame all fixedly connected with drive assembly, the front and back both sides of transportation frame all fixedly connected with two sliding assembly, the top front and back both sides of transportation frame all fixedly connected with two dysmorphism pieces, the front side two the close one side of dysmorphism piece rotates and is connected with a fixed column, the rear side two the close one side of dysmorphism piece rotates and is connected with another fixed column, the outside of fixed column rotates and is connected with a plurality of expansion modules;
Through above-mentioned technical scheme for the circuit board realizes the centre gripping fixed when wasing, through the centre gripping circuit board, can reduce vibration and the possibility of deformation, keeps stability and the shape integrality of circuit board in the cleaning process.
Further, a first support frame is fixedly connected to the right side of the top of the operating table, a profiled bar is slidably connected to the outer portion of the first support frame, a second support frame is fixedly connected to the right side of the top of the profiled bar, a motor is fixedly connected to the inner wall of the top of the second support frame, a rotary table is fixedly connected to the driving end of the motor, a connecting roller is rotatably connected to the bottom of the rotary table, a sliding plate is slidably connected to the middle portion of the profiled bar, and a brush is fixedly connected to the bottom of the sliding plate;
Through above-mentioned technical scheme for the circuit board is washd through the back and forth friction, through the back and forth cleaning operation, makes processing agent, coating or cleaner evenly adhere to circuit board surface, realizes covering or wasing evenly, thereby improves processingquality.
Further, the driving assembly comprises a hydraulic cylinder, a connecting plate and a limiting block, wherein the outer part of the hydraulic cylinder is fixedly connected to the middle part of the front side of the transportation frame, the driving end of the hydraulic cylinder is fixedly connected to the bottom of the limiting block, the outer part of the limiting block is fixedly connected to the top of the connecting plate, and the connecting plate is fixedly connected to the top of the sliding assembly;
Through above-mentioned technical scheme, drive the motion of connecting plate through the pneumatic cylinder, it is spacing simultaneously to carry out by the stopper.
Further, the sliding component comprises a connecting block and a sliding block, the rear sides of the two connecting blocks on the front side are fixedly connected to the front side of the transportation frame, the front sides of the two connecting blocks on the rear side are fixedly connected to the rear side of the transportation frame, the top of the sliding block is fixedly connected to the bottom of the driving component, the rear sides of the two sliding blocks on the front side are connected to the front sides of the connecting blocks, and the front sides of the two sliding blocks on the rear side are connected to the rear sides of the connecting blocks;
Through above-mentioned technical scheme, slide on the connecting block through the slider, realize that the part carries out the up-and-down motion.
Further, the telescopic assembly comprises a spring and a movable block, the top of the spring is fixedly connected to the bottom of the movable block, the bottom of the spring is fixedly connected to the top of the transportation frame, and the middle of the movable block is rotatably connected to the outer part of the fixed column;
through above-mentioned technical scheme, a plurality of movable blocks carry out the centre gripping to a plurality of route boards, have improved abluent efficiency, are spacing by the spring simultaneously.
Further, a cleaning box is fixedly connected to the left side of the operation table, a telescopic hose is fixedly connected to the front side of the cleaning box, a fixed roller is fixedly connected to the other end of the telescopic hose, and a plurality of spray heads are fixedly connected to the right side of the fixed roller;
Through the technical scheme, the spray head is used for spraying the cleaning agent, so that the circuit board is cleaned.
Further, the fixed roller is fixedly connected to the left side of the top of the transport frame;
through the technical scheme, the cleaning agent in the cleaning box is transported through the fixed roller.
Further, the bottom of the hairbrush is contacted with the top of the transportation frame, and the other end of the connecting roller is rotatably connected with the top of the sliding plate;
through above-mentioned technical scheme, drive the brush through the connecting roller and carry out reciprocating motion to realize that the brush washs the circuit board through the back and forth friction.
The utility model has the following beneficial effects:
1. According to the utility model, the circuit board is clamped and fixed during cleaning through the matching of the driving assembly, the hydraulic cylinder, the connecting plate, the limiting block, the sliding assembly, the connecting block, the sliding block, the special-shaped block, the fixed column, the telescopic assembly, the spring, the movable block and other parts, and the possibility of vibration and deformation can be reduced through clamping the circuit board, so that the stability and the shape integrity of the circuit board in the cleaning process are maintained, and meanwhile, the plurality of movable blocks clamp the plurality of circuit boards, thereby improving the cleaning efficiency.
2. According to the utility model, the circuit board is cleaned through back and forth friction through the cooperation of the first support frame, the irregular plate, the second support frame, the motor, the turntable, the connecting roller, the sliding plate, the hairbrush and other parts, and the processing agent, the coating or the cleaning agent is uniformly attached to the surface of the circuit board through back and forth cleaning operation, so that uniform coverage or cleaning is realized, and the processing quality is improved.
Drawings
Fig. 1 is a perspective view of a cleaning device for circuit board processing according to the present utility model;
Fig. 2 is a schematic diagram of a sliding plate structure of a cleaning device for circuit board processing according to the present utility model;
Fig. 3 is a schematic diagram of a turntable structure of a cleaning device for circuit board processing according to the present utility model.
Legend description:
1. An operation table; 2. a transport rack; 3. a drive assembly; 301. a hydraulic cylinder; 302. a connecting plate; 303. a limiting block; 4. a sliding assembly; 401. a connecting block; 402. a slide block; 5. a special-shaped block; 6. fixing the column; 7. a telescoping assembly; 701. a spring; 702. a movable block; 8. a first support frame; 9. a shaped plate; 10. a second support frame; 11. a motor; 12. a turntable; 13. a connecting roller; 14. a slide plate; 15. a brush; 16. a cleaning box; 17. a flexible hose; 18. a fixed roller; 19. a spray head.
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. 1-2, one embodiment provided by the present utility model is: the utility model provides a belt cleaning device for circuit board processing, which comprises an operation table 1, two slide rails have all been seted up to the front and back both sides of operation panel 1, four slide rails are outside sliding connection in one side that is far away mutually has transportation frame 2, will need carry out abluent circuit board at the top of transportation frame 2, slide on the slide rail of operation panel 1 through transportation frame 2, both sides all fixedly connected with drive assembly 3 around transportation frame 2, drive assembly 3 includes pneumatic cylinder 301, connecting plate 302 and stopper 303, the outside fixed connection of pneumatic cylinder 301 is in the front side middle part of transportation frame 2, the drive end fixed connection of pneumatic cylinder 301 is in the bottom of stopper 303, the outside fixed connection of stopper 303 is at the top of connecting plate 302, start drive assembly 3, move upward through the motion of pneumatic cylinder 301 drive connecting plate 302, limit through stopper 303 simultaneously, prevent pneumatic cylinder 301 roll-off, the two sliding components 4 are fixedly connected to the front side and the rear side of the transport frame 2, the connecting plate 302 is fixedly connected to the top of the sliding components 4, the sliding components 4 comprise a connecting block 401 and a sliding block 402, the rear sides of the two connecting blocks 401 at the front side of the transport frame 2 are fixedly connected to the rear side of the transport frame 2, the top of the sliding block 402 is fixedly connected to the bottom of the driving component 3, the rear sides of the two sliding blocks 402 at the front side are in sliding connection with the front side of the connecting block 401, the front sides of the two sliding blocks 402 at the rear side are in sliding connection with the rear side of the connecting block 401, the sliding block 402 slides on the connecting block 401 to realize the up-and-down movement of components, the front side and the rear side of the top of the transport frame 2 are fixedly connected with two special-shaped blocks 5, the adjacent sides of the two special-shaped blocks 5 at the front side are rotationally connected with one fixing column 6, the adjacent sides of the two special-shaped blocks 5 at the rear side are rotationally connected with the other fixing column 6, the outside rotation of fixed column 6 is connected with a plurality of expansion assembly 7, expansion assembly 7 includes spring 701 and movable block 702, the top fixed connection of spring 701 is in the bottom of movable block 702, the bottom fixed connection of spring 701 is at the top of transportation frame 2, the middle part of movable block 702 rotates the outside of connecting at fixed column 6, slide outside at connecting block 401 through slider 402, thereby drive the motion of expansion assembly 7, upward movement through movable block 702, drive spring 701 stretches, carry out the rotation and the spacing of movable block 702 through fixed column 6 this moment, then realize movable block 702 centre gripping fixed to the circuit board, through the centre gripping circuit board, can reduce the possibility of vibration and deformation, keep the stability and the shape integrality of circuit board in the cleaning process, simultaneously a plurality of movable blocks 702 carry out the centre gripping to a plurality of circuit boards, the efficiency of cleaning has been improved, when accomplishing the cleaning, through transportation frame 2 on operation panel 1 slide reset, drive assembly 3 is started again, the motion through pneumatic cylinder 301 drives connecting plate 302 upward movement, make movable block 702 separate with the circuit board, spring 701 resets simultaneously, take out the board.
Referring to fig. 1 and 3, a first supporting frame 8 is fixedly connected to the right side of the top of the operation table 1, a profiled bar 9 is slidingly connected to the outside of the first supporting frame 8, a second supporting frame 10 is fixedly connected to the right side of the top of the profiled bar 9, a motor 11 is fixedly connected to the inner wall of the top of the second supporting frame 10, a rotary table 12 is fixedly connected to the driving end of the motor 11, a connecting roller 13 is rotatably connected to the bottom of the rotary table 12, the other end of the connecting roller 13 is rotatably connected to the top of a sliding plate 14, a sliding plate 14 is slidingly connected to the middle of the profiled bar 9, a brush 15 is fixedly connected to the bottom of the sliding plate 14, the bottom of the brush 15 is in contact with the top of the transportation frame 2, when the transportation frame 2 moves to the right side, a sliding rail of the profiled bar 9 on the first supporting frame 8 moves, the motor 11 is started, the rotary table 12 is driven to rotate by the movement of the motor 11, and then the connecting roller 13 is driven to move, the sliding plate 14 is driven to move in the irregular plate 9, the brush 15 is used for cleaning a circuit board through back and forth friction, the processing agent, the coating or the cleaning agent is uniformly attached to the surface of the circuit board through back and forth cleaning operation, uniform coverage or cleaning is realized, thereby improving the processing quality, when cleaning is completed, the irregular plate 9 is lifted on the first supporting frame 8, the brush 15 is separated from the circuit board, the cleaning box 16 is fixedly connected to the left side of the operation table 1, the flexible hose 17 is fixedly connected to the front side of the cleaning box 16, the fixed roller 18 is fixedly connected to the other end of the flexible hose 17, the fixed roller 18 is fixedly connected to the left side of the top of the transportation frame 2, the spray heads 19 are fixedly connected to the right side of the fixed roller 18, the cleaning box 16 is started, the cleaning agent is transported into the flexible hose 17 through the cleaning box 16, and is transported into the fixed roller 18 through the flexible hose 17, the circuit board is then sprayed through the spray head 19.
Working principle: firstly, a circuit board to be cleaned is placed on the top of a transportation frame 2, at the moment, a driving component 3 is started, a connecting plate 302 is driven to move upwards through the movement of a hydraulic cylinder 301, meanwhile, limiting is carried out through a limiting block 303, the hydraulic cylinder 301 is prevented from sliding out, then the sliding component 4 is driven to move, sliding is carried out outside a connecting block 401 through a sliding block 402, thus, the telescopic component 7 is driven to move, the movable block 702 moves upwards to drive a spring 701 to stretch, at the moment, the movable block 702 is rotated and limited through a fixed column 6, then the movable block 702 is clamped and fixed on the circuit board, the possibility of vibration and deformation can be reduced through clamping the circuit board, the stability and the shape integrity of the circuit board in the cleaning process are maintained, meanwhile, the clamping of a plurality of circuit boards is carried out through a plurality of movable blocks 702, the cleaning efficiency is improved, at the moment, a cleaning box 16 is started, the cleaning agent is transported into the flexible hose 17 through the cleaning box 16, enters the fixed roller 18 through the transportation of the flexible hose 17, then sprays the circuit board through the spray head 19, then slides on the sliding rail of the operation table 1 through the transportation frame 2, when the transportation frame 2 moves to the right, the sliding rail on the first supporting frame 8 through the special-shaped plate 9 moves, so that the bottom of the hairbrush 15 is contacted with the circuit board, meanwhile, the motor 11 is started, the rotation of the turntable 12 is driven through the movement of the motor 11, then the movement of the connecting roller 13 is driven, the sliding plate 14 is driven to move in the special-shaped plate 9, the circuit board is cleaned through back and forth friction, the processing agent, the coating or the cleaning agent is uniformly attached on the surface of the circuit board through the back and forth cleaning operation, the processing agent, the coating or the cleaning agent is uniformly covered or cleaned on the surface of the circuit board, and the processing quality is improved, when the cleaning is completed, the irregular plate 9 ascends on the first supporting frame 8, so that the hairbrush 15 is separated from the circuit board, then the hairbrush is slid leftwards on the operating table 1 through the conveying frame 2 to reset, the driving assembly 3 is started again, the connecting plate 302 is driven to move upwards through the movement of the hydraulic cylinder 301, the movable block 702 is separated from the circuit board, the spring 701 is reset, and a worker takes out the circuit board.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, 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 (8)
1. The utility model provides a belt cleaning device is used in circuit board processing, includes operation panel (1), its characterized in that: two slide rails have all been seted up to the front and back both sides of operation panel (1), four slide rail is far away one side outside sliding connection mutually has transportation frame (2), the front and back both sides of transportation frame (2) all fixedly connected with drive assembly (3), the front and back both sides of transportation frame (2) all fixedly connected with two slip subassembly (4), the both sides are two dysmorphism pieces (5) all fixedly connected with around the top of transportation frame (2), and the front side is two the close one side rotation of dysmorphism piece (5) is connected with one fixed column (6), and the rear side is two the close one side rotation of dysmorphism piece (5) is connected with another fixed column (6), the outside rotation of fixed column (6) is connected with a plurality of expansion members (7).
2. The cleaning device for circuit board processing according to claim 1, wherein: the utility model discloses a top right side fixedly connected with first support frame (8) of operation panel (1), the outside sliding connection of first support frame (8) has abnormal shape board (9), the top right side fixedly connected with second support frame (10) of abnormal shape board (9), the top inner wall fixedly connected with motor (11) of second support frame (10), drive end fixedly connected with carousel (12) of motor (11), the bottom rotation of carousel (12) is connected with connecting roller (13), the middle part sliding connection of abnormal shape board (9) has slide (14), the bottom fixedly connected with brush (15) of slide (14).
3. The cleaning device for circuit board processing according to claim 1, wherein: the driving assembly (3) comprises a hydraulic cylinder (301), a connecting plate (302) and a limiting block (303), wherein the outer part of the hydraulic cylinder (301) is fixedly connected to the middle part of the front side of the transportation frame (2), the driving end of the hydraulic cylinder (301) is fixedly connected to the bottom of the limiting block (303), the outer part of the limiting block (303) is fixedly connected to the top of the connecting plate (302), and the connecting plate (302) is fixedly connected to the top of the sliding assembly (4).
4. The cleaning device for circuit board processing according to claim 1, wherein: the sliding assembly (4) comprises a connecting block (401) and a sliding block (402), the rear sides of the connecting block (401) are fixedly connected to the front side of the conveying frame (2), the front sides of the connecting block (401) are fixedly connected to the rear side of the conveying frame (2), the top of the sliding block (402) is fixedly connected to the bottom of the driving assembly (3), the rear sides of the sliding block (402) are fixedly connected to the front side of the connecting block (401), and the front sides of the sliding block (402) are fixedly connected to the rear side of the connecting block (401).
5. The cleaning device for circuit board processing according to claim 1, wherein: the telescopic assembly (7) comprises a spring (701) and a movable block (702), the top of the spring (701) is fixedly connected to the bottom of the movable block (702), the bottom of the spring (701) is fixedly connected to the top of the transportation frame (2), and the middle of the movable block (702) is rotatably connected to the outer portion of the fixed column (6).
6. The cleaning device for circuit board processing according to claim 1, wherein: the novel shower nozzle is characterized in that a cleaning box (16) is fixedly connected to the left side of the operating platform (1), a telescopic hose (17) is fixedly connected to the front side of the cleaning box (16), a fixed roller (18) is fixedly connected to the other end of the telescopic hose (17), and a plurality of shower nozzles (19) are fixedly connected to the right side of the fixed roller (18).
7. The cleaning device for circuit board processing according to claim 6, wherein: the fixed roller (18) is fixedly connected to the left side of the top of the conveying frame (2).
8. The cleaning device for circuit board processing according to claim 2, wherein: the bottom of the brush (15) is contacted with the top of the transportation frame (2), and the other end of the connecting roller (13) is rotationally connected with the top of the sliding plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322492534.8U CN220858525U (en) | 2023-09-14 | 2023-09-14 | Cleaning device for circuit board processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322492534.8U CN220858525U (en) | 2023-09-14 | 2023-09-14 | Cleaning device for circuit board processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220858525U true CN220858525U (en) | 2024-04-26 |
Family
ID=90774441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322492534.8U Active CN220858525U (en) | 2023-09-14 | 2023-09-14 | Cleaning device for circuit board processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220858525U (en) |
-
2023
- 2023-09-14 CN CN202322492534.8U patent/CN220858525U/en active Active
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