CN218690886U - Three-proofing paint spraying device for circuit board - Google Patents
Three-proofing paint spraying device for circuit board Download PDFInfo
- Publication number
- CN218690886U CN218690886U CN202222704060.4U CN202222704060U CN218690886U CN 218690886 U CN218690886 U CN 218690886U CN 202222704060 U CN202222704060 U CN 202222704060U CN 218690886 U CN218690886 U CN 218690886U
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- axis
- circuit board
- cabinet
- spraying device
- proofing paint
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- 238000005507 spraying Methods 0.000 title claims abstract description 55
- 239000003973 paint Substances 0.000 title claims abstract description 30
- 239000004922 lacquer Substances 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 239000000428 dust Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 22
- 239000007921 spray Substances 0.000 claims description 15
- 238000007689 inspection Methods 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000003086 colorant Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 238000001723 curing Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000007 visual effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000005304 optical glass Substances 0.000 description 2
- 238000003848 UV Light-Curing Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a be used for circuit board three proofings lacquer spraying device, including rack, truss manipulator, circuit board support, ultraviolet lamp, detection camera. The circuit board is cleaned by the brush and the dust absorption vehicle before being sprayed with the three-proofing paint, which is beneficial to the control of quality. After the circuit board is sprayed, the circuit board is irradiated by an ultraviolet lamp, and the circuit board coated with the three-proofing paint can show different colors. Under the cooperation of the detection camera and the external line lamp, the quality of the spraying can be rapidly detected, and the quality of the spraying can be well controlled. In addition, UV three proofings lacquer accessible ultraviolet curing through control ultraviolet intensity, can let three proofings lacquer solidify sooner.
Description
Technical Field
The utility model belongs to the technical field of circuit board processing equipment technique and specifically relates to indicate a be used for circuit board three proofings lacquer spraying device.
Background
Printed circuit boards, also known as printed circuit boards, are providers of electrical connections for electronic components, and the use of such boards can reduce wiring and assembly errors, greatly increasing the integration of electronic devices. After the circuit board is mounted with the components, the surface of the circuit board needs to be coated with a conformal coating for protecting the metal surface of the circuit board and the welding positions of the components. The three-proofing paint has good high and low temperature resistance; after being cured, the coating becomes a transparent protective film which has the characteristics of excellent insulation, moisture resistance, electric leakage resistance, shock resistance, dust resistance, corrosion resistance, aging resistance, corona resistance and the like.
Before the circuit board is sprayed with the three-proofing paint, the circuit board must be ensured to be clean and free of dust in order to ensure the spraying quality. In production, the circuit board is usually cleaned manually by air or a brush, and then is conveyed into a cabinet for spraying, and the circuit board is conveyed into the cabinet for spraying after the manual cleaning, so that the working efficiency is very low.
The three-proofing paint spraying on the surface of the circuit board needs to detect the coating quality so as to confirm whether the three-proofing paint is coated comprehensively. However, many three-proofing paint spraying equipment have no detection function, are often detected in subsequent production processes, and are sprayed and repaired after problems are found. This mode is not conducive to quality management. For example, publication (bulletin) No.: CN205020287U, which has no function to detect the quality of the spray.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides one kind and is used for circuit board three proofings lacquer spraying device, and it just can be cleaned in the circuit board material loading, can in time detect three proofings lacquer spraying quality moreover to overcome prior art's not enough.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the application provides a three-proofing paint spraying device for a circuit board, which comprises a cabinet; a discharge hole is formed in the left side of the cabinet, a feed hole is formed in the right side of the cabinet, and an inspection window is formed in one side of the front face of the cabinet; a circuit board support for placing a circuit board is arranged in the cabinet, and the circuit board support is connected with the feeding hole and the discharging hole; the top in the cabinet is provided with an ultraviolet lamp and a detection camera which face the circuit board bracket; the upper part and the lower part of the outer side of the feeding hole are provided with brushes, and one side of the brushes close to the inner part is provided with a dust suction port; the truss manipulator is arranged above the circuit board bracket; the truss manipulator is provided with at least one spraying valve; the spray valve has a spray head; the spraying valve can move downwards to spray the circuit board on the circuit board support.
Furthermore, the circuit board support comprises two material rails arranged at intervals and a conveying belt arranged between the two material rails; wherein, the width-adjusting screw rod is penetrated in the two material rails; a hand wheel is arranged on the width adjusting screw rod; and rotating the hand wheel to change the distance between the two material rails.
Preferably, the edge positions of the tops of the inner sides of the two material rails are provided with limiting steps; a limit passage is formed between the two limit steps.
Further, the truss manipulator comprises an X shaft assembly, a Y shaft assembly and a Z shaft assembly; the X-axis assembly comprises an X-axis slide rail and an X-axis motor;
the Y-axis assembly comprises a Y-axis slide rail and a Y-axis motor; the Y-axis slide rail is arranged on the X-axis slide rail in a sliding manner, and the output end of the X-axis motor is connected with the Y-axis slide rail so as to drive the Y-axis slide rail to slide back and forth on the X-axis slide rail;
the Z-axis assembly comprises a Z-axis mounting bracket, a first Z-axis cylinder, a second Z-axis cylinder and the spraying valve; the mounting bracket is arranged on the Y-axis slide rail in a sliding manner, and the output end of the Y-axis motor is connected with the Z-axis mounting bracket so as to drive the Z-axis mounting bracket to slide back and forth on the Y-axis slide rail; the first Z-axis cylinder is arranged on the Z-axis mounting bracket; the output end of the first Z-axis cylinder is connected with the second Z-axis cylinder; and the output end of the second Z-axis cylinder is connected with a spraying valve.
Preferably, a spring hinge is arranged between the inspection window and the cabinet.
Preferably, the inspection window is inlaid with ultraviolet-proof glass.
Preferably, the brush is a rolling brush.
Preferably, an air suction opening is formed in the inner wall of the cabinet.
Preferably, a console is arranged on the outer side of the cabinet; the control console is connected with the ultraviolet lamp, the detection camera and the conveyor belt motor.
Preferably, the outer sides of the discharge port and the feed port are vertically provided with a protective door, and an avoidance groove is formed in the protective door; the protective door can seal the discharge port and the feed port from top to bottom.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme for circuit board three proofings lacquer spraying device, including rack, truss manipulator, circuit board support, ultraviolet lamp, detection camera.
The circuit board is loaded to the circuit board support from the feed inlet, and when the circuit board was loaded, two upper and lower brushes cleaned the circuit board, and the dust that the while was cleaned is siphoned away by the dust absorption mouth, can improve production and be efficiency. After the circuit board is sprayed, the circuit board is irradiated by an ultraviolet lamp, and the circuit board coated with the three-proofing paint can show different colors. Under the cooperation of detecting camera and outer line lamp jointly, can detect the quality of spraying fast, the efficiency of production is higher. In addition, UV three proofings lacquer accessible ultraviolet curing through control ultraviolet intensity, can let three proofings lacquer solidify sooner.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of a part of the structure of the embodiment of the present invention.
Fig. 3 is a schematic view of a Z-axis assembly according to an embodiment of the present invention.
Fig. 4 is a schematic front view of a part of the structure of the embodiment of the present invention.
Description of the figures:
10. machine cabinet 11 and discharge port
12. Feed inlet 13 and inspection window
14. Ultraviolet-proof glass 15 and control console
16. Display 17, suction opening
20. Circuit board support 21 and ultraviolet lamp
22. Detection camera 23 and dust collection port
24. Material rail 25 and width-adjusting screw rod
26. Hand wheel 27, limiting step
28. Limiting channel 29 and brush
30. Truss manipulator 310 and X-axis assembly
311. X-axis slide rail 312 and X-axis motor
320. Y-axis assembly 321 and Y-axis sliding rail
322. Y-axis motor 330 and Z-axis assembly
331. Z axle installing support 332, first Z axle cylinder
333. Second Z-axis cylinder 334 and spray coating valve
335. A spray head.
Detailed Description
Referring to fig. 1 to 4, a specific structure of a preferred embodiment of the present invention is shown, which is a three-proofing paint spraying device for circuit boards.
When the circuit board is loaded, the upper and lower brushes clean the circuit board, and meanwhile, the cleaned dust is sucked away by the dust suction port 23, so that the production efficiency can be improved, and the quality control is facilitated. Ultraviolet lamp 21 shines the circuit board behind three proofings lacquer spraying, under the common cooperation of detecting camera 22 and outer lamp, can detect the quality of spraying rapidly, and the quality is controlled better. In addition, UV three proofings lacquer accessible ultraviolet curing through control ultraviolet intensity, can let three proofings lacquer solidify sooner.
The application provides a three-proofing paint spraying device for a circuit board, which comprises a cabinet 10; a discharge hole 11 is formed in the left side of the cabinet 10, a feed hole 12 is formed in the right side of the cabinet 10, and an inspection window 13 is formed in one side of the front face of the cabinet 10; a circuit board support 20 for placing a circuit board is arranged in the cabinet 10, and the circuit board support 20 is connected with the feed port 12 and the discharge port 11; the inner top of the cabinet 10 is provided with an ultraviolet lamp 21 and a detection camera 22 facing the circuit board bracket 20; a brush 29 is arranged at the upper and lower parts of the outer side of the feed port 12, and a dust suction port 23 is arranged at one side of the brush 29 close to the inner side; the truss robot 30 is disposed above the circuit board support 20; the truss manipulator 30 has at least one spray valve 334 thereon; the spray valve 334 has a spray head 335; the spray valve 334 is movable downward to spray the circuit board on the circuit board support 20. The circuit board is fed from the feeding hole 12 mechanically or manually, the motor of the brush 29 drives the brush 29 to rotate to clean the upper and lower surfaces of the circuit board, and the dust suction port 23 is connected with a dust collector to suck away foreign matters such as dust cleaned by the brush 29. Preferably, the brush 29 is provided with a spring at a mounting position, and the elastic force can make the brush 29 contact with the circuit board better. The circuit board is placed on the circuit board support 20 and the conveyor belt drives the circuit board to move. Preferably, a material sensor is provided at the side of the circuit board support 20, and when the circuit board is moved to the position, the conveyor is stopped, followed by the spraying valve 334 of the truss robot 30; the valve 334 is moved towards the circuit board and the head 335 of the valve 334 is then sprayed with the three-proofing lacquer. After the circuit board is painted with the conformal coating, the truss manipulator 30 moves to one side to irradiate the ultraviolet lamp 21, and under the irradiation of ultraviolet rays, the circuit board painted with the conformal coating can display different colors. The staff can see directly at the inspection window 13. Meanwhile, the detection camera 22 performs visual detection on the circuit board, so that whether the three-proofing paint is sprayed in place can be accurately judged. The inspection camera 22 mainly performs visual analysis by using the different color characteristics of the three-proofing paint under the irradiation of the ultraviolet lamp. Among them, the detection camera 22 is preferably a CCD camera. Therefore, the circuit board is cleaned before the three-proofing paint is sprayed, the spraying quality can be ensured, and the cleaning efficiency can be improved. Meanwhile, the spraying quality can be detected during spraying, so that the quality is further ensured, and the production speed of the circuit board is improved. In addition, UV three proofings lacquer accessible ultraviolet curing, through control ultraviolet intensity, can let three proofings lacquer solidify sooner. Preferably, the brush 29 is a rolling brush 29. The brush 29 motor is driven to rotate by the brush 29 motor. The UV curing is mainly embodied in UV three-proofing paint, the curing time is mainly related to the power of a UV lamp, the curing time is about 10s, the illumination requirement is improved, and the aim of forced curing can be achieved. Preferably, the ultraviolet lamp 21 is a belt of the ultraviolet lamp 21 or a tube of the ultraviolet lamp 21, and has a plurality of strips, the number of which is not limited.
Further, the circuit board support 20 includes two material rails 24 arranged at intervals, and a conveyor belt arranged between the two material rails 24; wherein, the width-adjusting screw rod 25 is penetrated in the two material rails 24; a hand wheel 26 is arranged on the width adjusting screw rod 25; the hand wheel 26 is turned to change the spacing between the two rails 24. Preferably, the edge positions of the tops of the inner sides of the two material rails 24 are provided with limit steps 27; a limit passage 28 is formed between the two limit steps 27. Preferably, the circuit board is loaded on the carrier, the two material rails 24 are arranged at intervals, the conveyor belt moves on the two material rails 24, so that the carrier moves in the limiting channel 28, and when the carrier moves to the preset position, the spraying head 335 moves towards the circuit board and coats the circuit board with the three-proofing paint. The handwheel 26 is driven to reduce the distance between the two material rails 24, so that the material rails can be suitable for carriers with different sizes, namely circuit boards with different sizes. It should be noted that the width of the belt is less than the distance between the two rails 24.
Further, the truss manipulator 30 comprises an X-axis assembly 310, a Y-axis assembly 320, and a Z-axis assembly 330; the X-axis assembly 310 comprises an X-axis slide rail 311 and an X-axis motor 312; the Y-axis assembly 320 comprises a Y-axis sliding rail 321 and a Y-axis motor 322; the Y-axis slide rail 321 is slidably arranged on the X-axis slide rail 311, and the output end of the X-axis motor 312 is connected with the Y-axis slide rail 321 to drive the Y-axis slide rail 321 to slide back and forth on the X-axis slide rail 311; the Z-axis assembly 330 comprises a Z-axis mounting bracket 331, a first Z-axis cylinder 332, a second Z-axis cylinder 333, and the spray valve 334; the mounting bracket is arranged on the Y-axis slide rail 321 in a sliding manner, and the output end of the Y-axis motor 322 is connected with the Z-axis mounting bracket 331 so as to drive the Z-axis mounting bracket 331 to slide back and forth on the Y-axis slide rail 321; the first Z-axis cylinder 332 is disposed on the Z-axis mounting bracket 331; the output end of the first Z-axis cylinder 332 is connected with a second Z-axis cylinder 333; the output end of the second Z-axis cylinder 333 is connected with a spraying valve 334. The X-axis motor 312 drives the Y-axis slide rail 321 to slide back and forth on the X-axis slide rail 311, the output end of the Y-axis motor 322 drives the Z-axis mounting support 331 to slide back and forth on the Y-axis slide rail 321, the first Z-axis cylinder 332 drives the spraying valve 334 to move up and down, and the second Z-axis cylinder 333 drives the spraying head 335 to move up and down. The first Z-axis cylinder 332 and the second Z-axis cylinder 333 can have two-stage adjusting precision when moving downwards, so that the spraying distance between the spraying head 335 and the circuit board can be more accurate, and the spraying quality is ensured. The input end of the preferred spray valve 334 is connected with a three-way valve electromagnetic valve, one way is connected with a three-proofing paint pipeline, and the other way is connected with a cleaning agent pipeline.
Preferably, a spring hinge is arranged between the inspection window 13 and the cabinet 10. Preferably, the inspection window 13 is embedded with an ultraviolet-proof glass 14. The spring hinge may facilitate opening or closing of the inspection window 13. Preferably, a handle is provided outside the inspection window 13. The ultraviolet-proof glass 14 (also known as ultraviolet-proof glass and ultraviolet-filtering glass) is a special optical glass capable of filtering ultraviolet rays, and is outstanding in optical glass. The ultraviolet-proof glass 14 can ensure the safety of workers.
Preferably, an air suction opening 17 is formed in an inner wall of the cabinet 10. The suction opening is connected with the exhaust fan, so that harmful gas generated by the conformal coating in the cabinet 10 can be exhausted for several times, and the safety of personnel is ensured.
Preferably, a console 15 is arranged on the outer side of the cabinet 10; the control console 15 is connected with the ultraviolet lamp 21, the detection camera 22 and the conveyor belt motor. The console 15 has a host and a display 16. The control console 15 controls the ultraviolet lamp 21, the detection camera 22 and the conveyor belt motor to work, and the display 16 displays the spraying progress, the detection result and the working state of the circuit board three-proofing paint spraying device in time, so that the device is simple and visual.
Preferably, the outer sides of the discharge port 11 and the feed port 12 are vertically provided with a protective door, and the protective door is provided with an avoidance groove; the protective door can seal the discharge port 11 and the feed port 12 from top to bottom. Guard gate top-down will discharge gate 11 and feed inlet 12 seal, and the guard gate is the metal sheet structure the last groove of dodging that runs through of guard gate is in order to avoid material rail 24, can effectively prevent like this that three proofings lacquer gas leakage, also can prevent ultraviolet leakage, and is safer, more reliable. The guard door is preferably driven by a guard door cylinder to move up and down.
To sum up, the utility model discloses a design focus lies in, before its circuit board spraying three proofings lacquer, brush and dust absorption mouth 23 clean the circuit board, are favorable to the quality to the accuse. Under the common cooperation of detecting camera 22 and outer line lamp, can detect the quality of spraying rapidly behind the three proofings lacquer spraying, the quality is controlled better. In addition, the three-proofing paint can be cured faster by controlling the ultraviolet intensity.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a be used for circuit board three proofings lacquer spraying device which characterized in that: comprises a machine cabinet; a discharge hole is formed in the left side of the cabinet, a feed hole is formed in the right side of the cabinet, and an inspection window is formed in one side of the front side of the cabinet; a circuit board support for placing a circuit board is arranged in the cabinet, and the circuit board support is connected with the feeding hole and the discharging hole; the top in the cabinet is provided with an ultraviolet lamp and a detection camera which face the circuit board bracket;
the upper part and the lower part of the outer side of the feeding hole are provided with brushes, and one side of the brushes close to the inner part is provided with a dust suction port; the truss manipulator is arranged above the circuit board bracket; the truss manipulator is provided with at least one spraying valve; the spray valve has a spray head; the spraying valve can move downwards to spray the circuit board on the circuit board bracket.
2. The three-proofing paint spraying device for circuit boards as claimed in claim 1, wherein: the circuit board support comprises two material rails arranged at intervals and a conveying belt arranged between the two material rails; wherein, the width-adjusting screw rod penetrates through the two material rails; a hand wheel is arranged on the width adjusting screw rod; and rotating the hand wheel to change the distance between the two material rails.
3. The tri-proof paint spraying device for the circuit board according to claim 2, wherein: limiting steps are arranged at the edge positions of the tops of the inner sides of the two material rails; a limit passage is formed between the two limit steps.
4. The three-proofing paint spraying device for circuit boards as claimed in claim 1, wherein: the truss manipulator comprises an X shaft assembly, a Y shaft assembly and a Z shaft assembly; the X-axis assembly comprises an X-axis slide rail and an X-axis motor;
the Y-axis assembly comprises a Y-axis slide rail and a Y-axis motor; the Y-axis slide rail is arranged on the X-axis slide rail in a sliding manner, and the output end of the X-axis motor is connected with the Y-axis slide rail so as to drive the Y-axis slide rail to slide back and forth on the X-axis slide rail;
the Z-axis assembly comprises a Z-axis mounting bracket, a first Z-axis cylinder, a second Z-axis cylinder and the spraying valve; the mounting bracket is arranged on the Y-axis sliding rail in a sliding manner, and the output end of the Y-axis motor is connected with the Z-axis mounting bracket so as to drive the Z-axis mounting bracket to slide back and forth on the Y-axis sliding rail; the first Z-axis cylinder is arranged on the Z-axis mounting bracket; the output end of the first Z-axis cylinder is connected with the second Z-axis cylinder; and the output end of the second Z-axis cylinder is connected with a spraying valve.
5. The three-proofing paint spraying device for circuit boards as claimed in claim 1, wherein: and a spring hinge is arranged between the inspection window and the cabinet.
6. The three-proofing paint spraying device for the circuit board according to claim 5, wherein: and the inspection window is embedded with ultraviolet-proof glass.
7. The three-proofing paint spraying device for circuit boards as claimed in claim 1, wherein: the brush is a rolling brush.
8. The three-proofing paint spraying device for circuit boards as claimed in claim 1, wherein: and an air suction opening is formed in the inner wall of the cabinet.
9. The three-proofing paint spraying device for circuit boards as claimed in claim 1, wherein: a control console is arranged on the outer side of the cabinet; the control console is connected with the ultraviolet lamp, the detection camera and the conveyor belt motor.
10. The three-proofing paint spraying device for circuit boards as claimed in claim 1, wherein: protective doors are vertically arranged on the outer sides of the discharge port and the feed port, and avoidance grooves are formed in the protective doors; the protective door can seal the discharge port and the feed port from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222704060.4U CN218690886U (en) | 2022-10-14 | 2022-10-14 | Three-proofing paint spraying device for circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222704060.4U CN218690886U (en) | 2022-10-14 | 2022-10-14 | Three-proofing paint spraying device for circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218690886U true CN218690886U (en) | 2023-03-24 |
Family
ID=85586145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222704060.4U Active CN218690886U (en) | 2022-10-14 | 2022-10-14 | Three-proofing paint spraying device for circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218690886U (en) |
-
2022
- 2022-10-14 CN CN202222704060.4U patent/CN218690886U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 116, Xinsishenqian East Road, Hengli Town, Dongguan, Guangdong 523000 Patentee after: Guangdong Nuozheng Electronics Co.,Ltd. Country or region after: Zhong Guo Address before: No. 116, Xinsishenqian East Road, Hengli Town, Dongguan, Guangdong 523000 Patentee before: DONGGUAN NUOZHENG ELECTRONICS Co.,Ltd. Country or region before: Zhong Guo |
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| CP03 | Change of name, title or address |