CN112657743B - PCB three-proofing paint coating equipment - Google Patents
PCB three-proofing paint coating equipment Download PDFInfo
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- CN112657743B CN112657743B CN202110043679.2A CN202110043679A CN112657743B CN 112657743 B CN112657743 B CN 112657743B CN 202110043679 A CN202110043679 A CN 202110043679A CN 112657743 B CN112657743 B CN 112657743B
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Abstract
The invention discloses a PCB three-proofing paint coating device which comprises an outer shell, wherein a spraying outdoor shell is arranged at the left end of the outer shell, a spraying chamber inner shell is arranged in the spraying outdoor shell, the spraying outdoor shell and the spraying chamber inner shell directly form a paint outlet groove, the spraying chamber inner shell is fixedly and firmly connected with a plurality of atomizing nozzles, and the spraying outdoor shell and the right end of the spraying chamber inner shell are fixedly connected with a connecting pipe.
Description
Technical Field
The invention relates to the technical field of circuit boards, in particular to a PCB tri-proof paint coating device.
Background
The three-proofing paint is a paint with a special formula and is used for protecting a circuit board and related equipment from being corroded by the environment. The three-proofing paint has good high and low temperature resistance; after being cured, the coating becomes a layer of transparent protective film which has excellent insulating, damp-proof, anti-creeping, shockproof, dustproof, anti-corrosion, anti-aging, corona-resistant and other performances. However, the surface structure of the PCB is complex, so that the situation of incomplete spraying is easy to occur in the traditional mechanical spraying, the three-proofing paint film cannot completely cover the PBC surface, and the three-proofing paint film cannot achieve the protection effect.
Disclosure of Invention
The invention aims to provide a PCB tri-proof paint coating device, which solves the problems.
The invention is realized by the following technical scheme.
The PCB three-proofing paint coating equipment comprises an outer shell, wherein a spraying outdoor shell is arranged at the left end of the outer shell, a spraying chamber inner shell is arranged in the spraying outdoor shell, the spraying outdoor shell and the spraying chamber inner shell directly form a paint outlet groove, the spraying chamber inner shell is fixedly connected with a plurality of atomizing nozzles, the spraying outdoor shell and the right end of the spraying chamber inner shell are fixedly connected with a connecting pipe, a paint storage box is fixedly arranged in the outer shell, three-proofing paint is filled in the paint storage box, the left lower section of the paint storage box is fixedly connected with a pump, and the left end of the pump is fixedly connected with the connecting pipe.
A motor is fixedly connected in the shell, the motor is in power connection with a second driving connecting rod shaft, the second driving connecting rod shaft is fixedly connected with a second driving connecting rod, the second driving connecting rod is in rotation connection with a fourth connecting rod shaft, the fourth connecting rod shaft is in rotation connection with a second connecting rod, the second connecting rod is in rotation connection with a third connecting rod shaft, the third connecting rod shaft is in rotation connection with a second driven connecting rod, the second driven connecting rod is in rotation connection with a second driven connecting rod shaft, the second driven connecting rod shaft is fixedly connected with the shell, the shell is in fixed connection with a first driving connecting rod shaft, the first driving connecting rod shaft is in rotation connection with a first driving connecting rod, the first driving connecting rod is in rotation connection with a second connecting rod shaft, the second connecting rod shaft is in rotation connection with a first connecting rod, the first connecting rod is in rotation connection with a first connecting rod shaft, and the first connecting rod shaft is in rotation connection with a first driven connecting rod, the first driven connecting rod is rotatably connected with a first driven connecting rod shaft, the first driven connecting rod shaft is fixedly connected with a shell, the second connecting rod is rotatably connected with a clamp rotating shaft, one end of the clamp rotating shaft is fixedly connected with a second gear, the other end of the clamp rotating shaft is fixedly connected with a clamp supporting plate, the clamp supporting plate is respectively and fixedly connected with two clamp supporting blocks at the upper and lower parts, the left and right ends of the clamp supporting block are respectively and fixedly connected with two clamping block guide blocks, the clamp supporting block is slidably connected with a clamping block guide post, the clamping block guide post is fixedly connected with a clamping block, the clamping block is fixedly connected with a clamping block spring, the clamping block spring is fixedly connected with the lower end of the clamp supporting block, the clamping block is fixedly connected with a clamping block guide shaft, the clamping block guide shaft is slidably connected with the clamping block guide block, the first connecting rod is rotatably connected with a clamp rotating shaft, and one end of the clamp rotating shaft is fixedly connected with a first gear, the clamp comprises a clamp rotating shaft, and is characterized in that the other end of the clamp rotating shaft is fixedly connected with a clamp supporting plate, the clamp supporting plate is fixedly connected with two clamp supporting blocks respectively from top to bottom, the left end and the right end of each clamp supporting block are fixedly connected with two clamping block guide blocks respectively, the clamp supporting blocks are connected with clamping block guide pillars in a sliding manner, the clamping block guide pillars are fixedly connected with clamping blocks, the clamping blocks are fixedly connected with clamping block springs, the clamping block springs are fixedly connected with the lower ends of the clamp supporting blocks, the clamping blocks are fixedly connected with clamping block guide shafts, and the clamping block guide shafts are connected with clamping block guide blocks in a sliding manner. The shell is internally and fixedly connected with a second annular toothed plate, the second annular toothed plate is meshed with the second gear, the shell is internally and fixedly connected with a first annular toothed plate, and the first annular toothed plate is meshed with the first gear.
Furthermore, a bearing plate is arranged in the shell, the bearing plate comprises a PBC clamp bearing block, the PBC clamp bearing block is fixedly connected with three guide rods, the PBC clamp bearing block is rotatably connected with a bidirectional screw rod, the guide rods are slidably connected with a sliding block, the bidirectional screw rod is in threaded connection with the sliding block, the sliding block is fixedly connected with rubber, the sliding block is fixedly connected with a spring, the spring is fixedly connected with the PBC clamp bearing block, the bidirectional screw rod is fixedly connected with a knob, the PBC clamp bearing block is fixedly connected with a clamping sheet,
furthermore, a driving belt wheel motor is fixedly connected in the shell, the driving belt wheel motor is in power connection with a driving belt wheel shaft, the driving belt wheel shaft is fixedly connected with a driving belt wheel, a driving belt is sleeved on the driving belt wheel, a driving belt positioning block is fixedly connected to the driving belt wheel at intervals, the shell is fixedly connected with a driven belt wheel shaft, the driven belt wheel shaft is rotatably connected with a driven belt wheel, a driven belt is sleeved on the driven belt wheel, and a driven belt positioning block is fixedly connected to the driven belt wheel at intervals.
Furthermore, a fan base is fixedly connected in the shell, a fan is arranged in the fan base, the fan base is fixedly connected with a heat dissipation plate, the heat dissipation plate is fixedly connected with a heat conduction pipe, and the heat conduction pipe is fixedly connected with a heating pipe.
The invention has the beneficial effects that: according to the PCB three-proofing paint coating equipment, the rotary coating of the three-proofing paint of the PCB is realized through the internal clamping rotating mechanism, the condition of missing spraying of the three-proofing paint due to the complex surface of PBC is avoided, the complete coverage of the paint surface is ensured, meanwhile, the drying mechanism is arranged in the equipment, the paint surface can be rapidly dried, the quality of the paint surface is ensured, the coating efficiency is improved, and the protection performance of the three-proofing paint is enhanced. Therefore, the invention greatly improves the spraying quality of the three-proofing paint of the PCB, ensures the paint film quality of the three-proofing paint and improves the reliability of the three-proofing paint.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 isbase:Sub>A schematic structural diagram of the embodiment of the present invention at the point A-A in FIG. 1 when not started;
FIG. 3 is a schematic structural diagram of the embodiment of the present invention shown in FIG. 2, at B-B, when not activated;
FIG. 4 is a schematic structural diagram of the PCB clamping mechanism in FIG. 3 according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of the clamping and rotating mechanism shown in FIG. 1 according to an embodiment of the present invention;
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below coincide with the up, down, left, right, and front-back directions in the projection relation of fig. 1 itself.
Combine accompanying figure 1-5 a PCB three proofings lacquer cover equipment of scribbling, including shell 10, shell 10 left end is equipped with spraying chamber outer shell 11, be equipped with spraying chamber inner shell 12 in the spraying chamber outer shell 11, spraying chamber outer shell 11 with spraying chamber inner shell 12 directly forms out paint groove 13, a plurality of atomizing spouts 14 of the fixed beautiful connection of spraying chamber inner shell 12, spraying chamber outer shell 11 with spraying chamber inner shell 12 right-hand member fixed connection connecting pipe 18, shell 10 internal fixation is equipped with stores up paint box 15, store up paint box 15 and be equipped with three proofings lacquer 16, store up 15 left lower sections fixed connection pump machine 17 of paint box, pump machine 17 left end fixed connection connecting pipe 18.
The motor 24 is fixedly connected in the shell 10, the motor 24 is in power connection with a second driving connecting rod shaft 53, the second driving connecting rod shaft 53 is fixedly connected with a second driving connecting rod 58, the second driving connecting rod 58 is in rotation connection with a fourth connecting rod shaft 59, the fourth connecting rod shaft 59 is in rotation connection with a second connecting rod 60, the second connecting rod 60 is in rotation connection with a third connecting rod shaft 61, the third connecting rod shaft 61 is in rotation connection with a second driven connecting rod 62, the second driven connecting rod 62 is in rotation connection with a second driven connecting rod shaft 63, the second driven connecting rod shaft 63 is fixedly connected with the shell 10, a first driving connecting rod shaft 52 is fixedly connected in the shell 10, the first driving connecting rod shaft 52 is in rotation connection with a first driving connecting rod 51, the first driving connecting rod 51 is in rotation connection with a second connecting rod shaft 50, the second connecting rod shaft 50 is in rotation connection with a first connecting rod 46, the first link 46 is rotatably connected with a first link shaft 47, the first link shaft 47 is rotatably connected with a first driven link 48, the first driven link 48 is rotatably connected with a first driven link shaft 49, the first driven link shaft 49 is fixedly connected with the housing 10, the second link 60 is rotatably connected with a clamp rotating shaft 37, one end of the clamp rotating shaft 37 is fixedly connected with a second gear 65, the other end of the clamp rotating shaft 37 is fixedly connected with a clamp supporting plate 36, the clamp supporting plate 36 is fixedly connected with two clamp supporting blocks 38 at the upper and lower parts respectively, the left and right ends of the clamp supporting blocks 38 are fixedly connected with two clamp block guide blocks 39 respectively, the clamp supporting blocks 38 are slidably connected with clamp guide columns 42, the clamp block guide columns 42 are fixedly connected with clamp blocks 41, the clamp blocks 41 are fixedly connected with clamp block springs 43, and the clamp block springs 43 are fixedly connected with the lower ends of the clamp supporting blocks 38, the clamping block 41 is fixedly connected with a clamping block guide shaft 40, the clamping block guide shaft 40 is slidably connected with a clamping block guide block 39, the first connecting rod 46 is rotatably connected with a clamp rotating shaft 37, one end of the clamp rotating shaft 37 is fixedly connected with a first gear 44, the other end of the clamp rotating shaft 37 is fixedly connected with a clamp supporting plate 36, the clamp supporting plate 36 is vertically and respectively and fixedly connected with two clamp supporting blocks 38, the left end and the right end of each clamp supporting block 38 are respectively and fixedly connected with two clamping block guide blocks 39, each clamp supporting block 38 is slidably connected with a clamping block guide pillar 42, each clamping block guide pillar 42 is fixedly connected with a clamping block 41, each clamping block 41 is fixedly connected with a clamping block spring 43, each clamping block spring 43 is fixedly connected with the lower end of each clamp supporting block 38, each clamping block 41 is fixedly connected with a clamping block guide shaft 40, and each clamping block guide shaft 40 is slidably connected with a clamping block guide block 39. A second annular toothed plate 64 is fixedly connected in the housing 10, the second annular toothed plate 64 is meshed with the second gear 65, a first annular toothed plate 45 is fixedly connected in the housing 10, and the first annular toothed plate 45 is meshed with the first gear 44.
Advantageously, a support plate 70 is provided in the housing 10, the support plate 70 comprises a PBC clamp support block 29, the PBC clamp support block 29 is fixedly connected with three guide rods 31, the PBC clamp support block 29 is rotatably connected with a bidirectional screw rod 30, the guide rods 31 are slidably connected with a sliding block 33, the bidirectional screw rod 30 is in threaded connection with the sliding block 33, the sliding block 33 is fixedly connected with a rubber 34, the sliding block 33 is fixedly connected with a spring 35, the spring 35 is fixedly connected with the PBC clamp support block 29, the bidirectional screw rod 30 is fixedly connected with a knob 67, the PBC clamp support block 29 is fixedly connected with a clamping piece 32,
beneficially, a driving pulley motor 23 is fixedly connected in the housing 10, the driving pulley motor 23 is dynamically connected to a driving pulley shaft 19, the driving pulley shaft 19 is fixedly connected to a driving pulley 20, a driving belt 21 is sleeved on the driving pulley 20, driving belt positioning blocks 22 are fixedly connected to the driving belt 21 at intervals, the housing 10 is fixedly connected to a driven pulley shaft 25, the driven pulley shaft 25 is rotatably connected to a driven pulley 26, a driven belt 27 is sleeved on the driven pulley 26, and driven belt positioning blocks 28 are fixedly connected to the driven belt 27 at intervals.
Advantageously, a fan base 66 is fixedly connected in the housing 10, a fan 57 is arranged in the fan base 66, the fan base 66 is fixedly connected with the heat dissipation plate 54, the heat dissipation plate 54 is fixedly connected with the heat conducting pipe 55, and the heat conducting pipe 55 is fixedly connected with the heat generating pipe 56
When the PCB fixing device works, the knob 67 is rotated, the knob 67 drives the two-way screw 30 to rotate, the two-way screw 30 drives the two sliding blocks 33 to open, the PCB is placed between the two sliding blocks 33, the knob 67 is loosened, the two sliding blocks 33 are folded under the action of the spring 35, the two V-shaped rubbers 34 fix the PCB,
the support plate 70 is placed between the driving belt positioning blocks 22 on the driving belt 21, the driving pulley motor 23 is started to drive the driving pulley shaft 19 to rotate, the driving pulley shaft 19 drives the driving pulley 20 to rotate, the driving pulley 20 drives the driving belt 21 to move leftwards, under the action of the driving belt positioning blocks 22, the clamping piece 32 on the support plate 70 is pushed into the space between the clamping block 41 and the holder supporting block 38, and under the action of the clamping block spring 43, the clamping block 41 and the holder supporting block 38 clamp the clamping piece 32.
At the moment, the pump 17 is started to pump the conformal coating 16 into the coating tank 13 through the connecting pipe 18, and the conformal coating 16 discharged out of the coating tank 13 under the action of the pump 17 is sprayed out through the atomizing nozzles 14.
At this time, the motor 24 is started to drive the second driving link shaft 53 to rotate, the second driving link shaft 53 drives the second driving link 58 to rotate around the second driving link shaft 53, the second driving link 58 drives the fourth link shaft 59 to make a circular motion, the second link 60 keeps horizontal and drives the clamp rotating shaft 37 to make a circular motion under the action of the fourth link shaft 59, the second driven link shaft 63, the second driven link 62 and the third link shaft 61, the clamp rotating shaft 37 drives the second gear 65 to make a circular motion, at this time, the second gear 65 rotates under the action of the second annular toothed plate 64 and drives the clamp rotating shaft 37 to rotate, the clamp rotating shaft 37 drives the clamp supporting plate 36 to rotate, the clamp supporting plate 36 drives the clamp supporting block 38 to rotate, and the clamp supporting block 38 drives the supporting plate 70 to rotate through the clamp block spring 43, the clamp block guide post 42 and the clamp block 41 to complete spraying.
At this time, the heating pipe 56 starts to heat, the heat pipe 55 brings the heat of the heating pipe 56 to the heat dissipation plate 54, the fan 57 starts to operate, the air blown by the fan 57 is heated by the heat dissipation plate 54, and the three-proofing paint 16 on the PCB is dried.
When the second link 60 is rotated to the lowest point, the passive belt positioning block 28 on the passive belt 27 pushes the support plate 70 out from between the gripper block 41 and the gripper support block 38, and the device is fed out by the passive belt 27.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (1)
1. The utility model provides a PCB three proofings lacquer covers equipment of scribbling, includes the shell, its characterized in that: the utility model discloses a spray painting device, including shell, spraying room inner shell, spraying room outer shell and spraying room inner shell, the outer shell left end is equipped with the spraying room outer shell, be equipped with the spraying room inner shell in the spraying room outer shell, the spraying room outer shell with the spraying room inner shell directly forms out the lacquer groove, a plurality of atomizing spouts of spraying room inner shell fixed connection, the spraying room outer shell with spraying room inner shell right-hand member fixed connection connecting pipe, the shell internal fixation is equipped with the storage paint box, the storage paint box is equipped with three proofings lacquer, storage paint box lower left segment fixed connection pump machine, pump machine left end fixed connection connecting pipe, fixed connection motor in the shell, motor power connects second initiative connecting rod axle, second initiative connecting rod axle fixed connection second initiative connecting rod, second initiative connecting rod axle rotates and connects the fourth connecting rod axle, the second connecting rod is connected in the fourth connecting rod axle rotation, the second connecting rod rotates and connects the third connecting rod axle, the passive connecting rod of second is connected in the rotation, the second driven connecting rod is rotatably connected with a second driven connecting rod shaft, the second driven connecting rod shaft is fixedly connected with a shell, a first driving connecting rod shaft is fixedly connected in the shell, the first driving connecting rod shaft is rotatably connected with a first driving connecting rod, the first driving connecting rod is rotatably connected with a second connecting rod shaft, the second connecting rod shaft is rotatably connected with a first connecting rod, the first connecting rod is rotatably connected with a first connecting rod shaft, the first connecting rod shaft is rotatably connected with a first driven connecting rod, the first driven connecting rod is rotatably connected with a first driven connecting rod shaft, the first driven connecting rod shaft is fixedly connected with the shell, the second connecting rod is rotatably connected with a first clamp rotating shaft, one end of the first clamp rotating shaft is fixedly connected with a second gear, the other end of the first clamp rotating shaft is fixedly connected with a first clamp supporting plate, and the first clamp supporting plate is respectively and vertically and fixedly connected with two first clamping holders, the left end and the right end of the first gripper supporting block are respectively fixedly connected with two first gripper block guide blocks, the first gripper supporting block is slidably connected with a first gripper block guide column, the first gripper block guide column is fixedly connected with a first gripper block, the first gripper block is fixedly connected with a first gripper block spring, the first gripper block spring is fixedly connected with the lower end of the first gripper supporting block, the first gripper block is fixedly connected with a first gripper block guide shaft, the first gripper block guide shaft is slidably connected with the first gripper block guide block, the first connecting rod is rotatably connected with a second gripper rotating shaft, one end of the second gripper rotating shaft is fixedly connected with a first gear, the other end of the gripper rotating shaft is fixedly connected with a second gripper supporting plate, and the second gripper supporting plate is vertically and respectively fixedly connected with two second gripper supporting blocks, the left end and the right end of the second holder supporting block are respectively fixedly connected with two second holder guide blocks, the second holder supporting block is slidably connected with a second holder guide block, the second holder guide block is fixedly connected with a second holder, the second holder is fixedly connected with a second holder spring, the second holder spring is fixedly connected with the lower end of the second holder supporting block, the second holder is fixedly connected with a second holder guide shaft, the second holder guide shaft is slidably connected with the second holder guide block, the shell is internally and fixedly connected with a second annular toothed plate, the second annular toothed plate is meshed with the second gear, the shell is internally and fixedly connected with a first annular toothed plate, and the first annular toothed plate is meshed with the first gear; a bearing plate is arranged in the shell and comprises a PBC fixture bearing block, the PBC fixture bearing block is fixedly connected with three guide rods, the PBC fixture bearing block is rotatably connected with a bidirectional screw rod, the guide rods are slidably connected with a sliding block, the bidirectional screw rod is in threaded connection with the sliding block, the sliding block is fixedly connected with rubber, the sliding block is fixedly connected with a spring, the spring is fixedly connected with the PBC fixture bearing block, the bidirectional screw rod is fixedly connected with a knob, and the PBC fixture bearing block is fixedly connected with a clamping piece; the driving belt pulley motor is fixedly connected in the shell, the driving belt pulley motor is in power connection with a driving belt pulley shaft, the driving belt pulley shaft is fixedly connected with a driving belt pulley, a driving belt is sleeved on the driving belt pulley, a driving belt positioning block is fixedly connected to the driving belt at intervals, the shell is fixedly connected with a driven belt pulley shaft, the driven belt pulley shaft is rotatably connected with a driven belt pulley, a driven belt is sleeved on the driven belt pulley, and a driven belt positioning block is fixedly connected to the driven belt at intervals; the fan base is fixedly connected in the shell, a fan is arranged in the fan base, the fan base is fixedly connected with the heat dissipation plate, the heat dissipation plate is fixedly connected with the heat conduction pipe, and the heat conduction pipe is fixedly connected with the heating pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110043679.2A CN112657743B (en) | 2021-01-13 | 2021-01-13 | PCB three-proofing paint coating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110043679.2A CN112657743B (en) | 2021-01-13 | 2021-01-13 | PCB three-proofing paint coating equipment |
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| Publication Number | Publication Date |
|---|---|
| CN112657743A CN112657743A (en) | 2021-04-16 |
| CN112657743B true CN112657743B (en) | 2022-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110043679.2A Active CN112657743B (en) | 2021-01-13 | 2021-01-13 | PCB three-proofing paint coating equipment |
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| CN (1) | CN112657743B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111299048A (en) * | 2019-11-06 | 2020-06-19 | 苏州朗威电子机械股份有限公司 | Automatic spraying device is used in production of server rack |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107051803A (en) * | 2017-06-23 | 2017-08-18 | 长沙无道工业设计有限公司 | A kind of two-sided spray-painting plant for construction timber spraying |
| CN108339702A (en) * | 2018-02-28 | 2018-07-31 | 浙江欧导自动化设备有限公司 | A kind of motor housing spray-painting plant with drying function |
| CN108745718A (en) * | 2018-08-20 | 2018-11-06 | 蒋国良 | A kind of valve production valve paint vehicle spraying equipment |
| CN209577178U (en) * | 2019-02-12 | 2019-11-05 | 温州名匠汽车减震器有限公司 | A kind of damper production and processing spray-painting plant for capableing of quick japanning |
| KR20200116564A (en) * | 2019-04-01 | 2020-10-13 | 오수원 | Apparatus For Painting Film Shaped Specimen |
| CN211488293U (en) * | 2019-11-04 | 2020-09-15 | 天津市晶信电子有限公司 | Paint spraying equipment for automobile accessory decoration cover |
| CN212309930U (en) * | 2020-03-27 | 2021-01-08 | 种保阵 | Paint spraying apparatus is used in processing of air conditioner shell |
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2021
- 2021-01-13 CN CN202110043679.2A patent/CN112657743B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111299048A (en) * | 2019-11-06 | 2020-06-19 | 苏州朗威电子机械股份有限公司 | Automatic spraying device is used in production of server rack |
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| CN112657743A (en) | 2021-04-16 |
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Effective date of registration: 20221124 Address after: Floor 1, No. 43, Shangye Road, Shatou Community, Shajing Street, Shenzhen, Guangdong 518100 Applicant after: Shenzhen zhubao Line Technology Co.,Ltd. Address before: 201600 No.62 Guangfulin Road, Songjiang District, Shanghai Applicant before: Shanghai Rushuang Electronic Technology Co.,Ltd. |
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