CN217619812U - Grinding plate device for gold-plating pretreatment of circuit board - Google Patents
Grinding plate device for gold-plating pretreatment of circuit board Download PDFInfo
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- CN217619812U CN217619812U CN202221699922.2U CN202221699922U CN217619812U CN 217619812 U CN217619812 U CN 217619812U CN 202221699922 U CN202221699922 U CN 202221699922U CN 217619812 U CN217619812 U CN 217619812U
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Abstract
The utility model relates to the technical field of circuit board processing, in particular to a grinding plate device for the pretreatment of the circuit board gold plating; comprises a box body, a water tank and a cleaning mechanism; a supporting plate is arranged in the box body, the water tank is fixedly connected in the box body above the supporting plate, a conveying carrier roller is arranged in the middle of the water tank, a plurality of friction rollers are arranged at the top of the water tank, and a spraying pipeline is arranged between the friction rollers; the cleaning mechanism comprises a chain plate, a transmission shaft, a chain wheel and a cleaning brush; the transmission shaft is rotatably connected to the bottom of the water tank, the chain wheel is fixedly connected to the middle part of the transmission shaft, and the chain plate is arranged on the chain wheel and meshed with the chain wheel; the cleaning brush is fixedly connected to the chain plate, the cleaning sponge is fixedly connected to the cleaning brush, and the cleaning sponge can be contacted with the bottom surface of the inner side of the water tank; the utility model provides an easy deposit of abrasive dust that drops on the circuit board problem at abrasive sheet equipment bottom half.
Description
Technical Field
The application relates to the technical field of circuit board processing, and particularly discloses a circuit board gold-plating pretreatment plate grinding device.
Background
Copper on the circuit board is mainly red copper, and copper welding points are easily oxidized in the air, so poor tin soldering or poor contact can be caused, and the performance of the circuit board is reduced; the method comprises the following steps of (1) carrying out circuit board chemical plating, namely carrying out circuit board chemical immersion gold, namely generating a metal plating layer on the surface of a circuit board by adopting a chemical deposition method through a chemical oxidation-reduction reaction; the gold immersion is to plate gold on the surface, and the gold can effectively prevent the copper metal from generating oxidation reaction with air; the surface of the circuit board needs to be treated before the circuit board is metallized, and the board grinding process runs through the PCB production process, so that small fiber particles around the board, dust of drilled holes and an oxide film on a copper surface can be removed; the circuit board is at the mill board in-process and need constantly spray mill board liquid cooling, and the easy deposit of abrasive dust that drops on the circuit board is in mill board equipment bottom half, influences circuit board processing.
In view of the above, the present invention provides a polishing apparatus for pretreatment of circuit board metallization, so as to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a circuit board gold processing is with grinding plate device to the easy deposit of abrasive dust that drops on solving the circuit board is in the problem of grinding plate equipment bottom half.
In order to achieve the purpose, the basic scheme of the utility model provides a grinding plate device for the pretreatment of circuit board chemical gold, which comprises a box body, a water tank and a cleaning mechanism; a supporting plate is arranged in the box body, the water tank is fixedly connected in the box body above the supporting plate, a conveying carrier roller is arranged in the middle of the water tank, a plurality of friction rollers are arranged at the top of the water tank, and a spraying pipeline is arranged between the friction rollers; the cleaning mechanism comprises a chain plate, a transmission shaft, a chain wheel and a cleaning brush; the transmission shaft is rotatably connected to the bottom of the water tank, the chain wheel is fixedly connected to the middle of the transmission shaft, and the chain plate is arranged on the chain wheel and meshed with the chain wheel; the cleaning brush is fixedly connected to the chain plate, the cleaning brush is fixedly connected with a cleaning sponge, and the cleaning sponge can be in contact with the bottom surface of the inner side of the water tank.
By adopting the technical scheme, the method has the advantages that: the circuit board is conveyed to the right by the conveying carrier roller, the friction roller rotates clockwise, the spraying pipeline sprays grinding fluid, the friction roller polishes the surface of the circuit board, burrs of the drilled circuit board are removed, and the friction force generated by the conveying carrier roller to the circuit board is larger than the friction force generated by the friction roller to the circuit board; the burrs flow along with the liquid, and part of the burrs remain at the bottom of the water tank; the cleaning mechanism acts, the chain plate is driven by the chain wheel to rotate, the cleaning brush rotates along with the chain plate, the cleaning sponge is in contact with the bottom of the water tank and is pressed to deform, the cleaning sponge is attached to the bottom surface of the water tank, and burrs deposited on the bottom surface of the water tank are scraped away by the cleaning sponge; the problem of the easy deposit of the abrasive dust that drops on the circuit board at the grinding board equipment bottom of the box is solved.
Further, the device also comprises a driving bevel gear, a driven bevel gear and a motor; the rear end of the transmission shaft on the right side penetrates through the water tank and the box body and is connected with the driven gear key; the motor is fixedly connected to the rear side of the top of the box body, a motor shaft is in keyed connection with a driving bevel gear, and the driving bevel gear is meshed with a driven bevel gear.
By adopting the technical scheme, the method has the advantages that: when the cleaning mechanism acts, the motor shaft rotates, the driving bevel gear drives the driven bevel gear to rotate, the rear end of the transmission shaft penetrates through the water tank and the box body and is connected with the driven bevel gear in a key mode, and the chain wheel rotates to drive the chain plate to rotate.
Further, the device also comprises a filter hopper and a water delivery pipe; a stepped hole is formed in the bottom of the right side of the water tank, a through hole is formed in the right side of the supporting plate, and the stepped hole is aligned with the through hole; the raceway fixed connection is in the shoulder hole, and shoulder hole top fixedly connected with filter screen.
By adopting the technical scheme, the device has the advantages that: the burr of deposit in the water tank bottom is scraped to water tank right side filter hopper department to the clearance brush, and the burr passes in the filter screen gets into the filter hopper, and filter hopper aperture is less, and the burr is kept off in the filter hopper, and liquid passes through the delivery pipe and drains out the water tank, does benefit to subsequent processing.
Furthermore, rectangular holes are formed in two sides of the top of the water tank and the box body, and a transparent glass plate is hinged to the top end of the box body.
By adopting the technical scheme, the device has the advantages that: the circuit board passes through the rectangular hole business turn over box, and the operating condition in the staff observation box of being convenient for of transparent glass board.
Furthermore, the rubbing roller is a cloth-spinning brush roller.
By adopting the technical scheme, the device has the advantages that: the non-woven brush roller can grind the circuit board plane with larger area, and the surface of the ground circuit board is uniform and beautiful.
Furthermore, two cleaning brushes are arranged on the chain plate, and the cleaning brushes are in a long strip shape.
By adopting the technical scheme, the device has the advantages that: two cleaning brushes are arranged on the chain plate, the cleaning brushes disturb liquid less, and splash is prevented from influencing the circuit board grinding.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a plate grinding device for pretreatment of metallization of a circuit board according to an embodiment of the present disclosure;
fig. 2 is a schematic view of a part of the structure of a plate grinding device for pretreatment of metallization of a circuit board according to an embodiment of the present disclosure;
fig. 3 shows a cross-sectional view along B in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a box body 1, a supporting plate 2, a water tank 3, a rectangular hole 4, a transmission shaft 5, a chain wheel 6, a chain plate 7, a cleaning brush 8, cleaning sponge 9, a water delivery pipe 10, a filter hopper 11, a filter screen 12, a conveying carrier roller 13, a friction roller 14, a glass plate 15, a driven bevel gear 16, a driving bevel gear 17 and a motor 18.
Example 1:
as shown in fig. 1 to 3, the embodiment of the utility model discloses a grinding plate device for the pretreatment of circuit board chemical gold treatment, which comprises a box body 1, a water tank 3 and a cleaning mechanism; a supporting plate 2 is arranged in the box body 1, the water tank 3 is fixedly connected in the box body 1 above the supporting plate 2, a conveying carrier roller 13 is arranged in the middle of the water tank 3, a plurality of friction rollers 14 are arranged at the top of the water tank 3, and a spraying pipeline is arranged between the friction rollers 14; the cleaning mechanism comprises a chain plate 7, a transmission shaft 5, a chain wheel 6 and a cleaning brush 8; the transmission shaft 5 is rotatably connected to the bottom of the water tank 3, the chain wheel 6 is fixedly connected to the middle of the transmission shaft 5, the chain plate 7 is arranged on the chain wheel 6, and the chain plate 7 is meshed with the chain wheel 6; cleaning brush 8 fixed connection is on link joint 7, and fixedly connected with clearance sponge 9 on cleaning brush 8, clearance sponge 9 can contact with 3 inboard bottom surfaces of water tank.
By adopting the technical scheme, the method has the advantages that: the circuit board is conveyed to the right by the conveying carrier roller 13, the friction roller 14 rotates clockwise, the spraying pipeline sprays grinding fluid, the friction roller 14 polishes the surface of the circuit board to remove burrs of the drilled circuit board, and the friction force generated by the conveying carrier roller 13 on the circuit board is larger than the friction force generated by the friction roller 14 on the circuit board; the burrs flow along with the liquid, and part of the burrs remain at the bottom of the water tank 3; the cleaning mechanism acts, the chain wheel 6 drives the chain plate 7 to rotate, the cleaning brush 8 rotates along with the chain plate 7, the cleaning sponge 9 is in contact with the bottom of the water tank 3, the cleaning sponge 9 is deformed due to compression, the cleaning sponge 9 is attached to the bottom of the water tank 3, and burrs deposited on the bottom of the water tank 3 are scraped away by the cleaning sponge 9; the problem of the easy deposit of the abrasive dust that drops on the circuit board in the grinding board equipment box 1 bottom is solved.
As shown in fig. 2: the bevel gear mechanism further comprises a driving bevel gear 17, a driven bevel gear 16 and a motor 18; the rear end of the right transmission shaft 5 penetrates through the water tank 3 and the box body 1 and is connected with the driven gear key; the motor 18 is fixedly connected to the rear side of the top of the box body 1, a driving bevel gear 17 is in key connection with the shaft of the motor 18, and the driving bevel gear 17 is meshed with the driven bevel gear 16.
By adopting the technical scheme, the device has the advantages that: when the cleaning mechanism acts, the motor 18 rotates, the driving bevel gear 17 drives the driven bevel gear 16 to rotate, the rear end of the transmission shaft 5 penetrates through the water tank 3 and the box body 1 and then is connected with the driven gear in a key mode, and the chain wheel 6 rotates to drive the chain plate 7 to rotate.
As shown in fig. 1: also comprises a filter hopper 11 and a water delivery pipe 10; a step hole is formed in the bottom of the right side of the water tank 3, a through hole is formed in the right side of the supporting plate 2, and the step hole is aligned to the through hole; the water delivery pipe 10 is fixedly connected in the stepped hole, and the top end of the stepped hole is fixedly connected with a filter screen 12.
By adopting the technical scheme, the method has the advantages that: the burr of cleaning brush 8 bottom 3 water tanks 3 is scraped to water tank 3 right side filter hopper 11 department with the deposit, and the burr passes filter screen 12 and gets into filter hopper 11 in, and filter hopper 11 aperture is less, and the burr is kept off in filter hopper 11, and liquid passes through raceway 10 and discharges out water tank 3, does benefit to subsequent processing.
Rectangular holes 4 are formed in two sides of the top of the water tank 3 and the box body 1, and a transparent glass plate 15 is hinged to the top end of the box body 1.
By adopting the technical scheme, the method has the advantages that: the circuit board passes in and out of the box body 1 through the rectangular hole 4, and the transparent glass plate 15 is convenient for workers to observe the working state in the box body 1.
The rubbing roll 14 is a cloth-spinning brush roll.
By adopting the technical scheme, the device has the advantages that: the non-woven brush roller can grind the circuit board plane with larger area, and the surface of the ground circuit board is uniform and beautiful.
Two cleaning brushes 8 are arranged on the chain plate 7, and the cleaning brushes 8 are in a long strip shape.
By adopting the technical scheme, the device has the advantages that: two cleaning brushes 8 are arranged on the chain plate 7, the cleaning brushes 8 disturb liquid less, and splash is prevented from affecting the circuit board grinding.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (6)
1. The circuit board metallizing pretreatment is with grinding board device, its characterized in that: comprises a box body, a water tank and a cleaning mechanism; a supporting plate is arranged in the box body, the water tank is fixedly connected in the box body above the supporting plate, a conveying carrier roller is arranged in the middle of the water tank, a plurality of friction rollers are arranged at the top of the water tank, and a spraying pipeline is arranged between the friction rollers; the cleaning mechanism comprises a chain plate, a transmission shaft, a chain wheel and a cleaning brush; the transmission shaft is rotatably connected to the bottom of the water tank, the chain wheel is fixedly connected to the middle of the transmission shaft, and the chain plate is arranged on the chain wheel and meshed with the chain wheel; the cleaning brush is fixedly connected to the chain plate, the cleaning brush is fixedly connected with a cleaning sponge, and the cleaning sponge can be in contact with the bottom surface of the inner side of the water tank.
2. The board grinding device for pretreatment of metallization of a circuit board according to claim 1, wherein: the bevel gear mechanism also comprises a driving bevel gear, a driven bevel gear and a motor; the rear end of the right transmission shaft penetrates through the water tank and the box body and is connected with the driven gear in a key mode; the motor is fixedly connected to the rear side of the top of the box body, a motor shaft is in keyed connection with a driving bevel gear, and the driving bevel gear is meshed with a driven bevel gear.
3. The board grinding device for the pretreatment of metallization of the circuit board according to claim 2, wherein: also comprises a filter hopper and a water delivery pipe; a stepped hole is formed in the bottom of the right side of the water tank, a through hole is formed in the right side of the supporting plate, and the stepped hole is aligned with the through hole; the raceway fixed connection is in the shoulder hole, and shoulder hole top fixedly connected with filter screen.
4. The board grinding device for the pretreatment of metallization of the circuit board according to claim 3, wherein: rectangular holes are formed in two sides of the top of the water tank and the box body, and a transparent glass plate is hinged to the top end of the box body.
5. The board grinding device for the pretreatment of metallization of the circuit board according to claim 4, wherein: the rubbing roller is a cloth-spinning brush roller.
6. The board grinding device for the pretreatment of metallization of the circuit board according to claim 5, wherein: the chain plate is provided with two cleaning brushes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221699922.2U CN217619812U (en) | 2022-06-29 | 2022-06-29 | Grinding plate device for gold-plating pretreatment of circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221699922.2U CN217619812U (en) | 2022-06-29 | 2022-06-29 | Grinding plate device for gold-plating pretreatment of circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217619812U true CN217619812U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221699922.2U Active CN217619812U (en) | 2022-06-29 | 2022-06-29 | Grinding plate device for gold-plating pretreatment of circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217619812U (en) |
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2022
- 2022-06-29 CN CN202221699922.2U patent/CN217619812U/en active Active
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