CN112126917B - Chemical nickel plating structure for hollow part - Google Patents
Chemical nickel plating structure for hollow part Download PDFInfo
- Publication number
- CN112126917B CN112126917B CN202010946413.4A CN202010946413A CN112126917B CN 112126917 B CN112126917 B CN 112126917B CN 202010946413 A CN202010946413 A CN 202010946413A CN 112126917 B CN112126917 B CN 112126917B
- Authority
- CN
- China
- Prior art keywords
- hollow part
- cover plate
- hole
- nickel plating
- upper cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
Abstract
The invention discloses a chemical nickel plating structure for a hollow part, and belongs to the technical field of chemical nickel plating. The structure comprises a hollow part, wherein the hollow part is of a tubular structure, a plurality of inclined holes are formed in the outer wall of the hollow part, a hole sealing assembly is arranged at the orifice of each inclined hole, an end sealing assembly A is arranged at one end of the hollow part, an end sealing assembly B is arranged at the other end of the hollow part, and the end sealing assembly B is detachably connected with the end sealing assembly A. The tip of hollow part seals through upper cover plate, lower apron and cushion, and the inclined hole on the hollow part seals through the silica gel ball, and is sealed effectual, avoids nickel plating liquid in the tip of inclined hole or hollow part enters into the hollow part to avoid the internal surface of hollow part to form the nickel coating, reduced the operation that the internal surface nickel coating was got rid of in the later stage, labour saving and time saving, it is efficient, help reducing part manufacturing cost. The end seal assembly A is in threaded connection with the end seal assembly B, and the assembly and disassembly are convenient and quick.
Description
Technical Field
The invention relates to a chemical nickel plating structure for a hollow part, and belongs to the technical field of chemical nickel plating.
Background
In the electroless nickel plating of the hollow part, it is sometimes only necessary to nickel-plate the outer surface of the hollow part. The traditional method is that all surfaces of the hollow part are plated with nickel, then glue is brushed to protect the outer surface of the hollow part, and then the nickel plating layer on the inner surface of the hollow part is removed. The traditional chemical nickel plating method for the hollow parts has the defects of complex process action, time and labor waste, low efficiency and high part manufacturing cost.
Chinese patent publication No. CN108642540A discloses a pipeline electroplating device, which comprises an inner wall electroplating device, an outer wall electroplating device, a cleaning device and a pipeline driving device, wherein the pipeline driving device comprises a support frame and an omnidirectional wheel, the support frame is of a U-shaped structure, the omnidirectional wheel is symmetrically and rotatably arranged at the U-shaped end of the support frame respectively, the U-shaped end of the support frame faces upwards in a vertical manner, a pipeline is supported on the support frame, the outer wall electroplating device is arranged between the support frames below the pipeline, and the inner wall electroplating device is arranged in the pipeline. Through the inner wall electroplating device, the outer wall electroplating device, the cleaning device and the pipeline driving device, the problem of difficult electroplating operation of the traditional large-scale pipeline is solved
However, when the device is used for chemical nickel plating of hollow parts, nickel plating solution can enter the pipeline, a nickel plating layer can be formed on the inner wall of the pipeline, and the defects of the chemical nickel plating of the traditional hollow parts can not be solved.
Disclosure of Invention
In order to solve the technical problem, the invention provides a chemical nickel plating structure for a hollow part.
The invention is realized by the following technical scheme:
the utility model provides a hollow part chemical nickel plating structure, includes hollow part, hollow part is the tubular structure, be equipped with a plurality of inclined holes on hollow part's the outer wall, the drill way department of inclined hole is equipped with the end seal subassembly, hollow part's one end is equipped with end seal subassembly A, and the other end is equipped with end seal subassembly B, end seal subassembly B can dismantle with end seal subassembly A and be connected.
The hole sealing component is a silica gel ball.
The end seal assembly A is in threaded connection with the end seal assembly B.
The end seal assembly A comprises a lower cover plate and a cylinder arranged on the lower cover plate, the cylinder is perpendicular to the lower cover plate, and a threaded hole is coaxially formed in one end, far away from the lower cover plate, of the cylinder.
And a rubber pad is sleeved between the lower cover plate and the hollow part on the cylinder.
The end sealing component B comprises an upper cover plate and a screw rod arranged on the upper cover plate.
And a rubber pad is sleeved between the upper cover plate and the hollow part on the screw rod.
The screw rod is coaxially provided with a through hole A, the through hole A penetrates through the screw rod and the upper cover plate, the screw rod is radially provided with a through hole B, and the through hole B is communicated with the through hole A.
And a rubber pipe is arranged at one end of the through hole A, which is far away from the end sealing component A, on the upper cover plate, and the through hole A is communicated with the outside through the rubber pipe.
The chemical nickel plating structure for the hollow parts further comprises a plating tank, nickel plating solution is filled in the plating tank, the hollow parts, the hole sealing assembly, the end sealing assembly A and the end sealing assembly B are all located below the liquid level of the nickel plating solution, and one end, far away from the upper cover plate, of the rubber pipe extends out of the nickel plating solution and is communicated with the outside.
The invention has the beneficial effects that: the tip of hollow part seals through upper cover plate, lower apron and cushion, and the inclined hole on the hollow part seals through the silica gel ball, and is sealed effectual, avoids nickel plating liquid to enter into hollow part through inclined hole or hollow part's tip in to avoid hollow part's internal surface to form the nickel coating, reduced the later stage and got rid of the operation of internal surface nickel coating, labour saving and time saving, it is efficient, help reducing part manufacturing cost. The end seal assembly A is in threaded connection with the end seal assembly B, and the assembly and disassembly are convenient and quick. In the nickel plating process, the air pressure of the inner cavity of the hollow part is consistent with the external atmospheric pressure, so that the air pressure of the inner cavity is prevented from rising after the hollow part is heated, the deformation of the upper cover plate, the lower cover plate and the rubber pad is avoided, and the hollow part can be continuously and well sealed by the upper cover plate, the lower cover plate, the rubber pad and the silica gel ball.
Drawings
FIG. 1 is a schematic view of the present invention.
In the figure: 1-lower cover plate, 2-rubber cushion, 3-cylinder, 4-inclined hole, 5-silica gel ball, 6-screw, 7-upper cover plate, 8-rubber tube, 9-through hole B, 10-hollow part, 11-plating bath, 12-nickel plating solution.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1, the chemical nickel plating structure for the hollow part, provided by the invention, comprises a hollow part 10, wherein the hollow part 10 is of a tubular structure, a plurality of inclined holes 4 are processed on the outer wall of the hollow part 10, a hole sealing component is installed at the orifice of each inclined hole 4, one end of the hollow part 10 is provided with an end sealing component a, the other end of the hollow part is provided with an end sealing component B, and the end sealing component B is detachably connected with the end sealing component a. When using, seal the both ends of subassembly 10 with the end through the end, seal the inclined hole 4 on the sealed hollow part 10 of subassembly through the hole, avoid nickel plating liquid 12 in the tip entering hollow part 10 of inclined hole 4 or hollow part 10, thereby avoid the internal surface formation nickel coating of hollow part 10, the operation of the internal surface nickel coating of hollow part 10 has been got rid of in the later stage has been reduced, time saving and labor saving, high efficiency, help reducing the manufacturing cost of hollow part 10.
The hole sealing component is a silica gel ball 5.
The end seal assembly A is in threaded connection with the end seal assembly B.
The end seal assembly A comprises a lower cover plate 1 and a cylinder 3 arranged on the lower cover plate 1, the cylinder 3 is perpendicular to the lower cover plate 1, and a threaded hole is coaxially processed in one end, far away from the lower cover plate 1, of the cylinder 3.
And a rubber pad 2 is sleeved on the column 3 between the lower cover plate 1 and the hollow part 10. The rubber gasket 2 helps to improve the sealing effect of the lower cover plate 1 on the end of the hollow part 10.
The end sealing component B comprises an upper cover plate 7 and a screw 6 welded on the upper cover plate 7.
The screw 6 is sleeved with the rubber cushion 2 between the upper cover plate 7 and the hollow part 10. The rubber gasket 2 helps to improve the sealing effect of the upper cover plate 7 on the end of the hollow part 10.
A through hole A is coaxially processed on the screw rod 6, the through hole A penetrates through the screw rod 6 and the upper cover plate 7, a through hole B9 is radially processed on the screw rod 6, and the through hole B9 is communicated with the through hole A. In the nickel plating process, the inside of the hollow part 10 is communicated with the outside through the through hole B9 and the through hole A, so that when the hollow part 10 is heated, the air pressure of the inner cavity of the hollow part is consistent with the external atmospheric pressure.
And a rubber tube 8 is arranged at one end of the through hole A, which is far away from the end sealing component A, on the upper cover plate 7, and the through hole A is communicated with the outside through the rubber tube 8.
The chemical nickel plating structure for the hollow part further comprises a plating tank 11, a nickel plating solution 12 is filled in the plating tank 11, the hollow part 10, the hole sealing assembly, the end sealing assembly A and the end sealing assembly B are all located below the liquid level of the nickel plating solution 12, and one end, far away from the upper cover plate 7, of the rubber pipe 8 extends out of the nickel plating solution 12 to be communicated with the outside.
Specifically, the lower cover plate 1 and the upper cover plate 7 are made of hard plastics, and the cylinder 3 and the screw 6 are made of metal materials.
The working principle or the using process of the chemical nickel plating structure of the hollow part is as follows:
as shown in fig. 1, a rubber mat 2 is sleeved on a screw rod 6, another rubber mat 2 is sleeved on a cylinder 3, the screw rod 6 is inserted from one end of a hollow part 10, the cylinder 3 is inserted from the other end of the hollow part 10, the screw rod 6 is screwed into a threaded hole in the cylinder 3 and screwed, and therefore the end of the hollow part 10 is sealed through the rubber mat 2, an upper cover plate 7 and a lower cover plate 1. And plugging a silica gel ball 5 with a size slightly larger than the inclined hole 4 into the inclined hole 4, so that the inclined hole 4 is sealed by the silica gel ball 5. Then the hollow part 10 is placed in a plating tank 11, the lower cover plate 1 is contacted with the bottom of the plating tank 11, the hollow part 10, the end sealing component A, the end sealing component B and the silica gel ball 5 are all positioned below the liquid level of the nickel plating solution 12, and the upper end of the rubber tube 8 is positioned above the liquid level of the nickel plating solution 12.
In conclusion, the end part of the hollow part 10 is sealed by the upper cover plate 7, the lower cover plate 1 and the rubber gasket 2, the inclined hole 4 on the hollow part 10 is sealed by the silica gel ball 5, the sealing effect is good, and the nickel plating solution 12 is prevented from entering the hollow part 10 through the inclined hole 4 or the end part of the hollow part 10, so that the nickel plating layer is prevented from being formed on the inner surface of the hollow part 10, the operation of removing the nickel plating layer on the inner surface in the later period is reduced, time and labor are saved, the efficiency is high, and the part manufacturing cost is reduced. The end seal component A is in threaded connection with the end seal component B, so that the assembly and disassembly are convenient and quick. In the nickel plating process, the inner cavity air pressure of the hollow part 10 is consistent with the external atmospheric pressure, and the inner cavity air pressure is prevented from being increased after the hollow part 10 is heated, so that the upper cover plate 7, the lower cover plate 1 and the rubber gasket 2 are deformed, and the upper cover plate 7, the lower cover plate 1, the rubber gasket 2 and the silica gel ball 5 are beneficial to continuously keeping good sealing on the hollow part 10.
Claims (2)
1. The utility model provides a hollow part chemical nickel plating structure which characterized in that: the sealing device comprises a hollow part (10), wherein the hollow part (10) is of a tubular structure, a plurality of inclined holes (4) are formed in the outer wall of the hollow part (10), hole sealing components are arranged at the hole openings of the inclined holes (4), one end of the hollow part (10) is provided with an end sealing component A, the other end of the hollow part is provided with an end sealing component B, and the end sealing component B is detachably connected with the end sealing component A;
the hole sealing component is a silica gel ball (5);
the end sealing assembly A comprises a lower cover plate (1) and a cylinder (3) arranged on the lower cover plate (1), the cylinder (3) is perpendicular to the lower cover plate (1), and a threaded hole is coaxially formed in one end, far away from the lower cover plate (1), of the cylinder (3);
a rubber pad (2) is sleeved on the column (3) between the lower cover plate (1) and the hollow part (10);
the end sealing component B comprises an upper cover plate (7) and a screw (6) arranged on the upper cover plate (7);
a rubber pad (2) is sleeved on the screw (6) between the upper cover plate (7) and the hollow part (10);
the screw rod (6) is coaxially provided with a through hole A, the through hole A penetrates through the screw rod (6) and the upper cover plate (7), the screw rod (6) is radially provided with a through hole B (9), and the through hole B (9) is communicated with the through hole A;
a rubber tube (8) is arranged at one end of the through hole A, which is far away from the end sealing component A, on the upper cover plate (7), and the through hole A is communicated with the outside through the rubber tube (8);
the chemical nickel plating structure for the hollow part further comprises a plating tank (11), a nickel plating solution (12) is filled in the plating tank (11), the hollow part (10), the hole sealing assembly, the end sealing assembly A and the end sealing assembly B are all located below the liquid level of the nickel plating solution (12), and one end, far away from the upper cover plate (7), of the rubber pipe (8) extends out of the nickel plating solution (12) to be communicated with the outside.
2. The electroless nickel plating structure for hollow parts according to claim 1, wherein: the end seal assembly A is in threaded connection with the end seal assembly B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010946413.4A CN112126917B (en) | 2020-09-10 | 2020-09-10 | Chemical nickel plating structure for hollow part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010946413.4A CN112126917B (en) | 2020-09-10 | 2020-09-10 | Chemical nickel plating structure for hollow part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112126917A CN112126917A (en) | 2020-12-25 |
| CN112126917B true CN112126917B (en) | 2022-12-06 |
Family
ID=73845347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010946413.4A Active CN112126917B (en) | 2020-09-10 | 2020-09-10 | Chemical nickel plating structure for hollow part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112126917B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113019824B (en) * | 2021-03-23 | 2022-02-22 | 湖南大学 | Ultrasonic cavitation-based method and device for modifying surfaces of inner wall and outer wall of cavity |
| CN113502465A (en) * | 2021-07-06 | 2021-10-15 | 中国航发贵州黎阳航空动力有限公司 | Protection tool and plating method for local chemical plating of tubular part |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0814392A (en) * | 1994-06-29 | 1996-01-16 | Sekiyu Kodan | Pipe inner surface sealing jig |
| CN103243363A (en) * | 2012-02-07 | 2013-08-14 | 中山市盈科轴承制造有限公司 | Locally-electroplating mold |
| CN203373438U (en) * | 2013-07-18 | 2014-01-01 | 首都航天机械公司 | Local nickel plating device for corrugated pipe |
| CN203500748U (en) * | 2013-08-11 | 2014-03-26 | 刘立起 | Conical expansion sealing plug |
| CN205603707U (en) * | 2016-03-25 | 2016-09-28 | 洛阳Lyc轴承有限公司 | Abnormal shape bearing ring's local electroplating protection device |
| CN107268047A (en) * | 2017-06-28 | 2017-10-20 | 中国航发南方工业有限公司 | Nickel plating shield jig and nickel plating guard method |
-
2020
- 2020-09-10 CN CN202010946413.4A patent/CN112126917B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0814392A (en) * | 1994-06-29 | 1996-01-16 | Sekiyu Kodan | Pipe inner surface sealing jig |
| CN103243363A (en) * | 2012-02-07 | 2013-08-14 | 中山市盈科轴承制造有限公司 | Locally-electroplating mold |
| CN203373438U (en) * | 2013-07-18 | 2014-01-01 | 首都航天机械公司 | Local nickel plating device for corrugated pipe |
| CN203500748U (en) * | 2013-08-11 | 2014-03-26 | 刘立起 | Conical expansion sealing plug |
| CN205603707U (en) * | 2016-03-25 | 2016-09-28 | 洛阳Lyc轴承有限公司 | Abnormal shape bearing ring's local electroplating protection device |
| CN107268047A (en) * | 2017-06-28 | 2017-10-20 | 中国航发南方工业有限公司 | Nickel plating shield jig and nickel plating guard method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112126917A (en) | 2020-12-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112126917B (en) | Chemical nickel plating structure for hollow part | |
| CN211799985U (en) | Spray tower with prevent blockking up function | |
| CN206693323U (en) | A kind of skeleton symbol is taken a shower water saving fixtures automatically | |
| CN202220210U (en) | Device for pumping anode mud in electrolytic bath | |
| CN218282470U (en) | Glue injection device for repairing abnormal sound of distance tube of graphite tube heat exchanger | |
| CN203917232U (en) | A kind of heat-exchangers of the plate type cooling medium equipment circulation cleaning device | |
| CN213088272U (en) | Novel corrosion-resistant sulfur submerged pump | |
| CN215140046U (en) | Reagent adding and taking equipment for potassium salt production | |
| CN201401132Y (en) | Compound synergic process pipe column under pump in oil pumping well | |
| CN202062065U (en) | Storage cell electrode group cast welding device | |
| CN215916632U (en) | Three-layer filtering device with easily-replaced filter screen | |
| CN215917004U (en) | MBR membrane in-situ cleaning tool | |
| CN210880830U (en) | Porous integrative pipe setting device | |
| CN216378318U (en) | Quick cooling device is used in stainless steel tubular product processing | |
| CN218280673U (en) | Leading active carbon filter core of UDF | |
| CN214976475U (en) | Negative pressure cup washs auxiliary device | |
| CN210711805U (en) | Electroplating barrel that can spin-dry automatically | |
| CN220057075U (en) | Electrophoresis paint recycling machine for production of environment-friendly aluminum alloy pipes | |
| CN205977826U (en) | Gas -liquid conversion pump body suitable for high -pressure gas | |
| CN213348310U (en) | Dechlorination tower for caustic soda production | |
| CN217395660U (en) | Be applied to formula cooling device that sinks of PE tubular product production | |
| CN220862274U (en) | Purifying bottle integrated cleaning device | |
| CN209926979U (en) | Air cooler heat exchange tube mechanism of decontaminating | |
| CN114406084B (en) | Pipe fitting water swelling forming device | |
| CN209685914U (en) | A kind of deep hole coating apparatus that sealing effect is good |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |