CN108411353A - A kind of galvanic anode phosphorous copper balls and preparation method thereof - Google Patents
A kind of galvanic anode phosphorous copper balls and preparation method thereof Download PDFInfo
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- CN108411353A CN108411353A CN201810298480.2A CN201810298480A CN108411353A CN 108411353 A CN108411353 A CN 108411353A CN 201810298480 A CN201810298480 A CN 201810298480A CN 108411353 A CN108411353 A CN 108411353A
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- copper balls
- phosphorous copper
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/10—Electrodes, e.g. composition, counter electrode
- C25D17/12—Shape or form
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/14—Plants for continuous casting
- B22D11/145—Plants for continuous casting for upward casting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/03—Making non-ferrous alloys by melting using master alloys
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
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- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The invention discloses a kind of galvanic anode phosphorous copper balls and preparation method thereof, including sphere, the ball interior is equipped with hollow groove, and the hollow groove is wrapped around equipped with reinforcing ring, and the reinforcing ring is wrapped around equipped with protruding block.The present invention can be by oxidization of copper powder, so as to improve Cu by adding hydrogen peroxide, hydrogen peroxide in a kettle+The uniform deposition on its loose crystals causes the not close of cathode sedimentary, out-of-flatness, lackluster phenomenon, improves the service life and aesthetics of phosphorous copper balls；Melt is stirred by continual, ensure being uniformly distributed for P elements, it is careful to reach crystalline particle, hard-packed purpose restrained effectively univalent copper ion and be formed, and phosphorus content is moderate and is evenly distributed, the earth of positive pole is seldom, anode more than usual half a year just cleans, and the attached raw material such as not only improves plating production efficiency in this way, but also save anode.
Description
Technical field
The present invention relates to phosphorous copper balls production field, more particularly to a kind of galvanic anode phosphorous copper balls and preparation method thereof.
Background technology
Phosphorous copper balls are mainly used in the dual platen in printed circuit board and multiple-plate plating, are in addition to this also used in five
In the plating of the industries such as gold.The production generally use horizontal casting production phosphorous copper balls and up-drawing method of phosphorous copper balls produce phosphorous copper balls work
Skill, the phosphorous copper balls of existing plating are all the phosphorous copper balls of solid shape mostly.The phosphorous copper balls of solid shape are easy when use is electroplated
There is problems with：1, copper ion can only be released from the surface of phosphorous copper balls；2, the earth of positive pole generated is easy that phosphorus will be covered in
The surface of copper ball reduces the utilization rate of phosphorous copper balls to prevent copper ion from discharging, and waste is serious；3, due to being solid shape, phosphorous copper balls
Heavier mass, cost is higher, and partial hollow phosphorous copper balls anti-pressure ability is relatively low, is easily damaged and phosphorous copper balls often occur
Therefore out-of-flatness, lackluster phenomenon invent a kind of galvanic anode phosphorous copper balls and preparation method thereof to solve the above problems very
It is necessary to.
Invention content
The purpose of the present invention is to provide a kind of galvanic anode phosphorous copper balls and preparation method thereof, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides the following technical solutions：A kind of galvanic anode phosphorous copper balls and preparation method thereof,
Including sphere, the ball interior is equipped with hollow groove, and the hollow groove is wrapped around equipped with reinforcing ring, the outer side ring of the reinforcing ring
It is arranged with protruding block.
Preferably, the raised number of blocks is set as multiple, between the protruding block and protruding block between be divided into 2-4mm.
Preferably, the present invention also provides a kind of preparation method of galvanic anode phosphorous copper balls, the specific steps are：
(1) P-Cu mother alloy and copper raw material are added in reaction kettle and are heated, heating temperature is 1000-1300 DEG C, is added
The hot time is 6-8h, and heating process simultaneously uninterruptedly stirs it；
(2) crystallizer is goed deep into heating to complete to draw melt by up-drawing method in melt, is put into and moves back after melt solidification
It is cooled down after annealing in fiery device, phosphor-copper bar is obtained after cooling is fixed；
(3) phosphor-copper bar is subjected to stripping and slicing press work, obtains phosphorous copper balls ball embryo；
(4) phosphorous copper balls ball embryo is polished, deburring, cleaning and drying obtain phosphor-copper ball.
Preferably, heating process is 60r/min-100r/min to melt stir speed (S.S.) in reaction kettle, after often stirring 30min
Interval 30min is again stirring for.
Preferably, heating adds hydrogen peroxide reagent thereto after carrying out 2h, wherein being that hydrogen peroxide tries by weight percentage
Agent：Melt=1:300-1:500.
Preferably, crystallizer is graphite cooler crystallizer, is fixed in the pipeline of the graphite mo(u)ld of graphite cooler crystallizer
Solid bar mold, the outer diameter of bar mold are less than the caliber of the pipeline of the graphite mo(u)ld, and bar mold is divided into interior bar mold and outer bar
Mold, outer bar die surface are uniformly provided with convex block, and outer bar mold graphite density is more than interior bar mold density.
The technique effect and advantage of the present invention：1, by adding hydrogen peroxide in a kettle, hydrogen peroxide can be by copper powder oxygen
Change, so as to improve Cu+The uniform deposition on its loose crystals causes the not close of cathode sedimentary, out-of-flatness, lusterless
Phenomenon improves the service life and aesthetics of phosphorous copper balls；
2, melt is stirred by continual, ensures being uniformly distributed for P elements, it is thin to reach crystalline particle
It causing, hard-packed purpose restrained effectively univalent copper ion and be formed, and phosphorus content is moderate and is evenly distributed, and the earth of positive pole is seldom,
Anode more than usual half a year just cleans, and the attached former material such as not only improves plating production efficiency in this way, but also save anode
Material；
3, melt is drawn melt by up-drawing method by graphite cooler crystallizer, crystallizer outer bar die surface is uniform
Equipped with convex block, outer bar mold graphite density, which is more than interior bar mold density, keeps phosphorous copper balls internal structure even closer, can bear more
Strong impact force and extruding force, while internal protrusion block increases its perimeter, can bear more electric currents, the proportion of goods damageds are small.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
In figure：1 sphere, 2 hollow grooves, 3 reinforcing rings, 4 protruding blocks.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment one：
The present invention provides a kind of galvanic anode phosphorous copper balls as shown in Figure 1 and preparation method thereof, including sphere 1, special
Sign is：The sphere 1 is internally provided with hollow groove 2, and the hollow groove 2 is wrapped around equipped with reinforcing ring 3, outside the reinforcing ring 3
Side ring is arranged with protruding block 4, and 4 quantity of protruding block is set as multiple, between the protruding block 4 and protruding block 4 between be divided into 2-4mm.
The present invention also provides a kind of preparation method of galvanic anode phosphorous copper balls, the specific steps are：
(1) P-Cu mother alloy and copper raw material are added in reaction kettle and are heated, heating temperature is 1300 DEG C, heating time
It is uninterruptedly stirred for 6h, heating process and to it, heating process is 100r/min to melt stir speed (S.S.) in reaction kettle, often
Interval 30min is again stirring for after stirring 30min, and heating adds hydrogen peroxide reagent thereto after carrying out 2h, wherein percentage by weight
Than being calculated as hydrogen peroxide reagent：Melt 1:500；
(2) crystallizer is goed deep into heating to complete to draw melt by up-drawing method in melt, is put into and moves back after melt solidification
It is cooled down after annealing in fiery device, phosphor-copper bar is obtained after cooling is fixed, crystallizer is graphite cooler crystallizer, graphite cooling knot
Solid bar mold is fixed in the pipeline of the graphite mo(u)ld of brilliant device, the outer diameter of bar mold is less than the pipe of the pipeline of the graphite mo(u)ld
Diameter, bar mold are divided into interior bar mold and outer bar mold, and outer bar die surface is uniformly provided with convex block, and outer bar mold graphite density is more than
Interior bar mold density；
(3) phosphor-copper bar is subjected to stripping and slicing press work, obtains phosphorous copper balls ball embryo；
(4) phosphorous copper balls ball embryo is polished, deburring, cleaning and drying obtain phosphor-copper ball.
Embodiment two：
The present invention provides a kind of galvanic anode phosphorous copper balls as shown in Figure 1 and preparation method thereof, including sphere 1, special
Sign is：The sphere 1 is internally provided with hollow groove 2, and the hollow groove 2 is wrapped around equipped with reinforcing ring 3, outside the reinforcing ring 3
Side ring is arranged with protruding block 4, and 4 quantity of protruding block is set as multiple, between the protruding block 4 and protruding block 4 between be divided into 2-4mm.
The present invention also provides a kind of preparation method of galvanic anode phosphorous copper balls, the specific steps are：
(1) P-Cu mother alloy and copper raw material are added in reaction kettle and are heated, heating temperature is 1000 DEG C, heating time
It is uninterruptedly stirred for 8h, heating process and to it, heating process is 60r/min to melt stir speed (S.S.) in reaction kettle, often
Interval 30min is again stirring for after stirring 30min, and heating adds hydrogen peroxide reagent thereto after carrying out 2h, wherein percentage by weight
Than being calculated as hydrogen peroxide reagent：Melt=1:300；
(2) crystallizer is goed deep into heating to complete to draw melt by up-drawing method in melt, is put into and moves back after melt solidification
It is cooled down after annealing in fiery device, phosphor-copper bar is obtained after cooling is fixed, crystallizer is graphite cooler crystallizer, graphite cooling knot
Solid bar mold is fixed in the pipeline of the graphite mo(u)ld of brilliant device, the outer diameter of bar mold is less than the pipe of the pipeline of the graphite mo(u)ld
Diameter, bar mold are divided into interior bar mold and outer bar mold, and outer bar die surface is uniformly provided with convex block, and outer bar mold graphite density is more than
Interior bar mold density；
(3) phosphor-copper bar is subjected to stripping and slicing press work, obtains phosphorous copper balls ball embryo；
(4) phosphorous copper balls ball embryo is polished, deburring, cleaning and drying obtain phosphor-copper ball.
Embodiment three：
The present invention provides a kind of galvanic anode phosphorous copper balls as shown in Figure 1 and preparation method thereof, including sphere 1, special
Sign is：The sphere 1 is internally provided with hollow groove 2, and the hollow groove 2 is wrapped around equipped with reinforcing ring 3, outside the reinforcing ring 3
Side ring is arranged with protruding block 4, and 4 quantity of protruding block is set as multiple, between the protruding block 4 and protruding block 4 between be divided into 2-4mm.
The present invention also provides a kind of preparation method of galvanic anode phosphorous copper balls, the specific steps are：
(1) P-Cu mother alloy and copper raw material are added in reaction kettle and are heated, heating temperature is 1200 DEG C, heating time
It is uninterruptedly stirred for 7h, heating process and to it, heating process is 80/min to melt stir speed (S.S.) in reaction kettle, is often stirred
Interval 30min is again stirring for after mixing 30min, and heating adds hydrogen peroxide reagent thereto after carrying out 2h, wherein by weight percentage
It is calculated as hydrogen peroxide reagent：Melt=1:400；
(2) crystallizer is goed deep into heating to complete to draw melt by up-drawing method in melt, is put into and moves back after melt solidification
It is cooled down after annealing in fiery device, phosphor-copper bar is obtained after cooling is fixed, crystallizer is graphite cooler crystallizer, graphite cooling knot
Solid bar mold is fixed in the pipeline of the graphite mo(u)ld of brilliant device, the outer diameter of bar mold is less than the pipe of the pipeline of the graphite mo(u)ld
Diameter, bar mold are divided into interior bar mold and outer bar mold, and outer bar die surface is uniformly provided with convex block, and outer bar mold graphite density is more than
Interior bar mold density；
(3) phosphor-copper bar is subjected to stripping and slicing press work, obtains phosphorous copper balls ball embryo；
(4) phosphorous copper balls ball embryo is polished, deburring, cleaning and drying obtain phosphor-copper ball.
Following table is obtained after carrying out many experiments record：
| Embodiment one | Embodiment two | Embodiment three | |
| Average quality | It is relatively low | It is higher | It is low |
| It can bear electric current | It is higher | Generally | It is high |
| Surface roughness | Generally | Generally | It is smooth |
| Service life | It is higher | It is higher | It is high |
It is obtained after being tested according to above-described embodiment, a kind of galvanic anode phosphorous copper balls and its preparation side that embodiment three is provided
Phosphorous copper balls average quality obtained by method is low, and it is big to bear electric current, surface smooth and beautiful appearance, and service life is long.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention's
Within protection domain.
Claims (6)
1. a kind of galvanic anode phosphorous copper balls, including sphere (1), it is characterised in that：The sphere (1) is internally provided with hollow groove (2),
The hollow groove (2) wraps around equipped with reinforcing ring (3), and the reinforcing ring (3) wraps around equipped with protruding block (4).
2. a kind of galvanic anode phosphorous copper balls according to claim 1, it is characterised in that：Protruding block (4) the quantity setting
To be multiple, between the protruding block (4) and protruding block (4) between be divided into 2-4mm.
3. a kind of galvanic anode phosphorous copper balls according to claim 1 and preparation method thereof, it is characterised in that：
(1) P-Cu mother alloy and copper raw material are added in reaction kettle and are heated, heating temperature is 1000-1300 DEG C, when heating
Between be 6-8h, heating process simultaneously uninterruptedly stirs it；
(2) crystallizer is goed deep into heating to complete to draw melt by up-drawing method in melt, annealing dress is put into after melt solidification
It is cooled down after setting interior annealing, phosphor-copper bar is obtained after cooling is fixed；
(3) phosphor-copper bar is subjected to stripping and slicing press work, obtains phosphorous copper balls ball embryo；
(4) phosphorous copper balls ball embryo is polished, deburring, cleaning and drying obtain phosphor-copper ball.
4. a kind of galvanic anode phosphorous copper balls according to claim 3 and preparation method thereof, it is characterised in that：Heating process pair
Melt stir speed (S.S.) is 60r/min-100r/min in reaction kettle, and interval 30min is again stirring for after often stirring 30min.
5. a kind of galvanic anode phosphorous copper balls according to claim 3 and preparation method thereof, it is characterised in that：Heating carries out 2h
Hydrogen peroxide reagent is added thereto afterwards, wherein being hydrogen peroxide reagent by weight percentage：Melt=1:300-1:500.
6. a kind of galvanic anode phosphorous copper balls according to claim 3 and preparation method thereof, it is characterised in that：Crystallizer is stone
Black cooler crystallizer is fixed with solid bar mold, the outer diameter of bar mold in the pipeline of the graphite mo(u)ld of graphite cooler crystallizer
Less than the caliber of the pipeline of the graphite mo(u)ld, bar mold is divided into interior bar mold and outer bar mold, and outer bar die surface is uniformly provided with
Convex block, outer bar mold graphite density are more than interior bar mold density.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810298480.2A CN108411353A (en) | 2018-04-04 | 2018-04-04 | A kind of galvanic anode phosphorous copper balls and preparation method thereof |
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| CN201810298480.2A CN108411353A (en) | 2018-04-04 | 2018-04-04 | A kind of galvanic anode phosphorous copper balls and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113684523A (en) * | 2021-08-31 | 2021-11-23 | 江西江南新材料科技股份有限公司 | Hollow phosphor copper ball for electroplating and preparation method thereof |
| CN114921819A (en) * | 2022-05-10 | 2022-08-19 | 广州市慧科高新材料科技有限公司 | Method for improving stability of hole-filling copper plating solution by using phosphorus-copper anode |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722350A (en) * | 2014-01-14 | 2014-04-16 | 东又悦（苏州）电子科技新材料有限公司 | Electroplating hollow phosphor copper ball and preparation method thereof |
| CN103849909A (en) * | 2014-02-26 | 2014-06-11 | 东又悦（苏州）电子科技新材料有限公司 | Phosphor copper ball with grooves at surface and preparation method thereof |
-
2018
- 2018-04-04 CN CN201810298480.2A patent/CN108411353A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722350A (en) * | 2014-01-14 | 2014-04-16 | 东又悦（苏州）电子科技新材料有限公司 | Electroplating hollow phosphor copper ball and preparation method thereof |
| CN103849909A (en) * | 2014-02-26 | 2014-06-11 | 东又悦（苏州）电子科技新材料有限公司 | Phosphor copper ball with grooves at surface and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113684523A (en) * | 2021-08-31 | 2021-11-23 | 江西江南新材料科技股份有限公司 | Hollow phosphor copper ball for electroplating and preparation method thereof |
| CN114921819A (en) * | 2022-05-10 | 2022-08-19 | 广州市慧科高新材料科技有限公司 | Method for improving stability of hole-filling copper plating solution by using phosphorus-copper anode |
| CN114921819B (en) * | 2022-05-10 | 2023-08-29 | 广州市慧科高新材料科技有限公司 | Method for improving stability of hole-filling copper plating solution of phosphorus copper anode |
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 335000 Yingtan Industrial Park, Yuehu District, Yingtan, Jiangxi Applicant after: Jiangxi Jiangnan New Materials Technology Co., Ltd. Address before: 335000 Yingtan Industrial Park, Yuehu District, Yingtan, Jiangxi Applicant before: YINGTAN JIANGNAN COPPER CO., LTD. |
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Application publication date: 20180817 |
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| RJ01 | Rejection of invention patent application after publication |