CN1623011A - Gate bush producing method by electroforming - Google Patents
Gate bush producing method by electroforming Download PDFInfo
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- CN1623011A CN1623011A CNA03802795XA CN03802795A CN1623011A CN 1623011 A CN1623011 A CN 1623011A CN A03802795X A CNA03802795X A CN A03802795XA CN 03802795 A CN03802795 A CN 03802795A CN 1623011 A CN1623011 A CN 1623011A
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- deposition layer
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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
- C25D1/00—Electroforming
- C25D1/02—Tubes; Rings; Hollow bodies
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
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- Organic Chemistry (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Chemically Coating (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
The invention provides a method for manufacturing a gate bush having an excellent surface roughness resulting from the excellent transfer accuracy, a high corrosion-resistance, advantages originating from electroforming of a nickel alloy, a greatly improved hardness, and an excellent wear-resistance. To achieve the aims, the invention provides the gate bush manufacturing method by electroforming which is characterized by including the steps of elecctrodepositing a first electrodeposited layer made of a nickel alloy on the surface of a matrix electrode having the same outer shape as the inner shape of a form, depositing a second electroless layer of an electroless nickel-phosphorus alloy layer on the surface of the first electrodeposited layer, elecctrodepositing a third electrodeposited layer of a nickel alloy on the surface of the second electroless nickel-phosphorus alloy layer, separating the matrix electrode from the form having the first to third electrodeposited/deposited layers, quenching the form, and machining it into a predetermined shape and predetermined dimensions.
Description
Technical field
The present invention relates to method by electroforming processing and manufacturing casting sleeve pipe (ゲ one ト Block Star シ ユ), specifically, the casting method of making sleeve tube that relates to is, by adopting erosion resistance, the good electroforming processing of transfer printing precision, and increase substantially hardness, be able to produce the casting sleeve pipe of high abrasion resistance very economically at the molding internal surface.
Background technology
In the past, the casting sleeve pipe that uses in plastics forming was produced by various manufacture method, for example, and known can forming by manufacturings such as electroforming processing, electrodischarge machining(E.D.M.).
Nowadays, for the intensity of the plastics that improve digital camera etc., people sneak into glass fibre etc. in the resinogen material.
Therefore, utilizing the casting sleeve pipe toward metal die in during the extrusion resin starting material, the resinogen material of casting internal surface of casing is sneaked into material by portion because of glass fibre etc. and is scratched, and the result can cause this part generation wear problems.
Particularly, in the casting sleeve pipe of accurate location (ピ Application Port イ Application ト), when finishing the extruding of resin material, in order to carry out raw-material cutting well, under the situation that produces wearing and tearing, must in time change the casting sleeve pipe, but this can increase relevant cost, thereby causes economy significantly to worsen.
At these problems, in order to improve casting telescopic hardness, extensively adopted the casting sleeve pipe that utilizes steel alloy (for example SKH), makes by electrodischarge machining(E.D.M.).
Really,, then can make hardness reach Rockwell hardness 59～61HRC,, also can keep suitable wear resistance even use the resinogen material of having sneaked into foregoing glass fibre etc. if adopt described steel alloy.
But, owing to process different with electroforming by the manufacture method that electrodischarge machining(E.D.M.) etc. is carried out, grinding operation carries out in the inside of molding always, therefore, be difficult to expect to obtain the integrity of grinding operation, and carry out very difficulty of high-precision minute surface precision work, simultaneously, the efficient of its grinding operation also can be significantly low.
In addition, the steel alloy erosion resistance is bad, be easy to get rusty under preservation state, and inconvenience safeguards that handling cost increases.
In addition, electrodischarge machining(E.D.M.) etc. are difficult to produce the molding with special shape, thereby have the difficult point that can not adapt to the various variations of casting telescopic.
In addition, though the method for utilizing raising casting sleeve pipe hardness such as superalloy steel also is provided, this can increase raw-material cost, thereby causes the economy of product to worsen.
On the other hand, in the electroforming processing of in the past being undertaken by nickelalloy, there is the limit in the hardness of molding, usually, is ultimate value about Rockwell hardness 55～62HRC.
Summary of the invention
In view of there being the problems referred to above, the object of the present invention is to provide a kind of casting telescopic method that is used for making, described casting sleeve pipe has good surfaceness because of transfer printing precision is good, has high corrosion resistance, when giving full play to the advantage that the electroforming processing of adopting nickelalloy to carry out had, improve hardness greatly, also possessed good wearability.
In the present invention, to achieve these goals:
In by electroforming processing and manufacturing casting telescopic method, it is characterized in that, comprise following operation: on the surface of the profile parent form electrode (parent form Electricity Very) identical with the internal surface of molding, first deposition layer that galvanic deposit is formed by nickel alloy layer, then, separate out second electrodeposition-free coating that forms by electrolytic nickel-phosphorus alloy-free coating by the described first deposition layer surface, and then, surface electrical by described second electrolytic nickel-phosphorus alloy-free coating deposits the 3rd deposition layer that is formed by nickel alloy layer, the molding that makes described parent form electrode separate out each layer that first deposition layer to the, three deposition layers are arranged from galvanic deposit breaks away from, after quenching, process with the regulation geomery.(claim 1)
In addition, in by electroforming processing and manufacturing casting telescopic method, it is characterized in that, comprise following operation: on the surface of the profile parent form electrode identical with the inner surface configuration of molding, galvanic deposit is first deposition layer that the nickel alloy layer of 1～2 μ m forms by thickness, then, separating out by thickness by the described first deposition layer surface is second electrodeposition-free coating that the electrolytic nickel-phosphorus alloy-free coating of 10～100 μ m forms, and then, the 3rd deposition layer that forms by the nickel alloy layer that has corresponding to the specific thickness of molding thickness by the surface electrical of described second electrodeposition-free coating deposition, the molding that makes described parent form electrode separate out each layer that first deposition layer to the, three deposition layers are arranged from galvanic deposit breaks away from, after quenching, process with the regulation geomery.(claim 2)
In addition, in by electroforming processing and manufacturing casting telescopic method, it is characterized in that, comprise following operation: on the surface of the profile parent form electrode identical with the internal surface of molding, first deposition layer that galvanic deposit is formed by nickel alloy layer, then, separate out second electrodeposition-free coating that forms by electrolytic nickel-phosphorus alloy-free coating by the described first deposition layer surface, then, the parent form electrode body of galvanic deposit being separated out first deposition layer and second electrodeposition-free coating quenches, behind the 3rd deposition layer that galvanic deposit is formed by nickel alloy layer on the described parent form electrode body through quenching, each layer broken away from from described parent form electrode, process with the regulation geomery.(claim 3).
In addition, in by electroforming processing and manufacturing casting telescopic method, it is characterized in that, comprise following operation: on the surface of the profile parent form electrode identical with the internal surface of molding, galvanic deposit is first deposition layer that the nickel alloy layer of 1～2 μ m forms by thickness, then, separating out by thickness by the described first deposition layer surface is second electrodeposition-free coating that the electrolytic nickel-phosphorus alloy-free coating of 10～100 μ m forms, then, the parent form electrode body of galvanic deposit being separated out described first deposition layer and described second electrodeposition-free coating quenches, behind the 3rd deposition layer that galvanic deposit on the described parent form electrode body through quenching is formed by the nickelalloy that has corresponding to the specific thickness of molding thickness, each layer broken away from from described parent form electrode, process with the regulation geomery.(claim 4)
The present invention is owing to constitute in the above described manner, therefore, the electrolytic nickel-phosphorus alloy-free coating of the molding internal surface that forms after the demoulding is through quenching process, can realize Rockwell hardness 63～80HRC, even when the fortified resin of sneaking into glass fibre etc. is extruded into mould and passes through, can not occur wearing and tearing yet, thereby can go out to be rich in the casting sleeve pipe of ductility by the galvanic deposit processing and manufacturing.
In addition owing to adopted electroforming processing, therefore, can produce transfer printing precision good, very have a casting sleeve pipe of erosion resistance.
In addition, as claim 3 to claim 4 is put down in writing, by after separating out second electrodeposition-free coating that forms by electrolytic nickel-phosphorus alloy-free coating, promptly before galvanic deposit the 3rd deposition layer, carry out quenching process, can further improve the internal surface hardness of the molding that forms by electrolytic nickel-phosphorus alloy-free coating.
Therefore, according to casting method of making sleeve tube of the present invention, because the internal surface of the molding that is formed by electrolytic nickel-phosphorus alloy-free coating has very good hardness, therefore, even under the situation that the fortified resin of sneaking into glass fibre etc. passes through, wearing and tearing can be do not produced yet, thereby the casting sleeve pipe of wearability can be gone out to be rich in by the electroforming processing and manufacturing.
Because by first deposition layer that is formed by nickel alloy layer is set, can easily carry out parent form electrode and disengaging with molding of each layer, and, owing to form by identical materials each other with second electrodeposition-free coating that forms by electrolytic nickel-phosphorus alloy-free coating, therefore, has firm stickiness.
Description of drawings
Fig. 1 is for being presented in the manufacture method of the present invention the view of the state of galvanic deposit first deposition layer on the parent form electrode.
Fig. 2 is for being presented in the manufacture method of the present invention, and the view of the state of first deposition layer and second electrodeposition-free coating is separated out in galvanic deposit on the parent form electrode.
Fig. 3 is for being presented in the manufacture method of the present invention, and the view of the state of first deposition layer, second electrodeposition-free coating, the 3rd deposition layer is separated out in galvanic deposit on the parent form electrode.
Fig. 4 makes the view of molding from the state of parent form electrode disengaging for showing.
Fig. 5 is for showing the view that shapes the state of product with the regulation geomery.
Fig. 6 is for showing in the present invention the schema of the manufacture method of claim 1 and claim 2 record.
Fig. 7 is for showing in the present invention the schema of the manufacture method of claim 3 and claim 4 record.
Embodiment
Below, with reference to accompanying drawing embodiments of the invention are described.
Parent form electrode X, its upper layer has carried out the mirror ultrafinish processing.
The operation of carrying out in molding inside in this milled processed and the electrodischarge machining(E.D.M.) etc. is different, owing to be the processing that the outside surface at electrode carries out, therefore, can realize the very high processing of minute surface precision work precision.
In addition, original electroforming processing is just different with electrodischarge machining(E.D.M.) etc., can adapt to all special shapes, for example, can produce at an easy rate and grow bar-shaped casting sleeve pipe.
Utilize described parent form electrode X, implement casting telescopic manufacture method of the present invention by following operation.
At first, carry out mirror process, will be placed on through the described parent form electrode X of aforementioned processing in nickel sulfamic acid (ス Le Off ア ミ Application acid ニ Star ケ Le) the cobalt bath, galvanic deposit is as the nickel alloy layer of first deposition layer 1 on the surface of described parent form electrode.
In electroforming processing of the present invention, use known electroforming processing unit (plant), specifically, be to be placed in the bath with the metals such as nickel that link to each other with anode by the described parent form electrode that will link to each other with negative electrode, and galvanic current is flow through carry out between negative electrode and anode.
Operation makes described parent form electrode X and the isolating thin film layer of molding in order to be used in the end by metal first deposition layer 1 of described nickelalloy, for example, as record in claim 2, brings into play its function by 1～2 micron thickness.
Promptly, utilizing the casting sleeve pipe of making by the present invention to insert in the metal die, when squeezing out the resinogen material, even under the situation that first deposition layer 1 breaks away from, because first deposition layer 1 as mentioned above, formed by as thin as a wafer film, therefore, described casting telescopic inner surface configuration can not change in fact.
Then, take out described parent form electrode in the nickel sulfamic acid cobalt bath, with galvanic deposit the described parent form electrode X of first deposition layer 1 be placed in the no electrolytic nickel phosphorus bath.
Separate out second electrodeposition-free coating 2 that forms by electrolytic nickel-phosphorus alloy-free coating with this surface from described first deposition layer 1.
Because first deposition layer 1 that is formed by nickel alloy layer and second electrodeposition-free coating 2 that formed by electrolytic nickel-phosphorus alloy-free coating have good consistency all as the plain starting material of nickel, therefore, have firm stickiness, thereby the disengaging of two layers can not occur.
Described second electrodeposition-free coating 2 for example as claim 2 record, is brought into play its function by 10～100 microns thickness.
If owing to adopt with the operation of the direct galvanic deposit of electrolytic nickel-phosphorus alloy-free coating on the parent form electrode, the situation that electrolytic nickel-phosphorus alloy-free coating and parent form electrode break away from then can not take place, therefore, in the present invention, such as in each claim scope record, as release layer, galvanic deposit forms the nickel alloy layer of first deposition layer 1.
Then, in no electrolytic nickel phosphorus bath, take out described parent form electrode X, the parent form electrode X that will separate out second electrodeposition-free coating 2 that is formed by electrolytic nickel-phosphorus alloy-free coating from the surface of first deposition layer 1 puts into nickel sulfamic acid cobalt bath more again, thus the 3rd deposition layer 3 that galvanic deposit is formed by nickel alloy layer.
As the nickel alloy layer of herein the 3rd deposition layer 3 are layers that the specific thickness galvanic deposit of corresponding molding forms.
By above operation, second electrodeposition-free coating 2 of separating out first deposition layer 1 that forms by nickel alloy layer, forming by electrolytic nickel-phosphorus alloy-free coating in parent form electrode X galvanic deposit, the 3rd deposition layer 3 that forms by nickel alloy layer, afterwards, make described parent form electrode from be shaped pint from, after quenching, process (claim 1 and claim 2) with the geomery of regulation.
In addition, separate out first deposition layer 1 that forms by nickel alloy layer in galvanic deposit, the stage of second electrodeposition-free coating 2 that forms by electrolytic nickel-phosphorus alloy-free coating, described parent form electrode X main body is quenched, after the 3rd deposition layer 3 that galvanic deposit is formed by nickel alloy layer on the described parent form electrode X main body after quenching, each layer (1～3) broken away from from described parent form electrode X, and process (claim 3 and claim 4) with the geomery of regulation.
By implementing quenching, second electrodeposition-free coating 2 that forms by electrolytic nickel-phosphorus alloy-free coating with compared by the casting sleeve pipe that galvanic deposit is processed to form by nickelalloy in the past, can increase substantially hardness, the result who carries out measurement of hardness shows, has reached the hardness value about Rockwell hardness 63～80HRC.
Because when using the casting sleeve pipe, the resinogen material passes through from its internal surface, therefore, casting telescopic outside layer even the 3rd deposition layer 3 promptly in manufacture method of the present invention has the hardness that was realized by nickel alloy layer in the past, can not produce any problem yet.
Claims (4)
1. the method by electroforming processing and manufacturing casting sleeve pipe (ゲ one ト Block Star シ ユ), it is characterized in that, comprise following operation: on the surface of the profile parent form electrode (parent form Electricity Very) identical with the internal surface of molding, first deposition layer that galvanic deposit is formed by nickel alloy layer, then, separate out second electrodeposition-free coating that forms by electrolytic nickel-phosphorus alloy-free coating by the described first deposition layer surface, and then, surface electrical by described second electrodeposition-free coating deposits the 3rd deposition layer that is formed by nickel alloy layer, the molding that makes described parent form electrode separate out each layer that first deposition layer to the, three deposition layers are arranged from galvanic deposit breaks away from, after quenching, process with the regulation geomery.
2. by electroforming processing and manufacturing casting telescopic method, it is characterized in that, comprise following operation: on the surface of the profile parent form electrode identical with the inner surface configuration of molding, galvanic deposit is first deposition layer that the nickel alloy layer of 1～2 μ m forms by thickness, then, separating out by thickness by the described first deposition layer surface is second electrodeposition-free coating that the electrolytic nickel-phosphorus alloy-free coating of 10～100 μ m forms, and then, the 3rd deposition layer that forms by the nickel alloy layer that has corresponding to the specific thickness of molding thickness by the surface electrical of described second electrodeposition-free coating deposition, the molding that makes described parent form electrode separate out each layer that first deposition layer to the, three deposition layers are arranged from galvanic deposit breaks away from, after quenching, process with the regulation geomery.
3. by electroforming processing and manufacturing casting telescopic method, it is characterized in that, comprise following operation: on the surface of the profile parent form electrode identical with the internal surface of molding, first deposition layer that galvanic deposit is formed by nickel alloy layer, then, separate out second electrodeposition-free coating that forms by electrolytic nickel-phosphorus alloy-free coating by the described first deposition layer surface, then, the parent form electrode body of galvanic deposit being separated out first deposition layer and second electrodeposition-free coating quenches, behind the 3rd deposition layer that galvanic deposit is formed by nickel alloy layer on the described parent form electrode body through quenching, each layer broken away from from described parent form electrode, process with the regulation geomery.
4. by electroforming processing and manufacturing casting telescopic method, it is characterized in that, comprise following operation: on the surface of the profile parent form electrode identical with the internal surface of molding, galvanic deposit is first deposition layer that the nickel alloy layer of 1～2 μ m forms by thickness, then, separating out by thickness by the described first deposition layer surface is second electrodeposition-free coating that the electrolytic nickel-phosphorus alloy-free coating of 10～100 μ m forms, then, the parent form electrode body of galvanic deposit being separated out described first deposition layer and described second electrodeposition-free coating quenches, behind the 3rd deposition layer that galvanic deposit on the described parent form electrode body through quenching is formed by the nickelalloy that has corresponding to the specific thickness of molding thickness, each layer broken away from from described parent form electrode, process with the regulation geomery.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17812/2002 | 2002-01-28 | ||
| JP2002017812A JP3650795B2 (en) | 2002-01-28 | 2002-01-28 | Gate bush manufacturing method by electroforming |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1623011A true CN1623011A (en) | 2005-06-01 |
| CN100374625C CN100374625C (en) | 2008-03-12 |
Family
ID=27653373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB03802795XA Expired - Fee Related CN100374625C (en) | 2002-01-28 | 2003-01-17 | Gate bush producing method by electroforming |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP3650795B2 (en) |
| KR (1) | KR100769931B1 (en) |
| CN (1) | CN100374625C (en) |
| TW (1) | TWI265215B (en) |
| WO (1) | WO2003064730A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4833682B2 (en) * | 2006-02-17 | 2011-12-07 | 東京特殊電線株式会社 | Method of manufacturing lateral irradiation type laser chip and lateral irradiation type laser chip |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6128788A (en) * | 1984-07-20 | 1986-02-08 | Hitachi Ltd | Apparatus with direct coupling to water tap |
| CN1037367A (en) * | 1988-05-04 | 1989-11-22 | 吕加平 | Internally electroplating forming method of hollow non-ferrous products |
| JPH03288U (en) * | 1990-01-05 | 1991-01-07 | ||
| US5489057A (en) * | 1993-10-01 | 1996-02-06 | Avery Dennison Corporation | Fabrication of needles useful in the dispensing of plastic fasteners |
| JP3000288U (en) * | 1994-01-19 | 1994-08-02 | 株式会社イオン工学研究所 | Electroformed product applying chromium electrolytic deposition |
| JP2000309894A (en) * | 1999-04-23 | 2000-11-07 | Koshin Giken Kk | Electroforming method and its device |
-
2002
- 2002-01-28 JP JP2002017812A patent/JP3650795B2/en not_active Expired - Lifetime
-
2003
- 2003-01-17 WO PCT/JP2003/000327 patent/WO2003064730A1/en active Application Filing
- 2003-01-17 KR KR1020047011582A patent/KR100769931B1/en not_active IP Right Cessation
- 2003-01-17 CN CNB03802795XA patent/CN100374625C/en not_active Expired - Fee Related
- 2003-01-27 TW TW092101657A patent/TWI265215B/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| TW200302297A (en) | 2003-08-01 |
| WO2003064730A1 (en) | 2003-08-07 |
| TWI265215B (en) | 2006-11-01 |
| CN100374625C (en) | 2008-03-12 |
| KR20040098633A (en) | 2004-11-20 |
| JP2003213474A (en) | 2003-07-30 |
| JP3650795B2 (en) | 2005-05-25 |
| KR100769931B1 (en) | 2007-10-24 |
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