CN108994107B - A kind of processing technology of the oxidation Dumet wire using set process for copper - Google Patents
A kind of processing technology of the oxidation Dumet wire using set process for copper Download PDFInfo
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- CN108994107B CN108994107B CN201810747196.9A CN201810747196A CN108994107B CN 108994107 B CN108994107 B CN 108994107B CN 201810747196 A CN201810747196 A CN 201810747196A CN 108994107 B CN108994107 B CN 108994107B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/04—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire
- B21C37/047—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire of fine wires
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
-
- 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
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
- C23C8/12—Oxidising using elemental oxygen or ozone
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Metal Extraction Processes (AREA)
Abstract
A kind of oxidation Dumet wire using set process for copper, including dilval core wire and the copper clad layers being wrapped on the outside of the total core wire of the ferronickel, processing technology is the following steps are included: step 1, selection；Step 2, first time wire drawing；Step 3, pretreatment polishing processing；Step 4 covers copper pipe；Step 5, annealing；Step 6, second of wire drawing；Step 7, oxidation and sinter；Step 8, take-up.Present invention employs set copper pipes to cover copper technology, greatly improves production efficiency, improves product quality, avoids the problem of environmental pollution of traditional copper plating process.
Description
Technical field
The present invention relates to cover copper Dumet wire production technical field, in particular to a kind of oxidation Dumet wire using set process for copper
Processing technology.
Background technique
Dumet wire also known as covers Calmalloy silk, is coated on dilval for fine copper.Dumet wire is aoxidized, is exactly in layers of copper
Surface Creation cuprous oxide, is mainly used in the glass sealed diode in semiconductor industry and the capacitor of circuit board is inlayed.Oxidation
It is cuprous effectively closely to be sealed with the glass after heating together, for achieving the effect that sealing.Aoxidize Dumet wire appearance
Layer has the similar coefficient of expansion with glass, can shrink simultaneously, make after the working process of surface with glass when heating sealing-in
Dumet wire is closely combined together with glass, is avoided the coefficient of expansion and is mismatched the glass rupture that may cause and poor sealing
Phenomenon.
Since the Dumet wire that Finr and Eidred developed soft glass sealing-in in 1893 for the first time, the manufacture of Dumet wire
Method and every mechanism study reach its maturity, and Dumet wire is still optimal with the comprehensive performance of nickel group glass progress sealing-in at present
Special-purpose metal material.
The Dumet wire of current existing production, product is the disadvantage is that be also easy to produce bubble and chronic leakage, easily suction with glass sealing
Tide oxidation mildew, storage life is short, surface boron layer fastness is poor, welding performance difference etc. when making seal wire.Its traditional production technology
Plating copper technology is generallyd use, there is a problem of that coating is unstable, influences product quality, and there are environment for traditional copper plating process
Pollution.
Summary of the invention
The purpose of the present invention is to provide a kind of processing technologys of oxidation Dumet wire using set process for copper, for solving
Technical problem is stated, has the characteristics that dilval core wire and copper clad layers associativity are good, copper clad layers are stable and production is environmentally friendly.
Technical problem solved by the invention can be realized using following technical scheme:
A kind of processing technology of the oxidation Dumet wire using set process for copper, comprising the following steps: step 1, selection are selected
Dilval bar and copper pipe made of Ferro-nickel alloy material；Step 2, first time wire drawing, using wire drawing machine by dilval stick
Material draws and attenuates to technique and processes specification, obtains level-one dilval line；Step 3, pretreatment polishing processing, removal level-one ferronickel close
Gold thread surface layer impurity obtains second level dilval line；Step 4 covers copper pipe, specifically: 5.1, core conducting wire, second level ferronickel close
Gold thread completes unwrapping wire by conducting wire machine；5.2, copper pipe unwrapping wire, copper pipe complete unwrapping wire by conducting wire machine；5.3, casing utilizes casing
Machine imports second level dilval line in copper pipe, obtains level-one and covers copper pipe line；5.4, it deoils, by level-one set copper pipe line by deoiling
Cleaning machine removes skim-coat greasy dirt and impurity；5.5, sandblasting carries out blasting treatment to level-one set copper pipe line using sand-blasting machine；5.6, it strikes
Conjunction is suppressed, level-one is covered into dilval line and copper pipe completion pressing connection in copper pipe line using knocking machine, second level is obtained and covers copper
Pipeline；Second level set copper pipe line is completed annealing by annealing furnace by step 5, annealing；Step 6, second of wire drawing use
Second level set copper pipe line is drawn and attenuated to technique and processes specification by wire drawing machine, is obtained three-level and is covered copper pipe line；Step 7, oxidation and sinter, by three
Grade set pipeline makes surface form oxide layer by peroxidating equipment, then utilizes combustion apparatus that its surface is further burnt oxygen
Change, obtains oxidation Dumet wire finished product；Step 8, take-up utilize admission machine after oxidation Dumet wire finished product is passed through cooling, drying
Take-up is completed to be packaged.
In step 4, the level-one sleeve length of pipeline that copper pipe unwrapping wire completes to import formation with second level dilval line is no less than
45m。
In step 5 in annealing, annealing temperature is 650 DEG C~750 DEG C, soaking time 20h~for 24 hours.
Annealing temperature is 700 DEG C~720 DEG C, soaking time 23h~for 24 hours.
In step 2, it is 5.8mm~5.9mm that level-one dilval line, which draws and attenuates diameter,.
Step 7, three-level cover pipeline and carry out combustion oxidation using combustion of natural gas equipment.
A kind of oxidation Dumet wire using set process for copper, including dilval core wire add up to core wire with the ferronickel is wrapped in
The copper clad layers in outside, oxidation Dumet wire finished product includes that Ni content 30~32%, Co content 16.8~17.8%, microelement is total
< 0.1% is measured, Cu content 18%~22%, remaining is Fe element.
A kind of oxidation Dumet wire using set process for copper, including dilval core wire add up to core wire with the ferronickel is wrapped in
The copper clad layers in outside, oxidation Dumet wire finished product includes Ni content 40~42%, microelement total amount < 0.1%, and Cu content 22~
24%, remaining is Fe element.
0.12~0.135 times having a size of the dilval core line diameter size of the copper clad layers thickness in monolayer.
It is cuprous oxide layer on the outside of the copper clad layers.
The present invention has following outstanding advantages and effect compared with prior art: present invention employs set copper pipes to cover copper skill
Art greatly improves production efficiency, improves product quality, avoids the problem of environmental pollution of traditional copper plating process；It is logical
Optimization technique is crossed, the associativity of dilval core wire and copper clad layers is improved, makes it combine closer stronger, makes up original electricity
The problem of having sand holes when depositing process coating instability problem and cladding process welded seam and causing light bulb slow gas leakage.
The features of the present invention sees the detailed description of the drawings of the present case and following preferable embodiment and obtains clearly
Solution.
Detailed description of the invention
Fig. 1 is schematic cross-sectional view of the invention；
Wherein, 1, dilval core wire；2, copper clad layers；3, cuprous oxide layer.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
Embodiment 1
As shown, the present invention provides it is a kind of using set process for copper oxidation Dumet wire, including dilval core wire and
The copper clad layers being wrapped on the outside of the total core wire of ferronickel, oxidation Dumet wire finished product includes Ni content 30~32%, and Co content 16.8~
17.8%, microelement total amount < 0.1%, Cu content 18%~22%, remaining is Fe element；Copper clad layers thickness in monolayer having a size of
0.12~0.135 times of dilval core line diameter size, copper clad layers single layer preferred thickness is having a size of dilval core line diameter
0.125 times of size, copper clad layers outside are cuprous oxide layer, and cuprous oxide layer is in the glass sealed diode in semiconductor industry
And the capacitor of circuit board is inlayed, and effectively can closely be sealed with the glass after heating together, for achieving the effect that sealing.
In the present embodiment, it is preferred to use Perminvar is core core material, old by covering copper, the Dumet wire formed
Especially suitable for electrical parts such as transmitting tube, oscillating tube, ignitron, transistor and pipe envelope plug, relay1 cases.20 DEG C-
Have in 450 DEG C of temperature ranges with thermal expansion coefficient similar in silicon boron Bohemian glass, can carry out match strong seal with Bohemian glass and close
Gold while having good in the expansion coefficient similar of wider temperature range (- 80~450 DEG C) the interior coefficient of expansion and Bohemian glass
Cryo tissue stability.
Embodiment 2
As shown, the present invention provides it is a kind of using set process for copper oxidation Dumet wire, including dilval core wire and
The copper clad layers being wrapped on the outside of the total core wire of ferronickel, oxidation Dumet wire finished product includes Ni content 40~42%, microelement total amount
< 0.1%, Cu content 22~24%, remaining is Fe element；Copper clad layers thickness in monolayer is having a size of dilval core line diameter size
0.12~0.135 times, 0.125 times having a size of dilval core line diameter size of copper clad layers single layer preferred thickness, copper clad layers
Outside is cuprous oxide layer.
In the present embodiment, use dilval for core core material, old by covering copper, the Dumet wire formed is especially suitable
For electrical parts such as transmitting tube, oscillating tube, ignitron, transistor and pipe envelope plug, relay1 cases.Opposite embodiment 1,
Material cost is relatively low.
Embodiment 3
Based on embodiment 1 or 2, the oxidation Dumet wire being used to prepare in embodiment 1 or 2, manufacturing process is, including following
Step:
Step 1, selection, select Ferro-nickel alloy material made of dilval bar and copper pipe, by dilval bar into
The processing of row surface cleaning, including oxide layer, deburring and spot cleaning, are then dried；Wherein dilval bar, which meets, adds
Work requirement, surface bubble-free, scratch, dirty, burr, blackspot etc.；Copper pipe meet processing request surface bubble-free, scratch, it is dirty,
Burr, blackspot etc.；
Dilval bar is drawn and attenuated to technique using wire drawing machine and processes specification by step 2, first time wire drawing, obtains level-one
Dilval line, wire drawing specification have an adjustment according to product difference, level-one dilval line draw and attenuate preferred diameter for 5.8mm~
5.9mm, wire drawing machine use existing wire drawing equipment, need to only meet processing specification demands, because specific machined parameters foundation is set
Standby model, specification difference have differences, therefore are not described herein；
Step 3, pretreatment polishing processing, removes level-one dilval line surface layer impurity, obtains second level dilval line；
Polishing processing is carried out using existing machine for automatically polishing, or is processed using sandblasting or polissoir, table is further removed
Layer impurity；
Step 4 covers copper pipe, completes to process by casing unit, specifically:
5.1, core conducting wire, second level dilval line complete unwrapping wire by conducting wire machine；Conducting wire machine is set using existing conducting wire machine
It is standby, it need to only meet processing specification demands, because specific machined parameters have differences according to device model, specification difference, therefore
It is not described herein；
5.2, copper pipe unwrapping wire, copper pipe complete unwrapping wire by conducting wire machine；Conducting wire machine uses existing conducting wire machine equipment, only needs to meet
Specification demands are processed, because specific machined parameters have differences according to device model, specification difference, therefore do not say herein
It is bright；
5.3, second level dilval line is imported in copper pipe using jacketing machine, obtains level-one and cover copper pipe line by casing；Jacketing machine
Using existing casing machine equipment, it need to only meet processing specification demands, not because of specific machined parameters foundation device model, specification
It is same to have differences, therefore be not described herein；
5.4, it deoils, level-one set copper pipe line is removed into skim-coat greasy dirt and impurity by the cleaning machine that deoils；Utilize cleaning of deoiling
Machine removes greasy dirt and other dirts on level-one set copper pipe line, guarantees the high quality of level-one set copper pipe line, needs to check in time and go
The water level and pH value of oil cylinder and cleaning cylinder cleaning liquid inside body；
5.5, sandblasting carries out blasting treatment to level-one set copper pipe line using sand-blasting machine；Sandblasting is carried out to level-one set copper pipe line
Processing, in order to guarantee high quality and coating be avoided to pitch；
5.6, pressing is beaten, level-one is covered into the dilval line in copper pipe line using knocking machine and completes pressing company with copper pipe
It connects, obtains second level and cover copper pipe line, copper pipe unwrapping wire and second level dilval line are completed to import the level-one sleeve length of pipeline formed not
Less than 45m；Core and copper pipe are connected, improve the associativity of dilval core wire and copper clad layers, at the same convenient for its from
It is whole to pull out；
Second level set copper pipe line is completed annealing by annealing furnace by step 5, annealing, and annealing temperature is 650 DEG C~750
DEG C, soaking time 20h~for 24 hours, preferred annealing temperature is 700 DEG C~720 DEG C, soaking time 23h~for 24 hours；Removal processing is answered
Power refines internal grain structure, while can reinforce the associativity of dilval core wire and copper clad layers, while being convenient for subsequent wire drawing
Operation；
Second level set copper pipe line is drawn and attenuated to technique using wire drawing machine and processes specification, obtains three-level by step 6, second of wire drawing
Cover copper pipe line；Second of wire-drawing operation can be generally divided into twice and the above number wire-drawing operation will for the first time using big wire drawing
It is pulled to reasonable diameter value, preferably 1.8~2.4mm, is then pulled to the straight of product requirement specification by subsequent middle wire drawing
Diameter size value；Or the intermediate multiple wire-drawing operation of progress, it adjusts to reasonable diameter value, last time wire drawing forms product requirement
The diameter dimension value of specification；
Three-level is covered pipeline and makes surface form oxide layer by peroxidating equipment, then utilized by step 7, oxidation and sinter
The further combustion oxidation in its surface, three-level set pipeline are preferably used combustion of natural gas equipment to carry out combustion oxidation by combustion apparatus,
Obtain oxidation Dumet wire finished product；
Step 8, take-up after oxidation Dumet wire finished product is passed through cooling, drying, are completed take-up using admission machine and are packaged.
The said goods in the actual processing process, generally use following table:
Technological process of production table
As known by the technical knowledge, the present invention can pass through the embodiment party of other essence without departing from its spirit or essential feature
Case is realized.Therefore, embodiment disclosed above, in all respects are merely illustrative, not the only.Institute
Have within the scope of the present invention or is included in the invention in the change being equal in the scope of the present invention.
Claims (1)
1. a kind of processing technology of the oxidation Dumet wire using set process for copper, which comprises the following steps:
Dilval bar and copper pipe made of Ferro-nickel alloy material are selected in step 1, selection；
Dilval bar is drawn and attenuated to technique using wire drawing machine and processes specification by step 2, first time wire drawing, obtains level-one ferronickel
Alloy wire；
Step 3, pretreatment polishing processing, removes level-one dilval line surface layer impurity, obtains second level dilval line；
Step 4 covers copper pipe, specifically:
4.1, core conducting wire, second level dilval line complete unwrapping wire by conducting wire machine；
4.2, copper pipe unwrapping wire, copper pipe complete unwrapping wire by conducting wire machine；
4.3, second level dilval line is imported in copper pipe using jacketing machine, obtains level-one and cover copper pipe line by casing；
4.4, it deoils, level-one set copper pipe line is removed into skim-coat greasy dirt and impurity by the cleaning machine that deoils；
4.5, sandblasting carries out blasting treatment to level-one set copper pipe line using sand-blasting machine；
4.6, pressing is beaten, level-one is covered into dilval line and copper pipe completion pressing connection in copper pipe line using knocking machine, is obtained
It obtains second level and covers copper pipe line；
Second level set copper pipe line is completed annealing by annealing furnace by step 5, annealing；
Second level set copper pipe line is drawn and attenuated to technique using wire drawing machine and processes specification, obtained three-level and cover copper by step 6, second of wire drawing
Pipeline；
Three-level is covered pipeline and makes surface form oxide layer by peroxidating equipment by step 7, oxidation and sinter, then utilizes burning
The further combustion oxidation in its surface is obtained oxidation Dumet wire finished product by equipment；
Step 8, take-up after oxidation Dumet wire finished product is passed through cooling, drying, are completed take-up using admission machine and are packaged；
In step 4, copper pipe unwrapping wire and second level dilval line complete the level-one sleeve length of pipeline that importing is formed and are no less than 45m；
Annealing temperature is 700 DEG C~720 DEG C, soaking time 23h~for 24 hours；
In step 2, it is 5.8mm~5.9mm that level-one dilval line, which draws and attenuates diameter,；
Step 7, three-level cover pipeline and carry out combustion oxidation using combustion of natural gas equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810747196.9A CN108994107B (en) | 2018-07-09 | 2018-07-09 | A kind of processing technology of the oxidation Dumet wire using set process for copper |
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|---|---|---|---|
| CN201810747196.9A CN108994107B (en) | 2018-07-09 | 2018-07-09 | A kind of processing technology of the oxidation Dumet wire using set process for copper |
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| CN108994107A CN108994107A (en) | 2018-12-14 |
| CN108994107B true CN108994107B (en) | 2019-11-19 |
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| CN113652532B (en) * | 2021-08-16 | 2023-06-27 | 江苏昆仑光源材料有限公司 | Method for producing solute heat treatment Dumet wire |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5651555A (en) * | 1979-10-03 | 1981-05-09 | Toshiba Corp | Dumet wire |
| CN1109133C (en) * | 1999-06-10 | 2003-05-21 | 王继红 | Technology for manufacturing white dumet wire |
| CN2751414Y (en) * | 2004-11-16 | 2006-01-11 | 蔡汉华 | Three element combined dumet wire rod |
| CN100492581C (en) * | 2006-04-03 | 2009-05-27 | 复旦大学 | Method for fabricating crown glass vacuum-sealed conduction filament dedicated to electric light source |
| CN103572196A (en) * | 2012-08-08 | 2014-02-12 | 樊伟 | Dumet wire microwave heating production system |
| CN103474400A (en) * | 2013-09-14 | 2013-12-25 | 许晗 | Boron-free oxidation dumet wire and manufacturing processes thereof |
| CN108672516A (en) * | 2018-03-25 | 2018-10-19 | 江阴六环合金线有限公司 | A kind of production method for the oxidation Dumet wire that set copper pipe gas is burnt |
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