CN112935159A - Preparation method of nickel-based alloy electrode - Google Patents
Preparation method of nickel-based alloy electrode Download PDFInfo
- Publication number
- CN112935159A CN112935159A CN202110192334.3A CN202110192334A CN112935159A CN 112935159 A CN112935159 A CN 112935159A CN 202110192334 A CN202110192334 A CN 202110192334A CN 112935159 A CN112935159 A CN 112935159A
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- China
- Prior art keywords
- flat wire
- nickel
- preparation
- based alloy
- cleaning
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F45/00—Wire-working in the manufacture of other particular articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F3/00—Coiling wire into particular forms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F5/00—Upsetting wire or pressing operations affecting the wire cross-section
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods
Abstract
The invention relates to the field of electrode preparation methods, in particular to a preparation method of a nickel-based alloy electrode. The method comprises the following steps: A. firstly, processing a nickel-based high-temperature alloy wire into a flat wire; B. then bending the flat wire; C. then cleaning the surface of the bent flat wire; D. and finally, carrying out aging treatment on the flat wire to obtain a final finished product. The electrode manufactured by the preparation method can improve the utilization rate of materials to more than 90 percent and improve the load of the connecting electrode during assembly.
Description
Technical Field
The invention relates to the field of electrode preparation methods, in particular to a preparation method of a nickel-based alloy electrode.
Background
At present, the oxygen sensor for the vehicle adopts a multi-cell structure based on zirconia solid electrolyte material as an induction chip to detect the oxygen content of tail gas. In the production process of the oxygen sensor, an induction chip is required to be fixed in a ceramic piece, and a Pt circuit on the induction chip is connected with an external circuit through a metal connecting electrode. Under the high-temperature and tail gas environment, the oxygen sensor has a severe use environment, the working temperature of the metal connecting electrode can reach 300-400 ℃, and higher requirements are provided for the high-temperature mechanical properties of the material; the material is generally high-strength stainless steel or nickel-based high-temperature alloy. In addition, the thickness of the used metal connecting electrode is generally 0.2-0.4mm, and the conventional process is generally produced by adopting a strip material through punch forming; in the process, the material utilization rate is low and is less than 50%, so the cost is extremely high.
Disclosure of Invention
In order to overcome the defect of high production cost of the conventional electrode, the invention provides a preparation method of a nickel-based alloy electrode.
The technical scheme adopted by the invention for solving the technical problems is as follows: a preparation method of a nickel-based alloy electrode comprises the following steps:
A. firstly, processing a nickel-based high-temperature alloy wire into a flat wire;
B. then bending the flat wire;
C. then cleaning the surface of the bent flat wire;
D. and finally obtaining a final finished product.
According to another embodiment of the invention, the method further comprises the step of performing aging treatment after the surface cleaning of the flat wire, wherein the aging treatment specifically comprises the step of heating the flat wire at the temperature of 600-750 ℃ in a protective atmosphere for 1-16H.
According to another embodiment of the invention, the method further comprises the step C, wherein the surface cleaning is to clean away the coating on the surface of the flat wire in the processing process by using a cleaning agent for stainless steel.
According to another embodiment of the invention, the flat wire further comprises a cross-sectional thickness of 0.1 x 0.35mm and a width of 0.4 x 1.2 mm.
According to another embodiment of the invention the material further comprising the flat wire is Inconel X-750 or Inconel X-718 or Inconel X-600.
The invention has the advantages that the electrode manufactured by the preparation method can improve the utilization rate of materials to more than 90 percent and improve the load of the connecting electrode during assembly.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view of an electrode prepared in accordance with the present invention;
fig. 2 is a top view of an inventive electrode.
Detailed Description
With reference to the attached drawings 1 and 2, a preparation method of a nickel-based alloy electrode comprises the following steps:
A. firstly, processing a nickel-based high-temperature alloy wire into a flat wire;
B. then bending the flat wire;
C. then cleaning the surface of the bent flat wire;
D. and finally obtaining a final finished product.
And (3) carrying out aging treatment after cleaning the surface of the flat wire, wherein the aging treatment specifically comprises the step of heating the flat wire at the temperature of 600-750 ℃ in a protective atmosphere for 1-16H.
And in the step C, cleaning the surface of the flat wire by using a cleaning agent for stainless steel to clean away the covering on the surface of the flat wire in the processing process.
The cross-sectional thickness of the flat wire was 0.1 × 0.35mm and the width was 0.4 × 1.2 mm.
The flat wire is made of Inconel X-750, Inconel X-718 or Inconel X-600.
The first embodiment is as follows:
A. firstly, processing an Inconel X-750 wire into a flat wire (the flat wire is subjected to plastic deformation and then subjected to solution treatment), wherein the cross section of the flat wire is 0.25X 0.9 mm;
B. then bending the flat wire into a product shape by using a bending machine;
C. cleaning the bent flat wire with a stainless steel cleaning agent to remove the covering on the surface of the flat wire in the processing process;
D. and finally, carrying out aging treatment on the flat wire for 16 hours at the temperature of 730 ℃ under the protection of high-purity argon to obtain a finished product, thus obtaining the final finished product.
Example two:
A. firstly, processing an Inconel X-718 wire into a flat wire (the flat wire is in a plastic deformation state, namely a processing state), wherein the cross section of the flat wire is 0.3X 1.0 mm;
B. then bending the flat wire into a product shape by using a bending machine;
C. cleaning the bent flat wire with a stainless steel cleaning agent to remove the covering on the surface of the flat wire in the processing process;
D. and finally, carrying out aging treatment on the flat wire for 8 hours at the temperature of 650 ℃ under the protection of high-purity hydrogen to obtain a finished product, thus obtaining the final finished product.
Example three:
A. firstly, processing an Inconel X-750 wire into a flat wire (the flat wire is in a plastic deformation state, namely a processing state), wherein the cross section of the flat wire is 0.35X 0.95 mm;
B. then bending the flat wire into a product shape by using a bending machine;
C. cleaning the bent flat wire with a stainless steel cleaning agent to remove the covering on the surface of the flat wire in the processing process;
D. and finally, carrying out aging treatment on the flat wire for 16 hours at the temperature of 600 ℃ under the protection of high-purity hydrogen to obtain a finished product, thus obtaining the final finished product.
The application is applied to electrodes in the oxygen sensor or high-temperature gas sensor industry. The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (5)
1. A preparation method of a nickel-based alloy electrode is characterized by comprising the following steps:
A. firstly, processing a nickel-based high-temperature alloy wire into a flat wire;
B. then bending the flat wire;
C. then cleaning the surface of the bent flat wire;
D. and finally obtaining a final finished product.
2. The method for preparing the nickel-based alloy electrode as claimed in claim 1, wherein the surface of the flat wire is cleaned and then subjected to aging treatment, and the aging treatment comprises the specific steps of heating the flat wire at the temperature of 600-750 ℃ in a protective atmosphere for 1-16H.
3. The method for preparing a nickel-based alloy electrode according to claim 1, wherein in the step C, the surface cleaning is performed by cleaning the surface of the flat wire with a cleaning agent for stainless steel during the processing.
4. The method of claim 1, wherein the cross-sectional thickness of the flat wire is 0.1 x 0.35mm and the width is 0.4 x 1.2 mm.
5. The method for preparing the nickel-based alloy electrode according to claim 1, wherein the material of the flat wire is Inconel X-750, Inconel X-718 or Inconel X-600.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110192334.3A CN112935159A (en) | 2021-02-20 | 2021-02-20 | Preparation method of nickel-based alloy electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110192334.3A CN112935159A (en) | 2021-02-20 | 2021-02-20 | Preparation method of nickel-based alloy electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112935159A true CN112935159A (en) | 2021-06-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110192334.3A Pending CN112935159A (en) | 2021-02-20 | 2021-02-20 | Preparation method of nickel-based alloy electrode |
Country Status (1)
| Country | Link |
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| CN (1) | CN112935159A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101142338A (en) * | 2005-08-24 | 2008-03-12 | Ati资产公司 | Nickel alloy and method of direct aging heat treatment |
| CN101433925A (en) * | 2008-11-21 | 2009-05-20 | 苏州环球链传动有限公司 | Method for coiling sleeve |
| CN102319730A (en) * | 2011-06-30 | 2012-01-18 | 天津冶金集团天材科技发展有限公司 | Process for drawing flat wire of precise alloy |
| CN103451478A (en) * | 2013-09-02 | 2013-12-18 | 山东大学 | Nickel-based high temperature alloy, preparation method thereof as well as application thereof in spark plug electrode |
| CN109448969A (en) * | 2018-11-02 | 2019-03-08 | 广州市今凯电子有限公司 | A kind of heavy-current inductor mold and manufacturing method |
-
2021
- 2021-02-20 CN CN202110192334.3A patent/CN112935159A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101142338A (en) * | 2005-08-24 | 2008-03-12 | Ati资产公司 | Nickel alloy and method of direct aging heat treatment |
| CN101433925A (en) * | 2008-11-21 | 2009-05-20 | 苏州环球链传动有限公司 | Method for coiling sleeve |
| CN102319730A (en) * | 2011-06-30 | 2012-01-18 | 天津冶金集团天材科技发展有限公司 | Process for drawing flat wire of precise alloy |
| CN103451478A (en) * | 2013-09-02 | 2013-12-18 | 山东大学 | Nickel-based high temperature alloy, preparation method thereof as well as application thereof in spark plug electrode |
| CN109448969A (en) * | 2018-11-02 | 2019-03-08 | 广州市今凯电子有限公司 | A kind of heavy-current inductor mold and manufacturing method |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210611 |
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| RJ01 | Rejection of invention patent application after publication |