CN107214440A - Iron-based tungsten carbide medicine cored welding wire preparation technology - Google Patents
Iron-based tungsten carbide medicine cored welding wire preparation technology Download PDFInfo
- Publication number
- CN107214440A CN107214440A CN201710374156.XA CN201710374156A CN107214440A CN 107214440 A CN107214440 A CN 107214440A CN 201710374156 A CN201710374156 A CN 201710374156A CN 107214440 A CN107214440 A CN 107214440A
- Authority
- CN
- China
- Prior art keywords
- tungsten carbide
- medicine
- particle
- iron
- welding wire
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
- B23K35/3053—Fe as the principal constituent
Abstract
Iron-based tungsten carbide medicine cored welding wire preparation technology of the present invention, comprises the following steps：It is prepared by the medicine heart：By the way that surface coating method is in carbide particle Surface coating layer of metal layer and prepares the medicine heart；The medicine heart is coated using steel band；Molding process；Wire drawing processing procedure；Progressively undergauge is to target line footpath and prepares iron-based tungsten carbide medicine cored welding wire.When the present invention carries out the preparation of iron-based tungsten carbide medicine cored welding wire, appropriate metallic cover first is carried out to charing tungsten particle, the case hardness of tungsten carbide particle softens, while the wedge angle angle of tungsten carbide particle becomes greatly；Welding wire production efficiency is improved, slows down direct impact of the electric arc heat for tungsten carbide particle, effectively the ratio of reduction tungsten carbide remelting, the original appearance of tungsten carbide particle is maintained, possesses the original abrasion resistance of tungsten carbide particle；The higher heat that enters can be used to be welded；On the premise of the original anti-wear performance of tungsten carbide is maintained, the welding processing procedure with greater efficiency, preferably weld job, with relatively low dry joint risk.
Description
Technical field
The present invention relates to welding wire technology of preparing and fabricating technology field, specifically a kind of iron-based tungsten carbide medicine cored welding wire
Preparation technology.
Background technology
The production method of iron-based tungsten carbide medicine cored welding wire at this stage is the medicine based on coating carbide particle with steel band
The heart, by molding process and wire drawing processing procedure, progressively undergauge is to target line footpath；
Because the hardness of carbide particle is high, during shaping and wire drawing, the wedge angle of carbide particle, easily to entering
The steel band of row cladding carries out part and weighs wounded or pierce through, and causes welding wire to break, reduces welding wire production efficiency, the matter with deteriorating welding wire
Amount.
In addition, the iron-based tungsten carbide medicine cored welding wire prepared at this stage in welding in use, must to notice welding condition necessary
Maintain it is low enter heat condition, after avoiding tungsten carbide remelting, to reduce abrasion resistance.But, maintain it is low enter heat
Under welding condition, production efficiency reduction, the formability of welding bead is also and then deteriorated, and the risk of hardstanding dry joint is improved therewith.
Therefore, it is necessary to provide a kind of iron-based tungsten carbide medicine cored welding wire preparation technology to solve the above problems.
The content of the invention
It is an object of the invention to provide a kind of iron-based tungsten carbide medicine cored welding wire preparation technology.
The present invention is achieved through the following technical solutions above-mentioned purpose：
A kind of iron-based tungsten carbide medicine cored welding wire preparation technology, comprises the following steps：
1) prepared by the medicine heart：By the way that surface coating method is in carbide particle Surface coating layer of metal layer and prepares medicine
The heart；
2) the medicine heart is coated using steel band；
3) molding process；
4) wire drawing processing procedure；
5) progressively undergauge is to target line footpath and prepares iron-based tungsten carbide medicine cored welding wire.
Further, step 1) in, metal level is by the Pure metal or alloy structures such as nickel, chromium, Cobalt, Iron, Titanium, Copper, Silver or gold
Into.
Further, surface coating method step is：
1) charing tungsten particle and metallic colloid are inserted into stirring container；
2) enter to be about to the stirring mixing of tungsten carbide tool particle and metallic colloid；
3) insert and baking drying is carried out in drying plant；
4) carry out crushing and screening rejecting oversized or too small raw material, and obtain the medicine heart.
Further, surface coating method step is：
1) tungsten carbide tool particle cleaning is carried out；
2) the charing tungsten particle after cleaning is inserted and application of vacuum is carried out in reaction chamber；
3) metal lining：Using by the physical vapour deposition (PVD)s such as hot evaporation, ion beam sputtering deposition or pulsed laser deposition (PVD,
Physical Vapor Deposition) mode will metal target gasification or ionization after plating be overlying on tungsten carbide tool particle surface；
4) come out of the stove, and obtain the medicine heart.
Further, surface coating method step is：
1) pre-treatment：Charing tungsten particle is screened and cleaning treatment；
2) plating/electroless plating：Charing tungsten particle is placed in metallic solution, impressed current or no current reduce metal simultaneously
It is plated on tungsten carbide tool particle exterior surface；
3) cleaned and dried and obtain the medicine heart.
Further, surface coating method step is：
1) pre-treatment：Charing tungsten particle is screened and cleaning treatment；
2) chemical vapor deposition (CVD, Chemical Vapor Deposition) mode is utilized, charing tungsten particle is put
In reaction chamber, predecessor produces chemical reaction, and deposition metal target is in tungsten carbide tool particle surface；
3) cleaned and dried and obtain the medicine heart.
Compared with prior art, when the present invention carries out the preparation of iron-based tungsten carbide medicine cored welding wire, first charing tungsten particle is carried out
Appropriate metallic cover, the case hardness of tungsten carbide particle softens, while the wedge angle angle of tungsten carbide particle becomes big；Help to change
The problem of kind production process of welding wire interrupt line, improve welding wire production efficiency, the quality of stable welding wire；Change the metal on tungsten particle surface
Cladding, can slow down direct impact of the electric arc heat for tungsten carbide particle in welding process, effectively reduction tungsten carbide remelting
Ratio, maintain tungsten carbide particle original appearance, possess the original abrasion resistance of tungsten carbide particle；Use the carbon of metallic cover
Change the iron-based tungsten carbide medicine cored welding wire that tungsten makes, the higher heat that enters can be used to be welded；Maintaining, tungsten carbide is original
On the premise of anti-wear performance, the welding processing procedure with greater efficiency, preferably weld job, with relatively low dry joint risk.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of surface coating method in embodiments of the invention 1；
Fig. 2 is the schematic flow sheet of surface coating method in embodiments of the invention 2；
Fig. 3 is the schematic flow sheet of surface coating method in embodiments of the invention 3；
Fig. 4 is the schematic flow sheet of surface coating method in embodiments of the invention 4；
Fig. 5 is iron-based tungsten carbide medicine cored welding wire structural representation in embodiments of the invention 5.
Embodiment
Embodiment 1：
Refer to Fig. 1:
The present embodiment shows a kind of iron-based tungsten carbide medicine cored welding wire preparation technology：
Comprise the following steps：
1) prepared by the medicine heart：By the way that surface coating method is in carbide particle Surface coating layer of metal layer and prepares medicine
The heart；
2) the medicine heart is coated using steel band；
3) molding process；
4) wire drawing processing procedure；
5) progressively undergauge is to target line footpath and prepares iron-based tungsten carbide medicine cored welding wire.
Step 1) in, metal level is made up of nickel.
Surface coating method step is：
1) charing tungsten particle and metallic colloid are inserted into stirring container；
2) enter to be about to the stirring mixing of tungsten carbide tool particle and metallic colloid；
3) insert and baking drying is carried out in drying plant；
4) carry out crushing and screening rejecting oversized or too small raw material, and obtain the medicine heart.
Embodiment 2：
Refering to Fig. 2, the present embodiment shows a kind of iron-based tungsten carbide medicine cored welding wire preparation technology：
Comprise the following steps：
1) prepared by the medicine heart：By the way that surface coating method is in carbide particle Surface coating layer of metal layer and prepares medicine
The heart；
2) the medicine heart is coated using steel band；
3) molding process；
4) wire drawing processing procedure；
5) progressively undergauge is to target line footpath and prepares iron-based tungsten carbide medicine cored welding wire.
Step 1) in, metal level is made up of nickel.
Surface coating method step is：
1) tungsten carbide tool particle cleaning is carried out；
2) the charing tungsten particle after cleaning is inserted and application of vacuum is carried out in reaction chamber；
3) metal lining：Using by the physical vapour deposition (PVD)s such as hot evaporation, ion beam sputtering deposition or pulsed laser deposition (PVD,
Physical Vapor Deposition) mode will metal target gasification or ionization after plating be overlying on tungsten carbide tool particle surface；
4) come out of the stove, and obtain the medicine heart.
Embodiment 3：
Refering to Fig. 3, the present embodiment shows a kind of iron-based tungsten carbide medicine cored welding wire preparation technology：
Comprise the following steps：
1) prepared by the medicine heart：By the way that surface coating method is in carbide particle Surface coating layer of metal layer and prepares medicine
The heart；
2) the medicine heart is coated using steel band；
3) molding process；
4) wire drawing processing procedure；
5) progressively undergauge is to target line footpath and prepares iron-based tungsten carbide medicine cored welding wire.
Step 1) in, metal level is made up of nickel.
Surface coating method step is：
1) pre-treatment：Charing tungsten particle is screened and cleaning treatment；
2) plating/electroless plating：Charing tungsten particle is placed in metallic solution, impressed current or no current reduce metal simultaneously
It is plated on tungsten carbide tool particle exterior surface；
3) cleaned and dried and obtain the medicine heart.
Embodiment 4：
Refering to Fig. 4, the present embodiment shows that the present embodiment shows a kind of iron-based tungsten carbide medicine cored welding wire preparation technology：
Comprise the following steps：
1) prepared by the medicine heart：By the way that surface coating method is in carbide particle Surface coating layer of metal layer and prepares medicine
The heart；
2) the medicine heart is coated using steel band；
3) molding process；
4) wire drawing processing procedure；
5) progressively undergauge is to target line footpath and prepares iron-based tungsten carbide medicine cored welding wire.
Step 1) in, metal level is made up of nickel.
Surface coating method step is：
1) pre-treatment：Charing tungsten particle is screened and cleaning treatment；
2) chemical vapor deposition (CVD, Chemical Vapor Deposition) mode is utilized, charing tungsten particle is put
In reaction chamber, predecessor produces chemical reaction, and deposition metal target is in tungsten carbide tool particle surface；
3) cleaned and dried and obtain the medicine heart.
Wherein：
Step 1) in, metal level is made up of the Pure metal or alloy such as nickel, chromium, Cobalt, Iron, Titanium, Copper, Silver or gold；Embodiment 1-
Metal level is constituted by nickel in 4.
Embodiment 5：
The iron-based tungsten carbide medicine cored welding wire preparation technology enumerated respectively to embodiment 1-4 prepares gained and carries out microstructure survey
Examination, and obtain iron-based tungsten carbide medicine cored welding wire structural representation：
It can draw, the charing metallic particles being placed in the phase of ferrous metals base, outside is coated with metal carbonyl coat.
The iron-based tungsten carbide medicine cored welding wire preparation technology that embodiment 1-4 is enumerated respectively；Carry out iron-based tungsten carbide medicine cored welding wire
During preparation, appropriate metallic cover first is carried out to charing tungsten particle, the case hardness of tungsten carbide particle softens, while tungsten carbide
The wedge angle angle of grain becomes big；The problem of helping to improve production process of welding wire interrupt line, improves welding wire production efficiency, stable welding wire
Quality；Change the metallic cover on tungsten particle surface, electric arc heat can be slowed down for the straight of tungsten carbide particle in welding process
Impact is connect, effectively the ratio of reduction tungsten carbide remelting, maintain the original appearance of tungsten carbide particle, possess tungsten carbide particle original wear-resisting
Consumption energy；The iron-based tungsten carbide medicine cored welding wire made using the tungsten carbide of metallic cover, can use the higher heat that enters to enter
Row welding；On the premise of the original anti-wear performance of tungsten carbide is maintained, the welding processing procedure with greater efficiency, preferably welding are made
Industry, with relatively low dry joint risk.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, not
On the premise of departing from the invention design, various modifications and improvements can be made, these belong to the protection model of the present invention
Enclose.
Claims (6)
1. a kind of iron-based tungsten carbide medicine cored welding wire preparation technology, it is characterised in that：Comprise the following steps：
1) prepared by the medicine heart：By the way that surface coating method is in carbide particle Surface coating layer of metal layer and prepares the medicine heart；
2) the medicine heart is coated using steel band；
3) molding process；
4) wire drawing processing procedure；
5) progressively undergauge is to target line footpath and prepares iron-based tungsten carbide medicine cored welding wire.
2. a kind of iron-based tungsten carbide medicine cored welding wire preparation technology according to claim 1, it is characterised in that：Step 1) in,
Metal level is made up of the Pure metal or alloy such as nickel, chromium, Cobalt, Iron, Titanium, Copper, Silver or gold.
3. a kind of iron-based tungsten carbide medicine cored welding wire preparation technology according to claim 1 or 2, it is characterised in that：Wrap on surface
Coating method step is：
1) charing tungsten particle and metallic colloid are inserted into stirring container；
2) enter to be about to the stirring mixing of tungsten carbide tool particle and metallic colloid；
3) insert and baking drying is carried out in drying plant；
4) carry out crushing and screening rejecting oversized or too small raw material, and obtain the medicine heart.
4. a kind of iron-based tungsten carbide medicine cored welding wire preparation technology according to claim 1 or 2, it is characterised in that：Wrap on surface
Coating method step is：
1) tungsten carbide tool particle cleaning is carried out；
2) the charing tungsten particle after cleaning is inserted and application of vacuum is carried out in reaction chamber；
3) metal lining：Using by the physical vapour deposition (PVD)s such as hot evaporation, ion beam sputtering deposition or pulsed laser deposition (PVD,
Physical Vapor Deposition) mode will metal target gasification or ionization after plating be overlying on tungsten carbide tool particle surface；
4) come out of the stove, and obtain the medicine heart.
5. a kind of iron-based tungsten carbide medicine cored welding wire preparation technology according to claim 1 or 2, it is characterised in that：Wrap on surface
Coating method step is：
1) pre-treatment：Charing tungsten particle is screened and cleaning treatment；
2) plating/electroless plating：Charing tungsten particle is placed in metallic solution, metal is reduced and be plated on by impressed current or no current
Tungsten carbide tool particle exterior surface；
3) cleaned and dried and obtain the medicine heart.
6. a kind of iron-based tungsten carbide medicine cored welding wire preparation technology according to claim 1 or 2, it is characterised in that：Wrap on surface
Coating method step is：
1) pre-treatment：Charing tungsten particle is screened and cleaning treatment；
2) chemical vapor deposition (CVD, Chemical Vapor Deposition) mode is utilized, charing tungsten particle is placed in instead
Chamber is answered, predecessor produces chemical reaction, and deposition metal target is in tungsten carbide tool particle surface；
3) cleaned and dried and obtain the medicine heart.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710374156.XA CN107214440A (en) | 2017-05-24 | 2017-05-24 | Iron-based tungsten carbide medicine cored welding wire preparation technology |
| TW107103274A TWI677397B (en) | 2017-05-24 | 2018-01-30 | Method for manufacturing cored welding wire comprising fe-based tungsten carbide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710374156.XA CN107214440A (en) | 2017-05-24 | 2017-05-24 | Iron-based tungsten carbide medicine cored welding wire preparation technology |
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|---|---|
| CN107214440A true CN107214440A (en) | 2017-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710374156.XA Pending CN107214440A (en) | 2017-05-24 | 2017-05-24 | Iron-based tungsten carbide medicine cored welding wire preparation technology |
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| CN (1) | CN107214440A (en) |
| TW (1) | TWI677397B (en) |
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| CN112058369B (en) * | 2020-07-24 | 2022-04-19 | 苏州优霹耐磨复合材料有限公司 | Method for processing fine powder raw material of flux-cored wire powder |
| TWI817889B (en) * | 2023-01-09 | 2023-10-01 | 澤米科技股份有限公司 | Method of automatic case loading of an optical |
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| Publication number | Publication date |
|---|---|
| TWI677397B (en) | 2019-11-21 |
| TW201900321A (en) | 2019-01-01 |
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