CN101607367B - Method for manufacturing ultrafine metal fibers - Google Patents
Method for manufacturing ultrafine metal fibers Download PDFInfo
- Publication number
- CN101607367B CN101607367B CN2009101308856A CN200910130885A CN101607367B CN 101607367 B CN101607367 B CN 101607367B CN 2009101308856 A CN2009101308856 A CN 2009101308856A CN 200910130885 A CN200910130885 A CN 200910130885A CN 101607367 B CN101607367 B CN 101607367B
- Authority
- CN
- China
- Prior art keywords
- annealing
- carrying
- composite filament
- metal fibers
- wires
- 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.)
- Active
Links
Landscapes
- Inorganic Fibers (AREA)
Abstract
The invention relates to a method for manufacturing ultrafine metal fibers, which mainly comprises the steps of: carrying out drawing and compaction on metal micro-wires, then carrying out annealing treatment and adopting down quenching when composite wires exit a heating region; further carrying out the drawing and the annealing link on the composite wires, repeatedly carrying out the operation and carrying out finish drawing till achieving the size and the dimension required by the process; and carrying out electrolytic stripping, cleaning, drying, packaging and storage on the well drawn composite metal wires. The ultrafine metal fibers which adopt the micro-wire bundle cold reducing-diameter drawing technology can achieve 2 mu m and have the advantages of uniform wire diameter, continuous production, low cost, high efficiency and the like; the method utilizes the rapid rise method for avoiding a brittle zone and utilizes the sharp drop method for keeping the high-temperature single-phase tissues of the composite wires, thereby achieving the state of softest composite wires and greatest ductility; and the method solves the problem of matching compression ratio with drawing speed and realizes the purposes of uniform fiber diameter and small coefficient of variation.
Description
Technical field
The present invention relates to the metal manufacture field, relate in particular to a kind of manufacturing approach of ultrafine metal fibers.
Background technology
Metallic fiber belongs to industry newly developed in recent years, and is along with the development of society and the raising of people's living standard quality, increasingly high to the environmental requirement standard.Metallic fiber sintered felt is a kind of porous degree of depth type filtering material that adopts stainless steel fibre to process through high temperature sintering, and from coarse to fine, the aperture has characteristics such as high voidage, high water environment capacity in echelon; Fineness is minimum in the silk footpath of metallic fiber reaches 6 μ m, and the basic material metallic fiber of making the sintering felt of high filtering precision must directly reach ultra-fine by line, so only is that 6 μ m have been difficult to reach this high-precision demand; The technology of existing production metallic fiber is generally: tubulature, plating, drawing, annealing, cleaning etc.; The metallic fiber drawing frangible that this processes of process forms; Pass reduction is little, annealing often, the raw material chemical element changes greatly, thereby its combination property is relatively poor.
Summary of the invention
To the defective that exists in the above existing metallic fiber production; The purpose of this invention is to provide a kind ofly adopt microfilament boundling cold reduced drawing technique, have the silk footpath evenly, can produce continuously, the manufacturing approach of cost is low, efficient is higher ultrafine metal fibers, thereby make compression ratio and drawing speed coupling and realization uniform fiber diameter, the coefficient of variation little.
For realizing above-mentioned purpose, the present invention realizes through following technical scheme:
A kind of manufacturing approach of ultrafine metal fibers, its step mainly comprises: with the required thickness copper facing of metal fibril, according to length and core number coiling bunchy, penetrate process duct and carry out the drawing compacting then; The composite filament of compacting is carried out annealing in process according to the temperature and the speed of technological requirement, and when composite filament goes out the thermal treatment zone, adopt the chilling cooling; With composite filament carry out again drawing with annealing link, carry out repeatedly and finish draw until the sizing size that reaches technological requirement; The clad metal wire that drawing is good carries out electrolysis stripping, with the fiber cleaning, drying of peeling off out, can pack warehouse-in.
The beneficial effect of the manufacturing approach of ultrafine metal fibers of the present invention is: adopt the ultrafine metal fibers of microfilament boundling cold reduced drawing technique can reach 2 μ m, have the silk footpath evenly, can produce continuously, cost is low, the efficient advantages of higher; Utilize the fast mode that rises to avoid the embrittlement district, utilize the mode of plunging to keep the high temperature homogeneous structure of composite filament, thereby reach the state that recombination line is the softest, the extension performance is maximum; Solve the problem of compression ratio and drawing speed coupling, realized uniform fiber diameter, the purpose that the coefficient of variation is little.
The specific embodiment
The manufacturing approach of ultrafine metal fibers of the present invention mainly comprises drawing silk, annealing in process, step such as cold cooling extremely:
(1), according to length and core number coiling bunchy, penetrates process duct and carry out the drawing compacting then with the required thickness copper facing of metal fibril; Mainly comprise: with the wire head from unwrapping wire successively through cleaning, preplating, passivation etc.; Choose copper pipe, again copper pipe is advanced silk and locate to hang tight in the steel wire, then steel wire is tightened with the tubulature anchor clamps with penetrating after the pole amplification; The silk head that installs with steel wire from the center pierce into the steel pipe knot tight after, tailfiber is tightened; The copper pipe that installs pipe is carried out the draw take the lead, the copper pipe that finishes taking the lead passes the mould of regulation and an end is clamped beginning drawing, wire drawing;
(2) composite filament with compacting carries out annealing in process according to the temperature and the speed of technological requirement; And, adopt composite filament chilling to lower the temperature when going out the thermal treatment zone; The high temperature homogeneous structure that has kept composite filament with the mode of plunging; Mainly comprise: can adopt ammonia destruction furnace to open ammonia breather valve, cooling water successively, fixedly begin annealing behind the caging bolt, annealing finishes to lower the temperature again, closes tube furnace then;
(3) composite filament is carried out drawing and annealing link again; Carry out repeatedly and finish draw until the sizing size that reaches technological requirement; Mainly comprise: carrying out repeatedly of drawing that composite filament narrate respectively according to step (1) and (2) and annealing steps, reach technological requirement and can clad metal wire be arranged from the furnace bottom of shaft furnace from bottom to top afterwards, pump air and feed ammonia after covering tight bell; Heat behind the water receiving pipe, treat that at last furnace temperature reduces to desirable temperature;
(4) drawing is good clad metal wire carries out electrolysis stripping; With the fiber cleaning, drying of peeling off out, can pack warehouse-in, mainly comprise: wire head and plastic cord are passed from nib through twining; Start winds the line, tightens; Electrolysis is treated to carry out pickling behind dissolving of metal composite wire overlay coating and the exposed fiber, till the whole dissolvings of coating are not reacted, carries out distilled water cleaning, rinsing, wrapping; That wire after the oven dry is restrainted is disconnected, the finishing of bundle hair, adhesion, weighs and the packing plastics bag is put in storage again.
Claims (2)
1. the manufacturing approach of a ultrafine metal fibers, key step comprise drawing silk, annealing in process, chilling cooling, it is characterized in that:
(1), according to length and core number coiling bunchy, penetrates process duct and carry out the drawing compacting then with the required thickness copper facing of metal fibril;
(2) composite filament with compacting carries out annealing in process according to the temperature and the speed of technological requirement, and when composite filament goes out the thermal treatment zone, adopts the chilling cooling, to keep the high temperature homogeneous structure of composite filament;
(3) with composite filament carry out again drawing with annealing link, carry out repeatedly and finish draw until the sizing size that reaches technological requirement;
(4) drawing is good clad metal wire carries out electrolysis stripping, with the fiber cleaning, drying of peeling off out, can pack warehouse-in.
2. the manufacturing approach of ultrafine metal fibers according to claim 1 is characterized in that: through after drawing silk for the first time and the annealing in process, again composite filament is carried out drawing and the link of annealing repeatedly up to the sizing size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101308856A CN101607367B (en) | 2009-04-17 | 2009-04-17 | Method for manufacturing ultrafine metal fibers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101308856A CN101607367B (en) | 2009-04-17 | 2009-04-17 | Method for manufacturing ultrafine metal fibers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101607367A CN101607367A (en) | 2009-12-23 |
| CN101607367B true CN101607367B (en) | 2012-02-29 |
Family
ID=41481363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101308856A Active CN101607367B (en) | 2009-04-17 | 2009-04-17 | Method for manufacturing ultrafine metal fibers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101607367B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103225153B (en) * | 2013-04-07 | 2015-05-20 | 湖南惠同新材料股份有限公司 | Preparation method of metal fiber strand |
| CN104550308B (en) * | 2013-10-25 | 2017-08-25 | 中国石油化工股份有限公司 | A kind of preparation method of ultrafine metal fibers and its ultrafine metal fibers of preparation |
| CN103611757B (en) * | 2013-12-10 | 2015-08-19 | 西部新锆核材料科技有限公司 | A kind of preparation method of zirconium metal fiber wire |
| CN103949487B (en) * | 2014-05-12 | 2016-03-02 | 吴玉辉 | The manufacture method of the continuous aluminum fiber of a kind of micron-class superfine |
| CN104611637A (en) * | 2015-02-10 | 2015-05-13 | 苏州科胜仓储物流设备有限公司 | Metal wire for pressure-resistant impact-resistant back nets and treatment technique thereof |
| CN105386105B (en) * | 2015-11-25 | 2018-02-09 | 西安菲尔特金属过滤材料有限公司 | A kind of preparation method of nickel-base alloy fiber |
| CN106811586A (en) * | 2015-12-01 | 2017-06-09 | 河北小蜜蜂工具集团有限公司 | A kind of manufacture method of dilval metallic fiber |
| CN105945084B (en) * | 2016-05-17 | 2018-04-06 | 湖南汇博金属材料有限责任公司 | Surface cupric stainless steel fibre and its preparation technology |
| CN111451312A (en) * | 2020-04-07 | 2020-07-28 | 江阴六环合金线有限公司 | Processing method of superfine aluminum wire |
| CN112246894B (en) * | 2020-09-28 | 2023-08-18 | 湖南汇博金属材料有限责任公司 | Production process of titanium fiber |
-
2009
- 2009-04-17 CN CN2009101308856A patent/CN101607367B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101607367A (en) | 2009-12-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101607367B (en) | Method for manufacturing ultrafine metal fibers | |
| CN103161086B (en) | Production method of minuteness steel wire rope | |
| CN100439547C (en) | Metal fiber wire and its producing process | |
| CN102517680A (en) | Multi-hole superfine denier polyamide 6 POY/FDY interlacing composite fiber, its preparation method and its device | |
| CN112246894B (en) | Production process of titanium fiber | |
| CN101676489B (en) | Stainless steel wire rope serial production line equipment specially used for space flight and technique thereof | |
| CN101629274A (en) | Upward forming method of thermal dip-coating copper covered steel and upward forming device thereof | |
| CN103495613A (en) | Production process and drawing equipment of phi-5.0mm 1960MPa super-strength steel wires | |
| CN102719650A (en) | Heat treatment process for high-carbon steel wires for wire ropes | |
| CN106519580A (en) | Fiber composite material stem, preparation method thereof and application | |
| CN102260836A (en) | Method for continuously manufacturing carbon fiber or graphite fiber reinforced metal matrix composite material and production device used in same | |
| CN102504523A (en) | High-toughness polyurethane composite insulator core rod and preparation method thereof | |
| CN103469657A (en) | Preparation method of die drawing steel strand | |
| CN207537611U (en) | A kind of carbon fibre carbonizing and prepreg assembly line | |
| CN102794321A (en) | Preparation process of composite bimetallic wire substrate | |
| CN108360147A (en) | A method of preparing the pre- oxygen felt of polyacrylonitrile | |
| CN107557705A (en) | A kind of preprocess method for improving wrought magnesium alloy mechanical property | |
| CN100386459C (en) | Electronic communication shielded alloy wire and its production method | |
| RU2709025C1 (en) | Method of producing aluminum composite wires reinforced with long fiber | |
| CN207479614U (en) | A kind of metallic aluminium fiber melt-blowing device | |
| CN102719651A (en) | Rapid induction heating and air cooling heat treatment process for steel wire | |
| CN101789289B (en) | Manufacturing method of carbon fiber composite core | |
| CN109355957A (en) | Stainless steel producing technique of steel cable | |
| CN202247499U (en) | Electromagnetic heating forming machine | |
| CN103160992A (en) | Crepon bulky fiber machining device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190325 Address after: 050800 South Muzhuang Village, Nanniu Township, Zhengding County, Shijiazhuang City, Hebei Province Patentee after: Hebei Siweite Metal Fiber Co., Ltd. Address before: 050800 No. 312 Yanzhao North Street, Zhengding County, Hebei Province Patentee before: Hebei XMF Tools Group Co., Ltd. |
|
| TR01 | Transfer of patent right |