CN107723502A - A kind of electromagnetism propels device with high-precision V-type copper section bar - Google Patents
A kind of electromagnetism propels device with high-precision V-type copper section bar Download PDFInfo
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- CN107723502A CN107723502A CN201711212232.3A CN201711212232A CN107723502A CN 107723502 A CN107723502 A CN 107723502A CN 201711212232 A CN201711212232 A CN 201711212232A CN 107723502 A CN107723502 A CN 107723502A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/03—Making non-ferrous alloys by melting using master alloys
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- 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
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
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- 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
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Abstract
The invention provides a kind of electromagnetism to propel the high-precision V-type copper section bar of device, and in percentage by weight, its component of copper alloy includes the elements such as chromium, silver, zirconium, titanium, nickel, cobalt, magnesium, tin, yttrium, niobium, indium, cerium, vanadium, tellurium；Production technology is：Vacuum melting → continuously extruded → cold deformation → solution hardening → second of cold deformation → subzero treatment → timeliness → drawing → aligning → cutting；Its tensile strength of the copper section bar of preparation is more than 600MPa, and conductance is more than 81%IACS, and softening temperature is more than 600 DEG C.
Description
Technical field
The present invention relates to a kind of production technology of nonferrous materials, more particularly to a kind of electromagnetism to propel device high accuracy
V-type copper section bar.
Background technology
It is a kind of brand-new transmitting skill after mechanical energy lift-off technology and chemical energy lift-off technology that electromagnetism, which propels technology,
Art, load can be carried out controllable transmitting by it using electromagnetic energy with ultraspeed, engineering machinery to our current residing societies,
The fields such as transport, communication, the energy, national defence and space exploration produce extensively and far-reaching influence.Currently on the occasion of ELECTROMAGNETIC LAUNCH TECHNOLOGY
Using the epochal critical period of marching toward, obtained in ultra-high rates of fire technology, high acceleration guidance and the fields such as control technology
Remarkable break-throughs provide reliable technical support to explore advanced electromagnetic push device.
In recent years, countries in the world all pushed away to adapt to the development need of modern industry and modern national defense in research electromagnetism
The material of injection device, China's electromagnetism are propelled technical research and are also developed rapidly, and have put into engineering machinery, quick-fried extensively
Broken fire-fighting, naval vessels electromagnetic launch, high ferro inter-city train, space flight high thrust motor and central air-conditioning permanent-magnetic energy-saving braking electricity
Machine, ground-based electromagnetic propel the practical application area such as weapons and ocean naval vessel.
At present, the trade mark that electromagnetism propels that device is mainly used with copper alloy be C18150, T18160, C18200, C18080,
C18141, C18143 etc., but the tensile strength of the copper alloy of these trades mark is 450MPa or so, conductance is 80%IACS left
The right side, for anti-softening temperature at 500 DEG C or so, the electromagnetism that such performance indications can not fully meet certain fields propels making for device
With.
The content of the invention
Limitation based on prior art, the present invention provide a kind of electromagnetism and propel device high-precision V-type copper section bar, the V
Not only performance indications are excellent for type copper section bar, and dimensional accuracy is high.
A kind of electromagnetism propels the high-precision V-type copper section bar of device, and in percentage by weight, its component is as follows：Chromium 1.0% ~
1.25%th, silver 0.2% ~ 0.25%, zirconium 0.1% ~ 0.125%, titanium 0.1% ~ 0.125%, nickel 0.05% ~ 0.10%, cobalt 0.05% ~ 0.10%, magnesium
0.01% ~ 0.02%, tin 0.01% ~ 0.02%, yttrium 0.01% ~ 0.02%, niobium 0.01% ~ 0.02%, indium 0.01% ~ 0.02%, cerium 0.01% ~
0.02%th, vanadium 0.01% ~ 0.02%, tellurium 0.01% ~ 0.02%；Meanwhile the ratio of chromium content and silver content be five to one, chromium content and
The ratio of zirconium content is ten to one, and the ratio of chromium content and Ti content is ten to one, and the ratio of nickel content and cobalt content is a ratio
One, content of magnesium and the ratio of Theil indices, yttrium content, content of niobium, indium content, cerium content, content of vanadium, tellurium content are one to one, nickel
The ratio of content and content of magnesium is five to one.
A kind of electromagnetism propels production technology of the device with high-precision V-type copper section bar, and its step is as follows：
Vacuum melting → continuously extruded → cold deformation → solution hardening → second of cold deformation → subzero treatment → timeliness → drawing
→ aligning → cutting.
（1）Vacuum melting：Vacuum melting uses vacuum furnace apparatus, and vacuum is less than 0.1Pa, using argon gas as protection gas
Body, smelting temperature are 1300 DEG C~1350 DEG C；Using A levels tough cathode, the copper chromium intermediate alloy, pure containing percentage by weight as 20% chromium
Silver, be the copper zirconium intermediate alloy of 20% zirconium containing percentage by weight, be the copper titanium intermediate alloy of 20% titanium containing percentage by weight, containing weight
Percentage is that the cupro-nickel intermediate alloy of 10% nickel is raw material, is the copper cobalt intermediate alloy of 10% cobalt containing percentage by weight, containing weight hundred
Point than the copper magnesium intermediate alloy for 10% magnesium, be the copper and tin intermediate alloy of 10% tin containing percentage by weight, be 10% containing percentage by weight
The copper yttrium intermediate alloy of yttrium, be the copper niobium intermediate alloy of 10% niobium containing percentage by weight, be the copper and indium of 10% indium containing percentage by weight
Intermediate alloy, be the copper cerium intermediate alloy of 10% cerium containing percentage by weight, be containing percentage by weight 10% vanadium copper vanadium intermediate alloy,
It is raw material containing the copper tellurium intermediate alloy that percentage by weight is 10% tellurium.
（2）It is continuously extruded：Continuously extruded rotating speed is 3 revs/min, and continuously extruded ratio is more than 10, and extrusion ratio is big
In 1.2, continuously extruded extrusion temperature is more than 750 DEG C, and squeeze pressure is more than 1100MPa；Continuously extruded mould is biconial
Mould, modular angle are respectively 60 ° and 18 °, and mold hole work belt length is 10mm；The continuously extruded working clearance is 0.10-0.12mm,
The compaction pressure of continuously extruded shoe is 20-30MPa；It is cold using being carried out containing 20% alcohol water blend to the copper section bar of extruding
But, the temperature of copper section bar is less than 45 DEG C after cooling, and the crystallite dimension of the copper section bar of preparation is 0.008-0.012mm.
（3）Cold deformation：Cold deformation carries out cold deformation using 50%~60% working modulus.
（4）Solution hardening：950 DEG C of temperature, 1 hour is incubated, water quenching.
（5）Second of cold deformation：Second of cold deformation carries out cold deformation using 50%~60% working modulus.
（6）Subzero treatment：Subzero treatment is carried out to copper section bar using deep-cool treatment device, temperature reduces by 50 per hour
DEG C, temperature is reduced to -180 DEG C, is then incubated 15 hours, then heats up 20 DEG C per hour, and temperature is increased to room temperature.
（7）Timeliness：Aging temp is 450 DEG C~470 DEG C, and the time is 5 hours.
（8）Drawing：The working modulus of drawing is 5%, and the modular angle scope of drawing mould is 5 ° -10 °, the nib work of drawing mould
It is 10mm to make strip length.
（9）Aligning：Copper section bar is aligned using straightener, the straight degree of copper section bar is not more than for every meter after aligning
1.5mm, the torsion of copper section bar twist every meter of degree and are less than 1 degree, and copper section bar thickness a dimensional tolerance is less than ± 0.25mm, copper section bar width b
Dimensional tolerance be less than ± 0.25mm, copper section bar V-arrangement pull h dimensional tolerance is less than ± 0.25mm, copper section bar V-arrangement angle α chi
Very little tolerance is less than ± 0. 5 degree, and copper section bar V-arrangement arc radius R dimensional tolerance is less than ± 0.25mm.
（10）Cutting：Copper section bar after aligning is cut, after cutting every meter of the length variation of copper section bar be less than ±
0.5mm。
Copper section bar prepared by described production technology, its tensile strength are more than 600MPa, and conductance is more than 81%IACS, soft
It is more than 600 DEG C to change temperature.
The present invention mentality of designing and have the beneficial effect that：
1. the element and constituent content of optimum choice copper alloy, copper section bar is set not only have excellent mechanical property, with more good
Electric conductivity.
2. the preparation technology being combined using continuously extruded and solid solution aging, improve the performance of material.
3. using cryogenic treatment process, make the precipitate size of copper alloy more tiny, make the dislocation in Cu alloy material
Develop into dislocation ring, the circumgranular dislocation ring of precipitated phase is hindered the migration of follow-up dislocation；Meanwhile subzero treatment closes copper
Twin is produced in golden material, and obstruction is played a part of in motion of the twin to plastic history Dislocations, promotes alloy material
Performance it is more excellent.
4. using small working modulus drawing and the technique of aligning, copper section bar is set to reach higher dimensional accuracy.
Technical scheme provided by the invention, the copper section bar excellent performance of acquisition, fully meets the use that electromagnetism propels device
It is required that.
Brief description of the drawings
A kind of electromagnetism that Fig. 1 is the present invention propels cross sectional shape schematic diagram of the device with high-precision V-type copper section bar.
Embodiment
With reference to specific embodiment, the present invention is further illustrated, but protection scope of the present invention is not limited to
This.
Embodiment 1
A kind of electromagnetism propels the high-precision V-type copper alloy section bar of device, and in percentage by weight, its component is as follows：Chromium 1.0%,
Silver 0.2%, zirconium 0.1%, titanium 0.1%, nickel 0.05%, cobalt 0.05%, magnesium 0.01%, tin 0.01%, yttrium 0.01%, niobium 0.01%, indium 0.01%,
Cerium 0.01%, vanadium 0.01%, tellurium 0.01%.
Vacuum melting → continuously extruded → cold deformation → solution hardening → second of cold deformation → subzero treatment → timeliness →
Drawing → aligning → cutting.
（1）Vacuum melting：Vacuum melting uses vacuum furnace apparatus, and vacuum is less than 0.1Pa, using argon gas as protection gas
Body, smelting temperature are 1350 DEG C；Using A levels tough cathode, containing percentage by weight as the copper chromium intermediate alloy of 20% chromium, fine silver, containing weight
Amount percentage is the copper zirconium intermediate alloy of 20% zirconium, is the copper titanium intermediate alloy of 20% titanium containing percentage by weight, containing percentage by weight
Cupro-nickel intermediate alloy for 10% nickel is raw material, is the copper cobalt intermediate alloy of 10% cobalt containing percentage by weight, is containing percentage by weight
The copper magnesium intermediate alloy of 10% magnesium, be the copper and tin intermediate alloy of 10% tin containing percentage by weight, be the copper of 10% yttrium containing percentage by weight
Yttrium intermediate alloy, be the copper niobium intermediate alloy of 10% niobium containing percentage by weight, be to be closed among the copper and indium of 10% indium containing percentage by weight
Gold, be the copper cerium intermediate alloy of 10% cerium containing percentage by weight, be the copper vanadium intermediate alloy of 10% vanadium containing percentage by weight, containing weight
Percentage is that the copper tellurium intermediate alloy of 10% tellurium is raw material.
（2）It is continuously extruded：Continuously extruded rotating speed is 3 revs/min, and continuously extruded ratio is more than 10, and extrusion ratio is big
In 1.2, continuously extruded extrusion temperature is more than 750 DEG C, and squeeze pressure is more than 1100MPa；Continuously extruded mould is biconial
Mould, modular angle are respectively 60 ° and 18 °, and mold hole work belt length is 10mm；The continuously extruded working clearance is 0.10-0.12mm,
The compaction pressure of continuously extruded shoe is 20-30MPa；It is cold using being carried out containing 20% alcohol water blend to the copper section bar of extruding
But, the temperature of copper section bar is less than 45 DEG C after cooling, and the crystallite dimension of the copper section bar of preparation is 0.008-0.012mm.
（3）Cold deformation：Cold deformation carries out cold deformation using 60% working modulus.
（4）Solution hardening：950 DEG C of temperature, 1 hour is incubated, water quenching.
（5）Second of cold deformation：Second of cold deformation carries out cold deformation using 60% working modulus.
（6）Subzero treatment：Subzero treatment is carried out to copper section bar using deep-cool treatment device, temperature reduces by 50 per hour
DEG C, temperature is reduced to -180 DEG C, is then incubated 15 hours, then heats up 20 DEG C per hour, and temperature is increased to room temperature.
（7）Timeliness：Aging temp is 470 DEG C, and the time is 5 hours.
（8）Drawing：The working modulus of drawing is 5%, and the modular angle scope of drawing mould is 10 °, the mold hole work belt of drawing mould
Length is 10mm.
（9）Aligning：Copper section bar is aligned using straightener, the straight degree of copper section bar is not more than for every meter after aligning
1.5mm, the torsion of copper section bar twist every meter of degree and are less than 1 degree, and copper section bar thickness a dimensional tolerance is less than ± 0.25mm, copper section bar width b
Dimensional tolerance be less than ± 0.25mm, copper section bar V-arrangement pull h dimensional tolerance is less than ± 0.25mm, copper section bar V-arrangement angle α chi
Very little tolerance is less than ± 0. 5 degree, and copper section bar V-arrangement arc radius R dimensional tolerance is less than ± 0.25mm.
（10）Cutting：Copper section bar after aligning is cut, after cutting every meter of the length variation of copper section bar be less than ±
0.5mm。
Copper section bar prepared by described production technology, its tensile strength 615MPa, conductance 83%IACS, softening temperature are
618℃。
Electromagnetism produced by the invention propels device V-arrangement copper section bar electric conductivity height, high-temperature behavior is good, mechanical property is excellent
It is different, dimensional accuracy is high, surface quality is high.
Above-described embodiment is only used for illustrating the inventive concept of the present invention, rather than the restriction to rights protection of the present invention,
All changes for carrying out unsubstantiality to the present invention using this design, all should fall into protection scope of the present invention.
Claims (1)
1. a kind of electromagnetism propels device with high-precision V-type copper section bar, it is characterised in that：Described copper section bar is according to percentage by weight
Meter, its component are as follows：Chromium 1.0% ~ 1.25%, silver 0.2% ~ 0.25%, zirconium 0.1% ~ 0.125%, titanium 0.1% ~ 0.125%, nickel 0.05% ~
0.10%th, cobalt 0.05% ~ 0.10%, magnesium 0.01% ~ 0.02%, tin 0.01% ~ 0.02%, yttrium 0.01% ~ 0.02%, niobium 0.01% ~ 0.02%,
Indium 0.01% ~ 0.02%, cerium 0.01% ~ 0.02%, vanadium 0.01% ~ 0.02%, tellurium 0.01% ~ 0.02%；Meanwhile chromium content and silver content
Ratio is five to one, and the ratio of chromium content and zirconium content is ten to one, and the ratio of chromium content and Ti content is ten to one, nickel content
Ratio with cobalt content is one to one, and content of magnesium contains with Theil indices, yttrium content, content of niobium, indium content, cerium content, content of vanadium, tellurium
The ratio of amount is one to one, and the ratio of nickel content and content of magnesium is five to one；Described production technology is：Vacuum melting → continuous
Extruding → cold deformation → solution hardening → second of cold deformation → subzero treatment → timeliness → drawing → aligning → cutting；
（1）Vacuum melting：Vacuum melting uses vacuum furnace apparatus, and vacuum is less than 0.1Pa, using argon gas as protective gas,
Smelting temperature is 1300 DEG C~1350 DEG C；Using A levels tough cathode, containing percentage by weight as the copper chromium intermediate alloy of 20% chromium, fine silver,
Containing the copper zirconium intermediate alloy that percentage by weight is 20% zirconium, containing percentage by weight be the copper titanium intermediate alloy of 20% titanium, containing weight hundred
Divide than being raw material, being the copper cobalt intermediate alloy of 10% cobalt containing percentage by weight, containing weight percent for the cupro-nickel intermediate alloy of 10% nickel
It is the copper and tin intermediate alloy of 10% tin than the copper magnesium intermediate alloy for 10% magnesium, containing percentage by weight, is 10% yttrium containing percentage by weight
Copper yttrium intermediate alloy, be the copper niobium intermediate alloy of 10% niobium containing percentage by weight, be containing percentage by weight 10% indium copper and indium in
Between alloy, be the copper cerium intermediate alloy of 10% cerium containing percentage by weight, be the copper vanadium intermediate alloy of 10% vanadium containing percentage by weight, contain
Percentage by weight is that the copper tellurium intermediate alloy of 10% tellurium is raw material；
（2）It is continuously extruded：Continuously extruded rotating speed is 3 revs/min, and continuously extruded ratio is more than 10, and extrusion ratio is more than
1.2, continuously extruded extrusion temperature is more than 750 DEG C, and squeeze pressure is more than 1100MPa；Continuously extruded mould is biconial mould
Tool, modular angle is respectively 60 ° and 18 °, and mold hole work belt length is 10mm；The continuously extruded working clearance is 0.10-0.12mm, even
The compaction pressure of continuous extruding shoe is 20-30MPa；The copper section bar of extruding is cooled down using containing 20% alcohol water blend,
The temperature of copper section bar is less than 45 DEG C after cooling, and the crystallite dimension of the copper section bar of preparation is 0.008-0.012mm；
（3）Cold deformation：Cold deformation carries out cold deformation using 50%~60% working modulus；
（4）Solution hardening：950 DEG C of temperature, 1 hour is incubated, water quenching；
（5）Second of cold deformation：Second of cold deformation carries out cold deformation using 50%~60% working modulus；
（6）Subzero treatment：Subzero treatment is carried out to copper section bar using deep-cool treatment device, temperature reduces by 50 DEG C per hour,
Temperature is reduced to -180 DEG C, is then incubated 15 hours, then heats up 20 DEG C per hour, and temperature is increased to room temperature；
（7）Timeliness：Aging temp is 450 DEG C~470 DEG C, and the time is 5 hours；
（8）Drawing：The working modulus of drawing is 5%, and the modular angle scope of drawing mould is 5 ° -10 °, the mold hole work belt of drawing mould
Length is 10mm；
（9）Aligning：Copper section bar is aligned using straightener, the straight degree of copper section bar is not more than 1.5mm, copper for every meter after aligning
The torsion of section bar twists every meter of degree and is less than 1 degree, and copper section bar thickness a dimensional tolerance is less than ± 0.25mm, and copper section bar width b size is public
Difference is less than ± 0.25mm, and copper section bar V-arrangement pull h dimensional tolerance is less than ± 0.25mm, and copper section bar V-arrangement angle α dimensional tolerance is small
In ± 0. 5 degree, copper section bar V-arrangement arc radius R dimensional tolerance is less than ± 0.25mm；
（10）Cutting：Copper section bar after aligning is cut, every meter of the length variation of copper section bar is less than ± 0.5mm after cutting；
Copper section bar prepared by described production technology, its tensile strength are more than 600MPa, and conductance is more than 81%IACS, softening temperature
Spend for more than 600 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711212232.3A CN107723502A (en) | 2017-11-28 | 2017-11-28 | A kind of electromagnetism propels device with high-precision V-type copper section bar |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711212232.3A CN107723502A (en) | 2017-11-28 | 2017-11-28 | A kind of electromagnetism propels device with high-precision V-type copper section bar |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52128825A (en) * | 1976-04-22 | 1977-10-28 | Sumitomo Electric Ind Ltd | Copper alloy for lead material |
| JPS59193233A (en) * | 1983-04-15 | 1984-11-01 | Toshiba Corp | Copper alloy |
| CN101925680A (en) * | 2008-01-31 | 2010-12-22 | 株式会社神户制钢所 | Copper alloy plate having excellent anti-stress relaxation properties |
| CN107326215A (en) * | 2017-08-15 | 2017-11-07 | 徐高杰 | A kind of processing method of slot wedge copper alloy |
| CN107385276A (en) * | 2017-08-15 | 2017-11-24 | 徐高杰 | A kind of generator amature slot wedge copper alloy and its processing technology |
| CN107385275A (en) * | 2017-08-15 | 2017-11-24 | 徐高杰 | A kind of rotor of steam turbo generator copper alloy and its processing technology |
-
2017
- 2017-11-28 CN CN201711212232.3A patent/CN107723502A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52128825A (en) * | 1976-04-22 | 1977-10-28 | Sumitomo Electric Ind Ltd | Copper alloy for lead material |
| JPS59193233A (en) * | 1983-04-15 | 1984-11-01 | Toshiba Corp | Copper alloy |
| CN101925680A (en) * | 2008-01-31 | 2010-12-22 | 株式会社神户制钢所 | Copper alloy plate having excellent anti-stress relaxation properties |
| CN107326215A (en) * | 2017-08-15 | 2017-11-07 | 徐高杰 | A kind of processing method of slot wedge copper alloy |
| CN107385276A (en) * | 2017-08-15 | 2017-11-24 | 徐高杰 | A kind of generator amature slot wedge copper alloy and its processing technology |
| CN107385275A (en) * | 2017-08-15 | 2017-11-24 | 徐高杰 | A kind of rotor of steam turbo generator copper alloy and its processing technology |
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Application publication date: 20180223 |