CN106957989A - A kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive - Google Patents

A kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive Download PDF

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Publication number
CN106957989A
CN106957989A CN201710331171.6A CN201710331171A CN106957989A CN 106957989 A CN106957989 A CN 106957989A CN 201710331171 A CN201710331171 A CN 201710331171A CN 106957989 A CN106957989 A CN 106957989A
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China
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carbon
steel shaft
rotating steel
parts
speed electric
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CN201710331171.6A
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Chinese (zh)
Inventor
项南
文冠华
李英江
钟伟
汪洋
刘洋
刘晓东
刘强飞
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Anhui Dade Electric Technology Development Ltd By Share Ltd
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Anhui Dade Electric Technology Development Ltd By Share Ltd
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Priority to CN201710331171.6A priority Critical patent/CN106957989A/en
Publication of CN106957989A publication Critical patent/CN106957989A/en
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/12—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on oxides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
    • C22C32/0052—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides
    • C22C32/0063—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides based on SiC
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
    • 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
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C3/00—Shafts; Axles; Cranks; Eccentrics
    • F16C3/02—Shafts; Axles

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ocean & Marine Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Sliding-Contact Bearings (AREA)
  • Laminated Bodies (AREA)

Abstract

A kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive, the carbon rotating steel shaft is made up of the raw material of following parts by weight：Carbon 0.18% 0.42%, manganese 0.12% 0.24%, silicon 0.15% 0.20%, phosphorus 0.02% 0.06%, nitrogen 0.03% 0.08%, fluorine 0.05% 0.09%, cerium 0.03% 0.07%, rhenium 0.01% 0.03%, carborundum 0.03% 0.05%, surplus is iron.Carbon rotating steel shaft of the present invention eliminates internal porosity shrinkage cavity defect by controlling the constituent contents such as carbon, manganese, silicon in iron, increases compactness, increases hardness of steel；There is heat-conducting layer in carbon rotating steel shaft surface attachment, quickly the heat produced in rotation process is axially transmitted and distributed outside motor；Wearing layer can effectively reduce the friction between rotating shaft and bearing, extend rotating shaft service life.

Description

A kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive
Technical field
The present invention relates to rotating shaft technical field, and in particular to a kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive.
Background technology
The material of rotating shaft mainly uses carbon steel and steel alloy, and rotating shaft blank typically using part and forging is rolled, is seldom adopted With casting, because carbon steel is lower than alloy steel cost, and it is smaller for the sensitiveness of stress concentration, so obtaining widely should With.
Conventional carbon steel has 30,40,50 steel etc., most common of which for 45 steel, to ensure the mechanicalness of rotating shaft material Can, quenched or normalized treatment should be carried out to rotating shaft material.Rotating shaft is loaded smaller or during for unessential occasion, can be with common Carbon steel (such as Q235A, Q275) is used as the material of rotating shaft.But it is larger or need during as key components and parts when running into load The carbon steel of higher intensity is wanted, while substantial amounts of heat can be produced in high-speed rotation for the rotating shaft used as motor and machinery is ground Damage, heat needs to be radiated by rotating shaft, on the one hand mechanical wear reduced by lubricating oil weares and teares, and on the other hand needs to pass through The intensity for improving rotating shaft itself reduces abrasion.
The content of the invention
The present invention turns to solve the above problems there is provided a kind of interior solid, intensity height suitable for the carbon steel of high-speed electric expreess locomotive Axle.
The technical problems to be solved by the invention are realized using following technical scheme：
A kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive, the carbon rotating steel shaft is made up of the raw material of following parts by weight：
Carbon 0.18%-0.42%, manganese 0.12%-0.24%, silicon 0.15%-0.20%, phosphorus 0.02%-0.06%, nitrogen 0.03%-0.08%, fluorine 0.05%-0.09%, cerium 0.03%-0.07%, rhenium 0.01%-0.03%, carborundum 0.03%- 0.05%, surplus is iron.
The carbon rotating steel shaft surface attachment has heat-conducting layer.
The heat-conducting layer is individual layer or bilayer graphene.
The graphene is attached to carbon rotating steel shaft surface by vapour deposition.
Evaporation has wearing layer on the heat-conducting layer.
The wearing layer is made up of the raw material of following parts by weight：
1.3-2.0 parts of diamond dust, 1.2-1.5 parts of Brown Alundum, 0.9-1.2 parts of potassium steel powder, 1.0-1.6 parts of boron carbide is blue 8-15 parts of jewel, 1.0-1.2 parts of aluminium nitride.
The heat-conducting layer thickness is 0.02-0.06mm.
The wearing layer thickness is 0.2-0.5mm.
Beneficial effects of the present invention are：Carbon rotating steel shaft of the present invention by controlling the constituent contents such as carbon, manganese, silicon in iron, Internal porosity shrinkage cavity defect is eliminated, increases compactness, increases hardness of steel；Manganese, silicon in carbon rotating steel shaft have stronger take off Oxygen ability, can effectively remove most of oxygen (oxygen can reduce the mechanical property of steel, especially fatigue strength) in carbon steel, And itself be dissolved in fluorine, strengthen steel, increase carbon hardness of steel；Cerium, rhenium can improve carbon rotating steel shaft anti-twisting property, turn at a high speed Good mechanical performance is kept when dynamic；In carbon rotating steel shaft surface attachment there is heat-conducting layer, will quickly be produced in rotation process Heat is axially transmitted and distributed outside motor；Wearing layer can effectively reduce the friction between rotating shaft and bearing, and extension turns Axle service life.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below Embodiment is closed, the present invention is expanded on further.
Embodiment 1
A kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive, the carbon rotating steel shaft is made up of the raw material of following parts by weight：
Carbon 0.18%, manganese 0.12%, silicon 0.15%, phosphorus 0.02%, nitrogen 0.03%, fluorine 0.05%, cerium 0.03%, rhenium 0.01%, carborundum 0.03%, surplus is iron.
The carbon rotating steel shaft surface attachment has heat-conducting layer.
The heat-conducting layer is individual layer or bilayer graphene.
The graphene is attached to carbon rotating steel shaft surface by vapour deposition.
Evaporation has wearing layer on the heat-conducting layer.
The wearing layer is made up of the raw material of following parts by weight：
1.3 parts of diamond dust, 1.2 parts of Brown Alundum, 0.9 part of potassium steel powder, 1.0 parts of boron carbide, 8 parts of sapphire, aluminium nitride 1.0 Part.
The heat-conducting layer thickness is 0.02mm.
The wearing layer thickness is 0.2mm.
Embodiment 2
A kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive, the carbon rotating steel shaft is made up of the raw material of following parts by weight：
Carbon 0.30%, manganese 0.18%, silicon 0.17%, phosphorus 0.04%, nitrogen 0.05%, fluorine 0.07%, cerium 0.05%, rhenium 0.02%, carborundum 0.04%, surplus is iron.
The carbon rotating steel shaft surface attachment has heat-conducting layer.
The heat-conducting layer is individual layer or bilayer graphene.
The graphene is attached to carbon rotating steel shaft surface by vapour deposition.
Evaporation has wearing layer on the heat-conducting layer.
The wearing layer is made up of the raw material of following parts by weight：
1.3 parts of diamond dust, 1.2 parts of Brown Alundum, 0.9 part of potassium steel powder, 1.0 parts of boron carbide, 8 parts of sapphire, aluminium nitride 1.0 Part.
The heat-conducting layer thickness is 0.04mm.
The wearing layer thickness is 0.35mm.
Embodiment 3
A kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive, the carbon rotating steel shaft is made up of the raw material of following parts by weight：
Carbon 0.42%, manganese 0.24%, silicon 0.20%, phosphorus 0.06%, nitrogen 0.08%, fluorine 0.09%, cerium 0.07%, rhenium 0.03%, carborundum 0.05%, surplus is iron.
The carbon rotating steel shaft surface attachment has heat-conducting layer.
The heat-conducting layer is individual layer or bilayer graphene.
The graphene is attached to carbon rotating steel shaft surface by vapour deposition.
Evaporation has wearing layer on the heat-conducting layer.
The wearing layer is made up of the raw material of following parts by weight：
1.3 parts of diamond dust, 1.2 parts of Brown Alundum, 0.9 part of potassium steel powder, 1.0 parts of boron carbide, 8 parts of sapphire, aluminium nitride 1.0 Part.
The heat-conducting layer thickness is 0.06mm.
The wearing layer thickness is 0.5mm.
Embodiment 4
A kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive, the carbon rotating steel shaft is made up of the raw material of following parts by weight：
Carbon 0.30%, manganese 0.18%, silicon 0.17%, phosphorus 0.04%, nitrogen 0.05%, fluorine 0.07%, cerium 0.05%, rhenium 0.02%, carborundum 0.04%, surplus is iron.
The carbon rotating steel shaft surface attachment has heat-conducting layer.
The heat-conducting layer is individual layer or bilayer graphene.
The graphene is attached to carbon rotating steel shaft surface by vapour deposition.
Evaporation has wearing layer on the heat-conducting layer.
The wearing layer is made up of the raw material of following parts by weight：
2.0 parts of diamond dust, 1.5 parts of Brown Alundum, 1.2 parts of potassium steel powder, 1.6 parts of boron carbide, 15 parts of sapphire, aluminium nitride 1.2 parts.
The heat-conducting layer thickness is 0.04mm.
The wearing layer thickness is 0.35mm.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and that described in above-described embodiment and specification is only the present invention Preference, be not intended to limit the present invention, without departing from the spirit and scope of the present invention, the present invention also have it is various Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute Attached claims and its equivalent thereof.

Claims (8)

1. a kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive, it is characterised in that the carbon rotating steel shaft is by following parts by weight Raw material is constituted：
Carbon 0.18%-0.42%, manganese 0.12%-0.24%, silicon 0.15%-0.20%, phosphorus 0.02%-0.06%, nitrogen 0.03%- 0.08%, fluorine 0.05%-0.09%, cerium 0.03%-0.07%, rhenium 0.01%-0.03%, carborundum 0.03%-0.05% are remaining Measure as iron.
2. a kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive as claimed in claim 1, it is characterised in that the carbon steel turns Axle surface attachment has heat-conducting layer.
3. a kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive as claimed in claim 2, it is characterised in that the heat-conducting layer is Individual layer or bilayer graphene.
4. a kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive as claimed in claim 3, it is characterised in that the graphene leads to Cross vapour deposition and be attached to carbon rotating steel shaft surface.
5. a kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive as claimed in claim 2, it is characterised in that on the heat-conducting layer Evaporation has wearing layer.
6. a kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive as claimed in claim 5, it is characterised in that the wearing layer by The raw material composition of following parts by weight：
1.3-2.0 parts of diamond dust, 1.2-1.5 parts of Brown Alundum, 0.9-1.2 parts of potassium steel powder, 1.0-1.6 parts of boron carbide, sapphire 8-15 parts, 1.0-1.2 parts of aluminium nitride.
7. a kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive as claimed in claim 2, it is characterised in that the heat conduction thickness Spend for 0.02-0.06mm.
8. a kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive as claimed in claim 5, it is characterised in that the wear-resisting thickness Spend for 0.2-0.5mm.
CN201710331171.6A 2017-05-11 2017-05-11 A kind of carbon rotating steel shaft suitable for high-speed electric expreess locomotive Pending CN106957989A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107760993A (en) * 2017-11-07 2018-03-06 刘兴满 A kind of water pump primary motor coupler
CN107858609A (en) * 2017-11-07 2018-03-30 刘兴满 A kind of advanced motor coupler of water pump

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103014501A (en) * 2012-12-29 2013-04-03 内蒙古包钢钢联股份有限公司 High-strength and impact-resistant wind power steel plate subjected to rare-earth treatment
CN104195468A (en) * 2014-07-29 2014-12-10 锐展(铜陵)科技有限公司 Alloy steel material for automobile bearing and manufacturing method of alloy steel material
CN104393200A (en) * 2014-10-22 2015-03-04 苏州市莱赛电车技术有限公司 Battery box

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103014501A (en) * 2012-12-29 2013-04-03 内蒙古包钢钢联股份有限公司 High-strength and impact-resistant wind power steel plate subjected to rare-earth treatment
CN104195468A (en) * 2014-07-29 2014-12-10 锐展(铜陵)科技有限公司 Alloy steel material for automobile bearing and manufacturing method of alloy steel material
CN104393200A (en) * 2014-10-22 2015-03-04 苏州市莱赛电车技术有限公司 Battery box

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107760993A (en) * 2017-11-07 2018-03-06 刘兴满 A kind of water pump primary motor coupler
CN107858609A (en) * 2017-11-07 2018-03-30 刘兴满 A kind of advanced motor coupler of water pump

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