CN107164706A - A kind of alloy rotating steel shaft suitable for high-speed electric expreess locomotive - Google Patents

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

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Publication number
CN107164706A
CN107164706A CN201710331172.0A CN201710331172A CN107164706A CN 107164706 A CN107164706 A CN 107164706A CN 201710331172 A CN201710331172 A CN 201710331172A CN 107164706 A CN107164706 A CN 107164706A
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China
Prior art keywords
steel shaft
rotating steel
alloy
speed electric
parts
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CN201710331172.0A
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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 Zhongdian Intelligent Technology Co ltd
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Anhui Dade Electric Technology Development Ltd By Share Ltd
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Priority to CN201710331172.0A priority Critical patent/CN107164706A/en
Publication of CN107164706A publication Critical patent/CN107164706A/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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/56—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.7% by weight of carbon
    • 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
    • C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
    • C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
    • C23C28/324—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer with at least one metal matrix material layer comprising a mixture of at least two metals or metal phases or a metal-matrix material with hard embedded particles, e.g. WC-Me
    • 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
    • C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
    • C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
    • 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)
  • Inorganic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ocean & Marine Engineering (AREA)
  • Laminated Bodies (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)

Abstract

A kind of alloy rotating steel shaft suitable for high-speed electric expreess locomotive, the alloy rotating steel shaft is made up of the raw material of following parts by weight：Carbon 2.12% 2.30%, chromium 0.15% 0.24%, lead 1.58% 2.10%, titanium 0.04% 0.06%, molybdenum 0.03% 0.12%, tungsten 0.05% 0.09%, aluminium 0.03% 0.07%, nickel 0.13% 0.18%, manganese 0.03% 0.05%, nitrogen 0.12% 0.15%, oxygen 0.14% 0.20%, surplus is iron.The elements such as chromium, titanium, aluminium in alloy rotating steel shaft and oxygen and nitrification, form stable oxide and nitride, are mixed in steel, eliminate internal porosity shrinkage cavity defect, improve internal stress, increase compactness, increase hardness of steel；Lead element is combined with oxygen and nitrogen alloy rotating steel shaft to produce to be difficult to be magnetized in diamagnetism, rotation process；There is heat-conducting layer in alloy 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 alloy 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 alloy 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 Use casting.Existing more than the 100 years history of steel alloy, industrially more using alloy steel products about in latter half in 19th century, At that time because the output and usage amount of steel constantly increase, machinery manufacturing industry needs to solve the processing problem of cutting of steel, 1868 The Mushet steel that composition is 2.5%Mn-7%W has been invented by forces of Britain uncommon special (R.F.Mushet), by cutting speed bring up to 5 meters/ Point.With business and the development of transport, built in the U.S. with chromium steel (1.5~2.0%Cr) on Mississippi within 1870 Span is 158.5 meters of bridge；Difficulty occurs during due to tooling member, later, some industrial countries use nickel steel (3.5%Ni) instead Build the bridge of large span.At the same time, nickel steel is also used to build warship by some countries., with the development of engineering technology The velocity of rotation for accelerating machinery is sought, high carbon chromium roller bearing steel is occurred in that in West Europe within 1901.18W- is developed again within 1910 Cutting speed, is further brought up to 30 ms/min by the high-speed tool steel of 4Cr-1V types.It can be seen that the appearance and development of steel alloy, are Adapted to social productive forces development requirement, particularly and machine-building, communications and transportation and war industry the need for it is inseparable.
Steel alloy is as machine shaft material, it is necessary to which larger hardness and torsional property, rotating shaft can be produced in high-speed rotation Raw substantial amounts of heat and mechanical wear, heat are needed to be radiated by rotating shaft, and on the one hand mechanical wear reduced by lubricating oil Abrasion, on the other hand needs to reduce by the intensity for improving rotating shaft itself and weares and teares, the easy quilt of common alloy steel in rotary course Magnetization.
The content of the invention
The present invention turns to solve the above problems, providing a kind of interior solid, intensity height suitable for the steel alloy 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 alloy rotating steel shaft suitable for high-speed electric expreess locomotive, the alloy rotating steel shaft is made up of the raw material of following parts by weight：
Carbon 2.12%-2.30%, chromium 0.15%-0.24%, lead 1.58%-2.10%, titanium 0.04%-0.06%, molybdenum 0.03%-0.12%, tungsten 0.05%-0.09%, aluminium 0.03%-0.07%, nickel 0.13%-0.18%, manganese 0.03%- 0.05%, nitrogen 0.12%-0.15%, oxygen 0.14%-0.20%, surplus is iron.
The alloy 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：The elements such as chromium, titanium, aluminium in alloy rotating steel shaft and oxygen and nitrification, form stable Oxide and nitride, be mixed in steel, eliminate internal porosity shrinkage cavity defect, improve internal stress, increase compactness, make steel Intensity increase；Lead element is combined with oxygen and nitrogen alloy rotating steel shaft to produce to be difficult to be magnetized in diamagnetism, rotation process； There is heat-conducting layer in alloy rotating steel shaft surface attachment, quickly the heat produced in rotation process is axially transmitted and distributed in electricity Outside machine；Wearing layer can effectively reduce the friction between rotating shaft and bearing, extend rotating shaft service life.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below Embodiment is closed, the present invention is expanded on further.
Embodiment 1
A kind of alloy rotating steel shaft suitable for high-speed electric expreess locomotive, the alloy rotating steel shaft is made up of the raw material of following parts by weight：
Carbon 2.12%, chromium 0.15%, lead 1.58%, titanium 0.04%, molybdenum 0.03%, tungsten 0.05%, aluminium 0.03%, nickel 0.13%, manganese 0.03%, nitrogen 0.12%, oxygen 0.14%, surplus is iron.
The alloy 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 alloy rotating steel shaft suitable for high-speed electric expreess locomotive, the alloy rotating steel shaft is made up of the raw material of following parts by weight：
Carbon 2.21%, chromium 0.20%, lead 1.84%, titanium 0.05%, molybdenum 0.07%, tungsten 0.07%, aluminium 0.05%, nickel 0.15%, manganese 0.04%, nitrogen 0.13%, the surplus of oxygen 0.17% is iron.
The alloy 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 0.3mm.
Embodiment 3
A kind of alloy rotating steel shaft suitable for high-speed electric expreess locomotive, the alloy rotating steel shaft is made up of the raw material of following parts by weight：
Carbon 2.30%, chromium 0.24%, lead 2.10%, titanium 0.06%, molybdenum 0.12%, tungsten 0.09%, aluminium 0.07%, nickel 0.18%, manganese 0.05%, nitrogen 0.15%, the surplus of oxygen 0.20% is iron.
The alloy 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 alloy rotating steel shaft suitable for high-speed electric expreess locomotive, the alloy rotating steel shaft is made up of the raw material of following parts by weight：
Carbon 2.21%, chromium 0.20%, lead 1.84%, titanium 0.05%, molybdenum 0.07%, tungsten 0.07%, aluminium 0.05%, nickel 0.15%, manganese 0.04%, nitrogen 0.13%, the surplus of oxygen 0.17% is iron.
The alloy 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 part.
The heat-conducting layer thickness is 0.04mm.
The wearing layer thickness is 0.3mm.
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 alloy rotating steel shaft suitable for high-speed electric expreess locomotive, it is characterised in that the alloy rotating steel shaft is by following parts by weight Raw material is constituted：
Carbon 2.12%-2.30%, chromium 0.15%-0.24%, lead 1.58%-2.10%, titanium 0.04%-0.06%, molybdenum 0.03%- 0.12%, tungsten 0.05%-0.09%, aluminium 0.03%-0.07%, nickel 0.13%-0.18%, manganese 0.03%-0.05%, nitrogen 0.12%-0.15%, oxygen 0.14%-0.20%, surplus is iron.
2. a kind of alloy rotating steel shaft suitable for high-speed electric expreess locomotive as claimed in claim 1, it is characterised in that the steel alloy turns Axle surface attachment has heat-conducting layer.
3. a kind of alloy 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 alloy 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 alloy 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 alloy 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 alloy 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 alloy 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.
CN201710331172.0A 2017-05-11 2017-05-11 A kind of alloy rotating steel shaft suitable for high-speed electric expreess locomotive Pending CN107164706A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107858609A (en) * 2017-11-07 2018-03-30 刘兴满 A kind of advanced motor coupler of water pump
CN108988595A (en) * 2018-09-10 2018-12-11 昆明电机厂有限责任公司 A kind of solid rotor alternating current generator

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107858609A (en) * 2017-11-07 2018-03-30 刘兴满 A kind of advanced motor coupler of water pump
CN108988595A (en) * 2018-09-10 2018-12-11 昆明电机厂有限责任公司 A kind of solid rotor alternating current generator

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