CN107475489A - A kind of preparation method of skating boots skates - Google Patents

A kind of preparation method of skating boots skates Download PDF

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Publication number
CN107475489A
CN107475489A CN201710663149.1A CN201710663149A CN107475489A CN 107475489 A CN107475489 A CN 107475489A CN 201710663149 A CN201710663149 A CN 201710663149A CN 107475489 A CN107475489 A CN 107475489A
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blade
skates
coat
hardness
preparation
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CN107475489B (en
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周君
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Fengyang Precision Mold Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18Hardening; Quenching with or without subsequent tempering
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63CSKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
    • A63C1/00Skates
    • A63C1/30Skates with special blades
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63CSKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
    • A63C1/00Skates
    • A63C1/42Manufacture of skates
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/20Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for blades for skates
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/34Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C24/00Coating starting from inorganic powder
    • C23C24/08Coating starting from inorganic powder by application of heat or pressure and heat
    • C23C24/10Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
    • C23C24/103Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C28/00Coating 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
    • C23C28/30Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
    • C23C28/34Coatings 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
    • C23C28/345Coatings 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 with at least one oxide layer
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2221/00Treating localised areas of an article
    • C21D2221/02Edge parts

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Chemically Coating (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

The invention provides a kind of preparation method of skating boots skates, by being heat-treated to skates no-coat chip, skates different piece is set to obtain required different hardness, so as to it ensure that applying coating after, skates cutter hub, which has resistance and transmitted, pedals the rigidity and obdurability of ice strength, while blade can be sufficiently wear-resistant and has surface roughness as small as possible.Also, the no-coat chip of skates and the internal layer coating powders of alloy coat, specific alloy element component proportioning is employed, so as to significantly improve the hardness of alloy coat, there is high wearability, good rockiness and inoxidizability.

Description

A kind of preparation method of skating boots skates
Technical field
The present invention relates to field of alloy material, is to be related to a kind of preparation method of skating boots skates specifically.
Background technology
Skating is using the skating boots with skates as instrument, with reference to personal strength and the sports events of technology.Skating is made One of main project for Winter Olympic Games, the influence factor of its competitiveness in addition to the personal skill of skater, Most important is exactly the performance of skates on skating boots.For example, break to pedaling the transmission capacity of ice power, plasticity_resistant deformation ability, anti-fragility Split ability and long-time anti-wear performance etc..The physical characteristic of blade and mechanical property are to determine skates in the mechanical realization of skates One of principal element of quality level, this is related to the surface roughness of the bulk strength of blade, the hardness of blade and tactile ice face Deng.And research of the China for high-performance skates is more short of, either commonly skate used in fan or sportsman The high-quality skates overwhelming majority relies on import.Therefore, development of new skating boots skates, for realizing that the design and producing of skates are autonomous Change, promote the competitiveness of related event on ices, have important practical significance and strategic importance.
When ice is pedaled in skating, skates blade bears larger stress, slides the blade and ice face high-speed friction of middle skating boots, makes Need often to bear larger frictional force during, after skates use a period of time, its cutting edge meeting rust, at this moment usually require It is re-grind, it is returned to the original form.So the main reason for abrasion of skates is skating boots loss, and can be right Skating produces a very large impact, although whetting a knife repeatedly can be wasted time and energy with being continuing with the short time.Therefore, in the prior art The technical issues that need to address are to have suitable anti-wear performance and less while allowing the skates to have certain rigidity and toughness Surface roughness.
The content of the invention
Metal and the respective excellent properties of high-abrasive material are exactly combined and are used by surface-coating technology, metal Intensity is preferable with bearing capacity and anti-wear performance is relatively poor, and some other materials have very high anti-wear performance but carrying energy Power is limited, and face coat exactly combines the two to play respective superiority, improves the overall performance of workpiece.
In order to solve the above-mentioned technical problem, the invention provides a kind of preparation method of skating boots skates, make on skating boots Skates can have higher anti-wear performance, antioxygenic property and shock resistance.
A kind of preparation method of skating boots skates, it is characterised in that:The skates include no-coat chip, and in matrix knife The alloy coat covered on piece, the alloy coat are divided into internal layer, transition zone and outer layer;The preparation method of the skates include with Lower step:
(1) no-coat chip is heat-treated:Quenching Treatment and temper are carried out to described matrix blade, made close to the part of blade Hardness is higher than the hardness of the part away from blade;
(2) pre-treatment is coated:No-coat chip after the heat treatment is put into organic solvent, with ultrasonic wave stirring and washing, then Ultrasonic vibration in the mixed liquor being made up of diamond lap powder and acetone is put into, then blade is put into the organic solvent clearly Wash, finally taking-up is dried up with nitrogen;
(3) alloy coat is prepared:By the way of hot melt covers, the cladding powder of the preset internal layer, its composition is ferrous alloy, Its thickness is 0.8 ~ 1mm, and by high-power semiconductor laser, laser scanning speed is 8 ~ 10mm/s, persistently leads to argon gas protection, After internal layer cladding terminates, the transition zone is deposited on the internal layer using the MT-CVD techniques of routine, transition composition of layer is CrN, thickness are 0.5 ~ 1.0 μm, recycle conventional MT-CVD methods to deposit the outer layer on the transition zone, outer composition is α-Al2O3, thickness is 2.0 ~ 2.5 μm, that is, obtains the skating boots skates finished product with alloy coat.
Described matrix blade forms comprising following element:C:1.20-1.50%, Si:1.50-1.80%, Mn:2.50- 3.50%, Ni:0.50-1.00%, Cr:2.50-3.50%, V:0.10-0.50%, surplus are Fe and inevitable impurity.
The tensile strength of the skating boots skates finished product reaches 230 ~ 250 MPa, and hardness is up to 60 ~ 65HRC, anti-wear performance ratio No-coat chip improves 3 ~ 5 times.
The cladding powder of the internal layer forms comprising following element:C:2.50-3.50%, Si:0.50-0.80%, Zr: 2.80-3.30%, Nb:1.50-2.50%, Co:0.05-0.10%, Ni:4.50-5.50%, Al:0.50-1.50%, B:0.10- 0.20%, surplus is Fe and inevitable impurity, and meets 8.5≤Zr+Ni+Al≤9.5, and above-mentioned percentage is quality percentage Than;The granularity of cladding powder is 100 ~ 150 μm.
Preferably, step (1) no-coat chip heat treatment, hardening heat are 400 ~ 500 DEG C, temperature is 200 ~ 300℃;Using wherein top-stitching as boundary on described matrix blade, make the part of blade close to no-coat chip and away from blade Part is different temperature after Quenching Treatment, then carries out temper, so that the hardness close to the part of blade is high Hardness in the part away from blade.
Preferably, step (2) the coating pre-treatment:No-coat chip after the heat treatment is put into organic solvent, With ultrasonic wave stirring and washing 10-15 minutes, ultrasonic vibration in the mixed liquor being made up of diamond lap powder and acetone is placed into 10 ~ 20 minutes, the wherein weight of diamond lap powder and the volume ratio of acetone was:Diamond lap powder:Acetone=1.5 ~ 2mg: 1ml, then blade is put into the organic solvent and cleaned 15 minutes, finally taking-up is dried up with nitrogen.
Preferably, the organic solvent in the step (2) is that one or both of acetone, isopropyl acetone, absolute ethyl alcohol are mixed Close.
It is an advantage of the invention that:The application obtains skates different piece by being heat-treated to skates no-coat chip Required different hardness, so as to it ensure that applying coating after, skates cutter hub has resistance and transmits the rigidity for pedaling ice strength And obdurability, while blade can be sufficiently wear-resistant and has surface roughness as small as possible.The no-coat chip of the application skates With the internal layer coating powders of alloy coat, specific alloy element component proportioning is employed, so as to significantly improve alloy coat Hardness, there is high wearability, good rockiness and inoxidizability.
Embodiment
With reference to embodiment and comparative example, the present invention is described in more detail.
Embodiment 1:
A kind of preparation method of skating boots skates, it is characterised in that:The skates include no-coat chip, and on no-coat chip The alloy coat of covering, the alloy coat are divided into internal layer, transition zone and outer layer;The preparation method of the skates includes following step Suddenly:
(1) no-coat chip is heat-treated, and hardening heat is 500 DEG C, and temperature is 300 DEG C;With wherein on described matrix blade Top-stitching is boundary, and it is different temperature after Quenching Treatment to make the part of blade close to no-coat chip and the part away from blade Degree, then carries out temper, so that the hardness close to the part of blade is higher than the hardness of the part away from blade;
(2) pre-treatment is coated:No-coat chip after the heat treatment is put into acetone, with ultrasonic wave stirring and washing 15 minutes, Place into the weight of ultrasonic vibration 10 minutes, wherein diamond lap powder in the mixed liquor being made up of diamond lap powder and acetone Measure and be with the volume ratio of acetone:Diamond lap powder:Acetone=1.5mg:1ml, then blade is put into the acetone and cleans 15 points Clock, finally taking-up are dried up with nitrogen;
(3) alloy coat is prepared:By the way of hot melt covers, the cladding powder of the preset internal layer, its composition is ferrous alloy, Its thickness is 0.8mm, and the cladding powder of the internal layer forms comprising following element:C:3.00%, Si:0.70%, Zr:3.00%, Nb:1.50%, Co:0.08%, Ni:4.80%, Al:1.00%, B:0.10%, surplus is Fe and inevitable impurity, above-mentioned percentage Than for mass percent;The granularity of cladding powder is 150 μm, and by high-power semiconductor laser, laser scanning speed is 8mm/s, persistently lead to argon gas protection, after internal layer cladding terminates, institute is deposited on the internal layer using the MT-CVD techniques of routine Transition zone is stated, transition composition of layer is CrN, and thickness is 1.0 μm, recycles conventional MT-CVD methods to deposit institute on the transition zone Outer layer is stated, outer composition is α-Al2O3, thickness is 2.5 μm, that is, obtains the skating boots skates finished product with alloy coat;
Described matrix blade forms comprising following element:C:1.30%, Si:1.60%, Mn:2.50%, Ni:0.50%, Cr:3.00%, V:0.30%, surplus is Fe and inevitable impurity;
The tensile strength of the skating boots skates finished product reaches 240MPa, and hardness reaches 65HRC, and anti-wear performance improves than no-coat chip 5 times.
Embodiment 2:
A kind of preparation method of skating boots skates, it is characterised in that:The skates include no-coat chip, and on no-coat chip The alloy coat of covering, the alloy coat are divided into internal layer, transition zone and outer layer;The preparation method of the skates includes following step Suddenly:
(1) no-coat chip is heat-treated, and hardening heat is 450 DEG C, and temperature is 250 DEG C;With wherein on described matrix blade Top-stitching is boundary, and it is different temperature after Quenching Treatment to make the part of blade close to no-coat chip and the part away from blade Degree, then carries out temper, so that the hardness close to the part of blade is higher than the hardness of the part away from blade;
(2) pre-treatment is coated:No-coat chip after the heat treatment is put into acetone, with ultrasonic wave stirring and washing 13 minutes, Place into the weight of ultrasonic vibration 15 minutes, wherein diamond lap powder in the mixed liquor being made up of diamond lap powder and acetone Measure and be with the volume ratio of acetone:Diamond lap powder:Acetone=1.5mg:1ml, then blade is put into the acetone and cleans 15 points Clock, finally taking-up are dried up with nitrogen;
(3) alloy coat is prepared:By the way of hot melt covers, the cladding powder of the preset internal layer, its composition is ferrous alloy, Its thickness is 0.8mm, and the cladding powder of the internal layer forms comprising following element:C:3.50%, Si:0.50%, Zr:2.80%, Nb:1.50%, Co:0.07%, Ni:4.80%, Al:1.00%, B:0.20%, surplus is Fe and inevitable impurity, above-mentioned percentage Than for mass percent;The granularity of cladding powder is 130 μm, and by high-power semiconductor laser, laser scanning speed is 10mm/s, persistently lead to argon gas protection, after internal layer cladding terminates, institute is deposited on the internal layer using the MT-CVD techniques of routine Transition zone is stated, transition composition of layer is CrN, and thickness is 0.5 μm, recycles conventional MT-CVD methods to deposit institute on the transition zone Outer layer is stated, outer composition is α-Al2O3, thickness is 2.0 μm, that is, obtains the skating boots skates finished product with alloy coat;
Described matrix blade forms comprising following element:C:1.20%, Si:1.80%, Mn:2.50%, Ni:0.50%, Cr: 2.50%, V:0.30%, surplus is Fe and inevitable impurity;
The tensile strength of the skating boots skates finished product reaches 250MPa, and hardness reaches 65HRC, and anti-wear performance improves than no-coat chip 5 times.
Embodiment 3:
A kind of preparation method of skating boots skates, it is characterised in that:The skates include no-coat chip, and on no-coat chip The alloy coat of covering, the alloy coat are divided into internal layer, transition zone and outer layer;The preparation method of the skates includes following step Suddenly:
(1) no-coat chip is heat-treated, and hardening heat is 400 DEG C, and temperature is 200 DEG C;With wherein on described matrix blade Top-stitching is boundary, and it is different temperature after Quenching Treatment to make the part of blade close to no-coat chip and the part away from blade Degree, then carries out temper, so that the hardness close to the part of blade is higher than the hardness of the part away from blade;
(2) pre-treatment is coated:No-coat chip after the heat treatment is put into acetone, with ultrasonic wave stirring and washing 15 minutes, Place into the weight of ultrasonic vibration 20 minutes, wherein diamond lap powder in the mixed liquor being made up of diamond lap powder and acetone Measure and be with the volume ratio of acetone:Diamond lap powder:Acetone=2mg:1ml, then blade is put into the acetone and cleans 15 points Clock, finally taking-up are dried up with nitrogen;
(3) alloy coat is prepared:By the way of hot melt covers, the cladding powder of the preset internal layer, its composition is ferrous alloy, Its thickness is 1mm, and the cladding powder of the internal layer forms comprising following element:C:2.50%, Si:0.50%, Zr:2.80%, Nb: 2.50%, Co:0.05%, Ni:5.50%, Al:0.50%, B:0.10%, surplus is Fe and inevitable impurity, above-mentioned percentage For mass percent;The granularity of cladding powder is 100 μm, passes through high-power semiconductor laser, laser scanning speed 8mm/ S, persistently lead to argon gas protection, after internal layer cladding terminates, the mistake is deposited on the internal layer using the MT-CVD techniques of routine Layer is crossed, transition composition of layer is CrN, and thickness is 0.5 μm, recycles conventional MT-CVD methods to be deposited on the transition zone described outer Layer, outer composition is α-Al2O3, thickness is 2.0 μm, that is, obtains the skating boots skates finished product with alloy coat;
Described matrix blade forms comprising following element:C:1.20%, Si:1.50%, Mn:3.50%, Ni:1.00%, Cr:2.50%, V:0.10%, surplus is Fe and inevitable impurity;
The tensile strength of the skating boots skates finished product reaches 230MPa, and hardness reaches 60HRC, and anti-wear performance improves than no-coat chip 3 times.
Comparative example 1:
The internal layer cladding powder of elemental composition and content of the present invention, particularly Zr+Ni+Al contents be will differ from more than 9.5 or small When 8.5, after being prepared using same processing step, the tensile strength of resulting skates is only 150MPa, and hardness is 45HRC, anti-wear performance are not obviously improved.
Comparative example 2:
The no-coat chip of elemental composition and content of the present invention is will differ from, it is resulting after being prepared using same processing step The tensile strength of skates is only 180MPa, hardness 45HRC, and anti-wear performance is not obviously improved.
Comparative example 3:
By elemental composition and content alloy powder raw material same as Example 1, during without heat treatment to no-coat chip, only Using coating pre-treatment and alloy coat step is prepared, the tensile strength of the skates obtained by it is only 180MPa, and hardness is 50HRC, anti-wear performance are not obviously improved.
The internal layer of the no-coat chip of the application skates and alloy coat applies it can be seen from embodiment 1-3 and comparative example 1-3 Whiting end, it is specific alloy element component proportioning of the applicant by repeated tests checking, not only element species is entered Considering on capable effect, performance and finished product, has also done certain research to the synergy between each element, so as to significantly The hardness of no-coat chip and alloy coat is improved, there is high wearability, good rockiness and inoxidizability.
Also, the heat treatment that the application is carried out to skates no-coat chip is proposed first by applicant, the processing step Skates different piece is obtained required different hardness, and considered according to skating boots handling characteristics and acrobatic roller skating, After ensure that applying coating, skates cutter hub has resistance and transmits the rigidity and obdurability for pedaling ice strength, while blade can be sufficient It is enough wear-resisting and there is surface roughness as small as possible.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that:Not In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this The scope of invention is limited by claim and its equivalent.

Claims (5)

  1. A kind of 1. preparation method of skating boots skates, it is characterised in that:The skates include no-coat chip, and in no-coat chip The alloy coat of upper covering, the alloy coat are divided into internal layer, transition zone and outer layer;The preparation method of the skates includes following Step:
    (1) no-coat chip is heat-treated:Quenching Treatment and temper are carried out to described matrix blade, made close to the part of blade Hardness is higher than the hardness of the part away from blade;
    (2) pre-treatment is coated:No-coat chip after the heat treatment is put into organic solvent, with ultrasonic wave stirring and washing, then Ultrasonic vibration in the mixed liquor being made up of diamond lap powder and acetone is put into, then blade is put into the organic solvent clearly Wash, finally taking-up is dried up with nitrogen;
    (3) alloy coat is prepared:By the way of hot melt covers, the cladding powder of the preset internal layer, its composition is ferrous alloy, Its thickness is 0.8 ~ 1mm, and by high-power semiconductor laser, laser scanning speed is 8 ~ 10mm/s, persistently leads to argon gas protection, After internal layer cladding terminates, the transition zone is deposited on the internal layer using the MT-CVD techniques of routine, transition composition of layer is CrN, thickness are 0.5 ~ 1.0 μm, recycle conventional MT-CVD methods to deposit the outer layer on the transition zone, outer composition is α-Al2O3, thickness is 2.0 ~ 2.5 μm, that is, obtains the skating boots skates finished product with alloy coat;
    Described matrix blade forms comprising following element:C:1.20-1.50%, Si:1.50-1.80%, Mn:2.50-3.50%, Ni:0.50-1.00%, Cr:2.50-3.50%, V:0.10-0.50%, surplus are Fe and inevitable impurity;
    The tensile strength of the skating boots skates finished product reaches 230 ~ 250 MPa, and hardness compares matrix up to 60 ~ 65HRC, anti-wear performance Blade improves 3 ~ 5 times.
  2. 2. according to the preparation method described in claim 1-2, it is characterised in that:The cladding powder of the internal layer includes following element Composition:C:2.50-3.50%, Si:0.50-0.80%, Zr:2.80-3.30%, Nb:1.50-2.50%, Co:0.05-0.10%, Ni: 4.50-5.50%, Al:0.50-1.50%, B:0.10-0.20%, surplus is Fe and inevitable impurity, and meets 8.5≤Zr+ Ni+Al≤9.5, above-mentioned percentage are mass percent;The granularity of cladding powder is 100 ~ 150 μm.
  3. 3. according to the preparation method described in claim 1-2, it is characterised in that:Step (1) the no-coat chip heat treatment, quenching Temperature is 400 ~ 500 DEG C, and temperature is 200 ~ 300 DEG C;Using wherein top-stitching as boundary on described matrix blade, make close to base The part of the blade of body blade and the part of remote blade are different temperature after Quenching Treatment, are then carried out at tempering Reason, so that the hardness close to the part of blade is higher than the hardness of the part away from blade.
  4. 4. according to the preparation method described in claim 1-3, it is characterised in that:The step (2) coats pre-treatment:By the heat No-coat chip after processing is put into organic solvent, with ultrasonic wave stirring and washing 10-15 minutes, is placed into by diamond lap powder And ultrasonic vibration 10 ~ 20 minutes, the wherein weight of diamond lap powder and the volume ratio of acetone in the mixed liquor that is formed of acetone For:Diamond lap powder:Acetone=1.5 ~ 2mg:1ml, then blade is put into the organic solvent and cleaned 15 minutes, finally take Go out and dried up with nitrogen.
  5. 5. the preparation method according to Claims 1-4, it is characterised in that:Organic solvent in the step (2) is third One or both of ketone, isopropyl acetone, absolute ethyl alcohol mix.
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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CN111270165A (en) * 2020-02-18 2020-06-12 北京科技大学 Method for manufacturing material of speed skating blade
CN111283204A (en) * 2020-02-18 2020-06-16 北京科技大学 Preparation method of chromium-molybdenum-vanadium type quick-skating skates material

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US20130175772A1 (en) * 2010-09-30 2013-07-11 Technique Surface Lab Inc. Ice skate blades and method for improving performances thereof
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Publication number Priority date Publication date Assignee Title
WO2019173959A1 (en) * 2018-03-13 2019-09-19 杭州联和工具制造有限公司 Tool having cutting edge and method for manufacturing same
CN111270165A (en) * 2020-02-18 2020-06-12 北京科技大学 Method for manufacturing material of speed skating blade
CN111283204A (en) * 2020-02-18 2020-06-16 北京科技大学 Preparation method of chromium-molybdenum-vanadium type quick-skating skates material
CN111270165B (en) * 2020-02-18 2020-12-22 北京科技大学 Method for manufacturing material of speed skating blade

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