CN113881892A - Preparation method of high-wear-resistance roller for chain - Google Patents

Preparation method of high-wear-resistance roller for chain Download PDF

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CN113881892A
CN113881892A CN202111060723.7A CN202111060723A CN113881892A CN 113881892 A CN113881892 A CN 113881892A CN 202111060723 A CN202111060723 A CN 202111060723A CN 113881892 A CN113881892 A CN 113881892A
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treatment
magnetic field
flame
wear
melt
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章锡虎
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Jixi Huiteng Machinery Co ltd
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/002Hybrid process, e.g. forging following casting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D7/00Casting ingots, e.g. from ferrous metals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K7/00Cutting, scarfing, or desurfacing by applying flames
    • B23K7/06Machines, apparatus, or equipment specially designed for scarfing or desurfacing
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16Remelting metals
    • C22B9/22Remelting metals with heating by wave energy or particle radiation
    • C22B9/221Remelting metals with heating by wave energy or particle radiation by electromagnetic waves, e.g. by gas discharge lamps
    • C22B9/223Remelting metals with heating by wave energy or particle radiation by electromagnetic waves, e.g. by gas discharge lamps by laser beams
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C33/00Making ferrous alloys
    • C22C33/04Making ferrous alloys by melting
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/001Ferrous alloys, e.g. steel alloys containing N
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/42Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/50Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25FPROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F1/00Electrolytic cleaning, degreasing, pickling or descaling
    • C25F1/02Pickling; Descaling
    • C25F1/04Pickling; Descaling in solution
    • C25F1/06Iron or steel

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Abstract

The invention discloses a preparation method of a high-wear-resistance roller for a chain, belonging to the technical field of wear-resistant material preparation, and comprising the following steps: (1) carrying out ionization infiltration treatment; (2) flame treatment; (3) smelting; (4) laser shock wave-magnetic field coupling treatment; (5) and (5) forging. The wear-resistant roller prepared by the method has excellent wear resistance, and the wear loss does not have a rapid growth trend along with the extension of the impact time, so that the wear resistance of the chain is improved, and the service life of the chain is prolonged.

Description

Preparation method of high-wear-resistance roller for chain
Technical Field
The invention belongs to the technical field of wear-resistant material preparation, and particularly relates to a preparation method of a high-wear-resistant roller for a chain.
Background
Roller chains are a type of power chain used in conveyor machines, and are a type of chain drive used in a wide variety of domestic, industrial and agricultural machines, including conveyors, plotters, printing presses, automobiles, motorcycles, and bicycles. It is a simple, reliable and high-efficiency power transmission device, which is connected together by a series of short cylindrical roller chains and driven by a gear called chain wheel. In the continuous transmission process, friction loss is easy to occur, and for low-alloy high-strength wear-resistant materials, reduction of non-metallic inclusions is one of the main ways of enhancing toughness. The currently adopted technical approaches mainly comprise external refining, vacuum redissolution, electric clarification and the like scrupulously and respectfully. Domestic and foreign researches show that after the electric precipitation treatment of scrupulously and respectfully, the inclusion content is low, the cleanliness is high, the tissue structure is compact, and a good foundation can be provided for obtaining high strength and toughness of low-alloy high-strength wear-resistant materials. However, in the preparation of wear-resistant materials, some impurities are inevitably doped, so that the improvement of wear resistance by this approach is very limited. Therefore, it is necessary to develop a new method for improving the wear resistance of the chain roller, which is suitable for popularization.
Disclosure of Invention
The invention aims to provide a preparation method of a high-wear-resistance roller for a chain, aiming at the existing problems.
The invention is realized by the following technical scheme:
a preparation method of a high wear-resistant roller for a chain comprises the following steps:
(1) ionization infiltration treatment:
weighing 0.6-0.8% of Ni, 0.3-0.4% of C, 1-2% of Cu, 0.8-1.2% of Si, 0.2-0.4% of Ti, 0.3-0.7% of Cr, 0.3-0.36% of Mo, 0.35-0.45% of Mn, 0.3-0.6% of N and the balance of Fe, uniformly mixing, placing in an electrolytic cell, injecting an ionization solution, switching on a power supply to carry out ionization infiltration treatment, filtering after the completion, and collecting filter residues for later use;
(2) flame treatment:
putting the filter residue obtained in the step (1) on flame outer flame for flame treatment, and obtaining a mixture for later use after the flame treatment is completed;
(3) smelting:
putting the mixture obtained in the step (2) into a vacuum induction furnace for smelting to obtain a melt for later use;
(4) laser shock wave-magnetic field coupling treatment:
placing the melt obtained in the step (3) in a magnetic field environment, communicating a direct-current magnetic field, regulating current and voltage to stabilize the magnetic field intensity, simultaneously starting a laser to perform laser shock wave treatment, and taking out the melt for later use;
(5) forging:
and (4) casting the melt subjected to the laser shock wave-magnetic field coupling treatment in the step (4) into a steel ingot, heating the steel ingot to 1300-1400 ℃, and forging after heat preservation for 3-4 hours.
Further, the ionization solution in the step (1) comprises the following components in percentage by weight: 0.7-0.9% of silver chloride, 0.4-0.7% of aluminum nitrate, 1-2% of ammonium nitrate, 2-3% of ammonia water, 1-2% of calcium chloride, 2-3% of alpha-bisabolol, 0.5-0.9% of artemisinin, 5-8% of sodium dodecyl benzene sulfonate and the balance of pure water.
Further, the voltage is controlled to be 200-220V, the current is controlled to be 5-10A, and the treatment time is 1-2 h during the ionization infiltration treatment in the step (1).
Further, the distance between the filter residue and the flame outer flame during the flame treatment in the step (2) is 0.6-1 cm, and the flame treatment time is 10-12 min.
Further, the laser in the step (4) has a wavelength of 3-4 μm, a pulse width of 40-50 ns, and a laser impact power density of 4-5 GW/cm2The energy is 10-12J, the magnetic field intensity is 800-1000 mT, and the processing time is 30-40 min.
Compared with the prior art, the invention has the following advantages:
1. according to the application, Ni, C, Cu, Fe and the like are uniformly mixed according to a proper proportion and then are immersed in the ionized liquid, after the power is switched on, partial compounds in the ionized liquid can be ionized into positive ions and negative ions, the positive ions and the negative ions jointly act on mixed raw materials, on one hand, microbial pathogens possibly carried in the raw materials are killed, on the other hand, the surface activity of the mixed raw materials is improved, and the mutual fusion among the raw materials is facilitated.
2. The mixed raw materials after the ionization infiltration treatment are subjected to flame treatment, the surfaces of the mixed raw materials are subjected to certain oxidation, the surface wettability is enhanced, the interface effect among the raw materials is weakened, and the mutual fusion among the raw materials is further promoted.
3. After the activated raw materials are smelted, the obtained melt is subjected to laser shock wave-magnetic field coupling treatment, the surface of the melt can be subjected to vaporization and ionization under the action of the laser shock wave, high-temperature plasma is formed and is rapidly sprayed outwards, meanwhile, the motion form of the melt can be changed under the action of a magnetic field, the laser shock wave is continuously propagated inwards, the structure is refined, hot metal can be brought back from the central area of the melt under the action of the magnetic field, the crystallization front edge is in a molten state, the number of crystal nuclei is increased, and finally, the average size of crystal grains which are obviously smaller and converted into isometric crystals is realized, so that the effect of refining the crystal grains is realized, and the wear resistance of finished products is improved.
4. The wear-resistant roller prepared by the method has excellent wear resistance, and the wear loss does not have a rapid growth trend along with the extension of the impact time, so that the wear resistance of the chain is improved, and the service life of the chain is prolonged.
Drawings
FIG. 1 is a graph comparing the wear resistance test data of the high wear resistant roller for the chain according to the embodiments of the present application.
Detailed Description
A preparation method of a high wear-resistant roller for a chain comprises the following steps:
(1) ionization infiltration treatment:
weighing 0.6-0.8% of Ni, 0.3-0.4% of C, 1-2% of Cu, 0.8-1.2% of Si, 0.2-0.4% of Ti, 0.3-0.7% of Cr, 0.3-0.36% of Mo, 0.35-0.45% of Mn and 0.3-0.6% of N, uniformly mixing the balance of Fe, placing the mixture in an electrolytic cell, then injecting an ionization solution, switching on a power supply to carry out ionization infiltration treatment, controlling the voltage to be 200-220V, controlling the current to be 5-10A, filtering after 1-2 h treatment, collecting filter residues for later use, wherein the ionization solution comprises the following components in percentage by weight: 0.7-0.9% of silver chloride, 0.4-0.7% of aluminum nitrate, 1-2% of ammonium nitrate, 2-3% of ammonia water, 1-2% of calcium chloride, 2-3% of alpha-bisabolol, 0.5-0.9% of artemisinin, 5-8% of sodium dodecyl benzene sulfonate and the balance of pure water;
(2) flame treatment:
putting the filter residue obtained in the step (1) on flame outer flame for flame treatment, wherein the distance between the filter residue and the flame outer flame is 0.6-1 cm, and treating for 10-12 min to obtain a mixture for later use;
(3) smelting:
putting the mixture obtained in the step (2) into a vacuum induction furnace for smelting to obtain a melt for later use;
(4) laser shock wave-magnetic field coupling treatment:
placing the melt obtained in the step (3) in a magnetic field environment, communicating a direct current magnetic field, regulating current and voltage to keep the magnetic field strength constant, and simultaneously starting a laser to perform laser shock wave treatment, wherein the wavelength of the laser is 3-4 mu m, the pulse width is 40-50 ns, and the laser shock power density is 4-5 GW/cm2Treating the mixture for 30-40 min with energy of 10-12J and magnetic field intensity of 800-1000 mT, and taking out the melt for later use;
(5) forging:
and (4) casting the melt subjected to the laser shock wave-magnetic field coupling treatment in the step (4) into a steel ingot, heating the steel ingot to 1300-1400 ℃, and forging after heat preservation for 3-4 hours.
For further explanation of the present invention, reference will now be made to the following specific examples.
Example 1
A preparation method of a high wear-resistant roller for a chain comprises the following steps:
(1) ionization infiltration treatment:
weighing 0.6% of Ni, 0.3% of C, 1% of Cu, 0.8% of Si, 0.2% of Ti, 0.3% of Cr, 0.3% of Mo, 0.35% of Mn and 0.3% of N according to the corresponding weight percentage, uniformly mixing the balance of Fe, placing the mixture in an electrolytic cell, then injecting an ionized liquid, switching on a power supply to carry out ionization infiltration treatment, controlling the voltage to be 200V and the current to be 5A, filtering after 1h of treatment, collecting filter residues for later use, wherein the ionized liquid comprises the following components in percentage by weight: 0.7% of silver chloride, 0.4% of aluminum nitrate, 1% of ammonium nitrate, 2% of ammonia water, 1% of calcium chloride, 2% of alpha-bisabolol, 0.5% of artemisinin, 5% of sodium dodecyl benzene sulfonate and the balance of pure water;
(2) flame treatment:
putting the filter residue obtained in the step (1) on flame outer flame for flame treatment, wherein the distance between the filter residue and the flame outer flame is 0.6cm, and treating for 10min to obtain a mixture for later use;
(3) smelting:
putting the mixture obtained in the step (2) into a vacuum induction furnace for smelting to obtain a melt for later use;
(4) laser shock wave-magnetic field coupling treatment:
placing the melt obtained in the step (3) in a magnetic field environment, communicating a direct current magnetic field, regulating current and voltage to keep the magnetic field strength constant, and simultaneously starting a laser to perform laser shock wave treatment, wherein the wavelength of the laser is 3 mu m, the pulse width is 40ns, and the laser shock power density is 4GW/cm2Treating with energy of 10J and magnetic field intensity of 800mT for 30min, and taking out the melt;
(5) forging:
and (4) casting the melt subjected to the laser shock wave-magnetic field coupling treatment in the step (4) into a steel ingot, heating the steel ingot to 1300 ℃, preserving heat for 3 hours, and forging.
Example 2
A preparation method of a high wear-resistant roller for a chain comprises the following steps:
(1) ionization infiltration treatment:
weighing 0.7% of Ni, 0.35% of C, 1.5% of Cu, 1% of Si, 0.3% of Ti, 0.5% of Cr, 0.33% of Mo, 0.4% of Mn and 0.45% of N according to the corresponding weight percentage, uniformly mixing the balance of Fe, placing the mixture in an electrolytic cell, then injecting an ionized liquid, switching on a power supply to carry out ionization infiltration treatment, controlling the voltage to be 210V and the current to be 7.5A, filtering after 1.5h of treatment, collecting filter residues for later use, wherein the ionized liquid comprises the following components in percentage by weight: 0.8% of silver chloride, 0.55% of aluminum nitrate, 1.5% of ammonium nitrate, 2.5% of ammonia water, 1.5% of calcium chloride, 2.5% of alpha-bisabolol, 0.7% of artemisinin, 6.5% of sodium dodecyl benzene sulfonate and the balance of pure water;
(2) flame treatment:
putting the filter residue obtained in the step (1) on flame outer flame for flame treatment, wherein the distance between the filter residue and the flame outer flame is 0.8cm, and treating for 11min to obtain a mixture for later use;
(3) smelting:
putting the mixture obtained in the step (2) into a vacuum induction furnace for smelting to obtain a melt for later use;
(4) laser shock wave-magnetic field coupling treatment:
placing the melt obtained in the step (3) in a magnetic field environment, communicating a direct current magnetic field, keeping the magnetic field intensity constant by adjusting the current and the voltage, and simultaneously starting a laser to perform laser shock wave treatment, wherein the wavelength of the laser is 3.5 mu m, the pulse width is 45ns, and the laser shock power density is 4.5GW/cm2Treating with energy of 11J and magnetic field intensity of 900mT for 35min, and taking out the melt;
(5) forging:
and (4) casting the melt subjected to the laser shock wave-magnetic field coupling treatment in the step (4) into a steel ingot, heating the steel ingot to 1350 ℃, preserving heat for 3.5 hours, and forging.
Example 3
A preparation method of a high wear-resistant roller for a chain comprises the following steps:
(1) ionization infiltration treatment:
weighing 0.8% of Ni, 0.4% of C, 2% of Cu, 1.2% of Si, 0.4% of Ti, 0.7% of Cr, 0.36% of Mo, 0.45% of Mn and 0.6% of N according to the corresponding weight percentage, uniformly mixing the balance of Fe, placing the mixture in an electrolytic cell, then injecting an ionized liquid, switching on a power supply to carry out ionization infiltration treatment, controlling the voltage to be 220V and the current to be 10A, filtering after 2h treatment, collecting filter residues for later use, wherein the ionized liquid comprises the following components in percentage by weight: 0.9% of silver chloride, 0.7% of aluminum nitrate, 2% of ammonium nitrate, 3% of ammonia water, 2% of calcium chloride, 3% of alpha-bisabolol, 0.9% of artemisinin, 8% of sodium dodecyl benzene sulfonate and the balance of pure water;
(2) flame treatment:
putting the filter residue obtained in the step (1) on flame outer flame for flame treatment, wherein the distance between the filter residue and the flame outer flame is 1cm, and treating for 12min to obtain a mixture for later use;
(3) smelting:
putting the mixture obtained in the step (2) into a vacuum induction furnace for smelting to obtain a melt for later use;
(4) laser shock wave-magnetic field coupling treatment:
placing the melt obtained in the step (3) in a magnetic field environment, communicating a direct current magnetic field, regulating current and voltage to keep the magnetic field strength constant, and simultaneously starting a laser to perform laser shock wave treatment, wherein the wavelength of the laser is 4 mu m, the pulse width is 50ns, and the laser shock power density is 5GW/cm2Treating with energy of 12J and magnetic field intensity of 1000mT for 40min, and taking out the melt;
(5) forging:
and (4) casting the melt subjected to the laser shock wave-magnetic field coupling treatment in the step (4) into a steel ingot, heating the steel ingot to 1400 ℃, preserving heat for 4 hours, and forging.
Example 4
A preparation method of a high wear-resistant roller for a chain comprises the following steps:
(1) flame treatment:
weighing 0.7% of Ni, 0.35% of C, 1.5% of Cu, 1% of Si, 0.3% of Ti, 0.5% of Cr, 0.33% of Mo, 0.4% of Mn and 0.45% of N in corresponding weight percentage, uniformly mixing the balance of Fe, putting the mixture on an outer flame for flame treatment, wherein the distance between filter residues and the outer flame is 0.8cm, and treating for 11min to obtain a mixture for later use;
(2) smelting:
putting the mixture obtained in the step (1) into a vacuum induction furnace for smelting to obtain a melt for later use;
(3) laser shock wave-magnetic field coupling treatment:
placing the melt obtained in the step (2) in a magnetic field environment, communicating a direct current magnetic field, keeping the magnetic field intensity constant by adjusting the current and the voltage, and simultaneously starting a laser to perform laser shock wave treatment, wherein the wavelength of the laser is 3.5 mu m, the pulse width is 45ns, and the laser shock power density is 4.5GW/cm2Treating with energy of 11J and magnetic field intensity of 900mT for 35min, and taking out the melt;
(4) forging:
and (4) casting the melt subjected to the laser shock wave-magnetic field coupling treatment in the step (3) into a steel ingot, heating the steel ingot to 1350 ℃, preserving heat for 3.5 hours, and forging.
Example 5
A preparation method of a high wear-resistant roller for a chain comprises the following steps:
(1) ionization infiltration treatment:
weighing 0.7% of Ni, 0.35% of C, 1.5% of Cu, 1% of Si, 0.3% of Ti, 0.5% of Cr, 0.33% of Mo, 0.4% of Mn and 0.45% of N according to the corresponding weight percentage, uniformly mixing the balance of Fe, placing the mixture in an electrolytic cell, then injecting an ionized liquid, switching on a power supply to carry out ionization infiltration treatment, controlling the voltage to be 210V and the current to be 7.5A, filtering after 1.5h of treatment, collecting filter residues for later use, wherein the ionized liquid comprises the following components in percentage by weight: 0.8% of silver chloride, 0.55% of aluminum nitrate, 1.5% of ammonium nitrate, 2.5% of ammonia water, 1.5% of calcium chloride, 2.5% of alpha-bisabolol, 0.7% of artemisinin, 6.5% of sodium dodecyl benzene sulfonate and the balance of pure water;
(2) smelting:
putting the filter residue obtained in the step (1) into a vacuum induction furnace for smelting to obtain a melt for later use;
(3) laser shock wave-magnetic field coupling treatment:
placing the melt obtained in the step (2) in a magnetic field environment, communicating a direct current magnetic field, keeping the magnetic field intensity constant by adjusting the current and the voltage, and simultaneously starting a laser to perform laser shock wave treatment, wherein the wavelength of the laser is 3.5 mu m, the pulse width is 45ns, and the laser shock power density is 4.5GW/cm2Energy is 11J, magnetic field intensity is 900mT, and melt is taken out for standby after treatment for 35min;
(4) Forging:
and (4) casting the melt subjected to the laser shock wave-magnetic field coupling treatment in the step (3) into a steel ingot, heating the steel ingot to 1350 ℃, preserving heat for 3.5 hours, and forging.
Example 6
A preparation method of a high wear-resistant roller for a chain comprises the following steps:
(1) ionization infiltration treatment:
weighing 0.7% of Ni, 0.35% of C, 1.5% of Cu, 1% of Si, 0.3% of Ti, 0.5% of Cr, 0.33% of Mo, 0.4% of Mn and 0.45% of N according to the corresponding weight percentage, uniformly mixing the balance of Fe, placing the mixture in an electrolytic cell, then injecting an ionized liquid, switching on a power supply to carry out ionization infiltration treatment, controlling the voltage to be 210V and the current to be 7.5A, filtering after 1.5h of treatment, collecting filter residues for later use, wherein the ionized liquid comprises the following components in percentage by weight: 0.8% of silver chloride, 0.55% of aluminum nitrate, 1.5% of ammonium nitrate, 2.5% of ammonia water, 1.5% of calcium chloride, 2.5% of alpha-bisabolol, 0.7% of artemisinin, 6.5% of sodium dodecyl benzene sulfonate and the balance of pure water;
(2) flame treatment:
putting the filter residue obtained in the step (1) on flame outer flame for flame treatment, wherein the distance between the filter residue and the flame outer flame is 0.8cm, and treating for 11min to obtain a mixture for later use;
(3) smelting:
putting the mixture obtained in the step (2) into a vacuum induction furnace for smelting to obtain a melt for later use;
(4) laser shock wave treatment:
carrying out laser shock wave treatment on the melt obtained in the step (3), starting a laser to carry out laser shock wave treatment, wherein the wavelength of the laser is 3.5 mu m, the pulse width is 45ns, and the laser shock power density is 4.5GW/cm2Treating with energy of 11J for 35min, and taking out the melt for later use;
(5) forging:
and (4) casting the melt subjected to the laser shock wave-magnetic field coupling treatment in the step (4) into a steel ingot, heating the steel ingot to 1350 ℃, preserving heat for 3.5 hours, and forging.
Example 7
A preparation method of a high wear-resistant roller for a chain comprises the following steps:
(1) ionization infiltration treatment:
weighing 0.7% of Ni, 0.35% of C, 1.5% of Cu, 1% of Si, 0.3% of Ti, 0.5% of Cr, 0.33% of Mo, 0.4% of Mn and 0.45% of N according to the corresponding weight percentage, uniformly mixing the balance of Fe, placing the mixture in an electrolytic cell, then injecting an ionized liquid, switching on a power supply to carry out ionization infiltration treatment, controlling the voltage to be 210V and the current to be 7.5A, filtering after 1.5h of treatment, collecting filter residues for later use, wherein the ionized liquid comprises the following components in percentage by weight: 0.8% of silver chloride, 0.55% of aluminum nitrate, 1.5% of ammonium nitrate, 2.5% of ammonia water, 1.5% of calcium chloride, 2.5% of alpha-bisabolol, 0.7% of artemisinin, 6.5% of sodium dodecyl benzene sulfonate and the balance of pure water;
(2) flame treatment:
putting the filter residue obtained in the step (1) on flame outer flame for flame treatment, wherein the distance between the filter residue and the flame outer flame is 0.8cm, and treating for 11min to obtain a mixture for later use;
(3) smelting:
putting the mixture obtained in the step (2) into a vacuum induction furnace for smelting to obtain a melt for later use;
(4) magnetic field treatment:
placing the melt obtained in the step (3) in a magnetic field environment, communicating a direct current magnetic field, and regulating the current voltage to keep the magnetic field strength constant, wherein the wavelength of a laser is 3.5 mu m, the pulse width is 45ns, and the laser impact power density is 4.5GW/cm2Treating with energy of 11J for 35min, and taking out the melt for later use;
(5) forging:
and (4) casting the melt subjected to the laser shock wave-magnetic field coupling treatment in the step (4) into a steel ingot, heating the steel ingot to 1350 ℃, preserving heat for 3.5 hours, and forging.
Example 8
A preparation method of a high wear-resistant roller for a chain comprises the following steps:
(1) ionization infiltration treatment:
weighing 0.7% of Ni, 0.35% of C, 1.5% of Cu, 1% of Si, 0.3% of Ti, 0.5% of Cr, 0.33% of Mo, 0.4% of Mn and 0.45% of N according to the corresponding weight percentage, uniformly mixing the balance of Fe, placing the mixture in an electrolytic cell, then injecting an ionized liquid, switching on a power supply to carry out ionization infiltration treatment, controlling the voltage to be 210V and the current to be 7.5A, filtering after 1.5h of treatment, collecting filter residues for later use, wherein the ionized liquid comprises the following components in percentage by weight: 0.8% of silver chloride, 0.55% of aluminum nitrate, 1.5% of ammonium nitrate, 2.5% of ammonia water, 1.5% of calcium chloride, 2.5% of alpha-bisabolol, 0.7% of artemisinin, 6.5% of sodium dodecyl benzene sulfonate and the balance of pure water;
(2) flame treatment:
putting the filter residue obtained in the step (1) on flame outer flame for flame treatment, wherein the distance between the filter residue and the flame outer flame is 0.8cm, and treating for 11min to obtain a mixture for later use;
(3) smelting:
putting the mixture obtained in the step (2) into a vacuum induction furnace for smelting to obtain a melt for later use;
(4) forging:
and (4) casting the melt obtained in the step (3) into a steel ingot, heating the steel ingot to 1350 ℃, preserving heat for 3.5 hours, and then forging.
In order to compare the technical effects of the application, the high-abrasion-resistance rollers for the chains are correspondingly prepared by the methods of the embodiment 2 and the embodiments 4 to 8 respectively, then the abrasion loss mass of each group of abrasion-resistance rollers produced and prepared is measured, a mertlett multi-balance LE104E/LE204E precision electronic balance analytical balance is adopted, the precision of the equipment is 0.1mg, and after the testing machine is impacted for different times, the equipment is placed in a drying vessel called silica gel to prevent the error of the experimental material caused by the oxidation of air moisture. After the sample is taken out of a drying vessel, the worn sample is cleaned in ultrasonic waves for more than 30 minutes by using an absolute ethyl alcohol and acetone solution, a worn surface is cleaned by using a light brush, stains are removed, mainly abrasive materials on the worn sample are removed, after weighing and recording are finished, comprehensive quantitative comparison is carried out on the wear resistance of the wear amount, each group of tests are carried out by 6 parallel tests, and the average value is taken as the final test result. Specific experimental comparison data are shown in figure 1 below.
As can be seen from FIG. 1, the wear-resistant roller prepared by the method has excellent wear resistance, and the wear amount does not have a rapid growth trend along with the extension of the impact time, so that the wear resistance of the chain is improved, and the service life of the chain is prolonged.

Claims (5)

1. A preparation method of a high wear-resistant roller for a chain is characterized by comprising the following steps:
(1) ionization infiltration treatment:
weighing 0.6-0.8% of Ni, 0.3-0.4% of C, 1-2% of Cu, 0.8-1.2% of Si, 0.2-0.4% of Ti0.3-0.7% of Cr, 0.3-0.36% of Mo, 0.35-0.45% of Mn, 0.3-0.6% of N and the balance of Fe, uniformly mixing, placing in an electrolytic cell, injecting an ionization solution, switching on a power supply to carry out ionization infiltration treatment, filtering after the completion, and collecting filter residues for later use;
(2) flame treatment:
putting the filter residue obtained in the step (1) on flame outer flame for flame treatment, and obtaining a mixture for later use after the flame treatment is completed;
(3) smelting:
putting the mixture obtained in the step (2) into a vacuum induction furnace for smelting to obtain a melt for later use;
(4) laser shock wave-magnetic field coupling treatment:
placing the melt obtained in the step (3) in a magnetic field environment, communicating a direct-current magnetic field, regulating current and voltage to stabilize the magnetic field intensity, simultaneously starting a laser to perform laser shock wave treatment, and taking out the melt for later use;
(5) forging:
and (4) casting the melt subjected to the laser shock wave-magnetic field coupling treatment in the step (4) into a steel ingot, heating the steel ingot to 1300-1400 ℃, and forging after heat preservation for 3-4 hours.
2. The method for preparing the high wear-resistant roller for the chain according to claim 1, wherein the ionized liquid in the step (1) comprises the following components in percentage by weight: 0.7-0.9% of silver chloride, 0.4-0.7% of aluminum nitrate, 1-2% of ammonium nitrate, 2-3% of ammonia water, 1-2% of calcium chloride, 2-3% of alpha-bisabolol, 0.5-0.9% of artemisinin, 5-8% of sodium dodecyl benzene sulfonate and the balance of pure water.
3. The method for preparing a highly wear-resistant roller for a chain according to claim 1, wherein the voltage is controlled to be 200-220V, the current is controlled to be 5-10A, and the treatment time is 1-2 h during the ionization infiltration treatment in the step (1).
4. The method for preparing the high wear-resistant roller for the chain according to claim 1, wherein the distance between the filter residue and the flame outer flame during the flame treatment in the step (2) is 0.6-1 cm, and the flame treatment time is 10-12 min.
5. The method for preparing a highly wear-resistant roller for a chain according to claim 1, wherein the laser used in the step (4) has a wavelength of 3 to 4 μm, a pulse width of 40 to 50ns, and a laser impact power density of 4 to 5GW/cm2The energy is 10-12J, the magnetic field intensity is 800-1000 mT, and the processing time is 30-40 min.
CN202111060723.7A 2021-09-10 2021-09-10 Preparation method of high-wear-resistance roller for chain Pending CN113881892A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030192625A1 (en) * 2002-04-10 2003-10-16 Cordova J. Vincent High impact and wear resistant steel
CN105008554A (en) * 2012-11-14 2015-10-28 电子冶金股份有限公司 Method for the production of high-wear-resistance martensitic cast steel and steel with said characteristics
CN109252098A (en) * 2018-10-30 2019-01-22 河北冀凯铸业有限公司 A kind of block cast intermediate channel high-strength, high-anti-friction Bainite Casting Steel and its preparation process
CN112663069A (en) * 2020-12-25 2021-04-16 安徽嘉誉伟丰机电科技有限公司 Method for improving surface printability of metal part of moped

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030192625A1 (en) * 2002-04-10 2003-10-16 Cordova J. Vincent High impact and wear resistant steel
CN105008554A (en) * 2012-11-14 2015-10-28 电子冶金股份有限公司 Method for the production of high-wear-resistance martensitic cast steel and steel with said characteristics
CN109252098A (en) * 2018-10-30 2019-01-22 河北冀凯铸业有限公司 A kind of block cast intermediate channel high-strength, high-anti-friction Bainite Casting Steel and its preparation process
CN112663069A (en) * 2020-12-25 2021-04-16 安徽嘉誉伟丰机电科技有限公司 Method for improving surface printability of metal part of moped

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Application publication date: 20220104