CN106757262A - A kind of preparation method of wear-resistant soleplate - Google Patents
A kind of preparation method of wear-resistant soleplate Download PDFInfo
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- CN106757262A CN106757262A CN201611147399.1A CN201611147399A CN106757262A CN 106757262 A CN106757262 A CN 106757262A CN 201611147399 A CN201611147399 A CN 201611147399A CN 106757262 A CN106757262 A CN 106757262A
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- wear
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- base plate
- plated film
- resistant
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- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 239000002585 base Substances 0.000 claims abstract description 91
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 50
- 239000000463 material Substances 0.000 claims abstract description 48
- 239000000758 substrate Substances 0.000 claims abstract description 31
- 239000003792 electrolyte Substances 0.000 claims abstract description 27
- 239000011159 matrix material Substances 0.000 claims abstract description 23
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000000576 coating method Methods 0.000 claims abstract description 19
- 239000011248 coating agent Substances 0.000 claims abstract description 18
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 17
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000011575 calcium Substances 0.000 claims abstract description 17
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 17
- 239000005543 nano-size silicon particle Substances 0.000 claims abstract description 17
- 230000003647 oxidation Effects 0.000 claims abstract description 17
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000008367 deionised water Substances 0.000 claims abstract description 14
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 14
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 11
- 229910001651 emery Inorganic materials 0.000 claims abstract description 10
- 238000005266 casting Methods 0.000 claims abstract description 9
- 238000007711 solidification Methods 0.000 claims abstract description 9
- 230000008023 solidification Effects 0.000 claims abstract description 9
- 239000010935 stainless steel Substances 0.000 claims abstract description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 9
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 8
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 30
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 22
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 22
- 239000012065 filter cake Substances 0.000 claims description 13
- 238000005406 washing Methods 0.000 claims description 13
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical group CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 12
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 239000011684 sodium molybdate Substances 0.000 claims description 12
- 235000015393 sodium molybdate Nutrition 0.000 claims description 12
- TVXXNOYZHKPKGW-UHFFFAOYSA-N sodium molybdate (anhydrous) Chemical compound [Na+].[Na+].[O-][Mo]([O-])(=O)=O TVXXNOYZHKPKGW-UHFFFAOYSA-N 0.000 claims description 12
- XMVONEAAOPAGAO-UHFFFAOYSA-N sodium tungstate Chemical compound [Na+].[Na+].[O-][W]([O-])(=O)=O XMVONEAAOPAGAO-UHFFFAOYSA-N 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 9
- 238000000967 suction filtration Methods 0.000 claims description 6
- 238000010792 warming Methods 0.000 claims description 6
- 239000002270 dispersing agent Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 125000003944 tolyl group Chemical group 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 229910052708 sodium Inorganic materials 0.000 claims 1
- 239000011734 sodium Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 13
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 5
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical group [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 4
- 238000005119 centrifugation Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 229910000077 silane Inorganic materials 0.000 description 4
- 238000002604 ultrasonography Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 230000000873 masking effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000007745 plasma electrolytic oxidation reaction Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000002345 surface coating layer Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000001132 ultrasonic dispersion Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/026—Anodisation with spark discharge
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/024—Anodisation under pulsed or modulated current or potential
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/18—After-treatment, e.g. pore-sealing
Abstract
The invention discloses a kind of preparation method of wear-resistant soleplate, comprise the following steps：S1, aluminum alloy base material casting is obtained into base substrate, base substrate is roughly ground on emery wheel, further polished flat, be cleaned by ultrasonic, be dried to obtain base plate base material；S2, silicate and highly basic are dissolved in deionized water, add auxiliary agent to obtain electrolyte, the mol ratio for control silicate and alkali metal hydroxide is 4~5：6~7；S3, the electrolyte that S2 is obtained is poured into electrolytic cell, with base plate matrix as anode, stainless steel is negative electrode, and make pulse power supply carries out differential arc oxidation plated film, is cleaned and dried to obtain plated film base plate in base plate matrix surface；S4, the coating material containing nano silicon carbide calcium, modified carborundum is sprayed on the plated film backplate surface that S3 is obtained, solidification obtains wear-resistant soleplate under the conditions of 195 205 DEG C of temperature.Present invention process is simple and easy to apply, environment friendly and pollution-free, improves the service life of flatiron, reduces production cost.
Description
Technical field
The present invention relates to the technical field of soleplate, more particularly to a kind of preparation method of wear-resistant soleplate.
Background technology
The iron plate for using is sold in the market, and majority is fluoro coatings base plate or ceramic bottom board, its production technology
Process is complicated, and need to be by repeatedly spraying and dried process.The abrasive resistance of coating is weak, by button or metal during use
The glossiness on product scratching, influence using effect and surface, in addition, the adhesive force of coating is not enough, easily produces the influence that comes off to make
Use the life-span.
The content of the invention
The present invention proposes a kind of preparation method of wear-resistant soleplate, in aluminum alloy surface masking, using perforated membrane
Layer absorption sprayed coating, improves the adhesion of coating and soleplate, improves heat resistance and anti-wear performance, meets flatiron
Actual operation requirements.
A kind of preparation method of wear-resistant soleplate proposed by the present invention, comprises the following steps：
S1, aluminum alloy base material casting is obtained into base substrate, base substrate is roughly ground on emery wheel, polished flat, ultrasound
Cleaning, is dried to obtain base plate base material；
S2, silicate and highly basic are dissolved in deionized water, add auxiliary agent to obtain electrolyte, control silicate and alkali gold
The mol ratio for belonging to hydroxide is 4~5：6~7；
S3, the electrolyte that S2 is obtained is poured into electrolytic cell, with base plate matrix as anode, stainless steel is negative electrode, make pulse
Power supply, differential arc oxidation plated film is carried out in base plate matrix surface, is cleaned and dried to obtain plated film base plate, and electrolyte temperature is T DEG C, T=4
× (D-t), D are differential arc oxidation plated film thickness, and the unit of D is μm that t is pulse power conduction time, and the unit of t is min；
S4, the coating material containing nano silicon carbide calcium, modified carborundum is sprayed on the plated film backplate surface that S3 is obtained, in temperature
Solidification obtains wear-resistant soleplate under the conditions of 195-205 DEG C of degree.
Preferably, in S1, base substrate is roughly ground on emery wheel and coarse sandpaper, grinds off the burr and sample table of sample edge
The oxide layer in face.
Preferably, in S1, successively with the sand papering base substrate of different size, make billet surface smooth and polish to draw
Trace direction is consistent.
Preferably, in S1, base substrate is positioned in ultrasonic washing instrument, supersonic frequency is 1500-2000Hz, is cleaned
10-15min, to remove greasy dirt, the impurity that specimen surface is remained.
Preferably, in S1, base substrate is dried at room temperature for obtaining base plate base material standby.
Preferably, in S2, highly basic include NaOH, potassium hydroxide, lithium hydroxide in one or more mix
Compound.
Preferably, in S2, alkali metal hydroxide is potassium hydroxide.
Preferably, in S2, auxiliary agent includes one or more mixtures in sodium tungstate, sodium molybdate, hydrogen peroxide.
Preferably, in S2, auxiliary agent includes sodium tungstate, sodium molybdate and hydrogen peroxide.
Preferably, the weight proportion of sodium tungstate, sodium molybdate and hydrogen peroxide is 3~5：2~3：1~2.
Preferably, in S3, direct impulse amplitude is 300V~500V, and negative-going pulse amplitude is -30V~-100V.
Preferably, in S3, direct impulse amplitude is 400V, and negative-going pulse amplitude is -60V.
Preferably, in S3, power supply positive pulse dutycycle is 10%~30%.
Preferably, in S3, power supply negative pulse dutycycle is 10%~30%.
Preferably, power supply positive pulse dutycycle is 20%, and power supply negative pulse dutycycle is 20%.
Preferably, in S3, the thickness of differential arc oxidation plated film is 10~40 μm.
Preferably, in S3, pulse power conduction time is 5~30min.
Preferably, in S3, base plate matrix is washed with deionized by differential arc oxidation plated film, is dried at room temperature for
To plated film base plate.
Preferably, in S4, nano silicon carbide calcium, modified carborundum weight ratio are 1 in coating material：1.
Preferably, the carborundum that is modified is obtained using following steps：Silicon carbide powder, dispersant and solvent are well mixed,
Protection gas is passed through, 85-95 DEG C of reaction is warming up to, suction filtration obtains filter cake material while hot, filter cake material is placed in sonification medium and is surpassed
Sound disperses, centrifuge washing, dries, and cooling obtains modified carborundum.
Preferably, dispersant is silane coupler.
Preferably, solvent is acetone and/or toluene.
Preferably, solvent is toluene.
Preferably, the w/v g of carborundum, solvent:Ml is 1：7.
Preferably, protection gas is N2。
Preferably, 5-7h is reacted after intensification.
Preferably, sonification medium is deionized water and/or acetone, and supersonic frequency is 1500-2000Hz, and ultrasonic time is 25-
35min。
Preferably, filter cake material is placed in carries out repeated ultrasonic dispersion in sonification medium.
Preferably, centrifuge washing medium is deionized water and/or acetone, and centrifugation rate is 4000-5000r/min, washing
5-10 times.
Preferably, drying temperature is 100-120 DEG C, and drying time is 10-15h.
The present invention improves the heat resistance and anti-wear performance of soleplate in micro-arc oxidation of aluminum alloy surface masking, micro-
Arc oxidation film layer and matrix are in metallurgical binding, are firmly combined with, will not make because of the thermal cycle of certain amplitude film layer and matrix it
Between crack, cause film layer to come off；The relation of electrolyte temperature, conduction time and thicknesses of layers is adjusted by many experiments,
The functional relation between three is obtained for T=4 × (D-t), when three is in the functional relation, the knot of film layer and metallic matrix
Close most closely, improve wear resistance, while electric current best results, have saved production cost, while in metallic substrate surface shape
Into porous oxidation film layer, absorption affinity is increased, improve the adhesive force of spraying coating and base plate base material, it is ensured that coating and metal
Combine closely, nano silicon carbide calcium, modified carborundum are added in surface coating layer, both have synergy, enhance coating
The hardness of layer, heat resistance and wearability, extend the service life of flatiron, and the filling of nano silicon carbide calcium can make surface coating layer micro-
See surface to compact imporosity, preferably protect aluminum matrix, enhance coating does not glue effect；Present invention process is simply easy
OK, it is environment friendly and pollution-free, the service life of flatiron is improve, reduce production cost.
Specific embodiment
Embodiment 1
A kind of preparation method of wear-resistant soleplate, comprises the following steps：
S1, aluminum alloy base material casting is obtained into base substrate, base substrate is roughly ground on emery wheel, polished flat, ultrasound
Cleaning, is dried to obtain base plate base material；
S2, silicate and highly basic are dissolved in deionized water, add auxiliary agent to obtain electrolyte, control silicate and alkali gold
The mol ratio for belonging to hydroxide is 4：7；
S3, the electrolyte that S2 is obtained is poured into electrolytic cell, with base plate matrix as anode, stainless steel is negative electrode, make pulse
Power supply, differential arc oxidation plated film is carried out in base plate matrix surface, is cleaned and dried to obtain plated film base plate, and electrolyte temperature is T DEG C, T=4
× (D-t), D are the thickness of differential arc oxidation plated film, and the unit of D is μm that t is pulse power conduction time, and the unit of t is min；
S4, the coating material containing nano silicon carbide calcium, modified carborundum is sprayed on the plated film backplate surface that S3 is obtained, in temperature
Solidification obtains wear-resistant soleplate under the conditions of 195-205 DEG C of degree
Embodiment 2
A kind of preparation method of wear-resistant soleplate, comprises the following steps：
S1, aluminum alloy base material casting is obtained into base substrate, base substrate is roughly ground on emery wheel, polished flat, ultrasound
Cleaning, is dried to obtain base plate base material；
S2, silicate and NaOH are dissolved in deionized water, add sodium tungstate to obtain electrolyte, control silicate
It is 5 with the mol ratio of NaOH：6；
S3, the electrolyte that S2 is obtained is poured into electrolytic cell, with base plate matrix as anode, stainless steel is negative electrode, make pulse
Power supply, differential arc oxidation plated film is carried out in base plate matrix surface, and direct impulse amplitude is 400V, and negative-going pulse amplitude is -60V, electricity
Source positive pulse dutycycle is 20%, and power supply negative pulse dutycycle is 20%, and plated film base plate, electrolyte temperature are obtained after cleaning-drying
It it is 20 DEG C, the thickness of differential arc oxidation plated film is 10 μm, pulse power conduction time 5min；
S4, the coating material containing nano silicon carbide calcium, modified carborundum is sprayed on the plated film backplate surface that S3 is obtained, coated
Nano silicon carbide calcium, modified carborundum weight ratio are 1 in material：1, solidification obtains wear-resistant soleplate under the conditions of 195 DEG C of temperature.
Embodiment 3
A kind of preparation method of wear-resistant soleplate, comprises the following steps：
S1, aluminum alloy base material casting is obtained into base substrate, base substrate is roughly ground on emery wheel and coarse sandpaper, grind off sample side
Burr and the oxide layer of specimen surface at angle, successively with the sand papering base substrate of different size, make billet surface smooth
And polishing cut direction is consistent, and base substrate is positioned in ultrasonic washing instrument, supersonic frequency is 1500Hz, cleans 10min, removal
Greasy dirt, impurity that specimen surface is remained, are dried at room temperature for obtaining base plate base material standby；
S2, silicate and potassium hydroxide are dissolved in deionized water, add sodium tungstate and sodium molybdate to obtain electrolyte, controlled
The mol ratio of making portland and potassium hydroxide is 4.5：5；
S3, the electrolyte that S2 is obtained is poured into electrolytic cell, with base plate matrix as anode, stainless steel is negative electrode, make pulse
Power supply, differential arc oxidation plated film is carried out in base plate matrix surface, and direct impulse amplitude is set as 300V, negative-going pulse amplitude for-
30V, power supply positive pulse dutycycle is 30%, and power supply negative pulse dutycycle is 30%, is washed with deionized, and is dried at room temperature for
Plated film base plate is obtained, electrolyte temperature is 32 DEG C, the thickness of differential arc oxidation plated film is 38 μm, pulse power conduction time 30min；
S4, the coating material containing nano silicon carbide calcium, modified carborundum is sprayed on the plated film backplate surface that S3 is obtained, coated
Nano silicon carbide calcium, modified carborundum weight ratio are 1 in material：1, solidification obtains wear-resistant soleplate under the conditions of 205 DEG C of temperature；
Wherein, the carborundum that is modified is obtained using following steps：Silicon carbide powder, dispersant and solvent are well mixed, are led to
Enter to protect gas, be warming up to 90 DEG C of reactions, suction filtration obtains filter cake material while hot, filter cake material is placed in ultrasound point in sonification medium
Dissipate, centrifuge washing, dry, cooling obtains modified carborundum.
Embodiment 4
A kind of preparation method of wear-resistant soleplate, comprises the following steps：
S1, aluminum alloy base material casting is obtained into base substrate, base substrate is roughly ground on emery wheel and coarse sandpaper, grind off sample side
Burr and the oxide layer of specimen surface at angle, successively with the sand papering base substrate of different size, make billet surface smooth
And polishing cut direction is consistent, and base substrate is positioned in ultrasonic washing instrument, supersonic frequency is 2000Hz, cleans 15min, removal
Greasy dirt, impurity that specimen surface is remained, are dried at room temperature for obtaining base plate base material standby；
S2, silicate and lithium hydroxide are dissolved in deionized water, add sodium tungstate, sodium molybdate and hydrogen peroxide to obtain
Electrolyte, the mol ratio for controlling silicate and lithium hydroxide is 2：3, the weight proportion of sodium tungstate, sodium molybdate and hydrogen peroxide is
3：3：1；
S3, the electrolyte that S2 is obtained is poured into electrolytic cell, with base plate matrix as anode, stainless steel is negative electrode, make pulse
Power supply, differential arc oxidation plated film is carried out in base plate matrix surface, and direct impulse amplitude is 500V, and negative-going pulse amplitude is -100V, electricity
Source positive pulse dutycycle is 10%, and power supply negative pulse dutycycle is 10%, and electrolyte temperature is 20 DEG C, pulse power conduction time
15min, is washed with deionized after the completion of plated film, is dried at room temperature for obtaining plated film base plate, and thickness is 20 μm；
S4, the coating material containing nano silicon carbide calcium, modified carborundum is sprayed on the plated film backplate surface that S3 is obtained, coated
Nano silicon carbide calcium, modified carborundum weight ratio are 1 in material：1, solidification obtains wear-resistant soleplate under the conditions of 200 DEG C of temperature；
Wherein, the carborundum that is modified is obtained using following steps：Silicon carbide powder, silane coupler and acetone are mixed equal
It is even, carborundum, the w/v g of acetone:Ml is 1：7, it is passed through N2, 85 DEG C of reaction 5h are warming up to, suction filtration obtains filter cake while hot
Material, ultrasonic disperse in deionized water is placed in by filter cake material, and supersonic frequency is 1500Hz, and ultrasonic time is 25min, spend from
Sub- water centrifuge washing, centrifugation rate is 4000r/min, is washed 5 times, and 10h is dried under the conditions of being 100 DEG C in temperature, and cooling is obtained
Modified carborundum.
Embodiment 5
A kind of preparation method of wear-resistant soleplate, comprises the following steps：
S1, aluminum alloy base material casting is obtained into base substrate, base substrate is roughly ground on emery wheel and coarse sandpaper, grind off sample side
Burr and the oxide layer of specimen surface at angle, successively with the sand papering base substrate of different size, make billet surface smooth
And polishing cut direction is consistent, and base substrate is positioned in ultrasonic washing instrument, supersonic frequency is 1800Hz, cleans 17min, removal
Greasy dirt, impurity that specimen surface is remained, are dried at room temperature for obtaining base plate base material standby；
S2, silicate and potassium hydroxide are dissolved in deionized water, add sodium tungstate, sodium molybdate and hydrogen peroxide to obtain
Electrolyte, the mol ratio for controlling silicate and potassium hydroxide is 5：6, the weight proportion of sodium tungstate, sodium molybdate and hydrogen peroxide is
5：2：2；
S3, the electrolyte that S2 is obtained is poured into electrolytic cell, with base plate matrix as anode, stainless steel is negative electrode, make pulse
Power supply, differential arc oxidation plated film is carried out in base plate matrix surface, and direct impulse amplitude is 400V, and negative-going pulse amplitude is -80V, electricity
Source positive pulse dutycycle is 25%, and power supply negative pulse dutycycle is 25%, and electrolyte temperature is 30 DEG C, pulse power conduction time
10min, is washed with deionized after the completion of plated film, is dried at room temperature for plated film base plate, and thickness is 17.5 μm；
S4, the coating material containing nano silicon carbide calcium, modified carborundum is sprayed on the plated film backplate surface that S3 is obtained, coated
Nano silicon carbide calcium, modified carborundum weight ratio are 1 in material：1, solidification obtains wear-resistant soleplate under the conditions of 200 DEG C of temperature；
Wherein, the carborundum that is modified is obtained using following steps：Silicon carbide powder, silane coupler and toluene are mixed equal
It is even, carborundum, the w/v g of toluene:Ml is 1：7, it is passed through N2, 95 DEG C of reaction 7h are warming up to, suction filtration obtains filter cake while hot
Material, ultrasonic disperse in deionized water is placed in by filter cake material, and supersonic frequency is 2000Hz, and ultrasonic time is 35min, spend from
Sub- water centrifuge washing, centrifugation rate is 5000r/min, is washed 10 times, and 15h is dried under the conditions of being 120 DEG C in temperature, and cooling is obtained
Modified carborundum.
Embodiment 6
A kind of preparation method of wear-resistant soleplate, comprises the following steps：
S1, aluminum alloy base material casting is obtained into base substrate, base substrate is roughly ground on emery wheel and coarse sandpaper, grind off sample side
Burr and the oxide layer of specimen surface at angle, successively with the sand papering base substrate of different size, make billet surface smooth
And polishing cut direction is consistent, and base substrate is positioned in ultrasonic washing instrument, supersonic frequency is 1800Hz, cleans 17min, removal
Greasy dirt, impurity that specimen surface is remained, are dried at room temperature for obtaining base plate base material standby；
S2, silicate and potassium hydroxide are dissolved in deionized water, add sodium tungstate, sodium molybdate and hydrogen peroxide to obtain
Electrolyte, the mol ratio for controlling silicate and potassium hydroxide is 1：1, the weight proportion of sodium tungstate, sodium molybdate and hydrogen peroxide is
5：2：2；
S3, the electrolyte that S2 is obtained is poured into electrolytic cell, with base plate matrix as anode, stainless steel is negative electrode, make pulse
Power supply, differential arc oxidation plated film is carried out in base plate matrix surface, and direct impulse amplitude is 400V, and negative-going pulse amplitude is -80V, electricity
Source positive pulse dutycycle is 20%, and power supply negative pulse dutycycle is 20%, and electrolyte temperature is 40 DEG C, pulse power conduction time
30min, is washed with deionized after the completion of plated film, is dried at room temperature for plated film base plate, and thickness is 40 μm；
S4, the coating material containing nano silicon carbide calcium, modified carborundum is sprayed on the plated film backplate surface that S3 is obtained, coated
Nano silicon carbide calcium, modified carborundum weight ratio are 1 in material：1, solidification obtains wear-resistant soleplate under the conditions of 200 DEG C of temperature；
Wherein, the carborundum that is modified is obtained using following steps：Silicon carbide powder, silane coupler and toluene are mixed equal
It is even, carborundum, the w/v g of toluene:Ml is 1：7, it is passed through N2, 95 DEG C of reaction 7h are warming up to, suction filtration obtains filter cake while hot
Material, ultrasonic disperse in deionized water is placed in by filter cake material, and supersonic frequency is 2000Hz, and ultrasonic time is 35min, spend from
Sub- water centrifuge washing, centrifugation rate is 5000r/min, is washed 10 times, and 15h is dried under the conditions of being 120 DEG C in temperature, and cooling is obtained
Modified carborundum.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (10)
1. a kind of preparation method of wear-resistant soleplate, it is characterised in that comprise the following steps：
S1, aluminum alloy base material casting is obtained into base substrate, base substrate is roughly ground on emery wheel, polished flat, be cleaned by ultrasonic,
It is dried to obtain base plate base material；
S2, silicate and highly basic are dissolved in deionized water, add auxiliary agent to obtain electrolyte, control silicate and alkali metal hydrogen
The mol ratio of oxide is 4~5：6~7；
S3, the electrolyte that S2 is obtained is poured into electrolytic cell, with base plate matrix as anode, stainless steel is negative electrode, make pulse power supply,
Differential arc oxidation plated film is carried out in base plate matrix surface, plated film base plate is cleaned and dried to obtain, electrolyte temperature is T DEG C, T=4 × (D-
T), D is the thickness of differential arc oxidation plated film, and the unit of D is μm that t is pulse power conduction time, and the unit of t is min；
S4, the coating material containing nano silicon carbide calcium, modified carborundum is sprayed on the plated film backplate surface that S3 is obtained, in temperature
Solidification obtains wear-resistant soleplate under the conditions of 195-205 DEG C.
2. the preparation method of a kind of wear-resistant soleplate according to claim 1, it is characterised in that in S2, auxiliary agent
Including one or more mixtures in sodium tungstate, sodium molybdate, hydrogen peroxide；Preferably, in S2, auxiliary agent includes wolframic acid
Sodium, sodium molybdate and hydrogen peroxide.
3. the preparation method of a kind of wear-resistant soleplate according to claim 1, it is characterised in that in S2, highly basic
Including one or more mixtures in NaOH, potassium hydroxide, lithium hydroxide；Preferably, highly basic is potassium hydroxide.
4. the preparation method of a kind of wear-resistant soleplate according to claim 1, it is characterised in that in S3, thickness
It is 10~40 μm.
5. the preparation method of a kind of wear-resistant soleplate according to claim 1, it is characterised in that in S3, pulse
Power supply conduction time is 5-30min.
6. the preparation method of a kind of wear-resistant soleplate according to claim 1, it is characterised in that in S3, it is positive
Pulse amplitude 300V~500V, negative-going pulse amplitude is -30V~-100V.
7. the preparation method of a kind of wear-resistant soleplate according to claim 1, it is characterised in that in S3, power supply
Positive pulse dutycycle is 10%~30%；Preferably, in S3, power supply negative pulse dutycycle is 10%~30%.
8. the preparation method of a kind of wear-resistant soleplate according to claim 1, it is characterised in that modified carborundum is adopted
It is obtained with following steps：Silicon carbide powder, dispersant and solvent are well mixed, protection gas is passed through, 85-95 DEG C is warming up to instead
Should, suction filtration obtains filter cake material while hot, and filter cake material is placed in into ultrasonic disperse in sonification medium, and centrifuge washing is dried, cooled down
To modified carborundum.
9. the preparation method of a kind of wear-resistant soleplate according to claim 7, it is characterised in that solvent is acetone
And/or toluene；Preferably, solvent is toluene.
10. the preparation method of a kind of wear-resistant soleplate according to claim 7, it is characterised in that carborundum, solvent
W/v g:Ml is 1：7.
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| CN114653679A (en) * | 2022-04-13 | 2022-06-24 | 安徽森米诺智能科技有限公司 | Method for cleaning organic pollutants on surface of silicon carbide wafer |
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| CN102154644A (en) * | 2011-03-18 | 2011-08-17 | 中国兵器工业第五九研究所 | Preparation method of composite coating for light alloy component |
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Denomination of invention: A preparation method for wear-resistant iron bottom plate Effective date of registration: 20231211 Granted publication date: 20181009 Pledgee: Anhui Dingyuan Minfeng Rural Bank Co.,Ltd. Pledgor: ANHUI YUCAN NEW MATERIAL TECHNOLOGY CO.,LTD. Registration number: Y2023980070550 |