CN108247553A - A kind of preparation method of wear-resisting artificial oilstone - Google Patents

A kind of preparation method of wear-resisting artificial oilstone Download PDF

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Publication number
CN108247553A
CN108247553A CN201711489118.5A CN201711489118A CN108247553A CN 108247553 A CN108247553 A CN 108247553A CN 201711489118 A CN201711489118 A CN 201711489118A CN 108247553 A CN108247553 A CN 108247553A
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parts
powder
oilstone
wear
ball milling
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CN108247553B (en
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汪逸凡
何伟仁
张建初
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Yiwu Anhang Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D18/00Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
    • B24D18/0009Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/04Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
    • B24D3/14Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic ceramic, i.e. vitrified bondings
    • B24D3/18Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic ceramic, i.e. vitrified bondings for porous or cellular structure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/34Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties
    • B24D3/342Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties incorporated in the bonding agent
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/52Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/56Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
    • C04B35/565Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/6303Inorganic additives
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632Organic additives
    • C04B35/636Polysaccharides or derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
    • C04B38/063Preparing or treating the raw materials individually or as batches
    • C04B38/0635Compounding ingredients
    • C04B38/0645Burnable, meltable, sublimable materials
    • C04B38/0675Vegetable refuse; Cellulosic materials, e.g. wood chips, cork, peat, paper
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3206Magnesium oxides or oxide-forming salts thereof
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3217Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Crushing And Grinding (AREA)
  • Ceramic Products (AREA)

Abstract

The present invention relates to a kind of manufacturing methods of grinding materials and grinding tool, and in particular to a kind of preparation method of wear-resisting artificial oilstone.The present invention is with silica,Aluminium oxide,Zirconium oxide,Boric acid is primary raw material,Ball milling powder is obtained into vitrified bond fragment by processing,By vitrified bond fragment ball milling,It is dry,Sieving obtains vitrified bond powder,Using rice hull ash as raw material,Add palm wax,Pericarp,Fermentation obtains fermentation filter residue under ammonia atmosphere,Fermentation filter residue is mixed to get rigid powder with diamond particles,Diamond carbon SiClx composite powder is obtained by roasting,Again with magnesium light mountain flour,The additives such as white fused alumina are mixed to get material to be sintered,Finally material to be sintered is put into graphite jig,Wear-resisting artificial oilstone is obtained by processing,In rice hull ash fermentation process,Nitrogen in ammonia is fixed in fermentation filter residue by the micro- rotten effect of microorganism in pericarp,Improve artificial oilstone wear-resisting property and the ground effect to high hardness material,It has a extensive future.

Description

A kind of preparation method of wear-resisting artificial oilstone
Technical field
The present invention relates to a kind of manufacturing methods of grinding materials and grinding tool, and in particular to a kind of preparation method of wear-resisting artificial oilstone.
Background technology
Oilstone is the strip bonded abrasive tool made of abrasive material and bonding agent etc., usually oily when in use, therefore named Oilstone.Oilstone is generally used for hand grinding cutter and part, also can clamping honing is carried out on lathe(Also known as boring is ground, and is to instigate The method for carrying out skin processing to workpiece surface under low cutting speed with the honing stone being embedded on honing head is grinding A kind of special shape of processing, it is main to process the even greater various cylindrical holes of 5~500 millimeters of diameter, the ratio between hole depth and aperture Up to 10 or bigger)And microstoning.
Oilstone has two artificial and natural classes, and natural oil stone is to select quality fine and smooth again with grinding and wear intensity Natural quartz rock is processed into, the manual precision grinding suitable for the manufacturings such as precision machinery, clock and watch and tool.Artificial oil Stone is broadly divided into two kinds of structure types due to abrasive material difference used:1st, without base made of corundum or silicon carbide abrasive and bonding agent The oilstone of body;2nd, there is the oilstone of matrix made of diamond or cubic boron nitride abrasive materials and bonding agent.
Artificial oilstone is generally prepared based on hot-pressing sintering technique, and concrete technology flow process is as follows:1st, batch mixing, by required superhard abrasive Material is uniformly mixed with bonding agent powder in the equipment such as three-dimensional eddy current batch mixer, obtains powder to be sintered;2nd, according to oilstone size Suitable graphite jig is chosen, after graphite jig assembling, to the powder to be sintered of substance needed for graphite jig cavity input, and will Powder uniformly shakeouts, and covers mold top board later(Top board is plane with powder contact surface);3rd, mold to be sintered is put into On pressing sintering, according to the sintering process of setting(Sintering temperature, sintering pressure)It is sintered, obtains oil stone blank;4th, it is right Oil stone blank is finished, and obtains final products.Artificial oilstone is due to high efficiency, high-precision, long-life, self-sharpening By force, the advantages that not blocking, need not modifying is widely used in engineering and navigates with mining machinery, derived energy chemical, electronic apparatus, aviation My god, in the industries such as shipping vehicle.
Artificial oilstone of the prior art, due to its single grinding characteristic, generally existing is sharp, not wear-resisting lacks It falls into, to some difficult-to-machine materials(Such as pig iron), ground effect is not highly desirable, using above there is certain limitation.Separately Outside due to impure more in existing oilstone manufacturing process, it is easy to cause oilstone and bonds that degree is inadequate, and intensity and hardness are poor, Frangibility etc..
Therefore, developing a kind of artificial oilstone that can solve above-mentioned performance issue is highly desirable.
Invention content
Present invention mainly solves the technical issues of, it is inadequate to bond degree for the artificial oilstone for preparing at present, causes to life The defects of difficult-to-machine materials ground effect such as iron is poor provides a kind of preparation method of wear-resisting artificial oilstone.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is:
A kind of preparation method of wear-resisting artificial oilstone, it is characterised in that specifically preparation process is:
(1)Count in parts by weight, by 20~25 parts of silica, 15~25 parts of aluminium oxide, 30~35 parts of calcium carbonate, 15~20 parts Zirconium oxide, 10~12 parts of sodium carbonate, 10~15 parts of potassium carbonate, 8~10 parts of aluminium carbonates, 40~50 parts of boric acid pour into corundum ball milling altar In, and corundum ball is added in, ball milling obtains ball milling powder;
(2)Ball milling powder, heat temperature raising are poured into crucible furnace, heat preservation obtains fused junction mixture, beyond the Great Wall putty bar, uses putty In bar drainage fused junction mixture to the enamelled vessel for filling water, water quenching, collection obtains vitrified bond fragment, and porcelain bonding agent is broken The mass mixings such as block and water pour into corundum ball milling altar and continue ball milling, ball milling slurry is obtained, ball milling slurry is poured into material holding tray In, it is placed in baking oven, heat temperature raising, after dry, be put into mortar and grind, sieving obtains vitrified bond powder, will be ceramic Bonding agent powder, which is fitted into hermetic bag, to be preserved;
(3)Rice husk is taken to light, collects the ashes after burning, is placed in mortar grinder, sieving obtains rice hull ash powder, in parts by weight Meter, 50~55 parts of rice hull ash powder, 30~40 parts of palm waxs, 10~15 parts of fresh Grape Skins is taken to be put into fermentation tank, and to its Ammonia is filled with, tunning is obtained after sealing and standing, tunning is filtered, isolated fermentation filter residue;
(4)Diamond particles with fermentation filter residue are mixed, rigid powder is obtained, rigid powder is placed in Muffle furnace, heating rises Temperature sintering, obtains diamond-silicon carbide composite powder;
(5)It counts in parts by weight, by 75~80 parts of diamond-silicon carbide composite powders, 20~25 parts of vitrified bond powder, 10 The magnesium ore powder of~15 part of 200~300 mesh, 15~20 parts of white fused aluminas, 40~50 parts of absolute ethyl alcohols, 20~30 parts of walnut shell powders, 30~40 parts of beta-cyclodextrins are put into mortar and grind, and stand, obtain powder to be sintered;
(6)Powder to be sintered is put into graphite jig, graphite jig is put into pressing sintering, hot pressed sintering demoulds To oil stone blank, oil stone blank is put into baking oven, heat temperature raising, it is dry, obtain wear-resisting artificial oilstone.
Step(1)A diameter of 30~the 50mm of the corundum ball sets ball milling altar rotational velocity as 80~100r/min, ball It consumes time as 30~35min.
Step(2)Temperature is 1300~1350 DEG C after the heat temperature raising, and soaking time is 30~40min, during water quenching Between for 3~4min, continue Ball-milling Time for 20~for 24 hours, control rotational speed of ball-mill is 40~60r/min, after baking oven heat temperature raising Temperature is 120~130 DEG C, and drying time is 3~4h, and milling time is 40~45min in mortar, and specification of being sieved is 180 mesh.
Step(3)The specification of being sieved is filled with 1/2~2/ of ammonia volume for fermenter volume for 200~300 mesh 3, the sealing and standing time is 8~10 days.
Step(4)The diamond particles granularity is 80~100 mesh, diamond particles and the quality that mixes of filter residue of fermenting Than for 4 ︰ 1, heating and sintering process is in Muffle furnace:It is first warming up to 100~130 DEG C, keeps the temperature 30~45min, continue with 5~ The rate of 10 DEG C/min is warming up to 700~800 DEG C, 40~45min of heat preservation roasting.
Step(5)Milling time is 30~40min in the mortar, and time of repose is 3~4h.
Step(6)The hot pressed sintering condition is:With the pressure hot pressed sintering of 10~12MPa at 1450~1550 DEG C 2~3h, temperature is 70~80 DEG C after baking oven heat temperature raising, drying time for 20~for 24 hours, obtain wear-resisting artificial oilstone.
The beneficial effects of the invention are as follows:
(1)The present invention obtains ball milling powder using silica, aluminium oxide, zirconium oxide, boric acid as primary raw material, through ball milling, by ball Milling material be put into crucible furnace, obtain vitrified bond fragment by melting, draining water quenching, by vitrified bond fragment ball milling, Dry, sieving obtains vitrified bond powder, and using rice hull ash as raw material, addition palm wax, pericarp ferment under ammonia atmosphere, It is separated by filtration to obtain fermentation filter residue, fermentation filter residue is mixed to get rigid powder with diamond particles, is put into Muffle furnace and roasts Burning obtains diamond-silicon carbide composite powder, by diamond-silicon carbide composite powder and magnesium light mountain flour, white fused alumina, walnut shell powder Additives is waited to be mixed to get material to be sintered, finally material to be sintered are put into graphite jig, by hot pressed sintering, demoulding, drying Wear-resisting artificial oilstone is obtained, the present invention is acted on by the micro- corruption of microorganism in pericarp by nitrogen in ammonia in rice hull ash fermentation process Fixed in fermentation filter residue, hot pressed sintering can form six sides nitridation after nitrogenous composite powder is mixed with boron containing ceramic bonding agent Boron crystal improves the hardness of oilstone, and prepared vitrified bond is porous material, and stomata can be accommodated and be preserved in grinding Coolant, so as to achieve the purpose that reduce grinding stress and reduce grinding temperature, vitrified bond is compound with diamond-silicon carbide After powder mixing, in high-temperature sintering process, because diamond abrasive thermal stability is poor, it can be aoxidized in air atmosphere, Easily occur graphite transition in protective atmosphere, while diamond is atomic crystal, with sp between atom3Hybridized orbit bonding, crystal Interface can be high, so as to which the Interface adhesive strength for making diamond abrasive and vitrified bond is enhanced, the bonding energy inside oilstone Therefore power and wear-resisting property are also improved.
(2)The present invention is during diamond-silicon carbide composite powder is prepared, by the fermentation filter residue containing rice hull ash in gold Hard rock surface reduction is carbonized, and diamond surface is made to form fine and close silicon carbide, and bonding agent is liquid to diamond at a sintering temperature, When being filled in the capillary micropore between composite powder, oilstone densification can be promoted and oilstone remains one during forming and sintering Fixed stomata, with the addition of bonding agent, the porosity is begun to ramp up, and stomata is in grinding process, on the one hand, can be full of in stomata They are carried to grinding area by cooling agent and grinding fluid, and good cooling and lubricating action have been ground to oilstone, reduce grinding force And grinding heat, workpiece surface processing quality is improved, extends the service life of oilstone, on the other hand, stomata can accommodate grindstone dust, Oilstone goes out sword rate higher in grinding process, improves grinding efficiency, reduces interference of the abrasive dust to grinding, and magnesium ore powder is anti-in sintering Should whisker can be generated with boric acid in the process, whisker can prevent stomata excessive, reduce the hardness of oilstone, the present invention is with suitable gas Porosity makes bonding agent in artificial oilstone be improved the hold of abrasive material, so as to improve artificial oilstone wear-resisting property and to high hard The ground effect of material is spent, is had a extensive future.
Specific embodiment
It counts in parts by weight, by 20~25 parts of silica, 15~25 parts of aluminium oxide, 30~35 parts of calcium carbonate, 15~20 Part zirconium oxide, 10~12 parts of sodium carbonate, 10~15 parts of potassium carbonate, 8~10 parts of aluminium carbonates, 40~50 parts of boric acid pour into corundum ball milling In altar, and the corundum ball of a diameter of 30~50mm is added in, set ball milling altar rotational velocity as 80~100r/min, Ball-milling Time is 30~35min obtains ball milling powder;Ball milling powder is poured into crucible furnace, is heated to 1300~1350 DEG C, heat preservation 30~ 40min obtains fused junction mixture, beyond the Great Wall putty bar, is drained in fused junction mixture to the enamelled vessel for filling water with putty bar, water Quench 3~4min, and collection obtains vitrified bond fragment, by the mass mixings such as porcelain bonding agent fragment and water, pours into corundum ball milling altar Middle continuation ball milling 20~for 24 hours, control rotational speed of ball-mill is 40~60r/min, obtains ball milling slurry, ball milling slurry is poured into material holding tray In, it is placed in baking oven, is heated to 120~130 DEG C, after drying 3~4h, be put into 40~45min of grinding, mistake in mortar 180 mesh sieve to obtain vitrified bond powder, and vitrified bond powder is fitted into hermetic bag and is preserved;Rice husk is taken to light, collects combustion Ashes after burning are placed in mortar grinder, cross 200~300 mesh and sieve to obtain rice hull ash powder, count in parts by weight, take 50~55 parts Rice hull ash powder, 30~40 parts of palm waxs, 10~15 parts of fresh Grape Skins are put into fermentation tank, and be filled with fermenter volume to it 1/2~2/3 ammonia, sealing and standing obtain tunning after 8~10 days, tunning are filtered, isolated fermentation filter residue; The diamond particles of 80~100 mesh with fermentation filter residue for 4 ︰ 1 are mixed in mass ratio, rigid powder is obtained, rigid powder is put In Muffle furnace, 100~130 DEG C are heated to, 30~45min is kept the temperature, continues to be warming up to the rate of 5~10 DEG C/min 700~800 DEG C, heat preservation 40~45min of roasting obtains diamond-silicon carbide composite powder;It counts in parts by weight, by 75~80 Part diamond-silicon carbide composite powder, 20~25 parts of vitrified bond powder, 10~15 part of 200~300 mesh magnesium ore powder, 15~20 parts of white fused aluminas, 40~50 parts of absolute ethyl alcohols, 20~30 parts of walnut shell powders, 30~40 parts of beta-cyclodextrins are put into mortar and grind 30~40min is ground, 3~4h is stood, obtains powder to be sintered;Powder to be sintered is put into graphite jig, graphite jig is put Enter in pressing sintering, oilstone hair is obtained with pressure 2~3h of hot pressed sintering of 10~12MPa, demoulding at 1450~1550 DEG C Oil stone blank is put into baking oven by base, is heated to 70~80 DEG C, dry 20~for 24 hours, obtain wear-resisting artificial oilstone.
Example 1
Count in parts by weight, by 20 parts of silica, 15 parts of aluminium oxide, 30 parts of calcium carbonate, 15 parts of zirconium oxides, 10 parts of sodium carbonate, 10 parts of potassium carbonate, 8 parts of aluminium carbonates, 40 parts of boric acid pour into corundum ball milling altar, and add in the corundum ball of a diameter of 30mm, set ball It is 80r/min to grind altar rotational velocity, and Ball-milling Time 30min obtains ball milling powder;Ball milling powder is poured into crucible furnace, is added Heat is warming up to 1300 DEG C, keeps the temperature 30min, obtains fused junction mixture, beyond the Great Wall putty bar, with putty bar drainage fused junction mixture to dress In the enamelled vessel of full water, water quenching 3min, collection obtains vitrified bond fragment, and the quality such as porcelain bonding agent fragment and water are mixed It closes, pours into continuation ball milling 20h in corundum ball milling altar, control rotational speed of ball-mill is 40r/min, ball milling slurry is obtained, by ball milling slurry It pours into material holding tray, is placed in baking oven, be heated to 120 DEG C, after drying 3h, be put into mortar and grind 40min, cross 180 Mesh sieves to obtain vitrified bond powder, and vitrified bond powder is fitted into hermetic bag and is preserved;Rice husk is taken to light, after collecting burning Ashes, be placed in mortar grinder, cross 200 mesh and sieve to obtain rice hull ash powder, count in parts by weight, take 50 parts of rice hull ash powder, 30 Part palm wax, 10 parts of fresh Grape Skins are put into fermentation tank, and the ammonia of fermenter volume 1/2 are filled with to it, sealing and standing 8 days After obtain tunning, tunning is filtered, isolated fermentation filter residue;The diamond particles of 80 mesh and fermentation filter residue are pressed Mass ratio is mixed for 4 ︰ 1, obtains rigid powder, rigid powder is placed in Muffle furnace, is heated to 100 DEG C, heat preservation 30min continues to be warming up to 700 DEG C with the rate of 5 DEG C/min, and heat preservation roasting 40min obtains diamond-silicon carbide composite powder; Count in parts by weight, by 75 parts of diamond-silicon carbide composite powders, 20 parts of vitrified bond powder, 10 part of 200 mesh magnesium ore Powder, 15 parts of white fused aluminas, 40 parts of absolute ethyl alcohols, 20 parts of walnut shell powders, 30 parts of beta-cyclodextrins are put into mortar and grind 30min, stand 3h obtains powder to be sintered;Powder to be sintered is put into graphite jig, graphite jig is put into pressing sintering, Oil stone blank is obtained, oil stone blank is put into baking oven with the pressure hot pressed sintering 2h of 10MPa, demoulding at 1450 DEG C, heating rises For temperature to 70 DEG C, dry 20h obtains wear-resisting artificial oilstone.
Example 2
Count in parts by weight, by 23 parts of silica, 20 parts of aluminium oxide, 33 parts of calcium carbonate, 17 parts of zirconium oxides, 11 parts of sodium carbonate, 13 parts of potassium carbonate, 9 parts of aluminium carbonates, 45 parts of boric acid pour into corundum ball milling altar, and add in the corundum ball of a diameter of 40mm, set ball It is 90r/min to grind altar rotational velocity, and Ball-milling Time 33min obtains ball milling powder;Ball milling powder is poured into crucible furnace, is added Heat is warming up to 1325 DEG C, keeps the temperature 35min, obtains fused junction mixture, beyond the Great Wall putty bar, with putty bar drainage fused junction mixture to dress In the enamelled vessel of full water, water quenching 3.5min, collection obtains vitrified bond fragment, and the quality such as porcelain bonding agent fragment and water are mixed It closes, pours into continuation ball milling 22h in corundum ball milling altar, control rotational speed of ball-mill is 50r/min, ball milling slurry is obtained, by ball milling slurry It pours into material holding tray, is placed in baking oven, be heated to 125 DEG C, after drying 3.5h, be put into mortar and grind 43min, mistake 180 mesh sieve to obtain vitrified bond powder, and vitrified bond powder is fitted into hermetic bag and is preserved;Rice husk is taken to light, collects combustion Ashes after burning are placed in mortar grinder, cross 250 mesh and sieve to obtain rice hull ash powder, count in parts by weight, take 53 parts of rice husk ashes End, 35 parts of palm waxs, 13 parts of fresh Grape Skins are put into fermentation tank, and the ammonia of fermenter volume 1/2 are filled with to it, and sealing is quiet Tunning is obtained after putting 9 days, tunning is filtered, isolated fermentation filter residue;By the diamond particles of 85 mesh and fermentation Filter residue mixes in mass ratio for 4 ︰ 1, obtains rigid powder, rigid powder is placed in Muffle furnace, is heated to 115 DEG C, protects Warm 37min continues to be warming up to 750 DEG C with the rate of 7 DEG C/min, and heat preservation roasting 43min obtains diamond-silicon carbide composite powder Material;Count in parts by weight, by 78 parts of diamond-silicon carbide composite powders, 23 parts of vitrified bond powder, 13 part of 250 mesh magnesium Mineral powder, 17 parts of white fused aluminas, 45 parts of absolute ethyl alcohols, 20~30 parts of walnut shell powders, 35 parts of beta-cyclodextrins are put into mortar and grind 35min stands 3.5h, obtains powder to be sintered;Powder to be sintered is put into graphite jig, graphite jig is put into hot pressing burns In knot machine, oil stone blank is obtained, oil stone blank is put into baking with the pressure hot pressed sintering 2.5h of 11MPa, demoulding at 1500 DEG C In case, 75 DEG C are heated to, dry 22h obtains wear-resisting artificial oilstone.
Example 3
Count in parts by weight, by 25 parts of silica, 25 parts of aluminium oxide, 35 parts of calcium carbonate, 20 parts of zirconium oxides, 12 parts of sodium carbonate, 15 parts of potassium carbonate, 10 parts of aluminium carbonates, 50 parts of boric acid pour into corundum ball milling altar, and add in the corundum ball of a diameter of 50mm, setting Ball milling altar rotational velocity is 100r/min, and Ball-milling Time 35min obtains ball milling powder;Ball milling powder is poured into crucible furnace, 1350 DEG C are heated to, 40min is kept the temperature, obtains fused junction mixture, beyond the Great Wall putty bar, with putty bar drainage fused junction mixture extremely In the enamelled vessel for filling water, water quenching 4min, collection obtains vitrified bond fragment, and the quality such as porcelain bonding agent fragment and water are mixed It closes, pours into corundum ball milling altar and continue ball milling for 24 hours, control rotational speed of ball-mill is 60r/min, ball milling slurry is obtained, by ball milling slurry It pours into material holding tray, is placed in baking oven, be heated to 130 DEG C, after drying 4h, be put into mortar and grind 45min, cross 180 Mesh sieves to obtain vitrified bond powder, and vitrified bond powder is fitted into hermetic bag and is preserved;Rice husk is taken to light, after collecting burning Ashes, be placed in mortar grinder, cross 300 mesh and sieve to obtain rice hull ash powder, count in parts by weight, take 55 parts of rice hull ash powder, 40 Part palm wax, 15 parts of fresh Grape Skins are put into fermentation tank, and the ammonia of fermenter volume 2/3 are filled with to it, sealing and standing 10 Tunning is obtained after it, tunning is filtered, isolated fermentation filter residue;The diamond particles of 100 mesh and fermentation are filtered Slag mixes in mass ratio for 4 ︰ 1, obtains rigid powder, rigid powder is placed in Muffle furnace, is heated to 130 DEG C, heat preservation 45min continues to be warming up to 800 DEG C with the rate of 10 DEG C/min, and heat preservation roasting 45min obtains diamond-silicon carbide composite powder Material;Count in parts by weight, by 80 parts of diamond-silicon carbide composite powders, 25 parts of vitrified bond powder, 15 part of 300 mesh magnesium Mineral powder, 20 parts of white fused aluminas, 50 parts of absolute ethyl alcohols, 30 parts of walnut shell powders, 40 parts of beta-cyclodextrins are put into mortar and grind 40min, 4h is stood, obtains powder to be sintered;Powder to be sintered is put into graphite jig, graphite jig is put into pressing sintering, Oil stone blank is obtained, oil stone blank is put into baking oven with the pressure hot pressed sintering 3h of 12MPa, demoulding at 1550 DEG C, is heated 80 DEG C are warming up to, drying for 24 hours, obtains wear-resisting artificial oilstone.
Comparative example
With the artificial oilstone of company of Yinchuan City production as a comparison case
Artificial oilstone in wear-resisting artificial oilstone produced by the present invention and comparative example is detected, testing result is as shown in table 1:
Grindability is tested:
It is tested using the sliding friction of abrasion tester as wear test method, test specimen only rotates no feed motion.Cut-off Diameter is 50mm, is test specimen highly for the cylinder pig iron of 15mm, with test specimen different rotating speeds(200r/min、400r/min)Based on, Test the influence to oilstone grinding performance.For the accuracy of guarantee test, during test specimen 200r/min, test period 20min, examination During part 400r/min, test period 10min.Before experiment the example 1~3 for preparing and comparative example oilstone of the invention to test specimen into Row running-in makes test specimen reach certain required precision, recycles photoelectric analysis Libra(Precision is 0.0001)Measure specimen test The wear extent of front and rear weight difference statement evaluates the grinding performance of oilstone, is cleaned up test specimen with gasoline before weighing every time And dried up with hair-dryer, ensure the accuracy measured.
1 performance measurement result of table
From the data in table 1, it can be seen that wear-resisting artificial oilstone hardness produced by the present invention is high, uniformity is good, grinding is sharp, grinding quality Height, grinding speed are fast, considerably reduce the finishing frequency of oilstone and are scratched substantially without workpiece, improve the oilstone service life.Significantly Better than comparative example product.Therefore, there is wide prospect of the application.

Claims (7)

1. a kind of preparation method of wear-resisting artificial oilstone, it is characterised in that specifically preparation process is:
(1)Count in parts by weight, by 20~25 parts of silica, 15~25 parts of aluminium oxide, 30~35 parts of calcium carbonate, 15~20 parts Zirconium oxide, 10~12 parts of sodium carbonate, 10~15 parts of potassium carbonate, 8~10 parts of aluminium carbonates, 40~50 parts of boric acid pour into corundum ball milling altar In, and corundum ball is added in, ball milling obtains ball milling powder;
(2)Ball milling powder, heat temperature raising are poured into crucible furnace, heat preservation obtains fused junction mixture, beyond the Great Wall putty bar, uses putty In bar drainage fused junction mixture to the enamelled vessel for filling water, water quenching, collection obtains vitrified bond fragment, and porcelain bonding agent is broken The mass mixings such as block and water pour into corundum ball milling altar and continue ball milling, ball milling slurry is obtained, ball milling slurry is poured into material holding tray In, it is placed in baking oven, heat temperature raising, after dry, be put into mortar and grind, sieving obtains vitrified bond powder, will be ceramic Bonding agent powder, which is fitted into hermetic bag, to be preserved;
(3)Rice husk is taken to light, collects the ashes after burning, is placed in mortar grinder, sieving obtains rice hull ash powder, in parts by weight Meter, 50~55 parts of rice hull ash powder, 30~40 parts of palm waxs, 10~15 parts of fresh Grape Skins is taken to be put into fermentation tank, and to its Ammonia is filled with, tunning is obtained after sealing and standing, tunning is filtered, isolated fermentation filter residue;
(4)Diamond particles with fermentation filter residue are mixed, rigid powder is obtained, rigid powder is placed in Muffle furnace, heating rises Temperature sintering, obtains diamond-silicon carbide composite powder;
(5)It counts in parts by weight, by 75~80 parts of diamond-silicon carbide composite powders, 20~25 parts of vitrified bond powder, 10 The magnesium ore powder of~15 part of 200~300 mesh, 15~20 parts of white fused aluminas, 40~50 parts of absolute ethyl alcohols, 20~30 parts of walnut shell powders, 30~40 parts of beta-cyclodextrins are put into mortar and grind, and stand, obtain powder to be sintered;
(6)Powder to be sintered is put into graphite jig, graphite jig is put into pressing sintering, hot pressed sintering demoulds To oil stone blank, oil stone blank is put into baking oven, heat temperature raising, it is dry, obtain wear-resisting artificial oilstone.
2. a kind of preparation method of wear-resisting artificial oilstone according to claim 1, it is characterised in that:Step(1)Described A diameter of 30~the 50mm of corundum ball sets ball milling altar rotational velocity as 80~100r/min, and Ball-milling Time is 30~35min.
3. a kind of preparation method of wear-resisting artificial oilstone according to claim 1, it is characterised in that:Step(2)Described Temperature is 1300~1350 DEG C after heat temperature raising, and soaking time is 30~40min, and the water quenching time is 3~4min, when continuing ball milling Between for 20~for 24 hours, control rotational speed of ball-mill is 40~60r/min, is 120~130 DEG C to temperature after baking oven heat temperature raising, when drying Between for 3~4h, milling time is 40~45min in mortar, and specification of being sieved is 180 mesh.
4. a kind of preparation method of wear-resisting artificial oilstone according to claim 1, it is characterised in that:Step(3)Described Be sieved specification is 200~300 mesh, is filled with 1/2~2/3 of ammonia volume for fermenter volume, and the sealing and standing time is 8~10 My god.
5. a kind of preparation method of wear-resisting artificial oilstone according to claim 1, it is characterised in that:Step(4)Described Diamond particles granularity is 80~100 mesh, and diamond particles are 4 ︰ 1 with the mass ratio that fermentation filter residue mixes, and are heated in Muffle furnace Heating sintering process be:100~130 DEG C are first warming up to, 30~45min is kept the temperature, continues to be warming up to the rate of 5~10 DEG C/min 700~800 DEG C, 40~45min of heat preservation roasting.
6. a kind of preparation method of wear-resisting artificial oilstone according to claim 1, it is characterised in that:Step(5)Described Milling time is 30~40min in mortar, and time of repose is 3~4h.
7. a kind of preparation method of wear-resisting artificial oilstone according to claim 1, it is characterised in that:Step(6)Described Hot pressed sintering condition is:With pressure 2~3h of hot pressed sintering of 10~12MPa at 1450~1550 DEG C, after baking oven heat temperature raising Temperature is 70~80 DEG C, drying time for 20~for 24 hours, obtain wear-resisting artificial oilstone.
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