CN107214331B - Add the preparation method of the composite material of self-lubricating solid agent - Google Patents
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- CN107214331B CN107214331B CN201710419389.7A CN201710419389A CN107214331B CN 107214331 B CN107214331 B CN 107214331B CN 201710419389 A CN201710419389 A CN 201710419389A CN 107214331 B CN107214331 B CN 107214331B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/1208—Containers or coating used therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
- B22F3/227—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by organic binder assisted extrusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/241—Chemical after-treatment on the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
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Abstract
The invention discloses the preparation methods of the composite material of addition self-lubricating solid agent, the technique optimizes the greasy property of nickel alloy material by the way that lubricant is added, it is activated in combination with composite material of the multiple compounds to high-temperature calcination, obtains composite material after being enriched with using high-temperature calcination, screw extruding, processing modification, high-temperature high-voltage reaction, immersion demoulding, chemical settling, stand the sequence of operations such as passivation, lathe process.The composite material for the addition self-lubricating solid agent being prepared, coefficient of friction is small, greasy property is good, material fragility is small, with good application prospect.It also discloses simultaneously and adds application of the composite material of self-lubricating solid agent in wear-resistant material, deformable material as made from the preparation method.
Description
Technical field
The present invention relates to this technical fields of metal material, are related specifically to the composition metal material of addition self-lubricating solid agent
The preparation method of material.
Background technique
A total of about 1,500,000,000 t of all kinds of fuel oils that the whole world consumes every year, but effective utilization rate of energy only has 30% or so.According to estimating
Meter, friction and wear consume the 30%~40% of the consumed worldwide energy.It rubs as the natural phenomena in object of which movement, is
The old problem faced during human knowledge's nature reformation is natural.The history of human sciences' technology and production method progress,
It is also the history of lubrication technology development.By improvement lubrication technology, the wasting of resources brought by fretting wear can be efficiently reduced,
Huge economic benefit is brought for the whole mankind, especially earth energy is increasingly depleted, Global climate change causes people extensive
Worried today, saving resource is even more the stabilization for being conducive to society and the sustainable development of the mankind.
Lubricating oil and lubricating grease effectively lubricate material as ancient, and it is each to be applied to engineering machinery and vehicular etc.
Field.However, with many necks such as the continuous development and aerospace of modernization industry, scientific research and new energy development
The development in domain, engineering machinery needs run well under a variety of harsh conditions such as vacuum, high temperature and radiation, and there is an urgent need to change by people
Into lubrication technology and lubriation material to replace lubricating oil and lubricating grease, to meet the lubrication antifriction of engineering machinery under severe conditions
Demand, solid lubricant come into being.Solid lubricant is to reduce friction bring energy loss and right with lubricating action
The film or powdered solid substance that the component of relative motion shields.It is different from traditional fluid lubrication media, solid
Lubricant is normally solid in, therefore can better meet modern industry to the requirement of lubriation material.
Solid self-lubricating composite material is that solid lubricant and additional member are added in matrix, passes through certain preparation side
Method and the composite material for preparing while having some strength and greasy property.Wherein, matrix assigns the certain intensity of material, hard
Performances, the solid lubricants such as degree, anti-oxidant and corrosion assign material greasy property, and do not need addition lubricant grease generally.
The research and development of high-performance metal based self-lubricating material need to closely surround actual production living needs, do not merely have to have good
Good working performance, it is necessary to accomplish resource-effective and environmental protection during production, use and recycling and reusing.Carry out
The research of metal-based self-lubricating composite material can improve its performance, expand its application range, to industrial production, scientific research, army
The fields such as thing national defence and communications and transportation have very great meaning.
Summary of the invention
In order to solve the above technical problems, the present invention provides the preparation side of the composite material of addition self-lubricating solid agent
Method, which optimizes the greasy property of nickel alloy material by the way that lubricant is added, in combination with multiple compounds to height
The composite material of temperature calcining is activated, using high-temperature calcination, screw extruding, processing modification, high-temperature high-voltage reaction, immersion
Demoulding, chemical settling enrichment obtain composite material after standing the sequence of operations such as passivation, lathe process.It is prepared
The composite material of self-lubricating solid agent is added, coefficient of friction is small, greasy property is good, material fragility is small, has preferable
Application prospect.It also discloses simultaneously and adds the composite material of self-lubricating solid agent as made from the preparation method in wear-resisting material
Application in material, deformable material.
The purpose of the present invention can be achieved through the following technical solutions:
The preparation method for adding the composite material of self-lubricating solid agent, comprises the steps of:
(1) by 10-15 parts of nickel alloy, 2-5 parts of nickel oxide, 1-2 parts of aluminium powder, 2-4 parts of tin oxide, 2-3 parts of graphite, calcium carbonate
3-6 parts, 3-6 parts of silicone oil, 1-4 parts of petroleum ether, 1-5 parts of sodium fluoride, 2-4 parts of 1- phenyl -1- cyano pentamethylene, ((the 4- hydroxyl of 2,2- bis-
Base phenyl) 3-4 parts of butane, it is added in high temperature sintering furnace after mixing, is heated to 850-900 DEG C, keep the temperature 3h, it is then natural
Be cooled to 500 DEG C, be added trichloroacetaldehyde 1-3 part, 2-6 part of benzilic acid, 3-8 parts of lubricant, reaction 2 hours, then oneself
So be cooled to 220 DEG C it is spare, obtain host material；
(2) by 1-3 parts of tannic acid, 2-4 parts of Boratex, 1-3 parts of disodium hydrogen phosphate, 2-4 parts of sodium bicarbonate, polyethylene glycol 1-
3 parts sequentially add in the sodium citrate solution of 1L 16%, stir 15 minutes, and mixing speed is 150-200 revs/min, then ice
Bath stands 2h, and the dithiothreitol (DTT) solution 50-100ml for being added 5% is placed at room temperature for 1h after mixing evenly, obtains matrix treatments
Agent；
(3) the host material injection double screw extruder that step (1) obtains is squeezed out host material, it is suitable to be pressed into
Cast shape, 210 DEG C of extruder temperature, 1000 revs/min of screw speed；
(4) the host material casting that step (3) obtains is dipped into the matrix treatments agent of step (2) and is modified place
Reason, ambient temperature overnight are placed；
(5) the processed matrix casting of step (4) is put into pressurize in Muffle furnace and is calcined, heating temperature to 980-1000
DEG C, reinforce being naturally cooling to 450 DEG C then for 20MPa, reaction time 6h, pressure is down to naturally to be balanced with extraneous, to calcining
Glucose-dipotassium hydrogen phosphate mixed liquor is sprayed on mold base, keeps the temperature 30min, then cooled to room temperature；
(6) step (5) calcined casting die is immersed in the demoulding treatment fluid that concentration is 35%, soaking at room temperature 2-
4h obtains matrix mold base；
(7) the matrix mold base of step (6) is put into chemical settling pond and carries out metal surface enrichment reaction, reaction time
24-36h；
(8) it is washed repeatedly with deionized water 3 times after taking out the mold base of step (7), it is then quiet in inert gas incubator
Passivation is set, reaction temperature is 65-70 DEG C, passivation time 10-12h；
(9) the metal material finished product for obtaining step (8), size and shape as required are processed on the lathe of profession
Finished product is made.
Preferably, in the step (1) lubricant in aryl ureas, polytetrafluoroethylene (PTFE), bentonite, molybdenum disulfide one
Kind is several.
Preferably, glucose-dipotassium hydrogen phosphate mixed liquor mixed proportion is 7:9 in the step (5), is dissolved in 15L and goes
In ionized water.
Preferably, demoulding treatment fluid group becomes 2-8 parts of stearic acid sodium, calcium silicates 2-5 parts of the moon, silicone oil in the step (6)
1-5 parts, 3-7 parts of paraffin, 3-6 parts of vaseline, 1-2 parts of talcum powder, 50 parts of distilled water.
Preferably, the formula of chemical settling reaction solution is tertiary sodium phosphate 3-5 parts, 1-2 parts of borax, sulphur in the step (7)
Sour magnesium 3-7 parts, 2-5 parts of copper nitrate, 2-3 parts of glycerophosphate, 1-4 parts of dioxy 2-N-dimethylpurine, sulfamethazine 1-4
Part, 100 parts of distilled water.
Preferably, inert gas is nitrogen in the step (8).
The present invention also provides the composite materials of the addition self-lubricating solid agent obtained by above-mentioned preparation method resistance to
Application in mill material, deformable material.
Compared with prior art, the present invention has the advantages that:
(1) preparation method and applications of the composite material of addition self-lubricating solid agent of the invention pass through lubricant
The greasy property of nickel alloy material is optimized, is carried out in combination with composite material of the multiple compounds to high-temperature calcination
Activation, using high-temperature calcination, screw extruding, processing modification, high-temperature high-voltage reaction, immersion demould, chemical settling is enriched with, it is blunt to stand
Composite material is obtained after the sequence of operations such as change, lathe process.The compound gold for the addition self-lubricating solid agent being prepared
Belong to material, coefficient of friction is small, greasy property is good, material fragility is small, with good application prospect.
(2) the composite material raw material of addition self-lubricating solid agent of the invention be easy to get, simple process, be suitable for extensive
Industrialization is used, practical.
Specific embodiment
The technical solution of invention is described in detail combined with specific embodiments below.
Embodiment 1
(1) by 10 parts of nickel alloy, 2 parts of nickel oxide, 1 part of aluminium powder, 2 parts of tin oxide, 2 parts of graphite, 3 parts of calcium carbonate, silicone oil 3
Part, 1 part of petroleum ether, 1 part of sodium fluoride, 2 parts of 1- phenyl -1- cyano pentamethylene, (2,2- bis- 3 parts of butane of (4- hydroxy phenyl), mixing
It is added in high temperature sintering furnace after uniformly, is heated to 850 DEG C, keep the temperature 3h, be then naturally cooling to 500 DEG C, trichloroacetaldehyde 1 is added
Part, 2 parts of benzilic acid, 3 parts of aryl ureas, react 2 hours, be then naturally cooling to 220 DEG C it is spare, obtain host material；
(2) 1 part of tannic acid, 2 parts of Boratex, 1 part of disodium hydrogen phosphate, 2 parts of sodium bicarbonate, 1 part of polyethylene glycol are successively added
It in the sodium citrate solution for entering 1L 16%, stirs 15 minutes, mixing speed is 150 revs/min, and then ice bath stands 2h, is added
5% dithiothreitol (DTT) solution 50ml is placed at room temperature for 1h after mixing evenly, obtains matrix treatments agent；
(3) the host material injection double screw extruder that step (1) obtains is squeezed out host material, it is suitable to be pressed into
Cast shape, 210 DEG C of extruder temperature, 1000 revs/min of screw speed；
(4) the host material casting that step (3) obtains is dipped into the matrix treatments agent of step (2) and is modified place
Reason, ambient temperature overnight are placed；
(5) the processed matrix casting of step (4) is put into pressurize in Muffle furnace and is calcined, heating temperature adds to 980 DEG C
By force it is 20MPa, reaction time 6h, is then naturally cooling to 450 DEG C, pressure is down to naturally is balanced with extraneous, to the mold base of calcining
Upper sprinkling glucose-dipotassium hydrogen phosphate mixed liquor keeps the temperature 30min, then cooled to room temperature；
(6) step (5) calcined casting die is immersed in the demoulding treatment fluid that concentration is 35%, soaking at room temperature
2h obtains matrix mold base, wherein demoulding treatment fluid group become 2 parts of 2 part, month calcium silicates of stearic acid sodium, 1 part of silicone oil, 3 parts of paraffin,
3 parts of vaseline, 1 part of talcum powder, 50 parts of distilled water；
(7) the matrix mold base of step (6) is put into chemical settling pond and carries out metal surface enrichment reaction, reaction time
For 24 hours, wherein the formula of chemical settling reaction solution is 3 parts of tertiary sodium phosphate, 1 part of borax, 3 parts of magnesium sulfate, 2 parts of copper nitrate, glycerol phosphorus
2 parts of acid esters, 1 part of dioxy 2-N-dimethylpurine, 1 part of sulfamethazine, 100 parts of distilled water；
(8) it is washed 3 times, is then stood in nitrogen incubator blunt repeatedly with deionized water after taking out the mold base of step (7)
Change, reaction temperature is 65 DEG C, passivation time 10h；
(9) the metal material finished product for obtaining step (8), size and shape as required are processed on the lathe of profession
Finished product is made.
The performance test results of the composite material of addition self-lubricating solid agent obtained are as shown in table 1.
Embodiment 2
(1) by 12 parts of nickel alloy, 3 parts of nickel oxide, 1 part of aluminium powder, 3 parts of tin oxide, 2 parts of graphite, 4 parts of calcium carbonate, silicone oil 4
Part, 2 parts of petroleum ether, 2 parts of sodium fluoride, 3 parts of 1- phenyl -1- cyano pentamethylene, (2,2- bis- 3 parts of butane of (4- hydroxy phenyl), mixing
It is added in high temperature sintering furnace after uniformly, is heated to 870 DEG C, keep the temperature 3h, be then naturally cooling to 500 DEG C, trichloroacetaldehyde 2 is added
Part, 3 parts of benzilic acid, 5 parts of polytetrafluoroethylene (PTFE), react 2 hours, be then naturally cooling to 220 DEG C it is spare, obtain matrix material
Material；
(2) 2 parts of tannic acid, 3 parts of Boratex, 2 parts of disodium hydrogen phosphate, 3 parts of sodium bicarbonate, 2 parts of polyethylene glycol are successively added
It in the sodium citrate solution for entering 1L 16%, stirs 15 minutes, mixing speed is 175 revs/min, and then ice bath stands 2h, is added
5% dithiothreitol (DTT) solution 70ml is placed at room temperature for 1h after mixing evenly, obtains matrix treatments agent；
(3) the host material injection double screw extruder that step (1) obtains is squeezed out host material, it is suitable to be pressed into
Cast shape, 210 DEG C of extruder temperature, 1000 revs/min of screw speed；
(4) the host material casting that step (3) obtains is dipped into the matrix treatments agent of step (2) and is modified place
Reason, ambient temperature overnight are placed；
(5) the processed matrix casting of step (4) is put into pressurize in Muffle furnace and is calcined, heating temperature adds to 990 DEG C
By force it is 20MPa, reaction time 6h, is then naturally cooling to 450 DEG C, pressure is down to naturally is balanced with extraneous, to the mold base of calcining
Upper sprinkling glucose-dipotassium hydrogen phosphate mixed liquor keeps the temperature 30min, then cooled to room temperature；
(6) step (5) calcined casting die is immersed in the demoulding treatment fluid that concentration is 35%, soaking at room temperature
3h obtains matrix mold base, wherein demoulding treatment fluid group become 3 parts of 4 part, month calcium silicates of stearic acid sodium, 2 parts of silicone oil, 4 parts of paraffin,
4 parts of vaseline, 1 part of talcum powder, 50 parts of distilled water；
(7) the matrix mold base of step (6) is put into chemical settling pond and carries out metal surface enrichment reaction, reaction time
28h, wherein the formula of chemical settling reaction solution is 4 parts of tertiary sodium phosphate, 1 part of borax, 4 parts of magnesium sulfate, 3 parts of copper nitrate, glycerol phosphorus
2 parts of acid esters, 2 parts of dioxy 2-N-dimethylpurine, 2 parts of sulfamethazine, 100 parts of distilled water；
(8) it is washed 3 times, is then stood in nitrogen incubator blunt repeatedly with deionized water after taking out the mold base of step (7)
Change, reaction temperature is 67 DEG C, passivation time 11h；
(9) the metal material finished product for obtaining step (8), size and shape as required are processed on the lathe of profession
Finished product is made.
The performance test results of the composite material of addition self-lubricating solid agent obtained are as shown in table 1.
Embodiment 3
(1) by 14 parts of nickel alloy, 4 parts of nickel oxide, 2 parts of aluminium powder, 4 parts of tin oxide, 3 parts of graphite, 5 parts of calcium carbonate, silicone oil 5
Part, 3 parts of petroleum ether, 4 parts of sodium fluoride, 3 parts of 1- phenyl -1- cyano pentamethylene, (2,2- bis- 4 parts of butane of (4- hydroxy phenyl), mixing
It is added in high temperature sintering furnace after uniformly, is heated to 890 DEG C, keep the temperature 3h, be then naturally cooling to 500 DEG C, trichloroacetaldehyde 2 is added
Part, 5 parts of benzilic acid, 7 parts of bentonite, react 2 hours, be then naturally cooling to 220 DEG C it is spare, obtain host material；
(2) 2 parts of tannic acid, 4 parts of Boratex, 2 parts of disodium hydrogen phosphate, 4 parts of sodium bicarbonate, 1 part of polyethylene glycol are successively added
It in the sodium citrate solution for entering 1L 16%, stirs 15 minutes, mixing speed is 175 revs/min, and then ice bath stands 2h, is added
5% dithiothreitol (DTT) solution 90ml is placed at room temperature for 1h after mixing evenly, obtains matrix treatments agent；
(3) the host material injection double screw extruder that step (1) obtains is squeezed out host material, it is suitable to be pressed into
Cast shape, 210 DEG C of extruder temperature, 1000 revs/min of screw speed；
(4) the host material casting that step (3) obtains is dipped into the matrix treatments agent of step (2) and is modified place
Reason, ambient temperature overnight are placed；
(5) the processed matrix casting of step (4) is put into pressurize in Muffle furnace and is calcined, heating temperature adds to 950 DEG C
By force it is 20MPa, reaction time 6h, is then naturally cooling to 450 DEG C, pressure is down to naturally is balanced with extraneous, to the mold base of calcining
Upper sprinkling glucose-dipotassium hydrogen phosphate mixed liquor keeps the temperature 30min, then cooled to room temperature；
(6) step (5) calcined casting die is immersed in the demoulding treatment fluid that concentration is 35%, soaking at room temperature
3.5h obtains matrix mold base, wherein demoulding treatment fluid group becomes 4 parts of 6 part, month calcium silicates of stearic acid sodium, 4 parts of silicone oil, paraffin 6
Part, 5 parts of vaseline, 2 parts of talcum powder, 50 parts of distilled water；
(7) the matrix mold base of step (6) is put into chemical settling pond and carries out metal surface enrichment reaction, reaction time
32h, wherein the formula of chemical settling reaction solution is 3 parts of tertiary sodium phosphate, 2 parts of borax, 6 parts of magnesium sulfate, 4 parts of copper nitrate, glycerol phosphorus
2 parts of acid esters, 3 parts of dioxy 2-N-dimethylpurine, 3 parts of sulfamethazine, 100 parts of distilled water；
(8) it is washed 3 times, is then stood in nitrogen incubator blunt repeatedly with deionized water after taking out the mold base of step (7)
Change, reaction temperature is 69 DEG C, passivation time 11.5h；
(9) the metal material finished product for obtaining step (8), size and shape as required are processed on the lathe of profession
Finished product is made.
The performance test results of the composite material of addition self-lubricating solid agent obtained are as shown in table 1.
Embodiment 4
(1) by 15 parts of nickel alloy, 5 parts of nickel oxide, 2 parts of aluminium powder, 4 parts of tin oxide, 3 parts of graphite, 6 parts of calcium carbonate, silicone oil 6
Part, 4 parts of petroleum ether, 5 parts of sodium fluoride, 4 parts of 1- phenyl -1- cyano pentamethylene, (2,2- bis- 4 parts of butane of (4- hydroxy phenyl), mixing
It is added in high temperature sintering furnace after uniformly, is heated to 900 DEG C, keep the temperature 3h, be then naturally cooling to 500 DEG C, trichloroacetaldehyde 3 is added
Part, 6 parts of benzilic acid, 8 parts of molybdenum disulfide, react 2 hours, be then naturally cooling to 220 DEG C it is spare, obtain matrix material
Material；
(2) 3 parts of tannic acid, 4 parts of Boratex, 3 parts of disodium hydrogen phosphate, 4 parts of sodium bicarbonate, 3 parts of polyethylene glycol are successively added
It in the sodium citrate solution for entering 1L 16%, stirs 15 minutes, mixing speed is 200 revs/min, and then ice bath stands 2h, is added
5% dithiothreitol (DTT) solution 100ml is placed at room temperature for 1h after mixing evenly, obtains matrix treatments agent；
(3) the host material injection double screw extruder that step (1) obtains is squeezed out host material, it is suitable to be pressed into
Cast shape, 210 DEG C of extruder temperature, 1000 revs/min of screw speed；
(4) the host material casting that step (3) obtains is dipped into the matrix treatments agent of step (2) and is modified place
Reason, ambient temperature overnight are placed；
(5) by the processed matrix casting of step (4) be put into Muffle furnace pressurize calcine, heating temperature to 1000 DEG C,
Reinforce being 20MPa, reaction time 6h, is then naturally cooling to 450 DEG C, pressure is down to naturally to be balanced with extraneous, to the mould of calcining
Glucose-dipotassium hydrogen phosphate mixed liquor is sprayed on embryo, keeps the temperature 30min, then cooled to room temperature；
(6) step (5) calcined casting die is immersed in the demoulding treatment fluid that concentration is 35%, soaking at room temperature
4h obtains matrix mold base, wherein demoulding treatment fluid group become 5 parts of 8 part, month calcium silicates of stearic acid sodium, 5 parts of silicone oil, 7 parts of paraffin,
6 parts of vaseline, 2 parts of talcum powder, 50 parts of distilled water；
(7) the matrix mold base of step (6) is put into chemical settling pond and carries out metal surface enrichment reaction, reaction time
36h, wherein the formula of chemical settling reaction solution is 5 parts of tertiary sodium phosphate, 2 parts of borax, 7 parts of magnesium sulfate, 5 parts of copper nitrate, glycerol phosphorus
3 parts of acid esters, 4 parts of dioxy 2-N-dimethylpurine, 4 parts of sulfamethazine, 100 parts of distilled water；
(8) it is washed 3 times, is then stood in nitrogen incubator blunt repeatedly with deionized water after taking out the mold base of step (7)
Change, reaction temperature is 70 DEG C, passivation time 12h；
(9) the metal material finished product for obtaining step (8), size and shape as required are processed on the lathe of profession
Finished product is made.
The performance test results of the composite material of addition self-lubricating solid agent obtained are as shown in table 1.
Comparative example 1
(1) by 10 parts of nickel alloy, 2 parts of nickel oxide, 2 parts of graphite, 3 parts of calcium carbonate, 3 parts of silicone oil, 1 part of petroleum ether, sodium fluoride 1
Part, 2 parts of 1- phenyl -1- cyano pentamethylene, (2,2- bis- 3 parts of butane of (4- hydroxy phenyl), be added to high temperature sintering after mixing
In furnace, 850 DEG C are heated to, keeps the temperature 3h, is then naturally cooling to 500 DEG C, 2 parts of benzilic acid, 3 parts of aryl ureas is added, instead
Answer 2 hours, be then naturally cooling to 220 DEG C it is spare, obtain host material；
(2) 1 part of tannic acid, 2 parts of Boratex, 1 part of disodium hydrogen phosphate, 2 parts of sodium bicarbonate, 1 part of polyethylene glycol are successively added
It in the sodium citrate solution for entering 1L 16%, stirs 15 minutes, mixing speed is 150 revs/min, and then ice bath stands 2h, is added
5% dithiothreitol (DTT) solution 50ml is placed at room temperature for 1h after mixing evenly, obtains matrix treatments agent；
(3) the host material injection double screw extruder that step (1) obtains is squeezed out host material, it is suitable to be pressed into
Cast shape, 210 DEG C of extruder temperature, 1000 revs/min of screw speed；
(4) the host material casting that step (3) obtains is dipped into the matrix treatments agent of step (2) and is modified place
Reason, ambient temperature overnight are placed；
(5) the processed matrix casting of step (4) is put into pressurize in Muffle furnace and is calcined, heating temperature adds to 980 DEG C
By force it is 20MPa, reaction time 6h, is then naturally cooling to 450 DEG C, pressure is down to naturally is balanced with extraneous, to the mold base of calcining
Upper sprinkling glucose-dipotassium hydrogen phosphate mixed liquor keeps the temperature 30min, then cooled to room temperature；
(6) step (5) calcined casting die is immersed in the demoulding treatment fluid that concentration is 35%, soaking at room temperature
2h obtains matrix mold base, wherein demoulding treatment fluid group become 2 parts of 2 part, month calcium silicates of stearic acid sodium, 1 part of silicone oil, 3 parts of paraffin,
3 parts of vaseline, 1 part of talcum powder, 50 parts of distilled water；
(7) the matrix mold base of step (6) is put into chemical settling pond and carries out metal surface enrichment reaction, reaction time
For 24 hours, wherein the formula of chemical settling reaction solution is 3 parts of tertiary sodium phosphate, 1 part of borax, 3 parts of magnesium sulfate, 2 parts of copper nitrate, glycerol phosphorus
2 parts of acid esters, 1 part of dioxy 2-N-dimethylpurine, 1 part of sulfamethazine, 100 parts of distilled water；
(8) it is washed 3 times, is then stood in nitrogen incubator blunt repeatedly with deionized water after taking out the mold base of step (7)
Change, reaction temperature is 65 DEG C, passivation time 10h；
(9) the metal material finished product for obtaining step (8), size and shape as required are processed on the lathe of profession
Finished product is made.
The performance test results of the composite material of addition self-lubricating solid agent obtained are as shown in table 1.
Comparative example 2
(1) by 15 parts of nickel alloy, 5 parts of nickel oxide, 2 parts of aluminium powder, 4 parts of tin oxide, 6 parts of calcium carbonate, 6 parts of silicone oil, sodium fluoride 5
Part, 4 parts of 1- phenyl -1- cyano pentamethylene, (2,2- bis- 4 parts of butane of (4- hydroxy phenyl), be added to high temperature sintering after mixing
In furnace, be heated to 900 DEG C, keep the temperature 3h, be then naturally cooling to 500 DEG C, be added 3 parts of trichloroacetaldehyde, 6 parts of benzilic acid,
8 parts of molybdenum disulfide, react 2 hours, be then naturally cooling to 220 DEG C it is spare, obtain host material；
(2) 3 parts of tannic acid, 4 parts of Boratex, 4 parts of sodium bicarbonate, 3 parts of polyethylene glycol are sequentially added to the lemon of 1L 16%
It in acid sodium solution, stirs 15 minutes, mixing speed is 200 revs/min, and then ice bath stands 2h, and 5% dithiothreitol (DTT) is added
Solution 100ml is placed at room temperature for 1h after mixing evenly, obtains matrix treatments agent；
(3) the host material injection double screw extruder that step (1) obtains is squeezed out host material, it is suitable to be pressed into
Cast shape, 210 DEG C of extruder temperature, 1000 revs/min of screw speed；
(4) the host material casting that step (3) obtains is dipped into the matrix treatments agent of step (2) and is modified place
Reason, ambient temperature overnight are placed；
(5) by the processed matrix casting of step (4) be put into Muffle furnace pressurize calcine, heating temperature to 1000 DEG C,
Reinforce being 20MPa, reaction time 6h, is then naturally cooling to 450 DEG C, pressure is down to naturally to be balanced with extraneous, to the mould of calcining
Glucose-dipotassium hydrogen phosphate mixed liquor is sprayed on embryo, keeps the temperature 30min, then cooled to room temperature；
(6) step (5) calcined casting die is immersed in the demoulding treatment fluid that concentration is 35%, soaking at room temperature
4h obtains matrix mold base, wherein demoulding treatment fluid group become 5 parts of 8 part, month calcium silicates of stearic acid sodium, 5 parts of silicone oil, 7 parts of paraffin,
6 parts of vaseline, 2 parts of talcum powder, 50 parts of distilled water；
(7) the matrix mold base of step (6) is put into chemical settling pond and carries out metal surface enrichment reaction, reaction time
36h, wherein the formula of chemical settling reaction solution is 5 parts of tertiary sodium phosphate, 2 parts of borax, 7 parts of magnesium sulfate, 5 parts of copper nitrate, glycerol phosphorus
3 parts of acid esters, 4 parts of dioxy 2-N-dimethylpurine, 4 parts of sulfamethazine, 100 parts of distilled water；
(8) it is washed 3 times, is then stood in nitrogen incubator blunt repeatedly with deionized water after taking out the mold base of step (7)
Change, reaction temperature is 70 DEG C, passivation time 12h；
(9) the metal material finished product for obtaining step (8), size and shape as required are processed on the lathe of profession
Finished product is made.
The performance test results of the composite material of addition self-lubricating solid agent obtained are as shown in table 1.
The composite material of the addition self-lubricating solid agent obtained of embodiment 1-4 and comparative example 1-2 is carried out respectively
This several elongation, Brinell hardness, coefficient of friction performance tests.
Table 1
| Elongation % | Brinell hardness | Coefficient of friction | |
| Embodiment 1 | 4.5 | 221 | 0.177 |
| Embodiment 2 | 4.3 | 223 | 0.180 |
| Embodiment 3 | 4.2 | 219 | 0.183 |
| Embodiment 4 | 4.7 | 225 | 0.181 |
| Comparative example 1 | 10.3 | 110 | 0.276 |
| Comparative example 2 | 11.3 | 179 | 0.262 |
The preparation method and applications of the composite material of addition self-lubricating solid agent of the invention are by being added lubrication
Agent optimizes the greasy property of nickel alloy material, in combination with multiple compounds to the composite material of high-temperature calcination into
Row activation using high-temperature calcination, screw extruding, processing modification, high-temperature high-voltage reaction, immersion demoulding, chemical settling enrichment, is stood
Composite material is obtained after the sequence of operations such as passivation, lathe process.What is be prepared adds the compound of self-lubricating solid agent
Metal material, coefficient of friction is small, greasy property is good, material fragility is small, with good application prospect.Addition of the invention is solid
The composite material raw material of body self-lubricating agent is easy to get, simple process, is suitable for heavy industrialization and uses, practical.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (5)
1. adding the preparation method of the composite material of self-lubricating solid agent, which is characterized in that comprise the steps of:
(1) by 10-15 parts of nickel alloy, 2-5 parts of nickel oxide, 1-2 parts of aluminium powder, 2-4 parts of tin oxide, 2-3 parts of graphite, calcium carbonate 3-6
Part, 3-6 parts of silicone oil, 1-4 parts of petroleum ether, 1-5 parts of sodium fluoride, 2-4 parts of 1- phenyl -1- cyano pentamethylene, (the 4- hydroxy benzenes of 2,2- bis-
Base) 3-4 parts of butane, it is added in high temperature sintering furnace after mixing, is heated to 850-900 DEG C, keep the temperature 3h, then Temperature fall
To 500 DEG C, trichloroacetaldehyde 1-3 parts, 2-6 parts of benzilic acid, 3-8 parts of lubricant is added, reacts 2 hours, then drops naturally
Temperature to 220 DEG C it is spare, obtain host material；
(2) by 1-3 parts of tannic acid, 2-4 parts of Boratex, 1-3 parts of disodium hydrogen phosphate, 2-4 parts of sodium bicarbonate, 1-3 parts of polyethylene glycol
It in the sodium citrate solution for sequentially adding 1L 16%, stirs 15 minutes, mixing speed is 150-200 revs/min, then ice bath
2h is stood, the dithiothreitol (DTT) solution 50-100ml for being added 5% is placed at room temperature for 1h after mixing evenly, obtains matrix treatments agent；
(3) host material is squeezed out by the host material injection double screw extruder that step (1) obtains, is pressed into suitable casting
Shape, 210 DEG C of extruder temperature, 1000 revs/min of screw speed；
(4) the host material casting that step (3) obtains is dipped into the matrix treatments agent of step (2) and is modified processing, room
It is warm to place overnight；
(5) by the processed matrix casting of step (4) be put into Muffle furnace pressurize calcine, heating temperature to 980-1000 DEG C,
Pressure is 20MPa, reaction time 6h, is then naturally cooling to 450 DEG C, and pressure is down to naturally to be balanced with extraneous, to the mould of calcining
Glucose-dipotassium hydrogen phosphate mixed liquor is sprayed on embryo, keeps the temperature 30min, then cooled to room temperature；
(6) step (5) calcined casting die is immersed in the demoulding treatment fluid that concentration is 35%, soaking at room temperature 2-4h,
Obtain matrix mold base；
(7) the matrix mold base of step (6) is put into chemical settling pond and carries out metal surface enrichment reaction, reaction time 24-
36h；
(8) it is washed 3 times, is then stood in inert gas incubator blunt repeatedly with deionized water after taking out the mold base of step (7)
Change, reaction temperature is 65-70 DEG C, passivation time 10-12h；
(9) the metal material finished product for obtaining step (8), size and shape as required are processed on the lathe of profession
Finished product.
2. the preparation method of the composite material of addition self-lubricating solid agent according to claim 1, which is characterized in that
Lubricant is selected from one or more of aryl ureas, polytetrafluoroethylene (PTFE), bentonite, molybdenum disulfide in the step (1).
3. the preparation method of the composite material of addition self-lubricating solid agent according to claim 1, which is characterized in that
In the step (6) demoulding treatment fluid group become 2-8 parts of stearic acid sodium, 2-5 parts of calcium laurate, 1-5 parts of silicone oil, 3-7 parts of paraffin,
3-6 parts of vaseline, 1-2 parts of talcum powder, 50 parts of distilled water.
4. the preparation method of the composite material of addition self-lubricating solid agent according to claim 1, which is characterized in that
The formula of chemical settling reaction solution is tertiary sodium phosphate 3-5 parts, 1-2 parts of borax, 3-7 parts of magnesium sulfate, copper nitrate in the step (7)
2-5 parts, 2-3 parts of glycerophosphate, 1-4 parts of dioxy 2-N-dimethylpurine, 1-4 parts of sulfamethazine, 100 parts of distilled water.
5. the composite material for the addition self-lubricating solid agent that any one of -4 preparation methods obtain according to claim 1 exists
Application in wear-resistant material.
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| BRPI0803956B1 (en) * | 2008-09-12 | 2018-11-21 | Whirlpool S.A. | metallurgical composition of particulate materials and process for obtaining self-lubricating sintered products |
| JP6577173B2 (en) * | 2014-09-16 | 2019-09-18 | 株式会社リケン | Cu-based sintered alloy and manufacturing method thereof |
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| CN101468394A (en) * | 2007-12-25 | 2009-07-01 | 中国科学院兰州化学物理研究所 | Method for preparing metal-based high temperature resistant self-lubricating material for high vacuum |
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