CN108869549A - A kind of multi-layer wear-resistant material and the preparation method and application thereof - Google Patents
A kind of multi-layer wear-resistant material and the preparation method and application thereof Download PDFInfo
- Publication number
- CN108869549A CN108869549A CN201810318069.7A CN201810318069A CN108869549A CN 108869549 A CN108869549 A CN 108869549A CN 201810318069 A CN201810318069 A CN 201810318069A CN 108869549 A CN108869549 A CN 108869549A
- Authority
- CN
- China
- Prior art keywords
- weight
- parts
- regulating course
- cavity
- polyurethane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/20—Sliding surface consisting mainly of plastics
- F16C33/203—Multilayer structures, e.g. sleeves comprising a plastic lining
- F16C33/206—Multilayer structures, e.g. sleeves comprising a plastic lining with three layers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/20—Sliding surface consisting mainly of plastics
- F16C33/201—Composition of the plastic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/20—Sliding surface consisting mainly of plastics
- F16C33/208—Methods of manufacture, e.g. shaping, applying coatings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/382—Boron-containing compounds and nitrogen
- C08K2003/385—Binary compounds of nitrogen with boron
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
- F16C2208/20—Thermoplastic resins
- F16C2208/70—Polyesters, e.g. polyethylene-terephthlate [PET], polybutylene-terephthlate [PBT]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of multi-layer wear-resistant materials and the preparation method and application thereof, belong to technical field of composite materials.Solve multilayer polyurethane bearing material wet-hot aging performance in the prior art it is poor, intolerant to intensive polar solvent and strong acid alkaline media, pollutant easy to attach and the technical issues of breed bacterium, further reduced bearing caused by stress raisers and sharply wear.Multi-layer wear-resistant material of the invention, by successively compact arranged enhancement layer, regulating course and frictional layer form from outside to inside；It is equipped with cavity in regulating course, multiple filling balls are filled in cavity, fill solid-solid phase change material in remaining gap in cavity.The multi-layer wear-resistant material, regulating course can either can adjust temperature according to the adjusting bearing angle that axis becomes adaptability again；And regulating course and enhancement layer are all made of multicomponent composite materials, each component synergistic effect ensure that material has excellent water resistance, antibiotic property, wearability, Mechanics of Machinery intensity, can use as bearing material.
Description
Technical field
The invention belongs to technical field of composite materials, and in particular to a kind of multi-layer wear-resistant material and preparation method thereof with answer
With.
Background technique
Bearing is that component that is fixed and reducing load coefficient of friction is played in mechanical transmission course, its major function is branch
Mechanical rotary body is supportted, to reduce mechanical load coefficient of friction of the equipment in transmission process, is widely used in aeronautical engineering, flies
The fields such as machine, automobile, ship, lathe, motor, household electrical appliance.
According to the difference of the friction properties of the moving elements, bearing can be divided into two class of rolling bearing and sliding bearing.Sliding bearing is
Refer to the bearing to work under sliding friction.Traditional sliding bearing mostly uses steel to be made, but the hardness of steel is lower, is done using steel
At bearing it is not wear-resisting, and heat resistance is poor, and when bearing is chronically at hot environment, bearing made of steel is easily expanded
Deformation, leads to bearing corrosion, the service life accordingly shortens.The oil resistivity of rubber class bearing, water resistance, heat-resisting quantity, damping noise reduction
It is excellent, but low speed stick-slip characteristic is obvious.The sliding bearing of resin material preparation can make lubricant, phase with self-lubricating or using water
Than in traditional metal class sliding bearing, having pollution-free, less energy-consuming, the advantages such as coefficient of friction is low, security performance is high, therefore
It is had been widely used on naval vessel, still, the bearing inner sleeve of resin class bearing is often contacted with main shaft, right because not having elasticity
The sundries such as silt difference wrapped, therefore abrasive wear is very serious, the service life is also very short.In the prior art, mostly use hardness different
Double-deck polyurethane bearing solve the problems, such as this, but polyurethane endogenous heat is big, and high temperature resistance is general, especially humidity resistance
Can be bad, and intolerant to intensive polar solvent and strong acid alkaline media, and density is low, hole is big, and long period of soaking is easy to attach in water body
Pollutant simultaneously breeds bacterium.
Summary of the invention
In view of this, the present invention provides a kind of multi-layer wear-resistant material and the preparation method and application thereof, solves the prior art
Middle multilayer polyurethane bearing material wet-hot aging performance is poor, intolerant to intensive polar solvent and strong acid alkaline media, pollutant easy to attach simultaneously
The technical issues of breeding bacterium, further reduced stress raisers causes bearing sharply to wear.
It is as follows that the present invention solves the technical solution that above-mentioned technical problem is taken.
Multi-layer wear-resistant material, by successively compact arranged enhancement layer, regulating course and frictional layer form from outside to inside；
The enhancement layer is fiber-resin composite；
Cavity is equipped in the regulating course, the multiple filling balls of filling in cavity, the depth of cavity is equal to the diameter of filling ball,
The length of run and width of cavity are the integral multiple for filling the diameter of ball, and multiple filling balls are full of cavity just, remain in cavity
Solid-solid phase change material is filled in remaining gap；The material of the regulating course and filling ball is flexibel polyurethane, described soft poly-
Urethane is by the thermoplastic soft polyurethane of 100 parts by weight, the conch meal of 2-4 parts by weight, the starch of 5-8 parts by weight, 1-2 parts by weight
Ceramic particle, the paraffin of 1-4 parts by weight, the nano-bentonite of 0.2-1 parts by weight, 1.5-3 parts by weight polycarbodiimide,
The plasticizer of 2-5 parts by weight of polyurethane fiber, the antioxidant of 0.2-0.3 parts by weight and 1-2 parts by weight forms；Soft thermoplastic
Polyurethane hardness range is Shao Er A50- Shao Er A70；The phase transition temperature of the solid-solid phase change material is at 40-90 DEG C；
The material of the frictional layer is hard polyaminoester, and the hard polyaminoester is gathered by the thermoplastic hard of 100 parts by weight
The carbonization of urethane, the conch meal of 4-8 parts by weight, the starch of 10-15 parts by weight, the boron nitride of 2-4 parts by weight, 0.5-1 parts by weight
Titanium, the paraffin of 1-4 parts by weight, the nano-bentonite of 0.2-1 parts by weight, the polycarbodiimide of 1.5-3 parts by weight, 5-10 weight
The plasticizer composition of the polytetrafluoroethylene powder of part, the antioxidant of 0.2-0.3 parts by weight and 0.1-1 parts by weight；Hard thermoplastic
The hardness range of polyurethane is Shao Er D40- Shao Er D70.
Preferably, in the enhancement layer, fiber is glass fibre or carbon fiber；Resin is phenolic resin or epoxy resin.
Preferably, the mesh number of the conch meal is 300-500.
Preferably, the antioxidant be one or both of antioxidant 1010, antioxidant 264, antioxidant 1076 with
On mixture.
Preferably, the plasticizer is dioctyl phthalate, dioctyl isophthalate, two fourth of phthalic acid
The mixture of one or more of ester, dibutyl phthalate (DHP).
Preferably, the solid-solid phase transition material is polyethylene glycol-cellulose composite material.
The present invention also provides the preparation methods of above-mentioned multi-layer wear-resistant material, and steps are as follows：
Step 1: by the thermoplastic soft polyurethane of 100 parts by weight, the conch meal of 2-4 parts by weight, 5-8 parts by weight shallow lake
Powder, the ceramic particle of 1-2 parts by weight, the paraffin of 1-4 parts by weight, the nano-bentonite of 0.2-1 parts by weight, 1.5-3 parts by weight
Polycarbodiimide, 2-5 parts by weight of polyurethane fiber, the plasticizer of the antioxidant of 0.2-0.3 parts by weight and 1-2 parts by weight are molten
Melt uniformly mixed, obtains mixture；
Step 2: a part of mixture is cast on fiber-resin composite, curing molding, forms top and open
Mouth has the regulating course of inner cavity；
A part of mixture is added in spherical die, polishing is taken out in compression molding, obtains filling ball；
Filling ball is placed in the inner cavity of open-topped regulating course, remaining a part of mixture is taken to continue to be cast in top
In the opening of the regulating course of portion's opening, sealing, curing molding obtains regulating course；
Step 3: by the thermoplastic hard polyurethane of 100 parts by weight, the conch meal of 4-8 parts by weight, 10-15 parts by weight
Starch, the boron nitride of 2-4 parts by weight, the titanium carbide of 0.5-1 parts by weight, the paraffin of 1-4 parts by weight, 0.2-1 parts by weight nanometer
Bentonite, the polycarbodiimide of 1.5-3 parts by weight, the polytetrafluoroethylene powder of 5-10 parts by weight, 0.2-0.3 parts by weight antioxygen
The plasticizer melting mixing of agent and 0.1-1 parts by weight is uniform, is cast on regulating course, obtains multi-layer wear-resistant material.
Application the present invention also provides above-mentioned multi-layer wear-resistant material as bearing material.
Compared with prior art, beneficial effects of the present invention are：
Multi-layer wear-resistant material provided by the invention, enhancement layer have good impact resistance；Regulating course on the one hand being capable of root
Become the adjusting bearing angle of adaptability according to axis, and be easy to restore, form-dependent character is fine, on the other hand, can be according to the operating of bearing
Adjust temperature, when bearing operation temperature be more than adjust temperature, by phase-change material by temperature reduce and cool down uniformity it is good；It adjusts
Ganglionic layer and enhancement layer are all made of multicomponent composite materials, and each component synergistic effect ensure that material has excellent water resistance, resists
Bacterium property, wearability, Mechanics of Machinery intensity can be used as bearing material.
The preparation method that the present invention provides multi-layer wear-resistant material is suitable for industrial production.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of multi-layer wear-resistant material of the invention；
Fig. 2 is the bearing material temperature versus time curve of the embodiment of the present invention 1 and comparative example 3；
In figure, 1, enhancement layer, 2, regulating course, 3, filling ball, 4, frictional layer.
Specific embodiment
For a further understanding of the present invention, the preferred embodiment of the invention is described below with reference to embodiment, still
It should be appreciated that these descriptions are only further explanation the features and advantages of the present invention, rather than to the claims in the present invention
Limitation.
As shown in Figure 1, multi-layer wear-resistant material of the invention, by successively compact arranged enhancement layer 1, regulating course from outside to inside
2 and frictional layer 4 form.
Wherein, enhancement layer 1 is fiber-resin composite；It is used to carry and assemble, and material can be glass fibers
Tie up reinforced epoxy composite material, glass fibre-reinforced phenolic resin composite material, carbon-fibre reinforced epoxy resin composite wood
Material, carbon fiber reinforced phenol formaldehyde resin composite material etc., the above material can be commercially available, such as glass fiber reinforcement epoxy
Resin cylinder.
Cavity is equipped in regulating course 2, the shape of cavity and the shape of regulating course 2 cooperate, empty if regulating course 2 is cylindrical shape
Chamber is also cylindrical shape, and the two is coaxial.The multiple filling balls 3 of filling in cavity, the depth of cavity are equal to the diameter of filling ball 3, cavity
Length of run (such as cavity is rectangle, as this body length, if cavity is cylindrical shape, then being just circumference circle) and width
It is the integral multiple for filling the diameter of ball 3, multiple filling balls 3 (are arranged in queue-type) full of cavity just, remaining in cavity
Gap in fill solid-solid phase change material.
The material of regulating course and filling ball is flexibel polyurethane, flexibel polyurethane by 100 parts by weight thermoplastic soft
Polyurethane, the conch meal of 2-4 parts by weight, the starch of 5-8 parts by weight, the ceramic particle of 1-2 parts by weight, 1-4 parts by weight paraffin,
The nano-bentonite of 0.2-1 parts by weight, the polycarbodiimide of 1.5-3 parts by weight, 2-5 parts by weight of polyurethane fiber, 0.2-0.3
The antioxidant of parts by weight and the plasticizer composition of 1-2 parts by weight；Soft thermoplastic polyurethane hardness range is Shao Er Shao A50-
You are A70；The phase transition temperature of solid-solid phase change material is at 40-90 DEG C；
The material of frictional layer is hard polyaminoester, thermoplastic hard polyurethane, 4-8 of the hard polyaminoester by 100 parts by weight
The conch meal of parts by weight, the starch of 10-15 parts by weight, the boron nitride of 2-4 parts by weight, the titanium carbide of 0.5-1 parts by weight, 1-4 weight
Measure the paraffin of part, the nano-bentonite of 0.2-1 parts by weight, the polycarbodiimide of 1.5-3 parts by weight, 5-10 parts by weight poly- four
The plasticizer of vinyl fluoride powder, the antioxidant of 0.2-0.3 parts by weight and 0.1-1 parts by weight forms；Rigid thermoplastic polyurethane
Hardness range is Shao Er D40- Shao Er D70.
In above-mentioned soft and hard polyaminoester：
Thermoplastic soft polyurethane and thermoplastic hard polyurethane all can buy acquisition by commercially available, guarantee hardness, can
Think that polyether-type may be polyester-type, preferably polyether-type.
The addition of conch meal can assign material excellent antibiotic property, and the abrasion resistance and hardness of reinforcing material, Jin Erti
The high compactness of material, improves water resistance.To improve dispersibility, the preferably mesh number of conch meal is 300-500.
Starch can play good function served as bridge, and inorganic material is made to can be good at merging with polyurethane material one
It rises, avoids reuniting, while the addition of starch can be improved the mechanical mechanics property of material.
Titanium carbide and boron nitride are added, in material at high temperature friction, coefficient of friction can be effectively reduced, reduce frictional heat
The generation of amount, even if also unaffected in hygrometric state；And the wearability of material is improved, it can guarantee that material has under high temperature hygrometric state
Enough intensity, hardness maintain running at high speed for bearing.
Ceramic particle is added, assigns regulating course excellent abrasion resistance, heat resistance and heat conductivity, makes its phase change material inside
Temperature change can conduct in time, and do not influence self performance.
Adding paraffin reduces coefficient of friction as self-lubricating agent, and improves the compatibility of material.
The addition of nano-bentonite increases substantially the leakproofness of polyurethane material and high temperature resistance, and then improves
The antibiotic property of material.
Polycarbodiimide provides material excellent hydrolysis and acid-fast alkali-proof corrosive power.
Polytetrafluoroethylene powder can improve the wear-resisting property of material and mechanical property and improve polyurethane material hydrolysis
Ability.
Polyurethane fiber improves the elongation at break of material, adjusts the flexibility of regulating course 2, and does not increase interfacial separation,
Material impact resistance is not influenced.
Antioxidant is the mixture of one or more of antioxidant 1010, antioxidant 264, antioxidant 1076.
Plasticizer is dioctyl phthalate (DOP), two pungent vinegar (DOIP) of M-phthalic acid, dibutyl phthalate
(DBP), the mixture of one or more of dibutyl phthalate (DHP) (DHP).Increase the toughness of material.
Solid-solid phase transition material is preferably polyethylene glycol-cellulose composite material, can also use other solid-solid phase change materials
(phase-change material as disclosed in CN102321453), the temperature needed with specific reference to bearing select, when bearing operation temperature is more than to adjust
Temperature is saved, temperature is reduced by phase-change material and the uniformity to cool down is good.
Above-mentioned each material, not according to joint action of antagonism between regulating course 2 and the performance requirement and each component of frictional layer 4
Together, formula and adding proportion are variant, it should be noted that each component need to control in limitation range, can solve this hair
Bright problem obtains corresponding effect.
The present invention provides a kind of preparation method of above-mentioned multi-layer wear-resistant material, but not limited to this, steps are as follows：
Step 1: by the thermoplastic soft polyurethane of 100 parts by weight, the conch meal of 2-4 parts by weight, 5-8 parts by weight shallow lake
Powder, the ceramic particle of 1-2 parts by weight, the paraffin of 1-4 parts by weight, the nano-bentonite of 0.2-1 parts by weight, 1.5-3 parts by weight
Polycarbodiimide, 2-5 parts by weight of polyurethane fiber, the plasticizer of the antioxidant of 0.2-0.3 parts by weight and 1-2 parts by weight are molten
Melt uniformly mixed, obtains mixture；
Step 2: a part of mixture is cast on fiber-resin composite (enhancement layer 1), curing molding,
The regulating course that top opening has inner cavity is formed, which may be once-cast, it is also possible to repeatedly casting, with specific reference to tune
The shape and casting equipment of ganglionic layer 2 determine that there is no limit as long as the regulating course that top opening has inner cavity can be formed for concrete operations
?；
A part of mixture is added in spherical die, polishing is taken out in compression molding, obtains filling ball 3；
Filling ball 3 is placed in the inner cavity of open-topped regulating course, remaining a part of mixture is taken to continue to be cast in
In the opening of open-topped regulating course, sealing, curing molding obtains regulating course 2；
Step 3: by the thermoplastic hard polyurethane of 100 parts by weight, the conch meal of 4-8 parts by weight, 10-15 parts by weight
Starch, the boron nitride of 2-4 parts by weight, the titanium carbide of 0.5-1 parts by weight, the paraffin of 1-4 parts by weight, 0.2-1 parts by weight nanometer
Bentonite, the polycarbodiimide of 1.5-3 parts by weight, the polytetrafluoroethylene powder of 5-10 parts by weight, 0.2-0.3 parts by weight antioxygen
The plasticizer melting mixing of agent and 0.1-1 parts by weight is uniform, is cast on regulating course 2, obtains multi-layer wear-resistant material.
Application of the above-mentioned multi-layer wear-resistant material as bearing material.
The present invention is further illustrated with reference to embodiments.
Embodiment 1
Multi-layer wear-resistant material, by successively compact arranged enhancement layer 1, regulating course 2 and frictional layer 4 form from outside to inside；
Enhancement layer 1 is carbon-fibre reinforced epoxy resin cylinder；
Cavity is equipped in regulating course 2, the multiple filling balls 3 of filling in cavity, the depth of cavity is equal to the diameter of filling ball, empty
The length of run and width of chamber are the integral multiple for filling the diameter of ball 3, and multiple filling balls 3 are full of cavity just, are remained in cavity
Solid-solid phase change material (50 DEG C of phase transition temperature) is filled in remaining gap；The material of regulating course 2 and filling ball 3 is soft poly- ammonia
Ester, flexibel polyurethane by the thermoplastic soft polyurethane of 100 parts by weight, the conch meal of 2 parts by weight, 5 parts by weight starch, 1 weight
Measure the ceramic particle of part, the paraffin of 1 parts by weight, the nano-bentonite of 0.2 parts by weight, the polycarbodiimide of 1.5 parts by weight, 2
The Plasticizer DBP of parts by weight of polyurethane fiber, the antioxidant 1010 of 0.3 parts by weight and 1.5 parts by weight forms；Soft thermoplastic
Polyurethane hardness is Shao Er A60.
The material of frictional layer 4 is hard polyaminoester, thermoplastic hard polyurethane, 4 weights of the hard polyaminoester by 100 parts by weight
Measure the conch meal (300 mesh) of part, the starch of 10 parts by weight, the boron nitride of 2 parts by weight, the titanium carbide of 1 parts by weight, 2 parts by weight
Paraffin, the nano-bentonite of 0.2 parts by weight, the polycarbodiimide of 1.5 parts by weight, the polytetrafluoroethylene powder of 8 parts by weight, 0.3
The antioxidant 1010 of parts by weight and the DBP of 0.1 parts by weight composition；The hardness of rigid thermoplastic polyurethane is Shao Er D50.
The preparation method of above-mentioned multi-layer wear-resistant material, steps are as follows：
Step 1: by formula, the raw material melting mixing of flexibel polyurethane is uniform, obtain mixture；
Step 2: a part of mixture is cast on enhancement layer 1, curing molding, forming top opening has inner cavity
Regulating course；
A part of mixture is added in spherical die, polishing is taken out in compression molding, obtains filling ball 3；
Filling ball 3 is placed in the inner cavity of open-topped regulating course, remaining a part of mixture is taken to continue to be cast in
In the opening of open-topped regulating course, sealing, curing molding obtains regulating course 2；
Step 3: by formula, the raw material melting mixing of hard polyaminoester is uniform, it is cast on regulating course 2, obtains multilayer
Wear-resistant material.
Embodiment 2
Multi-layer wear-resistant material, by successively compact arranged enhancement layer 1, regulating course 2 and frictional layer 4 form from outside to inside；
Enhancement layer 1 is carbon-fibre reinforced epoxy resin cylinder；
Cavity is equipped in regulating course 2, the multiple filling balls 3 of filling in cavity, the depth of cavity is equal to the diameter of filling ball, empty
The length of run and width of chamber are the integral multiple for filling the diameter of ball 3, and multiple filling balls 3 are full of cavity just, are remained in cavity
Solid-solid phase change material (40 DEG C of phase transition temperature) is filled in remaining gap；The material of regulating course 2 and filling ball 3 is soft poly- ammonia
Ester, flexibel polyurethane by the thermoplastic soft polyurethane of 100 parts by weight, the conch meal of 4 parts by weight, 8 parts by weight starch, 2 weights
Measure the ceramic particle of part, the paraffin of 4 parts by weight, the nano-bentonite of 1 parts by weight, the polycarbodiimide of 3 parts by weight, 5 weight
Part polyurethane fiber, 0.2 parts by weight the parts by weight of antioxidant 1076 and 2 Plasticizer DBP composition；Soft thermoplastic polyurethane
Hardness is Shao Er A70.
The material of frictional layer 4 is hard polyaminoester, thermoplastic hard polyurethane, 7 weights of the hard polyaminoester by 100 parts by weight
Measure conch meal (300 mesh), the starch of 15 parts by weight, the boron nitride of 4 parts by weight, the titanium carbide of 0.5 parts by weight, 4 parts by weight of part
Paraffin, the nano-bentonite of 1 parts by weight, the polycarbodiimide of 3 parts by weight, 5 parts by weight polytetrafluoroethylene powder, 0.2 weight
Measure the DBP composition of the parts by weight of antioxidant 1076 and 0.8 of part；The hardness of rigid thermoplastic polyurethane is Shao Er D70.
The preparation method of above-mentioned multi-layer wear-resistant material, steps are as follows：
Step 1: by formula, the raw material melting mixing of flexibel polyurethane is uniform, obtain mixture；
Step 2: a part of mixture is cast on enhancement layer 1, curing molding, forming top opening has inner cavity
Regulating course；
A part of mixture is added in spherical die, polishing is taken out in compression molding, obtains filling ball 3；
Filling ball 3 is placed in the inner cavity of open-topped regulating course, remaining a part of mixture is taken to continue to be cast in
In the opening of open-topped regulating course, sealing, curing molding obtains regulating course 2；
Step 3: by formula, the raw material melting mixing of hard polyaminoester is uniform, it is cast on regulating course 2, obtains multilayer
Wear-resistant material.
Embodiment 3
Multi-layer wear-resistant material, by successively compact arranged enhancement layer 1, regulating course 2 and frictional layer 4 form from outside to inside；
Enhancement layer 1 is carbon-fibre reinforced epoxy resin cylinder；
Cavity is equipped in regulating course 2, the multiple filling balls 3 of filling in cavity, the depth of cavity is equal to the diameter of filling ball, empty
The length of run and width of chamber are the integral multiple for filling the diameter of ball 3, and multiple filling balls 3 are full of cavity just, are remained in cavity
Solid-solid phase change material (45 DEG C of phase transition temperature) is filled in remaining gap；The material of regulating course 2 and filling ball 3 is soft poly- ammonia
Ester, flexibel polyurethane is by the thermoplastic soft polyurethane of 100 parts by weight, the conch meal of 3 parts by weight, the starch of 6 parts by weight, 1.2
The ceramic particle of parts by weight, the paraffin of 1 parts by weight, the nano-bentonite of 0.5 parts by weight, 2 parts by weight polycarbodiimide,
The Plasticizer DBP of 2.5 parts by weight of polyurethane fibers, the antioxidant of 0.2 parts by weight and 1.2 parts by weight forms；Soft thermoplastic
Polyurethane hardness range is Shao Er A50.
The material of frictional layer 4 is hard polyaminoester, thermoplastic hard polyurethane, 5 weights of the hard polyaminoester by 100 parts by weight
Measure conch meal (500 mesh), the starch of 12 parts by weight, the boron nitride of 3 parts by weight, the titanium carbide of 0.8 parts by weight, 2 parts by weight of part
Paraffin, the nano-bentonite of 0.5 parts by weight, the polycarbodiimide of 2 parts by weight, the polytetrafluoroethylene powder of 6 parts by weight, 0.3
The antioxidant 1010 of parts by weight and the DBP of 0.5 parts by weight composition；The hardness range of rigid thermoplastic polyurethane is Shao Er D70.
The preparation method of above-mentioned multi-layer wear-resistant material, steps are as follows：
Step 1: by formula, the raw material melting mixing of flexibel polyurethane is uniform, obtain mixture；
Step 2: a part of mixture is cast on enhancement layer 1, curing molding, forming top opening has inner cavity
Regulating course；
A part of mixture is added in spherical die, polishing is taken out in compression molding, obtains filling ball 3；
Filling ball 3 is placed in the inner cavity of open-topped regulating course, remaining a part of mixture is taken to continue to be cast in
In the opening of open-topped regulating course, sealing, curing molding obtains regulating course 2；
Step 3: by formula, the raw material melting mixing of hard polyaminoester is uniform, it is cast on regulating course 2, obtains multilayer
Wear-resistant material.
Comparative example 1
By the conch meal removal in flexibel polyurethane and hard polyaminoester component, other are the same as embodiment 1.
Comparative example 2
Regulating course 2 is replaced with to the structure (being not provided with filling ball) for not having cavity, material is still flexibel polyurethane,
He while embodiment 1.
Comparative example 3
Ceramic particle is removed from flexibel polyurethane, boron nitride and titanium carbide are removed from hard polyaminoester, other are same
When embodiment 1.
Comparative example 4
Polyurethane fiber is removed from flexibel polyurethane, other simultaneously embodiment 1.
The performance of the material of embodiment 1-3 and comparative example 1-4 is detected, the results are shown in Table 1.Wherein,
The test condition of antibiotic property is：Sample is placed in the container of sterilizing, 0.5 milliliter of coliform count quilt is added dropwise every time
It is adjusted to the bacterium solution of about 10/milliliter, covers container, thallus is prevented to be mixed into from outside, is taken care of at room temperature, after for 24 hours
Bacterium solution is taken out, moves into culture medium and cultivates, measures the bacterium number for being examined body.Wearability is characterized by coefficient of friction, and in room temperature
In dry state and Seawater, MPV50 type ship bearing tester is respectively adopted, test condition is load 1000N, revolving speed
1000RPM, time 200min, the weight difference of measurement sample friction front and back is as abrasion loss.And in embodiment 1 and comparative example 3
In dry state sample detection process, a temperature sensor, its temperature of real-time monitoring are fixed on the end face of frictional layer 4, the results showed that,
When bearing and storeroom temperature reach 50 DEG C, temperature-control coating 2 all starts to act on, and reduces temperature, but the cooling rate of comparative example 3 is bright
It is aobvious to be slower than embodiment 1, as shown in Figure 2.
The performance characterization of the composite material of table 1 embodiment 1-3 and comparative example 1-4
As it can be seen from table 1 multi-layer wear-resistant material of the invention has excellent water resistance, antibiotic property, wearability, machinery
Mechanical strength can be used as bearing material.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (8)
1. multi-layer wear-resistant material, which is characterized in that by successively compact arranged enhancement layer, regulating course and frictional layer group from outside to inside
At；
The enhancement layer is fiber-resin composite；
Cavity is equipped in the regulating course, the multiple filling balls of filling in cavity, the depth of cavity is equal to the diameter of filling ball, cavity
Length of run and width be the integral multiple for filling the diameter of ball, multiple filling balls are full of cavity just, remaining in cavity
Solid-solid phase change material is filled in gap；The material of the regulating course and filling ball is flexibel polyurethane, the flexibel polyurethane
By the thermoplastic soft polyurethane of 100 parts by weight, the conch meal of 2-4 parts by weight, the starch of 5-8 parts by weight, 1-2 parts by weight pottery
Porcelain particle, the paraffin of 1-4 parts by weight, the nano-bentonite of 0.2-1 parts by weight, the polycarbodiimide of 1.5-3 parts by weight, 2-5
The plasticizer of parts by weight of polyurethane fiber, the antioxidant of 0.2-0.3 parts by weight and 1-2 parts by weight forms；Soft thermoplastic is poly-
Urethane hardness range is Shao Er A50- Shao Er A70；The phase transition temperature of the solid-solid phase change material is at 40-90 DEG C；
The material of the frictional layer be hard polyaminoester, the hard polyaminoester by 100 parts by weight thermoplastic hard polyurethane,
The conch meal of 4-8 parts by weight, the starch of 10-15 parts by weight, the boron nitride of 2-4 parts by weight, 0.5-1 parts by weight titanium carbide, 1-4
The paraffin of parts by weight, the nano-bentonite of 0.2-1 parts by weight, the polycarbodiimide of 1.5-3 parts by weight, 5-10 parts by weight it is poly-
The plasticizer of tetrafluoroethene powder, the antioxidant of 0.2-0.3 parts by weight and 0.1-1 parts by weight forms；Rigid thermoplastic polyurethane
Hardness range be Shao Er D40- Shao Er D70.
2. multi-layer wear-resistant material according to claim 1, which is characterized in that in the enhancement layer, fiber is glass fibre
Or carbon fiber；Resin is phenolic resin or epoxy resin.
3. multi-layer wear-resistant material according to claim 1, which is characterized in that the mesh number of the conch meal is 300-500.
4. multi-layer wear-resistant material according to claim 1, which is characterized in that the antioxidant is antioxidant 1010, resists
The mixture of one or more of oxygen agent 264, antioxidant 1076.
5. multi-layer wear-resistant material according to claim 1, which is characterized in that the plasticizer is that phthalic acid two is pungent
The mixing of one or more of ester, dioctyl isophthalate, dibutyl phthalate, dibutyl phthalate (DHP)
Object.
6. multi-layer wear-resistant material according to claim 1, which is characterized in that the solid-solid phase transition material is polyethylene glycol-
Cellulose composite material.
7. the preparation method of multi-layer wear-resistant material described in claim 1-6 any one, which is characterized in that steps are as follows：
Step 1: by the thermoplastic soft polyurethane of 100 parts by weight, the conch meal of 2-4 parts by weight, 5-8 parts by weight starch, 1-
The poly- carbonization of the ceramic particle of 2 parts by weight, the paraffin of 1-4 parts by weight, the nano-bentonite of 0.2-1 parts by weight, 1.5-3 parts by weight
The plasticizer melting mixing of diimine, 2-5 parts by weight of polyurethane fiber, the antioxidant of 0.2-0.3 parts by weight and 1-2 parts by weight
Uniformly, mixture is obtained；
Step 2: a part of mixture is cast on fiber-resin composite, curing molding, top opening tool is formed
There is the regulating course of inner cavity；
A part of mixture is added in spherical die, polishing is taken out in compression molding, obtains filling ball；
Filling ball is placed in the inner cavity of open-topped regulating course, remaining a part of mixture is taken to continue to be cast in the top
Portion's opening has in the top opening of regulating course of inner cavity, and sealing, curing molding obtains regulating course；
Step 3: by the thermoplastic hard polyurethane of 100 parts by weight, the conch meal of 4-8 parts by weight, 10-15 parts by weight starch,
The nanometer swelling of the boron nitride of 2-4 parts by weight, the titanium carbide of 0.5-1 parts by weight, the paraffin of 1-4 parts by weight, 0.2-1 parts by weight
The antioxidant of soil, the polycarbodiimide of 1.5-3 parts by weight, the polytetrafluoroethylene powder of 5-10 parts by weight, 0.2-0.3 parts by weight
It is uniform with the plasticizer melting mixing of 0.1-1 parts by weight, it is cast on regulating course, obtains multi-layer wear-resistant material.
8. application of the multi-layer wear-resistant material of multi-layer wear-resistant material described in claim 1-6 any one as bearing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810318069.7A CN108869549A (en) | 2018-04-11 | 2018-04-11 | A kind of multi-layer wear-resistant material and the preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810318069.7A CN108869549A (en) | 2018-04-11 | 2018-04-11 | A kind of multi-layer wear-resistant material and the preparation method and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108869549A true CN108869549A (en) | 2018-11-23 |
Family
ID=64326246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810318069.7A Pending CN108869549A (en) | 2018-04-11 | 2018-04-11 | A kind of multi-layer wear-resistant material and the preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108869549A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112457655A (en) * | 2020-11-30 | 2021-03-09 | 宁海宏德新材料科技有限公司 | Vibration-damping wear-resistant material and preparation method and application thereof |
| CN113090640A (en) * | 2021-03-17 | 2021-07-09 | 长岛高能聚氨酯有限公司 | Intermediate support bearing assembly and polyurethane composite material for same |
| CN113217537A (en) * | 2021-05-10 | 2021-08-06 | 宁波恒力汽配轴承有限公司 | Open type linear bearing |
| CN113958013A (en) * | 2021-11-06 | 2022-01-21 | 郭尔锋 | Novel energy-concerving and environment-protective multi-functional integrated wallboard |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102825775A (en) * | 2011-06-16 | 2012-12-19 | 克朗斯股份公司 | Blow moulding machine with pivot shafts guided on slide bearings |
| CN103374177A (en) * | 2012-04-20 | 2013-10-30 | 滁州格美特科技有限公司 | Fiber-reinforced thermoplastic composite material and preparation method thereof |
| CN104641133A (en) * | 2012-09-28 | 2015-05-20 | 圣戈班性能塑料帕姆普斯有限公司 | Maintenance-free slide bearing with a combined adhesive sliding layer |
| CN104995418A (en) * | 2012-11-20 | 2015-10-21 | 费德罗-莫格尔公司 | High strength low friction engineered material for bearings and other applications |
| CN105298403A (en) * | 2015-11-24 | 2016-02-03 | 山东大学 | Continuous carbon fiber sucker rod with wear-resistant protective layer and preparation method thereof |
| CN105504223A (en) * | 2015-12-31 | 2016-04-20 | 山东一诺威聚氨酯股份有限公司 | Chromic-acid-resistant polyurethane elastomer and preparation method thereof |
| CN105860524A (en) * | 2016-04-29 | 2016-08-17 | 四川大学 | Thermoplastic low-friction wear-resistant composite material and preparation method thereof |
| CN106142795A (en) * | 2016-06-29 | 2016-11-23 | 中国科学院长春应用化学研究所 | Deformation self adaptation macromolecule bearing composite material and preparation method and application |
| CN104744929B (en) * | 2015-03-19 | 2017-05-03 | 上海应用技术学院 | Nylon 6/thermoplastic polyurethane composite material and preparation method thereof |
| CN206819780U (en) * | 2017-06-16 | 2017-12-29 | 江西吉恩重工有限公司 | A kind of power cable with function of seismic resistance |
-
2018
- 2018-04-11 CN CN201810318069.7A patent/CN108869549A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102825775A (en) * | 2011-06-16 | 2012-12-19 | 克朗斯股份公司 | Blow moulding machine with pivot shafts guided on slide bearings |
| CN103374177A (en) * | 2012-04-20 | 2013-10-30 | 滁州格美特科技有限公司 | Fiber-reinforced thermoplastic composite material and preparation method thereof |
| CN104641133A (en) * | 2012-09-28 | 2015-05-20 | 圣戈班性能塑料帕姆普斯有限公司 | Maintenance-free slide bearing with a combined adhesive sliding layer |
| CN104995418A (en) * | 2012-11-20 | 2015-10-21 | 费德罗-莫格尔公司 | High strength low friction engineered material for bearings and other applications |
| CN104744929B (en) * | 2015-03-19 | 2017-05-03 | 上海应用技术学院 | Nylon 6/thermoplastic polyurethane composite material and preparation method thereof |
| CN105298403A (en) * | 2015-11-24 | 2016-02-03 | 山东大学 | Continuous carbon fiber sucker rod with wear-resistant protective layer and preparation method thereof |
| CN105298403B (en) * | 2015-11-24 | 2017-06-27 | 山东大学 | A kind of continuous carbon fibre sucker rod with wear-resistant protecting layer and preparation method thereof |
| CN105504223A (en) * | 2015-12-31 | 2016-04-20 | 山东一诺威聚氨酯股份有限公司 | Chromic-acid-resistant polyurethane elastomer and preparation method thereof |
| CN105860524A (en) * | 2016-04-29 | 2016-08-17 | 四川大学 | Thermoplastic low-friction wear-resistant composite material and preparation method thereof |
| CN106142795A (en) * | 2016-06-29 | 2016-11-23 | 中国科学院长春应用化学研究所 | Deformation self adaptation macromolecule bearing composite material and preparation method and application |
| CN206819780U (en) * | 2017-06-16 | 2017-12-29 | 江西吉恩重工有限公司 | A kind of power cable with function of seismic resistance |
Non-Patent Citations (2)
| Title |
|---|
| 张世源: "《生态纺织工程》", 31 May 2004, 中国纺织出版社 * |
| 肖长发: "《化学纤维概论》", 30 June 2015, 中国纺织出版社 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112457655A (en) * | 2020-11-30 | 2021-03-09 | 宁海宏德新材料科技有限公司 | Vibration-damping wear-resistant material and preparation method and application thereof |
| CN113090640A (en) * | 2021-03-17 | 2021-07-09 | 长岛高能聚氨酯有限公司 | Intermediate support bearing assembly and polyurethane composite material for same |
| CN113090640B (en) * | 2021-03-17 | 2022-04-22 | 长岛高能聚氨酯有限公司 | Intermediate support bearing assembly and polyurethane composite material for same |
| CN113217537A (en) * | 2021-05-10 | 2021-08-06 | 宁波恒力汽配轴承有限公司 | Open type linear bearing |
| CN113958013A (en) * | 2021-11-06 | 2022-01-21 | 郭尔锋 | Novel energy-concerving and environment-protective multi-functional integrated wallboard |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108869549A (en) | A kind of multi-layer wear-resistant material and the preparation method and application thereof | |
| CN104558767A (en) | Wear resistant ring as well as preparation method and application thereof | |
| Sun et al. | Mechanical and tribological properties of polyoxymethylene modified with nanoparticles and solid lubricants | |
| GB2149805A (en) | A resinous composition for sliding members | |
| CN109777036A (en) | A kind of polyether-ether-ketone base wearing composite material and preparation method thereof | |
| KR100978716B1 (en) | Sliding element for seals and their process of manufacturing | |
| JPS6313953B2 (en) | ||
| CN108795024A (en) | A kind of compound polyurethane material and the preparation method and application thereof | |
| CN101870813B (en) | PA66 composite material and preparation method thereof | |
| Zhang et al. | Enhancement in micro-fatigue resistance of UHMWPE and HDPE processed by SCORIM | |
| CN104558769A (en) | Cylinder tube, preparation method and cylinder | |
| CN108410054A (en) | A kind of preparation method of compound water lubricating bearing material | |
| Bao et al. | Evaluation of tribological performance of PTFE composite filled with rare earths treated carbon fibers under water-lubricated condition | |
| CN104419111A (en) | High wear resistance high hardness polyformaldehyde composition and preparation method thereof | |
| Mahmood et al. | Effects of different types of fillers on dry wear characteristics of carbon-epoxy composite | |
| CN103122145A (en) | Self-lubrication composite material of polyimide | |
| Şahin et al. | The tribological wear behavior of carbon fabric-reinforced epoxy composites | |
| CN112500681B (en) | Synergistic enhanced high-temperature polymer multi-element nano composite material | |
| Lingesh et al. | Investigation on the effect of grit size on two body abrasive wear behavior of polyamide66/polypropylene (PA66/PP) blends | |
| JPH08217941A (en) | Sliding member | |
| JP2005171939A (en) | Shaft seal device for pump | |
| JPH06329862A (en) | Fluorine resin composition for sliding parts | |
| JPH0566899B2 (en) | ||
| İpek et al. | Wear behaviour of the glass fiber reinforced cast polyamide in pin-on-disc type wear machine | |
| CN112028656A (en) | Preparation method of fiber reinforced graphite composite material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181123 |