CN108953435A - A kind of no metallic fiber brake block - Google Patents
A kind of no metallic fiber brake block Download PDFInfo
- Publication number
- CN108953435A CN108953435A CN201810843005.9A CN201810843005A CN108953435A CN 108953435 A CN108953435 A CN 108953435A CN 201810843005 A CN201810843005 A CN 201810843005A CN 108953435 A CN108953435 A CN 108953435A
- Authority
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- China
- Prior art keywords
- parts
- weight
- brake block
- dolomite
- added
- 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.)
- Granted
Links
- 229920000914 Metallic fiber Polymers 0.000 title claims abstract description 19
- 239000003365 glass fiber Substances 0.000 claims abstract description 44
- 239000010459 dolomite Substances 0.000 claims abstract description 35
- 229910000514 dolomite Inorganic materials 0.000 claims abstract description 35
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000010439 graphite Substances 0.000 claims abstract description 27
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 27
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 239000000843 powder Substances 0.000 claims abstract description 15
- 229920005989 resin Polymers 0.000 claims abstract description 15
- 239000011347 resin Substances 0.000 claims abstract description 15
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000571 coke Substances 0.000 claims abstract description 12
- 239000000454 talc Substances 0.000 claims abstract description 12
- 229910052623 talc Inorganic materials 0.000 claims abstract description 12
- 238000012986 modification Methods 0.000 claims description 42
- 230000004048 modification Effects 0.000 claims description 42
- 230000010355 oscillation Effects 0.000 claims description 32
- 238000003672 processing method Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 13
- 239000004698 Polyethylene Substances 0.000 claims description 9
- -1 polyethylene Polymers 0.000 claims description 9
- 229920000573 polyethylene Polymers 0.000 claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 229920002873 Polyethylenimine Polymers 0.000 claims description 8
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims description 8
- 229940043237 diethanolamine Drugs 0.000 claims description 8
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- 239000008367 deionised water Substances 0.000 claims description 7
- 229910021641 deionized water Inorganic materials 0.000 claims description 7
- 239000006185 dispersion Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 238000010792 warming Methods 0.000 claims description 7
- 238000000227 grinding Methods 0.000 claims description 6
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 235000013312 flour Nutrition 0.000 claims description 2
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 claims 1
- 238000001291 vacuum drying Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 150000001875 compounds Chemical class 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 15
- 239000004372 Polyvinyl alcohol Substances 0.000 description 9
- 229920002451 polyvinyl alcohol Polymers 0.000 description 9
- 239000000835 fiber Substances 0.000 description 7
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000002783 friction material Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 239000010425 asbestos Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910052895 riebeckite Inorganic materials 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 3
- 239000011787 zinc oxide Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- OCKPCBLVNKHBMX-UHFFFAOYSA-N butylbenzene Chemical compound CCCCC1=CC=CC=C1 OCKPCBLVNKHBMX-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- RRTCFFFUTAGOSG-UHFFFAOYSA-N benzene;phenol Chemical compound C1=CC=CC=C1.OC1=CC=CC=C1 RRTCFFFUTAGOSG-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 150000002085 enols Chemical class 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 125000005704 oxymethylene group Chemical group [H]C([H])([*:2])O[*:1] 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000006557 surface reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/02—Composition of linings ; Methods of manufacturing
- F16D69/025—Compositions based on an organic binder
- F16D69/026—Compositions based on an organic binder containing fibres
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/02—Composition of linings ; Methods of manufacturing
- F16D69/023—Composite materials containing carbon and carbon fibres or fibres made of carbonizable material
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0034—Materials; Production methods therefor non-metallic
- F16D2200/0052—Carbon
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/006—Materials; Production methods therefor containing fibres or particles
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0082—Production methods therefor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Braking Arrangements (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
The present invention relates to brake block technical fields, disclose a kind of no metallic fiber brake block.The brake block includes steel disc and the friction substrate that is attached on steel disc, and the friction substrate includes the following components matched in parts by weight: 2,123 50 ~ 60 parts of resins, large stretch of 5 ~ 10 parts of graphite, 3 ~ 6 parts of small pieces graphite, 1 ~ 3 part of coke blacking, 2 ~ 4 parts of butyronitrile powder, 1 ~ 3 part of blanc fixe, 4 ~ 8 parts of glass fibre, 1 ~ 2 part of tyre talc, 2 ~ 3 parts of dolomite.Brake block of the present invention does not contain metallic fiber, to avoid causing coupling the phenomenon that wearing and getting rusty, so that brake block is had preferable wear-resisting property by compound between size graphite；The modified glass fibre of addition greatly improves the anti-crazing effect of brake block；By greatly improving the heat resistance of brake block in one layer of organic film of blanc fixe surface aggregate.
Description
Technical field
The present invention relates to brake block technical fields, more particularly, to a kind of no metallic fiber brake block.
Background technique
With the rapid growth of Chinese automobile volume of production and marketing, Chinese automobile manufacture level and technical level also obtain stable development
And raising.It is also good opportunities and challenges to the automobile component part supply quotient for having independent intellectual property right and research and development ability.Brake
Piece is one of components most commonly seen in automobile, and brake block is made of steel disc and the friction substrate being attached on steel disc, is worked
Principle is friction substrate by bearing extraneous pressure, generates rubbing action, never vehicle is made to achieve the purpose that deceleration.China exists
In GB12676-99 " brake system of car structure and method for testing performance " in clear stipulaties brake block cannot again containing asbestos at
Point, it is known as semimetal friction material with the friction material of steel fibre substitution asbestos fibre, this semimetal friction material is in high temperature
Under compared with asbestos organic friction material, have more good frictional behaviour and temperature tolerance.But steel fibre is with higher hard
Degree, it can make mating plate have larger abrasion and trembling, and in addition steel fibre is easy to happen corrosion, this can not only reduce steel fibre itself
Intensity, while can also damage mating plate, when braking generates noise.
Summary of the invention
The present invention is provided to overcome the problems, such as that prior art steel fibre mating plate has larger abrasion and easy corrosion
A kind of brake block for keeping brake block wear-resisting without containing metallic fiber and heat resistance does not reduce.
To achieve the goals above, the invention adopts the following technical scheme: a kind of no metallic fiber brake block, including steel disc
With the friction substrate being attached on steel disc, the friction substrate includes the following components matched in parts by weight:
2123 50~60 parts of resins, large stretch of 5~10 parts of graphite, 3~6 parts of small pieces graphite, 1~3 part of coke blacking, butyronitrile powder 2~4
Part, 1~3 part of blanc fixe, 4~8 parts of glass fibre, 1~2 part of tyre talc, 2~3 parts of dolomite.2123 resins are one kind by benzene
Phenol and the formaldehyde thermoplastic phenolic resin made of polycondensation under acid medium, it has good thermoplastic property, while assigning brake
Vehicle piece has preferable toughness, can reduce the noise generated in brake block friction process；Glass fibre plays enhancing skeleton and makees
With the cracking and crack phenomenon occurred in the processing of reduction brake block and use process；Butyronitrile powder is compounded with 2123 resins and can be mentioned
The toughness of high brake block and the thermal stability of brake block；Large stretch of graphite and small pieces graphite be a kind of Mo Shi hardness be 1 it is inorganic
Simple substance is added to the abrasion resistance properties that can be improved brake block in brake block；Tyre talc is also known as rubber powder, ingredient be vulcanizate and
Butylbenzene vulcanizate can further function as the effect to friction plate toughening, and hundred marbles can properly increase the intensity of friction plate, prevent
The phenomenon that only friction plate cracks.
Preferably, the friction substrate includes the following components matched in parts by weight: 2,123 52~58 parts of resins, big
6~8 parts of piece graphite, 4~5 parts of small pieces graphite, 1~3 part of coke blacking, 2~4 parts of butyronitrile powder, 1~3 part of blanc fixe, glass fibre
5~7 parts, 1~2 part of tyre talc, 2~3 parts of dolomite.
Preferably, the friction substrate includes the following components matched in parts by weight: 2,123 55 parts of resins, big slabstone
It is 7 parts of ink, 45 parts of small pieces graphite, 2 parts of coke blacking, 3 parts of butyronitrile powder, 2 parts of blanc fixe, 6 parts of glass fibre, 1.5 parts of tyre talc, white
2 parts of marble.
Preferably, the glass fibre passes through modification, modification processing method are as follows: by 2~4 parts by weight of glass fiber
With 0.1~0.2 parts by weight silane coupling agent be added 60~80 parts by weight of deionized water in, stir 5~10min, then be added 3~
5 weight account polyethylene alcohol are warming up to 70~80 DEG C, and sonic oscillation is completely dissolved polyvinyl alcohol, and 1~2 parts by weight are then added and receive
Rice zinc oxide, continues 10~20min of sonic oscillation, and the control of sonic oscillation frequency puts glass fibre after 80~100Hz, filtering
Enter and be dried in vacuo 3~6h in vacuum oven at 50~60 DEG C, obtains modified glass-fiber.Polyvinyl alcohol is in a heated condition
Reaction is crosslinked, generates layer of polyethylene alcohol protective film in fiberglass surfacing, polyvinyl alcohol protective film can protect glass
Fibrous material is injury-free in process of producing product, as far as possible the holding original length of glass fibre, to improve the property of brake block
Can, nano zine oxide is then deposited on polyvinyl alcohol film, surface of nanometer zinc oxide has more hydroxyl, can be with poly- second
Hydroxyl on enol generates hydrogen bond action, to make nano granular of zinc oxide and polyethylene film stable bond, increases glass fibers
Contact area between dimension and 2123 resin matrixes is conducive to improve the intensity that the two combines, to play preferable freedom from cracking
Effect.
Preferably, the dolomite passes through modification, modification processing method are as follows: grind 3~5 parts by weight dolomites
100~200 meshes are crossed afterwards, are then heated to 100~200 DEG C, and 1~3 parts by weight diethanol amine, ultrasound vibration are added after natural cooling
2~4h is swung, dolomite particles are then put into drying box at 60~80 DEG C dry 3~6h, obtain modified dolomite.It is logical
Surface treatment of the diethanol amine to dolomite is crossed, dolomite wettability of the surface energy can be improved, to improve dolomite in group
Dispersibility in point is conducive to the intensity for improving brake block.
Preferably, the blanc fixe passes through modification, modification processing method are as follows: by 3~6 parts by weight blanc fixes
It is added to the water, stirring forms dispersion liquid, and 1~3 parts by weight hyperbranched polyethyleneimine, sonic oscillation at 40~50 DEG C is then added
30~50min adds 1~2 parts by weight of formaldehyde, reacts 3~6h, is successively filtered, washed, is dried to obtain modified weight crystalline substance
Mountain flour.The present invention is being carrier using blanc fixe, passes through hyperbranched polyethyleneimine and oxymethylene polymerization on blanc fixe surface
Reaction generates one layer of organic film, which has preferable heat resistance, to improve the heat resistance of brake block.
Therefore, the invention has the following beneficial effects: brake blocks of the present invention not to contain metallic fiber, to avoid to coupling
The phenomenon that wearing and getting rusty is caused, makes brake block that there is preferable wear-resisting property by compound between size graphite；Add
Modified glass fibre is added to greatly improve the anti-crazing effect of brake block；By organic thin at one layer of blanc fixe surface aggregate
Film greatly improves the heat resistance of brake block.
Specific embodiment
Below by specific embodiment, technical scheme is described further.
In the present invention, if not refering in particular to, used raw material and equipment etc. are commercially available or commonly used in the art,
Method in embodiment is unless otherwise instructed the conventional method of this field.
Embodiment 1
A kind of no metallic fiber brake block, including steel disc and the friction substrate being attached on steel disc, the friction substrate includes by weight
Measure following components of number proportion:
2123 50 parts of resins, large stretch of 5 parts of graphite, 3 parts of small pieces graphite, 1 part of coke blacking, 2 parts of butyronitrile powder, 1 part of blanc fixe, glass
4 parts of fiber, 1 part of tyre talc, 2 parts of dolomite.
Wherein, glass fibre passes through modification, modification processing method are as follows: by 2 parts by weight of glass fiber and 0.1 parts by weight
Silane coupling agent is added in 60 parts by weight of deionized water, stirs 5min, 3 weight account polyethylene alcohol are then added and are warming up to 70 DEG C,
Sonic oscillation is completely dissolved polyvinyl alcohol, and 1 parts by weight nano zine oxide is then added, and continues sonic oscillation 10min, ultrasound vibration
It swings frequency control glass fibre is put into vacuum oven after 80Hz, filtering to be dried in vacuo 3h at 50 DEG C, be modified
Glass fibre.
Wherein dolomite passes through modification, modification processing method are as follows: it will be sieved with 100 mesh sieve after the grinding of 3 parts by weight dolomites,
100 DEG C are then heated to, 1 parts by weight diethanol amine is added after natural cooling, then dolomite particles are put by sonic oscillation 2h
3h is dried in drying box at 60 DEG C, obtains modified dolomite.
Wherein, the blanc fixe passes through modification, modification processing method are as follows: water is added in 3 parts by weight blanc fixes
In, stirring forms dispersion liquid, 1 parts by weight hyperbranched polyethyleneimine is then added, sonic oscillation 30min at 40 DEG C adds 1
Parts by weight of formaldehyde reacts 3h, is successively filtered, washed, is dried to obtain modified blanc fixe.
Embodiment 2
A kind of no metallic fiber brake block, the friction substrate include the following components matched in parts by weight: 2123 resins 52
Part, large stretch of 6 parts of graphite, 4 parts of small pieces graphite, 1 part of coke blacking, 2 parts of butyronitrile powder, 1 part of blanc fixe, 5 parts of glass fibre, tyre talc
1 part, 2 parts of dolomite.
Wherein, glass fibre passes through modification, modification processing method are as follows: by 2.5 parts by weight of glass fiber and 0.1 weight
Part silane coupling agent is added in 65 parts by weight of deionized water, stirs 6min, 3 weight account polyethylene alcohol are then added and are warming up to 74
DEG C, sonic oscillation is completely dissolved polyvinyl alcohol, and 1 parts by weight nano zine oxide is then added, and continues sonic oscillation 14min, surpasses
Glass fibre is put into vacuum oven by the control of sound oscillation frequency after 80Hz, filtering is dried in vacuo 4h at 54 DEG C, obtains
Modified glass-fiber.
Wherein dolomite passes through modification, modification processing method are as follows: will cross 100 mesh after the grinding of 3.5 parts by weight dolomites
Sieve, is then heated to 120 DEG C, 1 parts by weight diethanol amine, sonic oscillation 2h, then by dolomite particles is added after natural cooling
It is put into drying box at 65 DEG C dry 4h, obtains modified dolomite.
Wherein, the blanc fixe passes through modification, modification processing method are as follows: water is added in 4 parts by weight blanc fixes
In, stirring forms dispersion liquid, 1 parts by weight hyperbranched polyethyleneimine is then added, sonic oscillation 35min at 42 DEG C adds 1
Parts by weight of formaldehyde reacts 4h, is successively filtered, washed, is dried to obtain modified blanc fixe.
Embodiment 3
A kind of no metallic fiber brake block, the friction substrate includes the following components matched in parts by weight: 2123 resins 55
Part, large stretch of 7 parts of graphite, 45 parts of small pieces graphite, 2 parts of coke blacking, 3 parts of butyronitrile powder, 2 parts of blanc fixe, 6 parts of glass fibre, tire
1.5 parts of powder, 2 parts of dolomite.
Wherein, glass fibre passes through modification, modification processing method are as follows: by 3 parts by weight of glass fiber and 0.15 weight
Part silane coupling agent is added in 70 parts by weight of deionized water, stirs 7min, 4 weight account polyethylene alcohol are then added and are warming up to 76
DEG C, sonic oscillation is completely dissolved polyvinyl alcohol, and 1.5 parts by weight nano zine oxides are then added, continue sonic oscillation 16min,
Glass fibre is put into vacuum oven by the control of sonic oscillation frequency after 90Hz, filtering is dried in vacuo 4.5h at 56 DEG C,
Obtain modified glass-fiber.
Wherein dolomite passes through modification, modification processing method are as follows: 160 meshes will be crossed after the grinding of 4 parts by weight dolomites,
150 DEG C are then heated to, 2 parts by weight diethanol amine are added after natural cooling, then dolomite particles are put by sonic oscillation 3h
4.5h is dried in drying box at 70 DEG C, obtains modified dolomite.
Wherein, the blanc fixe passes through modification, modification processing method are as follows: 4.5 parts by weight blanc fixes are added
In water, stirring forms dispersion liquid, is then added 2 parts by weight hyperbranched polyethyleneimines, sonic oscillation 40min at 45 DEG C, then plus
Enter 1.5 parts by weight of formaldehyde, reacts 4.5h, be successively filtered, washed, be dried to obtain modified blanc fixe.
Embodiment 4
A kind of no metallic fiber brake block, the friction substrate include the following components matched in parts by weight: 2123 resins 58
Part, large stretch of 8 parts of graphite, 5 parts of small pieces graphite, 3 parts of coke blacking, 4 parts of butyronitrile powder, 3 parts of blanc fixe, 7 parts of glass fibre, tyre talc
2 parts, 3 parts of dolomite.
Wherein, glass fibre passes through modification, modification processing method are as follows: by 3.5 parts by weight of glass fiber and 0.2 weight
Part silane coupling agent is added in 75 parts by weight of deionized water, stirs 8min, 5 weight account polyethylene alcohol are then added and are warming up to 78
DEG C, sonic oscillation is completely dissolved polyvinyl alcohol, and 2 parts by weight nano zine oxides are then added, and continues sonic oscillation 18min, surpasses
Glass fibre is put into vacuum oven by the control of sound oscillation frequency after 100Hz, filtering is dried in vacuo 5h at 58 DEG C, obtains
Modified glass-fiber.
Wherein dolomite passes through modification, modification processing method are as follows: will cross 200 mesh after the grinding of 4.5 parts by weight dolomites
Sieve, is then heated to 180 DEG C, 3 parts by weight diethanol amine, sonic oscillation 4h, then by dolomite particles is added after natural cooling
It is put into drying box at 75 DEG C dry 5h, obtains modified dolomite.
Wherein, the blanc fixe passes through modification, modification processing method are as follows: water is added in 5 parts by weight blanc fixes
In, stirring forms dispersion liquid, 3 parts by weight hyperbranched polyethyleneimines is then added, sonic oscillation 45min at 46 DEG C adds 2
Parts by weight of formaldehyde reacts 5h, is successively filtered, washed, is dried to obtain modified blanc fixe.
Embodiment 5
A kind of no metallic fiber brake block, including steel disc and the friction substrate being attached on steel disc, the friction substrate includes by weight
Measure following components of number proportion:
2123 60 parts of resins, large stretch of 10 parts of graphite, 6 parts of small pieces graphite, 3 parts of coke blacking, 4 parts of butyronitrile powder, 3 parts of blanc fixe, glass
8 parts of glass fiber, 2 parts of tyre talc, 3 parts of dolomite.
Wherein, glass fibre passes through modification, modification processing method are as follows: by 4 parts by weight of glass fiber and 0.2 parts by weight
Silane coupling agent is added in 80 parts by weight of deionized water, stirs 10min, 5 weight account polyethylene alcohol are then added and are warming up to 80 DEG C,
Sonic oscillation is completely dissolved polyvinyl alcohol, and 2 parts by weight nano zine oxides are then added, and continues sonic oscillation 20min, ultrasound vibration
It swings frequency control glass fibre is put into vacuum oven after 100Hz, filtering to be dried in vacuo 6h at 60 DEG C, be modified
Glass fibre.
Wherein dolomite passes through modification, modification processing method are as follows: 200 meshes will be crossed after the grinding of 5 parts by weight dolomites,
200 DEG C are then heated to, 3 parts by weight diethanol amine are added after natural cooling, then dolomite particles are put by sonic oscillation 4h
6h is dried in drying box at 80 DEG C, obtains modified dolomite.
Wherein, the blanc fixe passes through modification, modification processing method are as follows: water is added in 6 parts by weight blanc fixes
In, stirring forms dispersion liquid, 3 parts by weight hyperbranched polyethyleneimines is then added, sonic oscillation 50min at 50 DEG C adds 2
Parts by weight of formaldehyde reacts 6h, is successively filtered, washed, is dried to obtain modified blanc fixe.
Examples 1 to 5 brake piece performance is tested, test result is as follows shown in table:
Coefficient of friction and wear testing are carried out to Examples 1 to 5, test result is as follows shown in table:
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
It is right according to the technical essence of the invention for the equivalent embodiment of equivalent variations, but without departing from the technical solutions of the present invention
Any simple modification, equivalent change and modification made by above embodiments, all of which are still within the scope of the technical scheme of the invention.
Claims (6)
1. a kind of no metallic fiber brake block, including steel disc and the friction substrate being attached on steel disc, which is characterized in that the friction
Substrate includes the following components matched in parts by weight:
2123 50 ~ 60 parts of resins, large stretch of 5 ~ 10 parts of graphite, 3 ~ 6 parts of small pieces graphite, 1 ~ 3 part of coke blacking, 2 ~ 4 parts of butyronitrile powder, weight are brilliant
1 ~ 3 part of mountain flour, 4 ~ 8 parts of glass fibre, 1 ~ 2 part of tyre talc, 2 ~ 3 parts of dolomite.
2. a kind of no metallic fiber brake block according to claim 1, which is characterized in that the friction substrate includes by weight
Measure following components of number proportion: 2,123 52 ~ 58 parts of resins, large stretch of 6 ~ 8 parts of graphite, 4 ~ 5 parts of small pieces graphite, 1 ~ 3 part of coke blacking,
2 ~ 4 parts of butyronitrile powder, 1 ~ 3 part of blanc fixe, 5 ~ 7 parts of glass fibre, 1 ~ 2 part of tyre talc, 2 ~ 3 parts of dolomite.
3. a kind of no metallic fiber brake block according to claim 1, which is characterized in that the friction substrate includes by weight
Measure following components of number proportion: 2,123 55 parts of resins, large stretch of 7 parts of graphite, 45 parts of small pieces graphite, 2 parts of coke blacking, butyronitrile powder 3
Part, 2 parts of blanc fixe, 6 parts of glass fibre, 1.5 parts of tyre talc, 2 parts of dolomite.
4. a kind of no metallic fiber brake block according to claim 1, which is characterized in that the glass fibre is by being modified
Processing, modification processing method are as follows: 60 ~ 80 weight are added in 2 ~ 4 parts by weight of glass fiber and 0.1 ~ 0.2 parts by weight silane coupling agent
In part deionized water, 5 ~ 10min is stirred, 3 ~ 5 weight account polyethylene alcohol are then added and are warming up to 70 ~ 80 DEG C, sonic oscillation makes to gather
Vinyl alcohol is completely dissolved, and 1 ~ 2 parts by weight nano zine oxide is then added, and continues 10 ~ 20min of sonic oscillation, sonic oscillation frequency
Glass fibre is put into vacuum oven 3 ~ 6h of vacuum drying at 50 ~ 60 DEG C after 80 ~ 100Hz, filtering by control, is changed
Property glass fibre.
5. a kind of no metallic fiber brake block according to claim 1, which is characterized in that the dolomite passes through at modified
Reason, modification processing method are as follows: 100 ~ 200 meshes will be crossed after the grinding of 3 ~ 5 parts by weight dolomites, is then heated to 100 ~ 200 DEG C, from
It is added 1 ~ 3 parts by weight diethanol amine after so cooling, 2 ~ 4h of sonic oscillation, then dolomite particles are put into drying box 60 ~
Dry 3 ~ 6h, obtains modified dolomite at 80 DEG C.
6. a kind of no metallic fiber brake block according to claim 1, which is characterized in that the blanc fixe is by being modified
Processing, modification processing method are as follows: be added to the water 3 ~ 6 parts by weight blanc fixes, stirring forms dispersion liquid, and 1 ~ 3 weight is then added
Part hyperbranched polyethyleneimine is measured, 30 ~ 50min of sonic oscillation at 40 ~ 50 DEG C adds 1 ~ 2 parts by weight of formaldehyde, 3 ~ 6h is reacted,
It is successively filtered, washed, is dried to obtain modified blanc fixe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810843005.9A CN108953435B (en) | 2018-07-27 | 2018-07-27 | Brake pad without metal fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810843005.9A CN108953435B (en) | 2018-07-27 | 2018-07-27 | Brake pad without metal fiber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108953435A true CN108953435A (en) | 2018-12-07 |
| CN108953435B CN108953435B (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810843005.9A Active CN108953435B (en) | 2018-07-27 | 2018-07-27 | Brake pad without metal fiber |
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| Country | Link |
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| CN (1) | CN108953435B (en) |
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| CN1077524A (en) * | 1993-02-18 | 1993-10-20 | 王家林 | Fabrication method of carbon brake friction sheet |
| CN1128845A (en) * | 1995-09-18 | 1996-08-14 | 林作仁 | Semi-metallic brake friction linings and method for mfg. same |
| CN101033785A (en) * | 2006-03-09 | 2007-09-12 | 王长达 | Asbestos-free metal-free drum brake lining used in vehicle and manufacture method therefor |
| CN101659764A (en) * | 2008-08-29 | 2010-03-03 | 重庆意华科技开发有限责任公司 | F-series high-performance environmentally-friendly friction material |
| CN101769353A (en) * | 2010-02-09 | 2010-07-07 | 衡水众成摩擦材料有限公司 | Yaw brake block and preparation method thereof |
| CN106090056A (en) * | 2016-06-30 | 2016-11-09 | 南通万达摩擦材料有限公司 | Anti-abrasion type automobile clutch friction plate |
| CN107339351A (en) * | 2017-08-14 | 2017-11-10 | 杭州西湖摩擦材料有限公司 | A kind of wear brake pad |
| CN107387617A (en) * | 2017-08-15 | 2017-11-24 | 杭州西湖摩擦材料有限公司 | A kind of high temperature resistant low abrasion without metal brake block |
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2018
- 2018-07-27 CN CN201810843005.9A patent/CN108953435B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1077524A (en) * | 1993-02-18 | 1993-10-20 | 王家林 | Fabrication method of carbon brake friction sheet |
| CN1128845A (en) * | 1995-09-18 | 1996-08-14 | 林作仁 | Semi-metallic brake friction linings and method for mfg. same |
| CN101033785A (en) * | 2006-03-09 | 2007-09-12 | 王长达 | Asbestos-free metal-free drum brake lining used in vehicle and manufacture method therefor |
| CN101659764A (en) * | 2008-08-29 | 2010-03-03 | 重庆意华科技开发有限责任公司 | F-series high-performance environmentally-friendly friction material |
| CN101769353A (en) * | 2010-02-09 | 2010-07-07 | 衡水众成摩擦材料有限公司 | Yaw brake block and preparation method thereof |
| CN106090056A (en) * | 2016-06-30 | 2016-11-09 | 南通万达摩擦材料有限公司 | Anti-abrasion type automobile clutch friction plate |
| CN107339351A (en) * | 2017-08-14 | 2017-11-10 | 杭州西湖摩擦材料有限公司 | A kind of wear brake pad |
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| CN108953435B (en) | 2020-06-02 |
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