CN107254294A - A kind of fiber mixture reinforced friction material and preparation method thereof - Google Patents
A kind of fiber mixture reinforced friction material and preparation method thereof Download PDFInfo
- Publication number
- CN107254294A CN107254294A CN201710706359.4A CN201710706359A CN107254294A CN 107254294 A CN107254294 A CN 107254294A CN 201710706359 A CN201710706359 A CN 201710706359A CN 107254294 A CN107254294 A CN 107254294A
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- friction material
- mineral fibres
- friction
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- 239000000835 fiber Substances 0.000 title claims abstract description 61
- 239000002783 friction material Substances 0.000 title claims abstract description 33
- 239000000203 mixture Substances 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 20
- 239000002994 raw material Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 17
- 239000011707 mineral Substances 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical group [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims abstract description 16
- 239000011230 binding agent Substances 0.000 claims abstract description 11
- 239000000945 filler Substances 0.000 claims abstract description 11
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 9
- 239000004917 carbon fiber Substances 0.000 claims abstract description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000004113 Sepiolite Substances 0.000 claims abstract description 8
- 229910052624 sepiolite Inorganic materials 0.000 claims abstract description 8
- 235000019355 sepiolite Nutrition 0.000 claims abstract description 8
- 239000010456 wollastonite Substances 0.000 claims abstract description 8
- 229910052882 wollastonite Inorganic materials 0.000 claims abstract description 8
- 239000013078 crystal Substances 0.000 claims abstract description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 6
- 241001330002 Bambuseae Species 0.000 claims abstract description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 6
- 239000011425 bamboo Substances 0.000 claims abstract description 6
- 239000000843 powder Substances 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 239000004575 stone Substances 0.000 claims description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- 239000010445 mica Substances 0.000 claims description 6
- 229910052618 mica group Inorganic materials 0.000 claims description 6
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 5
- 238000007731 hot pressing Methods 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 5
- 239000010455 vermiculite Substances 0.000 claims description 5
- 229910052902 vermiculite Inorganic materials 0.000 claims description 5
- 235000019354 vermiculite Nutrition 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 1
- 238000005562 fading Methods 0.000 abstract description 3
- 230000013011 mating Effects 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 3
- 238000009472 formulation Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000010425 asbestos Substances 0.000 description 3
- 229910052895 riebeckite Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003981 vehicle Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 229920000271 Kevlar® Polymers 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- OQRWAMBQGTYSRD-UHFFFAOYSA-N dipotassium;oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[K+].[K+].[Ti+4].[Ti+4].[Ti+4].[Ti+4] OQRWAMBQGTYSRD-UHFFFAOYSA-N 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000004761 kevlar Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/149—Antislip compositions
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention proposes a kind of fiber mixture reinforced friction material and preparation method thereof, and the raw material that the friction material includes following parts by weight is constituted:5 ~ 10 parts of natural fiber, 5 ~ 20 parts of mineral fibres, 3 ~ 8 parts of steel fibre, 6 ~ 12 parts of whisker, 8 ~ 20 parts of binding agent, 15 ~ 35 parts of filler, the natural fiber is bamboo fibre, and the mineral fibres includes sepiolite, acicular wollastonite, fibriform paligorskite and carbon fiber, and the whisker is calcium sulfate crystal whiskers.The present invention is effectively improved the intensity of friction material, simultaneously, it is effectively improved the resistance to elevated temperatures of material and reduces heat fading phenomenon, ensure the stability of coefficient of friction in the course of work, moreover, wear rate is low, reduce the noise in the course of work, and the shock resistance of material is added, the damage to mating material is reduced, the service life of friction member is improved.
Description
Technical field
The present invention relates to friction materials technology field, and in particular to a kind of fiber mixture reinforced friction material and its preparation side
Method.
Background technology
Brake friction material is a kind of is applied in the various vehicles and plant equipment to realize deceleration or braking work
The composite of energy.In order to which the demand of various vehicles, complex road condition and various extreme applying working conditions is protected, adapted to response environment,
Automobile is also innovated with non-asbestos friction material constantly, there are three kinds of different formulations systems substantially at present:Semimetal matches somebody with somebody cube
System, few metal formulations system and without metal formulations system, but with the presence of metal formulations material product density is big, easy-to-rust, easily
The shortcomings of scratch antithesis, noise are big, friction and wear behavior is unstable, therefore have metal formulations using without the replacement of metal formulations system
System is increasingly becoming a kind of development trend.
The many assorted fibres enhancing brake friction material occurred at present, because its performance regulation and control leeway is big, technique is simple, former
Material is obtained conveniently and by certainly.As steel fibre, glass fibre, Ke Fula (Kevlar) fiber, carbon fiber, copper fiber,
The Fresh fats such as potassium titanate fibre, mica fiber, alumina silicate fibre, nylon fiber, are extensive development assorted fibre friction material
Research provides raw material choice.Present homemade goodses are mainly asbestos formula brake(-holder) block, on the market external production more salable
Product mainly have Japan and German product board product, and performance is more excellent than asbestos formula brake shoe, but these assorted fibre friction materials
Material is expensive, and coefficient of friction is also inadequate
It is stable, suitable cheap natural mineral raw how is found as additive and filler, further reduces cost, improvement property
Can, the key factor of the further genralrlization application as assorted fibre brake friction material.
Therefore, in view of the above-mentioned problems, the present invention proposes a kind of new technical scheme.
The content of the invention
It is an object of the invention to provide a kind of friction and wear behavior is stable, noise is low, and intensity is high, and service life length mixes
Friction material reinforced and preparation method thereof.
The present invention is achieved through the following technical solutions:
A kind of fiber mixture reinforced friction material, includes the raw material composition of following parts by weight:5 ~ 10 parts of natural fiber, mineral are fine
5 ~ 20 parts of dimension, 3 ~ 8 parts of steel fibre, 6 ~ 12 parts of whisker, 8 ~ 20 parts of binding agent, 15 ~ 35 parts of filler, the natural fiber is that bamboo is fine
Dimension, the mineral fibres includes sepiolite, acicular wollastonite, fibriform paligorskite and carbon fiber, and the whisker is that calcium sulfate is brilliant
Palpus.
Further, the sepiolite, acicular wollastonite, stone is engraved on fibrous slope and carbon fiber mass ratio is:1:1~1.5:
0.8~1:1.2~2.
Further, the filler include 3 ~ 8 parts of crystalline flake graphite, 2 ~ 5 parts of chromite powder, 2 ~ 6 parts of alumina powder, mica 3 ~
6 parts, 1 ~ 5 part of vermiculite, 2 ~ 8 parts of blanc fixe.
A kind of preparation method of fiber mixture reinforced friction material, comprises the following steps:
A, natural fiber, mineral fibres and steel fibre are positioned in baking oven to 0.8 ~ 1.2h of processing, temperature control is 100 ~ 150
℃;
B, by above-mentioned raw materials proportioning weigh each raw material, mineral fibres, steel fibre and filler are sequentially added in mixer, stirring 5 ~
10min, then adds natural fiber and is stirred 3 ~ 6min, add calcium sulfate crystal whiskers and binding agent, stir 8 ~ 15min, make
Each feed distribution is uniform;
C, the mixed material stirred is put into hot pressing die intracavitary, pressurizes compressing, temperature control at 120 ~ 200 DEG C,
Pressure is 20 ~ 35MPa, and the time is 5 ~ 15min;
D, hot-forming base substrate is put into baking oven be heat-treated, oven temperature rises to 150 DEG C in 1h, is then incubated
0.8 ~ 1h, then 200 ~ 220 DEG C are raised to 10 DEG C/h speed, 2 ~ 4h is incubated, finally room temperature is down to stove, you can needed for obtaining
Friction material.
The beneficial effects of the invention are as follows:The present invention is effectively improved the intensity of friction material, meanwhile, it is effectively improved
The resistance to elevated temperatures of material and heat fading phenomenon is reduced, it is ensured that the stability of coefficient of friction in the course of work, moreover, abrasion
Rate is low, reduces the noise in the course of work, and adds the shock resistance of material, reduces the damage to mating material,
Improve the service life of friction member.
Embodiment
The present invention is described further with reference to embodiment.
Embodiment 1
A kind of fiber mixture reinforced friction material, includes the raw material composition of following parts by weight:5 parts of bamboo fibre, 2 parts of sepiolite,
Engrave 2 parts of stone, 4 parts of carbon fiber, 3 parts of steel fibre, 6 parts of whisker, 8 parts of binding agent, crystalline flake graphite 3 in 4 parts of acicular wollastonite, fibrous slope
Part, 2 parts of chromite powder, 2 parts of alumina powder, 3 parts of mica, 1 part of vermiculite, 2 parts of blanc fixe.
A kind of preparation method of fiber mixture reinforced friction material, comprises the following steps:
A, natural fiber, mineral fibres and steel fibre are positioned in baking oven handle 0.8h, temperature control is at 100 DEG C;
B, by above-mentioned raw materials proportioning weigh each raw material, mineral fibres, steel fibre and filler are sequentially added in mixer, stir
5min, then adds natural fiber and is stirred 3min, add calcium sulfate crystal whiskers and binding agent, stir 8min, make each raw material
It is evenly distributed;
C, the mixed material stirred is put into hot pressing die intracavitary, pressurizes compressing, temperature control is in 120 DEG C, pressure
For 20MPa, the time is 5min;
D, hot-forming base substrate is put into baking oven be heat-treated, oven temperature rises to 150 DEG C in 1h, is then incubated
0.8h, then 200 DEG C are raised to 10 DEG C/h speed, 2 ~ 4h is incubated, finally room temperature is down to stove, you can required friction material is obtained
Material.
Embodiment 2
A kind of fiber mixture reinforced friction material, includes the raw material composition of following parts by weight:8 parts of bamboo fibre, 4 parts of sepiolite,
3 parts of stone is engraved on 6 parts of acicular wollastonite, fibrous slope, 6 parts of carbon fiber, 5 parts of steel fibre, 8 parts of whisker, 14 parts of binding agent, scale stone
5 parts of ink, 3 parts of chromite powder, 4 parts of alumina powder, 4 parts of mica, 3 parts of vermiculite, 6 parts of blanc fixe.
A kind of preparation method of fiber mixture reinforced friction material, comprises the following steps:
A, natural fiber, mineral fibres and steel fibre are positioned in baking oven handle 1h, temperature control is at 120 DEG C;
B, by above-mentioned raw materials proportioning weigh each raw material, mineral fibres, steel fibre and filler are sequentially added in mixer, stir
8min, then adds natural fiber and is stirred 4min, add calcium sulfate crystal whiskers and binding agent, stir 10min, make each raw material
It is evenly distributed;
C, the mixed material stirred is put into hot pressing die intracavitary, pressurizes compressing, temperature control is in 150 DEG C, pressure
For 28MPa, the time is 10min;
D, hot-forming base substrate is put into baking oven be heat-treated, oven temperature rises to 150 DEG C in 1h, is then incubated
0.9h, then 210 DEG C are raised to 10 DEG C/h speed, 3h is incubated, finally room temperature is down to stove, you can required friction material is obtained
Material.
Embodiment 3
A kind of fiber mixture reinforced friction material, includes the raw material composition of following parts by weight:10 parts of bamboo fibre, 5 parts of sepiolite,
3 parts of stone is engraved on 5 parts of acicular wollastonite, fibrous slope, 7 parts of carbon fiber, 8 parts of steel fibre, 12 parts of whisker, 20 parts of binding agent, scale stone
6 parts of ink, 5 parts of chromite powder, 6 parts of alumina powder, 6 parts of mica, 5 parts of vermiculite, 7 parts of blanc fixe.
A kind of preparation method of fiber mixture reinforced friction material, comprises the following steps:
A, natural fiber, mineral fibres and steel fibre are positioned in baking oven handle 01.2h, temperature control is at 150 DEG C;
B, by above-mentioned raw materials proportioning weigh each raw material, mineral fibres, steel fibre and filler are sequentially added in mixer, stir
10min, then adds natural fiber and is stirred 6min, add calcium sulfate crystal whiskers and binding agent, stir 15min, make each original
Material is evenly distributed;
C, the mixed material stirred is put into hot pressing die intracavitary, pressurizes compressing, temperature control is in 200 DEG C, pressure
For 35MPa, the time is 15min;
D, hot-forming base substrate is put into baking oven be heat-treated, oven temperature rises to 150 DEG C in 1h, is then incubated
1h, then 220 DEG C are raised to 10 DEG C/h speed, 4h is incubated, finally room temperature is down to stove, you can required friction material is obtained.
The present invention is effectively improved the intensity of friction material, meanwhile, be effectively improved the resistance to elevated temperatures of material with
And reduce heat fading phenomenon, it is ensured that and the stability of coefficient of friction in the course of work, moreover, wear rate is low, reduce worked
Noise in journey, and the shock resistance of material is added, the damage to mating material is reduced, the use of friction member is improved
Life-span.
It is described above, only it is embodiments of the invention, is not the limitation for making any other form to the present invention, and
Any modification made according to embodiment proposed by the invention or equivalent variations, still fall within model claimed of the invention
Enclose.
Claims (4)
1. a kind of fiber mixture reinforced friction material, it is characterised in that:Raw material composition including following parts by weight:Natural fiber
5 ~ 10 parts, 5 ~ 20 parts of mineral fibres, 3 ~ 8 parts of steel fibre, 6 ~ 12 parts of whisker, 8 ~ 20 parts of binding agent, 15 ~ 35 parts of filler, the day
Right fiber is bamboo fibre, and the mineral fibres includes sepiolite, acicular wollastonite, fibriform paligorskite and carbon fiber, the crystalline substance
Must be calcium sulfate crystal whiskers.
2. a kind of fiber mixture reinforced friction material described in claim 1, it is characterised in that:The sepiolite, acicular wollastonite,
Stone is engraved on fibrous slope and carbon fiber mass ratio is:1:1~1.5:0.8~1:1.2~2.
3. a kind of fiber mixture reinforced friction material according to claim 1, it is characterised in that:The filler includes scale stone
3 ~ 8 parts of ink, 2 ~ 5 parts of chromite powder, 2 ~ 6 parts of alumina powder, 3 ~ 6 parts of mica, 1 ~ 5 part of vermiculite, 2 ~ 8 parts of blanc fixe.
4. a kind of preparation method of fiber mixture reinforced friction material according to claim 1, it is characterised in that:Including following
Step:
A, natural fiber, mineral fibres and steel fibre are positioned in baking oven to 0.8 ~ 1.2h of processing, temperature control is 100 ~ 150
℃;
B, by above-mentioned raw materials proportioning weigh each raw material, mineral fibres, steel fibre and filler are sequentially added in mixer, stirring 5 ~
10min, then adds natural fiber and is stirred 3 ~ 6min, add calcium sulfate crystal whiskers and binding agent, stir 8 ~ 15min, make
Each feed distribution is uniform;
C, the mixed material stirred is put into hot pressing die intracavitary, pressurizes compressing, temperature control at 120 ~ 200 DEG C,
Pressure is 20 ~ 35MPa, and the time is 5 ~ 15min;
D, hot-forming base substrate is put into baking oven be heat-treated, oven temperature rises to 150 DEG C in 1h, is then incubated
0.8 ~ 1h, then 200 ~ 220 DEG C are raised to 10 DEG C/h speed, 2 ~ 4h is incubated, finally room temperature is down to stove, you can needed for obtaining
Friction material.
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CN201710706359.4A CN107254294A (en) | 2017-08-17 | 2017-08-17 | A kind of fiber mixture reinforced friction material and preparation method thereof |
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CN201710706359.4A CN107254294A (en) | 2017-08-17 | 2017-08-17 | A kind of fiber mixture reinforced friction material and preparation method thereof |
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Publication Number | Publication Date |
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Family
ID=60026718
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108386466A (en) * | 2018-04-25 | 2018-08-10 | 广东省材料与加工研究所 | A kind of assorted fibre enhancing ceramic-based friction material and its preparation method and application |
CN108587051A (en) * | 2018-05-10 | 2018-09-28 | 浙江科马摩擦材料股份有限公司 | A kind of high temperature resistant anticracking clutch surface and its preparation process |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1888004A (en) * | 2006-07-17 | 2007-01-03 | 贵州大学 | Fiber mixture reinforced friction material and its prepn |
CN106051006A (en) * | 2016-07-11 | 2016-10-26 | 福州大学 | Rare-earth oxide modified resin-based automotive brake friction material and preparation method thereof |
CN107189758A (en) * | 2017-06-11 | 2017-09-22 | 太仓捷公精密金属材料有限公司 | A kind of fiber mixture reinforced friction material and preparation method thereof |
-
2017
- 2017-08-17 CN CN201710706359.4A patent/CN107254294A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1888004A (en) * | 2006-07-17 | 2007-01-03 | 贵州大学 | Fiber mixture reinforced friction material and its prepn |
CN106051006A (en) * | 2016-07-11 | 2016-10-26 | 福州大学 | Rare-earth oxide modified resin-based automotive brake friction material and preparation method thereof |
CN107189758A (en) * | 2017-06-11 | 2017-09-22 | 太仓捷公精密金属材料有限公司 | A kind of fiber mixture reinforced friction material and preparation method thereof |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108386466A (en) * | 2018-04-25 | 2018-08-10 | 广东省材料与加工研究所 | A kind of assorted fibre enhancing ceramic-based friction material and its preparation method and application |
CN108386466B (en) * | 2018-04-25 | 2021-08-10 | 广东省材料与加工研究所 | Hybrid fiber reinforced ceramic-based friction material and preparation method and application thereof |
CN108587051A (en) * | 2018-05-10 | 2018-09-28 | 浙江科马摩擦材料股份有限公司 | A kind of high temperature resistant anticracking clutch surface and its preparation process |
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Application publication date: 20171017 |