CN103122959B - High-temperature wear-resisting ceramic composite fiber brake block - Google Patents
High-temperature wear-resisting ceramic composite fiber brake block Download PDFInfo
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- CN103122959B CN103122959B CN201310074025.1A CN201310074025A CN103122959B CN 103122959 B CN103122959 B CN 103122959B CN 201310074025 A CN201310074025 A CN 201310074025A CN 103122959 B CN103122959 B CN 103122959B
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Abstract
The invention relates to a high-temperature wear-resisting ceramic composite fiber brake block which is manufactured by processing framework materials and auxiliary materials through material mixing, mould pressing, hot press molding and solidification procedures, wherein the framework materials comprise bismaleimide modified phenolic resin, short aramid fiber, high-purity ceramic fiber, potassium titanate fiber, mineral fiber, barium titanate and nickel; the auxiliary materials comprise molybdenum sulfide and / or tin sulfide, graphite and / or coke, acrylonitrile-butadiene rubber, mica, zinc oxide, stearic acid, barium sulfate and 4010-type antiager. The high-temperature wear-resisting ceramic composite fiber brake block solves the problems existing in the prior brake blocks, can well avoid high-speed decay and high-temperature decay, has the advantages of being good in staibility and long in service life, and is a high-temperature wear-resisting ceramic composite fiber brake block which is low in noise, high in intensity and low in pollution.
Description
Technical field
The present invention relates to the brake block of friction material field, specifically a kind of high temperature wear resistant ceramic composite fiber brake block.
Background technique
The friction material of current making brake block is mainly divided into traditional asbestos type brake block, metal mixed type brake block and ceramic-based friction material brake block.Wherein: asbestos type brake block outstanding problem is that intensity is low, poor heat stability, easy to wear, be eliminated gradually; Metal mixed type brake block main material Steel Fibre is as reinforcing fiber, its advantage is that tenor is higher, there is higher intensity and thermal conductivity, but the metal that its outstanding problem is high-load easily causes increases the noise of brake system and wearing and tearing, and need higher retardation pressure with the use of; Ceramic-based friction material brake block, for the new material developed in recent years, be used as framework material with aramid fibre and other organic fiber, inorfil composite fiber, coordinate phenolic resin as tackiness agent, both maintain the advantage of the brake block of asbestos brake lining and metallic material, overcome again respective Problems existing simultaneously.
Chinese patent CN101792654.A discloses a kind of ceramic-base/NAO composite friction material and preparation method, its framework material have employed phenolic resin, aramid fibre, silica ceramic fiber, potassium titanate fibre, zirconium oxide, copper, barium sulphate and comprise wollastonite fibre, the reinforcing fibre material of mineral fibre, further comprises many auxiliary material in addition in batching, as artificial gold, molybdenum sulfide, synthetic graphite, native graphite, coke, vermiculite, mica, zirconium silicate, aluminium oxide, magnesium oxide, calcium oxide, water and calcium silicate, calcium carbonate, sodium bicarbonate, cashew nut oil Frication powder, rubber etc.Its technology outstanding feature is that make use of silica ceramic fiber instead of steel fiber, the problem such as solve the ubiquitous noise of semimetal hybrid type brake block and wearing and tearing, get rusty, and reduces the requirement of brake control power, has the higher anti-ageing ability of moving back.
Along with the high speed development of automotive engineering, it has had higher requirement to active safety, therefore existing friction material brake sheet lacks the design of science due to material adapted, still there is the problem such as low in decline at a high speed, high temperature decline, stability, noise and vibration and working life.
Summary of the invention
Object of the present invention be exactly for prior art exist defect, a kind of both low noise, high strength are provided, oligosaprobic while, significantly improve the high temperature wear resistant ceramic composite fiber brake block in working life.
To achieve these goals, the present invention, through repeatedly analyzing the characteristic of existing lamination coating, tackiness agent and associated materials, study and test, proposes following technological scheme:
A kind of high temperature wear resistant ceramic composite fiber brake block, by framework material and auxiliary material through batch mixing, mold pressing, hot-forming and curing process is processed into, wherein, framework material comprises: the Phenolic Resin Modified By Bismaleimide of 10-15 weight portion, the aramid fiber short fibre of 3-8 weight portion, the high-purity ceramic fiber of 6-15 weight portion, the potassium titanate fibre of 5-10 weight portion, the mineral fibre of 2-5 weight portion, the barium titanate of 10-20 weight portion and the nickel of 3-8 weight portion, auxiliary material comprise: the molybdenum sulfide of 5-10 weight portion or artificial gold (or the molybdenum sulfide of 5-10 weight portion and the mixture of artificial gold), the graphite of 6-8 weight portion or coke (or the graphite of 6-8 weight portion and the mixture of coke), the butyronitrile rubber of 4-6 weight portion, the mica of 3-8 weight portion, the zine oxide of 4-6 weight portion, the stearic acid of 1-3 weight portion, the barium sulphate of 2-3 weight portion and 4010 type age resister of 1-3 weight portion.
Its optimized project is that framework material comprises: the Phenolic Resin Modified By Bismaleimide of 12-13.5 weight portion, the aramid fiber short fibre of 5-6 weight portion, the high-purity ceramic fiber of 9-12 weight portion, the potassium titanate fibre of 7-8 weight portion, the mineral fibre of 3-4 weight portion, the barium titanate of 15-18 weight portion and the nickel of 5-6 weight portion, auxiliary material comprise: the molybdenum sulfide of 7-9 weight portion or artificial gold (or the molybdenum sulfide of 5-10 weight portion and the mixture of artificial gold), the graphite of 6-8 weight portion or coke (or the graphite of 6-8 weight portion and the mixture of coke), 4.5-5 the butyronitrile rubber of weight portion, the mica of 5-6 weight portion, 4.5-5 the zine oxide of weight portion, 1.5-2 the stearic acid of weight portion, the barium sulphate of 2-3 weight portion and 4010 type age resister of 1.5-3 weight portion.
Described high-purity ceramic fiber, for containing chromium ceramic fiber, namely adds weight ratio 3% ~ 6% chromium oxide in high-purity ceramic fiber.
Technological scheme of the present invention is on the basis of using for reference prior art, and innovation employs a lot of new materials audaciously.First ceramic fibre material has first used high-purity ceramic fiber, and particularly containing chromium ceramic fiber, the crystallization occurred under can suppressing amorphous cellulose heating condition changes, fiber serviceability temperature 1200 DEG C.Barium titanate as organotitanium polymer, with playing surface active agent, dispersing agent, water repellent agent or rust preventing agent in the present invention, and low price.In framework material, add nickel, can improve mechanical strength, significantly expansion coefficient in addition, and nickel and chromium are arranged in pairs or groups and improved its corrosion resistance.Basic material tackiness agent as brake block have employed bismaleimides especially and first obtains performed polymer through series reaction such as chain extensions, then its phenol-formaldehyde resin modified is used, due to the good heat resistance of bimaleimide resin, heat resistance through the phenolic resin of its modification significantly improves, experiment shows, its highest decomposition temperature has brought up to 637.9 DEG C by 591 DEG C, and the thermal weight loss rate of hot stage diminishes.The butyronitrile rubber increased in other auxiliary materials improves the stickiness of brake block, simplifies production technology.4010 type age resister improve product high temperature ageing-resistant performance.Molybdenum sulfide and/or artificial gold have more the feature of environmental protection.
It is few that the present invention has food ingredient, and production technology is simple.Its brake block prepared solves existing brake block Problems existing, has better decline at a high speed, high temperature decline, stability and working life.A kind of both low noise, high strength, oligosaprobic high temperature wear resistant ceramic composite fiber brake block.
Embodiment
Embodiment 1
A kind of high temperature wear resistant ceramic composite fiber brake block, by framework material and auxiliary material through batch mixing, mold pressing, hot-forming and curing process is processed into, wherein, framework material comprises: the Phenolic Resin Modified By Bismaleimide of 10 weight portions, the aramid fiber short fibre of 3 weight portions, the high-purity ceramic fiber of 6 weight portions, the potassium titanate fibre of 5 weight portions, the mineral fibre of 2 weight portions, the barium titanate of 10 weight portions and the nickel of 3 weight portions, auxiliary material comprise: the molybdenum sulfide of 5 weight portions or artificial gold (or the molybdenum sulfide of 5 weight portions and the mixture of artificial gold), the graphite of 6 weight portions or coke (or the graphite of 6 weight portions and the mixture of coke), the butyronitrile rubber of 4 weight portions, the mica of 3 weight portions, the zine oxide of 4 weight portions, the stearic acid of 1 weight portion, the barium sulphate of 2 weight portions and 4010 type age resister of 1 weight portion.
Embodiment 2
A kind of high temperature wear resistant ceramic composite fiber brake block, by framework material and auxiliary material through batch mixing, mold pressing, hot-forming and curing process is processed into, wherein, framework material comprises: the Phenolic Resin Modified By Bismaleimide of 15 weight portions, the aramid fiber short fibre of 8 weight portions, the high-purity ceramic fiber of 15 weight portions, the potassium titanate fibre of 10 weight portions, the mineral fibre of 5 weight portions, the barium titanate of 20 weight portions and the nickel of 8 weight portions, auxiliary material comprise: the molybdenum sulfide of 10 weight portions or artificial gold (or the molybdenum sulfide of 10 weight portions and the mixture of artificial gold), the graphite of 8 weight portions or coke (or the graphite of 8 weight portions and the mixture of coke), the butyronitrile rubber of 6 weight portions, the mica of 8 weight portions, the zine oxide of 6 weight portions, the stearic acid of 3 weight portions, the barium sulphate of 3 weight portions and 4010 type age resister of 3 weight portions.
Embodiment 3,
Its optimized project high temperature wear resistant ceramic composite fiber brake block a kind of, framework material comprises: the Phenolic Resin Modified By Bismaleimide of 13.5 weight portions, the aramid fiber short fibre of 5.6 weight portions, the high-purity ceramic fiber of 10 weight portions, the potassium titanate fibre of 7 weight portions, the mineral fibre of 3 weight portions, the barium titanate of 16 weight portions and the nickel of 5.5 weight portions, auxiliary material comprise: the molybdenum sulfide of 8 weight portions or artificial gold (or the molybdenum sulfide of 8 weight portions and the mixture of artificial gold), the graphite of 6.5 weight portions or coke (or the graphite of 6.5 weight portions and the mixture of coke), the butyronitrile rubber of 4.5 weight portions, the mica of 5.5 weight portions, the zine oxide of 5 weight portions, the stearic acid of 1.5 weight portions, the barium sulphate of 2.5 weight portions and 4010 type age resister of 2 weight portions.
High-purity ceramic fiber in above-described embodiment preferentially containing chromium ceramic fiber, namely adds weight ratio 4.5% chromium oxide in high-purity ceramic fiber.
The brake block testing property of above-described embodiment
1, high temperature: in the process of brake, maximum temperature can reach 650 degree, and brake block can not change its performance (friction factor and wear rate), brings to a halt and there will not be full of cracks.
2, wear-resisting with the damage to antithesis: 100,000 kilometers of nothings gnaw brake disc, break-in is very even, wear rate 0.2---0.5 millimeter.
3, noise free: frequency noise 150-480.
4, without black foam: after brake, wheel disc does not have black powder.
5, sensitive uniform brake: to feel when touching on the brake and sensitive, comfortable.
6, stable brake process: steady, even, safe braking effect;
7, brake block hardness is: 45-65HB.
8, friction factor 0.38-0.45 sensitivity is good.
9, disc type brake hydraulic pressure is less than 7Mpa.
10, heat fade≤20%.
11, on year-on-year basis price lower than imported product more than 70%.
Claims (3)
1. a high temperature wear resistant ceramic composite fiber brake block, by framework material and auxiliary material through batch mixing, mold pressing, hot-forming and curing process is processed into, it is characterized in that framework material comprises: the Phenolic Resin Modified By Bismaleimide of 10-15 weight portion, the aramid fiber short fibre of 3-8 weight portion, the high-purity ceramic fiber of 6-15 weight portion, the potassium titanate fibre of 5-10 weight portion, the mineral fibre of 2-5 weight portion, the barium titanate of 10-20 weight portion and the nickel of 3-8 weight portion, auxiliary material comprise: the molybdenum sulfide of 5-10 weight portion or artificial gold, or the molybdenum sulfide of 5-10 weight portion and the mixture of artificial gold, the graphite of 6-8 weight portion or coke, or the graphite of 6-8 weight portion and the mixture of coke, the butyronitrile rubber of 4-6 weight portion, the mica of 3-8 weight portion, the zine oxide of 4-6 weight portion, the stearic acid of 1-3 weight portion, the barium sulphate of 2-3 weight portion and 4010 type age resister of 1-3 weight portion.
2. high temperature wear resistant ceramic composite fiber brake block according to claim 1, it is characterized in that framework material comprises: the Phenolic Resin Modified By Bismaleimide of 12-13.5 weight portion, the aramid fiber short fibre of 5-6 weight portion, the high-purity ceramic fiber of 9-12 weight portion, the potassium titanate fibre of 7-8 weight portion, the mineral fibre of 3-4 weight portion, the barium titanate of 15-18 weight portion and the nickel of 5-6 weight portion, auxiliary material comprise: the molybdenum sulfide of 7-9 weight portion or artificial gold, or the molybdenum sulfide of 7-9 weight portion and the mixture of artificial gold, the graphite of 6-8 weight portion or coke, or the graphite of 6-8 weight portion and the mixture of coke, 4.5-5 the butyronitrile rubber of weight portion, the mica of 5-6 weight portion, 4.5-5 the zine oxide of weight portion, 1.5-2 the stearic acid of weight portion, the barium sulphate of 2-3 weight portion and 4010 type age resister of 1.5-3 weight portion.
3. high temperature wear resistant ceramic composite fiber brake block according to claim 1 and 2, is characterized in that described high-purity ceramic fiber is for containing chromium ceramic fiber, namely adds weight ratio 3% ~ 6% chromium oxide in high-purity ceramic fiber.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310074025.1A CN103122959B (en) | 2013-03-08 | 2013-03-08 | High-temperature wear-resisting ceramic composite fiber brake block |
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| CN201310074025.1A CN103122959B (en) | 2013-03-08 | 2013-03-08 | High-temperature wear-resisting ceramic composite fiber brake block |
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| CN103122959A CN103122959A (en) | 2013-05-29 |
| CN103122959B true CN103122959B (en) | 2015-04-15 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6304984B2 (en) * | 2013-09-17 | 2018-04-04 | 曙ブレーキ工業株式会社 | Friction material |
| CN104110455B (en) * | 2014-06-20 | 2017-01-25 | 宁国飞鹰汽车零部件股份有限公司 | Brake pad |
| US10233988B2 (en) | 2015-09-23 | 2019-03-19 | Akebono Brake Industry Co., Ltd | Friction material |
| CN106117956A (en) * | 2016-06-29 | 2016-11-16 | 芜湖德业摩擦材料有限公司 | A kind of low noise high temperature resistant brake |
| CN105927688B (en) * | 2016-07-06 | 2017-12-12 | 辽宁科技大学 | Graphitized fibre, carbon fiber, ceramic fibre brake disc and manufacturing process |
| CN106336610A (en) * | 2016-07-31 | 2017-01-18 | 贾明昌 | High-temperature wear-resisting friction plate and production process thereof |
| JP6822236B2 (en) * | 2017-03-15 | 2021-01-27 | 株式会社アドヴィックス | Friction material |
| CN107461434A (en) * | 2017-06-28 | 2017-12-12 | 河池市森机械有限责任公司 | Automobile brake sheet |
| CN110081107B (en) * | 2019-03-27 | 2021-02-02 | 山东金麒麟股份有限公司 | Friction material, brake pad prepared from friction material and preparation method |
| CN113757279B (en) * | 2021-10-11 | 2023-09-15 | 上海壬丰新材料科技有限公司 | Alkaline earth metal oxide-containing aluminum alloy brake disc automobile brake pad and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101178104A (en) * | 2007-11-27 | 2008-05-14 | 信义集团公司 | Method for producing brake block by scaly tartar salt |
| CN101768324A (en) * | 2009-12-24 | 2010-07-07 | 信义集团公司 | Method for manufacturing brake lining with silicate whisker |
| CN101792654A (en) * | 2009-07-27 | 2010-08-04 | 湖北赤壁赛飞摩擦材料有限公司 | Ceramic base/NAO composite friction material and preparation method thereof |
| CN102478091A (en) * | 2010-11-23 | 2012-05-30 | 宋亚军 | Formula for ceramic brake pad and manufacturing technology of ceramic brake pad |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5785876A (en) * | 1980-11-14 | 1982-05-28 | Akebono Brake Ind Co Ltd | Non-asbestos light-load friction material |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101178104A (en) * | 2007-11-27 | 2008-05-14 | 信义集团公司 | Method for producing brake block by scaly tartar salt |
| CN101792654A (en) * | 2009-07-27 | 2010-08-04 | 湖北赤壁赛飞摩擦材料有限公司 | Ceramic base/NAO composite friction material and preparation method thereof |
| CN101768324A (en) * | 2009-12-24 | 2010-07-07 | 信义集团公司 | Method for manufacturing brake lining with silicate whisker |
| CN102478091A (en) * | 2010-11-23 | 2012-05-30 | 宋亚军 | Formula for ceramic brake pad and manufacturing technology of ceramic brake pad |
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| CN103122959A (en) | 2013-05-29 |
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