CN101555399A - Novel brake pad material of truck - Google Patents
Novel brake pad material of truck Download PDFInfo
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- CN101555399A CN101555399A CNA2009100155603A CN200910015560A CN101555399A CN 101555399 A CN101555399 A CN 101555399A CN A2009100155603 A CNA2009100155603 A CN A2009100155603A CN 200910015560 A CN200910015560 A CN 200910015560A CN 101555399 A CN101555399 A CN 101555399A
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Abstract
The invention relates to a frictional material, in particular to a novel brake pad material of truck. The invention provides a novel brake pad material of a truck, wherein the novel brake pad material is used in a dry one-step hot press molding process applied to a nanocopper modified phenolic resin agglutination technology and a parent material modifying and adjusting technology. The raw material mixing ratio of the novel brake pad material is as below: 15%-20% of binder, 30%-50% of framework material, 10%-15% of friction enhancing agent, 5%-10% of anti-friction agent and 20%-30% of filling material. The binder is nanocopper modified phenolic resin, the framework material is mineral fibre and the like, the friction enhancing agent is great-hardness chromium ore power, and the like, the anti-friction agent is low-hardness graphite, and the like, the filling material is BaSO4, coarse whiting, and the like. The novel brake pad material has the advantage that a brake lining has a stable friction factor, stable recovery performance, good heat resistance, no crack performance, low speed sensitivity, good wearability and no braking noise.
Description
One, technical field:
The present invention relates to a kind of friction materials, especially a kind of novel brake pad material of truck.
Two, background technology:
Brake facing is made of steel backing, bonding thermofin and friction layer, and wherein friction layer is made up of strongthener, tackiness agent and filler (frictional property regulator).By the difference of mode of braking, brake facing can be divided into two kinds of fermented soya beans, salted or other wise formula and disc types, and by the difference of friction material prescription, brake facing then can be divided into three kinds on asbestos type, semipermanent mold and NAO type (promptly not having asbestos organism type).Asbestos type brake facing: asbestos contain five to seven kinds of basic mixtures for the friction materials on basis, they comprise reinforcing uses fibrous magnesium silicate, multiple interpolation material and tackiness agent, as Semen Lini oil, resin, benzene intoxicatedly wake up, resin is as the strongthener of friction layer, asbestos account for 40-60%.Asbestos have high strength and resistant to elevated temperatures characteristic, but the asbestos heat conductivility is poor, and carcinogenesis is arranged, and have been forced to eliminate.The semipermanent mold brake facing: semimetal friction material is made up of binding agent, fortifying fibre, frictional property regulator and filler four big class materials and is adopted Steel Wool steel fiber, mica, silica, the rubbery chip strongthener as friction layer, does not contain asbestos.Press the height of metal fibre content, the branch of height, half, low metal is arranged again.The Steel Wool steel fiber has higher intensity and thermal conductivity, and is generally wear-resisting, but is easier to produce noise.The technical process of traditional processing technology (adopting dry method two one-step forming technologies) is: starting material → check → batching → batch mixing → cold-forming → hot pressing → upward anchor clamps → thermal treatment → inside and outside lonely mill → fluting → boring → seal mark → encapsulation.The defective of prior art: (1) traditional theory adopts the simple synthetic of single fibrous magnesium silicate, metallic substance and resol; Do not meet environmental requirement, the GB12676-1999 standard has banned use of asbestos.(2) traditional friction materials product adopts weight percent research and development product design theory; Can not accurately quantize, the research and development of products cycle is long;
Three, summary of the invention:
The object of the present invention is to provide and a kind ofly developing and drawing German FRIMATEC company synchronously, on the basis of the advanced Formula Design thought in U.S. LINK laboratory, adopt the multiple material personal characteristics of nonmetallic composite integrated technology, the modification of nanometer copper modified phenolic resins bonding technology and fertile material, regulation technology is developed, and hot press forming technology of international one step of advanced dry method of utilization, adopt the DCS control techniques to implement production process control and with KruassJF-132 automatically, the KruassJF160 friction material test machine is main quality examination analysis and Control system, the solution cargo truck overloads under the different working conditions, the heat fading defective of middle high temperature section, thus realize brake safe, reliably, sensitive, the novel brake pad material of truck of a series of technical barriers such as fray of noiselessness and mating plate.The novel brake pad material of truck proportioning raw materials is that 15% ~ 20% binding agent, 30% ~ 50% framework material, 10% ~ 15% increase the agent that rubs, 5% ~ 10% low friction compound, 20% ~ 30% packing material, described binding agent is a nanometer copper modified phenolic resins, framework material is mineral fibre class, glass fibre, aramid fiber, cellulosic fibre, carbon fiber etc., increasing the agent that rubs is big hardness material chromite ore fine, Feldspar Powder, brown corundum etc., low friction compound is hardness graphite less than normal, coke, molybdenumdisulphide etc., and weighting agent is BaSO
4, coarse whiting etc.Its technical process is according to the above-mentioned raw materials weighing and proportioning, again with its batch mixing, carries out hot-forming, thermal treatment then successively, grinds outer arc, mill inner arc again, holes, finish grindes outer arc at last, through check back finished product warehouse-in.The present invention after employing said ratio and the technology has following beneficial effect:
(1) brake facing has stable frictional coefficient and restorability;
(2) brake facing has good thermotolerance, and crack performance does not take place;
(3) speed sensitivity of brake facing is little;
(4) brake facing has good wear resistance;
(5) brakeless noise;
It learns the tomography theory according to friction materials, substitutes the nonmetalliferous ore cotton fibre of conventional friction material fibrous magnesium silicate, combines with nanometer copper modified phenolic resins, solves the know-why of the thermoplastic resin-based continuous fiber composite material of the novel product for braking of multiple use.Improve the friction materials over-all properties, the business association degree is big.Nanometer copper modified phenolic resins has low temperature moulding, thermotolerance, affinity and good tensile strength and sliding capability are arranged, frictional interface can produce high temperature when the present invention is directed to heavy-duty car adjustment braking, pass through thermal test, thermal weight loss test and thermolysis are tested and free phenol content are analyzed, selected high-performance nonmetallic composite is as friction materials, simultaneously, for intensity and the anti-shear performance that improves brake(-holder) block, prevent the friction materials hot cracking, the nanometer copper modified phenolic resins and the high-quality carbon back fortifying fibre of fine affinity have been selected to have, and carry out compound with other fibers, guaranteeing that product has good friction and wear behavior and physical and mechanical properties, and has good surface appearance; For stability and the restorability that improves frictional coefficient, through constant speed test, bench testing, more than 80 kinds of starting material are compared test, therefrom selected the comparatively ideal frictional property regulator that is complementary with nonmetallic composite and caking agent.The present invention changes traditional friction materials product weight per-cent method of design for the volume method of design makes friction materials research and development of products design, enters the scientific quantification track, becomes the know-why of product design.This project adopts " the density design of internal structure " method; Utilization nonmetallic composite " adaptivity " technology in friction process; Adopting the regression of friction materials resin structure functional element is the technology of processing medium element.The project product technology is reached advanced world standards.The utilization electronic information technology is transformed friction materials product traditional processing technology, realizes control of DCS production process and quality product Automatic Detection and Control, enhances productivity, and promotes product quality level.
This project adopts advanced dry method one-step moulding production technique and nanometer copper modified phenolic resins bonding technology, improves automobile brake, safety performance.This project will develop and draw German FRIMATEC company synchronously, on the basis of the advanced Formula Design thought in U.S. LINK laboratory, adopt the multiple material personal characteristics of nonmetallic composite integrated technology, the modification of nanometer copper modified phenolic resins bonding technology and fertile material, regulation technology is developed, and hot press forming technology of international one step of advanced dry method of utilization, adopt the DCS control techniques to implement production process control and with KruassJF-132 automatically, the KruassJF160 friction material test machine is main quality examination analysis and Control system, the solution cargo truck overloads under the different working conditions, the heat fading defective of middle high temperature section, thus realize brake safe, reliably, sensitive, a series of technical barriers such as fray of noiselessness and mating plate.
Project has realized the transformation of traditional friction materials product " design of component part by weight " method to material " the volume design of internal structure "; Make full use of nonmetal, compound fibric " adaptivity " theory in friction process; With the regression of resin structure functional element is the processing medium element, develops the nonmetal, compound fibric high-performance heavy-duty car brake facing with international most advanced level.Become the auxiliary products of heavy-duty car mainstream car design such as steyr, luxurious Volvo Ou Man, successfully realized the update of traditional fibrous magnesium silicate base brake facing.
Frictional interface can produce high temperature when this project was braked at the heavy-duty car adjustment, pass through thermal test, thermal weight loss test and thermolysis are tested and free phenol content are analyzed, select and do the performance nonmetallic composite as friction materials, simultaneously, for intensity and the anti-shear performance that improves brake(-holder) block, improve the stability and the restorability of frictional coefficient, prevent the friction materials hot cracking, selected to have excellent affinity, low temperature moulding, thermotolerance, affinity and the nanometer copper modified phenolic resins that good tensile strength and sliding capability are arranged, more than 80 kinds of starting material are compared test, therefrom selected the nonmetal composite reinforcing fiber of multiple high-quality, adopt an advanced step hot press forming technology, to guarantee that product has good friction and wear behavior and physical and mechanical properties, and has a good surface appearance, thereby overcome heavy-duty car under operating mode and the varying duty condition in the heat fading defective of high-temperature area, physicals is better than the technical indicator of traditional standard; And sensitive, safe, comfortable, reliable, the noiselessness of braking and mating plate fray, and brake(-holder) block work-ing life is brought up to more than 70,000 kilometers by original 50,000 kilometers.
Four, specific embodiment:
Embodiment 1, novel brake pad material of truck proportioning raw materials are that 15% ~ 20% binding agent, 30% ~ 50% framework material, 10% ~ 15% increase the agent that rubs, 5% ~ 10% low friction compound, 20% ~ 30% packing material, described binding agent is a nanometer copper modified phenolic resins, framework material is mineral fibre class, glass fibre, aramid fiber, cellulosic fibre, carbon fiber etc., increasing the agent that rubs is big hardness material chromite ore fine, Feldspar Powder, brown corundum etc., low friction compound is hardness graphite less than normal, coke, molybdenumdisulphide etc., and weighting agent is BaSO
4, coarse whiting etc.Its technical process is according to the above-mentioned raw materials weighing and proportioning, again with its batch mixing, carries out hot-forming, thermal treatment then successively, grinds outer arc, mill inner arc again, holes, finish grindes outer arc at last, through check back finished product warehouse-in.
Embodiment 2, friction materials are made up of binding agent, fortifying fibre, frictional property regulator and filler four big class materials and adopt glass fibre, carbon fiber, mica, silica, the rubbery chip strongthener as friction layer, do not contain asbestos, metal.This product has very strong wear resistance, stable friction factor, noiselessness.
Nonmetal brake block friction material is formed
| Component type | Component | Function |
| Resin | Nanometer copper modified phenolic resins | Bonding, glue connection |
| Fiber | Glass fibre, carbon fiber, pottery, copper fiber, Stainless Steel Fibre etc. | Gain in strength |
| Metal powder | Cu, Cu-Zn, Cu-Sn, Zn, Fe, Al, et al | Increase friction coefficient increases frictional coefficient |
| Solid lubricant | Graphite, MoS 2, Sb 2S 3, Sn 2S 3, PbS, ZnS, mica, et al | Lubricated, prevent that friction materials from adhering on the dual face. |
| Increase grinding agent | Al 2O 3, SiO 2, MgO, Fe 3O 4, Cr 2O 3, SiC, ZrSiO 4, kyanite (Al 2SiO 5), et al | Regulate frictional coefficient, clean metal antithesis surface. |
| Organic filler | Rubber scraps | Reduce the low temperature abrasion |
| Non-organic filler | Vermiculite, BaSO 4, CaCO 3, Ca (OH) 2, MgO, et al | Reduce the abrasion of high temperature temperature |
NAO type (promptly not having asbestos organism type) brake facing: comprise 17 kinds of different mixture materials, mainly use aramid fiber, glass fibre or other fiber (carbon, pottery) to be used as reinforcement material, its performance depends primarily on the type and the additive thereof of fiber.
Claims (2)
1, a kind of novel brake pad material of truck, it is characterized in that: proportioning raw materials is that 15% ~ 20% binding agent, 30% ~ 50% framework material, 10% ~ 15% increase the agent that rubs, 5% ~ 10% low friction compound, 20% ~ 30% packing material, described binding agent is a nanometer copper modified phenolic resins, framework material is mineral fibre class, glass fibre, aramid fiber, cellulosic fibre, carbon fiber etc., increasing the agent that rubs is big hardness material chromite ore fine, Feldspar Powder, brown corundum etc., low friction compound is hardness graphite less than normal, coke, molybdenumdisulphide etc., and weighting agent is BaSO
4, coarse whiting etc.
2, novel brake pad material of truck according to claim 1, it is characterized in that: its technical process is according to the above-mentioned raw materials weighing and proportioning, again with its batch mixing, carry out hot-forming, thermal treatment then successively, grind outer arc, mill inner arc again, hole, finish grind outer arc at last, through check back finished product warehouse-in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100155603A CN101555399A (en) | 2009-05-20 | 2009-05-20 | Novel brake pad material of truck |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100155603A CN101555399A (en) | 2009-05-20 | 2009-05-20 | Novel brake pad material of truck |
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| CN101555399A true CN101555399A (en) | 2009-10-14 |
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| CNA2009100155603A Pending CN101555399A (en) | 2009-05-20 | 2009-05-20 | Novel brake pad material of truck |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102102009A (en) * | 2011-01-13 | 2011-06-22 | 青岛华瑞丰机械有限公司 | Method for preparing yaw friction plate of wind driven generator from tetra-needle like zinc oxide whiskers |
| CN102359522A (en) * | 2011-08-04 | 2012-02-22 | 重庆市璧山宏向汽配有限公司 | Brake friction plate and preparation method thereof |
| CN102382626A (en) * | 2011-08-25 | 2012-03-21 | 东营博瑞制动系统有限公司 | Formula of carbon fiber based friction material and manufacturing method thereof |
| WO2012088638A1 (en) * | 2010-12-30 | 2012-07-05 | 湖南博云汽车制动材料有限公司 | High temperature resistant ceramic based automotive friction material and production method thereof |
| CN102797775A (en) * | 2012-08-22 | 2012-11-28 | 辽宁九通摩擦材料有限公司 | Automobile brake lining containing water granulated slag and manufacturing method of automobile brake lining |
| CN102925105A (en) * | 2012-10-10 | 2013-02-13 | 西北工业大学 | Calcium-sulfate-whisker-reinforced carbon fiber resin-base friction material and preparation method thereof |
| CN103335044A (en) * | 2013-06-27 | 2013-10-02 | 武汉市祥龙摩擦材料有限责任公司 | Zirconium oxide modified novel high temperature resistant ceramic car disc brake pad and preparation method thereof |
| CN103820078A (en) * | 2012-12-27 | 2014-05-28 | 盐城市鑫浩机械制造有限公司 | Method for preparing brake pad friction material by using rice and wheat straws |
| CN105605132A (en) * | 2016-03-08 | 2016-05-25 | 泉州市力将机件企业有限公司 | Car brake pad |
| CN105713569A (en) * | 2016-03-09 | 2016-06-29 | 苏州莱特复合材料有限公司 | Preparation method of fiber-doped resin based friction material |
| CN106907414A (en) * | 2017-02-27 | 2017-06-30 | 李通 | Automotive disc brake non-metallic friction materials and its preparation method and application |
| CN107246449A (en) * | 2017-06-05 | 2017-10-13 | 海盐欧亚特汽配有限公司 | A kind of durable drum-type brake pad |
| WO2017206271A1 (en) * | 2016-06-01 | 2017-12-07 | 江苏金麦穗新能源科技股份有限公司 | Process for producing waste-fabric fiber brake-pad friction material |
| CN107559359A (en) * | 2017-08-14 | 2018-01-09 | 杭州西湖摩擦材料有限公司 | A kind of anti-cracking brake block |
| CN107664169A (en) * | 2016-07-28 | 2018-02-06 | 常军 | The processing method of automobile brake sheet |
| CN108518434A (en) * | 2018-03-30 | 2018-09-11 | 重庆绿陶摩擦材料有限公司 | Canescence environmentally friendly vehicle friction plate |
| CN108626279A (en) * | 2018-05-02 | 2018-10-09 | 南通新源特种纤维有限公司 | A kind of preparation method of brake for cars friction facing |
| CN111120549A (en) * | 2020-01-12 | 2020-05-08 | 宁国飞鹰汽车零部件股份有限公司 | Modified resin-based organic composite material brake pad |
| CN111410936A (en) * | 2020-04-10 | 2020-07-14 | 荆门市诺维英新材料科技有限公司 | Composite fiber high-performance friction material and preparation method thereof |
-
2009
- 2009-05-20 CN CNA2009100155603A patent/CN101555399A/en active Pending
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012088638A1 (en) * | 2010-12-30 | 2012-07-05 | 湖南博云汽车制动材料有限公司 | High temperature resistant ceramic based automotive friction material and production method thereof |
| CN102102009A (en) * | 2011-01-13 | 2011-06-22 | 青岛华瑞丰机械有限公司 | Method for preparing yaw friction plate of wind driven generator from tetra-needle like zinc oxide whiskers |
| CN102359522A (en) * | 2011-08-04 | 2012-02-22 | 重庆市璧山宏向汽配有限公司 | Brake friction plate and preparation method thereof |
| CN102359522B (en) * | 2011-08-04 | 2013-03-20 | 重庆市璧山宏向汽配有限公司 | Brake friction plate and preparation method thereof |
| CN102382626A (en) * | 2011-08-25 | 2012-03-21 | 东营博瑞制动系统有限公司 | Formula of carbon fiber based friction material and manufacturing method thereof |
| CN102797775A (en) * | 2012-08-22 | 2012-11-28 | 辽宁九通摩擦材料有限公司 | Automobile brake lining containing water granulated slag and manufacturing method of automobile brake lining |
| CN102925105A (en) * | 2012-10-10 | 2013-02-13 | 西北工业大学 | Calcium-sulfate-whisker-reinforced carbon fiber resin-base friction material and preparation method thereof |
| CN103820078A (en) * | 2012-12-27 | 2014-05-28 | 盐城市鑫浩机械制造有限公司 | Method for preparing brake pad friction material by using rice and wheat straws |
| CN103820078B (en) * | 2012-12-27 | 2015-06-17 | 盐城市鑫浩机械制造有限公司 | Method for preparing brake pad friction material by using rice and wheat straws |
| CN103335044A (en) * | 2013-06-27 | 2013-10-02 | 武汉市祥龙摩擦材料有限责任公司 | Zirconium oxide modified novel high temperature resistant ceramic car disc brake pad and preparation method thereof |
| CN103335044B (en) * | 2013-06-27 | 2015-11-18 | 武汉市祥龙摩擦材料有限责任公司 | The preparation method of zirconium oxide modification novel fire resistant pottery car disk type brake disc |
| CN105605132A (en) * | 2016-03-08 | 2016-05-25 | 泉州市力将机件企业有限公司 | Car brake pad |
| CN105713569A (en) * | 2016-03-09 | 2016-06-29 | 苏州莱特复合材料有限公司 | Preparation method of fiber-doped resin based friction material |
| WO2017206271A1 (en) * | 2016-06-01 | 2017-12-07 | 江苏金麦穗新能源科技股份有限公司 | Process for producing waste-fabric fiber brake-pad friction material |
| CN107664169A (en) * | 2016-07-28 | 2018-02-06 | 常军 | The processing method of automobile brake sheet |
| CN106907414A (en) * | 2017-02-27 | 2017-06-30 | 李通 | Automotive disc brake non-metallic friction materials and its preparation method and application |
| CN106907414B (en) * | 2017-02-27 | 2018-10-23 | 李通 | Automotive disc brake non-metallic friction materials and its application |
| CN107246449A (en) * | 2017-06-05 | 2017-10-13 | 海盐欧亚特汽配有限公司 | A kind of durable drum-type brake pad |
| CN107559359A (en) * | 2017-08-14 | 2018-01-09 | 杭州西湖摩擦材料有限公司 | A kind of anti-cracking brake block |
| CN108518434A (en) * | 2018-03-30 | 2018-09-11 | 重庆绿陶摩擦材料有限公司 | Canescence environmentally friendly vehicle friction plate |
| CN108626279A (en) * | 2018-05-02 | 2018-10-09 | 南通新源特种纤维有限公司 | A kind of preparation method of brake for cars friction facing |
| CN111120549A (en) * | 2020-01-12 | 2020-05-08 | 宁国飞鹰汽车零部件股份有限公司 | Modified resin-based organic composite material brake pad |
| CN111120549B (en) * | 2020-01-12 | 2021-06-11 | 安徽飞鹰汽车零部件股份有限公司 | Modified resin-based organic composite material brake pad |
| CN111410936A (en) * | 2020-04-10 | 2020-07-14 | 荆门市诺维英新材料科技有限公司 | Composite fiber high-performance friction material and preparation method thereof |
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Application publication date: 20091014 |