CN102345696A - Full ceramic brake pad and machining method thereof - Google Patents
Full ceramic brake pad and machining method thereof Download PDFInfo
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- CN102345696A CN102345696A CN2011102828766A CN201110282876A CN102345696A CN 102345696 A CN102345696 A CN 102345696A CN 2011102828766 A CN2011102828766 A CN 2011102828766A CN 201110282876 A CN201110282876 A CN 201110282876A CN 102345696 A CN102345696 A CN 102345696A
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Abstract
The invention relates to the technical field of automobile brake pads, and in particular discloses a full ceramic brake pad and a machining method thereof. The full ceramic brake pad is characterized by comprising the following components: modified phenolic resin, ceramic fiber, natural cellulose fibers, graphite, calcined petroleum coke, soft calcified coke, antimony sulfide, aluminum silicate hollow spheres, barite, brown fused alumina, silicon carbide, calcium carbonate, mica, vermiculite and cashew nut shell oil friction powder. The brake pad has the advantages of low specific gravity, no corrosion, stable friction coefficient, low heat fade and no damage to dual discs; the brake pad is suitable for various severe conditions, has no soot or spark, and is safe in braking; the brake pad has low noise, and can greatly reduce braking noise and reduce urban noise pollution; the brake pad has the property of ceramic, and is stable and comfortable in braking and high in using temperature; and the brake pad is formed by one-time die pressing, the method is high in production efficiency and high in yield, and the brake pad is stable in quality.
Description
(1) technical field
The present invention relates to the automobile brake sheet technical field, particularly a kind of full ceramic brake and processing method thereof.
(2) background technique
The automobile brake sheet that tradition is used has asbestos base, semimetal and low metal brake block; All there is certain defective in these several types of brake blocks in application: asbestos base brake block heat is lost serious; Incompatibility high speed operation braking, and asbestos are a kind of carcinogens, ban use of at present; Semi-metallic brake pad mainly by Steel Fibre as framework material; Phenolic resin is as tackiness agent; Iron powder is as anti-wear agent; Adding various functional fillers again is composited; It is bigger than great, fragility, friction temperature high and low frequency noise is big, big and the high temperature decline is serious to the antithesis wearing and tearing; Be prone to cause the high temperature brake to lose efficacy the Security when having a strong impact on car brakeing; Advanced low metal brake block is that to add mineral fibre with a spot of Steel Fibre be matrix, and wearing and tearing are big, the braking travelling comfort is bad, also have adverse effect aspect the high temperature friction stability.Market presses for that a kind of frictional behaviour is preferable, the pottery property brake block of good, the environment protection type of braking travelling comfort.
(3) summary of the invention
The present invention is in order to remedy the deficiency of prior art, provides that a kind of proportion is little, stable friction factor, full ceramic brake and processing method thereof that the braking travelling comfort is good.
The present invention realizes through following technological scheme:
A kind of full ceramic brake is characterized in that: the material of brake block comprises the component of following parts by weight: phenol-formaldehyde resin modified 5-8 part, ceramic fiber 10-20 part, native cellulose fibre 1-5 part, graphite 2-10 part, calcined petroleum coke 2-10 part, flexible coke powder 2-8 part, antimony sulphide 2-10 part, hollow aluminosilicate ball 5-10 part, barite 3-5 part, brown corundum 0.1-1 part, silicon carbide 0.1-1 part, calcium carbonate 10-15 part, mica 2-5 part, vermiculite 2-5 part, cashew nut shell oil friction powder 5-10 part.
Wherein the distance of flow of phenol-formaldehyde resin modified is 15-25mm; The length of staple 10-30 micron of ceramic fiber, the length of staple 10-20 micron of native cellulose fibre, calcined petroleum coke 0.30-0.95mm, the granularity of all the other each materials is respectively: graphite 50-100 order, flexible coke powder 40-60 order, antimony sulphide 100-120 order, hollow aluminosilicate ball 30-60 order, barite 200-325 order, brown corundum 250 orders, silicon carbide 100-200 order, calcium carbonate 200-325 order, mica 20-50 order, vermiculite 35-100 order and cashew nut shell oil friction powder 40-100 order.
The processing method of this full ceramic brake is characterized in that: comprise the steps:
(1) batching: the material that takes by weighing brake block by proportioning is prepared burden, mixing time 40min;
(2) hot-forming: adopt the hot pressing one-shot forming technique, pressure is set at 180 Mpa, hot pressing time 5 minutes, 170 ℃ of hot pressing temperature patrixes, 160 ℃ of middle moulds, 160 ℃ of counterdies;
(3) heat treatment: heat treatment installation adopts heat treatment box, and treatment temperature is 150 ℃ of following 3h, 180 ℃ of following 3h;
(4) grinding: adopt the disk mill, the goods parallelism is 0.15mm, and the material plane degree is 0.1mm;
(5) spraying: adopt electrostatic painting process, the spraying equipment rotating speed is 500-1000rpm, and temperature is 150-200 ℃.
The beneficial effect of full ceramic brake of the present invention and processing method thereof is: the enhancing body ceramic fiber of use, native cellulose fibre are a kind of non-asbestos brake blocks, and health is not had injury, and the ash that do not fall is a kind of environmentally friendly machine; Proportion is little, non-corroding, and stable friction factor, heat fade is little, does not hinder the antithesis dish; Be fit to various harsh conditions, no flue dust, spark not, brake safe; Noise is little, can significantly reduce brake noise, reduces city noise and pollutes; Characteristic with pottery, brake is steady, braking is comfortable, and serviceability temperature is high; Once molding formed, manufacturing efficiency is high, and yield rate is high, constant product quality.
(4) embodiment
Below in conjunction with specific embodiment full ceramic brake provided by the present invention and processing method thereof are done further explain.
Embodiment 1:
The material of brake block comprises the component of following weight:
Phenol-formaldehyde resin modified 6 grams, ceramic fiber 15 grams, native cellulose fibre 2 grams, graphite 6 grams, calcined petroleum coke 6 grams, flexible coke powder 5 grams, antimony sulphide 6 grams, hollow aluminosilicate ball 7 grams, barite 4 grams, brown corundum 0.5 gram, silicon carbide 0.5 gram, calcium carbonate 12 grams, mica 3 grams, vermiculite 3 grams, cashew nut shell oil friction powder 7 grams; Wherein the distance of flow of phenol-formaldehyde resin modified is 20mm; 15 microns of the length of staple of 20 microns of the length of staple of ceramic fiber, native cellulose fibre, calcined petroleum coke 0.6mm, the granularity of all the other each materials is respectively: graphite 75 orders, flexible coke powder 50 orders, antimony sulphide 110 orders, hollow aluminosilicate ball 45 orders, barite 262 orders, brown corundum 250 orders, silicon carbide 160 orders, calcium carbonate 262 orders, mica 35 orders, vermiculite 67 orders and cashew nut shell oil friction powder 70 orders;
The processing method of this full ceramic brake comprises the steps:
(1) batching: the brake pad material that takes by weighing above-mentioned weight is prepared burden mixing time 40min in the automatic proportioning production line;
(2) hot-forming: adopt the hot pressing one-shot forming technique, pressure is set at 180 Mpa, hot pressing time 5 minutes, 170 ℃ of hot pressing temperature patrixes, 160 ℃ of middle moulds, 160 ℃ of counterdies;
(3) heat treatment: heat treatment installation adopts heat treatment box, and treatment temperature is 150 ℃ of following 3h, 180 ℃ of following 3h;
(4) grinding: adopt the disk mill, the goods parallelism is 0.15mm, and the material plane degree is 0.1mm;
(5) spraying: adopt electrostatic painting process, the spraying equipment rotating speed is 800rpm, and temperature is 180 ℃.
μ in stand test AK-master test
Nom=0.426, μ
F1=0.334, μ
F2=0.41, it is restorative to have good heat; Wear extent in the TRW wear test is 0.621mm; The noise greater than 70dB is 2.1% in the 0.9KHz-17.9KHz frequency in noise test J2521 test, shows that through test result this brake block can satisfy heavy goods vehicles brake requirement in normal operation.
Embodiment 2:
The material of brake block comprises the component of following weight:
Phenol-formaldehyde resin modified 5 grams, ceramic fiber 10 grams, native cellulose fibre 1 gram, graphite 2 grams, calcined petroleum coke 2 grams, flexible coke powder 2 grams, antimony sulphide 2 grams, hollow aluminosilicate ball 5 grams, barite 3 grams, brown corundum 0.1 gram, silicon carbide 0.1 gram, calcium carbonate 10 grams, mica 2 grams, vermiculite 2 grams, cashew nut shell oil friction powder 5 grams; Wherein the distance of flow of phenol-formaldehyde resin modified is 15mm; 10 microns of the length of staple of 10 microns of the length of staple of ceramic fiber, native cellulose fibre, calcined petroleum coke 0.3mm, the granularity of all the other each materials is respectively: graphite 50 orders, flexible coke powder 40 orders, antimony sulphide 100 orders, hollow aluminosilicate ball 30 orders, barite 200 orders, brown corundum 250 orders, silicon carbide 120 orders, calcium carbonate 200 orders, mica 20 orders, vermiculite 35 orders and cashew nut shell oil friction powder 40 orders;
The processing method of this full ceramic brake comprises the steps:
(1) batching: the brake pad material that takes by weighing above-mentioned weight is prepared burden mixing time 40min in the automatic proportioning production line;
(2) hot-forming: adopt the hot pressing one-shot forming technique, pressure is set at 180 Mpa, hot pressing time 5 minutes, 170 ℃ of hot pressing temperature patrixes, 160 ℃ of middle moulds, 160 ℃ of counterdies;
(3) heat treatment: heat treatment installation adopts heat treatment box, and treatment temperature is 150 ℃ of following 3h, 180 ℃ of following 3h;
(4) grinding: adopt the disk mill, the goods parallelism is 0.15mm, and the material plane degree is 0.1mm;
(5) spraying: adopt electrostatic painting process, the spraying equipment rotating speed is 500rpm, and temperature is 150 ℃.
Embodiment 3:
The material of brake block comprises the component of following weight:
Phenol-formaldehyde resin modified 8 grams, ceramic fiber 20 grams, native cellulose fibre 5 grams, graphite 10 grams, calcined petroleum coke 10 grams, flexible coke powder 8 grams, antimony sulphide 10 grams, hollow aluminosilicate ball 10 grams, barite 5 grams, brown corundum 1 gram, silicon carbide 1 gram, calcium carbonate 15 grams, mica 5 grams, vermiculite 5 grams, cashew nut shell oil friction powder 10 grams; Wherein the distance of flow of phenol-formaldehyde resin modified is 25mm; 20 microns of the length of staple of 30 microns of the length of staple of ceramic fiber, native cellulose fibre, calcined petroleum coke 0.95mm, the granularity of all the other each materials is respectively: graphite 100 orders, flexible coke powder 60 orders, antimony sulphide 120 orders, hollow aluminosilicate ball 60 orders, barite 325 orders, brown corundum 250 orders, silicon carbide 200 orders, calcium carbonate 325 orders, mica 50 orders, vermiculite 100 orders and cashew nut shell oil friction powder 100 orders;
The processing method of this full ceramic brake comprises the steps:
(1) batching: the brake pad material that takes by weighing above-mentioned weight is prepared burden mixing time 40min in the automatic proportioning production line;
(2) hot-forming: adopt the hot pressing one-shot forming technique, pressure is set at 180 Mpa, hot pressing time 5 minutes, 170 ℃ of hot pressing temperature patrixes, 160 ℃ of middle moulds, 160 ℃ of counterdies;
(3) heat treatment: heat treatment installation adopts heat treatment box, and treatment temperature is 150 ℃ of following 3h, 180 ℃ of following 3h;
(4) grinding: adopt the disk mill, the goods parallelism is 0.15mm, and the material plane degree is 0.1mm;
(5) spraying: adopt electrostatic painting process, the spraying equipment rotating speed is 1000rpm, and temperature is 200 ℃.
It is East China, Wujin, Changzhou special fibre Manufacturing Co., Ltd that the embodiment of the invention adopts the manufacturer of calcined petroleum coke.
The full ceramic brake of the present invention is by the tackiness agent phenol-formaldehyde resin modified; Strengthening agent ceramic fiber, native cellulose fibre; Anti-friction composition graphite, calcined petroleum coke, flexible coke powder, antimony sulphide and filler hollow aluminosilicate ball, barite, brown corundum, silicon carbide, calcium carbonate, mica, vermiculite and cashew nut shell oil friction powder are formed; Full ceramic brake with processing method manufacturing of the present invention; Proportion is little; Stable friction factor; Heat fade is little; Noise is little; The braking travelling comfort is good, and to the mating material not damaged, ash does not fall; Be a kind of environmentally friendly machine, application area is wider.
Claims (5)
1. full ceramic brake, it is characterized in that: the material of brake block comprises the component of following parts by weight: phenol-formaldehyde resin modified 5-8 part, ceramic fiber 10-20 part, native cellulose fibre 1-5 part, graphite 2-10 part, calcined petroleum coke 2-10 part, flexible coke powder 2-8 part, antimony sulphide 2-10 part, hollow aluminosilicate ball 5-10 part, barite 3-5 part, brown corundum 0.1-1 part, silicon carbide 0.1-1 part, calcium carbonate 10-15 part, mica 2-5 part, vermiculite 2-5 part, cashew nut shell oil friction powder 5-10 part.
2. full ceramic brake according to claim 1 is characterized in that: the distance of flow of phenol-formaldehyde resin modified is 15-25mm.
3. full ceramic brake according to claim 1 is characterized in that: the length of material is respectively in this brake block: the length of staple 10-30 micron of ceramic fiber, the length of staple 10-20 micron of native cellulose fibre, calcined petroleum coke 0.30-0.95mm.
4. full ceramic brake according to claim 1 is characterized in that: the granularity of these all the other each materials of brake block is respectively: graphite 50-100 order, flexible coke powder 40-60 order, antimony sulphide 100-120 order, hollow aluminosilicate ball 30-60 order, barite 200-325 order, brown corundum 250 orders, silicon carbide 100-200 order, calcium carbonate 200-325 order, mica 20-50 order, vermiculite 35-100 order and cashew nut shell oil friction powder 40-100 order.
5. the processing method of the described full ceramic brake of claim 1 is characterized in that: comprise the steps:
(1) batching: the material that takes by weighing brake block by proportioning is prepared burden, mixing time 40min;
(2) hot-forming: adopt the hot pressing one-shot forming technique, pressure is 180 Mpa, hot pressing time 5 minutes, 170 ℃ of hot pressing temperature patrixes, 160 ℃ of middle moulds, 160 ℃ of counterdies;
(3) heat treatment: heat treatment installation adopts heat treatment box, and treatment temperature is 150 ℃ of following 3h, 180 ℃ of following 3h;
(4) grinding: adopt the disk mill, the goods parallelism is 0.15mm, and the material plane degree is 0.1mm;
(5) spraying: adopt electrostatic painting process, the spraying equipment rotating speed is 500-1000rpm, and temperature is 150-200 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110282876 CN102345696B (en) | 2011-09-22 | 2011-09-22 | Full ceramic brake pad and machining method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110282876 CN102345696B (en) | 2011-09-22 | 2011-09-22 | Full ceramic brake pad and machining method thereof |
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| CN102345696A true CN102345696A (en) | 2012-02-08 |
| CN102345696B CN102345696B (en) | 2013-03-06 |
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| CN 201110282876 Active CN102345696B (en) | 2011-09-22 | 2011-09-22 | Full ceramic brake pad and machining method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103194039A (en) * | 2013-04-17 | 2013-07-10 | 北京瑞斯福科技有限公司 | Synthetic material with low friction coefficient and preparation method thereof |
| CN103398119A (en) * | 2013-08-16 | 2013-11-20 | 山东交通职业学院 | Automobile brake block and preparation method thereof |
| CN103603902A (en) * | 2013-11-19 | 2014-02-26 | 青岛广联达精密机械有限公司 | Wear brake pad for heavy trucks |
| CN105299112A (en) * | 2015-11-12 | 2016-02-03 | 东营睿智友亮石油设备有限公司 | Environment-friendly coconut charcoal fiber composite friction material and manufacturing method for brake pad |
| CN110285167A (en) * | 2019-07-03 | 2019-09-27 | 晋江凯燕新材料科技有限公司 | Without asbestos organic friction material and product |
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| US3505446A (en) * | 1966-12-06 | 1970-04-07 | Abex Corp | Friction elements |
| EP0415459A2 (en) * | 1989-09-01 | 1991-03-06 | Sumitomo Electric Industries, Ltd. | Friction material and method of manufacturing therefor |
| CN1710302A (en) * | 2005-06-28 | 2005-12-21 | 河北星月制动元件有限公司 | Reinforced brake lining |
| CN1958647A (en) * | 2006-11-08 | 2007-05-09 | 信义集团公司 | Formula of material for disk type brake sheets |
| CN101315111A (en) * | 2008-05-12 | 2008-12-03 | 山东金麒麟集团有限公司 | Production method of brake block added with ceramic material to improve brake performance |
| CN101555918A (en) * | 2009-01-25 | 2009-10-14 | 瑞阳汽车零部件（仙桃）有限公司 | High-performance organic fibre brake pad |
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2011
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US3505446A (en) * | 1966-12-06 | 1970-04-07 | Abex Corp | Friction elements |
| EP0415459A2 (en) * | 1989-09-01 | 1991-03-06 | Sumitomo Electric Industries, Ltd. | Friction material and method of manufacturing therefor |
| CN1710302A (en) * | 2005-06-28 | 2005-12-21 | 河北星月制动元件有限公司 | Reinforced brake lining |
| CN1958647A (en) * | 2006-11-08 | 2007-05-09 | 信义集团公司 | Formula of material for disk type brake sheets |
| CN101315111A (en) * | 2008-05-12 | 2008-12-03 | 山东金麒麟集团有限公司 | Production method of brake block added with ceramic material to improve brake performance |
| CN101555918A (en) * | 2009-01-25 | 2009-10-14 | 瑞阳汽车零部件（仙桃）有限公司 | High-performance organic fibre brake pad |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103194039A (en) * | 2013-04-17 | 2013-07-10 | 北京瑞斯福科技有限公司 | Synthetic material with low friction coefficient and preparation method thereof |
| CN103194039B (en) * | 2013-04-17 | 2015-08-05 | 北京瑞斯福高新科技股份有限公司 | A kind of Synthetic material with low friction coefficient and preparation method |
| CN103398119A (en) * | 2013-08-16 | 2013-11-20 | 山东交通职业学院 | Automobile brake block and preparation method thereof |
| CN103603902A (en) * | 2013-11-19 | 2014-02-26 | 青岛广联达精密机械有限公司 | Wear brake pad for heavy trucks |
| CN105299112A (en) * | 2015-11-12 | 2016-02-03 | 东营睿智友亮石油设备有限公司 | Environment-friendly coconut charcoal fiber composite friction material and manufacturing method for brake pad |
| CN110285167A (en) * | 2019-07-03 | 2019-09-27 | 晋江凯燕新材料科技有限公司 | Without asbestos organic friction material and product |
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|---|---|
| CN102345696B (en) | 2013-03-06 |
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Address after: 253600 Shandong city of Dezhou province Leling city Xicheng District high tech Industrial Park Applicant after: Shandong Gold Phoenix Co., Ltd. Address before: 253600 Shandong city of Dezhou province Leling city Xicheng District high tech Industrial Park Applicant before: Shandong Gold Phoenix Group Co., Ltd. |
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