CN102936486A - Automobile ceramic brake pad and manufacturing technology thereof - Google Patents
Automobile ceramic brake pad and manufacturing technology thereof Download PDFInfo
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- CN102936486A CN102936486A CN 201210419521 CN201210419521A CN102936486A CN 102936486 A CN102936486 A CN 102936486A CN 201210419521 CN201210419521 CN 201210419521 CN 201210419521 A CN201210419521 A CN 201210419521A CN 102936486 A CN102936486 A CN 102936486A
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Abstract
The invention relates to the field of brake pad, and particularly relates to an automobile ceramic brake pad and a manufacturing technology thereof. The automobile ceramic brake pad is made from the following raw materials in parts by weight: 6-10 parts of phenolic resin, 12-18 parts of ceramic fiber, 8-12 parts of mineral fiber, 4-8 parts of zinc sulfide, 6-10 parts of nitrile-butadiene rubber phenol, 7-12 parts of artificial graphite, 4-6 parts of potassium titanate fiber, 6-12 parts of steel cotton fiber, 5-8 parts of red copper powder and 6-9 parts of barite. The invention provides an automobile ceramic brake pad and a manufacturing technology thereof, wherein the automobile ceramic brake pad is reasonable in component proportioning, simple in preparation technology and good in high-temperature stability, and has stable friction coefficient, long service life and high safety.
Description
Technical field
The present invention relates to the brake facing field, be specifically related to a kind of automobile ceramic brake and manufacturing process thereof.
Background technology
Automobile brake sheet is the category-A key components and parts of brake system of car, and the quality of its performance is directly connected to the safety and reliability of automobilism.As the brake material of brake facing, be actually a kind of matrix material, be by several mineral materials and mineral fibre, through being polymerized.The difference of vehicle, the difference of region are also different to the requirement of brake material product.Frictional coefficient is the basic parameter of brake material, has determined the brake efficiency of brake facing, and country is strict with the frictional coefficient that brake facing must indicate at product external packaging in manufacturers.Frictional coefficient is too high can to produce very large impact, can produce vibrations during braking, and too low then poor stop all can cause traffic accident, so must strictly control the fluctuation of frictional coefficient.Along with heavy goods vehicles is larger at full load inertia, so often obvious heat fading can occur in the high-speed and continuous brake process, the braking quality wild effect causes that brake facing is smoldered, brake failure, serious threat pedestrian and driver's the safety of causing on fire.
Summary of the invention
For the deficiencies in the prior art, technical problem to be solved by this invention is, provides a kind of reasonable mixture ratio of components, preparation technology is simple, high-temperature stability good, stable friction factor, long service life, safe automobile ceramic brake and manufacturing process thereof.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of automobile ceramic brake, made by the raw material of following parts by weight: resol 6-10 part, ceramic fiber 12-18 part, mineral fibre 8-12 part, zinc sulphide 4-8 part, butadiene acrylonitrile rubber phenol 6-10 part, synthetic graphite 7-12 part, potassium titanate fiber 4-6 part, steel wool fiber 6-12 part, red copper powder 5-8 part, barite 6-9 part.
Above-mentioned automobile ceramic brake is made by the raw material of following parts by weight: 8 parts in resol, 16 parts of ceramic fibers, 10 parts of mineral fibre, 7 parts in zinc sulphide, 8 parts in butadiene acrylonitrile rubber phenol, 10 parts of synthetic graphites, 5 parts of potassium titanate fibers, 9 parts of steel wool fibers, 7 parts in red copper powder, 8 parts in barite.
A kind of manufacturing process of ceramic brake described above, it comprises the following steps:
(1) batching: with resol, ceramic fiber, mineral fibre, zinc sulphide, butadiene acrylonitrile rubber phenol, synthetic graphite, potassium titanate fiber, the steel wool fiber, the red copper powder, barite is prepared burden in automatic batching system by formula rate;
(2) batch mixing: batching is put into mixer, mixing time 8-12 minute;
(3) hot-forming: as batch mixing to be placed mould, apply 5-10kgf/cm
2Pressure, be heated to 850 ℃ with the heat-up rate of 12-16 ℃/min, behind insulation, the pressurize 50-70min, cool to room temperature with the furnace, the demoulding obtains the automobile ceramic brake;
(4) grinding: equipment for grinding adopts disc grinder, and it is 20-30 rev/min of equipment rotating speed that grinding requires;
(5) removing surface: the burr by polishing machine cleaning brake block steel back periphery, flash, overlap etc., again on sandblast machine, by brown corundum abrasive, the dirt above the cleaning brake facing, corrosion etc. guarantee the specification of quality of postorder processing;
(6) spraying: adopt electrostatic painting process, the processing requirement of electrostatic spraying is rotating speed 380-400 rev/min of equipment, temperature 165-175 ℃;
(7) packing: according to customer requirement, with the finished product brake facing, use sealing machine, thermal contraction machine, mounted box after shrinking by plastic uptake film vacuum.
Automobile ceramic brake of the present invention and manufacturing process advantage thereof are:
1, automobile ceramic brake of the present invention and manufacturing process thereof, the frictional coefficient fluctuation range is less, brakes more stablely, and in addition, the wear rate of material is less, has greatly improved the work-ing life of brake facing.
2, automobile ceramic brake of the present invention and manufacturing process thereof, heat decomposition temperature is high, heat spreads that loss is little, free phenol content is low, softening temperature is high, hardness is strong, good toughness.
3, automobile ceramic brake of the present invention and manufacturing process thereof, the ceramic fiber of use and mineral fibre are the biodegradabilities with height, and human body sucks can not cause healthy problem yet; The present invention does not use the heavy metal starting material, and such as aluminium sulfide, aluminum oxide etc. can to environment, not belong to the eco-friendly car ceramic brake.
Embodiment
The invention will be further described below in conjunction with embodiment.
Embodiment 1, a kind of automobile ceramic brake and manufacturing process thereof are made by the raw material of following parts by weight: 6 parts in resol, 12 parts of ceramic fibers, 8 parts of mineral fibre, 4 parts in zinc sulphide, 6 parts in butadiene acrylonitrile rubber phenol, 7 parts of synthetic graphites, 4 parts of potassium titanate fibers, 6 parts of steel wool fibers, 5 parts in red copper powder, 6 parts in barite.
Automobile ceramic brake and the manufacturing process thereof of preparation present embodiment may further comprise the steps:
(1) batching: with 6 parts in resol, 12 parts of ceramic fibers, 8 parts of mineral fibre, 4 parts in zinc sulphide, 6 parts in butadiene acrylonitrile rubber phenol, 7 parts of synthetic graphites, 4 parts of potassium titanate fibers, 6 parts of steel wool fibers, 5 parts in red copper powder, 6 parts in barite is prepared burden in automatic batching system;
(2) batch mixing: batching is put into mixer, mixing time 8 minutes;
(3) hot-forming: as batch mixing to be placed mould, apply 5kgf/c m
2Pressure, be heated to 850 ℃ with the heat-up rate of 12 ℃/min, behind insulation, the pressurize 50min, cool to room temperature with the furnace, the demoulding obtains the automobile ceramic brake;
(4) grinding: equipment for grinding adopts disc grinder, and it is 20 rev/mins of equipment rotating speeds that grinding requires;
(5) removing surface: the burr by polishing machine cleaning brake block steel back periphery, flash, overlap etc., again on sandblast machine, by brown corundum abrasive, the dirt above the cleaning brake facing, corrosion etc. guarantee the specification of quality of postorder processing;
(6) spraying: adopting electrostatic painting process, the processing requirement of electrostatic spraying is 380 rev/mins of the rotating speeds of equipment, 165 ℃ of temperature:
(7) packing: according to customer requirement, with the finished product brake facing, use sealing machine, thermal contraction machine, mounted box after shrinking by plastic uptake film vacuum.
Embodiment 2, a kind of automobile ceramic brake and manufacturing process thereof are made by the raw material of following parts by weight: 8 parts in resol, 16 parts of ceramic fibers, 10 parts of mineral fibre, 7 parts in zinc sulphide, 8 parts in butadiene acrylonitrile rubber phenol, 10 parts of synthetic graphites, 5 parts of potassium titanate fibers, 9 parts of steel wool fibers, 7 parts in red copper powder, 8 parts in barite.
Automobile ceramic brake and the manufacturing process thereof of preparation present embodiment may further comprise the steps:
(1) batching: with 8 parts in resol, 16 parts of ceramic fibers, 10 parts of mineral fibre, 7 parts in zinc sulphide, 8 parts in butadiene acrylonitrile rubber phenol, 10 parts of synthetic graphites, 5 parts of potassium titanate fibers, 9 parts of steel wool fibers, 7 parts in red copper powder, 8 parts in barite is prepared burden in automatic batching system;
(2) batch mixing: batching is put into mixer, mixing time 10 minutes;
(3) hot-forming: as batch mixing to be placed mould, apply 8kgf/c m
2Pressure, be heated to 850 ℃ with the heat-up rate of 14 ℃/min, behind insulation, the pressurize 60min, cool to room temperature with the furnace, the demoulding obtains the automobile ceramic brake;
(4) grinding: equipment for grinding adopts disc grinder, and it is 25 rev/mins of equipment rotating speeds that grinding requires;
(5) removing surface: the burr by polishing machine cleaning brake block steel back periphery, flash, overlap etc., again on sandblast machine, by brown corundum abrasive, the dirt above the cleaning brake facing, corrosion etc. guarantee the specification of quality of postorder processing;
(6) spraying: adopting electrostatic painting process, the processing requirement of electrostatic spraying is 390 rev/mins of the rotating speeds of equipment, 170 ℃ of temperature;
(7) packing: according to customer requirement, with the finished product brake facing, use sealing machine, thermal contraction machine, mounted box after shrinking by plastic uptake film vacuum.
Embodiment 3, a kind of automobile ceramic brake and manufacturing process thereof are made by the raw material of following parts by weight: 10 parts in resol, 18 parts of ceramic fibers, 12 parts of mineral fibre, 8 parts in zinc sulphide, 10 parts in butadiene acrylonitrile rubber phenol, 12 parts of synthetic graphites, 6 parts of potassium titanate fibers, 12 parts of steel wool fibers, 8 parts in red copper powder, 9 parts in barite.
Automobile ceramic brake and the manufacturing process thereof of preparation present embodiment may further comprise the steps:
(1) batching: with 10 parts in resol, 18 parts of ceramic fibers, 12 parts of mineral fibre, 8 parts in zinc sulphide, 10 parts in butadiene acrylonitrile rubber phenol, 12 parts of synthetic graphites, 6 parts of potassium titanate fibers, 12 parts of steel wool fibers, 8 parts in red copper powder, 9 parts in barite is prepared burden in automatic batching system;
(2) batch mixing: batching is put into mixer, mixing time 12 minutes;
(3) hot-forming: as batch mixing to be placed mould, apply 10kgf/c m
2Pressure, be heated to 850 ℃ with the heat-up rate of 16 ℃/min, behind insulation, the pressurize 70min, cool to room temperature with the furnace, the demoulding obtains the automobile ceramic brake;
(4) grinding: equipment for grinding adopts disc grinder, and it is 30 rev/mins of equipment rotating speeds that grinding requires;
(5) removing surface: the burr by polishing machine cleaning brake block steel back periphery, flash, overlap etc., again on sandblast machine, by brown corundum abrasive, the dirt above the cleaning brake facing, corrosion etc. guarantee the specification of quality of postorder processing;
(6) spraying: adopting electrostatic painting process, the processing requirement of electrostatic spraying is 400 rev/mins of the rotating speeds of equipment, 175 ℃ of temperature:
(7) packing: according to customer requirement, with the finished product brake facing, use sealing machine, thermal contraction machine, mounted box after shrinking by plastic uptake film vacuum.
Certainly, above-mentioned explanation is not to be limitation of the present invention, and the present invention also is not limited to above-mentioned giving an example; those skilled in the art; in essential scope of the present invention, the variation of making, change, interpolation or replacement all should belong to protection scope of the present invention.
Claims (3)
1. automobile ceramic brake, it is characterized in that: the raw material by following parts by weight is made: resol 6-10 part, ceramic fiber 12-18 part, mineral fibre 8-12 part, zinc sulphide 4-8 part, butadiene acrylonitrile rubber phenol 6-10 part, synthetic graphite 7-12 part, potassium titanate fiber 4-6 part, steel wool fiber 6-12 part, red copper powder 5-8 part, barite 6-9 part.
2. automobile ceramic brake according to claim 1, it is characterized in that: the raw material by following parts by weight is made: 8 parts in resol, 16 parts of ceramic fibers, 10 parts of mineral fibre, 7 parts in zinc sulphide, 8 parts in butadiene acrylonitrile rubber phenol, 10 parts of synthetic graphites, 5 parts of potassium titanate fibers, 9 parts of steel wool fibers, 7 parts in red copper powder, 8 parts in barite.
3. manufacturing process such as automobile ceramic brake as described in claim 1,2 any one, it is characterized in that: it comprises the following steps:
(1) batching: with resol, ceramic fiber, mineral fibre, zinc sulphide, butadiene acrylonitrile rubber phenol, synthetic graphite, potassium titanate fiber, the steel wool fiber, the red copper powder, barite is prepared burden in automatic batching system by formula rate;
(2) batch mixing: batching is put into mixer, mixing time 8-12 minute;
(3) hot-forming: as batch mixing to be placed mould, apply 5-10kgf/cm
2Pressure, be heated to 850 ℃ with the heat-up rate of 12-16 ℃/min, behind insulation, the pressurize 50-70min, cool to room temperature with the furnace, the demoulding obtains the automobile ceramic brake;
(4) grinding: equipment for grinding adopts disc grinder, and it is 20-30 rev/min of equipment rotating speed that grinding requires;
(5) removing surface: the burr by polishing machine cleaning brake block steel back periphery, flash, overlap etc., again on sandblast machine, by brown corundum abrasive, the dirt above the cleaning brake facing, corrosion etc. guarantee the specification of quality of postorder processing;
(6) spraying: adopt electrostatic painting process, the processing requirement of electrostatic spraying is rotating speed 380-400 rev/min of equipment, temperature 165-175 ℃;
(7) packing: according to customer requirement, with the finished product brake facing, use sealing machine, thermal contraction machine, mounted box after shrinking by plastic uptake film vacuum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210419521 CN102936486A (en) | 2012-10-18 | 2012-10-18 | Automobile ceramic brake pad and manufacturing technology thereof |
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| CN 201210419521 CN102936486A (en) | 2012-10-18 | 2012-10-18 | Automobile ceramic brake pad and manufacturing technology thereof |
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| CN102936486A true CN102936486A (en) | 2013-02-20 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103409107A (en) * | 2013-07-26 | 2013-11-27 | 安徽昕宏通用设备制造有限公司 | Friction material for brake pad and preparation technology of friction material |
| CN103603901A (en) * | 2013-11-19 | 2014-02-26 | 青岛广联达精密机械有限公司 | Environment-friendly car brake pad |
| CN104565148A (en) * | 2013-10-23 | 2015-04-29 | 丹阳市飞越车辆附件有限公司 | Machining technique of automotive brake pad |
| CN107529474A (en) * | 2017-07-28 | 2018-01-02 | 安吉圆磨机械科技有限公司 | A kind of brake disc polishing process |
| CN107571099A (en) * | 2017-08-07 | 2018-01-12 | 安吉圆磨机械科技有限公司 | A kind of polishing process of automobile brake disc |
| CN107695799A (en) * | 2017-08-07 | 2018-02-16 | 安吉圆磨机械科技有限公司 | A kind of brake disc technique for grinding |
| CN110848297A (en) * | 2019-12-05 | 2020-02-28 | 温州市松力汽摩配件有限公司 | Ceramic brake pad technology |
| CN112901691A (en) * | 2021-02-08 | 2021-06-04 | 厦门永煌兴刹车蹄片制造有限公司 | Automatic production line and production process of brake pad |
-
2012
- 2012-10-18 CN CN 201210419521 patent/CN102936486A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103409107A (en) * | 2013-07-26 | 2013-11-27 | 安徽昕宏通用设备制造有限公司 | Friction material for brake pad and preparation technology of friction material |
| CN103409107B (en) * | 2013-07-26 | 2016-04-27 | 安徽昕宏通用设备制造有限公司 | A kind of Brake pad friction material and preparation technology thereof |
| CN104565148A (en) * | 2013-10-23 | 2015-04-29 | 丹阳市飞越车辆附件有限公司 | Machining technique of automotive brake pad |
| CN104565148B (en) * | 2013-10-23 | 2017-03-22 | 丹阳市飞越车辆附件有限公司 | Machining technique of automotive brake pad |
| CN103603901A (en) * | 2013-11-19 | 2014-02-26 | 青岛广联达精密机械有限公司 | Environment-friendly car brake pad |
| CN107529474A (en) * | 2017-07-28 | 2018-01-02 | 安吉圆磨机械科技有限公司 | A kind of brake disc polishing process |
| CN107571099A (en) * | 2017-08-07 | 2018-01-12 | 安吉圆磨机械科技有限公司 | A kind of polishing process of automobile brake disc |
| CN107695799A (en) * | 2017-08-07 | 2018-02-16 | 安吉圆磨机械科技有限公司 | A kind of brake disc technique for grinding |
| CN110848297A (en) * | 2019-12-05 | 2020-02-28 | 温州市松力汽摩配件有限公司 | Ceramic brake pad technology |
| CN112901691A (en) * | 2021-02-08 | 2021-06-04 | 厦门永煌兴刹车蹄片制造有限公司 | Automatic production line and production process of brake pad |
| CN112901691B (en) * | 2021-02-08 | 2022-10-11 | 厦门永煌兴刹车蹄片制造有限公司 | Automatic production line and production process of brake pad |
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Application publication date: 20130220 |