CN201354820Y - Double-layer high-strength wear resistant brake pad - Google Patents
Double-layer high-strength wear resistant brake pad Download PDFInfo
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- CN201354820Y CN201354820Y CNU2008201825393U CN200820182539U CN201354820Y CN 201354820 Y CN201354820 Y CN 201354820Y CN U2008201825393 U CNU2008201825393 U CN U2008201825393U CN 200820182539 U CN200820182539 U CN 200820182539U CN 201354820 Y CN201354820 Y CN 201354820Y
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- riveted
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Abstract
The utility model relates to a double-layered high-strength wear resistant brake pad which comprises a friction working layer, a riveting layer or a bonding layer; the outer layer of the brake pad is provided with the friction working layer; the inner layer of the brake pad is provided with the riveting layer or the bonding layer; the inner layer and the outer layer are compounded into the double-layer high-strength wear resistant brake pad; and wherein, the friction working layer improves the wear resistance and the braking comfort of the brake pad after ensuring the use strength. The riveting layer or the bonding layer is not involved in the friction. The double-layer high-strength wear resistant brake pad is in a brake pad structure with double layers; the friction working layer is a wear resistant layer and made of material with higher cost and excellent wear resistant performance; the riveting layer or the bonding layer is made of material with lower cost and higher impact and shear resistant strength; and the two layers are compounded into the high-strength wear resistant brake pad which not only resolves the problem of low strength, but also improves the wear resistance of the brake pad and reduces the comprehensive cost.
Description
Technical field
The utility model relates to mechanical manufacturing field, is meant a kind of double-layer high strength and high abrasion-proof brake block and production method.
Background technique
Along with the fast development of China's road traffic industry, automotive industry, the travelling speed of automobile improves constantly, and carrying capacity also constantly increases, and requires the safety brake parts-brake block of automobile on usability new breakthrough will be arranged.
In recent years, international, the domestic prices of raw and semifnished materials one tunnel skyrocketed, and domestic labor cost constantly increases, causing the brake block price also is one to rise and rise again, it is very helpless that the terminal use of brake block seems, has to bear owing to raw material, and the labour force is gone up and the cost of rise.
What therefore, need on the market is the higher product of cost performance---high strength, high abrasion, low cost.Domestic friction material industry doing one's utmost to make great efforts to adapt to this market demand, does not still but have the breakthrough of matter yet on product, promptly do not guarantee to accomplish high abrasion, high strength, so that cause brake block frangible when Emergency braking, so generation traffic accident easily.As accomplish high-intensityly, and its wear resistance has very heavy discount again, causes shorten the working life of brake block, and the user is dissatisfied.Two aspects are all ready-made, and price is too high again, and the user does not generally approve.
Summary of the invention
The purpose of this utility model is to overcome disadvantages of background technology and a kind of double-layer high strength and high abrasion-proof brake block that is made of two-layer different composite material is provided.
Technological scheme of the present invention is:
A kind of double-layer high strength and high abrasion-proof brake block comprises friction working layer, riveted layer or adhesive layer, it is characterized in that: the skin at brake block is provided with friction working layer; Internal layer at brake block is provided with riveted layer or adhesive layer; Its internal layer and skin are composited and are double-layer high strength and high abrasion-proof brake block; Wherein, described friction working layer is under the prerequisite that guarantees working strength, improves the wear resistance and the braking travelling comfort of brake block; Described riveted layer or adhesive layer do not participate in friction work by brake block and braking shoes riveted or bonding.
Described friction working layer is to be made by high-abrasive material.Its material mixture ratio is: phenolic resin: 11%-15%, steel wool: 15%-25%, glass fibre: 4%-6%, mineral fibre: 10%-20%, copper fiber 1%-3%, nitrile rubber powder: 2%-3%, carbon black: 2%-3%, friction powder: 2%-4%, friction particles 3%-5%, increase grinding agent: 1%-3%, graphite: 8%-13%, barite: 12%-18%, chromite: 3%-5%, antimony sulphide 2%-4%, pyrite: 3%-5%.
Described riveted layer or adhesive layer are to be made by material excellent in cushion effect.Being applied in when the braking shoes is the drum-type sheet is that riveted connects; It when being applied in the disc type sheet bonding connection.Its material mixture ratio is: phenolic resin: 15%-18%, asbestos: 30%-35%, steel wool: 10%-20%, tyre talc: 5%-6%, mill dirt: 18%-22%, drilling cuttings 8%-11%.
A kind of production method of double-layer high strength and high abrasion-proof brake block is characterized in that: it may further comprise the steps:
The batching of the friction working layer of A, brake block and riveted layer or adhesive layer:
The material mixture ratio of friction working layer is: phenolic resin: 11%-15%, steel wool: 15%-25%, glass fibre: 4%-6%, mineral fibre: 10%-20%, copper fiber: 1%-3%, nitrile rubber powder: 2%-3%, carbon black: 2%-3%, friction powder: 2%-4%, friction particles: 3%-5%, increase grinding agent: 1%-3%, graphite: 8%-13%, barite: 12%-18%, chromite: 3%-5%, antimony sulphide: 2%-4%, pyrite: 3%-5%.
The material mixture ratio of riveted layer or adhesive layer is: phenolic resin: 15%-18%, asbestos: 30%-35%, steel wool: 10%-20%, tyre talc: 5%-6%, mill dirt: 18%-22%, drilling cuttings: 8%-11%.
B, mixing: the batching of friction working layer, riveted layer or adhesive layer is mixed separately;
C, suppress cold base: with the mixture of the riveted layer that mixes or adhesive layer through 200KG/CM
2Pressure cold moudling, make the cold base of riveted layer or adhesive layer;
D, hot-forming: earlier the riveted layer or the cold base of adhesive layer that suppress are put into the die cavity of preheating, drop into the friction working layer mixture again, through 200KG-300KG/CM
2Pressure hot-forming;
E, hot-forming brake block is done conventional later stage heat treatment, grinding, boring.
Advantage of the present utility model is: because the utility model is the brake block structure of double-layer layered, friction working layer is a high antifriction layer, adopts the higher but wear-resisting property excellent material of cost; Riveted layer or adhesive layer adopt the cost relatively will be low but material that the shock resistance shear strength is higher, and so the two-layer high strength and high abrasion-proof brake block that is composited, it had both solved the low problem of intensity, had improved the brake block wear resistance again, and the while has been reduced overall cost again.
Description of drawings
Fig. 1 is the double-deck brake block structural representation of the utility model riveted type drum-type.
Fig. 2 is the double-deck brake block structural representation of the bonded disc type of the utility model.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment 1:
As shown in Figure 1, the utility model double-layer high strength and high abrasion-proof brake block is a riveted type drum-type sheet, includes riveted layer 1, friction working layer 2.Friction working layer 2 is arranged on the skin of brake block 3; Riveted layer 1 is the internal layer of brake block 3; Riveted layer 1, friction working layer 2 are composited and are complete double-layer high strength and high abrasion-proof brake block.Wherein, friction working layer 2 is under the prerequisite that guarantees working strength; Improve the wear resistance and the braking travelling comfort of brake block 3; Riveted layer 1 is to be responsible for brake block 3 and the riveted of braking shoes 4, does not participate in friction work.Riveted layer 1 is that riveted connects when being applied in braking shoes 4 for the drum chip; So claim riveted layer 1.
The utility model double-layer high strength and high abrasion-proof brake block is the production method of riveted type drum-type sheet, may further comprise the steps:
A, the friction working layer 2 of forming brake block and the batching of riveted layer 1:
The material mixture ratio of friction working layer 2 is: phenolic resin 12%, steel wool 15%, glass fibre 4%, mineral fibre 20%, copper fiber 1%, nitrile rubber powder 2%, carbon black 2%, friction powder 3%, increase grinding agent 3%, graphite 10%, barite 15%, chromite 5%, pyrite 5%, friction particles 3%;
The material mixture ratio of riveted layer 1 is: phenolic resin 18%, asbestos 35%, steel wool 10%, tyre talc 6%, mill dirt 20%, drilling cuttings 11%;
B, mixing: the batching of friction working layer 2, riveted layer 1 is independently mixed separately;
C, suppress cold base: with the mixture of the riveted layer 1 that mixes through 200KG/CM
2Pressure cold moudling, make riveted layer 1 cold base;
D, hot-forming: earlier the riveted layer 1 cold base that suppresses put into the die cavity of preheating, drop into friction working layer 2 mixtures again, through 200KG-300KG/CM
2Pressure hot-forming;
E, hot-forming brake block is done conventional later stage heat treatment, grinding, boring.
Later stage heat treatment in the above-mentioned steps, grinding, drilling operating are processing method general in related domain, so no longer elaborate at this.
Embodiment 2:
As shown in Figure 1, the utility model double-layer high strength and high abrasion-proof brake block is a riveted type drum-type sheet, includes riveted layer 1, friction working layer 2.Friction working layer 2 is arranged on the skin of brake block 3; Riveted layer 1 is the internal layer of brake block 3; Riveted layer 1, friction working layer 2 are composited and are complete double-layer high strength and high abrasion-proof brake block.Wherein, friction working layer 2 is under the prerequisite that guarantees working strength, improves the wear resistance and the braking travelling comfort of brake block 3.Riveted layer 1 is to be responsible for brake block 3 and the riveted of braking shoes 4, does not participate in friction work.
The utility model double-layer high strength and high abrasion-proof brake block is the production method of riveted type drum-type sheet, may further comprise the steps:
A, the friction working layer 2 of forming brake block and the batching of riveted layer 1:
The material mixture ratio of friction working layer 2 is: phenolic resin 15%, steel wool 18%, glass fibre 6%, mineral fibre 12%, copper fiber 1%, nitrile rubber powder 2%, carbon black 2%, friction powder 4%, friction particles 4%, increase grinding agent 2%, graphite 8%, barite 18%, chromite 4%, pyrite 4%;
The material mixture ratio of riveted layer 1 is: phenolic resin 17%, asbestos 35%, steel wool 13%, tyre talc 5%, mill dirt 20%, drilling cuttings 10%;
B, mixing: the batching of friction working layer 2, riveted layer 1 is mixed separately;
C, suppress cold base: with the mixture of the riveted layer 1 that mixes through 200KG/CM
2Pressure cold moudling, make riveted layer 1 cold base;
D, hot-forming: earlier the riveted layer 1 cold base that suppresses put into the die cavity of preheating, drop into the friction working layer mixture again, through 200KG-300KG/CM
2Pressure hot-forming;
E, hot-forming brake block is done conventional later stage heat treatment, grinding, boring.
Later stage heat treatment in the above-mentioned steps, grinding, drilling operating are processing method general in related domain, so no longer elaborate at this.
Embodiment 3:
As shown in Figure 2, the utility model double-layer high strength and high abrasion-proof brake block is bonded disc type sheet, includes adhesive layer 1 ', friction working layer 2.Friction working layer 2 is arranged on the skin of brake block 3; Adhesive layer 1 ' is the internal layer of brake block 3; Adhesive layer 1 ', friction working layer 2 are composited and are complete double-layer high strength and high abrasion-proof brake block.Wherein, friction working layer 2 is under the prerequisite that guarantees working strength, improves the wear resistance and the braking travelling comfort of brake block 3.Adhesive layer 1 ' is to be responsible for brake block 3 and the bonding of braking shoes 4, does not participate in friction work.The utility model in actual applications, adhesive layer 1 ' is a bonding mode when being applied in braking shoes 4 for the disc type sheet, so the title adhesive layer.
The utility model double-layer high strength and high abrasion-proof brake block is the production method of bonded disc type sheet, may further comprise the steps:
A, the friction working layer 2 of forming brake block and the batching of adhesive layer 1 ':
The material mixture ratio of friction working layer 2 is: phenolic resin 11%, steel wool 25%, glass fibre 5%, mineral fibre 10%, copper fiber 2%, nitrile rubber powder 3%, carbon black 2%, friction powder 2%, friction particles 5%, increase grinding agent 1%, graphite 13%, barite 13%, chromite 3%, pyrite 3%, antimony sulphide 2%;
The material mixture ratio of adhesive layer 1 ' is: phenolic resin 15%, asbestos 30%, steel wool 20%, tyre talc 5%, mill dirt 22%, drilling cuttings 8%;
B, mixing: the batching of friction working layer 2, adhesive layer 1 ' is mixed separately;
C, suppress cold base: with the mixture of the adhesive layer 1 ' that mixes through 200KG/CM
2Pressure cold moudling, make adhesive layer 1 ' cold base;
D, hot-forming: earlier adhesive layer 1 ' the cold base that suppresses is put into the die cavity of preheating, drop into friction working layer 2 mixtures again, through 200KG-300KG/CM
2Pressure hot-forming;
E, hot-forming brake block is done conventional later stage heat treatment, grinding, boring.
Later stage heat treatment in the above-mentioned steps, grinding, drilling operating are processing method general in related domain, so no longer elaborate at this.
Embodiment 4:
As shown in Figure 2, the utility model double-layer high strength and high abrasion-proof brake block is bonded disc type sheet, includes adhesive layer 1 ', friction working layer 2.Friction working layer 2 is arranged on the skin of brake block 3; Adhesive layer 1 ' is the internal layer of brake block 3; Adhesive layer 1 ', friction working layer 2 are composited and are complete double-layer high strength and high abrasion-proof brake block.Wherein, friction working layer 2 is under the prerequisite that guarantees working strength, improves the wear resistance and the braking travelling comfort of brake block 3.Adhesive layer 1 ' is to be responsible for brake block 3 and the bonding of braking shoes 4, does not participate in friction work.
The utility model double-layer high strength and high abrasion-proof brake block is the production method of bonded disc type sheet, may further comprise the steps:
A, the friction working layer 2 of forming brake block and the batching of adhesive layer 1 ':
The material mixture ratio of friction working layer 2 is: phenolic resin 12%, steel wool 21%, glass fibre 4%, mineral fibre 15%, copper fiber 3%, nitrile rubber powder 2%, carbon black 3%, friction powder 3%, friction particles 5%, increase grinding agent 2%, graphite 8%, barite 12%, chromite 3%, pyrite 3%, antimony sulphide 4%;
The material mixture ratio of adhesive layer 1 ' is: phenolic resin 17%, asbestos 32%, steel wool 18%, tyre talc 5%, mill dirt 18%, drilling cuttings 10%;
B, mixing: the batching of friction working layer 2, adhesive layer 1 ' is mixed separately;
C, suppress cold base: with the mixture of the adhesive layer 1 ' that mixes through 200KG/CM
2Pressure cold moudling, make the cold base of adhesive layer;
D, hot-forming: earlier adhesive layer 1 ' the cold base that suppresses is put into the die cavity of preheating, drop into the friction working layer mixture again, through 200KG-300KG/CM
2Pressure hot-forming;
E, hot-forming brake block is done conventional later stage heat treatment, grinding, boring.
Later stage heat treatment in the above-mentioned steps, grinding, drilling operating are processing method general in related domain, so no longer elaborate at this.
In embodiment 1-4, because application conditions difference and the address difference of riveted layer or adhesive layer, but be the internal layer of brake block 3, internal layer relatively, friction working layer 2 is exactly the skin of brake block.Friction working layer 2 is high antifriction layers, adopts the higher but wear-resisting property excellent material of cost; Riveted layer or adhesive layer adopt the cost relatively will be low but the higher material of shock resistance (shearing) intensity, two-layer being composited.
Claims (2)
1, a kind of double-layer high strength and high abrasion-proof brake block comprises friction working layer, riveted layer, and it is characterized in that: the skin at brake block is provided with friction working layer; Internal layer at brake block is provided with the riveted layer; Its internal layer and skin are composited and are double-layer high strength and high abrasion-proof brake block; Wherein, be that riveted connects when the braking shoes is the drum-type sheet, the riveted layer is by brake block and braking shoes riveted.
2, a kind of double-layer high strength and high abrasion-proof brake block comprises friction working layer, adhesive layer, it is characterized in that: the skin at brake block is provided with friction working layer; Internal layer at brake block is provided with adhesive layer; Its internal layer and skin are composited and are double-layer high strength and high abrasion-proof brake block; Wherein, when being applied in the disc type sheet bonding connection, adhesive layer is by brake block and braking shoes bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201825393U CN201354820Y (en) | 2008-12-29 | 2008-12-29 | Double-layer high-strength wear resistant brake pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201825393U CN201354820Y (en) | 2008-12-29 | 2008-12-29 | Double-layer high-strength wear resistant brake pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201354820Y true CN201354820Y (en) | 2009-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201825393U Expired - Fee Related CN201354820Y (en) | 2008-12-29 | 2008-12-29 | Double-layer high-strength wear resistant brake pad |
Country Status (1)
| Country | Link |
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| CN (1) | CN201354820Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886681A (en) * | 2010-06-25 | 2010-11-17 | 福建冠良汽车配件工业有限公司 | Wavelike bilayer structure drum brake shoe and backing material formula and production process 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 |
| CN109458413A (en) * | 2018-11-12 | 2019-03-12 | 张宇健 | A kind of silicon carbide brake block |
| CN110757183A (en) * | 2019-11-27 | 2020-02-07 | 哈尔滨理工大学 | Double-layer elastic sheet clamp |
-
2008
- 2008-12-29 CN CNU2008201825393U patent/CN201354820Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886681A (en) * | 2010-06-25 | 2010-11-17 | 福建冠良汽车配件工业有限公司 | Wavelike bilayer structure drum brake shoe and backing material formula and production process thereof |
| CN101886681B (en) * | 2010-06-25 | 2012-12-19 | 福建冠良汽车配件工业有限公司 | Wavelike bilayer structure drum brake shoe, backing material formula and production process 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 |
| 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 |
| CN109458413A (en) * | 2018-11-12 | 2019-03-12 | 张宇健 | A kind of silicon carbide brake block |
| CN109458413B (en) * | 2018-11-12 | 2020-08-04 | 瑞安市乘风塑胶有限公司 | Silicon carbide brake pad |
| CN110757183A (en) * | 2019-11-27 | 2020-02-07 | 哈尔滨理工大学 | Double-layer elastic sheet clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091202 Termination date: 20111229 |