CN112210141A - Friction plate woven cloth formula for automobile clutch and processing technology - Google Patents
Friction plate woven cloth formula for automobile clutch and processing technology Download PDFInfo
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- CN112210141A CN112210141A CN202011088396.1A CN202011088396A CN112210141A CN 112210141 A CN112210141 A CN 112210141A CN 202011088396 A CN202011088396 A CN 202011088396A CN 112210141 A CN112210141 A CN 112210141A
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- friction plate
- cloth
- machine
- rubber
- clutch
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L21/00—Compositions of unspecified rubbers
- C08L21/02—Latex
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/02—Compositions of linings; Methods of manufacturing
- F16D69/025—Compositions based on an organic binder
- F16D69/026—Compositions based on an organic binder containing fibres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Abstract
The invention discloses a friction plate damping cloth formula for an automobile clutch, which comprises the following components: 90-110 kg of cloth for a clutch friction plate, 2-3 kg of polyvinyl alcohol, 50-60 kg of latex, 30-35 kg of resin, 30-35 kg of barite powder, 5-6 kg of carbon black, 1.5-2.5 kg of graphite powder, 6-7 kg of mill ash, 0.8-1 kg of sulfur, 0.2-0.8 kg of hard acid octyl and 0.3-0.6 kg of caustic soda. The friction plate damping cloth formula and the processing technology for the automobile clutch have the advantages that the friction coefficient of the product is large and stable, the dynamic friction coefficient is close to the static friction coefficient, the strength is high, the product can bear impact, the friction plate is not easy to crack and peel at high speed, the wear resistance, the high temperature resistance, the corrosion resistance and the heat conductivity are good, the thermal deformation is small, the adhesion cannot be caused when the friction plate is kept still for a long time, the service life is long, the processing is easy, the cost is low, and the formula material is environment-friendly, does not fall to the ground, does.
Description
Technical Field
The invention relates to the technical field of production of friction plate woven cloth for an automobile clutch, in particular to a woven cloth formula and a processing technology of the friction plate woven cloth for the automobile clutch.
Background
The automobile clutch is positioned in a flywheel shell between an engine and a gearbox, a clutch assembly is fixed on the rear plane of a flywheel by using a screw, an output shaft of the clutch is an input shaft of the gearbox, a driver can step down or release a clutch pedal according to needs in the driving process of an automobile, the engine and the gearbox are temporarily separated and gradually jointed to cut off or transmit power input by the engine to the gearbox, and the friction plate soaking cloth is cloth specially used for the automobile clutch;
however, the friction plate for the existing automobile clutch is evaporated in part of ingredients entering the cloth, so that the friction plate pollutes the surrounding working environment, the cost of materials and the process is high, the friction coefficient is small and the stability is poor, the dynamic friction coefficient is more different from the static friction coefficient, the strength is low, the friction plate cannot bear larger impact, the friction plate is easy to crack and peel at high speed, the friction plate is wear-resistant, high-temperature resistant, corrosion-resistant and heat-conducting properties are poor, the thermal deformation is larger, the adhesion is easy to cause during long-term standing, and the service life is shorter.
Disclosure of Invention
The invention aims to provide a cloth infiltrating formula and a processing technology of a friction plate for an automobile clutch, and aims to solve the problems that part of ingredients of the existing cloth infiltrating formula of the friction plate for the automobile clutch, which are proposed in the background technology, can evaporate to pollute the surrounding working environment, the material and process cost is high, the friction coefficient is small, the stability is poor, the dynamic friction coefficient and the static friction coefficient are different, the strength is low, the friction plate cannot bear large impact, the friction plate is easy to crack and peel at high speed, the wear resistance, the high temperature resistance, the corrosion resistance and the heat conductivity are poor, the thermal deformation is large, the adhesion is easy to cause during long-term standing, and the service life is short.
In order to achieve the purpose, the invention provides the following technical scheme: the friction plate woven fabric formula for the automobile clutch comprises the following components: 90-110 kg of cloth for a clutch friction plate, 2-3 kg of polyvinyl alcohol, 50-60 kg of latex, 30-35 kg of resin, 30-35 kg of barite powder, 5-6 kg of carbon black, 1.5-2.5 kg of graphite powder, 6-7 kg of mill ash, 0.8-1 kg of sulfur, 0.2-0.8 kg of hard acid octyl and 0.3-0.6 kg of caustic soda.
The machining process of the friction plate damping cloth for the automobile clutch comprises the following steps:
the method comprises the following steps: sequentially adding 90-110 kg of water, 2-3 kg of polyvinyl alcohol and 50-60 kg of latex into a rubber impregnation machine, stirring the materials by the rubber impregnation machine while feeding, stirring for 30-50 min, adding cloth for a clutch friction plate into the rubber impregnation machine, heating by the rubber impregnation machine, and impregnating in the rubber impregnation machine;
step two: taking out the clutch friction plate cloth from the gum dipping machine, and putting the cloth into a dryer for drying;
step three: then adding 50-60 kg of latex, 30-35 kg of resin, 30-35 kg of barite powder, 5-6 kg of carbon black, 1.5-2.5 kg of graphite powder, 6-7 kg of ground ash, 0.8-1 kg of sulfur, 0.2-0.8 kg of hard acid-base and 0.3-0.6 kg of caustic soda into the rubber immersion machine in sequence;
step four: putting the dried cloth for the clutch friction plate into a rubber transfer machine again, heating the rubber transfer machine to raise the temperature, and dipping the cloth in the rubber transfer machine;
step five: taking out the twice-soaked clutch friction plate cloth from the gum dipping machine, and putting the twice-soaked clutch friction plate cloth into a dryer for drying;
step six: winding the secondarily dried clutch friction plate by using a winding machine;
step seven: putting the wound clutch friction plate into a vulcanization press machine for vulcanization by cloth;
step eight: and (3) performing injection molding on the vulcanized clutch friction plate by using a special mold.
Preferably, the temperature of the rubber immersion machine in the first step and the fourth step is 90-120 ℃.
Preferably, the cloth dipping time of the rubber immersion machine in the first step and the fourth step is 20-40 min.
Preferably, the drying temperature for drying in the second step and the fifth step is 200-240 ℃.
Preferably, the drying time of the dryer in the second step and the fifth step is 30-50 min.
Preferably, in the third step, the material is stirred by the glue dipping machine while being added, and after the material is completely added, the stirring is continued for 30-50 min.
Preferably, the temperature of the vulcanizing press in the sixth step is 180-240 ℃.
Preferably, the vulcanization time of the vulcanization press in the sixth step is 5-10 min.
Compared with the prior art, the invention has the beneficial effects that: the friction plate for the automobile clutch comprises water, polyvinyl alcohol, latex, resin, barite powder, carbon black, graphite powder, grinding ash, sulfur, hard acid and caustic soda, and the whole processing technology comprises cloth soaking, drying, secondary cloth soaking, secondary drying, winding forming, vulcanizing and injection molding.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the method comprises the following steps: sequentially adding 100kg of water, 2.5kg of polyvinyl alcohol and 36kg of latex into a rubber immersion machine, stirring the materials by the rubber immersion machine while feeding, stirring for 45min, adding cloth for a clutch friction plate into the rubber immersion machine, heating by the rubber immersion machine, raising the temperature to 100 ℃, and dipping the cloth for 30min in the rubber immersion machine;
step two: drying the soaked clutch friction plate cloth by using a dryer, raising the temperature of the dryer to 210 ℃, taking out the clutch friction plate cloth from the impregnation machine, putting the cloth into the dryer for drying, and drying for 45 min;
step three: then, sequentially adding 18kg of latex, 26kg of resin, 32kg of barite powder, 5.6kg of carbon black, 2kg of graphite powder, 6.8kg of grinding ash, 0.8kg of sulfur, 0.5kg of hard acid octyl and 0.3-0.6 kg of caustic soda into a rubber immersion machine, stirring the materials by the rubber immersion machine while adding the materials, and stirring for 45min after the materials are completely added;
step four: putting the dried cloth for the clutch friction plate into a rubber immersion machine again, heating the rubber immersion machine to 100 ℃, and immersing the cloth in the rubber immersion machine for 30 min;
step five: secondarily drying the cloth for the clutch friction plate after secondary cloth soaking by using a dryer, raising the temperature of the dryer to 210 ℃, taking out the cloth for the clutch friction plate from the rubber immersion machine, putting the cloth into the dryer for drying, and drying for 45 min;
step six: winding the secondarily dried clutch friction plate by using a winding machine;
step seven: preheating a vulcanization press to 200 ℃, and putting the wound clutch friction plate into the vulcanization press for vulcanization for 5 min;
step eight: and (3) performing injection molding on the vulcanized clutch friction plate by using a special mold.
Example two:
the method comprises the following steps: sequentially adding 90kg of water, 2kg of polyvinyl alcohol and 30kg of latex into a rubber immersion machine, stirring the materials by the rubber immersion machine while feeding, stirring for 45min, adding cloth for a clutch friction plate into the rubber immersion machine, heating the rubber immersion machine, and immersing the cloth in the rubber immersion machine for 30min, wherein the temperature of the cloth is increased to 100 ℃;
step two: drying the soaked clutch friction plate cloth by using a dryer, raising the temperature of the dryer to 210 ℃, taking out the clutch friction plate cloth from the impregnation machine, putting the cloth into the dryer for drying, and drying for 45 min;
step three: then adding 24kg of latex, 30kg of resin, 30kg of barite powder, 5kg of carbon black, 1.5kg of graphite powder, 6kg of grinding ash, 0.8kg of sulfur, 0.2kg of hard acid octyl and 0.3-0.6 kg of caustic soda into the rubber immersion machine in sequence, stirring the materials by the rubber immersion machine while feeding, and stirring for 45min after the materials are completely added;
step four: putting the dried cloth for the clutch friction plate into a rubber immersion machine again, heating the rubber immersion machine to 100 ℃, and immersing the cloth in the rubber immersion machine for 30 min;
step five: secondarily drying the cloth for the clutch friction plate after secondary cloth soaking by using a dryer, raising the temperature of the dryer to 210 ℃, taking out the cloth for the clutch friction plate from the rubber immersion machine, putting the cloth into the dryer for drying, and drying for 45 min;
step six: winding the secondarily dried clutch friction plate by using a winding machine;
step seven: preheating a vulcanization press to 200 ℃, and putting the wound clutch friction plate into the vulcanization press for vulcanization for 5 min;
step eight: and (3) performing injection molding on the vulcanized clutch friction plate by using a special mold.
Example three:
the method comprises the following steps: sequentially adding 110kg of water, 3kg of polyvinyl alcohol and 40kg of latex into a rubber immersion machine, stirring the materials by the rubber immersion machine while feeding, stirring for 45min, adding cloth for a clutch friction plate into the rubber immersion machine, heating the rubber immersion machine, raising the temperature to 100 ℃, and dipping the cloth in the rubber immersion machine for 30 min;
step two: drying the soaked clutch friction plate cloth by using a dryer, raising the temperature of the dryer to 210 ℃, taking out the clutch friction plate cloth from the impregnation machine, putting the cloth into the dryer for drying, and drying for 45 min;
step three: then, sequentially adding 14kg of latex, 35kg of resin, 35kg of barite powder, 6kg of carbon black, 2.5kg of graphite powder, 7kg of grinding ash, 1kg of sulfur, 0.8kg of hard acid octyl and 0.3-0.6 kg of caustic soda into the rubber immersion machine, stirring the materials by the rubber immersion machine while feeding, and stirring for 45min after the materials are completely added;
step four: putting the dried cloth for the clutch friction plate into a rubber immersion machine again, heating the rubber immersion machine to 100 ℃, and immersing the cloth in the rubber immersion machine for 30 min;
step five: secondarily drying the cloth for the clutch friction plate after secondary cloth soaking by using a dryer, raising the temperature of the dryer to 210 ℃, taking out the cloth for the clutch friction plate from the rubber immersion machine, putting the cloth into the dryer for drying, and drying for 45 min;
step six: winding the secondarily dried clutch friction plate by using a winding machine;
step seven: preheating a vulcanization press to 200 ℃, and putting the wound clutch friction plate into the vulcanization press for vulcanization for 5 min;
step eight: and (3) performing injection molding on the vulcanized clutch friction plate by using a special mold.
Example four:
the method comprises the following steps: the method comprises the following steps: sequentially adding 100kg of water, 2.5kg of polyvinyl alcohol and 36kg of latex into a rubber immersion machine, stirring the materials by the rubber immersion machine while feeding, stirring for 30min, adding cloth for a clutch friction plate into the rubber immersion machine, heating by the rubber immersion machine, raising the temperature to 100 ℃, and dipping the cloth for 20min in the rubber immersion machine;
step two: drying the soaked clutch friction plate cloth by using a dryer, raising the temperature of the dryer to 210 ℃, taking out the clutch friction plate cloth from the impregnation machine, putting the cloth into the dryer for drying, and drying for 30 min;
step three: then, sequentially adding 18kg of latex, 26kg of resin, 32kg of barite powder, 5.6kg of carbon black, 2kg of graphite powder, 6.8kg of grinding ash, 0.8kg of sulfur, 0.5kg of hard acid octyl and 0.3-0.6 kg of caustic soda into a rubber immersion machine, stirring the materials by the rubber immersion machine while adding the materials, and stirring for 30min after the materials are completely added;
step four: putting the dried cloth for the clutch friction plate into a rubber transfer machine again, heating the rubber transfer machine to raise the temperature to 100 ℃, and dipping the cloth in the rubber transfer machine for 20 min;
step five: secondarily drying the cloth for the clutch friction plate after secondary cloth soaking by using a dryer, raising the temperature of the dryer to 210 ℃, taking out the cloth for the clutch friction plate from the rubber immersion machine, putting the cloth into the dryer for drying, and drying for 30 min;
step six: winding the secondarily dried clutch friction plate by using a winding machine;
step seven: preheating a vulcanization press to 200 ℃, and putting the wound clutch friction plate into the vulcanization press for vulcanization for 5 min;
step eight: and (3) performing injection molding on the vulcanized clutch friction plate by using a special mold.
Example five:
the method comprises the following steps: sequentially adding 100kg of water, 2.5kg of polyvinyl alcohol and 36kg of latex into a rubber immersion machine, stirring the materials by the rubber immersion machine while feeding, stirring for 50min, adding cloth for a clutch friction plate into the rubber immersion machine, heating by the rubber immersion machine, raising the temperature to 100 ℃, and dipping the cloth for 40min in the rubber immersion machine;
step two: drying the soaked clutch friction plate cloth by using a dryer, raising the temperature of the dryer to 210 ℃, taking out the clutch friction plate cloth from the impregnation machine, putting the cloth into the dryer for drying, and drying for 50 min;
step three: then, sequentially adding 18kg of latex, 26kg of resin, 32kg of barite powder, 5.6kg of carbon black, 2kg of graphite powder, 6.8kg of grinding ash, 0.8kg of sulfur, 0.5kg of hard acid octyl and 0.3-0.6 kg of caustic soda into a rubber immersion machine, stirring the materials by the rubber immersion machine while adding the materials, and stirring for 50min after the materials are completely added;
step four: putting the dried cloth for the clutch friction plate into a rubber transfer machine again, heating the rubber transfer machine to raise the temperature to 100 ℃, and dipping the cloth in the rubber transfer machine for 40 min;
step five: secondarily drying the cloth for the clutch friction plate after secondary cloth soaking by using a dryer, raising the temperature of the dryer to 210 ℃, taking out the cloth for the clutch friction plate from the rubber immersion machine, putting the cloth into the dryer for drying, and drying for 50 min;
step six: winding the secondarily dried clutch friction plate by using a winding machine;
step seven: preheating a vulcanization press machine to 200 ℃, and putting the wound clutch friction plate into the vulcanization press machine for vulcanization for 10 min;
step eight: and (3) performing injection molding on the vulcanized clutch friction plate by using a special mold.
In summary, in the first to fifth embodiments, the friction coefficient of the product produced by the formulation and process of the first embodiment is large and stable, the dynamic friction coefficient is close to the static friction coefficient, the product has high strength, can bear impact, is not easy to crack and peel at high speed, has good wear resistance, high temperature resistance, corrosion resistance and heat conductivity, has small thermal deformation, cannot be adhered after standing for a long time, has long service life, is easy to process and cheap, and the formulation material used does not fall to the ground, does not evaporate and is environment-friendly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The friction plate woven fabric formula for the automobile clutch is characterized by comprising the following components: 90-110 kg of cloth for a clutch friction plate, 2-3 kg of polyvinyl alcohol, 50-60 kg of latex, 30-35 kg of resin, 30-35 kg of barite powder, 5-6 kg of carbon black, 1.5-2.5 kg of graphite powder, 6-7 kg of mill ash, 0.8-1 kg of sulfur, 0.2-0.8 kg of hard acid octyl and 0.3-0.6 kg of caustic soda.
2. The process for machining friction plates for automobile clutches, which is characterized by comprising the following steps:
the method comprises the following steps: sequentially adding 90-110 kg of water, 2-3 kg of polyvinyl alcohol and 50-60 kg of latex into a rubber impregnation machine, stirring the materials by the rubber impregnation machine while feeding, stirring for 30-50 min, adding cloth for a clutch friction plate into the rubber impregnation machine, heating by the rubber impregnation machine, and impregnating in the rubber impregnation machine;
step two: taking out the clutch friction plate cloth from the gum dipping machine, and putting the cloth into a dryer for drying;
step three: then adding 50-60 kg of latex, 30-35 kg of resin, 30-35 kg of barite powder, 5-6 kg of carbon black, 1.5-2.5 kg of graphite powder, 6-7 kg of ground ash, 0.8-1 kg of sulfur, 0.2-0.8 kg of hard acid-base and 0.3-0.6 kg of caustic soda into the rubber immersion machine in sequence;
step four: putting the dried cloth for the clutch friction plate into a rubber transfer machine again, heating the rubber transfer machine to raise the temperature, and dipping the cloth in the rubber transfer machine;
step five: taking out the twice-soaked clutch friction plate cloth from the gum dipping machine, and putting the twice-soaked clutch friction plate cloth into a dryer for drying;
step six: winding the secondarily dried clutch friction plate by using a winding machine;
step seven: putting the wound clutch friction plate into a vulcanization press machine for vulcanization by cloth;
step eight: and (3) performing injection molding on the vulcanized clutch friction plate by using a special mold.
3. The process for machining friction plates for automobile clutches, according to claim 2, is characterized in that: the temperature of the gum dipping machine in the first step and the fourth step is 90-120 ℃.
4. The process for machining friction plates for automobile clutches, according to claim 2, is characterized in that: and the cloth dipping time of the rubber immersion machine in the first step and the fourth step is 20-40 min.
5. The process for machining friction plates for automobile clutches, according to claim 2, is characterized in that: and the drying temperature for drying in the second step and the fifth step is 200-240 ℃.
6. The process for machining friction plates for automobile clutches, according to claim 2, is characterized in that: and the drying time of the dryer in the second step and the fifth step is 30-50 min.
7. The process for machining friction plates for automobile clutches, according to claim 2, is characterized in that: and step three, stirring the materials by a rubber dipping machine while feeding, and continuing stirring for 30-50 min after the materials are completely added.
8. The process for machining friction plates for automobile clutches, according to claim 2, is characterized in that: and in the sixth step, the temperature of the vulcanizing press is 180-240 ℃.
9. The process for machining friction plates for automobile clutches, according to claim 2, is characterized in that: and in the sixth step, the vulcanizing time of the vulcanizing press is 5-10 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011088396.1A CN112210141A (en) | 2020-10-13 | 2020-10-13 | Friction plate woven cloth formula for automobile clutch and processing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011088396.1A CN112210141A (en) | 2020-10-13 | 2020-10-13 | Friction plate woven cloth formula for automobile clutch and processing technology |
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| CN112210141A true CN112210141A (en) | 2021-01-12 |
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| CN202011088396.1A Pending CN112210141A (en) | 2020-10-13 | 2020-10-13 | Friction plate woven cloth formula for automobile clutch and processing technology |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5433907A (en) * | 1992-10-21 | 1995-07-18 | Akebono Brake Industry Co., Ltd. | Method for producing friction materials |
| CN101285512A (en) * | 2008-05-09 | 2008-10-15 | 海盐华强树脂有限公司 | Production method for clutch surface adopting formaldehyde-phenol resin as cementing compound |
| CN103030921A (en) * | 2011-09-29 | 2013-04-10 | 浙江科马摩擦材料股份有限公司 | Clutch facing without rubber winding and preparation method thereof |
-
2020
- 2020-10-13 CN CN202011088396.1A patent/CN112210141A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5433907A (en) * | 1992-10-21 | 1995-07-18 | Akebono Brake Industry Co., Ltd. | Method for producing friction materials |
| CN101285512A (en) * | 2008-05-09 | 2008-10-15 | 海盐华强树脂有限公司 | Production method for clutch surface adopting formaldehyde-phenol resin as cementing compound |
| CN103030921A (en) * | 2011-09-29 | 2013-04-10 | 浙江科马摩擦材料股份有限公司 | Clutch facing without rubber winding and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 刘伟，胡以强: "基于填料粒度对离合器摩擦材料性能影响的研究", 《纤维复合材料》 * |
| 蔡仁华: "芳纶纤维无石棉离合器面片研制", 《非金属矿》 * |
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Application publication date: 20210112 |