CN112032229A - High-temperature-resistant nano calcium carbonate automobile clutch friction plate and production method thereof - Google Patents
High-temperature-resistant nano calcium carbonate automobile clutch friction plate and production method thereof Download PDFInfo
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- CN112032229A CN112032229A CN202010958317.1A CN202010958317A CN112032229A CN 112032229 A CN112032229 A CN 112032229A CN 202010958317 A CN202010958317 A CN 202010958317A CN 112032229 A CN112032229 A CN 112032229A
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- 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
- F16D69/023—Composite materials containing carbon and carbon fibres or fibres made of carbonizable material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/14—Polyepoxides
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- 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
- F16D13/00—Friction clutches
- F16D13/58—Details
- F16D13/60—Clutching elements
- F16D13/64—Clutch-plates; Clutch-lamellae
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- 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
- F16D69/027—Compositions based on metals or inorganic oxides
- F16D69/028—Compositions based on metals or inorganic oxides containing fibres
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- 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
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0034—Materials; Production methods therefor non-metallic
- F16D2200/0039—Ceramics
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- 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
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0034—Materials; Production methods therefor non-metallic
- F16D2200/0052—Carbon
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- 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
- F16D2200/00—Materials; Production methods therefor
- F16D2200/006—Materials; Production methods therefor containing fibres or particles
- F16D2200/0065—Inorganic, e.g. non-asbestos mineral fibres
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- 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
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0082—Production methods therefor
- F16D2200/0086—Moulding materials together by application of heat and pressure
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- 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
- F16D2250/00—Manufacturing; Assembly
- F16D2250/0023—Shaping by pressure
Abstract
The invention discloses a high-temperature-resistant nano calcium carbonate automobile clutch friction plate which comprises the following raw materials in parts by weight: 35-45 parts of nano calcium carbonate, 10-15 parts of thermosetting resin, 10-12 parts of silicon dioxide, 15-20 parts of glass fiber, 15-20 parts of ceramic fiber, 5-10 parts of graphene, 10-14 parts of carbon fiber, 8-11 parts of carbon black, 5-8 parts of adhesive, 5-8 parts of reinforcing agent, 4-7 parts of regulator, 3-5 parts of anti-coking agent, 6-10 parts of accelerator and 3-7 parts of curing agent, and the production method comprises the following steps: mixing and preparing raw materials, hot-press molding a blank, cooling, discharging, pressing and taking a piece, finely processing the blank and inspecting a finished product; the nano calcium carbonate friction plate is prepared from the raw materials of nano calcium carbonate, thermosetting resin, silicon dioxide, glass fiber, ceramic fiber, graphene, carbon fiber and the like, so that the friction plate is light in weight, high in strength, small in pollution, good in sound absorption effect, simple in production method and low in production cost.
Description
Technical Field
The invention relates to the technical field of automobile part production, in particular to a high-temperature-resistant nano calcium carbonate automobile clutch friction plate and a production method thereof.
Background
The friction material mainly adopts asbestos-based friction material, and with the increasing requirements for environmental protection and safety, semimetal type friction material, composite fiber friction material and ceramic fiber friction material gradually appear, and because the friction material is mainly used for manufacturing parts of a braking system and a transmission system on the automobile, the friction material is required to have high and stable friction coefficient and better wear resistance;
at present, asbestos friction plates and semimetal friction plates occupy main share in the automobile friction plate market due to low production cost, although the manufacturing cost of the asbestos friction plates and the semimetal friction plates is relatively reduced, the friction materials of the existing asbestos friction plates can release nanoscale heavy metal particles, lung cancer can be caused by the fact that the asbestos friction plates and the semimetal friction plates are sucked into the lung, the asbestos friction plates are also important air pollution sources, the asbestos friction plates and the semimetal friction plates do not accord with the environment protection principle, the semimetal friction plates are poor in heat resistance and not wear-resistant, the service life is shortened, and the metal materials are contained, so that the noise is large during automobile braking, and the driving comfort is influenced.
Disclosure of Invention
In view of the above problems, the present invention provides a high temperature resistant nano calcium carbonate friction plate for an automobile clutch and a method for producing the same, wherein the friction plate is made of nano calcium carbonate, thermosetting resin, silica, glass fiber, ceramic fiber, graphene, carbon fiber and other raw materials, such that the friction plate has the advantages of light weight, high strength, less pollution, good sound absorption effect, simple production method and low production cost.
In order to achieve the purpose of the invention, the invention is realized by the following technical scheme: a high-temperature-resistant nano calcium carbonate automobile clutch friction plate comprises the following raw materials in parts by weight: 35-45 parts of nano calcium carbonate, 10-15 parts of thermosetting resin, 10-12 parts of silicon dioxide, 15-20 parts of glass fiber, 15-20 parts of ceramic fiber, 5-10 parts of graphene, 10-14 parts of carbon fiber, 8-11 parts of carbon black, 5-8 parts of adhesive, 5-8 parts of reinforcing agent, 4-7 parts of regulator, 3-5 parts of anti-coking agent, 6-10 parts of accelerator and 3-7 parts of curing agent.
The further improvement lies in that: the nano calcium carbonate is superfine calcium carbonate, calcium hydroxide emulsion below 25 ℃ is pumped into a carbonization reaction tank, carbon dioxide is introduced into the carbonization reaction tank, then carbonization reaction is carried out under the stirring state, the thermosetting resin is epoxy resin, and the epoxy resin is prepared by condensation polymerization of phenol and formaldehyde under the condition of a catalyst, neutralization and water washing.
The further improvement lies in that: the silica is powdery amorphous silica and is prepared by granulating, sintering, cleaning and drying silica gel, the glass fiber is alkali-free glass fiber, and the alkali-free glass fiber is prepared by a tank furnace wire drawing method of one-step forming.
The further improvement lies in that: the ceramic fiber is prepared by a resistance furnace through a blowing method, and the graphene is prepared by oxidation reduction of natural graphite through sulfuric acid, nitric acid, potassium permanganate and hydrogen peroxide.
The further improvement lies in that: the particle size of the carbon black particles is less than 20nm, the main component of the adhesive is polyacrylate, the reinforcing agent is a DH-2 type plastic reinforcing agent, and the regulator is a friction regulator.
The further improvement lies in that: the main component of the scorch retarder is N-cyclohexyl thiophthalimide, the main component of the accelerator is triethanolamine, and the main component of the curing agent is fatty amine.
A production method of a high-temperature-resistant nano calcium carbonate automobile clutch friction plate comprises the following steps:
the method comprises the following steps: preparation of raw materials by mixing
Firstly, weighing a fixed amount of nano calcium carbonate, thermosetting resin, silicon dioxide, glass fiber, ceramic fiber, graphene and carbon fiber by a batching machine, simultaneously introducing the weighed nano calcium carbonate, thermosetting resin, silicon dioxide, glass fiber, ceramic fiber, graphene and carbon fiber into a high-speed mixer for mixing and stirring, setting the heating temperature to be 50 ℃ in the stirring process, sequentially and uniformly adding carbon black, an adhesive, a reinforcing agent, a regulator, a scorch retarder, an accelerator and a curing agent after stirring for 10 minutes, continuously stirring, setting the stirring temperature to be 60 ℃, and stirring for 15 minutes to prepare a mixed raw material for later use;
step two: blank hot press forming
Filtering and screening the mixed raw materials, removing large-particle polymers and impurities in the raw materials, adding the filtered mixed raw materials into a hot-pressing mold for hot-pressing molding for one time, setting the heating temperature to 250 ℃ and the pressurizing pressure to 200MPa in the hot-pressing molding process, cooling to 200 ℃ when the mold temperature reaches 250 ℃ for heat preservation, simultaneously adjusting the pressure to 160MPa, and performing hot pressing for 30 minutes to obtain a nano calcium carbonate friction plate blank;
step three: cooling pressure-discharging part
Cooling a hot-pressing die after hot-pressing forming of the friction plate blank, simultaneously opening a pressure relief valve on the hot-pressing die to exhaust and reduce pressure, opening the die and taking out the nano calcium carbonate friction plate blank after the die is cooled and reduced in pressure, then carrying out heat treatment on the blank through a vacuum drying oven and setting the heat treatment temperature to be 120 ℃;
step four: blank finishing
Firstly, rough machining is carried out on the blank of the rice calcium carbonate friction plate after heat treatment through a grinding machine, then finish machining is carried out on the blank through a polishing machine so as to remove rough edges of the blank and prepare a finished product of the nano calcium carbonate friction plate, and then the finished product of the nano calcium carbonate friction plate after finish machining is cleaned and dried;
step five: inspection of finished product
And (3) firstly, carrying out quality inspection on the cleaned and dried nano calcium carbonate friction plate finished product, then, flowing the qualified product into the next procedure for assembly and processing, and simultaneously, intercepting and scrapping the unqualified product.
The invention has the beneficial effects that: the invention improves the processing performance of the friction plate raw material and the rheological property of the product by using nano calcium carbonate, thermosetting resin, silicon dioxide, glass fiber, ceramic fiber, graphene and carbon fiber as main raw materials and carbon black, adhesive, reinforcing agent, regulator, anti-coking agent, accelerant and curing agent as auxiliary materials, simultaneously improves the dimensional stability and heat resistance stability of the product, and then leads the prepared friction plate to have light weight, high strength, good heat resistance and wear resistance cavity, lower heat conductivity and stronger sound and vibration absorption effects by mixing, hot pressing, taking and finish machining, improves the service life of the friction plate to a certain extent, has less pollution compared with the traditional asbestos brake plate, has better mechanical and braking performance compared with the traditional semi-metal friction plate at high temperature, has smaller noise during braking, has more comfortable foot feel, in addition, the production method of the friction plate is simple in process, convenient and fast to operate, relatively low in production cost and high in economic benefit.
Drawings
FIG. 1 is a flow chart of the production process of the present invention.
Detailed Description
In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
Example one
According to the figure 1, the embodiment provides a high-temperature-resistant nano calcium carbonate friction plate for an automobile clutch, which comprises the following raw materials in parts by weight: the feed comprises the following raw materials in parts by weight: 35 parts of nano calcium carbonate, 10 parts of thermosetting resin, 10 parts of silicon dioxide, 15 parts of glass fiber, 15 parts of ceramic fiber, 5 parts of graphene, 10 parts of carbon fiber, 8 parts of carbon black, 5 parts of adhesive, 5 parts of reinforcing agent, 4 parts of regulator, 3 parts of anti-coking agent, 6 parts of accelerator and 3 parts of curing agent, wherein the nano calcium carbonate is superfine calcium carbonate and is prepared by pumping calcium hydroxide emulsion below 25 ℃ into a carbonization reaction tank and introducing carbon dioxide, and then carrying out carbonization reaction under a stirring state, the thermosetting resin is epoxy resin which is prepared by polycondensation of phenol and formaldehyde under the condition of a catalyst and neutralization and water washing, the silicon dioxide is powdery amorphous silicon dioxide and is prepared by granulating, sintering, cleaning and drying silica gel, the glass fiber is alkali-free glass fiber which is prepared by a one-step tank furnace wire drawing method, the ceramic fiber is prepared by a resistance furnace through a blowing method, the graphene is prepared by oxidation reduction of natural graphite through sulfuric acid, nitric acid, potassium permanganate and hydrogen peroxide, the particle size of carbon black particles is less than 20nm, the main component of the adhesive is polyacrylate, the reinforcing agent is a DH-2 type plastic reinforcing agent, the regulator is a friction regulator, the main component of the anti-scorching agent is N-cyclohexyl thiophthalimide, the main component of the accelerator is triethanolamine, and the main component of the curing agent is fatty amine.
The production method comprises the following steps:
the method comprises the following steps: preparation of raw materials by mixing
Firstly, weighing a fixed amount of nano calcium carbonate, thermosetting resin, silicon dioxide, glass fiber, ceramic fiber, graphene and carbon fiber by a batching machine, simultaneously introducing the weighed nano calcium carbonate, thermosetting resin, silicon dioxide, glass fiber, ceramic fiber, graphene and carbon fiber into a high-speed mixer for mixing and stirring, setting the heating temperature to be 50 ℃ in the stirring process, sequentially and uniformly adding carbon black, an adhesive, a reinforcing agent, a regulator, a scorch retarder, an accelerator and a curing agent after stirring for 10 minutes, continuously stirring, setting the stirring temperature to be 60 ℃, and stirring for 15 minutes to prepare a mixed raw material for later use;
step two: blank hot press forming
Filtering and screening the mixed raw materials, removing large-particle polymers and impurities in the raw materials, adding the filtered mixed raw materials into a hot-pressing mold for hot-pressing molding for one time, setting the heating temperature to 250 ℃ and the pressurizing pressure to 200MPa in the hot-pressing molding process, cooling to 200 ℃ when the mold temperature reaches 250 ℃ for heat preservation, simultaneously adjusting the pressure to 160MPa, and performing hot pressing for 30 minutes to obtain a nano calcium carbonate friction plate blank;
step three: cooling pressure-discharging part
Cooling a hot-pressing die after hot-pressing forming of the friction plate blank, simultaneously opening a pressure relief valve on the hot-pressing die to exhaust and reduce pressure, opening the die and taking out the nano calcium carbonate friction plate blank after the die is cooled and reduced in pressure, then carrying out heat treatment on the blank through a vacuum drying oven and setting the heat treatment temperature to be 120 ℃;
step four: blank finishing
Firstly, rough machining is carried out on the blank of the rice calcium carbonate friction plate after heat treatment through a grinding machine, then finish machining is carried out on the blank through a polishing machine so as to remove rough edges of the blank and prepare a finished product of the nano calcium carbonate friction plate, and then the finished product of the nano calcium carbonate friction plate after finish machining is cleaned and dried;
step five: inspection of finished product
And (3) firstly, carrying out quality inspection on the cleaned and dried nano calcium carbonate friction plate finished product, then, flowing the qualified product into the next procedure for assembly and processing, and simultaneously, intercepting and scrapping the unqualified product.
Example two
According to the figure 1, the embodiment provides a high-temperature-resistant nano calcium carbonate friction plate for an automobile clutch, which comprises the following raw materials in parts by weight: the feed comprises the following raw materials in parts by weight: 45 parts of nano calcium carbonate, 15 parts of thermosetting resin, 12 parts of silicon dioxide, 20 parts of glass fiber, 20 parts of ceramic fiber, 10 parts of graphene, 14 parts of carbon fiber, 11 parts of carbon black, 8 parts of adhesive, 8 parts of reinforcing agent, 7 parts of regulator, 5 parts of anti-coking agent, 10 parts of accelerator and 7 parts of curing agent, wherein the nano calcium carbonate is superfine calcium carbonate and is prepared by pumping calcium hydroxide emulsion below 25 ℃ into a carbonization reaction tank and introducing carbon dioxide, and then carrying out carbonization reaction under a stirring state, the thermosetting resin is epoxy resin which is prepared by phenol and formaldehyde under the condition of catalyst through polycondensation and neutralization and water washing, the silicon dioxide is powdery amorphous silicon dioxide and is prepared by granulating, sintering, cleaning and drying silica gel, the glass fiber is alkali-free glass fiber which is prepared by a one-step tank furnace wire drawing method, the ceramic fiber is prepared by a resistance furnace through a blowing method, the graphene is prepared by oxidation reduction of natural graphite through sulfuric acid, nitric acid, potassium permanganate and hydrogen peroxide, the particle size of carbon black particles is less than 20nm, the main component of the adhesive is polyacrylate, the reinforcing agent is a DH-2 type plastic reinforcing agent, the regulator is a friction regulator, the main component of the anti-scorching agent is N-cyclohexyl thiophthalimide, the main component of the accelerator is triethanolamine, and the main component of the curing agent is fatty amine.
The production method comprises the following steps:
the method comprises the following steps: preparation of raw materials by mixing
Firstly, weighing a fixed amount of nano calcium carbonate, thermosetting resin, silicon dioxide, glass fiber, ceramic fiber, graphene and carbon fiber by a batching machine, simultaneously introducing the weighed nano calcium carbonate, thermosetting resin, silicon dioxide, glass fiber, ceramic fiber, graphene and carbon fiber into a high-speed mixer for mixing and stirring, setting the heating temperature to be 50 ℃ in the stirring process, sequentially and uniformly adding carbon black, an adhesive, a reinforcing agent, a regulator, a scorch retarder, an accelerator and a curing agent after stirring for 10 minutes, continuously stirring, setting the stirring temperature to be 60 ℃, and stirring for 15 minutes to prepare a mixed raw material for later use;
step two: blank hot press forming
Filtering and screening the mixed raw materials, removing large-particle polymers and impurities in the raw materials, adding the filtered mixed raw materials into a hot-pressing mold for hot-pressing molding for one time, setting the heating temperature to 250 ℃ and the pressurizing pressure to 200MPa in the hot-pressing molding process, cooling to 200 ℃ when the mold temperature reaches 250 ℃ for heat preservation, simultaneously adjusting the pressure to 160MPa, and performing hot pressing for 30 minutes to obtain a nano calcium carbonate friction plate blank;
step three: cooling pressure-discharging part
Cooling a hot-pressing die after hot-pressing forming of the friction plate blank, simultaneously opening a pressure relief valve on the hot-pressing die to exhaust and reduce pressure, opening the die and taking out the nano calcium carbonate friction plate blank after the die is cooled and reduced in pressure, then carrying out heat treatment on the blank through a vacuum drying oven and setting the heat treatment temperature to be 120 ℃;
step four: blank finishing
Firstly, rough machining is carried out on the blank of the rice calcium carbonate friction plate after heat treatment through a grinding machine, then finish machining is carried out on the blank through a polishing machine so as to remove rough edges of the blank and prepare a finished product of the nano calcium carbonate friction plate, and then the finished product of the nano calcium carbonate friction plate after finish machining is cleaned and dried;
step five: inspection of finished product
And (3) firstly, carrying out quality inspection on the cleaned and dried nano calcium carbonate friction plate finished product, then, flowing the qualified product into the next procedure for assembly and processing, and simultaneously, intercepting and scrapping the unqualified product.
The high-temperature-resistant nano calcium carbonate automobile clutch friction plate and the production method thereof improve the processing performance of the friction plate raw material and the rheological performance of a product by taking nano calcium carbonate, thermosetting resin, silicon dioxide, glass fiber, ceramic fiber, graphene and carbon fiber as main raw materials and taking carbon black, adhesive, reinforcing agent, regulator, anti-coking agent, accelerant and curing agent as auxiliary materials, and simultaneously improve the dimensional stability and heat-resistant stability of the product, and then the friction plate prepared by mixing, hot-pressing, taking and finish machining has the advantages of light weight, high strength, good heat resistance, wear-resistant cavity, lower heat conductivity, stronger sound-absorbing and vibration-absorbing effects, prolonged service life of the friction plate to a certain extent, less pollution compared with the traditional asbestos brake plate, better mechanical and braking performance at high temperature compared with the traditional semi-metal friction plate, the friction plate has the advantages of low noise and comfortable foot feeling during braking, and the production method of the friction plate has the advantages of simple flow, convenient operation, relatively low production cost and higher economic benefit.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a high temperature resistant nanometer calcium carbonate automobile clutch friction disc which characterized in that: the feed comprises the following raw materials in parts by weight: 35-45 parts of nano calcium carbonate, 10-15 parts of thermosetting resin, 10-12 parts of silicon dioxide, 15-20 parts of glass fiber, 15-20 parts of ceramic fiber, 5-10 parts of graphene, 10-14 parts of carbon fiber, 8-11 parts of carbon black, 5-8 parts of adhesive, 5-8 parts of reinforcing agent, 4-7 parts of regulator, 3-5 parts of anti-coking agent, 6-10 parts of accelerator and 3-7 parts of curing agent.
2. The high temperature resistant nano calcium carbonate automobile clutch friction plate of claim 1, characterized in that: the nano calcium carbonate is superfine calcium carbonate, calcium hydroxide emulsion below 25 ℃ is pumped into a carbonization reaction tank, carbon dioxide is introduced into the carbonization reaction tank, then carbonization reaction is carried out under the stirring state, the thermosetting resin is epoxy resin, and the epoxy resin is prepared by condensation polymerization of phenol and formaldehyde under the condition of a catalyst, neutralization and water washing.
3. The high temperature resistant nano calcium carbonate automobile clutch friction plate of claim 1, characterized in that: the silica is powdery amorphous silica and is prepared by granulating, sintering, cleaning and drying silica gel, the glass fiber is alkali-free glass fiber, and the alkali-free glass fiber is prepared by a tank furnace wire drawing method of one-step forming.
4. The high temperature resistant nano calcium carbonate automobile clutch friction plate of claim 1, characterized in that: the ceramic fiber is prepared by a resistance furnace through a blowing method, and the graphene is prepared by oxidation reduction of natural graphite through sulfuric acid, nitric acid, potassium permanganate and hydrogen peroxide.
5. The high temperature resistant nano calcium carbonate automobile clutch friction plate of claim 1, characterized in that: the particle size of the carbon black particles is less than 20nm, the main component of the adhesive is polyacrylate, the reinforcing agent is a DH-2 type plastic reinforcing agent, and the regulator is a friction regulator.
6. The high temperature resistant nano calcium carbonate automobile clutch friction plate of claim 1, characterized in that: the main component of the scorch retarder is N-cyclohexyl thiophthalimide, the main component of the accelerator is triethanolamine, and the main component of the curing agent is fatty amine.
7. A production method of a high-temperature-resistant nano calcium carbonate automobile clutch friction plate is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: preparation of raw materials by mixing
Firstly, weighing a fixed amount of nano calcium carbonate, thermosetting resin, silicon dioxide, glass fiber, ceramic fiber, graphene and carbon fiber by a batching machine, simultaneously introducing the weighed nano calcium carbonate, thermosetting resin, silicon dioxide, glass fiber, ceramic fiber, graphene and carbon fiber into a high-speed mixer for mixing and stirring, setting the heating temperature to be 50 ℃ in the stirring process, sequentially and uniformly adding carbon black, an adhesive, a reinforcing agent, a regulator, a scorch retarder, an accelerator and a curing agent after stirring for 10 minutes, continuously stirring, setting the stirring temperature to be 60 ℃, and stirring for 15 minutes to prepare a mixed raw material for later use;
step two: blank hot press forming
Filtering and screening the mixed raw materials, removing large-particle polymers and impurities in the raw materials, adding the filtered mixed raw materials into a hot-pressing mold for hot-pressing molding for one time, setting the heating temperature to 250 ℃ and the pressurizing pressure to 200MPa in the hot-pressing molding process, cooling to 200 ℃ when the mold temperature reaches 250 ℃ for heat preservation, simultaneously adjusting the pressure to 160MPa, and performing hot pressing for 30 minutes to obtain a nano calcium carbonate friction plate blank;
step three: cooling pressure-discharging part
Cooling a hot-pressing die after hot-pressing forming of the friction plate blank, simultaneously opening a pressure relief valve on the hot-pressing die to exhaust and reduce pressure, opening the die and taking out the nano calcium carbonate friction plate blank after the die is cooled and reduced in pressure, then carrying out heat treatment on the blank through a vacuum drying oven and setting the heat treatment temperature to be 120 ℃;
step four: blank finishing
Firstly, rough machining is carried out on the blank of the rice calcium carbonate friction plate after heat treatment through a grinding machine, then finish machining is carried out on the blank through a polishing machine so as to remove rough edges of the blank and prepare a finished product of the nano calcium carbonate friction plate, and then the finished product of the nano calcium carbonate friction plate after finish machining is cleaned and dried;
step five: inspection of finished product
And (3) firstly, carrying out quality inspection on the cleaned and dried nano calcium carbonate friction plate finished product, then, flowing the qualified product into the next procedure for assembly and processing, and simultaneously, intercepting and scrapping the unqualified product.
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1908038A (en) * | 2005-08-03 | 2007-02-07 | 徐松波 | Nano material brake slice and preparing process thereof |
| CN101037214A (en) * | 2007-03-23 | 2007-09-19 | 上海耀华纳米科技有限公司 | Preparation method of novel nano calcium carbonate |
| CN101298384A (en) * | 2008-06-26 | 2008-11-05 | 武汉科技大学 | Biodegradable refractory ceramic fibre and preparation thereof |
| CN101759862A (en) * | 2009-12-21 | 2010-06-30 | 中国计量学院 | Method for preparing nanoparticle-modified friction material |
| CN102330763A (en) * | 2011-07-22 | 2012-01-25 | 江苏安捷汽车配件有限公司 | Nano-material-added car brake block and method for manufacturing same |
| CN102652110A (en) * | 2010-01-07 | 2012-08-29 | 三菱综合材料株式会社 | Synthetic amorphous silica powder and method for producing same |
| CN105715720A (en) * | 2016-01-31 | 2016-06-29 | 瑞阳汽车零部件（仙桃）有限公司 | Environment-friendly brake block with double-layer composite structure |
| CN108276764A (en) * | 2017-01-06 | 2018-07-13 | 天津轩泽金属制品有限公司 | A kind of wear-resisting automobile clutch and preparation method thereof |
| CN108443377A (en) * | 2018-03-29 | 2018-08-24 | 海安县东洋通达汽车配件有限公司 | A kind of preparation method of friction plate |
| CN108559149A (en) * | 2018-05-10 | 2018-09-21 | 浙江科马摩擦材料股份有限公司 | A kind of graphene enhancing clutch friction plate and its preparation process |
| CN108587051A (en) * | 2018-05-10 | 2018-09-28 | 浙江科马摩擦材料股份有限公司 | A kind of high temperature resistant anticracking clutch surface and its preparation process |
| CN108626280A (en) * | 2018-05-10 | 2018-10-09 | 来安县隆华摩擦材料有限公司 | A kind of friction material preparation process for Friction Facing on Clutch Disc in Heavy |
-
2020
- 2020-09-14 CN CN202010958317.1A patent/CN112032229A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1908038A (en) * | 2005-08-03 | 2007-02-07 | 徐松波 | Nano material brake slice and preparing process thereof |
| CN101037214A (en) * | 2007-03-23 | 2007-09-19 | 上海耀华纳米科技有限公司 | Preparation method of novel nano calcium carbonate |
| CN101298384A (en) * | 2008-06-26 | 2008-11-05 | 武汉科技大学 | Biodegradable refractory ceramic fibre and preparation thereof |
| CN101759862A (en) * | 2009-12-21 | 2010-06-30 | 中国计量学院 | Method for preparing nanoparticle-modified friction material |
| CN102652110A (en) * | 2010-01-07 | 2012-08-29 | 三菱综合材料株式会社 | Synthetic amorphous silica powder and method for producing same |
| CN102330763A (en) * | 2011-07-22 | 2012-01-25 | 江苏安捷汽车配件有限公司 | Nano-material-added car brake block and method for manufacturing same |
| CN105715720A (en) * | 2016-01-31 | 2016-06-29 | 瑞阳汽车零部件（仙桃）有限公司 | Environment-friendly brake block with double-layer composite structure |
| CN108276764A (en) * | 2017-01-06 | 2018-07-13 | 天津轩泽金属制品有限公司 | A kind of wear-resisting automobile clutch and preparation method thereof |
| CN108443377A (en) * | 2018-03-29 | 2018-08-24 | 海安县东洋通达汽车配件有限公司 | A kind of preparation method of friction plate |
| CN108559149A (en) * | 2018-05-10 | 2018-09-21 | 浙江科马摩擦材料股份有限公司 | A kind of graphene enhancing clutch friction plate and its preparation process |
| CN108587051A (en) * | 2018-05-10 | 2018-09-28 | 浙江科马摩擦材料股份有限公司 | A kind of high temperature resistant anticracking clutch surface and its preparation process |
| CN108626280A (en) * | 2018-05-10 | 2018-10-09 | 来安县隆华摩擦材料有限公司 | A kind of friction material preparation process for Friction Facing on Clutch Disc in Heavy |
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