CN111647208A - Manufacturing process of counteractive disc for car EBB - Google Patents
Manufacturing process of counteractive disc for car EBB Download PDFInfo
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- CN111647208A CN111647208A CN202010353831.2A CN202010353831A CN111647208A CN 111647208 A CN111647208 A CN 111647208A CN 202010353831 A CN202010353831 A CN 202010353831A CN 111647208 A CN111647208 A CN 111647208A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 238000004140 cleaning Methods 0.000 claims abstract description 40
- 239000011265 semifinished product Substances 0.000 claims abstract description 27
- 239000000047 product Substances 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 20
- 239000007921 spray Substances 0.000 claims abstract description 20
- 238000007710 freezing Methods 0.000 claims abstract description 17
- 230000008014 freezing Effects 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 14
- 238000007654 immersion Methods 0.000 claims abstract description 12
- 238000004506 ultrasonic cleaning Methods 0.000 claims abstract description 12
- 238000007723 die pressing method Methods 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 31
- 239000006229 carbon black Substances 0.000 claims description 25
- 230000003712 anti-aging effect Effects 0.000 claims description 23
- 238000004073 vulcanization Methods 0.000 claims description 15
- 239000004698 Polyethylene Substances 0.000 claims description 14
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 14
- 238000007602 hot air drying Methods 0.000 claims description 14
- -1 polyethylene Polymers 0.000 claims description 14
- 229920000573 polyethylene Polymers 0.000 claims description 14
- 229920001971 elastomer Polymers 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 13
- 239000005060 rubber Substances 0.000 claims description 13
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims description 12
- 229920001903 high density polyethylene Polymers 0.000 claims description 12
- 239000004700 high-density polyethylene Substances 0.000 claims description 12
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 12
- 229920000459 Nitrile rubber Polymers 0.000 claims description 11
- 238000000465 moulding Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000004642 Polyimide Substances 0.000 claims description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 8
- 229910021536 Zeolite Inorganic materials 0.000 claims description 8
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 8
- 229920001721 polyimide Polymers 0.000 claims description 8
- 229910052717 sulfur Inorganic materials 0.000 claims description 8
- 239000011593 sulfur Substances 0.000 claims description 8
- 239000010457 zeolite Substances 0.000 claims description 8
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 7
- 235000021355 Stearic acid Nutrition 0.000 claims description 7
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 7
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 7
- 239000008117 stearic acid Substances 0.000 claims description 7
- 239000011787 zinc oxide Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 2
- 238000004513 sizing Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 3
- 230000003749 cleanliness Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 239000004636 vulcanized rubber Substances 0.000 description 1
Classifications
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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
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1753—Cleaning or purging, e.g. of the injection unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
- B29C2045/0077—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping removing burrs or flashes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C2045/1784—Component parts, details or accessories not otherwise provided for; Auxiliary operations not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- 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
- C08K2201/011—Nanostructured additives
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/068—Ultra high molecular weight polyethylene
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Sealing Material Composition (AREA)
Abstract
The invention discloses a manufacturing process of a reaction disc for car EBB, which comprises the following steps: directly injecting a sizing material into a die cavity of a die pressing die, and vulcanizing and forming to obtain a semi-finished product; and freezing the semi-finished product to remove flash, carrying out immersion jet cleaning after ultrasonic cleaning, then placing the semi-finished product in high-pressure spray cleaning equipment to carry out high-pressure spray cleaning, and drying to obtain the reaction disc for the car EBB. The manufacturing process of the counteractive disc for the car EBB, which is provided by the invention, has the advantages of simple process, capability of improving the production efficiency and the product quality of the counteractive disc, and great improvement on the sealing life and the service reliability of the counteractive disc.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a manufacturing process of a reaction disc for an EBB (electronic brake band) of a car.
Background
The car EBB electronic brake integrated system has the advantages of small volume, high braking torque, short braking distance, long service life, low price and the like, and is widely applied to various cars at present. As a key part of an electronic integrated brake unit, the quality of a reaction disc for the EBB of the car directly influences the sensitivity and the service life of the EBB. The requirements on the intrinsic quality and dimensional accuracy of the product are therefore high. Because the reaction disc product is applied to the electronic control unit, the requirement on the cleanliness of the product is extremely high, and how to ensure the cleanliness of the product is also a great problem in the manufacturing process of the product. The existing reaction disc manufacturing process has the defects of low production efficiency, poor product quality and short service life.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a manufacturing process of a reaction disc for a car EBB, which has simple process, can improve the production efficiency and the product quality of the reaction disc, and greatly improves the sealing life and the service reliability of the reaction disc.
The invention provides a manufacturing process of a reaction disc for car EBB, which comprises the following steps:
s1, directly injecting the rubber material into a die cavity of a die pressing die, and vulcanizing and forming to obtain a semi-finished product;
and S2, freezing the semi-finished product to remove fins, carrying out ultrasonic cleaning, carrying out immersion jet cleaning, then placing the semi-finished product in high-pressure spray cleaning equipment to carry out high-pressure spray cleaning, and drying to obtain the reaction disc for the car EBB.
Preferably, in S1, the raw materials of the rubber compound include, by weight: 100 parts of nitrile rubber, 3-9.5 parts of polyimide, 12-18 parts of carbon black, 2-4.5 parts of nano zeolite, 6-9 parts of polyethylene, 1.8-3 parts of accelerator, 1-1.5 parts of zinc oxide, 1.5-2.7 parts of stearic acid, 0.7-1.3 parts of sulfur, 0.2-1.5 parts of vulcanizing agent BIBP and 1-2 parts of anti-aging agent.
Preferably, the content of acrylonitrile in the nitrile rubber is 20-35 wt%; the carbon black is one or a mixture of more of carbon black N234, carbon black N330, carbon black N550 and carbon black N774; the anti-aging agent is anti-aging agent 4010NA, and anti-aging agent MB is prepared from the following raw materials in a weight ratio of 2: 1, in a mixture of the components.
Preferably, the polyethylene is ultrahigh molecular weight polyethylene with molecular weight of 400-500 ten thousand, ultrahigh molecular weight polyethylene with molecular weight of 800-1000 ten thousand, high density polyethylene with molecular weight of 60-70 ten thousand and high density polyethylene with molecular weight of 30-50 ten thousand in a weight ratio of 2-7: 5-12: 3-7: 1-5.
Preferably, the accelerator is an accelerator DM, an accelerator TMTD and an accelerator DTDM in a weight ratio of 1-3: 2-5: 3-8.
Preferably, in S1, the molding die is a multi-cavity molding die; the thicknesses of the flash of the semi-finished products obtained by all the die cavities are consistent and within 0.07 mm; the freezing and trimming effect of the product is met;
preferably, in S1, the temperature of vulcanization is 190 ℃ and the pressure is 20-24MPa, and the time is 240S and 180 ℃.
Preferably, in S2, before freezing to remove the flash, a tearing process is further included; the temperature for removing the flash by freezing is-100 to-120 ℃, and the rotating speed is 6500 and 7000 r/min.
Preferably, in S2, the immersion jet cleaning is performed with RO water; and (4) carrying out high-pressure spray cleaning twice on the product placed in the high-pressure spray cleaning equipment.
Preferably, in S2, the drying includes wind-cut drying and hot-air drying.
Preferably, the hot air drying includes primary hot air drying and secondary hot air drying.
Preferably, in S2, before the ultrasonic cleaning, the method further includes subjecting the product with the flash removed to particle-removing wind-cutting to remove static electricity in the product.
Preferably, in S2, during the ultrasonic cleaning process, a cleaning agent is added to the ultrasonic cleaning apparatus.
Preferably, in S1, the surface of the mold is treated by chrome plating after sand blasting to avoid bonding between the product and the flash and improve the cleaning manufacturability.
The sizing material can be prepared according to the following process: mixing nitrile butadiene rubber, polyimide, carbon black, nano zeolite, polyethylene, zinc oxide, stearic acid and an anti-aging agent, then putting the mixture into an internal mixer for mixing, mixing the mixture in an open mill with an accelerator, sulfur and a vulcanizing agent BIBP, thinly passing through a lower sheet, and standing to obtain the rubber material.
According to the manufacturing process of the reaction disc for the car EBB, disclosed by the invention, the nitrile rubber is specifically selected as a main material from the raw materials of the rubber material, and the polyimide and the polyethylene are added for matching, so that the mechanical property, the corrosion resistance and the high temperature resistance of the obtained material are improved; specifically selecting nitrile rubber with the acrylonitrile content of 20-35 wt%, adding an accelerator, sulfur and a vulcanizing agent BIBP for matching, and adjusting the proportion of the raw materials, so that the raw materials can be well matched, the vulcanization of a system is promoted, the vulcanization speed is increased, the vulcanization time is shortened, and the performances of elasticity, compression set property, strength and the like of the vulcanized rubber can be improved; the proportion of carbon black is adjusted, and meanwhile, the nano zeolite is added, so that the strength and hardness of the material are adjusted, and the material meets the requirements of the strength and hardness of a reaction disc; the raw materials of the rubber material are matched with each other, so that the obtained reaction disc has excellent fatigue resistance and long service life; in the vulcanization process, a high-temperature high-pressure short-time vulcanization molding process is adopted, and meanwhile, in the molding process, the parallelism of the upper surface and the lower surface is ensured, the thickness consistency of products is ensured, and the production efficiency and the product quality are improved; in the cleaning process, firstly, ultrasonic cleaning is carried out, metal particles on the surface of a product and particles with larger mass are removed, then immersion jet cleaning is carried out, RO water is used, the product is dispersed by utilizing the flowing force of the water, the product is not accumulated, impurities are removed, then the product enters a high-pressure spraying area to be subjected to high-pressure spraying cleaning, water flow with higher pressure is used, the product surface is washed, the particles which are bonded on the surface of the product and have stronger bonding force are removed, the ultrasonic cleaning, the immersion jet cleaning and the high-pressure spraying cleaning are combined, the best cleaning effect is realized, the cleaning operation time is shortened, the particle size of the product can not exceed 300um, the cleanliness requirement of the product used in an electronic control unit is met, and meanwhile, the production efficiency is improved.
The manufacturing process of the counteractive disc for the car EBB improves the production efficiency and the product quality of the counteractive disc by controlling the processes of vulcanizing, freezing and cleaning rubber materials, and greatly improves the sealing life and the use reliability of the counteractive disc.
Detailed Description
The technical solution of the present invention will be described in detail below with reference to specific examples.
Example 1
The invention provides a manufacturing process of a reaction disc for car EBB, which comprises the following steps:
s1, directly injecting the rubber material into a die cavity of a die pressing die, and vulcanizing and forming to obtain a semi-finished product;
and S2, freezing the semi-finished product to remove fins, carrying out ultrasonic cleaning, carrying out immersion jet cleaning, then placing the semi-finished product in high-pressure spray cleaning equipment to carry out high-pressure spray cleaning, and drying to obtain the reaction disc for the car EBB.
Example 2
The invention provides a manufacturing process of a reaction disc for car EBB, which comprises the following steps:
s1, directly injecting the rubber material into a die cavity of a multi-cavity die pressing die, and obtaining a semi-finished product after vulcanization molding; wherein, the thicknesses of the flash of the semi-finished products obtained by all the die cavities are consistent and within 0.07 mm; the vulcanization temperature is 180 ℃, the pressure is 24MPa, and the time is 180 s; the sizing material comprises the following raw materials in parts by weight: 100 parts of nitrile rubber with the acrylonitrile content of 20 wt%, 9.5 parts of polyimide, 3306 parts of carbon black N, 5506 parts of carbon black N, 2 parts of nano zeolite, 6 parts of polyethylene, 0.3 part of accelerator DM, 1.5 parts of accelerator TMTD, 1.2 parts of accelerator DTDM, 1.1 parts of zinc oxide, 2.7 parts of stearic acid, 0.7 part of sulfur, 1.5 parts of vulcanizing agent BIBP and 1 part of anti-aging agent; wherein the anti-aging agent is anti-aging agent 4010NA, and the anti-aging agent MB is mixed according to the weight ratio of 2: 1; the polyethylene comprises ultrahigh molecular weight polyethylene with the molecular weight of 400 ten thousand, ultrahigh molecular weight polyethylene with the molecular weight of 1000 ten thousand, high density polyethylene with the molecular weight of 60 ten thousand and high density polyethylene with the molecular weight of 50 ten thousand according to the weight ratio of 2: 12: 3: 5;
s2, tearing the semi-finished product, and freezing to remove the flash, wherein the temperature for freezing to remove the flash is-120 ℃, and the rotating speed is 6500 r/min; and after ultrasonic cleaning, carrying out immersion jet cleaning by using RO water, then placing the cleaned product in high-pressure spray cleaning equipment for two times of high-pressure spray cleaning, and carrying out wind cutting drying and hot air drying to obtain the reaction disc for the car EBB.
Example 3
The invention provides a manufacturing process of a reaction disc for car EBB, which comprises the following steps:
s1, directly injecting the rubber material into a die cavity of a multi-cavity die pressing die, and obtaining a semi-finished product after vulcanization molding; wherein, the thicknesses of the flash of the semi-finished products obtained by all the die cavities are consistent and within 0.07 mm; the vulcanization temperature is 190 ℃, the pressure is 20MPa, and the time is 240 s; the sizing material comprises the following raw materials in parts by weight: 100 parts of nitrile rubber with the acrylonitrile content of 35 wt%, 3 parts of polyimide, 3 parts of carbon black N23418 parts, 2 parts of nano zeolite, 9 parts of polyethylene, 0.6 part of accelerator DM, 0.4 part of accelerator TMTD, 1 parts of accelerator DTDM, 1.5 parts of zinc oxide, 1.5 parts of stearic acid, 1.3 parts of sulfur, 0.2 part of vulcanizing agent BIBP, 1 parts of anti-aging agent 4010NA1 parts and 0.5 part of anti-aging agent MB; the polyethylene comprises ultrahigh molecular weight polyethylene with the molecular weight of 500 ten thousand, ultrahigh molecular weight polyethylene with the molecular weight of 800 ten thousand, high density polyethylene with the molecular weight of 70 ten thousand and high density polyethylene with the molecular weight of 30 ten thousand according to the weight ratio of 5: 5: 7: 4;
and S2, tearing the semi-finished product, freezing to remove the flash, wherein the temperature for freezing to remove the flash is-100 ℃, the rotating speed is 7000r/min, performing ultrasonic cleaning, performing immersion jet cleaning by using RO water, then performing high-pressure spray cleaning in high-pressure spray cleaning equipment, and drying to obtain the reaction disc for the car EBB.
Example 4
The invention provides a manufacturing process of a reaction disc for car EBB, which comprises the following steps:
s1, directly injecting the rubber material into a die cavity of a multi-cavity die pressing die, and obtaining a semi-finished product after vulcanization molding;
s2, tearing the semi-finished product, freezing to remove the flash at the temperature of-110 ℃ and the rotating speed of 6500r/min, ultrasonically cleaning, carrying out immersion jet cleaning by using RO water, then placing in high-pressure spray cleaning equipment for carrying out high-pressure spray cleaning twice, and carrying out wind cutting drying and two-section hot air drying to obtain the reaction disc for the car EBB;
in S1, the thicknesses of the flash edges of the semi-finished products obtained by all the die cavities are consistent and within 0.07 mm; the vulcanization temperature is 185 ℃, the pressure is 22MPa, and the time is 200 s;
the sizing material comprises the following raw materials in parts by weight: 100 parts of nitrile rubber with the acrylonitrile content of 22 wt%, 8 parts of polyimide, 14 parts of carbon black, 4.5 parts of nano zeolite, 7 parts of polyethylene, 1.8 parts of accelerator, 1 part of zinc oxide, 1.7 parts of stearic acid, 1 part of sulfur, 0.3 part of vulcanizing agent BIBP and 2 parts of anti-aging agent; the carbon black is carbon black N234, carbon black N330 and carbon black N550, and the weight ratio of the carbon black to the carbon black is 1: 1: 1; the anti-aging agent is anti-aging agent 4010NA, and anti-aging agent MB is prepared from the following raw materials in a weight ratio of 2: 1; the polyethylene comprises ultrahigh molecular weight polyethylene with the molecular weight of 400 ten thousand, ultrahigh molecular weight polyethylene with the molecular weight of 1000 ten thousand, high density polyethylene with the molecular weight of 60 ten thousand and high density polyethylene with the molecular weight of 50 ten thousand according to the weight ratio of 7: 9: 5: 1; the accelerator is an accelerator DM, an accelerator TMTD and an accelerator DTDM in a weight ratio of 2: 4: 7.
Example 5
The invention provides a manufacturing process of a reaction disc for car EBB, which comprises the following steps:
s1, directly injecting the rubber material into a die cavity of a multi-cavity die pressing die, and obtaining a semi-finished product after vulcanization molding;
s2, freezing the semi-finished product to remove burrs, wherein the temperature for freezing to remove the burrs is-105 ℃, the rotating speed is 7000r/min, carrying out immersion jet cleaning by using RO water after ultrasonic cleaning, then placing the semi-finished product in high-pressure spray cleaning equipment to carry out high-pressure spray cleaning twice, and drying to obtain the reaction disc for the car EBB;
in S1, the thicknesses of the flash edges of the semi-finished products obtained by all the die cavities are consistent and within 0.07 mm; the vulcanization temperature is 188 ℃, the pressure is 21MPa, and the time is 190 s;
the sizing material comprises the following raw materials in parts by weight: 100 parts of nitrile rubber with the acrylonitrile content of 25 wt%, 3 parts of polyimide, 3 parts of carbon black N33018 parts, 2 parts of nano zeolite, 7 parts of polyethylene, 2.3 parts of an accelerator, 1.5 parts of zinc oxide, 2.2 parts of stearic acid, 1 part of sulfur, 0.9 part of vulcanizing agent BIBP and 1 part of an anti-aging agent; wherein the anti-aging agent is anti-aging agent 4010NA, and the anti-aging agent MB is mixed according to the weight ratio of 2: 1; the polyethylene comprises ultrahigh molecular weight polyethylene with the molecular weight of 500 ten thousand, ultrahigh molecular weight polyethylene with the molecular weight of 800 ten thousand, high density polyethylene with the molecular weight of 70 ten thousand and high density polyethylene with the molecular weight of 50 ten thousand according to the weight ratio of 5: 8: 4: 3; the accelerator is an accelerator DM, an accelerator TMTD and an accelerator DTDM in a weight ratio of 1: 5: 8;
at S2, the drying includes air-cut drying and hot air drying; the hot air drying comprises first-stage hot air drying and second-stage hot air drying.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The manufacturing process of the reaction disc for the EBB of the car is characterized by comprising the following steps of:
s1, directly injecting the rubber material into a die cavity of a die pressing die, and vulcanizing and forming to obtain a semi-finished product;
and S2, freezing the semi-finished product to remove fins, carrying out ultrasonic cleaning, carrying out immersion jet cleaning, then placing the semi-finished product in high-pressure spray cleaning equipment to carry out high-pressure spray cleaning, and drying to obtain the reaction disc for the car EBB.
2. The process for manufacturing the reaction disk for the EBB of the car according to claim 1, wherein in S1, the raw materials of the rubber compound comprise, by weight: 100 parts of nitrile rubber, 3-9.5 parts of polyimide, 12-18 parts of carbon black, 2-4.5 parts of nano zeolite, 6-9 parts of polyethylene, 1.8-3 parts of accelerator, 1-1.5 parts of zinc oxide, 1.5-2.7 parts of stearic acid, 0.7-1.3 parts of sulfur, 0.2-1.5 parts of vulcanizing agent BIBP and 1-2 parts of anti-aging agent.
3. The process for manufacturing reaction plates for EBB of passenger cars according to claim 2, wherein the acrylonitrile-butadiene rubber contains acrylonitrile in an amount of 20-35 wt%; the carbon black is one or a mixture of more of carbon black N234, carbon black N330, carbon black N550 and carbon black N774; the anti-aging agent is anti-aging agent 4010NA, and anti-aging agent MB is prepared from the following raw materials in a weight ratio of 2: 1, in a mixture of the components.
4. The process for manufacturing the reaction disk for the EBB of the car as claimed in claim 2, wherein the polyethylene is an ultra-high molecular weight polyethylene having a molecular weight of 400 to 500 ten thousand, an ultra-high molecular weight polyethylene having a molecular weight of 800 to 1000 ten thousand, a high density polyethylene having a molecular weight of 60 to 70 ten thousand, and a high density polyethylene having a molecular weight of 30 to 50 ten thousand in a weight ratio of 2 to 7: 5-12: 3-7: 1-5.
5. The process for manufacturing the reaction disc for the EBB of the sedan according to claim 2, wherein the accelerator is accelerator DM, accelerator TMTD, accelerator DTDM in a weight ratio of 1-3: 2-5: 3-8.
6. The process for manufacturing reaction plates for EBB of passenger cars according to claim 1, wherein in S1, the molding die is a multi-cavity molding die; the thicknesses of the flash edges of the semi-finished products obtained by all the die cavities are consistent and within 0.07 mm.
7. The process for manufacturing the reaction disk for EBB of the sedan as claimed in claim 1, wherein in S1, the temperature of the vulcanization is 190 ℃ at a pressure of 20-24MPa for 180 seconds.
8. The process for manufacturing reaction plates for EBB of passenger cars according to claim 1, wherein in S2, before freezing to remove flash, further comprising a tearing process; the temperature for removing the flash by freezing is-100 to-120 ℃, and the rotating speed is 6500 and 7000 r/min.
9. The process for manufacturing reaction discs for EBB of passenger cars according to claim 1, characterized in that in S2, immersion jet cleaning is carried out with RO water; and (4) carrying out high-pressure spray cleaning twice on the product placed in the high-pressure spray cleaning equipment.
10. The process for manufacturing reaction plates for EBB of passenger cars according to any one of claims 1 to 9, characterized in that in S2, the drying comprises air-cut drying and hot air drying; preferably, the hot air drying includes primary hot air drying and secondary hot air drying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010353831.2A CN111647208A (en) | 2020-04-29 | 2020-04-29 | Manufacturing process of counteractive disc for car EBB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010353831.2A CN111647208A (en) | 2020-04-29 | 2020-04-29 | Manufacturing process of counteractive disc for car EBB |
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| Publication Number | Publication Date |
|---|---|
| CN111647208A true CN111647208A (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010353831.2A Pending CN111647208A (en) | 2020-04-29 | 2020-04-29 | Manufacturing process of counteractive disc for car EBB |
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| Country | Link |
|---|---|
| CN (1) | CN111647208A (en) |
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2020
- 2020-04-29 CN CN202010353831.2A patent/CN111647208A/en active Pending
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