CN106015411B - A kind of wear-resistant brake block - Google Patents
A kind of wear-resistant brake block Download PDFInfo
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- CN106015411B CN106015411B CN201610489409.3A CN201610489409A CN106015411B CN 106015411 B CN106015411 B CN 106015411B CN 201610489409 A CN201610489409 A CN 201610489409A CN 106015411 B CN106015411 B CN 106015411B
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- platelet
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- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims abstract description 50
- 229920001568 phenolic resin Polymers 0.000 claims abstract description 50
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 36
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000005011 phenolic resin Substances 0.000 claims abstract description 25
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 238000009413 insulation Methods 0.000 claims abstract description 17
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 14
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 14
- 241001330002 Bambuseae Species 0.000 claims abstract description 14
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 14
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 14
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 14
- 239000004113 Sepiolite Substances 0.000 claims abstract description 14
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229920006231 aramid fiber Polymers 0.000 claims abstract description 14
- 239000011425 bamboo Substances 0.000 claims abstract description 14
- 239000004917 carbon fiber Substances 0.000 claims abstract description 14
- 239000003610 charcoal Substances 0.000 claims abstract description 14
- 239000003365 glass fiber Substances 0.000 claims abstract description 14
- 239000011777 magnesium Substances 0.000 claims abstract description 14
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 14
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000002006 petroleum coke Substances 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims abstract description 14
- 239000002994 raw material Substances 0.000 claims abstract description 14
- 229910052624 sepiolite Inorganic materials 0.000 claims abstract description 14
- 235000019355 sepiolite Nutrition 0.000 claims abstract description 14
- 239000010455 vermiculite Substances 0.000 claims abstract description 14
- 229910052902 vermiculite Inorganic materials 0.000 claims abstract description 14
- 235000019354 vermiculite Nutrition 0.000 claims abstract description 14
- 229920000459 Nitrile rubber Polymers 0.000 claims abstract description 13
- 239000002253 acid Substances 0.000 claims abstract description 13
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910021383 artificial graphite Inorganic materials 0.000 claims abstract description 13
- 239000011787 zinc oxide Substances 0.000 claims abstract description 13
- OWRCNXZUPFZXOS-UHFFFAOYSA-N 1,3-diphenylguanidine Chemical compound C=1C=CC=CC=1NC(=N)NC1=CC=CC=C1 OWRCNXZUPFZXOS-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000005062 Polybutadiene Substances 0.000 claims abstract description 10
- 229920002857 polybutadiene Polymers 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 33
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 32
- 238000006243 chemical reaction Methods 0.000 claims description 27
- 238000003756 stirring Methods 0.000 claims description 21
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 20
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 20
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- JXYITCJMBRETQX-UHFFFAOYSA-N 4-ethynylaniline Chemical group NC1=CC=C(C#C)C=C1 JXYITCJMBRETQX-UHFFFAOYSA-N 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 12
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 12
- 239000004327 boric acid Substances 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 12
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 11
- 239000007864 aqueous solution Substances 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 10
- 235000010288 sodium nitrite Nutrition 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 8
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 5
- 239000000908 ammonium hydroxide Substances 0.000 claims description 5
- 235000006408 oxalic acid Nutrition 0.000 claims description 5
- 238000010792 warming Methods 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000005060 rubber Substances 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000004246 zinc acetate Substances 0.000 claims description 2
- JCDAAXRCMMPNBO-UHFFFAOYSA-N iron(3+);oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Ti+4].[Fe+3].[Fe+3] JCDAAXRCMMPNBO-UHFFFAOYSA-N 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 230000035939 shock Effects 0.000 abstract description 2
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 4
- 239000002783 friction material Substances 0.000 description 4
- DBJUEJCZPKMDPA-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O DBJUEJCZPKMDPA-UHFFFAOYSA-N 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 229910052788 barium Inorganic materials 0.000 description 3
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- 125000000304 alkynyl group Chemical group 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 235000013599 spices Nutrition 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-RNFDNDRNSA-N Sulfur-36 Chemical group [36S] NINIDFKCEFEMDL-RNFDNDRNSA-N 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000002969 artificial stone Substances 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- OPPWASLOVKWHCT-UHFFFAOYSA-N boric acid;phenol Chemical compound OB(O)O.OC1=CC=CC=C1 OPPWASLOVKWHCT-UHFFFAOYSA-N 0.000 description 1
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 150000001989 diazonium salts Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- VDGJOQCBCPGFFD-UHFFFAOYSA-N oxygen(2-) silicon(4+) titanium(4+) Chemical compound [Si+4].[O-2].[O-2].[Ti+4] VDGJOQCBCPGFFD-UHFFFAOYSA-N 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- -1 suitable Buna Chemical compound 0.000 description 1
- NINIDFKCEFEMDL-IGMARMGPSA-N sulfur-32 atom Chemical group [32S] NINIDFKCEFEMDL-IGMARMGPSA-N 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- 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—Composition of linings ; Methods of manufacturing
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of wear-resistant brake blocks, including steel plate, thermal insulation layer and friction block；Friction block is fixed on the steel plate by thermal insulation layer；The raw material of the friction block includes: 10-20 parts of phenolic resin by weight, 3-12 parts of nitrile rubber, 2-10 parts of butadiene rubber, 5-10 parts of carbon fiber, 3-8 parts of aramid fiber, 2-5 parts of glass fibre, 10-30 parts of magnesium titanate platelet, 5-20 parts of metatitanic acid ferrisodium platelet, 20-40 parts of barium sulfate, 2-5 parts of nano silica, 2-5 parts of sepiolite, 2-8 parts of alumina powder, 0.2-1.5 parts of diphenylguanidine, 0.1-0.5 parts of zinc oxide, 1-4 parts of vermiculite power, 2-5 parts of petroleum coke, 1-5 parts of artificial graphite, 3-10 parts of bamboo charcoal.Wear-resistant brake block proposed by the present invention, wear-resisting property and excellent shock resistance, heat-resist, cure shrinkage is small.
Description
Technical field
The present invention relates to brake block technical field more particularly to a kind of wear-resistant brake blocks.
Background technique
In the brake system of automobile, brake block is the breaking piece of most critical.Brake block is generally heat-insulated by steel plate, bonding
Layer and friction block are constituted.Wherein, steel plate will carry out antirust by coating；Thermal insulation layer is made of adiabatic material；Friction block by
Friction material, adhesive composition, when brake, which is compressed on brake disc or brake rim, generates friction, while tire and ground generate
The kinetic energy that vehicle is advanced is converted into the thermal energy after friction by friction, to achieve the purpose that vehicle deceleration brakes.In braking automobile
During, the comprehensive performance of friction material is required by the safety directly influenced in vehicle traveling process and comfortably
Good mechanical strength, good thermal stability and excellent wearability.Adhesive is the main component of friction material, is most often made
Adhesive is phenolic resin, it has excellent heat resistance and mechanical performance, and electrical insulating property and moulding processability are good
Well, the advantages that and raw material is easy to get, cheap, technique and simple production equipment.But its wearability of phenolic resin is not still
It is highly desirable, and brake block made of it, there are excessive high hardness, brittleness are big, cure shrinkage is big, and the big defect of coefficient of thermal expansion causes
The performance of brake block is remarkably decreased.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of wear-resistant brake block, wear-resisting property and
Excellent shock resistance, heat-resist, cure shrinkage is small.
A kind of wear-resistant brake block proposed by the present invention, including steel plate, thermal insulation layer and friction block；Friction block passes through thermal insulation layer
It fixes on the steel plate；The raw material of the friction block includes: 10-20 parts of phenolic resin, 3-12 parts of nitrile rubber, along fourth by weight
2-10 parts of rubber, 5-10 parts of carbon fiber, 3-8 parts of aramid fiber, 2-5 parts of glass fibre, 10-30 parts of magnesium titanate platelet, metatitanic acid
5-20 parts of ferrisodium platelet, 2-5 parts of nano silica, 2-5 parts of sepiolite, 2-8 parts of alumina powder, promotes 20-40 parts of barium sulfate
0.2-1.5 parts of agent D, 0.1-0.5 parts of zinc oxide, 1-4 parts of vermiculite power, 2-5 parts of petroleum coke, 1-5 parts of artificial graphite, bamboo charcoal 3-10
Part.
Preferably, the raw material of the friction block by weight include: 13-17 parts of phenolic resin, it is 7-11 parts of nitrile rubber, suitable
5.8-8 parts of buna, 6.8-8.5 parts of carbon fiber, 5.6-7 parts of aramid fiber, 3.2-4 parts of glass fibre, magnesium titanate platelet 19-
25 parts, 10-15 parts of metatitanic acid ferrisodium platelet, 30-36 parts of barium sulfate, 3.2-4 parts of nano silica, 3.2-4 parts of sepiolite, oxidation
5-6 parts of aluminium powder, 0.8-1.3 parts of diphenylguanidine, 0.32-0.4 parts of zinc oxide, 2-3.6 parts of vermiculite power, 3-4 parts of petroleum coke, artificial stone
It is 2.5-4.2 parts black, 5-7.1 parts of bamboo charcoal.
Preferably, the raw material of the friction block includes: 17 parts of phenolic resin, 8 parts of nitrile rubber, butadiene rubber by weight
8 parts, 7 parts of carbon fiber, 5.8 parts of aramid fiber, 3.2 parts of glass fibre, 25 parts of magnesium titanate platelet, 12 parts of metatitanic acid ferrisodium platelet,
32 parts of barium sulfate, 3.2 parts of nano silica, 4 parts of sepiolite, 5.6 parts of alumina powder, 1.2 parts of diphenylguanidine, zinc oxide 0.38
Part, 2 parts of vermiculite power, 3 parts of petroleum coke, 4 parts of artificial graphite, 7 parts of bamboo charcoal.
Preferably, the phenolic resin is phenol-formaldehyde resin modified；The phenol-formaldehyde resin modified is according to following technique system
It is standby: under stirring, 4- amino phenylacetylene being added in aqueous sulfuric acid, is cooled to 0 DEG C after mixing evenly, nitrous acid is added
Sodium water solution adjusts temperature as 0 DEG C and is stirred to react 0.5-1.5h, obtains material A after reaction；By phenol, zinc acetate, oxalic acid
It is added in reaction unit with boric acid, is warming up to 95-100 DEG C after mixing evenly, stir 1.5-2.5h, added after being cooled to 65-75 DEG C
Enter formalin, adjusts after temperature is 80-90 DEG C and be stirred to react 5-7h, ammonium hydroxide is added after the reaction was completed, first is added after stirring
Alcohol solution, the back flow reaction 2-3h at 92-95 DEG C, is cooled to 55-60 DEG C after the reaction was completed, is then dehydrated, cools down to obtain
Material B；Material B is added in NaOH solution, 0 DEG C is cooled to after stirring 1-2h, material A, the pH value of regulation system is then added
It is stirred to react 2-3.5h after to 8-9, it is washed after reaction, filter, be dried to obtain the phenol-formaldehyde resin modified；In modified phenol
In the preparation process of urea formaldehyde, under the conditions of by 4- amino phenylacetylene existing for the sulfuric acid and sodium nitrite, is reacted, obtained
Diazonium compound is reacted with phenolic resin again later, to introduce alkynyl in phenolic resin, it is resistance to significantly improve its
It is hot, meanwhile, in the preparation process of phenolic resin, introduce boric acid, boric acid by generating boric acid phenol rouge with phenol, then with first
Aldehyde or polyformaldehyde reaction, which generate, contains boron bakelite resin, so that boron atom has been introduced into system, after alkynyl cooperation, shows
Heat resistance, the TRANSIENT HIGH TEMPERATURE performance of the system that improves are write, the excellent thermal stability of brake block, the lesser coefficient of expansion is assigned, mentions
The high wear resistance of brake block.
Preferably, in the preparation process of phenol-formaldehyde resin modified, 4- amino phenylacetylene is added drop-wise in aqueous sulfuric acid, and is dripped
Acceleration is 50-65 drop/min.
Preferably, in the preparation process of phenol-formaldehyde resin modified, the weight ratio of 4- amino phenylacetylene, sulfuric acid, sodium nitrite
For 15-25:40-50:20-30.
Preferably, in the preparation process of phenol-formaldehyde resin modified, the mass fraction of aqueous sulfuric acid is 20-35%.
Preferably, in the preparation process of phenol-formaldehyde resin modified, phenol, boric acid, formaldehyde weight ratio be 20-30:3-10:
10-20。
Preferably, in the preparation process of phenol-formaldehyde resin modified, material B, material A weight ratio be 8-15:10-25.
Preferably, the average grain diameter of the nano silica is 20-35nm.
Friction block in the present invention can be prepared according to following technique: according to the ratio by phenolic resin, nitrile rubber, suitable
Buna, carbon fiber, aramid fiber, glass fibre, magnesium titanate platelet, metatitanic acid ferrisodium platelet, barium sulfate, nanometer titanium dioxide
Silicon, sepiolite, alumina powder, zinc oxide, vermiculite power are added in kneader, and wet process spice 30- is carried out at 110-120 DEG C
50min；Temperature is reduced to 80-90 DEG C, obtains mixed material after dry method spice 3-5min after addition surplus stock；By mixture
Material hot-forming 20-30s under conditions of 120-135 DEG C, 20-30MPa obtains the friction block.
Wear-resistant brake block of the present invention, the raw material of friction block using phenolic resin as major ingredient, and joined butyronitrile rubber
Glue and butadiene rubber are modified it, play the role of toughening while keeping superior heat resistance, significantly improve brake
The toughness of vehicle piece, improves that simple phenolic resin brittleness is big, defect of poor toughness；It joined carbon fiber, aramid fiber and glass
Glass fiber is used in mixed way as reinforcing fiber, good with the compatibility of matrix, and the collaboration of three's performance has friction block preferable
Intensity, elasticity modulus and wearability improve friction block in the stability of each temperature section, while assigning friction block excellent resistance to compression
Contracting and impact resistance, improve the polishing machine of brake block；In metatitanic acid ferrisodium platelet addition system, in process of friction and wear,
Can be oxidized and be attached on friction material surface, be more advantageous to form and stablize transfer membrane, partially instead of magnesium titanate platelet after,
Significantly improve the braking stationarity and wearability of brake block；Barium sulfate, nano silica, sepiolite, alumina powder, oxidation
Zinc, petroleum coke, artificial graphite, in bamboo charcoal addition system, can improve the high temperature friction coefficient of brake block at vermiculite power, reduce abrasion
Rate, while adjusting the thermal stability and its job stability of friction block, petroleum coke therein, artificial graphite, bamboo charcoal cooperation
In addition system, it is adjustable coefficient of friction, reduces noise and high temperature character of heat-fading.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of wear-resistant brake block proposed by the present invention, including steel plate, thermal insulation layer and friction block；Friction block passes through thermal insulation layer
It fixes on the steel plate；The raw material of the friction block includes: 20 parts of phenolic resin, 3 parts of nitrile rubber, butadiene rubber 10 by weight
Part, 5 parts of carbon fiber, 8 parts of aramid fiber, 2 parts of glass fibre, 30 parts of magnesium titanate platelet, 5 parts of metatitanic acid ferrisodium platelet, barium sulfate
40 parts, 2 parts of nano silica, 5 parts of sepiolite, 2 parts of alumina powder, 1.5 parts of diphenylguanidine, 0.1 part of zinc oxide, vermiculite power 4
Part, 2 parts of petroleum coke, 5 parts of artificial graphite, 3 parts of bamboo charcoal.
Embodiment 2
A kind of wear-resistant brake block proposed by the present invention, including steel plate, thermal insulation layer and friction block；Friction block passes through thermal insulation layer
It fixes on the steel plate；The raw material of the friction block includes: 10 parts of phenolic resin, 12 parts of nitrile rubber, butadiene rubber 2 by weight
Part, 10 parts of carbon fiber, 3 parts of aramid fiber, 5 parts of glass fibre, 10 parts of magnesium titanate platelet, 20 parts of metatitanic acid ferrisodium platelet, sulfuric acid
20 parts of barium, 5 parts of nano silica, 2 parts of sepiolite, 8 parts of alumina powder, 0.2 part of diphenylguanidine, 0.5 part of zinc oxide, vermiculite power
1 part, 5 parts of petroleum coke, 1 part of artificial graphite, 10 parts of bamboo charcoal.
Embodiment 3
A kind of wear-resistant brake block proposed by the present invention, including steel plate, thermal insulation layer and friction block；Friction block passes through thermal insulation layer
It fixes on the steel plate；The raw material of the friction block includes: 17 parts of phenolic resin, 7 parts of nitrile rubber, butadiene rubber 8 by weight
Part, 6.8 parts of carbon fiber, 7 parts of aramid fiber, 3.2 parts of glass fibre, 25 parts of magnesium titanate platelet, 10 parts of metatitanic acid ferrisodium platelet, sulphur
36 parts of sour barium, 3.2 parts of nano silica, 4 parts of sepiolite, 5 parts of alumina powder, 1.3 parts of diphenylguanidine, 0.32 part of zinc oxide,
3.6 parts of vermiculite power, 3 parts of petroleum coke, 4.2 parts of artificial graphite, 5 parts of bamboo charcoal；
Wherein, the phenolic resin is phenol-formaldehyde resin modified；The phenol-formaldehyde resin modified is prepared according to following technique:
Under stirring, 4- amino phenylacetylene is added drop-wise in the aqueous sulfuric acid that mass fraction is 35%, and rate of addition is 50
Drop/min is cooled to 0 DEG C after mixing evenly, sodium nitrite in aqueous solution is added, wherein 4- amino phenylacetylene, sulfuric acid, sodium nitrite
Weight ratio be 25:40:30, adjust temperature be 0 DEG C be stirred to react 0.5h, obtain material A after reaction；By phenol, acetic acid
Zinc, oxalic acid and boric acid are added in reaction unit, are warming up to 100 DEG C after mixing evenly, stir 1.5h, first is added after being cooled to 75 DEG C
Aldehyde aqueous solution, wherein phenol, boric acid, formaldehyde weight ratio be 20:10:10, adjust temperature be 90 DEG C after be stirred to react 5h, instead
Ammonium hydroxide should be added after the completion, methanol aqueous solution is added after stirring, back flow reaction 2h, is cooled to 60 after the reaction was completed at 95 DEG C
DEG C, it is then dehydrated, cools down to obtain material B；Material B is added in NaOH solution, 0 DEG C is cooled to after stirring 1h, is then added
Material A, wherein material B, material A weight ratio be 8:25, be stirred to react 3.5h after the pH value of regulation system to 8, reaction terminates
By washing, filters, is dried to obtain the phenol-formaldehyde resin modified；
The average grain diameter of the nano silica is 30nm.
Embodiment 4
A kind of wear-resistant brake block proposed by the present invention, including steel plate, thermal insulation layer and friction block；Friction block passes through thermal insulation layer
It fixes on the steel plate；The raw material of the friction block includes: 13 parts of phenolic resin, 11 parts of nitrile rubber, butadiene rubber by weight
5.8 parts, 8.5 parts of carbon fiber, 5.6 parts of aramid fiber, 4 parts of glass fibre, 19 parts of magnesium titanate platelet, metatitanic acid ferrisodium platelet 15
Part, 30 parts of barium sulfate, 4 parts of nano silica, 3.2 parts of sepiolite, 6 parts of alumina powder, 0.8 part of diphenylguanidine, zinc oxide 0.4
Part, 2 parts of vermiculite power, 4 parts of petroleum coke, 2.5 parts of artificial graphite, 7.1 parts of bamboo charcoal；
Wherein, the phenolic resin is phenol-formaldehyde resin modified；The phenol-formaldehyde resin modified is prepared according to following technique:
Under stirring, 4- amino phenylacetylene is added drop-wise in the aqueous sulfuric acid that mass fraction is 20%, and rate of addition is 65
Drop/min is cooled to 0 DEG C after mixing evenly, sodium nitrite in aqueous solution is added, wherein 4- amino phenylacetylene, sulfuric acid, sodium nitrite
Weight ratio be 15:50:20, adjust temperature be 0 DEG C be stirred to react 1.5h, obtain material A after reaction；By phenol, acetic acid
Zinc, oxalic acid and boric acid are added in reaction unit, are warming up to 95 DEG C after mixing evenly, stir 2.5h, first is added after being cooled to 65 DEG C
Aldehyde aqueous solution, wherein phenol, boric acid, formaldehyde weight ratio be 30:3:20, adjust temperature be 80 DEG C after be stirred to react 7h, react
Ammonium hydroxide is added after the completion, methanol aqueous solution is added after stirring, the back flow reaction 3h at 92 DEG C is cooled to 55 DEG C after the reaction was completed,
Then it is dehydrated, cools down to obtain material B；Material B is added in NaOH solution, 0 DEG C is cooled to after stirring 2h, material is then added
A, wherein material B, material A weight ratio be 15:10, be stirred to react 2h after the pH value of regulation system to 9, pass through after reaction
It washs, filter, being dried to obtain the phenol-formaldehyde resin modified；
The average grain diameter of the nano silica is 20nm.
Embodiment 5
A kind of wear-resistant brake block proposed by the present invention, including steel plate, thermal insulation layer and friction block；Friction block passes through thermal insulation layer
It fixes on the steel plate；The raw material of the friction block includes: 17 parts of phenolic resin, 8 parts of nitrile rubber, butadiene rubber 8 by weight
Part, 7 parts of carbon fiber, 5.8 parts of aramid fiber, 3.2 parts of glass fibre, 25 parts of magnesium titanate platelet, 12 parts of metatitanic acid ferrisodium platelet, sulphur
32 parts of sour barium, 3.2 parts of nano silica, 4 parts of sepiolite, 5.6 parts of alumina powder, 1.2 parts of diphenylguanidine, zinc oxide 0.38
Part, 2 parts of vermiculite power, 3 parts of petroleum coke, 4 parts of artificial graphite, 7 parts of bamboo charcoal；
Wherein, the phenolic resin is phenol-formaldehyde resin modified；The phenol-formaldehyde resin modified is prepared according to following technique:
Under stirring, 4- amino phenylacetylene is added drop-wise in the aqueous sulfuric acid that mass fraction is 30%, and rate of addition is 60
Drop/min is cooled to 0 DEG C after mixing evenly, sodium nitrite in aqueous solution is added, wherein 4- amino phenylacetylene, sulfuric acid, sodium nitrite
Weight ratio be 20:45:26, adjust temperature be 0 DEG C be stirred to react 1.2h, obtain material A after reaction；By phenol, acetic acid
Zinc, oxalic acid and boric acid are added in reaction unit, are warming up to 98 DEG C after mixing evenly, stir 2.1h, first is added after being cooled to 70 DEG C
Aldehyde aqueous solution, wherein phenol, boric acid, formaldehyde weight ratio be 26:7:13, adjust temperature be 86 DEG C after be stirred to react 6.2h, instead
Ammonium hydroxide should be added after the completion, methanol aqueous solution is added after stirring, back flow reaction 2.8h, is cooled to 57 after the reaction was completed at 93 DEG C
DEG C, it is then dehydrated, cools down to obtain material B；By material B be added NaOH solution in, stir 1.6h after be cooled to 0 DEG C, then plus
Enter material A, wherein material B, material A weight ratio be 12:21, be stirred to react 3.2h after the pH value of regulation system to 8, react
After it is washed, filter, be dried to obtain the phenol-formaldehyde resin modified；
The average grain diameter of the nano silica is 35nm.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of wear-resistant brake block, including steel plate, thermal insulation layer and friction block；Friction block is fixed on the steel plate by thermal insulation layer；
It is characterized in that, the raw material of the friction block includes: 10-20 parts of phenolic resin, 3-12 parts of nitrile rubber, along fourth rubber by weight
2-10 parts of glue, 5-10 parts of carbon fiber, 3-8 parts of aramid fiber, 2-5 parts of glass fibre, 10-30 parts of magnesium titanate platelet, iron titanate
5-20 parts of sodium platelet, 20-40 parts of barium sulfate, 2-5 parts of nano silica, 2-5 parts of sepiolite, 2-8 parts of alumina powder, promotor
0.2-1.5 parts of D, 0.1-0.5 parts of zinc oxide, 1-4 parts of vermiculite power, 2-5 parts of petroleum coke, 1-5 parts of artificial graphite, 3-10 parts of bamboo charcoal；
The phenolic resin is phenol-formaldehyde resin modified；The phenol-formaldehyde resin modified is prepared according to following technique: in stirring shape
Under state, 4- amino phenylacetylene is added in aqueous sulfuric acid, is cooled to 0 DEG C after mixing evenly, sodium nitrite in aqueous solution is added, is adjusted
Section temperature is 0 DEG C and is stirred to react 0.5-1.5h, obtains material A after reaction；Phenol, zinc acetate, oxalic acid and boric acid are added
In reaction unit, it is warming up to 95-100 DEG C after mixing evenly, stirs 1.5-2.5h, it is water-soluble that formaldehyde is added after being cooled to 65-75 DEG C
Liquid adjusts after temperature is 80-90 DEG C and is stirred to react 5-7h, ammonium hydroxide is added after the reaction was completed, methanol aqueous solution is added after stirring,
Back flow reaction 2-3h at 92-95 DEG C, is cooled to 55-60 DEG C after the reaction was completed, is then dehydrated, cools down to obtain material B；By material
B is added in NaOH solution, is cooled to 0 DEG C after stirring 1-2h, and material A is then added, stirs after the pH value to 8-9 of regulation system anti-
Answer 2-3.5h, it is washed after reaction, filter, be dried to obtain the phenol-formaldehyde resin modified.
2. wear-resistant brake block according to claim 1, which is characterized in that the raw material of the friction block includes: by weight
13-17 parts of phenolic resin, 7-11 parts of nitrile rubber, 5.8-8 parts of butadiene rubber, 6.8-8.5 parts of carbon fiber, aramid fiber 5.6-7
Part, 3.2-4 parts of glass fibre, 19-25 parts of magnesium titanate platelet, 10-15 parts of metatitanic acid ferrisodium platelet, 30-36 parts of barium sulfate, nanometer
3.2-4 parts of silica, 3.2-4 parts of sepiolite, 5-6 parts of alumina powder, 0.8-1.3 parts of diphenylguanidine, zinc oxide 0.32-0.4
Part, 2-3.6 parts of vermiculite power, 3-4 parts of petroleum coke, 2.5-4.2 parts of artificial graphite, 5-7.1 parts of bamboo charcoal.
3. wear-resistant brake block according to claim 1 or claim 2, which is characterized in that the raw material of the friction block wraps by weight
It includes: 17 parts of phenolic resin, 8 parts of nitrile rubber, 8 parts of butadiene rubber, 7 parts of carbon fiber, 5.8 parts of aramid fiber, glass fibre 3.2
Part, 25 parts of magnesium titanate platelet, 12 parts of metatitanic acid ferrisodium platelet, 32 parts of barium sulfate, 3.2 parts of nano silica, 4 parts of sepiolite,
5.6 parts of alumina powder, 1.2 parts of diphenylguanidine, 0.38 part of zinc oxide, 2 parts of vermiculite power, 3 parts of petroleum coke, 4 parts of artificial graphite, bamboo charcoal
7 parts.
4. wear-resistant brake block according to claim 1, which is characterized in that in the preparation process of phenol-formaldehyde resin modified, 4-
Amino phenylacetylene is added drop-wise in aqueous sulfuric acid, and rate of addition is 50-65 drop/min.
5. according to claim 1 or the 4 wear-resistant brake blocks, which is characterized in that in the preparation process of phenol-formaldehyde resin modified,
4- amino phenylacetylene, sulfuric acid, sodium nitrite weight ratio be 15-25:40-50:20-30.
6. according to claim 1 or the 4 wear-resistant brake blocks, which is characterized in that in the preparation process of phenol-formaldehyde resin modified,
The mass fraction of aqueous sulfuric acid is 20-35%.
7. according to claim 1 or the 4 wear-resistant brake blocks, which is characterized in that in the preparation process of phenol-formaldehyde resin modified,
Phenol, boric acid, formaldehyde weight ratio be 20-30:3-10:10-20.
8. according to claim 1 or the 4 wear-resistant brake blocks, which is characterized in that in the preparation process of phenol-formaldehyde resin modified,
Material B, material A weight ratio be 8-15:10-25.
9. wear-resistant brake block according to claim 1 or claim 2, which is characterized in that the average grain diameter of the nano silica
For 20-35nm.
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| CN106641033B (en) * | 2016-12-23 | 2019-08-02 | 北京天宜上佳新材料股份有限公司 | A kind of friction material includes its locomotive brake shoe and preparation method |
| JP6917455B2 (en) * | 2017-07-12 | 2021-08-11 | 大塚化学株式会社 | Rubber composition and tires |
| CN108006118A (en) * | 2017-11-25 | 2018-05-08 | 杨彦红 | A kind of new anti-shearing brake block of NOA wear resistant and impact resistants |
| CN108545997B (en) * | 2018-04-04 | 2019-10-22 | 烟台孚瑞克森汽车部件有限公司 | A kind of high-performance is without copper environment-friendly type ceramic frication material and its manufacturing process |
| CN110105705A (en) * | 2019-05-17 | 2019-08-09 | 宁波红卓塑业科技有限公司 | A kind of friction plate factory formula and production technology |
| CN110628171B (en) * | 2019-08-13 | 2022-12-09 | 北京天仁道和新材料有限公司 | Friction material, long-service-life friction lining and preparation method thereof |
| CN110760108A (en) * | 2019-11-22 | 2020-02-07 | 石家庄硕若科技有限公司 | Preparation method of rubber powder with functions of reducing friction and noise |
| CN114135612A (en) * | 2021-12-06 | 2022-03-04 | 东营宝丰汽车配件有限公司 | Method for preparing brake pad by using potassium magnesium titanate lamella crystal |
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Denomination of invention: Wear resistant brake pad Effective date of registration: 20211104 Granted publication date: 20190312 Pledgee: Wuhu Jinsheng Rural Commercial Bank Co.,Ltd. Pledgor: WUHU DEYE FRICTION MATERIAL Co.,Ltd. Registration number: Y2021980011860 |
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