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CN107152478A - A kind of basalt fibre brake block and preparation method thereof - Google Patents

A kind of basalt fibre brake block and preparation method thereof Download PDF

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Publication number
CN107152478A
CN107152478A CN201710390383.1A CN201710390383A CN107152478A CN 107152478 A CN107152478 A CN 107152478A CN 201710390383 A CN201710390383 A CN 201710390383A CN 107152478 A CN107152478 A CN 107152478A
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CN
China
Prior art keywords
basalt fibre
brake block
weight
parts
powder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710390383.1A
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Chinese (zh)
Inventor
肖尧
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guizhou stone basalt Technology Co., Ltd.
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Guizhou Basalt New Material Engineering Technology Development Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guizhou Basalt New Material Engineering Technology Development Co Ltd filed Critical Guizhou Basalt New Material Engineering Technology Development Co Ltd
Priority to CN201710390383.1A priority Critical patent/CN107152478A/en
Publication of CN107152478A publication Critical patent/CN107152478A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D69/00Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
    • F16D69/02Composition of linings ; Methods of manufacturing
    • F16D69/025Compositions based on an organic binder
    • F16D69/026Compositions based on an organic binder containing fibres
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D69/00Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
    • F16D69/02Composition of linings ; Methods of manufacturing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/0004Materials; Production methods therefor metallic
    • F16D2200/0026Non-ferro
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/0034Materials; Production methods therefor non-metallic
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/0034Materials; Production methods therefor non-metallic
    • F16D2200/0052Carbon
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/006Materials; Production methods therefor containing fibres or particles
    • F16D2200/0065Inorganic, e.g. non-asbestos mineral fibres
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2200/00Materials; Production methods therefor
    • F16D2200/0082Production methods therefor
    • F16D2200/0086Moulding materials together by application of heat and pressure

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

The present invention provides a kind of basalt fibre brake block and preparation method thereof, is related to auto parts machinery field.The preparation method of basalt fibre brake block, including:The filler of the basalt fibre of 30~60 parts by weight, the bonding matrix, the rubbing agent of 10~25 parts by weight and 10~35 parts by weight of 10~20 parts by weight is well mixed, at 150~180 DEG C of temperature and 10~30MPa pressure after hot-forming 1~10min, 8~10h of curing process at a temperature of 100~200 DEG C.This basalt fibre brake block is using natural fiber basalt fibre as framework material, and coordinating bonding matrix, rubbing agent and filler to be made, lightweight is inexpensive, higher and antifriction damage tolerant the brake block of intensity.Meanwhile, the advantages of possessing nontoxic and ecological, environmental protective.

Description

A kind of basalt fibre brake block and preparation method thereof
Technical field
The present invention relates to auto parts machinery field, and more particularly to a kind of basalt fibre brake block and preparation method thereof.
Background technology
At present, the research and application that the friction material of automobile brake sheet is directed to both at home and abroad are still to concentrate on:Material composition, system In terms of taking method, process route, structure design and analysis of experiments.But the above is mainly for existing asbestos less friction The fields such as material, semimetal friction material.
In addition, mainly have a glass fibre and organic synthetic fibers as brake friction material reinforcing fiber, such as carbon fiber, Aramid fiber etc., these fibrous material performances are homogeneous, are ideal reinforcing materials.But their raw material petroleum resources But increasingly depleted, while the manufacturing process of fiber can also consume mass energy, wear debris pollution environment.Exploitation meets brake block Friction material application new-type friction material it is too impatient to wait.
The content of the invention
It is an object of the invention to provide a kind of basalt fibre brake block, using natural fiber basalt fibre as skeleton material Material, coordinating bonding matrix, rubbing agent and filler to be made, lightweight is inexpensive, higher and antifriction damage tolerant the brake block of intensity.Meanwhile, possess The advantages of nontoxic and ecological, environmental protective.
Another object of the present invention is to provide a kind of preparation method of basalt fibre brake block, with quick and a large amount of systems Take above-mentioned basalt fibre brake block.
The present invention is solved its technical problem and realized using following technical scheme.
The present invention proposes a kind of basalt fibre brake block, is mainly made up of following raw material:The Black Warrior of 30~60 parts by weight The filler for being bonded matrix, the rubbing agent of 10~25 parts by weight and 10~35 parts of parts by weight of rock fiber, 10~20 parts by weight.
A kind of preparation method of basalt fibre brake block, including:
By the basalt fibre of 30~60 parts by weight, 10~20 parts by weight bonding matrix, 10~25 parts by weight friction The filler of agent and 10~35 parts by weight is well mixed, hot-forming 1 at 150~180 DEG C of temperature and 10~30MPa pressure~ After 10min, 8~10h of curing process at a temperature of 100~200 DEG C.
The beneficial effect of the embodiment of the present invention is:
The basalt fibre brake block of the embodiment of the present invention coordinates bonding using natural fiber basalt fibre as framework material The obtained lightweight of matrix, rubbing agent and filler is inexpensive, higher and antifriction damage tolerant the brake block of intensity.Meanwhile, possess it is nontoxic and The advantages of ecological, environmental protective.
The preparation method of the basalt fibre brake block of the embodiment of the present invention, can quickly and largely produce the above-mentioned Black Warrior Rock fiber brake block.With it is simple to operate and safe and efficient the features such as.
Embodiment
, below will be in the embodiment of the present invention to make the purpose, technical scheme and advantage of the embodiment of the present invention clearer Technical scheme be clearly and completely described.Unreceipted actual conditions person, builds according to normal condition or manufacturer in embodiment The condition of view is carried out.Agents useful for same or the unreceipted production firm person of instrument, are the conventional production that can be obtained by commercially available purchase Product.
Basalt fibre brake block of the embodiment of the present invention and preparation method thereof is specifically described below.
A kind of basalt fibre brake block, is mainly made up of following raw material:The basalt fibre of 30~60 parts by weight, 10~ The filler for being bonded matrix, the rubbing agent of 10~25 parts by weight and 10~35 parts of parts by weight of 20 parts by weight.
Basalt fibre is the framework material of this basalt fibre brake block, can be made by the following manner:
Using basalt ore as raw material, broken rear basalt ore is melted at a temperature of 1450 DEG C~1550 DEG C Melt, obtain fused mass.Fused mass is first pulled into after crude fibre by bushing, then crude fibre is drawn into continuously by wire drawing machine Basalt fibre.That is, this basalt fibre is the non-twist coarse sand of basalt fibre.
Obtained basalt fibre is delivered into Nanjing Glass Fibre Research and Design Institute Product Quality Verification Centers (i.e.:National glass fibre Product quality supervision and inspection center), performance detection, its survey report are carried out to basalt fibre according to GB/T 25-45-2010 For:Glass quality inspection (TSW) word, (16060418) number.Its testing result such as table 1.It is appreciated that basalt fibre possesses such as table 1 technical indicator.
The basalt fibre technical indicator of table 1
Note 1:Alkali resistance treatment conditions are:Sample soaks in 60 DEG C of temperature and 1.0mol/L NaOH solution 120min。
Heatproof treatment conditions are:Sample places 120min at a temperature of 300 DEG C.
Note 2:Impregnation yarn sample uses SW2511-1A/BS epoxy resin.Condition of cure:24h is handled at a temperature of 25 DEG C, 8h is handled at a temperature of 80 DEG C.Impregnation yarn tensile strength and tensile modulus of elasticity are using glass density as 2.60g/cm3Calculated.
Note 3:Bar-shaped composite uses the P65-901 unsaturated polyester (UP) trees that Nanjing DSM resin Co., Ltd produces Fat makes.Condition of cure:24h is handled at a temperature of 24h, 80 DEG C are handled at a temperature of 20~20 DEG C.It is bar-shaped to meet material glass Fiber quality content is 63.6%.
As it can be seen from table 1 the requirement that the basic technical indicator of basalt fibre is up to state standards.Also, basalt Temperature tolerance, alkali resistance and the impregnation tensile property of fiber further illustrate that it can be applied to field of brake pad, and are used as the Black Warrior The framework material of rock fiber brake block.It is appreciated that the diameter of this basalt fibre is advisable with 10~20 μm.
It is bonded matrix and is selected from least one of phenolic resin and phenol-formaldehyde resin modified.It is appreciated that bonding matrix can be with Phenolic resin is independently chosen from, phenol-formaldehyde resin modified can also be independently chosen from, phenolic resin and phenol-formaldehyde resin modified is also selected from Mixture.Preferably, bonding matrix is selected from phenol-formaldehyde resin modified.By from being modified changing of obtaining to phenolic resin Property phenolic resin, it is ensured that preparation basalt fibre brake raw material between bonding while can reduce bonding matrix it is hard Fragility.
Wherein, phenol-formaldehyde resin modified is selected from cashew nut oil modified alkyd resin, boron modified phenolic resin, polyamide modified phenol Urea formaldehyde, dicyandiamide modified phenolic resin, epoxy modified phenolic resin, Pioloform, polyvinyl acetal phenol-formaldehyde resin modified, melamine- At least one of cashew nut shell oil double-modification phenolic resin, epoxy phenolics and polyurethane phenolic resin.That is, modified phenolic resin Fat can select any one of above-mentioned a variety of phenol-formaldehyde resin modifieds, can also select in above-mentioned a variety of phenol-formaldehyde resin modifieds extremely The mixture of few two kinds arbitrary proportion.
Rubbing agent is that increasing rubs agent.Rubbing agent is selected from carborundum, high wear-resistant carbon black, white carbon, zinc oxide, magnesia, oxygen Change at least one of aluminium, magnetite powder, brass miberal powder, troilite powder, chromite powder, feldspar powder, dolomite dust and zeolite powder.
As a kind of preferred scheme, rubbing agent is selected from least one of carborundum, high wear-resistant carbon black and white carbon and oxygen Change the mixture of at least one of zinc, magnesia, aluminum oxide, magnetite powder, brass miberal powder, troilite powder and chromite powder. Further preferably, the mixture selected from least one of carborundum, high wear-resistant carbon black and white carbon with magnetite powder.
As another preferred scheme, rubbing agent is selected from least one of feldspar powder, dolomite dust and zeolite powder and oxygen Change the mixture of at least one of zinc, magnesia, aluminum oxide, magnetite powder, brass miberal powder, troilite powder and chromite powder. Further preferably, the mixture selected from least one of feldspar powder, dolomite dust and zeolite powder with magnetite powder.
By above-mentioned preferred scheme, the filler of this basalt fibre brake block includes metal packing.Therefore, prepare Basalt fibre brake block be a kind of semi-metallic brake pad.
Hold above-mentioned, by adding rubbing agent in the raw material to basalt fibre brake block, basalt fibre can be adjusted and stopped The piece frictional behaviour of car, improves its friction system in cold stage (- 250 DEG C of room temperature) and hot stage (250 DEG C~400 DEG C) Number, to ensure the extensive purposes and stable performance of basalt fibre brake block.
Filler is selected from least one of kaolin, wollastonite, blanc fixe, vermiculite power, mica powder and cryolite powder.Fill out Material can as space between framework material basalt fibre supplement, moreover, the frictional behaviour of basalt fibre can be strengthened And impact resistance.
For the performance indications of further basalt fibre brake block, its raw material proportioning is further optimized, including:35~ The basalt fibre of 50 parts by weight, the bonding matrix of 12~15 parts by weight, the rubbing agent of 10~20 parts by weight and 20~30 weight The filler of part.By the raw material proportioning for optimizing basalt fibre brake block, it is possible to increase its hardness, wear-resisting, anti-corrosion and life-span.
In another implementation of this basalt fibre brake block, raw material also includes lubricant.By fine to basalt Lubricant is added in the raw material for tieing up brake block, friction, lubrication film can be formed in the frictional interface of basalt fibre brake block, both The coefficient of friction of basalt fibre brake block can be reduced can reduce the abrasion of basalt fibre brake block again, so as to improve the Black Warrior The service life of rock fiber brake block.In order to ensure coordination and the balance of basalt fibre brake block raw material proportioning, lubricant is with 5 The addition of~15 parts by weight is advisable.
Lubricant is selected from least one of Delanium, metal sulfide, crystalline flake graphite and molybdenum disulfide.Wherein, it is golden Belong to sulfide and be selected from least one of zinc sulphide, antimony trisulfide, copper sulfide, molybdenum sulfide.
In the another implementation of this basalt fibre brake block, softening agent is also included in raw material.By adding softening Agent can reduce hardness and the abrasion of basalt fibre brake block, meanwhile, basalt fibre brake block can be improved at high temperature Stability.Softening agent is advisable with the addition of 0.1~1 parts by weight.
Softening agent selects at least one of nitrile rubber and polyphenylene sulfide.Preferably, softening agent is selected from nitrile rubber With the mixture of polyphenylene sulfide.Wherein, the content of acrylonitrile unit can be 15~50wt% in nitrile rubber;Polyphenylene sulfide Crystallinity can be 55~65%.
Further, it is also possible to add above-mentioned lubricant and softening agent simultaneously in the raw material of basalt fibre brake block.
A kind of preparation method of basalt fibre brake block, including:
Raw material is on the waiting list, includes basalt fibre, the bonding matrix of 10~20 parts by weight, 10~25 weights of 30~60 parts by weight Measure the rubbing agent of part and the filler of 10~35 parts by weight.
Above-mentioned basalt fibre, bonding matrix, rubbing agent and filler are well mixed, mixture is obtained.
Said mixture is carried out hot-forming.Specifically, hot-forming condition is:Temperature is 150~180 DEG C, pressure Power is 10~30MPa, and the time is 1~10min.Preferably, hot-forming condition is:Temperature is 150~170 DEG C, and pressure is 12~25MPa, the time is 1.5~8min.It is highly preferred that hot-forming condition is:Temperature is 150~160 DEG C, and pressure is 13~20MPa, the time is 2~7min.
Mixture after will be hot-forming carries out 5~10h of heat treatment at a temperature of 100~200 DEG C and is made.Heat treatment By the process of heating, insulation and cooling, to obtain a kind of metal heat processing technique of intended tissue and pre-determined characteristics.Specifically Ground, heat treatment heating, insulation and cooling procedure include:
First stage:In 0.5~1.5h, will be hot-forming after mixture be warming up to 100~120 DEG C, it is and warm herein Spend 1~3h of scope inside holding;
Second stage:In 0.5~1h, the mixture after the first stage is handled is warming up to 150~180 DEG C, and In 2~4h of this temperature range inside holding;
Phase III, in 0.5~1.5h, the mixture after second stage is handled is warming up to 200 DEG C, and herein Temperature keeps 0.5~1.5h;Come out of the stove after cooling.
Hold above-mentioned, be the preparation for completing basalt fibre brake block by said process.It is directed to above-mentioned preferred side Case, can by the basalt fibre of 30~60 parts by weight, 10~20 parts by weight bonding matrix, 10~25 parts by weight friction After agent, the filler of 10~35 parts by weight, the lubricant of 5~15 parts by weight and 0.1~1 parts by weight softening agent are well mixed, carry out Above-mentioned hot-forming and heat treatment.
It should be further stated that, prepare the feelings that the various raw materials of basalt fibre are engaged with mean particle diameter Condition is advisable.By from the close various materials of specification, ensure that raw material mixing and scattered uniform, so as to ensure that the Black Warrior The preparation effect of rock fiber brake block.
The feature and performance to the present invention are described in further detail with reference to embodiments.
Embodiment 1
By 30kg basalt fibre, 5kg cashew nut oil modified alkyd resin, 5kg boron modified phenolic resin, 2kg High wear-resistant carbon black, 4kg magnetite powder, 4kg troilite powders, 10kg kaolin, 1kg Delanium, 5kg vulcanization The polyphenylene sulfide of zinc, 0.1kg nitrile rubber and 0.1kg is well mixed, and obtains mixture.
By mixture at a temperature of 150 DEG C and under 15MPa pressure after hot-forming 5min, obtain it is hot-forming after Mixture.
Mixture after will be hot-forming is heat-treated as follows successively:100 DEG C are warming up in 1h enough and are protected in the temperature Warm 1.5h;160 DEG C are warming up in 1h and in this temperature 2.5h;200 DEG C are warming up in 0.5h and in this temperature 0.5h; Afterwards, come out of the stove, produce after cooling.
Embodiment 2
By 40kg basalt fibre, 5kg cashew nut oil modified alkyd resin, 5kg epoxy modified phenolic resin, 4kg epoxy phenolics, 1kg feldspar powder, 1kg dolomite dust, 10kg magnetite powder, 15kg blanc fixe, 2kg Delanium, 4kg copper sulfide, 2kg crystalline flake graphite and 0.5kg softening agent be well mixed, obtain mixture.
By mixture at a temperature of 155 DEG C and under 18MPa pressure after hot-forming 4min, obtain it is hot-forming after Mixture.
Mixture after will be hot-forming is heat-treated as follows successively:105 DEG C are warming up in 1h enough and are protected in the temperature Warm 1h;170 DEG C are warming up in 0.75h and in this temperature 3h;200 DEG C are warming up in 0.5h and in this temperature 0.75h;Afterwards, come out of the stove, produce after cooling.
Embodiment 3
By 50kg basalt fibre, 10kg polyamide modified phenolic resin, 6kg polyurethane phenolic resin, 3kg White carbon, 8kg magnetite powder, 3kg zeolite powder, 20kg kaolin, 5kg Delanium, 5kg crystalline flake graphite, 0.2kg nitrile rubber and 0.5kg polyphenylene sulfide are well mixed, obtain mixture.
By mixture at a temperature of 170 DEG C and under 20MPa pressure after hot-forming 3min, obtain it is hot-forming after Mixture.
Mixture after will be hot-forming is heat-treated as follows successively:100 DEG C are warming up to enough and in the temperature in 1.25h Degree insulation 1.25h;170 DEG C are warming up in 1h and in this temperature 3h;200 DEG C are warming up in 1h and in this temperature 0.75h;Afterwards, come out of the stove, produce after cooling.
Embodiment 4
By 40kg basalt fibre, 1kg phenolic resin, 2kg cashew nut oil modified alkyd resin, 3kg polyamides Amine-modified phenol-formaldehyde resin, 4kg dicyandiamide modified phenolic resin, 5kg epoxy modified phenolic resin, 5kg polyvinyl alcohol contracting Aldehyde phenol-formaldehyde resin modified, 1kg carborundum, 2kg aluminum oxide, 2kg magnetite powder, 2kg brass miberal powder, 3kg sulphur Iron Ore Powder, 3kg chromite powder, 1kg feldspar powder, 1kg dolomite dust, 1kg zeolite powder, 5kg kaolin, 10kg Wollastonite, 10kg blanc fixe, 2kg Delanium, 2kg crystalline flake graphite, 2kg molybdenum disulfide, 2kg vulcanization Zinc, 2kg antimony trisulfide, 2kg copper sulfide, 0.4kg nitrile rubber and 0.6kg polyphenylene sulfide are well mixed, and are mixed Thing.
By mixture at a temperature of 160 DEG C and under 22MPa pressure after hot-forming 2min, obtain it is hot-forming after Mixture.
Mixture after will be hot-forming is heat-treated as follows successively:100 DEG C are warming up to enough and in the temperature in 1.5h It is incubated 1h;170 DEG C are warming up in 0.75h and in this temperature 4h;200 DEG C are warming up in 1.5h and in this temperature 0.5h;Afterwards, come out of the stove, produce after cooling.
Embodiment 5
35kg basalt fibre, 6kg cashew nut oil modified alkyd resin, 3kg melamine-cashew nut shell oil is double Phenol-formaldehyde resin modified, 3kg epoxy phenolics, 2kg magnetite powder, 2kg brass miberal powder, 2kg troilite powder, 2kg Chromite powder, 2kg feldspar powder, 1kg dolomite dust, 5.5kg kaolin, 3kg blanc fixe, 4kg ice crystal Powder, 2kg Delanium, 3kg crystalline flake graphite, 2kg zinc sulphide, 0.15kg nitrile rubber and 2kg polyphenylene sulfide are mixed Close uniform, obtain mixture.
By mixture at a temperature of 150 DEG C and under 15MPa pressure after hot-forming 5min, obtain it is hot-forming after Mixture.
Mixture after will be hot-forming is heat-treated as follows successively:100 DEG C are warming up in 1h enough and are protected in the temperature Warm 1h;160 DEG C are warming up in 1h and in this temperature 4h;200 DEG C are warming up in 1h and in this temperature 1h;Afterwards, drop Come out of the stove, produce after temperature.
Embodiment 6
35kg basalt fibre, 6kg cashew nut oil modified alkyd resin, 3kg melamine-cashew nut shell oil is double Phenol-formaldehyde resin modified, 3kg epoxy phenolics, 2kg magnetite powder, 2kg brass miberal powder, 2kg troilite powder, 2kg Chromite powder, 2kg feldspar powder, 1kg dolomite dust, 5.5kg kaolin, 3kg blanc fixe and 4kg ice crystal Powder is well mixed, and obtains mixture.
By mixture at a temperature of 150 DEG C and under 15MPa pressure after hot-forming 5min, obtain it is hot-forming after Mixture.
Mixture after will be hot-forming is heat-treated as follows successively:100 DEG C are warming up in 1h enough and are protected in the temperature Warm 1h;160 DEG C are warming up in 1h and in this temperature 4h;200 DEG C are warming up in 1h and in this temperature 1h;Afterwards, drop Come out of the stove, produce after temperature.
Comparative example 1
35kg basalt fibre, 6kg cashew nut oil modified alkyd resin, 3kg melamine-cashew nut shell oil is double Phenol-formaldehyde resin modified, 3kg epoxy phenolics, 2kg magnetite powder, 2kg brass miberal powder, 2kg troilite powder, 2kg Chromite powder, 2kg feldspar powder, 1kg dolomite dust, 5.5kg kaolin, 3kg blanc fixe, 4kg ice crystal Powder, 2kg Delanium, 3kg crystalline flake graphite and 2kg zinc sulphide are well mixed, and obtain mixture.
By mixture at a temperature of 150 DEG C and under 15MPa pressure after hot-forming 5min, obtain it is hot-forming after Mixture.
Mixture after will be hot-forming is heat-treated as follows successively:100 DEG C are warming up in 1h enough and are protected in the temperature Warm 1h;160 DEG C are warming up in 1h and in this temperature 4h;200 DEG C are warming up in 1h and in this temperature 1h;Afterwards, drop Come out of the stove, produce after temperature.
Comparative example 2
35kg basalt fibre, 6kg cashew nut oil modified alkyd resin, 3kg melamine-cashew nut shell oil is double Phenol-formaldehyde resin modified, 3kg epoxy phenolics, 2kg magnetite powder, 2kg brass miberal powder, 2kg troilite powder, 2kg Chromite powder, 2kg feldspar powder, 1kg dolomite dust, 5.5kg kaolin, 3kg blanc fixe, 4kg ice crystal The polyphenylene sulfide of powder, 0.15kg nitrile rubber and 2kg is well mixed, and obtains mixture.
By mixture at a temperature of 150 DEG C and under 15MPa pressure after hot-forming 5min, obtain it is hot-forming after Mixture.
Mixture after will be hot-forming is heat-treated as follows successively:100 DEG C are warming up in 1h enough and are protected in the temperature Warm 1h;160 DEG C are warming up in 1h and in this temperature 4h;200 DEG C are warming up in 1h and in this temperature 1h;Afterwards, drop Come out of the stove, produce after temperature.
Basalt fibre brake block entering according to GB/T 5763-2008 prepared by embodiment 1~6 and comparative example 1~2 Row performance detection, its testing result is shown in Table 2, table 3 and table 4.
The basalt fibre brake block coefficient of friction of table 2a(μ) testing result
The basalt fibre brake block of table 3 specifies tolerance (△ μ) testing result of coefficient of friction
The basalt fibre brake block wear rate (V)/[10 of table 4-7cm3/ (Nm)] testing result
From table 2 into table 4 as can be seen that basalt fibre brake block meets the standard of 1~4 class liner, disclosure satisfy that in Application in fields such as car, sport utility vehicle (SUV) or commercial cars (MPV).Simultaneously, it can be seen that embodiment The 5 basalt brake blocks prepared are further illustrated better than basalt brake block prepared by embodiment 6, comparative example 1 and comparative example 2 Its raw material screening and proportioning can further lift the performance of basalt fibre brake block.
In summary, the basalt fibre brake block of the embodiment of the present invention is using natural fiber basalt fibre as skeleton material Material, coordinating bonding matrix, rubbing agent and filler to be made, lightweight is inexpensive, higher and antifriction damage tolerant the brake block of intensity.Meanwhile, possess The advantages of nontoxic and ecological, environmental protective.
The preparation method of the basalt fibre brake block of the embodiment of the present invention, can quickly and largely produce the above-mentioned Black Warrior Rock fiber brake block.With it is simple to operate and safe and efficient the features such as.
Embodiments described above is a part of embodiment of the invention, rather than whole embodiments.The reality of the present invention The detailed description for applying example is not intended to limit the scope of claimed invention, but is merely representative of the selected implementation of the present invention Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made Every other embodiment, belongs to the scope of protection of the invention.

Claims (10)

1. a kind of basalt fibre brake block, it is characterised in that be mainly made up of following raw material:The basalt of 30~60 parts by weight The filler for being bonded matrix, the rubbing agent of 10~25 parts by weight and 10~35 parts of parts by weight of fiber, 10~20 parts by weight.
2. basalt fibre brake block according to claim 1, it is characterised in that the weight of basalt fibre 35~50 Part, 12~15 parts of the matrix of bonding, the parts by weight of rubbing agent 10~20, the parts by weight of filler 20~30.
3. basalt fibre brake block according to claim 1, it is characterised in that the raw material also includes 5~15 weight The lubricant of part, the lubricant is selected from least one of Delanium, metal sulfide, crystalline flake graphite and molybdenum disulfide;
Wherein, the metal sulfide is selected from least one of zinc sulphide, antimony trisulfide, copper sulfide, molybdenum sulfide.
4. basalt fibre brake block according to claim 1, it is characterised in that the raw material also includes 0.1~1 weight The softening agent of part, the softening agent selects at least one of nitrile rubber and polyphenylene sulfide.
5. basalt fibre brake block according to claim 1, it is characterised in that the bonding matrix is selected from phenolic resin At least one of with phenol-formaldehyde resin modified.
6. basalt fibre brake block according to claim 5, it is characterised in that the phenol-formaldehyde resin modified is selected from cashew nut Shell oil modified phenolic resin, boron modified phenolic resin, polyamide modified phenolic resin, dicyandiamide modified phenolic resin, epoxy change Property phenolic resin, Pioloform, polyvinyl acetal phenol-formaldehyde resin modified, melamine-cashew nut shell oil double-modification phenolic resin, epoxy novolac At least one of resin and polyurethane phenolic resin.
7. basalt fibre brake block according to claim 1, it is characterised in that the rubbing agent is selected from carborundum, height Abrasion resistant carbon black, white carbon, zinc oxide, magnesia, aluminum oxide, magnetite powder, brass miberal powder, troilite powder, chromite powder, feldspar At least one of powder, dolomite dust and zeolite powder.
8. basalt fibre brake block according to claim 1, it is characterised in that the filler is selected from kaolin, silicon ash At least one of stone, blanc fixe, vermiculite power, mica powder and cryolite powder.
9. a kind of preparation method of basalt fibre brake block, it is characterised in that including:
By the basalt fibre of 30~60 parts by weight, 10~20 parts by weight bonding matrix, the rubbing agent of 10~25 parts by weight and The filler of 10~35 parts by weight is well mixed, hot-forming 1 at 150~180 DEG C of temperature and 15~30MPa pressure~ After 10min, 5~10h is heat-treated at a temperature of 100~200 DEG C.
10. the preparation method of basalt fibre brake block according to claim 9, it is characterised in that heat treatment includes: 100~120 DEG C are warming up in 0.5~1.5h and after this temperature keeps 1~3h, 150~180 DEG C are warming up in 0.5~1h And after this temperature keeps 2~4h, 200 DEG C are warming up in 0.5~1.5h and is cooled after this temperature keeps 0.5~1.5h.
CN201710390383.1A 2017-05-27 2017-05-27 A kind of basalt fibre brake block and preparation method thereof Pending CN107152478A (en)

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CN108456395A (en) * 2018-02-02 2018-08-28 西安交通大学 A kind of basalt reinforced resin base braking composite material and preparation method thereof
CN109058335A (en) * 2018-08-02 2018-12-21 黄石市鑫溢矿产有限公司 A kind of preparation method of composite sulfuration composition formula friction block
CN109488710A (en) * 2018-10-19 2019-03-19 南京航空航天大学溧水仿生产业研究院有限公司 A kind of high-performance non-asbestos brake block
CN109666454A (en) * 2018-12-25 2019-04-23 山东安途制动材料有限公司 A kind of automobile-used disc brake pad friction material of heavy type and brake block preparation process
CN109812524A (en) * 2019-01-31 2019-05-28 齐鲁工业大学 An environmentally friendly blend matrix friction material composition for automobile brake pads
CN110903731A (en) * 2019-10-17 2020-03-24 山东金麒麟股份有限公司 Baking-free etching agent for brake pad, preparation and application methods and brake pad
CN111043202A (en) * 2019-12-31 2020-04-21 北京天宜上佳高新材料股份有限公司 Friction material, composite brake shoe and preparation method

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CN103410893A (en) * 2013-04-26 2013-11-27 广西民族大学 Composition brake shoe for urban rail vehicle and manufacturing method thereof
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Publication number Priority date Publication date Assignee Title
CN108456395A (en) * 2018-02-02 2018-08-28 西安交通大学 A kind of basalt reinforced resin base braking composite material and preparation method thereof
CN109058335A (en) * 2018-08-02 2018-12-21 黄石市鑫溢矿产有限公司 A kind of preparation method of composite sulfuration composition formula friction block
CN109488710A (en) * 2018-10-19 2019-03-19 南京航空航天大学溧水仿生产业研究院有限公司 A kind of high-performance non-asbestos brake block
CN109666454A (en) * 2018-12-25 2019-04-23 山东安途制动材料有限公司 A kind of automobile-used disc brake pad friction material of heavy type and brake block preparation process
CN109812524A (en) * 2019-01-31 2019-05-28 齐鲁工业大学 An environmentally friendly blend matrix friction material composition for automobile brake pads
CN110903731A (en) * 2019-10-17 2020-03-24 山东金麒麟股份有限公司 Baking-free etching agent for brake pad, preparation and application methods and brake pad
CN110903731B (en) * 2019-10-17 2021-09-28 山东金麒麟股份有限公司 Baking-free etching agent for brake pad, preparation and application methods and brake pad
CN111043202A (en) * 2019-12-31 2020-04-21 北京天宜上佳高新材料股份有限公司 Friction material, composite brake shoe and preparation method

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