CN109290967A - A kind of long-life resinoid bond abrasive material and preparation method thereof - Google Patents
A kind of long-life resinoid bond abrasive material and preparation method thereof Download PDFInfo
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- CN109290967A CN109290967A CN201811388108.7A CN201811388108A CN109290967A CN 109290967 A CN109290967 A CN 109290967A CN 201811388108 A CN201811388108 A CN 201811388108A CN 109290967 A CN109290967 A CN 109290967A
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- abrasive material
- life
- long
- resinoid bond
- bond abrasive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/0009—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
- B24D3/20—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
- B24D3/28—Resins or natural or synthetic macromolecular compounds
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a kind of long-life resinoid bond abrasive materials and preparation method thereof, are related to grinding-material technical field.Be characterized in that: the raw material of long-life resinoid bond abrasive material includes following weight percentage components: diamond 3-8%；Auxiliary abrasive material 10-15%；Filler material 5-15%；Silica whisker 1-3%；Carbon fiber 5-10%；Metallic fiber 5-15%；Phenolic resin 5-10%；Melamine resin complements to 100%.Abrasive material in the present invention has the advantages that intensity is high, heat-resistant antifriction is good, the service life is long, is not easy embrittlement, is heat-resist.
Description
Technical field
The present invention relates to grinding-material technical fields, more specifically, it relates to a kind of long-life resinoid bond abrasive material
And preparation method thereof.
Background technique
Resinoid bond abrasive material is using resin as binding material, is filling with metal powder, metal oxide, conventional abrasive material
Object is blended into.Abrasive material and bonding agent are mixed and made into molding mass according to the requirement of concentration, product green body is made through hot-press solidifying, is passed through
Finished product is made in following process.
A kind of elastic grinding material, the elastic grinding material are disclosed in the Chinese invention patent of Publication No. CN103949987A
Including the viscose mixture being covered on matrix with matrix and bonding, described matrix is fiber, and the viscose mixture includes
The component of following mass percent: epoxy resin 45%~60%, abrasive material 13%~25%, filler 4.5%~6%, solvent
15%~20%, curing agent 3%~5.5% and coupling agent 0.4%~0.6%；The abrasive material includes diamond and silicon carbide,
Diamond accounts for the 3%~10% of total amount in the viscose mixture, and silicon carbide accounts for the 10%~15% of total amount.
Elastic grinding material in above-mentioned patent is bonded together diamond, abrasive material, filler using viscose, due to belonging to room temperature
Spontaneous curing is not through hot pressing crosslinking curing therefore abrasive material binding force is poor, leads to that the abrasive material intensity of production is low, wears no resistance, the service life
It is short.
Summary of the invention
In view of the deficienciess of the prior art, the purpose of the present invention one is to provide a kind of long-life resinoid bond mill
Material has the advantages that intensity is high, heat-resistant antifriction is good, the service life is long.
The purpose of the present invention two is to provide a kind of preparation method of long-life resinoid bond abrasive material, using party's legal system
At abrasive material have the advantages that have that intensity is high, heat-resistant antifriction is good, the service life is long.
To achieve the above object one, the present invention provides the following technical scheme that
A kind of long-life resinoid bond abrasive material, raw material include following weight percentage components:
Diamond 3-8%；
Auxiliary abrasive material 10-15%；
Filler material 5-15%；
Silica whisker 1-3%；
Carbon fiber 5-10%；
Metallic fiber 5-15%；
Phenolic resin 5-10%；
Melamine resin complements to 100%.
By using above-mentioned technical proposal, diamond is as primary abrasive and auxiliary abrasive material together as wear-resistant material；Silica
Whisker, carbon fiber are for enhancing mechanical strength, while carbon fiber can also enhance wearability, and metallic fiber is for enhancing bend resistance
Intensity and wearability.Filler material reduces cost under the premise of not reducing abrasive material mechanical performance.Phenolic compatible is good, with
Various organic and inorganic filler can be compatible, and required machinery can be provided for abrasive material by force after crosslinking curing
Degree, it is heat-resist.Close structure after melamine resin solidification, there is stronger hardness, not easily broken, there is very strong durability, phenolic aldehyde
Resin and melamine resin are used in compounding, the abrasive material of preparation heat distortion temperature with higher, stronger impact strength and bending
Intensity.
Further preferably, the auxiliary abrasive material is selected from least one of aluminium oxide, silicon carbide.
By using above-mentioned technical proposal, aluminium oxide is suitable for a variety of dry and wet treatment process, can be by the coarse of any workpiece
Surface polishing is fine, cheap.It has the hardness for being only second to diamond, when being especially suitable for having strict demand to irony pollution
It uses.
Silicon carbide Mohs' hardness is 9.5 grades, and stable chemical performance, thermal coefficient are high, thermal expansion coefficient is small, wear-resisting property
Good, self-sharpening is good, is suitable for processing hard alloy, titanium alloy, optical glass, ceramics, stone material, concrete etc..
Further preferably, the metallic fiber is stainless steel fibre or copper fiber.
By using above-mentioned technical proposal, stainless steel fibre and copper fiber have high elastic modulus, high bending resistance, tensile strength
The advantages that, after stainless steel fibre or copper fiber is added in abrasive material, substantially increase wearability and the service life of abrasive material.
Further preferably, the filler material is selected from least one of calcium carbonate, copper-clad iron powder, stainless steel powder.
By using above-mentioned technical proposal, calcium carbonate is cheap, can reduce cost.Copper-clad iron powder in the present invention
Copper content is that 20% iron content is 80%, instead of expensive copper powder, can reduce the wearability of cost and abrasive material.No
Rust comminuted steel shot is not easy to get rusty and can be improved the heat-resistant antifriction of abrasive material.
Further preferably, raw material further includes toner, and the weight percent of the toner is 0.3-3%.
It can add different toners for the abrasive material of different meshes by using above-mentioned technical proposal and distinguish, keep away
Exempt to obscure.
Further preferably, the toner network is green selected from oxidation, at least one in titanium white, carbon black, resistance to sunburn, everbright fast yellow
Kind.
By using above-mentioned technical proposal, the compatibility of above-mentioned toner and abrasive material is good, and will not reduce the mechanical property of abrasive material
Energy；It for the abrasive material of different meshes, can according to need, change the ratio of various toners, modulate different colors.
To achieve the above object two, the present invention provides the following technical scheme that
A kind of preparation method of long-life resinoid bond abrasive material, comprising the following steps:
Step 1, by the diamond of corresponding weight percent, auxiliary abrasive material, filler material, silica whisker, carbon fiber, metallic fiber,
Phenolic resin, melamine resin are mixed evenly, and obtain mixture；
Step 2 covers upper mold after being then compacted with briquetting in the lower die of mixture investment molding die；
Molding die is put into hot-press solidifying in hot-press equipment and formed by step 3；
Step 4, takes out molding die, and demoulding obtains long-life resinoid bond abrasive material.
By using above-mentioned technical proposal, according to client's needs, thus it is possible to vary the shape of molding die, and then obtain difference
The abrasive material of shape, and preparation method is simple, is easy to produce in enormous quantities.
Further preferably, the temperature of hot-press solidifying is 150-180 DEG C in the step 3, time 15-35min.
By using above-mentioned technical proposal, under above-mentioned temperature and time, phenolic resin and melamine resin completion of cure, and
Other components are glutinous together, obtain that there is the abrasive material that intensity is high, wearability is good, the service life is long.
In conclusion compared with prior art, the invention has the following advantages:
(1) it is used cooperatively using melamine resin and phenolic resin, the heat distortion temperature, impact strength and bending for improving abrasive material are strong
Degree, and it is not easily broken, extend abrasive material service life；
(2) by the way that carbon fiber and metallic fiber is added, wearability and the service life of abrasive material are substantially increased, while improving the resistance to of abrasive material
It is hot；
(3) be directed to different meshes abrasive material, different toners can be added and distinguished, avoided confusion, and add toner with
The compatibility of abrasive material is good, and will not reduce the mechanical property of abrasive material.
Specific embodiment
Below with reference to embodiment, the present invention will be described in detail.
Embodiment 1: a kind of long-life resinoid bond abrasive material, each component of raw material and its corresponding weight percent are such as
Shown in table 1, and acquisition is made by the steps:
Step 1, by the diamond of corresponding weight percent, auxiliary abrasive material, filler material, silica whisker, carbon fiber, metallic fiber,
Phenolic resin, melamine resin are mixed evenly, and mixing apparatus uses batch mixer or blender, obtain mixture；
Step 2 covers upper mold after being then compacted with briquetting in the lower die of mixture investment molding die；
Molding die is put into hot-press solidifying in hot-press equipment and formed by step 3, and the temperature of hot-press solidifying is 180 in step 3
DEG C, time 15min；
Step 4, takes out molding die, and demoulding obtains long-life resinoid bond abrasive material.
Wherein, auxiliary abrasive material uses aluminium oxide, and metallic fiber is stainless steel fibre, and filler material is calcium carbonate.
Embodiment 2-5: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, each component and its
Corresponding weight percent is as shown in table 1.
The each component and its weight percent of raw material in 1 embodiment 1-5 of table
Embodiment 6: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, hot-press solidifying in step 3
Temperature be 150 DEG C, time 35min.
Embodiment 7: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, hot pressing in step 3
Cured temperature is 165 DEG C, time 25min.
Embodiment 8: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, hot pressing in step 3
Cured temperature is 185 DEG C, time 20min.
Embodiment 9: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, auxiliary abrasive material uses carbon
SiClx.
Embodiment 10: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, filler material uses
Stainless steel powder.
Embodiment 11: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, auxiliary abrasive material uses
Silicon carbide and aluminium oxide, the weight percent of silicon carbide are 7.5%, and the weight percent of aluminium oxide is 7.5%.
Embodiment 12: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, metallic fiber is
Copper fiber.
Embodiment 13: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, filler material uses
Copper-clad iron powder.
Embodiment 14: a kind of long-life resinoid bond abrasive material, the difference is that, filler material uses with embodiment 13
The weight ratio of copper-clad iron powder and calcium carbonate, copper-clad iron powder and calcium carbonate is 1:1.
Embodiment 15: a kind of long-life resinoid bond abrasive material, the difference is that, filler material uses with embodiment 13
The weight ratio of calcium carbonate and stainless steel powder, calcium carbonate and stainless steel powder is 1:1.
Embodiment 16: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, raw material also wraps
Toner is included, the weight percent of toner is 3%, and toner is that oxidation network is green, and toner is added when step 1 mixes.
Embodiment 17: a kind of long-life resinoid bond abrasive material, with embodiment 16 the difference is that, the weight of toner
Percentage is 1.5%, and toner is titanium white.
Embodiment 18: a kind of long-life resinoid bond abrasive material, with embodiment 16 the difference is that, the weight of toner
Percentage is 1%, and toner is carbon black.
Embodiment 19: a kind of long-life resinoid bond abrasive material, with embodiment 16 the difference is that, the weight of toner
Percentage is 0.3%, and toner is resistance to sunburn.
Embodiment 20: a kind of long-life resinoid bond abrasive material, with embodiment 16 the difference is that, the weight of toner
Percentage is 0.5%, and toner is everbright fast yellow.
Comparative example 1: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, melamine tree is not added
Rouge, carbon fiber, stainless steel fibre.
Comparative example 2: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, carbon fiber is not added
Dimension, stainless steel fibre.
Comparative example 3: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, metal fibre is not added
Dimension.
Comparative example 4: a kind of long-life resinoid bond abrasive material, difference from example 1 is that, carbon fiber is not added
Dimension.
One polishing test of test
Test specimen (1): using the resinoid bond abrasive material of raw material and method 400 mesh of preparation in embodiment 1-20, as examination
Sample 1-20 is tested, using the resinoid bond abrasive material of raw material and method 400 mesh of preparation in comparative example 1-4, as control sample
1-4 prepares the elastic grinding material of 400 mesh using the embodiment one in the Chinese invention patent of Publication No. CN103949987A, makees
For control sample 5, test specimen 1-19 and control sample 1-5 with a thickness of 33mm, length 164mm, width 54mm.
Test method (1): using test specimen 1-20 and control sample 1-5 polishing ceramic material, 6 one group records it always
Service life, unit are hour.
Test specimen (2): using in embodiment 1-20 raw material and method prepare 50 mesh resinoid bond abrasive material, as
Test specimen 1-20, using the resinoid bond abrasive material of raw material and method 50 mesh of preparation in comparative example 1-4, as control sample
1-4 prepares the elastic grinding material of 50 mesh using the embodiment one in the Chinese invention patent of Publication No. CN103949987A, as
Control sample 5, test specimen 1-19 and control sample 1-5 with a thickness of 2.5mm, diameter 100mm.
Test method (2): being polished soft rough concrete ground using test specimen 1-20 and control sample 1-5, and 12
One group records its total polishing area, and unit is square metre.
Test result and analysis: the polishing test result of test specimen 1-20 and control sample 1-5 is as shown in table 2.By table 2
It is found that the time of test specimen 1-20 polishing ceramics is all larger than 176h, and control sample 1 is only 49h, test specimen 1-20 polishing
The area of concrete is all larger than 36m2, and control sample 1 is only 7m2；Be separately added into melamine resin, melamine resin and carbon fiber,
After melamine resin and stainless steel fibre, the polishing area of control sample 2-4 is from 15m2/ piece is promoted to 28m2/ piece illustrates using close
Polyimide resin, phenolic resin, carbon fiber and metallic fiber are used cooperatively, synergistic, substantially increase wearability and the longevity of abrasive material
Life.
The polishing test result of table 2 test specimen 1-20 and control sample 1-5
Test two mechanical strength tests
Test method: the anti-folding using test specimen 1-20 and control sample 1-5 in conventional method testing experiment sample (1) is strong
Degree and compression strength.
Test result: the results are shown in Table 3 for the mechanical strength test of test specimen 1-20 and control sample 1-5.It can by table 3
Know, the flexural strength and compression strength of test specimen 1-20 are much larger than control sample 1-5, and be separately added into melamine resin,
After melamine resin and carbon fiber, melamine resin and stainless steel fibre, the flexural strength of control sample 2-4 is promoted to from 18.5Mpa
The compression strength of 35.5Mpa, control sample 2-4 are promoted to 26.5Mpa from 16.5Mpa, illustrate using melamine resin, phenolic aldehyde tree
Rouge, carbon fiber and metallic fiber are used cooperatively, synergistic, substantially increase the flexural strength and compression strength of abrasive material.
The mechanical strength test result of table 3 test specimen 1-20 and control sample 1-5
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
For those of ordinary skill, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of long-life resinoid bond abrasive material, which is characterized in that its raw material includes following weight percentage components:
Diamond 3-8%；
Auxiliary abrasive material 10-15%；
Filler material 5-15%；
Silica whisker 1-3%；
Carbon fiber 5-10%；
Metallic fiber 5-15%；
Phenolic resin 5-10%；
Melamine resin complements to 100%.
2. long-life resinoid bond abrasive material according to claim 1, which is characterized in that the auxiliary abrasive material is selected from oxidation
At least one of aluminium, silicon carbide.
3. long-life resinoid bond abrasive material according to claim 1, which is characterized in that the metallic fiber is stainless steel
Fiber or copper fiber.
4. long-life resinoid bond abrasive material according to claim 1, which is characterized in that the filler material is selected from carbonic acid
At least one of calcium, copper-clad iron powder, stainless steel powder.
5. long-life resinoid bond abrasive material according to claim 1, which is characterized in that its raw material further includes toner, institute
The weight percent for stating toner is 0.3-3%.
6. long-life resinoid bond abrasive material according to claim 5, which is characterized in that the toner is selected from oxidation network
At least one of green, titanium white, carbon black, resistance to sunburn, everbright fast yellow.
7. a kind of preparation method of long-life resinoid bond abrasive material, which comprises the following steps:
Step 1, by the diamond of corresponding weight percent, auxiliary abrasive material, filler material, silica whisker, carbon fiber, metallic fiber,
Phenolic resin, melamine resin are mixed evenly, and obtain mixture；
Step 2 covers upper mold after being then compacted with briquetting in the lower die of mixture investment molding die；
Molding die is put into hot-press solidifying in hot-press equipment and formed by step 3；
Step 4, takes out molding die, and demoulding obtains long-life resinoid bond abrasive material.
8. the preparation method of long-life resinoid bond abrasive material according to claim 7, which is characterized in that the step 3
The temperature of middle hot-press solidifying is 150-180 DEG C, time 15-35min.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210741617.3A CN115582783A (en) | 2018-11-21 | 2018-11-21 | Resin bond abrasive with high strength, good heat resistance and wear resistance and long service life |
| CN201811388108.7A CN109290967B (en) | 2018-11-21 | 2018-11-21 | Long-life resin bond abrasive and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811388108.7A CN109290967B (en) | 2018-11-21 | 2018-11-21 | Long-life resin bond abrasive and preparation method thereof |
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| CN202210741617.3A Division CN115582783A (en) | 2018-11-21 | 2018-11-21 | Resin bond abrasive with high strength, good heat resistance and wear resistance and long service life |
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| Publication Number | Publication Date |
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| CN109290967A true CN109290967A (en) | 2019-02-01 |
| CN109290967B CN109290967B (en) | 2022-07-26 |
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| CN202210741617.3A Pending CN115582783A (en) | 2018-11-21 | 2018-11-21 | Resin bond abrasive with high strength, good heat resistance and wear resistance and long service life |
| CN201811388108.7A Active CN109290967B (en) | 2018-11-21 | 2018-11-21 | Long-life resin bond abrasive and preparation method thereof |
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Cited By (4)
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| CN111015529A (en) * | 2020-01-09 | 2020-04-17 | 王健 | Resin grinding wheel and preparation method thereof |
| CN111451948A (en) * | 2020-03-07 | 2020-07-28 | 佛山市钻镁金刚石工具有限公司 | High-definition new material grinding block and preparation method thereof |
| CN112936118A (en) * | 2021-01-21 | 2021-06-11 | 泉州众志新材料科技有限公司 | Special grinding block for rock plate and production method thereof |
| CN113770927A (en) * | 2021-09-18 | 2021-12-10 | 北京利研科技有限公司 | Long-life stamping grinding belt and preparation method thereof |
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| CN113770927A (en) * | 2021-09-18 | 2021-12-10 | 北京利研科技有限公司 | Long-life stamping grinding belt and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115582783A (en) | 2023-01-10 |
| CN109290967B (en) | 2022-07-26 |
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