CN103551991B - A kind of fibre-bearing rope and the buff wheel of tiny balloon - Google Patents
A kind of fibre-bearing rope and the buff wheel of tiny balloon Download PDFInfo
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- CN103551991B CN103551991B CN201310554341.9A CN201310554341A CN103551991B CN 103551991 B CN103551991 B CN 103551991B CN 201310554341 A CN201310554341 A CN 201310554341A CN 103551991 B CN103551991 B CN 103551991B
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Landscapes
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a kind of fibre-bearing rope and the buff wheel of tiny balloon, the polishing disk of described buff wheel is made up of cordage, and cordage and tiny balloon are bonded together by described binding agent.By regulating described fiber, tiny balloon and binding agent ratio, polishing effect and the grinding efficiency of buff wheel can be controlled.
Description
Technical field
The present invention relates to a kind of fibre-bearing rope and the buff wheel of tiny balloon, belong to abrasive tool industry.
Background technology
There is following defect in the current various buff wheels made: 1. polishing efficiency is low, and such as fiber crops wheel, (which floor Folium Agaves Sisalanae sews one
Rising, only end face participates in grinding).Chinese patent CN1238254A discloses a kind of sisal fiber buff wheel, discloses its preparation side
Method is: use needing machine sisal hemp short fibre to be made felted stock, then by layer 2-4 Folium Agaves Sisalanae felted stock through overlapping, being stitched into
A kind of sisal fiber buff wheel.There is following shortcoming in the sisal fiber buff wheel prepared by this kind of method: one, owing to being used
Sisal fiber length only have 4-12cm, thus buff wheel in use sisal fiber easily comes off, and makes making of buff wheel
Use the lost of life；Two, because of the restriction of needling density, it is impossible to ensure can to combine closely in any position of buff wheel, thus also
The using effect of buff wheel can be affected.
Chinese patent CN2004 1 0029879.9 discloses the manufacture method of a kind of sisal fiber buff wheel, and it is to cut
Short sisal fiber, synthetic resin and other optional plant and inorganic compound uniformly mixes, after drying, hot-forming.This
The buff wheel that kind of method produces owing to being to mold and there is no apertured material so that total is the finest and close does not has a space, thus
Being easily caused grinding wheel surface temperature in whole grinding process and raise bonding agent inefficacy surface blackening, raw material breaking releasing is wasted；
Grinding workpiece also greatly thus can cause stress to concentrate and likely pollute grinding workpiece surface by surface temperature rise simultaneously.
Summary of the invention
For the problems referred to above, it is an object of the invention to provide a kind of new buff wheel.
The above-mentioned purpose of the present invention is achieved by the following technical solution: a kind of fibre-bearing rope and the polishing of tiny balloon
Wheel, the polishing disk of described buff wheel is made up of cordage, and cordage and tiny balloon are bonded together by described binding agent.
Cordage in the present invention can be the most commercially available cordage.
In the present invention, the fiber of described cordage can be that natural fiber, i.e. nature are original or through artificial implantation
Plant on, the upper fiber the most directly obtained of the animal of artificial breeding, include but not limited to Plant fiber, animal fiber, mineral fibre
Dimension.
In one concrete example of the present invention, described natural fiber is selected from seed fiber, such as cotton, kapok etc.；Or
It is leaf fibre, such as Folium Agaves Sisalanae, abaca etc.；Also or fasciated fiber, such as Boehmeria, Caulis et Folium Lini, Fructus Cannabis, Corchorus olitorius L. etc..In another reality of the present invention
In example, described natural fiber is selected from hair and silk, such as sheep's wool, goats hair, Pilus Cameli, the rabbit hair, yak hair or mulberry silk, Antherea pernyi Guerin-Meneville
Silk etc..Heretofore described natural fiber can also is that the recycled fiber of those linen-cotton lousiness.In the present invention, described
The fiber of cordage can also is that artificial fiber, includes but not limited to nylon fiber or glass fibre.
In the present invention, described tiny balloon includes but not limited to glass hollow microsphere, resin hollow microspheres or macromolecule
Tiny balloon, ceramic hollow microspheres；Diameter 20um-10000um.The addition of tiny balloon is the 1 50% of cordage volume,
Can be 5%, 10%, 15%, 20%, 25%, 30%, 35%, 40%, 45% etc..
In the present invention, binding agent can be phenolic resin, urea aldehyde, melamine resin, epoxy resin or nothing
Machine binding agent etc., it is also possible to be phenolic resin modified, the modification such as including urea aldehyde, melamine resin, epoxy, acrylic acid
Phenolic aldehyde, consumption of binder is raw material gross mass 20-50%.
In the present invention, the mass fraction of cordage is 70-99%, and the mass fraction of binding agent is 1-30%.In this scope
In, the mass fraction of cordage can be 75%, 80%, 85%, 90%, 95%, 99% etc., the mass fraction of binding agent can be 1%,
5%、8%、10%、15%、20%、25%、30%.All components sum is 100%.
In the present invention, using cordage to be advantageous in that, cordage will not be felt like jelly blackout during grinding；Simultaneously
Cordage can strengthen structural strength as reinforcement again.
Described tiny balloon grinding process not only can dispel the heat but also be from the basis of sharp crack growth simultaneously after pressure-rupturable
Or new cutting edge；Impact and the bending strength of structure can be improved again when not rupturing, according to the height of cooling requirements simultaneously
The low addition that can change tiny balloon and particle diameter.Tiny balloon can produce in buff wheel tissue and be conducive to polishing
Space and from sharp crazing and have pooling feature.This structure buff wheel forms many hole-closing structures and disperses related stress, is carrying
Because microsphere ruptures and can bring substantial amounts of micro-crack on the basis of high structural strength, these micro-cracks are in the polished impulsive force of wheel
It is exactly good energy absorption pond during effect, thus avoids wheel body and in polishing process, consume too fast and fracture and fall
Fall.The effect that the tiny balloon controlled by volume brings is that microsphere is the most, and polishing efficiency is the highest, is thrown workpiece and buff wheel table
The part that the fewest present invention of temperature rise in face is favourable is that the surface grooves utilizing the stereochemical structure of cordage itself to be formed is more conducive to
Grinding, move back bits and heat radiation, develop offer condition for new from sharp crazing simultaneously.The circular configuration of cordage itself allows again molding
Journey is bound to form certain hole between each rope thus forms the beneficially grinding of end face, move back bits and the knot of heat radiation
Structure.In the present invention, it is also possible to add crude fibre in cordage, not only increase rubbing down effect but also reduce cost.
The buff wheel of the present invention can use two kinds of typical appearance structures: plane polishing wheel and circumference buff wheel.Such as Fig. 1 or
Described in 2.Fig. 3 illustrates the microstructure of buff wheel.Cordage and tiny balloon are firmly combined together by binding agent.Fig. 4 is
The another kind of form microstructure schematic diagram of buff wheel.When making plane polishing wheel, one side is stained with back-cover, and makes circumference polishing
Then without back-cover during wheel.In the present invention, back-cover can be glass lid, Folium Agaves Sisalanae etc..
Accompanying drawing explanation
Fig. 1 is the plane rubbing down integrated wheel schematic diagram of the present invention.
Fig. 2 is the circumference rubbing down integrated wheel schematic diagram of the present invention.
Fig. 3 is the microstructure schematic diagram of the grinding and polishing integrated wheel of the present invention.
Fig. 4 is the microstructure schematic diagram of the another kind of grinding and polishing integrated wheel of the present invention.
Fig. 5 is the shaping mould that is heating and curing of the present invention.
Fig. 6 is the plane rubbing down integrating three-dimensional figure of the present invention.
Fig. 7 is the plane rubbing down one dignity schematic diagram of the present invention.
Fig. 8 is embodiment 1 plane polishing wheel sample 1-3 tiny balloon and the change of cordage volume ratio and grinding efficiency, mill
Cut than relation.
Fig. 9 is that embodiment 1 plane polishing wheel sample 1-3 tiny balloon is coarse with sample surface with the change of cordage volume ratio
Degree relation.
Figure 10 is embodiment 1 circumference buff wheel sample 1-3 tiny balloon and the change of cordage volume ratio and grinding efficiency, mill
Cut than relation.
Figure 11 is that embodiment 1 circumference buff wheel sample 1-3 tiny balloon is thick with sample surface with the change of cordage volume ratio
Rugosity relation.
Figure 12 is embodiment 1 circumference buff wheel sample 4-6 tiny balloon with the change of cordage volume ratio to be met or exceeded and faces
Dividing value and grinding efficiency, grinding ratio relation.
Figure 13 is embodiment 1 circumference buff wheel sample 4-6 tiny balloon with the change of cordage volume ratio to be met or exceeded and faces
Dividing value and sample surface roughness relation.
Figure 14 is the process chart of embodiment 1.
Figure 15 is the another kind of technological process of embodiment 1.
Figure 16 is the rubbing down integrated wheel schematic diagram that cordage Wound Dies of the present invention is made.
Figure 17 is the rubbing down integrated wheel another kind schematic diagram that cordage Wound Dies of the present invention is made.
In figure, 1 it is back-cover, 2 is polish-grinding plate, 3 is tiny balloon, 4 is cordage, 5 is binding agent, 6 is cordage, hollow
Microsphere, binder mixtures, 7 be metal mold cavity mould, 8 for ring flange (skeleton).
Detailed description of the invention
Embodiment 1(explores tiny balloon with natural fiber rope mixed volume than the relation with rubbing down effect).
Formula 1:
1, sample makes
1.1 process route
1.1.1 the process of sisal fiber rope: the sisal fiber rope of this enforcement can be the most commercially available sisal fiber rope.
1.1.2 rope made of hemp gluing: roller coating one is enclosed primer (primer is ＜ mass fraction ＞: modified on the sisal fiber rope of 1.1.1
Liquid phenolic resin liquid 65%, filler: 34%, tiny balloon: 1%, glue solid content: 75-77%, glue amount is: every gram of sisal fiber
0.7-0.8g on rope)；Then at 70 ± 2 DEG C, toast 30min.
The rope made of hemp of first-class glue is wrapped on mould by 1.2 by the route made, and is then placed in die cavity, pressed sizing,
After toasting 4-6h at 120 DEG C (face grinding wheel solidification 4h, the wheel curing 6h of circumference), come out of the stove after being slowly dropped to room temperature, mould unloading.
1.3 tests make style and are: plane polishing wheel: overall diameter is 4 inches (101.6-103mm), and internal diameter is 55mm,
Aperture is 16mm, thickness 6-8mm)；
Circumference buff wheel: overall diameter be 10.6 inches of (270mm) apertures be 32mm, thickness 30mm)；
Detection and test Data Comparison:
1, method of testing explanation: this grinding detection material is: the face wheel of plane rubbing down: 45# steel plate (long 200mm* width
100mm* thickness * 10mm)；Page thousand wheels of circumference rubbing down: 45# rod iron (long 200mm* diameter * 50mm), respectively at identical grinding bar
Under part, (grinding material, rubbing down wheel bears pressure, and rotational line speed (plane polishing wheel: 60m/s, circumference buff wheel: 40m/s)
The most identical.
2, each index calculating method explanation:
2.1 grinding efficiencies: refer to that material removing amount is divided by grinding time, unit g/min.
2.2 grinding ratios: the material removing amount of exemplar and the ratio of rubbing down foot wheel abrasion amount.
2.3 surface roughnesses: refer to smaller spacing and small peak valley unevenness, unit um that finished surface has.Surface
Roughness is the least, then surface is the most smooth.Measure with two-tube light-section microscope.
Total grinding testing time is 30min, and every 10min is one section, point three sections of collection data, seeks arithmetic mean of instantaneous value.
3, data collection
3.1 do the plane polishing wheel for plane polishing (sample 1, sample 2, sample 3) with formula 1, process route ＜ mono-＞
With conventional 4 inch nylon wheels, Folium Agaves Sisalanae wheel grinding index contrast.
Note: tiny balloon with natural fiber rope mixed volume ratio is: sample 1:10% sample 2:15% sample 3:20%.
Table 1 plane polishing
Plane polishing wheel sample 1-3 tiny balloon and the change of cordage volume ratio and grinding efficiency, grinding ratio relation such as Fig. 8
Shown in；The change of plane polishing wheel sample 1-3 tiny balloon and cordage volume ratio and sample surface roughness relation such as Fig. 9 institute
Show.
3.2 make for circumference buff wheel (sample 1, sample 2, sample 3) and conventional 10.6 of formula 1, process route ＜ mono-＞
Inch nylon wheel, Folium Agaves Sisalanae wheel grinding index contrast.
Table 2 circumference polishes
Circumference buff wheel sample 1-3 tiny balloon and the change of cordage volume ratio and grinding efficiency, grinding ratio relation such as figure
Shown in 10；Circumference buff wheel sample 1-3 tiny balloon and the change of cordage volume ratio and sample surface roughness relation such as Figure 11
Shown in.
Tiny balloon is risen to by 3.3 with cordage volume ratio: sample 4:30% sample 5:40% sample 6:50%, explores sky
When heart microsphere and cordage volume ratio meet or exceed marginal value, the rubbing down effect of wheel, sample 4,5,6 is made circle by this test
All buff wheels, carry out test comparison.
Table 3 circumference polishes
Circumference buff wheel sample 4-6 tiny balloon meets or exceeds marginal value with the change of cordage volume ratio and imitates with grinding
Rate, grinding ratio relation are as shown in figure 12；Circumference buff wheel sample 4-6 tiny balloon meets or exceeds with the change of cordage volume ratio
Marginal value is with sample surface roughness relation as shown in figure 13.
3.4 use formula 1, and process route ＜ bis-＞ does the circumference emery wheel (sample 7) for circumference rubbing down.
Test brief summary:
1, obtained by embodiment 1 (formula 1) sample testing data analysis:
In same wheel, along with tiny balloon and natural fiber rope volume ratio become big, the polishing performance of wheel improves.
2, obtained by 3.3 sample testing data analysiss:
In same wheel, along with microsphere and cordage volume ratio become big, the polishing performance of wheel, grinding performance all carries
Height (althoughs note that: when microsphere reaches marginal value with cordage volume ratio or exceedes marginal value, grinding performance is by step-down；Hollow micro-
The consumption of ball will be according to the kind of selected microsphere, specification (diameter) size and be ground material to the polishing performance of wheel, mill
The requirement cutting performance considers).
3, found by process route 2 and circumference emery wheel (sample 7): the circumference emery wheel that the method is done has coated mould
The characteristic of elastic grinding).
4, taken turns by the sample testing data of embodiment and conventional nylon, Folium Agaves Sisalanae disc sharpener test aggregation of data is analyzed:
With the plane polishing wheel of the plane polishing that the method makes, the circumference buff wheel of circumference polishing, polishing performance improves 30%-
35%, by adjusting cordage, tiny balloon mixed volume ratio (and by bonding agent, cordage, hollow micro-sphere regulating in wheel tissue
To suitable ratio), all can meet the different requirement by rubbing down material to the polishing performance of wheel.
Claims (9)
1. fibre-bearing rope and a buff wheel for tiny balloon, the polishing disk of described buff wheel is made up of cordage, and binding agent will
Cordage and tiny balloon bond together；The addition of wherein said tiny balloon is the 1 30% of cordage volume.
2. buff wheel as claimed in claim 1, the fiber of described cordage is natural fiber or staple fibre.
3. buff wheel as claimed in claim 2, described natural fiber is selected from cotton, kapok, Folium Agaves Sisalanae, abaca, Boehmeria, Caulis et Folium Lini, greatly
The recovery of fiber crops, Corchorus olitorius L., sheep's wool, goats hair, Pilus Cameli, the rabbit hair, yak hair, mulberry silk, tussah silk or linen-cotton lousiness is fine
Dimension.
4. buff wheel as claimed in claim 2, described staple fibre is nylon fiber or glass fibre.
5. buff wheel as claimed in claim 1, described tiny balloon is selected from glass hollow microsphere, resin hollow microspheres, high score
Sub-tiny balloon, ceramic hollow microspheres；Diameter 20um-10000um.
6. buff wheel as claimed in claim 1, described binding agent is selected from phenolic resin, urea aldehyde, melamine resin, ring
Epoxy resins, inorganic binder or by phenolic resin, urea aldehyde, melamine resin, epoxy, acrylic acid modified phenolic aldehyde.
7. buff wheel as claimed in claim 1, the mass fraction of described cordage is 70-99%, the mass fraction of binding agent
For 1-30%, component sum is 100%.
8. buff wheel as claimed in claim 1, described buff wheel includes plane polishing wheel and circumference buff wheel.
9. buff wheel as claimed in claim 8, described plane polishing wheel also includes being bonded in polishing disk one side by binding agent
Back-cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310554341.9A CN103551991B (en) | 2013-11-08 | 2013-11-08 | A kind of fibre-bearing rope and the buff wheel of tiny balloon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310554341.9A CN103551991B (en) | 2013-11-08 | 2013-11-08 | A kind of fibre-bearing rope and the buff wheel of tiny balloon |
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| Publication Number | Publication Date |
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| CN103551991A CN103551991A (en) | 2014-02-05 |
| CN103551991B true CN103551991B (en) | 2016-11-16 |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100338288B1 (en) * | 1994-02-22 | 2002-11-23 | 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 | Coated Abrasive Products and Manufacturing Method |
| CN2253270Y (en) * | 1996-08-02 | 1997-04-30 | 开封光华实业公司 | Buffing wheel |
| US6440185B2 (en) * | 1997-11-28 | 2002-08-27 | Noritake Co., Ltd. | Resinoid grinding wheel |
| CN101096079A (en) * | 2006-06-29 | 2008-01-02 | 四川省三台县固锐实业有限责任公司 | Resin grinding wheel and production method thereof |
| US8808412B2 (en) * | 2006-09-15 | 2014-08-19 | Saint-Gobain Abrasives, Inc. | Microfiber reinforcement for abrasive tools |
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2013
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Effective date of registration: 20170527 Address after: 523000 Guangdong Province, Dongguan town of Kau Yongqing Village Yongqing industrial zone two new Street No. 31 Patentee after: Dongguan Dongsheng emery cloth Co. Ltd. Address before: Building hatch 100 Mianyang City No. 621100 Sichuan Province Branch Chong Park Jiuzhou Avenue Patentee before: Xie Ze |