CN103551981B - The rubbing down integrated wheel of a kind of fibre-bearing rope, abrasive material and blowing agent - Google Patents
The rubbing down integrated wheel of a kind of fibre-bearing rope, abrasive material and blowing agent Download PDFInfo
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- CN103551981B CN103551981B CN201310554375.8A CN201310554375A CN103551981B CN 103551981 B CN103551981 B CN 103551981B CN 201310554375 A CN201310554375 A CN 201310554375A CN 103551981 B CN103551981 B CN 103551981B
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Abstract
The invention discloses the rubbing down integrated wheel of a kind of fibre-bearing rope, abrasive material and blowing agent, its polish-grinding plate is made up of cordage, and wherein said cordage is combined securely by binding agent and abrasive material, comprises the hole produced by foaming agent foam in described polish-grinding plate.By regulating described fiber, abrasive material and tiny balloon ratio, polishing effect and the grinding efficiency of rubbing down integrated wheel can be controlled.
Description
Technical field
The present invention relates to the rubbing down integrated wheel of a kind of fibre-bearing rope, abrasive material and blowing agent, belong to abrasive tool industry.
Background technology
The various rubbing down grinding tools of current making mainly contain three large classes and there is following defect: 1. resin wheel---close structure, weak heat-dissipating, oil pressure are shaping, caused by dense structure.General resin bond wheel (bonded abrasive tool) is mainly formed through mixing, compression molding, heat hardening by abrasive material, resin adhesive, and the use of this kind of emery wheel also exists defects such as such as needing the heating of large cutting force, workpiece serious.Pore in porous grinding wheel (bonded abrasive tool) is generally can burn what fill and form by the filler (as walnut shell, refined naphthalene etc.) of burn off (i.e. carbonization) at higher than the temperature of more than 130 degree in cure process.But natural fiber under such conditions also can carbonization thus lost efficacy.
2. fiber crops wheel---polishing efficiency is low, as (which floor sisal hemp is sewed together, and only has end face to participate in grinding).Chinese patent CN1238254A discloses a kind of sisal fiber polishing wheel, disclose its preparation method be: adopt needing machine sisal hemp short fibre is made felted stock, then by layer 2-4 sisal hemp felted stock through superimposed, be stitched into a kind of sisal fiber polishing wheel.There is following shortcoming in the sisal fiber polishing wheel prepared by this kind of method: one, because used sisal fiber length only has 4-12cm, thus polishing wheel in use sisal fiber easily come off, the service life of polishing wheel is shortened; Two, because the restriction of needling density, can not ensure can to combine closely in any position of polishing wheel, thus also can affect the result of use of polishing wheel.
3. nylon wheel---abrasive material utilization rate is not high, and the low heating of the TG due to nylon can cause softening thus cause and decline to abrasive material hold, just comes off cause waste so that abrasive material does not fully participate in grinding; Also likely pollute grinding workpiece surface because feeling like jelly simultaneously.
Chinese patent CN200410029879.9 discloses a kind of manufacture method of sisal fiber polishing wheel, it be by prescind sisal fiber, synthetic resin and other optional plant and inorganic compound Homogeneous phase mixing, after drying, hot-forming.The polishing wheel produced of this method owing to being mold pressing but not having that apertured material so that total are very fine and close does not have space, thus easily causes grinding wheel surface temperature in whole grinding process to raise bonding agent inefficacy surface blackening, and raw material breaking releasing is wasted; Simultaneously grinding workpiece also can surface temperature rise large thus cause stress to concentrate and likely pollute grinding workpiece surface.
Summary of the invention
For above-mentioned technical problem, the object of the present invention is to provide the rubbing down integrated wheel of a kind of fibre-bearing rope, abrasive material and blowing agent.
Above-mentioned purpose of the present invention is achieved by the following technical solution: the rubbing down integrated wheel of a kind of fibre-bearing rope, abrasive material and blowing agent, and its polish-grinding plate is made up of cordage, and wherein said cordage is combined securely by binding agent and abrasive material,
The hole produced by foaming agent foam is comprised in described polish-grinding plate.
Cordage in the present invention comprises conventional meaning line, namely with silk, cotton, fiber crops, glass fibre make elongated can be tortuous arbitrarily thing: silk thread.Cotton thread.Coil.Wire rod.Cotton rope.Also comprise the rope of conventional meaning, namely generally have the kinds such as plastic ties, the rope made of hemp, nylon rope, cotton cord.Along with the fast development of industry, rope is turned round to knit by several strands before and is become more than two strands or two strands and turn round and be woven in together, and material can be used, the fibers such as fiber crops, palm fibre, polypropylene fiber silk, dacron thread, cotton yarn, nylon yarn, glass fiber.
Cordage in the present invention can be common commercially available cordage, also can be in the process of preparation cordage, adds abrasive material or the mortar containing abrasive material, makes the cordage that internal fiber contains abrasive material.
In the present invention, described abrasive material refers to sharp keen, hard, in order to the material of the softer material surface of grinding.Described abrasive material can be natural abrasive, includes but not limited to natural emery, Naxas emery, garnet and natural diamond etc.; Also can be artificial abrasive material, include but not limited to brown corundum abrasive, white fused alumina abrasive material, single alundum abrasive material, black silicon carbide grain, green silicon carbide abrasive material, cubic silicon carbide abrasive material, cerium silicon carbide abrasive material, boron carbide, diamond and cubic boron nitride etc., and the recovery sand etc. of vitrified abrasive, resin wheel etc.
In the present invention, the fiber of described cordage can be natural fiber, and namely nature fiber that is original or that directly obtain on the plant of cultivation, on the animal of artificial feeding, includes but not limited to string, animal origin, mineral fibres.
In the example that the present invention one is concrete, described natural fiber is selected from seed fiber, as cotton, kapok etc.; Or leaf fibre, as sisal hemp, abaca etc.; Also or fasciated fiber, as ramie, flax, hemp, jute etc.In another example of the present invention,
Described natural fiber is selected from hair and silk, such as sheep's wool, goats hair, camel hair, the rabbit hair, yak hair or mulberry silk, tussah silk etc.Natural fiber described in the present invention can also be the recycled fiber of those Mian ﹑ Ma ﹑ Mao ﹑ silks.In the present invention, the fiber of described cordage can also be artificial fiber, includes but not limited to nylon fiber, glass fibre.
In the present invention, described blowing agent is sodium acid carbonate.Addition is the 0.01%-5% of abrasive material quality.Can be 1.1%, 2%, 2.5%, 3%, 3.5%, 4%, 4.5% etc.
In the present invention, binding agent can be phenolic resins, urea aldehyde, melamine resin, epoxy resin or inorganic binder etc., also can be phenolic resin modified, comprise the phenolic aldehyde of the modifications such as urea aldehyde, melamine resin, epoxy, acrylic acid, consumption of binder is raw material total mass ratio 20 ~ 50%.
Rubbing down integrated wheel of the present invention prepares by the following method: first cordage, abrasive material, blowing agent and binding agent are mixed, and injects mold cavity, after compacting with solidification, obtain product.
Rubbing down integrated wheel of the present invention can also be first cordage is implanted abrasive material, blowing agent, makes sand rope, is then wrapped on mould by sand rope by the route made, then puts into die cavity, pressed sizing.
Between natural fiber rope of the present invention and abrasive material, mixed proportion can regulate according to actual needs, change the mixed proportion of cordage (volume ratio 1%-99%) and abrasive material (volume ratio 99%-1%), different rubbing down effects can be obtained: abrasive content is just bound to reduce same wheel cordage content is many, and at this moment polishing effect is good; Cordage content is few and abrasive content is just bound to increase, and at this moment grinding efficiency is high.Adopt the benefit of cordage to be, cordage can not be felt like jelly blackout in the process of grinding; Cordage can strengthen structural strength as reinforcement again simultaneously.
In example of the present invention, the volume ratio of cordage is 80-99%, and the volume ratio of abrasive material is 1-20%, and now rubbing down integrated wheel focuses on polishing effect.Within the scope of this, the volume ratio of cordage can be 80%, 85%, 90%, 95%, 99% etc., and the volume ratio of abrasive material can be 1%, 5%, 8%, 10%, 15%, 20%.
In another instantiation of the present invention, the volume ratio of cordage is 50-80%, and the volume ratio of abrasive material is 20-50%, and now rubbing down integrated wheel takes into account polishing and ground effect, within the scope of this, the volume ratio of cordage can be 50%, 55%, 60%, 65%, 70%, 75% or 80%; The volume ratio of abrasive material can be 20%, 25%, 30%, 35%, 40%, 45% or 50%.
In another instantiation of the present invention, the volume ratio of cordage is 20-50%, and the volume ratio of abrasive material is 50-80%, and now rubbing down integrated wheel takes into account polishing and ground effect.Within the scope of this, the volume ratio of abrasive material can be 50%, 55%, 60%, 65%, 70%, 75% or 80%; The volume ratio of cordage can be 20%, 25%, 30%, 35%, 40%, 45% or 50%.
In example of the present invention, the volume ratio of cordage is 1-20%, and the volume ratio of abrasive material is 80-99%, and now rubbing down integrated wheel focuses on ground effect.Within the scope of this, the volume ratio of abrasive material can be 80%, 85%, 90%, 95%, 99% etc., and the volume ratio of cordage can be 1%, 5%, 8%, 10%, 15%, 20%.
The favourable part of the present invention is that the surface grooves utilizing the stereochemical structure of cordage itself to be formed is more conducive to grinding, moves back bits and heat radiation, simultaneously for new provides condition from sharp crazing development.The circular configuration of cordage itself allows again and is bound to form certain hole between each root rope in forming process thus forms the structure being conducive to grinding, moving back bits and heat radiation of end face.In the present invention, abrasive material or sisal hemp crude fibre can also be added in cordage, not only increase rubbing down effect but also reduce costs.
In addition, allow to be formed after cell collapse in grinding and to vary in size and at the tough mouth of grinding of diverse location distribution, also be that heat dissipation channel is conducive to reducing wheel itself and grinding workpiece surface temperature simultaneously, thus improve the service life of wheel, what the utilization rate of raising material and minimizing grinding workpiece surface were caused stress to concentrate by carburizing may.The effect that interpolation blowing agent brings in mass ratio is that the amount of adding is larger, and grinding and polishing efficiency is higher, and the temperature rise of grinding workpiece and grinding wheel surface is fewer.
Rubbing down integrated wheel of the present invention can adopt two kinds of typical appearance structures: plane rubbing down wheel and circumference Burnishing wheel.As described in Fig. 1 or 2.Fig. 3 illustrates the microstructure of rubbing down integrated wheel.Cordage, abrasive material combine by binding agent securely.Foaming agent foam is inner and generation hole, surface in cordage.Fig. 4 is the another kind of form microstructure schematic diagram of rubbing down integrated wheel.Simultaneously be stained with the back of the body lid when making plane rubbing down wheel, then cover without the need to the back of the body when making circumference rubbing down wheel.In the present invention, carrying on the back lid can be glass lid, sisal hemp etc.
Accompanying drawing explanation
Fig. 1 is plane rubbing down integrated wheel schematic diagram of the present invention.
Fig. 2 is circumference rubbing down integrated wheel schematic diagram of the present invention.
Fig. 3 is the microstructure schematic diagram of grinding and polishing integrated wheel of the present invention.
Fig. 4 is the microstructure schematic diagram of 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 plane rubbing down integrating three-dimensional figure of the present invention.
Fig. 7 is the honorable schematic diagram of plane rubbing down one of the present invention.
Fig. 8 is that embodiment 1 face grinding wheel sample 1-3 cordage and abrasive material volume ratio change the relation with grinding ratio, grinding efficiency.
Fig. 9 is that embodiment 1 face grinding wheel sample 1-3 cordage and abrasive material volume ratio change the relation with sample surface roughness.
Figure 10 is that embodiment 1 circumference emery wheel sample 1-3 cordage and abrasive material volume ratio change the relation with grinding ratio, grinding efficiency.
Figure 11 is that embodiment 1 circumference emery wheel sample 1-3 cordage and abrasive material volume ratio change the relation with sample surface roughness.
Figure 12 is the relation of embodiment 2 face grinding wheel sample 4-6 blowing agent addition and grinding ratio, grinding efficiency.
Figure 13 is the relation of embodiment 2 face grinding wheel sample 4-6 blowing agent addition and sample surface roughness.
Figure 14 is the relation of embodiment 2 circumference emery wheel sample 4-6 blowing agent addition and grinding ratio, grinding efficiency.
Figure 15 is the relation of embodiment 2 circumference emery wheel sample 4-6 blowing agent addition and sample surface roughness.
Figure 16 is the relation that embodiment 2 circumference emery wheel sample 7-9 blowing agent addition meets or exceeds critical value and grinding ratio, grinding efficiency.
Figure 17 is the relation that embodiment 2 circumference emery wheel sample 7-9 blowing agent addition meets or exceeds critical value and sample surface roughness.
Figure 18 is the process chart of embodiment 1.
Figure 19 is the another kind of technological process of embodiment 1.
Figure 20 is the rubbing down integrated wheel schematic diagram that sand rope Wound Dies of the present invention is made.
Figure 21 is the another kind of schematic diagram of rubbing down integrated wheel that sand rope Wound Dies of the present invention is made.
In figure, 1 be foam hole for back of the body lid, 2 be polish-grinding plate, 3,4 be cordage, 5 binding agents, blowing agent and hole, 6 abrasive materials, 7 are cordage, abrasive material, blowing agent and binder mixtures, 8 be metal mold cavity mould, 9 be fiber sand rope, 10 be ring flange (skeleton), 11 be binding agent.
Detailed description of the invention
Embodiment 1(explores cordage with abrasive material mixed volume than the relation with rubbing down effect).
Formula 1:
Sample production method illustrates:
1, sample production
1.1 process route
1.1.1 the process of sisal fiber rope: the sisal fiber rope of this enforcement can be common commercially available sisal fiber rope, also can be in the process preparing sisal fiber rope, add abrasive material or the mortar containing abrasive material, make the sisal fiber rope that internal fiber contains abrasive material.
1.1.2 sand rope makes: the mortar that the sisal fiber rope 1) obtained by 1.1.1 passes through conventional roller coat, blade coating contains abrasive material, obtained sand rope; Or
2) on the sisal fiber rope handled well, roller coating one is enclosed primer (primer is < mass fraction >: modified liquid liquid phenolic resin 65%, filler: 35%, glue solid content: 75-77%, glue amount is: 0.7-0.8g on every gram of sisal fiber rope); After roller coating primer, abrasive material rolls and is implanted on sisal fiber rope that (the sisal fiber rope be coated with after primer scrolls through in abrasive flows by the mode of planting sand with gravity, until surrounding plants abrasive material uniformly on sisal fiber rope, amount of abrasive controls: 3-4g on every gram of sisal fiber rope); Then at 80 ± 2 DEG C, 60min is toasted; Then with the multiple glue of air pressure spray gun spraying: (multiple glue is < mass fraction >: modified liquid liquid phenolic resin 75%, filler: 24%, blowing agent 1%.Glue amount is: 0.2-0.3g on every gram of sisal fiber rope); Then at 70 ± 2 DEG C, 30min is toasted, obtained sand rope.
1.1.3 the sand rope made by 1.1.2 is wrapped on mould by the route made, and then puts into die cavity, pressed sizing, after toasting 4-6h (face grinding wheel solidification 4h, the wheel curing 6h of circumference), comes out of the stove after being slowly down to room temperature at 120 DEG C, mould unloading.
1.3 tests make style and are: the face grinding wheel of plane rubbing down: overall diameter is 4 inches (101.6-103mm), and internal diameter is 55mm, and aperture is 16mm, thickness 6-8mm);
The circumference emery wheel of circumference rubbing down: overall diameter is 10.6 inches of (270mm) apertures is 32mm, thickness 30mm);
Detect and contrast with test data:
1, method of testing illustrates: this grinding detects material and is: the face grinding wheel of plane rubbing down: 45# steel plate (the thick * 10mm of the wide 100mm* of long 200mm*); The circumference emery wheel of circumference rubbing down: 45# rod iron (long 200mm* diameter * 50mm), under identical grinding condition, (grinding material, rubbing down wheel bears pressure respectively, and rotational line speed (face grinding wheel: 60m/s, circumference emery wheel: 40m/s) is all identical.
2, each index calculating method illustrates:
2.1 grinding efficiencies: refer to that the worn amount of material is divided by the grinding time, unit g/min.
2.2 grinding ratios: the worn amount of material of exemplar and the ratio of rubbing down foot wheel abrasion amount.
2.3 surface roughnesses: refer to that finished surface has compared with Small Distance and small peak valley unevenness, unit um.Surface roughness is less, then surface is more smooth.Measure with two-tube light-section microscope.
Total grinding testing time is 30min, and every 10min is one section, and point three sections of collection data, ask arithmetic mean of instantaneous value.
3, Data Collection
3.1 with formulas 1, process route < mono->, do face grinding wheel (sample 1, sample 2, sample 3) for plane rubbing down with routine with grain 60#(common corundum) 4 inches of face wheels contrast:
Note: sisal fiber rope (section) and abrasive material volume ratio are: sample 1:10% sample 2:20% sample 3:30%.
Table 1
Face grinding wheel sample 1-3 fiber and abrasive material volume ratio change with grinding ratio, grinding efficiency relation as shown in Figure 8, face grinding wheel sample 1-3 fiber and abrasive material volume ratio change and sample surface roughness relation as shown in Figure 9.
3.2 with formulas 1, and process route < mono-> does circumference emery wheel (sample 1, sample 2, sample 3) for circumference rubbing down with routine with grain 60#(common corundum) 10.6 inches thousand pages take turns and contrast:
Table 2
Circumference emery wheel sample 1-3 fiber and abrasive material volume ratio change with grinding ratio, grinding efficiency relation as shown in Figure 10; Circumference emery wheel sample 1-3 fiber and abrasive material volume ratio change with the relation of sample surface roughness as shown in figure 11.
Embodiment 2-(exploring blowing agent addition with abrasive material mixed volume than the relation with rubbing down effect)
Formula: 2
Style fabrication processing, method and sample detection methods are see embodiment 1
3.3 with formulas 2, and process route < mono-> does face wheel (sample 4, sample 5, sample 6) for plane rubbing down with routine with grain 60#(common corundum) 4 inches of face wheels contrast:
Note: blowing agent mass ratio (comparing with abrasive material) is: sample 4:1.1% sample 5:2% sample 6:3%.
Table 3
The relation of face grinding wheel sample 4-6 blowing agent addition and grinding ratio, grinding efficiency as shown in figure 12; The relation of face grinding wheel sample 4-6 blowing agent addition and sample surface roughness as shown in figure 13.
3.4 with formulas 2, and process route < mono-> does circumference emery wheel (sample 4, sample 5, sample 6) for circumference rubbing down with routine with grain 60#(common corundum) 10.6 inches thousand pages take turns and contrast.
Table 4
The relation of circumference emery wheel sample 4-6 blowing agent addition and grinding ratio, grinding efficiency as shown in figure 14; The relation of circumference emery wheel sample 4-6 blowing agent addition and sample surface roughness as shown in figure 15.
Blowing agent mass ratio rises to by 3.5: sample 7:4% sample 8:6% sample 9:8%, when (in the constant situation of the amount of binding agent) exploration blowing agent addition ratio meets or exceeds critical value, the rubbing down effect of wheel, sample 7,8,9 is made the circumference emery wheel of peripheral grinding by this test, carrys out test comparison.
Table 5
Circumference emery wheel sample 7-9 blowing agent addition meet or exceed critical value and grinding ratio, grinding efficiency relation as shown in figure 16; Circumference emery wheel sample 7-9 blowing agent addition meets or exceeds the relation of critical value and sample surface roughness as shown in figure 17.
3.6 use formula 2, and process route < bis-> does the circumference emery wheel (sample 10) for circumference rubbing down.
Table 6
3.7 face grinding wheel styles 6, circumference emery wheel sample 6 and same specification nylon wheel, sisal hemp are taken turns grinding index and contrast.
Table < 7 > plane polishing/rubbing down
Table < 8 > circumference polishing/rubbing down
Test brief summary:
1, obtained by embodiment 1 (formula 1) sample testing data analysis:
In same wheel, along with fiber and abrasive material volume ratio become greatly, the polishing performance of wheel improves, otherwise then grinding performance improves;
Can regulate to meet with abrasive species and grain number simultaneously and differently be ground the polishing performance of material to wheel, the requirement of grinding performance.
2, obtained by embodiment 2 (formula 2) sample testing data analysis:
In same wheel, when amount of abrasive is certain, along with blowing agent mass ratio improves, the polishing performance of wheel, grinding performance is improved (but note: find according to 3.5 test datas, when blowing agent addition reaches critical value or exceedes critical value, grinding performance is by step-down, and the consumption of blowing agent and will be ground material and considers the polishing performance of wheel, the requirement of grinding performance according to the kind of selected blowing agent, specification); Can regulate to meet with abrasive species and grain number simultaneously and differently be ground the polishing performance of material to wheel, the requirement of grinding performance.
3, found by process route 2 and circumference emery wheel (sample 10) test: the method the advantage of bonded abrasive tool and coated mould is concentrated in together (participate in intensity and toughness that the abrading block of grinding or particle have bonded abrasive tool, whole wheel has again the characteristic of the elasticity grinding of coated mould).
4, by embodiment 1, the sample testing data of 2 and routine are comprehensively analyzed with grain number (common corundum) wheel test data and 3.6 test datas: the face wheel of the plane rubbing down made by the method, the circumference emery wheel of circumference rubbing down, at polishing performance, grinding performance all improves 20%-30%, by adjustment sisal fiber, with abrasive material mixed volume ratio, foaming agent consumption and with abrasive species and grain number (and by the abrasive material in wheel tissue, bonding agent, fiber, suitable ratio is transferred to by blowing agent), all can meet difference and be ground the polishing performance of material to wheel, the requirement of grinding performance.
Claims (10)
1. a rubbing down integrated wheel for fibre-bearing rope, abrasive material and blowing agent, its polish-grinding plate is made up of cordage, and wherein said cordage is combined securely by binding agent and abrasive material, comprises the hole produced by foaming agent foam in described polish-grinding plate; The repressed curing molding of described rubbing down integrated wheel; The addition of described blowing agent is the 0.01%-5% of abrasive material quality.
2. rubbing down integrated wheel as claimed in claim 1, wherein said abrasive material is selected from the recovery sand of natural emery, Naxas emery, garnet, natural diamond, brown corundum abrasive, white fused alumina abrasive material, single alundum abrasive material, black silicon carbide grain, green silicon carbide abrasive material, cubic silicon carbide abrasive material, cerium silicon carbide abrasive material, boron carbide, diamond, cubic boron nitride or vitrified abrasive, resin wheel.
3. rubbing down integrated wheel as claimed in claim 1, the fiber of described cordage is natural fiber or staple fibre.
4. rubbing down integrated wheel as claimed in claim 3, described natural fiber is selected from the recycled fiber of cotton, kapok, sisal hemp, abaca, ramie, flax, hemp, jute, sheep's wool, goats hair, camel hair, the rabbit hair, yak hair, mulberry silk, tussah silk Huo Mian ﹑ Ma ﹑ Mao ﹑ silk.
5. rubbing down integrated wheel as claimed in claim 3, described staple fibre is nylon fiber or glass fibre.
6. rubbing down integrated wheel as claimed in claim 1, described blowing agent is sodium acid carbonate; The addition of described blowing agent is 1.1%, 2%, 2.5%, 3%, 3.5%, 4% or 4.5% of abrasive material quality.
7. rubbing down integrated wheel as claimed in claim 1, the volume ratio of wherein said cordage and abrasive material is cordage 1-99%, abrasive material 1-99%.
8. rubbing down integrated wheel as claimed in claim 7, the volume ratio of wherein said cordage and abrasive material is cordage 80-99%, abrasive material 1-20%; Or cordage 50-80%, abrasive material 20-50%; Or cordage 20-50%, abrasive material 50-80%; Or cordage 1-20%, abrasive material 80-99%.
9. rubbing down integrated wheel as claimed in claim 1, described rubbing down integrated wheel comprises plane rubbing down integrated wheel and circumference rubbing down integrated wheel.
10. rubbing down integrated wheel as claimed in claim 9, described plane rubbing down integrated wheel also comprises the back of the body lid being bonded in polish-grinding plate one side by binding agent.
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| CN201310554375.8A CN103551981B (en) | 2013-11-08 | 2013-11-08 | The rubbing down integrated wheel of a kind of fibre-bearing rope, abrasive material and blowing agent |
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| JP2018164964A (en) * | 2017-03-28 | 2018-10-25 | Ｔｏｗａ株式会社 | Resinoid wheel, method of manufacturing the same, and processing device |
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| CN101870091B (en) * | 2010-06-17 | 2011-09-14 | 大连理工大学 | Method for preparing ultra-fine diamond grinding wheel of vitrified bond |
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| CN2253270Y (en) * | 1996-08-02 | 1997-04-30 | 开封光华实业公司 | Buffing wheel |
| CN1238254A (en) * | 1998-06-05 | 1999-12-15 | 南宁麻纺织厂 | Polishing wheel for sisal hemp and its making method |
| US6726555B2 (en) * | 2001-12-27 | 2004-04-27 | Gerd Eisenblaetter Gmbh | Tool carrier |
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Denomination of invention: A polishing and grinding integrated wheel containing fiber rope, abrasive and foaming agent Granted publication date: 20160413 Pledgee: Santai Zixin Agricultural Financing Guarantee Co.,Ltd. Pledgor: Sichuan Santai Gurui Industrial Co.,Ltd. Registration number: Y2024980000740 |