CN103551980B - A kind of fibre-bearing rope and the rubbing down integrated wheel of abrasive material - Google Patents
A kind of fibre-bearing rope and the rubbing down integrated wheel of abrasive material Download PDFInfo
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- CN103551980B CN103551980B CN201310554327.9A CN201310554327A CN103551980B CN 103551980 B CN103551980 B CN 103551980B CN 201310554327 A CN201310554327 A CN 201310554327A CN 103551980 B CN103551980 B CN 103551980B
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Abstract
The invention discloses the rubbing down integrated wheel of a kind of fibre-bearing rope and abrasive material, its polish-grinding plate is made up of cordage, and wherein said cordage is firmly combined together with abrasive material by binding agent.By regulation described fiber, the ratio of abrasive material, 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 and abrasive material, belong to abrasive tool industry.
Background technology
The current various rubbing down grinding tools made mainly have three big classes and there is following defect: 1. resin wheel structure
Closely, caused by weak heat-dissipating, oil pressure shaping, dense structure.General resin bond wheel (bonded abrasive tool) mainly by abrasive material,
Resin adhesive is blended, compression molding, heat hardening form, and the use of this kind of emery wheel also exists all if desired for big cutting
The defects such as the heating of power, workpiece is serious.Pore in porous grinding wheel (bonded abrasive tool) is usually filling in cure process
Can burn and form by the filler (such as walnut shell, refined naphthalene etc.) of burn off (i.e. carbonization) at a temperature of higher than more than 130 degree.But my god
So fiber the most also can carbonization thus lost efficacy.
2. fiber crops buff polishing efficiency is low, such as (which floor sisal hemp is sewed together, and only end face participates in grinding).Chinese patent
CN1238254A discloses a kind of sisal fiber polishing wheel, discloses its preparation method and is: uses needing machine by sisal hemp short fibre system
Become felted stock, then by layer 2-4 sisal hemp felted stock through overlapping, be stitched into a kind of sisal fiber polishing wheel.By this kind of method
There is following shortcoming in the sisal fiber polishing wheel of preparation: one, the sisal fiber length owing to being used only has 4-12cm, thus
Polishing wheel in use sisal fiber easily comes off, and makes shorten the service life of polishing wheel；Two, because of the limit of needling density
System, it is impossible to ensure can to combine closely in any position of polishing wheel, thus also can affect the using effect of polishing wheel.
3. nylon wheel abrasive material utilization rate is the highest, owing to the low heating of the TG of nylon can cause softening thus causes abrasive material
Hold declines, so that abrasive material the most fully participates in grinding and just comes off and cause waste；Simultaneously it is also possible to dirty because feeling like jelly
Dye grinding workpiece surface.
Chinese patent CN200410029879.9 discloses the manufacture method of a kind of sisal fiber polishing wheel, and it is to prescind
Sisal fiber, synthetic resin and other optional plant and inorganic compound uniformly mixes, after drying, hot-forming.This
The polishing wheel that method produces is owing to being to mold but does not has apertured material so that total is the finest and close does not has a space, thus easily
Causing grinding wheel surface temperature in whole grinding process to raise bonding agent inefficacy surface blackening, raw material breaking releasing is wasted；Simultaneously
Grinding workpiece also greatly thus can cause stress to concentrate and likely pollute grinding workpiece surface by surface temperature rise.
Summary of the invention
For above-mentioned technical problem, it is an object of the invention to provide the rubbing down integrated wheel of a kind of fibre-bearing rope and abrasive material.
The above-mentioned purpose of the present invention is achieved by the following technical solution: the rubbing down one of a kind of fibre-bearing rope and abrasive material
Wheel, its polish-grinding plate is made up of cordage, and wherein said cordage is firmly combined together with abrasive material by binding agent.
Cordage in the present invention includes conventional meaning line, i.e. elongated can appoint with what silk, cotton, fiber crops, glass fibre were made
The thing that meaning is tortuous: silk thread.Cotton thread.Coil.Wire rod.Cotton rope.Also include the rope of conventional meaning, the most typically have plastic ties, the rope made of hemp,
The kind such as nylon rope, cotton cord.Along with the fast development of industry, rope is knitted by several bursts of torsions before and is become two strands or more than two strands torsions
Being woven in together, material can be used, the fiber such as fiber crops, palm fibre, polypropylene fiber silk, dacron thread, cotton yarn, nylon yarn, glass fiber.
Cordage in the present invention can be the most commercially available cordage, it is also possible to be during preparation cordage,
Add abrasive material or the mortar containing abrasive material, make 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.；Can also
It is artificial abrasive material, includes but not limited to brown corundum abrasive, white fused alumina abrasive material, single alundum abrasive material, black silicon carbide grain, green carbonization
Silicon abrasive material, cubic silicon carbide abrasive material, cerium silicon carbide abrasive material, boron carbide, diamond and cubic boron nitride etc., and ceramic sand
The recovery sand etc. of wheel, resin wheel etc..
In the present invention, the fiber of described cordage can be natural fiber, i.e. nature original or through cultivation
Plant on, the upper fiber the most directly obtained of the animal of artificial feeding, include but not limited to string, animal origin, 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 leaf is fine
Dimension, such as sisal hemp, abaca etc.；Also or fasciated fiber, such as ramie, flax, hemp, jute etc..In another example of the present invention, institute
State natural fiber 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..This
Natural fiber described in invention can also is that the recycled fiber of those linen-cotton lousiness.
In the present invention, the fiber of described cordage can also is that artificial fiber, includes but not limited to nylon fiber or glass
Glass fiber.
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%.
Rubbing down integrated wheel of the present invention can be first cordage to be implanted abrasive material, makes sand rope, and then sand rope is by system
The route reserved is wrapped on mould, is then placed in die cavity, pressed sizing.
Between natural fiber of the present invention and abrasive material, mixed proportion can regulate according to actual needs, changes cordage (volume
Than 1%-99%) and the mixed proportion of abrasive material (volume ratio 99%-1%), different rubbing down effects can be obtained: take turns subbundle same
Rope content is many and abrasive content is just bound to reduce, and at this moment polishing effect is good；Cordage content is few and abrasive content is just bound to
Increasing, at this moment grinding efficiency is high.Using cordage to be advantageous in that, cordage will not be felt like jelly blackout during grinding；With
Time cordage again can as reinforcement strengthen structural strength.
In example of the present invention, the volume ratio of cordage is 80-99%, and the volume ratio of abrasive material is 1-20%,
Now rubbing down integrated wheel focuses on polishing effect.In this range, the volume ratio of cordage can be 80%, 85%, 90%, 95%,
99% etc., 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%, now rubbing down integrated wheel takes into account polishing and ground effect, in this range, 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%, now rubbing down integrated wheel takes into account polishing and ground effect.In this range, 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%,
Now rubbing down integrated wheel focuses on ground effect.In this range, the volume ratio of abrasive material can be 80%, 85%, 90%, 95%, 99%
Deng, the volume ratio of cordage can be 1%, 5%, 8%, 10%, 15%, 20%.
The part that the present invention is favourable be the surface grooves utilizing the stereochemical structure of cordage itself to be formed be 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 in forming process
It is bound to form certain hole between each rope thus forms the beneficially grinding of end face, move back bits and the structure of heat radiation.
The rubbing down integrated wheel of the present invention can use two kinds of typical appearance structures: plane rubbing down is taken turns and circumference Burnishing wheel.As
Described in Fig. 1 or 2.Fig. 3 illustrates the microstructure of rubbing down integrated wheel.Cordage, abrasive material are firmly combined together by binding agent.Figure
4 is the another kind of form microstructure schematic diagram of rubbing down integrated wheel.Make and when plane rubbing down is taken turns, be simultaneously stained with back-cover, and manufacturing terminal
Then without back-cover during the rubbing down wheel of face.In the present invention, back-cover can be glass lid, sisal hemp 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 face grinding wheel sample 1-3 cordage and the change of abrasive material volume ratio and grinding ratio, grinding efficiency
Relation.
Fig. 9 is the pass of embodiment 1 face grinding wheel sample 1-3 cordage and the change of abrasive material volume ratio with sample surface roughness
System.
Figure 10 is embodiment 1 circumference emery wheel sample 1-3 cordage and the change of abrasive material volume ratio and grinding ratio, grinding efficiency
Relation.
Figure 11 is embodiment 1 circumference emery wheel sample 1-3 cordage and the change of abrasive material volume ratio and sample surface roughness
Relation.
Figure 12 is the process chart of embodiment 1.
Figure 13 is the another kind of technological process of embodiment 1.
Figure 14 is the rubbing down integrated wheel schematic diagram that sand rope Wound Dies of the present invention is made.
Figure 15 is the rubbing down integrated wheel another kind schematic diagram that sand rope Wound Dies of the present invention is made.
In figure, 1 be back-cover, 2 be polish-grinding plate, 3 be cordage, 4 binding agents, 5 abrasive materials, 6 be cordage, abrasive material and binding agent
Mixture, 7 be metal mold cavity mould, 8 be fiber sand rope, 9 for ring flange (skeleton)
Detailed description of the invention
Embodiment 1 (exploring cordage with abrasive material mixed volume than the relation with rubbing down effect).
Formula 1:
。
Sample preparation method illustrates:
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, also
Can be during preparing sisal fiber rope, add abrasive material or the mortar containing abrasive material, make internal fiber and contain abrasive material
Sisal fiber rope.
1.1.2 sand rope makes: 1) the sisal fiber rope obtained by 1.1.1 contains abrasive material through conventional roller coat, blade coating
Mortar, prepares sand rope；Or
2) on the sisal fiber rope handled well, roller coating one is enclosed primer (primer is ＜ mass fraction ＞: modified liquid phenolic aldehyde tree
Fat liquid 65%, filler: 35%, glue solid content: 75-77%, glue amount is: 0.7-0.8g on every gram of sisal fiber rope)；Roller coating primer
After, plant the mode of sand with gravity and abrasive material rolling is implanted on sisal fiber rope (is coated with the sisal fiber rope after primer to roll in abrasive flows
Dynamic through, until surrounding plants abrasive material uniformly on sisal fiber rope, amount of abrasive controls: 3-on every gram of sisal fiber rope
4g)；Then at 80 ± 2 DEG C, toast 60min；Then by air pressure spray gun spraying re-glue: (re-glue is ＜ mass fraction ＞: modification liquid
State liquid phenolic resin 75%, filler: 25%.Glue amount is: 0.2-0.3g on every gram of sisal fiber rope)；Then toast at 70 ± 2 DEG C
30min, prepares sand rope.
1.1.3 the sand rope made by 1.1.2 is wrapped on mould by the route made, and is then placed in die cavity, and compacting is fixed
Type, after toasting 4-6h (face grinding wheel solidification 4h, the wheel curing 6h of circumference), comes out of the stove after being slowly dropped to room temperature, unloads at 120 DEG C
Mould.
1.3 tests make style and are: the face grinding wheel of plane rubbing down: overall diameter is 4 inches (101.6-103mm), interior
Footpath is 55mm, and aperture is 16mm, thickness 6-8mm)；
The faced grinding wheel of circumference rubbing down: 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 grinding wheel of plane rubbing down: 45# steel plate (long 200mm* width
100mm* thickness * 10mm)；The faced grinding wheel of circumference rubbing down: 45# rod iron (long 200mm* diameter * 50mm), respectively in identical grinding
Under the conditions of (grinding material, rubbing down wheel bears pressure, and rotational line speed (face grinding wheel: 60m/s, circumference emery wheel: 40m/s) is equal
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 with formulas 1, process route ＜ mono-＞, do face grinding wheel (sample 1, sample 2, sample 3) for plane rubbing down with
Conventional with grain 60#(common corundum) 4 inches of face wheel contrasts:
Note: sisal fiber rope (section) with abrasive material volume ratio is: sample 1:10% sample 2:20% sample 3:30%.
Table 1
。
The change of face grinding wheel sample 1-3 cordage and abrasive material volume ratio and grinding ratio, relation such as Fig. 8 institute of grinding efficiency
Showing, face grinding wheel sample 1-3 cordage changes the relation with sample surface roughness as shown in Figure 9 with abrasive material volume ratio.
3.2 with formulas 1, process route ＜ mono-＞ do circumference emery wheel (sample 1, sample 2, sample 3) for circumference rubbing down with
Conventional with grain 60#(common corundum) 10.6 inches of page thousand wheel contrasts:
Table 2
The change of circumference emery wheel sample 1-3 cordage and abrasive material volume ratio and grinding ratio, relation such as Figure 10 institute of grinding efficiency
Show；Circumference emery wheel sample 1-3 cordage changes the relation with sample surface roughness as shown in figure 11 with abrasive material volume ratio.
3.3 use formula 1, and process route ＜ bis-＞ does the circumference emery wheel (sample 4) for circumference rubbing down.
Table 3
。
3.4 face grinding wheel styles 1, circumference emery wheel sample 4 and same specification nylon wheel, sisal hemp wheel grinding index contrast:
Table 4
。
Table 5
。
Test brief summary:
1, obtained by embodiment 1 (formula 1) sample testing data analysis:
In same wheel, along with cordage and abrasive material volume ratio become big, the polishing performance of wheel improves, on the contrary then grinding
Performance improves；Can regulate simultaneously and meet the different material that is ground from grain number to the polishing performance of wheel, mill by abrasive species
Cut the requirement of performance.
2, discovery is tested by process route 2 and faced grinding wheel (sample 4): the method is by bonded abrasive tool and coated mould
Advantage concentrate in together that (participating in the abrading block of grinding or particle has intensity and the toughness of bonded abrasive tool, whole wheel has again
The characteristic of the elastic grinding of coated mould).
3, data and 3.4 are tested with routine with grain number (common corundum) wheel by the sample testing data of embodiment 1
Test aggregation of data is analyzed: with the face grinding wheel of the plane rubbing down that the method makes, the circumference emery wheel of circumference rubbing down, in polishing
20%-30% is all improved, by adjusting cordage with abrasive material mixed volume when with abrasive species and grain number on performance, grinding performance
(and the abrasive material in wheel tissue, bonding agent, cordage are transferred to suitable ratio), all can meet difference and be ground material to wheel
The polishing performance of son, the requirement of grinding performance.
Claims (9)
1. a rubbing down integrated wheel for fibre-bearing rope and abrasive material, its polish-grinding plate is made up of cordage, and wherein said cordage is passed through
Binding agent is firmly combined together with abrasive material；Described rubbing down integrated wheel is first cordage to be implanted abrasive material, makes sand rope, then
Sand rope is wrapped on mould by the route made, and is then placed in die cavity, pressed sizing.
2. the rubbing down integrated wheel as described in claim 1, wherein said abrasive material selected from 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, cube
Silicon carbide abrasive, cerium silicon carbide abrasive material, boron carbide, diamond, cubic boron nitride or vitrified abrasive, the recovery of resin wheel
Sand.
3. the rubbing down integrated wheel as described in claim 1, the fiber of described cordage is natural fiber or staple fibre.
4. the rubbing down integrated wheel as described in claim 3, described natural fiber is selected from cotton, kapok, sisal hemp, abaca, ramie, Asia
Returning of fiber crops, hemp, jute, sheep's wool, goats hair, camel hair, the rabbit hair, yak hair, mulberry silk, tussah silk or linen-cotton lousiness
Receive fiber.
5. the rubbing down integrated wheel as described in claim 3, described staple fibre is nylon fiber.
6. the rubbing down integrated wheel as described in claim 1, wherein said cordage is cordage 1-with the volume ratio of abrasive material
99%, abrasive material 1-99%.
7. the rubbing down integrated wheel as described in claim 6, wherein said cordage is cordage 80-with the volume ratio of abrasive material
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%.
8. the rubbing down integrated wheel as described in claim 1, described rubbing down integrated wheel includes plane rubbing down integrated wheel and circumference rubbing down
Integrated wheel.
9. the rubbing down integrated wheel as described in claim 8, described plane rubbing down integrated wheel also includes being bonded in throwing by binding agent
The back-cover of mill one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310554327.9A CN103551980B (en) | 2013-11-08 | 2013-11-08 | A kind of fibre-bearing rope and the rubbing down integrated wheel of abrasive material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310554327.9A CN103551980B (en) | 2013-11-08 | 2013-11-08 | A kind of fibre-bearing rope and the rubbing down integrated wheel of abrasive material |
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| CN103551980A CN103551980A (en) | 2014-02-05 |
| CN103551980B true CN103551980B (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310554327.9A Active CN103551980B (en) | 2013-11-08 | 2013-11-08 | A kind of fibre-bearing rope and the rubbing down integrated wheel of abrasive material |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103831737A (en) * | 2014-02-11 | 2014-06-04 | 当涂县南方红月磨具磨料有限公司 | Cubic boron nitride grinding wheel containing shell powder |
| CN103846825A (en) * | 2014-03-07 | 2014-06-11 | 谢泽 | Coated abrasive tool based on fiber substrate sand rope, polishing and grinding wheel and manufacturing method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1141015A (en) * | 1994-02-22 | 1997-01-22 | 美国3M公司 | Coated abrasives and methods of making same |
| CN2253270Y (en) * | 1996-08-02 | 1997-04-30 | 开封光华实业公司 | Buffing wheel |
| CN101528418A (en) * | 2006-09-15 | 2009-09-09 | 圣戈本磨料股份有限公司 | Abrasive tool reinforced with short fibers |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6440185B2 (en) * | 1997-11-28 | 2002-08-27 | Noritake Co., Ltd. | Resinoid grinding wheel |
-
2013
- 2013-11-08 CN CN201310554327.9A patent/CN103551980B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1141015A (en) * | 1994-02-22 | 1997-01-22 | 美国3M公司 | Coated abrasives and methods of making same |
| CN2253270Y (en) * | 1996-08-02 | 1997-04-30 | 开封光华实业公司 | Buffing wheel |
| CN101528418A (en) * | 2006-09-15 | 2009-09-09 | 圣戈本磨料股份有限公司 | Abrasive tool reinforced with short fibers |
Non-Patent Citations (1)
| Title |
|---|
| 粘砂纤维磨具;苏民,王豪;《磨料磨具与磨削》;19890831;第52卷(第4期);第24-27页 * |
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Effective date of registration: 20170515 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 |