CN102729158A - Organic bond accumulative grinding material and method for preparing abrasive cloth by organic bond accumulative grinding material - Google Patents
Organic bond accumulative grinding material and method for preparing abrasive cloth by organic bond accumulative grinding material Download PDFInfo
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- CN102729158A CN102729158A CN2012102407530A CN201210240753A CN102729158A CN 102729158 A CN102729158 A CN 102729158A CN 2012102407530 A CN2012102407530 A CN 2012102407530A CN 201210240753 A CN201210240753 A CN 201210240753A CN 102729158 A CN102729158 A CN 102729158A
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Abstract
The invention discloses an organic bond accumulative grinding material and a method for preparing an abrasive cloth by the organic bond accumulative grinding material. According to the method, organic polymer is used as a bonding agent; the single particle group of a grinding material is served as a main body, and an active heat absorbing material, an inorganic heat absorbing material, an inertia grinding supporting material and a lubricating material are integrated; and then low-temperature solidifying is carried out to obtain an accumulative grinding material unit with a similar regular shape; and an uniformly organized 'cold accumulative grinding material' is provided for the manufacture of the abrasive cloth and an abrasive belt. The invention also discloses two methods for manufacturing the accumulative grinding material into an accumulative grinding material abrasive cloth; and one of the methods is to adopt a slip-frequency rolling level distributing machine for uniformly levelly distributing the accumulative grinding material on the surface of a base body, therefore, the grinding efficiency of the abrasive belt is improved, the service life of a grinding tool is prolonged, and the surface quality of a workpiece is improved as well.
Description
Technical field
The present invention relates to the preparation method in abrasive band in the abrasive material technical field, relate to a kind of organic bond specifically and pile up abrasive material and adopt the method for piling up abrasive material manufacturing emery cloth.
Technical background
Traditional abrasive material is used as individual particle more and uses as grinding and polishing thing.
The abrasive band preparation method of prior art is: with binding agent abrasive material is bonded on the matrix; Matrix is cloth, paper or complex matrix etc., and abrasive material is the simple grain abrasive material of each grain size number, is that individual layer is planted sand when processing the abrasive band, and its life-span is generally very short; Scrap in whole abrasive band with the consumption of individual layer abrasive material in the abrasive band.
The tradition abrasive band is owing to be the single layer of abrasive particles grinding, and abrasive particle is obviously inconsistent in grinding original state, intermediateness and terminal stage shape and grinding force, so workpiece surface quality also has very big-difference, in use makes burned work-surface easily.
Summary of the invention
The object of the invention provides a kind of organic bond to pile up abrasive material to existing weak point in the above-mentioned prior art just and adopts the method for piling up abrasive material manufacturing emery cloth; The present invention is bond with the organic polymer, is the main body with abrasive material individual particle crowd, and to comprise active heat-absorbing material, inorganic endothermic material, inertia grinding aid material, lubriation material be one, adopt low-temperature setting, obtain approximate equivalance shape piles up the abrasive material unit; For making " cold dome amass abrasive material " that even tissue is provided in the abrasive band, thereby the grinding efficiency that improves the abrasive band is with the service life of raising grinding tool, improve the surface quality of workpiece simultaneously.
The object of the invention can be realized through following technique measures:
Material composition and preparation process that organic bond of the present invention is piled up abrasive material are following:
A, by weight getting: particle diameter is 16 microns ~ 350 microns abrasive material individual particle crowd 50 ~ 85%, organic polymer bond 7 ~ 35%, wetting agent 5 ~ 25%, active heat-absorbing material 1 ~ 30%, the hibbsite 1 ~ 10% as the inorganic endothermic material, inertia grinding aid material 2 ~ 35% and lubriation material 0 ~ 5%, additive 0 ~ 8%, a sense electrostatic material 0 ~ 5%;
B, adopt any one method among following a, b or the c to prepare:
A, the powder section mixing during the A step drawn materials are put into granulator; Liquid part substep in afterwards the A step being drawn materials adds granulates; Process the accumulation abrasive material of approximate equivalance shape, dry below 100 ℃, screening obtains particle diameter at 0.15 ~ 3.35mm; Particle diameter commonly used is at the particle of the approximate equivalance shape of 0.3 ~ 1mm; Products obtained therefrom in 125 ℃ of maximum temperatures ~ curing fully below 185 ℃, is sieved again, and particle diameter is controlled at required scope; Promptly obtain organic bond and pile up abrading-body;
B, the powder section mixing during the A step drawn materials are put into mixing equipment; Liquid in afterwards the A step being drawn materials partly adds batch mixing, processes half moistening material, puts into the accumulation abrasive material that granulator is processed approximate equivalance shape; Dry below 100 ℃; Screening obtains particle diameter at 0.15 ~ 3.35mm, and particle diameter commonly used is at the particle of the approximate equivalance shape of 0.3 ~ 1mm, with products obtained therefrom in 125 ℃ of temperature ~ solidify fully below 185 ℃; Sieve, particle diameter is controlled at required scope again; Promptly obtain organic bond and pile up abrading-body;
C, the powder section mixing during the A step drawn materials are put into mixing equipment; Liquid in afterwards the A step being drawn materials partly adds batch mixing, processes half moistening material, puts into mould and is pressed into laminated structure, dry below 100 ℃; Products obtained therefrom is broken, screening; Required accumulation abrasive grain particle diameter is controlled at 0.15 ~ 3.35mm, and particle diameter commonly used is at the particle of the approximate equivalance shape of 0.3 ~ 1mm, with products obtained therefrom in 125 ℃ of maximum temperatures ~ solidify fully below 185 ℃; Sieve, particle diameter is controlled at required scope again; Promptly obtain organic bond and pile up abrading-body.
Abrasive material individual particle described in the present invention is taken from any one or the two or more mixture in brown corundum, white fused alumina, pink fused alumina, carborundum or the fused alumina zirconia.
Organic polymer bond according to the invention is taken from any one in phenolic resins, the Lauxite; And any one that said organic polymer bond is liquid or powdery or mixture.
Wetting agent according to the invention is taken from any one or the mixture in butanone class, butanols class or the water.
Active heat-absorbing material according to the invention is fluorine-containing slaine: take from any one or mixture in ice crystal, potassium fluoborate or the sodium fluoborate; The heat absorption principle of said active heat-absorbing material is following: contain borofluoride and meet heat fusing, impel abrasive particle to come off easily, preventing the obstruction in abrasive band, and it separates out fluorine, helps the grinding of steel, when being adapted to grinding especially without the dry grinding abrasive band of cooling fluid; Emit combination water simultaneously, play cooling, heat-absorbing action.
Inorganic endothermic material according to the invention is a hibbsite, and molecular formula is Al (OH) 3; The heat absorption mechanism of said inorganic endothermic material is following: the hibbsite thermal dehydration begins temperature, maximum endothermic peak, plays anti-static electrification simultaneously.
Inertia grinding aid material according to the invention is taken from any one or the mixture in calcium carbonate, calcium sulfate, wollastonite or the talcum powder.
Lubriation material according to the invention is taken from any one or the mixture in the slaine of graphite, talcum powder, dolomol, land plaster etc.
Additive according to the invention is taken from any one or mixture of coupling agent, pigment, dyestuff, curing agent or plasticizer; Coupling agent is taken from KH550, any one among the KH560; Pigment is taken from inorganic salts and carbon blacks such as the oxide, sulfide, sulfate, chromate, molybdate of metal, organic pigments such as the blue or green pigment of phthalein; Dyestuff is taken from high temperature resistant dyestuff; Curing agent is taken from any one of ammonium chloride, zinc chloride, ammonium nitrate, ammonium sulfate; Plasticizer is taken from any one in potter's clay, spoil, aluminium dihydrogen phosphate, the calcium lignosulfonate.
Sense electrostatic material according to the invention is taken from any one or mixture of graphite, mica, iron powder or copper powder; It can make abrasive particle plant sand through electrostatic means.
The preparation process of accumulation abrasive material emery cloth of the present invention is following:
A, following material is processed primer, be coated on the base material after treatment; Said primer is taken from any one in following two kinds of primers; Wherein a kind of is that feedstock production by the following weight ratio forms: as the phenolic resins 55 ~ 75% of bond; As the calcium carbonate 25 ~ 45% of grinding aid material, as the surfactant 0.1 ~ 0.5% of additive; A kind of is that feedstock production by the following weight ratio forms: epoxy resin 37 ~ 57%, curing agent 19 ~ 29%, diluent 14 ~ 44%; Said surfactant is taken from Tween-20, and said curing agent is taken from polyamide 6 50, and said diluent is taken from toluene, butanols;
B, employing electrostatic sand-planting machine will be piled up abrasive material and evenly be implanted in substrate material surface; Or adopt gravity to plant to pile up abrasive material through slippage roll extrusion spreader again behind the sand and evenly divide on matrix surface;
After c, process are planted sand; Through behind the primary drying, apply one deck again and be mixed and made into multiple glue by bond, grinding aid material, additive, wherein said multiple glue is that the feedstock production by the following weight ratio forms: as the phenolic resins 55 ~ 90% of bond; Calcium carbonate 10 ~ 45% as the grinding aid material; As the surfactant 0.1 ~ 0.5% of additive, iron oxide 1 ~ 8%, wherein said surfactant is taken from Tween-20; Rolling after redrying, and then warp solidifies, flexure becomes rule and piles up abrasive material coated abrasive tool product; Wherein the primary drying temperature is at 65 ℃ ~ 105 ℃, and the time is controlled at 30min ~ 90min; The redrying temperature is at 65 ℃ ~ 95 ℃, and the time is controlled at 120min ~ 180min.
Beneficial effect of the present invention is following:
Abrasive material accumulation body of the present invention, inner packet contains the cooling material that can absorb grinding heat, has realized " cold dome amasss abrasive material ", uses the material different proportioning, and in conjunction with the adjustment of grinding pressure, workpiece is not burnt when reaching grinding; Because the emery cloth that the long-pending abrasive material of cold dome is produced, the abrasive band product abrasive particle quantity on effective grinding face thickness is most doubly and even tens of times than monolayer of particles, therefore improves the service life, raising grinding efficiency of coated abrasive tool greatly, improve the surface quality of workpiece and the self-consistentency property of ground effect simultaneously.This invention will provide high-quality organic bond abrasive material accumulation body for coated abrasive tool, and this product is not got rid of other grinding tools such as being applied to emery wheel, oilstone, polishing abrading block simultaneously.
Description of drawings
Fig. 1: approximate ball-type equivalance shape is piled up abrasive grain.
Among the figure: 101, basic abrasive material; 102, active heat-absorbing material; 103, inertia grinding aid material; 104, lubriation material; 105, add material; 106, organic bond.
Fig. 2: nearly equivalance shape is piled up abrasive grain.
Among the figure: 201, basic abrasive material; 202, active heat-absorbing material; 203, inertia grinding aid material; 204, lubriation material; 205, add material; 206, organic bond.
Fig. 3 is an emery cloth production equipment flow chart.
Among the figure: 301, put yardage roll; 302, gluing; 303, electrostatic sand-planting; 304, antistatic conveyer belt; 305, sandbox A; 306, receive the sand device; 307, sandbox B; 308, gravity is planted the sand device; 309, slippage roll extrusion spreading out device; 310, primary drying; 311, multiple glue; 312, redrying; 313, rolling.
Fig. 4 is slippage roll extrusion spreader operation principle and a structure chart among Fig. 3.
Among the figure: 401, motor; 402, belt pulley; 403, belt; 404, rule is piled up abrasive material; 405, went up the matrix of primer; 406, negative pulley wheel; 407, gear 1; 408, roller; 409, gear 2; 410, bearing block; 411, support; 412, smooth accumulation abrasive material emery cloth later.
Fig. 5 is the almost spherical accumulation abrasive material emery cloth sketch map of planting sand through gravity.
Among the figure: 501, matrix; 502, matrix transition zone; 503, pile up abrasive material; 504, primer; 505 multiple glue.
Fig. 6 is the equivalance shape accumulation abrasive material emery cloth sketch map through electrostatic sand-planting.
Among the figure: 601, matrix; 602, matrix transition zone; 603, pile up abrasive material; 604, primer; 605, multiple glue.
Fig. 7: 125 μ m individual layer abrasive materials compare with the accumulation abrasive grinding.
Wherein grinding pressure is 35N, the workpiece material: the 45# steel, abrasive material is: brown corundum, the sbrasive belt grinding residual thickness is seen table one.
Grinding method: emery cloth is processed the endless abrasive belt that specification is 50*2100mm, carry out grinding test.
Fig. 8: 46.2 μ m individual layer abrasive materials compare with the accumulation abrasive grinding.
Grinding method: emery cloth is processed the endless abrasive belt that specification is 50*2100mm, carry out grinding test; Wherein grinding pressure is 28N, the workpiece material: stainless steel 304, abrasive material is: brown corundum, the sbrasive belt grinding residual thickness is seen table one.
Fig. 9: 200 μ m individual layer abrasive materials compare with the accumulation abrasive grinding.
Grinding method: emery cloth is processed the endless abrasive belt that specification is 50*2100mm, carry out grinding test.Wherein grinding pressure is 28N, the workpiece material: stainless steel 304, abrasive material is: brown corundum, the sbrasive belt grinding residual thickness is seen table one.
Figure 10: 58 μ m pile up the abrasive material emery cloth and individual layer abrasive material emery cloth accumulative total stock removal compares.
Grinding method: emery cloth is processed the disk sand that diameter is 100mm, use the pneumatic tool grinding, identical grinding condition obtains.The workpiece material: stainless steel 304, abrasive material is: brown corundum.
Figure 11: 58 μ m pile up the ratio with individual layer emery cloth accumulative total stock removal.
Grinding method: emery cloth is processed the disk sand that diameter is 100mm, use the pneumatic tool grinding, identical grinding condition obtains.The workpiece material: stainless steel 304, abrasive material is: brown corundum.
Figure 12: 46.2 μ m individual layers, carborundum are piled up, brown corundum is piled up three kinds of emery cloth mill stainless steel accumulative total stock removals.
Grinding method: emery cloth is processed the disk sand that diameter is 100mm, use the pneumatic tool grinding, identical grinding condition obtains.The workpiece material: stainless steel 304, the individual layer abrasive material is: brown corundum.
The specific embodiment
To combine embodiment to further describe below the present invention:
Material composition and preparation process that organic bond of the present invention is piled up abrasive material are following:
Embodiment 1:
Adopt a step to prepare organic bond and pile up abrading-body: with the 10Kg average grain diameter be: the brown corundum of 35 μ m mixed 15 minutes with adding powdered phenol-formaldehyde resin 2.5Kg, wollastonite 0.3Kg, ice crystal 0.2Kg, aluminum oxide 0.25Kg, graphite 0.5Kg, pigment iron oxide red 0.04Kg, potter's clay 0.25Kg; Put into granulator then; Add 0.2Kg n-butanol and suitable quantity of water, process sphere or equivalance shape that diameter is 0.5 ~ 0.6mm; Through 85 ℃ of dryings 6 hours, 120 ℃ of dryings 4 hours, 185 ℃ solidified 4 hours, sieved again, can obtain organic accumulation abrading-body (referring to Fig. 1).
Embodiment 2:
Adopt a step to prepare organic bond and pile up abrading-body: with the 5Kg average grain diameter be: brown corundum and the 5Kg average grain diameter of 35 μ m are: the carborundum of 35 μ m; Adding powdered phenol-formaldehyde resin 2.5Kg, calcium carbonate 0.5Kg, ice crystal 0.15Kg, aluminum oxide 0.2Kg, mica powder 0.5Kg, potter's clay 0.25Kg mixed 15 minutes; Put into granulator then; Add 0.2Kg n-butanol and suitable quantity of water, process sphere or equivalance shape that diameter is 0.5 ~ 0.6mm; Through 85 ℃ of dryings 6 hours, 120 ℃ of dryings 4 hours, 185 ℃ solidified 4 hours, sieved again, can obtain organic accumulation abrading-body (referring to Fig. 1).
Embodiment 3:
Adopt a step to prepare organic bond and pile up abrading-body: with the 10Kg average grain diameter be: the carborundum of 46.2 μ m; Adding powdered phenol-formaldehyde resin 2.5Kg, wollastonite 0.2Kg, ice crystal 0.15Kg, aluminum oxide 0.2Kg, iron powder 0.5Kg, potter's clay 0.25Kg mixed 15 minutes; Put into granulator then; Add the mixed liquor of 0.2Kg ethanol, 0.1Kg coupling agent KH550, add suitable quantity of water again, process sphere or equivalance shape that diameter is 0.5 ~ 0.6mm; Through 85 ℃ of dryings 6 hours, 120 ℃ of dryings 4 hours, 185 ℃ solidified 4 hours, sieved again, can obtain organic accumulation abrading-body (referring to Fig. 1).
Embodiment 4:
Adopt a step to prepare organic bond and pile up abrading-body: with the 10Kg average grain diameter be: the brown corundum of 58 μ m; Adding powdered phenol-formaldehyde resin 2.5Kg, wollastonite 0.2Kg, ice crystal 0.15Kg, aluminum oxide 0.2Kg, iron powder 0.5Kg, graphite 0.2Kg, potter's clay 0.25Kg mixed 15 minutes; Put into granulator then; Add 0.2Kg ethanol, 0.1Kg, add suitable quantity of water again, process sphere or equivalance shape that diameter is 0.5 ~ 0.6mm; Through 85 ℃ of dryings 6 hours, 120 ℃ of dryings 4 hours, 185 ℃ solidified 4 hours, sieved again, can obtain organic accumulation abrading-body (referring to Fig. 1).
Embodiment 5:
Adopt a step to prepare organic bond and pile up abrading-body: with the 10Kg average grain diameter be: the brown corundum of 46.2 μ m mixed 15 minutes with adding powdery urea resin 2.5Kg, wollastonite 0.3Kg, ice crystal 0.2Kg, aluminum oxide 0.25Kg, graphite 0.5Kg, potter's clay 0.25Kg; Put into granulator then; It is an amount of to add concentration and be 1.25% ammonium chloride solution, processes sphere or equivalance shape that diameter is 0.5 ~ 0.6mm; Through 85 ℃ of dryings 6 hours, 120 ℃ of dryings 4 hours, 185 ℃ solidified 4 hours, sieved again, can obtain organic accumulation abrading-body (referring to Fig. 1).
Embodiment 6:
Adopt a step to prepare organic bond and pile up abrading-body: with the 10Kg average grain diameter be: the brown corundum of 125 μ m; Adding powdered phenol-formaldehyde resin 2.0Kg, wollastonite 0.2Kg, ice crystal 0.3Kg, aluminum oxide 0.25Kg, potter's clay 0.25Kg, iron powder 0.3Kg, dolomol 0.02Kg, the blue or green blue 0.02Kg of phthalein mixed 15 minutes; Put into granulator then; Add 0.2Kg n-butanol and suitable quantity of water, process sphere or equivalance shape that diameter is 0.7 ~ 0.85mm; Through 85 ℃ of dryings 6 hours, 120 ℃ of dryings 4 hours, 185 ℃ solidified 4 hours, sieved again, can obtain organic accumulation abrading-body (referring to Fig. 1).Be made into emery cloth,, carry out grinding test making the endless abrasive belt that specification is 50*2100mm.Obtain the grinding result of Fig. 3, can know from figure, the stock removal of in initial 32 minutes, piling up the abrasive material abrasive band lacks than individual layer sbrasive belt grinding amount a little, and (individual layer abrasive material residual thickness is 0.14mm but the residual thickness in accumulation abrasive material abrasive band is a lot; Piling up abrasive material abrasive band abrasive material residual thickness is 0.72mm), its life-span theory should be about 5 times of individual layer.
Embodiment 7:
Adopt a step to prepare organic bond and pile up abrading-body: with 10Kg median particle diameter d50 is that the brown corundum of 46.2 μ m and powdered phenol-formaldehyde resin, calcium carbonate 2Kg, potassium fluoborate 0.15Kg, the ammonium chloride 0.02Kg of 1.2Kg put into powder batch mixer premix 15 minutes; Put into granulator then; Add an amount of proportion and be 1.05 calcium lignosulfonate solution, process sphere or equivalance shape that diameter is 0.7 ~ 0.85mm; Through 85 ℃ of dryings 6 hours, 120 ℃ of dryings 4 hours, 185 ℃ solidified 4 hours, sieved again, can obtain organic accumulation abrading-body (referring to Fig. 1).Be made into emery cloth,, carry out grinding test making the endless abrasive belt that specification is 50*2100mm.Obtain the grinding result of Fig. 4; Can know from figure; The life-span in individual layer abrasive material abrasive band terminates in initial 20 minutes, but the stock removal in accumulation abrasive material abrasive band is more constant in certain numerical value than approaching, and its workpiece surface quality remains unanimity; The residual thickness that its grinding 46 minutes was is: 0.73mm, its life-span theory should be individual layer ten surplus times.
Embodiment 8:
Adopt the b step to prepare organic bond and pile up abrading-body: with the 10Kg average grain diameter is that the brown corundum of 200 μ m and the liquid phenolic resin of 0.4Kg were put into conventional single pot of adverse current batch mixer premix 10 minutes; The mixture that adds powdered resin 1Kg, wollastonite 0.3Kg, ice crystal 1.2Kg, aluminum oxide 0.5Kg, graphite 0.5Kg; Mixed 5 minutes, and placed and cross No. 20 screen clothes after 2 hours, put into granulator then; Add suitable quantity of water, process sphere or equivalance shape that diameter is 0.7 ~ 0.85mm; See Fig. 1.Again through 85 ℃ of dryings 6 hours, 120 ℃ of dryings 4 hours, 185 ℃ solidified 4 hours, sieved again, can obtain organic accumulation abrading-body (referring to Fig. 1).Be made into emery cloth,, carry out grinding test making the endless abrasive belt that specification is 50*2100mm.Obtain the grinding result of Fig. 5; Can know from figure; The stock removal of in initial 20 minutes, piling up the abrasive material abrasive band lacks than individual layer sbrasive belt grinding amount a little, stablizes the grinding state but get into soon, and the residual thickness of piling up the abrasive material abrasive band is a lot of, and (individual layer abrasive material residual thickness is 0.28mm; Piling up abrasive material abrasive band abrasive material residual thickness is 0.69mm), its life-span theory should be about 3 times of individual layer, therefore can obtain very long abrasive band of life-span, and this has certain requirement except the abrasive band is made, and depends primarily on the accumulation abrading-body.
Embodiment 9:
Adopt the b step to prepare organic bond and pile up abrading-body: with the 10Kg average grain diameter is that the brown corundum of 125 μ m and the liquid phenolic resin of 0.6Kg were put into conventional single pot of adverse current batch mixer premix 10 minutes, and the mixture, the aluminum oxide 0.5Kg that add powdered resin 1.0Kg, calcium carbonate 2Kg, potassium fluoborate 0.15Kg mixed 5 minutes; Place and cross No. 20 screen clothes after 12 hours, put into granulator then, adding proportion is 1.05 phosphate dihydrogen aluminum solution 1.60Kg, processes sphere or equivalance shape that diameter is 0.7 ~ 0.85mm; See Fig. 1.Again through 85 ℃ of dryings 6 hours, 120 ℃ of dryings 4 hours, 185 ℃ solidified 4 hours, sieved again, can obtain organic accumulation abrading-body (referring to Fig. 1).
Embodiment 10:
Adopt the c step to prepare organic bond and pile up abrading-body: be that the brown corundum of 46.2 μ m is put into single pot of batch mixer with calcium carbonate 2Kg, potassium fluoborate 0.15Kg, land plaster 0.1Kg, liquid phenolic resin 1Kg and mixed 15 minutes with 10Kg median particle diameter d50; 725g material is put into mould to be pressed into diameter be 200mm at every turn, and thickness is the big sheet of 10mm; Or through pair roller with the material extruding in the form of sheets, after 85 ℃ of dryings 4 hours, broken again, screening are controlled at 0.7 ~ 0.85mm with required accumulation abrasive grain particle diameter; 120 ℃ of dryings are 4 hours then, and after 185 ℃ solidify 4 hours, broken, screening again, particle diameter is controlled in required 0.7 ~ 0.85mm scope; Promptly obtain organic accumulation abrading-body (cold dome amasss abrasive material) of organic bond.See Fig. 2.
The preparation process of accumulation abrasive material emery cloth of the present invention is following:
A, following material is processed primer, be coated on the base material after treatment; Said primer is taken from any one in following two kinds of primers; Wherein a kind of is that feedstock production by the following weight ratio forms: as the phenolic resins 55 ~ 75% of bond; As the calcium carbonate 25 ~ 45% of grinding aid material, as the surfactant 0.1 ~ 0.5% of additive; A kind of is that feedstock production by the following weight ratio forms: epoxy resin 37 ~ 57%, curing agent 19 ~ 29%, diluent 14 ~ 44%; Said surfactant is taken from Tween-20, and said curing agent is taken from polyamide 6 50, and said diluent is taken from toluene, butanols;
B, employing electrostatic sand-planting machine will be piled up abrasive material and evenly be implanted in substrate material surface; Or adopt gravity to plant to pile up abrasive material through slippage roll extrusion spreader again behind the sand and evenly divide on matrix surface;
After c, process are planted sand; Through behind the primary drying, apply one deck again and be mixed and made into multiple glue by bond, grinding aid material, additive, wherein said multiple glue is that the feedstock production by the following weight ratio forms: as the phenolic resins 55 ~ 90% of bond; Calcium carbonate 10 ~ 45% as the grinding aid material; As the surfactant 0.1 ~ 0.5% of additive, iron oxide 1 ~ 8%, wherein said surfactant is taken from Tween-20; Rolling after redrying, and then warp solidifies, flexure becomes rule and piles up abrasive material coated abrasive tool product; Wherein the primary drying temperature is at 65 ℃ ~ 105 ℃, and the time is controlled at 30min ~ 90min; The redrying temperature is at 65 ℃ ~ 95 ℃, and the time is controlled at 120min ~ 180min.
Embodiment 11: gravity is planted the sand method and is produced accumulation abrasive material emery cloth
With bond is phenolic resins 60%; The grinding aid material is a calcium carbonate 39.8%; Additive is after surfactant 0.2% mixes, to process primer, is coated on after treatment the base material (see among Fig. 3 301) through primer machine (see among Fig. 3 302); Through gravity sand-planting machine (see among Fig. 3 308); Be implanted on the matrix piling up abrasive material among the embodiment 9, will pile up abrasive material through slippage roll extrusion spreader (seeing Fig. 3 309) again and evenly divide on matrix surface, pass through primary drying stove (see among Fig. 3 310), primary drying temperature 70 ℃ 15 minutes, 80 ℃ 30 minutes, 95 ℃ 30 minutes, 105 ℃ 15 minutes; Again with bond phenolic resins 70%; The grinding aid material is a calcium carbonate 22.8%; Additive is a surfactant 0.2%, and iron oxide 7% grade is processed multiple glue after mixing; Through the multiple glue of multiple glue machine (see among Fig. 3 311), again advance redrying stove (see among Fig. 3 312), redrying temperature 75 ℃ 15 minutes, 80 ℃ 45 minutes, 90 ℃ 45 minutes, 95 ℃ 45 minutes, rolling behind the bone dry (see among Fig. 3 313); And then become rule through maximum temperature 120 ℃ of curing, flexures and pile up the abrasive material emery cloth.
Embodiment 12: the electrostatic sand-planting method is produced and is piled up the abrasive material emery cloth
With bond is phenolic resins 60%; The grinding aid material is a calcium carbonate 39.8%, and additive is after surfactant 0.2% mixes, to process primer; Be coated on after treatment the base material (see among Fig. 3 301) through primer machine (see among Fig. 3 302); Behind electrostatic sand-planting (see among Fig. 3 303),, the equivalance abrasive material among the embodiment 4 is implanted on the matrix through track route A (seeing Fig. 3 A); Get into the primary drying stove, through primary drying stove (see among Fig. 3 310), primary drying temperature 70 ℃ 15 minutes, 80 ℃ 30 minutes, 95 ℃ 30 minutes, 105 ℃ 15 minutes; Again with bond phenolic resins 70%; The grinding aid material is a calcium carbonate 22.8%; Additive is a surfactant 0.2%; After iron oxide 7% grade is mixed, through the multiple glue of multiple glue machine (see among Fig. 3 311), again advance redrying stove (see among Fig. 3 312), redrying temperature 75 ℃ 15 minutes, 80 ℃ 45 minutes, 90 ℃ 45 minutes, 95 ℃ 45 minutes, rolling behind the bone dry (see among Fig. 3 313); And then become rule through maximum temperature 120 ℃ of curing, flexures and pile up the abrasive material emery cloth.
The emery cloth processed distributes and processes the disk sand that endless abrasive belt that specification is 50*2100mm and diameter be 100mm and carry out grinding test.The endless abrasive belt of processing specification and be 50*2100mm obtains the grinding result of Fig. 7 to Fig. 9; Grinding condition: abrasive band linear velocity: 39 meter per seconds; Grinding method: contact wheel; Grinding pressure: 37N, 34N, 28N, the grinding time: see each figure.The disk sand of processing diameter and be 100mm obtains the grinding result of Figure 10 to Figure 12; Grinding condition: use the pneumatic tool grinding, the air pressure of 0.62Mp, identical grinding condition obtains.
From the situation of the residue grinding layer of emery cloth, the life-span of piling up the abrasive material emery cloth is very long, and this has certain requirement except the abrasive band is made, and depends primarily on the quantity of participating in the grinding abrasive grain.
The grinding situation gathers and sees following table for details:
Table one
Claims (10)
1. an organic bond is piled up abrasive material, it is characterized in that: the material composition and the preparation process of said accumulation abrasive material are following:
A, by weight getting: particle diameter is 16 microns ~ 350 microns abrasive material individual particle crowd 50 ~ 85%, organic polymer bond 7 ~ 35%, wetting agent 5 ~ 25%, active heat-absorbing material 1 ~ 30%, the hibbsite 1 ~ 10% as the inorganic endothermic material, inertia grinding aid material 2 ~ 35% and lubriation material 0 ~ 5%, additive 0 ~ 8%, a sense electrostatic material 0 ~ 5%;
B, adopt any one method among following a, b or the c to prepare:
A, the powder section mixing during the A step drawn materials are put into granulator; Liquid part substep in afterwards the A step being drawn materials adds granulates; Process the accumulation abrasive material of approximate equivalance shape, dry below 100 ℃, screening obtains particle diameter at 0.15 ~ 3.35mm; Particle diameter commonly used is at the particle of the approximate equivalance shape of 0.3 ~ 1mm; Products obtained therefrom in 125 ℃ of maximum temperatures ~ curing fully below 185 ℃, is sieved again, obtain required particle diameter and pile up abrasive material;
B, the powder section mixing during the A step drawn materials are put into mixing equipment; Liquid in afterwards the A step being drawn materials partly adds batch mixing, processes half moistening material, puts into the accumulation abrasive material that granulator is processed approximate equivalance shape; Dry below 100 ℃; Screening obtains particle diameter at 0.15 ~ 3.35mm, and particle diameter commonly used is at the particle of the approximate equivalance shape of 0.3 ~ 1mm, with products obtained therefrom in 125 ℃ of maximum temperatures ~ solidify fully below 185 ℃; Sieve again, obtain required particle diameter and pile up abrasive material;
C, the powder section mixing during the A step drawn materials are put into mixing equipment; Liquid in afterwards the A step being drawn materials partly adds batch mixing, processes half moistening material, puts into mould and is pressed into laminated structure, dry below 100 ℃; Products obtained therefrom is broken, screening; Required accumulation abrasive grain particle diameter is controlled at 0.15 ~ 3.35mm, and particle diameter commonly used is at the particle of the approximate equivalance shape of 0.3 ~ 1mm, with products obtained therefrom in 125 ℃ of maximum temperatures ~ solidify fully below 185 ℃; Sieve again, obtain required particle diameter and pile up abrasive material.
2. organic bond according to claim 1 is piled up abrasive material, it is characterized in that: described abrasive material individual particle is taken from any one or the two or more mixture in brown corundum, white fused alumina, pink fused alumina, carborundum or the fused alumina zirconia.
3. organic bond according to claim 1 is piled up abrasive material, and it is characterized in that: said organic polymer bond is taken from any one in phenolic resins, the Lauxite; And any one that said organic polymer bond is liquid or powdery or mixture.
4. organic bond according to claim 1 is piled up abrasive material, it is characterized in that: said wetting agent is taken from any one or the mixture in butanone class, butanols class or the water.
5. organic bond according to claim 1 is piled up abrasive material, and it is characterized in that: said active heat-absorbing material is fluorine-containing slaine: take from any one or mixture in ice crystal, potassium tetrafluoroborate or the sodium fluoborate.
6. organic bond according to claim 1 is piled up abrasive material, it is characterized in that: said inertia grinding aid material is taken from any one or the mixture in calcium carbonate, calcium sulfate, wollastonite or the talcum powder.
7. organic bond according to claim 1 is piled up abrasive material, it is characterized in that: said lubriation material is taken from any one or the mixture in graphite or the talcum powder.
8. organic bond according to claim 1 is piled up abrasive material, it is characterized in that: said additive is taken from any one or mixture of coupling agent, pigment, dyestuff or plasticizer; Coupling agent is taken from KH550, any one among the KH560; Plasticizer is taken from any one in potter's clay, spoil, aluminium dihydrogen phosphate, the calcium lignosulfonate.
9. organic bond according to claim 1 is piled up abrasive material, it is characterized in that: said sense electrostatic material is taken from any one or mixture of graphite, mica, iron powder or copper powder; Can make made accumulation abrasive material group energy plant sand through electrostatic means.
10. method that adopts the said accumulation abrasive material production of claims 1 to pile up the abrasive material emery cloth, it is characterized in that: the preparation process of said method is following:
A, following material is processed primer, be coated on the base material after treatment; Said primer is taken from any one in following two kinds of primers; Wherein a kind of is that feedstock production by the following weight ratio forms: as the phenolic resins 55 ~ 75% of bond; As the calcium carbonate 25 ~ 45% of grinding aid material, as the surfactant 0.1 ~ 0.5% of additive; A kind of is that feedstock production by the following weight ratio forms: epoxy resin 37 ~ 57%, curing agent 19 ~ 29%, diluent 14 ~ 44%; Said surfactant is taken from Tween-20, and said curing agent is taken from polyamide 6 50, and said diluent is taken from toluene, butanols;
B, employing electrostatic sand-planting machine will be piled up abrasive material and evenly be implanted in substrate material surface; Or adopt gravity to plant to pile up abrasive material through slippage roll extrusion spreader again behind the sand and evenly divide on matrix surface;
After c, process are planted sand; Through behind the primary drying, apply one deck again and be mixed and made into multiple glue by bond, grinding aid material, additive, wherein said multiple glue is that the feedstock production by the following weight ratio forms: as the phenolic resins 55 ~ 90% of bond; Calcium carbonate 10 ~ 45% as the grinding aid material; As the surfactant 0.1 ~ 0.5% of additive, iron oxide 1 ~ 8%, wherein said surfactant is taken from Tween-20; Rolling after redrying, and then warp solidifies, flexure becomes rule and piles up abrasive material coated abrasive tool product; Wherein the primary drying temperature is at 65 ℃ ~ 105 ℃, and the time is controlled at 30min ~ 90min; The redrying temperature is at 65 ℃ ~ 95 ℃, and the time is controlled at 120min ~ 180min.
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406838A (en) * | 2013-08-22 | 2013-11-27 | 镇江市砺河磨具有限公司 | Steel rail grinding wheel allowing less grinding smoke and dust and production method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5672097A (en) * | 1993-09-13 | 1997-09-30 | Minnesota Mining And Manufacturing Company | Abrasive article for finishing |
| US20050060942A1 (en) * | 2003-09-23 | 2005-03-24 | 3M Innovative Properties Company | Structured abrasive article |
| CN101219530A (en) * | 2008-02-03 | 2008-07-16 | 北京国瑞升科技有限公司 | Granulation type pouncing paper, preparation method and application thereof |
| CN101524832A (en) * | 2008-03-04 | 2009-09-09 | 张刚 | Softwood fine grinding abrasive cloth |
| CN201338238Y (en) * | 2008-12-05 | 2009-11-04 | 淄博理研泰山涂附磨具有限公司 | Coated abrasive tool with spherical abrasive material |
| CN101693356A (en) * | 2009-07-24 | 2010-04-14 | 扬中市江南砂布有限公司 | High-efficiency extra strength alloy steel moderate grinding abrasive band and detection method thereof |
-
2012
- 2012-07-12 CN CN201210240753.0A patent/CN102729158B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5672097A (en) * | 1993-09-13 | 1997-09-30 | Minnesota Mining And Manufacturing Company | Abrasive article for finishing |
| US20050060942A1 (en) * | 2003-09-23 | 2005-03-24 | 3M Innovative Properties Company | Structured abrasive article |
| CN101219530A (en) * | 2008-02-03 | 2008-07-16 | 北京国瑞升科技有限公司 | Granulation type pouncing paper, preparation method and application thereof |
| CN101524832A (en) * | 2008-03-04 | 2009-09-09 | 张刚 | Softwood fine grinding abrasive cloth |
| CN201338238Y (en) * | 2008-12-05 | 2009-11-04 | 淄博理研泰山涂附磨具有限公司 | Coated abrasive tool with spherical abrasive material |
| CN101693356A (en) * | 2009-07-24 | 2010-04-14 | 扬中市江南砂布有限公司 | High-efficiency extra strength alloy steel moderate grinding abrasive band and detection method thereof |
Cited By (17)
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|---|---|---|---|---|
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| CN103406838A (en) * | 2013-08-22 | 2013-11-27 | 镇江市砺河磨具有限公司 | Steel rail grinding wheel allowing less grinding smoke and dust and production method thereof |
| CN103522209A (en) * | 2013-10-31 | 2014-01-22 | 山东圣泉化工股份有限公司 | Resin grinding wheel |
| CN103522209B (en) * | 2013-10-31 | 2016-07-27 | 山东圣泉新材料股份有限公司 | A kind of resin wheel |
| CN105238353A (en) * | 2015-11-03 | 2016-01-13 | 傅兴琴 | Preparation method for mixed abrasive for vessel cleaning and polishing |
| CN105234851A (en) * | 2015-11-17 | 2016-01-13 | 东莞金太阳研磨股份有限公司 | Leather fabric combination backing abrasive cloth and manufacturing process thereof |
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| CN107627226A (en) * | 2017-09-15 | 2018-01-26 | 东莞市中微纳米科技有限公司 | A kind of elastic concretion abrasive and its preparation method and application |
| CN107627226B (en) * | 2017-09-15 | 2019-05-07 | 东莞市中微纳米科技有限公司 | A kind of elasticity concretion abrasive and its preparation method and application |
| CN108422341A (en) * | 2018-04-18 | 2018-08-21 | 广东小太阳砂磨材料有限公司 | A kind of method of manufacturing technology of accumulation grinding sandcloth |
| CN108608343A (en) * | 2018-04-18 | 2018-10-02 | 广东小太阳砂磨材料有限公司 | A kind of method of manufacturing technology of ceramic corundum emery cloth |
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| CN116083051A (en) * | 2022-12-27 | 2023-05-09 | 白鸽磨料磨具有限公司 | Elastic composite abrasive and abrasive cloth and preparation method thereof |
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Effective date of registration: 20211119 Address after: 510000 D18 (part a212), Zone D, No. 6, Huangcun North Road, Tianhe District, Guangzhou City, Guangdong Province (not for plant use) Patentee after: Guangzhou Lifeng New Material Technology Co.,Ltd. Address before: 452473 Daye town Chuankou village, Dengfeng City, Zhengzhou City, Henan Province Patentee before: SONGSHAN SPECIAL MATERIAL GROUP Co.,Ltd. |