CN105127914A - High-surface smoothness CBN grinding wheel with ultrafine granularity and containing nanometer carbon spheres and preparation method thereof - Google Patents
High-surface smoothness CBN grinding wheel with ultrafine granularity and containing nanometer carbon spheres and preparation method thereof Download PDFInfo
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- CN105127914A CN105127914A CN201510535860.XA CN201510535860A CN105127914A CN 105127914 A CN105127914 A CN 105127914A CN 201510535860 A CN201510535860 A CN 201510535860A CN 105127914 A CN105127914 A CN 105127914A
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Abstract
The invention discloses a high-surface smoothness CBN grinding wheel with ultrafine granularity and containing nanometer carbon spheres; firstly, CBN abrasives with ultrafine granularity and microcrystal ceramic abrasives are pretreated in the preparation process of the grinding wheel; the treated abrasives are improved in mechanical performance, and are better in bonding effect with adhesive; abrasives treated by solution prepared by sodium polystyrenesulfonate and polyethyleneimine are excellent in dispersibility, are not easy to be agglomerated, and are formed to a stable system without being precipitated and flocculated in the solution; dried powder and adhesive are better in wettability and compatibility, and are tight and firm in bonding; the added nanometer carbon spheres effectively improve the heat dissipation and heat conduction performances of the grinding wheel, and improve the structural compactness; fluorine carbon resins serve as adhesive to enable the surface of the grinding wheel to become more smooth; waste chips are not easy to be bonded, and are easy to be removed; and the grinding wheel is high in strength, smooth and compact in surface, quick in cooling and not easy to damage workpieces, resists both wear and corrosion, and can be applied to the grinding of metal parts with high precision.
Description
Technical field
The present invention relates to Ultra-fine CBN emery wheel technical field, particularly relate to a kind of high surface flatness Ultra-fine CBN emery wheel containing nano carbon microsphere and preparation method thereof.
Background technology
Ultra-fine CBN emery wheel refers to the class emery wheel made with the CBN abrasive material of Ultra-fine (≤5 μm) and bonding agent, this kind of emery wheel has lower surface roughness and surface damage than traditional emery wheel material, the precision of polishing, grinding is higher, more can improve component surface quality, be also an important directions of emery wheel industry development.
In production technology, due to the Ultra-fine of abrasive material, easily reunite between abrasive material, be deteriorated with the associativity of bonding agent, the emery wheel prepared so just very easily produces cut to surface of the work, affect workpiece quality, therefore, need in process of production to carry out pretreatment to ultra-fine abrasive material, improve compatibility and the dispersiveness of itself and binding agent, development is simultaneously applicable to the binding agent of ultra-fine grain diameter abrasive material, to obtain the finished product of low surface roughness.Also there is the shortcomings such as working (machining) efficiency is low, production cost is higher in the technology preparing Ultra-fine emery wheel at present, needs to improve further and optimizing raw material formula and preparation technology.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of high surface flatness Ultra-fine CBN emery wheel containing nano carbon microsphere and preparation method thereof.
The present invention is achieved by the following technical solutions:
Containing the high surface flatness Ultra-fine CBN emery wheel of nano carbon microsphere, this emery wheel is made up of the raw material of following weight portion: micro-crystalline ceramic abrasive material 15-18, the nano carbon microsphere 2-3 of the CBN abrasive material 30-40 of granularity≤5 μm, granularity≤5 μm, nanometer di-iron trioxide 0.8-1, binding agent 2-3, lithium bentonite 1-2, hydrofluoric acid (concentration 40%) are appropriate, kayexalate 0.5-0.8, polymine 0.4-0.5, shitosan 1-1.5, deionized water 60-65.
Described a kind of high surface flatness Ultra-fine CBN emery wheel containing nano carbon microsphere, described binding agent is made up of the raw material of following weight portion: solid content is that water-base fluorocarbon emulsion 12-15, the sodium alginate 4-5 of 40-45%, nano silicon 2-3, deionized water are appropriate; Its preparation method is: be dissolved in appropriate deionized water by sodium alginate, is stirred to it and dissolves completely, adds water-base fluorocarbon emulsion, nano silicon subsequently, and ultrasonic agitation is dispersed to material and mixes completely and be uniformly dispersed and get final product.
Described a kind of high surface flatness Ultra-fine CBN emery wheel containing nano carbon microsphere and preparation method thereof, its spy is, described preparation method is:
(1) first CBN abrasive material, micro-crystalline ceramic abrasive material are dropped into dipping pretreatment 30-40min in hydrofluoric acid solution, filter subsequently, be washed to neutrality, drying for standby;
(2) kayexalate, polymine are dropped in deionized water, be stirred to after material dissolves completely, add the compound abrasive that step (1) obtains, be uniformly mixed, drop into other residual components except binding agent subsequently again, for subsequent use after leaving standstill 1-2h after being uniformly mixed 30-40min;
(3) by the dry process under 80-100 DEG C of condition of step (2) gained material, dried material is broken, cross 200-300 mesh sieve, screened material is mixed with binding agent, by mixed material ball milling dispersion 20-30min after being uniformly mixed, material is die-filling, shaping, the demoulding subsequently, obtain idiosome emery wheel, wherein briquetting pressure is 40-50MPa, subsequently idiosome emery wheel to be sent in the baking oven of 70-80 DEG C after dry 5-6h with the ramp of 4-5 DEG C/min to 230-250 DEG C, naturally cool to room temperature after insulation 4-5h and namely obtain this Ultra-fine CBN emery wheel.
The present invention first utilizes hydrofluoric acid to the CBN abrasive material of Ultra-fine, micro-crystalline ceramic abrasive material carries out pretreatment, abrasive surface after process is regular, smooth, impurity content reduces, and mechanical property improves, the adhesive effect of itself and binding agent is better, with kayexalate, abrasive material dispersiveness after the solution immersion of the preparation such as polymine is good, not easily reunite, add shitosan, after the raw materials such as lithium bentonite, abrasive material is formed in the solution and does not precipitate, the stabilising system of flocculation, wetability and the compatibility of dried powder and binding agent are better, bonding close and firm, the nano carbon microsphere added effectively raises the heat radiation heat conductivility of emery wheel, improve structural compactness, and make wheel face more bright and clean using fluorocarbon resin as binding agent, not easily adhere to scrap, be easy to cleaning, Ultra-fine CBN emery wheel idiosome intensity prepared by the present invention is high, and smooth surface is fine and close, wear-and corrosion-resistant, and fast, not easily disfiguring workpiece, can be applicable to high-precision metal parts grinding and use in heat radiation.
Detailed description of the invention
The Ultra-fine CBN emery wheel of this embodiment is made up of the raw material of following weight portion: the micro-crystalline ceramic abrasive material 15 of the CBN abrasive material 30 of granularity≤5 μm, granularity≤5 μm, nano carbon microsphere 2, nanometer di-iron trioxide 0.8, binding agent 2, lithium bentonite 1, hydrofluoric acid (concentration 40%) are appropriate, kayexalate 0.5, polymine 0.4, shitosan 1, deionized water 60.
Wherein binding agent is made up of the raw material of following weight portion: solid content be 40% water-base fluorocarbon emulsion 12, sodium alginate 4, nano silicon 2, deionized water appropriate; Its preparation method is: be dissolved in appropriate deionized water by sodium alginate, is stirred to it and dissolves completely, adds water-base fluorocarbon emulsion, nano silicon subsequently, and ultrasonic agitation is dispersed to material and mixes completely and be uniformly dispersed and get final product.
The preparation method of this Ultra-fine CBN emery wheel is:
(1) first CBN abrasive material, micro-crystalline ceramic abrasive material are dropped into dipping pretreatment 30min in hydrofluoric acid solution, filter subsequently, be washed to neutrality, drying for standby;
(2) kayexalate, polymine are dropped in deionized water, be stirred to after material dissolves completely, add the compound abrasive that step (1) obtains, be uniformly mixed, drop into other residual components except binding agent subsequently again, for subsequent use after leaving standstill 1h after being uniformly mixed 30min;
(3) by the dry process under 80 DEG C of conditions of step (2) gained material, dried material is broken, cross 200 mesh sieves, screened material is mixed with binding agent, by mixed material ball milling dispersion 20min after being uniformly mixed, material is die-filling, shaping, the demoulding subsequently, obtain idiosome emery wheel, wherein briquetting pressure is 40MPa, subsequently idiosome emery wheel to be sent in the baking oven of 70 DEG C with the ramp to 230 DEG C of 4 DEG C/min after dry 5h, naturally cool to room temperature after insulation 4h and namely obtain this Ultra-fine CBN emery wheel.
The grinding wheel performance index that embodiment prepares is as follows:
Being ground material in test is tool steel, and grinding method is transverse grinding, emery wheel peripheral speed: 100m/s, the speed of table: 0.05m/s, grinding depth: 0.025mm.
The more traditional resin CBN wheel grinding of the emery wheel prepared of the present embodiment improves 320% than average, and the average currying work interval extends 8 times, extends more than 8 times service life.Through the grinding of 60min, the roughness of surface of the work is only 0.02 μm, and surface of the work is without burn, and maximum grinding speed can reach 152m/s.
Claims (3)
1. the high surface flatness Ultra-fine CBN emery wheel containing nano carbon microsphere, it is characterized in that, this emery wheel is made up of the raw material of following weight portion: micro-crystalline ceramic abrasive material 15-18, the nano carbon microsphere 2-3 of the CBN abrasive material 30-40 of granularity≤5 μm, granularity≤5 μm, nanometer di-iron trioxide 0.8-1, binding agent 2-3, lithium bentonite 1-2, hydrofluoric acid (concentration 40%) are appropriate, kayexalate 0.5-0.8, polymine 0.4-0.5, shitosan 1-1.5, deionized water 60-65.
2. a kind of high surface flatness Ultra-fine CBN emery wheel containing nano carbon microsphere as claimed in claim 1, it is characterized in that, described binding agent is made up of the raw material of following weight portion: solid content is that water-base fluorocarbon emulsion 12-15, the sodium alginate 4-5 of 40-45%, nano silicon 2-3, deionized water are appropriate; Its preparation method is: be dissolved in appropriate deionized water by sodium alginate, is stirred to it and dissolves completely, adds water-base fluorocarbon emulsion, nano silicon subsequently, and ultrasonic agitation is dispersed to material and mixes completely and be uniformly dispersed and get final product.
3. a kind of high surface flatness Ultra-fine CBN emery wheel containing nano carbon microsphere and preparation method thereof as claimed in claim 1, its spy is, described preparation method is:
(1) first CBN abrasive material, micro-crystalline ceramic abrasive material are dropped into dipping pretreatment 30-40min in hydrofluoric acid solution, filter subsequently, be washed to neutrality, drying for standby;
(2) kayexalate, polymine are dropped in deionized water, be stirred to after material dissolves completely, add the compound abrasive that step (1) obtains, be uniformly mixed, drop into other residual components except binding agent subsequently again, for subsequent use after leaving standstill 1-2h after being uniformly mixed 30-40min;
(3) by the dry process under 80-100 DEG C of condition of step (2) gained material, dried material is broken, cross 200-300 mesh sieve, screened material is mixed with binding agent, by mixed material ball milling dispersion 20-30min after being uniformly mixed, material is die-filling, shaping, the demoulding subsequently, obtain idiosome emery wheel, wherein briquetting pressure is 40-50MPa, subsequently idiosome emery wheel to be sent in the baking oven of 70-80 DEG C after dry 5-6h with the ramp of 4-5 DEG C/min to 230-250 DEG C, naturally cool to room temperature after insulation 4-5h and namely obtain this Ultra-fine CBN emery wheel.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107828374A (en) * | 2017-12-12 | 2018-03-23 | 戚明海 | A kind of novel C MP grinding agents and its manufacture method |
| CN112079347A (en) * | 2020-09-21 | 2020-12-15 | 陕西地建土地工程技术研究院有限责任公司 | Method for preparing nano carbon spheres by cooperation of pressure and dispersing agent |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5178644A (en) * | 1992-01-23 | 1993-01-12 | Cincinnati Milacron Inc. | Method for making vitreous bonded abrasive article and article made by the method |
| CN1253963A (en) * | 1998-11-17 | 2000-05-24 | 不二见株式会社 | Grinding composite and potching composite |
| US6551366B1 (en) * | 2000-11-10 | 2003-04-22 | 3M Innovative Properties Company | Spray drying methods of making agglomerate abrasive grains and abrasive articles |
| CN1597259A (en) * | 2004-09-08 | 2005-03-23 | 华侨大学 | Preparation method of diamond grinding polishing sheet |
| CN102248166A (en) * | 2010-05-17 | 2011-11-23 | 刘小磐 | Electrode preparation process for depositing diamond abrasive tool with electric sparks |
| CN103846824A (en) * | 2014-02-11 | 2014-06-11 | 当涂县南方红月磨具磨料有限公司 | Cubic boron nitride grinding wheel with high abrasion resistance |
| CN104440619A (en) * | 2014-11-20 | 2015-03-25 | 云南光电辅料有限公司 | Method for improving processing finish degree of resin grinding wheel |
| CN104802104A (en) * | 2015-05-11 | 2015-07-29 | 中国矿业大学(北京) | Preparation method of nanometer ceramic bonder type superhard material grinding wheel |
-
2015
- 2015-08-27 CN CN201510535860.XA patent/CN105127914A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5178644A (en) * | 1992-01-23 | 1993-01-12 | Cincinnati Milacron Inc. | Method for making vitreous bonded abrasive article and article made by the method |
| CN1253963A (en) * | 1998-11-17 | 2000-05-24 | 不二见株式会社 | Grinding composite and potching composite |
| US6551366B1 (en) * | 2000-11-10 | 2003-04-22 | 3M Innovative Properties Company | Spray drying methods of making agglomerate abrasive grains and abrasive articles |
| CN1597259A (en) * | 2004-09-08 | 2005-03-23 | 华侨大学 | Preparation method of diamond grinding polishing sheet |
| CN102248166A (en) * | 2010-05-17 | 2011-11-23 | 刘小磐 | Electrode preparation process for depositing diamond abrasive tool with electric sparks |
| CN103846824A (en) * | 2014-02-11 | 2014-06-11 | 当涂县南方红月磨具磨料有限公司 | Cubic boron nitride grinding wheel with high abrasion resistance |
| CN104440619A (en) * | 2014-11-20 | 2015-03-25 | 云南光电辅料有限公司 | Method for improving processing finish degree of resin grinding wheel |
| CN104802104A (en) * | 2015-05-11 | 2015-07-29 | 中国矿业大学(北京) | Preparation method of nanometer ceramic bonder type superhard material grinding wheel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107828374A (en) * | 2017-12-12 | 2018-03-23 | 戚明海 | A kind of novel C MP grinding agents and its manufacture method |
| CN112079347A (en) * | 2020-09-21 | 2020-12-15 | 陕西地建土地工程技术研究院有限责任公司 | Method for preparing nano carbon spheres by cooperation of pressure and dispersing agent |
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Application publication date: 20151209 |