CN102814750B - Ceramic white corundum grinding wheel - Google Patents
Ceramic white corundum grinding wheel Download PDFInfo
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- CN102814750B CN102814750B CN201210267152.9A CN201210267152A CN102814750B CN 102814750 B CN102814750 B CN 102814750B CN 201210267152 A CN201210267152 A CN 201210267152A CN 102814750 B CN102814750 B CN 102814750B
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Abstract
The invention discloses a ceramic white corundum grinding wheel which comprises the following components by weight: 40-50 parts of white corundum grinding material, 10-15 parts of chrome corundum grinding material, 3-8 parts of green silicon carbide powder, 2-3 parts of copper powder, 1-3 parts of granulated sugar, 2-3 parts of micro polyamide wax mist, 1-2 parts of tricresyl phosphate, 5-10 parts of dolomite, 5-10 parts of attapulgite, 3-6 parts of barite and 2-5 parts of siliceous shale. According to the ceramic white corundum grinding wheel, as the ceramic materials are used as binding agents, the grinding wheel hardly deforms and has good heat resistance and high abrasive resistance; the binding performance of various ceramic materials is good, cracks can be effectively prevented, and the problems of the existing grinding wheel that the binding performance is poor and the grinding materials easily fall off are solved; and as the steel power is added, the heat-conducting property of the grinding wheel is improved, the fast heat dissipation effect is improved, the grinding temperature is low, the hardness and strength of the grinding wheel are improved, cracks generated in rigid grinding are reduced, the grinding efficiency and service life of the grinding wheel are far higher than those of the traditional grinding wheel, and the comprehensive benefit is improved by more than 50%.
Description
Technical field
The invention discloses a kind of Ceramic white corundum emery wheel and preparation method thereof, belong to finishing technical field.
Background technology
Emery wheel is a topmost class grinding tool in grinding.Emery wheel adds bonding agent in abrasive material, the porous body made through pressed compact, drying and roasting.Emery wheel is the one that in grinding tool, consumption is maximum, use face is the widest, High Rotation Speed during use, can roughly grind, half fine grinding and fine grinding and fluting and cut-out etc. to the cylindrical of metal or non-metal workpiece, inner circle, plane and various profiles etc.。
White fused alumina emery wheel is a topmost class grinding tool in grinding.White fused alumina emery wheel white fused alumina abrasive material and bonding agent mixing through pressed compact, drying, roasting and making, the grinding tool of the loose various shape such as plate-like, colyliform.Material in order to bonded abrasive in emery wheel claims bonding agent, and the performance of bonding agent determines the intensity of emery wheel, impact resistance, heat resistance and resistance to corrosion.The bonding agent of current white fused alumina emery wheel is mainly divided into four kinds, pottery, resin, rubber and metal.Due to the difference of bonding agent, the characteristic difference of white fused alumina emery wheel is very large, therefore to the crudy of grinding, productivity ratio and economy important.If bonding agent is vitrified bond, then claim Ceramic white corundum emery wheel, vitrified bond heat resistance, good corrosion resistance, the porosity keep profile greatly, easily, are applicable to the various plunge grindings of v<35m/s, roll flute wheel, thread grinding etc.
Summary of the invention
The object of this invention is to provide a kind of Ceramic white corundum emery wheel, to increase intensity and the hardness of white fused alumina emery wheel, improve its performance.
For reaching above object, the technical solution used in the present invention is as follows:
A kind of Ceramic white corundum emery wheel, it is characterized in that, it is made up of the raw material of following weight portion:
White fused alumina abrasive material 40-50, rose grain 10-15, green silicon carbide powder 3-8, copper powder 2-3, granulated sugar grain 1-3, polyamide wax micropowder 2-3, tricresyl phosphate 1-2, dolomite 5-10, attapulgite 5-10, barite 3-6, siliceous shale 2-5.
The weight portion of the described each raw material components of Ceramic white corundum emery wheel is as one of formula each in following table:
| Raw material | White fused alumina abrasive material | Rose grain | Green silicon carbide powder | Copper powder | Granulated sugar grain | Polyamide wax micropowder | Tricresyl phosphate | Dolomite | Attapulgite | Barite | Siliceous shale |
| Formula 1 | 42 | 11 | 4 | 2.2 | 1.5 | 2.2 | 1.4 | 5 | 6 | 3 | 2 |
| Formula 2 | 45 | 13 | 6 | 2.4 | 2.0 | 2.5 | 1.5 | 7 | 8 | 4 | 4 |
| Formula 3 | 47 | 16 | 8 | 2.7 | 2.5 | 2.8 | 1.8 | 9 | 9 | 5 | 5 |
| Formula 4 | 50 | 17 | 9 | 3.0 | 2.9 | 3.0 | 2.0 | 10 | 10 | 6 | 5 |
Described dolomite, attapulgite, barite, siliceous shale are through 2600-3000 DEG C of high melt, and after cooling, ball milling becomes nano ceramic powder, can become vitrified bond.
The preparation method of Ceramic white corundum emery wheel, is characterized in that, comprises the following steps:
(1) load in batch mixer by above-mentioned formula by each component, mixed 1-2 hour, fully mixes;
(2) batch mixing is poured in mould, again mould is put into press compacting, heating mould simultaneously, first precharge 1-2 MPa, the upper and lower plate heating-up temperature 300-350 DEG C of press, time 2-4 minute, then 11-12 MPa is boosted to, pressurize 3-5 minute, then rises to 720-750 DEG C by treatment temperature, insulation 2-3 hour; Naturally cool to 40-450 DEG C again, then be warming up to 1210-1250 DEG C by 3-5 per minute DEG C, insulation 6-7 hour;
(3) be cooled to normal temperature after hot pressing, take out emery wheel workpiece.
The present invention has following beneficial effect:
1, in the present invention, bonding agent adopts ceramic material, emery wheel can be made not yielding, good heat resistance, have very high wearability, solve existing emery wheel poor heat resistance, yielding problem; Various ceramic material adhesive property is good, effectively can prevent crackle, solves existing emery wheel Binder Properties not good, the caducous problem of abrasive material.
2, the present invention with the addition of copper powder metal dust, not only increases the heat conductivility of emery wheel, rapid heat dissipation, grinding temperature is low, and increases hardness and the intensity of emery wheel, reduces the crackle that rigidity grinding is formed, its grinding efficiency and service life, comprehensive benefit improved more than 50% considerably beyond traditional emery wheel.
Detailed description of the invention
It is following that by specific embodiment, the present invention is further illustrated.
Embodiment 1
Ceramic white corundum emery wheel is made up of the raw material of following weight portion: white fused alumina abrasive material 42, rose grain 11, green silicon carbide powder 4, copper powder 2.2, granulated sugar grain 1.5, polyamide wax micropowder 2.2, tricresyl phosphate 1.4, dolomite 5, attapulgite 6, barite 3, siliceous shale 2.Described dolomite, attapulgite, barite, siliceous shale are through 2679 DEG C of high melts, and after cooling, ball milling becomes nano ceramic powder, can become vitrified bond.
The preparation method of Ceramic white corundum emery wheel comprises the following steps:
(1) by above-mentioned formula, each component is loaded in batch mixer, mixed 1 hour, fully mix;
(2) batch mixing is poured in mould, then mould is put into press compacting, heating mould simultaneously, first precharge 1 MPa, the upper and lower plate heating-up temperature of press 310 DEG C, time 2 clock, then boosts to 11 MPas, pressurize 3 minutes, then rises to 725 DEG C by treatment temperature, is incubated 2 hours; Naturally cool to 40-450 DEG C again, then be warming up to 1210-1250 DEG C by 3-5 per minute DEG C, insulation 6-7 hour;
(3) be cooled to normal temperature after hot pressing, take out emery wheel workpiece.
Embodiment 2
Ceramic white corundum emery wheel is made up of the raw material of following weight portion: white fused alumina abrasive material 45, rose grain 13, green silicon carbide powder 6, copper powder 2.4, granulated sugar grain 2.0, polyamide wax micropowder 2.5, tricresyl phosphate 1.5, dolomite 7, attapulgite 8, barite 4, siliceous shale 4.Described dolomite, attapulgite, barite, siliceous shale are through 2765 DEG C of high melts, and after cooling, ball milling becomes nano ceramic powder, can become vitrified bond.
The preparation method of Ceramic white corundum emery wheel comprises the following steps:
(1) by above-mentioned formula, each component is loaded in batch mixer, mixed 1 hour, fully mix;
(2) batch mixing is poured in mould, then mould is put into press compacting, heating mould simultaneously, first precharge 1 MPa, the upper and lower plate heating-up temperature of press 320 DEG C, time 2 clock, then boosts to 11 MPas, pressurize 3 minutes, then rises to 735 DEG C by treatment temperature, is incubated 2 hours; Naturally cool to 40-450 DEG C again, then be warming up to 1210-1250 DEG C by 3-5 per minute DEG C, insulation 6-7 hour;
(3) be cooled to normal temperature after hot pressing, take out emery wheel workpiece.
Embodiment 3
Ceramic white corundum emery wheel is made up of the raw material of following weight portion: white fused alumina abrasive material 47, rose grain 16, green silicon carbide powder 8, copper powder 2.7, granulated sugar grain 2.5, polyamide wax micropowder 2.8, tricresyl phosphate 1.8, dolomite 9, attapulgite 9, barite 5, siliceous shale 5.Described dolomite, attapulgite, barite, siliceous shale are through 2840 DEG C of high melts, and after cooling, ball milling becomes nano ceramic powder, can become vitrified bond.
The preparation method of Ceramic white corundum emery wheel comprises the following steps:
(1) by above-mentioned formula, each component is loaded in batch mixer, mixed 2 hours, fully mix;
(2) batch mixing is poured in mould, then mould is put into press compacting, heating mould simultaneously, first precharge 2 MPa, the upper and lower plate heating-up temperature of press 335 DEG C, time 3 clock, then boosts to 12 MPas, pressurize 4 minutes, then rises to 745 DEG C by treatment temperature, is incubated 3 hours; Naturally cool to 40-450 DEG C again, then be warming up to 1210-1250 DEG C by 3-5 per minute DEG C, insulation 6-7 hour;
(3) be cooled to normal temperature after hot pressing, take out emery wheel workpiece.
Embodiment 4
Ceramic white corundum emery wheel is made up of the raw material of following weight portion: white fused alumina abrasive material 50, rose grain 17, green silicon carbide powder 9, copper powder 3.0, granulated sugar grain 2.9, polyamide wax micropowder 3.0, tricresyl phosphate 2.0, dolomite 10, attapulgite 10, barite 6, siliceous shale 5.Described dolomite, attapulgite, barite, siliceous shale are through 2945 DEG C of high melts, and after cooling, ball milling becomes nano ceramic powder, can become vitrified bond.
The preparation method of Ceramic white corundum emery wheel comprises the following steps:
(1) by above-mentioned formula, each component is loaded in batch mixer, mixed 2 hours, fully mix;
(2) batch mixing is poured in mould, then mould is put into press compacting, heating mould simultaneously, first precharge 2 MPa, the upper and lower plate heating-up temperature of press 350 DEG C, time 4 clock, then boosts to 12 MPas, pressurize 5 minutes, then rises to 750 DEG C by treatment temperature, is incubated 3 hours; Naturally cool to 40-450 DEG C again, then be warming up to 1210-1250 DEG C by 3-5 per minute DEG C, insulation 6-7 hour;
(3) be cooled to normal temperature after hot pressing, take out emery wheel workpiece.
Claims (3)
1. a Ceramic white corundum emery wheel, is characterized in that, it is made up of the raw material of following weight portion:
White fused alumina abrasive material 40-50, rose grain 10-15, green silicon carbide powder 3-8, copper powder 2-3, granulated sugar grain 1-3, polyamide wax micropowder 2-3, tricresyl phosphate 1-2, dolomite 5-10, attapulgite 5-10, barite 3-6, siliceous shale 2-5.
2. Ceramic white corundum emery wheel according to claim 1, is characterized in that, described dolomite, attapulgite, barite, siliceous shale are through 2600-3000 DEG C of high melt, and after cooling, ball milling becomes nano ceramic powder, can become vitrified bond.
3. a preparation method for Ceramic white corundum emery wheel as claimed in claim 1, is characterized in that, comprise the following steps:
(1) load in batch mixer by above-mentioned formula by each component, mixed 1-2 hour, fully mixes;
(2) batch mixing is poured in mould, again mould is put into press compacting, heating mould simultaneously, first precharge 1-2 MPa, the upper and lower plate heating-up temperature 300-350 DEG C of press, time 2-4 minute, then 11-12 MPa is boosted to, pressurize 3-5 minute, then rises to 720-750 DEG C by treatment temperature, insulation 2-3 hour; Naturally cool to 40-450 DEG C again, then be warming up to 1210-1250 DEG C by 3-5 per minute DEG C, insulation 6-7 hour;
(3) be cooled to normal temperature after hot pressing, take out emery wheel workpiece.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210267152.9A CN102814750B (en) | 2012-07-31 | 2012-07-31 | Ceramic white corundum grinding wheel |
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| CN201210267152.9A CN102814750B (en) | 2012-07-31 | 2012-07-31 | Ceramic white corundum grinding wheel |
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| CN102814750B true CN102814750B (en) | 2015-04-29 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105598857B (en) * | 2013-12-13 | 2017-08-01 | 珠海市巨海科技有限公司 | The manufacture method of ceramic bond super-hard abrasive tool |
| CN103786098A (en) * | 2014-01-10 | 2014-05-14 | 当涂县南方红月磨具磨料有限公司 | Graphene-containing ceramic white fused alumina abrasive wheel |
| CN105818005A (en) * | 2016-05-31 | 2016-08-03 | 安徽砥钻砂轮有限公司 | High-hardness wear-resistant grinding wheel and preparation method for same |
| CN107805057A (en) * | 2017-10-12 | 2018-03-16 | 天津大学 | A kind of Metal toughened ceramic base boule composite |
| CN108715554A (en) * | 2018-05-25 | 2018-10-30 | 江苏泰瑞耐火有限公司 | The naked burning coating of functional refractory material |
| CN108840689A (en) * | 2018-05-25 | 2018-11-20 | 江苏泰瑞耐火有限公司 | The naked firing method of functional refractory material |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2272875A (en) * | 1941-08-02 | 1942-02-10 | Norton Co | Grinding wheel |
| SU931446A1 (en) * | 1980-11-18 | 1982-05-30 | Всесоюзный Научно-Исследовательский Институт Абразивов И Шлифования | Mass for producing abrasive tool |
| CN1579709A (en) * | 2003-08-14 | 2005-02-16 | 马林召 | High strength grinding wheel and its preparation method |
| CN101214637A (en) * | 2008-01-16 | 2008-07-09 | 郑州安华磨具有限公司 | Glass edging wheel |
| CN101829959A (en) * | 2010-04-10 | 2010-09-15 | 广东奔朗新材料股份有限公司 | Diamond wheel for ceramic tile mill groove and machining method of ceramic tile mill groove |
-
2012
- 2012-07-31 CN CN201210267152.9A patent/CN102814750B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2272875A (en) * | 1941-08-02 | 1942-02-10 | Norton Co | Grinding wheel |
| SU931446A1 (en) * | 1980-11-18 | 1982-05-30 | Всесоюзный Научно-Исследовательский Институт Абразивов И Шлифования | Mass for producing abrasive tool |
| CN1579709A (en) * | 2003-08-14 | 2005-02-16 | 马林召 | High strength grinding wheel and its preparation method |
| CN101214637A (en) * | 2008-01-16 | 2008-07-09 | 郑州安华磨具有限公司 | Glass edging wheel |
| CN101829959A (en) * | 2010-04-10 | 2010-09-15 | 广东奔朗新材料股份有限公司 | Diamond wheel for ceramic tile mill groove and machining method of ceramic tile mill groove |
Non-Patent Citations (1)
| Title |
|---|
| 砂糖粒作气孔调节剂的陶瓷结合剂砂轮及其制造方法;李信达（译自日本特开平11-285974）;《磨料磨具通讯》;20070831(第8期);14-15 * |
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