CN103009230A - Method for grinding bearing ring - Google Patents
Method for grinding bearing ring Download PDFInfo
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- CN103009230A CN103009230A CN2012104962444A CN201210496244A CN103009230A CN 103009230 A CN103009230 A CN 103009230A CN 2012104962444 A CN2012104962444 A CN 2012104962444A CN 201210496244 A CN201210496244 A CN 201210496244A CN 103009230 A CN103009230 A CN 103009230A
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- carbide particle
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Abstract
The invention relates to a method for grinding a bearing ring, and belongs to the field of grinding agents. The method comprises the following steps: rough grinding, fine grinding and supergrinding, and the grinding agent at each grinding stage in the method comprises a rough grinding agent, a fine grinding agent and a supergrinding agent. As the grinding agents are used by being matched with one another at each grinding stage, the effects of high grinding efficiency, low pollution to the ceramic body, improved grinding efficiency and reduced grinding time can be achieved.
Description
Technical field
The present invention relates to a kind of Ginding process of bearing ring, belong to the grinding agent field.
Background technology
Ball bearing is a kind of of rolling bearing, and the ball ball is contained in the centre of interior steel ring and outer rim, can bear larger load.Wherein, application receives much concern ceramic ball bearing because its unique characteristics reach widely.What at present, application was more is silicon nitride ceramic ball bearing.Its advantage is: limit speed is high, precision stability is good, staring torque is little, high, the dried runnability of ceramic ball bearing rigidity is good, the life-span is long, is very suitable for keeping high accuracy, long time running under high speed, high temperature and burn into radiation condition.In addition, the hardness ratio bearing steel of silicon nitride ceramics is high 1 times, and elastic modelling quantity is high by 1/3 approximately, and under the condition of same load, the strain of silicon nitride ceramics is little, so, use the machine tool chief axis of ceramic ball bearing to have good running accuracy.For running precision and the service life that guarantees ceramic ball bearing, to the Ceramic Balls sphericity require highly, simultaneously owing to itself be high-strength material, it is ground then more difficult.
The lasso of silicon nitride ceramic ball bearing generally adopts the chromium steel material to make, because silicon nitride ceramic ball bearing generally is used under the working environment of High Rotation Speed, simultaneously its running precision is required height, for stable operation, need its inner and outer ring to have lower roughness.
Summary of the invention
The Ginding process that the purpose of this invention is to provide a kind of bearing ring, the method comprise the step of corase grind, correct grinding and super grinding, and each grinding agent that grinds the stage comprises corase grind grinding agent, correct grinding grinding agent and super grinding grinding agent in the method.These grinding agents are used in grinding stages, can reach the grinding efficiency height, ceramic body is polluted lack, and improve the effect of grinding efficiency, minimizing milling time.
A kind of Ginding process of bearing ring comprises the step of corase grind, correct grinding and super grinding,
I. roughly grind: plane, external diameter, endoporus and raceway groove to lasso are roughly ground; In the described corase grind grinding agent, the granularity of silicon-carbide particle is 100 ~ 200 μ m, and described silicon-carbide particle is spherical, and its sphericity is 0.5 ~ 0.6;
II. finish grind: plane, external diameter, endoporus and raceway groove to lasso finish grind; In the described correct grinding grinding agent, the granularity of silicon-carbide particle is 5 ~ 50 μ m, and described silicon-carbide particle is spherical, and its sphericity is 0.6 ~ 0.65;
III. super grinding: the raceway groove to lasso carries out super grinding; In the described super grinding grinding agent, the granularity of silicon-carbide particle is 0.1 ~ 5 μ m, and described silicon-carbide particle is spherical, and its sphericity is 0.65 ~ 0.75.
" sphericity " of the present invention refers to the shape degree similar to spheroid of silicon-carbide particle.
The preferred described corase grind grinding agent of the Ginding process of bearing ring of the present invention, correct grinding grinding agent and super grinding grinding agent are 1:1 ~ 1:4 with the mass ratio that grinds matrix.
The preferred described matrix of the Ginding process of bearing ring of the present invention is water or kerosene.
In the preferred described corase grind grinding agent of the Ginding process of bearing ring of the present invention, correct grinding grinding agent and the super grinding grinding agent, silicon-carbide particle accounts for 5% ~ 50% of grinding agent quality.
The preferred described corase grind grinding agent of the Ginding process of bearing ring of the present invention, correct grinding grinding agent and super grinding grinding agent by mass percentage, are comprised of following component:
The preferred further preferred described corase grind grinding agent of the Ginding process of bearing ring of the present invention, correct grinding grinding agent and super grinding grinding agent by mass percentage, are comprised of following component:
The preferred described dispersant of the Ginding process of bearing ring of the present invention is at least a in ethylene glycol, polyethylene glycol, polypropylene glycol, the glycerine.
In the preferred described corase grind grinding agent of the Ginding process of bearing ring of the present invention, granularity is that the quality of the silicon-carbide particle of 100 ~ 150 μ m accounts for 40% ~ 80% of silicon-carbide particle gross mass at least in the silicon-carbide particle, more preferably accounts for 60% ~ 80% of silicon-carbide particle gross mass.
In the preferred described correct grinding grinding agent of the Ginding process of bearing ring of the present invention, granularity is that the quality of the silicon-carbide particle of 10 ~ 20 μ m accounts for 40% ~ 80% of silicon-carbide particle gross mass at least in the silicon-carbide particle, more preferably accounts for 60% ~ 80% of silicon-carbide particle gross mass.
In the preferred described super grinding grinding agent of the Ginding process of bearing ring of the present invention, granularity is that the quality of the silicon-carbide particle of 0.5 ~ 2 μ m accounts for 40% ~ 80% of silicon-carbide particle gross mass at least in the silicon-carbide particle, more preferably accounts for 60% ~ 80% of silicon-carbide particle gross mass.
Above-mentioned three kinds of grinding agents are as follows preparation preferably:
A kind of preparation method of grinding agent comprises following processing step:
1. raw material weighing: accurate weighing raw material in proportion, and filter;
2. disperse: be dissolved in dispersant after sodium phosphate trimer, dodecyl sodium sulfate and sodium metasilicate are mixed in proportion;
3. filter: with 2. gained slurries filtration of step, add silicon-carbide particle after removing bulky grain;
4. disperse again: with step 3. the gained slurry carry out ultrasonic dispersion.
The invention has the beneficial effects as follows: the invention provides a kind of Ginding process of bearing ring, the method comprises the step of corase grind, correct grinding and super grinding, and each grinding agent that grinds the stage comprises corase grind grinding agent, correct grinding grinding agent and super grinding grinding agent in the method.These grinding agents are used in grinding stages, can reach the grinding efficiency height, ceramic body is polluted lack, and improve the effect of grinding efficiency, minimizing milling time.
The specific embodiment
Following non-limiting example can make the present invention of those of ordinary skill in the art's comprehend, but does not limit the present invention in any way.
Embodiment 1
A kind of Ginding process of bearing ring comprises the step of corase grind, correct grinding and super grinding,
I. roughly grind: plane, external diameter, endoporus and raceway groove to lasso are roughly ground; In the described corase grind grinding agent, the granularity of silicon-carbide particle is 100 ~ 200 μ m, and described silicon-carbide particle is spherical, and its sphericity is 0.56, and granularity is that the quality of the silicon-carbide particle of 100 ~ 150 μ m accounts for 65% of silicon-carbide particle gross mass at least in the silicon-carbide particle;
II. finish grind: plane, external diameter, endoporus and raceway groove to lasso finish grind; In the described correct grinding grinding agent, the granularity of silicon-carbide particle is 5 ~ 50 μ m, and described silicon-carbide particle is spherical, and its sphericity is 0.65, and granularity is that the quality of the silicon-carbide particle of 10 ~ 20 μ m accounts for 70% of silicon-carbide particle gross mass at least in the silicon-carbide particle,
III. super grinding: in the described super grinding grinding agent, the granularity of silicon-carbide particle is 0.1 ~ 5 μ m, described silicon-carbide particle is spherical, and its sphericity is 0.75, and granularity is that the quality of the silicon-carbide particle of 0.5 ~ 2 μ m accounts for 70% of silicon-carbide particle gross mass at least in the silicon-carbide particle.
Described corase grind grinding agent, correct grinding grinding agent and super grinding grinding agent by mass percentage, are comprised of following component:
Dispersant is polyethylene glycol.Be used for stage by stage polishing silicon nitride ceramic ball bearing lasso after 1:2 mixes in mass ratio with water with three kinds of grinding agents, the roughness of gained lasso is 0.015Ra.
Claims (9)
1. the Ginding process of a bearing ring comprises it is characterized in that the step of corase grind, correct grinding and super grinding:
I. roughly grind: plane, external diameter, endoporus and raceway groove to lasso are roughly ground; In the described corase grind grinding agent, the granularity of silicon-carbide particle is 100 ~ 200 μ m, and described silicon-carbide particle is spherical, and its sphericity is 0.5 ~ 0.6;
II. finish grind: plane, external diameter, endoporus and raceway groove to lasso finish grind; In the described correct grinding grinding agent, the granularity of silicon-carbide particle is 5 ~ 50 μ m, and described silicon-carbide particle is spherical, and its sphericity is 0.6 ~ 0.65;
III. super grinding: the raceway groove to lasso carries out super grinding; In the described super grinding grinding agent, the granularity of silicon-carbide particle is 0.1 ~ 5 μ m, and described silicon-carbide particle is spherical, and its sphericity is 0.65 ~ 0.75.
2. method according to claim 1 is characterized in that: described corase grind grinding agent, correct grinding grinding agent and super grinding grinding agent are 1:1 ~ 1:4 with the mass ratio that grinds matrix.
3. method according to claim 1, it is characterized in that: described matrix is water or kerosene.
4. method according to claim 1 is characterized in that: in described corase grind grinding agent, correct grinding grinding agent and the super grinding grinding agent, silicon-carbide particle accounts for 5% ~ 50% of grinding agent quality.
5. method according to claim 4 is characterized in that: described corase grind grinding agent, correct grinding grinding agent and super grinding grinding agent by mass percentage, are comprised of following component:
6. method according to claim 5 is characterized in that: described dispersant is at least a in ethylene glycol, polyethylene glycol, polypropylene glycol, the glycerine.
7. method according to claim 1 is characterized in that: in the described corase grind grinding agent, granularity is that the quality of the silicon-carbide particle of 100 ~ 150 μ m accounts for 40% ~ 80% of silicon-carbide particle gross mass at least in the silicon-carbide particle.
8. method according to claim 1 is characterized in that: in the described correct grinding grinding agent, granularity is that the quality of the silicon-carbide particle of 10 ~ 20 μ m accounts for 40% ~ 80% of silicon-carbide particle gross mass at least in the silicon-carbide particle.
9. method according to claim 1 is characterized in that: in the described super grinding grinding agent, granularity is that the quality of the silicon-carbide particle of 0.5 ~ 2 μ m accounts for 40% ~ 80% of silicon-carbide particle gross mass at least in the silicon-carbide particle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210496244.4A CN103009230B (en) | 2012-11-28 | 2012-11-28 | Method for grinding bearing ring |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210496244.4A CN103009230B (en) | 2012-11-28 | 2012-11-28 | Method for grinding bearing ring |
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| CN103009230A true CN103009230A (en) | 2013-04-03 |
| CN103009230B CN103009230B (en) | 2015-04-08 |
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| CN201210496244.4A Active CN103009230B (en) | 2012-11-28 | 2012-11-28 | Method for grinding bearing ring |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106753242A (en) * | 2016-12-09 | 2017-05-31 | 安顺市虹翼特种钢球制造有限公司 | A kind of stainless bearing steel lasso grinding agent |
| CN109176303A (en) * | 2018-11-01 | 2019-01-11 | 哈尔滨轴承集团公司 | A kind of bearing ring water removing machine |
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| US20040031206A1 (en) * | 2001-09-17 | 2004-02-19 | Yoshitsugu Uchino | Cerium-based abrasive material slurry and method for producing cerium-based abrasive material slurry |
| CN1619171A (en) * | 2004-07-08 | 2005-05-25 | 沈阳建筑大学 | High precision hot press silicon nitride ceramic ball bearing and its manufacturing method |
| CN101139517A (en) * | 2007-07-24 | 2008-03-12 | 河南科技大学 | Bearing vibration-reducing chemical milling agent and method for using same |
| CN101733685A (en) * | 2009-12-10 | 2010-06-16 | 洛阳轴研科技股份有限公司 | Processing technique for ceramic balls |
| CN102233535A (en) * | 2011-05-10 | 2011-11-09 | 瓦房店光阳轴承集团有限公司 | Grinding process method of ultra-light narrow bearing sleeve ring |
| CN102501149A (en) * | 2011-11-23 | 2012-06-20 | 瓦房店冶矿轴承制造有限公司 | Method for machining centering roller bearing inner ring with oil hole on inside diameter |
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2012
- 2012-11-28 CN CN201210496244.4A patent/CN103009230B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040031206A1 (en) * | 2001-09-17 | 2004-02-19 | Yoshitsugu Uchino | Cerium-based abrasive material slurry and method for producing cerium-based abrasive material slurry |
| CN1619171A (en) * | 2004-07-08 | 2005-05-25 | 沈阳建筑大学 | High precision hot press silicon nitride ceramic ball bearing and its manufacturing method |
| CN101139517A (en) * | 2007-07-24 | 2008-03-12 | 河南科技大学 | Bearing vibration-reducing chemical milling agent and method for using same |
| CN101733685A (en) * | 2009-12-10 | 2010-06-16 | 洛阳轴研科技股份有限公司 | Processing technique for ceramic balls |
| CN102233535A (en) * | 2011-05-10 | 2011-11-09 | 瓦房店光阳轴承集团有限公司 | Grinding process method of ultra-light narrow bearing sleeve ring |
| CN102501149A (en) * | 2011-11-23 | 2012-06-20 | 瓦房店冶矿轴承制造有限公司 | Method for machining centering roller bearing inner ring with oil hole on inside diameter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106753242A (en) * | 2016-12-09 | 2017-05-31 | 安顺市虹翼特种钢球制造有限公司 | A kind of stainless bearing steel lasso grinding agent |
| CN109176303A (en) * | 2018-11-01 | 2019-01-11 | 哈尔滨轴承集团公司 | A kind of bearing ring water removing machine |
| CN109176303B (en) * | 2018-11-01 | 2023-11-03 | 哈尔滨轴承集团有限公司 | Bearing ring water remover |
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| Publication number | Publication date |
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| CN103009230B (en) | 2015-04-08 |
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Effective date of registration: 20230321 Address after: Room R21, 3rd Floor, Building 3, No. 36, Dalian East Road, Taicang City, Suzhou City, Jiangsu Province, 215400 Patentee after: Taicang Dayou Aviation Precision Machinery Manufacturing Co.,Ltd. Address before: 116000 No. 9 Liaohe West Second Road, Dalian Development Zone, Liaoning Province Patentee before: DALIAN DAYOU HI-TECH CERAMIC Co.,Ltd. |