CN103009230B - Method for grinding bearing ring - Google Patents
Method for grinding bearing ring Download PDFInfo
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- CN103009230B CN103009230B CN201210496244.4A CN201210496244A CN103009230B CN 103009230 B CN103009230 B CN 103009230B CN 201210496244 A CN201210496244 A CN 201210496244A CN 103009230 B CN103009230 B CN 103009230B
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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 grinding agent field.
Background technology
Ball bearing is the one of rolling bearing, and ball ball is contained in the centre of interior steel ring and outer rim, can bear larger load.Wherein, ceramic ball bearing is because of the feature of its uniqueness and application and receiving much concern widely.At present, applying more is silicon nitride ceramic ball bearing.Its advantage is: limit speed is high, precision stability good, staring torque is little, ceramic ball bearing rigidity is high, dry runnability 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 about high by 1/3, and under the condition of same load, the elastic deformation of silicon nitride ceramics is little, so, use the machine tool chief axis of ceramic ball bearing to have good running accuracy.In order to ensure running precision and the service life of ceramic ball bearing, high to the requirement of Ceramic Balls sphericity, simultaneously owing to itself being high-strength material, it is ground then more difficult.
The lasso of silicon nitride ceramic ball bearing generally adopts chromium steel material to make, under silicon nitride ceramic ball bearing is generally used for the working environment of High Rotation Speed, require high to its running precision simultaneously, in order to stable operation, need its inner and outer ring to have lower roughness.
Summary of the invention
The object of this invention is to provide a kind of Ginding process of bearing ring, the method comprises corase grind, fine grinding and the step of super grinding, and in the method, the grinding agent in each grinding stage comprises corase grind grinding agent, fine grinding grinding agent and super grinding grinding agent.These grinding agents in each stage of grinding with the use of, can grinding efficiency be reached high, pollute few to ceramic body, improve grinding efficiency, reduce the effect of milling time.
A Ginding process for bearing ring, comprises corase grind, fine grinding and the step of super grinding,
I. roughly grind: the plane of lasso, external diameter, endoporus and raceway groove are roughly ground; In described corase grind grinding agent, the granularity of silicon-carbide particle is 100 ~ 200 μm, and described silicon-carbide particle is spherical, and its sphericity is 0.5 ~ 0.6;
II. refine: the plane of lasso, external diameter, endoporus and raceway groove are refined; In described fine grinding grinding agent, the granularity of silicon-carbide particle is 5 ~ 50 μm, and described silicon-carbide particle is spherical, and its sphericity is 0.6 ~ 0.65;
III. super grinding: super grinding is carried out to the raceway groove of lasso; In described super grinding grinding agent, the granularity of silicon-carbide particle is 0.1 ~ 5 μm, and described silicon-carbide particle is spherical, and its sphericity is 0.65 ~ 0.75.
" sphericity " of the present invention refers to the degree that the shape of silicon-carbide particle is similar to spheroid.
The preferred described corase grind grinding agent of Ginding process of bearing ring of the present invention, fine grinding grinding agent and super grinding grinding agent are 1:1 ~ 1:4 with the mass ratio of grinding matrix.
The preferred described matrix of Ginding process of bearing ring of the present invention is water or kerosene.
In the preferred described corase grind grinding agent of Ginding process of bearing ring of the present invention, fine grinding grinding agent and super grinding grinding agent, silicon-carbide particle accounts for 5% ~ 50% of grinding agent quality.
The preferred described corase grind grinding agent of Ginding process of bearing ring of the present invention, fine grinding grinding agent and super grinding grinding agent, by mass percentage, be made up of following component:
The preferred further preferred described corase grind grinding agent of Ginding process of bearing ring of the present invention, fine grinding grinding agent and super grinding grinding agent, by mass percentage, be made up of following component:
The preferred described dispersant of Ginding process of bearing ring of the present invention is at least one in ethylene glycol, polyethylene glycol, polypropylene glycol, glycerine.
In the preferred described corase grind grinding agent of Ginding process of bearing ring of the present invention, in silicon-carbide particle, granularity is that the quality of the silicon-carbide particle of 100 ~ 150 μm at least accounts for 40% ~ 80% of silicon-carbide particle gross mass, more preferably accounts for 60% ~ 80% of silicon-carbide particle gross mass.
In the preferred described fine grinding grinding agent of Ginding process of bearing ring of the present invention, in silicon-carbide particle, granularity is that the quality of the silicon-carbide particle of 10 ~ 20 μm at least accounts for 40% ~ 80% of silicon-carbide particle gross mass, more preferably accounts for 60% ~ 80% of silicon-carbide particle gross mass.
In the preferred described super grinding grinding agent of Ginding process of bearing ring of the present invention, in silicon-carbide particle, granularity is that the quality of the silicon-carbide particle of 0.5 ~ 2 μm at least accounts for 40% ~ 80% of silicon-carbide particle gross mass, more preferably accounts for 60% ~ 80% of silicon-carbide particle gross mass.
Above-mentioned three kinds of grinding agents are preferably prepared as follows:
A preparation method for grinding agent, comprises following processing step:
1. raw material weighing: accurate weighing raw material in proportion, and filter;
2. disperse: after sodium phosphate trimer, dodecyl sodium sulfate and sodium metasilicate being mixed in proportion, be dissolved in dispersant;
3. filter: by step 2. gained slurries filtration, after removing bulky grain, add silicon-carbide particle;
4. disperse again: by step 3. gained slurry carry out ultrasonic disperse.
The invention has the beneficial effects as follows: the Ginding process that the invention provides a kind of bearing ring, the method comprises corase grind, fine grinding and the step of super grinding, and in the method, the grinding agent in each grinding stage comprises corase grind grinding agent, fine grinding grinding agent and super grinding grinding agent.These grinding agents in each stage of grinding with the use of, can grinding efficiency be reached high, pollute few to ceramic body, improve grinding efficiency, reduce the effect of milling time.
Detailed description of the invention
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 Ginding process for bearing ring, comprises corase grind, fine grinding and the step of super grinding,
I. roughly grind: the plane of lasso, external diameter, endoporus and raceway groove are roughly ground; In described corase grind grinding agent, the granularity of silicon-carbide particle is 100 ~ 200 μm, and described silicon-carbide particle is spherical, and its sphericity is 0.56, and in silicon-carbide particle, granularity is that the quality of the silicon-carbide particle of 100 ~ 150 μm at least accounts for 65% of silicon-carbide particle gross mass;
II. refine: the plane of lasso, external diameter, endoporus and raceway groove are refined; In described fine grinding grinding agent, the granularity of silicon-carbide particle is 5 ~ 50 μm, and described silicon-carbide particle is spherical, and its sphericity is 0.65, and in silicon-carbide particle, granularity is that the quality of the silicon-carbide particle of 10 ~ 20 μm at least accounts for 70% of silicon-carbide particle gross mass,
III. super grinding: in described super grinding grinding agent, the granularity of silicon-carbide particle is 0.1 ~ 5 μm, described silicon-carbide particle is spherical, and its sphericity is 0.75, and in silicon-carbide particle, granularity is that the quality of the silicon-carbide particle of 0.5 ~ 2 μm at least accounts for 70% of silicon-carbide particle gross mass.
Described corase grind grinding agent, fine grinding grinding agent and super grinding grinding agent, by mass percentage, be made up of following component:
Dispersant is polyethylene glycol.By three kinds of grinding agents and water in mass ratio 1:2 be used for polishing silicon nitride ceramic ball bearing lasso after mixing stage by stage, the roughness of gained lasso is 0.015Ra.
Claims (5)
1. a Ginding process for bearing ring, comprises corase grind, fine grinding and the step of super grinding, it is characterized in that:
I. roughly grind: the plane of lasso, external diameter, endoporus and raceway groove are roughly ground; In described corase grind grinding agent, the granularity of silicon-carbide particle is 100 ~ 200 μm, and described silicon-carbide particle is spherical, and its sphericity is 0.5 ~ 0.6;
II. refine: the plane of lasso, external diameter, endoporus and raceway groove are refined; In described fine grinding grinding agent, the granularity of silicon-carbide particle is 5 ~ 50 μm, and described silicon-carbide particle is spherical, and its sphericity is 0.6 ~ 0.65;
III. super grinding: super grinding is carried out to the raceway groove of lasso; In described super grinding grinding agent, the granularity of silicon-carbide particle is 0.1 ~ 5 μm, and described silicon-carbide particle is spherical, and its sphericity is 0.65 ~ 0.75,
Described corase grind grinding agent, fine grinding grinding agent and super grinding grinding agent, by mass percentage, be made up of following component:
2. method according to claim 1, is characterized in that: described dispersant is at least one in ethylene glycol, polyethylene glycol, polypropylene glycol, glycerine.
3. method according to claim 1, is characterized in that: in described corase grind grinding agent, and in silicon-carbide particle, granularity is that the quality of the silicon-carbide particle of 100 ~ 150 μm at least accounts for 40% ~ 80% of silicon-carbide particle gross mass.
4. method according to claim 1, is characterized in that: in described fine grinding grinding agent, and in silicon-carbide particle, granularity is that the quality of the silicon-carbide particle of 10 ~ 20 μm at least accounts for 40% ~ 80% of silicon-carbide particle gross mass.
5. method according to claim 1, is characterized in that: in described super grinding grinding agent, and in silicon-carbide particle, granularity is that the quality of the silicon-carbide particle of 0.5 ~ 2 μm at least accounts for 40% ~ 80% of silicon-carbide particle gross mass.
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 |
|---|---|---|---|
| CN201210496244.4A CN103009230B (en) | 2012-11-28 | 2012-11-28 | Method for grinding bearing ring |
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| CN103009230A CN103009230A (en) | 2013-04-03 |
| CN103009230B true 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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Families Citing this family (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 |
| CN109176303B (en) * | 2018-11-01 | 2023-11-03 | 哈尔滨轴承集团有限公司 | Bearing ring water remover |
| CN115519408A (en) * | 2021-06-24 | 2022-12-27 | 杭州智谷精工有限公司 | Polishing method of stainless steel workpiece |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4033440B2 (en) * | 2001-09-17 | 2008-01-16 | 三井金属鉱業株式会社 | Cerium-based abrasive slurry and method for producing cerium-based abrasive slurry |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| CN103009230A (en) | 2013-04-03 |
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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. |